GB1555394A - Digital signalling especially in an automatic telecommunication system - Google Patents

Digital signalling especially in an automatic telecommunication system

Info

Publication number
GB1555394A
GB1555394A GB3236077A GB3236077A GB1555394A GB 1555394 A GB1555394 A GB 1555394A GB 3236077 A GB3236077 A GB 3236077A GB 3236077 A GB3236077 A GB 3236077A GB 1555394 A GB1555394 A GB 1555394A
Authority
GB
United Kingdom
Prior art keywords
telecommunication system
digital signalling
automatic telecommunication
signalling especially
automatic
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
GB3236077A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB3236077A priority Critical patent/GB1555394A/en
Publication of GB1555394A publication Critical patent/GB1555394A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
    • H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
    • H04L12/525—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques involving a stored program control
    • 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
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
GB3236077A 1978-04-04 1978-04-04 Digital signalling especially in an automatic telecommunication system Expired GB1555394A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3236077A GB1555394A (en) 1978-04-04 1978-04-04 Digital signalling especially in an automatic telecommunication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3236077A GB1555394A (en) 1978-04-04 1978-04-04 Digital signalling especially in an automatic telecommunication system

Publications (1)

Publication Number Publication Date
GB1555394A true GB1555394A (en) 1979-11-07

Family

ID=10337428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3236077A Expired GB1555394A (en) 1978-04-04 1978-04-04 Digital signalling especially in an automatic telecommunication system

Country Status (1)

Country Link
GB (1) GB1555394A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478915A1 (en) * 1980-03-20 1981-09-25 Int Standard Electric Corp TERMINAL SUBSCRIBER EQUIPMENT FOR DIGITAL SWITCHING SYSTEM
EP0050414A1 (en) * 1980-10-17 1982-04-28 Northern Telecom Limited A digital signal subscriber loop and interface circuit
EP0058482A1 (en) * 1981-02-16 1982-08-25 British Telecommunications Method and apparatus for transmitting data with digitally encoded speech
EP0140111A2 (en) * 1983-09-30 1985-05-08 Siemens Aktiengesellschaft Method for an end-to-end control for the mixed communication in integrated services digital networks
GB2153634A (en) * 1984-02-02 1985-08-21 Plessey Co Plc An arrangement for controlling switched speech or data communication in a communications exchange
EP0205200A1 (en) * 1985-05-21 1986-12-17 POLYGRAM GmbH Method for transmitting audio and additional information in digital form
GB2187364A (en) * 1986-02-26 1987-09-03 Sony Corp Methods of and apparatus for coding digital data
EP0680215A2 (en) * 1994-04-30 1995-11-02 Robert Bosch Gmbh Method for processing and reproducing data and circuits therefor

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478915A1 (en) * 1980-03-20 1981-09-25 Int Standard Electric Corp TERMINAL SUBSCRIBER EQUIPMENT FOR DIGITAL SWITCHING SYSTEM
EP0050414A1 (en) * 1980-10-17 1982-04-28 Northern Telecom Limited A digital signal subscriber loop and interface circuit
US4450556A (en) * 1980-10-17 1984-05-22 Northern Telecom Limited Digital signal subscriber loop and interface circuit
EP0058482A1 (en) * 1981-02-16 1982-08-25 British Telecommunications Method and apparatus for transmitting data with digitally encoded speech
EP0140111A3 (en) * 1983-09-30 1985-10-16 Siemens Aktiengesellschaft Method for an end-to-end control for the mixed communication in integrated services digital networks
EP0140111A2 (en) * 1983-09-30 1985-05-08 Siemens Aktiengesellschaft Method for an end-to-end control for the mixed communication in integrated services digital networks
GB2153634A (en) * 1984-02-02 1985-08-21 Plessey Co Plc An arrangement for controlling switched speech or data communication in a communications exchange
US4648090A (en) * 1984-02-02 1987-03-03 The Plessey Company Plc Arrangement for controlling switched speech or data communication in a communications exchange
EP0205200A1 (en) * 1985-05-21 1986-12-17 POLYGRAM GmbH Method for transmitting audio and additional information in digital form
GB2187364A (en) * 1986-02-26 1987-09-03 Sony Corp Methods of and apparatus for coding digital data
GB2187364B (en) * 1986-02-26 1989-10-25 Sony Corp Methods of and apparatus for coding digital data
EP0680215A2 (en) * 1994-04-30 1995-11-02 Robert Bosch Gmbh Method for processing and reproducing data and circuits therefor
EP0680215A3 (en) * 1994-04-30 1998-04-22 Robert Bosch Gmbh Method for processing and reproducing data and circuits therefor

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee