Patent Number: 8,713,809

Title: Fluxgate sensor and electronic compass making use thereof

Abstract: Provided is a flux gate sensor comprising the following: a magnetic core having a first wiring layer formed on a board, a first insulating layer formed in such a way as to cover the aforementioned first wiring layer, and a magnetic core which is formed on the aforementioned first insulating layer and which has a central portion and an end portion that continues to the aforementioned central portion, that has a width larger than the width of the aforementioned central portion, and that is located on either side of the aforementioned central portion; a second insulating layer which covers the aforementioned magnetic core and which is formed on the aforementioned first insulating layer; and a second wiring layer formed on the aforementioned second insulating layer.

Inventors: Ohmori; Kenichi (Sakura, JP), Aizawa; Takuya (Sakura, JP), Nakao; Osamu (Sakura, JP)

Assignee: Fujikura Ltd.

International Classification: G01R 33/05 (20060101); G01R 33/02 (20060101); G01C 17/30 (20060101)

Expiration Date: 5/06/12018