CH574690A5 - - Google Patents

Info

Publication number
CH574690A5
CH574690A5 CH517074A CH517074A CH574690A5 CH 574690 A5 CH574690 A5 CH 574690A5 CH 517074 A CH517074 A CH 517074A CH 517074 A CH517074 A CH 517074A CH 574690 A5 CH574690 A5 CH 574690A5
Authority
CH
Switzerland
Application number
CH517074A
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH574690A5 publication Critical patent/CH574690A5/xx

Links

Classifications

    • 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
    • H04L27/12—Modulator circuits; Transmitter circuits
    • H04L27/122—Modulator circuits; Transmitter circuits using digital generation of carrier signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CH517074A 1973-04-13 1974-04-11 CH574690A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO1544/73A NO133170C (fr) 1973-04-13 1973-04-13

Publications (1)

Publication Number Publication Date
CH574690A5 true CH574690A5 (fr) 1976-04-15

Family

ID=19878271

Family Applications (1)

Application Number Title Priority Date Filing Date
CH517074A CH574690A5 (fr) 1973-04-13 1974-04-11

Country Status (7)

Country Link
US (1) US3930121A (fr)
CH (1) CH574690A5 (fr)
DE (1) DE2417370A1 (fr)
ES (1) ES425145A1 (fr)
FR (1) FR2225891B1 (fr)
IT (1) IT1019604B (fr)
NO (1) NO133170C (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072857A1 (fr) * 1981-02-26 1983-03-02 Gen Electric Systeme de communication de donnees.
EP0103903A1 (fr) * 1982-09-22 1984-03-28 Hitachi, Ltd. Procédé et dispositif pour la transmission de données numériques

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153876A (en) * 1977-04-27 1979-05-08 Texas Instruments Incorporated Charge transfer device radio system
FR2399763A1 (fr) * 1977-08-03 1979-03-02 Trt Telecom Radio Electr Dispositif numerique pour diviser la frequence d'echantillonnage dans un signal code au moyen de la modulation delta
US4156867A (en) * 1977-09-06 1979-05-29 Motorola, Inc. Data communication system with random and burst error protection and correction
US4307381A (en) * 1977-11-04 1981-12-22 Discovision Associates Method and means for encoding and decoding digital data
FR2432246A1 (fr) * 1978-07-26 1980-02-22 Cit Alcatel Procede et circuit de decodage d'un signal binaire code en cmi
US4414675A (en) * 1981-08-05 1983-11-08 Motorola, Inc. MSK and OK-QPSK signal demodulator
US4527275A (en) * 1982-02-12 1985-07-02 Arinc Research Corporation Correlation data communications system
US4569060A (en) * 1983-08-31 1986-02-04 General Signal Corporation FSK Coding method and apparatus involving multiples and submultiples of a given frequency
US4528675A (en) * 1983-08-31 1985-07-09 General Signal Corporation FSK modem for bidirectional loop communications system
NL8402319A (nl) * 1984-07-23 1986-02-17 Philips Nv Inrichting voor het genereren van een hoekgemoduleerd draaggolfsignaal van constante amplitude in responsie op datasignalen.
US4669095A (en) * 1985-09-27 1987-05-26 Motorola, Inc. Maximum distance from zero crossing MSK demodulator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165583A (en) * 1960-11-21 1965-01-12 Bell Telephone Labor Inc Two-tone transmission system for digital data
US3102238A (en) * 1961-11-13 1963-08-27 Collins Radio Co Encoder with one frequency indicating one binary logic state and another frequency indicating other state
US3454718A (en) * 1966-10-03 1969-07-08 Xerox Corp Fsk transmitter with transmission of the same number of cycles of each carrier frequency

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072857A1 (fr) * 1981-02-26 1983-03-02 Gen Electric Systeme de communication de donnees.
EP0072857B1 (fr) * 1981-02-26 1989-05-10 General Electric Company Systeme de communication de donnees
EP0103903A1 (fr) * 1982-09-22 1984-03-28 Hitachi, Ltd. Procédé et dispositif pour la transmission de données numériques

Also Published As

Publication number Publication date
IT1019604B (it) 1977-11-30
NO133170C (fr) 1976-03-17
FR2225891B1 (fr) 1980-06-27
NO133170B (fr) 1975-12-08
DE2417370A1 (de) 1974-10-31
US3930121A (en) 1975-12-30
ES425145A1 (es) 1976-06-16
FR2225891A1 (fr) 1974-11-08

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Legal Events

Date Code Title Description
PL Patent ceased