Search for: "MEMS"
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23 Nov 2009, 10:47 am
This appears to be one of their basic patents on integrating MEMS with more conventional LCDs. [read post]
5 Oct 2008, 6:00 pm
A spread-spectrum transmitter comprising:microelectromechanical systems (MEMS) based oscillation system comprising at least one MEMS resonator and being configured to generate signals at different frequencies; andthe MEMS based oscillation system further comprising a controllable switch configured to select one signal at a time within the MEMS-based oscillation system in response to a spread-spectrum code, the output from the controllable switch being a… [read post]
1 May 2007, 2:54 pm
A method for detecting a leak in a MEMS sensor package, wherein the MEMS sensor package includes a sensor cavity that encloses a MEMS sensor, wherein the MEMS sensor includes a mechanical oscillating element with a Quality (Q) value, the method comprising: measuring a first Q value of the MEMS sensor at a first time; applying a pressure differential between the sensor cavity and the exterior of the MEMS sensor package; and measuring a second Q… [read post]
9 Nov 2009, 4:21 pm
A HVAC system, comprising:a load motor;a main breaker micro electromechanical system (MEMS) switch;a voltage snubber circuit electrically coupled to the main breaker MEMS switch; anda variable frequency drive (VFD) disposed between and electrically coupled to the load motor and the main breaker MEMS switch. [read post]
29 Aug 2006, 6:16 pm
A method for reducing operational shock sensitivity of a MEMS device comprising: detecting a shock experienced by the MEMS device; and, altering closed-loop parameters of the MEMS device in dependence upon the detected shock such that effects of the shock are other than compensated for.9. [read post]
14 May 2009, 2:26 pm
A process development method, comprising:identifying at least one processing parameter for manufacturing a MEMS device that results in a non-zero offset voltage for the MEMS device; andmodifying the processing parameter to shift the non-zero offset voltage closer to zero. [read post]
25 Sep 2008, 4:09 pm
A method for aligning one or more MEMS devices, the method comprising the steps of:depositing solder comprising ferromagnetic particles on a first MEMS device;disposing the first MEMS device on a stage;reflowing the solder;placing a second MEMS device adjacent to the solder;modifying a distribution of the particles in the solder, thereby moving the second MEMS device relative to the first MEMS device;measuring the relative alignment of the… [read post]
2 Oct 2009, 12:28 am
A MEMS array structure, comprising:a plurality of MEMS resonators forming an array,each MEMS resonator including a plurality of beam sections,wherein at least one of the beam sections is a shared beam section that is also included in another of the plurality of MEMS resonators which is adjacent to the respective MEMS resonator. [read post]
2 Oct 2009, 12:28 am
A MEMS array structure, comprising:a plurality of MEMS resonators forming an array,each MEMS resonator including a plurality of beam sections,wherein at least one of the beam sections is a shared beam section that is also included in another of the plurality of MEMS resonators which is adjacent to the respective MEMS resonator. [read post]
27 Oct 2006, 6:54 am
Currently, MEMS are used in applications relating to inkjet printers, accelerometers, MEMS gyroscopes, pressure sensors, optical switching and displays (the DMD chip in a projector based on DLP technology has several hundred thousand micromirrors on the surface).Blaise Mouttet, who is a Patent Analyst, a former examiner, and author of TinyTechIP Blog, conducted a review of 2,642 patents related to MEMS and organized the patents based on breadth. [read post]
10 Jul 2007, 2:01 pm
A platform-based imaging system comprising:a multi-spigot lens assembly mounted on a platform; wherein the multi-spigot lens assembly comprises at least one MEMS or nanotechnology-modified component; wherein at least one of the MEMS or nanotechnology-modified components of the lens assembly is a mirror; a MEMS or nanotechnology-modified information processing module; and a MEMS or nanotechnology-modified connection mechanism adapted and constructed to operatively… [read post]
17 Apr 2008, 2:14 pm
[www.freepatentsonline.com]One common method to actuate MEMS cantilevers and other structures is to include a thermal heater as part of the MEMS structure and use a bi-layer of material having differing thermal expansion coefficients which causes bending upon heating. [read post]
3 Sep 2009, 2:10 pm
A component for use in a combustion turbine, the component comprising:a substrate;a MEMS device affixed to the substrate; andat least one connector in electrical communication with the MEMS device for routing a data signal from the MEMS device to a termination location. [read post]
20 May 2008, 2:12 pm
A humidity sensing apparatus, comprising:a substrate; anda MEMS structure supported by said substrate, wherein said MEMS structure comprises a humidity-sensitive material in association with a mechanical movable member such that when said humidity-sensitive material changes with humidity, said MEMS structure moves said mechanical movable member, thereby providing an indication of humidity based on a stress within said MEMS structure. [read post]
28 May 2009, 2:06 pm
A system for Micro Electro Mechanical System (MEMS) device characterization, the system comprising:a stimulator for stimulating the device to generate phonons in the device;a detector for detecting the generated phonons; anda converter for converting the phonons into a signal representative of displacement of a MEMS component of the device. [read post]
13 May 2008, 2:13 pm
In some application more than one axis of motion needs to be monitored in which case multiple MEMS sensors may be required. [read post]
21 Sep 2008, 8:50 pm
[www.freepatentsonline.com]This patent from IBM teaches a noise reduction methodology for MEMS sensor arrays. [read post]
10 Jan 2007, 1:09 pm
A display device, comprising: a package; at least one microelectromechanical system (MEMS) device enclosed within the package, the MEMS device comprising a movable element configured to contact another surface; and an environmental control material inside the package, wherein the amount of the environmental control material is selected to affect an operation of the MEMS device. [read post]
8 Nov 2009, 4:50 pm
A MEMS acoustic filter comprising:a MEMS resonator; andat least two acoustic I/O ports. [read post]
12 Feb 2008, 2:07 pm
A microelectromechanical (MEM) fluid health sensing device, comprising: a MEM viscosity sensor arranged to, when immersed in a fluid, provide an output which varies with the viscosity of said fluid; and a MEM contact switch lubricity sensor arranged to, when immersed in said fluid, provide an output which varies with said fluid's lubricating performance. [read post]
