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WO/2005/079112 |
A capacity detection type sensor element (10) includes a rectangular diaphragm (11) and a flat rear electrode (12) which are arranged to oppose each other. The capacity detection type sensor element (10) further includes fixed portions (...
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WO/2005/078404 |
A capacitive sensor (10) in which a parasitic capacitance does not function as a capacitor and its effect on the detected capacitance can be eliminated apparently because a guard electrode (4) is arranged between a first electrode (1) an...
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WO/2005/075969 |
The invention concerns a sensor with silicon-containing components from whose sensitive detection element electrical signals relevant to a present analyte can be read out by means of a silicon semiconductor system. The invention is chara...
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WO/2005/075952 |
The invention relates to a differential pressure sensor comprising a hydraulic body (1), in which an excess-load chamber, which is provided with an excess-load membrane (13), is configured. Said membrane divides the excess-load chamber i...
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WO/2005/075953 |
The invention concerns a device with a housing and at least one electrical component, said housing containing at least one of the electrical components and being filled, at least in part, with a passivating agent. The invention also prov...
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WO/2005/071375 |
The invention relates to a remotely testable surface acoustic wave temperature sensor comprising on the surface of an Y'-cut quartz substrate forming an angle $g(u) with the axis Y, at least two resonators (T1SAW, T2SAW) provided with tr...
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WO/2005/071376 |
A transducer apparatus is disclosed herein, including a method thereof for forming the transducer apparatus. A metal diaphragm can be molecularly bonded to a ceramic material to form a ceramic surface thereof. A bridge circuit is connect...
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WO/2005/071378 |
The invention concerns a device (3) for separating two fluid media (1, 2), particularly a pressure measuring device, flowmeter or the like, comprising a housing (4) and a diaphragm (5) placed inside and/or on the housing (4). The diaphra...
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WO/2005/071379 |
The invention relates to a sensor comprising a base body (4, 4.1) and a sensor element (5--5.4), in particular for transforming and/or transferring measuring variables. The sensor element (5-5.4) is associated with a receiving element (6...
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WO/2005/068959 |
An electronic strain sensing assembly comprising a capacitive strain sensor configured to sense a strain and output a capacitance change representative of the sensed strain. A driving clock provides a clock signal configured to drive the...
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WO/2005/068963 |
The invention relates to a pressure recorder, for the measurement of the pressure of a fluid medium in a pressure measurement chamber, sealed with a membrane of a separate system element, for example, blood. The pressure recorder compris...
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WO/2005/066599 |
A device for sensing pressure including a chamber defïning part having a first diaphragm mounted in communication with the sealed chamber defining part, and a second diaphragm electrically insulated from the first, preferably by a space...
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WO/2005/062013 |
The invention relates to a pressure sensor comprising a membrane (1) which be moved or deformed in a variable manner as a result of pressure differences. The structure of the pressure sensor is such that it can also be used advantageousl...
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WO/2005/058133 |
Implantable pressure sensor (20) and method for making and using the same are provided. A feature of the embodiments of the subject pressure sensors is that they are low-drift sensors. The subject sensors find use in a variety of applica...
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WO/2005/059343 |
The present invention relates to apparatuses for detecting fuel pressure in internal combustion engines. The invention especially relates to internal combustion engine applications in which fuel reaches a high pressure. The apparatus acc...
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WO/2005/057154 |
A pressure transducer (2) includes a carrier (20) having a central aperture (24) for receiving fluid from a vessel. A sense die (6) mounts on the carrier (20) having a first side configured to interact with a fluid from the vessel. A gel...
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WO/2005/054804 |
A capacitive pressure sensing device (100) comprising, a base member (104), a diaphragm member (102) deflectable under an external pressure (110), a cantilever member (106) disposed between the base member (104) and the diaphragm member ...
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WO/2005/054777 |
A strain gauge (10), comprising a silicon strain sensing element (14) for sensing strain with first and second load points (16) and provided with a pair of piezo-resistors (22) located between said load points such that, when said strain...
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WO/2005/052533 |
A sensor substrate (1) having on its lower surface a surface acoustic wave element (2) for detecting pressure is mounted on a supporting substrate (6) through a sealing member (4) surrounding a sensor section (2). A sealing space S is fo...
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WO/2005/052534 |
A pressure-detecting piezoelectric substrate (2) is mounted on a supporting piezoelectric substrate (3), and a sealing member (5) is provided between the supporting piezoelectric substrate (3) and the pressure-detecting piezoelectric sub...
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WO/2005/052530 |
A method and pressure-sensor system provide a digital-frequency output linearly proportional to a sensed pressure. The system comprises a MEMS pressure-sensing element to provide a pressure-sensing output and voltage-to-frequency convert...
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WO/2005/050154 |
The invention relates to an attack angle probe used to measure the attack angle of a circulating air flow outside a skin. The invention is particularly suitable for use in the aeronautics industry, where it can be used to measure the att...
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WO/2005/044720 |
The invention relates to a micromechanical component and a method for production of a micromechanical component, comprising at least one first, one second and one third region. The first and the second regions of the micromechanical comp...
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WO/2005/043087 |
A means is described for making low-cost pressure and humidity sensors using flexographic printing methods, carbon-resistive inks, and flexible substrates. Specifically described are low-cost sensors for measuring applied pressure and mo...
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WO/2005/042950 |
An internal combustion engine diagnostic sensor system comprises a fuel rail (6) for the engine (1) wherein the fuel rail (6) has a high pressure inlet end, a plurality of injector ports (7), and a terminating end (10) and wherein a piez...
