DE69838844D1 - Digitaler phasendiskriminator basiert auf frequenzabtastung - Google Patents

Digitaler phasendiskriminator basiert auf frequenzabtastung

Info

Publication number
DE69838844D1
DE69838844D1 DE69838844T DE69838844T DE69838844D1 DE 69838844 D1 DE69838844 D1 DE 69838844D1 DE 69838844 T DE69838844 T DE 69838844T DE 69838844 T DE69838844 T DE 69838844T DE 69838844 D1 DE69838844 D1 DE 69838844D1
Authority
DE
Germany
Prior art keywords
digital
stream
clock signal
apt
frequency
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
DE69838844T
Other languages
English (en)
Other versions
DE69838844T2 (de
Inventor
Wendell Sander
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co 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
Priority claimed from US08/947,027 external-priority patent/US6219394B1/en
Priority claimed from US09/006,938 external-priority patent/US6269135B1/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69838844D1 publication Critical patent/DE69838844D1/de
Publication of DE69838844T2 publication Critical patent/DE69838844T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/005—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular
    • H03D13/006—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular and by sampling this signal by narrow pulses obtained from the second oscillation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/0045—Correction by a latch cascade

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE69838844T 1997-10-08 1998-10-08 Digitaler phasendiskriminator basiert auf frequenzabtastung Expired - Lifetime DE69838844T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US947027 1997-10-08
US08/947,027 US6219394B1 (en) 1997-10-08 1997-10-08 Digital frequency sampling and discrimination
US6938 1998-01-14
US09/006,938 US6269135B1 (en) 1998-01-14 1998-01-14 Digital phase discriminations based on frequency sampling
PCT/US1998/021377 WO1999018691A1 (en) 1997-10-08 1998-10-08 Digital phase discrimination based on frequency sampling

Publications (2)

Publication Number Publication Date
DE69838844D1 true DE69838844D1 (de) 2008-01-24
DE69838844T2 DE69838844T2 (de) 2008-12-11

Family

ID=26676267

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69838844T Expired - Lifetime DE69838844T2 (de) 1997-10-08 1998-10-08 Digitaler phasendiskriminator basiert auf frequenzabtastung

Country Status (9)

Country Link
EP (2) EP1021885B1 (de)
JP (1) JP3919066B2 (de)
KR (1) KR20010024469A (de)
CN (1) CN1286854A (de)
AT (1) ATE381167T1 (de)
AU (1) AU9692698A (de)
DE (1) DE69838844T2 (de)
TW (1) TW448669B (de)
WO (1) WO1999018691A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369190B (en) * 2000-11-21 2004-07-14 Ubinetics Ltd Method and apparatus for estimating the phase of a signal
US7027545B2 (en) * 2001-05-09 2006-04-11 Tropian, Inc. Data sampler for digital frequency/phase determination
US6792037B2 (en) 2002-02-28 2004-09-14 Interdigital Technology Corporation Apparatus and method of searching for known sequences
EP1556987B1 (de) * 2002-10-18 2007-11-21 Nxp B.V. Datenverarbeitungsvorrichtung, die eine kommunikationstaktfrequenz identifiziert
CN101217104B (zh) * 2007-01-05 2010-09-15 北京北方微电子基地设备工艺研究中心有限责任公司 一种射频匹配器的传感器的鉴相装置和方法
US7646227B2 (en) * 2007-07-20 2010-01-12 Taiwan Semiconductor Manufacturing Co., Ltd. Digital phase discriminator
CN101741324B (zh) * 2008-11-10 2012-07-25 财团法人工业技术研究院 积化和差d类功率放大器及其方法
EP2871494B1 (de) * 2013-11-08 2018-03-21 u-blox AG Phasenausrichtung zwischen Taktsignalen
FR3042877A1 (fr) * 2015-10-22 2017-04-28 Commissariat Energie Atomique Procede et dispositif de determination de la phase d'un signal periodique
CN106199187B (zh) * 2016-07-18 2018-11-13 电子科技大学 一种多音信号相对相位的测试方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3136522A1 (de) * 1981-09-15 1983-03-24 Siemens AG, 1000 Berlin und 8000 München Verfahren und anordnung zur digitalen regelung der phase des systemtaktes eines digitalen signalverarbeitungssystems
US4468794A (en) * 1982-01-11 1984-08-28 The United States Of America As Represented By The Secretary Of The Navy Digital coherent detector
US4764923A (en) * 1987-03-03 1988-08-16 Advance Micro Devices, Inc. Digital receive filter circuit
US4935942A (en) * 1989-03-16 1990-06-19 Western Digital Corporation Data sampling architecture
US5557647A (en) * 1993-01-06 1996-09-17 Kabushiki Kaisha Toshiba Baseband signal demodulator
US5513209A (en) * 1993-02-26 1996-04-30 Holm; Gunnar Resampling synchronizer of digitally sampled signals
US5664165A (en) * 1995-04-19 1997-09-02 International Business Machines Corporation Generation of a synthetic clock signal in synchronism with a high frequency clock signal and corresponding to a low frequency clock signal
US5703502A (en) * 1996-05-30 1997-12-30 Sun Microsystems, Inc. Circuitry that detects a phase difference between a first, base, clock and a second, derivative, clock derived from the base clock

Also Published As

Publication number Publication date
WO1999018691A1 (en) 1999-04-15
EP1890417A1 (de) 2008-02-20
DE69838844T2 (de) 2008-12-11
AU9692698A (en) 1999-04-27
CN1286854A (zh) 2001-03-07
KR20010024469A (ko) 2001-03-26
ATE381167T1 (de) 2007-12-15
EP1021885B1 (de) 2007-12-12
TW448669B (en) 2001-08-01
JP3919066B2 (ja) 2007-05-23
JP2003523095A (ja) 2003-07-29
EP1021885A1 (de) 2000-07-26
EP1021885A4 (de) 2005-04-06

Similar Documents

Publication Publication Date Title
Hovin et al. Delta-sigma modulators using frequency-modulated intermediate values
JP2647136B2 (ja) アナログ−デジタル変換回路
US4588981A (en) Double integration, delta-sigma, analog-digital coder
US7379005B2 (en) Apparatus and method for spectrally shaping a reference clock signal
DE69838844D1 (de) Digitaler phasendiskriminator basiert auf frequenzabtastung
DE69935173D1 (de) Im Passband arbeitender, integrierter Mehrmoden-sigma-delta-Empfänger mit Interferenzverringerung und Verfahren zur dessen Anwendung
JPH10511233A (ja) 演算増幅器のオフセット電圧に低感度のスイッチド・コンデンサ、１ビット・ディジタル／アナログ・コンバータ
JPH09510056A (ja) ディジタル論理ゲートコアを有するシグマ−デルタ変換器
EP0495328B1 (de) Sigma-Delta Wandler
EP0293780A2 (de) Analog-Digitalumsetzer mit Delta-Sigmamodulation
EP0081568B1 (de) Deltamodulationscoder
KR20010013321A (ko) 주파수 변조된 입력 또는 중간 값들을 이용한아날로그-디지탈 변환
Paulos et al. Improved signal-to-noise ratio using tri-level delta-sigma modulation
US6456950B1 (en) Method and apparatus for estimating and digitizing instantaneous frequency and phase of bandpass signals
EP1668779B1 (de) Fraktionale sequenzierungsverfahren zur offset-aufhebung in abtastdatenerfassungssystemen
KR100440455B1 (ko) 신호전송방법및신호전송장치
JPH09153806A (ja) 信号処理装置
US20020154047A1 (en) Developing a desired output sampling rate for oversampled converters
WO2003023951A3 (en) Data sampler for digital frequency/phase determination
EP0803998A3 (de) Demodulationsvorrichtung für datenmodulierte Träger
Galton Higher-order delta-sigma frequency-to-digital conversion
ATE51095T1 (de) Geraet zur signalanalyse fuer ein elektromagnetisches ueberwachungssystem und verfahren.
KR970068186A (ko) 다중-비트 신호에 더해진 부데이터를 갖는 다중-비트 신호를 1비트 신호로 변환하기 위한 신호처리장치
EP0729251A3 (de) Anordnung und Verfahren zur Datenwiedergabe mit Zeitabtastung
JP3226657B2 (ja) Δςモジュレータ

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP