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FR1365631A - Method and installation for transmitting telegraph signals - Google Patents

Method and installation for transmitting telegraph signals

Info

Publication number
FR1365631A
FR1365631A FR939785A FR939785A FR1365631A FR 1365631 A FR1365631 A FR 1365631A FR 939785 A FR939785 A FR 939785A FR 939785 A FR939785 A FR 939785A FR 1365631 A FR1365631 A FR 1365631A
Authority
FR
France
Prior art keywords
installation
telegraph signals
transmitting telegraph
transmitting
signals
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
Application number
FR939785A
Other languages
French (fr)
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 and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR1365631A publication Critical patent/FR1365631A/en
Expired 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
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/2057—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases with a separate carrier for each phase state
    • 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
    • H04L27/2331—Demodulator circuits; Receiver circuits using non-coherent demodulation wherein the received signal is demodulated using one or more delayed versions of itself

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)
FR939785A 1962-06-28 1963-06-28 Method and installation for transmitting telegraph signals Expired FR1365631A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES80113A DE1165657B (en) 1962-06-28 1962-06-28 Method and circuit arrangement for increasing the transmission capacity of communication channels, in particular through internal phase modulation

Publications (1)

Publication Number Publication Date
FR1365631A true FR1365631A (en) 1964-07-03

Family

ID=7508675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939785A Expired FR1365631A (en) 1962-06-28 1963-06-28 Method and installation for transmitting telegraph signals

Country Status (6)

Country Link
JP (1) JPS5244166B1 (en)
BE (1) BE634286A (en)
DE (1) DE1165657B (en)
FR (1) FR1365631A (en)
GB (1) GB1030194A (en)
NL (1) NL141341B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298552B (en) * 1967-06-29 1969-07-03 Siemens Ag Method for demodulating a phase-shift modulated carrier oscillation with clock recovery

Also Published As

Publication number Publication date
NL141341B (en) 1974-02-15
BE634286A (en) 1963-12-30
NL294645A (en) 1965-04-26
DE1165657B (en) 1964-03-19
GB1030194A (en) 1966-05-18
JPS5244166B1 (en) 1977-11-05

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