CN1324168A - Shared module unit of radio communication interface - Google Patents
Shared module unit of radio communication interface Download PDFInfo
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- CN1324168A CN1324168A CN 00108866 CN00108866A CN1324168A CN 1324168 A CN1324168 A CN 1324168A CN 00108866 CN00108866 CN 00108866 CN 00108866 A CN00108866 A CN 00108866A CN 1324168 A CN1324168 A CN 1324168A
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Abstract
The invention provides a common module unit for radio communication interface consists of a base frequency module and several radio frequency modules. The base frequency, by matching at least one radio communication standard base frequency processing circuit as a single module, can be etectric connected with the main circuit of used product. The communication standard base frequency circuit corresponding to the base frequency module can be started to make the applied product having ability to execute several radio communication standards by substitutable radio module with single radio communication standard modulating-demodulating function.
Description
The present invention relates to a kind of shared module unit of wireless communication interface, particularly relating to a kind of coupling various wireless communication specification is single module, and can be optionally be complementary with the radio transmission and the receiving system of employing specification, and can adopt the wireless communications mode of different size on demand, to improve the application of product, can make product keep the shared module unit of the wireless communication interface of light and handy volume again simultaneously.
Because the technology of wireless transmission is popularized gradually; It is linked two or more devices as the insubstantial cable of same; This specific character be specially adapted to various possess the height portability device on; Such as notebook computer; Portable phone; Personal digital assistant etc.; Even the mouse of desktop computer; Keyboard; Printers etc. also have its application; And for short haul connection; More there is the wireless communication standard of the standard specification utilized to form a small-sized networking; And then be connected to global Internet; So its application has more and more many trend; Thereby various wireless transmission need have a standard; The general normal accepted standard of industry has IEEE802.11; IEEE802.11a; IEEE802.11b; The standards of the radio communications such as HOME RF and the recent BLUETOOTH that develops etc. are numerous; And because the wave frequency that various standards adopt; Modulation system; Transmit the package kenel of data; Transfer rate is not quite similar; Therefore to each other and can't intercommunication; But its basic framework is then similar; Shown in the block diagram of Fig. 1; It mainly has a fundamental frequency (BaseBand) treatment circuit 10; One radio frequency (RF) treatment circuit 11 and an antenna 12; This fundamental frequency treatment circuit 10 is the processing in order to the combine digital signal; And according to the communication protocol (Protocol) that the specification of its communication standard is formulated data are encoded or decoded; This rf processing circuitry 11 is then launched via this antenna 12 with its special modulation system in order to the data after will encoding; Be sent to this fundamental frequency treatment circuit 10 after the radiofrequency signal demodulation of maybe this antenna 12 being accepted; By this kind framework; Can reach transmitting terminal and receiving terminal transmit data mutually with radio wave effect; And on the practice of its application; Be a single module with this fundamental frequency treatment circuit 10 and rf processing circuitry 11 couplings of same communication standard usually then, and be incorporated into institute must the product of application on.
But, because now communication standard and disunity, and mutually again can not intercommunication, therefore, ask when product needed can to possess when the ability of carrying out an above wireless communication standard is arranged, often must be incorporated in the product by individual other device.With the notebook computer is example, need possess simultaneously as it has execution IEEE802.11, IEEE802.11a, IEEE802.11b, during the ability of wireless communication standards such as HOME RF and BLUETOOTH, the general practice has only the wireless transmitter with indivedual standards to be combined in the notebook computer, as shown in Figure 2, each different R-T unit all has the fundamental frequency treatment circuit and the rf processing circuitry of its communication standard special use, thus, though improved the application of notebook computer, the right volume that has but significantly increased the notebook computer product on the other hand, and will limit the design in its mechanism, and therefore cost improves also.In like manner, other also have above-mentioned problem to produce as portable phone, personal digital assistant etc., and can't reduce cost and reach the light and handy portative characteristic of volume.
