WO2005069270A1 - 表示装置 - Google Patents
表示装置 Download PDFInfo
- Publication number
- WO2005069270A1 WO2005069270A1 PCT/JP2004/019573 JP2004019573W WO2005069270A1 WO 2005069270 A1 WO2005069270 A1 WO 2005069270A1 JP 2004019573 W JP2004019573 W JP 2004019573W WO 2005069270 A1 WO2005069270 A1 WO 2005069270A1
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- WIPO (PCT)
- Prior art keywords
- display
- unit
- character code
- input
- video signal
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L13/00—Speech synthesis; Text to speech systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
Definitions
- the present invention relates to a display device for displaying characters and images based on character code information and image signals consisting of character codes, and more particularly to a display device of a client device having an external device as a host. .
- a display device displays characters based on character code information, and a video is displayed based on a video signal.
- the function to perform main information processing is as follows:
- the information processing function is used to perform processing for displaying characters based on character code information and processing for displaying video based on video signals.
- Patent Document 1 Japanese Published Utility Model Application Publication No. 62/201850 (disclosed on December 23, 1987)
- Patent Document 2 Japanese Patent Application Publication No. JP-A-2-165324 (published on June 26, 1990)
- the document data is read out and converted to voice while being displayed on the display unit.
- a text-to-speech reading device for outputting the text is described, and a character image is cut out of the image in Japanese Patent Publication 3 (Japanese Patent Laid-Open Publication No. Hei 4-24885 (published on January 28, 1992)).
- Japanese Patent Publication 3 Japanese Patent Laid-Open Publication No. Hei 4-24885 (published on January 28, 1992)
- the invention for realizing a display device of a card size with an audio function which has been previously proposed by the applicant of the present invention, also supports this, and by adopting such a configuration, excellent results can be obtained.
- a display device having a different shape can also be realized.
- the applicant of the present application has intensively studied what functions are provided on the display device side, which is a client device, and as a result, recognizes the characters on the display device side and outputs the recognized characters as speech. To be able to confirm information that is input as character code information or a video signal from an external device, and is originally confirmed only by using sight as characters, using hearing as information of voice. This makes it possible to use it for blind users as well, and it has been found that the display device as a client device is very convenient.
- a first display device of the present invention corresponds to a display unit, an audio output unit, a character code input unit to which a character code is input from the outside of the device, and a character code.
- a display control unit for displaying a character on the display unit, and a sound corresponding to A voice output control unit for outputting from the voice output unit; the character code input unit outputs the input character code to the display control unit and the voice output control unit; and the input character code is output.
- a corresponding character is displayed on the display unit, and a sound corresponding to the input character code is output from the sound output unit.
- the character code input unit outputs the character code input from the outside not only to the display control unit but also to the audio output control unit, and the character input by the operation by the display control unit is performed.
- the character corresponding to the code is displayed on the display unit, and the voice output control unit operates the voice corresponding to the input character code, that is, the voice obtained by reading the character displayed on the display unit as the voice output unit It will be output from.
- the user adds the information content input as the character code information to the character information display only by inputting the character code information with external power, and reads the information display by the character. It can also be heard as audio information, and can be confirmed using visual and auditory senses.
- the external device outputting character code information is not configured to output a voice signal corresponding to the character code information, the character code information from the external device. Although it is impossible to confirm the content of the information input as the above, even if the output of the external device is only character code information by the above configuration, the content of the information shown in it is also confirmed as voice information. Because it can be done, the width of the external device that can obtain information will be expanded.
- the improvement of convenience as such a display device can be realized only by the correspondence on the display device side, and the external device outputting the character code information does not involve any change. Therefore, if it is an external device capable of outputting a character code, the above effect can be obtained by using a conventional device as it is, and it is excellent in versatility.
- this makes it possible to change the information indicated by the characters input as the external force character code information to the external device side which is the device outputting the character code information without any change. It is possible to provide a highly convenient and convenient display device that can be confirmed by hearing using voice as well as the original visual confirmation using display.
- the second display device of the present invention may be the display unit, the audio output unit, or the outside of the device
- a video signal input unit to which a video signal is input a display control unit for displaying a video on the display unit based on the video signal, characters extracted from the video signal are extracted and recognized, and a character code is generated.
- an audio output control unit for outputting an audio corresponding to the character code from the audio output unit, the video signal input unit including the display control unit and the display control unit.
- the character recognition unit While outputting to the character recognition unit, the character recognition unit outputs the character code to the audio output control unit, and a video based on the input video signal is displayed on the display unit and included in the video signal, A voice corresponding to the character code recognized by the character recognition unit is output from the voice output unit.
- the video signal input unit outputs the video signal input from the outside not only to the display control unit but also to the character recognition unit, and the character recognition unit extracts the characters included in the video signal. Recognize and convert to character code. Then, the converted character code is output to the voice control unit. Therefore, while the video based on the input video signal is displayed on the display unit by the operation of the display control unit, the voice of the character contained in the displayed video is read out by the operation of the voice control unit. Is also output from the audio output unit.
- the user adds the content of the information indicated by the characters included in the video signal to the information display by the characters only by the input of the video signal from the outside. It can be heard as read-out voice information, and can be confirmed using visual and auditory senses.
