SE383814B - Overvakningsanordning for samtalskanalerna i ett pulskodmodulerat transmissionssystem - Google Patents

Overvakningsanordning for samtalskanalerna i ett pulskodmodulerat transmissionssystem

Info

Publication number
SE383814B
SE383814B SE7205956A SE595672A SE383814B SE 383814 B SE383814 B SE 383814B SE 7205956 A SE7205956 A SE 7205956A SE 595672 A SE595672 A SE 595672A SE 383814 B SE383814 B SE 383814B
Authority
SE
Sweden
Prior art keywords
monitoring device
transmission system
pulse code
code modulated
modulated transmission
Prior art date
Application number
SE7205956A
Other languages
English (en)
Inventor
G Candiani
Original Assignee
Sits Soc It Telecom Siemens
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 Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of SE383814B publication Critical patent/SE383814B/sv

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)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
SE7205956A 1971-05-06 1972-05-05 Overvakningsanordning for samtalskanalerna i ett pulskodmodulerat transmissionssystem SE383814B (sv)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE383814B true SE383814B (sv) 1976-03-29

Family

ID=11212295

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7205956A SE383814B (sv) 1971-05-06 1972-05-05 Overvakningsanordning for samtalskanalerna i ett pulskodmodulerat transmissionssystem

Country Status (5)

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

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219582B1 (sv) * 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
WO1992022152A1 (en) * 1991-06-07 1992-12-10 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
NL84014C (sv) * 1947-03-05
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
CH545560A (sv) 1974-01-31
DE2221885B2 (de) 1975-05-22
GB1367413A (en) 1974-09-18
DE2221885A1 (de) 1973-02-22
US3798635A (en) 1974-03-19

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