CN101027836A - 改进的线性功率放大器 - Google Patents
改进的线性功率放大器 Download PDFInfo
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- CN101027836A CN101027836A CN02814199.7A CN02814199A CN101027836A CN 101027836 A CN101027836 A CN 101027836A CN 02814199 A CN02814199 A CN 02814199A CN 101027836 A CN101027836 A CN 101027836A
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- biasing circuit
- circuit
- transistor
- biasing
- power amplifier
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Abstract
Description
R值(第一级) | 5ohm | 60ohm |
测得的噪声功率 | -132.3dBm/Hz | -136.1dBm/Hz |
模拟的噪声功率 | -132.4dBm/Hz | -135.1dBm/Hz |
最高贡献者 | Q-发射极跟随器偏置Q1-高模式~25nV对于Q1的镇流电阻~10Nv(每个)偏置roes,偏置Q1-高模式~9nVQ-发射极跟随器偏置Q1-低模式~9nVRFQ1-第一级 ~7nV(每个) | 不大相同不大不大相同 |
P是被PA使用的平均功率 | 郊外工作 | 市内工作 |
单独运行,Vcc=3.2V Vref=2.8V恒定 | P=1.21W | P=1.13W |
改变利用TEA 1210TS DCDC变换器最佳化的Vcc的运行 | P=0.31W电池寿命增加69% | P=0.16W电池寿命增加84% |
单独运行,Vcc=3.2V,改变Vref以最佳化Icq | P=0.48W | P=0.33W |
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/189,233 | 2002-07-03 | ||
US10/189,233 US6778018B2 (en) | 2001-07-16 | 2002-07-03 | Linear power amplifier |
PCT/IB2002/003048 WO2003010885A1 (en) | 2001-07-16 | 2002-07-16 | Improved linear power amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101027836A true CN101027836A (zh) | 2007-08-29 |
CN101027836B CN101027836B (zh) | 2010-06-02 |
Family
ID=38744899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN028141997A Expired - Lifetime CN101027836B (zh) | 2002-07-03 | 2002-07-16 | 改进的线性功率放大器 |
Country Status (1)
Country | Link |
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CN (1) | CN101027836B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010075645A1 (zh) * | 2008-12-31 | 2010-07-08 | 中兴通讯股份有限公司 | 一种改善射频功率放大器线性度的方法与装置 |
CN101841306A (zh) * | 2010-05-28 | 2010-09-22 | 上海集成电路研发中心有限公司 | 一种功率放大器 |
CN109818580A (zh) * | 2017-11-20 | 2019-05-28 | 株式会社村田制作所 | 功率放大器以及化合物半导体装置 |
CN110176909A (zh) * | 2018-04-26 | 2019-08-27 | 恩智浦有限公司 | 功率放大器 |
CN113595513A (zh) * | 2021-08-11 | 2021-11-02 | 深圳市乾鸿微电子有限公司 | 一种利用反馈结构降低运算放大器失调电压的方法 |
CN116913903A (zh) * | 2023-07-28 | 2023-10-20 | 河北博威集成电路有限公司 | 射频功率放大芯片及封装件 |
CN117478078A (zh) * | 2023-12-28 | 2024-01-30 | 宜确半导体(苏州)有限公司 | 一种动态负反馈放大电路及电子产品 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5436595A (en) * | 1994-08-01 | 1995-07-25 | Hewlett-Packard Company | Low voltage bipolar amplifier |
US5534816A (en) * | 1995-04-14 | 1996-07-09 | Delco Electronics Corporation | Programmable transducer amplifier circuit |
-
2002
- 2002-07-16 CN CN028141997A patent/CN101027836B/zh not_active Expired - Lifetime
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010075645A1 (zh) * | 2008-12-31 | 2010-07-08 | 中兴通讯股份有限公司 | 一种改善射频功率放大器线性度的方法与装置 |
CN101841306A (zh) * | 2010-05-28 | 2010-09-22 | 上海集成电路研发中心有限公司 | 一种功率放大器 |
CN101841306B (zh) * | 2010-05-28 | 2015-11-25 | 上海集成电路研发中心有限公司 | 一种功率放大器 |
CN109818580B (zh) * | 2017-11-20 | 2023-08-22 | 株式会社村田制作所 | 功率放大器以及化合物半导体装置 |
CN109818580A (zh) * | 2017-11-20 | 2019-05-28 | 株式会社村田制作所 | 功率放大器以及化合物半导体装置 |
CN110176909B (zh) * | 2018-04-26 | 2023-11-07 | 恩智浦有限公司 | 功率放大器 |
CN110176909A (zh) * | 2018-04-26 | 2019-08-27 | 恩智浦有限公司 | 功率放大器 |
CN113595513B (zh) * | 2021-08-11 | 2023-05-16 | 深圳市乾鸿微电子有限公司 | 一种利用反馈结构降低运算放大器失调电压的方法 |
CN113595513A (zh) * | 2021-08-11 | 2021-11-02 | 深圳市乾鸿微电子有限公司 | 一种利用反馈结构降低运算放大器失调电压的方法 |
CN116913903A (zh) * | 2023-07-28 | 2023-10-20 | 河北博威集成电路有限公司 | 射频功率放大芯片及封装件 |
CN116913903B (zh) * | 2023-07-28 | 2024-03-12 | 河北博威集成电路有限公司 | 射频功率放大芯片及封装件 |
CN117478078A (zh) * | 2023-12-28 | 2024-01-30 | 宜确半导体(苏州)有限公司 | 一种动态负反馈放大电路及电子产品 |
CN117478078B (zh) * | 2023-12-28 | 2024-04-05 | 宜确半导体(苏州)有限公司 | 一种动态负反馈放大电路及电子产品 |
Also Published As
Publication number | Publication date |
---|---|
CN101027836B (zh) | 2010-06-02 |
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Owner name: KALAI HANXILE CO., LTD. Free format text: FORMER OWNER: NXP CO., LTD. Effective date: 20120118 |
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