BE682401A - - Google Patents
Info
- Publication number
- BE682401A BE682401A BE682401DA BE682401A BE 682401 A BE682401 A BE 682401A BE 682401D A BE682401D A BE 682401DA BE 682401 A BE682401 A BE 682401A
- Authority
- BE
- Belgium
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
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46721165A | 1965-06-28 | 1965-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE682401A true BE682401A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-11-14 |
Family
ID=23854828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE682401D BE682401A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1965-06-28 | 1966-06-10 |
Country Status (6)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1250020A (en) * | 1967-12-27 | 1971-10-20 | Matsushita Electric Ind Co Ltd | Semiconductor device |
| GB1265017A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-08-19 | 1972-03-01 | ||
| GB1265018A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-08-27 | 1972-03-01 | ||
| US3786320A (en) * | 1968-10-04 | 1974-01-15 | Matsushita Electronics Corp | Schottky barrier pressure sensitive semiconductor device with air space around periphery of metal-semiconductor junction |
| NL6816449A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-11-19 | 1970-05-21 | ||
| GB1267388A (en) * | 1968-12-04 | 1972-03-15 | Matsushita Electric Ind Co Ltd | Improvements in and relating to a semiconductor mechano-electrical transducer |
| US3594516A (en) * | 1968-12-18 | 1971-07-20 | Gte Automatic Electric Lab Inc | Semiconductor microphone with cantilever-mounted semiconductor |
| JPS497635B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-12-27 | 1974-02-21 | ||
| GB2211659B (en) * | 1987-10-24 | 1991-01-09 | Stc Plc | Pressure sensor |
| US5232243A (en) * | 1991-04-09 | 1993-08-03 | Trw Vehicle Safety Systems Inc. | Occupant sensing apparatus |
| CN102790936B (zh) * | 2011-05-18 | 2015-01-14 | 吴琪君 | 一种具有动态阻抗校正回路的无磁滞电动换能器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2632062A (en) * | 1949-06-15 | 1953-03-17 | Bell Telephone Labor Inc | Semiconductor transducer |
| US3107277A (en) * | 1960-07-05 | 1963-10-15 | Rca Corp | Electrical devices |
| US3215787A (en) * | 1961-06-15 | 1965-11-02 | Gen Telephone & Elect | Tunnel effect transducer amplifier |
| US3182492A (en) * | 1962-10-04 | 1965-05-11 | Bell Telephone Labor Inc | Stabilized tunnel diode stress sensing devices |
-
1965
- 1965-06-28 US US467211A patent/US3443041A/en not_active Expired - Lifetime
-
1966
- 1966-06-10 BE BE682401D patent/BE682401A/xx unknown
- 1966-06-23 GB GB28136/66A patent/GB1152835A/en not_active Expired
- 1966-06-24 NL NL6608825A patent/NL6608825A/xx unknown
- 1966-06-27 SE SE8718/66A patent/SE324810B/xx unknown
- 1966-06-28 DE DE19661573948 patent/DE1573948A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE324810B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-06-15 |
| DE1573948A1 (de) | 1970-12-17 |
| NL6608825A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-12-29 |
| GB1152835A (en) | 1969-05-21 |
| US3443041A (en) | 1969-05-06 |