APPARATUS AND METHOD FOR AMPLIFYING SIGNAL AND WIRELESS TRANSMITTER USING THE SAME
    1.
    发明申请
    APPARATUS AND METHOD FOR AMPLIFYING SIGNAL AND WIRELESS TRANSMITTER USING THE SAME 有权
    用于放大信号和无线发射器的装置和方法

    公开(公告)号:US20100150262A1

    公开(公告)日:2010-06-17

    申请号:US12620739

    申请日:2009-11-18

    IPC分类号: H04L25/49

    CPC分类号: H04L27/361

    摘要: Provided are a signal amplifying apparatus and method and a wireless transmitter using the same. The signal amplifier includes a polar coordinate converter configured to output an envelope signal and a phase signal by converting a signal to a polar coordinate, a multilevel quantizer configured to output a multilevel quantized signal by quantizing the envelope signal to multiple levels, an amplification state controller configured to control an amplification state using the multilevel quantized signal, and a power amplifier configured to amplify the phase signal according to the controlled amplification state.

    摘要翻译: 提供了一种信号放大装置和方法以及使用该放大装置的无线发射机。 信号放大器包括:极坐标转换器,被配置为通过将信号转换为极坐标来输出包络信号和相位信号;多电平量化器,被配置为通过将包络信号量化为多个电平来输出多电平量化信号;放大状态控制器 被配置为使用所述多电平量化信号来控制放大状态,以及功率放大器,被配置为根据所述受控放大状态来放大所述相位信号。

    APPARATUS AND METHOD FOR TRANSMITTING SIGNAL IN WIRELESS COMMUNICATION SYSTEM
    2.
    发明申请
    APPARATUS AND METHOD FOR TRANSMITTING SIGNAL IN WIRELESS COMMUNICATION SYSTEM 审中-公开
    无线通信系统信号发送装置及方法

    公开(公告)号:US20100128775A1

    公开(公告)日:2010-05-27

    申请号:US12624934

    申请日:2009-11-24

    IPC分类号: H03K7/08 H04B1/04

    摘要: Disclosed are an apparatus and method for transmitting a signal in a wireless communication system. The apparatus includes a controller for receiving power control information of a baseband signal, deciding an output mode, and providing an output mode signal, a signal converter for receiving the baseband signal outputting a phase signal, and outputting an envelope signal when the output mode signal indicates a first output mode, a phase modulator for up-converting the phase signal, and an amplifier for combining the envelop signal and the up-converted phase signal for the first output mode and amplifying the combined signal.

    摘要翻译: 公开了一种用于在无线通信系统中发送信号的装置和方法。 该装置包括用于接收基带信号的功率控制信息,确定输出模式和提供输出模式信号的控制器,用于接收输出相位信号的基带信号的信号转换器,以及当输出模式信号 表示第一输出模式,用于对相位信号进行上变频的相位调制器,以及用于组合用于第一输出模式的包络信号和上变频相位信号的放大器,并放大组合信号。