GB2204761B - Telephone system and terminal - Google Patents

Telephone system and terminal

Info

Publication number
GB2204761B
GB2204761B GB8711355A GB8711355A GB2204761B GB 2204761 B GB2204761 B GB 2204761B GB 8711355 A GB8711355 A GB 8711355A GB 8711355 A GB8711355 A GB 8711355A GB 2204761 B GB2204761 B GB 2204761B
Authority
GB
United Kingdom
Prior art keywords
terminal
telephone system
telephone
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 - Fee Related
Application number
GB8711355A
Other versions
GB8711355D0 (en
GB2204761A (en
Inventor
Richard Hill
Dean Root
Iannis Savoullis
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
STC 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 STC PLC filed Critical STC PLC
Priority to GB8711355A priority Critical patent/GB2204761B/en
Publication of GB8711355D0 publication Critical patent/GB8711355D0/en
Publication of GB2204761A publication Critical patent/GB2204761A/en
Application granted granted Critical
Publication of GB2204761B publication Critical patent/GB2204761B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/7385—Programmable or microprocessor-controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
GB8711355A 1987-05-14 1987-05-14 Telephone system and terminal Expired - Fee Related GB2204761B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8711355A GB2204761B (en) 1987-05-14 1987-05-14 Telephone system and terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8711355A GB2204761B (en) 1987-05-14 1987-05-14 Telephone system and terminal

Publications (3)

Publication Number Publication Date
GB8711355D0 GB8711355D0 (en) 1987-06-17
GB2204761A GB2204761A (en) 1988-11-16
GB2204761B true GB2204761B (en) 1991-04-17

Family

ID=10617302

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8711355A Expired - Fee Related GB2204761B (en) 1987-05-14 1987-05-14 Telephone system and terminal

Country Status (1)

Country Link
GB (1) GB2204761B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4215825C2 (en) * 1992-05-09 1995-11-23 Deutsche Telephonwerk Kabel Circuit arrangement for telephone devices

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130699A (en) * 1966-03-29 1968-10-16 Int Standard Electric Corp Telecommunication subscriber's set

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1130699A (en) * 1966-03-29 1968-10-16 Int Standard Electric Corp Telecommunication subscriber's set

Also Published As

Publication number Publication date
GB8711355D0 (en) 1987-06-17
GB2204761A (en) 1988-11-16

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Legal Events

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

Effective date: 19920514