DE69737344D1 - Pulsbreitenregler - Google Patents

Pulsbreitenregler

Info

Publication number
DE69737344D1
DE69737344D1 DE69737344T DE69737344T DE69737344D1 DE 69737344 D1 DE69737344 D1 DE 69737344D1 DE 69737344 T DE69737344 T DE 69737344T DE 69737344 T DE69737344 T DE 69737344T DE 69737344 D1 DE69737344 D1 DE 69737344D1
Authority
DE
Germany
Prior art keywords
pulse width
width control
control
pulse
width
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 - Lifetime
Application number
DE69737344T
Other languages
English (en)
Other versions
DE69737344T2 (de
Inventor
Tadao Inoue
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE69737344D1 publication Critical patent/DE69737344D1/de
Publication of DE69737344T2 publication Critical patent/DE69737344T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
DE69737344T 1996-11-27 1997-07-03 Pulsbreitenregler Expired - Lifetime DE69737344T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31676896A JP3557059B2 (ja) 1996-11-27 1996-11-27 パルス幅制御装置
JP31676896 1996-11-27

Publications (2)

Publication Number Publication Date
DE69737344D1 true DE69737344D1 (de) 2007-03-29
DE69737344T2 DE69737344T2 (de) 2007-10-25

Family

ID=18080717

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69737344T Expired - Lifetime DE69737344T2 (de) 1996-11-27 1997-07-03 Pulsbreitenregler

Country Status (5)

Country Link
US (1) US5914622A (de)
EP (1) EP0845863B1 (de)
JP (1) JP3557059B2 (de)
CN (1) CN1124688C (de)
DE (1) DE69737344T2 (de)

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US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
CA2334134A1 (en) * 2000-02-03 2001-08-03 Bruce F. Macbeth Afci which detects and interrupts line side arcing
US6335854B1 (en) * 2000-02-21 2002-01-01 Hughes Electronics Corporation High voltage isolated relay driver
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
ATE302504T1 (de) * 2000-04-24 2005-09-15 Huawei Tech Co Ltd Verzögerungstaktimpulsbreiteneinstellschaltung für zwischenfrequenz oder hochfrequenz
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
KR100445062B1 (ko) * 2001-11-02 2004-08-21 주식회사 하이닉스반도체 반도체메모리장치의 클럭발생회로
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
KR100516916B1 (ko) * 2003-05-22 2005-09-27 한국전자통신연구원 시간지연과 파형 변환을 이용한 펄스 발생장치 및 그방법과 그를 이용한 다중 주파수 대역폭 무선통신시스템의 송신장치
JP2005176448A (ja) * 2003-12-09 2005-06-30 Nec Yamagata Ltd Ｐｗｍ信号生成回路
TWI228849B (en) * 2004-01-14 2005-03-01 Asia Optical Co Inc Laser driver circuit for burst mode and making method thereof
CN1728551B (zh) * 2005-07-08 2010-04-07 浙江大学 一种可以调节控制脉冲的宽度的控制器
US8102720B2 (en) * 2009-02-02 2012-01-24 Qualcomm Incorporated System and method of pulse generation
JP2011160905A (ja) * 2010-02-08 2011-08-25 Panasonic Corp 炊飯器
KR101658211B1 (ko) * 2010-04-29 2016-09-21 페어차일드코리아반도체 주식회사 펄스 폭 필터
US8643514B1 (en) * 2012-08-28 2014-02-04 Texas Instruments Incorporated Method for decoding data
CN103297001B (zh) * 2013-05-17 2016-06-22 中科院微电子研究所昆山分所 一种脉冲整形电路及脉冲整形方法
CN105187036B (zh) * 2015-08-05 2018-08-03 英特格灵芯片(天津)有限公司 一种脉冲滤波电路及其方法
CN106413370A (zh) * 2016-11-17 2017-02-15 中国工程物理研究院流体物理研究所 一种抗强电磁干扰的光电隔离屏蔽盒、系统及方法
KR102544166B1 (ko) * 2018-04-19 2023-06-16 에스케이하이닉스 주식회사 펄스 폭 보상 회로 및 이를 이용하는 반도체 장치
EP3860065B9 (de) 2018-09-26 2024-02-14 Toshiba Carrier Corporation Detektionsvorrichtung
CN114688960A (zh) * 2022-03-23 2022-07-01 苏州维嘉科技股份有限公司 一种加工设备的信号处理方法及系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482826A (en) * 1982-02-16 1984-11-13 Lecroy Research Systems Corporation Programmable delay device
US4622586A (en) * 1985-04-04 1986-11-11 Rca Corporation Digital slicer having a pulse-width locked loop
JPH06291626A (ja) * 1993-04-02 1994-10-18 Fujitsu Ltd パルス幅調整回路
FR2707058B1 (de) * 1993-06-23 1995-09-15 Sgs Thomson Microelectronics
AU1726795A (en) * 1994-02-15 1995-08-29 Rambus Inc. Amplifier with active duty cycle correction
JP3691861B2 (ja) * 1994-09-14 2005-09-07 株式会社東芝 光ディスク用光パルス幅制御装置

Also Published As

Publication number Publication date
CN1124688C (zh) 2003-10-15
US5914622A (en) 1999-06-22
EP0845863B1 (de) 2007-02-14
EP0845863A3 (de) 1999-12-29
EP0845863A2 (de) 1998-06-03
CN1183675A (zh) 1998-06-03
JPH10163824A (ja) 1998-06-19
DE69737344T2 (de) 2007-10-25
JP3557059B2 (ja) 2004-08-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition