Patent Number: 7,825,649

Title: Specific phase position detection

Abstract: The specific phase position detection circuit detects first and second temporal positions which have respective desired phase offsets from an upper peak position and an lower peak position of an analog signal having periodicity. The specific phase position detection circuit then outputs phase signals indicating the detected first and second temporal positions.

Inventors: Takeuchi; Kesatoshi (Shiojiri, JP)

Assignee: Seiko Epson Corporation

International Classification: G01R 29/00 (20060101); G01R 25/00 (20060101); G08C 19/16 (20060101)

Expiration Date: 2019-11-02 0:00:00