DE60216349D1 - Oszillator mit Rauschverminderungsfunktion, Schreibvorrichtung und Steuerverfahren für die Schreibvorrichtung - Google Patents

Oszillator mit Rauschverminderungsfunktion, Schreibvorrichtung und Steuerverfahren für die Schreibvorrichtung

Info

Publication number
DE60216349D1
DE60216349D1 DE60216349T DE60216349T DE60216349D1 DE 60216349 D1 DE60216349 D1 DE 60216349D1 DE 60216349 T DE60216349 T DE 60216349T DE 60216349 T DE60216349 T DE 60216349T DE 60216349 D1 DE60216349 D1 DE 60216349D1
Authority
DE
Germany
Prior art keywords
writing device
oscillator
control method
noise reduction
reduction function
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
DE60216349T
Other languages
English (en)
Other versions
DE60216349T2 (de
Inventor
Takashi Endo
Yoichi Fujii
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE60216349D1 publication Critical patent/DE60216349D1/de
Publication of DE60216349T2 publication Critical patent/DE60216349T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2215/00—Reducing interference at the transmission system level
    • H04B2215/064—Reduction of clock or synthesizer reference frequency harmonics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2215/00—Reducing interference at the transmission system level
    • H04B2215/064—Reduction of clock or synthesizer reference frequency harmonics
    • H04B2215/067—Reduction of clock or synthesizer reference frequency harmonics by modulation dispersion

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
DE60216349T 2001-04-06 2002-04-05 Oszillator mit Rauschverminderungsfunktion, Schreibvorrichtung und Steuerverfahren für die Schreibvorrichtung Expired - Lifetime DE60216349T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001108967A JP3567905B2 (ja) 2001-04-06 2001-04-06 ノイズ低減機能付き発振器、書き込み装置及び書き込み装置の制御方法
JP2001108967 2001-04-06

Publications (2)

Publication Number Publication Date
DE60216349D1 true DE60216349D1 (de) 2007-01-11
DE60216349T2 DE60216349T2 (de) 2007-04-26

Family

ID=18961012

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60216349T Expired - Lifetime DE60216349T2 (de) 2001-04-06 2002-04-05 Oszillator mit Rauschverminderungsfunktion, Schreibvorrichtung und Steuerverfahren für die Schreibvorrichtung

Country Status (5)

Country Link
US (1) US6650193B2 (de)
EP (1) EP1248394B1 (de)
JP (1) JP3567905B2 (de)
CN (1) CN1206802C (de)
DE (1) DE60216349T2 (de)

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JP4074166B2 (ja) * 2001-09-25 2008-04-09 三星電子株式会社 Ｅｍｉ低減ｐｌｌ
KR100510499B1 (ko) * 2002-12-04 2005-08-26 삼성전자주식회사 전자파 장해를 저감하는 액정 표시 장치를 구동하는스케일링 장치
DE60327900D1 (de) * 2002-12-24 2009-07-16 Fujitsu Microelectronics Ltd Taktgenerator mit spektraler Dispersion
US7254507B2 (en) * 2003-08-27 2007-08-07 Matsushita Electric Industrial Co., Ltd. Analog circuit automatic calibration system
US7434083B1 (en) * 2004-01-06 2008-10-07 Apple Inc. Method and apparatus for the generation and control of clock signals
US8095813B2 (en) * 2004-03-22 2012-01-10 Integrated Device Technology, Inc Integrated circuit systems having processor-controlled clock signal generators therein that support efficient power management
US7719371B2 (en) * 2004-03-22 2010-05-18 Integrated Device Technology, Inc. Spread spectrum clock and reference signal generator
US7167059B2 (en) * 2004-04-08 2007-01-23 Avago Technologies General Ip (Singapore) Pte. Ltd. Circuit for generating spread spectrum clock
JP2005354256A (ja) * 2004-06-09 2005-12-22 Fujitsu Ltd クロックジェネレータ、およびその制御方法
WO2006009159A1 (ja) * 2004-07-22 2006-01-26 Rohm Co., Ltd クロック生成回路および通信装置
JP4819400B2 (ja) * 2005-05-26 2011-11-24 株式会社リコー クロック生成回路のテスト回路
US7541849B2 (en) 2005-08-09 2009-06-02 Seiko Epson Corporation Phase locked circuit
JPWO2007023528A1 (ja) * 2005-08-23 2009-02-26 シアーウォーター株式会社 信号形成回路、信号形成方法及び電子機器
DE102005050147B8 (de) 2005-10-19 2008-01-24 Infineon Technologies Ag Schaltungsanordnung und Verfahren zur Verringerung elektromagnetischer Beeinflussung
JP4778872B2 (ja) * 2005-10-20 2011-09-21 パナソニック株式会社 楽音出力装置
US7643534B2 (en) 2005-10-26 2010-01-05 Kyocera Mita Corporation Clock signal controlling device
JP4240072B2 (ja) * 2006-07-07 2009-03-18 ヤマハ株式会社 スペクトラム拡散回路
US8144350B2 (en) 2007-02-15 2012-03-27 Samsung Electronics Co., Ltd. Image forming apparatus and method of controlling the same
US8218598B1 (en) * 2007-03-23 2012-07-10 Cypress Semiconductor Corporation Method to program the starting phase of the spread spectrum
WO2009013860A1 (ja) * 2007-07-23 2009-01-29 Panasonic Corporation デジタルｐｌｌ装置
US8093958B2 (en) * 2007-12-05 2012-01-10 Integrated Device Technology, Inc. Clock, frequency reference, and other reference signal generator with a controlled quality factor
US8134414B2 (en) * 2009-04-24 2012-03-13 Integrated Device Technology, Inc. Clock, frequency reference, and other reference signal generator with frequency stability over temperature variation
US8164159B1 (en) 2009-07-18 2012-04-24 Intergrated Device Technologies, inc. Semiconductor resonators with electromagnetic and environmental shielding and methods of forming same
US8578627B2 (en) * 2010-10-21 2013-11-12 Whirlpool Corporation Method and apparatus for moisture sensor noise immunity
US9495285B2 (en) 2014-09-16 2016-11-15 Integrated Device Technology, Inc. Initiating operation of a timing device using a read only memory (ROM) or a one time programmable non volatile memory (OTP NVM)
US9553570B1 (en) 2014-12-10 2017-01-24 Integrated Device Technology, Inc. Crystal-less jitter attenuator
US9369139B1 (en) 2015-02-14 2016-06-14 Integrated Device Technology, Inc. Fractional reference-injection PLL
US9336896B1 (en) 2015-03-23 2016-05-10 Integrated Device Technology, Inc. System and method for voltage regulation of one-time-programmable (OTP) memory programming voltage
US9455045B1 (en) 2015-04-20 2016-09-27 Integrated Device Technology, Inc. Controlling operation of a timing device using an OTP NVM to store timing device configurations in a RAM
US9362928B1 (en) 2015-07-08 2016-06-07 Integrated Device Technology, Inc. Low-spurious fractional N-frequency divider and method of use
US9954516B1 (en) 2015-08-19 2018-04-24 Integrated Device Technology, Inc. Timing device having multi-purpose pin with proactive function
US9590637B1 (en) 2015-08-28 2017-03-07 Integrated Device Technology, Inc. High-speed programmable frequency divider with 50% output duty cycle
US9847869B1 (en) 2015-10-23 2017-12-19 Integrated Device Technology, Inc. Frequency synthesizer with microcode control
US9614508B1 (en) 2015-12-03 2017-04-04 Integrated Device Technology, Inc. System and method for deskewing output clock signals
US10075284B1 (en) 2016-01-21 2018-09-11 Integrated Device Technology, Inc. Pulse width modulation (PWM) to align clocks across multiple separated cards within a communication system
US9852039B1 (en) 2016-02-03 2017-12-26 Integrated Device Technology, Inc Phase locked loop (PLL) timing device evaluation system and method for evaluating PLL timing devices
US9859901B1 (en) 2016-03-08 2018-01-02 Integrated Device Technology, Inc. Buffer with programmable input/output phase relationship
US9692394B1 (en) 2016-03-25 2017-06-27 Integrated Device Technology, Inc. Programmable low power high-speed current steering logic (LPHCSL) driver and method of use
US9698787B1 (en) 2016-03-28 2017-07-04 Integrated Device Technology, Inc. Integrated low voltage differential signaling (LVDS) and high-speed current steering logic (HCSL) circuit and method of use
US9581973B1 (en) 2016-03-29 2017-02-28 Integrated Device Technology, Inc. Dual mode clock using a common resonator and associated method of use
US9954541B1 (en) 2016-03-29 2018-04-24 Integrated Device Technology, Inc. Bulk acoustic wave resonator based fractional frequency synthesizer and method of use
US9654121B1 (en) 2016-06-01 2017-05-16 Integrated Device Technology, Inc. Calibration method and apparatus for phase locked loop circuit

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5631920A (en) 1993-11-29 1997-05-20 Lexmark International, Inc. Spread spectrum clock generator
US5742208A (en) * 1996-09-06 1998-04-21 Tektronix, Inc. Signal generator for generating a jitter/wander output
US6167103A (en) * 1998-10-08 2000-12-26 Lexmark International, Inc. Variable spread spectrum clock
US6175259B1 (en) * 1999-02-09 2001-01-16 Cypress Semiconductor Corp. Clock generator with programmable two-tone modulation for EMI reduction
US6404834B1 (en) * 2000-09-20 2002-06-11 Lexmark International, Inc. Segmented spectrum clock generator apparatus and method for using same

Also Published As

Publication number Publication date
US6650193B2 (en) 2003-11-18
CN1380741A (zh) 2002-11-20
DE60216349T2 (de) 2007-04-26
EP1248394A2 (de) 2002-10-09
CN1206802C (zh) 2005-06-15
EP1248394A3 (de) 2003-11-19
US20020158694A1 (en) 2002-10-31
EP1248394B1 (de) 2006-11-29
JP2002305446A (ja) 2002-10-18
JP3567905B2 (ja) 2004-09-22

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