31st week of 2019 patent applcation highlights part 43 |
Patent application number | Title | Published |
20190235057 | SCANNING UNIT OF AN OPTICAL TRANSMISSION AND RECEIVING DEVICE OF AN OPTICAL DETECTION APPARATUS OF A VEHICLE - Described are a mechanical scanning unit ( | 2019-08-01 |
20190235058 | Optoelectronic Sensor and Method for the Detection of Objects - An optoelectronic sensor for the detection of objects in a monitored region is provided that comprises at least one light transmitter for transmitting a plurality of light beams separate from one another starting from a respective transmission point, a common transmission optics for the transmitted light beams, at least one light receiver for generating a respective received signal from the remitted light beams reflected from the objects and incident at a respective reception point, a common reception optics for the remitted light beams and an evaluated unit for obtaining information on the objects from the received signals. In this connection the transmission points are arranged on a first circular line and/or the reception points are arranged on the second circular line. | 2019-08-01 |
20190235059 | TRANSMITTING UNIT AND LIDAR DEVICE FOR SCANNING A SCANNING RANGE - A transmitting unit of a LIDAR device includes at least two radiation sources for generating and emitting punctiform or linear electromagnetic beams into a scanning range, at least one of the radiation sources including an operating temperature settable as a function of an emission angle of the electromagnetic beams generated by the at least one radiation source. The different operating temperatures can generate beams having angle-dependent emission wavelengths, which can result in an improvement of the signal-to-noise ratio of a LIDAR device. | 2019-08-01 |
20190235060 | LASER SCANNING SENSOR - A laser scanning sensor includes a laser light-emitting element to emit a pulse laser beam, a light-receiving element to receive a returned reflected beam, a rotary polygon mirror having a plurality of reflecting surfaces to change the travelling direction of the pulse laser beam, and a drive motor to rotate the rotary polygon mirror in a predetermined direction. The sensor also includes an encoder to detect the rotation status of the rotary polygon mirror and to generate a reference signal and trigger signals for the respective reflecting surfaces, and a control/calculation unit to produce a projection pulse train in a specific pulse cycle after a delay time from the generation of a trigger signal for each of the reflecting surfaces, and to acquire distance information per pulse, based on the time after the start of emission of the pulse laser beam before the return of the reflected beam. | 2019-08-01 |
20190235061 | PULSED TIME-OF-FLIGHT SENSOR, PULSED TIME-OF-FLIGHT PIXEL ARRAY AND OPERATION METHOD THEREFOR - A pToF sensor, a pToF pixel array and an operation method therefor are provided. The pToF pixel array includes a plurality of pToF pixels distributed in an array, a control circuit, and a conversion circuit. Each of the pToF pixels includes a photo sensitive unit configured to detect a return signal of a light pulse signal, and a first conversion unit configured to convert a time signal corresponding to each of the pToF pixels to an analog signal. The control circuit is connected to each of the pToF pixels, and configured to control an operation mode of each of the pToF pixels. The conversion circuit is connected to each of the pToF pixels, and configured to calculate a time-of-fight corresponding to each of the pToF pixels according to the analog signal corresponding to each of the pToF pixels. | 2019-08-01 |
20190235062 | METHOD, DEVICE, AND STORAGE MEDIUM FOR LASER SCANNING DEVICE CALIBRATION - A method for calibrating a laser scanning device is performed at a computing device. After obtaining, based on at least two frames obtained by a laser scanning device, first coordinates of a surface feature element in each frame of point cloud data, the computing device determines, based on map data of the target region of a vehicle, second coordinates of the surface feature element in each frame of point cloud data in a vehicle coordinate system. For each frame of point cloud data, the computing device determines a pose offset of each frame of point cloud data according to the first and second coordinates of the surface feature element and calculates a value of a laser extrinsic parameter of the laser scanning device according to pose offsets of the at least two frames of point cloud data, to calibrate the laser scanning device. | 2019-08-01 |
20190235063 | SYSTEM AND METHOD FOR CALIBRATING LIGHT INTENSITY - Systems and methods are provided for calibrating light intensity. An exemplary method for light intensity calibration may comprise: obtaining a plurality of intensity distributions of reflected light from an area, wherein each of the intensity distributions is associated with a beam; determining a reference intensity distribution from the plurality of intensity distributions, wherein the reference intensity distribution is associated with a reference beam, the plurality of intensity distributions excluding the reference intensity distribution are non-reference intensity distributions, and the non-reference intensity distributions are each associated with a non-reference beam; and aligning each of the non-reference intensity distributions to the reference distribution to calibrate the non-reference intensity distributions against the reference distribution. | 2019-08-01 |
20190235064 | LIDAR Optics Alignment Systems and Methods - One example method involves obtaining a plurality of images using a camera located at a given position relative to a light detection and ranging (LIDAR) device. A first image of the plurality may be obtained while a first aperture is interposed between the camera and the LIDAR device. A second image of the plurality may be obtained while a second aperture is interposed between the camera and the LIDAR device. The method also involves determining one or more alignment offsets between a transmitter of the LIDAR device and a receiver of the LIDAR device based on the plurality of images. | 2019-08-01 |
20190235065 | STORAGE MEDIUM LOCATION DETECTION SYSTEM AND PROGRAM - A storage medium-compatible communications unit, a phase detection unit, a parameter acquisition section and a location detection section are provided. The storage medium-compatible communications unit communicates with a storage medium by wireless using electromagnetic waves at a predetermined frequency. The phase detection unit detects phases of signals received from the storage medium. The parameter acquisition section acquires a distance detection parameter to be used in detecting a storage medium distance from a first position of an antenna to the storage medium. The first position is a position in a range of positions of the antenna from which the distance to the storage medium is shortest. The distance detection parameter is a value set in accordance with a positional relationship between the first position and a second position. The second position is a position of the antenna in the range of positions of the antenna that is different from the first position. The location detection section detects the storage medium distance, using a first phase detected by the phase detection unit at the first position, a second phase detected by the phase detection unit at the second position, and the distance detection parameter acquired by the parameter acquisition section. The location detection section identifies the first position at a time at which a trend of changes of phase detected by the phase detection unit in association with movement of the antenna reverses. | 2019-08-01 |
20190235066 | RADAR DEVICE, SIGNAL PROCESSOR, AND SIGNAL PROCESSING METHOD - To provide a radar device capable of improving azimuth estimation accuracy by compensating the Doppler phase shift of a moving target in a TDMA FMCW MIMO radar device. Provided is a radar device that allows transmitting antennas to perform transmission by performing sequential switching such that antenna element numbers are anterior-posterior symmetrical centering on a reference time and synthesizes a beat signal at the reference time from a first beat signal received by a receiving antenna before the reference time and a second beat signal received after the reference time. | 2019-08-01 |
20190235067 | MOVING OBJECT DETECTION METHOD IN REAL-TIME USING FMCW RADAR - The present invention relates to a moving object detection technique, and more particularly, to a real-time moving object detection method using a continuous wave radar that detects a moving object in real time using a Robust Principal Component Analysis through Gradient descent. An exemplary embodiment of the present invention provides a moving object detection method in real-time using FMCW radar comprising: collecting input data by extracting Fast Fourier Transform (FFT) information from a reflection signal received in a continuous wave radar in a detection region; preprocessing to perform compensation and correction on the collected input data; modeling a lower noise background using a Robust Principal Component Analysis through Gradient descents to separate a foreground moving objects corresponding to a noise background and a moving object from the preprocessed data; and detecting a position of a noise-free foreground moving objects by performing an Automatic Multiscale-Based Peak Detection (AMPD) after applying the Robust Principal Component Analysis (RPCA). | 2019-08-01 |
20190235068 | SYSTEMS AND METHODS FOR VIRTUAL APERATURE RADAR TRACKING - A system for virtual aperture array radar tracking includes a transmitter that transmits first and second probe signals; a receiver array including a first plurality of radar elements positioned along a first radar axis; and a signal processor that calculates a target range from first and second reflected probe signals, corresponds signal instances of the first reflected probe signal to physical receiver elements of the radar array, corresponds signal instances of the second reflected probe signal to virtual elements of the radar array, calculates a first target angle between a first reference vector and a first projected target vector from the first reflected probe signal, and calculates a position of the tracking target relative to the radar array from the target range and first target angle. | 2019-08-01 |
20190235069 | RFID LOCATION SYSTEMS AND METHODS - Embodiments of the present invention include radio frequency identification location systems and methods. In one embodiment, RF signals are transmitted from one or more RFID readers, and in accordance therewith, backscattered signals are received from a tag to be located. A plurality of measured position parameters are used to determine a location of the tag. In one embodiment, one reader may transmit and three readers may receive signals to determine the position of a tag. In other embodiments, multiple readers may transmit and receive. In another embodiment, one reader may transmit from different positions to locate a tag. Embodiments of the invention may be used to track a moving tag. A reader's position may be determined using GPS, reference tags, or the reader may be positioned in a known location. A map may be provided to a user to display the location or movement of a tag or a corresponding item. | 2019-08-01 |
20190235070 | SYNTHETIC-APERTURE RADAR DEVICE - A synthetic-aperture radar device of the present invention is the one having: a focal point information storing unit storing a plurality of pieces of focal point information determining positions of focal points; an image reproducing unit reproducing each radar image corresponding to the plurality of pieces of focal point information stored in the focal point information storing unit from a reception signal of a radio wave applied from a moving platform to an observation target and reflected by the observation target; an index calculating unit calculating an index representing an image forming state of the radar image reproduced by the image reproducing unit for each predetermined area; and a synthesizing unit synthesizing the plurality of radar images on the basis of the index calculated from each of the plurality of radar images, enabling obtaining a clear radar image without using positional information of the observation target. | 2019-08-01 |
20190235071 | METHOD AND SURROUNDINGS DETECTION DEVICE FOR DETERMINING THE PRESENCE AND/OR PROPERTIES OF ONE OR MULTIPLE OBJECTS IN THE SURROUNDINGS OF A MOTOR VEHICLE - A method is described for determining the presence and/or properties of one or multiple objects in the surroundings of a motor vehicle, the method including the following steps: —determining and/or receiving a driving speed of the motor vehicle; —emitting measuring beams by a measuring device of the motor vehicle; —receiving reflected and/or scattered back measuring beams by the measuring device; —determining a Euclidean distance of the one object or of the multiple objects from the measuring device based on the reflected and/or scattered back measuring beams; —determining the relative velocity of the one or of the multiple objects in relation to the motor vehicle based on the reflected and/or scattered back measuring beams; —calculating a sum of squares D | 2019-08-01 |
20190235072 | METHOD FOR DETERMINING THE POSITION OF A MOBILE RADIO STATION BY MEANS OF A VEHICLE, AND VEHICLE - A method for determining the position of a mobile radio station by a vehicle, the method being based on a plurality of radio measurements. The invention further relates to a vehicle for carrying out such a method. | 2019-08-01 |
20190235073 | NAVIGATION BASED ON RADAR-CUED VISUAL IMAGING - A navigation system for a vehicle may include at least one image capture device configured to acquire a plurality of images of an environment of a vehicle and a radar sensor to detect an object in the environment of the vehicle and to provide and output including range information indicative of at least one of a range or range rate between the vehicle and the object. The system may also include at least one processing device programmed to: receive the plurality of images from the at least one image capture device; receive the output from the radar sensor; determine, for each of a plurality of image segments in a first image, from among the plurality of images, and corresponding image segments in a second image, from among the plurality of images, an indicator of optical flow; use range information determined based on the output of the radar sensor together with the indicators of optical flow determined for each of the plurality of image segments in the first image and the corresponding image segments in the second image to calculate for each of a plurality of imaged regions at least one value indicative of a focus of expansion; identify a target object region, including at least a subset of the plurality of imaged regions that share a substantially similar focus of expansion; and cause a system response based on the identified target object region. | 2019-08-01 |
20190235074 | SELF-POSITIONING SYSTEM AND SELF-POSITIONING IDENTIFICATION METHOD OF DEEPWATER UNDERWATER ROBOT OF IRREGULAR DAM SURFACE OF RESERVOIR - The present invention provides a self-positioning system of a deepwater underwater robot of an irregular dam surface of a reservoir, including cross reflection metal plates arranged on the irregular dam surface, and an underwater robot provided with a control motherboard, a water level indicator and a sonar system, wherein the water level indicator and the sonar system are respectively connected with the control motherboard, and the control motherboard is connected with a computer via a cable. The cross reflection metal plate has known coordinates and has four quadrants. A sonar signal emitted by the sonar system is reflected by the cross reflection metal plate to generate sonar reflection signals of four quadrants, and the sonar signals in the effective quadrants correspond to known coordinate parameters of the cross reflection metal plate so as to obtain the horizontal distance between the underwater robot and the irregular dam surface. The water level indicator is used for calculating the vertical position of the underwater robot. The computer calculates accurate positioning of the underwater robot according to the horizontal position and the vertical position. The present invention has the beneficial effects of being able to accurately obtain the positioning coordinates of the underwater robot in the deepwater of the irregular dam surface of the reservoir. | 2019-08-01 |
20190235075 | USE OF MULTI-BEAM SONAR SYSTEMS TO GENERATE POINT CLOUD DATA AND MODELS, AND DATA REGISTRATION IN UNDERWATER METROLOGY APPLICATIONS - Use of sonar systems to collect dimensional and relational data for use in metrology, mapping, object and structure detection, survey and evaluation applications is disclosed. Systems and methods for collecting underwater data sets, using registration targets, for data registration of underwater acoustic data sets, as well as for data registration of underwater acoustic data sets with above-the-waterline data sets (e.g., laser-based data sets) are described. | 2019-08-01 |
20190235076 | Methods and Instrumentation for Estimation of Wave Propagation and Scattering Parameters - Estimation and imaging of linear and nonlinear propagation and scattering parameters in a material object where the material parameters for wave propagation and scattering has a nonlinear dependence on the wave field amplitude. The methods comprise transmitting at least two pulse complexes composed of co-propagating high frequency (HF) and low frequency (LF) pulses along at least one LF and HF transmit beam axis, where said HF pulse propagates close to the crest or trough of the LF pulse along at least one HF transmit beam, and where one of the amplitude and polarity of the LF pulse varies between at least two transmitted pulse complexes. At least one HF receive beam crosses the HF transmit beam at an angle >20 deg to provide at least two HF cross-beam receive signals from at least two transmitted pulse complexes with different LF pulses. The HF cross-beam receive signals are processed to estimate one or both of i) a nonlinear propagation delay (NPD), and ii) a nonlinear pulse form distortion (PFD) of the transmitted HF pulse for said cross-beam observation cell. | 2019-08-01 |
20190235077 | 3D IMAGING USING A BIAS-SENSITIVE CROSSED-ELECTRODE ARRAY - A method and system for imaging a sample uses a 2D array of bias-sensitive, ultrasound transducers arranged in first and second strips, and a source of radiation to stimulate the sample to be imaged. The second electrode strips are sequentially biased according to sequential biasing patterns of voltages that correspond to rows or columns of an invertible matrix. For each biasing pattern, signals are measured from the first electrode strips to detect return signals from the sample that result from the sample being stimulated. A dataset is calculated based on the measured signals, the dataset comprising an effective signal for each of a plurality of transducer elements in the array. An image of the sample is generated based on the dataset. | 2019-08-01 |
20190235078 | CONTROL CIRCUIT OF LIGHT EMITTING AND RECEIVING DEVICE - A light emitting and receiving device includes: a light emitting element, a first light receiving element, and a second light receiving element. A reference signal generator generates a reference signal including a component of a predetermined reference frequency. A drive circuit supplies a drive signal to the light emitting element so that a feedback signal corresponding to an output of the first light receiving element matches a reference signal. A correlation detector detects an output of the second light receiving element by correlating with the component of the reference frequency. | 2019-08-01 |
20190235079 | SYSTEMS AND METHODS FOR MACHINE PERCEPTION - A system to determine a position of one or more objects includes a transmitter to emit a beam of photons to sequentially illuminate regions of one or more objects; multiple cameras that are spaced-apart with each camera having an array of pixels to detect photons; and one or more processor devices that execute stored instructions to perform actions of a method, including: directing the transmitter to sequentially illuminate regions of one or more objects with the beam of photons; for each of the regions, receiving, from the cameras, an array position of each pixel that detected photons of the beam reflected or scattered by the region of the one or more objects; and, for each of the regions detected by the cameras, determining a position of the regions using the received array positions of the pixels that detected the photons of the beam reflected or scattered by that region. | 2019-08-01 |
