DE69610777D1 - Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker - Google Patents

Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker

Info

Publication number
DE69610777D1
DE69610777D1 DE69610777T DE69610777T DE69610777D1 DE 69610777 D1 DE69610777 D1 DE 69610777D1 DE 69610777 T DE69610777 T DE 69610777T DE 69610777 T DE69610777 T DE 69610777T DE 69610777 D1 DE69610777 D1 DE 69610777D1
Authority
DE
Germany
Prior art keywords
current
signal
feedback control
power
output
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.)
Expired - Fee Related
Application number
DE69610777T
Other languages
English (en)
Other versions
DE69610777T2 (de
Inventor
M Stone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Matsushita Communication Industrial Corp
Original Assignee
Matsushita Communication Industrial Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Communication Industrial Corp filed Critical Matsushita Communication Industrial Corp
Publication of DE69610777D1 publication Critical patent/DE69610777D1/de
Application granted granted Critical
Publication of DE69610777T2 publication Critical patent/DE69610777T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
DE69610777T 1995-08-30 1996-08-27 Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker Expired - Fee Related DE69610777T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US294395P 1995-08-30 1995-08-30
PCT/US1996/013761 WO1997008825A1 (en) 1995-08-30 1996-08-27 Highly responsive automatic output power control based on a differential amplifier

Publications (2)

Publication Number Publication Date
DE69610777D1 true DE69610777D1 (de) 2000-11-30
DE69610777T2 DE69610777T2 (de) 2001-03-22

Family

ID=21703306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69610777T Expired - Fee Related DE69610777T2 (de) 1995-08-30 1996-08-27 Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker

Country Status (9)

Country Link
US (1) US5764107A (de)
EP (1) EP0847621B1 (de)
JP (1) JPH11511617A (de)
AT (1) ATE197210T1 (de)
AU (1) AU6861296A (de)
CA (1) CA2230020A1 (de)
DE (1) DE69610777T2 (de)
DK (1) DK0847621T3 (de)
WO (1) WO1997008825A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6122532A (en) * 1998-11-18 2000-09-19 Triquint Semiconductor Corporation RF amplifier with reduced power consumption
US6272336B1 (en) * 1998-12-30 2001-08-07 Samsung Electronics Co., Ltd. Traffic-weighted closed loop power detection system for use with an RF power amplifier and method of operation
FR2798235B1 (fr) * 1999-09-03 2002-05-17 St Microelectronics Sa Dispositif amplificateur de puissance a gain controle, en particulier pour des circuits radiofrequence appliques a la telephonie mobile cellulaire
JP3739614B2 (ja) 1999-11-24 2006-01-25 アルプス電気株式会社 出力電力調整を行う送信機
JP2001203536A (ja) * 2000-01-18 2001-07-27 Mitsubishi Electric Corp 検波回路及び送信装置
US6978647B2 (en) * 2001-07-02 2005-12-27 Master Lock Company Pick-resistant wafer tumbler lock with sidebars
JP4712398B2 (ja) * 2005-01-17 2011-06-29 ローム株式会社 半導体装置
US7911236B2 (en) * 2006-11-22 2011-03-22 Intel Mobile Communications GmbH Detection circuit and detection method
US20100194465A1 (en) * 2009-02-02 2010-08-05 Ali Salih Temperature compensated current source and method therefor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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
GB8826918D0 (en) * 1988-11-17 1988-12-21 Motorola Inc Power amplifier for radio frequency signal
KR960000775B1 (ko) * 1990-10-19 1996-01-12 닛본덴기 가부시끼가이샤 고주파 전력 증폭기의 출력레벨 제어회로
US5160898A (en) * 1991-06-03 1992-11-03 Motorola, Inc. Power amplifier
TW225619B (de) * 1991-07-19 1994-06-21 Nippon Electric Co
JPH06177780A (ja) * 1992-12-07 1994-06-24 Uniden Corp 送信出力安定回路
US5337020A (en) * 1993-03-12 1994-08-09 Matsushita Communication Industrial Corporation Of America Differential radio frequency detector/comparator for power level control

Also Published As

Publication number Publication date
DK0847621T3 (da) 2000-11-20
WO1997008825A1 (en) 1997-03-06
JPH11511617A (ja) 1999-10-05
EP0847621A1 (de) 1998-06-17
EP0847621B1 (de) 2000-10-25
US5764107A (en) 1998-06-09
DE69610777T2 (de) 2001-03-22
AU6861296A (en) 1997-03-19
ATE197210T1 (de) 2000-11-15
CA2230020A1 (en) 1997-03-06

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee
8370 Indication related to discontinuation of the patent is to be deleted
8339 Ceased/non-payment of the annual fee