- the external device outputting the video signal converts the information of the character part in the video signal into an audio signal and outputs the converted signal.
- the information content indicated by the characters in the video signal of can not be confirmed, the above configuration makes it possible to indicate by the characters contained in the output from the external device even if the output from the external device is only the video signal. Since the information content can also be confirmed as voice information, the width of the external device capable of acquiring information will be expanded.
- FIG. 1 shows a first embodiment of the present invention, and is a functional block diagram of a display device.
- FIG. 2 is a perspective view showing the configuration of the display device of FIG.
- FIG. 3 is an external view of the display device of FIG. 1;
- FIG. 4 is a view showing an entire system including the display device of FIG. 1 and an external device.
- FIG. 5 is a perspective view showing a configuration of a display device, which is a modification of the first embodiment of the present invention.
- FIG. 6 is a functional block diagram of a display device of a modification of FIG. 5;
- FIG. 7 shows a second embodiment of the present invention and is a functional block diagram of a display device.
- FIG. 8 shows a third embodiment of the present invention and is a functional block diagram of a display device.
- FIG. 9 is a view showing the entire system constituted by the display device of FIG. 8 and an external device.
- the character code output unit of the external device that outputs character code information and the character code input unit of this device are connected by wire or wirelessly, so that an external device can be used.
- This display device is capable of capturing character code information from the device into the device and displaying characters, and also generating and outputting voice corresponding to the character code information.
- the video signal output unit of the external device that outputs the video signal and the video signal input unit of the device are connected by wire or wirelessly.
- a display device capable of capturing a video signal from an external device into the device and displaying the video, and also generating and outputting an audio corresponding to the character if the video includes characters. .
- FIG. 2 is a block diagram showing a member configuration of the display device 30 according to the first embodiment of the present invention
- FIG. 3 is an external view of the display device 30. As shown in FIG.
- the display device 30 includes a liquid crystal panel 1 which is a display element constituting the display unit, and an audio device (audio output unit, sound source element) 2.
- the liquid crystal panel 1 is a display unit integrated with a driving unit, which is monolithically formed on a substrate constituting the liquid crystal panel 1 of a display unit driving unit described later.
- the liquid crystal panel 1 displays information consisting of characters on the display unit la based on character code information input from an external device connected to the present display device 30. Further, in the present display device 30, a video based on a video signal input from an external device connected to the present display device 30 is also displayed on the display unit la. However, video display is not always necessary.
- the external device that outputs the video signal and the external device that outputs the character code information may be separate devices that are the same.
- the connection form with the external device and the combination of signals handled are variously adapted depending on the data format that can be handled and the connection terminal standard, etc. defined in the communication method or standard to which this display device 30 is applied.
- the present invention does not define or limit those systems or standards.
- the liquid crystal panel 1 has a configuration in which liquid crystal is sandwiched between a pair of transparent substrates 10 and 11 such as glass.
- the substrate 10 is a surface opposite to the other substrate 11 in the glass substrate as a base material.
- the display drive unit described above is also formed on the substrate 10.
- the substrate 11 is a glass substrate on which a common electrode made of a transparent conductive film such as ITO is formed on the surface facing the thin film substrate 10 and is called the opposing substrate 11.
- the voice device 2 can use, for example, a piezoelectric element such as a crystal of Rossier's salt or a thin plate of ceramic, or can use a normal voice coil speaker.
- the audio device 2 generates a sound by vibrating the liquid crystal panel 1.
- the liquid crystal panel 1 and the audio device 2 cover the liquid crystal panel 1 from the back, and have a bezel 3 having an opening at a position corresponding to the display area la contributing to display. It is housed in the department.
- the audio device 2 is disposed so as to be located at the peripheral portion lb portion around the display portion la in the liquid crystal panel 1.
- the peripheral portion lb corresponds to the frame portion in the present display device 30.
- the audio device 2 may be fixed to the liquid crystal panel 1 side or may be fixed to the bezel 3 side.
- the audio device 2 may be disposed on the front side or the rear side of the peripheral portion lb.
- the audio device 2 can be disposed on the back side of the liquid crystal panel 1 which is the back side of the display device 30.
- FIG. 1 shows a functional block diagram of the present display device 30.
- the display unit 30 functionally includes: a display unit la; a display unit drive unit 12 ⁇ 13 which is a display unit drive circuit; a video signal input unit 14; a character code input unit 16; , A font memory 18, a voice synthesis unit 19, a voice data memory 20, a voice device drive unit 21, a connection terminal unit 15, and a voice device 2.
- the connection terminal unit 15 enables connection with an external device.
- the video signal input unit 14 receives input of video signals of various external devices, and the video signal input unit 14 is also configured to receive the control signal as well as the video signal.
- the display driving unit (scanning line driving circuit) 12 drives a plurality of scanning lines GL in the display unit la, and the display driving unit 12 is scanned via the video signal input unit 14. Control signal such as gate clock 'gate start pulse' for line driving.
- the display drive unit (signal line drive circuit) 13 drives a plurality of signal lines SL in the display unit la, and the display drive unit 13 receives an image via the video signal input unit 14.
- a control signal such as a source clock and a source start pulse is input together with the signal.
- font data to be input from the font conversion unit 17 described later is also input to the video signal input unit 14, and font data is input to the video signal input unit 14. Then, the font data is combined with the video signal and output to the display drive unit 13.
- the display unit drive unit 12 ⁇ 13 processes the video signal and control signal input from the video signal input unit 14 to drive the display unit la and display a video. Then, when font data is input together with the video signal by the display driver 12, 13, the video according to the font data is superimposed (superimposed) on the main video according to the video signal and displayed. It has become.
- the character code input unit 16 is a character code of various external devices (eg, ASCII:
- the input character code is sent to the font conversion unit 17 and the voice synthesis unit 19.
- the font conversion unit 17 extracts font data corresponding to the character code from the font memory to display a font corresponding to the character code input from the character code input unit 16 on the display unit la, and inputs a video signal. It will be sent to section 14.
- the voice synthesis unit 19 extracts voice data segments corresponding to the character code from the voice data memory in order to output voice corresponding to the character code input from the character code input unit 16 from the voice device 2. Appropriate connection editing etc., and sent to the audio device drive unit (sound source device drive unit) 21.
- the voice data memory 20 may not be the case where the voice synthesis unit 19 can configure only the rule synthesis by the speech mechanism model.
- the voice device drive unit 21 processes voice data input from the voice synthesis unit 21 to drive the voice device 2.
- the display control unit is configured by the display drive unit 12 ⁇ 13, the font conversion unit 17, the font memory 18, and the video signal input unit 14, and the voice synthesis unit 19 and the voice data memory 20.
- An audio output control unit is configured.
- FIG. 4 shows a configuration diagram of an entire system constituted by the present display device 30 having such a configuration and an external device.
- 31 is an external device provided with at least a character code output unit.
- the external device 31 may be a keyboard, a perforated media (tape, card, etc.) reader, a magnetic media reader, an optical media reader (including disc media, general purpose scanners, etc.), an optical character reader (OCR), broadcast Receivers, communicators (including business radios, subscriber phones, cell phones, etc.), document editors, electronic book information displays (including dictionaries search-dedicated machines, etc.) Internet broadcast set-top boxes, etc.
- the device 31 need only be a character code output device with a character code output which may for example comprise another display device dedicated to the external device concerned.
- connection between the display device 30 and the external device 31 is achieved, for example, by connecting the connection terminal portions of each other by a wire, and both of them have a wireless facility constituting a wireless system. If you are connected by wireless.
- the present display device 30 having such a configuration will be described. For example, when an external device 31 having a character code output unit is connected to the connection terminal unit 15 of the display device 30 and character code information such as a character code output device is input to the character code input unit 16, character code input is performed. After adding necessary data shaping processing and the like, the unit 16 outputs the input character code to the font conversion unit 17 and the speech synthesis unit 19.
- the font conversion unit 17 converts the input character code into corresponding font data, and sends the converted font data to the video signal input unit 14.
- the video signal input unit 14 sends this to the display unit 12 ⁇ 13, and the display unit drive unit 12 ⁇ 13 causes the display unit la to display characters corresponding to the character code.
- the display device 30 is connected to the video signal output device as the external device 31 through the connection terminal portion 15 and a video signal is input to the video signal input portion 14, the video signal input is performed.
- the image of the character is combined with the image of the input video signal, and the character is displayed superimposed on the image.
- the external device 31 as a video signal output device that outputs a video signal is a character code output device It does not have to be the same as the external device 31.
- the voice synthesis unit 19 converts the input character code into corresponding voice data, and sends the converted voice data to the voice device drive unit 21.
- the audio device drive unit 21 drives the audio device 2 based on the input audio data to output audio.
- the display device 30 is based on the character code to be input, and the external device 31 does not need to be changed in any way.
- the speech of the displayed character is also output by speech synthesis based on the character code.
- the external device 31 is configured to output the audio signal corresponding to the character code information
- the information from the external device 31 should be confirmed.
- the content of the information output as character code information can be confirmed by voice, so the width of the external device from which the information can be obtained widens, and the convenience is extremely high. High display device.
- an external device 31 capable of outputting a character code can be obtained by using the device as it is, and the versatility is excellent.
- the present display device 30 is a portable display device that satisfies the conditions of light weight, thin shape and small size, and the user can use the external device as needed at the portable destination.
- the present display device 30 is a portable display device that satisfies the conditions of light weight, thin shape and small size, and the user can use the external device as needed at the portable destination.
- 31 character code output parts are connected and used, it is better to use.
- the audio device drive unit 21 is configured of a semiconductor element or the like, the audio device drive unit 21 is an audio device. It is necessary not to be made together with the piezoelectric element etc. in 2 and to have a separate substrate configuration, but if an audio device drive unit with a separate substrate is provided on the audio device 2 side, the audio device 2 itself will be enlarged Naturally, it will be difficult to place the audio device 2 on the periphery lb without increasing the periphery lb. As a result, the size of the display device 30 itself is increased, which impairs versatility, portability, and convenience.
- the device drive unit 21 is formed on the above-described thin film substrate 10 of the liquid crystal panel 1.
- the audio device 2 can be formed to be thin and thin, and the audio device 2 can be disposed in the frame portion of the main display device 30 without any problem.
- a separate substrate is not required, costs can be reduced, and problems such as peeling due to vibration at joints of independent circuit components such as ICs are eliminated, which contributes to power loss reduction and improved reliability.
- each of the members except the voice device 2 in the functional block of the present display device 30 described with reference to FIG. Display part la (precisely, a pixel drive element of the display part la, a pixel electrode, etc. (circuit element of the display part), display part drive part 12, 13, video signal input part 14, character code input part 16, A font conversion unit 17, a font memory 18, a voice synthesis unit 19, a voice data memory 20, a voice device drive unit 21, and a connection terminal unit 15 are formed on the above-described thin film substrate 10 constituting the liquid crystal panel 1.
- the thin film substrate 10 including the liquid crystal panel 1 and the pixel driving circuit element of the display portion la of the liquid crystal panel 1 is formed on the thin film element including the display portion driving portion 12 ⁇ 13.
- the voice synthesis unit 19 which makes it possible to enlarge the outer shape of the display device 30 by incorporating the voice synthesis unit 19, the voice device drive unit 21, the font conversion unit 17, and the memories 18 and 20 configured in FIG. Display and audio output can be realized.
- an audio signal input unit capable of inputting an audio signal from an external device connected via the connection terminal unit 15 is further provided, and the audio signal input unit is With the input audio signal, the audio device 2 is transmitted via the audio device driver 21. It may be configured to drive. With such a configuration, audio based on the audio signal input from the external device is also output from the audio device, so that it is possible to enjoy the audio input in pair with the video signal.
- This voice signal input part is also formed on the thin film substrate 10.
- FIG. 5 is a block diagram showing a configuration of a display device 40 further including a touch panel which is a modification
- FIG. 6 is a functional block diagram of the display device 40. As shown in FIG.
- a touch panel 25 that produces a change in potential or a change in current according to the position instructed by the operator and outputs the change as a signal is further equipped. It is done.
- the touch panel 25 is stacked on the surface side of the liquid crystal panel 1 so as to be accommodated in the plane area of the liquid crystal panel 1.
- a signal processing unit 23 as a processing circuit related to the touch panel 25;
- a signal output unit 24 and a character recognition unit 22 are further provided.
- the signal processing unit 23 converts the signal output from the touch panel 25 into position information
- the signal output unit 24 connects the position information converted by the signal processing unit 23 to the connection terminal unit.
- the position information is input to the character recognition unit 22 while outputting to another external device connected to 15.
- the character information is sent to the character recognition unit 22 via the signal processing unit 23 and the signal output unit 24.
- the character recognition unit 22 collates the character information using a technique such as pattern matching to discriminate the character information inputted by handwriting, and further converts the discriminated character into a character code and outputs it to the voice synthesis unit 19. And send.
- the voice synthesis unit 19 converts the character code into corresponding voice data, sends the converted voice data to the voice device drive unit 21, and drives the voice device 2.
- the audio device 2 outputs a voice read out of the character displayed by handwriting input on the display unit la.
- the characters “Good morning” are displayed on touch panel 25.
- the audio device 2 outputs an audio of “Good morning”.
- the character code obtained by the character recognition unit 22 can be simultaneously displayed on the display unit la by giving the character code to the character code input unit 16.
- the configuration may be selected according to the expected operating environment and standard of the external device.
- the display device 40 of the above-described modification even the voice read out from the character input by handwriting using the touch panel 25 is output along with the handwriting input, so the character written by oneself is correct It is possible to confirm whether the input power is valid or not by hearing, and it is possible to use voice to check whether the user's written character is correctly recognized for all users who are blinded users only. This makes it possible to confirm the display device, which is more convenient.
- the liquid crystal panel 1 using a liquid crystal is exemplified as the display element constituting the display unit, but the thin film formed by using a thin film substrate is not limited thereto. It may be a display element which can be driven by the element.
- a display element for example, an EL (Electro Luminescence) element, a element that performs display by controlling a movable pixel portion with a piezoelectric element, a micromachine, or the like to change a state of fever or scattering of incident light, or Some use the FED (Field Emission Display) method.
- CG A thin film layer including a silicon thin film may be formed.
- Non-Patent Document 1 ( ⁇ ⁇ ⁇ ⁇ ⁇ (2003, 2, 17) p. 123-130) [Here, on a glass substrate] [Technology for forming a microprocessor of this type is described] It is done. According to this, a continuous grain boundary crystalline silicon (CG silicon) technology is used to form a thin film layer containing CG silicon on a glass substrate.
- CG silicon is characterized in that its grain size is large and its boundaries are regular, as compared to general low temperature polycrystalline silicon.
- the high electron mobility of 200 to 300 cm 2 / Vs enables high-speed operation of logic circuits.
- a microprocessor can be built on a substrate that holds liquid crystal.
- thin film substrate 10 includes a thin film layer including a polysilicon thin film on a glass substrate
- an integrated circuit active element which is also single crystal silicon bonded together.
- the bonding technique of single crystal silicon is described, for example, in Patent Document 5 (Japanese Patent Laid-Open Publication No. 11-17107 (published on January 22, 1999)).
- the other substrate including the active element has a hydrogen ion implantation portion and the other substrate has a hydrogen ion implantation portion. Bonding on a thin film substrate 10 and heat treating the other substrate, bonding using a hydrogen ion peeling method is preferable U ,.
