CH545560A - - Google Patents

Info

Publication number
CH545560A
CH545560A CH1562371A CH545560DA CH545560A CH 545560 A CH545560 A CH 545560A CH 1562371 A CH1562371 A CH 1562371A CH 545560D A CH545560D A CH 545560DA CH 545560 A CH545560 A CH 545560A
Authority
CH
Switzerland
Application number
CH1562371A
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 filed Critical
Publication of CH545560A publication Critical patent/CH545560A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • 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
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
CH1562371A 1971-05-06 1971-10-27 CH545560A (en])

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2416071 1971-05-06

Publications (1)

Publication Number Publication Date
CH545560A true CH545560A (en]) 1974-01-31

Family

ID=11212295

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1562371A CH545560A (en]) 1971-05-06 1971-10-27

Country Status (5)

Country Link
US (1) US3798635A (en])
CH (1) CH545560A (en])
DE (1) DE2221885C3 (en])
GB (1) GB1367413A (en])
SE (1) SE383814B (en])

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219582B1 (en]) * 1973-02-27 1979-04-20 Cit Alcatel
US3945002A (en) * 1974-10-25 1976-03-16 Bell Telephone Laboratories, Incorporated Block digital processor for use with nonuniformly encoded digital words
US4040049A (en) * 1975-10-09 1977-08-02 Bell Telephone Laboratories, Incorporated Tandem block digital processor for use with nonuniformly encoded digital data
US4046995A (en) * 1975-11-17 1977-09-06 Engineered Systems, Inc. Memory fullness indicator
DE2659512B1 (de) * 1976-12-30 1978-05-24 Wandel & Goltermann Verfahren und Schaltungsanordnung zum Erzeugen eines Digitalsignals zum Pruefen einer PCM-Endstelle
US4059729A (en) * 1976-06-09 1977-11-22 Martin Marietta Aerospace Method and system for selectively accessing multiplexed data transmission network for monitoring and testing of the network
CA1068408A (en) * 1977-03-03 1979-12-18 Northern Telecom Limited Circuit and method for digitally measuring signal levels, of pcm encoded signals
US4103108A (en) * 1977-03-04 1978-07-25 Northern Telecom Limited Circuit and method for digitally measuring signal levels of pcm encoded signals
JPS542050A (en) * 1977-06-07 1979-01-09 Nec Corp Block coding and decoding system
US4486739A (en) * 1982-06-30 1984-12-04 International Business Machines Corporation Byte oriented DC balanced (0,4) 8B/10B partitioned block transmission code
JPS5939134A (ja) * 1982-08-30 1984-03-03 Hitachi Ltd 折線伸張回路
US4544916A (en) * 1982-08-31 1985-10-01 At&T Bell Laboratories Digital code translator
EP0542976A4 (en) * 1991-06-07 1993-08-11 Australian And Overseas Telecommunications Corporation Limited Pcm monitor
JP2001511323A (ja) 1997-01-30 2001-08-07 フジツウ ネットワーク コミュニケーションズ，インコーポレイテッド 高速シリアルリンク用データ符号器／復号器
US6198413B1 (en) * 1999-07-01 2001-03-06 International Business Machines Corporation Partitioned DC balanced (0,6) 16B/18B transmission code with error correction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR962621A (en]) * 1947-03-05 1950-06-16
US3259695A (en) * 1961-11-27 1966-07-05 Nippon Electric Co Malfunction monitoring of time-division multiplex pcm equipment
US3694639A (en) * 1970-04-07 1972-09-26 Pierre A Deschenes Pulse code modulation digital compandor

Also Published As

Publication number Publication date
DE2221885C3 (de) 1976-01-08
GB1367413A (en) 1974-09-18
DE2221885A1 (de) 1973-02-22
DE2221885B2 (de) 1975-05-22
SE383814B (sv) 1976-03-29
US3798635A (en) 1974-03-19

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Legal Events

Date Code Title Description
PFA Name/firm changed

Owner name: ITALTEL S.P.A.

PL Patent ceased