About 44 results
https://drivepatents.com/patents/1011651 · 22 Jun 2011
A microelectromechanical device includes a body (2a), a movable mass (2b), elastically connected to the body (6; 106) and movable in accordance with a degree of freedom, and a driving device (6), coupled to the movable mass (2b) and configured to maintain ...
https://drivepatents.com/patents/1014145 · 6 Apr 2011
Systems and methods may be used to determine gain compensation and/or bias compensation for gyroscopes in the field where access to specialized calibration tools is limited.
https://drivepatents.com/patents/1069188 · 15 Mar 2006
It is provided a supporting structure having a substrate 12 and bonding wires 14A, 14B fixed onto the substrate 12 and connected to a vibrator 1. The substrate 12 has a pair of fixed portions 12a opposing each other and a pair of non-fixed portions 12b opp...
https://drivepatents.com/patents/1069216 · 15 Mar 2006
A structure for supporting a vibrator 1 is provided. The structure comprises a substrate 12 and bonding wires 14A, 14B fixed to the substrate 12 and connected with the vibrator 1. The vibrator 1 is supported with the bonding wires so that the vibratctr 1 i...
https://drivepatents.com/patents/1070497 · 1 Feb 2006
A digital phase locked loop includes an automatic gain control that applies a gain to an input signal in order to provide a gain controlled signal. A 90° phase shifter applies a 90° phase shift to the gain controlled signal in order to provide a 90° pha...
https://drivepatents.com/patents/1070591 · 25 Jan 2006
A MEMS gyroscope with coupling springs and mass bodies symmetrical to one another and relatively movable in a vertical direction with respect to a substrate, where a coupling spring connects the mass bodies and moves the mass bodies in a vertical direction...
https://drivepatents.com/patents/1070763 · 18 Jan 2006
An inertial sensor such as an acceleration sensor or gyro has superior impact resistance by regulating displacement of a weight portion (12) below an upper limit. The sensor includes a sensor portion that has a fixing part (14), the weight portion (12) the...
https://drivepatents.com/patents/1072457 · 16 Nov 2005
Oscillators have capacitors (C1,C2), respectively, whose capacitances change according to an external force and generate first oscillating signals (FA,FB) according to the capacitances. Each of the capacitors is disposed, for example, between a substrate a...
https://drivepatents.com/patents/1078411 · 20 Apr 2005
A rotational-rate sensor is provided which includes a detecting element, a circuit portion, an airtight container and an elastic body, in which: the synthetic resonance-frequency of amachine system of the rotational-rate sensor and the frequency of an appl...
https://drivepatents.com/patents/1078916 · 30 Mar 2005
Between sensor (2) and lead support (4) a wedge (3) with plane resting surfaces (5, 6) enclosing an angle (alpha ). One surface (6) rests against the support (4), the other (5) on a sensor region (8). The angle (alpha ) is selected such that a reference ax...