GB2334851B - A loudspeaker/microphone - Google Patents
A loudspeaker/microphoneInfo
- Publication number
- GB2334851B GB2334851B GB9902633A GB9902633A GB2334851B GB 2334851 B GB2334851 B GB 2334851B GB 9902633 A GB9902633 A GB 9902633A GB 9902633 A GB9902633 A GB 9902633A GB 2334851 B GB2334851 B GB 2334851B
- Authority
- GB
- United Kingdom
- Prior art keywords
- loudspeaker
- microphone
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9902633A GB2334851B (en) | 1999-02-08 | 1999-02-08 | A loudspeaker/microphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9902633A GB2334851B (en) | 1999-02-08 | 1999-02-08 | A loudspeaker/microphone |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9902633D0 GB9902633D0 (en) | 1999-03-31 |
GB2334851A GB2334851A (en) | 1999-09-01 |
GB2334851B true GB2334851B (en) | 2000-01-12 |
Family
ID=10847212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9902633A Expired - Fee Related GB2334851B (en) | 1999-02-08 | 1999-02-08 | A loudspeaker/microphone |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2334851B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1270033A (en) * | 1968-11-19 | 1972-04-12 | Nippon Musical Instruments Mfg | Louspeaker |
GB1487942A (en) * | 1973-09-21 | 1977-10-05 | Union Carbide Corp | Diaphragms |
JPS5658834A (en) * | 1979-10-18 | 1981-05-22 | Tsuneo Matsumura | Amber like ornament having foamed pattern and preparation thereof |
GB2072694A (en) * | 1980-03-31 | 1981-10-07 | Pioneer Electronic Corp | Vibratory elements for audio equipment |
US4410768A (en) * | 1980-07-23 | 1983-10-18 | Nippon Gakki Seizo Kabushiki Kaisha | Electro-acoustic transducer |
US4562899A (en) * | 1982-06-16 | 1986-01-07 | Nippon Gakki Seizo Kabushiki Kaisha | Diaphragm of electroacoustic transducer and method of manufacturing the same |
EP0336448A2 (en) * | 1988-04-08 | 1989-10-11 | Matsushita Electric Industrial Co., Ltd. | Electroacoustic diaphragm and method for making same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4545832A (en) * | 1982-05-27 | 1985-10-08 | B & H Manufacturing Company, Inc. | Machine and method for applying heat shrink labels |
-
1999
- 1999-02-08 GB GB9902633A patent/GB2334851B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1270033A (en) * | 1968-11-19 | 1972-04-12 | Nippon Musical Instruments Mfg | Louspeaker |
GB1487942A (en) * | 1973-09-21 | 1977-10-05 | Union Carbide Corp | Diaphragms |
JPS5658834A (en) * | 1979-10-18 | 1981-05-22 | Tsuneo Matsumura | Amber like ornament having foamed pattern and preparation thereof |
GB2072694A (en) * | 1980-03-31 | 1981-10-07 | Pioneer Electronic Corp | Vibratory elements for audio equipment |
US4410768A (en) * | 1980-07-23 | 1983-10-18 | Nippon Gakki Seizo Kabushiki Kaisha | Electro-acoustic transducer |
US4562899A (en) * | 1982-06-16 | 1986-01-07 | Nippon Gakki Seizo Kabushiki Kaisha | Diaphragm of electroacoustic transducer and method of manufacturing the same |
EP0336448A2 (en) * | 1988-04-08 | 1989-10-11 | Matsushita Electric Industrial Co., Ltd. | Electroacoustic diaphragm and method for making same |
Also Published As
Publication number | Publication date |
---|---|
GB2334851A (en) | 1999-09-01 |
GB9902633D0 (en) | 1999-03-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU146183S (en) | A microphone | |
GB2347044B (en) | A loudspeaker | |
SG82078A1 (en) | Speaker | |
GB0007624D0 (en) | A loudspeaker | |
HK1039241A1 (en) | Diaphragm for a speaker unit | |
GB9911156D0 (en) | Loudspeakers | |
MY133380A (en) | Electro-magnetic microphone | |
GB9910220D0 (en) | Loudspeakers | |
AU150629S (en) | A speaker | |
GB9902442D0 (en) | A headphone | |
SG87115A1 (en) | Speaker | |
GB2347042B (en) | Adjustable earphone with a microphone | |
GB2358545B (en) | Loudspeaker | |
GB9909535D0 (en) | Loudspeakers | |
GB2369522B (en) | A microphone | |
GB9903044D0 (en) | Loudspeakers | |
GB2334851B (en) | A loudspeaker/microphone | |
EP1193999A4 (en) | Loudspeaker | |
GB9902750D0 (en) | Loudspeakers | |
GB9928456D0 (en) | Loudspeakers | |
GB0209536D0 (en) | Loudspeakers | |
GB9901178D0 (en) | A pzt loudspeaker | |
TW444997U (en) | Skin-attached microphone | |
TW447817U (en) | Skin-adhered microphone | |
GB9902108D0 (en) | Loudspeaker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |