Imaging device having a capability of checking connection...

Details Imaging device having a capability of checking connection... Imaging device having a capability of checking connection...

2004-11-22

2008-12-30

Nguyen, Luong T (Department: 2622)

Television

Camera, system and detail

With object or scene illumination

C348S374000

Reexamination Certificate

active

07471332

ABSTRACT:
In a system including an imaging device and a flash unit, the imaging device includes an imaging device flash start command terminal adapted to output a flash start command signal to the flash unit, and an output unit adapted to output a terminal connection check signal to the flash unit via the imaging device flash start command terminal, and the flash unit includes a flash unit flash start command terminal adapted to receive the flash start command signal from the imaging device, a detection unit adapted to detect the terminal connection check signal received from the imaging device via the flash unit flash start command terminal, and a connection state evaluation unit adapted to evaluate a terminal connection state such that the connection state evaluation unit determines that the imaging device and the flash unit are connected to each other via the imaging device flash start command terminal and the flash unit flash start command terminal in a required connection state if the detection unit detects the terminal connection check signal.

REFERENCES:
patent: 5063403 (1991-11-01), Yokonuma et al.
patent: 5221941 (1993-06-01), Matsui et al.
patent: 5227863 (1993-07-01), Bilbrey et al.
patent: 5530493 (1996-06-01), Suzuki
patent: 6349175 (2002-02-01), Tokunaga
patent: 6359651 (2002-03-01), Yokonuma
patent: 6571061 (2003-05-01), Kawasaki et al.
patent: 2000-089328 (2000-03-01), None

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