SG46658A1 - Power detector with matching impedance for amplifier - Google Patents
Power detector with matching impedance for amplifierInfo
- Publication number
- SG46658A1 SG46658A1 SG1996007411A SG1996007411A SG46658A1 SG 46658 A1 SG46658 A1 SG 46658A1 SG 1996007411 A SG1996007411 A SG 1996007411A SG 1996007411 A SG1996007411 A SG 1996007411A SG 46658 A1 SG46658 A1 SG 46658A1
- Authority
- SG
- Singapore
- Prior art keywords
- amplifier
- power detector
- matching impedance
- impedance
- matching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/149,483 US5530922A (en) | 1993-11-09 | 1993-11-09 | Power detector with matching impedance for radio frequency signal amplifiers |
Publications (1)
Publication Number | Publication Date |
---|---|
SG46658A1 true SG46658A1 (en) | 1998-02-20 |
Family
ID=22530488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996007411A SG46658A1 (en) | 1993-11-09 | 1994-10-03 | Power detector with matching impedance for amplifier |
Country Status (11)
Country | Link |
---|---|
US (1) | US5530922A (ja) |
JP (1) | JP3188710B2 (ja) |
KR (1) | KR0166659B1 (ja) |
CN (1) | CN1049082C (ja) |
AU (1) | AU8012694A (ja) |
BR (1) | BR9406607A (ja) |
CA (1) | CA2152811C (ja) |
DE (1) | DE4498742T1 (ja) |
GB (1) | GB2289133B (ja) |
SG (1) | SG46658A1 (ja) |
WO (1) | WO1995013662A1 (ja) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100201808B1 (ko) * | 1995-12-28 | 1999-06-15 | 윤종용 | 무선송신기의 고조파 억압용 저역통과 필터 |
GB2318004A (en) * | 1996-10-01 | 1998-04-08 | Nokia Mobile Phones Ltd | A diode detector |
JP3885909B2 (ja) * | 1997-07-25 | 2007-02-28 | ソニー株式会社 | 電力検出装置 |
US6108527A (en) * | 1997-07-31 | 2000-08-22 | Lucent Technologies, Inc. | Wide range multiple band RF power detector |
US6236271B1 (en) * | 1997-09-30 | 2001-05-22 | Conexant Systems, Inc. | Multi-layer carrier module for power amplifier systems within a digital cellular telephone |
JP2000312122A (ja) * | 1999-04-27 | 2000-11-07 | Fujitsu Quantum Devices Ltd | 高周波入力整合回路装置及び高周波出力整合回路装置及び、半導体集積回路 |
US6259318B1 (en) * | 1999-05-28 | 2001-07-10 | Motorola, Inc. | Method for extending the liner range of an amplifier |
US6448855B1 (en) * | 2000-04-13 | 2002-09-10 | Koninklijke Philips Electronics N.V. | Accurate power detection circuit for use in a power amplifier |
US7317902B2 (en) * | 2001-06-28 | 2008-01-08 | Harris Corporation | Successive log video pad power detector and method |
US6417730B1 (en) * | 2000-11-29 | 2002-07-09 | Harris Corporation | Automatic gain control system and related method |
KR100444215B1 (ko) * | 2000-12-19 | 2004-08-16 | 삼성전기주식회사 | 다층형 칩 방향성 결합기 |
AU2002245537B2 (en) * | 2001-02-23 | 2007-12-20 | Genicon Sciences Corporation | Methods for providing extended dynamic range in analyte assays |
FR2840467A1 (fr) * | 2002-05-28 | 2003-12-05 | St Microelectronics Sa | Coupleur haute frequence |
US6894476B2 (en) * | 2003-05-15 | 2005-05-17 | Skyworks Solutions, Inc. | Efficient coupler detector circuit with reduced harmonic distortion |
JP4518787B2 (ja) * | 2003-12-18 | 2010-08-04 | 富士通株式会社 | タグ読み取り方法及びタグ読み取り装置 |
JP4134129B2 (ja) * | 2004-10-28 | 2008-08-13 | Tdk株式会社 | 高周波モジュール |
EP1831995B1 (en) * | 2004-12-21 | 2013-05-29 | Nxp B.V. | A power device and a method for controlling a power device |
JP4750463B2 (ja) * | 2005-05-11 | 2011-08-17 | ルネサスエレクトロニクス株式会社 | 高周波電力増幅器およびそれを用いた送信器および移動体通信端末 |
