GB2209647B - Communications apparatus - Google Patents

Communications apparatus

Info

Publication number
GB2209647B
GB2209647B GB8721041A GB8721041A GB2209647B GB 2209647 B GB2209647 B GB 2209647B GB 8721041 A GB8721041 A GB 8721041A GB 8721041 A GB8721041 A GB 8721041A GB 2209647 B GB2209647 B GB 2209647B
Authority
GB
United Kingdom
Prior art keywords
communications apparatus
communications
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 - Lifetime
Application number
GB8721041A
Other versions
GB2209647A (en
GB8721041D0 (en
Inventor
Peter James Best
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB8721041A priority Critical patent/GB2209647B/en
Publication of GB8721041D0 publication Critical patent/GB8721041D0/en
Publication of GB2209647A publication Critical patent/GB2209647A/en
Application granted granted Critical
Publication of GB2209647B publication Critical patent/GB2209647B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
GB8721041A 1987-09-08 1987-09-08 Communications apparatus Expired - Lifetime GB2209647B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8721041A GB2209647B (en) 1987-09-08 1987-09-08 Communications apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8721041A GB2209647B (en) 1987-09-08 1987-09-08 Communications apparatus

Publications (3)

Publication Number Publication Date
GB8721041D0 GB8721041D0 (en) 1987-10-14
GB2209647A GB2209647A (en) 1989-05-17
GB2209647B true GB2209647B (en) 1991-05-29

Family

ID=10623414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8721041A Expired - Lifetime GB2209647B (en) 1987-09-08 1987-09-08 Communications apparatus

Country Status (1)

Country Link
GB (1) GB2209647B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10054118A1 (en) * 2000-10-31 2002-05-02 Paragon Ag speakerphone

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060697A (en) * 1976-03-08 1977-11-29 Samuel R. Carter Microphone mounting and control system
US4126827A (en) * 1977-06-06 1978-11-21 Negrini Maurice A Steering wheel microphone bracket assembly
US4151468A (en) * 1977-08-25 1979-04-24 Kerr Leslie I Microphone holder attachment and switch control therefor
US4325143A (en) * 1980-08-18 1982-04-13 Kerr Leslie I Microphone holder attachment and switch control therefor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4060697A (en) * 1976-03-08 1977-11-29 Samuel R. Carter Microphone mounting and control system
US4126827A (en) * 1977-06-06 1978-11-21 Negrini Maurice A Steering wheel microphone bracket assembly
US4151468A (en) * 1977-08-25 1979-04-24 Kerr Leslie I Microphone holder attachment and switch control therefor
US4325143A (en) * 1980-08-18 1982-04-13 Kerr Leslie I Microphone holder attachment and switch control therefor

Also Published As

Publication number Publication date
GB2209647A (en) 1989-05-17
GB8721041D0 (en) 1987-10-14

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Legal Events

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

Effective date: 19920908