JPS5895409A - 周波数変調信号の復調方法および装置 - Google Patents

周波数変調信号の復調方法および装置

Info

Publication number
JPS5895409A
JPS5895409A JP57201801A JP20180182A JPS5895409A JP S5895409 A JPS5895409 A JP S5895409A JP 57201801 A JP57201801 A JP 57201801A JP 20180182 A JP20180182 A JP 20180182A JP S5895409 A JPS5895409 A JP S5895409A
Authority
JP
Japan
Prior art keywords
signal
vector
samples
demodulated
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.)
Granted
Application number
JP57201801A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0235483B2 (US20030053551A1-20030320-M00002.png
Inventor
ウオルフガング・ハウスマン
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.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
Siemens AG
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 Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Publication of JPS5895409A publication Critical patent/JPS5895409A/ja
Publication of JPH0235483B2 publication Critical patent/JPH0235483B2/ja
Granted 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
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/006—Signal sampling
    • H03D2200/0062—Computation of input samples, e.g. successive samples

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Processing Of Color Television Signals (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP57201801A 1981-11-19 1982-11-17 周波数変調信号の復調方法および装置 Granted JPS5895409A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813145919 DE3145919A1 (de) 1981-11-19 1981-11-19 Verfahren und anordnung zum demodulieren zeitdiskreter frequenzmodulierter signale
DE3145919.6 1981-11-19

Publications (2)

Publication Number Publication Date
JPS5895409A true JPS5895409A (ja) 1983-06-07
JPH0235483B2 JPH0235483B2 (US20030053551A1-20030320-M00002.png) 1990-08-10

Family

ID=6146744

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57201801A Granted JPS5895409A (ja) 1981-11-19 1982-11-17 周波数変調信号の復調方法および装置

Country Status (5)

Country Link
US (1) US4567442A (US20030053551A1-20030320-M00002.png)
EP (1) EP0080157B1 (US20030053551A1-20030320-M00002.png)
JP (1) JPS5895409A (US20030053551A1-20030320-M00002.png)
AT (1) ATE62772T1 (US20030053551A1-20030320-M00002.png)
DE (2) DE3145919A1 (US20030053551A1-20030320-M00002.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3212054A1 (de) * 1982-04-01 1983-10-06 Blaupunkt Werke Gmbh Digitaler demodulator
DE3275448D1 (en) * 1982-11-26 1987-03-19 Itt Ind Gmbh Deutsche Digital fm demodulation circuit
US4547737A (en) * 1983-07-29 1985-10-15 Rca Corporation Demodulator of sampled data FM signals from sets of four successive samples
DE3438370C1 (de) * 1984-10-19 1986-04-03 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren zur Demodulation eines frequenzmodulierten Datensignals
FR2583938A1 (fr) * 1985-06-21 1986-12-26 Labo Electronique Physique Filtre numerique de quadrature et demodulateur de signal numerique module en frequence comprenant un tel filtre
GB8704871D0 (en) * 1987-02-27 1988-04-27 British Aerospace Digital signal demodulation
EP0310796A1 (de) * 1987-10-08 1989-04-12 BBC Brown Boveri AG Verfahren zur Demodulation eines FM-Signals
US4922206A (en) * 1989-06-28 1990-05-01 Rockwell International Corporation Method of demodulation using split delay line
US5270666A (en) * 1989-12-22 1993-12-14 Nokia Mobile Phones, Ltd. Method and circuitry for demodulation of angle modulated signals by measuring cycle time
JP2581306B2 (ja) * 1990-11-24 1997-02-12 日本電気株式会社 ディジタル方式直交位相検波回路
JP3025384B2 (ja) * 1993-01-13 2000-03-27 シャープ株式会社 デジタルｆｍ復調装置
FR2752503B1 (fr) * 1996-07-24 1999-02-05 Philips Electronics Nv Decodage secam
FR2876517B1 (fr) * 2004-10-08 2009-04-10 Groupe Ecoles Telecomm Demodulateur et modulateur-demodulateur par conversion directe de frequence

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1328834A (en) * 1970-01-02 1973-09-05 Texas Instruments Inc Determination of the shape of analog waveforms
JPS531125B2 (US20030053551A1-20030320-M00002.png) * 1973-11-17 1978-01-14
JPS5341162A (en) * 1976-09-28 1978-04-14 Nippon Telegr & Teleph Corp <Ntt> Demodulation system for phase continuous frequency shift keying modulation signal
JPS5527753A (en) * 1978-08-21 1980-02-28 Nippon Telegr & Teleph Corp <Ntt> Demodulation system for digital fm signal
FR2469824A1 (fr) * 1979-11-14 1981-05-22 Thomson Csf Procede de demodulation d'un signal module en frequence et demodulateurs mettant en oeuvre ce procede
DE3030853A1 (de) * 1980-08-14 1982-03-11 Siemens AG, 1000 Berlin und 8000 München Verfahren und schaltungsanordnung zum demodulieren zeitdiskreter frequenzmodulierter signale
US4431916A (en) * 1981-05-20 1984-02-14 International Telephone And Telegraph Corporation Optical data bus receiver with signal waveform restoring means

Also Published As

Publication number Publication date
JPH0235483B2 (US20030053551A1-20030320-M00002.png) 1990-08-10
DE3280324D1 (de) 1991-05-23
EP0080157B1 (de) 1991-04-17
US4567442A (en) 1986-01-28
ATE62772T1 (de) 1991-05-15
DE3145919A1 (de) 1983-05-26
EP0080157A2 (de) 1983-06-01
EP0080157A3 (en) 1985-10-30

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