ATE197210T1 - Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker - Google Patents

Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker

Info

Publication number
ATE197210T1
ATE197210T1 AT96929071T AT96929071T ATE197210T1 AT E197210 T1 ATE197210 T1 AT E197210T1 AT 96929071 T AT96929071 T AT 96929071T AT 96929071 T AT96929071 T AT 96929071T AT E197210 T1 ATE197210 T1 AT E197210T1
Authority
AT
Austria
Prior art keywords
current
signal
feedback control
power
output
Prior art date
Application number
AT96929071T
Other languages
English (en)
Inventor
Richard M Stone
Original Assignee
Matsushita Comm Ind Corp Of U
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 Comm Ind Corp Of U filed Critical Matsushita Comm Ind Corp Of U
Application granted granted Critical
Publication of ATE197210T1 publication Critical patent/ATE197210T1/de

Links

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

  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Transmitters (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Control Of Eletrric Generators (AREA)
AT96929071T 1995-08-30 1996-08-27 Hochempfindliche automatische leistungssteuerung, basierend auf einem differenzverstärker ATE197210T1 (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 (1)

Publication Number Publication Date
ATE197210T1 true ATE197210T1 (de) 2000-11-15

Family

ID=21703306

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96929071T ATE197210T1 (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
DE69610777T2 (de) 2001-03-22
DK0847621T3 (da) 2000-11-20
WO1997008825A1 (en) 1997-03-06
AU6861296A (en) 1997-03-19
JPH11511617A (ja) 1999-10-05
EP0847621B1 (de) 2000-10-25
EP0847621A1 (de) 1998-06-17
US5764107A (en) 1998-06-09
CA2230020A1 (en) 1997-03-06
DE69610777D1 (de) 2000-11-30

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties