DE69623896T2 - Digitaler Frequenzdemodulator - Google Patents

Digitaler Frequenzdemodulator

Info

Publication number
DE69623896T2
DE69623896T2 DE69623896T DE69623896T DE69623896T2 DE 69623896 T2 DE69623896 T2 DE 69623896T2 DE 69623896 T DE69623896 T DE 69623896T DE 69623896 T DE69623896 T DE 69623896T DE 69623896 T2 DE69623896 T2 DE 69623896T2
Authority
DE
Germany
Prior art keywords
digital frequency
frequency demodulator
demodulator
digital
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
DE69623896T
Other languages
English (en)
Other versions
DE69623896D1 (de
Inventor
Yves Robert Pierre Je Guiffant
Joel Marc Vanoli
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.)
Safran Transmission Systems SAS
Original Assignee
SNECMA Moteurs SA
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 SNECMA Moteurs SA filed Critical SNECMA Moteurs SA
Publication of DE69623896D1 publication Critical patent/DE69623896D1/de
Application granted granted Critical
Publication of DE69623896T2 publication Critical patent/DE69623896T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/156—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width
    • H04L27/1563—Demodulator circuits; Receiver circuits with demodulation using temporal properties of the received signal, e.g. detecting pulse width using transition or level detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69623896T 1995-08-30 1996-08-29 Digitaler Frequenzdemodulator Expired - Lifetime DE69623896T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9510198A FR2738423B1 (fr) 1995-08-30 1995-08-30 Demodulateur de frequence numerique

Publications (2)

Publication Number Publication Date
DE69623896D1 DE69623896D1 (de) 2002-10-31
DE69623896T2 true DE69623896T2 (de) 2003-05-28

Family

ID=9482152

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623896T Expired - Lifetime DE69623896T2 (de) 1995-08-30 1996-08-29 Digitaler Frequenzdemodulator

Country Status (5)

Country Link
US (1) US5818881A (de)
EP (1) EP0762628B1 (de)
JP (1) JP3272963B2 (de)
DE (1) DE69623896T2 (de)
FR (1) FR2738423B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1188452A (ja) * 1997-09-02 1999-03-30 Uniden Corp 受信装置および受信信号の復調方法
FR2773933B1 (fr) * 1998-01-21 2000-03-03 Sgs Thomson Microelectronics Dispositif de demodulation d'un signal binaire module en phase par impulsions codees
FR2784256B1 (fr) * 1998-10-02 2002-12-06 Faure Res Demodulateur numerique, et son procede de demodulation d'un signal module par deplacement de frequence
JP3179429B2 (ja) * 1999-01-29 2001-06-25 日本電気アイシーマイコンシステム株式会社 周波数測定用テスト回路及びそれを備えた半導体集積回路
GB2352373B (en) * 1999-06-11 2004-02-18 Ibm PLL substitution by time measurement
JP2002335292A (ja) * 2001-05-08 2002-11-22 Nec Microsystems Ltd Ｆｓｋ復調方法及びシステム
FR2825205A1 (fr) * 2001-05-23 2002-11-29 St Microelectronics Sa Recepteur de signaux modules en frequence avec demodulateur numerique
US6639459B1 (en) * 2002-04-25 2003-10-28 Celio Semiconductor Corporation Demodulator using digital circuitry
JP4519599B2 (ja) * 2004-10-07 2010-08-04 株式会社半導体エネルギー研究所 半導体装置
US7816979B2 (en) * 2007-10-16 2010-10-19 On Semiconductor Trading Ltd. Configurable demodulator and demodulation method
WO2009145516A2 (ko) * 2008-05-29 2009-12-03 에스케이텔레콤 주식회사 디지털 고주파 처리 기술을 이용한 근거리 무선 신호 송/수신장치 및 방법
KR101617013B1 (ko) * 2008-09-30 2016-04-29 가부시키가이샤 한도오따이 에네루기 켄큐쇼 반도체 장치
DE102010046880A1 (de) * 2010-09-29 2012-03-29 Phoenix Contact Gmbh & Co. Kg Verfahren und Anordnung zur Frequenzbestimmung
FR3044098B1 (fr) 2015-11-19 2017-12-22 St Microelectronics Sa Procede et dispositif de mesure de la frequence d'un signal
IT201600111351A1 (it) * 2016-11-04 2018-05-04 St Microelectronics Des & Appl Procedimento per rivelare segnali con modulazione fsk, circuito, dispositivo e prodotto informatico corrispondenti

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2228069C3 (de) * 1972-06-09 1979-07-26 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Einrichtung zur Unterdrückung von Störungen bei frequenzmodulierten Signalen
DE2928976A1 (de) * 1979-07-18 1981-02-12 Standard Elektrik Lorenz Ag Demodulator fuer frequenzumgetastete signale
JPS57184356A (en) * 1981-05-08 1982-11-13 Seiko Epson Corp Fsk demodulating circuit
US4470296A (en) * 1981-12-28 1984-09-11 Nissan Motor Company, Limited Fuel gauge for an automotive vehicle
US4574247A (en) * 1984-05-21 1986-03-04 Multi-Elmac Company FM Signal demodulator
DE3572279D1 (en) * 1984-09-20 1989-09-14 Siemens Ag Circuit arrangement for demodulating a binary fm signal
US5311556A (en) * 1991-08-30 1994-05-10 Elsag International B.V. Digital FSK transmitter receiver and method of operating same
GB2264614B (en) * 1992-02-20 1996-03-20 Motorola Israel Ltd FSK demodulator
US5550505A (en) * 1994-12-30 1996-08-27 General Electric Company Frequency shift keying (FSK) demodulator for use in low signal-to-noise ratio environments
US5483193A (en) * 1995-03-24 1996-01-09 Ford Motor Company Circuit for demodulating FSK signals

Also Published As

Publication number Publication date
JP3272963B2 (ja) 2002-04-08
US5818881A (en) 1998-10-06
DE69623896D1 (de) 2002-10-31
EP0762628A1 (de) 1997-03-12
JPH09153742A (ja) 1997-06-10
FR2738423B1 (fr) 1997-09-26
EP0762628B1 (de) 2002-09-25
FR2738423A1 (fr) 1997-03-07

Similar Documents

Publication Publication Date Title
DE69634471D1 (de) Frequenzdemodulator
DE69840313D1 (de) Digitales Filter
DE69734927D1 (de) Digitalsignalverarbeitung
DE69728385D1 (de) Digitalaufzeichnungsverfahren
DE69730418D1 (de) Digitaler empfänger
ATA135797A (de) Rekursives digitales filter
DE69616022D1 (de) Frequenzsynthetisierer
DE69511195D1 (de) Digitaler Fernsehempfänger
FR2765428B1 (fr) Demodulateur numerique
DE69623896D1 (de) Digitaler Frequenzdemodulator
DE69528934T2 (de) FM-Empfänger
DE69533374D1 (de) Digitaler Fernsehempfänger
DE69519063D1 (de) Digitales Kopiergerät
BR9611785A (pt) Demodulador digital
DE69614415D1 (de) PLL-FM-Demodulator
NO965567L (no) Digital senter-linjefilter
DE69534154D1 (de) Empfänger
DE69708160D1 (de) Digitale addierschaltung
DE69735252D1 (de) Demodulator
FI99181B (fi) Vastaanotin
DE59401661D1 (de) Digitales filter
DE69611155D1 (de) Digitales filter
DE59609450D1 (de) Digitaler Demodulator
DE69314979D1 (de) Digitaler Demodulator
DE69835101D1 (de) Digitaler Demodulator

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: HISPANO SUIZA, COLOMBRS CEDEX, FR