FR2332658A1 - Circuit de suppression de bruit - Google Patents

Circuit de suppression de bruit

Info

Publication number
FR2332658A1
FR2332658A1 FR7512873A FR7512873A FR2332658A1 FR 2332658 A1 FR2332658 A1 FR 2332658A1 FR 7512873 A FR7512873 A FR 7512873A FR 7512873 A FR7512873 A FR 7512873A FR 2332658 A1 FR2332658 A1 FR 2332658A1
Authority
FR
France
Prior art keywords
noise suppression
suppression circuit
circuit
noise
suppression
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
FR7512873A
Other languages
English (en)
French (fr)
Other versions
FR2332658B1 (US20030220297A1-20031127-C00009.png
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
Publication of FR2332658A1 publication Critical patent/FR2332658A1/fr
Application granted granted Critical
Publication of FR2332658B1 publication Critical patent/FR2332658B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/002—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general without controlling loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • 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
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking

Landscapes

  • Microelectronics & Electronic Packaging (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Picture Signal Circuits (AREA)
  • Bipolar Transistors (AREA)
  • Synchronizing For Television (AREA)
  • Noise Elimination (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Amplifiers (AREA)
FR7512873A 1974-04-25 1975-04-24 Circuit de suppression de bruit Granted FR2332658A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4694474A JPS5714064B2 (US20030220297A1-20031127-C00009.png) 1974-04-25 1974-04-25

Publications (2)

Publication Number Publication Date
FR2332658A1 true FR2332658A1 (fr) 1977-06-17
FR2332658B1 FR2332658B1 (US20030220297A1-20031127-C00009.png) 1980-01-18

Family

ID=12761401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512873A Granted FR2332658A1 (fr) 1974-04-25 1975-04-24 Circuit de suppression de bruit

Country Status (9)

Country Link
US (1) US4012643A (US20030220297A1-20031127-C00009.png)
JP (1) JPS5714064B2 (US20030220297A1-20031127-C00009.png)
AT (1) AT374974B (US20030220297A1-20031127-C00009.png)
CA (1) CA1012613A (US20030220297A1-20031127-C00009.png)
DE (1) DE2518529C2 (US20030220297A1-20031127-C00009.png)
ES (1) ES437016A1 (US20030220297A1-20031127-C00009.png)
FR (1) FR2332658A1 (US20030220297A1-20031127-C00009.png)
GB (1) GB1499007A (US20030220297A1-20031127-C00009.png)
NL (1) NL7504881A (US20030220297A1-20031127-C00009.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5714064B2 (US20030220297A1-20031127-C00009.png) * 1974-04-25 1982-03-20
US4128848A (en) * 1976-10-22 1978-12-05 Hitachi, Ltd. Automatic ghost-suppression system
US4545075A (en) * 1981-11-18 1985-10-01 Times Fiber Communications, Inc. Satellite block transmission using wideband fiber optic links
US5155860A (en) * 1988-12-27 1992-10-13 Cellular Communications Corporation Cellular portable telephone battery pack and programmer interface

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE547227A (US20030220297A1-20031127-C00009.png) * 1955-04-21
NL274830A (US20030220297A1-20031127-C00009.png) * 1961-04-12
US3268658A (en) * 1963-04-19 1966-08-23 Rca Corp Transistor clamp circuit
US3289009A (en) * 1963-05-07 1966-11-29 Ibm Switching circuits employing surface potential controlled semiconductor devices
US3500141A (en) * 1964-10-13 1970-03-10 Ibm Transistor structure
US3445734A (en) * 1965-12-22 1969-05-20 Ibm Single diffused surface transistor and method of making same
US3591430A (en) * 1968-11-14 1971-07-06 Philco Ford Corp Method for fabricating bipolar planar transistor having reduced minority carrier fringing
BE756139A (fr) * 1969-09-15 1971-02-15 Rca Corp Circuit intermediaire integre pour le couplage d'un circuit de commandea impedance de sortie faible a une charge a impedance d'entree elevee
JPS4831516B1 (US20030220297A1-20031127-C00009.png) * 1969-10-17 1973-09-29
DE2211384A1 (de) * 1971-03-20 1972-11-30 Philips Nv Schaltungsanordnung mit mindestens einem strahlungsgespeisten Schaltungselement und Halbleiteranordnung zur Anwendung in einer derartigen Schaltungsanordnung
JPS5123432B2 (US20030220297A1-20031127-C00009.png) * 1971-08-26 1976-07-16
JPS493583A (US20030220297A1-20031127-C00009.png) * 1972-04-20 1974-01-12
JPS5147583B2 (US20030220297A1-20031127-C00009.png) * 1972-12-29 1976-12-15
JPS49131388A (US20030220297A1-20031127-C00009.png) * 1973-04-18 1974-12-17
JPS5147584B2 (US20030220297A1-20031127-C00009.png) * 1972-12-29 1976-12-15
JPS5714064B2 (US20030220297A1-20031127-C00009.png) * 1974-04-25 1982-03-20

Also Published As

Publication number Publication date
JPS50140014A (US20030220297A1-20031127-C00009.png) 1975-11-10
ATA316875A (de) 1983-10-15
CA1012613A (en) 1977-06-21
JPS5714064B2 (US20030220297A1-20031127-C00009.png) 1982-03-20
DE2518529C2 (de) 1983-08-18
AT374974B (de) 1984-06-25
DE2518529A1 (de) 1975-11-13
FR2332658B1 (US20030220297A1-20031127-C00009.png) 1980-01-18
US4012643A (en) 1977-03-15
ES437016A1 (es) 1977-01-01
NL7504881A (nl) 1975-10-28
AU8037975A (en) 1976-10-28
GB1499007A (en) 1978-01-25

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Legal Events

Date Code Title Description
ST Notification of lapse