FR2085588B1 - - Google Patents
Info
- Publication number
- FR2085588B1 FR2085588B1 FR7103918A FR7103918A FR2085588B1 FR 2085588 B1 FR2085588 B1 FR 2085588B1 FR 7103918 A FR7103918 A FR 7103918A FR 7103918 A FR7103918 A FR 7103918A FR 2085588 B1 FR2085588 B1 FR 2085588B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/54—Amplifiers using transit-time effect in tubes or semiconductor devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F13/00—Amplifiers using amplifying element consisting of two mechanically- or acoustically-coupled transducers, e.g. telephone-microphone amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/30—Time-delay networks
- H03H9/42—Time-delay networks using surface acoustic waves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB573270 | 1970-02-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2085588A1 FR2085588A1 (fr) | 1971-12-24 |
FR2085588B1 true FR2085588B1 (fr) | 1976-09-03 |
Family
ID=9801602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7103918A Expired FR2085588B1 (fr) | 1970-02-06 | 1971-02-05 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3678305A (fr) |
FR (1) | FR2085588B1 (fr) |
GB (1) | GB1330142A (fr) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3737811A (en) * | 1970-02-13 | 1973-06-05 | Mini Of Aviat Supply In Her Br | Acoustic surface wave device wherein acoustic surface waves may be propagated with an electric field dependent velocity |
US3836876A (en) * | 1971-05-05 | 1974-09-17 | Secr Defence | Acoustic surface wave devices |
JPS5828772B2 (ja) * | 1977-11-15 | 1983-06-17 | ティーディーケイ株式会社 | 超音波論理演算装置 |
GB2056810B (en) * | 1979-08-14 | 1984-02-22 | Clarion Co Ltd | Surface-acoustic-wave device |
JPS58213519A (ja) * | 1982-06-07 | 1983-12-12 | Clarion Co Ltd | 弾性表面波装置 |
US4679012A (en) * | 1986-03-31 | 1987-07-07 | Westinghouse Electric Corp. | Magnetostatic-wave device |
US5212988A (en) * | 1988-02-29 | 1993-05-25 | The Reagents Of The University Of California | Plate-mode ultrasonic structure including a gel |
WO1989008336A1 (fr) * | 1988-02-29 | 1989-09-08 | The Regents Of The University Of California | Capteur ultrasonique en mode a plaque |
US5189914A (en) * | 1988-02-29 | 1993-03-02 | The Regents Of The University Of California | Plate-mode ultrasonic sensor |
TW256966B (fr) * | 1994-03-04 | 1995-09-11 | Murata Manufacturing Co | |
US7746292B2 (en) * | 2001-04-11 | 2010-06-29 | Kyocera Wireless Corp. | Reconfigurable radiation desensitivity bracket systems and methods |
US7174147B2 (en) * | 2001-04-11 | 2007-02-06 | Kyocera Wireless Corp. | Bandpass filter with tunable resonator |
US7164329B2 (en) | 2001-04-11 | 2007-01-16 | Kyocera Wireless Corp. | Tunable phase shifer with a control signal generator responsive to DC offset in a mixed signal |
US6690251B2 (en) | 2001-04-11 | 2004-02-10 | Kyocera Wireless Corporation | Tunable ferro-electric filter |
US7394430B2 (en) * | 2001-04-11 | 2008-07-01 | Kyocera Wireless Corp. | Wireless device reconfigurable radiation desensitivity bracket systems and methods |
US7221243B2 (en) * | 2001-04-11 | 2007-05-22 | Kyocera Wireless Corp. | Apparatus and method for combining electrical signals |
US6937195B2 (en) * | 2001-04-11 | 2005-08-30 | Kyocera Wireless Corp. | Inverted-F ferroelectric antenna |
US7154440B2 (en) * | 2001-04-11 | 2006-12-26 | Kyocera Wireless Corp. | Phase array antenna using a constant-gain phase shifter |
US7071776B2 (en) | 2001-10-22 | 2006-07-04 | Kyocera Wireless Corp. | Systems and methods for controlling output power in a communication device |
US7184727B2 (en) * | 2002-02-12 | 2007-02-27 | Kyocera Wireless Corp. | Full-duplex antenna system and method |
US7180467B2 (en) | 2002-02-12 | 2007-02-20 | Kyocera Wireless Corp. | System and method for dual-band antenna matching |
US7176845B2 (en) * | 2002-02-12 | 2007-02-13 | Kyocera Wireless Corp. | System and method for impedance matching an antenna to sub-bands in a communication band |
US7373133B2 (en) * | 2002-09-18 | 2008-05-13 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Recharging method and apparatus |
US7440780B2 (en) | 2002-09-18 | 2008-10-21 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Recharging method and apparatus |
US7403803B2 (en) * | 2003-05-20 | 2008-07-22 | University Of Pittsburgh - Of The Commonwealth System Of Higher Education | Recharging method and associated apparatus |
US7720443B2 (en) * | 2003-06-02 | 2010-05-18 | Kyocera Wireless Corp. | System and method for filtering time division multiple access telephone communications |
US7248845B2 (en) * | 2004-07-09 | 2007-07-24 | Kyocera Wireless Corp. | Variable-loss transmitter and method of operation |
US20060080414A1 (en) * | 2004-07-12 | 2006-04-13 | Dedicated Devices, Inc. | System and method for managed installation of a computer network |
US7548762B2 (en) * | 2005-11-30 | 2009-06-16 | Kyocera Corporation | Method for tuning a GPS antenna matching network |
CN104634515A (zh) * | 2013-11-07 | 2015-05-20 | 氟络塞尔特种阀门(苏州)有限公司 | 静液压试验机铰接臂装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL261599A (fr) * | 1960-02-26 | |||
US3360749A (en) * | 1964-12-09 | 1967-12-26 | Bell Telephone Labor Inc | Elastic wave delay device |
US3500461A (en) * | 1967-03-16 | 1970-03-10 | Itt Research Institute | Kinetomagnetic,piezoelectric and piezoresistive tapping techniques for non-magnetic delay lines |
US3479572A (en) * | 1967-07-06 | 1969-11-18 | Litton Precision Prod Inc | Acoustic surface wave device |
US3573673A (en) * | 1969-01-08 | 1971-04-06 | Zenith Radio Corp | Acoustic surface wave filters |
US3568079A (en) * | 1969-04-24 | 1971-03-02 | Us Navy | Acoustic signal amplifier |
-
1971
- 1971-02-05 US US113010A patent/US3678305A/en not_active Expired - Lifetime
- 1971-02-05 FR FR7103918A patent/FR2085588B1/fr not_active Expired
- 1971-04-19 GB GB573270A patent/GB1330142A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2085588A1 (fr) | 1971-12-24 |
GB1330142A (en) | 1973-09-12 |
US3678305A (en) | 1972-07-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |