Invention Grant
- Patent Title: Digital controller for a MEMS gyroscope
-
Application No.: US15586404Application Date: 2017-05-04
-
Publication No.: US10365104B2Publication Date: 2019-07-30
- Inventor: Rauli Collin , Konsta Wjuga , Lasse Aaltonen
- Applicant: MURATA MANUFACTURING CO., LTD.
- Applicant Address: JP Nagaokakyo-shi, Kyoto
- Assignee: MURATA MANUFACTURING CO., LTD.
- Current Assignee: MURATA MANUFACTURING CO., LTD.
- Current Assignee Address: JP Nagaokakyo-shi, Kyoto
- Agency: Squire Patton Boggs (US) LLP
- Priority: FI20165402 20160511
- Main IPC: G01C19/5726
- IPC: G01C19/5726 ; H03D7/00 ; H03G3/20 ; H03H17/02 ; H03M3/00 ; G01C19/5776

Abstract:
A digital control circuitry for a MEMS gyroscope is provided. The digital control circuitry comprises a digital primary loop circuitry configured to process a digitized primary signal, a digital secondary loop circuitry configured to process a digitized secondary signal and a digital phase shifting filter circuitry configured to generate two phase shifted demodulation signals from the digitized primary signal. The digital secondary loop is configured to demodulate the digitized secondary signal using the two phase shifted demodulation signals.
Public/Granted literature
- US20170328712A1 DIGITAL CONTROLLER FOR A MEMS GYROSCOPE Public/Granted day:2017-11-16
Information query