SE506842C2 - Anordning och förfarande vid radiosändare för styrning av effektförstärkare - Google Patents
Anordning och förfarande vid radiosändare för styrning av effektförstärkareInfo
- Publication number
- SE506842C2 SE506842C2 SE9602584A SE9602584A SE506842C2 SE 506842 C2 SE506842 C2 SE 506842C2 SE 9602584 A SE9602584 A SE 9602584A SE 9602584 A SE9602584 A SE 9602584A SE 506842 C2 SE506842 C2 SE 506842C2
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- amplifier
- power
- phase
- output
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000017105 transposition Effects 0.000 claims description 8
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 235000019687 Lamb Nutrition 0.000 claims 1
- 241001125929 Trisopterus luscus Species 0.000 claims 1
- 210000000689 upper leg Anatomy 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
- H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
Landscapes
- Transmitters (AREA)
- Amplifiers (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9602584A SE506842C2 (sv) | 1996-06-28 | 1996-06-28 | Anordning och förfarande vid radiosändare för styrning av effektförstärkare |
EE9800450A EE03364B1 (et) | 1996-06-28 | 1997-06-04 | Seade ja meetod raadioedastusseadmete jaoks |
PCT/SE1997/000982 WO1998000929A1 (en) | 1996-06-28 | 1997-06-04 | Device and method for radio transmitters |
DE69736469T DE69736469T2 (de) | 1996-06-28 | 1997-06-04 | Vorrichtung und verfahren für funksender |
BRPI9710044-7A BR9710044B1 (pt) | 1996-06-28 | 1997-06-04 | rÁdio transmissor e processo em um estÁgio transmissor em um rÁdio transmissor para modular e amplificar um sinal de informaÇço em um sinal de antena para transmissço adicional atravÉs de um canal de rÁdio. |
CN97195928A CN1111975C (zh) | 1996-06-28 | 1997-06-04 | 用于无线发射机中的设备及方法 |
JP50402898A JP4203968B2 (ja) | 1996-06-28 | 1997-06-04 | 無線送信器に関する装置および方法 |
AU33652/97A AU724097B2 (en) | 1996-06-28 | 1997-06-04 | Device and method for radio transmitters |
ES97929640T ES2270464T3 (es) | 1996-06-28 | 1997-06-04 | Dispositivo y metodo para transmisores de radio. |
PL97330732A PL183774B1 (pl) | 1996-06-28 | 1997-06-04 | Sposób i urządzenie do nadawania transmisji radiowej |
EP97929640A EP0901721B1 (en) | 1996-06-28 | 1997-06-04 | Device and method for radio transmitters |
MYPI97002604A MY119218A (en) | 1996-06-28 | 1997-06-12 | Device and method for radio transmitters |
US08/880,740 US6047168A (en) | 1996-06-28 | 1997-06-23 | Device and method for radio transmitters |
HK99104399A HK1019272A1 (en) | 1996-06-28 | 1999-10-07 | Device and method for radio transmitters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9602584A SE506842C2 (sv) | 1996-06-28 | 1996-06-28 | Anordning och förfarande vid radiosändare för styrning av effektförstärkare |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9602584D0 SE9602584D0 (sv) | 1996-06-28 |
SE9602584L SE9602584L (sv) | 1997-12-29 |
SE506842C2 true SE506842C2 (sv) | 1998-02-16 |
Family
ID=20403218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9602584A SE506842C2 (sv) | 1996-06-28 | 1996-06-28 | Anordning och förfarande vid radiosändare för styrning av effektförstärkare |
Country Status (14)
Country | Link |
---|---|
US (1) | US6047168A (ja) |
EP (1) | EP0901721B1 (ja) |
JP (1) | JP4203968B2 (ja) |
CN (1) | CN1111975C (ja) |
AU (1) | AU724097B2 (ja) |
BR (1) | BR9710044B1 (ja) |
DE (1) | DE69736469T2 (ja) |
EE (1) | EE03364B1 (ja) |
ES (1) | ES2270464T3 (ja) |
HK (1) | HK1019272A1 (ja) |
MY (1) | MY119218A (ja) |
PL (1) | PL183774B1 (ja) |
SE (1) | SE506842C2 (ja) |
WO (1) | WO1998000929A1 (ja) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1155131A (ja) * | 1997-08-06 | 1999-02-26 | Nec Corp | 無線送信電力制御装置 |
US6430402B1 (en) * | 1998-09-14 | 2002-08-06 | Conexant Systems, Inc. | Power amplifier saturation prevention method, apparatus, and communication system incorporating the same |
US6377784B2 (en) | 1999-02-09 | 2002-04-23 | Tropian, Inc. | High-efficiency modulation RF amplifier |
US6864668B1 (en) | 1999-02-09 | 2005-03-08 | Tropian, Inc. | High-efficiency amplifier output level and burst control |
JP3822057B2 (ja) * | 1999-04-02 | 2006-09-13 | 三菱電機株式会社 | 移動通信端末装置 |
DE19916902B4 (de) * | 1999-04-14 | 2015-08-20 | Siemens Aktiengesellschaft | Verstärkereinrichtung mit veränderbarer Arbeitspunkteinstellung sowie Verwendung der Verstärkereinrichtung |
US6285255B1 (en) * | 1999-11-02 | 2001-09-04 | Harris Corporation | Adaptive compensation for carrier signal phase distortion |
US6366177B1 (en) | 2000-02-02 | 2002-04-02 | Tropian Inc. | High-efficiency power modulators |
US6630867B2 (en) * | 2000-02-24 | 2003-10-07 | Skyworks Solutions, Inc. | Power amplifier with provisions for varying operating voltage based upon power amplifier output power |
US6684064B2 (en) * | 2000-03-29 | 2004-01-27 | Interdigital Technology Corp. | Dynamic bias for RF power amplifiers |
US6707857B1 (en) * | 2000-07-14 | 2004-03-16 | Ericsson Inc. | Reference signal pre-distortion for transmitter with frequency synthesizer based phase encoding |
US6670849B1 (en) | 2000-08-30 | 2003-12-30 | Skyworks Solutions, Inc. | System for closed loop power control using a linear or a non-linear power amplifier |
DE10056472A1 (de) * | 2000-11-15 | 2002-05-29 | Infineon Technologies Ag | Polar-Loop-Sendeschaltung |
US7020070B2 (en) * | 2001-04-10 | 2006-03-28 | Telefonaktiebolaget L M Ericsson (Publ) | Selectively controlled modulation distortion of an IQ-baseband signal |
EP1263133B1 (en) * | 2001-05-31 | 2009-05-06 | Thomson Licensing | Audio amplifier with output power limiter |
US7138863B2 (en) * | 2001-06-22 | 2006-11-21 | Telefonaktiebolaget Lm Ericsson (Publ) | Gain control of a power amplifier |
US6828859B2 (en) * | 2001-08-17 | 2004-12-07 | Silicon Laboratories, Inc. | Method and apparatus for protecting devices in an RF power amplifier |
US6956907B2 (en) * | 2001-10-15 | 2005-10-18 | Qualcomm, Incorporated | Method and apparatus for determining power allocation in a MIMO communication system |
US7088968B2 (en) * | 2001-12-12 | 2006-08-08 | Intel Corporation | Method and polar-loop transmitter with origin offset for zero-crossing signals |
US6566944B1 (en) * | 2002-02-21 | 2003-05-20 | Ericsson Inc. | Current modulator with dynamic amplifier impedance compensation |
US7340265B2 (en) | 2002-02-28 | 2008-03-04 | Atheros Communications, Inc. | Method and apparatus for transient frequency distortion compensation |
EP1367842A1 (de) * | 2002-05-29 | 2003-12-03 | Siemens Aktiengesellschaft | Schaltungsanordnung zum Umschalten eines Mobilfunksenders zwischen zwei Modulationsbetriebsarten |
US7071783B2 (en) * | 2002-07-19 | 2006-07-04 | Micro Mobio Corporation | Temperature-compensated power sensing circuit for power amplifiers |
US6931267B2 (en) * | 2002-11-25 | 2005-08-16 | Broadcom Corporation | Bias filtering module including MOS capacitors |
