WO2004034596A3 - Method and apparatus for transmission using digital modulator - Google Patents
Method and apparatus for transmission using digital modulator Download PDFInfo
- Publication number
- WO2004034596A3 WO2004034596A3 PCT/US2003/031797 US0331797W WO2004034596A3 WO 2004034596 A3 WO2004034596 A3 WO 2004034596A3 US 0331797 W US0331797 W US 0331797W WO 2004034596 A3 WO2004034596 A3 WO 2004034596A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signals
- modified signal
- transmission
- characteristic
- digital modulator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
- H04L27/361—Modulation using a single or unspecified number of carriers, e.g. with separate stages of phase and amplitude modulation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2003275481A AU2003275481A1 (en) | 2002-10-08 | 2003-10-07 | Method and apparatus for transmission using digital modulator |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41686102P | 2002-10-08 | 2002-10-08 | |
US60/416,861 | 2002-10-08 | ||
US10/610,396 US6870435B2 (en) | 2003-06-30 | 2003-06-30 | Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture |
US10/610,396 | 2003-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004034596A2 WO2004034596A2 (en) | 2004-04-22 |
WO2004034596A3 true WO2004034596A3 (en) | 2004-07-15 |
Family
ID=32096166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2003/031797 WO2004034596A2 (en) | 2002-10-08 | 2003-10-07 | Method and apparatus for transmission using digital modulator |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2003275481A1 (en) |
WO (1) | WO2004034596A2 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994024759A1 (en) * | 1993-04-14 | 1994-10-27 | Acrodyne Industries, Inc. | Balanced modulator-transmitter |
WO2000041371A2 (en) * | 1999-01-07 | 2000-07-13 | Ericsson, Inc. | Power i-q modulation systems and methods using predistortion circuit |
US6411655B1 (en) * | 1998-12-18 | 2002-06-25 | Ericsson Inc. | Systems and methods for converting a stream of complex numbers into an amplitude and phase-modulated radio power signal |
-
2003
- 2003-10-07 WO PCT/US2003/031797 patent/WO2004034596A2/en not_active Application Discontinuation
- 2003-10-07 AU AU2003275481A patent/AU2003275481A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994024759A1 (en) * | 1993-04-14 | 1994-10-27 | Acrodyne Industries, Inc. | Balanced modulator-transmitter |
US6411655B1 (en) * | 1998-12-18 | 2002-06-25 | Ericsson Inc. | Systems and methods for converting a stream of complex numbers into an amplitude and phase-modulated radio power signal |
WO2000041371A2 (en) * | 1999-01-07 | 2000-07-13 | Ericsson, Inc. | Power i-q modulation systems and methods using predistortion circuit |
Also Published As
Publication number | Publication date |
---|---|
AU2003275481A8 (en) | 2004-05-04 |
WO2004034596A2 (en) | 2004-04-22 |
AU2003275481A1 (en) | 2004-05-04 |
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