ZA829581B - Digital gain control system - Google Patents

Digital gain control system

Info

Publication number
ZA829581B
ZA829581B ZA829581A ZA829581A ZA829581B ZA 829581 B ZA829581 B ZA 829581B ZA 829581 A ZA829581 A ZA 829581A ZA 829581 A ZA829581 A ZA 829581A ZA 829581 B ZA829581 B ZA 829581B
Authority
ZA
South Africa
Prior art keywords
control system
gain control
digital gain
digital
gain
Prior art date
Application number
ZA829581A
Other languages
English (en)
Inventor
Michael Stephen Chartier
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 ZA829581B publication Critical patent/ZA829581B/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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
    • H03G3/3089—Control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/008—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/002—Control of digital or coded signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Control Of Eletrric Generators (AREA)
  • Complex Calculations (AREA)
  • Television Receiver Circuits (AREA)
  • Television Systems (AREA)
  • Processing Of Color Television Signals (AREA)
ZA829581A 1981-12-31 1982-12-30 Digital gain control system ZA829581B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/336,170 US4464723A (en) 1981-12-31 1981-12-31 Digital gain control system

Publications (1)

Publication Number Publication Date
ZA829581B true ZA829581B (en) 1984-02-29

Family

ID=23314879

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA829581A ZA829581B (en) 1981-12-31 1982-12-30 Digital gain control system

Country Status (20)

Country Link
US (1) US4464723A (xx)
JP (1) JPS58130680A (xx)
KR (1) KR840003161A (xx)
AU (1) AU559733B2 (xx)
BE (1) BE895503A (xx)
CA (1) CA1197575A (xx)
DD (1) DD203802A5 (xx)
DE (1) DE3247778A1 (xx)
DK (1) DK580082A (xx)
ES (1) ES518563A0 (xx)
FI (1) FI824445L (xx)
FR (1) FR2519500B1 (xx)
GB (1) GB2113029B (xx)
IT (1) IT1153945B (xx)
NL (1) NL8205051A (xx)
NZ (1) NZ202885A (xx)
PL (1) PL239877A1 (xx)
PT (1) PT76029B (xx)
SE (1) SE450185B (xx)
ZA (1) ZA829581B (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4581725A (en) * 1982-07-21 1986-04-08 Mobil Oil Corporation Method and system for gain selection
US4517586A (en) * 1982-11-23 1985-05-14 Rca Corporation Digital television receiver with analog-to-digital converter having time multiplexed gain
US4495652A (en) * 1983-02-28 1985-01-22 General Electric Company Control arrangement for radio apparatus
GB8322440D0 (en) * 1983-08-19 1983-09-21 Gen Electric Co Plc Frequency division multiplex transmission equipment
JPS6146681A (ja) * 1984-08-11 1986-03-06 Matsushita Electric Ind Co Ltd 映像信号の記録再生方法
FR2576472B1 (fr) * 1985-01-22 1988-02-12 Alcatel Thomson Faisceaux Procede et dispositif de commande automatique de gain d'un recepteur en acces multiple a repartition temporelle
US4747065A (en) * 1985-10-11 1988-05-24 International Business Machines Corporation Automatic gain control in a digital signal processor
US4785418A (en) * 1986-08-29 1988-11-15 International Business Machines Corporation Proportional automatic gain control
JPH0691481B2 (ja) * 1987-08-18 1994-11-14 日本電気株式会社 Ａｇｃ回路
US5077602A (en) * 1990-02-15 1991-12-31 Eastman Kodak Company Color difference compressor
US5029162A (en) * 1990-03-06 1991-07-02 Confertech International Automatic gain control using root-mean-square circuitry in a digital domain conference bridge for a telephone network
US5125008A (en) * 1990-03-09 1992-06-23 Scientific-Atlanta, Inc. Method and apparatus for autoranging, quadrature signal generation, digital phase reference, and calibration in a high speed rf measurement receiver
GB9120004D0 (en) * 1991-09-19 1991-11-06 Ampy Automation Digilog Improvements relating to the calibration of power meters
US5259001A (en) * 1991-12-17 1993-11-02 Motorola, Inc. ADPCM decoder with an integral digital receive gain and method therefor
DE19805547C1 (de) * 1998-02-11 1999-09-09 Siemens Ag Digitaler Empfänger mit automatischer Verstärkungsregelung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3970954A (en) * 1975-04-03 1976-07-20 Bell Telephone Laboratories, Incorporated Digital frequency multiplier
JPS6048955B2 (ja) * 1977-02-28 1985-10-30 ソニー株式会社 ホワイトバランス調整装置
US4213097A (en) * 1978-10-19 1980-07-15 Racal-Milgo, Inc. Hybrid automatic gain control circuit
US4270177A (en) * 1979-06-20 1981-05-26 Tokyo Shibaura Denki Kabushiki Kaisha Digital amplitude control for digital audio signal
GB2059203B (en) * 1979-09-18 1984-02-29 Victor Company Of Japan Digital gain control
US4356731A (en) * 1980-11-03 1982-11-02 General Electric Company Method and means for generating time gain compensation control signal for use in ultrasonic scanner and the like
US4412182A (en) * 1981-03-09 1983-10-25 Harris Corporation Apparatus for controlling an operational characteristic of a controlled device in accordance with the position of a movable member
US4396938A (en) * 1981-07-23 1983-08-02 Rca Corporation Controlled ram signal processor

Also Published As

Publication number Publication date
FI824445A0 (fi) 1982-12-23
SE8207380L (sv) 1983-07-01
CA1197575A (en) 1985-12-03
GB2113029A (en) 1983-07-27
IT1153945B (it) 1987-01-21
GB2113029B (en) 1985-12-24
IT8225039A0 (it) 1982-12-29
FR2519500A1 (fr) 1983-07-08
PL239877A1 (en) 1983-07-18
DK580082A (da) 1983-07-01
ES8402485A1 (es) 1984-01-16
DE3247778A1 (de) 1983-07-07
JPS58130680A (ja) 1983-08-04
DD203802A5 (de) 1983-11-02
NZ202885A (en) 1986-05-09
BE895503A (fr) 1983-04-15
SE450185B (sv) 1987-06-09
AU9185782A (en) 1983-07-07
PT76029A (en) 1983-01-01
FI824445L (fi) 1983-07-01
ES518563A0 (es) 1984-01-16
NL8205051A (nl) 1983-07-18
SE8207380D0 (sv) 1982-12-23
AU559733B2 (en) 1987-03-19
US4464723A (en) 1984-08-07
PT76029B (en) 1986-05-21
FR2519500B1 (fr) 1986-04-11
IT8225039A1 (it) 1984-06-29
KR840003161A (ko) 1984-08-13

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