US6894565B1 (en) * | 2002-12-03 | 2005-05-17 | Silicon Laboratories, Inc. | Fast settling power amplifier regulator |
US6859098B2 (en) * | 2003-01-17 | 2005-02-22 | M/A-Com, Inc. | Apparatus, methods and articles of manufacture for control in an electromagnetic processor |
US6897730B2 (en) * | 2003-03-04 | 2005-05-24 | Silicon Laboratories Inc. | Method and apparatus for controlling the output power of a power amplifier |
US7076698B2 (en) * | 2003-05-21 | 2006-07-11 | Agere Systems, Inc. | Vector monitor, related method of controlling a transmitter and transmitter employing the same |
US7110724B1 (en) * | 2004-12-16 | 2006-09-19 | Rf Micro Devices, Inc. | System and method for detecting compression of a power amplifier circuit |
JP4623507B2 (ja) * | 2005-04-18 | 2011-02-02 | ルネサスエレクトロニクス株式会社 | 通信用半導体集積回路および携帯通信端末 |
US7412215B1 (en) * | 2005-06-03 | 2008-08-12 | Rf Micro Devices, Inc. | System and method for transitioning from one PLL feedback source to another |
US7539462B2 (en) * | 2005-08-09 | 2009-05-26 | Freescale Semiconductor, Inc. | Configurable multi-mode modulation system and transmitter |
JP5106421B2 (ja) * | 2006-12-27 | 2012-12-26 | パナソニック株式会社 | ポーラ変調送信装置 |
US8463189B2 (en) * | 2007-07-31 | 2013-06-11 | Texas Instruments Incorporated | Predistortion calibration and built in self testing of a radio frequency power amplifier using subharmonic mixing |
WO2011137588A1 (zh) * | 2010-05-06 | 2011-11-10 | 华为技术有限公司 | 一种信号极化方法、装置和*** |
WO2013119587A1 (en) | 2012-02-09 | 2013-08-15 | Skyworks Solutions, Inc. | Apparatus and methods for envelope tracking |
US10270394B2 (en) | 2015-12-30 | 2019-04-23 | Skyworks Solutions, Inc. | Automated envelope tracking system |
CN108733852A (zh) * | 2017-04-17 | 2018-11-02 | 天津大学(青岛)海洋工程研究院有限公司 | 一种基于极限学习机的功率放大器行为建模方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4367443A (en) * | 1980-01-17 | 1983-01-04 | Motorola, Inc. | Radio frequency signal power amplifier |
US4521912A (en) * | 1983-06-09 | 1985-06-04 | General Electric Company | Low power indicating circuit for a radio transmitter |
JPH0644716B2 (ja) * | 1984-08-14 | 1994-06-08 | 日本電気株式会社 | 無線通信装置 |
FI85316C (fi) * | 1989-05-12 | 1992-03-25 | Nokia Mobira Oy | Koppling foer utvidgning av effektomraodet hos en saendare. |
FI81931C (fi) * | 1989-05-12 | 1990-12-10 | Nokia Mobira Oy | Foerfarande foer alstring av laoga effektnivaoer i saendaren av en radiotelefon. |
US5129098A (en) * | 1990-09-24 | 1992-07-07 | Novatel Communication Ltd. | Radio telephone using received signal strength in controlling transmission power |
US5307512A (en) * | 1991-06-03 | 1994-04-26 | Motorola, Inc. | Power control circuitry for achieving wide dynamic range in a transmitter |
CA2127189A1 (en) * | 1993-08-06 | 1995-02-07 | James John Crnkovic | Apparatus and method for attenuating an undesired signal in a radio transceiver |
JPH07212257A (ja) * | 1994-01-21 | 1995-08-11 | Uniden Corp | 送信機の異常送信停止回路 |
US5430416A (en) * | 1994-02-23 | 1995-07-04 | Motorola | Power amplifier having nested amplitude modulation controller and phase modulation controller |
US5452473A (en) * | 1994-02-28 | 1995-09-19 | Qualcomm Incorporated | Reverse link, transmit power correction and limitation in a radiotelephone system |
EP0720287B1 (en) * | 1994-12-29 | 2003-01-15 | AT&T Corp. | Wide dynamic range power amplifier |
US5880635A (en) * | 1997-04-16 | 1999-03-09 | Sony Corporation | Apparatus for optimizing the performance of a power amplifier |
