AT386916B - Schaltungsanordnung zur automatischen verstaerkungsregelung - Google Patents

Schaltungsanordnung zur automatischen verstaerkungsregelung

Info

Publication number
AT386916B
AT386916B AT0060183A AT60183A AT386916B AT 386916 B AT386916 B AT 386916B AT 0060183 A AT0060183 A AT 0060183A AT 60183 A AT60183 A AT 60183A AT 386916 B AT386916 B AT 386916B
Authority
AT
Austria
Prior art keywords
circuit
gain control
automatic gain
automatic
control
Prior art date
Application number
AT0060183A
Other languages
English (en)
Other versions
ATA60183A (de
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of ATA60183A publication Critical patent/ATA60183A/de
Application granted granted Critical
Publication of AT386916B publication Critical patent/AT386916B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Analogue/Digital Conversion (AREA)
  • Television Receiver Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT0060183A 1982-02-22 1983-02-22 Schaltungsanordnung zur automatischen verstaerkungsregelung AT386916B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/350,580 US4434439A (en) 1982-02-22 1982-02-22 Digital television AGC arrangement

Publications (2)

Publication Number Publication Date
ATA60183A ATA60183A (de) 1988-03-15
AT386916B true AT386916B (de) 1988-11-10

Family

ID=23377340

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0060183A AT386916B (de) 1982-02-22 1983-02-22 Schaltungsanordnung zur automatischen verstaerkungsregelung

Country Status (24)

Country Link
US (1) US4434439A (de)
JP (1) JPS58154982A (de)
KR (1) KR910005932B1 (de)
AT (1) AT386916B (de)
AU (1) AU567489B2 (de)
BE (1) BE895964A (de)
CA (1) CA1195770A (de)
CS (1) CS268511B2 (de)
DD (1) DD207796A5 (de)
DE (1) DE3305919A1 (de)
DK (1) DK163398C (de)
ES (1) ES8405225A1 (de)
FI (1) FI75963C (de)
FR (1) FR2522233B1 (de)
GB (1) GB2115629B (de)
IT (1) IT1168763B (de)
NL (1) NL8300644A (de)
NZ (1) NZ203346A (de)
PL (1) PL137296B1 (de)
PT (1) PT76177B (de)
SE (1) SE452837B (de)
SU (1) SU1321384A3 (de)
YU (1) YU45071B (de)
ZA (1) ZA831144B (de)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4472707A (en) * 1982-06-18 1984-09-18 Allied Corporation Display processor digital automatic gain control providing enhanced resolution and accuracy
DE3314570A1 (de) * 1983-04-22 1984-10-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und anordnung zur einstellung der verstaerkung
DE3333071C2 (de) 1983-09-14 1986-01-23 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltung zur Analog/Digital-Wandlung eines Farbfernsehsignals
US4604645A (en) * 1983-09-30 1986-08-05 Rca Corporation Coarse/fine automatic chrominance gain control using a gain adjustable IF amplifier in a digital television receiver
JPS60217789A (ja) * 1984-04-13 1985-10-31 Hitachi Ltd 高品位テレビ受信機
GB2160038A (en) * 1984-05-30 1985-12-11 Stc Plc Gain control in integrated circuits
US4673970A (en) * 1984-06-08 1987-06-16 Matsushita Electric Industrial Co., Ltd. Chrominance signal processing system
US4625240A (en) * 1984-07-25 1986-11-25 Eeco, Inc. Adaptive automatic gain control
US4630102A (en) * 1984-10-10 1986-12-16 Rca Corporation Digital chroma overload system
GB2166014B (en) * 1984-10-24 1988-10-26 Gen Electric Co Plc Automatic gain control
US4635102A (en) * 1984-10-24 1987-01-06 Rca Corporation Chroma signal amplitude control apparatus
US4628362A (en) * 1985-05-02 1986-12-09 American Dynamics Corporation Combined video AGC and digitizing circuit
US4785352A (en) * 1985-09-30 1988-11-15 Rca Licensing Corporation Sampled data amplitude detector as for an AGC multiplier
US4821087A (en) * 1986-04-23 1989-04-11 Matsushita Electric Industrial Co., Ltd. Encoder circuit eliminating carrier leak
FR2606956A1 (fr) * 1986-11-14 1988-05-20 Radiotechnique Compelec Dispositif de conversion analogique-numerique comportant un dispositif de controle automatique de gain
JPH01170189A (ja) * 1987-12-24 1989-07-05 Matsushita Electric Ind Co Ltd ディジタルテレビジョン受像機
JPH01170190A (ja) * 1987-12-24 1989-07-05 Matsushita Electric Ind Co Ltd ディジタルテレビジョン受像機
FR2652473B1 (fr) * 1989-09-22 1991-11-29 Europ Rech Electr Lab Equipement de reception de signaux video.
JPH0813111B2 (ja) * 1990-10-23 1996-02-07 株式会社富士通ゼネラル 自動利得制御回路
US5121117A (en) * 1991-03-19 1992-06-09 Zenith Electronics Corporation Balanced A/D converter
US5486867A (en) * 1993-11-30 1996-01-23 Raytheon Company High resolution digital phase detector
SE502618C2 (sv) * 1994-10-03 1995-11-27 Ericsson Telefon Ab L M Förfarande och anordning för att erhålla ett brett dynamiskt område hos en mottagare i ett digitalt radiotransmissionssystem
US5838390A (en) * 1995-12-22 1998-11-17 Cirrus Logic, Inc. System and method for multi-level gain control
US6046781A (en) * 1997-01-07 2000-04-04 Samsung Electronics Co., Ltd. Automatic fine tuning of TV receiver for receiving both digital and analog TV signals
JP4335458B2 (ja) * 1998-09-30 2009-09-30 トムソン ライセンシング インテグレイテッドｄｃレベルシフティングを有するビデオ増幅器
US7075590B1 (en) 1998-09-30 2006-07-11 Thomson Licensing Apparatus for providing television receiver alignment functions
US6995806B1 (en) 2000-08-04 2006-02-07 Scientific-Atlanta, Inc. Amplifier with a universal automatic gain control circuit
KR100750100B1 (ko) * 2001-06-13 2007-08-17 삼성전자주식회사 아날로그/디지털 변환기를 구비한 영상처리장치
US20020191718A1 (en) * 2001-06-13 2002-12-19 Ellis Michael Glynn Method and apparatus for automatically compensating for attenuation in a received signal
KR100735368B1 (ko) * 2001-08-23 2007-07-04 삼성전자주식회사 오디오 출력 이득 조정장치 및 그 방법
JP2005094678A (ja) * 2003-09-19 2005-04-07 Sanyo Electric Co Ltd ビデオ信号処理装置及びテレビジョン受像装置
KR100558356B1 (ko) 2005-03-25 2006-03-10 김수환 자동 텐트의 프레임 및 이를 채용한 텐트
KR100790967B1 (ko) * 2005-07-27 2008-01-02 삼성전자주식회사 자동이득 조절기의 제어전압을 디지털적으로 제어할 수있는 자동이득 조절기 및 제어방법
US7515888B2 (en) * 2005-10-06 2009-04-07 Nxp B.V. Systems and method for a highly integrated, multi-mode tuner
DE602005015472D1 (de) * 2005-12-22 2009-08-27 Ericsson Telefon Ab L M Einstellung des Eingangssignalpegels eines Sigma-Delta Wandlers
JP2008216027A (ja) * 2007-03-05 2008-09-18 Clarion Co Ltd 信号収録再生装置
JP4977573B2 (ja) * 2007-10-11 2012-07-18 オンセミコンダクター・トレーディング・リミテッド 映像信号処理装置におけるオートゲインコントロール回路
GB2457010A (en) * 2007-12-13 2009-08-05 Ubidyne Inc Automatic gain control for delta sigma modulators
US8760538B2 (en) 2011-01-21 2014-06-24 Exelis, Inc. Adaptive gain control image processing system and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271162B (de) * 1965-12-13 1968-06-27 Fernseh Gmbh Schaltungsanordnung zur Regelung der Amplitude eines Videosignals
GB2035732A (en) * 1978-10-19 1980-06-18 Racal Milgo Inc Automatic gain control circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947806A (en) * 1975-02-10 1976-03-30 Standard Oil Company Automatic gain control for seismometer recorders
JPS5429919A (en) * 1977-08-10 1979-03-06 Hitachi Ltd Video signal processing circuit
US4225976A (en) * 1978-02-28 1980-09-30 Harris Corporation Pre-calibration of gain control circuit in spread-spectrum demodulator
US4191995A (en) * 1979-01-02 1980-03-04 Bell Telephone Laboratories, Incorporated Digital automatic gain control circuit
GB2042294B (en) * 1979-02-06 1983-08-17 Emi Ltd Automatic gain control
US4360929A (en) * 1979-06-22 1982-11-23 Matsushita Electric Industrial Co., Ltd. Automatic gain control circuit
JPS5714264A (en) * 1980-06-30 1982-01-25 Canon Inc Analog-to-digital converter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271162B (de) * 1965-12-13 1968-06-27 Fernseh Gmbh Schaltungsanordnung zur Regelung der Amplitude eines Videosignals
GB2035732A (en) * 1978-10-19 1980-06-18 Racal Milgo Inc Automatic gain control circuit

Also Published As

Publication number Publication date
PT76177B (en) 1986-03-19
BE895964A (fr) 1983-06-16
YU45071B (en) 1991-08-31
CS268511B2 (en) 1990-03-14
ATA60183A (de) 1988-03-15
FI830511A0 (fi) 1983-02-15
IT1168763B (it) 1987-05-20
ES519798A0 (es) 1984-05-16
JPH0523108B2 (de) 1993-03-31
US4434439A (en) 1984-02-28
FR2522233B1 (fr) 1986-04-11
CA1195770A (en) 1985-10-22
GB2115629A (en) 1983-09-07
PT76177A (en) 1983-03-01
SE452837B (sv) 1987-12-14
GB2115629B (en) 1986-06-25
KR910005932B1 (ko) 1991-08-08
JPS58154982A (ja) 1983-09-14
SE8300804L (sv) 1983-08-23
AU567489B2 (en) 1987-11-26
SU1321384A3 (ru) 1987-06-30
KR840003950A (ko) 1984-10-04
DE3305919A1 (de) 1983-09-01
PL240705A1 (en) 1983-09-12
DD207796A5 (de) 1984-03-14
PL137296B1 (en) 1986-05-31
FR2522233A1 (fr) 1983-08-26
DK163398C (da) 1992-08-03
GB8303911D0 (en) 1983-03-16
NL8300644A (nl) 1983-09-16
IT8347696A0 (it) 1983-02-11
FI830511L (fi) 1983-08-23
DK74583D0 (da) 1983-02-21
DK163398B (da) 1992-02-24
FI75963C (fi) 1988-08-08
DE3305919C2 (de) 1992-09-03
NZ203346A (en) 1986-03-14
AU1142583A (en) 1983-09-01
ZA831144B (en) 1984-04-25
FI75963B (fi) 1988-04-29
DK74583A (da) 1983-08-23
YU36683A (en) 1986-04-30
ES8405225A1 (es) 1984-05-16
SE8300804D0 (sv) 1983-02-15

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee