GB9407819D0 - Apparatus including a sound transducer - Google Patents
Apparatus including a sound transducerInfo
- Publication number
- GB9407819D0 GB9407819D0 GB9407819A GB9407819A GB9407819D0 GB 9407819 D0 GB9407819 D0 GB 9407819D0 GB 9407819 A GB9407819 A GB 9407819A GB 9407819 A GB9407819 A GB 9407819A GB 9407819 D0 GB9407819 D0 GB 9407819D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- apparatus including
- sound transducer
- transducer
- sound
- 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
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9407819A GB9407819D0 (en) | 1994-04-20 | 1994-04-20 | Apparatus including a sound transducer |
PCT/IB1995/000215 WO1995029571A2 (en) | 1994-04-20 | 1995-03-29 | Apparatus including a sound transducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9407819A GB9407819D0 (en) | 1994-04-20 | 1994-04-20 | Apparatus including a sound transducer |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9407819D0 true GB9407819D0 (en) | 1994-06-15 |
Family
ID=10753825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9407819A Pending GB9407819D0 (en) | 1994-04-20 | 1994-04-20 | Apparatus including a sound transducer |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB9407819D0 (en) |
WO (1) | WO1995029571A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2819362A1 (en) * | 2001-01-05 | 2002-07-12 | Rene Travere | ATTENUATOR, INTERFERENCE, CONVERSATION APPLIED TO THE TELEPHONE |
FI20055590L (en) * | 2005-11-03 | 2007-05-04 | Wearfone Oy | Method and apparatus for wireless sound generation to a user's ear |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2983790A (en) * | 1953-04-30 | 1961-05-09 | Rca Corp | Electronic sound absorber |
DE4127473A1 (en) * | 1991-08-20 | 1993-02-25 | Guenter Dr Stahr | Noise cancellation using electronic signal processing and delay - exploits destructive interference between incoming noise and compensating sound emitted with appropriate delay by directional loudspeaker |
US5526421A (en) * | 1993-02-16 | 1996-06-11 | Berger; Douglas L. | Voice transmission systems with voice cancellation |
-
1994
- 1994-04-20 GB GB9407819A patent/GB9407819D0/en active Pending
-
1995
- 1995-03-29 WO PCT/IB1995/000215 patent/WO1995029571A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1995029571A2 (en) | 1995-11-02 |
WO1995029571A3 (en) | 1995-11-16 |
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