GB8919665D0 - Vehicle telephone apparatus - Google Patents

Vehicle telephone apparatus

Info

Publication number
GB8919665D0
GB8919665D0 GB898919665A GB8919665A GB8919665D0 GB 8919665 D0 GB8919665 D0 GB 8919665D0 GB 898919665 A GB898919665 A GB 898919665A GB 8919665 A GB8919665 A GB 8919665A GB 8919665 D0 GB8919665 D0 GB 8919665D0
Authority
GB
United Kingdom
Prior art keywords
telephone apparatus
vehicle telephone
vehicle
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.)
Withdrawn
Application number
GB898919665A
Other versions
GB2231238A (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.)
REGENT COMMUNICATIONS Ltd
Original Assignee
REGENT COMMUNICATIONS Ltd
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 REGENT COMMUNICATIONS Ltd filed Critical REGENT COMMUNICATIONS Ltd
Publication of GB8919665D0 publication Critical patent/GB8919665D0/en
Priority to PCT/GB1990/000207 priority Critical patent/WO1990009706A1/en
Priority to AU50951/90A priority patent/AU5095190A/en
Priority to PT9312990A priority patent/PT93129A/en
Publication of GB2231238A publication Critical patent/GB2231238A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3822—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving specially adapted for use in vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
GB8919665A 1989-02-14 1989-08-31 Attenuating audio source during car telephone operation Withdrawn GB2231238A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/GB1990/000207 WO1990009706A1 (en) 1989-02-14 1990-02-09 Vehicle telephone apparatus
AU50951/90A AU5095190A (en) 1989-02-14 1990-02-09 Vehicle telephone apparatus
PT9312990A PT93129A (en) 1989-02-14 1990-02-13 TELEPHONE SYSTEM TO INSTALL IN VEHICLES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898903263A GB8903263D0 (en) 1989-02-14 1989-02-14 Telephone accessory

Publications (2)

Publication Number Publication Date
GB8919665D0 true GB8919665D0 (en) 1989-10-11
GB2231238A GB2231238A (en) 1990-11-07

Family

ID=10651637

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898903263A Pending GB8903263D0 (en) 1989-02-14 1989-02-14 Telephone accessory
GB8919665A Withdrawn GB2231238A (en) 1989-02-14 1989-08-31 Attenuating audio source during car telephone operation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898903263A Pending GB8903263D0 (en) 1989-02-14 1989-02-14 Telephone accessory

Country Status (1)

Country Link
GB (2) GB8903263D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2249447B (en) * 1990-10-30 1995-05-24 Technophone Ltd Combined broadcast radio receiver and radio telephone
GB9921670D0 (en) * 1999-09-15 1999-11-17 Kelway Bamber Martin C Hire car sound system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389543A (en) * 1980-12-18 1983-06-21 Martus Granirer Telephone-activated audio control circuit
US4425477A (en) * 1982-02-08 1984-01-10 Paul Alan Magil & Associates Telephone line triggered attenuator
SE456387B (en) * 1983-03-31 1988-09-26 Claes Lorentz Uno Persson SET TO PAVER A SOUND CELL FOR PHONE CALLS AND DEVICE FOR EXTENDING THE SET
EP0203132A1 (en) * 1984-11-23 1986-12-03 WARRACK, Andrew Acoustic signal attenuator

Also Published As

Publication number Publication date
GB2231238A (en) 1990-11-07
GB8903263D0 (en) 1989-04-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)
911A Proceeding under rule 110(4) of the patent rules 1990