US Pat. No. 10,168,469

LIGHT SOURCE DEVICE AND DISPLAY APPARATUS

Sakai Display Products Co...

1. A light source device comprising:a light guide plate having a rectangular shape;
a substrate having a first surface facing a side surface of the light guide plate;
a light source arranged on the first surface of the substrate to face the side surface of the light guide plate;
a reflection sheet having a rectangular shape facing one broad surface of the light guide plate; and
a plate-shaped member provided at a distance from the one broad surface of the light guide plate to form a room for housing the reflection sheet, wherein
the plate-shaped member comprises a first part and a second part and is formed in an L-shaped angle, wherein the inner surface of the angle in the first part faces the one broad surface of the light guide plate to be substantially parallel to each other, and the inner surface of the angle in the second part is arranged along the side surface of the light guide plate,
the substrate is arranged so that a second surface of the substrate which is opposite to the first surface closely contacts with the inner surface of the second part of the plate-shaped member,
an edge of the reflection sheet proximal to the light source is located inwards of an edge of the light guide plate proximal to the light source, so that an exposed region not covered by the reflection sheet is created near the light source and within the one broad surface of the light guide plate,
a light leakage prevention unit is provided to fill a space between an exposed region of the one broad surface of the light guide plate and the plate-shaped member, and comprises a protruding portion protruding toward the light source beyond the side surface of the light guide plate, wherein the protruding portion is thinner than other portions within the light leakage prevention unit,
a clearance is provided between the light leakage prevention unit and the reflection sheet, and
a reflective body is provided on a surface of the plate-shaped member facing the exposed region of the one broad surface at a position corresponding to the clearance.

US Pat. No. 10,168,468

ILLUMINATION DEVICE AND DISPLAY DEVICE

Sakai Display Products Co...

1. A display device comprising:an illumination device which comprises a light guide plate having a notch-shaped recess in a peripheral portion and emitting entering light from one surface and a light guide plate support unit being provided with a protrusion to be engaged with the recess to position the light guide plate and supporting the light guide plate;
a display panel which includes a display area and a frame area surrounding the display area, the display area being illuminated from a back surface side by the illumination device;
a panel support unit with a frame-shape which is arranged between the display panel and the illumination device, supports the display panel, and covers a portion of the light guide plate corresponding to the frame area from a side of the one surface; and
a covering protrusion protruding inward from an inner peripheral edge of a portion in the panel support unit, the portion covering the recess, wherein the covering protrusion is arranged at a back surface side of the display area.

US Pat. No. 10,168,467

LUMINAIRES UTILIZING EDGE COUPLING

CREE, INC., Durham, NC (...

1. A luminaire, comprising:first and second waveguides comprising first and second coupling surfaces, respectively, extending along a length dimension thereof; and
at least one LED element carried by a structural member between the first and second coupling surfaces of the respective first and second waveguides, wherein each coupling surface comprises a first edge and a second edge opposite the first edge, wherein the structural member is disposed adjacent to the second edges of the first and second coupling surfaces, wherein the structural member supports the first and second waveguides, and wherein the structural member comprises optical grade silicone.

US Pat. No. 10,168,466

CORNER CUT LIQUID CRYSTAL DISPLAY

Facebook Technologies, LL...

1. A liquid crystal display (LCD) device, comprising:an LCD panel including at least a first portion and a second portion adjacent to the first portion along a width dimension, the first portion having a first width along the width dimension and the second portion having a second width along the width dimension smaller than the first width; and
a backlight for illuminating the LCD panel, the backlight disposed behind the LCD panel and including:
a first light guide portion of a light guide disposed behind the first portion of the LCD panel, the first light guide portion having the first width along the width dimension;
a first light emitting diode (LED) disposed along a side surface of the first light guide portion to emit first light in a first direction along the first width of the first light guide portion, the first light guide portion receiving the first light from the first LED and directing the first light in a second direction toward the first portion of the LCD panel;
a second light guide portion of the light guide disposed behind the second portion of the LCD panel adjacent to the first light guide portion along the width dimension, the second light guide having the second width along the width dimension; and
a second LED disposed along a side surface of the second light guide portion to emit second light in the first direction along the second width of the second light guide portion, the second light guide portion receiving the second light from the second LED and directing the second light in the second direction toward the second portion of the LCD panel, wherein:
the first light guide portion includes a first variable thickness along the first width and the second light guide portion includes a second variable thickness along the second width; and
the first variable thickness decreases along the first width in the first direction more gradually than the second variable thickness decreases along the second width in the first direction.

US Pat. No. 10,168,465

ILLUMINATING APPARATUS, VEHICLE HEADLAMP AND CONTROL SYSTEM OF VEHICLE HEADLAMP

SHARP KABUSHIKI KAISHA, ...

1. An illuminating apparatus comprising:a first light source that emits a first light;
a light emitter that contains a phosphor and emits light after being irradiated with the first light that excites the phosphor;
a second light source that does not contribute to excitation of the phosphor and emits a second light which is infrared light or visible light having a different spectrum from an emission spectrum of the light emitted from the light emitter;
a light irradiator that irradiates a portion of the light emitter with the second light; and
a light projector that projects the first light and the second light which is emitted from the light emitter, wherein
the second light source projects information or a function different from the first light source,
the information includes at least one of a figure, a letter, a symbol, and a warning, and
the function includes at least one of projecting any size of a spot as a warning, and changing a color temperature of an area of the first light.

US Pat. No. 10,168,464

LIGHTING DEVICE, DISPLAY DEVICE, AND TELEVISION DEVICE

SHARP KABUSHIKI KAISHA, ...

1. A lighting device, comprising:a light source;
a light guide plate including a light entry end surface on at least a part of an outer peripheral end surface, the light entry end surface through which light from the light source enters, the light guide plate including a light output plate surface on a plate surface, the light output plate surface through which the light exits; and
a wavelength conversion member disposed so as to overlap the light output plate surface of the light guide plate and containing a phosphor for wavelength-converting the light from the light source, the wavelength conversion member including an increase phospohor portion on at least a part of an outer peripheral side portion thereof, the increased phosphor portion having a phosphor content per unit area that is greater than that in a central portion of the wavelength conversion member, wherein
the light guide plate includes a no-light entry end surface in a portion of the outer peripheral end surface except for the light entry end surface, the light from the light source does not directly enter through the no-light entry end surface,
the wavelength conversion member includes the increased phosphor portion in at least a part of a portion of the outer peripheral side portion along the no-light entry end surface,
the wavelength conversion member includes a plate surface-side wavelength conversion portion disposed so as to overlap the light output plate surface of the light guide plate, and an end surface-side wavelength conversion portion disposed so as to overlap at least a part of the no-light entry end surface of the light guide plate, and
the end surface-side wavelength conversion portion includes the increased phosphor portion.

US Pat. No. 10,168,462

BACKLIGHT UNIT INCLUDING LIGHT GUIDE PLATE HAVING INCLINED REFLECTIVE SURFACE AND DISPLAY DEVICE INCLUDING THE SAME

SAMSUNG DISPLAY CO., LTD....

1. A backlight unit comprising:a first point light source and a second point light source opposing one another; and
a light guide plate between the first point light source and the second point light source, the light guide plate including:
a first light-incident side surface, the first point light source facing a first end of the first light-incident side surface;
a second light-incident side surface facing the first light-incident side surface, the second point light source facing a first end of the second light-incident side surface;
a first reflective side surface extending directly from the first end of the first light-incident side surface;
a second reflective side surface extending directly from the first end of the second light-incident side surface toward the first reflective side surface, an end of the first reflective side surface being in contact with an end of the second reflective side surface, and
a side surface connecting a second end of the first light-incident side surface and a second end of the second light-incident side surface to each other, the side surface facing the first and second reflective side surfaces,
wherein a first angle between the first light-incident side surface and the first reflective side surface is less than a second angle between the first light-incident side surface and the side surface.

US Pat. No. 10,168,461

BACKLIGHT UNIT AND DISPLAY DEVICE COMPRISING SAME

LG ELECTRONICS INC., Seo...

1. A backlight unit comprising:a light source formed to provide primary light;
a quantum dot phosphor excited by the primary light provided from the light source to emit secondary light having a wavelength different from a wavelength of the primary light and disposed to be spaced apart from the light source;
an optical agent absorbing light having a specific wavelength from the primary light provided by the light source and the secondary light emitted from the quantum dot phosphor; and
a matrix configured to support the quantum dot phosphor and the optical agent, wherein
the quantum dot phosphor and the optical agent are randomly mixed in the matrix, and
the quantum dot phosphor, the optical agent, and the matrix form a composite.

US Pat. No. 10,168,460

INTEGRATED QUANTUM DOT OPTICAL CONSTRUCTIONS

3M INNOVATIVE PROPERTIES ...

1. An optical construction comprising:a quantum dot film element comprising a plurality of quantum dots;
a first optical recycling element; and
a first low refractive index element separating the quantum dot film element from the first optical recycling element, the first low refractive index element comprising a single low refractive index layer having a refractive index of 1.3 or less.

US Pat. No. 10,168,459

SILICON-GERMANIUM BASED OPTICAL FILTER

VIAVI Solutions Inc., Sa...

1. An optical filter, comprising:a substrate;
a set of optical filter layers disposed onto the substrate,
the set of optical filter layers including:
a first subset of optical filter layers,
the first subset of optical filter layers comprising silicon-germanium (SiGe) with a first refractive index; and
a second subset of optical filter layers,
the second subset of optical filter layers comprising a material with a second refractive index,
the second refractive index being less than the first refractive index.

US Pat. No. 10,168,458

CURVED LIQUID CRYSTAL DISPLAY DEVICE AND COLOR FILTER SUBSTRATE FOR THE SAME

LG Display Co., Ltd., Se...

1. A curved liquid crystal display device, comprising:first and second substrates facing each other and including a central region and a first peripheral region;
a plurality of data lines disposed on the first substrate and being spaced apart from each other, wherein a distance between adjacent data lines in the central region is the same as a distance between adjacent data lines in the first peripheral region;
a plurality of gate lines disposed on the first substrate and crossing the plurality of data lines;
a pixel electrode disposed on the first substrate;
a common electrode on the first substrate or the second substrate;
a black matrix disposed on the second substrate and including first black matrixes in the central region and second black matrixes in the first peripheral region; and
a liquid crystal layer disposed between the first and second substrates,
wherein the first black matrixes are spaced apart from each other by a first distance, and the second black matrixes are spaced apart from each other by a second distance being smaller than the first distance,
wherein the first and second substrates further include a second peripheral region between the central region and the first peripheral region, and the black matrix further includes third black matrixes in the second peripheral region, and
wherein the third black matrixes are spaced apart from each other by a third distance being smaller than the first distance and larger than the second distance.

US Pat. No. 10,168,457

MANUFACTURING METHOD OF DIFFRACTION GRATING

CANON KABUSHIKI KAISHA, ...

1. A manufacturing method of a Blazed diffraction grating configured to diffract incident light and made of a crystal material, the manufacturing method comprising the step of:forming a plurality of gratings by moving relatively a work and a cutting tool in a groove direction of a plurality of grooves at a plurality of positions in a Blazed direction,
wherein each of the plurality of gratings has a triangular section shape on a section that contains the Blazed direction, providing the plurality of gratings,
wherein each of the plurality of gratings has a short side surface and a long side surface that intersect each other to constitute one of the plurality of gratings, each of the short side surface and the long side surface extending along the groove direction, which is different from the Blazed direction,
wherein the short side surface has a short side of the triangular sectional shape on the section,
wherein the long side surface has a long side, which is longer than the short side, of the triangular sectional shape on the section, and
wherein one of the short side surface or the long side surface is a (110) plane of the crystal material.

US Pat. No. 10,168,456

OPTICAL STACK COMPRISING ADHESIVE

3M Innovative Properties ...

1. An optical stack comprising a first optical film comprising a plurality of structures comprising an optically active portion designed primarily to provide optical gain bonded to a second optical film with a light-transmissive adhesive layer such that a portion of the structures penetrate the adhesive layer and a separation is provided between the adhesive layer and the first surface, wherein the adhesive layer comprises an interpenetrating network of the reaction product of a polyacrylate component and a polymerizable monomer having functional groups and a molecular weight less than 150 g/mole per functional group, the peel strength of the optical stack is at least 50 grams force/inch and the stack exhibits a decrease in optical gain of no greater than 5% when the optical stack is conditioned at 65° C. and 95% relative humidity for 200 hours.

US Pat. No. 10,168,455

PRISM SHEET, AND A BACKLIGHT MODULE AND A DISPLAY APPARATUS INCLUDING THE SAME

RADIANT OPTO-ELECTRONICS ...

1. A prism sheet, comprising:a sheet body including a light exiting surface, a light incident surface opposite to said light exiting surface, and a lateral side transversely connected between said light incident and exiting surfaces, said light exiting surface including two side regions disposed on two opposite sides of a reference line on said light exiting surface, which is perpendicular to said lateral side; said sheet body further including a plurality of parallel microstructure members protruding from said light exiting surface and extending perpendicularly to said lateral side;
wherein said microstructure members have a distribution density which is decreased in a density-decreasing direction that is parallel to said lateral side and that points toward either of said side regions from said reference line.

US Pat. No. 10,168,454

HEAD-MOUNTED DISPLAY DEVICE

OLYMPUS CORPORATION, Tok...

1. A head-mounted display comprising:a display element;
a light guide prism extending in a longitudinal direction, the light guide prism having an optical axis along the longitudinal direction and having four side surfaces each having a substantially rectangular section taken perpendicular to the optical axis, the light guide prism including an incident surface through which image light from the display element enters the light guide prism, the light guide prism guiding the entered image light along the optical axis in the longitudinal direction to an eye of a user and emitting the guided image light from an emission surface to the eye of the user;
a housing that contains the display element and the light guide prism; and
a support unit that fixes the housing to a head of the user,
wherein:
the light guide prism is partially covered by and contained in the housing on an end of the light guide prism closer to the incident surface such that a portion of at least one of the four side surfaces of the light guide prism that is covered by the housing being formed with a first groove open to the at least one of the four side surfaces, and a portion of the at least one of the four side surfaces of the light guide prism on an end of the light guide prism closer to the emission surface that is exposed outside the housing being formed with a second groove open to the at least one of the four side surfaces,
a depth of the first groove measured from the at least one of the four side surfaces is greater than a depth of the second groove measured from the at least one of the four side surfaces;
each of the first groove and the second groove is defined by two tilted surfaces and has a V-shaped sectional form; and
one of the two tilted surfaces defining the first groove that is located closer to the incident surface is formed at a tilt angle not satisfying a total reflection condition with respect to at least part of light beams constituting the image light, which directly enters the light guide prism from the display element through the incident surface, and one of the two tilted surfaces defining the second groove that is located closer to the incident surface is formed at a tilt angle satisfying the total reflection condition with respect to all of the light beams constituting the image light, which directly enters the light guide prism from the display element through the incident surface.

US Pat. No. 10,168,452

ANTIREFLECTION COATING, OPTICAL ELEMENT, OPTICAL SYSTEM AND OPTICAL APPARATUS

CANON KABUSHIKI KAISHA, ...

1. An antireflection coating as a multi-layer film to be formed on a surface of a substrate, the antireflection coating comprising:multiple layers including:
an uppermost layer most distant from the substrate among the multiple layers; and
a lower layer including at least one layer other than the uppermost layer,
wherein:
a refractive index nm of the uppermost layer for a wavelength of ? (nm) satisfies the following condition:
1.1?nm?1.3; and
an optical admittance Y of the lower layer is expressed by Y=a+ib, and a and b in the optical admittance satisfy the following conditions:
(a?1.13)2+(b?0.24)2?0.452 for ?=430;
(a?1.33)2+(b+0.05)2?0.252 for ?=900; and
(a?1.14)2+(b+0.25)2?0.292 for ?=1800; and
wherein:
when an incident angle of a ray, whose wavelength ? (nm) is in a range of 430???1800, to the antireflection coating is 0° or more and 15° or less, a reflectance of the antireflection coating is 1.5% or less; and
when the incident angle of the ray is 30° or more and 45° or less, the reflectance of the antireflection coating is 4.5% or less.

US Pat. No. 10,168,451

METHODS FOR REDUCING DIFFUSE REFLECTION OF NANOSTRUCTURE-BASED TRANSPARENT CONDUCTIVE FILMS AND TOUCH PANELS MADE OF THE SAME

Cambrios Film Solutions C...

1. An optical stack, comprising a conductive film, the conductive film comprising:at least one conductive nanostructure layer;
at least one substrate adjacent to the conductive nanostructure layer, wherein:
the conductive nanostructure layer comprises a plurality of conductive nanostructures and an insulating medium in which the plurality of conductive nanostructures are embedded,
the plurality of conductive nanostructures are a plurality of metal nanostructures, and
a diffuse reflection of an incident light, as viewed from a same side of the optical stack as the incident light, is less than 6% of the incident light; and
an overcoat immediately overlying the conductive nanostructure layer; and
an undercoat immediately underlying the conductive nanostructure layer, wherein:
a refractive index of the overcoat is less than 1.35, which is less than a refractive index of the insulating medium, and
the refractive index of the insulating medium is less than a refractive index of the undercoat.

US Pat. No. 10,168,449

CORRECTING COMPUTER MODEL WEATHER FORECASTS USING A HYBRID ANALOG METHOD WITH DYNAMIC TIME WARPING

INTERNATIONAL BUSINESS MA...

1. A computer-implemented method comprising:receiving a new weather forecast;
performing a temporally coherent analog modeling process to identify a historical weather forecast that matches the new weather forecast;
updating the new weather forecast based on historical weather observations at points in time in the historical weather forecast, the updating comprising:
shifting a point in time in the historical weather forecast based on a factor determined by a previously executed dynamic time warping (DTW) of the historical weather forecast and the historical weather observations; and
modifying the new weather forecast based on the historical weather observations at the shifted point in time;
anticipating a utility demand based on the new weather forecast; and
purchasing utility supplies based on the utility demand.

US Pat. No. 10,168,448

MACHINE LEARNING APPROACH FOR ANALYSIS AND PREDICTION OF CLOUD PARTICLE SIZE AND SHAPE DISTRIBUTION

International Business Ma...

1. A method for analyzing cloud particle characteristics, the method comprising the steps of:(a) collecting meteorological information, wherein the meteorological information comprises both atmospheric information and geographical local domain information linking the atmospheric information to at least one geographical location, and wherein the local domain information is selected from the group consisting of: latitude, longitude, elevation and surface albedo;
(b) calculating solar radiation values using a radiative transfer model based on the meteorological information and blended guess functions of a cloud particle distribution such that the solar radiation values are generated for each of the blended guess functions, wherein the blended guess functions describe different possible distributions of cloud particles ranging in size from 1 micrometer to 100 micrometers in order to obtain various solar radiation values given the metrological information and the different possible distributions of cloud particles described by the blended guess functions, wherein the calculating further comprises finding a blend of guess functions for subsets of meteorological conditions;
(c) optimizing the cloud particle distribution by optimizing weight coefficients used for the blended guess functions of the cloud particle distribution based on the solar radiation values calculated in step (b) and measured solar radiation values;
(d) training a machine-learning process using the meteorological information collected in step (a) and the cloud particle distribution optimized in step (c) as training samples, whereby the machine-learning process selects the blend of guess functions for each of the subsets of meteorological conditions; and
(e) using the machine-learning process trained in step (d) with weather forecast information, the geographical local domain information and the cloud particle distribution optimized in step (c) to forecast solar radiation values specific to the at least one geographical location and, as new weather forecast information becomes available, providing the new weather forecast information to the machine-learning process to, in an iterative manner, obtain updated forecasts of future available solar irradiation for solar energy production at the at least one geographical location whereby the machine-learning process selects the blend of guess functions for the subsets of meteorological conditions from the updated forecasts of future available solar irradiation to forecast solar power availability for the at least one geographical location.

US Pat. No. 10,168,447

AUTOMATIC GEOSTEERING AND EVOLUTIONARY ALGORITHM FOR USE WITH SAME

Schlumberger Technology C...

1. A method, comprising:accessing synthetic log data based on a model of a geological formation;
accessing observed log data collected from a drilling operation in the geological formation;
iterating, using one or more processors, an evolutionary algorithm to update a geosteering structure model, each iteration including:
generating a plurality of updated models based on a set of shifts of geological structures represented by the geosteering structure model, the set of shifts including at least one of a vertical shift, or a variance of a vertical shift of geological structures represented by the geosteering structure model;
generating updated synthetic log data using at least one of the updated models; and
selecting a candidate solution from the plurality of updated models for a next evolutionary generation based on a comparison of the observed log data and the updated synthetic log data; and
updating a well plan for a drilling operation based upon the candidate solution of a last iteration of the evolutionary algorithm.

US Pat. No. 10,168,446

MOBILE RADIOGRAPHIC INSPECTION SYSTEM AND LIFTING DEVICE FOR MOBILE RADIOGRAPHIC INSPECTION SYSTEM

Nuctech Company Limited, ...

1. A lifting device for a mobile radiographic inspection system, the device comprising:a driving motor; and
at least two screw lifters;
wherein the driving motor is connected to each of the screw lifters via a transmission, and a lower end of a lifting rod of the screw lifter is configured to connect with a radiographic inspection device; and
wherein the lifting device further comprises a mounting assembly, which is adapted to connect the lifting device to a vehicle body of the mobile radiographic inspection system.

US Pat. No. 10,168,445

HAND-HELD PORTABLE BACKSCATTER INSPECTION SYSTEM

Rapiscan Systems, Inc., ...

1. A method of scanning an object by projecting a shaped X-ray beam from a hand-held imaging device, said device comprising a housing enclosing an X-ray tube that emits the shaped X-ray beam, a plurality of detectors for generating scan data embodied in an image comprising pixels and corresponding to a plurality of detected X-ray beams scattered from the object, a processor in communication with a gyroscope and an accelerometer, and an acquisition system in communication with a speaker, a display, said processor and said plurality of detectors, the method comprising:receiving, at the processor, data generated from the gyroscope and data generated from the accelerometer, wherein the data generated from the gyroscope and the data generated by the accelerometer are indicative of a movement of the shaped X-ray beam being projected on the object;
generating, using the processor, data corresponding to a location of interaction of the shaped X-ray beam on the object based on the data generated from the gyroscope and data generated from the accelerometer;
determining, using the processor, a plurality of active pixels of said pixels that correspond to the location of interaction of the shaped X-ray beam on the object;
calculating a time duration, using the processor, at each of said plurality of active pixels, for which the shaped X-ray beam is present over each of said plurality of active pixels; and
generating, using the processor, an image, on said display, of the object after correcting the scan data, at each of said plurality of active pixels, using said time duration.

US Pat. No. 10,168,444

DATA PROCESSING WITH MAGNETIC RESONANCE TOOL

Halliburton Energy Servic...

1. A method comprising:acquiring echo signals from operation of a nuclear magnetic resonance logging tool to evaluate a formation;
processing, using a processor, the echo signals to determine one or more coefficients correlated to one or more porosities of the formation through inversion utilizing a matrix, wherein at least one element of the matrix is based on a motion of the nuclear magnetic resonance logging tool, and wherein at least one element of the matrix is based on a parameter from the operation of the nuclear magnetic resonance logging tool; and
determining a formation property based on the one or more coefficients correlated to the one or more porosities of the formation.

US Pat. No. 10,168,443

SYSTEM FOR INTERFACING AN LC SENSOR, RELATED METHOD AND COMPUTER PROGRAM PRODUCT

STMicroelectronics S.r.l....

1. A system for interfacing an LC sensor, the system comprising:a starter configured to selectively start an oscillation of the LC sensor;
an analog peak detector to be coupled to the LC sensor and configured to determine a signal being indicative of a peak voltage of an oscillation of the LC sensor; and
a state detector configured to determine a state of the LC sensor as a function of the signal determined by the analog peak detector, wherein the system is configured to:
deactivate the starter once the analog peak detector has determined the peak voltage of the oscillation of the LC sensor; and
activate the state detector once the analog peak detector has determined the peak voltage of the oscillation of the LC sensor.

US Pat. No. 10,168,442

DIFFERENTIAL ENERGY ANALYSIS FOR DIPOLE ACOUSTIC MEASUREMENT

SCHLUMBERGER TECHNOLOGY C...

1. A method comprising: placing an acoustic downhole tool into a borehole in a geological formation;emitting a dipole acoustic signal using one or more acoustic transmitters of the downhole tool;
measuring the dipole acoustic signal using one or more acoustic receivers of the downhole tool;
computing, using a processor, a dipole differential energy of the dipole acoustic signal as measured by two of the one or more acoustic receivers or as emitted by two of the one or more acoustic transmitters, or both; and
providing, using the processor, an indication of the dipole differential energy to facilitate identification of characteristics of the geological formation or the borehole, or both
wherein the dipole differential energy is computed as a normalized differential energy, and
wherein computing the dipole differential energy comprises removing a baseline energy level from the normalized differential energy.

US Pat. No. 10,168,441

SEISMIC STREAMER CONNECTING MODULE AND METHOD

SERCEL, Carquefou (FR)

1. A flush module for connecting three elements associated with a streamer spread, the flush module comprising:a housing;
a first end connector attached to the housing and configured to connect to a first element of the streamer spread;
a second end connector attached to the housing and configured to connect to a second element of the streamer spread; and
an external connector attached to the housing and configured to connect to a third element of the streamer spread,
wherein the external connector is configured to pivot between (a) a close position during which the external connector is entirely located within the housing, and (b) an open position during which a distal end of the external connector is located outside the housing.

US Pat. No. 10,168,440

METHOD TO DETERMINE OPTIMAL SPACING BETWEEN SEISMIC ENERGY SOURCES UTILIZING MUTUAL ADMITTANCE

APACHE CORPORATION, Hous...

1. A method for determining an optimum spacing of seismic energy sources, comprising: (a) deploying a plurality of seismic energy sources along a source line, the seismic vibrators separated from each other at a selected spacing; (b) deploying seismic receivers along a receiver line orthogonally oriented to the source line; (c) simultaneously actuating each of the plurality of seismic energy sources while recording signals from the seismic receivers; (d) repeating (a) and (c) for a plurality of different spacings between the seismic energy sources; (e) calculating a seismic energy in the recorded signals in separate time windows selected to represent reflected body wave signal, and source generated ground roll noise, respectively; (f) calculating a signal-to-noise ratio with respect to the spacing of the seismic energy sources; and (g) selecting the optimum spacing between the seismic energy sources based on the signal-to-noise ratio; and (h) wherein the seismic energy sources have spacings therebetween selected to utilize mutual admittance effects at various selected bandwidths.

US Pat. No. 10,168,439

DATA CORRECTING USING PHOTOPEAK MONITORING DURING IMAGING

Siemens Medical Solutions...

1. A method, comprising:obtaining a first photopeak location for at least one crystal in a detector;
receiving image data from the at least one crystal, wherein the at least one crystal generates the image data during a current imaging procedure;
processing the image data using the first photopeak location;
determining a second photopeak location for the at least one crystal, wherein the second photopeak location is determined from the image data;
determining a difference between the first photopeak location and the second photopeak location;
reprocessing the image data using the second photopeak location when the difference between the first photopeak location and the second photopeak location exceeds a predetermined threshold; and
generating an image using the image data.

US Pat. No. 10,168,438

ANALYSIS OF SIGNALS FROM PIXELLATED DETECTORS OF IONIZING RADIATION

Diamond Light Source Limi...

1. An analyser arranged to receive signals from a semiconductor detector for detecting the energies of particles or photons of ionizing radiation, the semiconductor detector comprising a plurality of pixels, each pixel being arranged to output a time varying signal comprising a series of time varying event features, each event feature representing a time varying response of the pixel to an ionizing particle or photon incident on the pixel, the signals received by the analyser exhibiting cross talk between each other whereby at least some of the event features give rise to corresponding cross talk features in the signal output by at least one other pixel,the analyser comprising one or more cross talk compensation signatures provided as time domain functions,
for each of a plurality of said pixels, the analyser being arranged:
to detect an event feature in the signal from that pixel;
based on the detected event feature, to synchronize selected one or more cross talk compensation signatures to portions of signals from one or more other ones of the pixels at which cross talk from the event feature is expected, the portions being concurrent with the detected event feature; and
to analyse concurrent portions of the signals from the one or more other ones of the pixels, the analysis including compensation for said expected cross talk using the corresponding synchronized cross talk compensation signatures.

US Pat. No. 10,168,437

DETECTOR OF IONIZING RADIATION ENABLING A COHERENT DIGITAL IMAGE

ADVACAM S.R.O., Prague (...

1. A detector of ionizing radiation enabling the creation of a coherent digital image of a scanned object, including a matrix and detection area connectable using hardware and software with a display,where a detection surface forms mosaically arranged hybrid semiconductor pixel detector segments of square or rectangular shape, arranged side by side in rows,
a detector segment consisting of a sensor layer arranged on a reader chip such that the edge of the reader chip on one side overlaps the edge of the sensor layer and creates a tier for receiving the edge of another detector segment of an adjacent row and in the area of the tier lead output conductors from the reader chip,
each detector segment is mounted on a chip carrier which is removably attached to the matrix,
wherein the sensor layer of the detector segment is active over the sensor layer entire area including areas adjacent peripheral edges of the sensor layer,
the detector segments are positioned for limiting the mutual lateral clearance between the sensor layers of adjacent detector segments to a value smaller than a size of one pixel of the sensor layer of the detector segment, wherein
the detector segments in relation to the matrix are arranged with a possibility of movement in four directions of a coordinate system in a plane of the matrix, and
comprise at least one carrier of rows, which is mounted to the matrix with the possibility of relative movement and lockable in a selected position relative to the matrix, wherein in the carrier of the rows are, closely adjacent and parallel arranged, detector segments on carriers of chips such that a leading edge of the detector segments overlap beyond a contour of the carrier of the rows and a rear edge of the detector segments with tiered and output conductors are located on the carrier of the rows,
wherein the carrier of the rows is formed by a longitudinal profile having a cross sectional shape of an “L” profile with a vertical portion and horizontal portion,
the carriers of chips having a quadrangular cross section and are mounted in an “L” profile carrier of the rows side by side,
wherein lateral edges of the carriers of chips are arranged in parallel with a side edge of the “L” profile, and upper edges of the carriers of chips are arranged at a same level or higher than an upper edge of the “L” profile, and the detector segments exhibit, compared to the side edge of the “L” profile and a side edges of the carriers of chips, an overlap for insertion into the tiers of the detector segments arranged in the adjacent row.

US Pat. No. 10,168,436

WATER SOLUBLE LOW ALPHA PARTICLE EMISSION ELECTRICALLY-CONDUCTIVE COATING

International Business Ma...

1. A method for forming an alpha particle detector comprising an electrically-conductive coating on a substrate, the method comprising the steps of:forming an aqueous solution of a water soluble polymer;
adding electrically conductive filler particles consisting of graphite powder to the aqueous solution above a percolation threshold to form a mixture, wherein the graphite powder has a particle size of from 2 micrometers to about 40 micrometers, and ranges therebetween; and
depositing the mixture onto the substrate to form a low alpha particle emitting, electrically-conductive coating on the substrate, wherein the low alpha particle emitting, electrically-conductive coating blocks alpha particles from being emitted from the substrate.

US Pat. No. 10,168,435

DEAD-TIME CORRECTION SYSTEM AND METHOD

THERMO EBERLINE LLC, Oak...

1. A dead-time correction system for a pulse rate measurement device, the system comprising:a. a pulse counter that increments in response to pulses, the pulse counter having a selectable pulse counter read-out rate;
b. a pulse counter read-out (PCRO) storage register that stores an immediately preceding PCRO count;
c. a pulse-burst counter that also increments in response to pulses, the pulse-burst counter having a pulse-burst counter read-out rate that is faster than all but the fastest selectable pulse counter read-out rate;
d. a subtractor module in electronic communication with the pulse counter and the PCRO storage register that subtracts the preceding PCRO count from the pulse counter read-out count to output an uncorrected pulse count;
e. a selection module in electronic communication with the pulse-burst counter that selects the pulse counter read-out rate in response to input from the pulse-burst counter;
f. a multiplexer (MUX) in electronic communication with the subtractor module and the selection module, the MUX selecting from among at least two dead-time correction transforms (DTCT), the DTCT corresponding to the selected pulse counter read-out rate; and
g. a control-and-readout module in electronic communication with the MUX that applies the DTCT selected by the MUX to the uncorrected pulse count divided by the pulse counter read-out rate to output a dead-time corrected pulse rate.

US Pat. No. 10,168,434

REFERENCE SIGNAL GENERATION DEVICE, ELECTRONIC DEVICE, MOVING OBJECT, DATA COMMUNICATION DEVICE, AND TERRESTRIAL DIGITAL COMMUNICATION NETWORK

Seiko Epson Corporation, ...

1. A reference signal generation device comprising:a receiver that is configured to receive a reference signal;
a first oscillator that includes an atomic oscillator, the first oscillator including a sweeping-result output circuit that is configured to output a sweeping result signal, the sweeping result signal corresponding to a resonance signal obtained by performing frequency sweeping in the first oscillator;
a first phase comparator that is configured to compare a signal output from the first oscillator and the reference signal in phase so as to output a first phase comparison signal;
a second oscillator that is configured to generate a signal to be output outwardly;
a second phase comparator that is configured to compare the signal output from the first oscillator and the signal output from the second oscillator in phase so as to output a second phase comparison signal; and
a determination circuit that is configured to receive the sweeping result signal, the first phase comparison signal, and the second phase comparison signal,
wherein
the determination circuit is configured to determine a failure state of the atomic oscillator based on the sweeping result signal and at least one of the first phase comparison signal and the second phase comparison signal.

US Pat. No. 10,168,433

POWER CONSERVATION VIA GNSS-WIRELESS ACTIVITY SYNCHRONIZATION

Intel IP Corporation, Sa...

11. A method for synchronizing global navigation satellite system (GNSS) and cellular activity in a device, comprising:receiving a synchronization notification at GNSS circuitry in a device from communication circuitry also in the device; and
initiating measurement of GNSS signals based on the notification.

US Pat. No. 10,168,432

DISTRIBUTED ELECTROMAGNETIC INSTRUMENT SYNCHRONIZATION SYSTEM AND METHOD

INSTITUTE OF GEOLOGY AND ...

1. A distributed electromagnetic instrument synchronization method, wherein the instrument comprises a transmitter and a receiver, comprising:establishing a connection between the transmitter and the receiver via a satellite;
realizing location positioning and time synchronization;
the transmitter and the receiver each acquiring a pulse per second signal and each adjusting a temperature compensated crystal oscillator according to the pulse per second signal to reach a preset value; and
performing communication between the transmitter and the receiver through the satellite.

US Pat. No. 10,168,431

GENERATING QUIET ZONE BY NOISE CANCELLATION VIA INJECTION TECHNIQUES

SPATIAL DIGITAL SYSTEMS, ...

1. A method for reducing undesired interference in a target zone, the method comprising the operations of:providing a set of M pickup sensors;
picking up undesired signals in real time via the M pickup sensors;
generating M pickup signals via the M pickup sensors, M being an integer greater than or equal to 1;
providing a beam forming network coupled to the M pickup sensors, the beam forming network comprising a receiving beam forming module and a transmitting beam forming module;
receiving the M pickup signals via the receiving beam forming module;
generating K beam signals, K being an integer greater than or equal to 1, via the receiving beam forming module;
receiving the K beam signals via the transmitting beam forming module;
generating N interference signals, N being an integer greater than 1, via the transmitting beam forming module; and
providing a set of N injectors coupled to the transmitting beam forming module;
receiving the N interference signals via the N injectors, respectively; and
radiating, via the N injectors, the N interference signals to the target zone.

US Pat. No. 10,168,430

WIRELESS DEVICES AND SYSTEMS FOR TRACKING PATIENTS AND METHODS FOR USING THE LIKE

10. A system for tracking patients comprising:a wearable tracking device configured to be worn by a patient wirelessly connected to a central processing unit, the device including:
a processor;
a power source electronically connected to the processor;
at least one antenna communicatively connected to the processor;
a BLE chip communicatively connected to the processor; and
a GPS receiver communicatively connected to the processor;
at least one beacon configured to transmit BLE signals to and receive BLE signals from the wearable tracking device within a predetermined range of the at least one beacon and configured to wirelessly transmit data received from the wearable tracking device to the central processing unit; and
at least one computing device wirelessly configured to be connected to the central processing unit capable of displaying data received by the central processing unit the at least one computing device having a user interface.

US Pat. No. 10,168,429

COMPACT LIDAR SYSTEM

GM GLOBAL TECHNOLOGY OPER...

1. A LIDAR system comprising:a laser light source configured to transmit a first range of frequencies characterized by a first linewidth along a first optical path;
a whispering gallery mode resonator that is optically coupled to the laser light source to receive light emitted by the laser light source, wherein the whispering gallery mode resonator is configured to provide a whispering gallery mode corresponding to a second range of frequencies, wherein the second range of frequencies is narrower than the first range of frequencies, such that a propagating wave at the second range of frequencies is circulated within the whispering gallery mode resonator, wherein at least a portion of the propagating wave is optically coupled out of the whispering gallery mode resonator and provides injection locking of the laser light source to provide a locked laser light source;
a transducer coupled to the whispering gallery mode optical resonator and configured to alter an optical property of the whispering gallery mode optical resonator;
a controller that is operationally coupled to the transducer;
a transmission assembly configured to direct a transmitted optical chirp out from the LIDAR system; and
a receiver assembly configured to receive a reflected optical chirp; and
a processor configured to determine position of an external object relative to the LIDAR system on the basis of a characterization of the reflected chirp.

US Pat. No. 10,168,428

ULTRASOUND TRANSDUCER ARRAYS WITH VARIABLE PATCH GEOMETRIES

Koninklijke Philips N.V.,...

1. A system for controlling an aperture of an array transducer, the system comprising:an ultrasound probe comprising a microbeamformer that is configured to perform at least partial beamforming of received echo signals; and
a processor configured to perform the following steps:
form the aperture of the array into a plurality of patches of different sizes, each patch of the plurality of patches comprising a group of transducer elements coupled to the microbeamformer;
receive echo data from a shallow depth of field with an active aperture comprising one or more patches of the plurality of patches, wherein each of the one or more patches have a first size; and
receive echo data from a deeper depth of field by growing the active aperture to add patches each having a second size larger than the first size;
wherein the processor is further configured to form patches of a uniform size in a first dimension and a different size in a second dimension, such that a smallest patch is positioned in a center of the aperture in either the first dimension or the second dimension with patches of progressively increasing size positioned on either side of the smallest patch in either the first dimension or the second dimension.

US Pat. No. 10,168,427

DATA READOUT VIA REFLECTED ULTRASOUND SIGNALS

International Business Ma...

1. A system, comprising:a data reader having a processor for performing a signal frequency analysis, an ultrasound transmitter for transmitting ultrasound signals, and an ultrasound receiver for receiving reflected ultrasound signals;
a movable reflector for receiving the ultrasound signals and reflecting the ultrasounds signals back to the ultrasound receiver (a) as the reflected ultrasound signals without modulation when the movable reflector is stationary and (b) as the reflected ultrasound signals with modulation when the movable reflector is mobile; and
a chip for storing a specification of motion states for the movable reflector.

US Pat. No. 10,168,426

MOBILE RADAR AND VISUAL TRACKING COORDINATE TRANSFORMATION

APPLIED CONCEPTS, INC., ...

1. A system for generating evidentiary data comprising:a mobile radar system operating on a processor and configured to generate frame data for a plurality of vehicles, the frame data having vertical tilt angle components identifying the vertical tilt angle of the mobile radar system and a plane of a roadway for the plurality of vehicles;
a mobile video system operating on a processor and configured to generate video data of the plurality of vehicles;
an accelerometer system configured to generate accelerometer data in response to movement of the mobile radar system; and
a dynamic plane rotation system operating on a processor and coupled to the mobile radar system and configured to map the vertically tilted radar frame data onto a flat plane parallel to the roadway to generate mapped data and to modify the mapped data as a function of the accelerometer data.

US Pat. No. 10,168,425

CENTRALIZED VEHICLE RADAR METHODS AND SYSTEMS

GM Global Technology Oper...

10. A mobile platform comprising:a body comprising a front portion of the mobile platform and a rear portion of the mobile platform;
a plurality of distributed radar units configured around the body of the mobile platform, each of the plurality of distributed radar units configured to obtain respective radar signals, each of the plurality of distributed radar units disposed at a different respective location of the mobile platform, at least one of the plurality of distributed radar units disposed on the front portion of the mobile platform and at least one of the plurality of distributed radar units disposed on the rear portion of the mobile platform; and
a centralized radar processing unit disposed inside the body, the centralized radar processing unit coupled to each of the plurality of distributed radar units, and configured to directly process the radar signals from each of the plurality of distributed radar units;
wherein:
the mobile platform comprises an automotive vehicle that includes a hood and a trunk;
at least one of the plurality of distributed radar units is disposed on the hood;
at least another of the plurality of distributed radar units is disposed on the trunk;
a first one of the plurality of distributed radar units is disposed on a passenger side of the hood;
a second one of the plurality of distributed radar units is disposed on a driver side of the hood;
a third one of the plurality of distributed radar units is disposed on a passenger side of the trunk; and
a fourth one of the plurality of distributed radar units is disposed on a driver side of the trunk.

US Pat. No. 10,168,424

MANAGEMENT OF MOBILE OBJECTS

International Business Ma...

1. An apparatus comprising:a first acquiring section operable to acquire measurement data obtained by a first mobile object measuring the first mobile object, using a sensor of the first mobile object;
a second acquiring section operable to acquire detection data obtained by a second mobile object detecting the first mobile object in response to a request from outside, using a sensor of the second mobile object;
a first transmitting section of the first mobile object operable to transmit the measurement data and the request to the second mobile object;
the first mobile object includes a first data transmitting section operable to transmit the verification result to a mobile object server;
the second mobile object includes the first acquiring section, the second acquiring section, and a verifying section, the verifying section is operable to, in response to the first acquiring section acquiring the measurement data and the request, verify the validity of the measurement data using the detection data acquired by the second acquiring section, and the second mobile object further includes a verification result transmitting section operable to transmit a verification result of the verifying section to the first mobile object, wherein the verification result transmitting section may be operable to include a signature of the second mobile object in the verification result of the verifying section and transmit the verification result including the signature to the first mobile object, the second mobile object includes a second data transmitting section operable to transmit the detection data acquired by the second acquiring section to the mobile object server; and
the mobile object server operable to assist with movement of a plurality of mobile objects including the first mobile object and the second mobile object, the mobile object server includes a reliability judging section operable to judge the reliability of the first mobile object based on one or more of the verification results obtained by verifying the measurement data of the first mobile object, wherein the mobile object server includes a mobile object determining section operable to determine a mobile object for which the reliability is to be judged, and the first mobile object is operable to transmit the measurement data and the request to the second mobile object, in response to instructions from the mobile object determining section; and
the verifying section operable to verify validity of the measurement data using the detection data.

US Pat. No. 10,168,423

LIDAR SENSOR WINDOW CONFIGURATION FOR IMPROVED DATA INTEGRITY

Waymo LLC, Mountain View...

1. A system for determining whether an optical interferent is located on a sensor window, the system comprising:a housing including a first sensor window and a second sensor window, the first sensor window having a first external surface property for deflecting water and the second sensor window having a second external surface property for deflecting water different from the first external surface property;
a laser configured to generate a beam of light through at least the first sensor window;
an optical sensor; and
one or more processors configured to:
receive sensor data corresponding to light from the beam of light detected by the optical sensor identifying distances from the optical sensor to an object in an external environment of the housing;
determine that an optical interferent is located on a surface of at least one of the first sensor window and the second sensor window based on a comparison between a portion of the sensor data from the first sensor window corresponding to the object and a portion of the sensor data from the second sensor window corresponding to the object; and
when the comparison indicates that the optical interferent is located on the surface of at least one of the first sensor window and the second sensor window, control the vehicle in an autonomous driving mode based on the comparison.

US Pat. No. 10,168,422

OPTICAL DISPLACEMENT SENSOR AND SYSTEM INCLUDING THE SAME

OMRON Corporation, Kyoto...

1. An optical displacement sensor comprising:a light source configured to project light onto a measurement object;
an image sensor configured to receive light reflected from the measurement object;
an analog to digital converter configured to generate light receiving data based on the light reflected from the measurement object;
a processor configured to calculate a displacement amount of the measurement object on the basis of the light receiving data;
an input connector configured to receive a timing synchronization signal; and
an output connector configured to output the displacement amount calculated by the processor,
wherein the processor is configured to control, in response to the timing synchronization signal received through the input connector, an exposure duration determined by an overlap between a duration during which the light source projects light onto the measurement object and a duration during which the image sensor receives the reflected light,
wherein the processor is further configured to make a start timing of the exposure duration coincide with a start timing of a measurement period of the displacement amount, to make an end timing of the exposure duration coincide with an end timing of the measurement period of the displacement amount, or to make a center timing of the exposure duration coincide with a center timing of the measurement period of the displacement amount.

US Pat. No. 10,168,421

WEIGHT-LOADED TARGET CARRIER FOR LASER TRACKING

The United States of Amer...

1. A laser tracking system comprising a laser target assembly, said laser target assembly including a generally rectangular member, four legs, a shaft, at least one weight, and a retroreflective target, said generally rectangular member characterized by four corners and a central aperture extending therethrough, said shaft characterized by a shaft axis, said four legs each connected to said generally rectangular member at each corner of said rectangular member, said shaft passing through said central aperture, said retroreflective target connected to said shaft at an axial end of said shaft, said at least one weight connected to said shaft so that said shaft when in a vertical position exerts a downward force against said retroreflective target in the vertical axial direction of said shaft, wherein said laser target assembly is positionable upon a surface at each of plural locations of said surface whereby said legs and said retroreflective target are contiguous said surface, and wherein at each said location of said surface said retroreflective target is contiguous said surface in accordance with said downward force exerted by said at least one weight.

US Pat. No. 10,168,420

NONLINEAR INTERFEROMETRIC IMAGING SENSOR

1. A Doppler radar based interferometric imaging method for generating multiple images of high velocity fragments from an explosive or collision event, said method comprising:directing a continuous wave Doppler radar transmission signal comprising time synchronization signals from a transmission antenna into a test arena;
using an array of at least 3 receiving antennas, receive continuous wave Doppler radar signal returns from said test arena;
providing a digital down converted quadrature receiver for each receiving antenna, each quadrature receiver synchronized by said time synchronization signals,
when said explosive or collision event occurs, using each antenna of said array to synchronously sample said continuous wave Doppler signal returns from high speed debris fragments within the test arena at a rate sufficient to record the velocities of said high speed debris fragments,
using a high speed data recorder, recording data streams from each said quadrature receiver,
using phase dependent signal compression and interferometric imaging to resolve ranges and angles of said high speed debris fragments, and
imaging the trajectories of said high speed debris fragments in the test arena.

US Pat. No. 10,168,419

POLARIMETRIC RADAR FOR OBJECT CLASSIFICATION AND SUITABLE METHOD AND SUITABLE USE THEREFOR

ASTYX GmbH, Ottobrunn (D...

