FR2308263A1 - Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface - Google Patents

Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface

Info

Publication number
FR2308263A1
FR2308263A1 FR7512728A FR7512728A FR2308263A1 FR 2308263 A1 FR2308263 A1 FR 2308263A1 FR 7512728 A FR7512728 A FR 7512728A FR 7512728 A FR7512728 A FR 7512728A FR 2308263 A1 FR2308263 A1 FR 2308263A1
Authority
FR
France
Prior art keywords
semiconductor film
waves
surface elastic
elastic waves
conductivity
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.)
Granted
Application number
FR7512728A
Other languages
English (en)
French (fr)
Other versions
FR2308263B1 (enrdf_load_stackoverflow
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.)
LEGOFF JEANNINE
Original Assignee
LEGOFF JEANNINE
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 LEGOFF JEANNINE filed Critical LEGOFF JEANNINE
Priority to FR7512728A priority Critical patent/FR2308263A1/fr
Publication of FR2308263A1 publication Critical patent/FR2308263A1/fr
Application granted granted Critical
Publication of FR2308263B1 publication Critical patent/FR2308263B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR7512728A 1975-04-17 1975-04-17 Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface Granted FR2308263A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7512728A FR2308263A1 (fr) 1975-04-17 1975-04-17 Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7512728A FR2308263A1 (fr) 1975-04-17 1975-04-17 Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface

Publications (2)

Publication Number Publication Date
FR2308263A1 true FR2308263A1 (fr) 1976-11-12
FR2308263B1 FR2308263B1 (enrdf_load_stackoverflow) 1977-11-25

Family

ID=9154394

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512728A Granted FR2308263A1 (fr) 1975-04-17 1975-04-17 Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface

Country Status (1)

Country Link
FR (1) FR2308263A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486742A1 (fr) * 1980-07-10 1982-01-15 Feldmann Michel Systeme d'affichage sur ecran plat a balayage bidimensionnel a ondes elastiques

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486742A1 (fr) * 1980-07-10 1982-01-15 Feldmann Michel Systeme d'affichage sur ecran plat a balayage bidimensionnel a ondes elastiques
EP0044250A1 (fr) * 1980-07-10 1982-01-20 Michel Feldmann Système d'affichage sur écran plat à balayage bidimensionnel à ondes élastiques
US4654715A (en) * 1980-07-10 1987-03-31 Michel Feldmann Flat screen display system using a two-dimension surface acoustic wave (SAW) scanning

Also Published As

Publication number Publication date
FR2308263B1 (enrdf_load_stackoverflow) 1977-11-25

Similar Documents

Publication Publication Date Title
IT1070826B (it) Riproduzione di immagini ad ultrasuoni a tastatura elettronica
US2500638A (en) Aid for the blind
GB1501427A (en) Electric image read-out device
IT1020895B (it) Dispositivo d allarme acustico ad elevata potenza di uscita utilizzante un trasduttore piezo elettrico
GB1555699A (en) Non-destructive testing of materials using surface ultrasonic waves generation
FR2308263A1 (fr) Procedes de balayage bidimensionnel d'une image au moyen d'ondes elastiques de surface
US3509752A (en) Ultrasonic thickness measuring apparatus
US3727001A (en) Display of manifestation
US3254231A (en) Frequency changer employing a moving sonic-energy-reflecting boundary in a semiconductor medium
JPS5773513A (en) Surface acoustic wave device
EP0163060A3 (en) Surface acoustic wave infrared line imaging array
SU724094A3 (ru) Устройство дл преобразовани оптических изображений
GB1517902A (en) Piezo-resistive device for the electrical read-out of an optical image
GB953329A (en) Electroluminescent devices
JPS537319A (en) Electronic musical instrument
GB1436065A (en) Thyristor-firing apparatus using an acoustic surface wave device
SU697834A1 (ru) Цифровой интерферометр дл измерени скорости ультразвука
SU392357A1 (ru) чВЛИОТНКД
JPS5558455A (en) Analogue output device for ultrasonic flaw detection
ES8401633A1 (es) Un transmisor ultrasonico para el examen de un objeto.
KINO et al. Microwave acoustic bulk device technique studies[Interim Report, 1 Nov. 1974- 30 Apr. 1975]
SU129066A1 (ru) Схема подключени электроакустического вибратора к импульсному генератору
JPS54116959A (en) Wafer warp meter
SU501307A1 (ru) Устройство дл преобразовани механических усилий в частоту электрических сигналов
SU504149A1 (ru) Ультразвуковой цифровой интерферометр переменной длины

Legal Events

Date Code Title Description
ST Notification of lapse