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Matches 1 - 50 out of 1,552

Document Document Title
WO/2021/002943A1
Using a pressure sensor of a mobile device to improve the reliability of determined contexts. Particular embodiments described herein include machines that determine a context of a mobile device, and determine if the determined context i...  
WO/2020/250839A1
This pressure sensing device 1 is equipped with: a case 2 which is provided to a liquid passage 4 through which a liquid subject to pressure measurement is circulated; a diaphragm 3 that is provided so as to separate the space inside the...  
WO/2020/234407A1
The invention relates to a method for calibrating a first pressure sensor (PA), which measures a first pressure in the form of a force signal within a hose (1) filled with liquid and which bears directly against the hose and is integrate...  
WO/2020/235423A1
A gas safety device (100) is provided with: a flow rate measurement unit (103) for measuring the flow rate of gas flowing through a flow path (101); a first pressure sensor that is disposed inside the flow path (101) and measures an abso...  
WO/2020/193388A1
The invention relates to a method and a device for continuously monitoring the membrane coupling in a pressure measuring system of an extracorporeal circulation of a blood treatment machine. The invention allows the continuous monitoring...  
WO/2020/182808A1
The invention proposes a method for generating an estimator of error in the measurement of a motor vehicle cylinder pressure sensor, the method being implemented by a computer comprising a memory, the method comprising the following step...  
WO/2020/177953A1
The invention relates to a sensor assembly (110) for determining at least one pressure p of a fluid or gaseous medium. The sensor assembly (110) has at least one pressure port (112). The pressure port (112) has a diaphragm (116) which ca...  
WO/2020/126289A1
The invention relates to a pressure gauge comprising a pressure sensor (1), a pressure transmitter (3) connected upstream of the pressure sensor (1) and having an isolation diaphragm (5), the outer side of which can be supplied with pres...  
WO/2020/126278A1
The invention relates to a pressure gauge comprising a pressure sensor (1, 47), a pressure transmitter (3) connected upstream of the pressure sensor (1, 47) and having an isolation diaphragm (5), the outer side of which can be supplied w...  
WO/2019/147609A3
Described herein is a device for lowering intraocular pressure, the device comprising a plate structure comprising an upper surface opposite a lower surface, the plate structure formed from a multi-directional plate having a plate thickn...  
WO/2020/072911A1
Methods of compensating for undesired influences in a pressure transmitter wherein the pressure transmitter comprises a body for housing a low-pressure sensor and a high-pressure sensor each of which is in fluid communication with a port...  
WO/2020/061798A1
A system (100) generating an electrical signal based on at least one physical quantity, includes sensor units (104) each generating an individual electrical signal in response to the at least one physical quantity, a selecting unit (114)...  
WO/2020/053485A1
According to an example aspect of the present invention, there is provided a MEMS pressure sensor (1), comprising: a sensor portion (10) comprising a deformable membrane (11) and a first volume (12), and a valve portion (20) comprising a...  
WO/2020/025519A1
The invention relates to a method for monitoring the operation of a pressure measuring cell (10) of a capacitive pressure sensor (1), wherein the pressure measuring cell (10) comprises a pressure-dependent measuring capacitor (CM) and a ...  
WO/2020/025520A1
The invention relates to a method for monitoring the function of a pressure measuring cell (10) of a capacItive pressure sensor (1), wherein the pressure measuring cell (10) comprises a pressure-dependent measuring capacitor (CM) and a p...  
WO/2019/228700A1
A sensor arrangement (10) comprises a pressure sensor (12) that is realized as capacitive pressure sensor, a capacitance-to-digital converter (13) coupled to the pressure sensor(12) and implemented as a delta-sigma analog-to- digital con...  
WO/2019/228701A1
A sensor arrangement(10) comprises a pressure sensor (12) that is realized as a capacitive pressure sensor, a capacitance-to-digital converter (13), a test circuit (14) and a switching circuit (15) that couples the capacitance-to- digita...  
WO/2019/231251A1
The present invention relates to a pipe damage detection apparatus, a pipe damage detection system using same and a pipe damage detection method using same, the pipe damage detection apparatus comprising a band unit and a sensor unit. Th...  
WO/2019/142925A1
Provided is a pressure detector adjusting device capable of arbitrarily adjusting an initial position of a membrane member. This adjusting device of a pressure detector S is provided with a control unit E which successively executes a fi...  
WO/2019/141917A1
The invention relates principally to a method for conformity control on installation of a differential pressure sensor (17) comprising a pressure tapping (18) and a pressure tapping (19) respectively upstream and downstream of a particle...  
WO/2019/120776A1
According to the invention, first, the sensor module is compensated (310) by implementing the transfer function W(S1, S2) in the measuring circuit of the sensor module, which generates sensor measured values pS as a function of primary s...  
WO/2019/104450A1
Provided is a partial-pressure mass spectrometer calibration apparatus, constituted primarily by a fine-tuning valve (1), a piston pressure gauge (2), a sample preparation chamber (4), a plurality of high-purity gas cylinders (26, 27, 29...  
WO/2019/096759A1
The invention relates to an installation (1) for detecting and locating a leak in at least one fluid transport circuit (Ps, Pt), notably an anemometer circuit of an aircraft, comprising a leak test apparatus (10) comprising means (12) fo...  
WO/2019/054403A1
A pressure measurement device 1 according to the present invention measures, by tonometry, an internal pressure in an object to be measured that is provided with an internal space filled with fluid and a surface layer having a curved sur...  
WO/2019/042642A1
Differential pressure measuring arrangement comprising: a differential pressure measuring transducer (10) for capturing and providing a differential pressure measurement signal which depends on a difference between a first media pressure...  
WO/2019/016662A1
The invention is based on a method and a device for the remote monitoring of the pressure state of a fire extinguishing agent in a fire extinguishing device or system with at least two independent manometers. According to the invention, ...  
WO/2019/011353A1
A pressure calibration apparatus and a pressure instrument calibration information processing method, belonging to the field of pressure instrument measurement and calibration. The pressure calibration apparatus comprises: a pressure cal...  
WO/2018/225853A1
A diaphragm vacuum gauge (100) is provided with a temperature difference calculating unit (14) and an abnormality determining unit (15). The temperature difference calculating unit (14) obtains a temperature difference Δt between a temp...  
WO/2018/215181A1
A method for monitoring a cylinder pressure sensor (11) is proposed, in which method the sensor value is checked for admissibility and inadmissibility in a predefinable crankshaft angle range, when admissibility is detected the cylinder ...  
WO/2018/197525A1
The invention is directed to a pressure sensor verification device (1), particularly for verification and/or calibration of a dynamic pressure sensor, and also methods of manufacturing and operation of this. The device (1) comprises a bo...  
WO/2018/201163A1
Disclosed is a system and valve assembly that can be used to promote the laminar flow of a variety of fluids and gases. In one embodiment, the valve assembly can be used to remove entrained water bubbles from a water supply. This, in tur...  
WO/2018/180370A1
A refrigerating machine (1) equipped with a condenser (3), an intermediate cooler (4), and an evaporator (5) through which a low-pressure refrigerant flows, and further equipped with: a sensor attached to at least one among the condenser...  
WO/2018/054540A4
The invention relates to a device and to a method for dynamically calibrating pressure sensors. Pressure acting upon the pressure sensor is compared to a corresponding desired parameter by means of a device according to the pistonphone p...  
WO/2018/106513A1
A microelectromechanical system (MEMS) device includes at least one substrate, a lid, a MEMS component, a sensor, and a power supply. The lid is coupled to the substrate so that the substrate and the lid cooperatively define an interior ...  
WO/2018/105227A1
Provided are a relay device configured to eliminate the need to calibrate an output value of a pressure sensor in a pressure detection device even when a mold is replaced, and a pressure detection device. A relay device (70) of a pressur...  
WO/2018/092074A1
A device for use in pressure sensing such as hydrocephalus shunts, having a housing enclosing a chamber with at least one port communicating with the chamber. A wall of the chamber includes a flexible portion or thin diaphragm that defle...  
WO/2018/068904A1
The invention relates to a method for inspecting a pressure sensor (35) of a high pressure injection system (13), wherein, in a compression chamber (33) of a high pressure pump (15), a piston (22) of the high pressure pump (15) is moved ...  
WO/2018/058288A1
A method and device for detecting flight altitude, and an unmanned aerial vehicle (100). The method comprises: acquiring a flight speed of an unmanned aerial vehicle (100) (S101); calculating, according to the flight speed, a compensatio...  
WO/2018/063903A1
A differential pressure transmitter (300) configured to provide an absolute pressure measurement is presented. The differential pressure sensor (300) comprises a first process fluid inlet. The differential pressure sensor (300) also comp...  
WO/2018/054540A1
The invention relates to a device and to a method for dynamically calibrating pressure sensors. Pressure acting upon the pressure sensor is compared to a corresponding desired parameter by means of a device according to the pistonphone p...  
WO/2018/048497A1
Techniques provided herein are directed toward adjusting the rate at which a mobile device's barometric pressure sensor takes measurements, based on whether movement is detected from motion sensors, such as accelerometers, gyroscopes, an...  
WO/2018/028931A1
A method for diagnosing a differential pressure line (3, 5) of a differential pressure measurement arrangement (1), in particular according to any one of the preceding claims, having at least the following method steps: a) capturing a fi...  
WO/2018/023169A1
Elevation monitoring apparatus includes an enclosed base reference station (10) a 2000m long, elongate housing (11) extends along the length of a traverse. A pair of conduits (12, 13) are filled with air (14) and water (15) respectively ...  
WO/2018/014790A1
A fully-automated hand-held pressure calibrator, comprising a housing, and gas path components and circuit components installed in the housing. The gas path components comprise a pressure source capable of supplying a pressurized gas. Th...  
WO/2017/205533A1
A microphone device comprises a microphone die including a first microphone motor and a second microphone motor, an acoustic integrated circuit structured to process signals produced by the first microphone motor and the second microphon...  
WO/2017/174547A3
The present invention relates to a measurement module (100, 100', 200, 220, 300, 400) for measuring the differential pressure between a first and second connection point (101a, 102a) arranged in a transport line for a fluid. The measurem...  
WO/2017/174547A2
The present invention relates to a measurement module (100, 100', 200, 220, 300, 400) for measuring the differential pressure between a first and second connection point (101a, 102a) arranged in a transport line for a fluid. The measurem...  
WO/2017/173535A1
A method of calibrating output of an absolute atmospheric pressure sensor of an electronic device includes: determining, at a processor of the electronic device, that a location of the electronic device is at a known absolute altitude an...  
WO/2017/164183A1
In piezoelectric sensors, conventional amplification factor adjustment methods involving the cutting of a wiring pattern or the use of a laser trimmable resistor are unable to adjust the amplification factor when the sensor is in a compl...  
WO/2017/129954A1
A method for testing a batch of environmental sensors to determine the fitness for purpose of the batch of environmental sensors, the method comprising: performing a plurality of electrical test sequences to the heater inputs of the batc...  

Matches 1 - 50 out of 1,552