FR2167405A1 - - Google Patents

Info

Publication number
FR2167405A1
FR2167405A1 FR7201268A FR7201268A FR2167405A1 FR 2167405 A1 FR2167405 A1 FR 2167405A1 FR 7201268 A FR7201268 A FR 7201268A FR 7201268 A FR7201268 A FR 7201268A FR 2167405 A1 FR2167405 A1 FR 2167405A1
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.)
Granted
Application number
FR7201268A
Other versions
FR2167405B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7201268A priority Critical patent/FR2167405B1/fr
Priority to US00322544A priority patent/US3835422A/en
Priority to GB161973A priority patent/GB1420769A/en
Priority to DE2301462A priority patent/DE2301462A1/de
Priority to JP48006333A priority patent/JPS4880259A/ja
Publication of FR2167405A1 publication Critical patent/FR2167405A1/fr
Application granted granted Critical
Publication of FR2167405B1 publication Critical patent/FR2167405B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/16—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of electromechanical resonators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR7201268A 1972-01-14 1972-01-14 Expired FR2167405B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7201268A FR2167405B1 (fr) 1972-01-14 1972-01-14
US00322544A US3835422A (en) 1972-01-14 1973-01-10 Surface wave frequency discriminator
GB161973A GB1420769A (en) 1972-01-14 1973-01-11 Surface wave frequency discriminator
DE2301462A DE2301462A1 (de) 1972-01-14 1973-01-12 Oberflaechenwellen-frequenzdiskriminator
JP48006333A JPS4880259A (fr) 1972-01-14 1973-01-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7201268A FR2167405B1 (fr) 1972-01-14 1972-01-14

Publications (2)

Publication Number Publication Date
FR2167405A1 true FR2167405A1 (fr) 1973-08-24
FR2167405B1 FR2167405B1 (fr) 1976-06-11

Family

ID=9091938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201268A Expired FR2167405B1 (fr) 1972-01-14 1972-01-14

Country Status (5)

Country Link
US (1) US3835422A (fr)
JP (1) JPS4880259A (fr)
DE (1) DE2301462A1 (fr)
FR (1) FR2167405B1 (fr)
GB (1) GB1420769A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2312881A1 (fr) * 1975-05-29 1976-12-24 Goff Jeannine Le Demodulateurs differentiels a dispositifs a ondes elastiques de surface
EP0092474A1 (fr) * 1982-04-16 1983-10-26 ETAT FRANCAIS représenté par le Ministre des PTT (Centre National d'Etudes des Télécommunications) Filtre de démodulation de signal modulé binairement en fréquence

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246112B1 (fr) * 1973-08-21 1978-03-17 Thomson Csf
GB1431112A (en) * 1973-08-31 1976-04-07 Mullard Ltd Acoustic surface-wave devices
US3891929A (en) * 1974-01-14 1975-06-24 Us Air Force Acoustic surface wave frequency synthesizer
GB1481419A (en) * 1974-02-15 1977-07-27 Gen Electric Co Ltd Phase shift demodulators
JPS519648A (fr) * 1974-07-15 1976-01-26 Nippon Telegraph & Telephone
GB1430725A (en) * 1974-08-02 1976-04-07 Mullard Ltd Acoustic surface wave devices
US3936751A (en) * 1974-09-05 1976-02-03 Texas Instruments Incorporated SWD FM detector and IF filter
US3934207A (en) * 1974-10-21 1976-01-20 Gte Sylvania Incorporated Frequency discriminator utilizing surface wave devices
US3936764A (en) * 1974-10-21 1976-02-03 Gte Sylvania Incorporated Frequency discriminator utilizing surface wave devices
JPS51114855A (en) * 1975-04-01 1976-10-08 Nippon Telegr & Teleph Corp <Ntt> Acoustic surface wave frequency discriminator
FR2319245A1 (fr) * 1975-07-24 1977-02-18 Thomson Csf Transducteur perfectionne pour filtre a ondes de surface a fonction de transfert asymetrique et filtre comportant un tel transducteur
FR2431229A1 (fr) * 1978-07-12 1980-02-08 Thomson Csf Dispositif de demodulation de signaux modules en deplacement de frequence et systeme de transmission comportant un tel dispositif
JPS5843609A (ja) * 1981-09-09 1983-03-14 Toshiba Corp 弾性表面波装置
JPS5857813A (ja) * 1981-10-02 1983-04-06 Hitachi Ltd 振幅周波数特性の可変な弾性表面波装置
US4625184A (en) * 1982-07-02 1986-11-25 Clarion Co., Ltd. Surface acoustic wave device with impedance matching network formed thereon
FR2553610B1 (fr) * 1983-10-12 1986-02-07 Telediffusion Fse Circuit de reception d'onde modulee tantot en frequence par signal analogique et tantot en phase par signal numerique
CA1202384A (fr) * 1983-12-22 1986-03-25 Grantley O. Este Dispositif a ondes acoustiques de surface eliminant les tensions induites
KR890004157B1 (ko) * 1987-06-24 1989-10-21 삼성전자 주식회사 탄성표면파 지연선을 이용한 fm복조기 구성방식
KR900008524B1 (ko) * 1987-08-19 1990-11-24 삼성전자 주식회사 위성수신기의 지대지간섭 제거를 위한 탄성표면파 필터
DE10309250B4 (de) * 2003-03-03 2015-10-22 Epcos Ag Elektroakustischer Wandler für mit Oberflächenwellen arbeitendes Bauelement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1576792A (fr) * 1967-08-04 1969-08-01
US3487318A (en) * 1967-11-08 1969-12-30 Motorola Inc Mode coupled discriminator
FR2040881A5 (fr) * 1969-04-16 1971-01-22 Thomson Csf

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3548306A (en) * 1968-08-29 1970-12-15 Us Navy Surface wave spectrum analyzer and interferometer
US3626309A (en) * 1970-01-12 1971-12-07 Zenith Radio Corp Signal transmission system employing electroacoustic filter
US3750027A (en) * 1970-08-12 1973-07-31 Texas Instruments Inc Surface wave frequency discriminators

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1576792A (fr) * 1967-08-04 1969-08-01
US3487318A (en) * 1967-11-08 1969-12-30 Motorola Inc Mode coupled discriminator
FR2040881A5 (fr) * 1969-04-16 1971-01-22 Thomson Csf

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2312881A1 (fr) * 1975-05-29 1976-12-24 Goff Jeannine Le Demodulateurs differentiels a dispositifs a ondes elastiques de surface
EP0092474A1 (fr) * 1982-04-16 1983-10-26 ETAT FRANCAIS représenté par le Ministre des PTT (Centre National d'Etudes des Télécommunications) Filtre de démodulation de signal modulé binairement en fréquence
US4543547A (en) * 1982-04-16 1985-09-24 L'etat Francais Demodulation filter for a signal modulated in binary frequency manner

Also Published As

Publication number Publication date
US3835422A (en) 1974-09-10
FR2167405B1 (fr) 1976-06-11
JPS4880259A (fr) 1973-10-27
DE2301462A1 (de) 1973-07-19
GB1420769A (en) 1976-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse