David Sherrer
David W Sherrer: Microstructures comprising silicon nitride layer and thin conductive polysilicon layer. Shipley Company L L C, Niels Haun, Jonathan D Baskin, March 2, 2004: US06698295 (96 worldwide citation)

Surface micromachined structures having a relatively thick silicon nitride layer and a relatively thin conductive polysilicon layer bonded together. Preferably, the silicon nitride layer and conductive polysilicon layer are made in the same low pressure chemical vapor deposition (LPCVD) step. The po ...

泰健 劉
Tay Jian Liu: Method and device for void fraction measurement and adverse output signal mitigation on pressure-base instruments. Institute of Nuclear Energy Research, Burns Doane Swecker & Mathis, May 6, 2003: US06557417 (4 worldwide citation)

A method and device for void fraction measurement in a gas/liquid two-phase stratified flow system in disclosed. A couple of pressure-signal tubes are mounted to the through into the top and bottom walls of the horizontal pipeline portion of the flow system to measure the pressure differential value ...

David Sherrer
David W Sherrer, Don E Leber, Dan A Steinberg: Micromachined, etalon-based optical fiber pressure sensor. Haleos, January 10, 2002: US20020003917-A1 (1 worldwide citation)

An optical fiber pressure sensor having a base layer 20 with an optical fiber hole, a fiber stop layer 28 and, optionally, an etch stop layer 24. The fiber stop layer optionally has a fiber stop hole 33 that is smaller than the optical fiber 22. A diaphragm cap layer 32 is bonded to the fiber stop l ...

Abudu Shalamu
崔春亮, 张剑, 阿不都沙拉木, 雷建花, 申祥民: 检测过滤器压力和流量的装置. 新疆水利水电科学研究院, 白志斌, 乌鲁木齐新科联专利代理事务所, May 18, 2011: CN201020559656.4

本实用新型公开了一种检测过滤器压力和流量的装置,检测压力装置的结构为打压罐与小水泵连接,在打压罐上设置着压力变送器、压力表和出水接口,油泵连接着油压快速接头;检测流量装置的结构为大水泵连接着全自动清洗过滤器,全自动清洗过滤器通过装有超声波流量计连接着进水罐,在进水罐上设置着压力变送器、压力表和出水接口,出水接口安装的钢筋塑料管连接着待检过滤器,待检过滤器通过钢筋塑料管连接着出水罐,在出水罐上设置着压力变送器、压力表,出水罐的出口连接着蓄水池,变频器分别通过导线连接着大、小水泵,控制器操作台通过电缆分别连接着检测压力装置、检测流量装置和出水罐的压力变送器、超声波流量计。本实用新型检测过滤器的压力 ...

Stephen C Kenyon: Signal recognition system and method. Broadcast Data Systems Partnership, Fitzpatrick Cella Harper & Scinto, May 11, 1993: US05210820 (360 worldwide citation)

Recognizing a signal begins by receiving the signal and sampling it at a plurality of sampling points to produce a plurality of signal values. A statistical moment of the signal is calculated using the signal values according to the formula: ##EQU1## where: N=the number of sampling points;

Mei H Sun, Kenneth A Wickersheim: Three-parameter optical fiber sensor and system. Luxtron Corporation, Majestic Parsons Siebert & Hsue, January 22, 1991: US04986671 (333 worldwide citation)

A single sensor is provided as part of a fiberoptic probe to measure up to three parameters, namely pressure (or force or displacement), temperature, and heat flow or fluid velocity. A solid elastomeric optical element is formed at the end of optical fiber transmission medium, and adjacent light ref ...

Ate J Meinema: Catheter sensor and memory unit. Sentron v o f, Henry W Collins, Thomas R Vigil, August 22, 1989: US04858615 (321 worldwide citation)

The sensor and memory unit (30, 92 or 94) includes a sensor assembly (34) having at least one sensor (48, 50 or 96) therein and a memory (18, 22, 70, 98) associated and fixed therewith. In one embodiment the memory (70, 98) is mounted in a memory module (38 or 90) which is connected by a multiconduc ...

Curtis A Vock, Dennis Darcy, Andrew Bodkin, Perry Youngs, Adrian F Larkin, Steven Finberg, Charles Marshall, Shawn Burke, Peter Flentov, Kevin J Grealish: Sport monitoring system for determining airtime, speed, power absorbed and other factors such as drop distance. PhatRat Technologies, Curtis A Vock, Lathrop & Gage L C, March 25, 2003: US06539336 (314 worldwide citation)

The invention detects the loft time, speed, power and/or drop distance of a vehicle, such as a sporting vehicle, during activities of moving and jumping. A loft sensor detects when the vehicle leaves the ground and when the vehicle returns to the ground. A controller subsystem converts the sensed in ...

Dean Weber: Object interactive user interface using speech recognition and natural language processing. One Voice Technologies, James Y C Sze, Pillsbury Winthrop, August 13, 2002: US06434524 (301 worldwide citation)

A system and method for interacting with objects, via a computer using utterances, speech processing and natural language processing. A Data Definition File relates networked objects and a speech processor. The Data Definition File encompasses a memory structure relating the objects, including gramm ...

Joe D Bourland, Charles F Barbs, Leslie A Geddes, Willis A Tacker Jr, George P Graber: Pressure mapping system with capacitive measuring pad. Purdue Research Foundation, Burns Doane Swecker & Mathis, April 30, 1991: US05010772 (224 worldwide citation)

A capacitive measuring pad is constructed of transverse conductive strips separated by a compressible insulator to form a matrix of pressure sensitive capacitive nodes. The nodes are repetitively scanned in sequence by a microcomputer to measure their respective capacitances, from which measurements ...

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