US7446626B2 (en) * | 2006-09-08 | 2008-11-04 | Stmicroelectronics Ltd. | Directional couplers for RF power detection |
US9379678B2 (en) | 2012-04-23 | 2016-06-28 | Qualcomm Incorporated | Integrated directional coupler within an RF matching network |
CN104849543A (zh) * | 2014-02-18 | 2015-08-19 | 中国科学院微电子研究所 | 一种射频功率检测电路 |
KR102117472B1 (ko) | 2015-03-16 | 2020-06-09 | 삼성전기주식회사 | 검출회로 및 파워 증폭기 |
US9602091B1 (en) * | 2015-12-03 | 2017-03-21 | Peregrine Semiconductor Corporation | Low phase shift, high frequency attenuator |
US10182116B2 (en) * | 2016-05-10 | 2019-01-15 | Texas Instruments Incorporated | Contactless communication for battery information |
CN112994623B (zh) * | 2021-05-10 | 2021-08-20 | 杭州中科微电子有限公司 | 一种应用于功率放大器的功率检测电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523155A (en) * | 1983-05-04 | 1985-06-11 | Motorola, Inc. | Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range |
JPS6041821A (ja) * | 1983-08-18 | 1985-03-05 | Nec Corp | 送信出力電力制御装置 |
US4607323A (en) * | 1984-04-17 | 1986-08-19 | Sokal Nathan O | Class E high-frequency high-efficiency dc/dc power converter |
US5043672A (en) * | 1990-03-26 | 1991-08-27 | Novatel Communications Ltd. | Power detector utilizing bias voltage divider for precision control of an amplifier |
JPH0425220A (ja) * | 1990-05-21 | 1992-01-29 | Toshiba Corp | 自動電力制御回路 |
FR2668971A1 (fr) * | 1990-11-14 | 1992-05-15 | Merlin Gerin | Boitier de protection d'un automate industriel. |
BR9106405A (pt) * | 1990-12-20 | 1993-05-04 | Motorola Inc | Circuidade de controle de energia,telefone celular de acesso multiplo de divisao de tempo |
US5230093A (en) * | 1991-05-03 | 1993-07-20 | Rich Randall W | Transmitter filter with integral directional coupler for cellular telephones |
US5212815A (en) * | 1991-09-03 | 1993-05-18 | Motorola, Inc. | Radio equipment directional coupler |
-
1993
- 1993-11-09 US US08/149,483 patent/US5530922A/en not_active Expired - Lifetime
-
1994
- 1994-10-03 DE DE4498742T patent/DE4498742T1/de not_active Withdrawn
- 1994-10-03 SG SG1996007411A patent/SG46658A1/en unknown
- 1994-10-03 WO PCT/US1994/011178 patent/WO1995013662A1/en active Application Filing
- 1994-10-03 AU AU80126/94A patent/AU8012694A/en not_active Abandoned
- 1994-10-03 CN CN94190897A patent/CN1049082C/zh not_active Expired - Fee Related
- 1994-10-03 JP JP51381395A patent/JP3188710B2/ja not_active Expired - Lifetime
- 1994-10-03 CA CA002152811A patent/CA2152811C/en not_active Expired - Fee Related
- 1994-10-03 BR BR9406607A patent/BR9406607A/pt not_active Application Discontinuation
- 1994-10-03 GB GB9513641A patent/GB2289133B/en not_active Expired - Fee Related
-
1995
- 1995-07-06 KR KR1019950702789A patent/KR0166659B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1995013662A1 (en) | 1995-05-18 |
GB2289133A (en) | 1995-11-08 |
GB2289133B (en) | 1998-01-07 |
BR9406607A (pt) | 1996-01-09 |
JPH08505751A (ja) | 1996-06-18 |
DE4498742T1 (de) | 1995-12-07 |
GB9513641D0 (en) | 1995-09-06 |
CA2152811C (en) | 2000-06-13 |
CA2152811A1 (en) | 1995-05-18 |
CN1049082C (zh) | 2000-02-02 |
KR0166659B1 (en) | 1999-02-01 |
US5530922A (en) | 1996-06-25 |
JP3188710B2 (ja) | 2001-07-16 |
AU8012694A (en) | 1995-05-29 |
CN1116468A (zh) | 1996-02-07 |
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