-
1996
- 1996-06-28 SE SE9602584A patent/SE506842C2/sv not_active IP Right Cessation
-
1997
- 1997-06-04 WO PCT/SE1997/000982 patent/WO1998000929A1/en active IP Right Grant
- 1997-06-04 AU AU33652/97A patent/AU724097B2/en not_active Expired
- 1997-06-04 ES ES97929640T patent/ES2270464T3/es not_active Expired - Lifetime
- 1997-06-04 JP JP50402898A patent/JP4203968B2/ja not_active Expired - Lifetime
- 1997-06-04 BR BRPI9710044-7A patent/BR9710044B1/pt not_active IP Right Cessation
- 1997-06-04 PL PL97330732A patent/PL183774B1/pl unknown
- 1997-06-04 EP EP97929640A patent/EP0901721B1/en not_active Expired - Lifetime
- 1997-06-04 EE EE9800450A patent/EE03364B1/xx unknown
- 1997-06-04 CN CN97195928A patent/CN1111975C/zh not_active Expired - Lifetime
- 1997-06-04 DE DE69736469T patent/DE69736469T2/de not_active Expired - Lifetime
- 1997-06-12 MY MYPI97002604A patent/MY119218A/en unknown
- 1997-06-23 US US08/880,740 patent/US6047168A/en not_active Expired - Lifetime
-
1999
- 1999-10-07 HK HK99104399A patent/HK1019272A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0901721A1 (en) | 1999-03-17 |
SE9602584L (sv) | 1997-12-29 |
PL183774B1 (pl) | 2002-07-31 |
CN1111975C (zh) | 2003-06-18 |
US6047168A (en) | 2000-04-04 |
EE03364B1 (et) | 2001-02-15 |
AU724097B2 (en) | 2000-09-14 |
ES2270464T3 (es) | 2007-04-01 |
JP2000514963A (ja) | 2000-11-07 |
HK1019272A1 (en) | 2000-01-28 |
JP4203968B2 (ja) | 2009-01-07 |
DE69736469D1 (de) | 2006-09-21 |
SE9602584D0 (sv) | 1996-06-28 |
BR9710044A (pt) | 1999-08-10 |
EP0901721B1 (en) | 2006-08-09 |
BR9710044B1 (pt) | 2010-02-23 |
AU3365297A (en) | 1998-01-21 |
MY119218A (en) | 2005-04-30 |
PL330732A1 (en) | 1999-05-24 |
DE69736469T2 (de) | 2007-01-04 |
CN1223759A (zh) | 1999-07-21 |
WO1998000929A1 (en) | 1998-01-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE506842C2 (sv) | Anordning och förfarande vid radiosändare för styrning av effektförstärkare | |
CN101228720B (zh) | 在闭合功率控制回路中用于电源电压控制的功率放大器的双电压调节器 | |
US5675288A (en) | Method of linearizing a non-linear amplifier, linearization circuit and amplifier including a circuit of this kind | |
CN101558569B (zh) | 用于增强型数据速率gsm演进技术(edge)的极化环路发射器的振幅校准元件 | |
US7522676B2 (en) | Method and system for transmitter envelope delay calibration | |
CA2035455C (en) | Linear transmitter | |
FI105609B (fi) | Menetelmä ja järjestely lähetyssignaalin muodostamiseksi | |
JP3698669B2 (ja) | 極ループ送信回路 | |
US7496333B2 (en) | Transmission circuit and communication apparatus employing the same | |
US20030073419A1 (en) | Power control in polar loop transmitters | |
CN1302476A (zh) | 移动无线通讯***中的功率放大器线性化的装置和方法 | |
KR20090026097A (ko) | 디지털 링크 송신기 | |
WO2004070959A1 (ja) | 送信装置及びその調整方法 | |
US20030032397A1 (en) | Method and transmission circuit for generating a transmission signal | |
WO2002047249A2 (en) | A polar loop amplifier arrangement | |
US5247542A (en) | QPSK power amplifier distortion correction system | |
US6999737B2 (en) | Wireless transmitter and device for mobile station | |
US8792579B2 (en) | Continuous open loop control to closed loop control transition | |
US8699976B2 (en) | Transmitter with hybrid closed loop power control | |
US9853608B2 (en) | Temperature compensation technique for envelope tracking system | |
US6687312B1 (en) | Signal processing system | |
KR100581268B1 (ko) | 무선송신기용장치및방법 | |
JPH0396004A (ja) | 電力増幅器 | |
JPH05315875A (ja) | 自動送信電力制御装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |