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Pressure Sensor patents



      
           
This page is updated frequently with new Pressure Sensor-related patent applications.



Date/App# patent app List of recent Pressure Sensor-related patents
01/28/16
20160027992 
 Package-in-package semiconductor sensor device patent thumbnailPackage-in-package semiconductor sensor device
A semiconductor sensor device includes a device substrate, a micro-controller unit (mcu) die attached to the substrate, and a packaged pressure sensor having a sensor substrate and a pressure sensor die. The sensor substrate has a front side with the pressure sensor die attached to it, a back side, and an opening from the front side to the back side.
Freescale Semiconductor, Inc.


01/28/16
20160026767 
 Non-invasive nutrition monitor patent thumbnailNon-invasive nutrition monitor
An apparatus includes a sensor configured to detect a variable characteristic, the variation of the characteristic including variation indicative of an individual swallowing when the sensor is positioned in a neck area of the individual. The apparatus includes a wireless data communication interface configured to receive information related to the characteristic and transmit the information externally.
The Regents Of The University Of California


01/28/16
20160025669 
 Stretchable ionics for transparent sensors and actuators patent thumbnailStretchable ionics for transparent sensors and actuators
A class of devices enabled by ionic conductors is highly stretchable, fully transparent to light of all colors, biocompatible or biodegradable, and capable of operation at frequencies beyond 10 kilohertz and voltages above 10 kilovolts. These devices enabled by ionic conductors can be used as large strain actuators, full-range loudspeakers, as strain or pressure sensors and as stretchable interconnects.
President And Fellows Of Harvard College


01/28/16
20160025586 
 Protective cover for pressure sensor nozzle patent thumbnailProtective cover for pressure sensor nozzle
Systems and methods are provided for preventing foreign objects from entering a nozzle of a pressure sensor. Example pressure sensor assemblies include a housing for a pressure sensor, a nozzle coupled to the housing and configured to permit airflow into the housing, and a nozzle cover including a plurality of surface openings configured to permit airflow into the nozzle.
Ford Global Technologies, Llc


01/28/16
20160025585 
 Improved pressure sensor comprising a hermetic casing patent thumbnailImproved pressure sensor comprising a hermetic casing
A pressure sensor includes an encapsulant housing an electronic member. The electronic member includes a proof body, which has two opposite sides facing away from each other.

01/28/16
20160025583 
 Cmos pressure sensor with getter using ti-w wire embedded in membrane patent thumbnailCmos pressure sensor with getter using ti-w wire embedded in membrane
Various exemplary embodiments relate to a pressure sensor including a pressure sensitive membrane suspended over a cavity, wherein the membrane is secured by a set of anchors to a substrate; and a getter material embedded in the membrane, wherein the surface of the getter is in contact with any gas within the cavity, and wherein two end points of the getter material are attached through the substrate by anchors capable of conducting through the substrate an electrical current through the getter material.. .
Ams International Ag


01/28/16
20160025581 
 Pressure sensor patent thumbnailPressure sensor
An object of the present invention is to realize a pressure sensor with a small variation in sensor characteristics. The pressure sensor includes a diaphragm having longitudinal and lateral sides, and four strain gauges disposed on the diaphragm.
Hitachi Automotive Systems, Ltd.


01/28/16
20160025580 
 Pressure sensor patent thumbnailPressure sensor
An antenna unit having an antenna coil pattern is disposed in a casing. A sensor unit has a surface acoustic wave detecting element including a first sensing electrode that generates and receives a surface acoustic wave and a first reflector that reflects the surface acoustic wave, which are provided on a substrate configured of a piezoelectric material, and a sensor coil pattern electrically connected to the first sensing electrode and coupled to the antenna coil pattern.
Denso Corporation


01/28/16
20160025351 
 Optimized baking chamber pressure patent thumbnailOptimized baking chamber pressure
The system described herein relates to a baking oven having a baking chamber which is provided with an outlet opening leading to a flue. Air is able to escape from the baking chamber through the outlet opening.
Miwe Michael Wenz Gmbh


01/28/16
20160023893 
 Suspended membrane for capacitive pressure sensor patent thumbnailSuspended membrane for capacitive pressure sensor
Embodiments of a method for forming a suspended membrane include depositing a first electrically conductive material above a sacrificial layer and within a boundary trench. The first electrically conductive material forms a corner transition portion above the boundary trench.
Ams International Ag


01/28/16
20160023720 

Mooring chain stopping device and system for the offshore mooring of a buoyant structure into which such a device is built


The invention relates to a mooring chain stopping device, comprising: a locking housing (50) provided with a channel (53) inside which a mooring chain (2) is capable of sliding, said housing including a means for connecting to a buoyant structure (1), which is configured to direct the axis of said channel to the pulling axis (a) of said chain, said housing further having built-in bolts (2) that are configured to inhibit the sliding of said chain in said channel; and a means for measuring the tension in said mooring chain, said measuring means being built into said locking housing, characterized in that said measuring means includes: at least one chamber (6) consisting of a deformable, closed shell, said chamber being filled with a liquid; at least one bearing part (7) movably mounted in the locking housing (50), said bearing part being placed between the bolts (52) and the chamber (6), said bearing part engaging with the wall of the shell of said chamber so as to pressurize the liquid contained therein, said bearing part being arranged such that the forces exerted by said mooring chain (2) on said bolts (52) causes the movement of said bearing part and the pressurization of said chamber; and at least one pressure sensor (8) configured to measure the pressure of the liquid in said closed chamber (6).. .
Controle Mesure Regulation


01/28/16
20160023523 

Tire pressure sensor assembly


A tire pressure sensor assembly and a method of servicing said assembly is disclosed. The tire pressure sensor assembly includes an adaptor housing having an interior chamber and a flow passage connecting the chamber to an outside of the housing, and a valve core associated with said flow passage.
Caterpillar Inc.


01/28/16
20160023419 

Method of operating a handheld pressing unit


A method of operating a motor-actuated handheld pressing unit includes actuating a switch to initiate a pressing operation whereby one or more pressing jaws are moved from a starting position to a closed pressing position; automatically releasing the one or more pressing jaws by using a pressing piston when a prescribed pressing force has been reached, the pressing piston being actuated hydraulically by a hydraulic medium; and checking the reaching of the prescribed pressing force by using a pressure sensor to detect the pressure of the hydraulic medium. In an embodiment, the release of the pressing jaws may be interrupted.
Gustav Klauke Gmbh


01/28/16
20160022476 

Methods and therapeutic application of thermal energy including blood viscosity adjustment


Apparatus and methods are provided for treating a human condition by providing an appendage chamber having a thermal exchange member. Negative pressure may be applied to a human appendage when placed within the appendage chamber.
Avacen, Inc.


01/28/16
20160022447 

Stent with embedded pressure sensors


A stent including a wire tube and at least one pressure sensor in electrical contact with the wire tube. The pressure sensor includes a diaphragm in communication with a reservoir of liquid, a channel in fluid communication with the reservoir of liquid, and at least one pair of electrodes disposed on opposite sides of the channel, wherein deflection of the diaphragm causes fluid to move from the reservoir into the channel..
University Of Utah Research Foundation


01/28/16
20160022209 

Systems and methods for tracking hydration


Devices, systems, and methods are provided for monitoring hydration of a user that include a fluid container including one or more sensors, e.g., pressure sensors, accelerometers, and the like, for identifying when the user consumes fluid from the container and/or determining the volume of fluid consumed. The fluid container may communicate with a mobile electronic device to monitor at least one of volume and frequency of fluid consumption and provide an output to the user related to compliance with hydration recommendations.
Hydr8 Inc.


01/28/16
20160022159 

Apparatus, measuring a blood pressure gradient


An apparatus, control system and methods are disclosed for directly measuring a blood pressure gradient, i.e. By real-time pressure measurements, with particular application for in situ measurement of transvalvular blood pressure gradients for the aortic valve and other heart valves, using minimally-invasive techniques.
Three Rivers Cardiovascular Systems Inc.


01/28/16
20160022158 

Ring-type cuff for blood pressure manometer


The ring-type cuff (c) is worn on the wrist or the ankle at ordinary times; when measuring blood pressure, the ring-type cuff (c) is placed on a measurement site to be fixed by a self-elastic supporting force, blood pressure is measured by the pressure sensor (s) of the measurement portion (3) and the pilot lamp (led) is simultaneously lighted, the measured data is wired and wirelessly transferred to an external sphygmomanometer by the transmission circuit (ic) to be analyzed, and the analyzed result is displayed on a display portion through a letter or a figure; and the pilot lamp is also turned off if the ring-type cuff (c) descends to the wrist after measurement.. .

01/21/16
20160018911 

Touch pen


A touch pen controls a capacitive touch screen and an electronic device. The electronic device includes a first wireless transmission module.
Primax Electronics Ltd.


01/21/16
20160018296 

Device and drawing a liquid from a process tank


A device for drawing a liquid from a process tank, in particular, a process tank to be protected from contamination, comprising: a first receptacle for receiving the liquid withdrawn from the process tank. A first liquid line, connecting the process tank with the first receptacle and having a first end that can be connected with the process tank and a second end opening into the first receptacle; and at least one first valve assembly, which is arranged between the first and second ends of the first liquid line and is designed to block or release liquid transport through the first liquid line.
Endress+hauser Conductagesellschaft FÜr Mess- Und Regeltechnik Mbh+co. Kg


01/21/16
20160018281 

Selfcalibration of capacitive pressure sensors with electrostatic forces


A pressure sensor calibration system comprises one or more pressures sensors for calibrating sensor parameters based on a membrane deflection or a membrane displacement from an electrostatic force. A measuring component measures capacitance values corresponding to applied voltages at the electrodes of the one or more pressure sensors.
Infineon Technologies Ag


01/21/16
20160018274 

Textile pressure sensor


A textile pressure sensor for the capacitive measuring of a pressure distribution of objects of any shape, in particular body parts, on a surface is proposed, having a first structure (30a) which is conductive at least in regions and a second structure (30b) which is conductive at least in regions, wherein the first and the second structure which are conductive at least in regions are separated from each other by a dielectric intermediate element (48), and wherein conductive regions of the first structure (30a) form capacitors with opposite conductive regions of the second structure (30b). The textile pressure sensor is distinguished in that the first and/or the second structure (30a, 30b) which is conductive at least in regions is designed as a knitted fabric..

01/21/16
20160016446 

Real time tire pressure gauge


A real time tire pressure gauge has a first connector for connecting to a compressed air source, a second connector for connecting to a tire valve, an internal passage between the first and second connectors, a pressure sensor configured to measure a pressure in the internal passage and generate a pressure signal indicating air pressure, a controller connected to the pressure sensor to receive the pressure signal, and a display connected to the controller. The controller is configured to store a static pressure in memory based on an initial pressure sensor and display the static pressure, detect a sudden change in pressure and store a changed pressure in memory in response to detecting the sudden change, periodically sample the pressure signal and store a periodic pressure in memory, calculate an estimated tire pressure based on the static pressure, the changed pressure the periodic pressure, and display the estimated tire pressure..

01/21/16
20160016445 

Tire pressure sensor modules, tire pressure monitoring system, wheel, methods and computer programs for providing information related to a tire pressure


A first tire pressure sensor module is configured to provide information related to a pressure of a tire of a vehicle and comprises a pressure sensor configured to determine the information related to the pressure of the tire. The pressure module further includes a controller configured to selectively operate the tire pressure sensor module in an active state and in an inactive state, wherein an energy consumption of the tire pressure sensor module is lower in the inactive state than in the active state.
Infineon Technologies Ag


01/21/16
20160015422 

Devices and methods for intrahepatic shunts


The invention provides methods and devices for treating liver cirrhosis or portal hypertension by creating an intrahepatic shunt, or new passage, from a portal vein of a patient to a hepatic vein using a device with intravascular imaging capabilities and pressure sensing capabilities or positioning mechanisms. The integration of intravascular imaging aids in the precise placement of the shunt and pressure measurement may verify successful shunt creation.
Volcano Corporation


01/21/16
20160015324 

System, method, and measuring pulmonary data


A system for gathering pulmonary data includes a smartphone and a back cover for the smartphone. The smartphone has a processor, a display, and a pressure sensor.