- a MOS type single crystal silicon thin film transistor is attached by a hydrogen ion peeling method.
- An acid film, a gate pattern, and an impurity ion-implanted portion, which form a part of a MOS type single crystal silicon thin film transistor, are formed on the surface of the single crystal silicon substrate which is the substrate to be bonded.
- the hydrogen ion implantation unit is provided at a predetermined depth of surface force.
- Such a single crystal silicon substrate is bonded to the insulating substrate on the oxide film side and heat treated.
- the bonding between the substrates is changed to bonding between atoms to form a strong bonding, and cleavage (due to heat treatment) occurs in the hydrogen ion implanted portion, and an unnecessary portion in the single crystal silicon substrate is removed.
- the MOS type single crystal silicon thin film transistor can be easily attached to the insulating substrate without using an adhesive.
- a liquid crystal panel 1 as a display element, and an audio output.
- the general configuration is the same, including the audio device 2 as an element, having the configuration and appearance as shown in FIG. 2 and FIG. 3, and the audio device 2 being disposed at the peripheral portion lb etc. of the liquid crystal panel 1 is there. Therefore, only differences from display device 30 of the first embodiment will be described here.
- FIG. 7 shows a functional block diagram of the present display device 41.
- the font data output from the font conversion unit 17 is input to the video signal input unit 14, where it is combined with the image of the video signal input from the outside, and the display unit driver 13 Had been sent to
- the superimposing drive is opposed to the display driving unit 13 (first signal line driving circuit) via the display unit la.
- a section (second signal line drive circuit) 27 is provided, and font data is directly input to the superimpose drive section 27.
- the superimpose drive unit 27 uses the blanking period of the scan in the display unit drive unit 12 to write the video signal input to the video signal input unit 14 in the display unit drive unit 13.
- the drawing data is directly superimposed on the main screen based on
- Such a superimpose drive unit 27 is manufactured in the same process as the display unit drive unit 13 and is monolithically formed on the thin film substrate 10 in the same manner as the display unit drive unit 13.
- the superimpose drive unit 27 shares a plurality of signal lines SL in the display unit la with the display unit drive unit 13, and further, the signal lines SL that the display unit drive unit 13 has finished driving are By driving, video (font display) by font data is superimposed on the main screen.
- video (font display) by font data is superimposed on the main screen.
- Patent Document 7 Japanese Patent Application Laid-Open No. Patent Document 7 (Japanese Patent Laid-Open Publication No. 2003-108079 Patent Document 4 published on April 11, 2003), Patent Document 8 Such a method can be used as described in (Japanese Patent Application Laid-Open Publication No. 2002-32048 (released on January 31, 2002)).
- the complexity of the peripheral circuit when displaying a plurality of images simultaneously can be eliminated, and a special conversion circuit, memory and the like are not required. Therefore, the number of additional circuits is reduced. Furthermore, this display unit can be made smaller and thinner, and it will be finished in the ideal card size. And become possible.
- touch panel 25 is provided, and signal processing unit 23 is further provided on thin film substrate 10 shown in the functional block diagram of FIG.
- the signal output unit 24 is formed, and the output of the signal output unit 24 is input to the character recognition unit 22 so that even the voice read out of the character input by handwriting using the touch panel 25 is output along with the handwriting input.
- the output signal of the signal output unit 24 may be provided to the superimposing drive unit 27 and the character recognition unit 22 simultaneously.
- the display elements and thin film substrates that can be used are the same as in the first embodiment, so no further description will be made here.
- FIGS. 8 and 9 Another embodiment of the present invention is described below with reference to FIGS. 8 and 9. Note that, for convenience of explanation, members having the same functions as in Embodiment 1 are given the same reference numerals, and the description thereof is omitted.
- Display device 32 also has liquid crystal panel 1 as a display element and audio device 2 as an audio output element, and has a configuration and an appearance as shown in FIGS.
- the general configuration is the same, for example, the audio device 2 is disposed at the peripheral portion lb or the like of the liquid crystal panel 1. Therefore, only differences from display device 30 of the first embodiment will be described here.
- FIG. 8 shows a functional block diagram of the present display device 32.
- the display unit 32 functionally has a display unit la, a display unit driver 12 and 13, a video signal input unit 14 ', a character recognition unit 22, a voice synthesis unit 19, and a voice data memory 20. And an audio device drive unit 21, a connection terminal unit 15, and an audio device 2. That is, the character recognition unit 22 is mounted in place of the character code input unit 16, the font conversion unit 17 and the font memory 18 in the display device of the first embodiment, and the video signal input unit 14 is changed to a video signal. It is the composition provided with input part 14 '
- the display control unit is configured by the video signal input unit 14 ′ and the display unit drive unit 12 ⁇ 13, and the voice output control unit is configured by the voice synthesis unit 19 and the voice data memory 20.
- the video signal input unit 14 ′ is connected to various external devices 33 (see FIG. 9) connected via the connection terminal unit 15 (see FIG. 9). ) Is sent to the display unit drive unit 12 ⁇ 13 while it is also sent to the character recognition unit 22.
- the display driver 12, 13 processes the video signal input from the video signal input unit 14 ′ and drives the display la to display a video.
- the character recognition unit 22 if there is character information (a part of the shape of the character) in the video signal input from the video signal input unit 14 ′, the character information is extracted and the technique such as pattern matching The character information is determined using. Then, the determined character information is converted into a character code and sent to the speech synthesis unit 19.
- the voice synthesis unit 19 converts the input character code into corresponding voice data, sends the converted voice data to the voice device drive unit 21, and drives the voice device 2.
- the audio device 2 outputs an audio obtained by reading out the text information included in the video displayed on the display unit la.
- the display unit la is displayed. "Good morning.”
- the image of the video signal containing the text information will be displayed, and the audio device 2 will output an audio that reads the text information "Good morning.” .
- FIG. 9 shows a configuration diagram of an entire system configured by the display device 32 having such a configuration and the external device 33.
- the external device 33 may be an electronic camera, an electronic imager, a recorded video media player (tape, DVD, etc.), a broadcast receiver, a communicator (including a business radio, a subscriber telephone, a mobile telephone, etc.) video terminal output.
- There is an information device (such as a personal computer), an electronic book information display (including a dictionary search-dedicated machine, etc.), a set-top box for Internet broadcast communication, etc.
- the system can be configured as long as it is a video signal output device having a video signal output unit which may be provided.
- connection between the display device 32 and the external device 33 is achieved, for example, by connecting the connection terminal portions with each other by wire. Also, both sides have wireless facilities that constitute a wireless system. If it is equipped, it will be connected wirelessly.
- the main display 32 receives the input from the external device 33 only by the side of the display 32 that does not require any change.
- the voice information obtained by reading the characters included in the video is also extracted from the video signal and converted to character code, and based on the character code.
- the system synthesizes the voice and outputs it.
- the user can hear not only the video display based on the video signal but also the voice read out from the characters contained in the video only by the video signal input from the external device 33, so that the user At the same time, characters can be confirmed using hearing, which makes the display highly convenient.
- the external device 33 acquires information from the external device 33 unless it is configured to output an audio signal obtained by reading out the video signal and the characters contained therein.
- the information represented by the characters output as the video signal can be confirmed by voice, so the width of the external device from which the information can be acquired is expanded, and This is a highly convenient display device.
- an external device 33 capable of outputting a video signal can be obtained by using the device as it is, and the versatility is excellent.
- the present display device 32 is a portable display device that satisfies the condition of light weight, thin size and small size, and the user can use the external device as needed at the portable destination. If 33 video signal output units are connected and used, it may be more suitable to use.
- the members other than the audio device 2 in the functional blocks of the main display 32 described with reference to FIG. 8 only with the audio device driver 21, that is, the display la In the display unit la, pixel drive elements and pixel electrodes of the display unit la (circuit elements of the display unit), display unit drive units 12 and 13, video signal input unit 14, character recognition unit 22, voice synthesis unit 19, voice data
- the memory 20, the audio device drive unit 21, and the connection terminal unit 15 are formed on the above-described thin film substrate 10 constituting the liquid crystal panel 1.
- the thin film substrate 10 included in the liquid crystal panel 1 and on which the pixel driving circuit elements of the display portion la of the liquid crystal panel 1 are formed 12 and 13, etc. by incorporating a voice synthesis unit 19 composed of thin film elements, a voice device drive unit 21 and a character recognition unit 22, the shape as the display device 32 can be enlarged. It is possible to realize a video based on the video and an audio output of characters in the video.
- an audio signal input portion capable of inputting an audio signal from an external device connected via the connection terminal portion 15 is further formed on the thin film substrate 10. Then, the audio device 2 may be driven via the audio device drive unit 21 by the audio signal input to the audio signal input unit. With such a configuration, audio based on the audio signal input from the external device is also output from the audio device, so it is possible to enjoy audio and the like input in pair with the video signal.
- the touch panel 25 is provided, and the signal processing is further performed on the thin film substrate 10 shown in the functional block diagram of FIG.
- the unit 23 and the signal output unit 24 are formed, and the output of the signal output unit 24 is input to the character recognition unit 22 so that even the voice read out of the character input by handwriting using the touch panel 25 is also added to the handwriting input.
- a more convenient display device can be output.
- the output signal of the signal output unit 24 is supplied to the video signal input unit 14 'simultaneously with the character recognition unit 22.
- the display elements and thin film substrates that can be used are the same as in Embodiment 1, and thus no further description is given here!
- the display unit, the voice output unit, the character code input unit to which the character code is input from the outside of the device, and the character corresponding to the character code The display control unit displayed on the display unit, and the voice corresponding to the character code are output as the voice A voice output control unit for outputting from the unit, and the character code input unit outputs the input character code to the display control unit and the voice output control unit, and corresponds to the input character code. While a character is displayed on the said display part, the audio
- the character code input unit outputs the character code input from the outside not only to the display control unit but also to the audio output control unit, and the character input by the operation of the display control unit is performed.
- the character corresponding to the code is displayed on the display unit, and the voice output control unit operates the voice corresponding to the input character code, that is, the voice obtained by reading the character displayed on the display unit as the voice output unit It will be output from.
- the user adds the content of the information input as the character code information to the display of the information by the character only by inputting the character code information with an external power, and reads the display. It can also be heard as audio information, and can be confirmed using visual and auditory senses.
- the external device outputting character code information is not configured to output a voice signal corresponding to the character code information, the character code information from the external device. Although it is impossible to confirm the content of the information input as the above, even if the output of the external device is only character code information by the above configuration, the content of the information shown in it is also confirmed as voice information. Because it can be done, the width of the external device that can obtain information will be expanded.
- the first display device of the present invention further includes a video signal input unit to which a video signal is input from the outside of the device, and the display control unit receives an input to the video signal input unit. It is also possible to display an image based on the obtained image signal on the display unit, and superimpose a character corresponding to the character code on the image to display it.
- the display unit displays a video based on the video signal input to the video signal input unit, and the character image corresponding to the character code is superimposed on the video (superimposed) As it is designed to be displayed, it is possible to enjoy video display as well, and it becomes a more convenient display device.
- the display unit has scanning lines provided in a plurality of lines, and signal lines provided in a plurality of lines so as to intersect the plurality of scanning lines, and the display
- the control unit sequentially supplies a scan signal to the plurality of scan lines
- a signal line drive circuit supplies a video signal to the plurality of signal lines.
- the signal line drive circuit is configured to display a first signal line drive circuit to which the video signal input to the video signal input unit is input, and to display characters corresponding to the character code.
- the first signal line drive circuit and the second signal line drive circuit are preferably configured to share the plurality of signal lines. .
- An image of an external force video signal and an image of a character corresponding to a character code generated in the display device are reconstructed into one piece of image information to generate a video signal of a composite screen, and this signal is used as a signal.
- a large capacity memory, an A / D conversion circuit, a D / A conversion circuit and the like are necessary for image composition.
- using only the display device as a single device or device may impair the good portability secured.
- the signal line drive circuit displays the first signal line drive circuit to which the video signal input to the video signal input unit is input, and the character corresponding to the character code.
- a second signal line drive circuit to which a video signal for input is input, and the first signal line drive circuit and the second signal line drive circuit share the plurality of signal lines. Therefore, it is not necessary to reconstruct an image by an external force video signal and an image of a character corresponding to a character code generated in the display device into one image information, and the above-mentioned large-capacity memory etc. is required. It is possible to reduce the additional circuits required to perform superimposing display, and the display device alone is the only device as a client device! The good portability secured by using it as a device is impaired. There is no
- a display unit, an audio output unit, a video signal input unit to which a video signal is input from the outside of the device, and the display unit based on the video signal are displayed.
- the video signal input unit outputs the input video signal to the display control unit and the character recognition unit, while the character recognition unit outputs a character code to the audio output control unit, and the input video signal is output. While the base video is displayed on the display unit, a voice corresponding to the character code included in the video signal and recognized by the character recognition unit is also output as the voice output unit power.
- the video signal input unit outputs the video signal input from the outside not only to the display control unit but also to the character recognition unit, and the character recognition unit extracts the characters included in the video signal. Recognize and convert to character code. Then, the converted character code is output to the voice control unit. Therefore, while the video based on the input video signal is displayed on the display unit by the operation of the display control unit, the voice of the character contained in the displayed video is read out by the operation of the voice control unit. Is also output from the audio output unit.
- the user adds the content of the information indicated by the characters included in the video signal to the information display by the characters only by the input of the video signal from the outside. It can be heard as read-out voice information, and can be confirmed using visual and auditory senses.
- the external device outputting the video signal converts the information of the character part in the video signal into an audio signal and outputs the converted signal.
- the information content indicated by the characters in the video signal of can not be confirmed, the above configuration makes it possible to indicate by the characters contained in the output from the external device even if the output from the external device is only the video signal. Since the information content can also be confirmed as voice information, the width of the external device capable of acquiring information will be expanded.
- the improvement of convenience as such a display device is only the correspondence on the display device side, and the external device on the side outputting the video signal does not involve any change. If it is an external device capable of outputting a video signal, the above effect can be obtained using the conventional device as it is, and it is excellent in versatility.
- the display section is a display element that can be driven by a thin film element, and the pixel drive circuit included in the display element.
- the character code input unit, the display control unit, and the audio output control unit are directly formed on the thin film substrate on which the path element is formed, or the active element formed on another substrate is bonded. It can also be characterized in that it is formed.
- the video signal input portion is similarly formed directly on the thin film substrate or by bonding active elements formed on another substrate. It is a matter of making
- the character code input unit, the display control unit, the audio output control unit, etc. are directly or separately provided on the thin film substrate on which the pixel driving circuit element is formed, which is included in the display element. Since it is formed by bonding the active elements formed above, it has a voice output unit compared to a configuration in which the display control unit, the voice output control unit, etc. are formed on separate printed circuit boards etc. It is possible to prevent enlargement of the display as a display device, and realize the display of characters by character code input and the output of sound corresponding to this.
- the display unit is configured of a display element drivable by a thin film element, and the pixel included in the display element
- An active element formed by directly forming the video signal input unit, the display control unit, the character recognition unit, and the audio output control unit on a thin film substrate on which a driving circuit element is formed is attached to the thin film substrate. It can also be a configuration formed by combining.