The object of the present invention is to provide a kind of interfare device of carrying out the various wireless communication standard feature that has, can save design cost again, keep the shared module unit of the light and handy wireless communication interface of application product volume.
The shared module unit of wireless communication interface of the present invention, it is characterized in that: the fundamental frequency treatment circuit with at least one wireless communication standard of coupling is the fundamental module of single module, this fundamental module can be electrically connected on the applied product main circuit, and by the radio-frequency module of selecting interchangeable single wireless communication standard modulation function, and can start corresponding communication standard baseband circuit in this fundamental module, make application product have the function of carrying out the various wireless communication standard, the design cost that can avoid built-in multiple radio circuit to derive again increases, volume is excessive, the limited shortcoming of mechanism design produces.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is a kind of radio communication device block schematic diagram in the past.
Fig. 2 had the device block schematic diagram of carrying out the various wireless communication standard in the past.
Fig. 3 is a preferred embodiment block schematic diagram of the present invention.
Fig. 4 is that preferred embodiment of the present invention is applied to the notebook computer schematic diagram for first kind.
Fig. 5 is that preferred embodiment of the present invention is applied to the notebook computer schematic diagram for second kind.
As shown in Figure 3, be the shared module unit of wireless communication interface of the present invention, comprise a fundamental module 20 and most radio-frequency modules 21,22,23,24,25.
This fundamental module 20 be the coupling at least one wireless communication standard the fundamental frequency treatment circuit (BaseBand is single module, with present embodiment, IEEE802.11 that can industry is commonly used, IEEE802.11a, IEEE802.11b, wireless communication standard be combined intos such as HOME RF and BLUETOOTH are a single module, because the fundamental frequency treatment circuit of individual communication agreement now all has the integrated circuit (IC) wafer of its simple function or has the integrated circuit (IC) wafer of complex function, therefore different wafers can be matched with on the main circuit substrate of application product, or can earlier different wireless communication standard fundamental frequency treatment circuits be matched with in the single IC for both wafer, be incorporated into again on the main circuit substrate of application product.
This radio-frequency module 21 is to have the module of carrying out single wireless communication standard modulation function, and in the middle of the present embodiment, it is in order to carry out the rf processing circuitry of IEEE802.11 wireless communication standard.
In like manner, other radio-frequency module 22,23,24,25 is respectively execution IEEE802.11a.The rf processing circuitry of wireless communication standards such as IEEE802.11b, HOME RF and BLUETOOTH.
Optionally electrically connect by different radio-frequency module 21,22,23,24,25, so the user can be different and select suitable radio-frequency module and be applied according to its communication standard with this fundamental module 20.
In addition, because the effect of radio-frequency module is signal is done the function of modulation, so it is mainly considered a little at its employed radio wave frequency frequency range, therefore, some wireless communication standard is identical as the radio wave frequency range that adopts, its pairing radio-frequency module can be general, with present embodiment, because of IEEE802.11, the employed radio wave frequency range of wireless communication standard such as IEEE802.11b and BLUETOOTH is all 2.4GHz, so when these three kinds of standards are changed mutually, its corresponding radio-frequency module can be changed, just the radio-frequency module of this IEEE802.11 can be the radio-frequency module of IEEE802.11b or BLUETOOTH simultaneously, and also be identical reason conversely, thus, when the employed frequency range specification of using when known desire of wireless communication standard was identical with the frequency range specification of original wireless communication standard employing of using, the user must not change its radio-frequency module, only need utilize application to select wireless communication standard to get final product, therefore use upward more convenient.
The example that is applied as with regard to notebook computer, as shown in Figure 4, this fundamental module 20 be the mode with a plurality of integrated circuit (IC) wafer groups or single IC for both wafer be earlier coupling on the main circuit substrate of notebook computer, and this radio-frequency module 21 (also can be radio-frequency module 22,23,24 or 25) then can link with an antenna 30 after, in position locate it to be electrically connected with this fundamental module 20 with this notebook computer combination, because this radio-frequency module 21 is to be assembled into one with antenna 30, so consider the performance of these antenna 30 normal functions, therefore this radio-frequency module 21 can be assembled in the peripheral region of notebook computer, make this antenna 30 stretch out with emission or received signal, in addition, this antenna 30 also can be designed to the rotatable aspect that folds, in order to avoid influence carrying of notebook computer.
In addition, also as shown in Figure 5, are the appropriate positions that are positioned at notebook computer earlier with this antenna 30, then 21 of this radio-frequency modules can not contain antenna assembly, and with notebook computer combination after can produce with this antenna 30 and electrically connect.
When the user selects different radio-frequency modules and notebook computer assembling according to its demand after, this notebook computer then can utilize the Auto-Sensing mode of application with plug and play, or the mode that sets up on their own by the user, make this notebook computer start corresponding communication standard fundamental frequency treatment circuit in this fundamental module 20, and reach the function of radio communication.
In sum, the shared module unit of wireless communication interface of the present invention, its advantage is as follows:
One, reduce cost: because this radio-frequency module is extractable and changeable, therefore will all wireless communication standards Rf processing circuitry be matched with fully in the product, only need select the radio-frequency module of actual demand just passable during use , therefore can significantly reduce cost.
Two, have the function of carrying out the various wireless communication standard and the light and handy characteristic that can keep product: because should Fundamental module can built-in multiple communication standard the fundamental frequency treatment circuit, the rf processing circuitry that takes up space then with Replaceable mode is combined with this fundamental module, so use is upper than tool elasticity, and product itself must be not extra yet Increase the space of other obsolete rf processing circuitries, nature can be kept the compact characteristic of product.
Three, save the research and development time: because of the radio-frequency module of various wireless communication standards is to become a standalone module respectively, therefore can save the research staff and how be matched with research and development time on the product main circuit for the different radio frequency module, and being connected interface and also can therefore unify of various radio-frequency modules and product can significantly improve for the convenience of researching and developing operation.
Claims (5)
1. the shared module unit of a wireless communication interface, its feature is being done:
Comprise a fundamental module and the radio-frequency module of at least one:
This fundamental module is that the fundamental frequency treatment circuit of at least one wireless communication standard of coupling is single module, and is electrically connected at applied product main circuit;
Each radio-frequency module is to have the module of carrying out single wireless communication standard modulation function, and optionally electrically connects with this fundamental module.
2. the shared module unit of wireless communication interface as claimed in claim 1 is characterized in that:
This fundamental module is that the fundamental frequency treatment circuit with at least one wireless communication standard is matched with in the single IC for both wafer.
3. the shared module unit of wireless communication interface as claimed in claim 1 is characterized in that:
This fundamental module is to form in conjunction with the integrated circuit (IC) wafer of at least one wireless communication standard fundamental frequency treatment circuit.
4. the shared module unit in radio Jie as claimed in claim 1 west is characterized in that:
This radio-frequency module more comprises an antenna.
5. the shared module unit of wireless communication interface as claimed in claim 4 is characterized in that:
This antenna is fixed on the applied product, and electrically connects with different radio-frequency module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00108866 CN1324168A (en) | 2000-05-16 | 2000-05-16 | Shared module unit of radio communication interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00108866 CN1324168A (en) | 2000-05-16 | 2000-05-16 | Shared module unit of radio communication interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1324168A true CN1324168A (en) | 2001-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00108866 Pending CN1324168A (en) | 2000-05-16 | 2000-05-16 | Shared module unit of radio communication interface |
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| Country | Link |
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| CN (1) | CN1324168A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7715203B2 (en) | 2003-12-30 | 2010-05-11 | Lg Electronics Inc. | RF module structure of a mobile communication terminal |
-
2000
- 2000-05-16 CN CN 00108866 patent/CN1324168A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7715203B2 (en) | 2003-12-30 | 2010-05-11 | Lg Electronics Inc. | RF module structure of a mobile communication terminal |
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