Patent Number: 7,709,863

Title: Solid state imaging device

Abstract: A solid state imaging device in which .gamma. characteristic is obtained and enlargement of dynamic range is provided. The solid state imaging device of the present invention includes a vertical overflow function and has a feature in which potential of a semiconductor substrate is changed from a high potential to a low potential in a stepwise manner during a period from an exposure start to an exposure end.

Inventors: Kumesawa; Tetsuro (Tokyo, JP)

Assignee: Sony Corporation

International Classification: H01L 27/148 (20060101)

Expiration Date: 5/04/12018