About 38 results
https://drivepatents.com/patents/999104 · 22 Aug 2012
A physical quantity sensor includes: a substrate; a first displacement member and a second displacement member disposed in a spatial plane on the substrate and having rotation shafts, respectively; fixed electrodes disposed on the substrate at positions op...
https://drivepatents.com/patents/1002981 · 2 May 2012
The present invention provides, in a physical quantity measuring system using a vibrator, a supporting structure of a vibrator for reducing the zero-point temperature drift of detection signal. It is provided a supporting member for supporting a vibrator w...
https://drivepatents.com/patents/1003371 · 18 Apr 2012
An angular velocity detection apparatus 1 (i.e., physical quantity detection apparatus) includes a gyro sensor element 100 (i.e., physical quantity detection element) that allows an angular velocity detection signal that corresponds to the magnitude of an ...
https://drivepatents.com/patents/1007537 · 30 Nov 2011
A physical quantity sensor includes a first rocking body and a second rocking body. Each of the rocking bodies is supported on a substrate by a first supporting portion and a second supporting portion. The first rocking body is partitioned into a first reg...
https://drivepatents.com/patents/1009644 · 7 Sep 2011
A sensor device 1 includes: a silicon substrate 10; a first electrode 11 provided at an active surface 10a side of the silicon substrate 10; an external connection terminal 12 provided at the active surface 10a side so as to be electrically connected to th...
https://drivepatents.com/patents/1009820 · 24 Aug 2011
A protection circuit that is used with a power supply that produces charging power, and a storage battery for which normal operation is conditional upon a terminal voltage being less than or equal to a maximum voltage, including: a first switch disposed to...
https://drivepatents.com/patents/1011730 · 22 Jun 2011
A compact information device and a shortened unlatch time are enabled in an information device 10 that resumes supplying DC power to internal circuits as a result of a latch circuit unlatching when the supply of DC power to an internal circuit including a ...
https://drivepatents.com/patents/1016306 · 26 Jan 2011
A semiconductor device for driving an electric motor is provided. The semiconductor device includes: an original drive signal generator that generates an original drive signal, based on a positional signal which indicates a relative position of a first dri...
https://drivepatents.com/patents/1016499 · 19 Jan 2011
A piezoelectric resonator element including: a base (51) formed by a piezoelectric material, having a given length; a plurality of vibration arms (35,36) extended from one end of the base; and a supporting arm extended from the other end apart from the one...
https://drivepatents.com/patents/1067050 · 31 May 2006
In order to provide a power supply control circuit having a low charging loss and low leak electric current regardless of the type of power supply apparatus to allow the charging efficiency to be improved in an electronic apparatus that has a power supply ...