Patent classifications
H
ELECTRICITY
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H04
ELECTRIC COMMUNICATION TECHNIQUE
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H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
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5/00
Details of television systems
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H04N5/222
Studio circuitry; Studio devices; Studio equipment
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H04N5/262
Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects; ; Cameras specially adapted for the electronic generation of special effects
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H04N5/2622
Signal amplitude transition in the zone between image portions, e.g. soft edges
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