1. A polarimetric radar, comprising:a transmission assembly comprising transmission antennas that emits circularly polarized waves during operation of the polarimetric radar; and
a receiver assembly that receives reflected components of the circularly polarized wave using an antenna assembly during operation of the polarimetric radar,
wherein the receiver assembly comprises a plurality of two-channel receivers which, during operation, simultaneously receive clockwise- and anticlockwise-rotating circularly polarized signal components with a common phase center which are provided for digital beam shaping downstream of the antenna assembly.

US Pat. No. 10,168,418

SYSTEM AND METHOD FOR AVOIDING SENSOR INTERFERENCE USING VEHICULAR COMMUNICATION

Honda Motor Co., Ltd., T...

1. A computer-implemented method for controlling sensor data acquisition using a vehicular communication network, comprising:establishing an operable connection for computer communication between a first vehicle and one or more remote vehicles within a communication range of the first vehicle using the vehicular communication network, wherein the first vehicle and the one or more remote vehicles operate based upon a common time base according to a global time signal;
receiving, from each of the one or more remote vehicles, capability data corresponding to the capabilities of sensors of each of the one or more remote vehicles, wherein the capability data includes a sensor actuation time slot of each of the one or more remote vehicles indicting a time slot at which the sensors of each of the one or more remote vehicles are actuating;
selecting a set of N remote vehicles from the one or more remote vehicles based on the capability data, wherein the set of N remote vehicles consists of those remote vehicles of the one or more remote vehicles within the communication range of the first vehicle that are closest to the first vehicle, and wherein the sensor actuation time slot of each of the remote vehicles in the set of N remote vehicles are different;
dividing a clock cycle into a plurality of time slots based on the set of N remote vehicles; and
controlling, according to the plurality of time slots and the sensor actuation time slot, sensor actuation of a sensor of the first vehicle and the sensors of each of the remote vehicles in the set of N remote vehicles.

US Pat. No. 10,168,417

SYSTEMS AND METHODS FOR TRACKING LOCATION IN INDUSTRIAL FACILITIES

GENERAL ELECTRIC COMPANY,...

1. A system, comprising:a control system, comprising:
a processor configured to:
receive a first signal from a light source within an industrial facility, wherein the first signal comprises a unique identification code configured to indicate at least a partial identity of a human resource within the industrial facility;
determine a proximity of the human resource with respect to the light source based at least in part on a received signal strength indicator (RSSI) of the first signal;
generate an indication of a location of the human resource within the industrial facility based on the determined proximity of the human resource to the light source;
an electronic hardhat configured to be worn by the human resource, and wherein the electronic hardhat is configured to transmit a second signal to the light source; and
wherein the processor is configured to generate a signal to trip or shut down one or more industrial machines within the industrial facility based on the determined proximity of the human resource to the light source.

US Pat. No. 10,168,416

APPARATUS, SYSTEM AND METHOD OF ESTIMATING AN ARRIVAL TIME OF A WIRELESS TRANSMISSION

SAMSUNG ELECTRONICS CO., ...

1. A method of determining a time of arrival (ToA) of a wireless transmission, the method comprising:sampling, by a station, a signal received in a wireless transmission to generate first data in a time domain;
performing, by the station, a fast Fourier transformation (FFT) on the first data to generate second data in a frequency domain;
dividing, by the station, the second data by a reference signal to obtain a channel frequency response;
performing, by the station, an inverse discrete Fourier transform (IDFT) on the channel frequency response to obtain a channel impulse response;
determining, by the station, a peak in the channel impulse response; and
determining, by the station, the ToA based on the peak,
wherein the IDFT has P iterations, and an IDFT size of the IDFT is 2P*N, where the N is a number of samples of the channel frequency response, where P and N>=1.

US Pat. No. 10,168,415

POSITION DETERMINING DEVICE AND METHOD, AND KEYLESS ENTRY SYSTEM

ALPS ELECTRIC CO., LTD., ...

1. A position determining device configured to determine a position of a portable device configured to receive one or more radio signals transmitted from one or more antennas inside a vehicle, respectively, the position determining device comprising:a memory; and
a processor coupled to the memory, and configured to
determine an open or closed state of a door of the vehicle for getting in and out of the vehicle by receiving a signal from a door sensor configured to detect the open or closed state of the door;
calculate an evaluation value related to the position of the portable device based on a received signal strength of the one or more radio signals at the portable device; and
determine that the portable device is positioned inside the vehicle when the evaluation value satisfies a predetermined condition,
wherein the processor is configured to change at least one of the predetermined condition and a method of calculating the evaluation value in accordance with the determined open or closed state of the door.

US Pat. No. 10,168,414

WIRELESS SIGNALS AND TECHNIQUES FOR DETERMINING LOCATIONS OF OBJECTS IN MULTI-PATH ENVIRONMENTS

Origin Wireless, Inc., G...

1. A method comprising:at a first device, receiving a probe signal sent from a second device through a multipath channel, the probe signal received at the first device having a waveform that is different from the waveform sent by the second device due to influence of the multipath channel;
estimating a channel impulse response based on the probe signal received at the first device;
determining a time-reversed signal based on the estimated channel impulse response;
computing coordinates of a position of the second device based on a combination of (i) the time-reversed signal, (ii) stored first data representing channel impulse responses derived from probe signals sent from a third device at a plurality of positions in a venue, and (iii) second data representing coordinates of the plurality of positions in the venue that are stored in a storage device, in which the second device is located at one of the plurality of positions or in a vicinity of one of the plurality of positions, and determining coordinates of the position of the second device comprising determining which of the channel impulse responses represented by the first data more closely matches the channel impulse response estimated based on the probe signal sent from the second device as compared to the other channel impulse responses represented by the first data;
for each of a plurality of positions, determining a feature value based on a function of the time-reversed signal and the stored channel impulse response associated with the position, and
determining the position of the second device based on the position associated with a largest feature value among the feature values,
wherein at least one of (i) the feature value associated with a position is a function of the stored channel impulse response or responses associated with one or more neighboring positions, (ii) the feature value associated with a position is a function of the stored channel impulse responses derived from probe signals sent from the position at a plurality of time periods, or (iii) determining the feature value associated with a position comprises calculating a convolution of the time-reversed signal and the stored channel impulse response associated with the position.

US Pat. No. 10,168,413

SERVICE ENHANCEMENTS USING NEAR FIELD COMMUNICATION

T-Mobile USA, Inc., Bell...

1. A computer-implemented method, comprising:establishing a data transfer link with a near field communication (NFC) mobile device using a mobile telecommunication network;
prompting the NFC mobile device to obtain location information from a first NFC terminal device that is communicating with the NFC mobile device;
receiving the location information from the NFC mobile device via the data transfer link;
obtaining additional location information indicative of a location of the NFC mobile device using one or more additional positioning components of the NFC mobile device; and
determining the location of the NFC mobile device based at least on the location information received from the NFC mobile device, wherein the location information is used to obtain a terminal location of the first NFC terminal device from a database and the terminal location is utilized in determining the location of the NFC mobile device, wherein the determining includes:
searching the database at a first speed using the location information;
eliminating one or more location data entries from the database that correlates NFC device identifiers to locations based at least on the additional location information as obtained by the one or more additional positioning components, wherein the eliminating results in a list of remaining location data entries;
determining that a NFC device identifier matches the first NFC terminal device and a second NFC terminal device;
searching the database at a second speed using the additional location information, the second speed being greater than the first speed;
correlating the NFC device identifier included in the location information with a remaining location data entry from the list of remaining location data entries in the database to obtain a terminal location of the first NFC terminal device;
designating the terminal location as the location of the NFC mobile device;
transmitting the location of the NFC mobile device to a client, the location including an indication that a purchase transaction is legitimate.

US Pat. No. 10,168,412

DUAL AXIS TRACKING DEVICE

WTS LLC, St. Paul, MN (U...

1. A tracking device for tracking the location of a moving object, comprising:a spine portion supported by an upright support, for carrying a payload, and supported at a pivot connection, the spine portion defining a first axis of rotation extending along the spine and a second axis of rotation extending through the pivot connection perpendicular to the first axis of rotation;
a first linear actuation assembly causing the payload to rotate about the first axis of rotation;
a second linear actuation assembly causing the payload to rotate about the second axis of rotation; and
a control module configured to determine a position of a moving object in the sky based on a position of the tracking device on the surface of a planet, the control module further configured to operate the first and second linear actuation assemblies to direct the payload relative to the moving object, by calculating an azimuth and altitude of the moving object and calculating a corresponding rotation about the first axis and the second axis, wherein calculating the rotation about the first axis is performed to accommodate the motion about the second axis.

US Pat. No. 10,168,411

MEASURING DEVICE AND A METHOD FOR MEASURING A HIGH-FREQUENCY SIGNAL WITH DEEMBEDDING

1. A measurement apparatus for measuring a high-frequency signal, wherein the measurement comprises a time-domain measurement in real-time, the measurement apparatus comprising:an analog input configured to interface with a device under test (DUT) and to receive the high-frequency signal from the DUT;
an analog-to-digital converter (ADC) configured to digitize the high-frequency signal;
a signal processor; and
a signal deembedding circuit, disposed in a signal path between the ADC and the signal processor; and
wherein the signal deembedding circuit is configured to receive predetermined S-parameters associated with the DUT to in order to configure the signal deembedding circuit for the DUT based on the predetermined S-parameters,
wherein the signal deembedding circuit is configured to generate a compensated signal by compensating for signal effects in the high-frequency signal resulting from the interface between the analog input and the DUT, wherein the signal effects include echoes due to error matchings of the interface, wherein the signal deembedding circuit comprises at least one echo-compensation filter configured to compensate for the echoes, wherein the signal deembedding circuit facilitates a correction calculation on the digital plane in order to correct measurement errors which are superposed on the high-frequency signal to be measured, and
wherein the signal processor is configured to receive and further process the compensated signal for the time-domain measurement.

US Pat. No. 10,168,410

MRI DATA ACQUISITION, RECONSTRUCTION AND CORRECTION METHODS FOR DIFFUSION WEIGHTED IMAGINE (DWI) AND DIFFUSION TENSOR IMAGING (DTI) AND RELATED SYSTEMS

Duke University, Durham,...

1. A method configured for generating MRI images using an image processing system with a DWI and/or DTI artifact correction circuit, comprising:electronically acquiring diffusion-weighted MRI patient image data using calibration-scan defined gradient blips added to phase encoding gradients of a partial-Fourier echo-planar imaging (EPI) pulse sequence to acquire the diffusion-weighted MRI patient image data in order to reduce or correct for type 1 artifacts, wherein type 1 artifacts are artifacts due to signal loss associated with when an echo is shifted outside an acquired k-space;
electronically mathematically reconstructing a series of partial-Fourier diffusion-weighted EPI images using the acquired diffusion-weighted MRI patient image data with background phases estimated from different portions of k-space then combining the reconstructed partial-Fourier diffusion-weighted EPI images on a voxel by voxel basis in order to generate a composite image where the voxel by voxel basis results in a voxel-wise signal extracted from each of the series of reconstructed partial-Fourier diffusion weighted EPI images with a background-phase-estimating k-space portion from each of the reconstructed series of partial-Fourier diffusion-weighted EPI images matching a corresponding local echo-shifting effect in order to remove type 2 artifacts, wherein type 2 artifacts are artifacts due to partial Fourier reconstruction errors when an echo is shifted outside a central k-space band from which the background phase is computed;
providing patient-independent and diffusion direction-dependent B0EDDY maps of changes of B0 values due to diffusion gradient induced eddy current of a MR scanner used to acquire the diffusion-weighted MRI patient image data, wherein the B0EDDY maps are acquired using a phantom and can be provided as a stored resource of the MR scanner, and wherein B0EDDY refers to changes of B0 values due to diffusion gradient induces eddy current;
generating in vivo patient-dependent and diffusion-independent B0SUSC maps of changes of B0 value due to patient-dependent tissue susceptibility effect with the patient in the MR scanner, wherein B0SUSC refers to changes of the B0 values due to patient-dependent tissue susceptibility effect;
electronically mathematically removing geometric distortions in the acquired diffusion-weighted MRI patient image data in post-processing using the B0EDDY maps and B0SUSC maps; and
electronically generating MRI images using the composite image of the combined reconstructed partial-Fourier EPI images and the removed geometric distortions thereby generating MRI images corrected for type 1 and type 2 artifacts.

US Pat. No. 10,168,409

UNIVERSAL PHANTOM STRUCTURE FOR QUALITY INSPECTIONS BOTH ON COMPUTERIZED TOMOGRAPHY AND ON MAGNETIC RESONANCE TOMOGRAPHY

1. A phantom structure configured to acquire test images and to perform quality inspection on CT or MRT equipment, said phantom structure comprising:a parallelepiped-shaped container divided into sections by internal walls, said sections including:
a first parallelepiped-shaped section divided into two first compartments by a first partition, said two first compartments each having a mutually different volume;
a second parallelepiped-shaped section diagonally divided into at least two second compartments by at least one second partition so that said at least two second compartments are triangular prisms; and
a third parallelepiped-shaped section divided into four third compartments by two mutually transversal third partitions.

US Pat. No. 10,168,408

MPI APPARATUS WITH FAST FIELD OF VIEW MOTION

KONINKLIJKE PHILIPS N.V.,...

1. An apparatus for influencing and/or detecting magnetic particles in a field of view comprising:selection elements, the selection elements comprising a selection field signal generator unit and selection field elements, wherein the selection field elements are arranged to generate a magnetic selection field, the magnetic selection field having a pattern in space of its magnetic field strength in the field of view,
wherein, in a first sub-zone of the space, the magnetization of the magnetic particles is not saturated,
wherein, in a second sub-zone of the space, the magnetization of the magnetic particles is saturated,
drive elements comprising a drive field signal generator unit and drive field coils,
wherein the drive field coils are arranged to change a position in space of the first and second sub-zones in the field of view using a magnetic drive field so that the magnetization of the magnetic material changes locally,
focus elements comprising a focus field signal generator unit and one or more focus field elements,
wherein the focus field elements are arranged to change a position in space of the field of view using a magnetic focus field,
receiving elements arranged to acquire detection signals,
wherein the detection signals depend on the magnetization in the field of view,
wherein the magnetization in the field of view is influenced by the change in the position in space of the first and second sub-zone,
storage elements for storing a static system function of the apparatus obtained in the absence of the magnetic focus field,
processing elements for generating an extended system function by shifting a time-domain representation of the static system function in proportion to the changes of the position of the field of view caused by appliance of the magnetic focus field,
wherein the processing elements reconstruct the spatial distribution of the magnetic particles in the field of view using the detection signals and the extended system function.

US Pat. No. 10,168,407

MEDICAL IMAGING APPARATUS HAVING MULTIPLE SUBSYSTEMS, AND OPERATING METHOD THEREFOR

Siemens Aktiengesellschaf...

1. A method for operating a medical imaging examination apparatus comprising a plurality of apparatus subsystems, comprising:providing a control protocol to control computer that is assigned to a scan sequence in which said control computer will control the plurality of apparatus subsystems in coordination to conduct the scan sequence to acquire medical imaging data from an examination subject;
in said control computer, determining sequence control data for said control protocol that define different functional sub-sequences of said scan sequence to be performed respectively by said apparatus subsystems;
in said control computer, assigning respectively different effective volumes of the examination subject to the respective functional sub-sequences;
in said control computer, determining current ambient conditions of said medical imaging examination apparatus that affect said sequence control data and said effective volumes;
in said control computer, calculating and storing control signals for said scan sequence dependent on said determined sequence control data, the determined effective volumes, and the determined current ambient conditions, by executing an algorithm in said control computer that optimizes the functional sub-sequences locally in the examination subject at least with regard to a sub-region of the respective effective volumes; and
in said control computer, starting said scan sequence using the stored control signals and, during said scan sequence, providing said control computer with a designation of at least one change of a sub-region of a respective effective volume, and automatically adapting said control signals for a remainder of said scan sequence dependent on said change, to maintain the optimization of the functional sub-sequences locally at least with regard to the changed sub-region.

US Pat. No. 10,168,406

METHOD AND DEVICE FOR OPTIMIZING A MAGNETIC RESONANCE SEQUENCE

Siemens Aktiengesellschaf...

1. A method for optimizing operating a magnetic resonance (MR) sequence for operating an MR apparatus, the said MR sequence comprising a plurality of pre-set gradient switching sequences with a plurality of pre-set slew rates, said MR apparatus comprising gradient coils, said method comprising:providing a computer with an MR sequence comprising a plurality of pre-set gradient switching sequences for said gradient coils, each having at least one pre-set slew rate;
in said computer, automatically evaluating the respective pre-set slew rates of said pre-set gradient switching sequences;
in said computer, defining at least one optimizing measure for said MR sequence from said evaluation of said pre-set slew rates;
in said computer, automatically optimizing the MR sequence according to said at least one optimizing measure defined by said evaluation of said pre-set slew rates, in order to generate an optimized MR sequence comprising a plurality of optimized gradient switching sequences each with at least one optimized slew rate, with said optimized slew rates being respectively optimized according to said defined optimizing measure, in comparison to said pre-set slew rates in the MR sequence provided to the computer, so that pre-set slew rates in a first subset of said pre-set slew rates in the MR sequence provided to the computer are reduced, and pre-set slew rates in a second subset of said plurality of pre-set slew rates in the MR sequence provided to the computer are increased; and
generating control signals in said computer corresponding to the optimized MR sequence, and operating said MR apparatus with said control signals in order to acquire MR data from a subject, with said gradient coils operated, at respectively different times in said optimized MR sequence, with said reduced slew rate and with said increased slew rate, and reconstructing image data from the MR data, and displaying said image data as an MR image of the subject at a display screen in communication with said computer.

US Pat. No. 10,168,405

METHOD AND APPARATUS FOR QUANTIFYING PROPERTIES OF AN OBJECT THROUGH MAGNETIC RESONANCE IMAGING (MRI)

SAMSUNG ELECTRONICS CO., ...

1. A method of processing a magnetic resonance (MR) image of an object including a first material and a second material on a magnetic resonance imaging (MRI) apparatus by using multi-parameter mapping, the method comprising:applying to the object a plurality of radio frequency (RF) pulses, each of the plurality of RF pulses being separated from an adjacent RF pulse by either of a first repetition time and a second repetition time;
undersampling first MR signals corresponding to the first material and second MR signals corresponding to the second material in a K-space; and
performing matching between the undersampled first and the undersampled second MR signals and a signal model for the multi-parameter mapping to determine attribute values corresponding to the first and the second materials at at least one point in an MR image of the object,
wherein the plurality of RF pulses have a first interval during which the first repetition time is repeated a first plurality of times and a second interval during which the second repetition time is repeated a second plurality of times.

US Pat. No. 10,168,404

METHOD AND MAGNETIC RESONANCE APPARATUS FOR ESTABLISHING A RESONANT FREQUENCY

Siemens Aktiengesellschaf...

1. A method for automated establishment of at least one resonant frequency in a magnetic resonance (MR) scanner, comprising:from a control computer, operating an MR scanner to acquire at least one MR signal from protons in a subject situated in the MR scanner;
in said control computer, Fourier transforming said MR signal to obtain a spectrum;
in said control computer, identifying resonant peaks in said spectrum;
in said control computer, counting a number of said resonant peaks in said spectrum in order to identify a numerical value of said number of resonant peaks in said spectrum;
in said control computer, determining at least one resonant frequency dependent on said numerical value of said number of resonant peaks;
from said control computer, generating and emitting an electronic signal said MR scanner to operate at said at least one resonant frequency in order to excite nuclear spins in said protons in said subject at said at least one resonant frequency and thereby obtaining further MR signals resulting from the nuclear spins having been excited at said at least one resonant frequency; and
in said control computer, reconstructing image data from said further MR signals, said image data representing selected protons that corresponds to the selected nuclear spins, and displaying said image data at a display as an MR image of the subject.

US Pat. No. 10,168,403

MAGNETIC RESONANCE IMAGING APPARATUS

HITACHI, LTD., Tokyo (JP...

1. A magnetic resonance imaging apparatus, comprising:a gradient magnetic field application unit that applies two or more gradient magnetic field pulses composed of respective waveforms different from each other, according to respective spatial positions on a single gradient magnetic field application axis in an imaging region,
wherein the gradient magnetic field pulses with two or more different waveforms applied by the gradient magnetic field application unit on the single gradient magnetic field application axis are generated based on one predetermined waveform.

US Pat. No. 10,168,402

TRANSMIT/RECEIVE SWITCH, A TRANSMIT COIL ARRAY AND A RECEIVE COIL ARRAY FOR MRI

Max-Planck-Gesellschaft z...

1. A magnetic resonance imaging apparatus for magnetic resonance imaging of a subject of investigation, comprising:a) a coil arrangement for at least one of
a1) transmitting an excitation signal into the subject thereby exciting nuclear spins within the subject and
a2) receiving a response signal emitted by excited spins from the subject,
b) a high-power radio-frequency amplifier for generating the excitation signal to be transmitted into the subject,
c) a low-noise amplifier for receiving and amplifying the response signal from the subject,
d) a transmit/receive switch arranged between the coil arrangement on the one hand and the low-noise amplifier and the high-power radio-frequency amplifier on the other hand, the transmit/receive switch having a receive path between the coil arrangement and the low-noise amplifier, wherein the transmit/receive switch is alternatively operable in
d1) a transmit mode, in which the transmit/receive switch transmits the excitation signal from the high-power radio-frequency amplifier to the coil arrangement, while the transmit/receive switch protects the low-noise amplifier from an outgoing excitation signal, and
d2) a receive mode, in which the transmit/receive switch routes an incoming response signal to the low-noise amplifier
e) a quarter-wavelength segment arranged in the receive path of the transmit/receive switch, wherein the quarter-wavelength segment corresponds to a quarter wavelength of the Larmor frequency, and
f) a diode arranged at one end of the quarter-wavelength segment to short-circuit the receive path at said end of the quarter-wavelength segment, thereby creating an open circuit at the other end of the quarter-wavelength segment and thus preventing the outgoing excitation signal from reaching the low-noise amplifier.

US Pat. No. 10,168,401

RADIO-FREQUENCY COIL ASSEMBLY FOR MAGNETIC RESONANCE IMAGING

SHANGHAI UNITED IMAGING H...

1. A radio frequency (RF) coil assembly, comprising: one or more coil elements arranged on a shell, a cable connector electrically connected to the coil elements, and a rotational device, the cable connector including a cable and a connector, the cable having a number of inner wires enclosed with an outer insulative jacket, and the cable having a first end connected to the connector and a second end connected to the shell via the rotational device.

US Pat. No. 10,168,400

MAGNETIC RESONANCE IMAGING APPARATUS INCLUDING RF SHIELD INCLUDING SLITS

Toshiba Medical Systems C...

1. A magnetic resonance imaging apparatus comprising:a birdcage-type RF coil formed in a substantially cylindrical shape; and
an RF shield formed in a substantially cylindrical shape and disposed on an outer circumferential side of the RF coil, wherein
the RF shield includes a plurality of slits, the slits extending to an area between two rings of the RF coil along an axial direction, all the slits being provided so as not to overlap the slits with a rung of the RF coil in a radial view.

US Pat. No. 10,168,399

MR FIELD PROBES WITH ADDITIONAL WINDINGS FOR IMPROVING THE HOMOGENEITY AND LOCALIZING THE MEASURING VOLUME

26. A magnetic resonance tomography system comprising:at least one field probe comprising:
a body; and
a coil surrounding at least a portion of the body, the coil having a center winding section and two outer winding sections, each outer winding section being adjacent to the center winding section,
wherein the center winding section is isolated from the two outer winding sections.

US Pat. No. 10,168,398

MAGNETIC FIELD SENSING APPARATUS

iSentek Inc., New Taipei...

1. A magnetic field sensing apparatus, comprising:a magnetic flux concentrator, having a top surface, a bottom surface opposite to the top surface, and four side surfaces connecting the top surface and the bottom surface;
at least four magnetoresistance units, respectively disposed beside the four side surfaces, wherein the at least four magnetoresistance units are electrically connected into three different combinations to form three kinds of Wheatstone full bridges in three different periods, respectively, so as to measure magnetic field components in three different directions and to cause each of the three kinds of the Wheatstone full bridges to output three signals corresponding to the magnetic field components in the three different directions, wherein in any one of the three different periods, the number of the Wheatstone full bridge formed by electrically connecting the at least four magnetoresistance units is one; and
a switching circuit, electrically connected to the at least four magnetoresistance units, wherein the switching circuit electrically connects the at least four magnetoresistance units into the three different combinations to form the three kinds of Wheatstone full bridges, respectively, and the three kinds of Wheatstone full bridges respectively measure the magnetic field components at the three different directions and respectively output the three signals corresponding to the magnetic field components in the three different directions.

US Pat. No. 10,168,397

MAGNETIC FIELD SENSOR WITH INCREASED FIELD LINEARITY

Everspin Technologies, In...

1. A magnetic field sensor, comprising:a plurality of transducer legs coupled together as a first circuit configured to sense a magnetic field, wherein each transducer leg includes a plurality of magnetoresistance sense elements; and
a second circuit including a first plurality of current lines, wherein each current line of the first plurality of current lines is proximate a first set of corresponding magnetoresistance sense elements of the plurality of magnetoresistance sense elements of a transducer leg;
wherein, when at least one current line of the first plurality of current lines is energized, a magnetization of a first subset of magnetoresistance sense elements of the first set of magnetoresistance sense elements is aligned in a first direction, and
wherein a routing pattern of the at least one current line is configured to generate a population of magnetoresistance sense elements with magnetizations aligned in the first direction or a second direction opposite to the first direction.

US Pat. No. 10,168,396

LOW FLY HEIGHT IN-PLANE MAGNETIC IMAGE SENSOR CHIP

MultiDimension Technology...

1. A low fly height in-plane magnetic image sensor chip for detecting a magnetic image, comprising:a silicon (Si) substrate with a pit on a surface of the Si substrate,
a magnetoresistive sensor, and
an insulating layer,
wherein the magnetoresistive sensor is located on the bottom surface of the pit in the Si substrate, the insulating layer is located above the magnetoresistive sensor, and the insulating layer is provided with a window corresponding to input and output ends of the magnetoresistive sensor,
wherein the input and output ends of the magnetoresistive sensor are connected with leads directly, or bonded with leads through pads, or through a conducting post and pads to form connections at the window,
wherein the conducting post connects the input and output ends of the magnetoresistive sensor and the pads located on the input and output ends of the magnetoresistive sensor or the conducting post,
wherein the plane where the magnetic image is located is a magnetic image detection plane, and the direction of the magnetic image moving in the magnetic image detection plane when working relative to the magnetoresistive sensor is a scanning direction, wherein the fly height of the leads is lower than the height of the surface of the Si substrate, and the magnetic image detection plane is parallel or coplanar with the surface of the Si substrate.

US Pat. No. 10,168,395

MAGNETIC SENSOR

TDK CORPORATION, Tokyo (...

1. A magnetic sensor comprising:a chip having a placement surface;
a first magnetoresistance effect element located on the placement surface;
a second magnetoresistance effect element located on the placement surface, the second magnetoresistance effect element being separate on the placement surface from the first magnetoresistance effect element; and
a magnetic body that is provided on the placement surface, the magnetic body being located between the first and second magnetoresistance effect elements when viewed in a direction perpendicular to the placement surface,
wherein the magnetic body changes a direction of a magnetic field input to the first and second magnetoresistance effect elements,
resistance values of the first and second magnetoresistance effect elements change according to the direction of the input magnetic field,
the magnetic body has a recess with a concave shape on a side of the magnetic body that faces the placement surface, and
the recess faces a portion of the placement surface that is between the first and second magnetoresistance effect elements, and does not face any of the first and second magnetoresistance effect elements.

US Pat. No. 10,168,394

METHOD FOR MANUFACTURING MAGNETISM MEASUREMENT DEVICE, METHOD FOR MANUFACTURING GAS CELL, MAGNETISM MEASUREMENT DEVICE, AND GAS CELL

SEIKO EPSON CORPORATION, ...

1. A method for manufacturing an atomic oscillator, the method comprising:arranging, in a void in a cell section made of a first glass, an ampoule made of a second glass different from the first glass and having a hollow part filled with a material, and then sealing the cell section; and
casting pulse light on the ampoule through the cell section and thus forming a penetration hole in the ampoule,
wherein the pulse light has an energy of 20 ?J/pulse to less than 200 ?J/pulse, and
the first glass has a lower absorption coefficient for the pulse light than an absorption coefficient of the second glass for the pulse light.

US Pat. No. 10,168,393

MICRO-VACANCY CENTER DEVICE

LOCKHEED MARTIN CORPORATI...

1. A vector magnetometer apparatus, the apparatus comprising:a micron-sized vacancy center diamond nitrogen-vacancy (micro-DNV) sensor positioned in a first layer of a multi-layer structure;
a micro-radio-frequency (RF) source configured to generate RF pulses to stimulate nitrogen-vacancy centers in the micro-vacancy center sensor;
a micron-sized light source positioned at a second layer of the multi-layer structure;
a fixed bias magnet; and
one or more micro-photo detectors configured to detect fluorescence radiation emitted by stimulated nitrogen-vacancy centers and positioned in the first layer of the multi-layer structure,
wherein the micro-vacancy center sensor comprises a micron-sized vacancy center crystal embedded in a cured bonding material, and wherein the micro-vacancy center assembly is operable to perform vector magnetometry when positioned in an external magnetic field.

US Pat. No. 10,168,392

TUNABLE ANISOTROPY OF CO-BASED NANOCOMPOSITES FOR MAGNETIC FIELD SENSING AND INDUCTOR APPLICATIONS

Carnegie Mellon Universit...

1. A nanocomposite comprising cobalt (Co), 30 atomic % or less of Iron (Fe) or Nickel (Ni) and 50 atomic % or less of one or more metals comprising boron (B), carbon (C), phosphorous (P), silicon (Si), chromium (Cr), tantalum (Ta), niobium (Nb), vanadium (V), copper (Cu), aluminum (Al), molybdenum (Mo), manganese (Mn), tungsten (W), and zirconium (Zr);wherein the nanocomposite further comprises:
a composite structure with crystalline grains less than approximately 50 nanometers in average diameter embedded within an amorphous matrix; and
a strain-annealed magnetic core formed through a thermo-mechanical process that includes at least one mechanical operation and at least one thermal operation, wherein the strain-annealed magnetic core comprises an induced anisotropy;
wherein the crystalline grains each comprise a close-packed crystal structure comprising a plurality of aligned faults in the close-packed crystal structure, with each of the faults aligned in a plane of the crystal structure, wherein the plurality of aligned faults in the close-packed crystal structure is configured to cause the induced anisotropy.

US Pat. No. 10,168,391

MULTI-FUNCTIONAL INTERCONNECT MODULE AND CARRIER WITH MULTI-FUNCTIONAL INTERCONNECT MODULE ATTACHED THERETO

Infineon Technologies AG,...

1. An interconnect module, comprising:a metal clip comprising a first end section, a second end section and a middle section extending between the first and the second end sections, the first end section being configured for external attachment to a bare semiconductor die or packaged semiconductor die attached to a carrier or to a metal region of the carrier, the second end section being configured for external attachment to a different metal region of the carrier or to a different semiconductor die or packaged semiconductor die attached to the carrier; and
a magnetic field sensor secured to the metal clip, the magnetic field sensor operable to sense a magnetic field produced by current flowing through the metal clip,
wherein the metal clip is electrically connected to the bare semiconductor die or the packaged semiconductor die so that the metal clip and the bare semiconductor die or the packaged semiconductor die form part of a current pathway.

US Pat. No. 10,168,390

SYSTEM AND METHOD FOR MANAGING BATTERY ON THE BASIS OF TIME REQUIRED FOR CHARGING

Hyundai Motor Company, S...

1. A state of health (SOH) estimating system comprising:a processor including a data measurer and a parameter estimator;
the data measurer determining a measured value of a time required for charging a battery at each of preset voltage intervals within a preset voltage range in which the battery is charged with a constant current; and
the parameter estimator determining an estimated value of a time required for charging the battery at each of the preset voltage intervals by a preset metamodel when a battery voltage is higher than the preset voltage range, and estimating a battery SOH in which an error between the measured value and the estimated value based on a weighted least square (WLS) is the lowest, and providing the estimated battery SOH to a user.

US Pat. No. 10,168,389

ALL-SOLID SECONDARY BATTERY, METHOD OF CONTROLLING ALL-SOLID SECONDARY BATTERY AND METHOD OF EVALUATING ALL-SOLID SECONDARY BATTERY

SAMSUNG ELECTRONICS CO., ...

1. A lithium ion secondary battery comprising:a cathode layer;
an anode layer comprising a solid electrolyte, an anode active material and a coating comprising a metal element, wherein the coating is disposed on the anode active material, and wherein the metal element is at least one of aluminum, titanium, zirconium, niobium, germanium, gallium, silver, indium, tin, antimony, and bismuth; and
a solid electrolyte layer disposed between the cathode layer and the anode layer,
wherein the coating has an electrochemical reaction potential with lithium that is greater than an electrochemical reaction potential of the anode active material with lithium.

US Pat. No. 10,168,388

GFCI SELF TEST SOFTWARE FOR AUTONOMOUS MONITORING AND FAIL SAFE POWER DENIAL

Hubbell Incorporated, Sh...

14. A method for auto-monitoring a ground fault circuit interrupter device comprising the steps of:determining an end-of-life state if the test signal from the fault detection circuit is less than a minimum threshold value for a first predetermined number of testing times within a first predetermined time period;
determining the end-of-life state if the test signal from the fault detection circuit is greater than a maximum threshold value for a second predetermined number of testing times within a second predetermined time period; and
generating an alarm signal when the end-of-life state is determined.

US Pat. No. 10,168,387

INTEGRATED DEFECT DETECTION AND LOCATION SYSTEMS AND METHODS IN SEMICONDUCTOR CHIP DEVICES

Infineon Technologies Aus...

1. A semiconductor chip defect detection and localization system comprising:a plurality of registers spaced apart from one another and coupled with one another by a signal line, wherein the signal line is arranged in a plurality of layers of a semiconductor chip; and
logic circuitry coupled to the plurality of registers and configured to determine a presence, a location, and a layer of a physical defect in at least one of the plurality of layers in which the signal line is arranged based on whether a signal propagates along the signal line and through one or more of the plurality of registers, wherein the logic circuitry is configured to determine the location and the layer of the physical defect in at least one of the plurality of layers based on a failure of a signal to propagate from a first one of the plurality of registers along the signal line to a second adjacent one of the plurality of registers, wherein the location of the physical defect is proximate the first one or the second adjacent one of the plurality of registers.

US Pat. No. 10,168,386

SCAN CHAIN LATENCY REDUCTION

International Business Ma...

1. A method, executed by one or more processors, the method comprising:receiving a scan chain design comprising a plurality of parallel scan chains, each parallel scan chain comprising one or more serially connected single-bit registers, each parallel scan chain having a scan chain length; wherein the plurality of parallel scan chains are interspersed with a plurality of stumpmuxes that segment the plurality of parallel scan chains into scan chain segments;
conducting a determining operation comprising determining a parallel scan chain having a longest scan chain length;
conducting a swapping operation comprising swapping scan chain segments attached to a selected stumpmux to reduce the longest scan chain length and produce an updated scan chain design; and
saving the scan chain design.

US Pat. No. 10,168,385

EYE PATTERN MEASUREMENT APPARATUS, AND CLOCK AND DATA RECOVERY SYSTEM AND METHOD OF THE SAME

MSTAR SEMICONDUCTOR, INC....

1. An eye pattern measurement apparatus, comprising:an eye pattern monitoring device, performing first sampling on a data signal by sequentially using a plurality of scan clock signals having different phases to obtain a plurality of scan data signals, wherein a period of the plurality of scan clock signals is equal to a period of a first clock signal synchronous with the data signal; and
a data aligning device, connected to the eye pattern monitoring device, receiving the plurality of scan data signals outputted by the eye pattern monitoring device, performing phase-shift on the first clock signal to generate a synchronization clock signal having a phase relationship, with the plurality of scan data signals, that satisfies a setup/hold time requirement, synchronizing the plurality of scan data signals with the synchronization clock signal, and outputting a plurality of synchronized scan data signals;
wherein, a phase of the synchronization clock signal further satisfies a condition that, a phase relationship between the plurality of scan data signals synchronized by the synchronization and the first clock signal further satisfies a setup/hold time requirement.

US Pat. No. 10,168,384

MODULAR TESTING SYSTEM WITH VERSATILE ROBOT

XILINX, INC., San Jose, ...

1. A modular chip package assembly testing system comprising:a first queuing station configured to receive a first carrier containing a plurality of chip package assemblies for testing within the modular chip package assembly testing system;
a second queuing station configured to receive a second carrier containing a plurality of chip package assemblies for testing within the modular chip package assembly testing system;
a plurality of test stations including at least a first test station and a second test station, each test station comprising:
an interface configured to receive and communicatively connect with at least one chip package assembly; and
a test processor configured to test the chip package assembly connected through the interface utilizing a predetermined test routine associated with each test station;
a robot having a range of motion operable to transfer a chip package assembly between any of the first queuing station, the second queuing station and the plurality of test stations;
an automatic identification and data capture (AIDC) device operable to read an identification tag affixed to a carrier disposed in the first and second queuing stations or affixed to chip package assembly disposed in the testing system; and
a controller configured to control placement of chip package assemblies by the robot in response information obtained from reading the identification tag coupled to a carrier disposed in at least one of the first and second queuing stations, the predefined test routine of the test processor of the first test station, and the predefined test routine of the test processor of the second test station.

US Pat. No. 10,168,383

TESTING PRINTED CIRCUIT BOARD ASSEMBLY

International Business Ma...

1. A method comprising:integrating a printed circuit board assembly (PCBA) and a computing device, wherein the PCBA contains a plurality of functional areas and a plurality of non-functional areas on a printed circuit board (PCB);
stressing a non-functional area of the plurality of non-functional areas of the PCBA that is susceptible to defects, wherein the non-functional area contains an embedded component susceptible to defect;
applying destructive testing to failure of the embedded component susceptible to defect wherein applying further comprises:
exposing the non-functional area to strain;
exposing the non-functional area to flux; and
responsive to applying the destructive testing, deriving information from the applied destructive testing.

US Pat. No. 10,168,382

SENSITIVE, DANGEROUS, VULNERABLE, OR EXPENDABLE INSTALLED EQUIPMENT ITEM(S) SAFE PROGRAMMABLE AND EXPANDABLE RESOURCE ELECTRONIC TEST EQUIPMENT APPARATUSES AND RELATED METHODS FOR TESTING AND INTERFACING WITH MULTIPLE CLASSES OR TYPES OF SYSTEMS UNDER TES

The United States of Amer...

1. A test system comprising:a test control computer comprising a processor, a memory, a test control computer input/output section, and a non-transitory machine readable storage medium storing a plurality of non-transitory test control software instructions or control sections configured to control said test system;
a test set chassis and a common motherboard with a bus system coupled with said test control computer input/output section, wherein said common motherboard further comprising a plurality of circuit card insertion bus slots coupled to said common motherboard's bus system, said test set chassis further comprises a common ordinance ground connection or interface that each of said plurality of circuit card insertion bus slot ground pins connect with such that the system under test is not inadvertently energized or activated by power surges;
a plurality of number of relay card assemblies inserted into the circuit card insertion bus slots, wherein each said relay card assemblies comprises:
a programmable relay matrix and a field programmable gate array (FPGA), wherein said FPGA is connected or coupled with a card insertion bus interface of a respective relay card which in turn electrically couples with said common motherboard bus system through respective said circuit card insertion bus slots,
a programmable relay matrix (PRM) coupled with said FPGA, said PRM further configured with programmable first inputs and programmable first outputs respectively comprising reprogrammable PRM inputs and outputs, said PRM inputs and outputs are selectively configured by said FPGA based on instructions from said non-transitory test control software instructions or control sections to couple one or more said first inputs with one or more said first outputs of the PRM, wherein said PRM ground connections to the system under test are coupled by the PRM to the common ordinance ground through the common ordnance ground connection or interface such that the system under test is not inadvertently energized or activated by power surges from a power supply connected to the test system;
one or more connection ports, wherein said one or more connection ports on each relay card assembly are configured to couple with either the unit under test or to a test instrument, wherein said one or more test connection ports are also coupled with either said PRM input or said PRM output;
a plurality of secondary bus segments that reconfigurably create one or more additional bus or signal connections that passes between at least one of said relay card assemblies and also connects with at least one said PRM input or output so that one or more single wire segments in the plurality of secondary bus segments can be configured to create one or more additional programmable electrical paths using at least one said PRM between at least one said test instrument connected to one said relay card assembly and at least one said unit under test connected to another relay card assembly including connections through other said relay card assemblies and said secondary bus segments; and
one or more safety interlock interface cables configured with an electrical coupler or connector that each couples respectively with one of said one or more relay circuit card assembly connection ports, wherein at least one electrical couplers or connectors are formed with at least one safety structure or system comprising a first, second, or third safety structure, wherein said first safety structure comprises one or more of said electrical couplers or connectors formed without one or more electrical interface pins or sections that thereby isolates one or more bus or signal lines in said one or more connection ports from corresponding cable bus or signal lines in said one or more safety interlock interface cables, said second safety structure or system comprises a signal loop back structure which couples at least one of said safety interlock interface cable bus or signal lines with itself, third safety structure or system comprising a resistor disposed in series with at least one of said cable bus or signal lines in said safety interlock cable that connects with a predetermined equipment item in the unit under test;
wherein said plurality of non-transitory test control software instructions or control sections configured to control said test system further comprise instructions or control sections which check if one safety structure(s) or system(s) are present in at least one of said one or more safety interlock interface cables on one or more predetermined and stored said cable bus or signal lines associated with one or more predefined risk conditions associated with at least one said equipment item in said unit under test, wherein if at least one of said safety structures are not detected on said predetermined or stored said cable bus or signal lines associated with one or more said predefined risk conditions, then said test system will halt further testing and output a warning indication on a display or other output device.

US Pat. No. 10,168,381

METHOD FOR DETERMINING A DETERIORATION OF POWER SEMICONDUCTOR MODULES AS WELL AS A DEVICE AND CIRCUIT ARRANGEMENT

SIEMENS AKTIENGESELLSCHAF...

1. A method for characterizing a power semiconductor module with a power semiconductor component, the method comprising:developing a thermal model of the power semiconductor module at a reference time point;
establishing a reference temperature based at least in part on the thermal model of the power semiconductor module;
measuring a temperature-sensitive electrical parameter of the power semiconductor module at a later point in time during operation of the power semiconductor module;
determining a current temperature of the power semiconductor module from the measured temperature-sensitive electrical parameter of the power semiconductor module;
calculating a temperature difference between the current temperature and the reference temperature; and
determining a deterioration of the power semiconductor module based at least in part on the calculated temperature difference.

US Pat. No. 10,168,380

SEMICONDUCTOR DEVICE EVALUATION JIG, SEMICONDUCTOR DEVICE EVALUATION APPARATUS, AND SEMICONDUCTOR DEVICE EVALUATION METHOD

Mitsubishi Electric Corpo...

1. A semiconductor device evaluation jig to be used with a semiconductor device evaluation apparatus for evaluating an electrical characteristic of a semiconductor device, the semiconductor device evaluation jig in use being disposed on a stage of the semiconductor device evaluation apparatus,the semiconductor device evaluation jig comprising:
a base having electrical conductivity and a plate shape,
the base having a first surface and a second surface opposite to the first surface,
the base having, in the first surface, a mount region where the semiconductor device is to be mounted, and
the base having a through hole located in the mount region and extending through from the first surface to the second surface;
at least one temperature detecting element attached to the base;
a first electrode pad electrically connected to the temperature detecting element and formed in the first surface side; and
a second electrode pad formed in the first surface side of the base and electrically connected to the base,
in the first surface, the base having a second electrode pad recess, and the second electrode pad being disposed in the second electrode pad recess.

US Pat. No. 10,168,379

FIXED IMPEDANCE CABLING FOR HIGH VOLTAGE SURGE PULSE

AKTIEBOLAGET SKF, Gothen...

1. A system, comprising:an output cabling comprising an output wire and a return wire;
a surge generator configured to provide a voltage pulse at a first rise time down the output cabling to a device under test; and
wherein the output wire causes a ring at an initiation of the voltage pulse being provided by the surge generator to the device under test,
wherein the return wire is a return leg of the output cabling that is in a parallel path to the output wire and is configured to reduce or eliminate the ring,
wherein the return wire reduces the first rise time to a second rise time, and
wherein a potential of the return wire is the same as a potential of a component of the output wire.

US Pat. No. 10,168,378

ELECTRONIC DEVICE AND METHOD OF DETERMINING ABNORMALITY OF ELECTRONIC DEVICE CONNECTING UNIT

Samsung Electronics Co., ...

1. An electronic device, comprising:an external device connecting unit comprising a first function connecting unit and a second function connecting unit, wherein the first function connecting unit includes a first identification (first ID) pin configured to detect a connection with an external electronic device, and wherein the second function connecting unit includes a second identification (second ID) pin configured to detect the connection with the external electronic device; and
a processor configured to determine that an abnormality or a normality occurs in the external device connecting unit when values measured from the first ID pin and the second ID pin satisfy a predetermined condition,
wherein the external device connecting unit is a connecting unit according to a micro Universal Serial Bus (USB) protocol.

US Pat. No. 10,168,377

PREDICTING SERVICE LIFE OF ELECTRICAL EQUIPMENT

International Business Ma...

1. A method for predicting a service life of electrical equipment, the method comprising:preparing at least one thermal history sensor mounted inside or on an outer wall surface of electrical equipment, the thermal history sensor including a plurality of dissimilar metal joints, wherein the plurality of dissimilar metal joints includes a plurality of metal pads of a first metal on a board and a metal wire made of a second metal having a diffusion coefficient lower than the diffusion coefficient of a first metal, and configured so that resistance values of the dissimilar metal joints change in response to an amount of intermetallic compound growing in the dissimilar metal joints due to a temperature inside the electrical equipment or of the outer wall thereof during operation;
periodically or irregularly monitoring and storing in memory the resistance values of the plurality of dissimilar metal joints from the thermal history sensor; and
predicting the service life of the electrical equipment using the stored resistance values.

US Pat. No. 10,168,376

LEAKAGE CURRENT DETECTION CIRCUIT, HIGH VOLTAGE DIRECT CURRENT SYSTEM, AND DETECTION METHOD AND APPARATUS

HUAWEI TECHNOLOGIES CO., ...

1. A leakage current detection circuit, comprising:a first resistor coupled to a positive direct current (DC) bus;
a second resistor coupled to a negative DC bus;
a third resistor coupled in series to the first resistor and to the positive DC bus;
a fourth resistor coupled in series to the second resistor and to the negative DC bus; and
a detection processing circuit separately connected to the first resistor and the second resistor, the first resistor and the second resistor either:
coupled to a trunk circuit in a system comprising the positive DC bus, the negative DC bus and a first load coupled to and located between the first resistor and the second resistor; or
coupled to and located on a same branch circuit in the system, the detection processing circuit being configured to:
detect a first current flowing through the first resistor;
detect a second current flowing through the second resistor;
detect a third current flowing through the third resistor;
detect a fourth current flowing through the fourth resistor;
determine a difference between the first current and the second current as a first leakage current;
determine an insulation fault occurs in a circuit comprising the first load when the first current is equal to the second current and the third current is equal to the fourth current; and
determine that insulation of the system is normal when the first leakage current is equal to zero.

US Pat. No. 10,168,375

PHASE CURRENT INTEGRATION METHOD FOR DIAGNOSING FAULT IN SWITCHED RELUCTANCE MOTOR POWER CONVERTER

China University of Minin...

1. A phase current integration method for diagnosing fault in switched reluctance motor power converter, the method comprising:detecting the transient value of phase current io(t) of switched reluctance motor power converter in a fault-free state, and obtaining the integral value of phase current in a fault-free state in one cycle through an integral operation according to the equation SnO=?T iO(t)dt, wherein n is the rotational speed of the motor, T is the change cycle of phase current, and t is time;
detecting the transient value of present phase current i(t) of switched reluctance motor power converter, and obtaining the integral value of phase current in the present state in one cycle through integral operation according to the equation Sn =?T i(t)dt, wherein, n is the rotational speed of the motor, T is the change cycle of phase current, and t is time;
the ratio En=Sn/SnO between the integral value Sn of the phase current in the present state in one cycle and the integral value SnO of the phase current in a fault-free state in one cycle is used as fault characteristic quantity to diagnose if the master switches of switched reluctance motor power converter have a short circuit or open circuit fault;
when the curve values of the ratio En=Sn/SnO are all 1 in the whole range of rotational speed, the switched reluctance motor power converter does not have a master switch fault;
when the curve values of the ratio En=Sn/SnO are above 1.2 in the whole range of rotational speed, the switched reluctance motor power converter has a master switch short circuit fault;
when the curve values of the ratio En=Sn/SnO are 0 in the whole range of rotational speed, the switched reluctance motor power converter has a master switch open circuit fault;
the positioning of fault phase with master switch short circuit or open circuit is realized through detecting phase current, obtaining the ratio En=Sn/SnO between the integral value Sn of the phase current in the present state in one cycle and the integral value SnO of the phase current in a fault-free state in one cycle and judging whether the curve value of the ratio En=Sn/SnO in the whole range of rotational speed is equal to 1, above 1.2 or equal to 0.

US Pat. No. 10,168,374

POWER DISTRIBUTION UNIT AND ALARM METHOD APPLIED IN THE SAME

International Business Ma...

1. An apparatus comprising:a first socket configured to receive a plug, the first socket having a first power end and a first ground end, and the first socket disposed at a base;
a first AND gate having a first input end and a second input end, and the first input end is electrically connected to a first output end of a first inverter;
a first switch positioned proximal to the first power end, the first switch having a first end and a second end, the first end is electrically connected to a third input end of the first inverter, the first end and the third input end are together electrically connected to a preset power, and the second end is grounded;
a second switch positioned proximal to the first ground end, the second switch having a third end and a fourth end, the third end is electrically connected to the second input end, the third end and the second input end are together electrically connected to the preset power, and the fourth end is grounded; and
a second output end of the first AND gate to output an alarm signal responsive to the first switch being short when the plug is electrically connected to the first power end and the second switch being open when the plug is electrically disconnected from the first ground end.

US Pat. No. 10,168,373

DIAGNOSTIC DEVICE FOR CHECKING A CONTROL SIGNAL LINE

Audi AG, Ingolstadt (DE)...

1. A diagnostic device for checking a control signal wire disposed between a controller of a motor vehicle and a vehicle-side charging port for a battery of the motor vehicle, the diagnostic device comprising:a first resistor and a diode arranged in the controller, said first resistor connecting the control signal wire to ground,
a second resistor connected electrically in parallel with a group consisting of the diode and the first resistor on the vehicle-side charging port,
an evaluation device of the controller comprising at least one of a current source and a voltage source arranged in the controller for supplying a current or a voltage when the battery is not being charged, said evaluation device configured to measure a current or a voltage indicating a control signal wire defect by using the parallel connection of the first and the second resistor.

US Pat. No. 10,168,372

SYSTEM AND METHOD FOR LEAKAGE CURRENT AND FAULT LOCATION DETECTION IN ELECTRIC VEHICLE DC POWER CIRCUITS

General Electric Company,...

1. A system comprising:a DC power circuit including:
a DC bus comprising a pair of conductors;
one or more energy storage devices connected to the DC bus to provide a DC power thereto;
one or more power converters connected to the DC bus and configured to condition the DC power; and
one or more loads positioned to receive power from the DC bus or the one of the respective one or more power converters; and
a plurality of DC leakage current detectors positioned throughout the DC power circuit, the plurality of DC leakage current detectors configured to sense and locate a leakage current fault in the DC power circuit;
wherein each of the plurality of DC leakage current detectors is configured to generate a net voltage at an output thereof indicative of whether a leakage current fault is present at a location at which the respective DC leakage current detector is positioned.

US Pat. No. 10,168,371

SYSTEM AND METHODS FOR DETERMINING THE IMPACT OF MOISTURE ON DIELECTRIC SEALING MATERIAL OF DOWNHOLE ELECTRICAL FEEDTHROUGH PACKAGES

1. A system for determining the impact of moisture on a dielectric sealing material, the system comprising:a testing apparatus comprising a testing chamber, the testing chamber surrounded by a rigid shell;
a dielectric sealing material and a conducting pin positioned within the rigid shell and exposed to the testing chamber;
a first electrical lead coupled to the conducting pin;
a second electrical lead coupled to the testing apparatus, the dialectic sealing material positioned between the first electrical lead and the second electrical lead;
an insulation resistance measurement unit coupled to both the first electrical lead and the second electrical lead, the insulation resistance measurement unit configured to measure an insulation resistance value between the electrical leads;
a fluid conducting aperture positioned within the rigid shell, the fluid conducting aperture configured to transfer a fluid into the testing chamber; and
wherein the insulation resistance measurement unit measures a first insulation resistance value of the dielectric sealing material in a first environmental condition, and the insulation resistance measurement unit measures a second insulation resistance value of the dielectric sealing material at a second environmental condition after a hydraulic pressurized fluid has been introduced into the testing chamber.

US Pat. No. 10,168,370

SEMICONDUCTOR APPARATUS AND TEST SYSTEM INCLUDING THE SAME

SK hynix Inc., Icheon-si...

1. A semiconductor apparatus comprising:an input/output pad configured to exchange signals with an external device;
a control pad configured to be inputted with a discharge signal from the external device; and
a first electrostatic protection unit configured to form an electrostatic discharge path from the input/output pad to a first voltage supply line in response to the discharge signal,
wherein the discharge signal is independent of the signals inputted to the input/output pad, and
wherein the electrostatic discharge path is a single directional current path blocking a current from the first voltage supply line to the input/output pad,
wherein the first electrostatic protection unit comprises:
a transfer section configured to transfer static electricity generated in the input/output pad to a transfer node; and
a discharge control section configured to discharge the static electricity transferred to the transfer node to the first voltage supply line in response to the discharge signal.

US Pat. No. 10,168,369

DEVICE AND METHOD OF TESTING DUAL-FREQUENCY NONLINEAR VECTOR NETWORK PARAMETERS

THE 41ST INSTITUTE OF CHI...

1. A device of for testing dual-frequency nonlinear vector network parameters, the device comprising:a frequency reference module configured to generate two signal sources and a local oscillator signal source for sending a local oscillator signal to a receiver, the two signal sources being a first signal source and a second signal source;
selector switches comprising a first selector switch, a second selector switch, a third selector switch, a fourth selector switch, a fifth selector switch, a sixth selector switch and a seventh selector switch;
testing ports comprising a first testing port, a second testing port and a third testing port;
multiplier selection units comprising a first multiplier selection unit and a second multiplier selection unit for realizing selection of pass-through, double, triple . . . n-tuple for the signals;
receivers comprising an R receiver for providing a phase reference for the nonlinear testing, an R1 receiver for testing an output signal of the first signal source, an R2 receiver for testing the output signal of the second signal source, an A receiver for testing the signal entering the first testing, port, a B receiver for testing the signal entering the second testing port, and a C receiver for testing the signal entering the third testing port;
couplers comprising a first coupler, a second coupler, a third coupler, a fourth coupler and a fifth coupler;
a mixer configured to frequency mix an output signal of the first multiplier selection unit and the output signal of the second multiplier selection unit and output the signal subject to frequency mixing to the R receiver via the fifth selector switch;
a computer module; and
loads comprising a first load and a second load, wherein
each of the receivers comprises a frequency mixing module, an intermediate frequency conditioning module, an A/D conversion module and a DSP vector calculation module;
the first coupler sends a coupled portion of the signal emitted from the first signal source to the R1 receiver;
the second coupler sends the coupled portion of the signal emitted from the second signal source to the R2 receiver;
the third coupler sends the coupled portion of the incoming signal from the first testing port to the A receiver;
the fourth coupler sends the coupled portion of the incoming signal from the second testing, port to the B receiver;
the fifth coupler sends the coupled portion of the incoming signal from the third testing port to the C receiver;
the first signal source and the second signal source input the signal to the first testing port or the third testing port in an independent or combined fashion, the second signal source outputs the signal to the second testing port independently, the local oscillator signal source sends the local oscillator signal to the R receiver, the R1 receiver, the R2 receiver, the A receiver, the B receiver and the C receiver;
the signals from the first signal source and the second signal source are respectively divided into the first multiplier selection unit and the second multiplier selection unit, and
the signal output from the first multiplier selection unit is sent to the R receiver via the sixth selector switch and the fifth selector switch, or
the signal output from the second multiplier selection unit is sent to the R receiver via the seventh selector switch and the fifth selector switch, or
the signal output from the first multiplier selection unit and the signal output from the second multiplier selection unit enter the mixer where the frequency mixing is performed via the sixth selector switch and the seventh selector switch respectively, and the signal that is frequency mixed by the mixer is sent to the R receiver via the fifth selector switch;
the signal in the R receiver and the signals that respectively enter the R1 receiver, R2 receiver, A receiver, B receiver and C receiver via the first coupler, the second coupler, the third coupler, the fourth coupler and the fifth coupler are frequency mixed with the local oscillator signal generated h the local oscillator signal source to output an intermediate frequency signal which is subjected to intermediate frequency conditioning by an intermediate frequency conditioning module, then enters the A/D conversion module for sampling and conversion and then enters the DSP vector calculation module where the digital intermediate frequency signal is subjected to I/Q decomposition and filtering, and the received signal is tested for amplitude and phase to obtain test data, and the test data being sent to the computer module for nonlinear modeling; and
the computer module controls a sweep frequency and a power of the first signal source, the second signal source, and the local oscillator signal source.

US Pat. No. 10,168,368

THREE PHASE CONVERTING DEVICE AND METHOD FOR ESTIMATING CAPACITANCE

DELTA ELECTRONICS, INC., ...

10. A three phase converting device comprising:a three phase converter, wherein a non-baseband signal is input to the three phase converter, such that a bus voltage of the three phase converter generates a non-baseband flutter;
a bus voltage estimator configured to obtain the bus voltage of the three phase converter, and further configured to obtain a bus voltage estimating value based on the bus voltage, a bus capacitance estimating value, an input power, and an output power of the three phase converter; and
a bus capacitance estimator configured to filter the bus voltage and the bus voltage estimating value to respectively output a first AC component and a second AC component corresponding to the non-baseband flutter, wherein the bus capacitance estimator is further configured to estimate a bus capacitance based on the first AC component, the second AC component, and a bus capacitance initial value.

US Pat. No. 10,168,367

AUTOMATIC MEASUREMENT AND NOTIFICATION OF ELECTRICAL LEVEL USING SMARTPHONE SENSORS

International Business Ma...

1. A method for detecting unsafe electrical power levels by a personal mobile device, the method comprising:detecting, by a magnetic sensor of the personal mobile device, a magnitude of a magnetic field produced by a power line;
determining, by a GPS module of the personal mobile device, a location at which the magnetic sensor is detecting the magnetic field produced by the power line;
receiving, by one or more processors of the personal mobile system, inputted information from an electrical worker operating the personal mobile device, indicating a classification level of the electrical worker;
determining, by the one or more processors, a distance from the determined location at which the magnetic sensor is detecting the magnetic field produced by the power line and the power line;
determining, by the one or more processors, if the magnitude of the detected magnetic field produced by the power line exceeds a predefined electrical power level threshold, stored on one or more computer-readable storage media of the personal mobile device, that is associated with the inputted electrical worker classification level, based on the determined distance from the location at which the magnetic sensor detected the magnetic field produced by the power line and the power line;
in response to determining, by the one or more processors, that the magnitude of the detected magnetic field produced by the power line exceeds the predetermined electrical power level threshold that is associated with the inputted electrical worker classification level, the one or more processors causing an alert module of the personal mobile system to produce an alert on the personal mobile system.

US Pat. No. 10,168,366

EMULATING A CONSTANT POWER LOAD USING A CONSTANT CURRENT LOAD

International Business Ma...

1. A method comprising:obtaining, by a processor, testing metrics for a power source to be tested, wherein the testing metrics include one or more power thresholds, a sampling rate, and a power profile, wherein the power profile includes a period of time to test each of the one or more power thresholds, wherein the power profile constitutes an iteration, and wherein one or more iterations are completed;
obtaining an initial current level for a constant current electronic load (e-load) based on the voltage of the power source to be tested and a first power threshold of the one or more power thresholds;
setting the current level of the constant current e-load to the initial current level;
determining, by a power meter, power-draw of the constant current e-load connected to the power source, wherein the power-draw is output according to the sampling rate;
comparing the power-draw to the first power threshold of the one or more power thresholds, wherein comparing the power-draw to the first power threshold includes calculating an error between the power-draw and the first power threshold, wherein the error is output according to the sampling rate, and wherein each of the one or more power thresholds has an error allowance;
adjusting, in response to the power-draw not satisfying the first power threshold, the current level of the constant current e-load such that the power-draw approaches the first power threshold, wherein adjusting the current level is based on the error between the power-draw and the first power threshold, the sum of error output received according to the sampling rate, and the rate of change of the power-draw;
determining, based on the comparison, that the power-draw exceeds the error allowance of the first power threshold;
increasing, in response to the power-draw exceeding the error allowance of the first power threshold, the sampling rate;
determining, based on the testing metrics, that a second power threshold is to be tested;
obtaining a second initial current level for the constant current e-load based on an inferred voltage of the power source and the second power threshold;
setting the current level of the constant current e-load to the second initial current level;
determining, by the power meter, power-draw of the constant current e-load connected to the power source at the second power threshold, wherein the power-draw is output according to the sampling rate;
comparing the power-draw to the second power threshold of the one or more power thresholds, wherein comparing the power-draw to the second power threshold includes calculating an error between the power-draw and the second power threshold, wherein the error is output according to the sampling rate; and
adjusting, in response to the power-draw not satisfying the second power threshold, the current level of the constant current e-load such that the power-draw approaches the second power threshold, wherein adjusting the current level is based on the error between the power-draw and the second power threshold, the sum of error output received according to the sampling rate, and the rate of change of the power-draw.

US Pat. No. 10,168,365

MICROFABRICATED CALORIMETER FOR RF POWER MEASUREMENT

Bird Technologies Group I...

1. A radio frequency (RF) power calorimeter comprising:a load electrically coupled to a RF input, the RF input configured to be electrically coupled to an RF power source;
a variable low-frequency power source electrically coupled to the load and configured to apply low-frequency power to the load;
a thermal medium thermally coupled to the load;
an outlet temperature sensor thermally coupled to the thermal medium, the outlet temperature sensor being positioned to measure the temperature of the thermal medium due to heating by the load;
circuitry configured to calculate power of the RF source electrically coupled to the RF input by: determining an average power of the RF source based on temperature measurements of the thermal medium using a variable bias from the low-frequency power source;
a single fluid loop comprising a fluid channel path array configured to vary a flowrate of said thermal medium through said single fluid loop.

US Pat. No. 10,168,364

BATTERY MONITORING SYSTEM FOR A VEHICLE AND A METHOD THEREOF

WIPRO LIMITED, Bangalore...

1. A battery source monitoring system for a vehicle, the system comprising:a plurality of switching circuits, each switching circuit with a two-way current line to enable switching of one or more accessory devices between a primary battery source and an auxiliary battery source;
at least one current sensor configured to detect current consumption of the one or more accessory devices connected to an auxiliary battery source; and
a control unit, interfaced to the plurality of switching circuits, the primary battery source, the auxiliary battery source, the at least one current sensor and an ignition sensor, on detecting vehicle ignition OFF condition, is configured to:
determine ON condition of the one or more accessory devices;
switch power source of the one or more accessory devices in ON condition from the primary battery source to the auxiliary battery source;
comparing current consumption of each accessory device with a predetermined threshold; and
when the current consumption of a first accessory device surpasses the predetermined threshold, control the plurality of switching circuits to:
disconnect the first accessory device from the auxiliary battery source by switching power source of the first accessory device from the auxiliary battery source to the primary battery source; and
selectively power the remaining accessory devices and the at least one current sensor by the auxiliary battery source simultaneously, thereby monitoring the battery source of the vehicle.

US Pat. No. 10,168,363

CURRENT SENSOR WITH EXTENDED VOLTAGE RANGE

1. A current sense circuit comprising:a copy transistor of a first type having a gate terminal configured to be coupled to a gate terminal of an output transistor of the first type, and a drain terminal coupled to an input terminal, the drain terminal of the copy transistor configured to be coupled to a drain terminal of the output transistor;
a first transistor of the first type having a current path coupled to a current path of the copy transistor;
an error amplifier having a non-inverting input terminal coupled to a source terminal of the copy transistor, an inverting input terminal configured to be coupled to a source terminal of the output transistor, an output terminal coupled to a gate terminal of the first transistor, a positive power supply terminal coupled to the input terminal and a negative power supply terminal coupled to a reference supply terminal; and
a current-to-voltage converter having an input coupled to the current path of the copy transistor.

US Pat. No. 10,168,362

ACTIVE SLIDE SCREW TUNER

1. An active slide screw impedance tuner, comprisingtwo ports, a test port and an idle port, and a slotted low loss airline (slabline) between the ports;
external amplifier having an input and an output port;
characteristic impedance (Zo) terminations;
and at least two mobile carriages, carriage #1 closest to the test port and carriage #2 closest to the idle port;wherebythe carriages slide independently along the axis of the slabline and have, each, a vertically movable axis;and wherebycarriage #1 has a signal coupler #1 attached on its vertical axis, which adjusts the penetration of the coupler into the slot of the slabline;and wherebya signal coupler #2 is inserted into the slot of the slabline at a fixed position between the test port and carriage #2;and whereby each coupler has a coupled port and an isolated port;and whereby the amplifier is connected to the couplers as follows:the input port is connected to the coupling port of coupler #1 and the output port to the coupled port of coupler #2;and wherebycarriage #2 carries on its vertical axis a reflective (tuning) probe insertable to adjustable depth into the slot of the slabline and capacitively coupled with the center conductor of the slabline;and whereby the isolated ports are terminated with characteristic impedance (Zo);and whereby the coupling port of each coupler is close to the test port and the isolated port of each coupler is close to the idle port.

US Pat. No. 10,168,361

CURRENT SENSOR AND MEASURING APPARATUS

HIOKI DENKI KABUSHIKI KAI...

1. A current sensor comprising:a magnetic core through whose interior a measured object is inserted;
a coil that is wound around the magnetic core, has one end connected to a reference potential-side, and outputs, from another end, a detection current with a current value in keeping with a current value of a measured current flowing in the measured object inserted through the magnetic core;
a constant impedance filter that is used in a normal mode whose input terminal is connected to the other end of the coil, limits a frequency range of the detection current inputted from the input terminal to a desired frequency range, and outputs the detection current from an output terminal;
a transmission path that has a characteristic impedance decided in advance and is directly connected at one end to the output terminal of the constant impedance filter; and
a terminating resistance that is connected between another end of the transmission path and the reference potential and converts the detection current flowing via the transmission path to a detection voltage,
wherein an impedance of the constant impedance filter when looking from the input terminal toward the terminating resistance is set at a same value as the characteristic impedance.

US Pat. No. 10,168,360

MEASUREMENT DEVICE FOR LIGHTING INSTALLATIONS AND RELATED METHODS

FLIR Systems, Inc., Wils...

1. A measurement device comprising:a housing configured to be hand-held by a user;
a visible light sensor disposed at least partially on the housing, the visible light sensor being configured to sense visible light emitted from a light source and generate a first signal indicative of an intensity of the visible light;
a logic device within the housing and configured to process the first signal to determine the intensity of the visible light,
wherein the logic device is further configured to receive and process a second signal indicative of a physical parameter associated with an external article to determine a magnitude of the physical parameter; and
a display disposed at least partially on the housing and configured to present information representing a numerical value indicative of the intensity of the visible light and a numerical value indicative of the magnitude of the physical parameter.

US Pat. No. 10,168,359

PROBE CARD FOR HIGH VOLTAGE TESTING

MPI Corporation, Hsinchu...

1. A probe card, comprising:a wiring board;
a top cover coupled with the wiring board, the top cover having at least one air inlet therein;
a retractable structure connected with the top cover, the retractable structure comprising:
a first ring having a plurality of vent holes therein, the top cover having a first bottom surface facing to the first ring, the first ring having a top surface facing to the top cover, the top surface of the first ring and the first bottom surface of the top cover together defining a homogenized space, the homogenized space communicating with the air inlet of the top cover and the vent holes of the first ring; and
a second ring movably coupled with the first ring, the second ring having an inner ring extending inwardly from a second inner sidewall of the second ring and a plurality of jet holes penetrating through the inner ring, a projection of each of the vent holes along an extension direction of the corresponding vent hole overlapping with the inner ring and the jet holes communicating with the vent holes, the second ring having a second bottom surface on the inner ring and opposite to the top cover, outlets of the jet holes being located on the second bottom surface, wherein a first inner sidewall of the first ring and the second inner sidewall of the second ring together define a pressure space; and
at least one probe electrically connected with the wiring board and extending to the pressure space.

US Pat. No. 10,168,358

ADVANCED RADIO FREQUENCY SENSING PROBE

CTS CORPORATION, Lisle, ...

1. A radio frequency probe system, comprising:a coaxial cable having an inner conductor directly surrounded by an inner dielectric material, the inner dielectric material covered by a conducting coaxial braid, and the conducting coaxial braid covered by an outer insulating jacket;
a conductive outer sleeve in direct electrical contact with the coaxial braid; and
an inner conductor sheath encasing the inner conductor, extending beyond the conducting outer sleeve.

US Pat. No. 10,168,357

COATED PROBE TIPS FOR PLUNGER PINS OF AN INTEGRATED CIRCUIT PACKAGE TEST SYSTEM

Intel Corporation, Santa...

1. An apparatus comprising:a plunger having a tip to contact a solder ball of an integrated circuit package;
a sleeve to hold the plunger and allow the plunger to move toward and away from the package, the sleeve being held in a socket;
a spring within the sleeve to drive the plunger toward the package; and
a coating over the tip, the coating having an inner portion and an outer portion, the outer portion being harder than a solder ball, and the inner portion softer than the outer portion, wherein the coating is an electro-plated titanium that is heat treated to form a ceramic oxide coating over the titanium.

US Pat. No. 10,168,356

TEST AND MEASUREMENT PROBE WITH ADJUSTABLE TEST POINT CONTACT

Tektronix, Inc., Beavert...

1. A probe for making electrical contact with a test point in a device-under-test, the probe comprising:a body;
a rigid member structured to be able to travel linearly with respect to the body;
a flexible arm having a test point contact disposed at a first end, and fastened at a second end to the rigid member; and
a flexible linkage fixed to the body and connected to a point on the flexible arm between the first end and the second end, the flexible linkage structured to cause the flexible arm to bend in response to travel of the rigid member in a first direction, and to unbend in response to travel of the rigid member in a second direction, wherein the flexible linkage is substantially nonplanar with the flexible arm.

US Pat. No. 10,168,355

RADIO FREQUENCY TEST SOCKET AND RADIO FREQUENCY TEST CABLE

ZTE CORPORATION, Shenzhe...

1. A device for mobile phone radio frequency test, comprising:a radio frequency test socket, wherein the radio frequency test socket comprises: a radio frequency test base; a connection apparatus fixed in the radio frequency test base; and a first elastic apparatus and a second elastic apparatus, wherein the first elastic apparatus and the second elastic apparatus are fixed in the radio frequency test base, and elastically connected to the connection apparatus respectively;
a radio frequency test cable, wherein the radio frequency test cable comprises: a radio frequency test plug fixed at an end of the radio frequency test cable; and an insulated push pin apparatus which is installed on a side of the radio frequency test plug and is longer than the radio frequency test plug; and
a test circuit, configured to test, through the radio frequency test cable and the radio frequency test socket, a first test apparatus and a second test apparatus respectively, wherein the first test apparatus and the second test apparatus are connected to the first elastic apparatus and the second elastic apparatus in the radio frequency test socket respectively,
wherein the test circuit comprises a first test sub-circuit configured to disconnect the radio frequency test cable from the second test apparatus by urging the insulated push pin apparatus against the second elastic apparatus, and utilize a connection between the radio frequency test plug and the connecting apparatus, so as to test the first test apparatus connected to the first elastic apparatus.

US Pat. No. 10,168,354

SCANNING PROBE MICROSCOPE

Shimadzu Corporation, Ky...

1. A scanning probe microscope comprising:a condensing optical system which includes a laser beam source, a collimator lens configured to convert laser beam from the laser beam source into parallel beam, and a focus lens configured to condense the laser beam converted into the parallel beam;
a cantilever provided with a reflecting surface which reflects the laser beam from the condensing optical system; and
a detector which detects the laser beam reflected by the cantilever,
the condensing optical system including a cylindrical lens barrel having the laser beam source fixed to one end thereof, and a cylindrical lens mount which is coaxially disposed inside the lens barrel and has the collimator lens fixed to an end portion on a side close to the laser beam source and the focus lens fixed to an end portion on an opposite side,
the lens mount being configured to be movable in an axis direction with respect to the lens barrel by a screw groove engraved on an outer circumferential surface of the lens mount and an inner circumferential surface of the lens barrel,
wherein a ring-shaped elastic member is attached between the outer circumferential surface of the lens mount and the inner circumferential surface of the lens barrel.

US Pat. No. 10,168,353

APPARATUS AND METHODS FOR INVESTIGATING A SAMPLE SURFACE

NANYANG TECHNOLOGICAL UNI...

1. An apparatus for investigating a sample surface, the apparatus comprising:a probe array comprising a substrate and a plurality of probe tips extending from the substrate, the probe tips comprising a transparent and deformable material and configured to contact the sample surface;
an actuator configured to move the probe array towards the sample surface;
a light source configured to illuminate the probe tips with an illumination through the substrate; and
an image capture device arranged to detect a change in intensity of the illumination reflected from the probe tips.

US Pat. No. 10,168,352

MULTI SENSOR POSITION AND ORIENTATION MEASUREMENT SYSTEM

1. A system for measuring a position or an orientation of an object, comprising:a first set of sensors, including a rotation sensor, providing output signals each representative of a measurement of a vector in the object's body frame; and
one or more filters which combine the output signals over multiple time points to provide a system output signal representative of a vector related to one or more of velocity, position, and orientation of the object relative to a predetermined reference frame, wherein the filters combine the sensors' output signals at each time point in the object's body frame.

US Pat. No. 10,168,351

ACCELERATION SENSOR HAVING SPRING FORCE COMPENSATION

Northrop Grumman LITEF Gm...

1. An acceleration sensor comprising:a sensor material which is mounted by means of spring elements so as to be movable along a movement axis (x) over a substrate
first trim electrodes which are connected to the sensor material, the first trim electrodes including comb electrodes comprised of electrode fingers and a region from which the electrode fingers extend; and
second trim electrodes formed as electrode plates and which are connected to the substrate and are associated with the first trim electrodes, wherein
when the sensor material is deflected along the movement axis (x), a spring force acting on the sensor material is generated by the spring elements;
when the sensor material is deflected, an electrostatic force acting on the sensor material, which counteracts the spring force, is generated by application of an electrical trim voltage between the first trim electrodes and the second trim electrodes,
wherein a side of the region from which the electrode fingers extend forms plate capacitors with the associated second trim electrodes where the plate capacitors generate the electrostatic force.

US Pat. No. 10,168,350

PHYSICAL QUANTITY SENSOR, PHYSICAL QUANTITY SENSOR DEVICE, ELECTRONIC APPARATUS, AND MOVING OBJECT

Seiko Epson Corporation, ...

1. A physical quantity sensor, comprising:a substrate that is rectangular-shaped and that has a recess and a ledge, the ledge surrounding the recess in a plan view; and
an element piece that is movably bonded to the substrate, the element piece being configured with:
a support member that is rectangular-ring-shaped and that is located directly adjacent to a periphery of the recess in the plan view, the support member being configured with first, second, third, and fourth side bars connected to each other, the first and second side bars being opposite to each other and extending in a first direction, the third and fourth side bars being opposite to each other and extending in a second direction perpendicular to the first direction, the third side bar being bonded to the ledge of the substrate so that the element piece is movably supported by the support member;
a first elastic member that is provided directly adjacent to the first side bar and that is elastically connected to part of the first side bar;
a second elastic member that is provided directly adjacent to the second side bar and that is elastically connected to part of the second side bar;
a movable electrode that is surrounded by the first and second elastic members, the third side bar, and the fourth side bar in the plan view, the movable electrode being movably connected to the support member via the first and second elastic members, the movable electrode having a plurality of movable electrode fingers that extend along the first direction; and
a fixed electrode that is surrounded by the movable electrode in the plan view, the fixed electrode being connected to the substrate at a first area of the recess, the fixed electrode having a plurality of fixed electrode fingers that extend along the first direction, side surfaces of the plurality of movable electrode fingers facing side surfaces of the plurality of fixed electrode fingers in the second direction.

US Pat. No. 10,168,349

BOLOMETER FLUID FLOW SENSOR

Robert Bosch GmbH, Stutt...

1. A sensor comprising:a substrate having a first surface;
a cap structure connected to the substrate, the cap structure configured to define a cavity between an inner surface of the cap structure and the first surface of the substrate, the cap structure including an infrared opaque material configured to block infrared radiation from entering the cavity from outside the cap structure;
a plurality of absorbers, each absorber in the plurality of absorbers being connected to respective electrodes that suspend the respective absorber above the first surface of the substrate at a respective position within the cavity, each absorber in the plurality of absorbers being configured to absorb infrared radiation at the respective position within the cavity; and
a plurality of readout circuits, each readout circuit in the plurality of readout circuits being connected to a respective absorber in the plurality of absorbers via the respective electrodes and configured to provide a measurement signal that indicates an amount of infrared radiation absorbed by the respective absorber.

US Pat. No. 10,168,348

METHOD FOR DETERMINING AN AVERAGE SEGMENT TIME OF AN ENCODER WHEEL OF AN INTERNAL COMBUSTION ENGINE

ROBERT BOSCH GMBH, Stutt...

1. A method for determining an average segment time of an encoder wheel of an internal combustion engine, the method comprising:operating the internal combustion engine in a coasting operation or in a freely falling operation or with a large rotational speed gradient;
while the internal combustion engine is operating in the coasting operation or in the freely falling operation or with the large rotational speed gradient, acquiring segment times using a sensor, via a control device, wherein the encoder wheel is connected in a rotationally fixed manner to a crankshaft of the internal combustion engine, markings being situated along a circumference of the encoder wheel, and the crankshaft of the internal combustion engine passing through specified angular ranges during segment times;
determining, via the control device, associated rotational speed values from the segment times;
determining, via the control device, a rotational speed curve over time from the individual ones of the determined rotational speed values;
determining, via the control device, a value of an average rotational speed from the rotational speed curve;
determining, via the control device, an average segment time from the value of the average rotational speed; and
controlling the internal combustion engine using the determined average segment time, the controlling including regulating uneven running of the internal combustion engine based on the determined average segment time.

US Pat. No. 10,168,347

LIQUID DISPENSER WITH MANIFOLD MOUNT FOR MODULAR INDEPENDENTLY-ACTUATED PIPETTE CHANNELS

Becton, Dickinson and Com...

1. A liquid dispenser comprising:a manifold comprising
a pressure channel,
a vacuum channel,
a plurality of pressure cross-channels, each pressure cross-channel beginning at the pressure channel and terminating at an external surface of the manifold, and
a plurality of vacuum cross-channels, each vacuum cross-channel beginning at the vacuum channel and terminating at the external surface of the manifold;
one or more pipette channels coupled to the manifold, each pipette channel comprising
a dispense head,
a pressure port configured to receive gas under pressure from one pressure cross-channel,
a vacuum port configured to receive gas under vacuum from one vacuum cross-channel, and
a valve in simultaneous fluid communication with the pressure port and the vacuum port, the valve operable to selectively divert gas under pressure and gas under vacuum to the dispense head; and
electrical connections configured to transmit control signals from the manifold to the one or more pipette channels, operation of each valve regulated independently of any other valve by the control signals transmitted from the manifold.

US Pat. No. 10,168,346

METHOD FOR DETERMINING THE PRESENCE OR ABSENCE OF DISPOSABLE PIPETTE TIPS IN PIPETTE TIP CARRIERS

TECAN TRADING AG, Manned...

1. A method for determining presence or absence of disposable pipette tips (1) in selected pipette tip carriers (2) on the work area (3) of a laboratory work station (4), wherein each of the selected pipette tip carriers (2) comprises a carrier plate (5) with an orthogonal arrangement of receiving holes (6), in which respectively one disposable pipette tip (1) can be inserted, wherein the laboratory work station (4) comprises a robot arm (7) with at least one pipette (8), which is configured for receiving and delivering liquid samples and for receiving and discarding disposable pipette tips (1), and wherein the laboratory work station (4) comprises a digital camera (9) which is disposed on a carrier device (10) and which is operatively connected to an evaluation unit (11), and with which the work area (3) of the laboratory work station (4) can be completely imaged at least in a first direction, wherein by using the evaluation unit (11):a) the pipette tip carriers (2) arranged on the work area (3) of the laboratory work station (4) are selected;
b) at least one digital image (12) with a plurality of pixels is taken of each of the selected pipette tip carriers (2) using the digital camera (9);
c) in relation to the at least one digital image (12) of each of the selected pipette tip carriers (2), a grid (14) consisting of grid elements (13) is defined on the respective pipette tip carrier (2), wherein the grid (14) is spanned by the four outermost receiving holes (6?) of an arrangement of receiving holes; characterized in that the grid (14) is an orthogonal grid with square grid elements (13) adapted perspectively to the at least one digital image (12), wherein:
d) in relation to the at least one digital image (12) of each of the selected pipette tip carriers (2), pixel areas (15) which can be assigned to the grid elements (13) are determined, whereby each of the grid elements (13) of the grid (14) is divided into four quadrants (18);
e) in each of the determined pixel areas (15) of the at least one digital image (12) a respective number of pixels whose brightness lies in a predetermined range is determined; and
f) determining whether the disposable pipette tip (1) is present or absent in one of the receiving holes (6) of the selected pipette tip carriers (2) when the number of pixels determined in step e) lies in the predetermined range relative to a predetermined threshold value.

US Pat. No. 10,168,345

AUTOMATIC ANALYSIS APPARATUS AND SAMPLE MEASURING METHOD

Hitachi High-Technologies...

1. An automatic analysis apparatus comprising:a sample dispensing mechanism to intake and discharge a sample of unknown concentration contained in a sample container to a reaction container;
a reagent dispensing mechanism to intake and discharge a reagent contained in a reagent container to the reaction container;
a plurality of photometers to detect light projected from a light source to the reaction container, wherein the plurality of photometers are an absorptiometer and a light-scattering photometer;
a display; and
a controller configured to:
control operations of the sample dispensing mechanism and the reagent dispensing mechanism,
measure a blank solution and a standard solution with each of the plurality of photometers, wherein the standard solution is measured a plurality of times by each of the plurality of photometers,
create a calibration curve for each of the plurality of photometers based on the blank measurement and the plurality of measurements of the standard solution,
calculate a maximum value and a minimum value of the concentration for the standard solution for each of the plurality of photometers based on the plurality of measurements,
set an allowable concentration range of the standard solution for each of the absorptiometer and the light-scattering photometer,
determine whether the calculated maximum value and the calculated minimum value of the concentration of the standard solution fall within allowable concentration ranges associated with the absorptiometer and the light-scattering photometer,
upon the determination that the calculated maximum and minimum values fall within the allowable concentration ranges:
compute a concentration width for each of the plurality of photometers, wherein the concentration width is a difference between the calculated maximum value and the calculated minimum value of the concentration of the standard solution for the respective photometer,
compare the computed concentration width of the absorptiometer with the computed concentration width of the light-scattering photometer, and based on the comparison, select the photometer having a smallest computed concentration width,
control the sample dispensing mechanism to discharge the sample into the reaction container, control the reagent dispensing mechanism to discharge the reagent into the reaction container, and control the selected photometer to detect light projected from the light source through the reaction container having the sample, and
decide the concentration of the sample based on the detected light from the selected photometer, and display the decided concentration of the sample and the selected photometer for measuring the concentration to a user via the display.

US Pat. No. 10,168,344

DRIVE ASSEMBLY FOR ROBOTIC CONVEYOR SYSTEM

Brooks Automation, Inc., ...

1. A storage and retrieval system, the storage and retrieval system comprising:a storage compartment having a front wall face, back wall face and side surfaces;
a frame having a first end, a second end, a top and a bottom disposed adjacent the front wall face of the storage compartment;
a shuttle movable within the frame, the shuttle having a carriage extending at least partially between the top and bottom of the frame;
at least one tension member extending between the first end of the frame and the second end of the frame and coupled to the shuttle;
a drive motor having a motor power output and a drive pulley that is fixed onto and powered by the motor power motor so that the drive pulley delivers power torque output; and
at least one drive member including a tractive surface, defined by and coincident with a tension side of the at least one drive member, the tractive surface directly contacts the drive pulley fixed to the power output of the drive motor so that the at least one drive member is engaged with and powered by the power output of the drive motor,
an idler pulley rotatably coupled to the shuttle assembly to effect the crossing of paths of the drive member and tension member;
wherein surface traction imparted from the power torque output of the drive pulley, fixed to the power output of the drive motor, against the tractive surface at the direct contact between the tractive surface and the drive pulley powers the at least one drive member, the at least one drive member extending between the first end of the frame and the second end of the frame and coupled to the shuttle, wherein each of the at least one drive member and each of the at least one tension member have a width dimension that projects from opposite sides of the shuttle, so that each of the at least one drive member projects from the shuttle in a projection direction substantially parallel with the wall face of the frame closing the storage compartment facing the shuttle and each of the at least one tension member projects from the shuttle in the projection direction substantially parallel with the wall face, and towards respective first and second ends of the frame and effect stabilization of the carriage substantially vertical against the least rotation relative to the frame, about a horizontal axis normal to the wall face, wherein the at least one tension member crosses the at least one drive member, the at least one drive member and the at least one tension member effecting movement of the shuttle between the first and second ends of the frame.

US Pat. No. 10,168,343

PROCESSING SYSTEM, CONTROL METHOD, OPERATION COMMAND GENERATING DEVICE AND COMPUTER PROGRAM

KABUSHIKI KAISHA YASKAWA ...

1. A processing system for processing an experiment of one of biochemistry, biology and biotechnology, comprising:a manual pipette comprising a piston and configured to suction and discharge a liquid when the piston of the manual pipette is moved by an external drive force;
an automatic pipette comprising a piston and a built-in actuator and configured to suction and discharge a liquid when the piston of the automatic pipette is moved by the built-in actuator;
a robot comprising a first robotic arm configured to select and grasp one of the manual pipette and the automatic pipette based on an operation command and a second robotic arm configured to move the piston of the manual pipette grasped by the first robotic arm; and
a robotic arm control device comprising circuitry configured to control the robot such that the first robotic arm selects and grasps one of the manual pipette and the automatic pipette based on the operation command,
the operation command comprising a collection of jobs that controls a plurality of processes for processing at least one of a processing target in an experiment of one of biochemistry, biology and biotechnology and a container containing the processing target in a processing order; and
an operation command generating device comprising circuitry configured to generate the operation command based on a plurality of process symbols which represents the pluality of processes for at least one of the processing target and the container in the processing order,
the circuitry of the robotic arm control device comprises first circuitry configured to control the first robotic arm such that the first robotic arm selects and grasps the manual pipette based on a first operation command in the operation command, and second circuitry configured to control the first robotic arm such that the first robotic arm grasps the automatic pipette based on a second operation command in the operation command,
the circuitry of the operation command generating device is configured to determine which one of the manual pipette and the automatic pipette is to be used based on the process symbols, generate the first operation command when the manual pipette is determined to be used, and generate the second operation command when the automatic pipette is determined to be used,
the circuitry of the operation command generating device is configured to determine which one of the manual pipette and the automatic pipette is to be used, when a process symbol in the process symbols is associated with a specification of a suction and discharge mode, based on the specification of the suction and discharge mode, and
the circuitry of the operation command generating device is configured to determine, when the specification of the suction and discharge mode is a specification of a speed which changes with time, that the manual pipette is to be used, and the first circuitry of the robotic arm control device is configured to generate the first operation command that causes the second robotic arm to move the piston of the manual pipette at the speed that changes with time.

US Pat. No. 10,168,341

DEVICES FOR DETERMINING CELL FORCE PROPERTIES AND METHODS OF MANUFACTURING THE DEVICES

Emory University, Atlant...

7. A device for measuring at least one property of a cell, comprising:a plurality of wells, each well including:
an inlet, an outlet, and a channel disposed between the inlet and the outlet; and
a hydrogel layer disposed in the channel, the hydrogel layer including a hydrogel having a top surface on which a pattern of cell interaction regions are directly disposed;
wherein:
each cell interaction region includes a row of at least a first interaction site and a second interaction site spaced from the first interaction site by a distance;
the pattern of cell interaction regions includes a plurality of evenly spaced columns;
the plurality of the evenly spaced columns includes at least a first column of one or more cell interaction regions and a second column of one or more cell interaction regions spaced from the first column by a distance;
the first column and the second column are disposed directly adjacent to each other;
the distance between the first column and the second column is greater than distance between the first interaction site and the second interaction site of each cell interaction region;
each well includes a different biochemical condition and/or hydrogel layer; and
each cell interaction site includes fibrinogen.

US Pat. No. 10,168,336

QUINONE METHIDE ANALOG SIGNAL AMPLIFICATION

Ventana Medical Systems, ...

1. A compound, having a formulaor a salt or solvate thereof, wherein:Z is O, S or NRa, and R1 is selected from the group consisting of phosphate, phosphodiester, amide, nitro, urea, sulfate, methyl, ester, alpha-glucose, beta-glucose, beta-lactam, alpha-galactose, beta-galactose, alpha-lactose, beta-lactose, alpha-glucuronic acid, and beta-glucuronic acid;
or ZR1 is —OP(O)(OH)2, NO2, —NHC(O)R, —OC(O)CH3, —OC(O)CH2CH3, —NHC(O)NH2, —OS(O)2OH, OCH3 or a salt thereof;
R8 is —C(LG)(R5)(R3R4), —R3R4 or —C(LG)(R5)(R6);
R9, R11 and R12 are each independently hydrogen, halo, cyano, aliphatic, alkoxy, NO2, N(Rc)2, aryl, haloalkyl, —C(O)alkyl, —C(S)alkyl, —C(O)OH, —C(O)Oalkyl, —C(O)NHRc, —C(O)N(Rc)2, —R3R4 or two adjacent groups together form an aliphatic ring or aryl ring;
R10 is hydrogen, halo, cyano, aliphatic, alkoxy, NO2, N(Rc)2, aryl, haloalkyl, —C(O)alkyl, —C(S)alkyl, —C(O)OH, —C(O)Oalkyl, —C(O)NHRc, —C(O)N(Rc)2, —R3R4, —C(LG)(R5)(R6) or with one of R9 or R11 form an aliphatic ring or aryl ring;
each LG is independently a halide, alkoxy, carboxylate, inorganic ester, thiolate, amine, carboxylate, azide, sulfate ester, aryloxy, phenoxide or —N(Rb)3+ where each Rb is independently hydrogen or a lower alkyl or two Rb moieties together form a heteroaliphatic ring or ZR1 and LG together form a phosphodiester;
each R3 is independently —(CH2)nNH—, —O(CH2)nNH—, —N(H)C(O)(CH2)nNH—, —C(O)N(H)(CH2)nNH—, —(CH2)nO—, —O(CH2)nO—, —O(CH2CH2O)n—, —N(H)C(O)(CH2)nO—, —C(O)N(H)(CH2)nO—, —C(O)N(H)(CH2CH2O)n—, —(CH2)nS—, —O(CH2)nS—, —N(H)C(O)(CH2)nS—, —C(O)N(H)(CH2)nS—, —(CH2)nNH—, —C(O)N(H)(CH2CH2O)nCH2CH2NH, —C(O)(CH2CH2O)nCH2CH2NH—, —C(O)N(H)(CH2)nNHC(O)CH(CH3)(CH2)nNH— or —N(H)(CH2)nNH—, where each n independently is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 or 12;
each R4 is independently a chromogen, a fluorophore, a luminophore, or a hapten;
each R5 is independently hydrogen, halo, cyano, lower alkyl, lower haloalkyl, —C(O)alkyl, —C(S)alkyl, —C(O)OH, —C(O)Oalkyl, —C(O)NHRc or —C(O)N(Rc)2;
each R6 is independently hydrogen, halo, cyano, lower alkyl, lower haloalkyl, —C(O)alkyl, —C(S)alkyl, —C(O)OH, —C(O)Oalkyl, —C(O)NHRc or —C(O)N(Rc)2;
Ra is hydrogen or aliphatic;
each Rc independently is hydrogen, aryl, aliphatic or heteroaliphatic, or two Rc moieties together form a heteroaliphatic ring;
at least one of R8 and R10 comprises LG, and at least one of R8 and R10 comprises R3R4; and
if LG is halide, then R5 and R6 are not halide.

US Pat. No. 10,168,335

RAPID AND SENSITIVE METHOD FOR DETECTION OF BIOLOGICAL TARGETS

1. A method of detecting of a biological marker in a biological sample in vitro, comprising the following steps:a) incubating a biological sample presumably comprising a biological marker with one or more probes capable of specifically binding to the biological marker, wherein at least one of said one or more probes comprises at least one moiety of horse radish peroxidase (HRP) and a member of a specific binding pair or a conjugate comprising a member of a specific binding pair, wherein said member of a specific binding pair is capable of specifically binding to the biological marker, thereby forming a complex of the biological marker with the at least one probe;
b) incubating the sample comprising the complex of (a) in a water solution, the water solution comprising 3,3?-diaminobenzidine, a peroxide compound and a conjugate molecule comprising a combination of different detectable labels, wherein the combination comprises a hapten and a substrate of horse radish peroxidase, thereby depositing said conjugate molecule in a site of the sample where said complex is present; and
c) detecting the deposited conjugate molecules of (b) and thereby detecting the biological marker.

US Pat. No. 10,168,324

POC TEST SYSTEM AND METHOD

1. A method of fabricating a test cassette for the detection of at least one analyte from a sample fluid, comprising:a) providing a test cassette structure having a first sample chamber and a second sample chamber separated by a carrier having at least two surfaces comprising a front side and a rear side, wherein the front side of the carrier points towards the first sample chamber and the rear side of the carrier points towards the second sample chamber, and
b) fixing at least one receptor molecule on the front side of the carrier,
c) forming at least one free volume over each of the front side and the rear side of the carrier and delimiting the free volume in each case by a chamber wall,
d) providing the first sample chamber with at least a first opening and a second opening, wherein the sample fluid flows through the first opening along a flow gradient over the front side of the carrier to the second opening distanced from the carrier,
e) providing the second sample chamber with at least a first opening and a second opening, wherein the sample fluid flows through the first opening of the second sample chamber from the first sample chamber along a flow gradient over the rear side of the carrier,
f) interconnecting the second opening of the first sample chamber and the first opening of the second sample chamber by a channel.

US Pat. No. 10,168,320

HEMATOLOGICAL ANALYZER, METHOD FOR ANALYZING BODY FLUID AND COMPUTER PROGRAM PRODUCT

SYSMEX CORPORATION, Kobe...

1. A hematological analyzer for measuring a measurement sample, comprising:a fluid supplying unit comprising a reaction chamber to be supplied with a fluid sample and at least a stain solution from a reagent container to form the measurement sample;
a measuring unit comprising a detecting unit that detects side scattered light and fluorescent light obtained from a cell in the measurement sample passing through a sheath flow cell;
an operating unit that receives input; and
a controller coupled to at least the measuring unit and the operating unit, the controller programmed to analyze a measurement result output from the measuring unit; wherein
the controller is programmed to:
receive from the operating unit, an input designating a measuring mode from among at least a blood measuring mode and a body fluid measuring mode;
analyze the measurement result according to the designation of the measuring mode; wherein
analyzing the measurement result according to the blood measuring mode comprises analyzing the measurement result to classify white blood cells in the measurement sample into a plurality of subclasses and to obtain a cell count of the plurality of subclasses of the white blood cells in the measurement sample respectively, based on at least the intensity of the side scattered light and the intensity of the fluorescent light in the measurement result, wherein the cell count of the plurality of subclasses of the white blood cells is obtained based on differences of the intensity of side scattered light between the cells and differences of the intensity of the fluorescent light between the cells in the measurement result; and
analyzing the measurement result according to the body fluid measuring mode comprises analyzing the measurement result to classify cells in the measurement sample into mononuclear cells, polymorphonuclear cells, and highly fluorescent nucleated cells of which the intensity of the fluorescent light is greater than that of white blood cells and to obtain a cell count of at least the classified mononuclear cells and the classified polymorphonuclear cells in the measurement sample, based on at least the intensity of the side scattered light and the intensity of the fluorescent light in the measurement result, wherein the cell count of at least the classified mononuclear cells and the classified polymorphonuclear cells in the measurement sample is obtained based on differences between the intensity of side scattered light between the cells and differences of the intensity of the fluorescent light between the cells in the measurement result.

US Pat. No. 10,168,319

METHOD FOR SELECTING AN ANTIGEN-SPECIFIC HYBRIDOMA

GREEN ABIOTECHNOLOGY CO.,...

1. A method for selecting an antigen-specific hybridoma includes the following steps:(a) providing a hybridoma by fusing an antigen-immunized plasma cell with a myeloma cell, and a cell surface marker of plasma cell, wherein the cell surface marker of plasma cell is on the surface of the hybridoma;
(b) combining a target antibody secreted from the hybridoma with the hybridoma by the cell surface marker of plasma cell, and providing a first antibody and a second antibody that have been added to the hybridoma, wherein the first antibody comprises a first conjugating molecule that binds to a connecting molecule, and a first antigen-binding site binds to the cell surface marker of the plasma cell, and wherein the second antibody comprises a second conjugating molecular that binds to the connecting molecule of the first antibody, and a second antigen-binding site binds to the target antibody;
(c) providing an antigen with a label to react with the hybridoma, wherein the antigen with the label is the same as the antigen used for inducing immunization of the plasma cell; and
(d) selecting an antigen-specific hybridoma which can express the label.

US Pat. No. 10,168,317

MICROFLUIDIC DEVICE, SYSTEM, AND METHOD FOR TRACKING SINGLE CELLS AND SINGLE CELL LINEAGES

CORNELL UNIVERSITY, Itha...

1. A method for tracking at least one cell or cell lineage migrating through a microfluidic channel having single cell-scaled regions and subnucleus-scaled constriction regions, said method comprising:(a) providing a microfluidic system comprising a microfluidic device, a cell loading reservoir, and an outlet reservoir,
wherein said microfluidic device comprises a substrate having one microfluidic channel formed therein or a plurality of microfluidic channels formed therein and arranged in parallel, wherein each microfluidic channel comprises: (i) an inlet end for receiving at least one cell and an accompanying fluidic medium into the microfluidic channel; (ii) an opposing outlet end for dispensing of the fluidic medium flowing from the microfluidic channel and for extracting the at least one cell or a lineage of cells derived from the at least one cell from the microfluidic channel; and (iii) a channel portion comprising a series of at least two alternating single cell-scaled regions and subnucleus-scaled constriction regions disposed between the inlet end and the outlet end, said subnucleus-scaled constriction regions each having a width of between 2 and 4 micrometers (?m),
wherein said cell loading reservoir is in fluid communication with the inlet end of each microfluidic channel of the microfluidic device,
wherein said outlet reservoir is in fluid communication with the outlet end of each microfluidic channel of the microfluidic device, and
wherein a flow path for a fluidic medium runs from the cell loading reservoir through the microfluidic channel and into the outlet reservoir;
(b) introducing at least one cell or cell lineage into said one microfluidic channel or said plurality of microfluidic channels so that said at least one cell or said lineage of cells migrates into and passes through and past said at least one of the subnucleus-scaled constriction regions in a manner sufficient to cause nucleus deformation of said at least one cell or said lineage of cells due to having to pass through the between 2 and 4 ?m width of the subnucleus-scaled constriction regions so as to induce cell transition dynamics, changes in cell morphology, and/or boundary effects on cell division of the at least one cell or cell lineage; and
(c) viewing the at least one cell or cell lineage as it migrates into and passes through and past at least one of the subnucleus-scaled constriction regions of the microfluidic channel.

US Pat. No. 10,168,316

METHOD AND APPARATUS FOR MEASURING ENDOGENOUS CO CONCENTRATION IN ALVEOLAR AIR

1. A method for measuring an endogenous CO concentration in alveolar air, comprising following steps:S1. setting an injecting-sample-into-chamber mode for sample gas and base gas of a set of breath test samples in absorption spectroscopy; wherein the sample-injected-into-chamber mode comprises injection times of the sample gas and the base gas, a volume of each injection, an interval between two successive injections;
S2. establishing a “concentration difference/electrical level difference” difference value fitted standard curve for the CO and the CO2 respectively, by using standard sample gas and standard base gas with known concentrations of CO and CO2;
S3. measuring electrical level number corresponding to the concentration of the sample gas and the base gas at a same temperature and pressure by a same apparatus and calculating an electrical level difference and obtaining a concentration difference of the CO and a concentration difference of the CO2 based on the difference value fitted standard curve in S2;
S4. calculating a concentration M in a volume ratio (V/V) of the endogenous CO in the alveolar air according to following compensation formula:

US Pat. No. 10,168,315

SENSOR TECHNOLOGY FOR DIAGNOSING TUBERCULOSIS

1. A method of diagnosing tuberculosis caused by M. tuberculosis bacteria in a subject, the method comprising the steps of:(a) providing a sensor comprising at least one of gold nanoparticles coated with dodecanethiol and single walled carbon nanotubes coated with 2-methyl-2-butene;
(b) exposing the sensor to a test sample comprising volatile organic compounds from exhaled breath or from at least one bodily fluid or secretion of the subject;
(c) measuring an electrical signal upon exposure of the sensor to the test sample using a detection means; and
(d) diagnosing tuberculosis caused by M. tuberculosis bacteria if the electrical signal is greater than a reference electrical signal.

US Pat. No. 10,168,314

LIVE CELL ANALYSIS APPARATUS, METHOD FOR ANALYZING LIVE CELLS, SYSTEM FOR ANALYZING LIVE CELLS AND NON-TRANSITORY DATA STORAGE MEDIUM

SONY CORPORATION, Tokyo ...

7. A method for analyzing live cells, the method comprising:applying first electrical stimulations to at least one live cell;
capturing a sequence of images, with a microscope, of the at least one live cell;
determining by at least one data processor:
motion of the at least one live cell based on the sequence of images, wherein the motion is based on the applied first electrical stimulations; and
a refractory period for at least one live cell based on the determined motion.

US Pat. No. 10,168,313

ANALYTE DETECTION METER AND ASSOCIATED METHOD OF USE

AgaMatrix, Inc., Salem, ...

1. A method for obtaining characteristic information encoded on an electrochemical test strip having two electrodes disposed within a sample space, the characteristic information reflecting a characteristic of the test strip at the time of manufacture of the test strip and prior to introduction of a sample, the method comprising the steps of:(a) introducing sample to the sample space so that the sample is in contact with two electrodes within the sample space;
(b) determining double layer capacitance or equivalent capacitance of the test strip when the sample is present within the sample space; and
(c) translating the value determined in step (b) into information reflecting the characteristic information;thereby obtaining the characteristic information encoded on the electrochemical test strip.

US Pat. No. 10,168,312

SYSTEMS AND METHODS FOR SCREENING A SAMPLE BASED ON MULTIPLE REACTION MONITORING MASS SPECTROMETRY

PURDUE RESEARCH FOUNDATIO...

1. A method for screening for Parkinson's disease, the method comprising:ionizing a human body fluid sample of cerebrospinal fluid;
monitoring by mass spectrometry specific transitions connecting one or more ion pairs within the sample in order to generate a multidimensional chemical profile of the sample wherein the multidimensional chemical profile of the sample comprises a sum of an abundance of each of the ion pairs selected from the group consisting of: 134.1?72.4; 177?141.1; 76.2?59.4; and 184?125.2, divided by an abundance of the ion pair 188?171; and
comparing the multidimensional chemical profile of the sample to a database of reference multidimensional chemical profiles, wherein each reference multidimensional chemical profile is produced from a training set of data, thereby screening for Parkinson's disease.

US Pat. No. 10,168,311

PRODUCTS AND PROCESSES FOR ANALYZING OCTANE CONTENT

CFPH, LLC, New York, NY ...

1. A gasoline pump comprising:an octane analyzer to detect a stream of fuel and identify an octane rating of the fuel;
a receptacle having an inlet to allow the fuel to enter the receptacle and an outlet to allow the fuel to exit the receptacle;
a valve mechanism to manage an amount of fuel flowing through the inlet and the outlet of the receptacle such that the amount of fuel in the receptacle enables the octane analyzer to identify the octane rating of the fuel; and
a display device to render a visual representation of the octane rating identified by the octane analyzer.

US Pat. No. 10,168,310

SYSTEM AND METHOD FOR FLUORESCENCE AND ABSORBANCE ANALYSIS

HORIBA INSTRUMENTS INCORP...

1. A method for analyzing a sample, the method comprising:illuminating the sample at a plurality of excitation wavelengths using an excitation monochromator configured to generate an excitation beam;
measuring absorbance by the sample by detecting light from the excitation beam passing through the sample;
adjusting detected absorbance based on light intensity detected by a reference detector positioned to receive a portion of the excitation beam from the monochromator;
measuring fluorescence of the sample by detecting an emission spectrum of light emitted by the sample perpendicular to the excitation beam illuminating the sample for each excitation wavelength based on a signal generated by an associated detector; and
correcting the fluorescence measurement using the adjusted detected absorbance.

US Pat. No. 10,168,309

METHOD FOR MANUFACTURING AN ARRAY OF SENSORS ON A SINGLE CHIP

UNIVERSITY OF MARYLAND, C...

1. A method for manufacturing one or more nanoparticle gas sensors on a single chip, which sensors are configured to detect at least one type of gas, the method comprising:providing a first semiconductor layer on top of a substrate layer;
transferring an etching pattern to the first semiconductor layer;
etching the first semiconductor layer to form a plurality of semiconductor electrodes; and
depositing either (a) first metal oxide nanoparticles and second metal oxide nanoparticles on a first subset of the plurality of semiconductor electrodes or (b) third metal oxide nanoparticles and first metal nanoparticles on the first subset of semiconductor electrodes, to generate a layer for at least some of the one or more nanoparticle gas sensors which adsorbs a first type of gas and a first interfering compound.

US Pat. No. 10,168,308

ANALYSIS DEVICE

FRONTIER LABORATORIES LTD...

1. An analysis device comprising:a heating device configured to produce a first gas phase component by heating a sample including organic compounds;
a first carrier gas introduction device connected to an upstream portion of the heating device and configured to introduce into the heating device a first carrier gas consisting of gas that is directly, or via a catalyst, reactive with the first gas phase component;
a connecting conduit connected to a downstream portion of the heating device, and the first carrier gas including a second gas phase component as a reaction product between the first gas phase component and the first carrier gas, is introduced into the connecting conduit;
a capillary tube which is connected to the connecting conduit and which is capable of being used in evolved gas analysis;
an oven configured to house the capillary tube;
a mass spectrometer connected to the capillary tube at outside of the oven; and
a second carrier gas introduction device configured to introduce into the connecting conduit at least one kind of gas selected from helium, hydrogen and nitrogen as a second carrier gas.

US Pat. No. 10,168,306

TIME REFERENCE DERIVATION FROM TIME OF ARRIVAL MEASUREMENTS

ROLLS-ROYCE plc, London ...

1. A method of providing a time reference for a rotor, the rotor comprising N time of arrival features, N being an integer greater than 1; the method comprising steps to:a) provide a plurality of time of arrival probes spaced apart circumferentially outside a periphery of the rotor such that during rotation of the rotor each time of arrival feature passes each time of arrival probe;
b) for each revolution of the rotor, measure a time of arrival of each time of arrival feature at each probe, a first time of arrival measurement measured at a first one of the probes being less than or equal to a first time of arrival measurement measured at any other ones of the probes;
c) select N time of arrival measurements at each probe, wherein the first time of arrival measurement selected at each probe is greater than or equal to a time reference;
d) perform a first best fit derivation to derive a best fit of the measured times of arrival measured at all the probes against angular position; and
e) set the time reference for a next revolution of the rotor equal to the best fit at an end of a current revolution of the rotor,
the time reference for the next revolution of the rotor being obtained from steps b) through e) without using a Once Per Revolution signal.

US Pat. No. 10,168,305

CONTAINER SCREENING SYSTEM AND METHOD

BATTELLE MEMORIAL INSTITU...

1. An apparatus for detecting a presence of a container comprising a sample and determining a condition of the sample, comprising:a holder for supporting the container comprising the sample;
a radio frequency (RF)transmitter configured to transmit an RF signal at the holder;
an RF receiver configured to receive a reflected RF signal of the RF signal;
and memory comprising data representative of a baseline reflected RF signal;
and a processor coupled to the memory and configured to:
transform the reflected RF signal into a frequency domain as a transformed reflected waveform;
transform the baseline reflected RF signal into the frequency domain as a transformed baseline waveform;
determine a ratio of the transformed reflected waveform to the transformed baseline waveform;
compare the ratio relative to a predetermined threshold to determine whether the container is being supported by the holder;
and evaluate the reflected RF signal relative to the baseline reflected RF signal to determine the condition of the sample wherein the condition is one of a hazardous condition or a non-hazardous condition.

US Pat. No. 10,168,304

RAIL INSPECTION APPARATUS AND METHOD

Sperry Rail Holdings, Inc...

1. A rail inspection apparatus comprising:a carriage having a chassis and front and rear wheels attached to the chassis to support the carriage for movement atop a rail;
a rail height sensor supported on the chassis for establishing a point of contact moveable along the top of the rail, and producing a signal corresponding to a distance from the chassis to the top of the rail;
a horizontal position encoder producing a signal tracking movement of the carriage along the rail; and
a signal processor operatively connected with the rail height sensor and responsive to the horizontal position encoder for converting the rail height sensor signal to a log of rail heights along the rail, and processing the log of rail heights to identify crushed head defects and display the defects at a console and/ or record the defects in a database.

US Pat. No. 10,168,303

VIBRATION POWERED ENVIRONMENTAL MONITORING

International Business Ma...

1. An apparatus for monitoring transportation of a package, the apparatus comprising:an environmental monitoring device electrically connected to a vibration-to-electricity converter, wherein the vibration-to-electricity converter is a microelectromechanical system (MEMS) mechanically attached to the environmental monitoring device with a spring having a spring constant (k); and
an additional mass attached to the vibration-to-electricity converter creating an oscillating mass (m).

US Pat. No. 10,168,302

SIGNAL PROCESSING SYSTEM AND METHODS

The University of Manches...

1. A pipe inspection method to identify characteristic acoustic impedance associated with a pipe; the method comprising the steps ofresolving a plurality of measured resultant pressure waveforms, px1(t), px2(t), . . . , pxn(t) and px2(t),associated with the pipe into a number of associated waveforms; the number of associated waveforms being a function of the plurality of measured resultant pressure waveforms measured at respective positions; the plurality of measured resultant pressure waveforms representing measurements by a plurality of acoustic detection devices positioned at the respective positions of a launch body for exciting the pipe using an excitation waveform;
deriving one or both of an impulse response, h(t),of the pipe and a corresponding-transfer function of the pipe from the number of associated waveforms; the one or both of the impulse response and the transfer function bearing the characteristic acoustic impedance associated with the pipe, wherein the step of deriving the one or both of the impulse response and the transfer function comprises evaluating h(t) from h(t)*[px1(t)?px2(t)*hm12(t)]=[px2(t)*hm12?1(t)?px1(t)], where hm12(t) represents the transfer function between a first and second acoustic detection devices of the plurality of acoustic detection devices.

US Pat. No. 10,168,301

METHOD AND DEVICE FOR DEFECT-SIZE EVALUATION

SIEMENS AKTIENGESELLSCHAF...

1. A method for defect-size evaluation of a defect in a test object, comprising the steps:recording a measurement-data set of a defect in the test object using actual ultrasound echo signals, wherein the measurement-data set includes a defect size of the defect, and wherein the defect size of the defect is smaller than a wavelength of the actual ultrasound echo signals;
performing a Synthetic Aperture Focusing Technique, SAFT, analysis of the recorded measurement-data set;
generating a plurality of possible defects in the test object, wherein each of the possible defects has a defect size;
calculating ultrasound echo signals for the defect sizes of the plurality of possible defects in the test object by simulating echo signals for a test scenario;
performing a SAFT analysis for the calculated ultrasound echo signals for each of the defect sizes of the plurality of possible defects;
evaluating the defect size of the defect by comparing the SAFT analysis of the recorded measurement-data with the SAFT analyses of the calculated ultrasound echo signals, wherein the step of comparing the SAFT analysis of the recorded measurement-data with the SAFT analyses of the calculated ultrasound echo signals comprises arranging an amplitude summation of each SAFT analysis of the calculated ultrasound echo signals in an evaluation matrix and comparing an amplitude summation of the SAFT analysis of the recorded measurement-data with the evaluation matrix.

US Pat. No. 10,168,300

MAGNETIC FLUX SENSOR QUALITY INDICATOR APPARATUS AND METHOD

Compagnie Generale des Et...

1. A flux leakage detection system, comprising:a ferrous metal flux quality indicator (FQI) having at least one index incorporated between two opposed extents thereof that approximates an anomaly in metallic tissue with the at least one index having a cumulative cross-sectional area to facilitate flux leakage from ferrous metal;
a sensor inspection device for detecting breaks in ferrous reinforcement elements during a tire inspection process, with the sensor inspection device having a permanent magnet to create fields of magnetic flux used in detecting breaks in ferrous reinforcements during the tire inspection process, wherein the sensor inspection device having a sensor array having a plurality of sensors spaced from one another along a path, wherein the sensor inspection device having a curved sensor inspection surface that engages the FQI during data collection, wherein the sensors of the sensor array are located between the permanent magnet and the sensor inspection surface;
wherein movement of the FQI is effected such that, at the start of a test, the at least one index is disposed between one magnetic pole of the magnet and one end of the sensor array of the sensor inspection device; and
once data collection has started, movement of the FQI is effected such that the at least one index is moved relative to the sensor array at a constant speed along a curvilinear path past the sensors of the sensor array one after another until the index is disposed between an opposite end of the sensor array and an opposite magnetic pole of the magnet.

US Pat. No. 10,168,299

REPRODUCIBLE AND MANUFACTURABLE NANOGAPS FOR EMBEDDED TRANSVERSE ELECTRODE PAIRS IN NANOCHANNELS

INTERNATIONAL BUSINESS MA...

1. A method for forming a nanogap, comprising:forming a knockoff feature on a dielectric layer;
forming a trench in the dielectric layer on opposite sides of the knockoff feature;
depositing a noble metal in the trenches and over the knockoff feature;
polishing a top surface to remove the noble metal in field regions and the knockoff feature, leaving the noble metal in the trenches level with a top of the dielectric layer to form electrodes embedded in the trenches;
etching a nanochannel in the dielectric layer such that the knockoff feature is positioned within the nanochannel; and
removing the knockoff feature to form a nanogap between the electrodes and the nanogap lies within the nanochannel.

US Pat. No. 10,168,298

ELECTRICALLY DETERMINING MESSAGES ON AN ELECTROPHORETIC DISPLAY

Chromera, Inc., Poway, C...

1. A verifiable display, comprising:a set of display pixels, each pixel having at least two optical states and a first electrode and a second electrode, wherein the first and second electrodes are positioned adjacent the top and bottom of each respective pixel;
a first electrical signal generator coupled to the first electrode and the second electrode, the first signal generator generating a write signal that creates a first electrical differential between the electrodes to set a pixel into a desired optical state that changes the visible perceptibility of the pixel;
a second electrical signal generator coupled to the first electrode and the second electrode, the second signal generator generating a second electrical signal such that the application of the second signal across first and second the electrodes does not change the visible perceptibility of the pixel;
a detection circuit coupled to the first and second electrodes of the pixel for measuring an electrical response to the second electrical signal that correlates with the contrast level of the pixel; and
wherein the contrast level is used to evaluate the visible perceptibility of the pixel at the time the second electrical signal was applied.

US Pat. No. 10,168,297

DNA-DECORATED GRAPHENE CHEMICAL SENSORS

The Trustees of the Unive...

1. A method, comprising:with a nucleic acid functionalized clean graphene sensor device that comprises (i) an insulator thin-film disposed directly adjacent to a back-gate substrate, (ii) at least one positive electrode disposed directly adjacent to said insulator thin-film, opposite to said back-gate substrate, (iii) at least one negative electrode disposed directly adjacent to said insulator thin-film, opposite to said back-gate substrate, and (iv) the clean graphene being disposed between, and in electrical communication with, said positive and negative electrodes and the clean graphene being single-atom thick graphene,
contacting the nucleic acid functionalized clean graphene sensor device with a medium;
monitoring a conductance of the nucleic acid functionalized clean graphene; and
correlating a change in the conductance to the presence, absence, or concentration of molecules, or any combination thereof.

US Pat. No. 10,168,296

FIELD-EFFECT TRANSISTOR AND METHOD AND CONTROL UNIT FOR OPERATING A FIELD-EFFECT TRANSISTOR

Robert Bosch GmbH, Stutt...

7. A method for operating a field-effect transistor including a control electrode configured as a heating unit, the control electrode having two terminals for feeding a current through the control electrode for heating the control electrode, the method comprising:heating the control electrode by supplying a heating voltage between the two terminals of the control electrode in order to heat the control electrode to a predetermined temperature;
supplying a first voltage between a source electrode and a drain electrode of the field-effect transistor and supplying a second voltage between the source electrode and the control electrode; and
detecting a current between the source electrode and the drain electrode, the detected current representing a measured variable of the field-effect transistor,
wherein a supply resistance of the two terminals of the control electrode is less than a heating resistance of the control electrode between the two terminals.

US Pat. No. 10,168,295

GAS SENSOR, METHOD OF PRODUCING CONDUCTIVE PASTE, AND METHOD OF MANUFACTURING GAS SENSOR

NGK INSULATORS, LTD., Na...

1. A mixed-potential type hydrocarbon gas sensor that measures a concentration of a hydrocarbon gas of a measurement gas, said sensor comprising:a sensor element mainly composed of an oxygen-ion conductive solid electrolyte;
a sensing electrode for sensing said hydrocarbon gas, provided on a surface of said sensor element; and
a reference electrode formed of a cermet including Pt and an oxygen-ion conductive solid electrolyte, provided in said sensor element, wherein
said gas sensor is configured to determine the concentration of said hydrocarbon gas on the basis of a potential difference between said sensing electrode and said reference electrode,
said sensing electrode is formed of a cermet including a noble metal and an oxygen-ion conductive solid electrolyte,
said noble metal comprises Pt and Au, and
an Au abundance ratio in an entirety of the sensing electrode, which is an area ratio of a portion covered with said Au to a portion at which said Pt is exposed in a surface of noble metal particles forming said sensing electrode, is 0.3 or more and less than or equal to 5.5.

US Pat. No. 10,168,294

CAP INSPECTION AND MANUFACTURE

MMC PACKAGING EQUIPMENT L...

1. A spark test apparatus comprising:a pocket wheel arranged to transport objects, each one of said objects having a cavity defined by a sidewall and bottom wall, in pockets of said pocket wheel; and
a spark test wheel having probe fingers extending at an angle from an axis of rotation of said spark test wheel, said spark test wheel having a frustoconical arrangement and being mounted with respect to said pocket wheel to allow said probe fingers to move into and out of said cavities of said objects held within said pockets as said pocket wheel rotates.

US Pat. No. 10,168,293

FLUIDS LEAKAGE SENSOR

InventionXT LLC, Dallas,...

1. A device comprising:a first conductive wire and a second conductive wire;
a first conductive coating layer formed around the first conductive wire;
a second conductive coating layer formed around the second conductive wire;
a first permeable shell formed around the first conductive coating layer to form a first sensor cord;
a second permeable shell formed around the second conductive coating layer to form a second sensor cord; and
wherein the first sensor cord and the second sensor cord are arranged together along their lengths to form a leakage sensor cable;
wherein the first and second permeable shells are a capillary-porous material capable of absorbing and diffusing a fluid when the fluid comes into contact with the first and second permeable shells;
wherein the first and second permeable shells have a plurality of nappy strands extending outwards from a surface of the permeable shell;
a plurality of taps made of the capillary porous material attached to the leakage sensor cable and extending away from the leakage sensor cable; and
electrolyte particles impregnated within the first permeable shell and the second permeable shell to enhance the conductivity of the fluid.

US Pat. No. 10,168,292

NANOSCALE CALORIMETER ON CHIP AND RELATED METHODS AND DEVICES

CALIFORNIA INSTITUTE OF T...

1. An article comprising: an array of calorimeter devices, wherein the calorimeter devices each comprise:at least one fluidic enclosure disposed on a microfluidic chip, wherein the fluidic enclosure is substantially gas impermeable and consists essentially of substantially gas impermeable material;
at least one first chamber and at least one second chamber, wherein the first chamber and the second chamber are disposed within and enclosed by the fluidic enclosure, wherein the first chamber and the second chamber are not vacuum encapsulated, wherein each of the first chamber and the second chamber contain have at most a nanoliter scale volume of up to 100 nL, and wherein the first chamber and the second chamber have a chamber height of 50 microns or less;
at least two microfluidic channels connected to the first chamber and at least two microfluidic channels connected to the second chamber;
at least one thermal sensor disposed between the chip and the first and second chambers, wherein the thermal sensor is adapted to measure a temperature differential between the first and second chambers,
wherein the at least one thermal sensor comprises a plurality of thermocouples connected in series, and wherein the thermal sensor provides about 1?K to about 100 ?K temperature resolution;
at least one heater in thermal communication with at least one of the first chamber or the second chamber; and
at least one photodiode connected to the first chamber and at least one photodiode connected to the second chamber, and wherein the photodiode is located off-chip with respect to the microfluidic chip.

US Pat. No. 10,168,291

METHOD AND APPARATUS FOR THE THERMOMECHANICAL ANALYSIS OF A SAMPLE

1. A method for the thermomechanical analysis of a sample (P) of a material comprisinga) arranging the sample (P) in a thermomechanical analysis device and controlling the temperature of the sample (P) by means of the analysis device according to a modulated temperature program,
b) recording data obtained by means of the analysis device which is representative of a length variation (dL) of the sample (P) in the course of the modulated temperature program,
c) evaluating the data in order to determine a reversible component (dLrev) of the length variation (dL) or a reversible component (?rev) of the coefficient of thermal expansion (?) of the sample (P),
d) calculating a corrected reversible component (dLrev-corr; ?rev-corr) of the length variation (dL) or of the coefficient of thermal expansion (?) by means of a correction parameter (k), the correction parameter (k) being calculated as a ratio which is determined from data of a parameter (?total) characterizing a total length variation (dLtotal) and data of a parameter (?rev) characterizing the reversible component (dLrev) of the length variation (dL),
characterized in that the temperature program has a first segment (S1) with a first basic heating rate (?1) and the correction parameter (k) is calculated using data from the first segment (S1) in a temperature-dependent manner from an estimate of a temperature-dependent function of said ratio in a region of the first segment (S1) in which the sample (P) is not subjected to any thermally induced conversion process,
and that the temperature program has a second segment (S2) with a second basic heating rate (?2) and the correction parameter (k) calculated using the data from the first segment (S1) is used to calculate the corrected reversible component (dLrev-corr; ?rev-corr) of the length variation (dL) or the coefficient of thermal expansion (?) in the second segment (S2).

US Pat. No. 10,168,290

X-RAY FLUORESCENCE SPECTROMETER

SHIMADZU CORPORATION, Ky...

1. An X-ray fluorescence spectrometer comprising:a) an X-ray source for irradiating a sample with a primary X-ray;
b) a detector for detecting a fluorescent X-ray that is emitted from the sample when the sample is irradiated with the primary X-ray;
c) an analysis chamber having an introduction port for the primary X-ray emitted from the X-ray source and a detection port for the detector, the analysis chamber completely confining a space including an optical path of the primary X-ray from the introduction port to the sample and an optical path of the fluorescent X-ray from the sample to the detection port;
d) first introduction means for introducing helium gas into the analysis chamber through the introduction port;
e) second introduction means for introducing helium gas into the analysis chamber through the detection port; and
f) flow rate control means for controlling a flow rate of the helium gas that is introduced into the analysis chamber by each of the first introduction means and the second introduction means.

US Pat. No. 10,168,289

METHOD FOR EVALUATING CROSSLINK CONCENTRATION IN CROSSLINKED RUBBER

SUMITOMO RUBBER INDUSTRIE...

1. A method for evaluating crosslink concentration in a crosslinked rubber by small-angle X-ray scattering or small-angle neutron scattering using measurement samples prepared by swelling the crosslinked rubber to different degrees of swelling,wherein the swollen crosslinked rubbers are prepared by placing the crosslinked rubber and an arbitrary amount of a solvent together in a hermetically-sealed container to allow the entire crosslinked rubber to be uniformly swollen.

US Pat. No. 10,168,288

SYSTEM FOR RADIOGRAPHY IMAGING AND METHOD OF OPERATING SUCH SYSTEM

General Electric Company,...

1. A radiography imaging system for generating images of a pipe assembly, the pipe assembly including at least one of a pipe, tubing, and a weld, said radiography imaging system comprising:a radiation source for emitting rays, said radiation source comprising a radioactive isotope having an activity level between 1 Curie and 40 Curies, said radiation source positioned adjacent a portion of the pipe assembly; and
a detector positioned opposite said radiation source, the portion of the pipe assembly positioned between said radiation source and said detector such that the rays interact with the portion of the pipe assembly and strike said detector, said detector comprising:
an imaging plate that is activated by illumination with the rays with an exposure between 0.5 Curie-minute and 5 Curie-minutes of radiation, said imaging plate having a thickness between 5 millimeters (mm) and 15 mm; and
an imaging unit for generating images based on information from said imaging plate, said imaging unit having a pixel pitch that is between 25 microns and 100 microns.

US Pat. No. 10,168,287

AUTOMATED DETECTION OF FATIGUE CRACKS AROUND FASTENERS USING MILLIMETER WAVEGUIDE PROBE

The Boeing Company, Chic...

1. A system for non-destructive inspection of metal around a fastener, comprising:a crawler vehicle comprising a frame, a plurality of wheels rotatably coupled to said frame and a first plurality of motors respectively mechanically coupled to said plurality of wheels;
a multi-stage probe placement head mounted to said frame, said multi-stage probe placement head comprising an X-axis stage, a Y-axis stage and a Z-axis stage, said X-, Y- and Z-axis stages being respectively translatable in X, Y and Z directions;
a second plurality of motors respectively mechanically coupled for driving translation of said X-, Y- and Z-axis stages;
a waveguide probe rotatably coupled to said third stage of said multi-stage probe placement head, said waveguide probe being rotatable about the Z axis;
a motor mechanically coupled for driving rotation of said waveguide probe about the Z axis;
a camera mounted to said frame, said camera being directed toward a volume of space under said multi-stage probe placement head; and
a computer system programmed to perform the following operations:
processing imaging data acquired by the camera;
controlling said motors; and
controlling said waveguide probe to transmit wave signals.

US Pat. No. 10,168,286

DEFECT OBSERVATION DEVICE AND DEFECT OBSERVATION METHOD

Hitachi High-Technologies...

1. A defect observation device comprising:a charged particle optical system that detects secondary particles obtained by irradiating a sample with a charged particle beam;
an image processing unit that generates an image by using signals based on the secondary particles, and analyzes the image; and
a stage that holds and moves the sample,
wherein the image processing unit includes
an image generation portion that generates a defect image which is an image of a region including coordinates of defect candidates, and a reference image which is an image including a region in which a pattern having the same shape as a shape of a pattern included in the defect image is formed in a die which is different from a die in which the defect image is acquired,
a mode determination processing portion that determines a defect detection processing mode appropriate for detecting a defect from the defect image by using the reference image, and
a defect detection processing portion that detects a defect from the defect image in the defect detection processing mode determined by the mode determination processing portion.

US Pat. No. 10,168,285

PRODUCTION METHOD FOR SEPARATOR SHEET, PRODUCTION METHOD FOR SEPARATOR, SEPARATOR SHEET WOUND BODY, AND SEPARATOR SHEET PRODUCTION DEVICE

SUMITOMO CHEMICAL COMPANY...

1. A separator original sheet producing method, comprising the steps of:winding up, around a core, a separator original sheet having a defect detected;
providing a first defect code, including information on a first position of the defect which first position is a physical position in a longitudinal direction of the separator original sheet, on (i) the core, (ii) a side surface of the separator original sheet wound around the core, (iii) an outer layer of the separator original sheet wound around the core, or (iv) a package of a roll including the core and the separator original sheet wound around the core; and
providing a second defect code, including information on a second position of the defect which second position is a physical position in a width direction of the separator original sheet, at each of opposite widthwise ends of the separator original sheet.

US Pat. No. 10,168,284

METHOD AND SYSTEM FOR DETECTING AND MEASURING FLUORESCENCE SIGNALS

1. A method of analyzing a sample to be tested to determine the presence of or to quantify an analyte in the sample by employing a reaction which produces a reaction medium derived from the sample and possessing fluorescence properties, the reaction medium being located within a well, the reaction medium and the well forming an analysis assembly which possesses fluorescent properties in response to illumination by a light source producing a light signal, the light source being movable along a first surface S1 of the well, the method comprising:illuminating, at a moment t=T0, the first surface S1 of the well by means of the light source, before introduction of the reaction medium into the well, from one or more positions of the light source;
detecting, at a moment t=T0, a fluorescence signal from only a second surface S2 of the well, for each of the one or more positions of the light source, in response to the illumination, and before introduction of the reaction medium into the well, to produce a first signal;
illuminating, at a moment t=T1, the analysis assembly by means of the light source moveable along the first surface S1, after introduction of the reaction medium into the well, from the one or more positions of the light source;
detecting, at a moment t=T1, a fluorescence signal from only the analysis assembly from the second surface S2, for each of the one or more positions of the light source, in response to the illumination, and after introduction of the reaction medium into the well, to produce a second signal;
performing a calculation operation on the first signal and the second signal to produce a resulting signal corresponding to emission of the fluorescence signal produced solely by the reaction medium.

US Pat. No. 10,168,283

OBSERVATION APPARATUS AND METHOD FOR SHARPENING FINAL IMAGE

OLYMPUS CORPORATION, Tok...

1. An observation apparatus comprising:an image-forming optical system including a plurality of image-forming lenses that form a final image and at least one intermediate image, a first phase modulator that is disposed on an object side of any one of the intermediate images formed by the image-forming lenses and applies a spatial disturbance to a wavefront of light coming from an object, and a second phase modulator that is disposed at a position having at least one intermediate image between the second phase modulator and the first phase modulator and cancels out the spatial disturbance applied to the wavefront of the light coming from the object by the first phase modulator;
a light source that is disposed on the object side of the image-forming optical system and generates illumination light to be incident on the image-forming optical system;
a first scanner and a second scanner that are disposed at a distance from each other in the optical axis direction and scan the illumination light coming from the light source; and
a photodetector that detects light emitted from an observation target disposed at a final image position of the image-forming optical system,
wherein the first phase modulator and the second phase modulator are disposed at positions optically conjugate with the first scanner, which is disposed on the light source side, and have one-dimensional phase-distribution characteristics changing in the direction equal to the direction in which the illumination light is scanned by the first scanner.

US Pat. No. 10,168,282

FAST METHOD FOR BATCH SCREENING DIAMONDS

GUANGZHOU BIAOQI OPTOELEC...

1. A fast method for batch screening diamonds, characterized in that the fast method for batch screening diamonds is implemented using a light source (1), an imager (2), a worktable (4) and a darkroom (3) housing the light source (1), the imager (2) and the worktable (4), and the fast method for batch screening diamonds comprisesa first step comprising placing diamonds (6) on the worktable (4), turning on the light source (1) arranged on one side of the worktable (4) to shed light on the diamonds (6) where the light includes visible light, and photographing the diamonds (6) on the worktable (4) through the imager (2) to obtain a basal image showing the distribution of the diamonds (6);
a second step comprising switching the light source (1) to shortwave UV light with a wavelength ranging from 180 nm to 250 nm, maintaining the light source (1) in work condition for a period of time and then turn it off, and photographing the diamonds (6) on the worktable (4) through the imager (2) to obtain a phosphorescence distribution image showing phosphorescent diamonds; and
a third step comprising overlapping the basal image with the phosphorescence distribution image to obtain a phosphorescence comparison map, marking the phosphorescent diamonds on the phosphorescence comparison map through image recognition technology, and then picking out the phosphorescent diamonds as suspicious diamonds manually or using a device.

US Pat. No. 10,168,281

MULTICOLOR FLUORESCENCE ANALYSIS DEVICE

Hitachi High-Technologies...

1. A multicolor fluorescence analysis device for detecting fluorescence emitted from a plurality of types of fluorescent dyes having different fluorescence wavelengths contained in a sample by irradiation with excitation light, the multicolor fluorescence analysis device comprising:a light source for excitation;
an irradiation optical unit having an excitation filter that transmits light in a plurality of different excitation wavelength bands and irradiating the sample with light emitted from the light source as the excitation light through the excitation filter;
a fluorescence condensation unit having a fluorescence filter that transmits at least a portion of the fluorescence emitted from the sample by the irradiation of the excitation light and transmits light in a plurality of transmission wavelength bands not including the excitation wavelength band; and
a two-dimensional detector having a plurality of types of transmission filters that transmit light having a predetermined wavelength out of the light transmitted by the fluorescence filter and a two-dimensional sensor configured to detect an intensity of the light transmitted by each of the transmission filters for each of the transmission filters, the plurality of types of transmission filters being provided to each detection element of the two-dimensional sensor so to correspond to each detection element,
wherein light emitted from at least two types of fluorescent dyes out of the plurality of types of fluorescent dyes is simultaneously detected by using the two-dimensional detector, and the types of the fluorescent dyes are identified from intensities of the detected light, and
the transmission filters are configured with four types having different transmission wavelength bands.

US Pat. No. 10,168,280

AUTHENTICATION STRUCTURE AND AUTHENTICATION METHOD USING THE SAME

SAMSUNG ELECTRONICS CO., ...

1. An authentication structure comprising:a first input coupler oriented in a first direction and configured to generate first surface plasmons from first light having first light characteristics from among incident light;
a second input coupler oriented in a second direction different from the first direction and configured to generate second surface plasmons from second light having second light characteristics from among the incident light; and
an output coupler spaced apart from the first and second input couplers, the output coupler comprising a plurality of optical scatterers, each of which reacting differently according to characteristics of the first and second surface plasmons due to at least one of locations, sizes, and an arrangement of the plurality of optical scatterers, and configured to output different speckle patterns based on the characteristics of the first and second surface plasmons and the plurality of the optical scatterers.

US Pat. No. 10,168,279

SYSTEM AND METHOD FOR IMAGE SPECIFIC ILLUMINATION OF IMAGE PRINTED ON OPTICAL WAVEGUIDE

Xerox Corporation, Norwa...

1. A display device component comprising:an optical waveguide having a first surface and a second surface;
a first material formed on a portion of said first surface of said optical waveguide;
a second material formed on a portion of said first material, said second material being a marking material;
a third material formed on a portion of said second surface of said optical waveguide, said third material being a marking material; and
a fourth material formed on said third material;
said first material having light scattering properties;
said fourth material having light scattering properties.

US Pat. No. 10,168,278

TOTAL PROTEIN MEASUREMENT USING WHOLE BLOOD REFRACTOMETRY

Instrumentation Laborator...

1. A method for measuring total protein in whole blood, the method comprising:performing refractometry on a whole blood sample; and
determining a total protein content of the whole blood sample based on the refractive index, wherein the performing the refractometry comprises directing a refractometer at the whole blood sample and determining a refractive index of the whole blood sample, wherein determining the refractive index comprises:
sensing an intensity of refracted light for each of a plurality of pixel locations across a surface to generate an angular spectrum image of the sample; and
determining a boundary location on the surface.

US Pat. No. 10,168,277

REFRACTIVE INDEX MEASURING DEVICE

NATIONAL UNIVERSITY CORPO...

1. A refractive index measuring device, comprising:a photodiode configured to have a substrate made of a semiconductor or a metal, a buried insulating layer formed on the substrate, a semiconductor layer including a p-type semiconductor layer and an n-type semiconductor layer formed to be arranged along a predetermined region on the buried insulating layer, a gate insulating layer formed on the semiconductor layer, and a diffraction grating portion disposed on the gate insulating layer and having groove portions formed two-dimensionally in a planar conductive member;
a light source configured to emit linearly polarized light having a predetermined wavelength;
an optical system configured to include a photoelastic modulator, convert the light such that two states in which the light becomes linearly polarized light beams of two orthogonal directions are alternately repeated at a predetermined frequency, and guide the converted light to the photodiode; and
an amplifier configured to perform lock-in detection on electric signals output from the photodiode when the light is incident on the photodiode through the optical system, wherein the lock-in detection comprises detecting a differential voltage of the electrical signals at two timings, at the predetermined frequency, when the light becomes the linearly polarized light beams of the two orthogonal directions,
wherein the groove portions are arranged at a predetermined first grating pitch in a first direction and are arranged at a predetermined second grating pitch in a second direction crossing the first direction.

US Pat. No. 10,168,276

IDENTIFYING TARGETED GASEOUS CHEMICAL COMPOUND

Itron, Inc., Liberty Lak...

1. A system, comprising:a light source that produces light about a first wavelength corresponding to a first dominant absorption band of a targeted gaseous chemical compound and at about a second wavelength corresponding to a second dominant absorption band of the targeted gaseous chemical compound;
a light detector configured to receive the light;
one or more processors; and
non-transitory computer-readable media storing instructions that, when executed by the one or more processors, cause the one or more processors to perform operations comprising:
determining a first transmittance corresponding to the first dominant absorption band;
determining a second transmittance corresponding to the second dominant absorption band;
determining a ratio of the first transmittance to the second transmittance;
comparing the ratio to a predetermined ratio corresponding to the targeted gaseous chemical compound; and
verifying that light absorption is caused by the targeted gaseous chemical compound based at least in part on the ratio substantially matching the predetermined ratio.

US Pat. No. 10,168,275

UNTUNED RESONANCE TRACED GAS SENSING

INTERNATIONAL BUSINESS MA...

1. A method of detecting a gas or liquid in an environment, comprising:measuring a reference signal at each of a plurality of wavelengths by passing a signal at each wavelength through a reference cell having a gas or liquid to be detected;
measuring a sensing signal at each of the plurality of wavelengths by coupling each wavelength to a ring resonator in the environment;
determining a set of wavelengths that correspond to an absorption curve of the gas or liquid to be detected; and
determining a concentration of the gas or liquid to be detected in the environment by comparing amplitudes of the sensing signals at each of the set of wavelengths that correspond to the absorption curve to reference signals measured at each of the set of wavelengths.

US Pat. No. 10,168,274

POLARIZATION PROPERTIES IMAGING SYSTEMS

Hinds Instrumsnts, Inc., ...

18. An apparatus, comprising:light source;
a detector situated to receive light from the source and produce a detected signal in response to the received light;
at least one polarization modulator situated between light source and detector so as to modulate the intensity of the light directed through the polarization modulator to provide a modulator output waveform representative of that modulation;
a gating mechanism coupled to the detector so as to control based on a trigger signal exposure time periods during which the detector receives the light from the source; and
a controller coupled to the gating mechanism so as to apply the trigger signal, wherein the trigger signal is synthesized from the modulator output waveform and a first selected waveform.

US Pat. No. 10,168,273

METHODS AND APPARATUS FOR POLARIZING RETICLE INSPECTION

KLA-Tencor Corporation, ...

1. A system for controlling and measuring polarization for inspection of a sample, comprising:an illumination optics subsystem for generating and directing illumination light towards a sample, wherein the illumination optics subsystem includes two or more illumination polarization components for controlling the polarization state of the illumination light;
a collection optics subsystem for collecting output light from non-patterned areas of the sample in response to the illumination light, wherein the collection optics subsystem comprises at least a first and second collection polarization component for measuring polarization state of the illumination light at or near the sample and a sensor for detecting the output light after the polarization state is adjusted by the first and second collection polarization components; and
a controller that is configured to perform the following operations:
setting up the system in a specific mode of operation;
incrementing the first collection polarization component through a plurality of rotations while keeping the second collection polarization component static;
measuring an intensity signal by the sensor for each rotation of the first collection polarization component;
incrementing the second collection polarization component through a plurality of rotations while keeping the first collection polarization component static;
measuring an intensity signal by the sensor for each rotation of the second collection polarization component;
generating a model of a plurality of polarization state and polarization component parameters for the system to simulate the intensity signals that were measured for each rotation of the first and/or second collection polarization component; and
determining the polarization state and polarization component parameters for the system based on the model.

US Pat. No. 10,168,272

SAMPLING APPARATUS COMPRISING A REFERENCE MARKER

Gerresheimer Regensburg G...

1. A sampling apparatus made of a material, comprising a body of the material forming a cavity for receiving a liquid sample, and comprising a gauging region able to be arranged in a focus region of a visual measuring device for determining the position of the sampling apparatus, the cavity, or both, and in which at least one reference marker is arranged to be detected by means of the visual measuring device, wherein the reference marker is formed in an inner region of the body that is remote from a surface of the body and is in the form of a generated surface and a top surface of a truncated cone.