Converter for field successive-simultaneous color television signal

Abstract

Abstract PURPOSE:To reduce the number of memories and improve conversion efficiency, by providing field memories whose number is larger than the number of kinds of color signal and plus 1. CONSTITUTION:Green filter part 22G is inserted into the light path, and green signal B4 is supplied from image pickup device 21 and is written into field memory 27-3 through contact 26-3 of switch 26. During this time, other field memories 27-1, 27-2 and 27-4 are set to the read state. Blue signal B3, red signal R4, and green signal G3 are stored in memories 27-1, 27-2, and 27-4 respectively. Blue signal B3, red signal R4, and green signal G3 are supplied to terminals 30B, 30R and 30G through switches 28B, 28R and 28G respectively, and simultaneously, a color TV signal is obtained.

Inventors

• 👤 Shunpei Tanaka
• 👤 Hidetoshi Yamada

Bibliographic Details