01/21/16
20160015271 

Palpation diagnostic device


The present invention relates to a palpation diagnostic device, which comprises an optical pressure sensor embedded in a holder; wherein the optical pressure sensor is an optical fiber sensor, or a micro-fabricated waveguide sensor to be disposed on a finger or a palm; and the optical pressure sensor is configured to receive an optical signal whose intensity is attenuated when a force is applied on the optical pressure sensors. Therefore, the palpation diagnostic device of the present invention can provide high sensing sensitivity by attenuating the intensity of the optical signal in the optical pressure sensors which a force is applied on, so it can provide precise and immediate information based on quantitative feedback for the users..
National Cheng Kung University


01/14/16
20160014486 

System for controlling displacement of a loudspeaker


In an example embodiment, an apparatus includes an enclosure having a loudspeaker mounted therein. The apparatus also includes an ic package mounted inside the enclosure.
Nxp B.v.


01/14/16
20160012700 

Alert system for children within proximity of a pool or water


An alarm system surrounds a pool, or other body of water, to alert a parent or other personnel of a potential drowning situation for a child. A pad borders the pool and is separated into sections.

01/14/16
20160011707 

Pressure sensor for touch panel


A pressure sensor for a touch panel includes a signal input member having a conductor patterned on a substrate in an interdigitating shape; a spacer arranged on a brim where the conductor pattern on the substrate of the signal input means is not formed; and a piezo film arranged on the spacer to be spaced apart from the signal input member, a resistance value of which changes according to magnitude of pressure, in which a space (d1) of the conductor pattern of the signal input member placed in an area adjacent to the spacer is smaller than a space (d2) of the conductor pattern of the signal input member placed in an area farthest from the spacer, and an exhaustion hole exposed to outside is formed in an area in which the conductor of the signal input member is not patterned.. .
Naoplus Co., Ltd.


01/14/16
20160011368 

System for stabilizing the temperature sensitivity in photonic circuits comprising thermoelastic optical circuit claddings


A system for stabilizing the temperature sensitivity in photonic circuits comprising a thermoelastic cladding directly overlaid on a photonic circuit, wherein the properties of the thermoelastic cladding are such that the temperature of the photonic circuit is passively stabilized, such as by adjustment of the effective refractive index of the photonic circuit. The thermoelastic cladding may comprise a negative thermo-optic coefficient and the photonic circuit has a positive thermo-elastic coefficient.
The United States Of America As Represented By The Secretary Of The Navy


01/14/16
20160011074 

Pressure profiling system


A solution for acquiring pressure data for an object, such as an airfoil, is provided. One or more pressure sensor nodes are utilized, each of which includes a set of pressure sensors and a processing component.
International Electronic Machines Corporation


01/14/16
20160011024 

Impact mass flow sensor for monitoring peanut harvest yields


Yield monitoring systems for harvesting machines and methods that can provide yield monitoring of crops are described. Machines include those that pneumatically convey crop through the machine such as peanut harvesting machines.
Amadas Industries, Inc.


01/14/16
20160010537 

Systems and methods for diagnosing an engine


In one aspect, a method for detecting and diagnosing a coolant leak of an engine may include diagnosing a coolant leak of the engine based on a low frequency pressure response of a measured engine coolant pressure. In another aspect, an engine system (e.g., for a vehicle) includes an engine and a coolant system operatively connected to the engine.
General Electric Company


01/14/16
20160009546 

Mems pressure sensor with thermal compensation


A semiconductor device having a capacitive pressure sensor structure includes a substrate, an interlayer dielectric layer on the substrate, a bottom electrode of a pressure sensor within the interlayer dielectric layer, a pressure sensing cavity above the bottom electrode, a sensing film above the pressure sensing cavity and covering a portion of the interlayer dielectric layer, a cover layer on the interlayer dielectric layer and on the sensing film, the cover layer having an opening exposing a portion of the sensing film, and a high thermal expansion coefficient material layer disposed on cover layer and sidewalls of the opening. Through the use of the high thermal expansion coefficient material layer, the capacitive pressure sensor structure is not susceptible to changes in ambient temperature to enhance the sensitivity of the capacitive pressure sensor structure..
Semiconductor Manufacturing International (shanghai) Corporation


01/14/16
20160009545 

Strain detection element, pressure sensor, microphone, blood pressure sensor, and touch panel


A strain detection element is provided above a deformable membrane. Moreover, this strain detection element includes an electrode and a stacked body, the stacked body including: a first magnetic layer whose magnetization direction is variable according to a deformation of the membrane; a second magnetic layer provided facing the first magnetic layer; and an intermediate layer provided between these first magnetic layer and second magnetic layer, and at least part of the first magnetic layer is amorphous, and the electrode includes a metal layer configured from a cu—ag alloy..
Kabushiki Kaisha Toshiba


01/14/16
20160007924 

Implantable pressure transducer system optimized to correct environmental factors


This invention relates generally to systems and methods for optimizing the performance and minimizing complications related to implanted sensors, such as pressure sensors, for the purposes of detecting, diagnosing and treating cardiovascular disease in a medical patient. Systems and methods for anchoring implanted sensors to various body structures is also provided..
Pacesetter, Inc.


01/14/16
20160007902 

Method, device and system for assesing the quality of balance


A method, device, and system for assessing the quality of balance, the device comprising a plate for receiving the feet of a subject and mounted on a plurality of pressure sensors measuring vertical forces applied to the plate, wherein the method comprises the following steps: measuring, by the pressure sensors thereof, vertical forces applied to the plate, at least before and while the subject mounts the device; calculating, according to the measured values, parameters that are relevant for the assessment, including at least one parameter relating to at least one slowdown in the rise of the values measured by the pressure sensors thereof when the subject mounts the device.. .
Universite De Technologie De Troyes


01/14/16
20160007887 

Bed-leaving sensor and bed-leaving detection method


A bed-leaving sensor for detecting bed-leaving by a user on a bed, including: a sitting position detection member that detects a sitting position of the user based on a detection value of a pressure sensor arranged on the bed; and a bed-leaving behavior detection member that detects bed-leaving behavior of the user with at least one of the following as a condition: (i) the sitting position being detected within a preset bed-leaving expectation region, (ii) a movement volume of a sitting position center of gravity which is a center of gravity of the sitting position exceeding a given threshold value within a given time, and (iii) the sitting position center of gravity moving toward a preset bed-leaving range.. .
Sumitomo Riko Company Limited


01/14/16
20160007886 

Bed-leaving sensor and bed-leaving detection method


A bed-leaving sensor for detecting bed-leaving by a user on a bed, including: a sitting position detection member that detects a sitting position of the user based on a detection value of a pressure sensor arranged on the bed; a foot movement detection member for detecting foot movement of the user based on the detection value of the pressure sensor; and a bed-leaving behavior detection member that detects bed-leaving behavior of the user with the sitting position or the foot movement being detected within a preset bed-leaving expectation region as a condition.. .
Sumitomo Riko Company Limited


01/14/16
20160007851 

Implantable pressure sensors for telemetric measurements through bodily tissues


Continuous pressure sensing is important for patients with several different conditions. We provide an implantable sensor, based on microfluidic principles, which in one example has 1 mmhg limit of detection, high sensitivity and excellent reproducibility.
The Board Of Trustees Of The Leland Stanford Junior University


01/07/16
20160006414 

Methods and devices for microelectromechanical resonators


Mems based sensors, particularly capacitive sensors, potentially can address critical considerations for users including accuracy, repeatability, long-term stability, ease of calibration, resistance to chemical and physical contaminants, size, packaging, and cost effectiveness. Accordingly, it would be beneficial to exploit mems processes that allow for manufacturability and integration of resonator elements into cavities within the mems sensor that are at low pressure allowing high quality factor resonators and absolute pressure sensors to be implemented.
The Royal Institution For The Advancement Of Learning / Mcgill University


01/07/16
20160006050 

Fuel supply unit


A hydrogen supply unit is provided with an inflow block having an inflow passage for hydrogen gas, an outflow block having an outflow passage for hydrogen gas, injectors for adjusting a flow rate and a pressure of hydrogen gas, a secondary pressure sensor for detecting hydrogen gas pressure in the inflow passage, and a tertiary pressure sensor for detecting hydrogen gas pressure in the outflow passage. An inlet side of each injector is connected to the inflow passage and an outlet side of each injector is connected to the outflow passage.
Aisan Kogyo Kabushiki Kaisha


01/07/16
20160004283 

Electronic devices with submersion detection circuitry


A portable electronic device may include submersion detection circuitry for detecting when the electronic device is submerged in water or other liquids. The submersion detection circuitry may include a barometric pressure sensor that gathers air pressure information.
Apple Inc.


01/07/16
20160003701 

Non-electronic air chamber pressure sensor


An apparatus for use in a wellbore having a housing having at least one chamber capable of receiving a fluid, a sealed annular volume, and a non-electronic pressure sensor disposed in the sealed annular volume. The non-electronic sensor includes a sealed, compressible container.
Halliburton Energy Services, Inc.


01/07/16
20160003698 

Motion detection using pressure sensing


According to an embodiment, a method of sensing motion includes receiving a first signal from a first pressure sensor and a second signal from a second pressure sensor, comparing the first signal and the second signal, and characterizing a motion based on the comparing.. .
Infineon Technologies Ag


01/07/16
20160003697 

Pressure sensor


A pressure sensor according to an embodiment includes: a support member; a membrane supported by the support and having flexibility; and a strain detection element formed on the membrane. The strain detection element includes a first magnetic layer formed on the membrane and having a magnetization, a second magnetic layer having a magnetization, and an intermediate layer formed between the first magnetic layer and the second magnetic layer.
Kabushiki Kaisha Toshiba


01/07/16
20160003691 

Superheat sensor having external temperature sensor


A superheat sensor includes a housing, a pressure sensor mounted within the housing, and a processor. A fluid passageway connects the pressure sensor to a source of superheat fluid.
Zhejiang Dunan Hetian Metal Co., Ltd.


01/07/16
20160003347 

Hydraulic system for a dual-clutch transmission


A dual-clutch transmission includes a hydraulic system for actuating hydraulic cylinders of the clutches and the shifting elements. The hydraulic system has a pressure accumulator providing an accumulated pressure in the hydraulic system, and control valves actuatable by a control unit and respectively arranged in pressure lines routed to the hydraulic cylinders of the clutches to adjust the hydraulic pressure applied to the clutches.
Audi Ag


01/07/16
20160003175 

Control internal combustion engine


When engine is in the lean operation, and a wgv is fully closed, a boundary between a stoichiometric region and a lean region is corrected by learning using a turbocharging pressure obtained from a turbocharging pressure sensor. When the engine is in the lean operation, and the wgv is fully closed, the turbocharging pressure obtained from the turbocharging pressure sensor is equal to the actual maximum value of the engine torque output when a throttle valve is fully opened and the engine is in the lean operation, that is, the turbocharging pressure required to achieve the torque on the actual boundary.
Toyota Jidosha Kabushiki Kaisha


01/07/16
20160003026 

Method of determining reservoir pressure


A well test method for use in tight gas reservoirs prior to hydraulic fracture stimulation. The method can use injection of water using low-rate surface pumps into the reservoir below parting pressure.
Bp Corporation North America, Inc.


01/07/16
20160002991 

Interval density pressure management methods


A method for estimating equivalent top of fluid level or a theoretical surface annular back pressure in a subterranean wellbore includes acquiring first and second axially spaced pressure measurements in the wellbore. The pressure measurements may then be processed to compute the equivalent top of fluid level and/or theoretical surface annular back pressure of drilling fluid between the measurement locations.
Schlumberger Technology Corporation


01/07/16
20160002026 

Methods and devices for microelectromechanical pressure sensors


Mems based sensors, particularly capacitive sensors, potentially can address critical considerations for users including accuracy, repeatability, long-term stability, ease of calibration, resistance to chemical and physical contaminants, size, packaging, and cost effectiveness. Accordingly, it would be beneficial to exploit mems processes that allow for manufacturability and integration of resonator elements into cavities within the mems sensor that are at low pressure allowing high quality factor resonators and absolute pressure sensors to be implemented.
The Royal Institution For The Advancement Of Learning / Mcgill University


01/07/16
20160000988 

Tube for extra-corporeal circuit with double connector


The present invention relates to a double connector for a tubular insert, intended to connect an extra-corporeal circuit to a peristaltic pump. The double connector comprises: a first channel with an axis a1, a second channel with an axis a2 not parallel to a1, a pressure chamber arranged along the first channel and suitable for co-operation with a pressure sensor.
Fresenius Medical Care Deutschland Gmbh


01/07/16
20160000344 

Hermetically sealed implant sensors with vertical stacking architecture


The present invention describes vertically stacked and hermetically sealed implantable pressure sensor devices for measuring a physiological signal. The implantable device comprises multiple layers, including a first wafer having a pressure sensor configured to measure the physiological signal and a second wafer having at least a digitizing integrated circuit.

01/07/16
20160000325 

Methods and devices for implantation of intraocular pressure sensors


Methods and devices for implanting an intra-ocular pressure sensor within an eye of a patient are provided herein. Methods include penetrating a conjunctiva and sclera with a distal tip of a fluid-filled syringe and positioning the pressure sensor within a vitreous body of the eye by injecting the sensor device through the distal tip.

12/31/15
20150382120 

Ear pressure sensors integrated with speakers for smart sound level exposure


Systems and methods may provide for a headset including a housing and a speaker positioned within the housing and directed toward a region external to the housing such as, for example, an ear canal when the headset is being worn. The headset may also include an ear pressure sensor positioned within the housing and directed toward the same region external to the housing.

12/31/15
20150382116 

Implantable microphone device


An implantable microphone device is provided. The device comprises a hermetically sealed housing (3) having an internal cavity (2).
Cochlear Limited


12/31/15
20150380013 

Learning algorithm to detect human presence in indoor environments from acoustic signals


A system is described that constantly learns the sound characteristics of an indoor environment to detect the presence or absence of humans within that environment. A detection model is constructed and a decision feedback approach is used to constantly learn and update the statistics of the detection features and sound events that are unique to the environment in question.

12/31/15
20150379858 

Pump monitoring device


A pump monitoring device is configured to be connected to a case drain of a pump. The device includes a manifold having an inlet for connection to the case drain.
Hydrotech, Inc.


12/31/15
20150378435 

User interface system and method


One embodiment of the user interface system comprises: a tactile layer defining a tactile surface touchable by a user and plurality of deformable regions operable between a retracted state, wherein the deformable regions are flush with an undeformable region of the tactile layer; and an expanded state, wherein the deformable regions are proud of the undeformable region. A substrate joined to the undeformable region and defining a fluid port per deformable region and a fluid channel.
Tactus Technology, Inc.


12/31/15
20150377812 

Pressure sensor and manufacturing the same


Disclosed is a pressure sensor that outputs a temperature change caused in an electrical resistor according to a pressure of a gas, as a resistance change in the electrical resistor. The pressure sensor includes: a base substrate including a recess formed therein, a floating film formed on the base substrate, a heater formed on a surface of the floating film and configured to heat the floating film when a current flows therein, and a temperature sensor formed as the electrical resistor on the surface of the floating film.
Tokyo Electron Limited


12/31/15
20150377776 

Probe using ultraviolet and infrared radiation for multi-phase flow analysis


A system and method for determining characteristics of a multiphase flow in a well/pipe are disclosed. The disclosed system and method use an optical immersion probe including a flow gap across which two or more types of radiation are transmitted in order to measure absorptions of two or more substances within the multiphase flow.
Schlumberger Technology Corporation


12/31/15
20150377740 

Auto tire localization systems and methods utilizing a tpms angular position index


Embodiments relate to tire localization systems and methods for tire pressure monitoring systems (tpms). In embodiments, a tire pressure management system comprises a wheel speed sensor (wss), a tire pressure sensor (tps) that can comprise circuitry and/or sensors configured to measure or record tire pressure data and tps phase data, and an electronic control unit (ecu) that can comprise circuitry and/or sensors configured to process the speed sensor data and tps data.
Infineon Technologies Ag


12/31/15
20150377736 

System and multiplexed and buffered sensor arrays


A miniature pressure scanning system may comprise: a plurality of miniature pressure sensors including a plurality of sensor outputs, each of the miniature pressure sensors including at least one sensor output for providing an analog output signal and each at least one sensor output having an associated output impedance; a plurality of buffers, each buffer of said plurality of buffers being electrically coupled to one sensor output of the plurality of sensor outputs, and each said buffer being operative to reduce a settling time constant associated with multiplexer voltage spikes and reduce the associated output impedance of the one sensor output coupled to it; and at least one multiplexer electrically coupled to the plurality of sensor outputs, said at least one multiplexer being operative to be switched between each of the plurality of sensor outputs.. .
Measurement Specialties, Inc.


12/31/15
20150377735 

Pressure sensor and manufacturing the same


Disclosed is a method for manufacturing a sensor module that generates heat through an electric resistor adapted to be exposed to a gas, and outputs a temperature change caused in the electric resistor according to a pressure of the gas, as a resistance change of the electric resistor. The method includes: forming an insulation layer on a substrate in which the insulation layer is an oxide film or a nitride film; and forming a conductor layer on the insulation layer under a temperature condition of 300° c.
Tokyo Electron Limited


12/31/15
20150377734 

Pressure sensor system


A pressure sensor system having a pressure sensor chip is specified, which is mounted on a mounting receptacle of a ceramic housing body having a pressure feed guided to the pressure sensor chip. The housing body is three-dimensionally shaped and monolithically formed and is formed by a ceramic material having a coefficient of thermal expansion which deviates by less than 30% from the coefficient of thermal expansion of the pressure sensor chip in a temperature range of greater than or equal to −40° c.
Epcos Ag


12/31/15
20150377733 

Process isolation diaphragm assembly for metal process seal


A process fluid pressure transmitter includes a sensor body having a pressure sensor and electronics coupled to the pressure sensor to obtain an indication of pressure from the pressure sensor. At least one process fluid isolation assembly is fluidically coupled to the pressure sensor and is configured to receive a process fluid.
Rosemount Inc.


12/31/15
20150377730 

Process pressure transmitter with seal having diamond like carbon coating


A process pressure transmitter system includes a process pressure transmitter housing, a process pressure sensor in the process pressure transmitter housing, a flange face in the process pressure transmitter housing and an isolation diaphragm on the flange face. A first capillary passageway carries a first fill fluid from the isolation diaphragm to the process pressure sensor.
Rosemount Inc.


12/31/15
20150377728 

Passive pressure sensing


A pressure sensor for sensing pressure of a fluid includes a diaphragm separator and a flexure structure. The diaphragm separator exerts an imparted force on the flexure structure, where the imparted force is proportional to fluid pressure exerted on the flexure structure.
Chevron U.s.a. Inc.


12/31/15
20150377662 

Mems-based conformal air speed sensor


Systems and methods for measuring air speed which solve the problem of icing or blockage by creating an exterior surface on an aircraft that channels air and measures the pressure difference of the pressure through the airflow and the static pressure. This exterior surface cannot be blocked easily because air is always flowing when the aircraft is in motion, any external matter that could be on the exterior surface is readily visible, and the exterior surface can be heated to prevent icing.
The Boeing Company


12/31/15
20150377485 

Combustion instability control device and control same


A gas turbine combustion instability control device has a combustion unit provided with a hollow combustion chamber, a gas turbine connected to the inside of the combustion chamber and a dynamic pressure sensor which is provided to the inside of the combustion chamber and measures the combustion dynamics of the inside of the combustion chamber; a diagnosis module which processes combustion dynamic pressure signals (p) according to the combustion dynamics measured by the dynamic pressure sensor to calculate the kurtosis value (k) of the dynamic pressure signals, and compares the same with a kurtosis reference value (kth) to evaluate the combustion instability; and a combustion control unit for controlling the operation of the combustion part according to the determination of the diagnosis module.. .
Hyundai Heavy Industries Co., Ltd.


12/31/15
20150377166 

Internal combustion engine system


An internal combustion engine system includes: an in-cylinder pressure sensor; a crank angle sensor; and a seal portion that seals a space between an outer face of a housing and a wall surface of a cylinder head. A slope that is a ratio of the amount of decrease in a heat release amount relative to the amount of increase in a crank angle is calculated in a period during an expansion stroke from a combustion end point until an opening timing of an exhaust valve.
Toyota Jidosha Kabushiki Kaisha


12/31/15
20150375994 

Pressure sensor and manufacture method thereof


A pressure sensor using the mems device comprises an airtight ring surrounding a chamber defined by the first substrate and the second substrate. The airtight ring extends from the upper surface of the second substrate to the surface between the first substrate and the second substrate and further breaks out the surface.
Miramems Sensing Technology Co., Ltd.


12/31/15
20150375988 

Pressure sensor and manufacture method thereof


A pressure sensor using the mems element and the manufacture method thereof utilize the semiconductor processes to form the micro channel connecting to the chamber, open the micro channel, coat the anti-sticking layer on the inner surface of the chamber, and then seal the micro channel to keep the chamber airtight. Therefore, the manufacture method may essentially simplify the process to coat the anti-sticking layer on the inner surface of the airtight chamber to prevent the sticking and failing of the movable mems element..
Miramems Sensing Technology Co., Ltd.


12/31/15
20150375578 

Automatic wheel to tire pressure sensor correlation in distributed architecture


The wheel locations for wireless tire pressure monitoring sensors are automatically learned by comparing the timing of sensor message transmissions to directly measured wheel rotation, such as from an anti-lock brake system. In order to synchronize the data to be detected and compared across a distributed electronic system, first timestamps are applied to rf sensor messages upon reception in a receiver.
Ford Global Technologies, Llc


12/31/15
20150375520 

Abnormality sensing pressure sensor, and liquid discharge device


The liquid discharge device includes a supply path which guides a liquid accumulated in a liquid accumulating unit to a liquid ejection head, a supply pump which feeds a liquid to the liquid ejection head from the liquid accumulating unit through the supply path, a damper which has a liquid chamber and an air chamber sectioned via a flexible membrane, and a pressure sensor, a pressure value is acquired from the pressure sensor in a state where the air chamber is open to atmosphere, and whether or not there is abnormality in the pressure sensor is determined based on comparison between a hydraulic head pressure between the damper and the pressure sensor, and the pressure value.. .
Fujifilm Corporation


12/31/15
20150375079 

Exercise apparatus, system and associated method


An apparatus (10) for exercise in which a user strikes the apparatus (10), the apparatus (10) including: a body (12) and a sensor assembly (16) located at least partially within the body (12); wherein the sensor assembly (16) includes pressure sensor (18) having a fluid filled housing (95) with a flexible surface (93), the sensor assembly (16) being configured to generate an impact signal associated with deflection of the flexible surface (93) of the pressure sensor (18), and wherein the flexible surface (93) of the pressure sensor (18) is positioned relative to a striking portion (14) of the body (12) such that impacting the striking portion (14) of the body (12) deflects the flexible surface of the pressure sensor (18) thereby generating the impact signal.. .

