US Pat. No. 11,067,701

POSITIONING CONTROL METHOD AND POSITIONING DEVICE

SEIKO EPSON CORPORATION, ...


1. A positioning control method of a positioning device worn on a user's body, the method comprising:receiving positioning satellite signals from positioning satellites by a receiver;
acquiring measurements including a code phase and a doppler frequency derived from the positioning satellite signals by a processor;
determining whether a current mode is a swimming mode by the processor according to a manipulation signal from an input device generated by an operation of a user; and
calculating a position of the positioning device, by the processor, using the code phase when the current mode is the swimming mode, and calculating the position of the positioning device using the code phase and the doppler frequency when the current mode is not the swimming mode.

US Pat. No. 11,067,700

REMOVABLY ATTACHABLE GPS MODULE FOR A PORTABLE LOCATOR

Merlin Technology, Inc., ...


1. A GPS module for use with a portable locator as part of an inground locating system, the portable locator including a locator housing having a display head that supports a display, said GPS module comprising:a frame having an antenna arm extending from a side margin thereof and the frame defines a display aperture such that the frame is removably installable on the display head of the portable locator with the display visible through the display aperture; and
an electrical interface for electrical communication with the portable locator with the frame removably installed thereon.

US Pat. No. 11,067,699

APPARATUS AND METHOD FOR IMPROVED POSITION DETERMINATION FOR A VEHICLE


1. An apparatus for use in a vehicle for taking into consideration errors in a position determination for the vehicle, the apparatus comprising:a first communication interface configured to receive a first data from the at least one satellite; and
a controller configured to:determine that the vehicle is parked,
in response to determining that the vehicle is parked,
process the received first data to determine at least one parameter for the creation of an error correction model for correcting a position error caused by atmospheric effects in the determination of a position for the vehicle calculated from positioning signals received from the at least one satellite.


US Pat. No. 11,067,698

MESSAGE BROADCAST APPARATUS AND METHOD FOR ENHANCED PARAMETER IN SATELLITE NAVIGATION SYSTEM

Shanghai Astronomical Obs...


1. A message broadcast apparatus for an enhanced parameter in a satellite navigation system, comprising:a processor, which determines an insertion position of the enhanced parameter in a reserved space in a navigation message frame structure model according to the byte size and the broadcast frequency of the enhanced parameter that needs to be broadcast, so as to perform the message arrangement of the enhanced parameter; and
a transmitter, which uploads the arranged message to a broadcast satellite for broadcasting the message,
wherein the navigation message frame structure model is defined by a superframe, a main frame and a sub-frame, with each of superframes containing 120 main frames, each of main frames containing 5 sub-frames, each of sub-frames containing 10 words and each of words containing 30 bits and lasting 0.06 second, and
wherein among the 5 sub-frames, sub-frame 1 is used to broadcast the present satellite's basic navigation information of the satellite navigation system and transmitted by 10 pages in a time division manner, sub-frame 2 to sub-frame 4 are used to broadcast the integrity and differential information of the satellite navigation system and transmitted respectively by 6 pages in a time division manner, and sub-frame 5 is used to broadcast all the satellite almanacs, ionosphere information and time synchronization information with other systems of the satellite navigation system and transmitted by 120 pages in a time division manner.

US Pat. No. 11,067,697

METHOD AND SYSTEM FOR PROVIDING ASSISTANCE TO GEOLOCATION OF NODE DEVICES OF AN ASYNCHRONOUS RF NETWORK

ABEEWAY, Meylan (FR)


1. Method for providing assistance to geolocation of at least one node device of an asynchronous radio frequency (RF) network by implementing at least one transceiver, each of said at least one node device comprising a global navigation satellite system (GNSS) receiver, the method comprising the following steps:at the level of said GNSS receiver of said at least one node device:receiving at least three GNSS signals from visible GNSS satellites;
computing data proportional to at least two time of arrival differences between receptions of predetermined signal sequences of said at least three GNSS signals taken in pairs;
generating a data packet comprising said data proportional to said at least two time of arrival differences, and
asynchronously emitting the data packet towards said at least one transceiver; and

at the level of said at least one transceiver:receiving said data packet,
adding a time-stamp to said data packet for generating a time-stamped data packet; and
emitting said time-stamped data packet toward a A-GNSS server.


US Pat. No. 11,067,696

SYSTEM AND METHODS FOR COUNTERING SATELLITE-NAVIGATED MUNITIONS

COUNTER ECHO SOLUTIONS LL...


1. A system, comprising:a processor; and
a memory that stores computer executable instructions that, when executed by the processor, facilitate performance of operations, comprising:receiving information from an incoming object detector, wherein the information comprises data regarding an incoming object;
processing the information received from the incoming object detector; and
based on the processing, sending a command that is usable to facilitate an emission of jamming signals by a plurality of antennas to disrupt a satellite navigation signal potentially received by the incoming object.


US Pat. No. 11,067,695

3D IMAGING BY MULTIPLE SENSORS DURING 3D PRINTING

Konica Minolta Laboratory...


1. A method for 3D printing an object based on a 3D printable model of the object, comprising:scanning, by a first LiDAR sensor of a plurality of LiDAR sensors, a portion of the object while the object is being printed by a printer head;
generating an image of at least the portion of the object based on scanning the portion;
generating a comparison by comparing the image with the 3D printable model; and
sending a feedback signal that adjusts the printer head based on the comparison, wherein
the plurality of LiDAR sensors operate at a same wavelength,
one of the plurality of LiDAR sensors closest to the printer head is active for scanning, and
a remainder of the plurality of LiDAR sensors are inactive for scanning.

US Pat. No. 11,067,694

LOCATING METHOD AND DEVICE, STORAGE MEDIUM, AND ELECTRONIC DEVICE

Ninebot (Changzhou) Tech ...


1. A locating method, performed by a terminal device and comprising:controlling a visual camera and a Light Detection And Ranging (Lidar) or depth camera to respectively acquire a first locating image and a second locating image in a same scenario by using a same map construction trajectory, wherein a matching similarity between a scene object characteristic location of the first locating image and a scene object characteristic location of the second locating image exceeds a predetermined similarity;
respectively determining first locating information indicated by the first locating image under a predetermined coordinate system and second locating information indicated by the second locating image under the predetermined coordinate system;
combining the first locating information and the second locating information to acquire third locating information; and
locating based on the third locating information.

US Pat. No. 11,067,693

SYSTEM AND METHOD FOR CALIBRATING A LIDAR AND A CAMERA TOGETHER USING SEMANTIC SEGMENTATION

Toyota Research Institute...


1. A calibration system for calibrating a light detection and ranging (LiDAR) sensor with a camera sensor, comprising:one or more processors;
a memory communicably coupled to the one or more processors and storing:an acquisition module including instructions that when executed by the one or more processors cause the one or more processors to control i) the LiDAR sensor to acquire point cloud data, and ii) the camera sensor to acquire a camera image, wherein the point cloud data and the camera image at least partially overlap in relation to a field of view of a surrounding environment; and
an adjustment module including instructions that when executed by the one or more processors cause the one or more processors to project the point cloud data into the camera image to form a combined image by computing the combined image using a transformation between the point cloud data and the camera image according to at least sensor parameters, and
wherein the adjustment module includes instructions to adjust the sensor parameters of the LiDAR sensor and the camera sensor according to the combined image to calibrate the LiDAR sensor and the camera sensor together by using a semantic label associated with an object in the camera image without a calibration marker.


US Pat. No. 11,067,692

DETECTOR FOR DETERMINING A POSITION OF AT LEAST ONE OBJECT

trinamiX GmbH, Ludwigsha...


1. A method of adjusting a detector, wherein the detector is suitable for determining a position of at least one object within a range of measurement, wherein the detector constitutes a coordinate system in which an optical axis forms a z-axis, a direction parallel or antiparallel to the z-axis being a longitudinal direction, and a coordinate along the z-axis being a longitudinal coordinate, the detector comprising at least two longitudinal optical sensors and at least one transfer device suitable for imaging the at least one object into an image plane, the at least one transfer device having a focal plane and being positioned between the at least two longitudinal optical sensors and the at least one object, each of the at least two longitudinal optical sensors having at least one sensor region and being designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the respective sensor region by at least one light beam propagating from the at least one object to the detector, wherein the at least one longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the at least one light beam in the respective sensor region, the detector further comprising at least one evaluation device, the method comprising:(i) subsequently moving the at least one object longitudinally to at least two different calibration positions having at least two different longitudinal coordinates within the range of measurement;
(ii) recording, for each of the at least two different calibration positions, at least one first longitudinal sensor signal generated by a first longitudinal optical sensor and at least one second longitudinal sensor signal generated by a second longitudinal optical sensor;
(iii) forming, for each of the at least two different calibration positions, at least one calibration signal using the at least one first longitudinal sensor signal and the at least one second longitudinal sensor signal; and
(iv) generating a calibration function using the at least one calibration signal, the calibration function defining a relationship between a longitudinal coordinate of the at least one object and the at least one first longitudinal sensor signal and the at least one second longitudinal sensor signal;
wherein the method further comprises at least one adjustment step for positioning the first longitudinal optical sensor and the second longitudinal optical sensor, the adjustment step comprising the following substeps:a) positioning the object in at least one outermost position within the measurement range, the outermost position having a maximum longitudinal coordinate;
b) positioning the first longitudinal optical sensor at a longitudinal coordinate of a focused image plane;
c) positioning the object in at least one closest position within the measurement range, the closest position having a minimum longitudinal coordinate; and
d) positioning the second longitudinal optical sensor at a longitudinal coordinate of a focused image plane.


US Pat. No. 11,067,691

ACQUISITION OF DISTANCE DATA WITH OPTICAL RANGING SYSTEMS

ams Sensors Singapore Pte...


1. A method for collecting distance data with an optical ranging system, the method comprising:initializing the optical ranging system, the optical ranging system including at least one reference pixel operable to convert incident light to electrical charges, and at least one object pixel operable to convert incident light to electrical charges;
directing incident light to the at least one reference pixel and the at least one object pixel, collecting electrical charges with the at least one reference pixel over an initial reference-pixel integration time, and collecting electrical charges with the at least one object pixel over an initial object-pixel integration time;
correlating the electrical charges collected with the at least one reference pixel over the initial reference-pixel integration time to an initial reference signal having an initial reference signal intensity;
correlating the electrical charges collected with the at least one object pixel over the initial object-pixel integration time to an initial object signal having an initial object-signal intensity;
determining an optimal reference pixel integration time and an optimal object pixel integration time from the initial reference signal and the initial object signal;
collecting electrical charges with the at least one reference pixel over the optimal reference pixel integration time, and collecting electrical charges with the at least one object pixel over the optimal object pixel integration time;
correlating the electrical charges collected with the at least one reference pixel over the optimal reference pixel integration time to an optimal reference signal, and correlating the electrical charges collected with the at least one object pixel over the optimal object pixel integration time to an optimal object signal; and
determining distance data from the optimal reference signal and the optimal object signal,
wherein determining the optimal reference-pixel-integration time and the optimal object-pixel-integration time from the initial reference signal and the initial object signal further includes:determining a calculated reference-pixel-integration time, and determining a calculated object-pixel-integration time;
comparing the calculated reference-pixel-integration time to a pre-established minimum integration time and a pre-established maximum integration time;
comparing the calculated object-pixel-integration time to the pre-established minimum integration time and the pre-established maximum integration time;
equating the optimal reference-pixel-integration time to the calculated reference-pixel-integration time or the calculated object-pixel-integration time; and
equating the optimal object-pixel-integration time to the calculated object-pixel-integration time; and

wherein determining the calculated-reference-pixel-integration time further includes:comparing the initial reference-signal intensity to a pre-established reference-signal intensity threshold;
increasing the initial reference-pixel integration time for initial reference-signal intensities lower than the pre-established reference-signal intensity threshold;
decreasing the initial reference-pixel integration time for initial reference-signal intensities greater than the pre-established reference-signal intensity threshold; and
equating the initial reference-pixel integration time to the calculated-reference-pixel-integration time.


US Pat. No. 11,067,690

MEASURING APPARATUS COMPRISING AN INTERFEROMETER AND AN ABSORPTION MEDIUM DEFINING A DENSE LINE SPECTRUM

LEICA GEOSYSTEMS AG, Hee...


1. An optical metrology device embodied as a laser tracker configured for continuous tracking of an object, the optical metrology device having a rangefinder for determining a change in distance to the object using an interferometer for generating an interferometer output variable for respective distances to the object, comprising:a tunable laser diode for generating a laser beam in such a way that an emission wavelength of the laser beam is variable by varying at least one tuning parameter, wherein initially a dependence of the emission wavelength as function of the at least one tuning parameter is unknown;
an interferometer detector configured to detect at least part of the laser beam and to generate the interferometer output variable, based thereon;
an absorption medium for stabilizing the emission wavelength of the tunable laser diode;
a photodetector for determining a transmission behavior of laser radiation of the tunable laser diode interacting with the absorption medium;
a memory providing for a specific wavelength range a known absorption spectrum of the absorption medium, the known absorption spectrum specifying respective absorption lines for laser radiation interacting with the absorption medium; and
a control and evaluation unit configured to carry out a calibration mode for determining a dependence of the emission wavelength of the tunable laser diode as function of the at least one tuning parameter;
wherein, in the calibration mode:the emission wavelength of the laser beam is varied by virtue of varying the at least one tuning parameter such that the emission wavelength of the tunable laser diode crosses at least two absorption lines of the absorption medium, wherein during the process of varying the at least one tuning parameter the absorption strength is continuously acquired and stored by the photodetector, thereby an absorption spectrum of the absorption medium for at least a part of the specific wavelength range that comprises the at least two absorption lines of the absorption medium is measured by the photodetector as a function of the at least one tuning parameter;
a matching of the measured absorption spectrum as a whole and the known absorption spectrum of the absorption medium is identified in such a way that the measured absorption spectrum as a whole is identified to be a specific wavelength region of the known absorption spectrum; and
on the basis of the matching, a wavelength is assigned to the measured absorption spectrum of the absorption medium and the dependence of the emission wavelength as function of the at least one tuning parameter is determined, based thereon.


US Pat. No. 11,067,689

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD AND PROGRAM

PIONEER CORPORATION, Tok...


1. An information processing device comprising:a plurality of light transmission/reception units, each being loaded on a vehicle and each including an emission unit configured to emit a light, a scanning unit configured to scan the light emitted by the emission unit through a scan range, and a light receiving unit configured to receive the light reflected by an object and generate a light receiving result comprising a light reception intensity for each light emission angle and distance of the entire scan range; and
an information processing unit configured to convert each of the light receiving results of the light receiving units to converted information on a basis of a predetermined position of the vehicle, and performs synthesizing processing of synthesizing each of the converted information together into an omnidirectional signal,
wherein each of the scanning units is arranged at a position where there is a direction in which the light scanned by the scanning unit is blocked by the vehicle itself.

US Pat. No. 11,067,688

OBSTACLE DETECTION APPARATUS FOR VEHICLES

DENSO CORPORATION, Kariy...


1. An obstacle detection apparatus for vehicles, the obstacle detection apparatus mounted to a vehicle and comprising:a first ultrasonic sensor that is arranged at a predetermined part of the vehicle to detect a distance to an obstacle by transmitting and receiving an ultrasonic wave;
a second ultrasonic sensor that is arranged at a position of the vehicle where the second ultrasonic sensor receives a reflection wave of an ultrasonic wave transmitted from the first ultrasonic sensor and reflected by the obstacle to detect a distance to the obstacle by transmitting and receiving an ultrasonic wave;
a notifier that gives a notification of detecting the obstacle present within a preset distance in one or more of predetermined notification areas includinga first notification area denoting a direction where the obstacle is detected with respect to the vehicle through a first direct ultrasonic wave, which is transmitted and received by the first ultrasonic sensor, and
a second notification area being different from the first notification area and denoting a direction where the obstacle is detected with respect to the vehicle through a second direct ultrasonic wave, which is transmitted and received by the second ultrasonic sensor; and

a controller that controls contents to be notified by the notifier, wherein:
the controller determines whether a first indirect wave distance and a second indirect wave distance are adopted to determine whether to give the notification of detecting the obstacle in the first notification area based on a first direct wave distance and a second direct wave distance;
the first indirect wave distance is a distance to the obstacle calculated from an ultrasonic wave, which is transmitted from the first ultrasonic sensor and received by the second ultrasonic sensor;
the second indirect wave distance is a distance to the obstacle calculated from an ultrasonic wave, which is transmitted from the second ultrasonic sensor and received by the first ultrasonic sensor;
the first direct wave distance is a distance to the obstacle calculated by the first ultrasonic sensor from the first direct ultrasonic wave;
the second direct wave distance is a distance to the obstacle calculated by the second ultrasonic sensor from the second direct ultrasonic wave;
the controller determines whether the first indirect wave distance and the second indirect wave distance are adopted as candidate distances to determine a notification distance to the obstacle in the first notification area;
the controllerdetermines, in response to neither the first direct wave distance nor the second direct wave distance being calculated, the first indirect wave distance and the second indirect wave distance as the candidate distances in a determination whether to give the notification of detecting the obstacle in the first notification area,
selects a shorter one of the first indirect wave distance and the second indirect wave distance, and
notifies of the selected shorter one of the first indirect wave distance and the second indirect wave distance as the notification distance; and

in a condition that the first direct wave distance is not calculated while the second direct wave distance is calculated, the controller does not adopt the first indirect wave distance and the second indirect wave distance as the candidate distances without giving the notification of detecting the obstacle in the first notification area, and adopts the second direct wave distance as the notification distance to give the notification of detecting the obstacle in the second notification area.

US Pat. No. 11,067,687

MULTIPATH ACOUSTIC HOLOGRAPHY AND VIRTUAL HAPTICS

Elwha, LLC, Bellevue, WA...


1. A method of forming acoustic holograms in a region aided by reflection from environmental objects comprising:detecting an arrangement of acoustically reflective surfaces in an environment of a target to generate an environmental acoustic propagation channel model;
identifying, using the environmental acoustic propagation channel model, an acoustic radiation pattern for reflecting one or more acoustic waves off of one or more acoustically reflective surfaces of the arrangement of acoustically reflective surfaces in the environment towards the target; and
controlling a coherent acoustic beamforming device to perform coherent beamforming of an acoustic hologram based on the acoustic radiation pattern to generate the one or more acoustic waves for reflection towards the target off of the one or more acoustically reflective surfaces.

US Pat. No. 11,067,686

OBSTACLE POSITION AND EXTENT MEASUREMENT BY AUTOMOTIVE RADAR

Electromagnetic Systems, ...


13. An apparatus for deriving one or more scatterer position, the apparatus comprising:a radar transceiver configured to receive a receive radar waveform and to generate a digitized radar data from the receive radar waveform;
an interferometric processor configured to generate one or more interferometric measurements from the digitized radar data to generate a set of response position locations using a set of range/Doppler detections by fitting a parametric expression; and
a scatterer processor, coupled to the interferometric processor, configured to derive the one or more scatterer position from the set of response position locations.

US Pat. No. 11,067,685

SYSTEM, DEVICE AND METHODS FOR IMAGING OF OBJECTS USING ELECTROMAGNETIC ARRAY

VAYYAR IMAGING LTD, Yehu...


1. A method for detecting and visualizing at least one object embedded within a medium, the method comprising:a) obtaining, by a (Radio Frequency) RF antenna array operably connected to a device, a plurality of RF signals reflected by said at least one object or said medium;
b) providing, to a processor associated with the device, hypotheses for one or more hypothetical parameter values for a plurality of parameters in a parameter space of said at least one object;
c) providing, to the processor, a model of the at least one object for each hypothesis of said hypothetical parameter values;
d) detecting, by the processor, the parameters of the at least one object that defines a location and an orientation of the at least one object using the models, said detection comprising:i) computing, for each hypothesis of the at least one object, a score value as function of the reflected RF signals and delays resulting from the hypothesis; and
ii) choosing values of the parameters of said at least one object which maximize said score value; and

e) providing, by the processor, a visualization representing said at least one object using said chosen parameters, to the device.

US Pat. No. 11,067,684

LOCALIZATION BASED ON TELEGRAM SPLITTING

Friedrich-Alexander-Unive...


1. A data receiver comprising:a unit for receiving sub-data packets, configured to receive at least two sub-data packets from a data transmitter and to combine the at least two sub-data packets to acquire a data packet with data that is transmitted split into the at least two sub-data packets by the data transmitter, wherein each of the at least two sub-data packets is shorter than the data packet, wherein the unit for receiving sub-data packets is configured to receive the at least two sub-data packets on at least two different carrier frequencies;
a unit for determining a phase difference, configured to determine a phase difference between the at least two sub-data packets that is caused by the at least two different carrier frequencies and the path delay; and
a unit for determining a distance difference between the data receiver and the data transmitter based on the determined phase difference between the at least two sub-data packets);
wherein the data receiver knows the at least two different carrier frequencies or a frequency interval between the at least two different carrier frequencies;
wherein the unit for receiving sub-data packets is configured to receive the at least two sub-data packets at least at two different reception times;
wherein the data receiver knows the at least two different reception times or a temporal interval between the at least two different reception times;
wherein an interval between the at least two reception times is at least large enough so that the at least two sub-data packets are received temporally spaced apart from each other.

US Pat. No. 11,067,683

SYSTEMS AND METHODS FOR LOCATING ITEMS WITHIN A FACILITY

Sensormatic Electronics, ...


1. A method for finding tags of a plurality of tags which are unreadable at a particular time, comprising:performing first operations by a first mobile lag reader to read tags at a first time and to determine physical locations of the tags which were read at the first time; and
performing second operations by the first mobile tag reader or a second mobile tag reader at a second later time for determining a first geographic area in which a first tag of the plurality of tags which is unreadable resides, the second operations comprising:analyzing tag read data associated with the first operations to identify second tags of the plurality of tags which were read along with the first tag on a previous occasion;
selecting the first geographic area to comprise a second geographic area defined by the physical locations of the second tags which were determined during the first operations by the first mobile tag reader; and
outputting an indication from the first or second mobile tag reader which indicates where the first geographic area is relative to the current location of the first or second mobile tag reader.


US Pat. No. 11,067,682

RADAR APPARATUS

MITSUBISHI ELECTRIC CORPO...


1. A radar apparatus comprising:a plurality of transmission radars to radiate transmission signals each having different frequencies generated using a pulse signal and an intra-pulse modulation signal for modulating the pulse signal;
a recepter to convert reception signals of the transmission signals reflected back by a target into reception video signals;
a range-direction frequency domain converter to convert the reception video signals into signals based on a range direction frequency;
a hit-direction frequency domain converter to convert the signals based on the range direction frequency into signals based on a velocity and a range direction frequency so that a target Doppler frequency belongs to a same velocity bin number independently of variations in frequencies of the transmission signals;
a correlator to perform correlation processing on the signals output from the hit-direction frequency domain converter using a reference signal corresponding to a velocity corresponding to transmission frequencies of the plurality of transmission radars and a velocity bin number and generating signals based on the velocity separated for each of the transmission frequencies of the plurality of transmission radars and a range after correlation;
an integrator to integrate the signals output from the correlator with a target arrival angle candidate and generating a band-synthesized signal based on the velocity and the range after correlation;
a candidate target detector to detect a candidate target on a basis of signal intensity from the signals output from the integrator; and
a target relative velocity/relative range/arrival angle calculator to calculate a relative velocity, a relative range, and an arrival angle of the candidate target.

US Pat. No. 11,067,681

ADAPTIVE ALGORITHMS FOR INTERROGATING THE VIEWABLE SCENE OF AN AUTOMOTIVE RADAR

Waymo LLC, Mountain View...


15. A vehicle system comprising:a radar system comprising:an antenna system configured to transmit and receive electromagnetic radiation;
a transceiver configured to cause the antenna system to:transmit an electromagnetic radiation signal;
receive a reflected electromagnetic signal radiation based on the transmitted electromagnetic radiation signal; and

a processing unit configured to:determine a target range based on a first set of sensor data;
responsive to receiving the reflected electromagnetic signal radiation, applying a filter to remove components of the received reflected electromagnetic signal associated with objects outside the target range to produce a signal for subsequent processing; and
determine, via processing the signal, at least one parameter of a target object, wherein the at least one parameter comprises at least one of a distance and an angle to the target object.



US Pat. No. 11,067,680

METHOD AND APPARATUS FOR MEASURING DISTANCE

Samsung Electronics Co., ...


1. A distance measuring method comprising:emitting a transmission signal while changing a frequency over time;
receiving a reception signal from an object, in response to the transmission signal being reflected from the object;
adjusting a sampling frequency range to be a first sampling frequency range and sampling a beat frequency in the first sampling frequency range in response to the beat frequency being a first beat frequency;
adjusting the sampling frequency range to be a second sampling frequency range and sampling the beat frequency in the second sampling frequency range in response to the beat frequency being a second beat frequency; and
determining a distance to the object based on the sampling,
wherein the beat frequency indicates a difference between the frequency of the transmission signal and a frequency of the reception signal,
wherein the first sampling frequency range is less than the second sampling frequency range, and
wherein the first beat frequency is less than the second beat frequency.

US Pat. No. 11,067,679

NARROW-BAND RADAR DEVICE AND OPERATION METHOD THEREOF

Electronics and Telecommu...


1. A narrow-band radar device comprising:an orthogonal code generator configured to generate a plurality of orthogonal codes;
a pseudo-noise code generator configured to generate a plurality of pseudo-noise codes;
a radar transmitter configured to spread-modulate transmission data using the plurality of orthogonal codes and pseudo-noise codes; and
a radar receiver configured to demodulate a reception signal using the plurality of orthogonal codes and pseudo-noise codes, and calculate at least one of an azimuth angle, elevation angle, speed, or range of a target from the demodulated reception signal;
wherein the radar receiver separates the reception signal according to an incidence angle and delay to perform Fourier-transform thereon, and samples a time domain signal according to a Fourier-transformed frequency component.

US Pat. No. 11,067,678

RADAR DEVICE USING DELAY

ELECTRONICS AND TELECOMMU...


1. A radar device comprising:a clock generator configured to:output a transmission clock,
output a reception clock at a second time point after a delay from a first time point at which the transmission clock is outputted, and
generate a notification signal when the delay has a minimum value;

a transmitter configured to emit a transmission signal based on the transmission clock;
a receiver configured to:receive an echo signal corresponding to the transmission signal and
generate a first signal corresponding to the echo signal based on the reception clock; and

a signal processor configured to:obtain a third time point at which the delay has the minimum value based on the notification signal,
obtain a fourth time point at which the echo signal is received by the receiver based on the first signal,
obtain the delay based on the third time point and the fourth time point, and
obtain data associated with a location of a target based on the delay,

wherein within a period in which the delay between the first time point and the second time point changes, the delay has one of different values, and the minimum value is a smallest value among the different values, and
wherein a first path of the notification signal transmitted from the clock generator to the signal processor is shorter than a second path of the first signal transmitted from the receiver to the signal processor.

US Pat. No. 11,067,677

ULTRASOUND IMAGING TRANSDUCER ARRAY WITH INTEGRATED APODIZATION

BK MEDICAL APS, Herlev (...


1. A system, comprising:at least one 1-D array, including:a plurality of transducing elements, wherein at least one transducing element of the plurality of transducing elements includes a plurality of rows of sub-elements;
a row electrode; and
a row switch configured to electrically connect one row of the plurality of rows to the row electrode for a first dynamically controlled row area apodization and concurrently electrically connect at least two rows of the plurality of rows for a second dynamically controlled row area apodization.


US Pat. No. 11,067,676

LIDAR INTENSITY CALIBRATION

UATC, LLC, Mountain View...


1. A vehicle computing system configured to control a vehicle, the vehicle computing system comprising:one or more processors of a machine; and
a machine-storage medium storing instructions that, when executed by the one or more processors, cause the machine to perform operations comprising:collecting a data set comprising a first plurality of raw intensity values output by a first channel from among a plurality of channels of a light detection and ranging (Lidar) unit, each channel being capable of operating at a plurality of power levels, the plurality of raw intensity values being output by the first channel at a first power level from among the plurality of power levels;
computing a first calibration multiplier and a first bias value for the first power level of the first channel using a linear model, the linear model describing an expected intensity value as a function of a raw intensity variable, a calibration multiplier variable, and a bias variable;
assigning the first calibration multiplier and the first bias value to the first power level of the first channel;
during operation of the vehicle, determining calibrated intensity values based on application of the linear model to subsequent raw intensity values output by the first channel at the first power level using the first calibration multiplier and the first bias value assigned to the first power level of the first channel; and
determining a motion plan for the vehicle based on the calibrated intensity values, the motion plan controlling motion of the vehicle.


US Pat. No. 11,067,675

TIME OF FLIGHT IMAGING APPARATUSES AND A METHOD FOR ADJUSTING A REFERENCE FREQUENCY

Infineon Technologies AG


1. A time of flight imaging apparatus, comprising:a plurality of sensor pixels configured to receive an external light signal modulated with an external modulation frequency;
pixel circuitry configured to generate a sensor pixels output signal based on the external light signal and a reference signal having a reference frequency, wherein the sensor pixels output signal has a frequency depending on a difference between the external modulation frequency and the reference frequency; and
synchronization circuitry configured to adjust the reference frequency of the reference signal based on the sensor pixels output signal.

US Pat. No. 11,067,674

DEVICE FOR DETERMINING A DISTANCE TO AN OBJECT AND CORRESPONDING METHOD

Fraunhofer-Gesellschaft z...


1. A device for determining a distance to an object,comprising a transmitting device for emitting signals,
comprising a receiving device for receiving signals and for generating detection signals,
comprising an evaluating device for evaluating the detection signals of the receiving device, and
comprising a control device for controlling the evaluation of the detection signals of the receiving device by the evaluating device,
wherein the receiving device comprises a plurality of receiving elements,
wherein the receiving elements are configured to, in case they receive a signal, generate a detection signal each,
wherein the evaluating device is configured to determine the distance to the object in accordance with the time-of-flight method and while,
a number of detection signals generated within a presettable coincidence time at least equals a presettable coincidence depth,
wherein the control device is configured to determine, starting from a background radiation measurement, a new value for the coincidence time and preset same for the evaluating device,
wherein, in a background radiation measurement, the receiving device receives signals and generates background radiation detection signals,
wherein, in a background radiation measurement, the evaluating device evaluates the background radiation detection signals using a current coincidence time and a current coincidence depth,
wherein the control device is configured to compare a number of background radiation detection signals acquired in the background radiation measurement to an event set value, and
wherein the control device is configured to, in case the number of background radiation detection signals and the event set value differ beyond a presettable threshold value, determine at least the coincidence time and/or the coincidence depth starting from the number of background radiation detection signals.

US Pat. No. 11,067,673

SENSOR, APPARATUS FOR LIDAR APPLICATION AND METHOD OF BACKGROUND CANCELLATION

CMOS Sensor, Inc., Cuper...


1. A CMOS sensor comprising a one-dimensional (1D) array of pixels, each of the pixels including one photosensor and producing a final signal within a predefined frame, wherein the final signal captures a reflected light without background light interference;a readout circuit including at least a first storage device and a second storage device; and
a clock circuit, coupled to the 1D array of pixels and the readout circuit, generating a sequence of clocks, each of the clocks defining an image frame and causing the 1D array of pixels to be exposed to a scene being shined by a light dot, wherein the readout circuit stores in first storage a first charge from the 1D array of pixels having exposed to the scene being shined by the light dot, and a pulse is interlaced between two of the clocks to cause the 1D array of pixels to be exposed again to the scene with the light dot off, the readout circuit stores in second storage a second charge, wherein both of the first charge and the second charge are read out simultaneously to produce the final signal per said each of the clocks, and the final signal is a subtraction between the first charge and the second charge in the image frame.

US Pat. No. 11,067,672

SHARED SAMPLE AND CONVERT CAPACITOR ARCHITECTURE

Waymo LLC, Mountain View...


1. A LIDAR detector circuit, comprising:an input node to receive a photodetector signal;
an output node to generate an output signal indicating a light intensity value of the photodetector signal; and
a sample-and-convert circuit including a number of detection channels coupled in parallel with each other between the input node and the output node, each of the detection channels comprising:a single capacitor and a comparator connected in series between the input node and the output node, wherein the single capacitor includes a first plate, includes a second plate coupled to an input of the comparator, and is configured to capture a value of the photodetector signal; a first switch configured to selectively couple the first plate of the single capacitor to receive the photodetector signal at the input node of the detector circuit; and
a second switch configured to selectively couple the second plate of the single capacitor to a supply voltage.


US Pat. No. 11,067,671

LIDAR SENSING ARRANGEMENTS

SANTEC CORPORATION, Koma...


1. A LIDAR sensing system, comprising:a light source arranged to project a collimated beam along a path, the light source configured to adjust a wavelength of the projected collimated beam;
an interferometer that splits the collimated beam into 1) a reference beam and 2) an object beam that is directed into an external environment of the LIDAR sensing system;
diffraction grating arranged along the path of the object beam, the light source projecting the object beam onto the diffraction grating at an incident angle via the interferometer, and the diffraction grating diffracting the object beam into the external environment at one of multiple diffraction angles according to the wavelength of the collimated beam;
a detector that detects interference patterns generated by the interferometer and corresponding to 1) light reflected off objects located in the external environment and 2) the reference beam; and
a computing system including a processing circuit, the processing circuit including a processor and memory, the memory being structured to store instructions that, when executed by the processor, cause the processor to generate a scan along an axis of the external environment by executing instructions to:control the light source to project the collimated beam at a first wavelength at a first time and at a second wavelength at a second time, the object beam being diffracted from the diffraction grating at a first diffraction angle when the collimated beam is projected at the first wavelength and the object beam being diffracted from the diffraction grating at a second diffraction angle when the collimated beam is projected at the second wavelength, wherein the first diffraction angle and the second diffraction angle define a field of view along the axis; and
calculate distances associated with objects located within the field of view based on the interference patterns detected by the detector.


US Pat. No. 11,067,670

HETEROGENEOUSLY INTEGRATED CHIP-SCALE LIDAR SYSTEM

GM GLOBAL TECHNOLOGY OPER...


1. A lidar system, comprising:a photonic chip including a light source and a transmit beam coupler configured to provide an output signal for transmission, wherein the output signal is a frequency modulated continuous wave (FMCW) signal;
a transmit beam steering device configured to transmit the output signal from the transmit beam coupler of the photonic chip; and
a receive beam steering device configured to obtain a reflection of the output signal by a target and to provide the reflection as a received signal to a receive beam coupler of the photonic chip, wherein the photonic chip, the transmit beam steering device, and the receive beam steering device are heterogeneously integrated into an optical engine after the photonic chip, the transmit beam steering device, and the receive beam steering device are separately manufactured.

US Pat. No. 11,067,669

METHOD AND APPARATUS FOR ADJUSTING POINT CLOUD DATA ACQUISITION TRAJECTORY, AND COMPUTER READABLE MEDIUM

Baidu Online Network Tech...


1. A method for adjusting a point cloud data acquisition trajectory, comprising:acquiring, in response to first point cloud data and second point cloud data acquired by a mobile entity including matching characteristics, a first trajectory used by the mobile entity to acquire the first point cloud data and a second trajectory used by the mobile entity to acquire the second point cloud data;
determining a to-be-adjusted parameter set of trajectory points in the first trajectory based on the matching characteristics, the first trajectory, and the second trajectory, the determining comprising:comparing parameters of trajectory points in the first trajectory associated with the matching characteristics with parameters of trajectory points in the second trajectory associated with the matching characteristics, and
determining the parameters of the trajectory points in the first trajectory having differences with the parameters of the trajectory points in the second trajectory that are greater than a threshold for the to-be-adjusted parameter set to obtain the to-be-adjusted parameter set of trajectory points in the first trajectory; and

fusing the first trajectory and the second trajectory by adjusting the to-be-adjusted parameters in the to-be-adjusted parameter set of the trajectory points,
wherein the method is performed by at least one processor.

US Pat. No. 11,067,668

SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR AUTOMATICALLY CONFIGURING A DETECTION DEVICE

Outsight SA, Paris (FR)


1. A method for automatically configuring a detection device, comprising:scanning, with a multispectral LiDAR device, a region to generate multispectral LiDAR data;
analyzing, with at least one processor, the multispectral LiDAR data to determine a material classification for the region based on a spectral signature;
determining, with at least one processor, a zone of interest within the region based on the material classification, the zone of interest comprising a subset of the region;
generating, with at least one processor, a spatial boundary surrounding the zone of interest;
storing the spatial boundary in a data storage device;
monitoring the zone of interest with the detection device based on the spatial boundary;
identifying, with at least one processor, an event occurring within the spatial boundary of the zone of interest based on monitoring the region with the detection device; and
in response to identifying the event occurring within the spatial boundary, automatically initiating, with at least one processor, at least one responsive action.

US Pat. No. 11,067,667

RADAR DETECTION SYSTEM FOR NON-CONTACT HUMAN ACTIVATION OF POWERED CLOSURE MEMBER

MAGNA CLOSURES INC., New...


1. A user-activated, non-contact activation system for operating a closure member coupled to a vehicle body of a vehicle, comprising:at least one radar sensor assembly including at least one radar transmit antenna for transmitting radar waves and at least one radar receive antenna for receiving the radar waves after reflection from an object in a detection zone and coupled to the vehicle body for sensing a motion and characteristics of the object in the detection zone and outputting a sensor signal corresponding to the motion and characteristics of the object in the detection zone;
an electronic control unit coupled to said at least one radar sensor assembly and including a data acquisition module to receive the sensor signal corresponding to the motion and characteristics of the object from said at least one radar sensor assembly;
said electronic control unit including a plurality of analysis modules to analyze the sensor signal to detect a plurality of extracted features and match the plurality of extracted features to a plurality predetermined matching classes associated with a valid activation gesture by a user required to move the closure member and register the plurality of extracted features as the valid activation gesture in response to the plurality of extracted features matching at least one of a predetermined speed class and a predetermined distance class and a predetermined angle class and a predetermined size class of the plurality predetermined matching classes associated with the valid activation gesture; and
said electronic control unit configured to initiate movement of the closure member in response to the plurality of extracted features matching at least one of the plurality predetermined matching classes associated with the valid activation gesture.

US Pat. No. 11,067,666

SELF-COMPENSATING RADAR SYSTEM

The Boeing Company, Chic...


1. A method for self-calibrating a radar system, comprising:forming a calibration loop-back signal path, wherein forming the calibration loop-back signal path comprises electrically connecting a transmit assembly to a receive assembly of the radar system and wherein the calibration loop-back signal path is configured for determining a passband response of each of a radio frequency (RF) signal path, a local oscillator (LO) signal path, and an intermediate frequency (IF) signal path of the radar system;
transmitting a set of calibration signals into the RF signal path and the LO signal path by a signal generator;
measuring output signals from the IF signal path in a receiver of the radar system in response to the set of calibration signals transmitted into the RF signal path and the LO signal path;
determining the passband response of each of the RF signal path, the LO signal path and the IF signal path by performing an analysis of the measured output signals; and
compensating for distortions and/or non-linearities in the RF signal path, the LO signal path and the IF signal path using the passband response of each signal path.

US Pat. No. 11,067,665

AIRCRAFT RADAR ASSEMBLY

BAE Systems pic


1. An aircraft radar assembly comprising:a radome;
a radar antenna housed within the radome, the radar antenna having an elongate surface having bilateral symmetry for transmitting and/or receiving radar waves; and
rotation means configured to rotate the radar antenna within the radome about a fixed axis of rotation passing through a point along an axis of symmetry of the surface; wherein
the surface is oblique to the axis of rotation,
a width of at least a portion of the radar antenna tapers in a direction of a longitudinal axis of the radar antenna, and
the radar antenna is arranged such that, when rotated, the radar waves are transmitted both forward of and from all sides of the radar assembly.

US Pat. No. 11,067,664

SYSTEM AND METHOD FOR INDOOR LOCALIZATION USING BEACONS

PCMS Holdings, Inc., Wil...


1. A system comprising:a processor; and
a non-transitory computer-readable medium storing instructions that, when executed on the processor, are operative to cause the system to:receive, at a mobile node, beacon messages from a plurality of beacon devices comprising at least a first beacon message from a first beacon device in a room, the beacon messages comprising a room identifier and a beacon identifier;
based on the received beacon messages, determine a number of detected beacon devices in the room; and
set an initial estimated position of the first beacon device in the room, the initial estimated position being determined at least in part by the number of detected beacon devices in the room.


US Pat. No. 11,067,663

APPARATUS AND METHOD OF FLIGHT MEASUREMENT


1. A method of determining a time of arrival of a radio frequency signal in a receiving device as received from a transmitting device, the method comprising:receiving a radio frequency signal, said radio frequency signal being a phase modulated radio frequency signal as a sequence of complex samples Zm(n)=I(n)+j*Q(n), wherein n indicates n-th sample in the sequence of samples,
determining a first phase, said first phase being defined as a phase of said received radio frequency signal, by obtaining a measured phase sequence ?M in the radio frequency signal relative to an output signal of a local oscillator of the receiving device, said measured phase sequence ?M being obtained by unwrapping said sequence of complex samples: ?M=unwrap(arg(Zm));
obtaining a second phase, said second phase being defined as a phase of a reference radio frequency signal, by obtaining a reference phase sequence ?F;
fitting the reference phase sequence ?F to the measured phase sequence ?M;
determining the time of arrival of the radio frequency signal based on said fitting.

US Pat. No. 11,067,662

ELECTRONIC DEVICE FOR VERIFYING RELATIVE LOCATION AND CONTROL METHOD THEREOF

Samsung Electronics Co., ...


1. An electronic device, comprising:first to third antennas;
a memory storing a plurality of look-up tables (LUTs); and
a processor electrically connected with the first to third antennas and the memory and configured to:
when an angle of arrival (AOA) function is executed, verify an event associated with a state of the electronic device;
obtain an LUT corresponding to the verified state of the electronic device among the plurality of LUTs stored in the memory;
obtain a phase difference between first to third signals transmitted from another electronic device and received using the first to third antennas;
determine a relative location of the other electronic device with respect to the electronic device corresponding to the phase difference between the first to third signals, based on phase difference information included in the obtained LUT; and
store the determined relative location in the memory.

US Pat. No. 11,067,661

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

Sony Corporation, Tokyo ...


1. An information processing device, comprising:an acquisition unit configured to acquire a sound collection result of a sound from each of at least one sound source, whereinthe sound is collected by a sound collection portion, and
positional information of the sound collection portion indicates at least one of a position associated with the sound collection portion or a direction associated with the sound collection portion; and

an estimation unit configured to estimate a direction of each of the at least one sound source based on a change in the positional information of the sound collection portion and a ratio of partial differentiation in a time direction of a spectrum of the sound to partial differentiation in a frequency direction of the spectrum of the sound.

US Pat. No. 11,067,660

HIGH ACCURACY ANGLE OF ARRIVAL ESTIMATION USING ESTIMATED RANGE TO TARGET NODE

L3HARRIS TECHNOLOGIES, IN...


1. A method, performed by an angle of arrival node in an angle of arrival system, for self-calibrating using a calibration node to thereby enable estimating an angle of arrival of a signal emitted by a node at an unknown location, the method comprising:receiving, at each of a plurality of antennas of an antenna array, a first signal emitted by a calibration node having a known location relative to the antenna array, the antennas being coupled to a modem via an RF chain;
generating, by the modem, a first covariance matrix representing phase differences of the first signal received at each of the antennas;
based on the known location of the calibration node, calculating a correction matrix that represents phase rotation caused by the RF chain;
receiving, at each of the plurality of antennas of the antenna array, a second signal emitted by a node at an unknown location;
generating, by the modem, a second covariance matrix representing phase differences of the second signal received at each of the antennas;
applying the correction matrix to the second covariance matrix to generate a corrected second covariance matrix, the correction matrix at least partially removing the phase rotation caused by the RF chain;
correlating the corrected second covariance matrix with a steering vector for each angle of interest, the steering vector including an estimated range from the antenna array to the node at the unknown location,
wherein the angle of interest that corresponds to the largest correlation between the corrected second covariance matrix and the steering vector is chosen to be the estimated angle of arrival.

US Pat. No. 11,067,659

SYSTEM AND METHOD FOR RANK ESTIMATION OF ELECTROMAGNETIC EMITTERS

BAE Systems Information a...


1. A method for rank estimation of electromagnetic emitters comprising:measuring Angles of Arrival (AoAs) from a plurality of signals emitted from at least one electromagnetic emitter received at a detection system;
providing an estimated accuracy of the AoAs by the detection system;
providing an assigned track to one or more of the AoAs;
creating a histogram of the AoAs versus azimuth using the estimated accuracy of the AoAs and the assigned track of the AoAs;
determining a rank estimation of at least one predicted electromagnetic emitter by fitting a Fixed Sigma Gaussian Mixture Model (FSGMM) to the histogram; and
reporting the rank estimation associated with the at least one predicted electromagnetic emitter.

US Pat. No. 11,067,658

PROBE CARD INSPECTION WAFER, PROBE CARD INSPECTION SYSTEM, AND METHOD OF INSPECTING PROBE CARD

SAMSUNG ELECTRONICS CO., ...


1. A probe card inspection system comprising:a base wafer; and
first and second probe card inspection chips on the base wafer and spaced apart from each other,
wherein each of the first and second probe card inspection chips located on the base wafer is divided into a probe vertical-level inspection region, a probe horizontal-position inspection region, and contact inspection regions,
wherein the first and second probe card inspection chips each comprise:
a first pad array on the probe vertical-level inspection region, the first pad array being configured for inspecting vertical levels of first and second alternating-current AC probes of a probe card to be inspected, and the first pad array including a first row of pads, the first row extending in a first direction;
a second pad array on the probe vertical-level inspection region, the second pad array being configured for inspecting vertical levels of first and second VSS probes of the probe card to be inspected, and the second pad array including a second row of pads, the second row extending in the first direction, wherein the second row is separated from and parallel to the first row.

US Pat. No. 11,067,657

UNIFORM RADIO FREQUENCY MAGNETIC FIELDS IN THE BODY FOR HIGH FIELD MRI

VANDERBILT UNIVERSITY, N...


1. A method for operating a magnetic resonance apparatus, comprising the steps of:generating, via a coil former surrounding a subject or object of interest and disposed in the magnetic resonance apparatus, a plurality of external field modes;
measuring for each of the plurality of external field modes, an associated internal RF magnetic field produced within the subject or object;
generating, via the coil former, a combination of external modes, using information from the measuring step, to produce a target internal RF magnetic field in the subject or object; and
measuring a nuclear magnetic resonance signal due to the combination of external modes to acquire an image or spectrum of the subject or object.

US Pat. No. 11,067,656

MRI DEVICE AND METHOD FOR OPERATING AN MRI DEVICE

Siemens Healthcare GmbH, ...


1. A method for operating a magnetic resonance imaging device for imaging a subject using a spin echo based sequence, the method comprising:starting the sequence with a predetermined set of parameters, wherein the sequence includes multiple successive pulse trains each including at least one excitation pulse followed by readouts of a respective echo train to acquire image data for the subject;
during the sequence, acquiring: correction data using at least one additional readout during at least a predetermined subset of multiple of the pulse trains;
defining the correction data acquired during a first pulse train of the subset of pulse trains as reference data;
comparing the correction data acquired during subsequent pulse trains of the subset of pulse trains after the first pulse train to the reference data to determine a difference indicating a parameter shift; and
in response to the difference being detected for one of the subsequent pulse trains of the subset: automatically determining a compensation for the difference based on the difference, and applying the determined compensation to the set of predetermined parameters for at least the respective next pulse train and/or to the image data acquired in at least the respective next pulse train.

US Pat. No. 11,067,655

METHOD AND APPARATUS RECORDING TWO MAGNETIC RESONANCE IMAGES

Siemens Healthcare GmbH, ...


1. A method for creating a first image dataset and a second image dataset of an examination object in a measurement volume of a magnetic resonance system, said object comprising at least two different spin species, said method comprising:radiating an RF excitation pulse into the examination object;
radiating a train of at least two RF refocusing pulses into the examination object after the radiation of the RF excitation pulse in order to generate a spin echo signal after each radiated RF refocusing pulse;
activating phase encoding gradients for encoding the phases of the spin echo signals generated;
activating readout gradients in each case in a readout window in order to read out the generated spin echo signals, as measurement data, with the readout windows alternately comprising a first time point at which the phases of the different spin species in the spin echo signal are the same, and a second time point at which the phases of the different spin species in the spin echo signal are not the same;
storing the measurement data during the readout windows;
reconstructing a first image from measurement data recorded in readout windows comprising the first time point; and
reconstructing a second image from measurement data recorded in readout windows comprising the second time point.

US Pat. No. 11,067,654

SYSTEMS AND METHODS FOR DETERMINING FIELD MAP

SHANGHAI UNITED IMAGING H...


1. A system for determining a field map in magnetic resonance imaging (MRI), comprising:at least one storage device storing a set of instructions; and
at least one processor in communication with the at least one storage device, when executing the stored set of instructions, the at least one processor causes the system to perform operations including:obtaining at least three images, each being acquired at one of at least three echo times by an MRI device via scanning a subject, wherein the at least three echo times define multiple pairs of adjacent echo times, each of the multiple pairs of adjacent echo times has a time difference between the adjacent echo times, and at least two of the time differences are different; and
determining a target function with an off-resonance frequency as an independent variable,
wherein the target function includes a phase deviation term and a sparsity constraint term, the phase deviation term is constructed based on multiple phase deviations, each phase deviation corresponds to two images acquired at each pair of the multiple pairs of the adjacent echo times, and the sparsity constraint term is constructed based on at least one sparsity parameter of the off-resonance frequency in at least one transform domain.


US Pat. No. 11,067,653

MAGNETIC RESONANCE IMAGING METHOD INCLUDING ACQUIRING ECHO SIGNALS FROM EACH K-SPACE SLICE WITH DIFFERENT RELAXATION TIME WEIGHTINGS AFTER ECHO SIGNALS FROM DIFFERENT K-SPACE SPLICES ARE ACQUIRED

Koninklijke Philips N.V.,...


1. A method of magnetic resonance (MR) imaging of an object positioned in an examination volume of a MR device, the method comprising:a) generating MR signals by subjecting the object to a number of shots of a multi-echo imaging sequence comprising RF pulses and switched magnetic field gradients, wherein a train of echo signals is generated by each shot;
b) acquiring the echo signals according to a stack-of-stars or stack-of-spirals scheme, wherein the echo signals are acquired as radial or spiral k-space profiles arranged at different positions along a slice direction in k-space, wherein echo signals from different k-space slices are acquired in each shot of the imaging sequence, starting the acquisition in a different slice in each shot, wherein relaxation time weightings of the echo signals are varied during the acquisition of a full signal data set such that the echo signals attributed to each given k-space slice are acquired with different relaxation time weightings and the echo signals are acquired from each k-space slice with different relaxation time weightings; and
c) reconstructing at least one MR image of a desired contrast from the acquired echo signals using a k-space weighted image contrast (KWIC) filter.

US Pat. No. 11,067,652

RADIO FREQUENCY COIL

CANON MEDICAL SYSTEMS COR...


1. A radio frequency coil comprising:a plurality of coil elements configured to receive a magnetic resonance signal from a subject, the coil elements including a first coil element and a second coil element, wherein
the first coil element and the second coil element are supported by a first housing and a second housing, the first housing and the second housing being rigid,
the first housing and the second housing are connected by a flexible connector, and
the first coil element overlaps the second coil element in at least part of the connector.

US Pat. No. 11,067,651

LOCAL KNEE COIL FOR A MAGNETIC RESONANCE IMAGING DEVICE

Siemens Healthcare GmbH, ...


1. A local knee coil for a patient table of a magnetic resonance imaging device, the local knee coil comprising:a connecting device configured to connect to a socket in the patient table, the connecting device comprising at least one connecting device interface unit for multiple channels corresponding to coil elements of the local knee coil, the at least one connecting device interface unit configured to connect to a corresponding socket interface unit of the socket, the connecting device further comprising at least one guiding element to fit the connecting device into the socket that is displaced from a knee position on the patient table, the at least one guiding element configured as a receptacle for the connecting device to form a positive connection and interconnect the at least one connecting device interface unit to the corresponding socket interface unit during the fit;
a coil unit comprising the coil elements configured to send excitation signals, receive magnetic resonance signals, or send excitation signals and receive magnetic resonance signals;
a feet support element for the feet of a patient whose knee extends through the coil unit in the knee position, wherein the feet support element is positioned on a top of the connecting device; and
a displacement device configured to displace at least a part of the coil unit to the knee position on the patient table when the connecting device is connected in the socket, wherein the displacement device comprises a hinge connecting at least part of the coil unit to the connecting device, wherein the at least part of the coil unit is configured to swing out of a folded-up position from atop the connecting device to the knee position.

US Pat. No. 11,067,650

ENCLOSURE FOR AN MR LOCAL COIL

Siemens Healthcare GmbH, ...


1. An enclosure for a magnetic resonance (MR) local coil, the enclosure comprising:a first enclosure shell and a second enclosure shell, the first enclosure shell being arranged opposite the second enclosure shell, wherein the first enclosure shell has at least one first cut-out, and the second enclosure shell has at least one second cut-out; and
at least one connector configured to detachably connect a periphery of the at least one first cut-out to a periphery of the at least one second cut-out, wherein the at least one connector comprises:a first connecting element arranged at the periphery of the at least one first cut-out; and
a second connecting element arranged at the periphery of the at least one second cut-out.


US Pat. No. 11,067,649

METHOD FOR CREATING ELECTRON-BEAM HOLOGRAM, MAGNETIC FIELD INFORMATION MEASUREMENT METHOD AND MAGNETIC FIELD INFORMATION MEASURING DEVICE

TOHOKU UNIVERSITY, Senda...


1. A magnetic field information measurement method comprising:a first reconstructed phase image creation step of creating a first reconstructed phase image from a first electron-beam hologram that is created by causing an object wave comprised of an electron beam that is influenced by a sample and a reference wave comprised of an electron beam that is not influenced by the sample to interfere with each other under a state where a magnetic field has been applied to the sample;
a second reconstructed phase image creation step of creating a second reconstructed phase image from a second electron-beam hologram that is created by causing an object wave comprised of an electron beam that is influenced by a sample and a reference wave comprised of an electron beam that is not influenced by the sample to interfere with each other under a state where a magnetic field has not been applied to the sample; and
a magnetic field information acquisition step of obtaining magnetic field information indicating influence of the magnetic field on the sample on the basis of a difference between the first reconstructed phase image and the second reconstructed phase image, wherein:
the sample includes a material that emits secondary electrons when irradiated with an electron beam;
in the first reconstructed phase image creation step and the second reconstructed phase image creation step, the sample is irradiated with an electron beam to emit secondary electrons from the sample and the electron beam that passes through the sample is made to interfere with the reference wave as the object wave; and
in the magnetic field information acquisition step, information indicating the influence of the magnetic field on the secondary electrons emitted from the sample is acquired as the magnetic field information.

US Pat. No. 11,067,648

MAGNETIC SENSOR AND METHOD OF MANUFACTURING THE SAME

TDK Corporation, Tokyo (...


1. A magnetic sensor comprising:a first magnetic field detection element that has a first magnetic field sensing film that detects a magnetic field in a first direction; and
a yoke that includes a first portion and a second portion that is in contact with the first portion in a direction that is orthogonal to the first direction,
wherein an average dimension of the second portion in the first direction is larger than an average dimension of the first portion in the first direction, and
the yoke is made of a soft magnetic material.

US Pat. No. 11,067,647

LOW-NOISE MAGNETORESISTIVE SENSOR HAVING MULTI-LAYER MAGNETIC MODULATION STRUCTURE

MultiDimension Technology...


1. A low-noise magnetoresistive sensor having a multi-layer magnetic modulation structure, the low-noise magnetoresistive sensor comprising:a substrate; and
a multi-layer magnetic modulation structure array located on the substrate,
wherein the multi-layer magnetic modulation structure array comprises a plurality of multi-layer magnetic modulation structures,
wherein the multi-layer magnetic modulation structure comprises a soft ferromagnetic layer, a conductive metal layer, and a soft ferromagnetic layer from top to bottom, the two ends of the multi-layer magnetic modulation structure are connected using conductive strips to form a two-port excitation coil, and the two-port excitation coil is connected to excitation coil bond pads, and adjacent multi-layer magnetic modulation structures have opposite current directions during operation;
wherein a magnetoresistive sensing unit is located above or below the multi-layer magnetic modulation structures, and centered in the gap between the magnetic modulation structures, the sensitive direction of the magnetoresistive sensing units is perpendicular to the long direction of the multi-layer magnetic modulation structures, the magnetoresistive sensing unit array is electrically connected to form a magnetoresistive sensor, and the sensor is connected to the sensor bond pads; and
wherein, when measuring an external magnetic field, an excitation current is applied to the excitation coil, and the output of the voltage or current signal of the magnetoresistive sensor is demodulated to produce a low-noise voltage signal.

US Pat. No. 11,067,646

MAGNETIC FIELD SOURCE DETECTING APPARATUS AND MAGNETIC FIELD SOURCE DETECTING METHOD

SUMIDA CORPORATION, Toky...


1. A magnetic field source detecting apparatus, comprising:a magnetic sensor unit, comprising an optically detected magnetic resonance member, that detects an intensity and a direction of a measurement target magnetic field on or over a surface of a test target object; and
a position estimating unit that estimates a position in a depth direction of a magnetic field source that exists at an unspecified position inside the test target object on the basis of the intensities and the directions of the measurement target magnetic field detected by the magnetic sensor at at least two 2-dimensional positions of the surface.

US Pat. No. 11,067,645

MAGNETIC SENSOR COMPONENT AND ASSEMBLY

MELEXIS TECHNOLOGIES SA, ...


1. A sensor, comprising:a housing;
a lead frame comprising at least three elongated leads having an exterior portion extending from the housing;
a magnetic sensor circuit disposed in the housing, and connected to the lead frame;
the housing comprising two recesses arranged on two opposite sides of the housing for allowing the sensor to be mounted by heat-stacking,
wherein the exterior portion of each of the elongated leads comprises a proximal portion having a first width, and a distal portion having a second width, the first width being smaller than the second width,
wherein the lead frame further comprises a plurality of tabs or pins extending from the housing, each of the tabs or pins being located substantially halfway between pairs of adjacent elongated leads, and
wherein each of the tabs or pins has an exterior width smaller than the first width of the proximal portions of the elongated leads.

US Pat. No. 11,067,644

WEARABLE AUDIO DEVICE WITH NULLING MAGNET

Bose Corporation, Framin...


1. A wearable audio device, comprising:an electro-acoustic transducer for creating audio output, the electro-acoustic transducer comprising a transducer magnet that produces a transducer magnetic field having a magnetic field strength, and a magnetic structure that guides the transducer magnetic field, wherein the transducer magnet is on an inside of the magnetic structure, and the magnetic structure has an outside;
a magnetic field sensor outside of the magnetic structure and constructed and arranged to sense the Earth's magnetic field; and
a nulling magnet coupled to the outside of the magnetic structure and constructed and arranged to produce a nulling magnetic field that reduces the strength of the transducer magnetic field at the magnetic field sensor.

US Pat. No. 11,067,643

MAGNETIC FIELD SENSOR AND METHOD FOR MAKING SAME

MELEXIS TECHNOLOGIES NV, ...


1. A multi-element sensor for measuring a magnetic field, comprising:an integrated circuit element comprising an electronic circuit formed in a semiconductor circuit substrate;
a cured adhesive layer disposed over the circuit substrate;
a magnetic sensing element comprising a sensor substrate having at least one tether, fractured when transferring the magnetic sensing element using a stamp, for contacting the magnetic sensing element to the adhesive layer, the magnetic sensing element further comprising a top side, and a bottom side opposite the top side, and a magnetic sensor formed on, in, or over the top side of the sensor substrate, wherein the bottom side of the sensor substrate is adhered to the adhesive layer;
one or more electrical connections formed at least partly in a conductive distribution layer on the circuit substrate over the electronic circuit, the electrical connections electrically connecting the magnetic sensor to the electronic circuit; and
wherein the circuit substrate is a separate substrate from the sensor substrate and the material of the circuit substrate comprises a different material than the material of the sensor substrate.

US Pat. No. 11,067,642

DEVICE FOR GENERATING A MAGNETIC FIELD OF CALIBRATION AND BUILT-IN SELF-CALIBRATION MAGNETIC SENSOR AND CALIBRATION METHOD USING THE SAME

VOLTAFIELD TECHNOLOGY COR...


1. A device for generating magnetic field of calibration, comprising:a first conducting structure, generating a first magnetic field with respect to a first axis through a first electric current, wherein the first conducting structure has a bottom plane with respect to a first axis and a second axis;
a second conducting structure, substantially parallel to the first conducting structure, the second conducting structure generating a second magnetic field with respect to the second axis substantially orthogonal to the first axis through a second electric current, wherein the second conducting structure has a top plane with respect to the first axis and the second axis and the top plane has a distance apart from the bottom plane along a third axis, and is substantially parallel to the bottom plane; and
a conducting coil, peripherally arranged around the first and second conducting structures, the conducting coil generating a third magnetic field with respect to the third axis substantially orthogonal to the first and second axes through a third electric current, wherein the conducting coil has a top surface, a bottom surface, an inner surface close to the first conducting structure and an outer surface that is opposite to the inner surface.

US Pat. No. 11,067,641

MEASUREMENT DEVICE AND OPERATING METHODS THEREOF FOR POWER DISTURBANCE INDICATION

Fluke Corporation, Evere...


1. A measurement device, comprising:a housing sized and shaped to be held in a hand;
a set of sensors configured to sense a set of electrical characteristics of an electric signal in an insulated wire without galvanically contacting the insulated wire;
a display provided on the housing; and
one or more processors located in the housing, the one or more processors operatively coupled to the set of sensors, wherein in operation the one or more processors:receive a set of measurements, from the set of sensors, obtained by the set of sensors during a measurement time interval, the set of measurements indicative of the set of electrical characteristics of the electric signal in the insulated wire;
detect a defined deficiency associated with the electric signal in the insulated wire based on the set of measurements; and

display, on the display, a deficiency indicator representative of the defined deficiency associated with the electric signal in the insulated wire in response to detecting the defined deficiency.

US Pat. No. 11,067,640

LOSS OF GROUND DETECTION SYSTEM

LEAR CORPORATION, Southf...


1. A loss of ground detection system comprising:a reference voltage source providing a reference voltage;
a primary ground connection connected to a primary ground;
a secondary ground connection connected to a secondary ground;
an internal ground;
a combined ground integrity monitoring unit that outputs a multistage signal to control electronics, the combined ground integrity monitoring unit interposed between and in electrical communication with the reference voltage source and both of the primary ground connection and the secondary ground connection, the multistage signal including a first output voltage and a second output voltage;
wherein the combined ground integrity monitoring unit includes: a first ground connection integrity monitoring stage and a second ground connection integrity monitoring stage;
wherein the first ground connection integrity monitoring stage is a first voltage divider and the second ground connection integrity monitoring stage is a second voltage divider;
wherein the control electronics comprises an A to D converter;
a first transistor switch interposed between the primary ground connection and the internal ground such that the first transistor switch opens in response to loss of connection to the primary ground as indicated by a change of status in the multistage signal; and
a diode system interposed between the secondary ground connection and the internal ground, the diode system oriented to allow flow from the internal ground to the secondary ground connection under forward bias.

US Pat. No. 11,067,639

TRENDING FUNCTIONS FOR PREDICTING THE HEALTH OF ELECTRIC POWER ASSETS

ROSEMOUNT INC., Shakopee...


1. A method for determining a dynamic rating for a load parameter along a conductive path, the method comprising:using a sensor to measure a value for the load parameter;
selecting a heating process associated with the load parameter;
modifying a rated temperature change for the conductive path by removing temperature changes due to a heating process other than the selected heating process to produce an impaired rated temperature change;
determining a thermal load percentage as a ratio of a temperature change due to the selected heating process over the impaired rated temperature change; and
using the thermal load percentage and the measured value for the load parameter to dynamically determine the dynamic rating for the load parameter.

US Pat. No. 11,067,638

METHOD OF AND SYSTEM FOR DETECTING A SERIAL ARC FAULT IN A POWER CIRCUIT

SMA Solar Technology AG, ...


1. A method of detecting a serial arc fault in a DC-power circuit, the method comprising:a) injecting an RF-signal into the DC-power circuit;
b) obtaining a response signal related to the injected RF-signal in the DC-power circuit;
c) determining a time derivative of the response signal;
d) analyzing the time derivative of the response signal; and
e) signaling an occurrence of a serial arc fault in the DC-power circuit depending on results of the analysis.

US Pat. No. 11,067,637

APPARATUS AND METHOD OF ESTIMATING STATE OF LITHIUM ION BATTERY

TOYOTA JIDOSHA KABUSHIKI ...


1. An apparatus which estimates a state of a lithium ion battery, the apparatus comprising:a temperature adjustment device configured to adjust a temperature of the lithium ion battery;
a charger and discharger configured to charge and discharge the lithium ion battery;
a display configured to display the state of the lithium ion battery; and
one or more processors configured to:calculate, by controlling the temperature adjustment device, a measurement value of a freezing temperature of an electrolyte of the lithium ion battery;
calculate, by controlling the charger and discharger, a measurement value of a capacity of the lithium ion battery;
calculate a material deterioration ratio representing a ratio of an amount of lowering in capacity due to deterioration of a material to a whole amount of lowering in capacity of the lithium ion battery and a precipitation deterioration ratio representing a ratio of an amount of lowering in capacity due to precipitation of lithium to the whole amount of lowering in capacity, by using the measurement value of the freezing temperature and the measurement value of the capacity;
estimate the state of the lithium ion battery, based on the material deterioration ratio and the precipitation deterioration ratio; and
control the display to display the state of the lithium ion battery.


US Pat. No. 11,067,636

BATTERY AGING STATE CALCULATION METHOD AND SYSTEM

LG Chem, Ltd.


1. A method of calculating a State of Health (SOH) of a battery included in an Uninterruptible Power Supply (UPS), the method comprising:controlling, by a control unit, repeated charge and discharge cycles of the battery, each charge and discharge cycle including a charge portion and a discharge portion;
for each charge and discharge cycle of the battery, measuring, by the control unit, each of a current, a voltage, and a temperature;
determining, by the control unit, whether the number of repeated charge and discharge cycles exceeds a predetermined value; and
continuing, by the control unit, the repeated charge and discharge cycles of the battery until the number of repeated charge and discharge cycles exceeds the predetermined value;
upon the number of charge and discharge cycles exceeding the predetermined value, calculating, by the control unit, the SOH of the battery based at least in part on (i) an initial battery capacity, (ii) a change amount of a State of Charge (SOC) of the battery during each charge portion or during each discharge portion of the repeated charge and discharge cycles, and (iii) a current amount accumulated during each charge portion or during each discharge portion of the repeated charge and discharge cycles.

US Pat. No. 11,067,635

BATTERY CELL EVALUATION SYSTEM

The Johns Hopkins Univers...


1. A battery cell diagnostic apparatus comprising:control circuitry;
a current source;
measurement circuitry configured to measure electrical attributes of a battery cell among a plurality of battery cells and provide measurements of the electrical attributes to the control circuitry;
a first multiplexer operably coupled to the measurement circuitry and the control circuitry, the first multiplexer being configured to be removably coupled to each of the battery cells within the plurality of battery cells; and
a second multiplexer operably coupled to the current source and the control circuitry, the second multiplexer being configured to be removably coupled to each of the battery cells within the plurality of battery cells;
wherein the control circuitry is configured to:control the first multiplexer to electrically connect the measurement circuitry to the battery cell among the plurality of battery cells;
control the second multiplexer to electrically connect the current source to the battery cell to apply a current, output from the current source, at each of a set of frequencies to the battery cell;
receive the measurements for the battery cell from the measurement circuitry corresponding to each of the frequencies within the set of frequencies, the set of frequencies including a first frequency that correlates to an electrolytic resistance of the battery cell, a second frequency that correlates to an anode impedance of the battery cell, and a third frequency that correlates to a cathode impedance of the battery cell, the measurements for the battery cell comprising a first measurement at the first frequency, a second measurement at the second frequency, and a third measurement at the third frequency; and
store the first measurement, the second measurement, and the third measurement in association with the battery cell in a memory device as cell attributes for the battery cell.


US Pat. No. 11,067,634

METHOD AND APPARATUS FOR ESTIMATING STATE OF CHARGE OF BATTERY, AND COMPUTER READABLE STORAGE MEDIUM

THE HKUST FOK YING TUNG R...


1. A method for estimating a state of charge of a battery, comprising:obtaining a discharge voltage and discharge capacity curve of a battery under a preset discharge current, in responding to an order for estimating the state of charge of the battery;
matching the discharge voltage and discharge capacity curve with a plurality of standard curves in a database, thereby obtaining an optimal matching curve with respect to the discharge voltage and discharge capacity curve; and
calculating the state of charge of the battery according to the optimal matching curve, under a preset discharge stage;
wherein said matching the discharge voltage and discharge capacity curve with a plurality of standard curves in a database, thereby obtaining an optimal matching curve, comprises:
fitting the discharge voltage and discharge capacity curve according to a function model that is preset, thereby obtaining a first fitting parameter; and
comparing the first fitting parameter with second fitting parameters that are obtained by fitting the standard curves according to the function model, thereby obtaining the optimal matching curve;
wherein discharge voltages of the discharge voltage and discharge capacity curve are normalized voltages (V) which are calculated by following formula:
V=measured value of discharge voltage/nominal voltage of battery; and
discharge capacities of the discharge voltage and discharge capacity curve are normalized capacities (Cap) which are calculated by following formula:
Cap=measured value of discharge capacity/nominal capacity of battery;
wherein the function model is:V=a exp [b(Cap?0.7)]+c×Cap+d;

wherein, a, b, c and d are fitting parameters of the function model, V is the normalized voltage, and Cap is the normal discharge capacity.

US Pat. No. 11,067,633

REMAINING BATTERY AMOUNT ESTIMATION DEVICE, REMAINING BATTERY AMOUNT ESTIMATION METHOD, AND MEDIUM

ALPS ALPINE CO., LTD., T...


1. A remaining battery amount estimation device for estimating a remaining amount of a battery for supplying power to an electronic device, the remaining battery amount estimation device comprising:a discharged electric charge amount calculating unit configured to calculate a discharged electric charge amount of the battery per a predetermined time based on operating state information related to an operating state of the electronic device for each predetermined time;
a remaining amount estimation unit configured to calculate a total amount of an electric charge discharged from the battery based on a discharged electric charge amount per the predetermined time, and estimate a remaining amount of the battery based on the total amount of the discharged electric charge,
an information obtaining unit configured to obtain voltage information related to a voltage of the battery and temperature information related to a temperature of the battery;
a temperature average value calculating unit configured to calculate an average value of the temperature of the battery based on the temperature information;
a voltage average value calculating unit configured to calculate an average value of the voltage of the battery based on the voltage information;
a voltage reference value calculating unit configured to calculate a reference value of the voltage before rapid decreasing of the battery voltage based on the average value of the voltage; and
a first determination unit configured tocompare a voltage difference between the average value of the voltage and the reference value of the voltage with a first threshold value,
determine that a first estimation method, in which the remaining amount of the battery is estimated based on the total amount of the discharged electric charge, is appropriate in a case where the voltage difference is less than the first threshold value, and
determine that a second estimation method, in which the remaining amount of the battery is estimated based on the average value of the voltage and the average value of the temperature, is appropriate in a case where the voltage difference exceeds the first threshold value, wherein

the remaining amount estimation unit includesa first estimation unit that estimates the remaining amount of the battery based on the first estimation method, and
a second estimation unit that estimates the remaining amount of the battery based on the second estimation method.


US Pat. No. 11,067,632

BATTERY CONDITION DETECTION IN HAND HYGIENE PRODUCT DISPENSERS

Ecolab USA Inc., St. Pau...


1. A system comprising:a plurality of dispensers each configured to dispense a hand hygiene product, each dispenser configured to detect a dispense event and transmit a corresponding dispense event signal including dispenser identification information associated with the dispenser;
each of the plurality of dispensers further including:one or more batteries configured to supply power to the dispenser; and
a voltage sensor that senses voltage information correlated to a battery voltage provided by the one or more batteries;

data storage media that stores a plurality of discharge profiles each corresponding to one of a plurality of dispenser types and one of a plurality of dispensed product types; and
a computing device that, for at least one of the plurality of dispensers:
receives the voltage information and the dispenser identification information from the at least one of the plurality of dispensers;
identifies one of the plurality of discharge profiles based on the voltage information received and the dispenser identification information received from the at least one of the plurality of dispensers; and
identifies one of the plurality of dispensed product types corresponding to the identified discharge profile.

US Pat. No. 11,067,631

METHODS FOR DETERMINING AN ALTERNATE CURRENT MOTOR FAULT IN A NON-VARIABLE FREQUENCY DEVICE BASED ON CURRENT ANALYSIS

Panoramic Power Ltd., Kf...


1. A method for detecting a fault in a component of an Alternate Current Motor (ACM) based on current samples of the ACM comprising:analyzing a plurality of current samples of an Alternate Current (AC) of the ACM, the plurality of current samples taken over at least several periods of half-waves of the AC;
determining, based on the analysis of the plurality of current samples, whether the ACM is a Variable Frequency Drive (VFD) or a non-VFD;
reporting that fault detection for the ACM is unable to be made upon determination that the ACM is a VFD;
analyzing the plurality of current samples upon determination that the ACM is a non-VFD to determine a status of the ACM; and
reporting the status of the ACM based on the analysis.

US Pat. No. 11,067,630

SYSTEM AND METHOD FOR ELECTRONICS TIMING DELAY CALIBRATION

University of Florida Res...


1. An integrated circuit comprising circuits configured to indicate propagation delay through a circuit path, the circuit path comprising a path input and a path output, the integrated circuit comprising:a variable clock comprising a control input and a variable clock output, wherein the variable clock is configured to provide at the variable clock output a variable clock signal comprising a plurality of pulses with a period that varies based on a signal at the control input, wherein the path input is coupled to the variable clock output and a delayed clock signal is provided at the path output;
an arbiter circuit comprising:a first arbiter input coupled to the variable clock output,
a second arbiter input coupled to the path output, and
an arbiter output, wherein the arbiter is configured to selectively generate, at the arbiter output, an arbiter output signal based on relative timing between the variable clock signal and the delayed clock signal;

at least one counter coupled to at least the arbiter output, wherein the at least one counter is configured to provide at a counter output a counter output signal, based at least in part on the arbiter output signal, the counter output signal indicating a percentage of the plurality of pulses of the variable clock signal that are ahead of corresponding pulses of the delayed clock signal.

US Pat. No. 11,067,629

AUTOMATED TEST EQUIPMENT FOR TESTING HIGH-POWER ELECTRONIC COMPONENTS

Teradyne, Inc., North Re...


1. A method for operating an automated testing equipment (ATE) to test an insulated-gate bipolar transistor (IGBT) in a device under test (DUT), the method comprising:turning on the IGBT;
driving a current from an energy source unit (ESU) through the IGBT via an inductor;
measuring a plurality of current waveforms through and voltage waveforms across the IGBT;
processing the plurality of measured current waveforms and voltage waveforms to obtain at least one alternating-current (AC) characteristic and at least one direct-current (DC) characteristic of the IGBT, whereinthe at least one DC characteristic is a collector to emitter voltage at saturation (VCE) or a forward voltage (VFRD) of an internal diode of the IGBT,
processing the plurality of measured current waveforms and voltage waveforms to obtain the at least one DC characteristic comprises processing at least one voltage waveform measured during an on-state of the IGBT,
the at least one AC characteristic is a switching energy of the IGBT, and wherein
processing the plurality of measured current waveforms and voltage waveforms to obtain the at least one AC characteristic comprises processing at least one voltage waveform measured across an on-off transition of the IGBT;

with a first digitizer of the ATE, measuring the at least one voltage waveform measured during an on-state of the IGBT; and
with a second digitizer of the ATE, measuring the at least one voltage waveform across an on-off transition of the IGBT, wherein
the second digitizer has a lower voltage resolution than the first digitizer.

US Pat. No. 11,067,628

REPLICATION OF A FIRST INTERFACE ONTO A SECOND INTERFACE AND RELATED SYSTEMS, METHODS, AND DEVICES

Micron Technology, Inc., ...


13. A method of verifying a first interface control circuit of a logic die for a memory device, the method comprising:operably coupling first ports of a first interface to the first interface control circuit, the first ports not directly accessible to a test probe, the first ports configured to enable electrical access to the first interface from external to the memory device;
operably coupling at least a portion of second ports of a second interface to the first interface control circuit responsive to a control signal, the second ports accessible to the test probe, the second ports configured to enable electrical access to the second interface from external to the memory device; and
testing operation of the first interface control circuit using the at least the portion of the second ports.

US Pat. No. 11,067,627

NOISE INJECTION CIRCUIT

INTERNATIONAL BUSINESS MA...


1. A method for testing a circuit, the method comprising:receiving, by a noise injection circuit, an input signal;
generating a noise pulse, the generating comprising:computing an input resistor pulse;
computing an output resistor pulse; and
short-circuiting an output resistor substantially simultaneously with opening an input resistor; and
modifying, by the noise injection circuit, the input signal using the noise pulse.


US Pat. No. 11,067,626

CIRCUIT ARRANGEMENT COMPRISING A MICROPROCESSOR AND A VOLTAGE GENERATING CIRCUIT

Vitesco Technologies GmbH...


1. A circuit arrangement, comprising:a microcontroller comprisinga first multiplexer,
a first analog-to-digital converter whose input is connected to an output of the first multiplexer, the first multiplexer having a plurality of inputs,
a first comparison device having an input connected to an output of the first analog-to-digital converter, the first comparison device comparing reference voltages,
a second comparison device, and
a first serial interface circuit connected to the first comparison device, and

a voltage generating circuit comprisinga second multiplexer having a plurality of inputs,
a second analog-to-digital converter whose input is connected to an output of the second multiplexer having a plurality of inputs,
a plurality of registers, the second multiplexer having an output connected to the registers,
a safety value generator connected to the registers, the registers configured to store digital values together with a respective safety value generated by the safety value generator, and
a second serial interface circuit connected to the registers,

wherein the first and second serial interface circuits are connected to each other for communication of the microcontroller with the voltage generating circuit, and
wherein the first interface circuit is connected to the second comparison device for comparing at least one ofa plurality of supply voltages with one or more predetermined voltages, and
a plurality of supply currents with one or more predetermined currents.


US Pat. No. 11,067,625

IC DEVICE AUTHENTICATION USING ENERGY CHARACTERIZATION

Science Applications Inte...


1. A system comprising:a quiescent current (QC) measurement circuit; and
a computational platform;
wherein the QC measurement circuit is configured to:determine, based on application of a first voltage to an unauthenticated integrated circuit (IC) device, a first quiescent current (QC) reading for the unauthenticated IC device;
determine, after determining the first QC reading and by application of a second voltage to the unauthenticated IC device, a second QC reading for the unauthenticated IC device; and

wherein the computational platform is configured to:determine, based at least in part on:a first difference between the first QC reading and a first expected QC value of one or more expected QC values associated with an authenticated IC device, and
a second difference between the second QC reading and a second expected QC value of the one or more expected QC values,
one or more variability values; and

determine, based at least in part on the one or more variability values, that a threshold is not satisfied.


US Pat. No. 11,067,624

INSPECTION SYSTEM

TOKYO ELECTRON LIMITED, ...


1. An inspection system comprising:an inspection section provided with an inspection part having a plurality of inspection units each including a tester configured to perform an electrical inspection of an inspection target and a probe card provided between the tester and the inspection target; and
a loader section including an arrangement part in which a storage container for the inspection target is disposed, and a loader configured to deliver the inspection target between the storage container and the inspection section,
wherein the inspection part includes a plurality of inspection unit rows that are formed by arranging the plurality of inspection units in one horizontal direction and arranged in a plurality of tiers in a vertical direction,
the arrangement part is provided on an end part side of the inspection part in the one horizontal direction,
the inspection section is provided adjacent to each tier of the inspection unit rows of the inspection part, and further includes a plurality of transfer paths extending in the one horizontal direction and a plurality of transfer mechanisms each including a transfer arm provided to be movable along the transfer paths and configured to deliver the inspection target loaded from the loader to and from the inspection units, and
in the arrangement part of the loader section, a plurality of storage containers is arranged in a direction orthogonal to an arrangement direction of the inspection units.

US Pat. No. 11,067,623

TEST SYSTEM AND METHOD OF OPERATING THE SAME

Test Research, Inc., Tai...


1. A test system, comprising:a plurality of test core devices electrically connected to a device under test (DUT); and
a plurality of first buses electrically connected to the test core devices, wherein at least one set of test core devices selected from the plurality of test core devices are merged to be a merged test core device through one or more of the plurality of first buses,
wherein a respective one of the plurality of test core devices comprises: at least one switching device electrically connected to the one or more of the plurality of first buses; and a controller electrically connected to the at least one switching device, wherein both of the at least one switching device and the controller are disposed within the respective one of the plurality of test core devices.

US Pat. No. 11,067,622

PRINTED CIRCUIT BOARD WITH A BENT CONNECTING SECTION AND METHOD FOR TESTING AND PRODUCING SAID PRINTED CIRCUIT BOARD, AND ALSO ELECTRONIC CONTROL UNIT AND METHOD FOR OPERATING SAID ELECTRONIC CONTROL UNIT

Vitesco Technologies GmbH...


1. A method for testing a printed circuit board, the method comprising the following steps:providing a printed circuit board having a first main section, a second main section, a bent connecting section and at least one monitoring conductor track, the printed circuit board including a first transition region from the connecting section to the first main section and a second transition region from the connecting section to the second main section, the at least one monitoring conductor track having a width being increased in size in the transition regions as compared to other regions;
placing the connecting section between the first main section and the second main section;
extending the monitoring conductor track from the first main section, in a curved manner through the connecting section, to the second main section; and
detecting at least one electrical measurement value being representative of an integrity of the at least one monitoring conductor track, said at least one electrical measurement value including the electrical resistance of the monitoring conductor track.

US Pat. No. 11,067,621

APPARATUS FOR BURNING IN ELECTRONIC COMPONENTS

3D PLUS, Buc (FR)


1. A burn-in apparatus for burning in electronic components, which comprises a plurality of assemblies placed in a holder, each assembly comprising a printed circuit board on which are placed sockets intended to receive electronic components comprising at least one DDR3 SDRAM memory or more, and a burn-in driver, the holder being at room temperature, each assembly comprising a single chamber that is regulated to a temperature T°>80° C., in which chamber at least four sockets are placed, the printed circuit board forming one wall of the chamber, the sockets being directly placed on the printed circuit board on the side interior to the chamber, the burn-in driver being soldered directly to the printed circuit board on the side exterior to the chamber, with a single burn-in driver per chamber, and the assembly furthermore comprising means for dissipating only the thermal energy of operation of the burn-in driver, wherein the distance on the printed circuit board between the burn-in driver and the sockets closest to the burn-in driver is smaller than 8 cm.

US Pat. No. 11,067,620

HEMT WAFER PROBE CURRENT COLLAPSE SCREENING

Texas Instruments Incorpo...


1. A method, comprising:applying a DC stress condition to a transistor for a predetermined stress time, the DC stress condition including:applying a non-zero drain voltage signal to a drain terminal of the transistor,
applying a gate voltage signal to a gate terminal of the transistor, and
applying a non-zero source current signal to a source terminal of the transistor;

measuring an impedance of the transistor after the predetermined stress time; and
repeating the application of the DC stress condition and the measurement of the impedance until a measured impedance exceeds a non-zero impedance threshold or a total stress time exceeds a non-zero time threshold.

US Pat. No. 11,067,619

INTEGRATED CIRCUIT HAVING TRIM FUNCTION FOR COMPONENT

Silicon Works Co., Ltd., ...


5. An integrated circuit having a trim function for a component, comprising:a trim value generator configured to provide a varying trim value;
a digital component configured to provide a measured value having a frequency as a result of an internal operation corresponding to the trim value;
a determination unit configured to determine the frequency of the measured value based on a reference frequency of a reference signal received from an outside and to provide a trim control signal when the frequency of the measured value corresponds to a preset target value; and
a storage configured to store a current trim value as a measured result value in response to the trim control signal.

US Pat. No. 11,067,618

SYSTEMS AND METHODS OF DIAGNOSING ROOT CAUSES OF ANOMALOUS AMI INFORMATION

The Southern Company, At...


1. A method for diagnosing issues in an electricity service network comprising:receiving, from each of a plurality of meters, raw meter data;
identifying anomalous data that exists in the raw meter data, wherein anomalous data is indicative of raw meter data that is outside of a predetermined range of acceptable values;
comparing the anomalous data to a root cause database, the root cause database comprising known root causes and anomalous data associated with the known root causes;
for anomalous data that has a known root cause, generating a work order;
for anomalous data that does not have a known root cause, submitting a first request for a manual review of the anomalous data;
receiving input indicating findings of the manual review; and
adding the findings of the manual review to the root cause database.

US Pat. No. 11,067,617

SINGLE-END TRAVELING WAVE FAULT LOCATION USING LINE-MOUNTED DEVICE

Schweitzer Engineering La...


1. A system to detect a location of a fault on an electric power delivery system, comprising:a line-mounted device at a first location on the electric power delivery system, including:a power supply to provide operating power to the line-mounted device;
a current transformer in electrical communication with the electric power delivery system at the first location to obtain an electrical signal related to a current at the first location;
a signal processor in communication with the current transformer to receive the electrical signal and provide first location current measurements; and,
a transmitter in communication with the signal processor, configured to transmit first location current measurements;

a protective device in electrical communication with a second location on the electric power delivery system, the first location a known distance from the second location, the protective device including;a communication interface in communication with the transmitter of the line-mounted device to receive the first location current measurements;
a stimulus input obtaining electric power system signals from the second location;
a signal processor to process the electric power system signals from the stimulus input;
a traveling wave detector in communication with the signal processor and the communication interface to:using the first location current measurements, determine a time and polarity of a traveling wave at the first location; and
determine a time and polarity of a traveling wave at the second location; and

a fault locator in communication with the traveling wave detector to determine a location of a fault using the times and polarities of the traveling waves at the first and second locations.


US Pat. No. 11,067,616

CONNECTING-STATE DETECTION SYSTEM

SHIMANO INC., Sakai (JP)...


1. A connecting-state detection system for a power supply system of a human-powered vehicle, the power supply system including a power supply device having a plurality of connecting terminals, the connecting-state detection system comprising:a detector configured to detect a connecting state of each of the plurality of the connecting terminals.

US Pat. No. 11,067,615

PORTABLE THERMOELECTRIC POTENTIAL DETECTOR

SUZHOU NUCLEAR POWER RESE...


1. A portable thermoelectric potential detector, comprising a test fixture for fixing a sample to be tested, a probe assembly unit for detecting the sample to be tested, a collection and control unit for controlling detecting of the probe assembly and collecting a voltage signal of the probe assembly, and a probe cooling unit wherein,the probe assembly unit comprises two probe assemblies, each probe assembly includes a probe for loading on the surface of the sample to be tested and a linear motor for driving the probe to move and load on the surface of the sample to be tested; an output of the linear motor is connected to the probe;
the collection and control unit is electrically connected to the linear motor, and is further configured to transmit a first control signal for controlling a moving distance and a loading force of the linear motor; the collection and control unit controls a pressure of the probe on the sample to be tested by adjusting a current of the linear motor;
the probe cooling unit is removably connected with the probe assembly, and is configured for cooling the probe when the probe cooling unit is connected with the probe assembly; the probe cooling unit comprises a cooling module; the probe assembly is removably connected with the probe cooling unit.

US Pat. No. 11,067,614

MANAGING OUTAGE DETECTIONS AND REPORTING


1. A method for detecting node outage, comprising:during a first time period:detecting, by a first node of a mesh network, a set of signals originating from a second node of the mesh network tracked by the first node, wherein the set of signals comprises radio frequency (RF) alive beacons or communication messages transmitted by the second node, the RF alive beacons indicating an operational status of the second node, and wherein the set of signals are detected during a time period that corresponds to at least a single alive beacon interval;

during a second time period, subsequent to the first time period:determining, at the first node, a current status of the second node based on passage of a threshold number of the alive beacon intervals since detecting a most recent signal from the second node, the most recent signal comprising a most recent RF alive beacon or a most recent communication message;
receiving, at the first node, an advanced radio frequency (RF) alive beacon from a third node indicating an operational status of the third node and comprising an identification of the second node and a status of the second node;
updating, by the first node, the current status of the second node based, at least in part, upon the advanced RF alive beacon, the updating comprising determining that the second node is in a suspected outage state based on determining that the status of the second node in the advanced RF alive beacon is in the suspected outage state or an outage state;

in response to determining that the second node is in the suspected outage state, outputting, from the first node, a ping to the second node requesting a response to the ping; and
when no response to the ping is received from the second node within a response period, transmitting, by the first node, an outage alarm message to a next topologically higher layer of the mesh network, the outage alarm message comprising an identification of the second node.

US Pat. No. 11,067,613

CONFIGURABLE ELECTRICITY METER


1. An electricity meter configurable to occupy a first configuration in which the meter is adapted to be connected to a phase conductor of a distribution network directly, and to occupy a second configuration in which the meter is adapted to be connected to the phase conductor via a transformer situated on the phase conductor, the meter comprising:an upstream current port and a downstream current port for connecting to the phase conductor,
a voltage port,
a disconnector that is closed by default having a movable contact with a stationary end connected to the voltage port and a movable end connected to the upstream current port when the disconnector is closed,
a docking device adapted to dock an adapter module, and
an access orifice through which a conductive element of the adapter module extends when the adapter module is mounted on the meter, such that when the adapter module is mounted on the meter, the conductive element is in contact with the movable contact of the disconnector and opens the disconnector while being connected to the voltage port, the meter then occupying the second configuration, and when the adapter module is not mounted on the meter, the meter occupies the first configuration.

US Pat. No. 11,067,612

MONITORING DEVICE, MONITORING SYSTEM, MONITORING METHOD, CORRECTION INFORMATION GENERATION DEVICE, CORRECTION INFORMATION GENERATION METHOD, AND NON-TRANSITORY STORAGE MEDIUM

NEC CORPORATION, Tokyo (...


1. A correction information generation device comprising:a measured data acquisition unit that acquires measured data of a predetermined unit which is at least one of a total current consumption, a total power consumption, and a voltage of an electrical device measured in a first environment;
a reference data storage unit that acquires reference data which is at least one of a total current consumption, a total power consumption, and a voltage of the electrical device measured in a second environment different from the first environment; and
a correction unit that generates correction information for cancelling a difference between the measured data of the predetermined unit and the reference data based on the measured data of the predetermined unit and the reference data.

US Pat. No. 11,067,611

METHOD FOR SENSING INDUCTOR CURRENT ACROSS RANGE EXCEEDING ADC DYNAMIC RANGE AND PWM CONTROLLER SYSTEM INCLUDING ADC THEREFOR

Renesas Electronics Ameri...


19. A system for sampling signals in a power controller, comprising:an analog-to-digital converter (ADC) configured to sample an input signal, the input signal being associated with a sense signal from an output stage in the power controller;
a synthesizer that predicts a value of the sense signal based on information about a pulse width modulation (PWM) waveform provided to the output stage;
a truncator that receives the predicted value of the sense signal and produces a portion of the predicted value of the sense signal;
a filter that subtracts the portion of the predicted value of the sense signal from the sense signal to produce the input signal for the ADC; and
a combiner that combines an output of the ADC with the portion of the predicted value of the sense signal to produce a measured value of the sense signal.

US Pat. No. 11,067,610

PARTIAL DISCHARGE DETECTOR

Palo Alto Research Center...


1. A partial discharge detection system, comprising:a partial discharge (PD) sensor configured to sense a PD event of an electrical system and to generate a sensor signal in response to the PD event; and
an envelope generator coupled to receive the sensor signal from the PD sensor, the envelope generator configured to extract an envelope signal of the sensor signal; and
a digitizer configured to convert the envelope signal to a digital representation of the PD event, wherein a bandwidth of the digitizer is less than a highest frequency component of the sensor signal and the digitizer bandwidth is less than about 10 MHz.

US Pat. No. 11,067,609

METHOD OF MEASURING OUTPUT CURRENT THROUGH RESISTANCE COMPENSATION AND CONVERSION CIRCUIT THEREOF

CHICONY POWER TECHNOLOGY ...


1. A method of measuring output current through resistance compensation, comprising following steps of:providing a secondary-side loop of a conversion unit, the secondary-side loop comprising a detection resistor and a first wire, and the first wire formed from a first end of the detection resistor to a ground point,
providing a control unit of the conversion unit, the control unit coupled to the ground point and a second end of the detection resistor,
obtaining a first equivalent wire resistance of the first wire according to a first current flowing through the secondary-side loop,
obtaining a second equivalent wire resistance from the ground point to a second wire of the control unit according to a second current provided by the control unit flowing through the detection resistor, the ground point, and the control unit, and
compensating the detection resistor by the control unit according to the first equivalent wire resistance and the second equivalent wire resistance.

US Pat. No. 11,067,608

CURRENT SENSOR AND FREQUENCY COMPENSATION METHOD THEREOF

Novatek Microelectronics ...


1. A current sensor, comprising:a voltage generation circuit, configured to generate a first voltage according to a current to be sensed; and
a voltage integration circuit, coupled to the voltage generation circuit, and configured to receive the first voltage and a second voltage to generate an output voltage,
wherein the voltage integration circuit comprises:a first amplifier, configured to receive the first voltage and the second voltage to generate a third voltage;
a second amplifier, coupled to the first amplifier, and configured to receive the third voltage to generate the output voltage;
a first capacitor, coupled between an output terminal of the voltage generation circuit and an output terminal of the first amplifier, and configured to reduce a voltage difference between the first voltage and the second voltage; and
a second capacitor, coupled between the output terminal of the voltage generation circuit and an output terminal of the second amplifier.


US Pat. No. 11,067,607

SENSING SYSTEMS USING CURRENT STEERING BRIDGES

KSR IP Holdings, LLC, Wi...


1. A system comprising:a processor;
a bridge circuit comprising:a pair of differential voltage sources configured to drive the bridge circuit,
a first pair of sensing elements generating a pair of measurement signals, the pair of measurement signals are independent of one another and based on the respective sensing element, and
a second pair of sensing elements communicatively coupled to the first pair of sensing elements, the second pair of sensing elements defining a first divider, the pair of measurement signals are input into the respective second sensing element of the second pair of sensing elements, the first divider is configured to output a first output signal to the processor,
wherein the first output signal is a differential signal of the first pair of sensing elements indicative of a quantity of a measurable medium; and a transducer communicatively coupled to the bridge circuit, wherein the differential signal output by the first divider is independent from a common mode signal.


US Pat. No. 11,067,606

CURRENT SENSING MODULE

CYNTEC CO., LTD., Hsinch...


1. A current sensing module for measuring a current comprising:a conductive substrate having two terminals and at least one slot, the current flowing from one terminal to the other terminal, the at least one slot extending in a direction of the current;
a frame having two side portions and a bottom portion, the bottom portion connecting the two side portions to form an opening ring-shape, the two side portions being parallel to each other, at least one of the two side portions being disposed in the at least one slot, such that the two side portions surround a partial path of the current, a first current path being located within the frame and partially encapsulated by the frame, a second current path being located at at least one outside of the frame without being encapsulated by any frame for sensing the current, a gap existing between two top ends of the two side portions;
a circuit board disposed with respect to the conductive substrate; and
a magnetic sensor connected to the circuit board and located in a space between the two side portions rather than in the gap, the magnetic sensor sensing the current and generating a first current sensing signal correspondingly.

US Pat. No. 11,067,605

INDUSTRIAL WIRELESS MULTIMETER FOR EASY DEPLOYMENT, TROUBLESHOOTING, AND MAINTENANCE

Honeywell International I...


1. An apparatus arranged as a wireless multimeter for use in an industrial control system comprising:a tablet computing device having a display and configured to establish WiFi and BLUETOOTH Low Energy (BLE) communication links with other devices; and
a radio module physically fastened to the tablet computing device and configured to establish ISA100 and WirelessHART communication links with field devices of a process control and automation system, wherein the tablet and the radio module communicate using BLE as part of the multimeter,
wherein the tablet computing device and the radio module are configured to communicate with each other using a BLE communication link,
wherein the apparatus is configured to operate in a gateway mode,
wherein the tablet computing device is configured to store and execute one or more applications and at least one of the applications communicates with and configures the radio module using the BLE communication link, and the wireless multimeter executing the one or more applications for at least one of setting up, expanding, or troubleshooting industrial wireless networks in the process control and automation system, and
wherein the apparatus is configured to wirelessly communicate with a second apparatus operating in a router mode to perform a site survey of the strength of wireless signals at a remote location, the apparatus establishing a network connection to a network comprising field devices and at least one access point and the second apparatus moved to the remote location and allowed to join the network, the second apparatus receiving the strength of the wireless network signal at the remote location.

US Pat. No. 11,067,604

MANAGING THE DETERMINATION OF A TRANSFER FUNCTION OF A MEASUREMENT SENSOR

Analog Devices Internatio...


1. A manager apparatus for use in an electrical measurement system, wherein the electrical measurement system comprises a first measurement sensor for measuring a first electrical property and a monitor module configured to determine an estimate of a transfer function of the first measurement sensor, wherein the manager apparatus is configured to:output a first control instruction for instructing the monitor module to determine an estimate of the transfer function of the first measurement sensor over a first individual run length of time;
obtain a first monitor result from the monitor module, the first monitor result comprising the estimate of the transfer function of the first measurement sensor and a separate certainty value indicative of an accuracy of the estimate of the transfer function of the first measurement sensor; and
generate a report based at least in part on the estimate of the transfer function and the separate certainty value of the first monitor result.

US Pat. No. 11,067,603

CONNECTOR HAVING CONTACT MEMBERS

GITech Inc., Austin, TX ...


1. An electrical connector comprising:a bottom assembly comprising a bottom insulation layer formed on a bottom conductive layer;
a first contact assembly comprising a first plurality of contact members formed adjacent to the bottom insulation layer;
a first substrate assembly comprising a first substrate layer formed adjacent to the first contact assembly, a first conductive layer formed on the first substrate layer, and a first encapsulation layer formed on the first conductive layer;
a second contact assembly comprising a second plurality of contact members formed adjacent to the first encapsulation layer;
a second substrate assembly comprising a second encapsulation layer formed adjacent to the second contact assembly, a second conductive layer formed on the second encapsulation layer, and a second substrate layer formed on the second conductive layer;
a third contact assembly comprising a third plurality of contact members formed adjacent to the second substrate layer; and
a top assembly comprising a top insulation layer formed adjacent to the third contact assembly and a top conductive layer formed on the top insulation layer; and
a plurality of conductive columns;
wherein the plurality of contact members of the first, second and third contact assemblies extend in a first direction from the first and second substrate assemblies, and the bottom assembly, the first contact assembly, the first substrate assembly, the second contact assembly, the second substrate assembly, the third contact assembly, and the top assembly are arranged in the given order in a second direction perpendicular to the first direction; and
wherein the plurality of conductive columns extend in the second direction to penetrate the bottom assembly, the first substrate assembly, the second substrate assembly, and the top assembly, the plurality of conductive columns electrically connecting the bottom conductive layer, the first conductive layer, the second conductive layer and the top conductive layer.

US Pat. No. 11,067,602

ELECTRICAL CONNECTING APPARATUS

KABUSHIKI KAISHA NIHON MI...


1. An electrical connecting apparatus comprising a support member having a lower surface region in which a level part is formed and a wiring board provided adjacent to the lower surface of the support member, and to be connected to a testing device side, the electrical connecting apparatus comprising:a connection unit provided adjacent to the lower surface of the wiring board and having multiple connection terminals;
a probe substrate provided adjacent to the lower surface of the connection unit and electrically connecting multiple probes to electrically contact a test subject to the multiple connection terminals;
multiple anchors arranged on the upper surface of the probe substrate; and
multiple supports functioning as supports between corresponding ones of the multiple anchors on the probe substrate and the level part of the support member via through holes at the wiring board and through holes at the connection unit, wherein
the multiple anchors and the multiple supports are arranged at positions including:
each vertex point of a square;
each vertex point of a first rectangle having two long sides passing through corresponding facing vertex points of the square on one side;
each vertex point of a second rectangle having two long sides passing through corresponding facing vertex points of the square on the other side; and
multiple points located at equal intervals along a virtual circle centered on a point of intersection of the diagonal lines of the square and having a diameter of a size surrounding the first rectangle and the second rectangle,
wherein the support member has a circular spot-facing section in which the level part is formed into a lattice shape in the lower surface region, the anchor at each vertex point of the square, the anchor at each vertex point of the first rectangle, and the anchor at each vertex point of the second rectangle are arranged at positions corresponding to the position of the lattice-shaped flat part in the circular spot-facing section, and the virtual circle is formed to correspond the outer periphery of the circular spot-facing section,
wherein the anchors and the supports along the virtual circle belonging to the multiple anchors and the multiple supports are arranged slightly inside of the outer periphery of the circular spot-facing section.

US Pat. No. 11,067,601

HIGH ACCURACY ELECTRICAL TEST INTERCONNECTION DEVICE AND METHOD FOR ELECTRICAL CIRCUIT BOARD TESTING


3. A tester interface transfer block for electrical circuit board testing by transferring electrical contact from one or more tester resource contacts to one or more target probes, comprising:(a) two or more guide tubes each comprising at least one target probe;
(b) two or more access tubes each comprising at least one tester resource contact;
(c) at least one transfer plate guide slot;
(d) at least one transfer plate; and
(e) at least one conductive spring, wherein said conductive spring is located in the access tube between the transfer plate and the tester resource contact to establish an electrical connection between said transfer plate and said tester resource contact;

wherein said transfer plate guide slot is positioned and angled to intersect between an end of the tester resource contact and an end of the target probe such that a reliable electrical connection can be established between the tester resource contact and the target probe;
wherein the positioning of said guide slot enables flexible positioning of the target probe relative to the tester resource contact; and
wherein said transfer plates are fixed and non-moving.

US Pat. No. 11,067,600

MULTILAYER CIRCUIT BOARD USED FOR PROBE CARD AND PROBE CARD INCLUDING MULTILAYER CIRCUIT BOARD

MURATA MANUFACTURING CO.,...


1. A multilayer circuit board used for a probe card and having a plurality of probe pins connected, the multilayer circuit board comprising:a core substrate including a ceramic multilayer section having a plurality of stacked ceramic layers, wherein the plurality of probe pins are connected to one main surface of the core substrate; and
a resin section disposed so as to cover an entire side surface of the ceramic multilayer section.

US Pat. No. 11,067,599

PROBE DEVICE

HKC CORPORATION LIMITED, ...


1. A probe device, comprising:a base, comprising a main body, a cavity formed in the main body, a conductive contact grounded and defined on the main body, and a through hole communicating with the cavity defined in the main body;
a probe, comprising a main part, a probe head defined at one end of the main part, and a mounting portion defined at the other end of the main part, the mounting portion being inserted into the cavity of the base via the through hole;
a conductive member, disposed in the cavity and defined on the mounting portion of the probe, allowing the mounting portion to be caught in the cavity; and
an elastic member, disposed in the cavity, one end of the elastic member being connected to the main body at the side away from the through hole, the other end of the elastic member being connected with the mounting portion of the probe, the elastic member generating compressive deformation to separate the conductive member from the conductive contact when the probe is in operation,
wherein, the conductive contact is defined on bottom of two opposite sidewalls of the main body, and a through opening for disposing the conductive contact is defined in each the bottom of the opposite sidewalls, and the conductive contact is shaped as arcuate cylinder, the inner side of the conductive contact is flushed with the sidewall of the cavity;
the conductive member is in contact with the conductive contact to release the charge of the probe accumulated during operation of the probe, when the probe device is not in operation.

US Pat. No. 11,067,598

INSPECTION DATA OUTPUT DEVICE, DISPLAY SYSTEM, AND INSPECTION DATA OUTPUT METHOD

DENSO TEN Limited, Kobe ...


1. An inspection data output device, comprising:an input unit into which information on a portion to be inspected in an actual circuit board is supplied;
a generation unit that generates emphasis data in which an output signal path is emphasized more than another signal path, the output signal path being a signal path on the circuit board, and being a signal path capable of detecting an output signal of the portion to be inspected; and
an output unit that outputs the emphasis data to a display device, wherein
the output signal path is emphasized on an image of the circuit board, and
a position and shape of the signal path on the image of the circuit board are substantially matched with a position and shape of the signal path of the actual circuit board.

US Pat. No. 11,067,597

METHOD OF PERFORMING ATOMIC FORCE MICROSCOPY WITH AN ULTRASOUND TRANSDUCER

NEDERLANDSE ORGANISATIE V...


1. A method of performing atomic force microscopy (AFM) measurements, the method comprisingproviding an ultrasound transducer;
placing a drop of a liquid on a top surface of the ultrasound transducer;
placing a sample on the top surface of the ultrasound transducer, whereby the sample presses the liquid in the drop into a layer of the liquid between the top surface of the ultrasound transducer and a bottom surface of the sample;
providing a basin for said liquid, the top surface of the ultrasound transducer being located within the basin, wherein the basin is empty or a surface level of the liquid in the basin is below the top surface of the ultrasound transducer during the steps of placing the drop of liquid and placing the sample on the top surface of the ultrasound transducer;
transmitting modulated ultrasound waves from the ultrasound transducer to a top surface of the sample through the sample from the bottom surface of the sample to the top surface of the sample;
filling the basin with the liquid after the thickness of the layer of the liquid has stabilized, thereby raising the surface level of the liquid in the basin above the top surface of ultrasound transducer; and
performing measurements of vibrations of a cantilever excited by the modulated ultrasound waves while a probe tip on the cantilever is in contact with the top surface of the sample, after a thickness of the layer of the liquid has stabilized.

US Pat. No. 11,067,596

METHOD FOR CALIBRATING PHASE-FREQUENCY CHARACTERISTIC OF LOW FREQUENCE ACCELEROMETER BASED ON TIME-SPATIAL SYNCHRONIZATION

National Institute of Met...


1. A method for calibrating phase-frequency characteristic of a low frequency accelerometer based on time-spatial synchronization, comprising:collecting motion sequence images with a given number of frames of a high contrast mark, extracting longer edges l1 and l2 of a rectangle on the motion sequence images based on a MV method, and obtaining excitation displacement of the low frequency accelerometer under calibration by calculating displacement of the longer edges l1 and l2 of the rectangle, thereby measuring excitation acceleration of the low frequency accelerometer under calibration;
aligning an excitation acceleration signal of the low frequency accelerometer under calibration with a output voltage signal of the low frequency accelerometer under calibration in spatial domain by determining the excitation acceleration at a zero position of a horizontal long-stroke shaker and a output voltage signal of the low frequency accelerometer under calibration at a time when a zero encoder on the shaker outputs a pulse;
fitting the excitation acceleration signal of the low frequency accelerometer under calibration and the output voltage signal of the low frequency accelerometer under calibration respectively using SAM, and calculating phases of the excitation acceleration signal and the output voltage signal at a spatial aligning position; and
calculating a sensitivity phase of the low frequency accelerometer under calibration based on the phases at the spatial aligning position, and determining the phase-frequency characteristic of the low frequency accelerometer under calibration by calibrating the sensitivity phases at different frequencies.

US Pat. No. 11,067,595

PIEZOELECTRIC ACCELERATION SENSOR


1. A piezoelectric acceleration sensor, comprising:a charge output element comprising a base, a piezoelectric element and a mass block, wherein the base comprises a supporting portion and a connecting portion disposed on the supporting portion and extending in a first direction, the piezoelectric element and the mass block are arranged along the first direction and sleeved respectively on the connecting portion, and the piezoelectric element is disposed close to the supporting portion with respect to the mass block;
a casing snap-fitted to the supporting portion, wherein the casing forms a receiving space together with the supporting portion, the connecting portion, the piezoelectric element and the mass block are disposed within the receiving space;
a cable assembly connected to the supporting portion, wherein the cable assembly extends in a second direction, the cable assembly comprises a cable body, the cable body comprises a protective case and first and second leads penetrating the protective case, and one end of each of the first lead and the second lead passes through the supporting portion into the receiving space and is electrically connected to the piezoelectric element; and
a connector connected to an end of the cable assembly facing away from the supporting portion and insulated from the cable assembly, wherein the connector comprises an housing that is open at both ends, a first insulating layer disposed in the housing, and a conductive terminal penetrating the first insulating layer along a direction of the two openings of the housing, the other end of the first lead is electrically connected to the conductive terminal, and the other end of the second lead is electrically connected to the housing.

US Pat. No. 11,067,594

FLYING OBJECT WITH A SENSOR DEVICE INCLUDING A DYNAMIC PRESSURE PROBE HAVING AN INNER AND OUTER BODY


1. A dynamic pressure probe for a sensor device for determining the relative speed of an object and a medium surrounding said object, the dynamic pressure probe comprising:an outer body with a wall in which an inflow opening is formed and which encloses an inner space, the wall having a side wall surrounding the inner space,
an inner body comprising passages being arranged at least partially in the inner space and enclosing a measuring space as a constituent part of the inner space, the medium being able to flow through the inflow opening and to be dammed in the measuring space,
an interspace formed between the wall and the inner body, the interspace comprising channels formed between the side wall of the wall and the inner body, with the channels being flow-connected to the passages,

wherein an inlet opening or a connection for supplying a protective fluid is arranged or formed on or in the wall, the protective fluid being able to flow through the inlet opening or the connection into the channels, so as to act upon the inner body on a side remote from the measuring space, and
wherein the protective fluid is able to flow into the measuring space through the passages.

US Pat. No. 11,067,593

PITOT STATIC SYSTEMS WITH ANGLE OF SIDESLIP DETERMINATION AND COMPENSATION

Rosemount Aerospace Inc.,...


1. An air data probe system, comprising:a pitot static system configured to sense at least one total pressure value of a flow at one or more locations, at least one static pressure value of the flow at the one or more locations, and, directly or indirectly, at least one differential static pressure value of the flow at the one or more locations; and
an angle of slip (AOS) module configured to determine a local angle of slip (LAOS) value at each location based on the at least one total pressure value at each location, the at least one static pressure value at each location, and the at least one differential static pressure value at each location, wherein the AOS module is configured to determine a local angle of attack (LAOA) value at each location based on the at least one differential pressure value at each location, or to receive an LAOA value from the pitot static system, wherein the AOS module is configured to determine the LAOS at each location based on a comparison of total pressure to static pressure ratio (Pt/Ps) against LAOA at a given speed, altitude, and temperature.

US Pat. No. 11,067,592

METHODS AND APPARATUS FOR PROGNOSTIC HEALTH MONITORING OF A TURBINE ENGINE

General Electric Company,...


1. An apparatus comprising:a health quantifier calculator to execute a plurality of computer-generated models to generate first sensor data of a turbine engine, the first sensor data based on simulating a sensor monitoring the turbine engine using asset monitoring information, and the plurality of computer-generated models including a historical data model, a physics-based model, a stochastic model, and a hybrid model;
a parameter tracker to (i) obtain physical sensor-based asset sensor data matched to an engine model using the first sensor data and a second sensor data, the second sensor data based on obtaining sensor data from a sensor monitoring the turbine engine and (ii) generate third sensor data corresponding to the turbine engine;
wherein, the third sensor data is based on (i) previous performance of one or more similar assets, (ii) extrapolating data from the physics-based model, (iii) generating random variation based on fluctuations generated by the historical data model, and (iv) comparing one of the plurality of models to another of the plurality of models;
the health quantifier calculator to execute the computer-generated model using the third sensor data to generate an asset health quantifier of the turbine engine; and
a recommendation generator to generate a workscope recommendation to improve an operation of the turbine engine when the asset health quantifier satisfies a threshold.

US Pat. No. 11,067,591

SYSTEM AND METHOD FOR DETERMINING ANGULAR DISPLACEMENT, VELOCITY AND ACCELERATION OF A ROTATING MEMBER MOUNTED TO A PLATFORM

Aktiebolaget SKF, Gothen...


1. A system for determining angular displacement, velocity and acceleration of a rotating member axially mounted to a platform, the system comprising:at least one digital storage disk having data stored concentrically thereon, the data being provided in the form of pits and lands, the disk mounted on an outer periphery of the rotating member, the disk and rotating member having the same axis of rotation,
at least one laser transmitter for emitting a laser beam directed towards the disk,
at least one laser receiver for receiving a reflected portion of the emitted laser beam,
at least one processor, and
at least one memory storing software thereon for determining the angular displacement, velocity and acceleration of the rotating member, the software comprising instructions being executable by the at least one processor to cause the system for determining the angular displacement, velocity and acceleration of the rotating member to:
identify the number of bits per circumference of the disk counted during an initial test run to establish a calibrated bit count value, the calibrated bit count value being recorded into the memory,
determine the number of bits per circumference of the disk counted during a verification cycle, the verification cycle bit count value being recorded into memory,
determine a ratio between the number of bits counted during the calibration cycle against the number of bits counted during the verification cycle, and
calculate an angular displacement of the rotating member based on the ratio determined between the calibrated cycle and verification cycle,
calculate the angular displacement of the rotating member into angular velocity by taking the ratio of change in angular displacement with respect to time, and
calculate the angular displacement of the rotating member into angular acceleration by taking the ratio of change in angular velocity with respect to time.

US Pat. No. 11,067,590

AUTOMATIC ANALYSIS DEVICE

HITACHI HIGH-TECH CORPORA...


1. An automatic analysis device comprising: a first reagent disk holding a first reagent;a second reagent disk holding a second reagent;
a sample disk holding a sample;
a plurality of reaction cells on a reaction disk in which the first reagent is dispensed or the second reagent is dispensed or both a sample and the first reagent are dispensed and mixed, respectively;
a first reagent dispensing mechanism configured to move along a first track to the first reagent disk or the second reagent disk or the reaction disk to dispense the first reagent or the second reagent to a reaction cell on the reaction disk;
a first reagent vessel disposed on the first track of the first reagent dispensing mechanism;
a reaction vessel in which a sample and the first reagent are dispensed and mixed or in which the sample, the first reagent and the second reagent are dispensed and mixed;
a second reagent dispensing mechanism configured to move along a second track to aspirate the first reagent or the second reagent or both the first reagent and the sample from the reaction cell on the reaction disk and dispense the first reagent or the second reagent or both the first reagent and the sample to the reaction vessel;
a sample dispensing mechanism disposed on a third track configured to aspirate the sample from the sample disk and dispense the sample to the reaction vessel positioned at a first dispensing position and to the reaction cell positioned at a second dispensing position;
a second reagent vessel disposed on the third track of the sample dispensing mechanism, the reaction vessel being provided on at least one of the second and third tracks; and
a control unit configured to control the first second reagent dispensing mechanisms and the sample dispensing mechanism, wherein
the control unit is configured to perform at least three processes including:controlling the automatic analysis device to perform the analysis, according to a first process in which the analysis does not require both of the first and second reagents, by using the sample dispensing mechanism and the first reagent dispensing mechanism to dispense the sample and one of the first and second reagents;
controlling the automatic analysis device, according to a second process in which the analysis does require both of the first and second reagents and in which an incubation time is not required for the analysis, to dispense the sample and the first reagent, using the sample dispensing mechanism, to the reaction vessel positioned at the first dispensing position, dispense the second reagent to one of the reaction cells, and thereafter dispense the second reagent to the reaction vessel using the second reagent probe, and
controlling the automatic analysis device, according to a third process in which the analysis does require both of the first and second reagents and in which the incubation time is required for the analysis, to dispense the sample, using the sample dispensing mechanism, to one of the reaction cells positioned at the second dispensing position, dispense the first reagent into the one the reaction cells containing the sample, dispense the second reagent to another reaction cell, and thereafter dispense the sample and first reagent from the one of the reaction cells to the reaction vessel, using the second reagent mechanism, and thereafter dispense the second reagent to the reaction vessel from the another reaction cell using the second reagent mechanism.


US Pat. No. 11,067,589

AUTOMATED ANALYZER

HITACHI HIGH-TECH CORPORA...


1. An automated analyzer comprising:a storage chamber for adjusting the temperature of a container in which liquid is stored and storing the container;
an opening provided in a portion of the storage chamber; and
a loader mechanism for loading and unloading the container to positions inside of and outside the storage chamber by moving the container into and out of the storage chamber via the opening, wherein
the loader mechanism is configured to move from a lower position to an upper position relative to a gravity direction and relative to the storage chamber to move the container from the position inside of the storage chamber to the position outside of the storage chamber,
the loader mechanism is configured to move from the upper position to the lower position relative to the gravity direction and relative to the storage chamber to move the container from the position outside of the storage chamber to the position inside of the storage chamber,
the loader mechanism includes a first closing member configured to close the opening when the loader mechanism is in the lower position and a second closing member configured to close the opening when the loader mechanism is in the upper position,
the first closing member or the storage chamber includes a first elastic body configured to seal an outer periphery of the opening along an outside surface of the storage chamber by being pressed between the first closing member and the storage chamber,
the storage chamber includes a second elastic body configured to seal the outer periphery of the opening along an inside surface of the storage chamber by being pressed between the second closing member and the storage chamber,
the second elastic body is disposed at an upper wall of the storage chamber having a reduced thickness region, said reduced thickness region being configured to permit movement of the container into the loader mechanism when the loader mechanism is in the upper position and said reduced thickness wall region configured to permit sliding movement of the container out of the loader mechanism past the second elastic body within the storage chamber without contact between the second elastic body and the container when the loader mechanism is in the lower position; and
the first closing member has a reduced thickness region configured to overlap with the reduced thickness region of the storage chamber upper wall.

US Pat. No. 11,067,588

MEDICAL ANALYTE TESTING SYSTEM AND OPERATING METHOD THEREFOR

Roche Diabetes Care, Inc....


1. A method for operating a medical analyte testing system having a handheld meter and a test magazine, the method comprising:(a) providing a replaceable test magazine in the handheld meter, the test magazine including a plurality of test elements for conducting successive analyte tests;
(b) using an auxiliary measuring unit of the handheld meter to measure at various points of time at least one ambient parameter, including at least one of temperature and humidity;
(c) checking for a threshold violation by comparing the at least one measured ambient parameter with a preset threshold;
(d) lowering the preset threshold after an initial period of use of the test magazine; and
(e) adjusting a use-up period of the test magazine based on the check in step (c).

US Pat. No. 11,067,587

AUTOMATIC ANALYSIS DEVICE

HITACHI HIGH-TECH CORPORA...


1. An automatic analysis device for analyzing analysis items of a plurality of measurement types, the automatic analysis device comprising:a sample disk holding a sample container accommodating a sample;
a sample dispensing mechanism configured to dispense the sample from the sample container;
a reagent disk holding a reagent container accommodating a reagent;
a reagent dispensing mechanism configured to dispense the reagent from the reagent container;
a first measurement device including a photodetector and first circuitry for performing measurement for a first measurement type using a first sample dispensed from the sample disk by the sample dispensing mechanism and a first reagent dispensed from the reagent disk by the reagent dispensing mechanism;
a second measurement device including the photodetector and second circuitry, different from the first circuitry, for performing measurement for a second measurement type, different from the first measurement type, and using a second sample dispensed from the sample disk by the sample dispensing mechanism and a second reagent dispensed from the reagent disk by the reagent dispensing mechanism, the second reagent not being used in the first measurement type;
a storage, wherein the storage stores a table including information regarding an operation level applied to each of the measurement types where each operation level indicates which operations are permitted to be performed for each of the measurement types, respectively in combination with information regarding the plurality of measurement types, respectively;
a display having a display screen; and
a computer, the computer configured to:
send commands to control operation of the first and second measurement devices and receive input information selecting a measurement type of the plurality of measurement types;
upon receiving the input information selecting the first measurement type, control the display to display information associated with the first measurement type in a manner distinguishable from information associated with measurement types other than the first measurement type, the information associated with the first measurement type being displayed to be operable by an operator while the information associated with measurement types other than the first measurement type, that is different from the information associated with the first measurement type, being displayed to not be operable by the operator;
upon receiving the input selecting the first measurement type, control the display to display information associated with the first reagent in a manner that is selectable and preventing displaying information associated with the second reagent in a manner that is selectable; and
retrieve, from the storage, the table which stores the operation level applied to each of the measurement types, and control the display to display the operation level applied for the input selecting the first measurement type.

US Pat. No. 11,067,581

DETECTION OF CEREBROSPINAL FLUID

NSPC TECHNOLOGIES, LLC, ...


1. A test strip for detecting or measuring asialo-transferrin in a sample comprising:a. a sample loading region;
b. a filtration region downstream of the sample loading region, wherein the filtration region comprises an immobilized first reagent that binds to oxidized sialo-transferrin (sTF); and
c. a binding region downstream of the filtration region comprising an anti-transferrin antibody, wherein the immobilized first reagent that binds to oxidized sTF comprises reactive hydrazide groups on particles, and wherein the oxidized sTF comprise aldehyde groups in terminal sialic acid residues of the sTF.

US Pat. No. 11,067,580

COMPOUNDS AND METHODS FOR CONJUGATION OF BIOMOLECULES

Life Technologies Corpora...


1. A compound of the formula:




wherein:A is a carbon;
R1, R2, R3, R4, R5, and R6 are hydrogen;
X is selected from a reporter molecule, a carrier molecule, a solid support, and a reactive group, that are optionally bound to one or more additional fluorophores, wherein:the reporter molecule comprises a chromophore, a fluorophore, a fluorescent protein, a phosphorescent dye, a tandem dye, a particle, a hapten, an enzyme, or a radioisotope;
the carrier molecule is an amino acid a peptide a protein, an antibody, an antibody fragment, an antigen, a polysaccharide, a nucleoside, a nucleotide, an oligonucleotide, a nucleic acid, a hapten, a psoralen, a hormone, a lipid, a lipid assembly, a tyramide, a synthetic polymer, a polymeric microparticle, a biological cell, a cellular compartment, an ion chelating moiety, an enzymatic substrate or a virus;
the solid support is an aerogel, a hydrogel, a resin, a silica gel, a bead, a biochip, a microfluidic chip, a silicon chip, a multi-well plate, a membrane, a polymeric membrane, a particle, a derivatized plastic film, a glass bead, cotton, a plastic bead, alumina gel, polysaccharide, poly(acrylate), polystyrene, poly(acrylamide), polyol, agarose, agar, cellulose, dextran, starch, heparin, glycogen, amylopectin, mannan, inulin, nitrocellulose, diazocellulose, polyvinylchloride, polypropylene, polyethylene, nylon, latex bead, a conducting metal, a nonconducting metal, glass, magnetic bead, paramagnetic bead, superparamagnetic bead, or a magnetic support;
the reactive group is a carboxylic acid, an activated ester of carboxylic acid, an amine, a hydrazine, a haloacetamide, an alkyl halide, an isothiocynate or a maleimide group; and
L is —NH—C(O)—(CH2)n—NH—, wherein n is 1 to 12;

Z is a single covalent bond; and
G is an azide.

US Pat. No. 11,067,576

METHOD FOR HEALTH MAINTENANCE MONITORING


1. A method for monitoring health maintenance comprising the steps of:collecting an initial blood sample from an individual;
dividing the collected blood sample into at least two parts;
analyzing one part of said at least two parts of the collected sample for multiple blood components levels immediately after the collection, after allowing said one part of said divided collected blood sample to clot at a room temperature, while being wrapped in a non-light permeable material; and then centrifuging said clotted blood sample in a darkened centrifuge to obtain a serum sample and wherein said serum sample is tested for said multiple blood components levels;
freezing another part of said at least two parts of the collected sample at ?80 C immediately after the collection and storing said frozen part to be used at a later time as a comparative standard;
collecting a second blood sample from said individual after a predetermined period of time;
analyzing said second blood sample for the same multiple blood components levels in a simultaneous parallel test with said frozen part and comparing said multiple blood components levels of said second blood sample to blood components levels of the stored comparative standard to detect changes in said multiple blood components levels over said predetermined period of time.

US Pat. No. 11,067,575

OPTICAL RESONATOR DIAGNOSTIC DEVICE AND METHODS OF USE

CALIFORNIA INSTITUTE OF T...


1. A method of using a diagnostic device, comprising:propagating a laser beam through an optical waveguide of the diagnostic device;
coupling a first portion of the laser beam into a first optical resonator located in the diagnostic device, the first optical resonator comprising an immunoassay site;
detecting a first current in a first optical detector coupled to the first optical resonator, the first current indicative of a first resonant frequency generated by the first optical resonator in response to the coupling of the first portion of the laser beam into the first optical resonator;
detecting a second current in the first optical detector, the second current indicative of an immunoassay binding occurring at the immunoassay site, the immunoassay binding characterized by a change in refractive index in the first optical resonator and a corresponding change in the first resonant frequency
coupling a second portion of the laser beam into a second optical resonator located in the diagnostic device, the second optical resonator configured to exclude immunoassay bindings;
heating a portion of at least one of the first or the second optical resonators;
detecting a third current in a second optical detector coupled to the second optical resonator, the third current indicative of a third resonant frequency generated by the second optical resonator in response to the coupling of the second portion of the laser beam into the second optical resonator; and
using the first, second and third currents to analyze the immunoassay binding occurring at the immunoassay site of the first optical resonator.

US Pat. No. 11,067,574

MEMBRANE STRIP SENSOR USING EXPANSION MEMBER

GMD BIOTECH, INC., Gwang...


1. A membrane strip sensor comprising:a support;
a sample pad attached to a top face of the support to receive a liquid sample to be analyzed;
an intermediate membrane serving to transfer the liquid sample received from the sample pad to a swellable portion;
a conjugate pad interlocking with the sample pad, and containing a primary reagent, wherein the primary reagent specifically binds to an analyte contained in the liquid sample through the sample pad;
a reaction membrane detecting whether or not the analyte is present in the liquid sample and interlock with the conjugated pad;
a absorption pad which is disposed downstream of the reaction membrane and absorbs the liquid sample for which a detection reaction is terminated; and
a secondary reagent pad which connected to the swellable portion and is in contact with the reaction membrane by swelling of the swellable portion, wherein the secondary reagent pad is spaced apart from the reaction membrane, and the swellable portion swells by the liquid sample contained in the sample pad,
wherein
the sample pad, the intermediate membrane, the conjugate pad, the reaction membrane, and the absorption pad are laterally sequentially placed on the support,
the sample pad forwards the liquid sample to the intermediate membrane or the reaction membrane,
the intermediate membrane is in direct contact with the sample pad and not in direct contact with the secondary reagent pad,
the secondary reagent pad does not directly contact with the sample pad, and the secondary reagent pad is connected to the sample pad via the intermediate membrane, and
the intermediate membrane is a porous membrane, and the liquid sample moves through the pores.

US Pat. No. 11,067,573

LIGHT MICROSCOPY CHIPS AND DATA ANALYSIS METHODOLOGY FOR QUANTITATIVE LOCALZIED SURFACE PLASMON RESONANCE (LSPR) BIOSENSING AND IMAGING

The Government of the Uni...


1. A method for determining fractional occupancy values for surface-bound receptors as a function of time for localized surface plasmon resonance (LSPR) biosensing and imaging, comprising:using a chip for LSPR biosensing, comprising a glass coverslip compatible for use in a standard microscope, wherein at least one array of functionalized plasmonic nanostructures for LSPR biosensing and imaging has been patterned onto the glass coverslip with electron beam nanolithography, wherein the functionalized plasmonic nanostructures are calibrated for a quantitative determination of concentration as a function of time and space;
projecting a focused image of the array to spectroscopically characterize the array;
modeling the photon count in each spectrometer channel as the sum of a baseline scattering rate and a scattering term sensitive to small dielectric perturbations, wherein the modeling can sum hundreds of spectrometer channels at each point in time; and
functionally relating an acquired spectrum to a fractional occupancy of binding sites using a non-linear least squares calculation.

US Pat. No. 11,067,571

SURFACE FUNCTIONALIZATION

EMULATE, INC., Boston, M...


1. A method of functionalizing the surface of a microfluidic channel comprising the steps of:a) providing;i) an enclosed microfluidic channel comprising an unmodified surface;
ii) a bifunctional crosslinker selected from the group consisting of ANB-NOS, Sulfo-SAND, SANPAH and Sulfo-SANPAH;
iii) surface hydrophobicity modifying molecules selected from the group consisting of PEG, TRIS, poly vinyl alcohol, and PLA;

b) exposing at least a portion of said unmodified surface to said bifunctional crosslinker;
c) activating said crosslinker under first conditions to create a crosslinked; and
d) exposing said crosslinked surface to said surface hydrophobicity modifying molecules under second conditions to create a functionalized surface.

US Pat. No. 11,067,570

BIO-DETECTION CHIP AND DETECTION METHOD ASSOCIATED THEREWITH

BEIJING BOE OPTOELECTRONI...


1. A bio-detection chip, comprising: an upper substrate and a lower substrate disposed opposite to each other, a reference electrode, a driving electrode, a first dielectric layer, a second dielectric layer, a first hydrophobic layer and a second hydrophobic layer; wherein,the reference electrode is formed on a side of the upper substrate facing the lower substrate;
the driving electrode is formed on a side of the lower substrate facing the upper substrate;
the first dielectric layer, the first hydrophobic layer, the second hydrophobic layer and the second dielectric layer are disposed successively between the reference electrode and the driving electrode;
wherein the bio-detection chip further comprises a plurality of micro-capsules arranged between the first hydrophobic layer and the second hydrophobic layer, each of the micro-capsules comprising a capsule membrane wall shell made from natural polymer materials and encapsulating a plurality of charged microspheres within the capsule membrane wall shell, and surfaces of the charged microspheres having a first biomolecule for specifically binding with a second biomolecule that enters the bio-detection chip so as to give rise to a color change, wherein one of the first biomolecule and the second biomolecule is a biomolecule to be detected, and if a voltage is applied between the reference electrode and the driving electrode the charged microspheres move close to the upper substrate; and
wherein the bio-detection chip further comprises a plurality of baffle walls disposed between the first hydrophobic layer and the second hydrophobic layer, the baffle walls dividing a space between the upper substrate and the lower substrate into a plurality of sub-spaces, with a gap between two adjacent ones of the baffle walls; wherein the micro-capsules are filled in the sub-spaces, such that the baffle walls are configured to ensure that the micro-capsules cannot move in different sub-spaces through the gaps.

US Pat. No. 11,067,568

TRENCHED SAMPLE ASSEMBLY FOR DETECTION OF ANALYTES WITH ELECTROMAGNETIC READ-WRITE HEADS

International Business Ma...


1. A method of detecting target antigens in a biological sample using a sample assembly, the method comprising:sweeping a head module over the sample assembly, wherein said head module includes at least one magneto-resistive read sensor configured to detect target antigens via nanoparticles operatively coupled to the target antigens positioned within at least one sample trench of the sample assembly, wherein the at least one sample trench comprises a plurality of parallel sample trenches;
bonding a first set of antibodies to a surface of the at least one sample trench;
sampling a plurality of servo alignment marks formed in proximity to one or more of the parallel sample trenches;
magnetizing at least some of the nanoparticles with a write head of the head module; and
detecting at least one particular antigen among the target antigens by detecting the nanoparticle operatively coupled to the at least one particular antigen using one or more of the at least one magneto-resistive read sensor of the head module.

US Pat. No. 11,067,566

PHOTOCHROMIC XANTHENE FLUOROPHORES AND THEIR UTILITY LIVE-CELL BEYOND THE DIFFRACTION LIMIT

Howard Hughes Medical Ins...


1. A compound of the following structure:




wherein,X is O or Si(alkyl)2;
R1, which can be a substitution at either the 5? position, the 6? position or both, is hydrogen, C(O)NH-Acceptor, C(O)NH-alkyl-NH-Acceptor, C(O)N(alkyl)-alkyl-NH-Acceptor, C(O)—N(alkyl)-alkyl-N(alkyl)-Acceptor, C(O)—NH-alkyl-O-Acceptor, C(O)—N(alkyl)-alkyl-O-Acceptor, C(O)—NH-alkyl-S-Acceptor, C(O)—N(alkyl)-S-Acceptor, C(O)NH-alkyl-NH—CH2—X, C(O)—N(alkyl)-alkyl-NH—CH2—X, C(O)—N(alkyl)-alkyl-N(alkyl)-CH2—X, C(O)—NH-alkyl-O—CH2—X, C(O)—N(alkyl)-alkyl-O—CH2—X, C(O)—NH-alkyl-S—CH2—X, C(O)—N(alkyl)-S—CH2—X, where X is a leaving group, C(O)NH—(CHCH)n-Acceptor where “n” is an integer ranging from 1 to 100, C(O)NH—(CH2CH2O)3—C(O)NH—(CH2CH2O)3—C(O)NH—(CH2CH2O)2—(CH2)6—Cl;
R2 is hydrogen, C(O)NH-Acceptor, C(O)NH-alkyl-NH-Acceptor, C(O)N(alkyl)-alkyl-NH-Acceptor, C(O)—N(alkyl)-alkyl-N(alkyl)-Acceptor, C(O)—NH-alkyl-O-Acceptor, C(O)—N(alkyl)-alkyl-O-Acceptor, C(O)—NH-alkyl-S-Acceptor, C(O)—N(alkyl)-S-Acceptor, C(O)NH-alkyl-NH—CH2—X, C(O)—N(alkyl)-alkyl-NH—CH2—X, C(O)—N(alkyl)-alkyl-N(alkyl)-CH2—X, C(O)—NH-alkyl-O—CH2—X, C(O)—N(alkyl)-alkyl-O—CH2—X, C(O)—NH-alkyl-S—CH2—X, C(O)—N(alkyl)-S—CH2—X, where X is a leaving group, C(O)NH—(CHCH)n-Acceptor where “n” is an integer ranging from 1 to 100, C(O)NH—(CH2CH2O)3—C(O)NH—(CH2CH2O)2—(CH2)6—Cl, or C(O)NH—(CH2CH2O)3—C(O)NH—(CH2CH2O)3—C(O)NH—(CH2CH2O)2—(CH2)6—Cl;
A1 is hydrogen, alkyl, alkenyl, alkynyl, heteroalkyl, heteroalkenyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, heterocycloalkenyl, aromatic, heteoaromatic, substituted alkyl, substituted alkenyl, substituted alkynyl, substituted heteroalkyl, substituted heteroalkenyl, heterocycloalkyl, heterocycloalkenyl, substituted aromatic group, or substituted heteroaromatic group;
A2 is hydrogen, alkyl, alkenyl, alkynyl, heteroalkyl, heteroalkenyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, heterocycloalkenyl, aromatic, heteroaromatic, substituted alkyl, substituted alkenyl, substituted alkynyl, substituted heteroalkyl, substituted heteroalkenyl, heterocycloalkyl, heterocycloalkenyl, substituted aromatic group, or substituted heteroaromatic group.

US Pat. No. 11,067,565

DEVICE AND METHOD FOR BIOLOGICAL SAMPLE COLLECTION AND INSPECTION

Roche Molecular Systems, ...


1. A method of identifying a three-dimensional location on a device for collection of biological samples, the device comprising a lid, a collection portion support, and a collection portion with a surface for receiving a biological sample; wherein the lid comprises a window and a window holder; wherein the surface defines a first plane; wherein the collection portion comprises a first position marker; wherein the first position marker indicates a first center point; wherein the collection portion further comprises a second position marker; wherein the second position marker indicates a second center point; wherein the collection portion further comprises a third position marker; wherein the third position marker indicates a third center point; wherein the first center point, the second center point, and the third center point define a second plane; wherein the second plane and the first plane define a line of intersection; wherein the device has an interior volume defined partially by the collection portion support, the collection portion, the window, and the window holder; wherein the interior volume has interior surfaces; wherein the window is operable to allow inspection of the first position marker, the second position marker, and the third position marker; wherein the method comprises:identifying, through the window of the device, the location of the first position marker, the second position marker, and the third position marker using a location identifier;
identifying a biological element on the surface of the collection portion;
extrapolating the three-dimensional location of the biological element using the location of the first position marker, the second position marker, and the third position marker.

US Pat. No. 11,067,564

PORTABLE INSULIN RESISTANCE DIAGNOSIS DEVICE AND DIAGNOSIS METHOD USING SAME

INDUSTRY ACADEMIC COOPERA...


1. A portable insulin resistance diagnosis device comprising:a housing capable of being grasped by an outer periphery thereof and comprising a space formed therein;
a sensor unit which protrudes towards the outside of the housing and detects glucose and proteins in blood when a blood sample of a target specimen is dropped on the sensor unit, the sensor unit comprising: a non-conductive substrate, a protein electrode sensor provided on the non-conductive substrate, a blood glucose electrode sensor provided on the non-conductive substrate but independently of the protein electrode sensor, and a circuit substrate extended at one side of each of the protein electrode sensor and the blood glucose electrode sensor;
a diagnosis unit configured and executed by a processor, the diagnosis unit provided inside the housing, comprising:an amplifier amplifying an electrical signal generated according to concentrations of the blood glucose and proteins detected in the sensor unit;
an analog-digital converter converting the electrical signal into a digital signal; and
a microcontrol unit receiving the digital signal and being configured to determine insulin resistance according to the result of an equation,
wherein the processor is configured to output a normal or abnormal result response according to the result of the equation; and

a display unit, which is provided on an external surface of the housing, displaying the insulin resistance analyzed in the diagnosis unit,
wherein the protein electrode sensor comprises an inlet to which blood is injected, a microfluidic chip which separates plasma from the injected blood, an injection well for adding a nanoparticle and a buffer solution to the plasma, and an impedance immunosensor.

US Pat. No. 11,067,563

REPLACEABLE GROUND ELECTRODE FOR ELECTROPHYSIOLOGY, ELECTRODE REJUVENATING APPARATUS, AND RELATED METHODS AND SYSTEMS

Molecular Devices, LLC, ...


1. A ground electrode assembly for electrophysiology, the ground electrode assembly comprising:a housing comprising a top housing surface, a bottom housing surface, an inside housing surface, a first chamber open at the top housing surface, and a second chamber open at the bottom housing surface, wherein the inside housing surface comprises an inside shoulder defining an inside opening to the second chamber and the second chamber communicates with the first chamber at the inside opening;
an electrode comprising a top electrode surface, a bottom electrode surface, and an outside lateral electrode surface, the electrode positioned in the first chamber such that the outside lateral electrode surface faces the inside housing surface across an interface extending between the outside lateral electrode surface of the electrode and the inside housing surface, and a portion of the bottom electrode surface is exposed to the second chamber at the inside opening to the second chamber; and
a sealing member disposed between the inside shoulder extending laterally underneath the bottom electrode surface and the interface, and the sealing member isolating the interface from the second chamber,
wherein a lower section of the housing is configured to removably engage with a mounting receptacle which provides an electrical contact to the bottom electrode surface.

US Pat. No. 11,067,562

METHOD OF SEQUENCING MULTIPLE COPIES OF A SEQUENCE IN A CIRCULAR TEMPLATE

Pacific Biosciences of Ca...


1. A method for sequencing a nucleic acid using a nanopore comprising:providing a substrate having an upper solution above the substrate and a lower solution below the substrate, the substrate comprising a nanopore connecting the upper solution and lower solution, the nanopore sized to pass a single stranded nucleic acid;
providing a voltage across the nanopore to produce a measurable current flow through the nanopore;
providing a polymerase-nucleic acid complex comprising a strand displacing DNA polymerase and a circular nucleic acid template and providing the components required for DNA synthesis whereby the polymerase produces a nascent DNA strand which is translocated through the nanopore while the nascent DNA strand is produced;
measuring the current through the nanopore over time as the nascent strand is translocated through the nanopore;
determining a sequence of the nascent DNA strand as it translates through the pore using the measured current over time, whereby the polymerase proceeds around the circular template, then continues to produce the nascent DNA strand such that a sequence in the nascent DNA strand corresponding a sequence in the circular template is determined more than once.

US Pat. No. 11,067,561

NANOPORE DEVICE AND METHODS OF ELECTRICAL ARRAY ADDRESSING AND SENSING

PALOGEN, INC., Palo Alto...


1. A nanopore device for characterizing biopolymer molecules, comprising:a first selecting layer having a first plurality of independently addressable inhibitory electrodes disposed along a first axis of selection;
a second selecting layer having a second plurality of independently addressable inhibitory electrodes disposed along a second axis of selection orthogonal to the first axis of selection, wherein the second selecting layer is disposed adjacent the first selecting layer; and
a third electrode layer having a third independently addressable electrode, wherein the third electrode layer is disposed adjacent the second selecting layer, such that the first selecting layer, the second selecting layer, and the third electrode layer form a stack of layers along a Z axis and define a plurality of nanopore pillars,
wherein the first and second pluralities of inhibitory electrodes form an array, such that
the first plurality of inhibitory electrodes surround each of the plurality of nanopore pillars along the first axis of selection, and
the second plurality of inhibitory electrodes surround each of the plurality of nanopore pillars along the second axis of selection.

US Pat. No. 11,067,560

SYSTEM FOR MEASURING MULTIPLE SOIL PROPERTIES USING NARROW PROFILE SENSOR CONFIGURATION

Veris Technologies, Inc.,...


1. A system for measuring at least one property of soil in a field, comprising:a first soil engaging component arranged to open a slot in the soil, said first soil engaging component comprising a rotating disk or coulter that serves as a first electrode of an electrode array for measuring soil electrical conductivity;
a second soil engaging component comprising a second electrode of said electrode array arranged to follow behind said first soil engaging component to contact soil in said slot;
a third soil engaging component comprising a third electrode of said electrode array arranged to follow behind said second soil engaging component to contact soil in said slot; and
a fourth soil engaging component comprising a rotating disk or a spoked wheel arranged to follow behind said third soil engaging component to close said slot, said fourth soil engaging component comprising a fourth electrode of said electrode array.

US Pat. No. 11,067,559

OPTICAL SWITCH WITH REFLECTION DISK IN EXPLOSION-PROOF GAS DETECTOR

HONEYWELL INTERNATIONAL I...


1. An explosion-proof electronic system, comprising:a substantially explosion-proof enclosure;
a disk that is free to rotate about an axis, wherein the disk is located within the substantially explosion-proof enclosure, wherein the disk comprises a magnetically responsive component configured to be rotated remotely by interaction with an external magnet;
an optical sensor that is configured to sense rotation of the disk, where the optical sensor is located within the substantially explosion-proof enclosure; and
a processor that is coupled to the optical sensor and analyzes a rotation input from the optical sensor to control in part an operation of the explosion-proof electronic system.

US Pat. No. 11,067,558

REAL-TIME AIR MONITORING WITH MULTIPLE SENSING MODES

TRICORNTECH TAIWAN, Taip...


1. A gas detector assembly comprising:a first gas detection system including a first sample conditioner with a first pre-concentrator, a first external pre-concentrator, or both, fluidly coupled to a first gas sensor, the first gas sensor having a first gas specificity and a first response time;
a second gas detection system including a second sample conditioner with a second pre-concentrator, a second external pre-concentrator, or both, fluidly coupled to a second gas sensor, the second gas sensor having a second gas specificity and a second response time, wherein the first gas specificity is different than the second gas specificity, the first response time is different than the second response time, or both the first gas specificity and the first response time are different than the second gas specificity and the second response time;
a readout and analysis circuit coupled to the first and second gas sensors to read and analyze data from the first and second gas sensors; and
a control circuit coupled to the readout and analysis circuit, to the first and second sample conditioners, and to the first and second gas sensors, wherein the control circuit can execute logic that:activates sample collection by the first pre-concentrator, the first external pre-concentrator, or both, and activates analysis by the first gas sensor, and
if the result from the first gas sensor meets detection criteria, activates sample collection by the second pre-concentrator, the second external pre-concentrator, or both.


US Pat. No. 11,067,557

GAS DETECTING DEVICE

MICROJET TECHNOLOGY CO., ...


1. A gas detecting device for measuring a target gas containing a first gas and a second gas, comprising:an actuating-and-sensing module comprising a first gas sensor, a second gas sensor and a gas transportation actuator, wherein the gas transportation actuator guides the target gas to the first gas sensor and the second gas sensor for measurement;
a driving controller configured to control actuations and non-actuations of the first gas sensor, the second gas sensor and the gas transportation actuator;
a data storage device having a gas database, which stores reference information relative to a gas consisting of the first gas, a gas consisting of the second gas and a gas mixture including the target gas measured by the first gas sensor, and stores reference information relative to the gas consisting of the first gas, the gas consisting of the second gas and the gas mixture including the target gas measured by the second gas sensor; and
a data processor configured to calculate gas concentrations in the target gas,
wherein the first gas sensor measures the target gas and transmits first gas measured information to the data storage device, the second gas sensor measures the target gas and transmits second gas measured information to the data storage device, and the data processor calculates a concentration of the first gas and a concentration of the second gas in the target gas by comparing the reference information stored in the gas database, the first gas measured information and the second gas measured information.

US Pat. No. 11,067,556

CARBON MONOXIDE SENSOR FOR PORTABLE GENERATOR


1. A generator comprising:an internal combustion engine; and
a carbon monoxide (CO) sensor unit comprising:a CO sensor controller comprising:
a CO sensing circuit configured to detect a level of CO; and
a shutdown circuit configured to:receive a detected level of CO;
calculate a trailing window average of the detected level of CO, the trailing window average comprising an average of the detected level of CO over at least two consecutive sampling loops;
determine whether to initiate a shutdown of the generator based on at least the calculated trailing window average and a predetermined trailing window average threshold; and
initiate the shutdown of the generator based on determining that the trailing window average exceeds the predetermined trailing window average threshold.



US Pat. No. 11,067,555

SYSTEM AND METHOD FOR DETECTING ENTERIC DISEASES, IN PARTICULAR IN ANIMALS, BASED ON ODOUR EMISSIONS


1. A detection system of enteric diseases in animals, comprising:a sensor device comprising suction for suctioning air from an environment with said animals, wherein said environment is a stable for pigs or a chicken coop, a sensor configured to determine information about type and concentration of a plurality of smelling molecules in said air and further configured to emit a signal representative of said information of smelling molecules;
a transmission device configured to convey said signal representative of smelling molecules;
a self-learning processing device configured to receive and process said signal representative of smelling molecules, detecting a risk of enteric diseases in said animals associated with said information about the type and concentration of said smelling molecules before said enteric diseases arise;
a signaling device configured to report to a user said risk of enteric diseases in said animals;
said processing device comprising a memory adapted to contain reference data by type and concentration of smelling molecules for enteric disease cases in animals, and a processor adapted to compare said information related to the type and concentration of the smelling molecules with the reference data, said processor being adapted to differentiate enteric diseases in animals by comparing a concentration of at least one type of smelling molecules with respect to reference values of the reference data.

US Pat. No. 11,067,554

GAS SENSOR PACKAGE AND SENSING APPARATUS INCLUDING THE SAME

SAMSUNG ELECTRONICS CO., ...


1. A gas sensor package comprising:a package substrate having a hole, the hole extending from a first surface of the package substrate toward a second surface of the package substrate that is opposite to the first surface of the package substrate, and the hole forming an opening in the first surface of the package substrate and having a bottom closed surface at a location between the first surface of the package substrate and the second surface of the package substrate;
a first gas sensor disposed in the hole of the package substrate;
a fixing plate disposed on the first surface of the package substrate, the fixing plate having a vent hole extending between a top surface and a bottom surface of the fixing plate, the bottom surface of the fixing plate facing toward the package substrate and the top surface of the fixing plate facing away from the package substrate, and the fixing plate overlapping the hole of the package substrate when viewed in a plan view;
a protective film attached to the fixing plates; and
a ground pad disposed on the first surface of the package substrate,
wherein the protective film overlaps the vent hole when viewed in a plan view
wherein the bottom surface of the fixing plate faces a top surface of the first gas sensor and is spaced from the top surface of the first gas sensor, and
wherein the first surface of the package substrate is disposed at a higher level than the top surface of the first gas sensor.

US Pat. No. 11,067,553

METHOD FOR DETERMINATION AND ISOLATION OF ABNORMAL SUB-SENSORS IN A MULTI-CORE SENSOR

NOVA FITNESS CO., LTD., ...


1. A method for determination and isolation of abnormal sub-sensors in a multi-core sensor, said multi-core sensor comprising a control module and a detection module; said detection module comprising a sensor module comprising at least four sub-sensors; said method comprising:1) determination of said abnormal sub-sensor: wherein said control module obtains a set of detection data at a time, and said control module filters out suspected abnormal data from the set of detection data, and then determines whether the sub-sensor meets a isolation condition;
2) isolation of the abnormal sub-sensor: wherein a sub-sensor meeting the isolation condition is classified into an isolation zone; said sensor module continues to work after it is degraded; said sub-sensor entering the isolation zone can stop working or continue sampling and detection, but data output by the sub-sensor does not participate in the calculation of the output data of said control module;
3) determining whether said sub-sensor entering the isolation zone can heal itself;
wherein if it is judged that it can heal itself, then frequency reduction is performed on the self-healing sub-sensor; and
4) recovery of said abnormal sub-sensor: wherein the output data of said sub-sensor entering the isolation zone is monitored to determine whether the sub-sensor has reached the recovery conditions; and said sub-sensor that have reached the recovery conditions are detached from the isolation zone and resume work.

US Pat. No. 11,067,552

MULTI-CORE SENSOR SYSTEM

NOVA FITNESS CO., LTD., ...


1. A multi-core sensor system, comprising a control module and a detection module;wherein the control module is connected with the detection module; the detection module comprises a sensor module comprising at least two sub-sensors of the same type; the sub-sensors operate at a first sensing frequency; the detection module further comprises a calibration module comprising at least one sub-sensor that is of the same type as the sub-sensor of the sensor module; the sub-sensor of the calibration module operates at a second sensing frequency lower than the first sensing frequency of the sensor module,
wherein the sub-sensor is a laser sensor; the multi-core sensor system comprises a laser power detection device and a laser power control circuit the multi-core sensor system improves the accuracy of detected data of the sensor module by compensation for laser power which comprises the following steps: compensating for laser power; a change relationship of the particle concentration value corresponding to each laser power value being obtained experimentally; and the attenuation data being compensated by the laser power control circuit according to the detection result of the laser power detection device.

US Pat. No. 11,067,551

DEVICE FOR MEASURING THE AMOUNT OF OXYGEN PRESENT IN A GAS, AND AIR-SEPARATION MODULE COMPRISING SUCH A MEASUREMENT DEVICE

ZODIAC AEROTECHNICS, Roc...


1. A device for measuring the amount of oxygen present in a gas to be analyzed, said device comprising at least one member for measuring the amount of oxygen, a first inlet intended to communicate with the measuring member for the supply of gas to be analyzed, and an outlet for the discharge of said analyzed gas, the device comprises a second inlet intended to communicate with the measuring member, allowing said device to be supplied selectively with a calibration gas having a known amount of oxygen, such that a measurement of an amount of oxygen present in the calibration gas makes it possible to determine a drift of the measurement of said measuring member relative to the actual known amount of oxygen present in the calibration gas, the device comprises a microcontroller in communication with the measuring member to perform an automatic calibration of the measuring member based on the determined drift, the at least one member for measuring the amount of oxygen comprises a zirconium probe able to measure the partial pressure of oxygen present in a gas, wherein the device comprises a temperature sensor arranged at the zirconium probe and connected to the microcontroller, such that the microcontroller is able to vary a supply voltage of the zirconium probe based on the measured temperature.

US Pat. No. 11,067,550

HEAVIER ISOTOPE GAS VARIANTS AS CALIBRATION GAS MINOR COMPONENTS

Ferrel D. Moore, Lincoln...


1. A method for providing a calibration test gas sample, comprising:identifying a first test canister containing a standard test gas, wherein the standard test gas comprises standard hydrogen sulfide; and
replacing the first test canister with a second test canister containing an improved test gas, wherein the improved test gas comprises a deuterated variant of hydrogen sulfide,
wherein hydrogen sulfide in the improved test gas is isotopically enriched in deuterium compared to hydrogen sulfide in the standard test gas, and
wherein the second test canister has a concentration of the deuterated variant of hydrogen sulfide that is equivalent to a concentration of the standard hydrogen sulfide in the first test canister.

US Pat. No. 11,067,549

DESIGNS FOR ENHANCED RELIABILITY AND CALIBRATION OF LANDFILL GAS MEASUREMENT AND CONTROL DEVICES

Loci Controls, Inc., War...


1. An apparatus for sampling landfill gas flowing through a pipe, the apparatus comprising:an enclosure configured for coupling to a section of the pipe, the section of the pipe having at least one gas sampling port;
at least one sensor device disposed in a region of the enclosure, the at least one sensor device being coupled to the section of the pipe through the at least one gas sampling port; and
at least one controller configured to:adjust a frequency of landfill gas sampling based at least in part on an available battery charge and/or an available power supply voltage of the apparatus, wherein adjusting the frequency of landfill gas sampling comprises adjusting a frequency of operation of at least one pump for pumping landfill gas from the pipe to the region of the enclosure having the at least one sensor device such that the at least one pump continues to pump the landfill gas into the region of the enclosure, but at a reduced frequency.


US Pat. No. 11,067,548

MULTI-CAPILLARY COLUMN PRE-CONCENTRATION SYSTEM FOR ENHANCED SENSITIVITY IN GAS CHROMATOGRAPHY (GC) AND GAS CHROMATOGRAPHY-MASS SPECTROMETRY (GCMS)

Entech Instruments Inc., ...


1. A first trap for pre-concentrating a sample before chemical analysis, the first trap comprising a first primary capillary column, a second primary capillary column, and a third primary capillary column connected in series with increasing affinity, wherein:the first primary capillary column has an interior surface coated by a first sorbent, the first primary capillary column having a length between 0.2 and 5 meters, the first primary capillary column with the first sorbent having a first affinity for one or more compounds of the sample, wherein the first primary capillary column having the interior surface coated by the first sorbent is configured to adsorb one or more compounds while the first primary capillary column has a temperature between 20 and 50 degrees Celsius;
the second primary capillary column has an interior surface coated by a second sorbent, the second sorbent having a higher affinity for the one or more compounds than an affinity the first sorbent has for the one or more compounds, the second primary capillary column having a length between 0.2 and 5 meters, the second primary capillary column with the second sorbent having a second affinity for the one or more compounds of the sample, the second affinity greater than the first affinity, wherein the second primary capillary column having the interior surface coated by the second sorbent is configured to adsorb one or more compounds while the second primary capillary column has a temperature between 20 and 50 degrees Celsius;
the third primary capillary column has an interior surface coated by a third sorbent, the third sorbent having a higher affinity for the one or more compounds than the affinity the second sorbent has for the one or more compounds, the third primary capillary column having a length between 0.2 and 5 meters, the third primary capillary column with the third sorbent having a third affinity for the one or more compounds of the sample, the third affinity greater than the second affinity, wherein the second primary capillary column is coupled between the first primary capillary column and the third primary capillary column in series, wherein the third primary capillary column having the interior surface coated by the third sorbent is configured to adsorb one or more compounds while the third primary capillary column has a temperature between 20 and 50 degrees Celsius; and
one or more valves configured to:during an adsorption process during which the first primary capillary column, the second primary capillary column and the third primary capillary column are at an adsorption temperature between 20 and 50 degrees Celsius, facilitate the sample to flow through the first primary capillary column, the second primary capillary column, and the third primary capillary column in a first direction, the first direction being from the first primary capillary column to the third primary capillary column, and
during a desorption process, facilitate a desorption gas to flow through the first primary capillary column, the second primary capillary column, and the third primary capillary column in a second direction, the second direction being from the third primary capillary column to the first primary capillary column.


US Pat. No. 11,067,547

METHOD AND APPARATUS FOR SPECTROSCOPY

Nokia Technologies Oy, E...


1. A method comprising:generating a first comb optical signal;
generating a second comb optical signal;
exciting a sample using in combination the first comb optical signal and the second comb optical signal; and
detecting at the sample an acoustic response of the sample.

US Pat. No. 11,067,546

ESTIMATING APPARATUS AND ESTIMATING METHOD

KABUSHIKI KAISHA TOSHIBA,...


1. An estimating apparatus comprising:an insertion tube configured to be detachably mounted midway along a coupling tube that couples an excitation source to a main unit which is subjected to vibrations propagated via the coupling tube;
a first pressure sensor configured to be provided inside the insertion tube at a distance L from an exit of an excitation source space housing the excitation source;
a second pressure sensor configured to be provided inside the insertion tube at a distance ?L from the first pressure sensor;
a filter processing unit configured to perform filter processing represented byG=?e?jk?L


with respect to a first signal obtained by the first pressure sensor;an adder configured to add a filtered signal and a second signal obtained by the second pressure sensor, the filtered signal being the first signal having undergone filter processing by the filter processing unit; and
an analyzer configured to analyze a frequency of an added signal obtained by the adder to estimate a resonance frequency characteristic at a downstream edge portion of the coupling tube, the added signal originating from the first signal and the second signal.

US Pat. No. 11,067,545

CONTINUOUS WAVE ULTRASOUND FOR ANALYSIS OF A SURFACE

THE UNIVERSITY OF SHEFFIE...


1. A continuous wave ultrasound analysis device for analyzing a surface of a component, comprising:a transducer configured to receive ultrasound propagated through the component;
an input configured to receive ultrasound data based on the received ultrasound, the ultrasound data relating to a driving signal and a recorded signal, the driving signal being a continuous wave, swept frequency ultrasound signal applied to the component such that the recorded signal relates to the driving signal as propagated through the component;
a processing section configured to:derive a standing wave amplitude spectrum from the received ultrasound data by describing an amplitude of the received ultrasound data as a superposition of component waves, wherein an nth component wave has been reflected from the surface n times,
determine a reflection coefficient at the surface of the component based on a reference state of the surface and the description of the amplitude of the received ultrasound data compared to the reference state by determining a ratio of the amplitude of the received ultrasound and an amplitude of ultrasound when the surface is in the reference state, and
determine a property of an unconstrained layer on the surface based on the determined reflection coefficient; and

an output configured to output the determined property of the layer.

US Pat. No. 11,067,544

SWITCHED CAPACITOR DELAY LINE

TEXAS INSTRUMENTS INCORPO...


1. A delay circuit, comprising:a plurality of sampling circuits, each of the sampling circuits comprising:a sample capacitor;
a sample switch coupled to the sample capacitor; and
a hold switch coupled to the sample capacitor; and

a control circuit comprising:a pseudo-random number generator;
a random phase generator circuit coupled to the pseudo-random number generator and the sampling circuits, and comprising:a sequence register;
an adder comprising:a first input coupled to an output of the pseudo-random number generator;
a second input coupled to an output of the sequence register; and
an output coupled to an input of the sequence register; and

a plurality of sample control outputs, each of the sample control outputs coupled to a control input of the sample switch of one of the sample circuits.



US Pat. No. 11,067,543

METHOD AND SYSTEM FOR DETERMINING A PARAMETER OF A MATERIAL OF INTEREST

ENDRA Life Sciences Inc.,...


1. A method for determining a parameter of a material, the method comprising:directing, using a radio frequency (RF) source, RF energy into a region of interest, the region of interest comprising the material, a known reference, and a boundary between the material and the known reference;
detecting, using an acoustic receiver, at least one thermoacoustic multi-polar signal generated in response to the RF energy; and
determining, by one or more processors, a parameter of the material as a function of the at least one thermoacoustic multi-polar signal and a transmitted power correction factor, wherein the transmitted power correction factor is based on an estimated thickness of the known reference and an attenuation coefficient of the known reference, further wherein the parameter of the material is selected from the group consisting of Grüneisen parameter and conductivity.

US Pat. No. 11,067,542

PHOTOACOUSTIC GAS SENSOR

Infineon Technologies AG,...


1. A photoacoustic gas sensor, comprising:a sample gas housing arranged on a carrier substrate, and enclosing a sample gas volume intended to be filled with a gas to be analyzed;
a reference gas housing arranged on the carrier substrate, and enclosing a reference gas volume filled with a reference gas;
an emitter arranged on the carrier substrate and configured to emit light pulses into the sample gas volume;
a wall arranged between the sample gas housing and the reference gas housing, and comprising a transparent region being at least partly transparent to light within a frequency range of the light pulses emitted by the emitter, wherein remaining inner walls of the sample gas housing comprise a reflecting surface configured to reflect at least a portion of the light pulses emitted by the emitter so that the portion of the light pulses not absorbed by the gas to be analyzed pass through the transparent region into the reference gas volume; and
a semiconductor microphone arranged in the reference gas volume, and configured to generate a sensor signal indicating information on an acoustic wave caused by the light pulses emitted by the emitter interacting with the reference gas after crossing the gas to be analyzed.

US Pat. No. 11,067,541

ULTRASONIC SENSOR

DAI-ICHI SEIKO CO., LTD.,...


1. An ultrasonic sensor comprising:a fixed frame fixed to an external member;
an ultrasonic oscillator disposed inside the fixed frame, the ultrasonic oscillator comprising a flexible first substrate and a first piezoelectric element deposited on the first substrate in a form of a thin film, the ultrasonic oscillator being configured to be warped in response to expansion or contraction of the first piezoelectric element and generate ultrasonic waves; and
actuator units comprising a flexible second substrate coupling the first substrate to the fixed frame and a second piezoelectric element deposited on the second substrate in a form of a thin film, the actuator units being configured to be warped in response to expansion or contraction of the second piezoelectric element and cause the ultrasonic oscillator to swing relative to the fixed frame, wherein
the first substrate has an outer periphery part bonded to the actuator units and an inner periphery part provided with the first piezoelectric element, the inner periphery part having a thickness smaller than the outer periphery part so as to be warped in response to expansion or contraction of the first piezoelectric element and generate ultrasonic waves.

US Pat. No. 11,067,540

METHOD AND DEVICE FOR CHECKING AN OBJECT FOR FLAWS

NDT Global Corporate Ltd....


1. A method for inspecting a pipeline, for flaws, wherein the method comprises the following steps:emitting of a first signal running in a first direction in the pipeline by means of a first ultrasonic transducer; and
receiving of a first response signal coming from a second direction in the pipeline by means of a second ultrasonic transducer,
wherein the first direction and the second direction are different from each other;
wherein the method further comprises the steps of:
arranging of the first ultrasonic transducer and of the second ultrasonic transducer on the inside of the pipeline;
receiving of a second response signal coming from the first direction in the pipeline, in response to the first signal, by means of the first ultrasonic transducer;
emitting of a second signal running in the second direction in the pipeline by means of the second ultrasonic transducer; and
receiving, in response to the emitting of the second signal, of a third response signal coming from the first direction in the pipeline by means of the first ultrasonic transducer.

US Pat. No. 11,067,539

SYSTEM FOR DETECTING A BREAK IN A RAIL

Technological Resources P...


1. A system for detecting the presence of a rail end in a rail of a railway track, the system includinga support structure mountable to a component of a rail vehicle;
at least one magnetic field generator carried by the support structure to generate a remanent magnetic field in the rail;
a sensor arrangement carried by the support structure in spaced relationship to the magnetic field generator to detect magnetic flux leakage associated with the remanent magnetic field, the sensor arrangement including at least one pair of longitudinally spaced sensors, each sensor generating a measured signal based on the magnetic flux leakage detected by that sensor;
a signal processing module responsive to the measured signals to calculate a differential signal from the measured signals of the sensors of the at least one pair of sensors, the differential signal being indicative of the presence of a rail end in the rail; and
a discrimination module in communication with the signal processing module and configured to discriminate between a planned rail end and an unplanned rail end using pattern logic and the calculated differential signal, the pattern logic including at least one logic test which is applied to the calculated differential signal to determine if the rail end is a planned rail end or an unplanned rail end, the unplanned rail end being indicative of a break in the rail, and the planned rail end being indicative of a false positive.

US Pat. No. 11,067,538

SYSTEMS AND METHODS FOR EFFECTIVE GAP FILTERING AND ATMOSPHERIC PRESSURE RF HEATING OF IONS

DH Technologies Developme...


9. A high-field symmetric-waveform apparatus for filtering and fragmenting ions, comprising:a first electrode;
a second electrode placed in parallel with the first electrode to provide constant gap distance, d, between the first electrode and the second electrode;
a first high-voltage waveform generator electrically connected to the first electrode and configured to produce a first symmetric waveform,
wherein the first symmetric waveform produces a symmetric electric field waveform in the gap between the first electrode and the second electrode with a maximum density normalized electric field energy, E/N, greater than 10 Td and the electric field waveform displaces an ion radially from the center of the gap during one half of the electric field waveform a distance y=K(E)×E×t, where K(E) is the mobility coefficient and tis the half period of the electric field waveform,
wherein the symmetric electric field waveform is produced with the maximum E/N greater than 10 Td to make K(E) of ions in the gap a function of E/N, and
wherein the constant gap distance and the amplitude and frequency of the first symmetric waveform are configured to filter high mobility ions in the gap by producing the electric field waveform with the maximum E/N greater than 10 Td and to fragment ions in the gap by producing the electric field waveform with the maximum E/N greater than 100 Td.

US Pat. No. 11,067,537

NANOFLUIDIC DEVICES FOR THE RAPID MAPPING OF WHOLE GENOMES AND RELATED SYSTEMS AND METHODS OF ANALYSIS

The University of North C...


1. An analysis chip comprising:a microfluidic inlet adapted to extract genomic DNA from whole cells with a microfluidic channel having an array of posts;
a first reaction nanochannel that is between 500 ?m and 10 cm long, the first reaction nanochannel having an ingress portion that connects to the microfluidic inlet, wherein the first reaction nanochannel has width and/or depth dimensions that are between 1 nm and 500 nm;
a first detection nanochannel that merges with an egress end of the first reaction nanochannel at an intersection defined by a reduction in nanochannel size, wherein the first reaction nanochannel is between 2 and 10 times larger in depth and/or width than the first detection nanochannel;
a first transverse nanochannel extending from and in fluid communication with the first reaction nanochannel at a location that is spaced apart from but proximate an ingress portion of the first reaction nanochannel, wherein the location is between about 10-500 ?m from the ingress portion of the reaction nanochannel, and wherein the first transverse nanochannel has a depth that is less than the depth of the first reaction nanochannel; and
a second transverse nanochannel extending from and in fluid communication with the first reaction nanochannel downstream of the first transverse nanochannel and upstream of the first detection nanochannel, wherein the second transverse nanochannel has a depth that is less than the depth of the first reaction nanochannel,
wherein the first reaction nanochannel has a reaction segment that extends only between the first transverse nanochannel and the second transverse nanochannel so that the reaction segment terminates before the ingress portion of the first reaction nanochannel on one end and before the first detection nanochannel on an opposing end.

US Pat. No. 11,067,536

CAPILLARY ELECTROPHORESIS SYSTEM

Agilent Technologies, Inc...


1. A console for multiplex capillary electrophoresis, the console comprising:a replaceable multiplex capillary array comprising a plurality of capillaries comprising respective capillary tips disposed at an injection position in the console;
a power supply configured to apply a voltage across each of the capillaries effective for performing capillary electrophoresis on samples in the capillaries;
a plurality of drawers configured to hold a plurality of multi-well plates, each drawer movable between a closed position inside the console and an open position outside the console at which the drawer is externally accessible, the plurality of drawers comprising at least a first drawer and a second drawer;
a motion control system disposed in the console and configured to move one or more of the multi-well plates from one or more of the respective drawers to the injection position; and
a control device programmed to control an operation of the console, the operation comprising sequentially performing at least a first job and a second job according to a job queue inputted by one or more users into the control device, wherein:
the first job comprises operating the motion control system to move a first multi-well plate loaded in the first drawer to the injection position such that the capillary tips extend into respective wells of the first multi-well plate, injecting a first sample from the first multi-well plate into at least some of the capillaries, and operating the power supply to apply the voltage to perform a first electrophoresis run on the first sample;
the second job comprises operating the motion control system to move a second multi-well plate loaded in the drawer to the injection position such that the capillary tips extend into respective wells of the second multi-well plate, inject a second sample from the second multi-well plate into at least some of the capillaries, and operating the power supply to apply the voltage to perform a second electrophoresis run on the second sample; and
the control device is configured to control performing the first electrophoresis run while the second multi-well plate is being loaded into the second drawer while the second drawer is in the open position.

US Pat. No. 11,067,535

FLUORESCENT TESTING SYSTEM, DIELECTROPHORESIS DEVICE, AND MOLECULAR TESTING METHOD

SHARP KABUSHIKI KAISHA, ...


1. A fluorescent testing system comprising:an excitation light source that radiates excitation light to a test object flowing in a flow channel;
a silicon integrated circuit provided with a photon detection circuit that detects light by a photodiode;
a dielectrophoresis electrode pair that generates an electric field to draw the test object onto the photodiode by dielectrophoresis;
a control circuit that causes the excitation light source to radiate the excitation light to the test object drawn by the dielectrophoresis and causes the photon detection circuit, after extinguishment of the excitation light, to detect fluorescence emitted from the test object;
a capture layer that captures the test object provided above the dielectrophoresis electrode pair; and
a through hole, by which one piece of the test object is captured and through which the fluorescence is passed, is provided at a position of the photodiode in plan view in the capture layer.

US Pat. No. 11,067,534

MULTI-CHANNEL NANOPORE SENSING BY LOCAL ELECTRICAL POTENTIAL MEASUREMENT

President and Fellows of ...


1. A multi-channel nanopore sensor comprising:a plurality of independent nanopore sensors;
a first fluidic reservoir, common to all of the independent nanopore sensors in the plurality of independent nanopore sensors, with a first ionic solution of a first ionic concentration disposed in the first fluidic reservoir;
a second fluidic reservoir, common to all of the independent nanopore sensors in the plurality of independent nanopore sensors, with a second ionic solution of a second ionic concentration, different than the first ionic concentration, disposed in the second fluidic reservoir; and
each independent nanopore sensor in the plurality of independent nanopore sensors comprising:a nanopore disposed in a support structure;
a fluidic connection between the first fluidic reservoir, common to all of the independent nanopore sensors in the plurality of independent nanopore sensors, and an inlet to the nanopore;
a fluidic connection between the second fluidic reservoir, common to all of the independent nanopore sensors in the plurality of independent nanopore sensors, and an outlet from the nanopore; and
an electrical transduction element disposed in contact with that ionic solution, of the first and second ionic solutions, which has a lower ionic concentration, the electrical transduction element being arranged at a site that produces in the electrical transduction element an electrical signal indicative of electrical potential local to that ionic solution having a lower ionic concentration.


US Pat. No. 11,067,533

MANUFACTURING METHOD FOR SENSOR ELEMENT

NGK INSULATORS, LTD., Na...


1. A manufacturing method for a sensor element which detects the concentration of a specified gas contained in a measurement-object gas, comprising:a preparing step of preparing a plurality of green sheets made of ceramic, which is an oxygen-ion-conductive solid electrolyte, as a main constituent;
a forming step including:a step (a) of forming an unfired electrode made of a conductive paste on one of the plurality of green sheets,
a step (b) of forming an unfired electrode lead and an unfired lead insulating layer on the same green sheet as in the step (a), the unfired electrode lead made of a conductive paste and to be connected to the unfired electrode, the unfired lead insulating layer made of an insulating paste and to surround at least part of the unfired electrode lead, and
a step (c) of forming an unfired bonding layer made of a bonding paste so as to fill at least part of a region without the unfired lead insulating layer on the green sheet subjected to the step (b) and so as to overlap at least part of an edge portion of the unfired lead insulating layer;

a stacking step of stacking the plurality of green sheets including the green sheet subjected to the steps (a) through (c) so as to form a multilayer body in which the unfired electrode lead is sandwiched between green sheets;
a cutting step of cutting out an unfired sensor element from the multilayer body; and
a firing step of firing the unfired sensor element to produce a sensor element including an electrode formed from the unfired electrode, an electrode lead formed from the unfired electrode lead, a lead insulating layer formed from the unfired lead insulating layer, and a bonding layer formed from the unfired bonding layer.

US Pat. No. 11,067,531

METHOD OF OPERATION OF A GAS SENSOR

NGK INSULATORS, LTD., Na...


1. A method of operation of a gas sensor having a layered body that is formed by stacking a plurality of oxygen ion-conductive solid electrolyte layers, and that includes a measurement-object gas flowing portion, a reference electrode that is formed inside of the layered body, a measurement electrode provided on an inner peripheral surface of the measurement-object gas flowing portion, a measurement-object gas side electrode provided in a region of the layered body, a reference gas introducing portion, and a reference gas regulating device, comprising the steps of:introducing and flowing a measurement-object gas in the measurement-object gas flowing portion;
introducing a reference gas to the reference electrode, the reference gas being used as a standard for detection of a specific gas concentration in the measurement-object gas;
exposing the measurement-object gas side electrode to the measurement-object gas;
introducing the reference gas to a periphery of the reference electrode via the reference gas introducing portion;
applying a control voltage that is repetitively set in an on state and in an off state between the reference electrode and the measurement-object gas side electrode to pump in oxygen to the periphery of the reference electrode such that a voltage Vref between the reference electrode and the measurement-object gas side electrode reaches a voltage Vrefmax in the on state and then decreases to a voltage Vrefmin in the off state following the on state; and
detecting the specific gas concentration in the measurement-object gas on the basis of a voltage difference between the reference electrode and the measurement electrode, wherein the voltage difference is determined when the control voltage is applied in the off state and the voltage vref decreases a predetermined amount from Vrefmax in the off state.

US Pat. No. 11,067,530

METHOD OF OPERATION OF A GAS SENSOR

NGK INSULATORS, LTD., Na...


1. A method of operation of a gas sensor having a layered body that is formed by stacking a plurality of oxygen ion-conductive solid electrolyte layers, and that includes a measurement-object gas flowing portion, a reference electrode that is formed inside of the layered body, a measurement electrode provided on an inner peripheral surface of the measurement-object gas flowing portion, a measurement-object gas side electrode provided in a region of the layered body, a reference gas introducing portion, and a reference gas regulating device, comprising the steps of:introducing and flowing a measurement-object gas in the measurement-object gas flowing portion;
introducing a reference gas to the reference electrode, the reference gas being used as a standard for detection of a specific gas concentration in the measurement-object gas;
exposing the measurement-object gas side electrode to the measurement-object gas;
introducing the reference gas to a periphery of the reference electrode via the reference gas introducing portion;
applying a control voltage that is repetitively set in an on state and in an off state between the reference electrode and the measurement-object gas side electrode to pump in oxygen to the periphery of the reference electrode such that a voltage Vref between the reference electrode and the measurement-object gas side electrode reaches a voltage Vrefmax in the on state and then decreases to a voltage Vrefmin in the off state following the on state; and
detecting the specific gas concentration in the measurement-object gas on the basis of a voltage difference between the reference electrode and the measurement electrode, wherein the voltage difference is determined when the control voltage is applied in the off state and the voltage Vref decreases a predetermined amount from Vrefmax in the off state,
wherein a first period during which the voltage Vref is 90% or more of the voltage Vrefmax is determined as a first length of time T1 [msec], and a second period T2 is determined during the off state from when the voltage potential Vref falls below approximately 10% of Vrefmax to when the voltage potential Vref starts to rise again in the on state, and the following Formula (1) is satisfied,Tf?T2??(1)

where a period Tf [msec] is determined as a fall time during the off state in which the voltage potential Vref falls from 90% of the voltage Vrefmax to approximately 10% of Vrefmax.

US Pat. No. 11,067,529

MULTI-ZONE, FIXED POTENTIAL TEST SENSOR HEATING SYSTEM


13. An electrochemical test sensor for analyzing a sample, the test sensor comprising:an inlet in fluid communication with at least one isolated flow path;
a first reaction zone in fluid communication with the inlet;
a second reaction zone in fluid communication with the inlet;
a reaction zone heating system configured to transmit heat to the first reaction zone and to the second reaction zone, the reaction zone heating system comprising:electrical heater conductors in electrical communication with heating elements, where the electrical heater conductors and the heating elements include a conductive material selected from the group consisting of silver, gold, copper, and combinations thereof;
at least one resistive layer contacting the heating elements, where the resistive layer includes a mixture of conductive and non-conductive materials;
where the mixture of conductive and non-conductive materials comprises
a conductive material selected from the group consisting of iron, copper, aluminum, silver, and combinations thereof, and
a non-conductive material comprising carbon;
a substrate contacting the at least one resistive layer and forming at least a portion of the inlet and the at least one isolated flow path; and
a base contacting the electrical heater conductors and the heating elements;

where the test sensor is configured to heat a first reaction zone to a different temperature than a second reaction zone in response to a fixed potential applied to the same electrical heater conductors.

US Pat. No. 11,067,528

ELECTRO-CHEMICAL SENSOR AND COATING METHOD, PRODUCTION METHOD AND CORRESPONDING USES


1. An electrochemical sensor coating method, comprising the steps of:coating a carbon-rich substrate of the electrochemical sensor with an organic low density polyethylene (LDPE) coating, the substrate having a carbon content greater than or equal to 50% by weight with respect to the total weight of the substrate, and
applying a cold plasma treatment to said coating thereby converting at least a portion of the LDPE coating surface into active species of carbon and oxygen,
wherein the carbon-rich substrate is made of a material from the group consisting of graphite, glassy carbon, nanostructured carbons, and fullerenes.

US Pat. No. 11,067,527

SENSOR ASSEMBLY HAVING MICROSENSORS

Siemens Healthcare Diagno...


1. A sensor assembly, comprising:a first microsensor having a first outer sheath defining a first interior space, a first membrane core within the first outer sheath, and a first conductive element that is at least partially encased by and in contact with the first membrane core, the first membrane core filling the interior space between the first outer sheath and the first conductive element, wherein the first conductive element detects a first electrical response signal when the first membrane core is in contact with a fluid; and
a second microsensor adjacent to the first outer sheath of the first microsensor, the second microsensor having a second outer sheath defining a second interior space, a second membrane core within the second outer sheath, and a second conductive element that is at least partially encased by and in contact with the second membrane core, wherein the second conductive element detects a second electrical response signal when the second membrane core is in contact with the fluid.

US Pat. No. 11,067,526

DEVICES, SYSTEMS, AND METHODS FOR PERFORMING OPTICAL AND ELECTROCHEMICAL ASSAYS

Abbott Point of Care Inc....


1. A system comprising:one or more processors; and
memory coupled to the one or more processors, the memory encoded with a set of instructions configured to perform a process comprising:receiving from a first test cartridge an operating state signal indicative of a first type of cartridge inserted into an analyzer;
determining that the first type of cartridge is the first test cartridge having a first contact connected to a light emitter and a second contact connected to a light detector;
assigning a first channel to the light emitter via the first contact and a corresponding first pin;
assigning a second channel to the light detector via the second contact and a corresponding second pin;
switching one or more switches of circuitry of the first channel to a current driver mode;
switching one or more switches of circuitry of the second channel to a current measurement mode;
performing an optical analytical test using the first channel and the second channel;
receiving from a second test cartridge an operating state signal indicative of a second type of cartridge inserted into the analyzer;
determining that the second type of cartridge is the second test cartridge having a first contact connected to an amperometric electrode and a second contact connected to a reference electrode;
assigning the first channel to the amperometric electrode via the first contact and another corresponding first pin;
assigning the second channel to the reference electrode via the second contact and another corresponding second pin;
switching the one or more switches of the circuitry of the first channel to an amperometric measurement mode;
switching the one or more switches of the circuitry of the second channel to a reference measurement mode; and
performing an electrochemical analytical test using the first channel and the second channel.


US Pat. No. 11,067,525

ELECTRICAL CONDUCTIVITY METER

AZBIL CORPORATION, Tokyo...


1. An electrical conductivity meter comprising:a measurement tube which is formed of an electrical insulation material and is configured to allow a measurement target fluid to flow through;
a first electrode formed on an outer peripheral surface of the measurement tube and configured not to contact the measurement target fluid flowing through the measurement tube;
a second electrode connected to a common potential and configured to come into contact with the measurement target fluid flowing through the measurement tube;
a resistor of which one end is connected to the first electrode;
a voltage detecting portion that detects voltages of a signal generated in the first electrode due to an input of an alternating-current (AC) signal to another end of the resistor; and
an electrical conductivity calculating portion that calculates an electrical conductivity of the measurement target fluid based on an amplitude of the voltages detected by the voltage detecting portion.

US Pat. No. 11,067,524

SYSTEMS AND METHODS FOR TESTING FOR CONTAMINANTS IN AN ASSEMBLY LINE GROW POD

Grow Solutions Tech LLC, ...


1. A system for testing for contaminants in an assembly line grow pod, comprising:a master controller;
a tray moving along a track arranged in an assembly line grow pod;
a plurality of cells arranged on the tray and supporting seeds, plants, or both, wherein a selected cell includes side walls and a base that define a cavity; and
a contaminant sensor arranged in the cavity of the selected cell, comprising:a sensing device for directly sensing a characteristic of a content present in association with the selected cell; and
a control device coupled to the sensing device and operable to receive a signal indicative of the characteristic of the content from the sensing device, and transmit the signal to the master controller,

wherein the control device of the contaminant sensor forgoes making a determination of a likelihood of a contaminant being present in the selected cell, the master controller then makes the determination of the likelihood of the contaminant being present in the selected cell based on the signal received from the control device of the contaminant sensor.

US Pat. No. 11,067,523

BLOOD COAGULATION SYSTEM ANALYSIS DEVICE, AND METHOD AND PROGRAM FOR ANALYSIS OF BLOOD COAGULATION SYSTEM

SONY CORPORATION, Tokyo ...


1. A blood coagulation system analysis device comprising:a pair of electrodes; and
circuitry configured toapply an alternating voltage to the pair of electrodes,
measure a permittivity of a sample of blood which is positioned between the pair of electrodes, and
determine a degree of action of a blood coagulation system based on the measured permittivity of the sample of blood, wherein
the circuitry is configured to perform the determination by being configured to divide a first measured permittivity of the sample of blood while applying the alternating voltage to the pair of electrodes at a first frequency and a second measured permittivity of the sample of blood while applying the alternating voltage to the pair of electrodes at a second frequency, different from the first frequency, within a predetermined time period after an anticoagulant effect caused by addition of an anticoagulant acting on the sample of blood is ended,
obtain a gradient of a straight line as a parameter showing an amount of increase in the first and second measured permitivities before a viscoelasticity manifestation timing.


US Pat. No. 11,067,522

MEASUREMENT SYSTEM FOR A CORRUGATING MACHINE

TEXMAG GMBH VERTRIEBSGESE...


1. A measurement system adapted for use in a corrugating machine for processing corrugated cardboard, wherein the measurement system comprises a measurement device;wherein;
the measurement device detects electromagnetic waves in the infrared range and is aimed at a region of a transportation device of the corrugating machine in the direction of transportation downstream of an adhesion station of the corrugating machine,

and further wherein the measurement device comprises an evaluation device for evaluating the detected electromagnetic waves in the infrared range, the evaluation device comprises a computer with a memory device, wherein a computer program for checking the process of producing adhesions of a first paper web to at least a second paper web to form a product web that is stored on the memory device, the computer program being configured to carry out the following steps:Detecting thermal radiation of the product web after adhesion of the first paper web to the at least second paper web;
Producing thermographic data based on the thermal radiation;
Evaluating the thermographic data; and
Judging the adhesive quality of the paper adhesion on the basis of the evaluation, and further, wherein the evaluation comprises a spatially resolved determination of the geometric dimensions, of the length in the x direction and/or of the width in the y direction, of one or more isothermal regions and/or subregions in the thermographic data.

US Pat. No. 11,067,521

APPARATUS AND METHODS FOR MEASURING THERMAL TRANSFORMATION

ANV LASER INDUSTRY LTD., ...


1. An apparatus for measuring the phase transition temperature of one or more specimens, the apparatus comprisinga container for accommodating one or more specimens;
at least one light source for illuminating the one or more specimens;
an imager configured to capture one or more images of said one or more specimens; and
a heater that is at least partially transparent or translucent located on a line of sight between said at least one light source and said imager, the heater configured to heat the one or more specimens in the container.

US Pat. No. 11,067,520

PROCESS FLUID TEMPERATURE MEASUREMENT SYSTEM WITH IMPROVED PROCESS INTRUSION

Rosemount Inc., Shakopee...


1. A process fluid temperature measurement system comprising: a thermally-insulative collar configured to couple to a process fluid conduit wall; a thermowell configured to couple to the thermally-insulative collar and extend through the process fluid conduit wall; a temperature sensor assembly disposed within the thermowell, the temperature sensitive assembly including: a first temperature sensitive element, disposed within the thermowell, spaced from a wall of the thermowell; a second temperature sensitive element, disposed within the thermowell and contacting a distal end of the thermowell, spaced apart from the first temperature sensitive element along a spacer having a known thermal conductivity and formed of a powder; and transmitter circuitry including: measurement circuitry coupled to the first and second temperature sensitive elements; communication circuitry configured to communicate in accordance with a process communication protocol; and a microprocessor coupled to the measurement circuitry and the communication circuitry, the microprocessor being configured to calculate first and second temperature values based on signals from the first and second temperature sensitive elements, perform a heat flux calculation using the first and second temperature values and the known thermal conductivity of the spacer, and provide a process fluid temperature output in accordance with the process communication protocol using the communication circuitry, the process fluid temperature output being based on the heat flux and the first and second temperatures.

US Pat. No. 11,067,519

STRAIN DETECTING DEVICE AND DIAGNOSING DEVICE

DENSO CORPORATION, Kariy...


1. A strain detecting device comprising:(i) a sensor portion for detecting heat flux; and
(ii) an elastic deformation member covering the sensor portion, wherein the elastic deformation member generates heat, producing heat flux to be detected by the sensor portion, when it is compressed, while the elastic deformation member absorbs heat, producing heat flux to be detected by the sensor portion, when it is expanded,
wherein the sensor portion includes two heat flux sensors, each of which has;
a first sensor surface formed on a side of the heat flux sensor; and
a second sensor surface formed on another side of the heat flux sensor opposite to the first sensor surface,
wherein each of the heat flux sensors outputs a first sensor signal, indicative of strain of the elastic deformation member, having a positive or a negative polarity in a first case in which the heat flux passes through the heat flux sensor in a direction from the first sensor surface to the second sensor surface, while each of the heat flux sensors outputs a second sensor signal, indicative of strain of the elastic deformation member, having a polarity opposite to that of the first case in a second case in which the heat flux passes through the heat flux sensor in a reversed direction from the second sensor surface to the first sensor surface,
wherein the sensor portion includes a heat absorbing member interposed between the two heat flux sensors and having a predetermined heat capacity, and
wherein the two heat flux sensors are arranged in such a way that the first sensor surfaces of the respective heat flux sensors are opposed to each other across the heat absorbing member, and each of the heat flux sensors outputs the sensor signal depending on the heat flux generated by deformation of the elastic deformation member when external force is applied to the strain detecting device.

US Pat. No. 11,067,518

NMR MEASUREMENT METHOD AND APPARATUS

RIKEN, Saitama (JP) JEOL...


1. A time-resolved measurement method for intermittently observing a chemical reaction process or a crystallization process comprising:repeatedly performing an observation process, the observation process comprising:(a) providing a magnetization recovery waiting time;
(b) a first measurement step of performing one of solution-state NMR measurement and solid-state NMR measurement on a sample that includes a liquid and a solid;
(c) a second measurement step of performing the other of the solution-state NMR measurement and the solid-state NMR measurement on the sample; and
(d) repeating steps (a)-(c),

wherein the first measurement step performs NMR measurement of nuclei A such that magnetization of nuclei B remains when the second measurement step starts,
wherein the second measurement step performs NMR measurement of nuclei C by using the magnetization that remains in the nuclei B,
wherein the second measurement step is either performed subsequent to the first measurement step without magnetization recovery waiting time after the first measurement step, or performed concurrently with the first measurement step, and
wherein solution-state spectra are obtained at regular time intervals by repetition of the solution-state NMR measurements and solid-state spectra are obtained at the same regular time intervals by repetition of the solid-state NMR measurements.

US Pat. No. 11,067,517

NEUTRON RADIOGRAPHY METHOD AND APPARATUS FOR THE IMPLEMENTATION THEREOF


1. An apparatus for neutron radiography of an object under examination, comprising:a source of neutrons
a protective container for the object under examination,
a detection system having an activation detector, wherein the detection system is made in the form of a rotary limb having a seat in the form of a diametrical groove for securing the activation detector,
a bed having disposed thereon a detection system being mounted such as to be rotatable by angles +? and ?? about an axis parallel to the axis of the object under examination,
wherein the limb has a semi-annular recess therein for the object under examination placed in the protective container, as well as for ensuring rotation of the limb at angle of +? and ?? relative to the neutron source.

US Pat. No. 11,067,516

HIGH ACCURACY OF RELATIVE DEFECT LOCATIONS FOR REPEATER ANALYSIS

KLA-Tencor Corp., Milpit...


1. A system configured to transform positions of defects detected on a wafer, comprising:an inspection subsystem comprising at least an energy source and a detector, wherein the energy source is configured to generate energy that is directed to a wafer, wherein the detector is configured to detect energy from the wafer and to generate output responsive to the detected energy, and wherein the output comprises multiple swaths of frames of output for each of multiple instances of a reticle printed on the wafer; and
one or more computer subsystems configured for:detecting defects on the wafer by applying a defect detection method to the output generated by the detector, wherein positions of the defects are reported by the defect detection method in swath coordinates;
aligning the output for a setup frame in a setup swath in a setup reticle instance to the output for the frames corresponding to the setup frame in the multiple swaths corresponding to the setup swath in the multiple instances of the reticle printed on the wafer;
determining different swath coordinate offsets for each of the frames, respectively, in the multiple instances of the reticle based on differences between swath coordinates of the output for the frames and swath coordinates of the output for the setup frame aligned thereto in the aligning step; and
applying one of the different swath coordinate offsets to the swath coordinates reported for the defects detected on the wafer, wherein which of the different swath coordinate offsets is applied to the swath coordinates reported for the defects is determined based on the multiple instances of the reticle in which the defects were detected, thereby transforming the swath coordinates reported for the defects from swath coordinates in the multiple instances of the reticle to swath coordinates in the setup reticle instance.


US Pat. No. 11,067,515

APPARATUS AND METHOD FOR INSPECTING A WAFER PROCESS CHAMBER

Taiwan Semiconductor Manu...


1. An apparatus for inspecting a wafer process chamber, comprising:a sensor coupled to a mechanical arm on top of a housing of the wafer process chamber, whereinthe sensor is configured to capture information about a support inside the housing,
the support is configured to support a wafer when the wafer is placed thereon, and
the mechanical arm carrying the sensor is configured to rotate around an axis that is perpendicular to the support;

a processor configured to process the information to determine a hardware condition of the support; and
a lifetime predictor configured to predict an expected lifetime left for the support based on the hardware condition.