GB8417383D0 - Communication apparatus - Google Patents

Communication apparatus

Info

Publication number
GB8417383D0
GB8417383D0 GB848417383A GB8417383A GB8417383D0 GB 8417383 D0 GB8417383 D0 GB 8417383D0 GB 848417383 A GB848417383 A GB 848417383A GB 8417383 A GB8417383 A GB 8417383A GB 8417383 D0 GB8417383 D0 GB 8417383D0
Authority
GB
United Kingdom
Prior art keywords
communication apparatus
communication
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.)
Pending
Application number
GB848417383A
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.)
Plessey Co Ltd
Original Assignee
Plessey Co 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB848417383A priority Critical patent/GB8417383D0/en
Publication of GB8417383D0 publication Critical patent/GB8417383D0/en
Priority to GB8517100A priority patent/GB2161342B/en
Pending legal-status Critical Current

Links

GB848417383A 1984-07-07 1984-07-07 Communication apparatus Pending GB8417383D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB848417383A GB8417383D0 (en) 1984-07-07 1984-07-07 Communication apparatus
GB8517100A GB2161342B (en) 1984-07-07 1985-07-05 Improvements in or relating to communication apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848417383A GB8417383D0 (en) 1984-07-07 1984-07-07 Communication apparatus

Publications (1)

Publication Number Publication Date
GB8417383D0 true GB8417383D0 (en) 1984-08-30

Family

ID=10563577

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848417383A Pending GB8417383D0 (en) 1984-07-07 1984-07-07 Communication apparatus
GB8517100A Expired GB2161342B (en) 1984-07-07 1985-07-05 Improvements in or relating to communication apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8517100A Expired GB2161342B (en) 1984-07-07 1985-07-05 Improvements in or relating to communication apparatus

Country Status (1)

Country Link
GB (2) GB8417383D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3355544B2 (en) * 1998-01-20 2002-12-09 三菱電機株式会社 Communication terminal device
US7142811B2 (en) 2001-03-16 2006-11-28 Aura Communications Technology, Inc. Wireless communication over a transducer device
CN104284275B (en) * 2013-07-12 2018-10-09 钰太芯微电子科技（上海）有限公司 A kind of microphone array system of super low noise high amplitude audio capturing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3512088A (en) * 1967-03-14 1970-05-12 Ross Electronics Corp Headphone apparatus having selectable loudspeaker or earpiece sound reproducer
AT275625B (en) * 1967-10-11 1969-10-27 Akg Akustische Kino Geraete Microphone arrangement for use by two speakers
US3705957A (en) * 1970-02-19 1972-12-12 David S Goldsmith Translational,rotational and vertical movement controlled sound source pick-up system
US4468806A (en) * 1983-05-13 1984-08-28 Gaulden Joe L Stero speaker mixer

Also Published As

Publication number Publication date
GB2161342B (en) 1989-07-12
GB2161342A (en) 1986-01-08
GB8517100D0 (en) 1985-08-14

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