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    • 1. 发明申请
    • Data processing method, transmitter, device, network element and base station
    • 数据处理方法,发射机,设备,网元和基站
    • US20070015474A1
    • 2007-01-18
    • US11476622
    • 2006-06-29
    • Kauko HeinikoskiSamu Saarinen
    • Kauko HeinikoskiSamu Saarinen
    • H04B1/04H01Q11/12
    • H03F1/3241
    • The invention is related to a device comprising: generating unit configured to generate a feedback signal; setting unit configured to set a predetermined frequency shift to the feedback signal; evaluating unit configured to evaluate distortion caused in a transmission chain on the basis of the frequency shifted feedback signal; adapting unit configured to adapt quadrature modulation pre-distortion algorithms of the transmission chain; wherein the setting unit is further configured to set the frequency of the feedback signal to an original frequency value; wherein the evaluating unit is further configured to evaluate distortion caused in the feedback chain based on the feedback signal having the original frequency; wherein the adapting unit is further configured to adapt quadrature demodulation pre-distortion algorithms of the feedback chain; and wherein the adapting unit is further configured to adapt other pre-distortion algorithms.
    • 本发明涉及一种设备,包括:生成单元,被配置为产生反馈信号; 设定单元,被配置为对所述反馈信号设定预定的频率偏移; 评估单元,被配置为基于所述频移反馈信号来评估在传输链中引起的失真; 适配单元配置成适应传输链的正交调制预失真算法; 其中所述设定单元进一步被配置为将所述反馈信号的频率设置为原始频率值; 其中所述评估单元还被配置为基于具有所述原始频率的所述反馈信号来评估在所述反馈链中引起的失真; 其中所述适配单元还被配置为调整所述反馈链的正交解调预失真算法; 并且其中所述适配单元还被配置成适应其他预失真算法。
    • 4. 发明授权
    • Data processing method, transmitter, device, network element and base station
    • 数据处理方法,发射机,设备,网元和基站
    • US07796959B2
    • 2010-09-14
    • US11476622
    • 2006-06-29
    • Kauko HeinikoskiSamu Saarinen
    • Kauko HeinikoskiSamu Saarinen
    • H04B1/04
    • H03F1/3241
    • The invention is related to a device comprising: generating unit configured to generate a feedback signal; setting unit configured to set a predetermined frequency shift to the feedback signal; evaluating unit configured to evaluate distortion caused in a transmission chain on the basis of the frequency shifted feedback signal; adapting unit configured to adapt quadrature modulation pre-distortion algorithms of the transmission chain; wherein the setting unit is further configured to set the frequency of the feedback signal to an original frequency value; wherein the evaluating unit is further configured to evaluate distortion caused in the feedback chain based on the feedback signal having the original frequency; wherein the adapting unit is further configured to adapt quadrature demodulation pre-distortion algorithms of the feedback chain; and wherein the adapting unit is further configured to adapt other pre-distortion algorithms.
    • 本发明涉及一种设备,包括:生成单元,被配置为产生反馈信号; 设定单元,被配置为对所述反馈信号设定预定的频率偏移; 评估单元,被配置为基于所述频移反馈信号来评估在传输链中引起的失真; 适配单元配置成适应传输链的正交调制预失真算法; 其中所述设定单元进一步被配置为将所述反馈信号的频率设置为原始频率值; 其中所述评估单元还被配置为基于具有所述原始频率的所述反馈信号来评估在所述反馈链中引起的失真; 其中所述适配单元还被配置为调整所述反馈链的正交解调预失真算法; 并且其中所述适配单元还被配置成适应其他预失真算法。