DE69521981T2 - Vorspannungsschaltung für Leistungsstufe mit verbessertem Wirkungsgrad und verbesserter Stabilität - Google Patents

Vorspannungsschaltung für Leistungsstufe mit verbessertem Wirkungsgrad und verbesserter Stabilität

Info

Publication number
DE69521981T2
DE69521981T2 DE69521981T DE69521981T DE69521981T2 DE 69521981 T2 DE69521981 T2 DE 69521981T2 DE 69521981 T DE69521981 T DE 69521981T DE 69521981 T DE69521981 T DE 69521981T DE 69521981 T2 DE69521981 T2 DE 69521981T2
Authority
DE
Germany
Prior art keywords
stability
power level
bias circuit
improved efficiency
efficiency
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
DE69521981T
Other languages
English (en)
Other versions
DE69521981D1 (de
Inventor
Charles Michael White
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.)
Technicolor USA Inc
Original Assignee
Thomson Consumer Electronics Inc
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 Thomson Consumer Electronics Inc filed Critical Thomson Consumer Electronics Inc
Publication of DE69521981D1 publication Critical patent/DE69521981D1/de
Application granted granted Critical
Publication of DE69521981T2 publication Critical patent/DE69521981T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
    • 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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/307—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in push-pull amplifiers
    • 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
    • H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
    • 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
    • H03F3/3069—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output
    • H03F3/3076—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the emitters of complementary power transistors being connected to the output with symmetrical driving of the end stage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/32—Velocity varied in dependence upon picture information

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Details Of Television Scanning (AREA)
DE69521981T 1994-12-28 1995-12-19 Vorspannungsschaltung für Leistungsstufe mit verbessertem Wirkungsgrad und verbesserter Stabilität Expired - Fee Related DE69521981T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/366,295 US5534810A (en) 1994-12-28 1994-12-28 Power stage bias circuit with improved efficiency and stability

Publications (2)

Publication Number Publication Date
DE69521981D1 DE69521981D1 (de) 2001-09-06
DE69521981T2 true DE69521981T2 (de) 2001-11-15

Family

ID=23442449

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69521981T Expired - Fee Related DE69521981T2 (de) 1994-12-28 1995-12-19 Vorspannungsschaltung für Leistungsstufe mit verbessertem Wirkungsgrad und verbesserter Stabilität

Country Status (11)

Country Link
US (1) US5534810A (de)
EP (1) EP0720354B1 (de)
JP (1) JP4064475B2 (de)
KR (1) KR100405223B1 (de)
CN (1) CN1132434A (de)
AU (1) AU693293B2 (de)
DE (1) DE69521981T2 (de)
MY (1) MY114411A (de)
PT (1) PT720354E (de)
SG (1) SG41965A1 (de)
TW (1) TW421911B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19628131C2 (de) * 1996-07-12 2003-07-17 Semikron Elektronik Gmbh Gatespannungsbegrenzung für eine Schaltungsanordnung
US6054898A (en) * 1996-08-30 2000-04-25 Kabushiki Kaisha Kenwood Semiconductor device having SEPP connected NPN and PNP transistors
FR2813439B1 (fr) * 2000-08-30 2003-01-31 St Microelectronics Sa Circuit integre muni d'une protection contre les decharges electrostatiques
US6703883B2 (en) * 2001-03-29 2004-03-09 Koninklijke Philips Electronics N.V. Low current clock sensor
US7750687B2 (en) * 2006-10-11 2010-07-06 Infineon Technologies Ag Circuit arrangement comprising a level shifter and method
CN101540603A (zh) * 2008-03-21 2009-09-23 意法半导体研发（上海）有限公司 用于高频信号的功效推挽式缓冲电路、系统和方法
US8149023B2 (en) * 2009-10-21 2012-04-03 Qualcomm Incorporated RF buffer circuit with dynamic biasing
US8415988B2 (en) * 2010-07-29 2013-04-09 Truesense Imaging, Inc. Clock driver for a capacitance clock input
CN103048852A (zh) * 2012-12-14 2013-04-17 广东安居宝数码科技股份有限公司 移动滤光片切换驱动电路
EP2779456B1 (de) * 2013-03-15 2018-08-29 Dialog Semiconductor B.V. Verfahren zur Verringerung des Übersteuerungsbedarfs bei MOS-Schaltung und Logikschaltung
JP6509621B2 (ja) * 2015-04-22 2019-05-08 ルネサスエレクトロニクス株式会社 半導体装置
TWI692203B (zh) * 2017-05-26 2020-04-21 新唐科技股份有限公司 位準轉換電路
JP6945717B2 (ja) * 2017-08-02 2021-10-06 エイブイエックス コーポレイション 伝送線路バイアス抵抗器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5072300A (en) * 1990-08-02 1991-12-10 Thomson Consumer Electronics, Inc. Beam scan velocity modulation apparatus with disabling circuit
GB9205295D0 (en) * 1992-03-11 1992-04-22 Jones Keith Controlling amplifiers

Also Published As

Publication number Publication date
MY114411A (en) 2002-10-31
AU4074195A (en) 1996-07-04
EP0720354A2 (de) 1996-07-03
DE69521981D1 (de) 2001-09-06
PT720354E (pt) 2002-01-30
EP0720354A3 (de) 1998-12-09
CN1132434A (zh) 1996-10-02
JPH08294018A (ja) 1996-11-05
EP0720354B1 (de) 2001-08-01
KR100405223B1 (ko) 2004-02-25
TW421911B (en) 2001-02-11
KR960028191A (ko) 1996-07-22
SG41965A1 (en) 1997-08-15
JP4064475B2 (ja) 2008-03-19
AU693293B2 (en) 1998-06-25
US5534810A (en) 1996-07-09

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee