BE791371A - Demodulateur numerique pour systeme de transmission de donnees a modulation de phase - Google Patents

Demodulateur numerique pour systeme de transmission de donnees a modulation de phase

Info

Publication number
BE791371A
BE791371A BE791371DA BE791371A BE 791371 A BE791371 A BE 791371A BE 791371D A BE791371D A BE 791371DA BE 791371 A BE791371 A BE 791371A
Authority
BE
Belgium
Prior art keywords
data transmission
transmission system
phase modulation
modulation data
digital demodulator
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
H C Schroeder
J R Sheehan
Original Assignee
Western Electric Co
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.)
Publication date
Publication of BE791371A publication Critical patent/BE791371A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2335—Demodulator circuits; Receiver circuits using non-coherent demodulation using temporal properties of the received signal
    • H04L27/2337—Demodulator circuits; Receiver circuits using non-coherent demodulation using temporal properties of the received signal using digital techniques to measure the time between zero-crossings

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
BE791371D 1971-11-17 Demodulateur numerique pour systeme de transmission de donnees a modulation de phase BE791371A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19969471A 1971-11-17 1971-11-17

Publications (1)

Publication Number Publication Date
BE791371A true BE791371A (fr) 1973-03-01

Family

ID=22738626

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791371D BE791371A (fr) 1971-11-17 Demodulateur numerique pour systeme de transmission de donnees a modulation de phase

Country Status (11)

Country Link
US (1) US3746995A (xx)
JP (1) JPS5331348B2 (xx)
AU (1) AU470551B2 (xx)
BE (1) BE791371A (xx)
CA (1) CA996204A (xx)
DE (1) DE2255881C3 (xx)
FR (1) FR2161681A5 (xx)
GB (1) GB1410476A (xx)
IT (1) IT975749B (xx)
NL (1) NL161015C (xx)
SE (1) SE376138B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI53904C (fi) * 1972-03-17 1978-08-10 Nokia Oy Ab Foerfarande foer demodulering av en differentialt fasmodulerad signal
JPS5097268A (xx) * 1973-12-25 1975-08-02
US3938052A (en) * 1974-05-09 1976-02-10 Teletype Corporation Digital demodulator for phase-modulated waveforms
US3956623A (en) * 1974-10-21 1976-05-11 Gte Automatic Electric Laboratories Incorporated Digital phase detector
US4382297A (en) * 1980-10-24 1983-05-03 Bell Telephone Laboratories, Incorporated Demultiplex receiver apparatus
US4541105A (en) * 1984-03-23 1985-09-10 Sundstrand Data Control, Inc. Counting apparatus and method for frequency sampling
US4575684A (en) * 1985-02-22 1986-03-11 Honeywell Inc. Differential phase shift keying receiver
US4605903A (en) * 1985-11-07 1986-08-12 Motorola, Inc. FSK demodulator with high noise immunity digital phase detector
US6827649B2 (en) * 2003-03-12 2004-12-07 American Axle & Manufacturing, Inc. Universal joint with friction fit and bearing cup retainer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401339A (en) * 1965-08-18 1968-09-10 Sylvania Electric Prod Bit synchronization of dpsk data transmission system
DE1512260C3 (de) * 1966-04-01 1974-02-14 International Business Machines Corp., Armonk, N.Y. (V.St.A.) Verfahren und Einrichtung zur Datenübertragung durch Puls-Phasen-Modulation
US3571712A (en) * 1969-07-30 1971-03-23 Ibm Digital fsk/psk detector
US3633956A (en) * 1970-02-11 1972-01-11 Heber K Angell Adjustable locking rim for shipping containers

Also Published As

Publication number Publication date
FR2161681A5 (xx) 1973-07-06
SE376138B (xx) 1975-05-05
JPS5331348B2 (xx) 1978-09-01
GB1410476A (en) 1975-10-15
NL161015B (nl) 1979-07-16
AU4881072A (en) 1974-05-16
IT975749B (it) 1974-08-10
JPS4863663A (xx) 1973-09-04
AU470551B2 (en) 1976-03-18
DE2255881B2 (de) 1975-01-09
NL161015C (nl) 1979-12-17
DE2255881C3 (de) 1980-01-03
CA996204A (en) 1976-08-31
US3746995A (en) 1973-07-17
DE2255881A1 (de) 1973-05-24
NL7215518A (xx) 1973-05-21

Similar Documents

Publication Publication Date Title
FR2280142A1 (fr) Interface pour systeme de transmission de donnees
CA997457A (en) Digital data communication system
FR2286434A1 (fr) Systeme de transmission de donnees
BE756262A (fr) Modulateur pour la transmission de donnees
IL38327A (en) Optical data transmission system
NO136125C (no) Kryptografisk system for sifrering av digitale data.
BE791373A (fr) Egaliseur automatique pour systeme de transmission de donnees amodulation de phase
CA982273A (en) Synchronizing arrangement for digital data transmission systems
BE783545A (fr) Systeme de transmission de donnees correcteur d'erreurs
AU469002B2 (en) System for synchronous data transmission through a digital transmission channel
FR2295649A1 (fr) Egaliseur de ligne autoadaptatif pour systeme de transmission de donnees
BE814171A (fr) Systeme de transmission de donnees
BE771562A (fr) Central de commutation pour un reseau de transmission de donnees
BE791371A (fr) Demodulateur numerique pour systeme de transmission de donnees a modulation de phase
IT1044031B (it) Impianto per la trasmissione digitale di dati
NL7505673A (nl) Digitaal informatietransmissiestelsel.
BE772227A (fr) Systeme de multiplexage-demultiplexage pour canaux telegraphiques ou detransmission de donnees
BE778588A (fr) Systeme de transmission pour signaux stereophoniques
BE779541A (fr) Systeme pour la lecture automatique de signes
BE812273A (fr) Systeme de transmission de donnees
BE801644A (fr) Selecteur automatique de correcteur de ligne pour transmission de donnees
FR2280243A1 (fr) Demodulateur de frequence pour un systeme de transmission de donnees par deplacement de frequence
CA942425A (en) Digital frequency-shift modulator using a read-only-memory
FR2330226A1 (fr) Repeteur pour systeme a lignes de transmission de donnees numeriques
BE773592A (fr) Recepteur pour transmission de donnees

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19881130