GB1384726A - Allocator of centralized devices for a timedivision switching exchange - Google Patents

Allocator of centralized devices for a timedivision switching exchange

Info

Publication number
GB1384726A
GB1384726A GB1547572A GB1547572A GB1384726A GB 1384726 A GB1384726 A GB 1384726A GB 1547572 A GB1547572 A GB 1547572A GB 1547572 A GB1547572 A GB 1547572A GB 1384726 A GB1384726 A GB 1384726A
Authority
GB
United Kingdom
Prior art keywords
equipment
memory
free
address
addresses
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
GB1547572A
Other languages
English (en)
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.)
Italtel SpA
Original Assignee
Societa Italiana Telecomunicazioni Siemens SpA
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 Societa Italiana Telecomunicazioni Siemens SpA filed Critical Societa Italiana Telecomunicazioni Siemens SpA
Publication of GB1384726A publication Critical patent/GB1384726A/en
Expired legal-status Critical Current

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)
  • Time-Division Multiplex Systems (AREA)
GB1547572A 1971-06-18 1972-04-04 Allocator of centralized devices for a timedivision switching exchange Expired GB1384726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2604171 1971-06-18

Publications (1)

Publication Number Publication Date
GB1384726A true GB1384726A (en) 1975-02-19

Family

ID=11218481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1547572A Expired GB1384726A (en) 1971-06-18 1972-04-04 Allocator of centralized devices for a timedivision switching exchange

Country Status (8)

Country Link
AT (1) AT325112B (enExample)
BE (1) BE775815A (enExample)
CH (1) CH553528A (enExample)
DE (1) DE2229869A1 (enExample)
FR (1) FR2142318A5 (enExample)
GB (1) GB1384726A (enExample)
NL (1) NL7208088A (enExample)
SE (1) SE386563B (enExample)

Also Published As

Publication number Publication date
BE775815A (fr) 1972-03-16
CH553528A (it) 1974-08-30
NL7208088A (enExample) 1972-12-20
FR2142318A5 (enExample) 1973-01-26
SE386563B (sv) 1976-08-09
AT325112B (de) 1975-10-10
DE2229869A1 (de) 1973-01-11

Similar Documents

Publication Publication Date Title
US3835260A (en) Communication switching system, with marker, register, and other subsystems coordinated by a stored program central processor
GB953895A (en) Electronic switching telephone system
US3458658A (en) Nonblocking switching system with reduced number of contacts
GB1190865A (en) Improvements in Automatic Mobile Radio-Telephone Networks
US2613278A (en) Telephone system
US4113989A (en) Electronic telephone system featuring switching networks having thyristors for single-wire switching
US2788394A (en) Party line telephone systems
US2850576A (en) Line concentrator system
US4105875A (en) Electronic telephone switching system comprising a speech-path switching matrix and tone-connecting matrix and employing electronic crosspoint switching devices
US3475560A (en) Time multiplex communication system with provision for priority assignment of waiting calls
US4105871A (en) Electronic telephone system featuring a customer memory within a central control unit connected by bus lines
US1649494A (en) Automatic telephone system
US2398854A (en) Telephone system
US3204036A (en) Automatic telephone exchanges
US4105876A (en) Electronic telephone system featuring periodic scanning of all peripheral units and polling of specific peripheral units for transmission of status and/or instruction information
US3465104A (en) Step-by-step telephone system with range extension
GB1380090A (en) Time-division switching exchange
US2533044A (en) Cable distribution system
GB1029204A (en) Improvements in or relating to telephone switching systems
GB1494628A (en) Time division switching system
US3491210A (en) Time multiplex communication exchange system,with provision for break-in on existing connections
US3226479A (en) Tandem toll adapter circuit
US3529091A (en) Telephone exchanges with dual use of link circuit
US4105873A (en) Electronic telephone switching system comprising a speech path switching matrix and tone-connecting switching matrix and employing electronic crosspoint switches
US3137771A (en) Paging system

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee