FR2549313B1 - Recepteur comprenant un amplificateur d'onde acoustique de surface - Google Patents
Recepteur comprenant un amplificateur d'onde acoustique de surfaceInfo
- Publication number
- FR2549313B1 FR2549313B1 FR848409918A FR8409918A FR2549313B1 FR 2549313 B1 FR2549313 B1 FR 2549313B1 FR 848409918 A FR848409918 A FR 848409918A FR 8409918 A FR8409918 A FR 8409918A FR 2549313 B1 FR2549313 B1 FR 2549313B1
- Authority
- FR
- France
- Prior art keywords
- receiver
- acoustic wave
- surface acoustic
- wave amplifier
- amplifier
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/26—Circuits for superheterodyne receivers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
- H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
- H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58113324A JPS604335A (ja) | 1983-06-23 | 1983-06-23 | 受信機 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2549313A1 FR2549313A1 (fr) | 1985-01-18 |
FR2549313B1 true FR2549313B1 (fr) | 1989-08-25 |
Family
ID=14609345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR848409918A Expired FR2549313B1 (fr) | 1983-06-23 | 1984-06-22 | Recepteur comprenant un amplificateur d'onde acoustique de surface |
Country Status (6)
Country | Link |
---|---|
US (1) | US4610031A (fr) |
JP (1) | JPS604335A (fr) |
DE (1) | DE3423402A1 (fr) |
FR (1) | FR2549313B1 (fr) |
GB (1) | GB2144939B (fr) |
NL (1) | NL8401985A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5949472A (en) * | 1996-12-10 | 1999-09-07 | Intel Corporation | Method and apparatus for tuning channels for CATV and television applications |
US6298376B1 (en) * | 1997-03-07 | 2001-10-02 | General Electric Company | Fault tolerant communication monitor for a master/slave system |
US6869460B1 (en) * | 2003-09-22 | 2005-03-22 | Valenite, Llc | Cemented carbide article having binder gradient and process for producing the same |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3217259A (en) * | 1959-07-06 | 1965-11-09 | Kenneth L Kotzebue | Receiver utilizing phase-locked parametric amplifier |
GB1342958A (en) * | 1970-07-23 | 1974-01-10 | Licentia Gmbh | Phase coherent receivers |
DE2854128C3 (de) * | 1978-12-15 | 1982-02-18 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Empfängerschaltung mit Verbesserung des Signal-Rauschabstandes |
US4426737A (en) * | 1981-02-06 | 1984-01-17 | Clarion Co., Ltd. | Circuit for generating a pumping signal for a surface elastic wave parametric device in a receiver |
JPS57204643A (en) * | 1981-06-11 | 1982-12-15 | Clarion Co Ltd | Receiver |
-
1983
- 1983-06-23 JP JP58113324A patent/JPS604335A/ja active Pending
-
1984
- 1984-06-22 GB GB08415997A patent/GB2144939B/en not_active Expired
- 1984-06-22 NL NL8401985A patent/NL8401985A/nl not_active Application Discontinuation
- 1984-06-22 FR FR848409918A patent/FR2549313B1/fr not_active Expired
- 1984-06-22 US US06/623,808 patent/US4610031A/en not_active Expired - Fee Related
- 1984-06-25 DE DE19843423402 patent/DE3423402A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS604335A (ja) | 1985-01-10 |
FR2549313A1 (fr) | 1985-01-18 |
DE3423402A1 (de) | 1985-01-03 |
NL8401985A (nl) | 1985-01-16 |
US4610031A (en) | 1986-09-02 |
GB2144939B (en) | 1986-12-17 |
GB8415997D0 (en) | 1984-07-25 |
GB2144939A (en) | 1985-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |