ATE406701T1 - System zur unterdrückung des transienten verhaltens eines dc-offsets in einem direktmischempfänger - Google Patents

System zur unterdrückung des transienten verhaltens eines dc-offsets in einem direktmischempfänger

Info

Publication number
ATE406701T1
ATE406701T1 AT04025675T AT04025675T ATE406701T1 AT E406701 T1 ATE406701 T1 AT E406701T1 AT 04025675 T AT04025675 T AT 04025675T AT 04025675 T AT04025675 T AT 04025675T AT E406701 T1 ATE406701 T1 AT E406701T1
Authority
AT
Austria
Prior art keywords
gain control
offset
suppressing
control signal
change
Prior art date
Application number
AT04025675T
Other languages
English (en)
Inventor
Yutaka Ohtani
Hiroshi Komori
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of ATE406701T1 publication Critical patent/ATE406701T1/de

Links

Classifications

    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
AT04025675T 2003-10-29 2004-10-28 System zur unterdrückung des transienten verhaltens eines dc-offsets in einem direktmischempfänger ATE406701T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003368854A JP4090980B2 (ja) 2003-10-29 2003-10-29 Ｄｃオフセット過渡応答キャンセルシステム

Publications (1)

Publication Number Publication Date
ATE406701T1 true ATE406701T1 (de) 2008-09-15

Family

ID=34420161

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04025675T ATE406701T1 (de) 2003-10-29 2004-10-28 System zur unterdrückung des transienten verhaltens eines dc-offsets in einem direktmischempfänger

Country Status (7)

Country Link
US (1) US7109778B2 (de)
EP (1) EP1528689B1 (de)
JP (1) JP4090980B2 (de)
CN (1) CN1612554A (de)
AT (1) ATE406701T1 (de)
DE (1) DE602004016102D1 (de)
TW (1) TWI253809B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4241832B2 (ja) * 2005-01-14 2009-03-18 日本電気株式会社 通信装置、マルチバンド受信装置及び受信装置
US7502603B2 (en) * 2005-06-03 2009-03-10 Maxim Integrated Products, Inc. DC cancellation in zero-IF receivers
JP5610635B2 (ja) * 2011-09-26 2014-10-22 パナソニック株式会社 受信回路及び受信機
US9800277B2 (en) 2013-10-11 2017-10-24 Motorola Solutions, Inc. Interference detection and mitigation in radio frequency receivers
WO2019242842A1 (en) * 2018-06-19 2019-12-26 Nokia Technologies Oy Gain transient response compensation
US11811446B2 (en) * 2021-04-27 2023-11-07 Silicon Laboratories Inc. Bias circuit for a low noise amplifier of a front end interface of a radio frequency communication device that enables fast transitions between different operating modes
CN119788011A (zh) * 2024-12-20 2025-04-08 慷智集成电路(上海)有限公司 一种可编程增益放大器增益调节电路及其调节方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5926066A (en) * 1997-03-03 1999-07-20 National Semiconductor Corporation Chopper-stabilized operational amplifier including integrated circuit with true random voltage output
US6415003B1 (en) * 1998-09-11 2002-07-02 National Semiconductor Corporation Digital baseline wander correction circuit
US6442380B1 (en) * 1999-12-22 2002-08-27 U.S. Philips Corporation Automatic gain control in a zero intermediate frequency radio device
JP2002319989A (ja) 2001-04-19 2002-10-31 Matsushita Electric Ind Co Ltd Ｄｃオフセット・位相補正装置及び無線通信装置
JP2003198404A (ja) * 2001-12-26 2003-07-11 Matsushita Electric Ind Co Ltd ダイレクトコンバージョン受信機及びこれを用いた移動無線機、並びにｒｆ信号の受信方法
JP3805258B2 (ja) * 2002-01-29 2006-08-02 松下電器産業株式会社 ダイレクトコンバージョン受信機
JP3622728B2 (ja) * 2002-01-30 2005-02-23 日本電気株式会社 受信機のベースバンド回路及びその低域遮断周波数制御方法
GB0204108D0 (en) * 2002-02-21 2002-04-10 Analog Devices Inc 3G radio
DE10219362B4 (de) * 2002-04-30 2009-12-31 Advanced Micro Devices, Inc., Sunnyvale Automatische Verstärkungssteuerung für einen Direktumsetzer und Verfahren zum Steuern der Verstärkung eines Basisbandsignals in einem derartigen Empfänger

Also Published As

Publication number Publication date
DE602004016102D1 (de) 2008-10-09
US7109778B2 (en) 2006-09-19
CN1612554A (zh) 2005-05-04
TW200524300A (en) 2005-07-16
EP1528689A1 (de) 2005-05-04
JP4090980B2 (ja) 2008-05-28
EP1528689B1 (de) 2008-08-27
TWI253809B (en) 2006-04-21
JP2005136586A (ja) 2005-05-26
US20050093608A1 (en) 2005-05-05

Similar Documents

Publication Publication Date Title
USRE42917E1 (en) RF power control device for RF plasma applications
NZ589885A (en) A flow sensor system
ATE453424T1 (de) Inhalationstherapievorrichtung
WO2004095240A3 (en) A method and apparatus for detecting on-die voltage variations
EP1659670A3 (de) Schaltung zur Erfassung eines elektrischen Lichtbogens
ATE319220T1 (de) Sättigungsdetektion und korrektur für leistungsverstärker
ATE406701T1 (de) System zur unterdrückung des transienten verhaltens eines dc-offsets in einem direktmischempfänger
TW200713873A (en) Optical receiver and discrimination-threshold generating method
DE60009353D1 (de) Einrichtung zur aktiven schallsteuerung in einem raum
ATE447257T1 (de) Dynamisch vorgespannter verstärker
ATE369904T1 (de) Verfahren und vorrichtung zur nassreinigung
TW200643427A (en) Apparatus for current sensing
TWI268410B (en) Circuit and method for generating a clock signal
WO2011028682A3 (en) System and method for generating a defined pulse
ATE363152T1 (de) Ein genauer leistungsdetektor zur verwendung in einem leistungsverstärker
TW200630771A (en) Early effect canceling circuit, differential amplifier, linear regulator, and early effect canceling method
AU2003269366A1 (en) Method and apparatus for generating audio components
JP2016050798A (ja) チャージアンプ回路
JP4851149B2 (ja) 電磁流量計
TW200735612A (en) Method and apparatus for 0/180 degree phase detector
ATE488897T1 (de) Simuliertes hochpass filter für ein schutzrelais
TW200802295A (en) Apparatus and method for preventing users of a display device from tiredness
KR830007009A (ko) 스테레오 식별신호 검출회로
TW200715818A (en) Timer control system for projector and method thereof
KR930003580A (ko) 오디오 신호의 인터페이스 회로

Legal Events

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