CN101207399B - 在发射器中控制电路的方法和系统 - Google Patents
在发射器中控制电路的方法和系统 Download PDFInfo
- Publication number
- CN101207399B CN101207399B CN200710199438.7A CN200710199438A CN101207399B CN 101207399 B CN101207399 B CN 101207399B CN 200710199438 A CN200710199438 A CN 200710199438A CN 101207399 B CN101207399 B CN 101207399B
- Authority
- CN
- China
- Prior art keywords
- signal
- power supply
- supply voltage
- gain
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y02B60/50—
Abstract
Description
Claims (8)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US86881806P | 2006-12-06 | 2006-12-06 | |
US60/868,818 | 2006-12-06 | ||
US11/618,195 | 2006-12-29 | ||
US11/618,195 US8224270B2 (en) | 2006-12-06 | 2006-12-29 | Method and system for optimizing transmit power of a power amplifier using a battery voltage (Vbat) monitor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101207399A CN101207399A (zh) | 2008-06-25 |
CN101207399B true CN101207399B (zh) | 2014-06-04 |
Family
ID=39567325
Family Applications (7)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200710199438.7A Active CN101207399B (zh) | 2006-12-06 | 2007-12-03 | 在发射器中控制电路的方法和系统 |
CN 200710197190 Active CN101257329B (zh) | 2006-12-06 | 2007-12-04 | 发射器中的控制方法和控制系统 |
CN2007101934009A Active CN101257321B (zh) | 2006-12-06 | 2007-12-05 | 一种处理信号的方法和系统 |
CN2007101991016A Active CN101257322B (zh) | 2006-12-06 | 2007-12-05 | 处理通过通信介质接收的信号的方法和系统 |
CNA2007101968645A Pending CN101207420A (zh) | 2006-12-06 | 2007-12-06 | 处理信号的方法和系统 |
CN200710196863.0A Expired - Fee Related CN101212441B (zh) | 2006-12-06 | 2007-12-06 | 在通讯系统中处理信号的方法和系统 |
CNA2007101968626A Pending CN101207389A (zh) | 2006-12-06 | 2007-12-06 | 一种通过无线通信媒介接收和/或发送信号的方法和系统 |
Family Applications After (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200710197190 Active CN101257329B (zh) | 2006-12-06 | 2007-12-04 | 发射器中的控制方法和控制系统 |
CN2007101934009A Active CN101257321B (zh) | 2006-12-06 | 2007-12-05 | 一种处理信号的方法和系统 |
CN2007101991016A Active CN101257322B (zh) | 2006-12-06 | 2007-12-05 | 处理通过通信介质接收的信号的方法和系统 |
CNA2007101968645A Pending CN101207420A (zh) | 2006-12-06 | 2007-12-06 | 处理信号的方法和系统 |
CN200710196863.0A Expired - Fee Related CN101212441B (zh) | 2006-12-06 | 2007-12-06 | 在通讯系统中处理信号的方法和系统 |
CNA2007101968626A Pending CN101207389A (zh) | 2006-12-06 | 2007-12-06 | 一种通过无线通信媒介接收和/或发送信号的方法和系统 |
Country Status (1)
Country | Link |
---|---|
CN (7) | CN101207399B (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010169504A (ja) * | 2009-01-22 | 2010-08-05 | Anritsu Corp | ジッタ伝達特性測定装置 |
US8275331B2 (en) * | 2009-04-21 | 2012-09-25 | Qualcomm, Incorporated | PA gain state switching based on waveform linearity |
US8442581B2 (en) * | 2009-06-05 | 2013-05-14 | Mediatek Inc. | System for the coexistence between a plurality of wireless communication modules |
US9025583B2 (en) | 2009-07-09 | 2015-05-05 | Mediatek Inc. | System for the coexistence between a plurality of wireless communication module sharing single antenna |
US9504092B2 (en) | 2009-07-09 | 2016-11-22 | Mediatek Inc. | System for the coexistence between a plurality of wireless communications modules sharing single antenna |
CN102130697B (zh) * | 2010-01-20 | 2015-05-27 | 华为技术有限公司 | 接收机、发射机及反馈装置、收发信机和信号处理方法 |
US8125276B2 (en) * | 2010-03-12 | 2012-02-28 | Samsung Electro-Mechanics | Sharing of inductor interstage matching in parallel amplification system for wireless communication systems |
US8467750B2 (en) * | 2010-10-21 | 2013-06-18 | Marvell World Trade Ltd. | Gain control in a shared RF front-end path for different standards that use the same frequency band |
US8970427B2 (en) | 2011-05-18 | 2015-03-03 | Mediatek Singapore Pte. Ltd. | Phase-arrayed device and method for calibrating the phase-arrayed device |
US20120294338A1 (en) | 2011-05-18 | 2012-11-22 | Jing-Hong Conan Zhan | Phase-arrayed transceiver |
CN102904600B (zh) * | 2011-07-29 | 2015-08-26 | 瑞昱半导体股份有限公司 | 能同时进行无线网络和蓝牙传输的通信装置 |
US8699972B2 (en) * | 2011-11-15 | 2014-04-15 | Qualcomm Incorporated | Transmit power calibration in a communication system |
US8723568B1 (en) * | 2013-12-20 | 2014-05-13 | Qualcomm Incorporated | Local oscillator signal generation using delay locked loops |
CN105228072B (zh) * | 2014-06-09 | 2018-08-21 | 钰太芯微电子科技(上海)有限公司 | 声学校准系统及其工作方法 |
CN105517200B (zh) * | 2014-09-26 | 2020-02-21 | 联想(北京)有限公司 | 一种发射信号处理方法及装置 |
US9543900B1 (en) * | 2015-06-19 | 2017-01-10 | Qualcomm Incorporated | Switchable supply and tunable load impedance power amplifier |
CN105703731B (zh) * | 2015-12-31 | 2017-12-22 | 嘉兴禾润电子科技有限公司 | 用于d类音频功放芯片的自动增益控制电路 |
SG10201610403YA (en) * | 2016-12-12 | 2018-07-30 | Huawei Int Pte Ltd | System and method for transmitting a wi-fi or a bluetooth signal using a shared transmitter |
CN106936429A (zh) * | 2017-03-07 | 2017-07-07 | 豪威科技(上海)有限公司 | 本地振荡器及本地振荡信号产生方法 |
CN108365826A (zh) * | 2017-12-26 | 2018-08-03 | 浙江禾川科技股份有限公司 | 一种可编程增益放大器 |
CN109445514B (zh) * | 2018-09-26 | 2022-03-15 | 电子科技大学 | 一种高精度随机跳频dds频率合成器 |
CN112688714B (zh) * | 2020-12-21 | 2022-05-10 | 维沃移动通信有限公司 | 射频电路、蓝牙实现方法、装置和电子设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0847135A2 (en) * | 1996-12-09 | 1998-06-10 | Sony Corporation | High frequency variable gain amplifier device |
CN1406411A (zh) * | 1998-12-29 | 2003-03-26 | 马克西姆综合产品公司 | 多级大动态范围可变增益放大器 |
CN1813401A (zh) * | 2003-06-27 | 2006-08-02 | 希格半导体(美国)公司 | 集成功率放大器电路 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI103442B1 (fi) * | 1993-09-24 | 1999-06-30 | Nokia Telecommunications Oy | Digitaalinen radiolinkkijärjestelmä ja radiolinkkilaite |
JPH09321681A (ja) * | 1996-05-31 | 1997-12-12 | Fujitsu Ltd | 送信電力制御装置 |
US6208875B1 (en) * | 1998-04-08 | 2001-03-27 | Conexant Systems, Inc. | RF architecture for cellular dual-band telephones |
JP2001284998A (ja) * | 2000-03-31 | 2001-10-12 | Mitsubishi Electric Corp | 無線送信装置 |
US6960962B2 (en) * | 2001-01-12 | 2005-11-01 | Qualcomm Inc. | Local oscillator leakage control in direct conversion processes |
AU2002231210A1 (en) * | 2001-03-14 | 2002-10-03 | California Institute Of Technology | Concurrent dual-band receiver architecture |
EP1552619A1 (en) * | 2002-10-15 | 2005-07-13 | Sirific Wireless Corporation | Dc trimming circuit for radio frequency (rf) down-conversion |
GB2394133A (en) * | 2002-10-17 | 2004-04-14 | Toumaz Technology Ltd | Radio receiver with reconfigurable filtering arrangement |
US7183833B2 (en) * | 2002-12-11 | 2007-02-27 | Nxp B.V. | Three-phase mixer-systems |
JP4247673B2 (ja) * | 2003-10-31 | 2009-04-02 | ソニー株式会社 | 送受信装置、送信装置、および受信装置 |
US7356317B2 (en) * | 2004-07-14 | 2008-04-08 | Silicon Storage Technology, Inc. | Adaptive-biased mixer |
-
2007
- 2007-12-03 CN CN200710199438.7A patent/CN101207399B/zh active Active
- 2007-12-04 CN CN 200710197190 patent/CN101257329B/zh active Active
- 2007-12-05 CN CN2007101934009A patent/CN101257321B/zh active Active
- 2007-12-05 CN CN2007101991016A patent/CN101257322B/zh active Active
- 2007-12-06 CN CNA2007101968645A patent/CN101207420A/zh active Pending
- 2007-12-06 CN CN200710196863.0A patent/CN101212441B/zh not_active Expired - Fee Related
- 2007-12-06 CN CNA2007101968626A patent/CN101207389A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0847135A2 (en) * | 1996-12-09 | 1998-06-10 | Sony Corporation | High frequency variable gain amplifier device |
CN1406411A (zh) * | 1998-12-29 | 2003-03-26 | 马克西姆综合产品公司 | 多级大动态范围可变增益放大器 |
CN1813401A (zh) * | 2003-06-27 | 2006-08-02 | 希格半导体(美国)公司 | 集成功率放大器电路 |
Also Published As
Publication number | Publication date |
---|---|
CN101212441B (zh) | 2015-04-29 |
CN101257321A (zh) | 2008-09-03 |
CN101207389A (zh) | 2008-06-25 |
CN101257329A (zh) | 2008-09-03 |
CN101257329B (zh) | 2013-03-20 |
CN101257321B (zh) | 2011-12-14 |
CN101212441A (zh) | 2008-07-02 |
CN101207399A (zh) | 2008-06-25 |
CN101207420A (zh) | 2008-06-25 |
CN101257322A (zh) | 2008-09-03 |
CN101257322B (zh) | 2012-05-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101207399B (zh) | 在发射器中控制电路的方法和系统 | |
KR100969221B1 (ko) | 배터리 전압 모니터를 사용하여 전력 증폭기의 전송 전력을최적화하기 위한 방법 및 시스템 | |
US7492223B2 (en) | Method and system for a highly efficient power amplifier utilizing dynamic biasing and predistortion | |
US7634022B2 (en) | Polar modulator and wireless communication apparatus using the same | |
US7496334B2 (en) | Transmitter apparatus and wireless communication apparatus | |
US7684514B2 (en) | Transmitter apparatus and wireless communication apparatus | |
CN102405595B (zh) | 基于波形线性的pa增益状态切换 | |
US20140155002A1 (en) | Envelope Tracking Signal Bandwidth Control | |
US7403750B2 (en) | Reuse of digital-to-analog converters in a multi-mode transmitter | |
WO2005036739A1 (ja) | 送信装置、送信出力制御方法、および無線通信装置 | |
US8346185B2 (en) | Method and system for enhancing efficiency by modulating power amplifier gain | |
JP2008539601A (ja) | ポーラ変調送信回路及び通信機器 | |
US8620241B2 (en) | Method and apparatus for optimizing output power levels in power amplifiers | |
US20010034217A1 (en) | System and method for selectively interconnecting amplifiers in a communications device | |
CN1856940B (zh) | 中频/射频反馈回路中振幅包络检测和错误提取的方法和系统 | |
JP4540510B2 (ja) | 送信装置及び無線通信装置 | |
US7538610B2 (en) | Method and system for enhancement of power amplifier efficiency through controlled variation of gain in a power Amplifier Driver | |
CN100586031C (zh) | 发送装置及无线通信装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1120943 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1120943 Country of ref document: HK |
|
TR01 | Transfer of patent right |
Effective date of registration: 20180503 Address after: Singapore Singapore Patentee after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: Park Road, Irvine, California, USA, 16215, 92618-7013 Patentee before: Zyray Wireless Inc. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190828 Address after: Singapore Singapore Patentee after: Annwa high tech Limited by Share Ltd Address before: Singapore Singapore Patentee before: Avago Technologies Fiber IP Singapore Pte. Ltd. |
|
TR01 | Transfer of patent right |