JPS5354762A - Current controlling circuit - Google Patents

Current controlling circuit

Info

Publication number
JPS5354762A
JPS5354762A JP12968976A JP12968976A JPS5354762A JP S5354762 A JPS5354762 A JP S5354762A JP 12968976 A JP12968976 A JP 12968976A JP 12968976 A JP12968976 A JP 12968976A JP S5354762 A JPS5354762 A JP S5354762A
Authority
JP
Japan
Prior art keywords
controlling circuit
current controlling
current
linearky
varying
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.)
Granted
Application number
JP12968976A
Other languages
English (en)
Other versions
JPS607414B2 (ja
Inventor
Mitsuo Osawa
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP51129689A priority Critical patent/JPS607414B2/ja
Priority to US05/844,282 priority patent/US4140960A/en
Priority to CA289,307A priority patent/CA1073973A/en
Priority to GB44169/77A priority patent/GB1584807A/en
Priority to DE19772748575 priority patent/DE2748575A1/de
Priority to FR7732714A priority patent/FR2385142A1/fr
Priority to AU30145/77A priority patent/AU507569B2/en
Priority to NLAANVRAGE7711876,A priority patent/NL189782C/xx
Publication of JPS5354762A publication Critical patent/JPS5354762A/ja
Publication of JPS607414B2 publication Critical patent/JPS607414B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
    • 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
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Electronic Switches (AREA)
  • Control Of Electrical Variables (AREA)
  • Noise Elimination (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Networks Using Active Elements (AREA)
JP51129689A 1976-10-28 1976-10-28 ミュ−テイング回路 Expired JPS607414B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP51129689A JPS607414B2 (ja) 1976-10-28 1976-10-28 ミュ−テイング回路
US05/844,282 US4140960A (en) 1976-10-28 1977-10-21 Current control circuit
CA289,307A CA1073973A (en) 1976-10-28 1977-10-24 Current control circuit
GB44169/77A GB1584807A (en) 1976-10-28 1977-10-24 Current control circuits
DE19772748575 DE2748575A1 (de) 1976-10-28 1977-10-28 Stromsteuerschaltung
FR7732714A FR2385142A1 (fr) 1976-10-28 1977-10-28 Circuit de commande courant
AU30145/77A AU507569B2 (en) 1976-10-28 1977-10-28 Current control with current mirror
NLAANVRAGE7711876,A NL189782C (nl) 1976-10-28 1977-10-28 Stroomregelschakeling.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51129689A JPS607414B2 (ja) 1976-10-28 1976-10-28 ミュ−テイング回路

Publications (2)

Publication Number Publication Date
JPS5354762A true JPS5354762A (en) 1978-05-18
JPS607414B2 JPS607414B2 (ja) 1985-02-25

Family

ID=15015742

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51129689A Expired JPS607414B2 (ja) 1976-10-28 1976-10-28 ミュ−テイング回路

Country Status (8)

Country Link
US (1) US4140960A (ja)
JP (1) JPS607414B2 (ja)
AU (1) AU507569B2 (ja)
CA (1) CA1073973A (ja)
DE (1) DE2748575A1 (ja)
FR (1) FR2385142A1 (ja)
GB (1) GB1584807A (ja)
NL (1) NL189782C (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648694A (en) * 1979-09-28 1981-05-01 Hitachi Ltd Sound generation circuit
JPS5899031A (ja) * 1981-12-09 1983-06-13 Nec Corp 切換回路

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282477A (en) * 1980-02-11 1981-08-04 Rca Corporation Series voltage regulators for developing temperature-compensated voltages
US4330866A (en) * 1980-04-24 1982-05-18 Rca Corporation Arrangement for selectively routing a signal indicative of received signal strength to different portions of a radio receiver in response to different levels of a control signal
US4471326A (en) * 1981-04-30 1984-09-11 Rca Corporation Current supplying circuit as for an oscillator
US4453194A (en) * 1982-03-01 1984-06-05 International Business Machines Corporation Integrated power circuit with current sensing means
JPS58198907A (ja) * 1982-05-17 1983-11-19 Pioneer Electronic Corp ミユ−テイング増幅器の誤動作防止回路
JPH02285999A (ja) * 1989-04-26 1990-11-26 Citizen Watch Co Ltd ステッピングモータの駆動回路
US6281821B1 (en) * 1997-09-30 2001-08-28 Jason P. Rhode Digital-to-analog converter with power up/down transient suppression and automatic rate switching
US6570505B1 (en) 1997-12-30 2003-05-27 Gelcore Llc LED lamp with a fault-indicating impedance-changing circuit
US7107024B2 (en) * 2003-07-01 2006-09-12 Visteon Global Technologies, Inc. FM modulator output control during turn on

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT938775B (it) * 1971-08-25 1973-02-10 Ates Componenti Elettron Stabilizzatore di tensione inte grato a resistenza interna nega tiva
NL7309767A (nl) * 1973-07-13 1975-01-15 Philips Nv Versterkerschakeling.
US3921090A (en) * 1974-11-14 1975-11-18 Rca Corp Operational transconductance amplifier
DE2459271C3 (de) * 1974-12-14 1980-08-28 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum Erzeugen eines kompensierten Gleichstromes
US4045746A (en) * 1976-05-21 1977-08-30 Rca Corporation Adjustable gain current amplifiers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5648694A (en) * 1979-09-28 1981-05-01 Hitachi Ltd Sound generation circuit
JPS5899031A (ja) * 1981-12-09 1983-06-13 Nec Corp 切換回路

Also Published As

Publication number Publication date
DE2748575C2 (ja) 1988-11-24
NL189782C (nl) 1993-07-16
JPS607414B2 (ja) 1985-02-25
GB1584807A (en) 1981-02-18
NL7711876A (nl) 1978-05-03
AU3014577A (en) 1979-05-03
FR2385142A1 (fr) 1978-10-20
NL189782B (nl) 1993-02-16
AU507569B2 (en) 1980-02-21
US4140960A (en) 1979-02-20
DE2748575A1 (de) 1978-05-18
FR2385142B1 (ja) 1983-05-13
CA1073973A (en) 1980-03-18

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