12/31/15
20150374571 

Compression garment inflation


A test inflation cycle of fluid flow is controlled from a fluid source to each inflatable bladder of a plurality of inflatable bladders of a compression garment. Pressure signals from at least one pressure sensor are received and compared to one or more reference pressure values.
Covidien Lp


12/31/15
20150374480 

Vascular filter with pressure sensor and valve


Systems and devices with an implantable, intravascular filter for preventing emboli from traveling into brain and causing a stroke or transient ischemic attack are disclosed. In particular, an implantable, intravascular device having a filter element, a pressure sensor, and a valve is disclosed.
Cook Medical Technologies Llc


12/31/15
20150374297 

Modular instrumented floor covering


A modular instrumented floor covering assembly is used in connection with a subject walking across the assembly. The floor covering assembly comprises a plurality of sensor panels having interlocking edges.
Clinical Image Retrieval Systems, Inc.


12/31/15
20150374264 

Modular instrumented floor covering


A modular instrumented floor covering assembly is used in connection with a subject walking across the assembly. The floor covering assembly comprises a plurality of sensor panels attached together along interlocking edges.

12/31/15
20150374249 

Personal health data collection


This disclosure provides a personal hand-held monitor (phhm) which comprises a signal acquisition device for acquiring signals which can be used to derive a measurement of a subject's blood pressure (bp), the signal acquisition device being integrated with a personal hand-held computing device (phhcd). The signal acquisition device comprises a blood flow occlusion means adapted to be pressed against one side only of a body part or to have one side only of a body part pressed against it, a means for measuring the pressure applied by or to the body part, and a means for detecting the flow of blood through the body part in contact with the blood flow occlusion means.
LÉman Micro Devices Sa


12/31/15
20150374248 

Device and measuring blood pressure


According to one embodiment of a device for measuring blood pressure, the device includes a pressure sensor, a microprocessor, and a user interface, wherein a user exerts pressure on the user's wrist by using the pressure sensor, the pressure sensor senses the pressure to produce oscillation signal, the microprocessor connects with the pressure sensor and receives the oscillation signal to calculate vessel pulse, systolic blood pressure, and diastolic blood pressure of the user, the user interface connects with the microprocessor and receives instruction data of the microprocessor to inform the user.. .
Prolific Technology Inc.


12/31/15
20150374242 

Method for measureing blood vessel elasticity


According to one embodiment of a method for measuring blood vessel elasticity, adapted to a sphygmus oscillation signal measured by pressure sensor of blood pressure equipment. This method for measuring blood vessel elasticity includes: uses the sphygmus oscillation signal to calculate systolic blood pressure and diastolic blood pressure; extracts a sphygmus signal after corresponds to the diastolic blood pressure; finds the maximum slope of the extracted sphygmus signal; finds a first time by using the maximum slope down to a reference pressure; then finds a second time by using the maximum slope down to the lowest point of the extracted sphygmus signal; and compares the first time and the second time to get the indicator of blood vessel elasticity..
Prolific Technology Inc.


12/24/15
20150371313 

Footcare product dispensing kiosk


A kiosk apparatus that may select for a person a recommended footcare product based on pressure measurements collected from pressures sensors or calculated biomechanical data estimates. Pressure measurements and calculated biomechanical data estimates may be used to determine if a foot is unshod on the pressure sensor and also group a person into a classified subgroup.
Bayer Healthcare Llc


12/24/15
20150369719 

System and methodology for determining properties of a substance


A method for characterizing properties of a porous sample that employs a test apparatus including a sample cell and associated pressure sensor having a configuration that measures pressure of the isolated sample cell. The porous sample is divided into a number of pieces, which are loaded into the sample cell.
Schlumberger Canada Limited


12/24/15
20150369718 

Apparatus and methodology for measuring properties of microporous material at multiple scales


A method for characterizing properties of a manufactured rock sample that employs first and second test apparatus. The first test apparatus includes a sample holder and associated pressure sensors, wherein the sample holder allows for a pulse of test fluid to flow through the sample, and the pressure sensors measure pressure upstream and downstream of the sample as the pulse of test fluid flows through the sample.
Schlumberger Technology Corporation


12/24/15
20150369685 

Method for determining the opening point of a valve


Disclosed is a method for determining the opening point po of a two-position valve (1) controlled by a pulse width-modulated signal (6), the method including the following steps: controlling the valve (1) by a pulse width-modulated test signal st having a duty cycle r growing as a function of time t; and detecting an opening of the valve (1) by observation of a variation in the time of a detection signal s provided by a pressure signal (7) measured by a pressure sensor (2) arranged in a pipe (4, 5) connected to the valve (1) and noted at a moment to of the variation of the detection signal s, the opening point po being the duty cycle r of the test signal st at the noted moment to.. .
Continental Automotive Gmbh


12/24/15
20150369684 

Pressure sensors having low cost, small, universal packaging


pressure sensor package that includes: a pressure sensor support attached to an interconnect housing which is attached to a compensation support; wherein: (a) a pressure sensor device is attached to the pressure sensor support and is electrically connected to pads disposed on the pressure sensor support; (b) compensation circuitry is attached to the compensation support and is electrically connected to pads disposed on the compensation support; (c) connectors disposed in through holes in a wall of the interconnect housing are electrically connected to the pads on the pressure sensor support and to the pads on the compensation support; and (d) a pressure port is disposed in the pressure sensor support.. .
Microlux Technology, Inc.


