DE68905998T2 - Modulationsart mit linearen Phasensprüngen und konstanter Umhüllung. - Google Patents

Modulationsart mit linearen Phasensprüngen und konstanter Umhüllung.

Info

Publication number
DE68905998T2
DE68905998T2 DE1989605998 DE68905998T DE68905998T2 DE 68905998 T2 DE68905998 T2 DE 68905998T2 DE 1989605998 DE1989605998 DE 1989605998 DE 68905998 T DE68905998 T DE 68905998T DE 68905998 T2 DE68905998 T2 DE 68905998T2
Authority
DE
Germany
Prior art keywords
modulation type
linear phase
phase jumps
constant cladding
cladding
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 - Fee Related
Application number
DE1989605998
Other languages
English (en)
Other versions
DE68905998D1 (de
Inventor
Jean-Jacques Raymond Oliveau
Christian Michel Roger
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.)
Societe Anonyme de Telecommunications SAT
Original Assignee
Societe Anonyme de Telecommunications SAT
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 Societe Anonyme de Telecommunications SAT filed Critical Societe Anonyme de Telecommunications SAT
Application granted granted Critical
Publication of DE68905998D1 publication Critical patent/DE68905998D1/de
Publication of DE68905998T2 publication Critical patent/DE68905998T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2014—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes in a piecewise linear manner during each symbol period, e.g. minimum shift keying, fast frequency shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE1989605998 1988-09-20 1989-08-24 Modulationsart mit linearen Phasensprüngen und konstanter Umhüllung. Expired - Fee Related DE68905998T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8812269A FR2636796B1 (fr) 1988-09-20 1988-09-20 Modulation a sauts de phase lineaires et a enveloppe constante

Publications (2)

Publication Number Publication Date
DE68905998D1 DE68905998D1 (de) 1993-05-19
DE68905998T2 true DE68905998T2 (de) 1993-09-30

Family

ID=9370174

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989605998 Expired - Fee Related DE68905998T2 (de) 1988-09-20 1989-08-24 Modulationsart mit linearen Phasensprüngen und konstanter Umhüllung.

Country Status (3)

Country Link
EP (1) EP0369832B1 (de)
DE (1) DE68905998T2 (de)
FR (1) FR2636796B1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0817399A3 (de) * 1990-06-05 1998-10-07 Siemens Measurements Limited Abfragen in einem Zählsystem im Stromnetz
FR2824206A1 (fr) * 2001-04-27 2002-10-31 Thomson Csf Procede de generation de modulation par division de frequence suivi de mulitplication de frequence

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481489A (en) * 1981-07-02 1984-11-06 Motorola Inc. Binary signal modulating circuitry for frequency modulated transmitters
JPS5937756A (ja) * 1982-08-27 1984-03-01 Nec Corp サブキヤリアｍｓｋ変調器

Also Published As

Publication number Publication date
EP0369832A1 (de) 1990-05-23
EP0369832B1 (de) 1993-04-14
FR2636796B1 (fr) 1990-11-02
FR2636796A1 (fr) 1990-03-23
DE68905998D1 (de) 1993-05-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee