US Pat. No. 10,969,467

PROGRAMMABLE MULTI-WAVEFORM RF GENERATOR FOR USE AS BATTLEFIELD DECOY

KWESST INC., Kanata (CA)...

7. A method for deploying a battlefield decoy, comprising the steps:(i) selecting from a menu having a selection of multiple battlefield waveform signature sets, a battlefield waveform signature set comprising at least four (4) battlefield waveforms;
(ii) pre-selecting an alternate battlefield waveform signature set for fast re-programming;
(iii) selecting a duration and a periodicity of signal transmission of the battlefield waveform signature set;
(iv) selecting signal characteristics comprising a control channel used for encryption and a type of encryption; and
(v) deploying the decoy to the field and running networking and collaboration routines/programming to establish the desired global or system-wide arrangement of decoys.

US Pat. No. 10,969,466

SLIDING WINDOW INTEGRATION SCHEME FOR OBJECT DETECTION IN A RADAR SYSTEM

GM GLOBAL TECHNOLOGY OPER...

11. A system to detect an object, the system comprising:a transmitter configured to transmit two or more sets of linear frequency modulated signals with a gap duration Dg, during which there is no transmission, between each of the two or more sets of the linear frequency modulated signals, wherein each of the two or more sets of the linear frequency modulated signals defines a sub-frame, and two or more sub-frames define a frame;
a receiver configured to receive reflections resulting from the linear frequency modulated signals encountering one or more objects in a field of view of the radar system; and
a processor configured to process the reflections to identify the one or more objects, wherein processing the reflections includes performing an on-off Radon transform to correct a phase bias caused by the gap duration Dg during which there is no transmission, wherein the on-off Radon transform is an integral transform and includes performing integration both within and between different ones of the two or more sub-frames.

US Pat. No. 10,969,465

REFERENCE-FREE NONLINEARITY CORRECTION FOR FMCW-BASED SENSING SYSTEMS

Mitsubishi Electric Resea...

1. A frequency modulation continuous wave (FMCW)-based system, comprising:at least one emitter configured to transmit at least one wave of radiation to a scene, wherein the transmitted wave is linearly modulated in a frequency domain, wherein the modulation is subject to impairments causing a non-linearity of the modulation of the transmitted wave in the frequency domain;
at least one receiver configured to receive a reflection of the transmitted wave from one or multiple objects located at different locations in the scene;
a mixer operatively connected to the emitter and the receiver and configured to interfere a copy of the wave outputted by the emitter with the reflection of the transmitted wave received by the receiver to produce a beat signal with spectrum peaks corresponding to reflections from the different locations at the scene, wherein the beat signal is distorted due to the non-linearity of the modulation; and
a processor configured to detect a number of spectrum peaks in the distorted beat signal and, only in response to detecting multiple spectrum peaks, jointly determine coefficients of a basis function approximating the non-linearity of the modulation and distances to the different locations at the scene having the objects causing the reflection resulting in the spectrum peaks in the distorted beat signal, such that values of the coefficients of the basis function determined jointly with values of the distances to the locations in the scene are interdependent on each other.

US Pat. No. 10,969,464

METHOD FOR REGISTERING PRESENCE OF A STATIONARY OBJECT EXHIBITING MOTION AT A LOCATION IN A SCENE MONITORED BY A RADAR DETECTOR

Axis AB, Lund (SE)

1. A method for detecting moving objects using a video camera monitoring a scene, the method comprising:capturing, using the video camera, a video stream depicting the scene;
analyzing the video stream using a motion detection algorithm for detecting a location of a moving object in the scene, wherein the moving object is one of a true moving object or a stationary object exhibiting motion;
comparing the location of the moving object with locations of background objects in a map of background objects comprising background objects being registered by:
detecting over time radar echoes at a radar detector monitoring the scene, wherein each radar echo comprises radar echo information pertaining to a location of a moving object within the scene and a velocity of the moving object, wherein the moving object is one of a true moving object or a stationary object exhibiting motion,
evaluating the over time detected radar echoes for finding a stationary object exhibiting motion, and
registering a background object as a presence of the stationary object exhibiting motion at a location, corresponding to the location of the stationary object evaluated as exhibiting motion, in the map of background objects;
subsequent to determining the location of the moving object failing to correspond to a location of a background object in the map of background objects, indicating the moving object as pertaining to a true moving object.

US Pat. No. 10,969,463

RADAR SENSING WITH INTERFERENCE SUPPRESSION

Infineon Technologies AG,...

19. A radar device comprising:a radar receiver configured to provide a digital radar signal;
a processor configured to:
calculate a Range Map based on the digital radar signal,
wherein the Range Map includes spectral values for a plurality of discrete frequency values and a plurality of discrete time values,
wherein the spectral values are represented by at least one parameter,
wherein the digital radar signal includes at least M consecutive segments of N samples,
wherein each segment of the at least M consecutive segments have a corresponding chirp in a sequence of chirps and are associated with one of the plurality of discrete time values, and
wherein the processor, when calculating the Range Map, is configured to:
apply a Discrete Fourier Transform to each segment of the at least M consecutive segments resulting in N spectral values for each segment of the at least M consecutive segments,
 wherein M and N are integer numbers;
apply, for one or more spectral values corresponding to at least one discrete frequency value of the plurality of discrete frequency values, an operation to the at least one parameter;
calculate a Range/Doppler Map based on the Range Map; and
perform radar target detection based on the Range/Doppler Map and using a result of the operation.

US Pat. No. 10,969,462

DISTANCE-BASED POSITIONING SYSTEM AND METHOD USING HIGH-SPEED AND LOW-SPEED WIRELESS SIGNALS

ZEROKEY INC.

1. A positioning system comprising:an initiator device configured for emitting a high-speed wireless signal;
at least one reference device each configured for:
receiving the high-speed wireless signal, and
emitting a low-speed wireless signal after the high-speed wireless signal is received;
at least one target device, each of the at-least-one target device comprising one or more components for receiving the low-speed wireless signals; and
at least one engine configured for determining a position of one of the at-least-one target device by:
calculating at least one distance, each of the at-least-one distance being a distance between the one of the at-least-one target device and a corresponding one of the at-least-one reference device, and each of the at-least-one distance being calculated based on at least a time-of-arrival of the low-speed wireless signal emitted from said corresponding one of the at-least-one reference device, the time-of-arrival of the low-speed wireless signal being the time that the low-speed wireless signal emitted from said corresponding one of the at-least-one reference device is received by the one of the at-least-one target device; and
determining the position of the one of the at-least-one target device based on the at-least-one distance.

US Pat. No. 10,969,461

ELECTROMAGNETIC TRACKING OF MOVEABLE DEVICE WITH ORIENTATION DETERMINATION

AMAZON TECHNOLOGIES, INC....

1. A system comprising:a tote comprising:
a plurality of wheels;
a structure supported by the plurality of wheels;
a power supply supported by the structure;
a transmitter supported by the structure and powered by the power supply, the transmitter configured to generate a signal that encodes one or more of: a device identifier indicative of the tote, data indicative of a type of the tote, or data indicative of a user associated with the tote;
a first antenna mounted proximate to a front of the structure and proximate to a bottom of the structure, wherein the first antenna is connected to the transmitter and configured to radiate the signal;
a second antenna mounted proximate to a first corner at a back of the structure and proximate to the bottom of the structure, wherein the second antenna is connected to the transmitter and configured to radiate the signal; and
a third antenna mounted proximate to a second corner at the back of the structure and proximate to the bottom of the structure, wherein the third antenna is connected to the transmitter and configured to radiate the signal.

US Pat. No. 10,969,460

METHOD FOR RADIO TOMOGRAPHIC IMAGE FORMATION

United States of America ...

1. A method for generating radio tomographic images from a plurality of transceivers positioned around a region to be imaged, the method comprising:dividing the region into a plurality of pixels;
causing each of the plurality of transceivers in turn to send a signal to each of the other transceivers of the plurality of transceivers;
determining if there is an attenuation in the signal received by each of the other transceivers of the plurality of transceivers;
generating a weighing matrix W, derivative matrices DH and DV, and attenuation matrix y from the signals received by each of the plurality of receivers;
partitioning the region into a plurality of provinces each containing a unique set of pixels of the plurality of pixels;
selecting each province of the plurality of provinces in turn and solving for a change in attenuation in each of the pixels in the province while setting the pixels in the other provinces of the plurality of provinces to zero;
aggregating solutions from each of the plurality of provinces into a rough estimate;
re-solving each province of the plurality of provinces for the change in attenuation in each of the pixels in the province using the aggregated rough estimate;
aggregating re-solved solutions from each of the plurality of provinces into a refined estimate; and
generating an image from the refined estimate.

US Pat. No. 10,969,459

OBJECT DETECTION

Ubisense Limited, Cambri...

1. A method of detecting the presence of an object in a zone by a wireless detector located proximal to the zone, the wireless detector comprising an orientation sensor configured to sense the spatial attitude of the detector, the method comprising:defining a solid angle relative to a first spatial reference plane, the solid angle being defined such that at least part of the zone is within that solid angle when the solid angle is projected from the location of the detector;
detecting at the detector a wireless signal from the object, and thereby estimating the direction of the object from the detector with reference to a second spatial reference plane fixed relative to the detector;
sensing at the orientation sensor the spatial attitude of the detector; and comparing the solid angle and the estimated direction in dependence on the sensed spatial attitude so as to determine whether the object is present in the zone.

US Pat. No. 10,969,458

SYSTEM AND METHOD FOR DIRECTION FINDING USING A NETWORKED ANTENNA ARRAY

BAE Systems Information a...

1. A method of direction finding using a phased array network comprising:calibrating an array comprising a plurality of antennas to detect one or more signals with an unknown direction of origin, the detected signals having one or more polarizations;
networking the plurality of antennas within the array through a plurality of signal combining components;
collecting phase difference data from the detected signal;
collecting amplitude difference data from the detected signal;
processing the collected phase difference data through the network of signal combining components;
processing the collected amplitude difference data through the network of signal combining components;
combining the collected amplitude difference data and the collected phase difference data to generate processed data for at least one output;
applying a correlative interferometry direction finding process to the processed data;
assigning a correlation between the detected signal data and data contained within one or more stored databases of simulated signal data; and
generating an instantaneous direction result from the correlation indicative of the direction of origin for the detected signal.

US Pat. No. 10,969,457

RECEIVER-SYSTEM

NXP B.V., Eindhoven (NL)...

1. A receiver-system comprising:a path-switching-unit with a plurality of path-switch-input-terminals and a plurality of path-switch-output-terminals, wherein each of the plurality of path-switch-input-terminals is couplable to a receive-antenna and is configured to receive input-signals;
a redirect-switching-unit with a plurality of redirect-switch-input-terminals and a plurality of redirect-switch-output-terminals, wherein each of the plurality of redirect-switch-output-terminals is associated with one of the plurality of path-switch-input-terminals in order to define a plurality of switch-terminal-pairs;
a plurality of receive-paths that are connected between a path-switch-output-terminal and a redirect-switch-input-terminal, wherein each receive-path comprises one or more processing blocks;
wherein the path-switching-unit and the redirect-switching-unit are configured to selectively connect each receive-path between different ones of the plurality of switch-terminal-pairs, based on a switch-control-signal;
wherein the receiver-system further comprises a processor, connected to the redirect-switch-output-terminals, and configured to:
receive first-processor-input-signals from a first configuration of the plurality of receive paths selectively connected between the plurality of switch-terminal-pairs;
receive further-processor-input-signals from one or more further configurations of the plurality of receive-paths selectively connected between the plurality of switch-terminal-pairs; and
determine an angle-of-arrival associated with the input-signals based on the first-processor-input-signals and further-processor-input-signals.

US Pat. No. 10,969,456

CONTEXT SYSTEM FOR IMPROVED UNDERSTANDING OF VEHICLE-TO-EVERYTHING (V2X) COMMUNICATIONS BY V2X RECEIVERS

1. A method for modifying an operation of a vehicle component based on a Vehicle-to-Everything (V2X) communication, the method comprising:receiving, by a V2X receiver, a V2X message including context data that describes a context of a V2X transmitter in an environment, wherein the V2X receiver is not sufficiently able to identify the V2X transmitter as an originator of the V2X message within the environment;
determining, by the V2X receiver, digital data describing an identity of the V2X transmitter as the originator of the V2X message within the environment based on the context data; and
modifying the operation of the vehicle component of the V2X receiver based on the digital data describing the identity of the V2X transmitter.

US Pat. No. 10,969,455

TEST SYSTEM AND METHOD FOR TESTING A DEVICE UNDER TEST HAVING SEVERAL COMMUNICATION LANES

1. A test system for testing a device under test that comprises several communication lanes, the test system being a communication lane test system that comprises: a measurement instrument and a connecting interface for connecting the device under test, the connecting interface being configured to connect at least two of the several communication lanes with the measurement instrument, and the measurement instrument comprising a processor being configured to conduct an automatic conformance test on the at least two communication lanes concurrently, wherein the processor is configured to conduct the automatic conformance test on the at least two communication lanes individually, wherein the connecting interface comprises a switch being configured to selectively connect at least two of the several communication lanes with the measurement instrument.

US Pat. No. 10,969,454

MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD

Canon Medical Systems Cor...

1. A magnetic resonance imaging apparatus comprising processing circuitry configured to:set an excitation pulse sequence that applies an excitation pulse including an inversion pulse between at least one set of sub pulses of a local excitation radio frequency pulse formed of a plurality of sub pulses, and applies a spoiler gradient magnetic field that disperses transverse magnetization while applying the inversion pulse, the inversion pulse inverting positive and negative of longitudinal magnetization;
control execution of the excitation pulse sequence by applying the excitation pulse and the spoiler gradient magnetic field according to the excitation pulse sequence;
collect a magnetic resonance signal based on a data collecting sequence after execution of the excitation pulse sequence; and
generate a magnetic resonance image using the magnetic resonance signal.

US Pat. No. 10,969,453

SYSTEMS AND METHODS FOR MAGNETIC FIELD-DEPENDENT RELAXOMETRY USING MAGNETIC RESONANCE IMAGING

SYNAPTIVE MEDICAL INC., ...

1. A method for magnetic field-dependent relaxometry using magnetic resonance imaging (MRI), the steps of the method comprising:(a) acquiring first data from a subject using an MRI system having a main magnetic field generated by a superconducting magnet at a first magnetic field strength by sampling a first magnetic resonance signal at a first plurality of time points;
(b) adjusting the main magnetic field generated by the superconducting magnet of the MRI system to a second magnetic field strength;
(c) acquiring second data from the subject using the MRI system while the main magnetic field generated by the superconducting magnet of the MRI system is at the second magnetic field strength by sampling a second magnetic resonance signal at a second plurality of time points;
(d) estimating a first value of a relaxation parameter by fitting the first data to a signal model that describes magnetic resonance signal relaxation as a function of the relaxation parameter;
(e) estimating a second value of the relaxation parameter by fitting the second data to the signal model; and
(f) generating dispersion data by associating the first value of the relaxation parameter with the first magnetic field strength and the second value of the relaxation parameter with the second magnetic field strength.

US Pat. No. 10,969,452

MAGNETIC RESONANCE IMAGING APPARATUS AND MULTI-SLICE IMAGING METHOD

Canon Medical Systems Cor...

1. A magnetic resonance imaging apparatus comprising:imaging control circuitry that performs shimming imaging for collecting a first magnetic resonance signal, which is used for static magnetic field shimming, in a first collection range, and multi-slice imaging for collecting a second magnetic resonance signal from each of a plurality of slices along with radiation of a non-region-selective prepulse corresponding to each of the slices in a second collection range that overlaps at least a part of the first collection range; and
processing circuitry that generates a plurality of static magnetic field distributions respectively corresponding to the slices based on the first magnetic resonance signal, determines a first center frequency of an RF pulse corresponding to each of the slices and a second center frequency of the prepulse based on the static magnetic field distribution, and determines a collection order of slices from which the second magnetic resonance signal is collected in the multi-slice imaging in accordance with at least one of the first center frequency or the second center frequency, wherein
the imaging control circuitry performs the multi-slice imaging in accordance with the collection order, the first center frequency, and the second center frequency.

US Pat. No. 10,969,451

SYSTEMS AND METHODS FOR IN-PHASE ZERO ECHO TIME MAGNETIC RESONANCE IMAGING

GE Precision Healthcare L...

1. A method for zero echo time (ZTE) magnetic resonance imaging (MRI) performed by a magnetic resonance (MR) system, the method comprising:obtaining Larmor frequencies of water and/or fat for a region of interest of a subject to be imaged at a pre-scan;
setting a center frequency for a radio frequency (RF) transceiver of the MR system at a value between the Larmor frequencies of water and fat;
applying a ZTE pulse sequence to the subject;
receiving MR signals in response to the ZTE pulse sequence from the subject;
demodulating the received MR signals with the center frequency; and
generating an in-phase ZTE image from the demodulated MR signals.

US Pat. No. 10,969,450

METHOD, DEVICE AND STORAGE MEDIUM FOR SCANNING A K-SPACE TRAJECTORY IN MAGNETIC RESONANCE IMAGING

Siemens Healthcare GmbH, ...

1. A method for operating a magnetic resonance (MR) apparatus comprising an MR data acquisition scanner, said method comprising:operating said MR data acquisition scanner to apply a radio-frequency (RF) excitation pulse and slice selection gradient pulse in said MR data acquisition scanner;
operating said MR data acquisition scanner to set a blank window following said RF excitation pulse in any spatial encoding direction, with no gradient field being applied during said blank window;
operating said MR data acquisition scanner to acquire a first MR signal during said blank window, resulting from said RF excitation pulse, in order to obtain a phase of said first MR resonance signal;
operating said MR data acquisition scanner to apply a gradient field at a time outside said blank window, and to acquire a second MR signal during said blank window, resulting from said RF excitation and said gradient field, in order to obtain a phase of said second MR signal;
providing said first and second MR signals to a processor and, via said processor, entering said first and second MR signals into a memory organized as k-space along a first k-space trajectory and a second k-space trajectory respectively based on said phase of said first MR signal and said phase of said second MR signal; and
in said processor, determining a calibrated k-space trajectory in a spatial encoding direction based on said first k-space trajectory and said second k-space trajectory.

US Pat. No. 10,969,449

LOCAL SHIMMING SYSTEM FOR MAGNETIC RESONANCE IMAGING AND METHOD THEREOF

SHENZHEN INSTITUTES OF AD...

1. A shimming method for magnetic resonance imaging, comprising:collecting a field map information of a main magnetic field B0 using a two-dimensional gradient echo;
calculating and evaluating a homogeneity of the main magnetic field B0;
determining an offset value ?f of the main magnetic field B0 which is generated after a current of each channel shim coil is applied
optimizing the current of each channel shim coil;
determining whether a minimum standard deviation value of the offset value ?f is obtained;
outputting an optimal current combination value and setting an optimum current value corresponding to each channel shim coil on a current control software when the minimum standard deviation value of the offset value ?f is obtained; and
testing and evaluating the homogeneity of the main magnetic field B0 to achieve a shimming goal,
wherein the optimizing the current of each channel shim coil comprises:
determining an offset value ?f0 of the main magnetic field B0 which is generated without applying the current of each channel shim coil and a sensitivity field map ?f0i of each channel shim coil;
linearly combining the offset value ?f0 of the main magnetic field B0 which is generated without applying the current of each channel shim coil and the sensitivity field map ?f0i of each channel shim coil according to the following equation:
wherein i=1, 2, . . . , n, and n is the number of channels of the shim coil, and ai is a linear superposition factor of the sensitivity field map of each shim coil; andoptimizing the current of each channel shim coil through minimizing the standard deviation value of the offset value ?f.

US Pat. No. 10,969,448

MAGNETIC RESONANCE IMAGING (MRI) APPARATUS AND CRYOSTAT FOR MRI APPARATUS

Koninklijke Philips N.V.,...

1. A magnetic resonance imaging (MRI) apparatus, comprising:a patient table configured to hold an associated patient;
a superconducting electrically conductive coil configured to produce a magnetic field when an electrical current is passed therethrough;
gradient coils configured to at least partially surround a portion of the patient for which the MRI apparatus generates an image;
a radio frequency (RF) coil configured to apply an RF signal to the portion of a patient and to alter an alignment of the magnetic field;
a sensor configured to detect changes in the magnetic field caused by the radio frequency signal and the patient;
an outer shell;
an inner vessel disposed within the outer shell, the inner vessel having disposed therein the superconducting electrically conductive coil and being configured to have a cryogenic fluid disposed therein;
a cold head having: a first cooling stage which is disposed within the outer shell and which is configured to provide cooling to a first temperature, and having a second cooling stage which is disposed within the outer shell and which is configured to contact the cryogenic fluid within the inner vessel and cool the cryogenic fluid to a second temperature which is less than the first temperature;
a vent extending from an interior of the inner vessel to an exterior of the outer shell, the vent having associated therewith a first heat exchanger and a second heat exchanger;
a first thermal shield disposed between the inner vessel and the outer shell, the first thermal shield being thermally connected to the first cooling stage of the cold head and further being thermally connected to the first heat exchanger and being thermally isolated from the inner vessel and outer shell, wherein a first vacuum space is defined between the first thermal shield and the outer shell;
a second thermal shield disposed between the inner vessel and the first thermal shield, the second thermal shield being thermally connected to the second heat exchanger and being thermally isolated from the inner vessel, the outer shell, the first thermal shield, and the cold head, wherein a second vacuum space is defined between the first thermal shield and the second thermal shield, and a third vacuum space is defined between the first thermal shield and the inner vessel; and
a plurality of thermally isolating support elements configured to attach the inner vessel, the outer shell, the first thermal shield, and the second thermal shield to each other.

US Pat. No. 10,969,447

FLEXIBLE RADIO FREQUENCY COIL ARRAY WITH DETACHABLE STRAPS FOR MR IMAGING

General Electric Company,...

17. A pad for a magnetic resonance imaging (MRI) system, the pad comprising:a compressible body including a central portion and two side portions each extending from the central portion at an angle; and
a radio frequency (RF) coil array embedded in the central portion and configured to detect magnetic resonance (MR) signals of a subject to be imaged by the MRI system, each RF coil in the RF coil array including two distributed capacitance wire conductors absent any discrete or lumped components, wherein the RF coil array adapts its shape according to a load of the subject.

US Pat. No. 10,969,446

RADIO-FREQUENCY COIL SIGNAL CHAIN FOR A LOW-FIELD MRI SYSTEM

Hyperfine Research, Inc.,...

1. A radio-frequency (RF) coil for use in a low-field magnetic resonance imaging system, the RF coil comprising:a substrate having a first side and a second side; and
a conductor including a first portion wound around the substrate from the first side to the second side at a first plurality of locations spaced between the first side and the second side and a second portion wound around the substrate from the second side to the first side at a second plurality of locations spaced between the first side and the second side, wherein the first plurality of locations alternate with the second plurality of locations spaced between the first side and the second side.

US Pat. No. 10,969,445

MAGNETIC FIELD MEASUREMENT APPARATUS AND MAGNETIC FIELD MEASUREMENT METHOD

SUMIDA CORPORATION, Toky...

1. A magnetic measurement apparatus, comprising:an optically detected magnetic resonance member arranged in a measurement target AC magnetic field;
a coil that applies a magnetic field of a microwave to the optically detected magnetic resonance member;
a high frequency power supply that causes the coil to conduct a current of the microwave;
an irradiating device that irradiates the optically detected magnetic resonance member with light;
a light receiving device that detects light that the optically detected magnetic resonance member emits;
a measurement control unit that performs a predetermined DC magnetic field measurement Ramsey pulse sequence at a predetermined phase of the measurement target AC magnetic field, and in the DC magnetic field measurement Ramsey pulse sequence, controls the high frequency power supply and the irradiating device and thereby determines a detection light intensity of the light detected by the light receiving device; and
a magnetic field calculation unit that calculates an intensity of the measurement target AC magnetic field on the basis of the predetermined phase and the detection light intensity.

US Pat. No. 10,969,444

CONCEPT FOR COMPENSATING FOR A MECHANICAL STRESS OF A HALL SENSOR CIRCUIT INTEGRATED INTO A SEMICONDUCTOR SUBSTRATE

Infineon Technologies AG,...

1. A semiconductor circuit arrangement, comprising:a semiconductor substrate;
a Hall sensor circuit integrated into the semiconductor substrate and configured to conduct a Hall supply current between a first terminal of a Hall effect region and a second terminal of the Hall effect region at an angle of 45° with respect to a normal to a primary flat plane of the semiconductor substrate laterally through the Hall effect region,
wherein the Hall supply current has a first dependence on a mechanical stress of the semiconductor substrate;
a resistance arrangement integrated into the semiconductor substrate,
wherein the resistance arrangement is different than the Hall effect region and is configured to conduct a current between a first terminal of the resistance arrangement and a second terminal of the resistance arrangement,
wherein the current between the first terminal of the resistance arrangement and the second terminal of the resistance arrangement has a second dependence on the mechanical stress of the semiconductor substrate; and
a compensation circuit configured to correct, based on a signal difference between the first terminal of the Hall effect region and the first terminal of the resistance arrangement, a Hall voltage that is measured between a third terminal of the Hall effect region and a fourth terminal of the Hall effect region and is dependent on the mechanical stress of the semiconductor substrate.

US Pat. No. 10,969,443

MAGNETIC FLUX CONTROL IN SUPERCONDUCTING DEVICES

THE REGENTS OF THE UNIVER...

1. A device comprising:a first device comprising
a superconducting trace, and
a superconducting quantum interference device (SQUID) having at least three non-linear inductor junctions coupled in parallel, wherein a first terminal of the SQUID is electrically coupled to a first end of the superconducting trace, and a second terminal of the SQUID is electrically coupled to a second end of the superconducting trace to form a loop; and
a second device arranged proximate to the first device, wherein a state of the second device is controllable by a bias generated by the first device.

US Pat. No. 10,969,442

TEST SYSTEM

Kabushiki Kaisha Nihon Mi...

1. A test system comprising:a holding unit that holds a light-receiving unit receiving light emitted from a test object;
an optical path forming unit that is a board in which an optical transmission path is formed as a path of the light received by the light-receiving unit;
a probe that contacts the test object; and
electrical wiring that is electrically connected to the probe, wherein
the optical transmission path is separately formed away from the holding unit in an advancing direction of the light.

US Pat. No. 10,969,441

ILLUMINATION APPARATUS AND HEADLAMP

OSRAM GmbH, Munich (DE)

1. An illumination apparatus, comprising:a housing, in which at least one radiation source is fixed;
wherein a phosphor that is fastened to the housing is arranged downstream of the radiation source, said phosphor being connected to a crack detector, which is used for crack monitoring of the phosphor;
wherein a signal path is provided, said signal path connecting the crack detector to an evaluation unit that is fixed to the housing, the evaluation unit being disposed on a first circuit board, wherein the signal path is formed by at least two contact pins and a flexible printed circuit board that is connected to the crack detector; and wherein the at least two contact pins extend between and electrically interconnect the first circuit board and the flexible printed circuit board, the at least two contact pins retaining the flexible printed circuit board in spaced relation away from the first circuit board.

US Pat. No. 10,969,440

MONITORING UNIT FOR A POWER CONVERTER

1. A converter monitoring unit configured for monitoring a voltage over one of at least two semiconductor switches connected in series in a power converter, the converter monitoring unit comprising:a first area having a first electric potential and comprises a data communication interface,
wherein the data communication interface of the first area is connected to a controller external to the converter monitoring unit, and
wherein the first electric potential is fixed,
a second area having a second electric potential and connected to a first electric connector, the first electric connector is connected to a first measuring point, and to a second electric connector, independent from the first electric connector, the second electric connector is connected to a second measuring point,
wherein the first measuring point is established between a positive DC link voltage (Vdc+) and a first of the at least two series connected semiconductor switches or between a negative DC link voltage (Vdc?) and a second of the at least two series connected semiconductor switch,
wherein the second measuring point is established in the series-connection between the first and the second semiconductor switches,
wherein the at least two series-connected switches are connected by a power converter controller external to the converter monitoring unit, and
wherein the second electric potential changes when a mode of operation of at least one of the series connected semiconductor switches change,
wherein, when connected to the first and to the second measuring points, the converter monitoring unit facilitates measuring a switch voltage of the one of the at least two series-connected semiconductor switches, located between the first and second measuring points.

US Pat. No. 10,969,439

DIAGNOSTIC DEVICE AND DIAGNOSTIC METHOD FOR BATTERY

TOYOTA JIDOSHA KABUSHIKI ...

1. A diagnostic device for a battery, the diagnostic device comprising:a measurement unit configured to acquire a current value and a voltage value of the battery; and
a diagnostic unit configured to calculate an internal resistance value of the battery based on the current value and the voltage value acquired by the measurement unit, and diagnose the battery based on the internal resistance value,
wherein the diagnostic unit is configured to:
cause the battery to perform discharge at a first current value smaller than a predetermined target current value during a first period shorter than a predetermined target period,
cause the battery to perform discharge at the first current value during a second period longer than the first period and shorter than the predetermined target period,
estimate a first internal resistance value that is the internal resistance value when the discharge at the first current value is continued during the target period, based on a change in the internal resistance value within the first period and a change in the internal resistance value within the second period,
cause the battery to perform discharge at a second current value smaller than the target current value and larger than the first current value during a third period shorter than the target period,
cause the battery to perform discharge at the second current value during a fourth period longer than the third period and shorter than the target period,
estimate a second internal resistance value that is the internal resistance value when the discharge at the second current value is continued during the target period, based on a change in the internal resistance value within the third period and a change in the internal resistance value within the fourth period,
estimate a third internal resistance value that is the internal resistance value when the battery is caused to perform the discharge at the target current value during the target period, based on the first internal resistance value and the second internal resistance value, and
diagnose the battery based on the third internal resistance value.

US Pat. No. 10,969,438

SECONDARY BATTERY AND LIFE PREDICTION APPARATUS THEREOF

LG CHEM, LTD., Seoul (KR...

1. A life prediction apparatus of a secondary battery that includes an electrode assembly, a positive electrode tab, a negative electrode tab, a case and a plurality of reference electrodes, the life prediction apparatus comprising:an electrode selector including at least one switch;
a control unit configured to transmit an electrode selection signal designating at least two of the plurality of reference electrodes to the electrode selector;
the electrode selector configured to select each of the designated reference electrodes at least once at every predetermined cycle using the at least one switch, in response to the electrode selection signal; and
an impedance measurer configured to:
form a current path electrically connecting a reference tab, which is any one of the positive electrode tab and the negative electrode tab, to the selected reference electrode, and
measure an impedance associated with the selected reference electrode, based on an AC voltage between the reference tab and the selected reference electrode by applying an AC current of a predetermined frequency band to the reference tab, in a state where any one of the plurality of reference electrodes is selected by the electrode selector;
wherein the plurality of reference electrodes include:
a first reference electrode having one end disposed in the case and connected to a first reference location of the separator and the other end protruding out of the case; and
a second reference electrode having one end disposed in the case and connected to a second reference location of the separator, which is different from the first reference location, and the other end protruding out of the case,
wherein the impedance measurer is configured to:
measure a first impedance associated with the first reference electrode when the first reference electrode is selected by the electrode selector, and
measure a second impedance associated with the second reference electrode when the second reference electrode is selected by the electrode selector, and
wherein the control unit is further configured to, when the impedance of each of the designated reference electrodes is completely measured by the impedance measurer, predict a residual life of the secondary battery based on a ratio of the first impedance to the second impedance, wherein the ratio indicates a degree of irregular degradation between different regions of the secondary battery.

US Pat. No. 10,969,437

ELECTRONIC DEVICE, AND BATTERY ABNORMALITY MONITORING METHOD AND MONITORING SYSTEM THEREOF

GUANGDONG OPPO MOBILE TEL...

1. A battery abnormality monitoring method, applicable to an electronic device, comprising:obtaining a battery voltage of a battery of the electronic device in real time and obtaining a consumption current of the battery in real time, when the electronic device is in an on state;
determining whether a voltage jump occurs in the battery of the electronic device according to the battery voltage obtained in real time;
further determining whether an abrupt change occurs in the consumption current of the battery when the voltage jump occurs in the battery; and
determining that an abnormality occurs currently in the battery when the abrupt change does not occur in the consumption current of the battery.

US Pat. No. 10,969,436

SYSTEMS AND METHODS FOR FORECASTING BATTERY STATE OF CHARGE

The Florida International...

18. A system for forecasting state of charge (SOC) of a battery, the system comprising:a battery analyzer configured to connect to the battery;
a processor in operable communication with the battery analyzer; and
a machine-readable medium in operable communication with the processor and the battery analyzer, the machine-readable medium having instructions stored thereon that, when executed by the processor, perform the following steps:
obtaining data about the battery from the battery analyzer;
forecasting a first C-rate, a voltage, a current, and a SOC percentage (SOC %) of the battery using a univariate model with parameters from at least one second C-rate, each second C-rate of the at least one second C-rate being higher than the first C-rate; and
providing the forecasted first C-rate, voltage, current, and SOC % to a machine learning model to obtain a forecasted SOC of the battery,
the univariate model being an Auto Regressive Integrated Moving Average (ARIMA) model,
the machine learning model being a Multilayer Perceptron (MLP) model or a nonlinear autoregressive neural network with external input (NARX-net) model,
the first C-rate being a C/10 C-rate,
the at least one second C-rate comprising a C/2 C-rate, a C/4 C-rate, a C/6 C-rate, and a C/8 C-rate,
the providing of the forecasted first C-rate, voltage, current, and SOC % to the machine learning model to obtain the forecasted SOC of the battery comprising using an optimizer together with the machine learning model,
the optimizer being a Variable Learning Rate Gradient Descent (GDX) optimizer or an AdaGrad optimizer,
the parameters from the at least one second C-rate being stored on the machine-readable medium after being obtained by the battery analyzer, and
the battery being a lithium ion battery.

US Pat. No. 10,969,435

SYSTEM AND METHOD FOR INDUCTION MOTOR ROTOR BAR SURFACE MAGNETIC FIELD ANALYSIS

1. A method for magnetic field testing comprising:determining, by detecting an indexing device, a position of a rotor having a plurality of embedded rotor bars;
reading, by sensors, a number of the rotor bars of the rotor;
activating a magnetic field generation device, such activating generating a test magnetic field in the rotor;
rotating, by a motor, the rotor at a test speed or to predetermined testing positions relative to specific rotor bars;
making magnetic field measurements, by using an array of magnetic field measurement devices, at the predetermined testing positions;
determining, by magnetic field waveform analysis or angular distances between adjacent magnetic field measurements, rotor bar locations corresponding to the magnetic field measurements;
further analyzing, by digital data analysis processes, as a function of the activating, a magnetic field waveform for each rotor bar tested;
generating, by the digital data analysis processes, values for a normalized magnetic field profile for each rotor bar tested;
generating a graphic user interface for displaying differences between the measured magnetic field values and the generated values; and
identifying, by the differences, a damaged or broken rotor bar or end ring damage.

US Pat. No. 10,969,434

METHODS AND APPARATUSES TO DETECT TEST PROBE CONTACT AT EXTERNAL TERMINALS

Micron Technology, Inc., ...

1. An apparatus comprising:an input buffer coupled to an input terminal, wherein the input buffer is configured to provide an input signal based on a voltage received at the input terminal;
a test terminal configured to receive a probe signal;
a power supply terminal configured to receive an external supply voltage; and
a test logic circuit configured to, in response to the probe signal indicating a test and an external supply voltage detection signal having a value indicating detection of the external supply voltage, initiate a probe contact detection test, wherein, during the initiate a probe contact detection test, the test logic circuit is configured to receive the input signal and to provide an output signal having a value based on the input signal.

US Pat. No. 10,969,433

METHOD TO COMPRESS RESPONSES OF AUTOMATIC TEST PATTERN GENERATION (ATPG) VECTORS INTO AN ON-CHIP MULTIPLE-INPUT SHIFT REGISTER (MISR)

XILINX, INC., San Jose, ...

1. A system, comprising:a processing engine;
a data store coupled to the processing engine and containing a program of instructions that, when executed by the processing engine, cause the processing engine to perform operations to generate a control signal, the operations comprising:
(a1) retrieve input stimulus and expected scan chain output responses;
(b1) replace indeterministic values in the expected scan chain output responses with corresponding values in the input stimulus to generate modified scan chain output responses; and,
(c1) generate a control signal that holds information of what cycle has a deterministic output response,
a scan test controller coupled to scan chain outputs of N designs under test (DUTs), each DUT of the N DUTs is configured to receive corresponding input stimulus and corresponding modified output responses and generate corresponding actual scan chain output responses, the scan test controller comprising a multiple-input signature register (MISR), wherein the MISR is configured to:
(a2) receive deterministic output responses in the actual scan chain output responses based on the control signal;
(b2) generate N corresponding signatures for the N DUTs based on the received deterministic output responses, N?1.

US Pat. No. 10,969,432

SYSTEM-ON-CHIP FOR AT-SPEED TEST OF LOGIC CIRCUIT AND OPERATING METHOD THEREOF

SAMSUNG ELECTRONICS CO., ...

1. A system-on-chip including a plurality of cores, comprising:a first scan register in a first core of the plurality of cores, the first scan register being closest to an input port of the first core;
an inverting circuit on a feedback path of the first scan register;
a second scan register in the first core; and
a logic circuit on a data path between the first scan register and the second scan register, wherein:
in a test mode for an AT-SPEED test of the logic circuit, the inverting circuit generates test data by inverting scan data that are output from the first scan register,
the first scan register stores the test data in response to a first pulse of a clock signal,
the logic circuit generates result data based on the test data that are output from the first scan register, and
the second scan register stores the result data in response to a second pulse of the clock signal.

US Pat. No. 10,969,431

ERROR-TOLERANT ARCHITECTURE FOR POWER-EFFICIENT COMPUTING

Intel Corporation, Santa...

1. A semiconductor package comprising:a master voltage domain (MVD);
an error-tolerance control (ETC) circuit in the MVD; and
a controlled voltage domain (CVD) comprising:
a basic execution block that is configured to generate a basic output value, according to a particular algorithm, based on at least two input values, wherein the basic execution block comprises a first circuit; and
a test execution block comprising:
a test nucleus that is configured to generate a test digital root, based on digital roots of the input values;
a digital root comparator that is configured to determine whether a digital root of the basic output value matches the test digital root; and
an error reporter that is configured to send an error report to the ETC circuit in response to a determination that the digital root of the basic output value does not match the test digital root, wherein the test execution block comprises a second circuit.

US Pat. No. 10,969,430

HIGH PRECISION TIME MEASUREMENT APPARATUS

Novelda ASA, Kviteseid (...

1. A delay measurement apparatus for measuring a delay unit comprising:a clock;
a clock counter that counts clock cycles;
a digital signal source arranged to produce a digital signal that is uncorrelated with the clock;
a first detector arranged to detect transitions of the digital signal entering the delay unit;
a first accumulator arranged to accumulate a current value of the clock counter based on an output of the first detector;
a second detector arranged to detect transitions of the digital signal exiting the delay unit;
a second accumulator arranged to accumulate a current value of the clock counter based on an output of the second detector;
a measurement counter arranged to count a number of transitions of the digital signal passing through the delay unit; and
a calculation device arranged to calculate an average number of clock cycles that elapse while a transition of the digital signal passes through the delay unit based on the first accumulator, the second accumulator and the measurement counter.

US Pat. No. 10,969,429

SYSTEM AND METHOD FOR DEBUGGING IN CONCURRENT FAULT SIMULATION

Cadence Design Systems, I...

1. A computer-implemented method for debugging in fault simulation comprising:receiving, using at least one processor, an electronic design;
performing concurrent fault simulation on a fault to be analyzed associated with the electronic circuit design, wherein the fault has a fault propagation path associated therewith;
identifying a trace of one or more signals of interest that are in the fault propagation path;
generating a faulty database and a good database associated with the one or more signals of interest that are in the fault propagation path; and
identifying one or more differences between the faulty database and the good database.

US Pat. No. 10,969,428

METHOD OF INSPECTING PATTERN DEFECT

SAMSUNG ELECTRONICS CO., ...

1. A method of inspecting a defect, the method comprising:applying a voltage to an object to be inspected;
measuring an inspection signal generated from a pattern of the object to be inspected from a first to a second time;
generating an intensity image by processing the inspection signal, the intensity image showing a change of an intensity of the inspection signal from the first time to the second time; and
detecting a pattern defect position by comparing the intensity image with a comparative intensity image, the comparative intensity image showing a change of an intensity of a normal signal from the first time to the second time, and comparing a time at which a peak point of the inspection signal is reached and a time at which a peak point of the normal signal is reached.

US Pat. No. 10,969,427

MEASUREMENT SYSTEM AND METHOD FOR MULTIPLE ANTENNA MEASUREMENTS WITH DIFFERENT ANGLES OF ARRIVAL

1. A measurement system, for over the air multiple antenna measurements, comprising, inside an anechoic chamber:a device under test,
two or more measurement antennas,
two or more mirrors,
at least one shaped reflector, and
wherein the measurement antennas are placed pointing at the shaped reflector, and
wherein each of the mirrors is placed along fields reflected by the shaped reflector, whereby the mirrors reflect fields that form different angles of arrival at the device under test.

US Pat. No. 10,969,426

SEMICONDUCTOR INTEGRATED CIRCUIT

KABUSHIKI KAISHA TOSHIBA,...

1. A semiconductor integrated circuit comprising:a first abnormality detector configured to detect a first abnormality in the semiconductor integrated circuit, and output a first detection signal;
a second abnormality detector configured to detect a second abnormality in the semiconductor integrated circuit, and output a second detection signal;
a reference voltage output circuit that includes a first resistor and a second resistor which are connected in series between a power supply terminal to which a power supply potential is to be applied and a ground terminal to which a ground potential is to be applied, a first switch having a first end electrically connected to a first node at a first end of the first resistor, a second end, and a gate electrically connected to an output of the first abnormality detector, and a second switch having a first end electrically connected to a second node at a first end of the second resistor and a second end of the first resistor, a second end, and a gate electrically connected to an output of the second abnormality detector, wherein the reference voltage output circuit is configured to output a reference voltage having one of a plurality of different values depending on conduction states of a plurality of switches of the reference voltage output circuit that include the first switch and the second switch; and
an output terminal through which the reference voltage is to be output as an error signal.

US Pat. No. 10,969,425

SEMICONDUCTOR INTEGRATED CIRCUIT AND ROTATION DETECTION DEVICE

Mitsubishi Electric Corpo...

1. A semiconductor integrated circuit, comprising:a main circuit;
a non-volatile memory; and
a self-diagnosis circuit configured to execute, when the semiconductor integrated circuit is to be powered off, self-diagnosis processing in which the main circuit is diagnosed and a diagnosis execution record indicating whether the diagnosis is completed and a diagnosis result indicating a result of the diagnosis are stored in the non-volatile memory,
wherein the self-diagnosis circuit is configured to:
determine, when the semiconductor integrated circuit is powered on, whether there is a failure in the main circuit by reading the diagnosis execution record and the diagnosis result out of the non-volatile memory; and
shift a state of the main circuit to a safe state when determining that there is a failure in the main circuit, and instruct the main circuit to start normal operation when determining that there is no failure in the main circuit.

US Pat. No. 10,969,424

CHIP AND PERFORMANCE MONITORING METHOD

GLOBAL UNICHIP CORPORATIO...

1. A chip comprising:at least one oscillator circuitry disposed at different locations of the chip and configured to respectively generate a plurality of oscillating signals; and
a controller circuitry coupled to the at least one oscillator circuitry, and configured to receive the plurality of oscillating signals and transmit the plurality of oscillating signals to an external system, in order to determine a performance of the chip based on the plurality of oscillating signals;
wherein each of the at least one oscillator circuitry comprises:
a first oscillator circuit configured to sense a variation of a semiconductor device in the chip, in order to generate a first oscillating signal of the plurality of oscillating signals;
a second oscillator circuit configured to sense a variation of a parasitic component in the chip, in order to generate a second oscillating signal of the plurality of oscillating signals; and
a third oscillator circuit configured to sense a variation of a voltage in the chip, in order to generate a third oscillating signal of the plurality of oscillating signals,
wherein the at least one oscillator circuitry comprises a first oscillator circuitry, and the first oscillator circuitry is disposed at a predetermined location of the chip;
wherein the third oscillating signal outputted from the first oscillator circuitry is a reference signal used for evaluating the variation of the voltage.

US Pat. No. 10,969,423

SWITCH COUPLING FUNCTIONAL CIRCUITRY TO VIA, SCAN CELL CONTACTING VIA

Texas Instruments Incorpo...

1. An integrated circuit die comprising:(a) a substrate of semiconductor material having a top surface, a bottom surface, and a first opening through the substrate between the top surface and the bottom surface;
(b) a first through substrate via having a first conductive body in the first opening, having a first top contact point coupled to the first conductive body at the top surface, and having a first bottom contact point coupled to the first conductive body at the bottom surface;
(c) a first scan cell having a first serial input, a first serial output, a first response input coupled to one of the first top contact point and the first bottom contact point, and a first stimulus output coupled to the other one of the first top contact point and the first bottom contact point;
(d) functional circuitry coupled by a first path to the first conductive body; and
(e) a first switch coupled in the first path between the functional circuitry and the first conductive body and having a first control input.

US Pat. No. 10,969,422

GUARD RING MONITOR

International Business Ma...

1. A method for determining a failure in a guard ring of a chip, the method comprising:measuring a current frequency of oscillation of a crack check circuit located within a guard ring, wherein the crack check circuit comprises a plurality of circuit stages, wherein each circuit stage comprises an entry buffer connected to an exit buffer through a multiplexer by a plurality of lines, wherein a capacitively coupled line of the plurality of lines is capacitively coupled to a second line, and wherein a bypass line of the plurality of lines directly connects the entry buffer to the exit buffer;
comparing the current frequency of oscillation of the crack check circuit to a baseline frequency of oscillation of the crack check circuit; and
based on the difference between the current frequency of oscillation and the baseline frequency of oscillation, determining there is a failure of the guard ring.

US Pat. No. 10,969,421

INTEGRATED VECTOR NETWORK ANALYZER

Keysight Technologies, In...

1. A test instrument, including an embedded vector network analyzer (VNA) circuit, for testing a device under test (DUT), the test instrument comprising:a first receiver configured to receive an incident radio frequency (RF) signal through a first coupling device;
a second receiver configured to receive a reflected RF signal through a second coupling device;
a test port for connecting to an interconnect, wherein the interconnect is connectable between a calibration device and the test port in a calibrating stage, during which the interconnect is characterized, and between the DUT and the test port in a testing stage, during which at least one parameter of the DUT is tested;
an RF source configured to generate the incident RF signal during the calibrating stage; and
a processing unit programmed to determine interconnect S-parameters specific to the interconnect based, at least in part, on the incident RF signal received by the first receiver and the reflected RF signal received by the second receiver, and to apply the interconnect S-parameters to compensate for error introduced by the interconnect when testing the at least one parameter of the DUT in the testing stage.

US Pat. No. 10,969,420

TEST CIRCUITS FOR MONITORING NBTI OR PBTI

SAMSUNG ELECTRONICS CO., ...

1. A test circuit comprising:a first logic gate configured to receive a test signal or a first voltage;
a second logic gate configured to receive the test signal;
a third logic gate configured to receive an output of the first logic gate, an output of the second logic gate, or a second voltage;
a fourth logic gate configured to receive the output of the first logic gate or the output of the second logic gate; and
a power circuit configured to prevent the second and fourth logic gates from being driven by supplying power to the second and fourth logic gates when the first logic gate receives the first voltage and the third logic gate receives the second voltage.

US Pat. No. 10,969,419

INSULATION DETECTION CIRCUIT, DETECTION METHOD AND BATTERY MANAGEMENT SYSTEM

Contemporary Amperex Tech...

1. An insulation detection circuit, comprising: an isolated power module, a first positive sampling module, a first negative sampling module, a second positive sampling module, a second negative sampling module, and a processor, wherein:a first end of the first positive sampling module is respectively connected to a positive electrode of a battery pack under detection and a first end of a positive switch module, a second end of the first positive sampling module is connected to a first reference voltage terminal, the first positive sampling module is configured to provide a first sampled signal to a first sampling point, and the battery pack under detection is to supply electric energy to an electric motor of an electric vehicle;
a first end of the first negative sampling module is connected to the first reference voltage terminal, a second end of the first negative sampling module is respectively connected to a negative electrode of the battery pack under detection and a first end of a negative switch module, and the first negative sampling module is configured to provide a second sampled signal to a second sampling point;
the isolated power module is configured to supply power to the second positive sampling module and the second negative sampling module when the positive switch module and the negative switch module are not closed;
a first end of the second positive sampling module is respectively connected to a positive electrode of the isolated power module, a second end of the positive switch module and a positive high-voltage circuit on a load side, a second end of the second positive sampling module is connected to a second reference voltage terminal, and the second positive sampling module is configured to provide a third sampled signal to a third sampling point;
a first end of the second negative sampling module is connected to the second reference voltage terminal, a second end of the second negative sampling module is respectively connected to a negative electrode of the isolated power module, a second end of the negative switch module and a negative high-voltage circuit on the load side, and the second negative sampling module is configured to provide a fourth sampled signal to a fourth sampling point;
the processor is respectively connected to the first sampling point, the second sampling point, the third sampling point, and the fourth sampling point, and the processor is configured to calculate, according to the first sampled signal and the second sampled signal, an insulation resistance value of a positive high-voltage circuit on a side of the battery pack under detection relative to the first reference voltage terminal and an insulation resistance value of a negative high-voltage circuit on the side of the battery pack under detection relative to the first reference voltage terminal, and calculate, according to the third sampled signal and the fourth sampled signal, an insulation resistance value of the positive high-voltage circuit on the load side relative to the second reference voltage terminal and an insulation resistance value of the negative high-voltage circuit on the load side relative to the second reference voltage terminal;
the isolated power module comprises an isolated power driving unit and a transformer connected to each other;
the isolated power driving unit is powered by a DC voltage source or a battery pack; and
an output voltage of the DC voltage source or the battery pack is supplied to the positive and negative electrodes of the isolated power module after being processed by the isolated power driving unit and the transformer.

US Pat. No. 10,969,418

REFLECTOMETRY SYSTEM FOR ANALYSING DEFECTS IN AT LEAST ONE TRANSMISSION LINE, THE SYSTEM COMPRISING A COMPLEX CORRELATOR

1. A reflectometry system for the analysis of defects in a group of transmission lines comprising at least one line (L,L1,L2), a generated real reference signal being injected into each transmission line (L,L1,L2) of said group, said system comprising:at least one measurement means (CPL,CPL1,CPL2) for measuring the reference signal retro-propagated in each transmission line (L,L1,L2) of said group,
at least one analog-digital converter (ADC,ADC1,ADC2) for converting at least one measured signal into a set of at least one first digital signal and one second digital signal,
at least one complex correlator (COR,COR1,COR2) configured to correlate the real reference signal with a complex signal whose real part is formed by a first digital signal of said set and whose imaginary part is formed by a second digital signal of said set, so as to produce a first reflectogram corresponding to the real part of the complex signal and a second reflectogram corresponding to the imaginary part of the complex signal,
an analysis module for analyzing at least the first reflectogram and the second reflectogram so as to identify the presence of defects in at least one transmission line of said group.

US Pat. No. 10,969,417

METHOD, PROTECTIVE DEVICE AND PROTECTIVE SYSTEM FOR DETECTING A FAULT ON A LINE OF AN ELECTRICAL POWER SUPPLY SYSTEM

Siemens Aktiengesellschaf...

1. A method for detecting a fault on a line of an electrical power supply system, the method comprises the steps of:measuring first current values at a first line end of the line;
measuring further current values at least at a further line end of the line;
using the first and the further current values to check whether there is a fault on the line;
measuring first voltage values at the first line end of the line;
measuring further voltage values at the at least one further line end of the line;
using the first current and voltage values measured at the first line end to ascertain first comparison current values indicating a current flowing at a comparison location on the line;
using the further current and voltage values measured at the at least one further line end to ascertain further comparison current values indicating a current flowing at the comparison location on the line;
using the first and the further comparison current values to check for a presence of a fault on the line; and
generating a fault signal if the check has resulted in a fault present on the line being detected.

US Pat. No. 10,969,416

SYSTEM AND METHOD OF DUPLICATE CIRCUIT BLOCK SWAPPING FOR NOISE REDUCTION

Silicon Laboratories Inc....

1. An integrated circuit, comprising:at least one circuit node;
a plurality of duplicate circuit blocks integrated on the integrated circuit in close proximity with each other, each comprising at least one device that is susceptible to random telegraph noise (RTN); and
a switch circuit that swaps electrical coupling of said plurality of duplicate circuit blocks, one at a time, to said at least one circuit node in sequential cycles of a clock signal.

US Pat. No. 10,969,415

RF ANTENNA SECTOR MONITORING DEVICE AND METHOD

WATERFORD CONSULTANTS LLC...

1. An FCC compliance system for monitoring FCC compliance of regulations and guidelines pertaining to radio frequency (RF) emissions at a transmission site, where the transmission site includes at least one sector having at least one RF antenna and mitigations that include a barrier that at least partially surrounds the sector, the barrier having a plurality of barrier elements, the system comprising:at least one tangible, non-transitory storage medium storing a set of instructions for operating the FCC compliance system;
a processor for executing the set of instructions stored on the memory;
a probe unit, mounted behind the at least one RF antenna, comprising a primary RF probe to measure RF emissions of the at least one RF antenna of the sector;
an RF sensor unit coupled to the processor to transmit data of the RF emissions measured by the primary RF probe;
a transceiver arranged to transmit a first alert to a user of current RF emission measurements that have changed from a predetermined baseline measurement by a predetermined amount for a predetermined period of time; and
a receiver electrically connectable to each of a plurality of barrier sensors to receive a signal from each of the plurality of barrier sensors in order to monitor the barrier for disturbances of any of the barrier elements,
wherein the transceiver is further arranged to transmit a second alert to the user of the disturbance of any of the barrier elements, and
wherein the baseline measurement is established by the probe unit measuring RF emissions behind the RF antenna over a predetermined learning period.

US Pat. No. 10,969,414

MONITORING ELECTRIC SYSTEMS FOR WIRING FAULTS

SUNPOWER CORPORATION, Sa...

1. A system comprising:a power generation system of a building comprising a photovoltaic solar system and a plurality of micro-inverters for converting direct current power generated by the photovoltaic solar system to alternating current power for consumption by an electric system of the building, export to a utility grid, or both;
a production power meter coupled to the power generation system and configured for measuring electric power generated by the power generation system;
one or more consumption power meters coupled to the electric system of the building and configured for measuring electric power consumed by the electric system; and
a computer system coupled to the production power meter and the consumption power meters and programmed for:
receiving a production time series of electric production values from the production power meter;
receiving a consumption time series of electric consumption values from the consumption power meters;
determining, by comparing the production time series and the consumption time series to respective reference values, that at least one power meter is installed with a reversed polarity that is reversed with respect to an installation specification, resulting in the computer system receiving measured values from the at least one power meter having an incorrect sign; and,
comparing power measurements from each micro-inverter to an aggregate measured power from a system-level metering interface and determining to enable, disable, or reduce power generation from at least one of the micro-inverters based on the comparing.

US Pat. No. 10,969,413

ENERGY THEFT DETECTION DEVICE

Honeywell International I...

1. A device for detecting energy theft from a utility network, the device configured to:access energy data for utilities indicating at least amounts of energy elicited and locations of the utilities;
generate energy results from the energy data;
identify an outlying utility in the energy results;
access behavioral data associated with the outlying utility, a set of utilities having a relationship with the outlying utility, and a geographical region where the outlying utility is located;
determine whether there is a likelihood of energy theft associated with the outlying utility based on the behavioral data;
generate descriptive results from the behavioral data indicating the likelihood of energy theft associated with the outlying utility;
receive a response of whether the energy theft associated with the outlying utility occurred;
refine operation of the detecting of energy theft of the device using the response of whether the energy theft associated with the outlying utility occurred; and
wherein the behavioral data comprises of at least one of property tax data, micro-economic data, weather data, crime statistics, and social media data.

US Pat. No. 10,969,412

THEFT DETECTION AND PREVENTION IN A POWER GENERATION SYSTEM

Solaredge Technologies Lt...

1. A method comprising:receiving a plurality of values, wherein a first value of the plurality of values corresponds to a measurement of an impedance of a photovoltaic direct current (DC) power source;
retrieving a second value from a memory of a device associated with a load;
comparing the first value with the second value to produce a comparison result; and
alerting, by the device, a potential theft corresponding to the photovoltaic DC power source based on one of (i) the comparison result or (ii) determining that at least one value of the plurality of values does not correspond to an impedance measurement.

US Pat. No. 10,969,411

POLARIZATION INSENSITIVE CURRENT AND MAGNETIC SENSORS WITH ACTIVE TEMPERATURE COMPENSATION

Xiaotian Steve Yao, Diam...

1. A current sensor based on optical sensing, comprising:a light source that produces probe light;
a first fiber line coupled to receive the probe light from the light source and to direct the received probe light along the fiber line;
an optical current sensor head coupled to the first fiber line to receive the probe light and configured to include an input polarization prism to separate the received probe light into first and second polarized input beams in different polarizations, a Faraday material located to receive and transmit both the first and second polarized input beams as first and second output beams with rotated polarizations in connection with a magnetic field of a current present near the Faraday material, and an output polarization prism that receives the first and second output beams from the Faraday material and directs the received first and second output beams to merge into an output probe beam carrying information of the current, wherein a polarization direction of the input polarization prism and an polarization direction of the output polarization prism are oriented to be at 45 degrees to each other; and
a second fiber line coupled to the optical current sensor head to receive the output probe beam from the output polarization prism;
an optical detection unit coupled to the second fiber line to receive the output probe beam from the optical current sensor head; and
a measurement module that receives an detector output from the optical detection unit to obtain information of the current.

US Pat. No. 10,969,410

CURRENT SENSOR DEVICE

DENSO CORPORATION, Kariy...

1. A current sensor device comprising:at least one bus bar that has a front surface and a back surface opposite to the front surface in a thickness direction of the bus bar;
at least one sensor package that includes a magneto-electric conversion element, which detects a current flowing through the bus bar and an external connection terminal, which is electrically connected to the magneto-electric conversion element, the at least one sensor package being fixed to the front surface of the bus bar;
a printed circuit board that is disposed on the sensor package opposite to the bus bar, and electrically connected to the terminal;
a magnetic shield body that shields the magneto-electric conversion element from an external magnetic field; and
a resin element that integrally holds at least a part of the magnetic shield body and the bus bar fixed to the sensor package, wherein
the magnetic shield body includes a first magnetic shield body and a second magnetic shield body, which sandwich the magneto-electric conversion element in the thickness direction between the first and second magnetic shield bodies;
the first magnetic shield body is held by the resin element;
the second magnetic shield body is fixed directly to a second surface of the printed circuit board opposite to a first surface facing the bus bar;
the terminal has a portion disposed on the second surface side of the printed circuit board; and
the second magnetic shield body includes a flat upper surface having a recess that accommodates the portion of the terminal disposed on the second surface side, and the recess in the flat upper surface protrudes away from the printed circuit board.

US Pat. No. 10,969,409

MINIATURIZED CURRENT SENSORS

General Electric Company,...

1. An integrated circuit die comprising:an electronic component configured to transport a current through a current path; and
a current sensor integrated with the electronic component and disposed around the current path, wherein the current sensor comprises:
a coiled coil disposed around the current path, wherein the coiled coil comprises a plurality of loops, wherein a first termination is coupled to the coiled coil, wherein each respective loop of the plurality of loops comprises a respective top line, a respective bottom line, and a respective first connector that couples the respective top line to the respective bottom line, wherein the coiled coil comprises a plurality of second connectors, wherein each second connector couples the respective top line of a first loop of the plurality of loops to the respective bottom line of a second loop of the plurality of loops, wherein the second loop is adjacent to the first loop, and wherein each respective loop of the plurality of loops comprises a first post that couples the respective top line to the respective first connector and a second post that couples the respective top line to an adjacent second connector;
a return coil disposed around the current path and connected to the coiled coil, wherein a second termination is coupled to the return coil; and
a voltage sensor coupled to the first termination and the second termination.

US Pat. No. 10,969,408

CURRENT MEASURING DEVICE

KOA CORPORATION, Nagano ...

1. A current measuring device for measuring current, comprising:a conductor adapted to pass current therethrough in a current flowing direction of the conductor;
a pair of voltage sensing terminals provided directly on the conductor and arranged apart from each other in the current flowing direction; and
a substrate secured to the conductor such that the pair of voltage sensing terminals are connected directly to the substrate, wherein the substrate is extensive in the current flowing direction of the conductor between two ends of the substrate, and the substrate is provided with connection portions configured to connect to the pair of voltage sensing terminals, and wherein the connection portions of the substrate are located in the substrate at locations closer to one end of the substrate in the current flowing direction than the other end of the substrate.

US Pat. No. 10,969,407

SOFT FRONT PANEL FOR CONCURRENT RADIO FREQUENCY MEASUREMENTS

National Instruments Corp...

1. A measurement system, comprising:a measurement device; and
a computer device that includes or is coupled to a display device and the measurement device, and configured to receive user input;
wherein the measurement device is configured to concurrently perform two or more measurement functions on a device-under-test (DUT) to produce two or more respective signal measurements, wherein each measurement function comprises an acquisition function and a processing function;
wherein the computer device is configured to:
display information on a soft front panel on the display device corresponding to two or more of the signal measurements;
receive, from a user, a selection of an update option, wherein the update option indicates a trigger that causes the displayed information to either update or not update; and
responsive to receiving an indication that the trigger has occurred, display the information on the soft front panel, wherein the displayed information is updated when one of the two or more signal measurements has returned a fail result, wherein the displayed information is not updated when each of the two or more signal measurements returns a pass result.

US Pat. No. 10,969,406

HIGH SPEED ATOMIC FORCE PROFILOMETRY OF LARGE AREAS

Bruker Nano, Inc., Santa...

1. A method of atomic force profilometry (AFP), the method comprising:providing relative scanning motion between a probe of the AFM and a sample at a first line of the sample;
measuring the deflection of the probe in response to the providing step and controlling the probe-sample separation according to a mode of AFM operation;
generating a feed forward Z signal based on the measuring step;
providing relative scanning motion between the probe and the sample at a second line of the sample;
measuring the deflection of the probe in the second line and controlling the probe-sample separation according to a mode of AFM operation with a control signal;
combining the feedforward Z signal with the measured deflection corresponding to the second line to generate a HyperZ signal;
using the HyperZ signal in a next line of the scan as the feed forward Z signal; and
generating an image of the sample using the control signal.

US Pat. No. 10,969,405

METHOD AND APPARATUS FOR SUB-DIFFRACTION INFRARED IMAGING AND SPECTROSCOPY AND COMPLEMENTARY TECHNIQUES

Photothermal Spectroscopy...

1. An apparatus for rapidly characterizing a sample with infrared radiation on a submicron scale, the apparatus comprising:a source of infrared radiation configured to illuminate a sample with a beam of infrared radiation to create an infrared illuminated area;
a source of ultraviolet-visible (UV-vis) radiation configured to illuminate at least a region of the infrared illuminated area of the sample with a beam of UV-vis light;
an objective configured to focus the beam of infrared radiation to the submicron scale;
a collector configured to collect as collected light at least a portion of the UV-vis light that is at least one of scattered, reflected and refracted from the sample;
a receiver configured to analyze the collected light as indicative of an infrared absorption of the region of the infrared illuminated area; and
a Raman spectrometer configured to analyze the collected light to analyze a Raman response of the sample.

US Pat. No. 10,969,404

SCANNING PROBE SYSTEM

INFINITESIMA LIMITED, Ab...

1. A method of scanning a feature with a probe, the probe comprising a cantilever mount, a cantilever extending from the cantilever mount to a free end, and a probe tip carried by the free end of the cantilever, the method comprising:measuring an orientation of the probe relative to a reference surface to generate a probe orientation measurement, wherein the reference surface defines a reference surface axis which is normal to the reference surface and the probe tip has a reference tilt angle relative to the reference surface axis; changing a shape of the cantilever in accordance with the probe orientation measurement so that the probe tip moves relative to the cantilever mount and the reference tilt angle decreases from a first reference tilt angle to a second reference tilt angle; and scanning a sample surface with the probe, wherein the sample surface defines a sample surface axis which is normal to the sample surface and the probe tip has a scanning tilt angle relative to the sample surface axis, and during the scanning of the sample surface the cantilever mount is moved so that the probe tip is inserted into a feature in the sample surface with the scanning tilt angle below the first reference tilt angle.

US Pat. No. 10,969,403

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

Seiko Epson Corporation

1. A physical quantity sensor located at a position relative to an X-axis, a Y-axis, and a Z-axis orthogonal to each other, the physical quantity sensor comprising:a base;
a first trunk support fixed to the base;
a second trunk support fixed to the base, the second trunk support being located next to the first trunk support along the Y-axis;
a fixing member fixed to the base, the fixing member being located between the first and second trunk supports when viewed along the Z-axis;
a pair of first trunks respectively located at both sides of the first trunk support along the X-axis, the pair of first trunks being supported by the first trunk support;
a plurality of first stationary electrode fingers respectively disposed on the pair of first trunks along the X-axis, the plurality of first stationary electrode fingers extending from the pair of first trunks along the Y-axis;
a pair of second trunks respectively located at both sides of the second trunk support along the X-axis, the pair of second trunks being supported by the second trunk support;
a plurality of second stationary electrode fingers respectively disposed on the pair of second trunks along the X-axis, the plurality of second stationary electrode fingers extending from the pair of second trunks along the Y-axis;
a pair of movable member supports respectively located at both sides of the fixing member along the X-axis, the pair of movable member supports being supported by the fixing member;
a frame to which the pair of movable member supports are connected via first and second springs, respectively;
a plurality of first movable electrode fingers disposed on the frame, the plurality of first movable electrode fingers facing the plurality of first stationary electrode fingers in a direction along the X-axis; and
a plurality of second movable electrode fingers disposed on the frame, the plurality of second movable electrode fingers facing the plurality of second stationary electrode fingers in a direction along the X-axis.

US Pat. No. 10,969,402

VIBRATION SENSOR FOR A PORTABLE DEVICE INCLUDING A DAMPING ARRANGEMENT TO REDUCE MECHANICAL RESONANCE PEAK OF SENSOR

Sonion Nederland B.V., H...

1. A vibration sensor comprising:a moveable mass being adapted to move in response to vibrations or accelerations, and
a damping arrangement comprising a damping fluid or gel, wherein the moveable mass is arranged to interact directly or indirectly with the damping fluid or gel in order to reduce a mechanical resonance peak of the vibration sensor, the damping fluid or gel having a viscosity between 1000 cP and 100000 Cp and damping properties that are substantially stable over time.

US Pat. No. 10,969,401

VELOCITY ESTIMATION

1. A method of estimating a velocity of a vehicle, the vehicle being a wheeled vehicle, comprising:determining a characteristic frequency in accelerometer signals, which indicate an acceleration of a second object coupled to the vehicle, wherein the characteristic frequency is related to a relational frequency of a wheel of the vehicle, and
estimating the velocity of the vehicle based on the determined characteristic frequency,
the vehicle comprising a car or truck,
the second object is an electronic device in the vehicle, coupled to the vehicle and movable together with said vehicle, and
the determining comprises:
performing a frequency spectrum analysis of accelerometer signals to obtain an accelerometer signal spectrum, and determining the characteristic frequency in the accelerometer signal spectrum, or
applying a model to the accelerometer signals to obtain an estimation output, and determining the characteristic frequency in the estimation output.

US Pat. No. 10,969,400

SEMICONDUCTOR DEVICE, ANGLE VALUE CORRECTION CIRCUIT AND METHOD THEREFOR

RENESAS ELECTRONICS CORPO...

1. An angle value correction circuit comprising:a rotation period measurement unit that measures a rotation period of a rotary shaft in which a rotation angle is detected by using a resolver that outputs a signal according to the rotation angle of the rotary shaft;
a rotation speed calculation unit that calculates the rotation speed of the rotary shaft based on the rotation period;
an acceleration calculation unit that calculates a rate of change of the rotation speed per interval when a given rotation angle of the rotary shaft is divided into 2n+1 intervals, in which n is an integer of 1 or more, based on the rotation speed;
an estimated angle calculation unit that calculates a rotation angle estimation value which is an estimated value of the rotation angle of the rotary shaft, assuming that the rotary shaft performs a uniform acceleration motion, based on the rotation speed as well as the rate of change of the rotation speed;
a correction value calculation unit that calculates a correction value of a rotation angle value based on a rotation angle value converted from the output signal of the resolver, as well as on the rotation angle estimation value; and
a correction value application unit that applies the correction value to the rotation angle value to generate a corrected angle value,
wherein the given rotation angle is 360 degrees,
wherein the acceleration calculation unit calculates the rate of change of the rotation speed, ai, in an ith period by the following equation: ai=(Vi?Vi?1)/2n+1, in which i is an integer of 2 or more that indicates a number of the rotation period corresponding to one rotation of the rotary shaft, Vi is a rotation speed in the ith period, and Vi?1 is a rotation speed in an i?1th period,
wherein the rotation speeds Vi and Vi?1 are represented by a floating point format of a predetermined bit number, and
wherein the acceleration calculation unit comprises:
a digit matching circuit that matches an exponent part of Vi and an exponent part of Vi?1 with a common exponent, and generates a mantissa of Vi and a mantissa of Vi?1 when the exponent part of Vi and the exponent part of Vi?1 have the common exponent;
a first subtractor that subtracts the mantissa of Vi?1 from the mantissa of Vi when the exponent part of Vi and the exponent part of Vi?1 have the common exponent are made common; and
a second subtractor that subtracts n+1 from the common exponent.

US Pat. No. 10,969,399

ADVANCED MECHANICAL SHOCK RESISTANCE FOR AN ACCELEROMETER IN AN INGROUND DEVICE AND ASSOCIATED METHODS

Merlin Technology, Inc., ...

1. An accelerometer module including an accelerometer cartridge that is configured to be supported within an interior passage of a transmitter housing of a transmitter that is itself receivable within an inground housing of an inground tool to perform an inground operation which subjects the transmitter to mechanical shock and vibration, said accelerometer module comprising:an accelerometer arrangement forming one part of the accelerometer cartridge for generating accelerometer signals that at least characterize an orientation of the transmitter and which is subject to failure responsive to exposure to the mechanical shock and vibration;
an accelerometer housing forming another part of the accelerometer cartridge having an exterior periphery that is receivable in the interior passage of the transmitter housing and defining an interior that receives the accelerometer arrangement, said accelerometer housing including a mass of at least 17.2 grams such that the accelerometer arrangement is subject to enhanced isolation from the mechanical shock and vibration; and
a resilient damping foam supported such that the resilient damping foam is disposed between the accelerometer housing and the transmitter housing when the accelerometer housing is installed therein, the resilient damping foam having a thickness disposed between the accelerometer housing and the transmitter housing such that the resilient damping foam cooperates with the accelerometer housing to form a complex mass-spring-damper system that exhibits a resonant frequency which is controllable based on a spring constant, that is responsive to the thickness of the resilient damping foam, in conjunction with an overall mass of the accelerometer cartridge.

US Pat. No. 10,969,398

DETECTION OF METABOLITES FOR CONTROLLED SUBSTANCES

1. A method comprising:providing a chamber that has an open end and a closed end, the chamber comprising a first fluid and a second fluid, wherein the second fluid is located at the closed end of the chamber and the first fluid is located between the second fluid and the open end of the chamber;
adding a test sample to the first fluid, wherein the test sample comprises a free analyte, wherein:
the first fluid comprises:
a bound analyte;
an antibody that is configured to bind with either the free analyte or the bound analyte, wherein the antibody has a stronger binding affinity for the free analyte than for the bound analyte, wherein the antibody additionally has a fluorophore attached thereto; and
a bead having a protein attached thereto, the protein is configured to bind with the bound analyte;and further wherein the free analyte from the test sample binds with the antibody in the first fluid subsequent to the test sample being added to the first fluid;applying a centrifugal force to the chamber, wherein the bead transfers from the first fluid to the second fluid upon the centrifugal force being applied to the chamber;
irradiating the second fluid with light energy, wherein the fluorophore, when present in the second fluid, fluoresces upon being irradiated with the light energy; and
quantifying an amount of the free analyte in the second fluid based upon a magnitude of fluorescence at the second fluid, wherein the quantification is based upon a threshold value.

US Pat. No. 10,969,397

TEST STRIPS FOR DETERMINING COAGULATION FACTOR ACTIVITIES

CGT ENTERPRISES, LLC, La...

1. A cartridge comprising:(a) a sample inlet port configured to receive a blood sample;
(b) a first compartment configured to receive at least a portion of said blood sample from said sample inlet port, wherein said first compartment contains a depleted plasma that is depleted of a coagulation factor; and
(c) a second compartment that contains a calcium source, wherein said first compartment is in fluidic communication with said second compartment and is configured to receive at least a portion of said calcium source from said second compartment.

US Pat. No. 10,969,395

EPIDERMAL MICROFLUIDIC SENSOR FOR SWEAT COLLECTION AND ANALYSIS FROM AQUATIC ATHLETES

NORTHWESTERN UNIVERSITY, ...

1. An epidermal microfluidic system for use in a wet environment, the system comprising:a flexible substrate;
a microfluidic inlet conduit network at least partially embedded in or supported by the flexible substrate;
a biofluid inlet fluidically connected to the microfluidic inlet conduit network to provide a biofluid from a skin surface to the microfluidic inlet conduit during use;
a microfluidic outlet conduit network fluidically connected to the microfluidic inlet conduit network and configured to relieve gas back pressure from the microfluidic inlet conduit network and sized to maintain liquid integrity of the system from the wet environment during use, wherein the microfluidic outlet conduit network comprises a biofluid outlet having a characteristic dimension selected to prevent liquid backfilling from the surrounding wet environment;
at least one colorimetric sensor;
a capping layer formed to cover a skin-facing surface of the flexible substrate and comprising a first auxiliary inlet aligned with the biofluid inlet, or formed to cover an outer-facing surface of the flexible substrate; and
an adhesive layer comprising a second auxiliary inlet fluidically aligned with the biofluid inlet,
wherein when the capping layer is formed to cover the outer-facing surface of the flexible substrate, the flexible substrate is positioned between the adhesive layer and the capping layer and the microfluidic inlet conduit network is embedded in the capping layer; and when the capping layer is formed to cover the skin-facing surface of the flexible substrate, the adhesive layer is positioned on at least a portion of an exposed surface of the capping layer.

US Pat. No. 10,969,387

COMPOUNDS, COMPLEXES, AND METHODS USEFUL FOR DETECTING AND/OR TREATING BACTERIAL PATHOGENS

Regents of the University...

1. A compound of formula I, II or III:
wherein:
each X independently represents H and the vicinal Y represents H or -L-B; or each Y independently represents H and the vicinal X represents H or -L-B;
each Z independently represents H or -L-B;
each L independently represents an organic linking group;
each B independently represents —OR, —NR2, —SR, —C(O)OR, —C(O)NR2, —S(O)R, or —SO2R;
each R independently represents H or an organic group;
each b is independently 0 or 1;
each c is independently 0 or 1; and
x=0 to 3;
with the proviso that at least one of X, Y, or Z is present and represents -L-B; and
wherein at least one R is an organic group, said organic group comprising a group selected from the group consisting of a dye, a Lanthanide complex, a magnetic resonance imaging (MM) contrast agent, a positron emission tomography (PET) agent, a gold nanoparticle, a silver nanoparticle, a quantum dot, an antibiotic or an antibacterial drug, an antimicrobial peptide, a polymer, a dendrimer, an ionophore, and combinations thereof.

US Pat. No. 10,969,385

ROTORS FOR IMMUNOASSAYS

ZOETIS SERVICES LLC, Par...

1. A method for detecting an analyte in a sample comprising(i) adding the sample to a sample port of a device, the device comprising the sample port and a surface, wherein the surface comprises a single channel in fluid communication with the sample port and a circular flow path at the peripheral edge of the surface, wherein the sample port and/or the channel comprises a conjugate comprising a binding partner that can specifically bind to the analyte, and wherein the circular flow path comprises an immobilized capture ligand capable of binding an analyte-conjugate complex;
(ii) spinning the surface and the sample port about a fixed axis to generate a centrifugal force, wherein the centrifugal force causes the sample added to the sample port to flow through the channel and come into fluid contact with the capture ligand; and
(iii) detecting the binding of the analyte in the sample to the capture ligand.

US Pat. No. 10,969,383

BIOMIMETIC INTERFACE DEVICE AND METHODS OF USING THE SAME

1. A physiologically-relevant apparatus comprising:at least one cassette;
wherein each cassette includes a spun elastomer scaffold located within a channel separating two chambers, wherein the spun elastomer scaffold, the channel and the two chambers are sealed within the cassette;
wherein each chamber in each cassette includes a port and nozzle configured to connect each chamber to tubing;
wherein the tubing is connected to a pump;
wherein the pump is configured to flow fluid in a circuit through the tubing and each cassette;
wherein the spun elastomer scaffold includes a plurality of holes formed therethrough configured for allowing self-riveting the spun elastomer scaffold between the two chambers; and
wherein each hole of the plurality of holes serves to hold the spun elastomer scaffold in place between the two chambers.

US Pat. No. 10,969,382

SYSTEMS AND METHODS FOR ASSESSING DATA COLLECTED FROM AN ELECTRICALLY ACTIVE CELL CULTURE

AXION BIOSYSTEMS, INC., ...

1. An electrophysiology culture system, comprising:a sensor configured to record a physiological signal from an electrically active cell culture; and
an analyzer having a processor and a memory, the memory having computer-readable instructions stored thereon, wherein the processor is communicatively coupled with the sensor, the processor being configured to execute the computer-readable instructions that cause the processor to:
receive the physiological signal recorded by the sensor,
for each of at least two collections of beats, analyze the physiological signal to determine a respective beat period associated with the electrically active cell culture and identify one or more beats exhibiting a pro-arrhythmic indicator, wherein each of the at least two collections of beats has a distinct beat period, and wherein each of the at least two collections of beats is recorded from the electrically active cell culture under a same treatment condition, the same treatment condition being defined by at least a type and concentration of a pharmaceutical compound and an exposure time to the pharmaceutical compound, and
determine a quantitative measure of arrhythmia burden using the respective beat period associated with the electrically active cell culture and the one or more beats exhibiting the pro-arrhythmic indicator for each of the at least two collections of beats.

US Pat. No. 10,969,381

METHODS FOR TREATING MULTIPLE MYELOMA AND THE USE OF COMPANION BIOMARKERS FOR 4-(4-(4-(((2-(2,6-DIOXOPIPERIDIN-3-YL)-1-OXOISOINDOLIN-4-YL)OXY)METHYL)BENZYL)PIPERAZIN-1-YL)-3-FLUOROBENZONITRILE

Celgene Corporation, Sum...

1. A method of identifying a subject having cancer who is likely to be responsive to a treatment compound, predicting responsiveness of a subject having or suspected of having cancer to a treatment compound, or monitoring efficacy of a treatment compound in treating cancer in a subject, the method comprising:(a) obtaining a sample from the subject;
(b) determining a level of a biomarker in a sample; and
(c) diagnosing the subject as being likely to be responsive to the treatment compound or responsive to the treatment compound if the level of the biomarker in the sample is greater than or equal to a reference level of the biomarker;
wherein the treatment compound is Compound 2:

or a tautomer, isotopolog, or pharmaceutically acceptable salt thereof; and
wherein the biomarker is cereblon (CRBN); and wherein the cancer is multiple myeloma (MM) and wherein the MM is relapsed, refractory, or resistant to conventional therapy.

US Pat. No. 10,969,379

NANOPOROUS BIOELECTROCHEMICAL SENSORS FOR MEASURING REDOX POTENTIAL IN BIOLOGICAL SAMPLES

THE REGENTS OF THE UNIVER...

1. A bioelectrochemical sensor, comprising:a first electrode including a nanoporous precious metal, the nanoporous precious metal of the first electrode being nanoporous gold, the first electrode including
a plurality of gold coated strips;
an etched gold leaf disposed over a surface of the plurality of gold coated strips;
a strip of TEFLON tape disposed over the etched gold leaf, the TEFLON tape having a hole therethrough positioned over the etched gold leaf;
a reference electrode, the reference electrode being a silver/silver chloride electrode; and
a counter electrode, the counter electrode being platinum.

US Pat. No. 10,969,378

STRIP EJECTION APPARATUS FOR BLOOD GLUCOSE METER

I-SENS, INC., Seoul (KR)...

1. A strip unloading device for a blood glucose meter, disposed in the blood glucose meter to unload a test strip loaded therein, the strip unloading device comprising:a housing having a storage space therein and having on one side thereof a strip insert into which the test strip is inserted;
a plurality of contact pins disposed in the housing to contact upper and lower surfaces of the test strip loaded into the strip insert; and
an unloader block disposed in the housing below the contact pins to linearly move towards or away from the strip insert and having a central unloading protrusion to be engaged with the test strip loaded into the strip insert so as to eject the test strip in the process of moving towards the strip insert, wherein the contact pins are disposed on opposite sides of the unloader block in a width direction thereof relative to the unloading protrusion,
wherein guide protrusions are provided on upper and lower surfaces of the unloader block to extend out through the housing so as to be engaged with a strip unloader disposed on the blood glucose meter, and the housing has a guide hole to guide a movement path of one of the guide protrusions moving along with the unloader block, and
wherein at least two the guide protrusions are respectively provided on opposite sides of the upper surface of the unloader block in the width direction, and the one of the guide protrusions is provided at the center of the lower surface of the unloader block with respect to the width direction.

US Pat. No. 10,969,377

BIOPOLYMER ANALYSIS DEVICE AND BIOPOLYMER ANALYSIS METHOD

HITACHI, LTD., Tokyo (JP...

1. A biopolymer analysis apparatus comprising:a thin film,
a first solution associated with a first surface of the thin film,
a second solution associated with a second surface of the thin film,
a flow path having a valve, the valve connecting the first solution and the second solution,
a control unit that controls the flow path and an applied voltage across the thin film,
a biopolymer inlet from which a biopolymer is introduced to at least one of the first solution or the second solution,
a first electrode provided in the first solution,
a second electrode provided in the second solution, and
an ammeter connected to the first solution and the second solution, while the first solution and the second solution are connected through the flow path, that measures a current flowing between the first electrode and the second electrode when the biopolymer passes through a hole in the thin film between the first solution and the second solution,
wherein the control unit is programmed with instructions to maintain the valve in an open or a closed state, wherein the control unit is programmed to:
during a time when the biopolymer is introduced from the biopolymer inlet, maintain the valve in the open state, and
during a time when the current that flows when the biopolymer passes through the hole in the thin film is measured, maintain the valve in the closed state.

US Pat. No. 10,969,376

ELECTRICAL STIMULATION AND MONITORING DEVICE

MURATA INTEGRATED PASSIVE...

1. A device comprising:a substrate of a first conduction type and that includes a plurality of wells of a second conduction type with each well forming a respective embedded diode at a boundary between the respective well and a bulk portion of the substrate;
a plurality of capacitor structures each disposed within a respective well of the plurality wells and having a first electrode, a second electrode, and a layer of an electrically insulating material, the first electrode being formed by the respective well in which the capacitor structure is disposed, and the layer of insulating material being disposed between the first and second electrodes; and
a plurality of stimulation or sensing electrodes that are each connected to a respective first electrode of a respective capacitor structure of the plurality of capacitor structures.

US Pat. No. 10,969,375

MONITORING LUBRICANT IN HYDRAULIC FRACTURING PUMP SYSTEM

S.P.M. Flow Control, Inc....

1. A monitoring apparatus adapted to monitor a hydraulic fracturing pump system comprising a reciprocating pump assembly whereby a crankshaft is configured to be rotated via a transmission attached to an engine, to drive the reciprocating pump assembly, the monitoring apparatus comprising:a gateway, comprising one or more processors and a non-transitory computer readable medium operably coupled thereto;
a crankshaft rotation sensor configured to be in communication with the gateway; and an element configured to rotate along with the crankshaft and defining first and second outer-diameter transition regions;
wherein the crankshaft rotation sensor is configured to count a number of times the crankshaft rotates;
wherein the crankshaft rotation sensor comprises a proximity sensor, the proximity sensor comprising a distal end configured to be proximate the element when the element rotates along with the crankshaft;
wherein the first and second outer-diameter transition regions are circumferentially spaced;
wherein the proximity sensor is configured to detect each of the two outer-diameter transition regions as it rotates past the distal end of the proximity sensor; and
wherein the first and second outer-diameter transition regions are circumferentially spaced by about 180 degrees.

US Pat. No. 10,969,374

DEVICE AND METHOD FOR LABORATORY ICE JAM AND ICE DAM RADAR MEASUREMENT TESTS

CHINA INSTITUTE OF WATER ...

1. A device for laboratory ice jam and ice dam radar measurement tests, comprising: a non-metal water tank and a truss spanning a top of the water tank, wherein the truss is connected with a radar plate parallel to a surface of water through a lifting mechanism, a measuring radar is provided on the radar plate, a permeable measuring barrel soaked in the water is provided below the radar plate, a barrel bottom of the permeable measuring barrel is a permeable plate capable of rising and falling, and model ice blocks are provided in the permeable measuring barrel; a handle capable of shaking the truss upwards, downwards, leftwards and rightwards is provided on the truss.

US Pat. No. 10,969,373

SYSTEM AND METHOD FOR WIRELESS PORTABLE GAS DETECTING AND COMMUNICATION

HONEYWELL INTERNATIONAL I...

1. A communication system comprising:one or more low cost sensor unit (LCSU) configured to detect one or more characteristics of a work environment;
one or more portable gas detector configured to be carried by a worker in the work environment, and comprising at least one sensor element, a display, and a wireless communication module, wherein the one or more portable gas detector is further configured to determine one or more target gases;
one or more mobile device to be carried by the worker in the work environment, and comprising a display and a wireless communication module;
wherein at least one of the one or more portable gas detector and the one or more mobile device is configured to:
establish a connection with the one or more low cost sensor unit via the wireless communication module;
display the one or more low cost sensor unit on a user interface;
receive a user input to select the one or more low cost sensor unit via the user interface, wherein, along with the determination of the one or more target gases, the selected one or more low cost sensor unit is adaptable to determine one or more supplementary target gases;
receive sensed data from the one or more low cost sensor unit, process the received sensed data, and display the sensed data indicative of current or saved target gas concentration readings of the one or more low cost sensor unit when the sensed data indicates a level of the one or more target gases or a level of the one or more supplementary target gases above a threshold value;
generate alarms when the sensed data indicates the level of the one or more target gases or the level of the one or more supplementary target gases is above the threshold value, and
wherein upon generating the alarms, only low cost sensors are displayed that are in range and that have exceeded a threshold value, and receiving a user input to select one of the displayed low cost sensors in order to display specific gas levels.

US Pat. No. 10,969,372

GAS SENSOR

NGK SPARK PLUG CO., LTD.,...

1. A gas sensor comprising:a sensing element that extends in an axial line direction, the sensing element including a detecting portion at a front end of the sensing element;
a metal shell that is tubular, the metal shell surrounding the sensing element such that the detecting portion projects from a front end of the metal shell; and
a protector made of metal, the protector fixed to the metal shell and containing the detecting portion,
wherein a coefficient of thermal expansion of a material of the protector at 800 degrees Celsius is higher than a coefficient of thermal expansion of a material of the metal shell at 800 degrees Celsius,
wherein a back end portion of the protector is joined to an outer surface of the metal shell to form a joined portion having a cross section in which a minimum distance t1 between the outer surface of the metal shell and an outer surface of the protector and a minimum distance t2 between the outer surface of the metal shell and an inner surface of the metal shell satisfy 0.6?(t1/t2)?2.0, and
wherein a part of the detecting portion of the sensing element is surrounded by the inner surface of the metal shell.

US Pat. No. 10,969,371

PHOTOIONIZATION DETECTOR AUTOMATED ZERO LEVEL CALIBRATION

Honeywell International I...

8. A photoionization detector system, comprising:a lamp driver communicatively coupled to an ultraviolet lamp and configured to turn the ultraviolet lamp on and off in response to a control input;
a controller that is communicatively coupled to an output signal of a detector electrode and to the control input of the lamp driver; and
a zero calibration application, executed by the controller, configured to:
turn off the ultraviolet lamp of the photoionization detector system during a zero calibration procedure wherein the zero calibration application is stored in a memory of the photoionization detector system,
process a first output signal of the detector electrode to determine a zero level of the photoionization detector system,
store the zero level in the photoionization detector system, wherein the stored zero level is based on an ambient temperature,
sample a second output signal of the detector electrode; and
compare the sampled second output signal with the stored zero level to determine if a threshold concentration of a gas is present.

US Pat. No. 10,969,370

MEASURING SEMICONDUCTOR DOPING USING CONSTANT SURFACE POTENTIAL CORONA CHARGING

SEMILAB Semiconductor Phy...

1. A method of characterizing a semiconductor sample, the method comprising:(i) measuring an initial value of a surface potential at a region of the semiconductor sample;
(ii) applying a bias voltage to the semiconductor sample via a voltage source electrically coupled to a surface of the semiconductor sample so that the semiconductor sample has a target surface potential value of two volts or less;
(iii) depositing a dose of corona charge on the region of the surface while applying the bias voltage to the semiconductor sample, wherein the amount of corona charge is monitored during the deposition;
(iv) measuring a further value of the surface potential at the region after depositing the dose of corona charge and removing the bias voltage from the semiconductor sample;
(v) determining an incremental value of surface potential equal to a difference between the values of the surface potential, without the bias voltage applied to the semiconductor sample, measured before and after depositing the dose of corona charge;
(vi) determining a surface space charge capacitance value of the semiconductor sample equal to a ratio of the dose of corona charge to the incremental value of the surface potential;
(vii) repeating steps (ii) through (vi) k times to provide k corona charge values, k incremental values of surface potential, and k surface space charge capacitance values, wherein k is an integer greater than 1 and sufficient to achieve a target doping monitoring depth of the semiconductor sample; and
(viii) characterizing the semiconductor sample based on the initial value of the surface potential, the k further values of the surface potential, the k corona charge doses, the k incremental values of the surface potential, and the k surface space charge capacitance values.

US Pat. No. 10,969,369

CAPILLARY TUBE CONNECTION

Dionex Softron GmbH, Ger...

1. A plug for connecting capillaries comprising:(a) at least one capillary tube comprising at least one first inner diameter and an open end section;
(b) at least one sealing comprising at least one second inner diameter;
(c) the sealing including a first end section and a generally convex shape adapted to seal the open end section of the capillary tube when connected;
(d) at least one pressure piece adapted to exert at least axial pressure and/or force to at least a part of the sealing towards a second end section of the sealing oriented opposite to the first end section of the sealing, the pressure piece including an aperture;
(e) wherein the pressure piece is adapted to host at least the first end section of the sealing in the aperture, wherein the first end section of the sealing is in abutment with the open end section of the capillary tube so that the first inner diameter of the capillary tube and the second inner diameter of the sealing are aligned; and
(f) wherein the pressure piece is crimped onto the capillary tube.

US Pat. No. 10,969,368

LIQUID CHROMATOGRAPH

Shimadzu Corporation, Ky...

1. A liquid chromatograph comprising:a first dimension analysis unit including a mobile phase liquid delivery unit configured to deliver a liquid mixture of plural kinds of solvents as a mobile phase while changing its composition and an analytical column configured to separate a sample injected into a flow path through which the mobile phase flows into components;
a controller comprising a diluent determination unit configured to determine a composition and a flow rate of a diluent for diluting an eluent flowing out of the first dimension analysis unit based on a composition of the eluent;
a trap column configured to trap sample components in the eluent flowing out of the first dimension analysis unit; and
a diluent liquid delivery unit configured to deliver the diluent of a composition determined by the diluent determination unit at a flow rate determined by the diluent determination unit so as to deliver the eluent flowing out of the first dimension analysis unit to the trap column while diluting the eluent;
wherein the first dimension analysis unit includes a detector for detecting separated components; and
wherein the diluent determination unit is configured to specify a component of the eluent based on a gradient program of the mobile phase liquid delivery unit of the first dimension analysis unit and a retention time of a peak of a detection signal of the detector and determine the composition and flow rate of the diluent according to the composition of the eluent.

US Pat. No. 10,969,367

AUTOMATED ULTRASONIC INSPECTION OF ELONGATED COMPOSITE MEMBERS USING SINGLE-PASS ROBOTIC SYSTEM

The Boeing Company, Chic...

1. An apparatus comprising:a tool frame assembly comprising first and second guide shafts oriented parallel to a Z axis of the tool frame assembly;
first and second bearing block assemblies slidably coupled to the first and second guide shafts respectively and comprising first and second pivots respectively, the first and second pivots being rotatable about first and second axes of rotation which are parallel to an X axis perpendicular to the Z axis; and
a first frame assembly comprising first and second rotatable shafts which are coaxial with a third axis of rotation perpendicular to the X axis, the first and second rotatable shafts being rotatably and translatably coupled to the first and second pivots respectively for rotation about and translation along the third axis of rotation.

US Pat. No. 10,969,366

MAGNETIZERS FOR PIGGING TOOLS INCLUDING A CUSHION

Novitech Inc., Denver, C...

1. A magnetizer cushion, comprising:a support member, the support member including:
a forward-facing surface having a substantially circular cross section and an outer periphery;
a central-shaft hole extending axially through the support member centered on approximately the center of the support member;
at least one inner hole extending axially through the support member and located radially outward from the central-shaft hole and radially inward from the periphery;
wherein the central-shaft hole is configured to receive a central shaft therethrough; and
wherein the support member is configured to temporarily compress at least partially radially inwardly when at least a portion of the periphery experiences a compressive force.

US Pat. No. 10,969,365

NANOPORE ANALYSIS OF GLYCOSAMINOGLYCAN COMPOSITIONS

WAKE FOREST UNIVERSITY HE...

1. A method of biomolecular analysis comprising:providing a mixture comprising glycosaminoglycans and proteins;
contacting the mixture with a membrane comprising at least one nanopore;
applying an electric field across the nanopore;
recording data of biomolecular translocation events through the nanopore; and
deriving glycosaminoglycan-protein interactions from the data, wherein the glycosaminoglycan-protein interactions include glycosaminoglycan-protein binding.

US Pat. No. 10,969,364

INNOVATIVE NANOPORE SEQUENCING TECHNOLOGY INCLUDING A SELF-ASSEMBLED POROUS MEMBRANE

STC.UNM, Albuquerque, NM...

1. A device for the manipulation of a target long chain molecule comprising:a nanochannel having:
a porous roof comprising an array of stacked nanoparticles that create a multiplicity of tortuous nanoporous fluidic pathways through the porous roof extending from an interior of the nanochannel to an exterior top of the porous roof of the nanochannel;
a mesoporous silica network on top of the roof; and
an electromagnetic field enhancing structure comprising a metal film arranged on a surface of the porous roof with holes that are aligned with and on a scale of a tortuous nanopore fluidic pathway amongst the multiplicity of tortuous nanoporous fluidic pathways extending from the interior of the nanochannel to the exterior top of the porous roof of the nanochannel and configured to enhance optical detection of individual sub-units of the target long chain molecule.

US Pat. No. 10,969,363

GAS SENSOR

NGK INSULATORS, LTD., Na...

1. A limiting current type gas sensor capable of specifying a concentration of NOx in a measurement gas, comprisinga sensor element formed of an oxygen ion conductive solid electrolyte, wherein said sensor element includes:
a gas inlet into which a measurement gas is introduced from an outer space;
a first inner space communicated with said gas inlet under a predetermined diffusion resistance;
a second inner space communicated with said first inner space under a predetermined diffusion resistance;
a main pump cell which is an electrochemical pump cell constituted by an inner pump electrode provided to face said first inner space, an external pump electrode provided on a surface of said sensor element, and said solid electrolyte located between said inner pump electrode and said external pump electrode;
a measurement electrode provided to face said second inner space and covered with a porous protection film providing a predetermined diffusion resistance, said measurement electrode functioning as a reduction catalyst for NOx;
an atmospheric air introduction layer into which atmospheric air is introduced from outside of said sensor element as a reference gas;
a reference electrode covered with said atmospheric air introduction layer; and
a measurement pump cell which is an electrochemical pump cell constituted by said measurement electrode, said external pump electrode, and said solid electrolyte located between said measurement electrode and said external pump electrode; and
a controller which receives signals corresponding to a magnitude of an NOx current flowing between said measurement electrode and said external pump electrode in said measurement pump cell and specifies a concentration of said NOx based on the magnitude of the NOx current, wherein
said main pump cell is configured and disposed to pump out oxygen in said first inner space when a predetermined main pump voltage is applied between said inner pump electrode and said external pump electrode, and pumps out oxygen in said measurement gas introduced into said first inner space to lower oxygen partial pressure of said measurement gas in said first inner space,
said measurement pump cell is configured and disposed to pump out oxygen near said measurement electrode when a predetermined pump voltage is applied between said inner pump electrode and said external pump electrode, and pumps out oxygen generated by a reduction of NOx in said measurement gas reaching near said measurement electrode in said measurement electrode,
said inner pump electrode is a cermet electrode formed of Pt and ZrO2 and does not contain Au,
said inner pump electrode has a porosity ranging from 1% to 5% and a thickness ranging from 5 ?pm to 20 ?m,
an electrical resistance of said main pump cell is equal to or smaller than 150?, and
a diffusion resistance from said gas inlet to said inner pump electrode is equal to or larger than 200 cm?1 and equal to or smaller than 1000 cm?1.

US Pat. No. 10,969,362

PARTICULAR-GAS CONCENTRATION-MEASURING APPARATUS AND PARTICULAR-GAS CONCENTRATION MEASURING SYSTEM

NGK INSULATORS, LTD., Na...

1. A particular-gas concentration-measuring apparatus that measures a particular gas concentration with a sensor element that includes a mixed potential cell, the mixed potential cell including a solid electrolyte body, a sensing electrode disposed on the solid electrolyte body, and a reference electrode disposed on the solid electrolyte body, the particular gas concentration being a concentration of a particular gas in a measurement-object gas, the particular gas being selected from ammonia and a combustible gas, the particular-gas concentration-measuring apparatus comprising:an electromotive-force acquisition unit that acquires an electromotive force of the mixed potential cell which is generated where the sensing electrode is exposed to the measurement-object gas;
an oxygen-concentration acquisition unit that acquires an oxygen concentration in the measurement-object gas;
a memory unit that stores a measurement correspondence and reference electromotive force information, the measurement correspondence being a correspondence among the particular gas concentration, the oxygen concentration, and the electromotive force, the reference electromotive force information concerning a reference electromotive force that is the electromotive force generated under a condition where the sensing electrode is exposed to a gas that does not include ammonia or a combustible gas; and
a particular-gas concentration derivation unit that executes a concentration derivation processing in which the particular gas concentration corresponding to the electromotive force and the oxygen concentration is derived on the basis of the measurement correspondence,
the particular-gas concentration derivation unit causing, at a correction-value derivation time, the electromotive-force acquisition unit to acquire the electromotive force and deriving a correction value compensating for a difference between a correction-value derivation electromotive force that is the electromotive force and the reference electromotive force based on the reference electromotive force information, the correction-value derivation time being time during which the sensing electrode is exposed to a correction-value derivation gas, the correction-value derivation gas being the measurement-object gas that is under the condition where neither ammonia nor a combustible gas is assumed to be included,
the particular-gas concentration derivation unit deriving, in the concentration derivation processing executed subsequent to the correction-value derivation time, the particular gas concentration using a corrected electromotive force determined by correcting the electromotive force with the correction value.

US Pat. No. 10,969,361

ELECTROCHEMICAL GAS SENSOR, LIQUID ELECTROLYTE AND USE OF A LIQUID ELECTROLYTE IN AN ELECTROCHEMICAL GAS SENSOR

1. A liquid electrolyte for an electrochemical gas sensor comprising a housing, a working electrode, a counterelectrode, a reference electrode, wherein the housing has an electrolyte reservoir, a gas inlet opening and at least one gas outlet opening, a liquid electrolyte in the electrolyte reservoir and a counterelectrode carrier, the counterelectrode being suspended on the counterelectrode carrier such that the counterelectrode is suspended in the electrolyte reservoir and the electrolyte flows around the counterelectrode on all sides, wherein the electrolyte contains at least one conductive salt, a solvent and an organic mediator, wherein the electrolyte contains, furthermore, a buffer, said buffer being a compound according toR?—(CR2R3)n—SO3H,  Formula I
in which one of:
n=1, 2, 3, 4 or 5, preferably n=2 or n=3, wherein R2 and R3 are selected, independently from one another, from among H, NH and OH, and wherein R? is selected from the group containing piperazinyl, substituted piperazinyl, N-morpholino, cycloalkyl, tris-(hydroxyalkyl)alkyl; and
n=2 or n=3, wherein all R2 and R3 are selected, independently from one another, from among H, NH and OH, and wherein R? is selected from the group containing [4-(2-hydroxyethyl)-1]-piperazinyl, (N-morpholino)-, N-cyclohexyl-, tris-(hydroxymethyl)methyl, wherein the conductive salt contains an ionic liquid and wherein the solvent is selected from among water, propylene carbonate, ethylene carbonate or mixtures thereof.

US Pat. No. 10,969,360

SOLID STATE ELECTRODES AND SENSORS HAVING REDOX ACTIVE SURFACE AREAS

1. An analyte sensing device, comprising:an analyte sensor comprising one or more solid-state electrodes, each electrode having a redox active surface area (RASA), the RASA comprising at least one of an analyte sensitive material (ASM) and an analyte insensitive material (AIM) incorporated into a cross-linked hydrogel matrix material that is non-covalently attached to the RASA, the one or more solid-state electrodes having a physical parameter selected from the group consisting of: i) an exposed surface area of the RASA of from 3 mm2 to 15 mm2, from 8 mm2 to 75 mm2, or from 100 mm2 to 400 mm2; and ii) a thickness of the cross-linked hydrogel matrix material of from approximately 0.06 mm to approximately 0.25 mm,
wherein the physical parameter is configured to generate an output signal within a range of 5 ?A to 400 ?A when a current density of the solid-state electrode is from approximately 1.0 A/m2 to no greater than 20.0 A/m2, and
wherein the analyte sensor comprises a working electrode mounted to a top surface of a sensor tip, and an indicator electrode mounted to a bottom surface of the sensor tip, said top and bottom surfaces comprising opposing, flattened surfaces of the sensor tip, and further comprising a reference electrode comprising a distal surface of the sensor tip.

US Pat. No. 10,969,359

PLANAR ELECTRODE ARRAYS AND FABRICATION METHODS THEREOF

1. A method of fabricating an electrode array, the method comprising:(i) providing a plurality of electrodes and a plurality of bond pads disposed on a top surface of a handle wafer, wherein the handle wafer further comprises a dielectric layer configured to isolate the plurality of electrodes and the plurality of bond pads;
(ii) depositing a first metal to form a connector, wherein the connector is configured to form an electrical connection between at least one of the plurality of electrodes and at least one of the plurality of bond pads;
(iii) depositing a bonding layer on at least a portion of a top surface of the dielectric layer;
(iv) adhering a device wafer to a top surface of the bonding layer; and
(v) removing the handle wafer, thereby forming a planar device,
wherein the planar device comprises the device wafer, the bonding layer disposed on a surface of the device wafer, and an electrode array disposed within the dielectric layer, and
wherein the electrode array comprises the at least one of the plurality of electrodes, the at least one of the plurality of bond pads, and the connector configured to form the electrical connection between the at least one of the plurality of electrodes and the at least one of the plurality of bond pads.

US Pat. No. 10,969,358

METHOD FOR CORRECTING CREA SENSOR FOR CALCIUM INHIBITION

1. A method of calibrating a device for measuring concentration of creatine and/or creatinine in a sample including one or more enzyme modulators, the method comprising:providing a device for measuring concentration of creatine and/or creatinine in a sample, wherein the device comprises an enzyme layer;
aspirating an earlier sample in the device and estimating a first concentration of an enzyme modulator remaining in the enzyme layer;
providing one or more calibration solutions;
determining a sensitivity of the device for each of the one or more calibration solutions;
determining a degree of modulation for the sample to be measured;
determining a degree of modulation for each of the one or more calibration solutions;
wherein said determining a degree of modulation for each of the one or more calibration solutions comprises estimating a second concentration of the enzyme modulator in the enzyme layer of the device corrected by said first concentration;
wherein the one or more enzyme modulators comprise Ca2+, Mg2+, and salts thereof; and
calculating the sensitivity of the device for the sample, wherein said calculating comprises adjusting the sensitivity of the device for each of the one or more calibration solutions by a factor comprising the determined degree of modulation of the sample and the one or more calibration solutions.

US Pat. No. 10,969,357

METHOD OF ENHANCING JUDGMENT OF GAS DETECTOR

Jing-Cheng Wei, Minxiong...

1. A method of enhancing judgment of a gas detector comprising:dividing a voltage difference between an output signal voltage and an environmental detection voltage of the gas detector into several parts,
wherein each of multiple detecting processes of the gas detector is captured by a microprocessor at an environmental detection voltage ten times in each microsecond, and a predetermined detection time interval of each detecting process is 10 seconds,
wherein when a determination is made that the environmental detection voltage has changed linearly, the predetermined detection time interval of each detecting process is shortened to 1/10 second, and the multiple detecting processes of the gas detector continue to be captured by the microprocessor at the environmental detection voltage for ten times in each microsecond at the shortened detection time interval of each detection process of 1/10 second, and
after a determination is made that three successive detection processes have changed linearly, a warning device is started,
otherwise, the microprocessor compensates the output signal voltage and recovers the predetermined detection time interval when the environmental detection voltage changes to maintain the voltage difference at a certain value.

US Pat. No. 10,969,356

METHODS FOR MEASURING REAL-TIME DEW-POINT VALUE AND TOTAL MOISTURE CONTENT OF MATERIAL TO BE MOLDED OR EXTRUDED

MachineSense, LLC, Balti...

1. A method for measuring real-time dew-point value of a granular resin material and determining total moisture content of said material in the course of drying said material preparatory to molding or extruding said material into finished plastic parts comprising:a) acquiring data from temperature and dew-point sensors positioned at in a sole drying air outlet of a hopper having said material therein;
b) transmitting the acquired data, using a programmable logic controller, a relay, or a wireless sensor network, to a server;
c) estimating initial moisture content of said material before the drying process begins by executing the
algorithm where k is an experience-based correction factor, Dair is the measured initial density of air, MP is the total mass of material in the hopper, “DP” is initial dew-point of air in the hopper, and “t” is time;d) continuously estimating moisture content of said material during the drying process;
e) measuring a dew-point by determining an inflection point of moisture content for said material by:
i) executing the algorithm
when the values are as noted above in limitation “c”;ii) continuously calculating the first dew-point using the equation in limitation “i”; and
iii) establishing an inflection point when the algebraic sign of the first derivative of the algorithm in limitation “i” changes;
f) determining the total moisture content of said material after determining said inflection point by:
i) weighing the material in the hopper and using the algorithm U(t)=k?0t DP(t?)*DAir(t?)*F(t?)dt? subtracting therefrom the mass of water vapor forced from the material;
ii) measuring the weight of material remaining in the hopper; and
iii) dividing the measured weight of material by the water vapor mass found in step (c) minus the water vapor forced from the material.

US Pat. No. 10,969,355

MEASURING DEVICE FOR COEFFICIENT OF THERMAL EXPANSION AND MEASUREMENT METHOD FOR COEFFICIENT OF THERMAL EXPANSION

MITUTOYO CORPORATION, Ka...

1. A coefficient-of-thermal-expansion measuring device comprising:a temperature detector configured to detect a temperature of an object;
an optical interferometer configured to measure a length of the object using a single-wavelength light;
an actual data acquiring unit configured to: sequentially change the temperature of the object to temperatures Ti in a range of i=1 to k; and acquire actual data Li of the length of the object measured by the optical interferometer at each of the temperatures Ti;
a data set generating unit configured to: generate a plurality of pieces of verification data Di for the actual data Li at each of the temperatures Ti by setting an order of interference within a predetermined range; select one of the pieces of verification data Di at each of the temperatures Ti in the range of i=1 to k; and generate a plurality of data sets each comprising the selected piece of verification data Di at each of the temperatures Ti, the plurality of data sets having different combinations of selection of the pieces of verification data Di;
a judging unit configured to: calculate a linear approximation function based on each of the plurality of data sets; and judge, using an evaluation index value based on respective differences of the pieces of verification data Di in each of the data sets from the linear approximation function, applicability of each of the data sets; and
a coefficient-of-thermal-expansion calculator configured to calculate a coefficient of thermal expansion based on each of the plurality of data sets.

US Pat. No. 10,969,354

METHOD OF ANALYZING AN ENVIRONMENTAL SAMPLE

1. A method of analyzing a sample using multi-element scanning thermal analysis, the method comprising the steps of:heating the sample within a sample compartment furnace;
disposing a carrier gas through the sample compartment furnace to a combustion furnace, thereby carrying volatile from the sample compartment furnace during heating of the sample to the combustion furnace, such that one or more elements within the sample are oxidized;
quantifying the one or more elements using a chemiluminescent detector;
utilizing a multi-channel data logger to record real-time signals from the chemiluminescent detector and real-time sample temperature;
displaying peak information within a thermogram indicating the presence of the one or more elements within the sample, wherein the thermogram is quantitatively related to a distillation property of the one of more elements; and
continuously scanning the sample using the multi-channel data logger in a temperature range from ambient to about 700° C.,
whereby multi-element scanning thermal analysis determines the one or more elements within the sample.

US Pat. No. 10,969,353

DETERMINING PERMEABILITY OF POROUS MEDIA BASED ON NUCLEAR MAGNETIC RESONANCE MEASUREMENT

Saudi Arabian Oil Company...

1. A non-transitory computer-readable medium storing instructions which, when executed, cause a computer system to perform operations comprising:obtaining a first set of Nuclear Magnetic Resonance (NMR) relaxation times for a rock sample saturated with regular water (H2O);
obtaining a second set of NMR relaxation times for the rock sample after the rock sample is injected with heavy water (D2O);
calculating a pore connectivity factor based on the first set of NMR relaxation times and the second set of NMR relaxation times; and
calculating a permeability of the rock sample based on the pore connectivity factor.

US Pat. No. 10,969,352

DETERMINING PERMEABILITY OF POROUS MEDIA BASED ON NUCLEAR MAGNETIC RESONANCE MEASUREMENT

Saudi Arabian Oil Company...

1. A system, comprising:a nuclear magnetic resonance (NMR) instrument configured to:
measure a first set of Nuclear Magnetic Resonance (NMR) relaxation times for a rock sample saturated with regular water (H2O); and
measure a second set of NMR relaxation times for the rock sample after the rock sample is injected with heavy water (D2O); and
a computer system connected to the NMR instrument, wherein the computer system comprises:
at least one hardware processor; and
a non-transitory computer-readable storage medium coupled to the at least one hardware processor and storing programming instructions for execution by the at least one hardware processor, wherein the programming instructions, when executed, cause the at least one hardware processor to perform operations comprising:
calculating a pore connectivity factor based on the first set of NMR relaxation times and the second set of NMR relaxation times; and
calculating a permeability of the rock sample based on the pore connectivity factor.

US Pat. No. 10,969,351

SYSTEM AND METHOD FOR READING X-RAY-FLUORESCENCE MARKING

SOREQ NUCLEAR RESEARCH CE...

1. An X-Ray Fluorescence (XRF) device comprising:a signal reading processor in communication with a radiation detector, which is adapted for detecting X-Ray signals arriving from an object in response to irradiation of the object by X-Ray or Gamma-Ray radiation, and providing data indicative of the detected X-Ray signals;
said signal reading processor being adapted for receiving and processing the detected X-Ray signals to identify signatures of materials included in said object;
wherein said processor comprises: a spectral data provider configured for determining data indicative of a wavelength spectral profile of at least a portion of the detected X-Ray signals; and
a filtration module adapted for filtering said data indicative of the wavelength spectral profile by applying time series analysis with respect to a wavelength scale, to the wavelength spectral profile to identify a non-stationarity profile with respect to said wavelength scale, associated with a trend component of the wavelength spectral profile;
wherein said non-stationarity profile is associated with at least one of noise and clutter in the X-Ray signal portion detected by said radiation detector; and
said filtration module comprises a stationarity filter adapted to apply said time series analysis to said wavelength spectral profile to carry out at least stationarity filtration for suppressing at least said non-stationarity profile to obtain a filtered profile having improved at least one of signal to noise ratio and signal to clutter ratio, from which spectral peaks associated with signatures of materials included in said object can be identified with improved accuracy and reliability.

US Pat. No. 10,969,350

METAL ELECTRODE BASED 3D PRINTED DEVICE FOR TUNING MICROFLUIDIC DROPLET GENERATION FREQUENCY AND SYNCHRONIZING PHASE FOR SERIAL FEMTOSECOND CRYSTALLOGRAPHY

ARIZONA BOARD OF REGENTS ...

1. A 3-D printed water-in-oil droplet generator device, the device comprising:an oil phase inlet channel;
an aqueous phase inlet channel;
a droplet flow outlet channel; and
two embedded non-contact electrodes,
wherein the oil phase inlet channel, the aqueous phase inlet channel, and the droplet flow outlet channel are connected at a junction within the water-in-oil droplet generator device,
wherein the junction includes a linear channel section in which the oil phase inlet channel is coaxially coupled to the droplet flow outlet channel,
wherein the two embedded non-contact electrodes are positioned on opposite sides of the linear channel section of the junction such that the two embedded non-contact electrodes are arranged on an axis that intersects the linear channel section,
wherein the aqueous phase inlet channel is connected to the junction at the linear channel section, and
wherein the axis between the two embedded non-contact electrodes intersects the linear channel section of the junction at a location where the aqueous phase inlet channel connects to the oil phase inlet channel.

US Pat. No. 10,969,349

MARKERS TO IDENTIFY BINS AT SECURITY CHECKPOINTS

The Government of the Uni...

1. A bin for use in security checkpoints, comprising:a receptacle surface with sidewalls, one of the sidewalls being on one side of the bin and extending a bin length, along a length axis of the bin;
a lip, provided on the sidewall on one side of the bin, the lip including a first corner, a second corner, and a middle point between the first corner and the second corner, the first corner being spaced the bin length from the second corner; and
a geometrical marker, the geometrical marker being radiographically, visually, and tactilely detectable on the lip, wherein the geometrical marker includes:
a plurality of tag elements fastened to the lip, at an offset-distance from a corner of the lip, the corner of the lip being among the first corner and the second corner, the plurality of tag elements forming a distinct geometric pattern, the distinct geometric pattern comprising a plurality of groups of the tag elements and, for each group, the tag elements in the group being aligned with equidistant spacing from one other and being among the plurality of tag elements, and
no tag element among the plurality of tag elements being located further than half of the bin length from said corner.

US Pat. No. 10,969,348

DEVICE AND METHOD FOR MEASURING IN-SITU TIME-RESOLVED X-RAY ABSORPTION SPECTRUM

Shanghai Institute of Opt...

1. A device for measuring in-situ time-resolved X-ray absorption spectrum, comprising:an X-ray source (1),
a first slit (2),
an acousto-optic tunable X-ray filter (9),
a radio frequency transmitter (10) having an input and sending out an excitation signal,
a second slit (4),
a front ionization chamber (5) having an output signal,
a front ionization chamber signal amplifier (11),
a sample to be tested (6),
a rear ionization chamber (7) having an output signal,
a rear ionization chamber signal amplifier (13),
a data collector (12) having an output, and
a computer (14) having an input and an output,
wherein the first slit (2) and the acousto-optic tunable X-ray filter (9) are arranged sequentially along the light beam emitting direction of the X-ray source (1);
the second slit (4), the front ionization chamber (5), the sample to be tested (6), and the rear ionization chamber (7) are arranged sequentially along the light beam emitting direction of the acousto-optic tunable X-ray filter (9);
the output signal of the front ionization chamber (5) is amplified by the front ionization chamber signal amplifier (11), and then transmitted to the data collector (12);
the output signal of the rear ionization chamber (7) is amplified by the rear ionization chamber signal amplifier (13), and then transmitted to the data collector (12);
the output of the data collector (12) is connected with the input of the computer (14);
the output of the computer (14) is connected with the input of the radio frequency transmitter (10); and
the excitation signal sent by the radio frequency transmitter (10) is transmitted to the acousto-optic tunable X-ray filter (9).

US Pat. No. 10,969,347

X-RAY GENERATION APPARATUS AND X-RAY IMAGING APPARATUS

CANON ANELVA CORPORATION,...

1. An X-ray generation apparatus comprising:an X-ray generation tube including a cathode having an electron emitting portion configured to emit electrons in a first direction, and an anode including a target configured to generate X-rays upon collision of the electrons radiated from the electron emitting portion;
a voltage supply configured to supply a voltage to the X-ray generation tube via a conductive line;
a storage container including a first portion configured to form a first space that stores the voltage supply, a second portion configured to form a second space whose width in a second direction orthogonal to the first direction is smaller than that of the first space and which stores the X-ray generation tube, and a connecting portion configured to connect the first portion and the second portion to each other to form an internal space in which the first space and the second space communicate, the connecting portion including a convex portion pointed toward the internal space; and
an insulating member arranged in the internal space to surround at least a portion of at least one of the conductive line and the cathode,
wherein the insulating member is arranged to block at least a shortest path between the conductive line and the convex portion, and
the insulating member has a structure formed by connecting at least two members by an adhesive material, and is configured to block a linear path between the adhesive material and the conductive line and a linear path between the adhesive material and the cathode.

US Pat. No. 10,969,346

X-RAY PRODUCT QUALITY AUTOMATIC INSPECTION DEVICE

NUCTECH COMPANY LIMITED, ...

1. An X-ray product quality automatic inspection device comprising:a distributed X-ray source having a plurality of targets, wherein the distributed X-ray source is able to generate X-rays for irradiating an inspected product from the plurality of targets in a predetermined sequence;
a detector for receiving the X-rays generated by the distributed X-ray source and outputting a signal representing characteristics of the received X-rays;
a transport device for carrying the inspected product to pass through an X-ray radiation region without relative rotation of the inspected product and the distributed X-ray source;
a power supply and control device which is used to supply power to and control the X-ray product quality automatic inspection device, to form characteristic information of the inspected product according to the signal from the detector, and to provide an inspection and analysis result of the inspected product according to the characteristic information; and
a sorting device, which is located downstream of the distributed X-ray source and the detector in a moving direction of the inspected product, and is used to sort the inspected product according to the signal from the detector under the control of the power supply and control device or according to the inspection and analysis result from the power supply and control device under the control of the power supply and control device,
wherein a sum of a field angle of the X-rays from the distributed X-ray source to any point on the inspected product and a field angle of the X-rays from the point to the detector is more than 180 degrees,
wherein the plurality of targets of the distributed X-ray source are arranged on a spiral shape along the moving direction of the inspected product.

US Pat. No. 10,969,345

MERCURY-IN-PIPE ASSESSMENT TOOL AND METHOD OF USING THE SAME

PROCESS HG GROUP HOLDINGS...

1. A system, comprising:a generator-detector configured to be attached to a conduit, the generator-detector configured to measure the concentration of mercury in the conduit in a non-destructive manner down to a lower detection limit of 10 ppm±50%.

US Pat. No. 10,969,344

DETECTING THE PRESENCE OF LIQUID IN A HIGH PRESSURE GAS PIPELINE

Process Vision Limited

1. An apparatus for detecting the presence of liquid in a high pressure gas pipeline, comprising:at least one sight glass, providing an aperture into the inside of the pipeline;
one or more light sources;
at least one light sensor, for receiving and sensing reflected light from the inside of the pipeline through the sight glass; and
a processor, for automatically detecting the presence of a liquid based on the sensed reflected light
characterised in that said light sensor is at least one imaging device for capturing images of the inside of the pipeline through said sight glass, said images comprising image data, and wherein the processor automatically detects the presence of a liquid based on characteristics of the captured images, and wherein the image data is associated with metadata;
wherein the apparatus further comprises an illumination system for illuminating the inside of the gas pipeline within the field of view of the light sensor, and wherein the illumination system illuminates the inside of the gas pipeline with a combination of shaped and focused beams comprising one or more of spots, lines, grids or other patterns.

US Pat. No. 10,969,343

MEASURING METHOD, MEASURING ARRANGEMENT AND MEASURING DEVICE

VALMET AUTOMATION OY, Es...

1. A measuring method comprising:illuminating a silicone-coated layer using a light source;
imaging light from the light source that is specularly reflected from the silicone-coated layer to form an image of a surface of the silicone-coated layer;
detecting pores and/or voids in a silicone coating of the silicone-coated layer from the image;
determining a silicone coverage of the silicone coating based on the detected pores and/or voids; and
determining a release force of the silicone-coated layer based on the silicone coverage of the silicone coating.

US Pat. No. 10,969,342

PESTICIDE DROPLET LEAF TRANSMEMBRANE ABSORPTION OBSERVATION APPARATUS

JIANGSU UNIVERSITY, Jian...

1. A cross-membrane absorption on leaf observation device for a pesticide spray is characterized in that it includes a data acquisition computer, a temperature and humidity controller, a first digital camera, a first microscope, an illumination lamp, an external atomizing nozzle, a temperature and humidity sensor, an internal atomizing nozzle, an internal anti-fog glass cover, a leaf pressing mechanism, a support frame, an external anti-fogging cover, a bottom plate, a second digital camera, and a second microscope;the external anti-fog glass cover is enveloped on the bottom plate to form an external anti-fog room for placing the whole plant, the support frame is placed in the external atomization chamber, the internal anti-fog glass cover is covered on the upper top plate of the support frame and forms an observation room with the upper top plate of the support frame; the external atomization nozzle and the interior atomization nozzle separately insert the external anti-fog room and the observation room; the temperature and humidity controller is respectively connected to the external atomizing nozzle and the internal atomizing nozzle through two data lines to control the external atomizing nozzle and internal atomizing nozzle to control the humidity in the atomizing chamber;
the temperature and humidity sensor is placed in the observation room and is connected with the data acquisition computer through a data line for detecting the temperature and humidity in the inner anti-fog glass room; the leaf pressing mechanism is set in the observation room located above the upper top plate of the support frame for compacting the plant leaves;
the illumination lamp is located above the external anti-fog cover, the first digital camera and the first microscope are placed above the external anti-fog cover, the relative position between the first microscope and the external anti-fog cover can be adjusted; the position is used to obtain the absorption process of mist droplets on the leaf surface; the second digital camera and the second microscope are placed on the side of the external anti-fog cover to obtain the absorption process of the droplets on the side of the leaf, the relative position between the microscope and the external anti-fog cover can be adjusted; the first digital camera and the second digital camera are respectively connected to the data acquisition computer through two data acquisition lines; the data acquisition computer is used for receiving, observing and processing the image of the mist surface absorption process transmitted by the first digital camera and the second digital camera and monitoring the humidity inside the anti-fog glass cover.

US Pat. No. 10,969,341

COLORIMETRIC DETECTION OF AIRBORNE SULFUR

International Business Ma...

1. An article of manufacture for detecting airborne sulfur, the article of manufacture comprising:a film;
a gel solution applied to the film, wherein the gel solution comprises a gel, a base, and either pyridine or quinoline, and wherein the gel is selected from a group consisting of an acrylamide gel and a polydimethylsiloxane gel; and
a film reel, wherein the film with the gel solution applied to the film is wound on the film reel.

US Pat. No. 10,969,340

HEATING CHAMBER, HEATING FURNACE, ANALYSIS DEVICE, AND METHOD FOR ANALYZING FOREIGN MATTER CONTENTS IN SAMPLES

SCHUNK KOHLENSTOFFTECHNIK...

1. A heating chamber for a heating furnace, comprising:an electrically conductive wall;
a sample reception area;
a nozzle area;
a first electrical connection area; and
a second electrical connection area,
wherein the sample reception area and the nozzle area are each surrounded by the wall,
wherein the sample reception area and the nozzle are arranged one after the other along a central longitudinal axis and are configured in fluid communication with each other, and the sample reception area has a larger cross-sectional area than the nozzle area,
wherein the first and second electrical connection areas are arranged adjacent to opposite ends of the heating chamber relative to the longitudinal axis of the heating chamber and are electrically connected to the wall,
wherein the heating chamber is configured in such a way that an electric current produced by applying an electric voltage to the first and second electrical connection areas flows through the wall in such a way that a heating capacity caused by it is one of equal and higher in the nozzle area compared to the sample reception area,
wherein the first and second electrical connection areas are in a radial direction arranged further from the longitudinal axis than a part of the wall surrounding the nozzle area,
wherein the heating chamber is configured in such a way that the current produced between the first and second electrical connection areas is directed predominantly radially inwards towards the part of the wall surrounding the nozzle area, and
wherein the wall has a narrowed cross-section geometry in a constricted section in which the wall surrounds the nozzle area compared to areas of non-constricted sections in which the wall surrounds the sample reception area, such that, in the constricted section, a radially outward facing surface of the wall is on average less remote from the central longitudinal axis than in the non-constricted sections in which the wall surrounds the sample reception area, such that an electric current fed at the first electrical connection area must, in the constricted section, first of all flow towards the radially inner nozzle area and there flow through a small cross-section so that a high electric current density is reached locally and thus a high heating capacity is achieved.

US Pat. No. 10,969,339

OPTICAL READERS

Hewlett-Packard Developme...

1. An optical reader comprising:a spot pattern generator to:
receive a light beam from a light source, and
generate a two-dimensional spot array from the light beam, the two-dimensional spot array to be directed toward a substrate having nanostructures;
an actuator to adjust a position of a lens relative to the substrate to change an intensity of the two-dimensional spot array; and
a light analyzer to:
access measured spectroscopic data associated with the two-dimensional spot array on the substrate,
perform a first comparison of the measured spectroscopic data associated with a first location on the substrate to reference spectroscopic data,
perform a second comparison of the measured spectroscopic data associated with a second location on the substrate to the reference spectroscopic data,
determine the presence or the absence of a substance of interest based on the first comparison and the second comparison,
perform a third comparison of the intensity of the two-dimensional spot array to a threshold intensity,
activate the actuator based on the third comparison, and
utilize a feedback loop to at least one of change or maintain the intensity of the two-dimensional spot array.

US Pat. No. 10,969,338

UV RAMAN MICROSCOPE ANALYSIS SYSTEM

Alakai Defense Systems, I...

1. A method of detection of chemical species of interest on a target surface using Raman microscopy and spectroscopy comprising:a. interrogating a target for one or more chemical species of interest using a Raman microscope; and
b. precisely electro-mechanically moving and orienting the Raman microscope relative to the target with multiple degrees of freedom of movement, including targets with 3-D form factors;
c. further comprising selecting a type of focusing of the Raman microscope, wherein the type of focusing is one of:
i. use of a range finder;
ii. use of a visual channel comprising a quantification of blurriness in an acquired image related to sharpness of focus; and
iii. use of a stereoscopic camera with overlapping field of view.

US Pat. No. 10,969,337

METHOD AND SYSTEM FOR TAKING MEASUREMENTS IN A HIGH-THROUGHPUT SCREENING WITH HIGH TIME RESOLUTION

BAYER PHARMA AKTIENGESELL...

1. A method for measurement in high-throughput screening with high time-resolution, comprising:providing:
a microtiter plate comprising a transparent base and multiple assay wells,
a dispensing system arranged above the microtiter plate for the simultaneous addition of liquid into the multiple assay wells, wherein the dispensing system comprises a pressure chamber having
a supply opening for supplying pressurized liquid into the pressure chamber; and
multiple conduits in each of which a tube is arranged for dispensing pressurized liquid from the interior of the pressure chamber into one of the multiple wells;
an illumination system beneath the microtiter plate that is configured for illuminating the multiple assay wells simultaneously through the transparent base,
a detection system that is configured for detecting electromagnetic radiation from the multiple assay wells simultaneously through the transparent base;
adding 0.3-300 ?l of liquid per assay well from the dispensing system into the multiple assay wells;
illuminating the multiple assay wells simultaneously through the transparent base using the illumination system, wherein illumination occurs before a start of the addition of liquid or occurs from a time point of the start of the addition; and
detecting the electromagnetic radiation from the multiple assay wells simultaneously at a time interval of 1-1000 ms between individual measurement points.

US Pat. No. 10,969,336

OPTICAL SIGNAL DETECTION MODULE

GEN-PROBE INCORPORATED, ...

1. An optical signal detection module comprising:at least one optical measurement device configured to detect an optical emission signal from an emission signal source placed in a signal-detecting position of the optical measurement device;
a cover moveable between a closed position covering the signal-detecting position and an open position not covering the signal-detecting position, an inner surface of the cover comprising an optical reference material that emits a reference emission detectable by the optical measurement device, wherein the cover is configured so that when the cover is in the closed position, the inner surface of the cover is in the signal-detecting position of the optical measurement device so that the optical measurement device detects the reference emission; and
a holding structure configured to hold the emission signal source in the signal-detecting position of the optical measurement device, wherein the cover covers and limits access to the holding structure when the cover is in the closed position.

US Pat. No. 10,969,335

TERAHERTZ WAVE DETECTION DEVICE AND ARRAY SENSOR

Tokyo Institute of Techno...

1. A terahertz wave detection device comprising:a low-dimensional electron system material formed on a substrate; and
a first electrode and a second electrode opposingly arranged on a two-dimensional plane of the low-dimensional electron system material,
wherein the first electrode and the second electrode are made of metals having different thermal conductivity.

US Pat. No. 10,969,334

SPECTROSCOPY SYSTEM WITH BEAT COMPONENT

ROCKLEY PHOTONICS LIMITED...

1. A device comprising:a plurality of tunable lasers generating a plurality of wavelengths;
a plurality of wavelength lockers to reduce wavelength noise from the plurality of wavelengths;
a plurality of encoders, each encoder configured to encode light of a wavelength locker of the plurality of wavelength lockers;
at least one broadband combiner to combine outputs of the plurality of encoders; and
a plurality of emitters connected to the at least one broadband combiner; wherein the device is configured to create a beat wave from two wavelengths.

US Pat. No. 10,969,333

SENSING CANNABIS AND OPIOIDS IN EXHALED BREATH BY INFRARED SPECTROSCOPY

VOX BIOMEDICAL LLC, Bedf...

1. A method of sensing a narcotic in exhaled breath, comprising:receiving a breath input from a test subject with a filter material;
disposing the filter material including the breath input in an optical path between a laser source and a photodetector, wherein the laser source is an optical frequency comb laser with a separation of laser modes of 0.33 cm?1 or less;
detecting an intensity of infrared light that traverses the filter material including the breath input with the photodetector;
determining one or more spectral absorption lines associated with the narcotic based on the intensity of the infrared light as a function of photon energy;
determining a narcotic concentration value based on the one or more spectral absorption lines; and
outputting the narcotic concentration value.

US Pat. No. 10,969,332

COMBINED OPTICAL-SPECTROSCOPIC METHOD FOR IDENTIFYING MICROBIAL PATHOGENS

16. The method according to claim 1, wherein the sample contains 1*102 to 1*105 microbial pathogens.

US Pat. No. 10,969,331

FOCUSING LINEAR MODEL CORRECTION AND LINEAR MODEL CORRECTION FOR MULTIVARIATE CALIBRATION MODEL MAINTENANCE

VIAVI Solutions Inc., Sa...

1. A method, comprising:obtaining, by a device, a master beta coefficient of a master calibration model associated with a master instrument,
wherein the master beta coefficient is at a grid of a target instrument;
performing, by the device, constrained optimization of an objective function, in accordance with a set of constraints, in order to determine a pair of transferred beta coefficients,
wherein the constrained optimization is performed based on an initial pair of transferred beta coefficients, the master beta coefficient, and spectra associated with a scouting set;
determining, by the device and based on the pair of transferred beta coefficients, a transferred beta coefficient; and
determining, by the device, a final transferred beta coefficient based on a set of transferred beta coefficients including the transferred beta coefficient,
wherein the final transferred beta coefficient is associated with generating a transferred calibration model, corresponding to the master calibration model, for use by the target instrument.

US Pat. No. 10,969,330

METHOD FOR DETERMINING THE COLOR OF A COSMETIC PRODUCT ON A SKIN MODEL

1. A method for determining the color of a cosmetic product on a skin model, the method including steps to:supply the composition of pigments in the cosmetic product, the composition comprising at least two pigments including at least one colored pigment,
for a plurality of wavelengths, supply of experimental points giving diffusion and/or absorption values for several mixes of a given concentration of one pigment in another pigment, each mix corresponding to different given concentrations,
use of a physicochemical model capable of predicting interactions between pigments passing through experimental points to obtain the curve giving the diffusion and/or absorption for each wavelength as a function of the given concentration of pigment in the mix of pigments considered, the physicochemical model for example being an interpolation of experimental points,
calculation of the diffusion and/or absorption curve of the cosmetic product using the curves obtained,
deduction of the diffuse reflectivity of the cosmetic product on a skin model from the curve giving the diffusion and/or absorption, and
obtaining the color of the cosmetic product on a skin model using the deduced diffuse reflectivity.

US Pat. No. 10,969,329

ELLIPSOMETER

SAMSUNG DISPLAY CO., LTD....

9. An ellipsometer, comprising:a gantry that includes a longitudinal supporting portion that is vertically oriented with respect to a sample on a stage, a first guide and a second guide connected to the longitudinal supporting portion, and a first coupling portion and a second coupling portion respectively coupled to the first and second guides;
a polarization generator mounted in the first coupling portion;
a polarization analyzer mounted in the second coupling portion; and
a singlet focusing lens directly disposed on the sample on the stage, wherein the sample is an object to be measured;
wherein an angle formed by a central axis of the longitudinal supporting portion and a central axis of the polarization generator is the same as an angle formed by the central axis of the longitudinal supporting portion and a central axis of the polarization analyzer, and
wherein a vertical section of the focusing lens is a semi-circle,
wherein the singlet focusing lens comprises a glass, and
wherein the light generated by the polarization generator is directly incident on the focusing lens.

US Pat. No. 10,969,328

OPTICAL METROLOGY TOOL EQUIPPED WITH MODULATED ILLUMINATION SOURCES

KLA Corporation, Milpita...

1. An optical metrology tool, comprising:a first illumination source configured to generate illumination of a first wavelength;
at least one additional illumination source configured to generate illumination of an additional wavelength, the additional wavelength different from the first wavelength, the first illumination source and the at least one additional illumination source configured to illuminate a surface of a sample disposed on a sample stage;
a set of illumination optics configured to direct illumination of the first wavelength and illumination of the at least one additional wavelength from the first illumination source and the at least one additional illumination source to the surface of the sample;
a set of collection optics;
a detector configured to detect at least a portion of illumination emanating from a surface of the sample, wherein the set of collection optics is configured to direct illumination emanating from the surface of the sample to the detector;
a first illumination switching device optically coupled to the first illumination source, wherein the first illumination switching device is configured to control transmitted intensity of the illumination of the first wavelength;
at least one additional illumination switching device optically coupled to the at least one additional illumination source, wherein the at least one additional illumination switching device is configured to control transmitted intensity of the illumination of the additional wavelength, wherein at least one of the first illumination switching device and the at least one additional switching device comprises at least one of a Pockel cell or an acousto-optical switch device; and
a modulation control system including one or more processors, wherein the modulation control system is communicatively coupled to the first illumination switching device and the at least one additional switching device, wherein the illumination control system is configured to modulate transmitted intensity of the illumination of the first wavelength and transmitted intensity of the illumination of the additional wavelength by controlling one or more characteristics of the illumination switching device.

US Pat. No. 10,969,327

SYSTEM AND METHOD FOR DEFORMING AND ANALYZING PARTICLES

THE REGENTS OF THE UNIVER...

1. A system for deforming and analyzing a plurality of particles carried in a sample volume, the system comprising:a substrate defining an inlet, configured to receive the sample volume, and an outlet; and
a fluidic pathway fluidically coupled to the inlet and the outlet and comprising:
a delivery region fluidically coupled to the inlet and configured to focus the plurality of particles along at least one streamline;
a deformation region located downstream with respect to the delivery region and formed by an intersection of the fluidic pathway and an opposing inlet channel, wherein flow of a fluid from the opposing inlet channel at the intersection mechanically deforms the plurality of particles passing through the deformation region;
a light source configured to illuminate the plurality of particles upstream and downstream of the deformation region; and
a detection module configured to capture a morphology dataset comprising multiple positions and/or deformations of the plurality of particles upstream and downstream of the deformation region; and
at least one processor configured to execute one or more analysis modules to generate an analysis based on the morphology dataset indicative of a phenotype based on chromatin decondensation.

US Pat. No. 10,969,326

APPARATUSES, SYSTEMS AND METHODS FOR IMAGING FLOW CYTOMETRY

Life Technologies Corpora...

1. A system, comprising:a flow channel,
the flow channel having an inlet, and
the flow channel defining a flow path for fluid communicated therethrough;
the flow channel defining a first region located at a first distance along the flow channel from the inlet and defining a first cross-sectional profile, and a second region located at a second distance along the flow channel from the inlet and defining a second cross-sectional profile,
the first cross-sectional profile and the second cross-sectional profile differing from one another in area;
a first detection module, the first detection module being disposed so as to receive a first
signal related to illumination of the first region of the flow channel; and
a second detection module, the second detection module being disposed so as to receive a
second signal related to illumination of the second region of the flow,
wherein the first and second cross-sectional areas differ from one another and
wherein the ratio of the first cross-sectional area to the second cross-sectional area is from about 100:1 to about 1:100, excluding 1:1.

US Pat. No. 10,969,325

PARTICLE ANALYZING SYSTEMS AND METHODS USING ACOUSTIC RADIATION PRESSURE

Life Technologies Corpora...

1. A particle processing system, the system configured to have communicated therein a fluid sample that comprises a plurality of particles, and the system comprising:an acoustic focusing system configured to effect acoustic focusing of at least some of the plurality of particles in the fluid sample,
the acoustic focusing system comprising at least one acoustic signal producing transducer; and
a fluidics train configured to deliver a sheath fluid so as to effect hydrodynamic focusing of at least some of the plurality of particles in the fluid sample,
the acoustic focusing system and the fluidics train being configured to operate simultaneously during operation of the particle processing system, and
the system being configured so as to define a direction of flow for the fluid sample.

US Pat. No. 10,969,324

SYNTHESIS, POST-MODIFICATION AND SEPARATION OF BIOLOGICS USING ACOUSTICALLY CONFINED SUBSTRATES

Washington University, S...

1. An acoustic separation device for reagent manipulation comprising:an inlet;
an outlet;
a channel coupled to the inlet and the outlet, wherein the channel defines a flow path between the inlet and the outlet;
a standing acoustic wave generating device; and
at least one pillar array comprising a plurality of pillars, wherein the at least one pillar array is situated within the flow path defined by the channel, wherein the at least one pillar array comprises a first pillar array and a second pillar array, wherein the first pillar array and the second pillar array form an enrichment structure, wherein the enrichment structure locally augments a pressure field generated by the standing acoustic wave generating device, wherein the augmented pressure field facilitates retention of objects at a single lateral location within the flow path.

US Pat. No. 10,969,323

SYSTEMS AND METHODS FOR SPECIAL CORE ANALYSIS SAMPLE SELECTION AND ASSESSMENT

Saudi Arabian Oil Company...

1. A method comprising:obtaining core sample data for core samples extracted from a subsurface hydrocarbon formation, the core sample data comprising rock properties for each core sample of the core samples, the rock properties for each core sample comprising a porosity of the core sample, and a permeability of the core sample;
determining, for each core sample of the core samples and based on the core sample data, a rock quality value for the core sample, the rock quality value for the core sample defined by the porosity of the core sample and the permeability of the core sample;
determining, based on the rock quality values for the core samples, static rock types corresponding to the core samples, each of the static rock types corresponding to a subset of the core samples having a rock quality value corresponding to the static rock type;
for each of the static rock types identified:
scaling the rock quality values corresponding to the static rock type to generate scaled rock quality values corresponding to the static rock type, each scaled rock quality value comprising a corresponding scaled permeability value and a corresponding scaled porosity value, such that the scaled porosity values of the scaled rock quality values corresponding to the static rock type are scaled to span a range of 0 to 1 and the scaled permeability values of the scaled rock quality values corresponding to the static rock type are scaled to span a range of 0 to 1;
determining, based on the scaled rock quality values, a number of subspaces (ns) for the static rock type; and
for each subspace of the static rock type:
identifying, using mathematical optimization, a number (k) of most similar rock quality values in the subspace;
identifying a subset of the core samples corresponding to the most similar rock quality values identified for the subspace of the static rock type; and
conducting a special core analysis (SCAL) of each of the core samples of the subset of the core samples corresponding to the most similar rock quality values identified for the subspace of the static rock type, the SCAL comprising acquiring measurements of two-phase flow properties, relative permeability and capillary pressure for the core samples of the subset of the core samples corresponding to the most similar rock quality values identified for the subspace of the static rock type.

US Pat. No. 10,969,322

GAS DETECTING DEVICE

MICROJET TECHNOLOGY, LTD....

1. A gas detecting device, comprising:a main body having a portable size defined by a length, a width and a height, and having a chamber, a first inlet, a second inlet and an outlet, wherein the chamber is formed within the main body, and the first inlet, the second inlet and the outlet are in fluid communication with the chamber;
a gas sensing module comprising a compartment body, a carrying plate, a sensor and an actuator, wherein the compartment body is located under the first inlet of the main body and has a partition plate disposed therein to divide an interior of the compartment body into a first compartment and a second compartment, and the partition plate has a notch for allowing the first compartment and the second compartment to be in fluid communication with each other, wherein the first compartment has an opening, the second compartment has an outlet aperture, the carrying plate is assembled on a bottom of the compartment body and is packaged on and electrically connected to the sensor, the sensor penetrates the opening and is disposed within the first compartment, the actuator is disposed within the second compartment, and the actuator and the sensor are separated from each other, wherein the actuator is actuated to introduce ambient gas into the gas sensing module through the first inlet, and the gas is measured by the sensor and discharged from the outlet aperture of the second compartment;
a particulate measuring module disposed within the chamber of the main body, and comprising an inlet channel, an outlet channel and a particulate detector, wherein the particulate detector is disposed within the particulate measuring module, the inlet channel is aligned with the second inlet of the main body, and the outlet channel is aligned with the outlet of the main body, wherein the gas is introduced into the particulate measuring module through the inlet channel, a concentration of particulates in the gas is measured by the particulate detector and the gas is discharged from the outlet channel; and
a control module configured to control actuations of the gas sensing module and the particulate measuring module, and convert detection results of the gas sensing module and the particulate measuring module into a monitoring value to be stored and transmitted to an external connection device for storage.

US Pat. No. 10,969,321

METHOD AND SYSTEM FOR DETERMINING CONTACT ANGLE OF POROUS MEDIA

China University of Petro...

1. A method for determining a contact angle of porous media, comprising:in a displacement simulation experiment, injecting a displacement fluid into an actual core sample removed from a formation, and performing computed tomography (CT) scanning on the core to determine three-dimensional images at different oil displacing time points, wherein the displacement fluid is water, gas or a chemical agent, and the displacement simulation experiment is used to simulate the flow state of underground fluids in an in situ state;
segmenting different phases of the three-dimensional images to obtain segmented three-dimensional images;
marking a contact line between different phases according to the segmented three-dimensional images, wherein the phases are underground fluids or displacement fluids and a rock matrix in the displacement simulation experiment; and
determining a contact angle of the porous media at different 3D positions at different time points according to the contact line.

US Pat. No. 10,969,320

METHOD AND DEVICE FOR ONLINE DETERMINATION OF THE VISCOSITY OF A POLYMER

EREMA ENGINEERING RECYCLI...

1. A method for online determination of a viscosity of a polymer during processing, the method characterized in that,for the online determination of the viscosity of the polymer at least one batch, a number of batches following one another at time intervals, is diverted from the polymer being processed and fed to a measurement volume of a measuring module,
a specified volume of the respective batch is expelled from the measurement volume by subjecting the at least one batch to a predetermined pressure through a measuring nozzle formed in the measuring module,
a time required for expelling the specified volume of the at least one batch through the measuring nozzle is measured, and
before the measurement volume is filled with the polymer to be measured, the measurement volume is flushed at least once with a quantity of the polymer to be processed, characterized in that:
the measured time is used for calculating the viscosity of the polymer, wherein the calculated viscosity is proportional to the measured time, and
the polymer used for flushing is diverted from the measurement volume via a discharge channel, wherein an orifice of an extraction module and an orifice of the discharge channel are arranged at opposite end areas of the measurement volume.

US Pat. No. 10,969,319

APPARATUS FOR AND METHOD OF MASS ANALYSIS

HITACHI HIGH-TECH SCIENCE...

1. An apparatus for mass analysis, the apparatus comprising:a heating unit heating a sample containing a first substance and a second substance, which gasifies at a higher temperature compared to the first substance, to evolve gas components which are detected by the apparatus for mass analysis;
a heating control unit controlling the heating unit to heat the sample at a first temperature point at which gas of the first substance is evolved and gas of the second substance is not evolved, until reaching a first time point, and when the first time point is past, controlling the heating unit to heat the sample until a second temperature point which is higher than the first temperature point and at which gas of the second substance is evolved, is reached, the first temperature point and the first time point being obtained beforehand; and
an analysis control unit performing mass analysis under a first measurement condition assigned to the first substance until reaching the first time point at the first temperature point, and performing mass analysis under a second measurement condition assigned to the second substance at the second temperature point.

US Pat. No. 10,969,318

HARDNESS TESTER AND PROGRAM

MITUTOYO CORPORATION, Ka...

1. A hardness tester that loads a predetermined test force and forms an indentation in a surface of a sample using an indenter, and measures the hardness of the sample by measuring dimensions of the indentation, the hardness tester comprising: a processor and a memory that stores an instruction, wherein the processor executes the instruction stored in the memory such that the processor operates as:an image acquirer that acquires an image of the surface of the sample before and after the indentation is formed;
a plurality of indentation region extractors that use mutually distinct methods, each indentation region extractor of the plurality of indentation region extractors configured to extract an indentation region based on the images acquired by the image acquirer;
a determiner that determines whether the indentation region extracted by the plurality of indentation region extractors matches a predefined reference indentation condition; and
a hardness calculator that calculates the hardness of the sample based on an indentation region that is determined by the determiner to match the predefined reference indentation condition.

US Pat. No. 10,969,317

HARDNESS TESTING SYSTEM USING MULTIPLE DEPTH MEASUREMENTS AND RELATED METHODS

X Development LLC, Mount...

1. An apparatus comprising:a holder to support an indenter with respect to a sample of material;
a depth sensor; and
a controller to execute instructions for performing operations comprising
controlling the holder to apply a first force on the sample with the indenter and determining a first depth of the indenter based on first data generated by the depth sensor;
controlling the holder to move the indenter from the first depth to a second depth greater than the first depth, the second depth being a predetermined depth;
after the indenter is moved to the second depth, controlling the holder to apply the first force on the sample with the indenter and determining a third depth of the indenter based on second data generated by the depth sensor; and
determining a value indicative of hardness of the sample based on a difference between the first depth and the third depth.

US Pat. No. 10,969,316

QUANTITATIVE IN-SITU TEXTURE MEASUREMENT APPARATUS AND METHOD

Frito-Lay North America, ...

1. A system for quantitative texture attribute measurement of a food snack, comprising an acoustic capturing device configured to detect an acoustic signal generated from an eating activity and in communication with a data processing unit that includes a digital signal processing unit and a texture attribute calculation unit, wherein the data processing unit is configured to:a. smooth, transform and filter the acoustic signal,
b. identify, for a plurality of texture attributes, separate, non-overlapping relevant frequency ranges that relate to a specific texture attribute, and
c. quantitatively measure, for the plurality of texture attributes, the specific texture attribute of the food snack based on input from the acoustic capturing device and on the identification of the separate, non-overlapping relevant frequency ranges associated with the specific texture attribute.

US Pat. No. 10,969,315

COMBINED ULTRASONIC PULSE VELOCITY AND SCHMIDT HAMMER REBOUND TEST FOR NON-DESTRUCTIVE EVALUATION

Imam Abdulrahman Bin Fais...

1. A testing device for non-destructive evaluation of pullout load capacity and bond quality for anchor bolts embedded in concrete, comprising:a Schmidt hammer including a plunger having a convex distal tip,
wherein the Schmidt hammer has a body having a central axis, a proximal end and a distal end coaxially located with the central axis; the Schmidt hammer further comprising:
an impact mass coaxial with and displaceable along the central axis from the proximal end towards the distal end to impact against the plunger;
a drive mechanism for driving the impact mass along the central axis;
a rebound detector to measure the rebound distance;
a display;
a transmitter; and
a data acquisition module to receive the rebound distance,
a data analysis module having circuitry configured to display the rebound number and transmit the rebound number to the controller,
wherein the plunger is coaxially located along the axis, the plunger having a proximal end for receiving the impact from the impact mass;
wherein the Schmidt hammer is configured to impart an impact force on an anchor bolt embedded in concrete in registration with the convex distal tip and to record a rebound distance traveled by the impact mass, the Schmidt hammer further having data analysis circuitry configured to determine a rebound number based on the rebound distance;
an ultrasonic pulse velocity tester having a transmitting transducer and a receiving transducer, wherein the transmitting transducer is configured to contact the concrete at a first location surrounding the anchor bolt and the receiving transducer is configured to contact the concrete at a second location surrounding the anchor bolt and spaced from the first location;
the ultrasonic pulse velocity tester further including circuitry configured to drive the transmitting transducer to send an ultrasonic pulse through the concrete at a first time, the circuitry further configured to receive an electrical signal generated by the receiving transducer based on the ultrasonic pulse at a second time, the circuitry including first processing circuitry configured to determine the transit time of the ultrasonic pulse through the concrete based on the difference between first time and the second time;
a controller connected to the Schmidt hammer and the ultrasonic pulse velocity tester, the controller having second processing circuitry configured to correlate a Schmidt hammer rebound number with the ultrasonic pulse transit time within the concrete to determine a pullout load capacity and the bond quality of the embedded anchor bolt; and
a digital level integrated in to the Schmidt hammer and including a magnet and three Hall effect sensors, wherein the Hall effect sensors generate signals based on the gravitational magnetic field and the magnetic field of the magnet, and wherein the data analysis module includes circuitry configured to receive the Hall effect signals, calculate vertical and horizontal angles of inclination of the Schmidt hammer based on the Hall effect signals, correct the rebound number based on the vertical and horizontal angles of inclination, and display the vertical and horizontal angles of inclination and the corrected rebound number on the display of the Schmidt hammer body.

US Pat. No. 10,969,314

DEVICE AND METHOD FOR ANCHOR BOLT (CABLE) SUPPORTING STRUCTURE TEST AND ANCHORING SYSTEM PERFORMANCE COMPREHENSIVE EXPERIMENT

SHANDONG UNIVERSITY OF SC...

1. A device for an anchor bolt supporting structure test and an anchoring system performance comprehensive experiment comprising a gantry, a loading mechanism, a test mechanism and a test piece, wherein the gantry comprises a base and an operation platform,the loading mechanism comprises a loading frame, an anchor bolt chuck, a bearing plate, a hollow drawing oil cylinder and a plurality of loading oil cylinders, the loading frame is disposed on a through-groove of the base, the anchor bolt chuck is disposed at an end of the loading frame, and the loading oil cylinder is disposed at a side surface of the loading frame and acts on the bearing plate; the hollow drawing oil cylinder is disposed at an end of the loading frame and opposite to the anchor bolt chuck;
the test mechanism comprises a stress sensor and a displacement sensor, an acoustic emission probe, a torsion motor and an anchor bolt drill, the torsion motor and the anchor bolt drill are both disposed on the operation platform, the stress sensor and the displacement sensor are disposed on the bearing plate, and the acoustic emission probe is disposed on the loading frame;
the test piece comprises a steel strip, an anchor net, a tray, and a test anchor bolt, one end of the test anchor bolt is fixed at a side of the loading frame, and the other end of the test anchor bolt passes through the hollow drawing oil cylinder; wherein the hollow drawing oil cylinder is disposed on a door plate hinged with a connection support, and an anchor net fixing hole and a steel strip fixing hole are further disposed on the connection support; a hollow bearing plate is disposed at a loading end of the hollow drawing oil cylinder, the anchor net is pressed onto the hollow bearing plate, and the steel strip and the tray are pressed onto the anchor net sequentially.

US Pat. No. 10,969,313

FIXTURE FOR TESTING THE SHEAR PERFORMANCE OF MICROCELLULAR-FOAMED THERMOPLASTIC COMPOSITE WELDS

Magna Exteriors Inc., Co...

1. A test fixture for measuring the weld interface between thermoplastic composite substrates, comprising:a first lateral support block operably coupled to a first gripper, said first gripper having a first channel operably for holding a first substrate of a test sample;
a second lateral support block parallel to the first lateral support block and operably coupled to a second gripper, said second gripper located lower than the first gripper and having a second channel operable for holding a second substrate of the test sample, said second substrate welded to the first substrate;
a compression device that applies a load against a loading point of the first lateral support block.

US Pat. No. 10,969,312

STRIKING DEVICE AND NATURAL FREQUENCY MEASURING DEVICE

SHIMADZU CORPORATION, Ky...

1. A striking device, measuring a natural frequency of a system comprising a force detector used in a material testing machine, the striking device comprising:an arm, capable of swinging around a spindle;
a weight, arranged in an end part of the arm on a side opposite to the spindle; and
a weight fixing mechanism, arranged above the force detector and fixing the weight at a standby height position and causing the weight to fall down in an arc shape from the standby height position along with a swing of the arm by releasing the fixation at the standby height position,
wherein the system is struck by the weight in a vertical direction parallel to a load direction of a test force during a material test that is conducted by the material testing machine.

US Pat. No. 10,969,311

TENSILE TEST FIXTURE FOR QUICK TESTING OF MATERIALS WITH LOW TRANSVERSE STRENGTH

THE FLORIDA STATE UNIVERS...

1. A tensile test fixture for testing materials with low transverse strength, the test fixture comprising:an upper fixture and a lower fixture, each fixture comprising:
a bearing plate comprising a slot extending from an edge of the bearing plate to the center of the bearing plate and a T-plate, wherein the bearing plate and the T-plate are spaced apart from each other by one or more threaded rods; and
a lock plate mounted to a surface of the bearing plate and comprising an aperture defined therethrough;
wherein the upper fixture and the lower fixture are oriented in opposite directions about a centerline, with the bearing plates of the upper fixture and the lower fixture proximate the centerline and the T-plates of the upper fixture and the lower fixture distal the centerline;
wherein a test specimen comprising an anchor at each end is operable to be received through central apertures defined by the slots in the bearing plates and the apertures in the lock plates of the upper fixture and lower fixture; and
wherein the lock plates are operable to align and then lock the test specimen within the tensile test fixture for tensile testing.

US Pat. No. 10,969,310

PARTICLE DETECTING MODULE

MICROJET TECHNOLOGY CO., ...

1. A particle detecting module comprising:a main body comprising:
an air guiding part, comprising:
a plurality of storage chambers; each of which comprises an inlet aperture, a heat-dissipation aperture, an outlet aperture and a heating element, wherein the heating element is configured to heat and dehumidify the air within the storage chamber, the water vapor generated thereby is discharged out from the storage chamber through the heat-dissipation aperture and the dehumidified air is guided out from the storage chamber through the outlet aperture;
a plurality of airflow channels, wherein each two adjacent storage chambers are in fluid communication with each other through a corresponding one of the airflow channels, so that after the air in each storage chamber is dehumidified, the dehumidified air is guided to an adjacent storage chamber through the corresponding airflow channel to be dehumidified again;
a plurality of temperature and humidity sensors, each of which is disposed within each of the plurality of storage chambers, respectively, to detect the temperature and the humidity of the air within the corresponding storage chamber, thereby adjusting a heating time and a heating power of the heating element of the corresponding storage chamber; and
a plurality of valves disposed on the inlet aperture, the heat-dissipation aperture and the outlet aperture of each of the plurality of storage chambers, respectively, so as to control a communication state of each storage chamber which is to perform a heat and dehumidification operation, wherein each of the valves is controlled to be opened or closed according to a detecting result of the temperature and humidity sensor of the corresponding storage chamber; and
a detecting part combined with the air guiding part, comprising:
a carrying partition dividing an inner space of the detecting part into an inlet compartment and an outlet compartment, and having a communication opening in fluid communication between the inlet compartment and the outlet compartment; and
a discharging aperture in fluid communication between the outlet compartment and the exterior of the main body;
a fine particle detecting base disposed in the inlet compartment and having a detecting channel and a receiving slot, wherein the receiving slot is located at one end of the detecting channel to be in fluid communication therewith;
an actuator disposed in the fine particle detecting base and configured to guide the air to flow in one way in the detecting part, wherein the air is guided to flow from the inlet compartment into the detecting channel, then being guided to the outlet compartment through the communication opening and discharged out through the discharging aperture; and
a sensor disposed on the carrying partition and located in the detecting channel of the fine particle detecting base, the sensor being configured to measure a concentration of suspended particles contained in the air in the detecting channel,
wherein when air at a humidity level higher than 40% is guided from the exterior into the air guiding part, the air is transported through each of the plurality of storage chambers connected in serial to be heated and dehumidified to achieve the humidity level ranged from 10% to 40%, after which the dehumidified air is transported into the detecting part and transported to the detecting channel through the actuator, and the concentration of suspended particles contained therein is detected by the sensor.

US Pat. No. 10,969,308

PARTICLE COLLECTOR

Seagate Technology LLC, ...

1. An apparatus comprising:a flow direction structure having an interior sidewall configured and arranged to direct the flow of particulate-laden gas along a flow path;
a flow sampler in the flow path and within the interior sidewall, the flow sampler including an inlet and being configured and arranged with the flow direction structure to sample a portion of the particulate-laden gas at a reduced velocity,
wherein the flow sampler is arranged such that a portion of the particulate-laden gas enters the inlet while another portion of the particulate-laden gas does not enter the inlet and passes around an exterior wall of the flow sampler between the flow sampler and the interior sidewall; and
a particle collector having a collecting surface, the flow sampler being configured and arranged with the particle collector to direct the sampled portion of the particulate-laden gas to the collecting surface and to adhere particulates from the particulate-laden gas to the collecting surface.

US Pat. No. 10,969,307

SOLID PHASE COATINGS FOR MICROEXTRACTION

Moxtek, Inc., Orem, UT (...

1. An apparatus for adsorbing then desorbing analytes, the apparatus comprising:a needle substrate;
a coating attached to the needle substrate, the coating being adsorptive and porous;
the coating including columnar nanostructures;
nanospaces between adjacent columnar structures; and
a thickness of the coating is circumferentially constant and tapered along a length of the needle substrate, with longer columnar nanostructures at a point of the needle substrate, and becoming thinner with shorter columnar nanostructures as a distance from the point increases.

US Pat. No. 10,969,306

DEVICE FOR TAKING MULTIPLE SAMPLES WHILE AVOIDING CROSS-CONTAMINATION

1. A device for collecting multiple samples while avoiding cross-contamination comprising:a handle assembly, said handle assembly comprising a hand grip and a trigger device,
a shaft assembly connected at a first end to said handle assembly, said shaft assembly comprising a shaft and an attachment assembly affixed to said shaft, said attachment assembly comprising at least one set of attachment clips configured for removable attachment of at least one sampling assembly;
an actuation assembly connected at a second end of said shaft assembly opposite said handle assembly, said actuation assembly comprising a base, a spring and an actuator movable within said base, said actuator being connected to a first prong and a second prong, said first and second prongs configured for the removable attachment of a sampling assembly,
a connection rod or cord connecting said trigger device, through said shaft assembly, with said actuation assembly,
a first sampling assembly removably attached to said first and second prongs of said actuation assembly, said first sampling assembly comprising a first sampling device for mechanically collecting a solid or liquid sample, said sampling device comprising an upper half and a lower half that are hinged together such that said upper half and said lower half can be opened with respect to each other when said trigger device in said handle assembly is actuated, and said sampling device is closed after a sample is collected by releasing said trigger, wherein said upper half and said lower half of said sampling device are configured to form a seal when said sampling device is closed, and
wherein said handle assembly, said actuation assembly and said first sampling assembly comprising said first sampling device, are in a two-dimensional vertical alignment with each other such that the actuation and release of said trigger device does not cause lateral torque or stress.

US Pat. No. 10,969,305

TURBINE SYSTEM WITH PLANNING DEVICE GENERATING USAGE PLAN OF COMPONENTS, AND PLANNING METHOD

MITSUBISHI POWER, LTD., ...

1. A turbine system comprising:a turbine;
a sensor provided in the turbine for collecting operation data of the turbine; and
a planning device comprising a processer and a memory storing a program, wherein the program causes the processer to function as:
a remaining life specifying unit configured to specify remaining lives of components for the turbine based on the operation data collected by the sensor;
a usage plan generating unit configured to specify aged components based on the specified remaining lives of the components, the aged components being the components remaining life of which is shorter than an interval up to a next periodic inspection period, and to generate a usage plan of the components, at a periodic inspection period, in which a combination of the aged components for which a difference between the remaining lives is equal to or less than an allowable error value is incorporated into the turbine and the aged components unrelated to the combination are stored in a warehouse; and
a load determination unit configured to determine, based on the specified remaining lives and the interval, a load of the turbine into which the components are to be incorporated such that the remaining life of each of the combination of the aged components at the next periodic inspection timing becomes equal to or less than the allowable error value,
wherein the turbine is operated at the load determined by the load determination unit.

US Pat. No. 10,969,304

STATE DETECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE, DATA ANALYSIS DEVICE, AND VEHICLE

TOYOTA JIDOSHA KABUSHIKI ...

1. A state detection system for an internal combustion engine, the state detection system being configured to be used for the internal combustion engine mounted on a vehicle to detect a predetermined operating state of the internal combustion engine that is accompanied by variations in combustion state among cylinders, the state detection system comprising:a storage device configured to store snapping data that defines a detection mapping, wherein
the detection mapping takes, as inputs, rotation waveform variables and a road surface state variable to output a combustion state variable,
the rotation waveform variables include information on a difference between cylinders in rotational speed of a crankshaft of the internal combustion engine during periods in which the respective cylinders generate combustion torque,
the road surface state variable relates to a state of a road surface on which the vehicle is traveling,
the combustion state variable relates to a level of variations in combustion state among the cylinders, and
the detection mapping outputs a value of the combustion state variable by computing a combination of the rotation waveform variables and the road surface state variable based on parameters learned by machine learning; and
an execution devices configured to perform an obtainment process and a determination process, wherein
the obtainment process obtains values of the rotation waveform variables based on an output of a sensor that detects rotational behavior of the crankshaft, and obtains a value of the road surface state variable based on an output of a sensor that detects a road surface state, and
the determination process determines whether the internal combustion engine is in the predetermined operating state based on an output value of the detection mapping that takes, as inputs, the values of the rotation waveform variables and the value of the road surface state variable, which are obtained in the obtainment process.

US Pat. No. 10,969,303

METHOD AND SYSTEM TO MONITOR THE HEALTH STATUS OF A ROLLING BEARING OF A MACHINERY, AND MACHINERY EQUIPPED WITH SAID SYSTEM

NUOVO PIGNONE TECNOLOGIE ...

1. A method to monitor the health status of a rolling bearing of a machinery, the method comprising:a first acquiring step of a rotation speed value of a shaft coupled to the rolling bearing;
a second acquiring step of a first signal generated by a vibration sensor located on the machinery in a position distant from the rolling bearing;
a first calculating step of a variation of the shaft rotation speed value during a predetermined time interval and if the calculated variation of the rotation falls within a predetermined variation interval;
obtaining a second signal representative of a bearing health status by performing a first filtering step of the first signal with a first algorithm based on a vibration produced by parts of the machinery different from the rolling bearing at the rotation speed value; and
a step of assessing a total debris mass present in an oil scavenge coupled to the rolling bearing if a defect is detected, and further to estimate a propagation of the defect over time.

US Pat. No. 10,969,302

OPTICAL TIME-DOMAIN REFLECTOMETERS AND RELATED METHODS

AFL Telecommunications LL...

1. A method of testing an optical network with an optical time-domain reflectometer, the method comprising:determining a reference power;
connecting the optical time-domain reflectometer to the optical network at a first end of the optical network and connecting an optical reflector to the optical network at a second end of the optical network opposite the first end of the optical network;
transmitting a light pulse from a light source of the optical time-domain reflectometer through the optical network to the optical reflector;
measuring a power level of a reflected light pulse reflected from the optical reflector through the optical network to the optical time-domain reflectometer with an optical power meter of the optical time-domain reflectometer; and
determining a loss of the optical network based on the measured power level of the reflected light pulse and the reference power.

US Pat. No. 10,969,301

SELF-ADMINISTRATED TESTING OF EYEGLASSES

SHAMIR OPTICAL INDUSTRY L...

1. A computer implemented method for self-administrated testing of eyeglasses, the method comprising computer performed steps, the steps comprising:analyzing at least one image of a predefined pattern reflected from at least one lens of a pair of eyeglasses of a user; wherein the predefined pattern comprises a plurality of parts, each part having a respective, predefined color and at least one of:
a respective predefined position within the pattern; and
a respective predefined order of placement around a center of the predefined pattern about which the plurality of parts are arranged,
wherein said analyzing is based on the respective predefined color and on said at least one of the respective predefined position and the respective predefined order of placement of at least one of the parts; and
identifying a property of the lens based on said analyzing of the predefined pattern reflected from the lens.

US Pat. No. 10,969,300

SYSTEM AND METHOD FOR FOCAL-PLANE ILLUMINATOR/DETECTOR (FASID) DESIGN FOR IMPROVED GRADED INDEX LENSES

Lawrence Livermore Nation...

1. A detector system for imaging an optical signal received by a graded index (GRIN) optical element to account for known variations in a graded index distribution of the GRIN optical element, the detector system comprising:a plurality of optical detector elements configured to receive optical rays received by the GRIN optical element at a plurality of specific locations on a plane, where the plane forms a part of the GRIN optical element or is downstream of the GRIN optical element relative to a direction of propagation of the optical rays;
ray tracing software configured to receive and map the optical rays to a plurality of additional specific locations on the plane based on the known variations in the graded index distribution of the GRIN optical element; and
a processor, including algorithms for diagonalization of a linear system matrix, configured to determine information on both an intensity and an angle of the received optical rays at each one of the plurality of specific locations on the plane.

US Pat. No. 10,969,299

LENS REFRACTIVE INDEX DETECTION DEVICE AND METHOD

1. A lens refractive index detection device, comprising a light source module, a lens center physical thickness detection module, and a lens center optical thickness detection module, whereinthe light source module includes a first light source component and a second light source component for outputting a collimated light beam, a first light combining component, and a focusing component, wherein the lens center physical thickness detection module includes a first imaging component and a second imaging component, and wherein the lens center optical thickness detection module includes a first photodetection component and a second photodetection component, a beam splitting component, a partial reflection mirror, and a movable reflection mirror,
wherein the second photodetection component, the partial reflection mirror, the beam splitting component, the focusing component and the first light combining component are arranged along a first optical axis direction from front to back,
wherein the movable reflection mirror is arranged on one side of the beam splitting component, the first photodetection component is disposed on the other side of the beam splitting component, and a focal surface of the focusing component is located between the beam splitting component and the partial reflection mirror for placing a measured lens,
wherein the first imaging component and the second imaging component are respectively arranged above and below the measured lens, and the collimated light beams output by the first light source component and the second light source component both pass through the first light combining component and transmit along the first optical axis direction, a collimated beam transmitted by the first light source component along the first optical axis direction is focused by the focusing component on the measured lens while scattered light spots generated by the upper and lower surfaces of the measured lens are detected by the first imaging component and the second imaging component,
wherein the focused light beam from the first light source component is also transmitted to the second photodetection component through the partial reflection mirror, and wherein the collimated light beam transmitted in the first optical axis direction from the second light source component passes through the beam splitting component and gets divided into two beams, one beam is projected on the movable reflection mirror and returns by reflection of the movable reflection mirror, and it is further transmitted by the beam splitting component to the first photodetection component, the other beam is projected on the partial reflection mirror and returns by reflection of the partial reflection mirror, and it is also reflected to the first photodetection component via the beam splitting component, and the two returned beams enter the first photodetection component for detecting an interference phenomena.

US Pat. No. 10,969,298

MULTI-DIMENSIONAL VIBRATION CONTROL METHOD FOR THE MODEL OF STRUT TAIL-SUPPORTED AIRCRAFT

DALIAN UNIVERSITY OF TECH...

1. A multi-dimensional vibration control method for a strut tail-supported aircraft model, wherein the method is through the arrangement in the aircraft model on the center of mass of pitch and yaw acceleration sensor measuring aircraft model, the main vibration acceleration of two component, calculate a main vibration vector and determine a strut real-time aircraft model plane, introduction of inertial force to solve a multidimensional active vibration damper on an active section by dynamic bending moment, and then obtain an initiative stress distribution on the active section, through the real-time vibration plane space position relation of multidimensional vibration damper to participate in the work of piezoelectric ceramic actuator serial number; a vibration control force is calculated in real time according to the stress on the active section of a piezoelectric ceramic actuator, and then the dynamic bending moment is generated in the process of a reverse bending moment resisting the vibration of the aircraft model; the multi-dimensional vibration active control system based on the piezoelectric ceramic actuator is adopted to control the multi-dimensional vibration; the specific steps are as follows:step 1: establish an absolute coordinate system of the aircraft model support system
the absolute coordinate system OXYZ (E) is established on an aircraft tail strut (4), and the coordinate origin is established in the equilibrium position at the intersection of the active section (F) and the axis of the aircraft tail strut (4), which is defined as O; the direction of the X axis coincides with the balance position of the axis of the aircraft tail strut (4) and points to the aircraft model (5),the direction of the Y axis is that the intersection of the active section (F) and the pitching plane points upward; the Z axis is determined by the right manipulation; a vibration measurement coordinate system OAXAYAZA(A) is established on the aircraft model (5), whose origin is established at the intersection of the centroid of the aircraft model (5) and the X axis of the absolute coordinate system OXYZ (E), which is defined as that the direction of the OA;XA coordinate axis coincides with the X axis of the absolute coordinate system OXYZ (E), the YA coordinate axis and the Y axis of the absolute coordinate system OXYZ (E) point upward, and the ZA coordinate axis is determined by right manipulation;step 2: obtain the components of the main vibration acceleration in the pitch plane and yaw plane in real time
using a pitching accelerometer (6) and a yaw accelerometer (7) at the centroid of the aircraft model (5) to measure the acceleration of the main vibration in the pitch plane and yaw plane perpendicular to each other, the acceleration of the main vibration is fed back to a real-time controller (8) controlled by an upper computer (9), and a plurality of acceleration sampling values of the pitch plane and the yaw plane are collected in each vibration control cycle, the acceleration components of the main vibration acceleration in the pitch direction and yaw direction in a vibration control cycle are calculated by formulas (1) and (2) respectively:

among them, the acceleration component of the apith(t) main vibration acceleration in the pitch direction, the acceleration component of the ayaw(t) main vibration acceleration in the yaw direction, apithi(t) , ayawi(t) is the acceleration sampling value of the aircraft model (5) in the pitching plane and the yaw plane at the i sampling time, and N is the number of acceleration sampling values in each vibration control cycle, wherein i=1,2. . . N;
step 3: solve the main vibration acceleration vector in real time
the main vibration acceleration is obtained by combining the acceleration components in the pitching direction and yaw direction; the main vibration acceleration consists of magnitude and direction; the main vibration acceleration vector is constructed by solving the magnitude and direction of the main vibration acceleration vector in each vibration control cycle in real time by using formulas (3) and (4):

among them, a(t) is the main vibration acceleration vector, |a(t) | is the magnitude of the a(t) vibration acceleration vector, and ?a(t) is the main vibration acceleration vector in a(t) directions;
step 4: establish a real-time vibration active control coordinate system of the aircraft model and determine the real-time vibration plane of the strut
the real-time active vibration control coordinate system O?X?Y?Z?(D) is established on the active section (F), and its origin coincides with the origin O of the absolute coordinate system OXYZ (E); it is defined that the direction of the O?; X?axis coincides with the direction of the X coordinate of the absolute coordinate OXYZ (E), the Y?axis coincides with the a(t) direction of the main vibration acceleration vector, and the Z60 coordinate axis is determined by the right manipulation; plane X?O?Y?is the real-time vibration plane X?O?Y?(C) of the strut; because of the randomness of the vibration of the aircraft model (5), the real-time active vibration control coordinate system O?X?Y?Z?(D) changes with time, and the real-time vibration plane X?O?Y?(C) changes with time;
step 5: the real-time inertial force and the stress distribution on the active section of the support system are solved
on the real time vibration plane X?O?Y?(C) of the aircraft tail strut (4), the inertia force is solved in real time by formula (5)
FI(t)=?meqa(t)  (5)
formula (6) was used to calculate the dynamic bending moment on the active section (F) in real time
M(t)=FI(t)·L  (6)
a dynamic stress distribution on the active section (F) was solved in real time by formula (7)

among them, meq is the equivalent mass of the support system, FI(t) is the real-time inertia force acting on the aircraft model (5), M(t) is the dynamic bending moment on the active section (F) of the aircraft model (5) during vibration, L is the distance from the centroid of the aircraft model (5) to the active section (F), ?(ya, za, t) is the dynamic stress at the length of the active section (F) inner distance X?coordinate axis ya, and Iz ?(t) is the real time inertia moment of the active section (F) to the Z?coordinate axis;
step 6: determine the serial number of the piezoelectric ceramic actuator in real time and calculate the vibration control force
a number of the piezoelectric ceramic actuators (3-1) are uniformly arranged in the circumferential direction of the multi-dimensional vibration damper (3) at the active section (F), the uniformly distributed circumferential radius is R, and the piezoelectric ceramic which coincides with the Z axis of the absolute coordinate system OXYZ (E) is set as No. 0 piezoelectric ceramic actuator (3-1), the No. 1 piezoelectric ceramic actuator (3-1), the No. 2 piezoelectric ceramic actuator (3-1), . . . , the No. n piezoelectric ceramic actuator (3-1), are arranged in a counterclockwise circular array in turn; the array angle between two adjacent piezoelectric ceramic actuators (3-1) is
in the real-time active vibration control coordinate system O?X?Y?Z?(D), the piezoelectric ceramic actuator (3-1) above the Z?axis participates in the vibration control, and the serial number of the piezoelectric ceramic actuator (3-1) participating in the work is:among them,represent the rounding of the calculated values ofrespectively, ?(t) is an angle between the main vibration acceleration vector a(t) and the Z axis of the absolute coordinate system OXYZ (E), and then the real-time coordinates of the center of the piezoelectric ceramic actuator (3-1) in the real-time active vibration control coordinate system O?X?Y?Z?(D) are determined as follows:
where, ?n c, is the angle between participating piezoelectric ceramic actuator (3-1) and the Z axis direction of the absolute coordinate system OXYZ (E), and the resultant force on the active section (F) of the participating piezoelectric ceramic actuator (3-1) is:

where,
is the contact area between no. nc participating piezoelectric ceramic actuator (3-1) and the active section (F), and resistance required by the no. nc participating piezoelectric ceramic actuator (3-1) is:
finally, all the participating piezoelectric ceramic actuators (3-1) generate the reverse bending moment MR (t) to resist the dynamic bending moment M(t) generated during the vibration of the aircraft model (5).

US Pat. No. 10,969,297

DYNAMIC DIAGNOSIS SYSTEM AND METHOD FOR CONCRETE DAMAGE BASED ON DISTRIBUTED SENSING OPTICAL FIBER

HOHAI UNIVERSITY, Jiangs...

1. A dynamic diagnosis system for concrete damage based on a distributed sensing optical fiber, comprising an upper fixed platform and lower fixed platforms, the upper fixed platform being internally provided with an optical fiber correction entity and an optical fiber framing platform, the optical fiber correction entity being provided with a butterfly-shaped optical fiber pressing block, the optical fiber framing platform being provided with an optical fiber threaded column, a sensing monitoring barrel and a disturbance eliminating barrel made up a pair and arranged in parallel being arranged below the upper fixed platform, the downside of the sensing monitoring barrel being connected with a left fiber fixing beam, the left fiber fixing beam being connected with a left barrel bottom cone, the left barrel bottom cone being hinged with a left port light source protection body, the lower end of the disturbance eliminating barrel being connected with a right fiber fixing beam, the right fiber fixing beam being connected with a right barrel bottom cone, the right barrel bottom cone being hinged with a right port light source protection body, the left barrel bottom cone and the right barrel bottom cone being located on the lower fixed platforms, a left channel sensing optical fiber reaching the left port light source protection body after sequentially passing through the butterfly-shaped optical fiber pressing block, the optical fiber correction entity, the sensing monitoring barrel and the left barrel bottom cone, and a right channel sensing optical fiber reaching the right port light source protection body after sequentially passing through the optical fiber framing platform, the disturbance eliminating barrel and the right barrel bottom cone;wherein a ring structure is arranged directly under the optical fiber correction entity, two sides of the ring structure are respectively provided with a left elastic body and a right elastic body, the left elastic body and the right elastic body are respectively connected with a left magnet and a right magnet, the left magnet and the right magnet are fixedly arranged on the upper fixed platform, the left channel sensing optical fiber connects with the ring structure, and the left channel sensing optical fiber penetrates into the sensing monitoring barrel.

US Pat. No. 10,969,296

LEAK-DETECTION SYSTEMS INCLUDING INSPECTION VEHICLES AND LEAK-DETECTION DEVICES

General Electric Company,...

1. A leak-detection system, comprising:an inspection vehicle for inspecting a plurality of components of an apparatus, the inspection vehicle including:
at least one camera positioned on a housing;
a fluid-detection tool coupled to the housing, the fluid-detection tool detecting fluids leaking from the plurality of components of the apparatus; and
a propulsion assembly coupled to the housing, the propulsion assembly moving the inspection vehicle; and
a leak-detection device in electronic communication with the fluid-detection tool of the inspection vehicle, the leak-detection device configured to:
identify a specific component of the plurality of components of the apparatus leaking a fluid using:
fluid detection data generated by the fluid-detection tool of the inspection vehicle; and
predetermined component data relating to each of the plurality of components of the apparatus; and
provide a notification including component-leak information relating to the specific component of the plurality of components of the apparatus leaking the fluid,wherein the predetermined component data relating to each of the plurality of components of the apparatus includes at least a desired pressure range for the fluid flowing through each of the plurality of components of the apparatus to detect whether an actual pressure of the fluid flowing through the specific component of the apparatus is outside of the desired pressure range to identify the specific component leaking the fluid.

US Pat. No. 10,969,295

FIXING STRUCTURE FOR ELECTRONIC DEVICE AND WATER LEAKAGE DETECTOR

HITACHI, LTD., Tokyo (JP...

1. A fixing structure for an electronic device comprising:an electronic device;
an attachment portion on which the electronic device is mounted and which is detachably attached to a truncated quadrangular pyramid structure portion of a valve cap attached to a rotating operation unit for opening and closing a water regulating valve provided in a water service pipe; and
a plurality of magnets that is provided in the attachment portion, wherein
the truncated quadrangular pyramid structure portion includes a quadrangular upper surface and four side surfaces connected to the upper surface, and
the attachment portion is fixed using the plurality of magnets, one of the magnets attached to each of the upper surface of the truncated quadrangular pyramid structure portion and at least one side surface among the four side surfaces of the truncated quadrangular pyramid structure portion.

US Pat. No. 10,969,294

METHOD AND SYSTEM FOR FUEL SYSTEM LEAK DETECTION

Ford Global Technologies,...

15. A vehicle system, comprising:an engine;
a fuel system including a fuel tank, a fuel vapor canister, a vent valve coupling the canister to atmosphere, and an isolation valve coupling the canister to the fuel tank;
a pressure sensor coupled to the fuel system;
an active air dam (AAD) coupled to a bumper of a vehicle body via a linkage;
an active grille system (AGS) including a plurality of movable vanes coupled to a front grille of the vehicle body; and
a controller storing instructions in non-transitory memory executable to:
while the vehicle is actuated on, adjust a setting of each of the AAD and the AGS as a function of vehicle speed; and
while the vehicle is actuated-off, adjust the setting of each of the AAD and the AGS as a function of pressure phase or vacuum phase of an engine-off leak test.

US Pat. No. 10,969,293

TESTING MECHANISM FOR VALVE REPLACEMENT AND LEAK DETECTION ON A TANK CAR

Union Tank Car Company, ...

1. A testing mechanism to be utilized when replacing a valve utilized on a tank car, the testing mechanism comprising:a pipe plug device configured to inflate and plug a pipe located on a tank car, the pipe plug device including a pipe plug bladder and a pipe plug pressure fitting to inflate the pipe plug bladder against a wall of the pipe, wherein the pipe plug device is used when removing a first valve and replacing the first valve with a replacement valve; and
a pressure test device to conduct a leak detect test on the replacement valve after the pipe plug device is removed from the pipe, the pressure test device including a pressure test valve cap and a test valve bladder located on the lower end of the replacement valve, a bladder pressure fitting connected by a hose to the test valve bladder and connected through the pressure test valve cap, the bladder pressure fitting receives a bladder pressure to inflate and deflate the test valve bladder, and a test pressure fitting that receives a test pressure to pressurize the replacement valve to detect a leak in the replacement valve, the test pressure fitting and the bladder pressure fitting located separately on the pressure test valve cap.

US Pat. No. 10,969,292

APPARATUS FOR MEASURING IMBALANCE FORCES OF A TIRE/HUB ASSEMBLY OF A VEHICLE DURING MOTION OF THE VEHICLE

BALANCED ENGINEERING SOLU...

1. An apparatus configured to be removably attached to a tire/hub assembly of a vehicle via lug nuts of the tire/hub assembly for use in determining imbalance forces of the tire/hub assembly during motion of the vehicle, the apparatus comprising:(a) a disk;
(b) a plurality of cup-shaped objects, each cup-shaped object being rigidly fixed at one end to the disk and extending perpendicularly outward from the disk, the plurality of cup-shaped objects being arranged a fixed radial distance from a radial center of the disk in a pattern that matches the lug nuts of the tire/hub assembly, each of the cup-shaped objects being hollow along at least a portion of its length that is distal from the disk, the hollow portion having a diameter that is larger than a diameter of the lug nuts of the tire/hub assembly so as to allow the apparatus to be mounted to the vehicle's tire/hub assembly by fitting the plurality of cup-shaped objects over the lug nuts of the tire/hub assembly; and
(c) one or more inertial measurement units (IMU's) mounted to the disk and configured to measure parameters that are used for calculating the imbalance forces during motion of the vehicle,
wherein one or more of the cup-shaped objects includes a magnet fixedly mounted at an end of the cup-shaped objects proximate to the disk so as to magnetically engage with one of the lug nuts when the apparatus is attached to the tire/hub assembly of the vehicle, and thereby inhibit the apparatus from coming off of the vehicle when the vehicle is in motion.

US Pat. No. 10,969,291

IONIZATION GAUGE AND CARTRIDGE

CANON ANELVA CORPORATION,...

1. An ionization gauge comprising an anode, a cathode, and an electromagnetic wave source, whereinthe cathode comprises a first cathode plate having a first surface and a second surface opposite to the first surface, the first cathode plate including a first through hole through which the anode passes, a storage portion configured to store the electromagnetic wave source, and a passage arranged between the storage portion and the first through hole and configured to pass an electromagnetic wave generated by the electromagnetic wave source,
wherein the passage includes a portion arranged between the first surface and the second surface such that the electromagnetic wave generated by the electromagnetic wave source passes through the portion of the passage to the first through hole.

US Pat. No. 10,969,290

ANODE ELECTRODE SHIELD FOR INVERTED MAGNETRON COLD CATHODE IONIZATION GAUGE

MKS Instruments, Inc., A...

1. A cold cathode ionization gauge (CCIG) comprising:an extended anode;
a cathode surrounding the anode along a length of the anode, the cathode forming a discharge space around the anode to enable formation of a plasma between the anode and the cathode and a resultant ion current flow into the cathode, the cathode comprising a base plate having a base surface that forms a surface of the discharge space;
a magnet applying a magnetic field through the discharge space to lengthen free electron paths to sustain the plasma;
a feedthrough insulator supporting the anode, the insulator extending through the base surface;
a shield mounted to the base surface of the cathode and surrounding and spaced from the anode, the shield electrically isolated from the insulator and shielding the insulator from electrons of the plasma, wherein the shield is spaced from the anode by a first spacing, the shield spaced from the insulator by a second spacing greater than the first spacing, the first and second spacings enabling shielding of the insulator from electrons of the plasma, the shielding including reflecting the electrons to diminish electron loss at a transition area from the anode to the insulator; and
an electric controller that applies voltage between the anode and the cathode to create ionization with plasma discharge between the anode and the cathode, the controller determining pressure based on measured ion current flow to the cathode.

US Pat. No. 10,969,289

FIELD SERVICEABLE, SMALL FORM-FACTOR PRESSURE SCANNER

Kulite Semiconductor Prod...

1. A pressure scanner assembly, comprising:a mounting plate comprising a back-side sensor mounting interface configured for simultaneous mounting of single-input and dual-input pressure sensors;
a plurality of field-swappable pressure sensors attached to the sensor mounting interface, wherein each of the plurality of field-swappable pressure sensors are in communication with one or more corresponding input ports disposed on a front-side of the mounting plate; and
a multi-channel data acquisition system configured to receive pressure signals from the plurality of field-swappable pressure sensors.

US Pat. No. 10,969,288

FLUID PRESSURE SENSOR

Sensata Technologies, Inc...

1. An assembly for sealing a passageway with a fluid passing therethrough, the assembly comprising:a) a port body having: i) a base surface; ii) an axial passage for receiving the fluid; iii) and an interior;
b) a base cover located in the interior and in contact with the port body, the base cover having:
i) a skirt defining an axial bore; and
ii) a ledge extending radially inward from the skirt, wherein the ledge terminates in: a lower annular ridge, having a diameter D1; and
an upper annular ridge that forms a recess with the lower annular ridge, wherein the lower annular ridge opposes the upper annular ridge; and
c) an annular seal having an outer diameter D2 and a central diameter D3, such that D2 is larger than D1 and D1 is larger than D3 for holding the annular seal within the recess such that the annular seal extends below the axial bore of the base cover, wherein the annular seal is capable of deforming and being in contact with the base surface at times a crimping force is applied to the assembly,
wherein the lower annular ridge slopes from a central portion at a sharper slope than the upper annular ridge to reduce a flexure of the annular seal at times the crimping force is applied to the assembly.

US Pat. No. 10,969,287

FILLING BODY FOR REDUCING A VOLUME OF A PRESSURE MEASUREMENT CHAMBER

1. A filling body for reducing a volume to be filled with a pressure-transmitting fluid of a pressure measurement chamber surrounding a pressure sensor, the filling body comprising:a recess for receiving the pressure sensor; and
a freestanding base projecting into the recess on which the pressure sensor is mountable;
wherein a filling body base carrying the filling body is provided on a side of the filling body facing away from the recess;
wherein the filling body is mountable at an application location such that the filling body base carries the free-standing filling body;
wherein a base surface of the filling body base is smaller than a base surface of a filling body region that borders the filling body base and surrounds the recess.

US Pat. No. 10,969,286

PRESSURE SENSOR

MIKUNI CORPORATION, Toky...

1. A pressure sensor comprising:a cylindrical housing extending along an axial line;
a diaphragm, which is fixed to a front-end side of the housing, and which is deformable in response to received pressure;
a piezoelectric unit, which is disposed in a hole in the housing, and which comprises two or more stack members including one or more piezoelectric elements; and
a transmission member that transmits a deformation of the diaphragm to the piezoelectric unit, wherein:
the pressure sensor further comprises a guide member, which has a through hole extending along the axial line, and which surrounds at least a part of an outer periphery of the piezoelectric unit; and
in a cross section perpendicular to the axial line passing through the piezoelectric element, the following relationship is satisfied:
(SL/AL)?0.26
where SL is a maximum radial distance between a center of the through hole and a center of the piezoelectric element in the through hole, and
AL is a maximum radial distance between an outside surface of the piezoelectric element and the center of the through hole.

US Pat. No. 10,969,285

ENGINE TORQUE ESTIMATING DEVICE, ENGINE CONTROL SYSTEM, AND ENGINE TORQUE ESTIMATION METHOD

FUJITSU LIMITED, Kawasak...

1. An engine torque estimating device comprising:a memory; and
a processor coupled to the memory and configured to execute a process, the process including:
acquiring, from a crank angle sensor installed for a crankshaft of an engine, a chronological waveform in which amplitude changes based on a rotational speed of the crankshaft;
generating input data to a mathematical model based on information of the amplitude of the chronological waveform; and
calculating an estimated value of engine torque by processing the generated input data with the mathematical model,
wherein the chronological waveform includes a first section in which maximum points and minimum points of the amplitude alternately occur while the value of the chronological waveform crosses 0 (zero) amplitude due to rotation of the crankshaft, and a second section for detection of a top dead center, and
wherein the information of the amplitude includes either or both of values of the maximum points and values of the minimum points in the first section of the chronological waveform,
wherein the process further includes executing first chronological data generation to generate chronological data of maximum values of the amplitude based on multiple maximum points, and
wherein in the generating of the input data to the mathematical model, the input data is generated based on the chronological data of the maximum values.

US Pat. No. 10,969,284

OPTICAL SENSOR AND APPARATUS INCLUDING OPTICAL SENSOR

Canon Kabushiki Kaisha, ...

1. An optical sensor comprising:a base portion;
an action portion;
a reflecting member disposed at one of the base portion and the action portion; and
a detection unit including a light source and a light receiving element disposed at the other one of the base portion and the action portion,
wherein a space between the detection unit and the reflecting member is filled with a light transmissive material and with no air gap layer,
wherein the space includes an optical path that leads from the light source, is reflected by the reflecting member, and leads to the light receiving element, and
wherein the optical sensor is configured to detect a force and/or acceleration due to the light receiving element detecting light emitted from the light source and reflected by the reflecting member.

US Pat. No. 10,969,283

SENSING TEXTILE

SAINT-GOBAIN ADFORS CANAD...

1. A sensing textile comprising:at least one assembly of optical fiber filaments, wherein the sensing textile has a main direction and a cross direction, and wherein the at least one assembly of optical fiber filaments is oriented at any angle measured relative to the cross direction, wherein the at least one assembly of optical fiber filaments measures a change in a value along a length of the optical fiber filament and along a cross-section, a surface, or combination thereof of a structure adjacent to the sensing textile, the change in the value corresponding to an environmental change comprising strain, temperature, or combination thereof along the cross-section, the surface, or combination thereof of the structure, wherein the sensing textile is a flexible fabric having a width of at least 0.25 meters.

US Pat. No. 10,969,282

WIRELESS TEMPERATURE SENSORS AND METHODS

Florida State University ...

1. A device for temperature sensing in high temperature environments comprising:a patch comprising a conductive material;
a substrate (i) comprising a polymer derived ceramic, and (ii) having a dielectric constant (?r) at 25° C. of about 2 to about 6; and
a ground plane;
wherein the substrate is arranged between the patch and the ground plane, and the substrate is in contact with both the patch and the ground plane.

US Pat. No. 10,969,281

ILLUMINATION APPARATUS

OLYMPUS CORPORATION, Tok...

1. An illumination apparatus structured to generate an interference fringe, comprising:an input arm structured to receive an input light beam from a light source;
a first output arm;
a second output arm;
a splitter structured to split the input light beam that has passed through the input arm into the first output arm and the second output arm;
a phase modulator structured to change a phase difference between output light beams respectively output from the first output arm and the second output arm; and
a phase detector structured to detect the phase difference between the output light beams respectively output from the first output arm and the second output arm based on a return light beam obtained by combining a first reflected light beam reflected by an end of the first output arm and a second reflected light beam reflected by an end of the second output arm.