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1. JP1992502397 - テレビ映画装置における信号対雑音比を改善するための方法及び装置

Office
Japon
Numéro de la demande 1990515224
Date de la demande 09.10.1990
Numéro de publication 1992502397
Date de publication 23.04.1992
Numéro de délivrance 2980374
Date de délivrance 17.09.1999
Type de publication B2
CIB
H04N 5/253
HÉLECTRICITÉ
04TECHNIQUE DE LA COMMUNICATION ÉLECTRIQUE
NTRANSMISSION D'IMAGES, p.ex. TÉLÉVISION
5Détails des systèmes de télévision
222Circuits de studio; Dispositifs de studio; Equipements de studio
253Signal d'image produit par balayage de films cinématographiques ou de diapositives, p.ex. pour le télécinéma
CPC
H04N 5/2256
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
5Details of television systems
222Studio circuitry; Studio devices; Studio equipment ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
225Television cameras ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
2256provided with illuminating means
H04N 5/2354
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
5Details of television systems
222Studio circuitry; Studio devices; Studio equipment ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
225Television cameras ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
235Circuitry ; or methods; for compensating for variation in the brightness of the object ; , e.g. based on electric image signals provided by an electronic image sensor
2354by influencing the scene brightness using illuminating means
H04N 5/253
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
5Details of television systems
222Studio circuitry; Studio devices; Studio equipment ; ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
253Picture signal generating by scanning motion picture films or slide opaques, e.g. for telecine
H05B 41/3922
HELECTRICITY
05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
BELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
41Circuit arrangements or apparatus for igniting or operating discharge lamps
14Circuit arrangements
36Controlling
38Controlling the intensity of light
39continuously
392using semiconductor devices, e.g. thyristor
3921with possibility of light intensity variations
3922and measurement of the incident light
Déposants
Inventeurs ムーア,レスリー・ジー,ジュニアー
Mandataires 伊東 忠彦
片山 修平
Données relatives à la priorité 07422342 16.10.1989 US
Titre
(JA) テレビ映画装置における信号対雑音比を改善するための方法及び装置
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