FR2247848B1 - - Google Patents

Info

Publication number
FR2247848B1
FR2247848B1 FR7434652A FR7434652A FR2247848B1 FR 2247848 B1 FR2247848 B1 FR 2247848B1 FR 7434652 A FR7434652 A FR 7434652A FR 7434652 A FR7434652 A FR 7434652A FR 2247848 B1 FR2247848 B1 FR 2247848B1
Authority
FR
France
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.)
Expired
Application number
FR7434652A
Other versions
FR2247848A1 (fr
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 FR2247848A1 publication Critical patent/FR2247848A1/fr
Application granted granted Critical
Publication of FR2247848B1 publication Critical patent/FR2247848B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/04—Measuring characteristics of vibrations in solids by using direct conduction to the detector of vibrations which are transverse to direction of propagation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/523—Circuit arrangements for protecting such amplifiers for amplifiers using field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/3044—Junction FET SEPP output stages
    • H03F3/305—Junction FET SEPP output stages with symmetrical driving of the end stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/516—Some amplifier stages of an amplifier use supply voltages of different value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Amplifiers (AREA)
FR7434652A 1973-10-16 1974-10-15 Expired FR2247848B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973120204U JPS5065343U (fr) 1973-10-16 1973-10-16

Publications (2)

Publication Number Publication Date
FR2247848A1 FR2247848A1 (fr) 1975-05-09
FR2247848B1 true FR2247848B1 (fr) 1978-08-11

Family

ID=14780470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434652A Expired FR2247848B1 (fr) 1973-10-16 1974-10-15

Country Status (9)

Country Link
US (1) US3968382A (fr)
JP (1) JPS5065343U (fr)
BR (1) BR7408551D0 (fr)
CA (1) CA1024223A (fr)
DE (1) DE2449322C2 (fr)
FR (1) FR2247848B1 (fr)
GB (1) GB1480532A (fr)
IT (1) IT1021823B (fr)
NL (1) NL7413622A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183020A (en) * 1977-09-19 1980-01-08 Rca Corporation Amplifier with field effect and bipolar transistors
US4402029A (en) * 1979-06-15 1983-08-30 Matsushita Electric Industrial Co., Ltd. Protective circuit for output transformer-less circuit
DE2937780A1 (de) * 1979-09-19 1981-04-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektronische sicherung fuer endverstaerker mit mos-fet-endtransistoren
DE2951928C2 (de) * 1979-12-21 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Transistorgegentaktendstufe
US4706159A (en) * 1985-03-12 1987-11-10 Pitney Bowes Inc. Multiple power supply overcurrent protection circuit
DE3788036D1 (de) * 1986-10-09 1993-12-09 Monroe Electronics Inc Kontaktlose Spannungsmesseinrichtung.
US5805713A (en) * 1992-07-20 1998-09-08 Pritchard; Eric K. Solid state circuit for emulating push-pull tube amplifier
US5745587A (en) * 1995-06-07 1998-04-28 Bausch & Lomb Incorporated Hearing aid amplifier circuitry
JP4568046B2 (ja) * 2004-07-13 2010-10-27 三洋電機株式会社 出力回路
TWI463792B (zh) * 2009-10-29 2014-12-01 Novatek Microelectronics Corp 具有過衝抑制功能的放大電路
US9837967B2 (en) * 2009-10-29 2017-12-05 Novatek Microelectronics Corp. Amplifier circuit with overshoot suppression
JP6611619B2 (ja) * 2016-01-12 2019-11-27 アルパイン株式会社 電源変動検出装置及び処理システム
CN108832900A (zh) * 2018-05-31 2018-11-16 北京集创北方科技股份有限公司 运算放大电路及其过流保护方法
CN112803515B (zh) * 2020-12-28 2024-03-26 中天储能科技有限公司 保护电路及具有该保护电路的电池管理系统

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435257A (en) * 1965-05-17 1969-03-25 Burroughs Corp Threshold biased control circuit for trailing edge triggered flip-flops
US3359503A (en) * 1965-05-18 1967-12-19 Motorola Inc High gain amplifier employing cascaded opposite conductivity field effect transistors
US3469203A (en) * 1965-08-20 1969-09-23 Rca Corp Amplifier control system
US3441864A (en) * 1966-02-07 1969-04-29 Tld Inc Transistor amplifier protective circuits
US3536958A (en) * 1967-12-05 1970-10-27 Rca Corp Amplifier protection circuit
US3508162A (en) * 1968-06-05 1970-04-21 Hewlett Packard Co Means for limiting current in a power supply amplifier
US3569849A (en) * 1968-06-11 1971-03-09 Beta Instr Corp Deflection amplifer
US3512100A (en) * 1968-07-03 1970-05-12 Intern Research Products Inc Audio frequency amplification circuit
US3668545A (en) * 1969-11-03 1972-06-06 Scott Inc H H Apparatus for amplifier protection
JPS5027344B1 (fr) * 1970-03-26 1975-09-06
US3801858A (en) * 1972-10-10 1974-04-02 Environmental Res Corp Direct draw amplifier for magnetic deflection cathode ray tubes

Also Published As

Publication number Publication date
IT1021823B (it) 1978-02-20
DE2449322C2 (de) 1985-07-18
CA1024223A (fr) 1978-01-10
BR7408551D0 (pt) 1975-08-05
DE2449322A1 (de) 1975-04-17
FR2247848A1 (fr) 1975-05-09
US3968382A (en) 1976-07-06
AU7422774A (en) 1976-04-15
GB1480532A (en) 1977-07-20
NL7413622A (nl) 1975-04-18
JPS5065343U (fr) 1975-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse