NL147000B - Telefoonschakelstelsel met tijdverdeling. - Google Patents

Telefoonschakelstelsel met tijdverdeling.

Info

Publication number
NL147000B
NL147000B NL646410990A NL6410990A NL147000B NL 147000 B NL147000 B NL 147000B NL 646410990 A NL646410990 A NL 646410990A NL 6410990 A NL6410990 A NL 6410990A NL 147000 B NL147000 B NL 147000B
Authority
NL
Netherlands
Prior art keywords
switching system
telephone switching
time dividing
dividing
time
Prior art date
Application number
NL646410990A
Other languages
English (en)
Other versions
NL6410990A (nl
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL6410990A publication Critical patent/NL6410990A/xx
Publication of NL147000B publication Critical patent/NL147000B/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
NL646410990A 1963-10-31 1964-09-21 Telefoonschakelstelsel met tijdverdeling. NL147000B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32037863A 1963-10-31 1963-10-31

Publications (2)

Publication Number Publication Date
NL6410990A NL6410990A (nl) 1965-05-03
NL147000B true NL147000B (nl) 1975-08-15

Family

ID=23246140

Family Applications (1)

Application Number Title Priority Date Filing Date
NL646410990A NL147000B (nl) 1963-10-31 1964-09-21 Telefoonschakelstelsel met tijdverdeling.

Country Status (4)

Country Link
US (1) US3443033A (nl)
BE (1) BE654827A (nl)
GB (1) GB1076860A (nl)
NL (1) NL147000B (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2009623A1 (nl) * 1968-05-30 1970-02-06 Sits Soc It Telecom Siemens
US3581020A (en) * 1969-08-22 1971-05-25 Itt Ringing tone distribution circuits
FR2129281A5 (nl) * 1971-03-11 1972-10-27 Ibm France
US3978293A (en) * 1974-11-07 1976-08-31 Bell Telephone Laboratories, Incorporated Ringing control circuitry with shared ringing loop current detector
US3978292A (en) * 1974-11-07 1976-08-31 Bell Telephone Laboratories, Incorporated Ringing control circuitry with shared ringing loop current detector
US4007334A (en) * 1975-07-02 1977-02-08 Bell Telephone Laboratories, Incorporated Time division digital local telephone office with telemetering line unit
JPS52130219A (en) * 1976-04-24 1977-11-01 Fujitsu Ltd Transmission control system for call signal
US4081613A (en) * 1976-05-14 1978-03-28 International Telephone And Telegraph Corporation Bi-directional signalling arrangement for telecommunications systems
DE2819119C3 (de) * 1978-04-29 1980-10-30 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung für zeitmultiplex digital durchschaltende Fernmelde-, insbesondere Fernsprechvermittlungsanlagen
US4349703A (en) * 1980-03-31 1982-09-14 International Telephone And Telegraph Corporation Programmable ring signal generator
US4354264A (en) * 1980-06-16 1982-10-12 International Standard Electric Corporation Digital ring control system for digital multiplexer
US4975903A (en) * 1984-05-07 1990-12-04 David Systems, Inc. Digital timeslot and signaling bus in a digital PBX switch
CN107358608B (zh) * 2017-08-23 2023-07-21 西安邮电大学 基于图像处理技术的骨组织几何形态学参数自动测量装置及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1251504A (en) * 1915-08-23 1918-01-01 Western Electric Co Machine-switching telephone-exchange system.
US1701073A (en) * 1925-12-10 1929-02-05 Automatic Electric Inc Ringing current distributing and interrupting equipment
USRE25911E (en) * 1958-09-11 1965-11-23 Vaughan multiplex signaling system
US2971060A (en) * 1959-04-28 1961-02-07 Bell Telephone Labor Inc Telephone line circuit
NL267387A (nl) * 1960-08-23
NL272337A (nl) * 1960-12-23
US3160712A (en) * 1961-05-02 1964-12-08 Automatic Elect Lab Electronic switching system
GB1036131A (en) * 1962-01-16 1966-07-13 Post Office Improvements in or relating to time division multiplex communication systems

Also Published As

Publication number Publication date
BE654827A (nl) 1965-02-15
GB1076860A (en) 1967-07-26
NL6410990A (nl) 1965-05-03
DE1437578B2 (de) 1972-12-07
US3443033A (en) 1969-05-06
DE1437578A1 (de) 1968-10-24

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: WESTERN ELECTR

V4 Lapsed because of reaching the maximum lifetime of a patent