DE69114156D1 - Elektronische Einrichtung mit einer eine transformatorlose Last umfassenden integrierten Gegentaktschaltung. - Google Patents

Elektronische Einrichtung mit einer eine transformatorlose Last umfassenden integrierten Gegentaktschaltung.

Info

Publication number
DE69114156D1
DE69114156D1 DE69114156T DE69114156T DE69114156D1 DE 69114156 D1 DE69114156 D1 DE 69114156D1 DE 69114156 T DE69114156 T DE 69114156T DE 69114156 T DE69114156 T DE 69114156T DE 69114156 D1 DE69114156 D1 DE 69114156D1
Authority
DE
Germany
Prior art keywords
transformerless
load
electronic device
pull circuit
integrated push
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.)
Expired - Fee Related
Application number
DE69114156T
Other languages
English (en)
Other versions
DE69114156T2 (de
Inventor
Toshiyuki Morishige
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69114156D1 publication Critical patent/DE69114156D1/de
Application granted granted Critical
Publication of DE69114156T2 publication Critical patent/DE69114156T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52Circuit arrangements for protecting such amplifiers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H03F3/3081Duplicated single-ended push-pull arrangements, i.e. bridge circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Electronic Switches (AREA)
DE69114156T 1990-03-16 1991-03-15 Elektronische Einrichtung mit einer eine transformatorlose Last umfassenden integrierten Gegentaktschaltung. Expired - Fee Related DE69114156T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2066693A JPH0748620B2 (ja) 1990-03-16 1990-03-16 電子機器装置

Publications (2)

Publication Number Publication Date
DE69114156D1 true DE69114156D1 (de) 1995-12-07
DE69114156T2 DE69114156T2 (de) 1996-04-25

Family

ID=13323275

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69114156T Expired - Fee Related DE69114156T2 (de) 1990-03-16 1991-03-15 Elektronische Einrichtung mit einer eine transformatorlose Last umfassenden integrierten Gegentaktschaltung.

Country Status (5)

Country Link
US (1) US5233496A (de)
EP (1) EP0446945B1 (de)
JP (1) JPH0748620B2 (de)
KR (1) KR960004456B1 (de)
DE (1) DE69114156T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5719526A (en) * 1994-11-09 1998-02-17 Crest Audio, Inc. Internal load monitor for amplifier
EP0855101B1 (de) * 1996-08-09 2005-09-07 Koninklijke Philips Electronics N.V. Verstärker und verfahren zur detektion einer last
US5835322A (en) * 1997-07-07 1998-11-10 Donald E. Smith Ground fault interrupt circuit apparatus for 400-Hz aircraft electrical systems
US7034960B2 (en) * 2001-08-16 2006-04-25 Sun Chemical Corporation System and method for managing electronic transmission of color data
EP1995872A1 (de) * 2007-05-23 2008-11-26 Harman Becker Automotive Systems GmbH Testschaltung für eine Lastimpedanz
JP2010190604A (ja) * 2009-02-16 2010-09-02 Toyota Motor Corp 端子開放検出装置及び半導体装置
US8023236B2 (en) * 2009-03-18 2011-09-20 Hamilton Sundstrand Corporation Precision ground fault detection for aircraft human body protection
USD826028S1 (en) * 2017-05-30 2018-08-21 Horizon Global Americas Inc. Coupler lock
JP6603695B2 (ja) * 2017-09-15 2019-11-06 矢崎総業株式会社 異常検出装置
CN109406989B (zh) * 2018-11-12 2024-04-16 深圳和而泰小家电智能科技有限公司 一种负载回路检测方法、负载检测电路及电子设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA956576A (en) * 1972-09-06 1974-10-22 General Signal Corporation Circuit integrity checking means for audio signal circuit
US3990020A (en) * 1975-06-26 1976-11-02 Hughes Aircraft Company DC linear power amplifier
US3989908A (en) * 1975-06-26 1976-11-02 General Signal Corporation Speaker supervision in a public address system
JPS5952844B2 (ja) * 1978-08-28 1984-12-21 株式会社東芝 電力分配回路
JPS58137329A (ja) * 1982-02-10 1983-08-15 Nec Corp 入力信号線断線検出回路
JPH0614080B2 (ja) * 1984-06-26 1994-02-23 オムロン株式会社 負荷断線検出装置
US4799019A (en) * 1987-03-02 1989-01-17 Charles Cooley Electrical continuity load monitoring circuit
JPS6436109A (en) * 1987-07-30 1989-02-07 Nec Corp Power amplifier circuit
US4894605A (en) * 1988-02-24 1990-01-16 Digital Equipment Corporation Method and on-chip apparatus for continuity testing
JP2542618Y2 (ja) * 1988-08-30 1997-07-30 アルプス電気株式会社 車載用負荷状態検知駆動装置
EP0406967B1 (de) * 1989-07-06 1995-11-22 Koninklijke Philips Electronics N.V. Verstärkerschaltung

Also Published As

Publication number Publication date
EP0446945A2 (de) 1991-09-18
JPH0748620B2 (ja) 1995-05-24
KR910017734A (ko) 1991-11-05
KR960004456B1 (ko) 1996-04-06
JPH03267770A (ja) 1991-11-28
US5233496A (en) 1993-08-03
DE69114156T2 (de) 1996-04-25
EP0446945B1 (de) 1995-11-02
EP0446945A3 (en) 1992-04-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee