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    • 9. 发明申请
    • MODULATOR, DEMODULATOR AND MODULATOR-DEMODULATOR
    • 调制器,调制器和调制解调器
    • WO2010033080A1
    • 2010-03-25
    • PCT/SG2008/000360
    • 2008-09-19
    • AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHHAN, DongZHENG, Yuanjin
    • HAN, DongZHENG, Yuanjin
    • H04L27/00
    • H04L27/12
    • A modulator, a demodulator and a modulator-demodulator are provided. A modulator includes a first intermediate signal processing path adapted to route a first intermediate signal; a second intermediate signal processing path adapted to route a second intermediate signal; a first amplifier coupled into the first intermediate signal processing path; a second amplifier coupled into the second intermediate signal processing path; and a chopper circuit coupled into the first intermediate signal processing path; wherein the chopper circuit is adapted to process the first intermediate signal in dependence on first baseband data; wherein the first amplifier is adapted to amplify the first intermediate signal processed by the chopper circuit in dependence on second baseband data; and wherein the second amplifier is adapted to amplify the second intermediate signal in dependence on the second baseband data.
    • 提供了调制器,解调器和调制器解调器。 调制器包括适于路由第一中间信号的第一中间信号处理路径; 适于路由第二中间信号的第二中间信号处理路径; 耦合到所述第一中间信号处理路径中的第一放大器; 耦合到所述第二中间信号处理路径中的第二放大器; 以及斩波电路,其耦合到所述第一中间信号处理路径中; 其中所述斩波电路适于根据第一基带数据处理所述第一中间信号; 其中所述第一放大器适于根据第二基带数据放大由所述斩波电路处理的第一中间信号; 并且其中所述第二放大器适于根据所述第二基带数据放大所述第二中间信号。