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WO/2005/040747 |
The invention relates to a method for producing a semiconductor sensor, comprising the steps of providing a counter-base wafer and a decoupling-base wafer, whereby the counter-base waver has a first contact surface that is to be joined t...
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WO/2005/040748 |
A pressure sensor device for producing a signal indicative of a fluid to be monitored, including a housing having a fluid conduit for receiving the fluid to be monitored and a diaphragm (102) positioned at an end of the fluid conduit.
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WO/2005/038422 |
A surface mount package for a multi-chip device has a leadframe formed with first and second die pads and leadouts from the respective die pads. An environmentally responsive sensor chip is secured to the first die pad and an environment...
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WO/2005/036118 |
A pressure module (200) includes a sensor assembly (202) with tubes (210, 212) extending from a pressure sensor (204) to fluid isolator members (206, 208). The pressure sensor is contained in a cavity (216) in a module housing (214). The...
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WO/2005/033660 |
A flexural plate wave sensor including a flexural plate (74) having a length and a width and a comb pattern (76, 78) over the flexural plate with drive teeth disposed across the entire length of the flexural plate to reduce the number of...
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WO/2005/032624 |
An implantable medical device (16) for delivering a therapeutic substance to a delivery site (23) in a patient (18). A reservoir (24) holds a supply of the fluid therapeutic substance. A catheter (22) has a proximal end, a delivery regio...
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WO/2005/033643 |
A pressure sensor (100) and system for measuring pressure changes, especially in harsh environments, is described. The pressure sensor has a Fabry-Perot optical cavity formed within a tube (115) with a partial reflective mirror (130) pro...
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WO/2005/033644 |
Magnetic pressure sensor device, of the type comprising at least one magnetic layer (11) able to vary a magnetisation associated thereto in response to a pressure (P) exerted thereon. Said device (20; 30; 40; 50) comprises a plurality of...
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WO/2005/034359 |
A measurement system includes multiple analog sensor elements and multiple sigma-delta modulators for producing digital outputs. Each sigma-delta modulator receives charge packets from one or more sensor element and charge packets from a...
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WO/2005/026678 |
The invention relates to a piezoelectric measuring element (9) comprising at least two piezoelectric transverse effect crystals (1) for measuring axially applied forces and/or pressures, and a pressure sensor or force sensor that is prov...
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WO/2005/026676 |
A sensor apparatus and method are disclosed herein, including a sensor element located on a base and a cover located proximate to the base. The cover generally includes a sensor diaphragm and a dimple that can form a part of the cover. A...
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WO/2005/026682 |
The pressure transducer provided with a measuring chamber is separated by a medium which is to be measured by a separation membrane. A piezoelectric element is arranged on the measuring chamber which is filled with silicone oil, thereby ...
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WO/2005/024365 |
An optical sensor (10) that provides for concurrent pressure and temperature measurements at substantially the same location includes at least one launch fiber (22) and at least one temperature sensitive material (52) having a refractive...
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WO/2005/024367 |
A calibratable pressure sensor group having a working pressure range. The sensor group may include a first resonating pressure sensor having a single resonance frequency extremum point at a known flipping point pressure value within a wo...
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WO/2005/024339 |
A fiber optic sensor (20) has a hollow tube (26) bonded to the endface (25) of an optical fiber, and a diaphragm (28) bonded to the hollow tube. The fiber endface and diaphragm comprise an etalon cavity (30). The length of the etalon cav...
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WO/2005/022110 |
A protected resonating sensor (10) may include at least one resonating sensor unit (82). Each sensor unit (82) has one or more vibratable members. The protected sensor includes a compliant member (20) that forms part of one or more chamb...
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WO/2005/022105 |
A method of measuring absolute static pressure in a microfluidic device transporting a working fluid that is immiscible in a first selected gas environment, includes providing a first fluid conducting channel having an atmosphere provide...
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WO/2005/019790 |
In a sensor device, a pressure sensor (1), an acceleration sensor (2) and a signal processing circuit (3) are disposed on the lower surfaces of leads (4), aligned in a row longitudinally of the sensor device. As seen longitudinally of th...
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WO/2005/019785 |
A capacitive sensor including a housing having a hermetically sealed cavity, a plate in the cavity, a diaphragm forming a part of the cavity and spaced from the plate, a conductive layer on the first diaphragm, and a second conductive la...
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WO/2005/019789 |
This pressure sensor device comprises a thin sheet-like diaphragm (12) whose surface is formed with a strain resistance gauge, and a stop member (13) having a recess (14) forming a curve along the displacement forming surface of the diap...
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WO/2005/017479 |
A diaphragm cover apparatus and method for a sensor are disclosed. A sensor cover is located proximate to a base. A dimple can be located centrally within the cover, wherein the dimple comprises a component that is separate from the sens...
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WO/2005/017480 |
A sensor apparatus and method are disclosed herein. A base is generally located proximate to a cover. A sensor element (e.g., quartz, silicon, ceramic, and the like) can be located on the base, such that the cover and the base form a cle...
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WO/2005/015147 |
The invention relates to measuring engineering, in particular to measuring nonelectrical quantities, namely to semiconductor pressure gauges. The technical aim of said invention is to increase the accuracy of measurement of constant pres...
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WO/2005/014878 |
The invention relates to a carrier device for magnetizable substrates such as high-grade steel substrates. Said carrier device is particularly suitable for processing thin-layer substrates and comprises at least one magnetically effectiv...
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WO/2005/012864 |
The invention relates to a differential pressure sensor consisting of a body (1) which comprises an overload chamber arranged therein and provided with an overload membrane (13) dividing it into a high-pressure half-chamber (20) and a lo...
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