- the audio output unit is provided as compared to the configuration in which the display control unit, the character recognition unit, the audio output control unit, and the like are formed on separate printed circuit boards and the like.
- the other substrate including the active element has a hydrogen ion implantation portion, and the hydrogen ion implantation portion is formed.
- the separate substrate is bonded to the thin film substrate, and then the separate substrate is heat-treated.
- the bonding using the hydrogen ion peeling method in which such a hydrogen ion implanted portion is formed and peeled is compared to a method in which an active element is formed on another substrate and is bonded using an adhesive. It is excellent in productivity without the need for troublesome pasting work and because no adhesive is used The active element formed on another substrate can be easily attached without the heat resistance of the adhesive becoming a problem.
- the sound source element forming the audio output unit may be within the flat region of the display element forming the display unit.
- a sound source element driving unit which is disposed in a stacked manner and vibrates the display element to generate a sound and drives the sound source element is also directly formed on the thin film substrate or on another substrate. It is also possible to have a structure formed by bonding the formed active elements.
- the sound source element forming the sound output unit generates a sound by vibrating the display element, and the sound source element driving unit configured by using another substrate if it is originally is a table.
- the entire audio function unit is also miniaturized, and the sound source element is stacked and arranged so as to be contained in the flat region of the display element constituting the display section. It becomes possible to mount on the display element a sound source element that significantly breaks the outer shape of the display device having only the display function.
- the other substrate including the active element has a hydrogen ion implantation portion, and the hydrogen ion implantation portion is formed. It is preferable to heat-treat the separate substrate after laminating the separate substrate to the thin film substrate! /.
- first and second display devices of the present invention those having a thin film layer containing a polycrystalline silicon thin film and those having a thin film layer containing a continuous grain boundary crystalline silicon thin film are used as thin film substrates. It can be used.
- a device that performs display using liquid crystal or a device that performs display using an EL layer can be employed as a display portion.
- an external device that outputs a video signal to this display device
- an electronic camera an electronic imager, a recorded video medium player (tape, DVD, etc.), a broadcast receiver, a communication device (business radio, subscription
- a communication device business radio, subscription
- information devices such as personal computers with video terminal output (including telephones and mobile phones), electronic book information displays (including dictionary search-dedicated machines) and Internet broadcast communication set top boxes.
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US10/597,201 US7728826B2 (en) | 2004-01-16 | 2004-12-27 | Display apparatus for displaying text or images and outputting sounds based on text code information |
US12/758,136 US8482500B2 (en) | 2004-01-16 | 2010-04-12 | Display apparatus |
Applications Claiming Priority (2)
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JP2004-009844 | 2004-01-16 | ||
JP2004009844A JP2005202801A (ja) | 2004-01-16 | 2004-01-16 | 表示装置 |
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US10/597,201 A-371-Of-International US7728826B2 (en) | 2004-01-16 | 2004-12-27 | Display apparatus for displaying text or images and outputting sounds based on text code information |
US12/758,136 Division US8482500B2 (en) | 2004-01-16 | 2010-04-12 | Display apparatus |
Publications (1)
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WO2005069270A1 true WO2005069270A1 (ja) | 2005-07-28 |
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PCT/JP2004/019573 WO2005069270A1 (ja) | 2004-01-16 | 2004-12-27 | 表示装置 |
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JP (1) | JP2005202801A (ja) |
TW (1) | TWI278823B (ja) |
WO (1) | WO2005069270A1 (ja) |
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CA2659461A1 (en) * | 2006-08-25 | 2008-02-28 | Wyeth | Identification and characterization of hcv replicon variants with reduced susceptibility to hcv-796, and methods related thereto |
JP5017989B2 (ja) * | 2006-09-27 | 2012-09-05 | ソニー株式会社 | 撮像装置、撮像方法 |
US20080106490A1 (en) * | 2006-09-28 | 2008-05-08 | Fujifilm Corporation | Video display device |
US8315652B2 (en) * | 2007-05-18 | 2012-11-20 | Immersion Corporation | Haptically enabled messaging |
TWI341956B (en) * | 2007-05-30 | 2011-05-11 | Delta Electronics Inc | Projection apparatus with function of speech indication and control method thereof for use in the apparatus |
JP5353835B2 (ja) * | 2010-06-28 | 2013-11-27 | ブラザー工業株式会社 | 情報処理プログラムおよび情報処理装置 |
DE102012208578A1 (de) * | 2012-05-22 | 2013-11-28 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zum Transportieren von verschiedenartigen Gegenständen zu Zielpunkten |
US11134295B2 (en) * | 2017-10-27 | 2021-09-28 | Nagrastar Llc | External module comprising processing functionality |
US11044282B1 (en) | 2020-08-12 | 2021-06-22 | Capital One Services, Llc | System and method for augmented reality video conferencing |
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Also Published As
Publication number | Publication date |
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TWI278823B (en) | 2007-04-11 |
JP2005202801A (ja) | 2005-07-28 |
TW200540788A (en) | 2005-12-16 |
US20070177340A1 (en) | 2007-08-02 |
US8482500B2 (en) | 2013-07-09 |
US20100198599A1 (en) | 2010-08-05 |
US7728826B2 (en) | 2010-06-01 |
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