| 发明名称 |
TRANSMITTER ARCHITECTURES FOR COMMUNICATIONS SYSTEMS |
| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for controlling a power amplifier in a transmitter performing signal transmission. <P>SOLUTION: The method includes: determining a required output transmission power level; if the required output transmission power level is below a particular threshold, bypassing the power amplifier; and if the required output transmission power level exceeds the particular threshold, powering up the power amplifier for at least a particular warm up period and selecting the power amplifier. <P>COPYRIGHT: (C)2012,JPO&INPIT |
| 申请公布号 |
JP2012016027(A) |
申请公布日期 |
2012.01.19 |
| 申请号 |
JP20110168762 |
申请日期 |
2011.08.01 |
| 申请人 |
QUALCOMM INC |
发明人 |
SAAD YOUNIS;EMILIA SCHMICK;THOMAS WILBORN;HAITAO ZANG;FILIPOVIC DANIEL;KAUFMANN RALF;JIAN LIN |
| 分类号 |
H03F1/02;H04B1/04;H03F3/24;H03G3/20;H03G3/30;H04B7/005;H04B7/24 |
主分类号 |
H03F1/02 |
| 代理机构 |
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