Method of sending and receiving signals in photography with came

Details Method of sending and receiving signals in photography with came Method of sending and receiving signals in photography with came

1982-06-03

1986-06-17

Perkey, William B.

354467, 3541451, G03B 700, G03B 1505

Patent

active

045952671

ABSTRACT:
This invention relates to a method of sending and receiving signals when taking photographs with flash by exchanging information obtained on the camera side and the flash side and flash device for this method.
Its aim is to take photographs with flash avoiding mutual interference between the camera signal and flash signal through control of the light emission on the flash side and by stopping the transmission of the flash signal to the camera side, while sending camera signal from the camera side to the flash side when sending flash signal generated on the flash side to the camera side.

REFERENCES:
patent: 4315679 (1982-02-01), Nakamura et al.
patent: 4329624 (1982-05-01), Kamon et al.
patent: 4363542 (1982-12-01), Kondo et al.

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