Patent Number: 8,817,130

Title: Auto white balance adjustment system, auto white balance adjustment method, and camera module

Abstract: According to one embodiment, a white balance fine adjustment starting instruction unit determines whether to start fine adjustment in white balance using a first threshold value. The white balance fine adjustment starting instruction unit determines whether to keep on performing the fine adjustment using a second threshold value. The second threshold value is set for the fine adjustment based on a second color judgment gate. The second color judgment gate defines the range of a target color temperature in white balance adjustment for each light source.

Inventors: Yoshino; Akira (Tokyo, JP), Yanagida; Keiichiro (Tokyo, JP), Matsuo; Noriko (Kanagawa, JP)

Assignee: Kabushiki Kaisha Toshiba

International Classification: H04N 9/73 (20060101)

Expiration Date: 8/26/12018