NO811707L - Piezoelektrisk omsnuings-anordning (convolver) for elastiske boelger. - Google Patents
Piezoelektrisk omsnuings-anordning (convolver) for elastiske boelger.Info
- Publication number
- NO811707L NO811707L NO811707A NO811707A NO811707L NO 811707 L NO811707 L NO 811707L NO 811707 A NO811707 A NO 811707A NO 811707 A NO811707 A NO 811707A NO 811707 L NO811707 L NO 811707L
- Authority
- NO
- Norway
- Prior art keywords
- convolver
- piezoelectric
- bulbs
- elastic
- elastic bulbs
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/19—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions
- G06G7/195—Arrangements for performing computing operations, e.g. operational amplifiers for forming integrals of products, e.g. Fourier integrals, Laplace integrals, correlation integrals; for analysis or synthesis of functions using orthogonal functions using electro- acoustic elements
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8011225A FR2483143B1 (fr) | 1980-05-20 | 1980-05-20 | Dispositif convoluteur piezoelectrique a ondes elastiques |
Publications (3)
Publication Number | Publication Date |
---|---|
NO811707L true NO811707L (no) | 1981-11-23 |
NO154365B NO154365B (no) | 1986-05-26 |
NO154365C NO154365C (no) | 1986-09-03 |
Family
ID=9242157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO811707A NO154365C (no) | 1980-05-20 | 1981-05-19 | Piezoelektrisk konvolusjonsanordning for akustiske boelger. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4388599A (no) |
EP (1) | EP0040559B1 (no) |
JP (1) | JPS5718115A (no) |
CA (1) | CA1177126A (no) |
DE (1) | DE3165355D1 (no) |
FR (1) | FR2483143B1 (no) |
NO (1) | NO154365C (no) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58196712A (ja) * | 1982-05-12 | 1983-11-16 | Nec Corp | エラステイツク・コンボルバ |
JPS598075U (ja) * | 1982-07-07 | 1984-01-19 | 三菱電機株式会社 | 熱交換器 |
US4592009A (en) * | 1983-11-17 | 1986-05-27 | E-Systems, Inc. | MSK surface acoustic wave convolver |
US4870376A (en) * | 1983-12-15 | 1989-09-26 | Texas Instruments Incorporated | Monolithic elastic convolver output circuit |
US4584475A (en) * | 1984-05-29 | 1986-04-22 | Allied Corporation | Surface acoustic wave infrared line imaging array |
US4675839A (en) * | 1985-04-10 | 1987-06-23 | Allied Corporation | Receiver for a spread spectrum communication system having a time-multiplexed convolver |
JPS61296807A (ja) * | 1985-06-25 | 1986-12-27 | Clarion Co Ltd | 弾性表面波装置 |
GB2197559B (en) * | 1986-08-22 | 1990-03-28 | Clarion Co Ltd | Bias voltage circuit for a convolver |
US4894576A (en) * | 1987-04-10 | 1990-01-16 | Clarion Co., Ltd. | Surface-acoustic-wave convolver |
JP2911893B2 (ja) * | 1987-05-15 | 1999-06-23 | クラリオン株式会社 | 弾性表面波装置 |
US5440155A (en) * | 1987-10-15 | 1995-08-08 | Electronic Decisions Incorporated | Acoustic charge transport convolver, method of use and fabrication |
JP2520136Y2 (ja) * | 1988-02-15 | 1996-12-11 | クラリオン株式会社 | 弾性表面波装置 |
JPH02199910A (ja) * | 1989-01-27 | 1990-08-08 | Clarion Co Ltd | 弾性表面波装置 |
JPH03162103A (ja) * | 1989-11-21 | 1991-07-12 | Fujitsu Ltd | 実効線路長が変更されたマイクロストリップライン |
US5357225A (en) * | 1992-12-23 | 1994-10-18 | Alcatel Network Systems, Inc. | Method and apparatus for adjusting the impedance of a microstrip transmission line |
DE69525937D1 (de) | 1995-06-09 | 2002-04-25 | Canon Kk | Akustische Oberflächenwellenanordnung und diese verwendendes Übertragungssystem |
-
1980
- 1980-05-20 FR FR8011225A patent/FR2483143B1/fr not_active Expired
-
1981
- 1981-04-30 EP EP81400686A patent/EP0040559B1/fr not_active Expired
- 1981-04-30 DE DE8181400686T patent/DE3165355D1/de not_active Expired
- 1981-05-15 CA CA000377717A patent/CA1177126A/en not_active Expired
- 1981-05-18 US US06/264,691 patent/US4388599A/en not_active Expired - Fee Related
- 1981-05-19 NO NO811707A patent/NO154365C/no unknown
- 1981-05-20 JP JP7508481A patent/JPS5718115A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
NO154365C (no) | 1986-09-03 |
NO154365B (no) | 1986-05-26 |
JPS5718115A (en) | 1982-01-29 |
CA1177126A (en) | 1984-10-30 |
FR2483143B1 (fr) | 1988-02-05 |
EP0040559A1 (fr) | 1981-11-25 |
DE3165355D1 (en) | 1984-09-13 |
US4388599A (en) | 1983-06-14 |
JPH031847B2 (no) | 1991-01-11 |
EP0040559B1 (fr) | 1984-08-08 |
FR2483143A1 (fr) | 1981-11-27 |
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