12/24/15
20150369682 

Physical quantity sensor apparatus, altimeter, electronic apparatus, and moving object


A physical quantity sensor apparatus includes a physical quantity sensor including a flexurally deformable diaphragm including a pressure receiving surface and a temperature sensor disposed on the pressure receiving surface side of the diaphragm to be spaced apart from the diaphragm. The pressure sensor includes a hollow section, which is a pressure reference chamber, on a surface side opposite to the pressure receiving surface of the diaphragm..
Seiko Epson Corporation


12/24/15
20150369680 

Double diaphragm type pressure sensor


A double diaphragm type pressure sensor includes a metal container having a concave portion; a pressure sensor unit mounted on a bottom of the container; a metal diaphragm airtightly bonded to an opening portion of the concave portion of the container; a pressure transmission medium filling a space formed by the metal diaphragm and the concave portion of the container; and a metal terminal penetrating the bottom of the container and being electrically insulated from the container.. .
Fuji Electric Co., Ltd.


12/24/15
20150369676 

Method and system for measuring pore-fluid pressure


A method for measuring pore pressure is provided using a rigid piezometer that does not need a filter and can be used to measure pore-water pressures in partially frozen soils. This method also can be used to measure pore pressure in a porous media when the hydraulic conductivity of the porous media is low or there is limited amount of pore-fluid available to transfer the pressures.

12/24/15
20150369096 

Variable valve lift system in engine and control method thereof


A variable valve lift (vvl) system in an engine includes an oil control valve and a lock pin configured to be hydraulically actuated against an elastic force of a return spring under a control of the ocv. An orifice through which oil passes is formed to supply hydraulic pressure to the ocv and the lock pin.
Hyundai Motor Company


12/24/15
20150369039 

Bridge-type concentric direct reading testing and commissioning instrument


A bridge concentric direct-reading testing and adjusting instrument, comprising: a cable head having a lower end connected to a pressure sensor via a circuit board; a supporting mechanism having a supporting arm fixing base and a pair of supporting arms connected to the supporting arm fixing base; an inclination well sliding power mechanism including a power motor, a spring, an impact hammer and a one-way clutch assembly, the spring positioned between the power motor and the impact hammer, the impact hammer slidably connected to the power motor and to be rotated along with rotation of the power motor, a lower end of the impact hammer detachably connected to the one-way clutch assembly, and the one-way clutch assembly connecting the supporting arms via a transmission assembly to control opening and closing of the supporting arms; a flowmeter connected below the supporting mechanism; and an adjusting actuator connected below the flowmeter and including an adjusting motor, an adjusting connector and an adjusting arm, the adjusting motor connected to the adjusting arm via the adjusting connector, and the adjusting arm used for adjusting a waterflooding flow rate through rotation of the adjusting arm. .
Petrochina Company Limited


12/24/15
20150368849 

Laundry washing machine with improved level sensing device


The present invention relates to a laundry washing machine (1) comprising a washing tub (3) external to a rotatable washing drum (4) adapted to receive laundry. The machine further comprises a level sensing device (19) having a pressure sensor (50) suitable for determining the liquid level inside the washing tub (3).
Electorlux Appliances Aktiebolag


12/24/15
20150368096 

Mems pressure sensor and manufacturing the same


A method of manufacturing a pressure sensor is provided. The method includes: providing a substrate, wherein a bottom electrode and a pressure sensing film are disposed on the substrate; forming an etch stop assembly on the pressure sensing film at a location corresponding to a pressure trench; forming a cover layer on the substrate covering the etch stop assembly and the pressure sensing film; forming a mask layer on the cover layer, wherein an opening of the mask layer is formed above the etch stop assembly and exposes a portion of the cover layer at the location corresponding to the pressure trench; etching the cover layer using the mask layer so as to form the pressure trench in the cover layer; removing the etch stop assembly at a bottom of the pressure trench; and removing the mask layer..
Semiconductor Manufacturing International (shanghai) Corporation


12/24/15
20150367828 

Brake apparatus


There is provided a brake apparatus configured to identify a fluid leak spot while generating a braking force. The brake apparatus is configured to drive pump 7 to supply a brake fluid to a first fluid passage (fluid passage 11p, discharge passage 13p) and a second fluid passage (fluid passage 11s, discharge passage 13s), switch communicating valves 23p and 23s alternately between open and closed positions more than once, and detect a brake-fluid leakage in the first or second fluid passage on the basis of magnitudes of detection values detected by hydraulic-pressure sensors 92p and 92s during the open-close switching..
Hitachi Automotive Systems, Ltd.


12/24/15
20150367799 

Collision sensing apparatus


An apparatus includes a center component defining a center chamber therein and first and second side components defining first and second chambers therein, respectively. The first and second side components are coupled to opposing ends of the center component with the first and second chambers in fluid communication with the center chamber.
Ford Global Technologies, Llc


12/24/15
20150367308 

Method and device for pretreatment of biomass for conversion to energy


The present invention describes a method and device for pretreatment of organic material, more specific bio mass, for energy conversion, where said method comprises a first preheating step with a preheating vessel (4), a hydrolysis step with a hydrolysis reactor (5) and a pressure reducing step with a pressure reduction vessel (6), where the transfer of said organic material from the preheating vessel (4) to the hydrolysis rector (5) is effected by gravity and by creating a vacuum in the reactor (5). This method results in a very fast transfer of material from the preheating vessel (4) to the reactor (5).
Cambi Technology As


12/24/15
20150367045 

System and managing reduced pressure at a tissue site


The illustrative embodiments described herein are directed to an apparatus and method for managing reduced pressure at a tissue site. The apparatus includes a reduced pressure source that generates reduced pressure.
Kci Licensing, Inc.




Pressure Sensor topics: Pressure Sensor, Blood Pressure, Refrigerant, Storage Device, Electric Vehicle, Electronic Cigarette, Integrated Circuit, Signal Processing, Hemodynamic, Blood Vessel, Temperature Measurement, Ion Channel, Carotid Arteries, Carotid Artery, Intracranial

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