FR2144267A5 - - Google Patents

Info

Publication number
FR2144267A5
FR2144267A5 FR7221504A FR7221504A FR2144267A5 FR 2144267 A5 FR2144267 A5 FR 2144267A5 FR 7221504 A FR7221504 A FR 7221504A FR 7221504 A FR7221504 A FR 7221504A FR 2144267 A5 FR2144267 A5 FR 2144267A5
Authority
FR
France
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
FR7221504A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR2144267A5 publication Critical patent/FR2144267A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/062—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM]
    • H04B14/064—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using delta modulation or one-bit differential modulation [1DPCM] with adaptive feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR7221504A 1971-06-30 1972-06-08 Expired FR2144267A5 (esLanguage)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15831371A 1971-06-30 1971-06-30

Publications (1)

Publication Number Publication Date
FR2144267A5 true FR2144267A5 (esLanguage) 1973-02-09

Family

ID=22567546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7221504A Expired FR2144267A5 (esLanguage) 1971-06-30 1972-06-08

Country Status (4)

Country Link
US (1) US3727005A (esLanguage)
DE (1) DE2225977A1 (esLanguage)
FR (1) FR2144267A5 (esLanguage)
GB (1) GB1363594A (esLanguage)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301131A1 (fr) * 1975-02-17 1976-09-10 Trt Telecom Radio Electr Systeme
EP0085625A3 (en) * 1982-01-29 1985-05-15 FAIRCHILD CAMERA & INSTRUMENT CORPORATION Filtering and frequency detection circuits for delta modulated signals

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL155997B (nl) * 1972-06-24 1978-02-15 Philips Nv Overdrachtsstelsel.
GB1444804A (en) * 1973-07-05 1976-08-04 Standard Telephones Cables Ltd Telecommunication systems
US4042921A (en) * 1973-12-11 1977-08-16 L.M. Ericsson Pty Ltd. Digital encoder/decoder
US4087677A (en) * 1976-09-29 1978-05-02 International Telephone & Telegraph Corporation Digital PSK modem
US4384170A (en) * 1977-01-21 1983-05-17 Forrest S. Mozer Method and apparatus for speech synthesizing
DE2729633C3 (de) * 1977-06-30 1983-11-03 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung in einem Nachrichtenübertragungssystem mit Deltamodulation
SE404982B (sv) * 1977-12-22 1978-11-06 Ericsson Telefon Ab L M Sett och anordning for att i en telefonianleggning overfora digital information
US4581746A (en) * 1983-12-27 1986-04-08 At&T Bell Laboratories Technique for insertion of digital data bursts into an adaptively encoded information bit stream
DE3511430A1 (de) * 1985-03-29 1986-10-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur synchronisierung der empfangseinrichtungen in einem digitalen multiplex-uebertragungssystem
GB2199455A (en) * 1986-08-11 1988-07-06 George Oscar Lernout System for analogue/digital/analogue conversion
US5083643A (en) * 1989-10-10 1992-01-28 Abex Corporation Noise abating brake shoe
US5407036A (en) * 1989-10-10 1995-04-18 Abex Corporation Noise abating brake shoe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3359372A (en) * 1967-12-19 De burro
US3491206A (en) * 1967-03-13 1970-01-20 Bendix Corp Tone-free multiplexing system using a delta modulator
FR1596576A (esLanguage) * 1968-09-13 1970-07-31
US3586781A (en) * 1970-05-19 1971-06-22 Technology Uk Telecommunication apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301131A1 (fr) * 1975-02-17 1976-09-10 Trt Telecom Radio Electr Systeme
EP0085625A3 (en) * 1982-01-29 1985-05-15 FAIRCHILD CAMERA & INSTRUMENT CORPORATION Filtering and frequency detection circuits for delta modulated signals

Also Published As

Publication number Publication date
DE2225977A1 (de) 1973-01-18
US3727005A (en) 1973-04-10
GB1363594A (en) 1974-08-14

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Legal Events

Date Code Title Description
ST Notification of lapse