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    • 1. 发明授权
    • Method and apparatus for optimizing transmitter power efficiency
    • 用于优化发射机功率效率的方法和装置
    • US08599963B2
    • 2013-12-03
    • US13325895
    • 2011-12-14
    • Wen Yen ChanXin JinQing Zhong Jiao
    • Wen Yen ChanXin JinQing Zhong Jiao
    • H04L25/49
    • H04W52/52H03G3/3042H04L27/2614
    • A peak to average power ratio signal is generated from a first mapping function that selects the peak to average power ratio signal that corresponds to the data rate or data format of the signal to be transmitted. The selected peak to average power ratio signal is summed with a desired average transmit power signal. The resulting summation signal is input to a second effectively continuously valued mapping function comprising a table that has a plurality of power amplifier control signal values each with a corresponding peak transmit power. Each peak transmit power signal value results in a power amplifier control signal value that achieves the best possible transmitter power efficiency while still meeting out of band spurious emissions and waveform quality requirements. The summation signal value maps to one of the power amplifier control signal value that is then used to adjust a parameter such as bias of the power amplifier.
    • 从选择对应于要发送的信号的数据速率或数据格式的峰均功率比信号的第一映射函数产生峰均功率比信号。 所选择的峰均功率比信号与期望的平均发射功率信号相加。 所得到的求和信号被输入到包括具有多个具有相应的峰值发射功率的多个功率放大器控制信号值的表的第二有效连续值映射函数。 每个峰值发射功率信号值导致功率放大器控制信号值,其在仍然满足带外杂散发射和波形质量要求的情况下实现最佳发射机功率效率。 求和信号值映射到功率放大器控制信号值中的一个,然后用于调整功率放大器的偏置等参数。
    • 2. 发明授权
    • Method and apparatus for optimizing transmitter power efficiency
    • 用于优化发射机功率效率的方法和装置
    • US07852968B2
    • 2010-12-14
    • US12276650
    • 2008-11-24
    • Wen Yen ChanXin JinQingzhong Jiao
    • Wen Yen ChanXin JinQingzhong Jiao
    • H04L25/49
    • H04W52/52H03G3/3042H04L27/2614
    • A peak to average power ratio signal is generated from a first mapping function that selects the peak to average power ratio signal that corresponds to the data rate or data format of the signal to be transmitted. The selected peak to average power ratio signal is summed with a desired average transmit power signal. The resulting summation signal is input to a second effectively continuously valued mapping function comprising a table that has a plurality of power amplifier control signal values each with a corresponding peak transmit power. Each peak transmit power signal value results in a power amplifier control signal value that achieves the best possible transmitter power efficiency while still meeting out of band spurious emissions and waveform quality requirements. The summation signal value maps to one of the power amplifier control signal value that is then used to adjust a parameter such as bias of the power amplifier.
    • 从选择对应于要发送的信号的数据速率或数据格式的峰均功率比信号的第一映射函数产生峰均功率比信号。 所选择的峰均功率比信号与期望的平均发射功率信号相加。 所得到的求和信号被输入到包括具有多个具有相应的峰值发射功率的多个功率放大器控制信号值的表的第二有效连续值映射函数。 每个峰值发射功率信号值导致功率放大器控制信号值,其在仍然满足带外杂散发射和波形质量要求的情况下实现最佳发射机功率效率。 求和信号值映射到功率放大器控制信号值中的一个,然后用于调整功率放大器的偏置等参数。
    • 3. 发明授权
    • Method and apparatus for optimizing transmitter power efficiency
    • 用于优化发射机功率效率的方法和装置
    • US08098761B2
    • 2012-01-17
    • US12942757
    • 2010-11-09
    • Wen Yen ChanXin JinQingzhong Jiao
    • Wen Yen ChanXin JinQingzhong Jiao
    • H04K1/02
    • H04W52/52H03G3/3042H04L27/2614
    • A peak to average power ratio signal is generated from a first mapping function that selects the peak to average power ratio signal that corresponds to the data rate or data format of the signal to be transmitted. The selected peak to average power ratio signal is summed with a desired average transmit power signal. The resulting summation signal is input to a second effectively continuously valued mapping function comprising a table that has a plurality of power amplifier control signal values each with a corresponding peak transmit power. Each peak transmit power signal value results in a power amplifier control signal value that achieves the best possible transmitter power efficiency while still meeting out of band spurious emissions and waveform quality requirements. The summation signal value maps to one of the power amplifier control signal value that is then used to adjust a parameter such as bias of the power amplifier.
    • 从选择对应于要发送的信号的数据速率或数据格式的峰均功率比信号的第一映射函数产生峰均功率比信号。 所选择的峰均功率比信号与期望的平均发射功率信号相加。 所得到的求和信号被输入到包括具有多个具有相应的峰值发射功率的多个功率放大器控制信号值的表的第二有效连续值映射函数。 每个峰值发射功率信号值导致功率放大器控制信号值,其在仍然满足带外杂散发射和波形质量要求的情况下实现最佳发射机功率效率。 求和信号值映射到功率放大器控制信号值中的一个,然后用于调整功率放大器的偏置等参数。