20190235080 | ACTIVE-PIXEL SENSOR ARRAY - A range detector for detecting distance of an object is provided. The detector includes: a light source configured to emit a first light pulse and a second light pulse towards a distant object, the first light pulse being configured for short-range object detection and the second light pulse being configured for long-range object detection; an active pixel sensor having a plurality of pixel elements each of which including at least one photodiode and at least one floating diffusion region configured to receive photoelectric charge from the at least one photodiode, the at least one photodiode being disposed with respect to the light source, such that the first and second pulses are reflected back from the object towards the at least one photodiode; and a controller configured to actuate the light source to selectively emit the first and second light pulses and to determine distance of the object. | 2019-08-01 |
20190235081 | HYPER-RESOLVED, HIGH BANDWIDTH SCANNED LIDAR SYSTEMS - Embodiments are directed toward a scanning LIDAR system that measures a distance to a target that reflects light from a transmitter to a receiver. A light transmitter is arranged to scan pulses of light that reflect off a remote surface (target) and illuminate fractions of the Field of View (FoV) of a receiver, such as a camera. These fractions of the FoV are smaller than a resolution provided by an array of pixels used to detect Time of Flight (ToF) reflections of the scanned pulses of light from a remote surface. The exemplary scanning LIDAR system may resolve an image of the remote surface at substantially higher resolution than the pixel resolution provided by its receiver. | 2019-08-01 |
20190235082 | OPTOELECTRONIC SENSOR AND METHOD FOR DETECTING OBJECTS - An optoelectronic sensor ( | 2019-08-01 |
20190235083 | LASER SCANNER WITH REAL-TIME, ONLINE EGO-MOTION ESTIMATION - A method comprises accessing a data set comprising a LIDAR acquired point cloud comprising a plurality of points each of which are attributed with at least a geospatial coordinate, sub-sampling at least a portion of the plurality of points to derive a representative sample of the plurality of points and displaying the representative sample of the plurality of points. | 2019-08-01 |
20190235084 | LIDAR SYSTEM AND CONTROL SYSTEM FOR A MOTOR VEHICLE - A LIDAR system includes a monolithic frequency-stabilized semiconductor laser having a linear thermal wavelength shift and a bandpass filter that is configured to effectuate a thermal wavelength shift that does not deviate from the linear thermal wavelength shift of the semiconductor laser by more than 40%, and a temperature stabilization of the semiconductor laser can be dispensed with by the use of the invention. The LIDAR system can be provided in a control system that includes a control unit that controls obstacle avoidance of a motor vehicle based on an obstacle distance determined by the LIDAR system. | 2019-08-01 |
20190235085 | TDOA-BASED POSITIONING SYSTEM USING TERRESTRIAL WIRELESS SIGNAL SOURCES - A positioning system is provided in which a client device samples a transmission from any suitable terrestrial wireless source. The resulting samples are correlated with replica samples to determine a position of the client device using time-difference-of-arrival-based calculations. | 2019-08-01 |
20190235086 | SYSTEM AND METHOD FOR DETECTING GPS SIGNAL SPOOFING - A method, a system, and computer readable medium for detecting interference with a navigation system are provided. The method includes detecting a global positioning system (GPS) signal via the navigation system of a vehicle, determining a signal strength of the GPS signal, determining a location of the vehicle based on the GPS signal, and determining a first attribute and a second attribute. The first attribute is determined as a function of the signal strength. The second attribute is determined as a function of the location of the vehicle. The method further includes outputting an alert indicating an interference with the navigation system when the first attribute and the second attribute are true. | 2019-08-01 |
20190235087 | GRAZING SYSTEM AND METHOD - A circular grazing system for poultry and/or livestock. The circular grazing system including a center pivot structure installed at a field. The center pivot structure may have a center pivot axis. The field may be a poultry and/or livestock grazing field. The circular grazing system for poultry and/or livestock may include an enclosure for containing poultry and/or livestock. The enclosure may extend generally radially from the center pivot structure to a circumference of the field. The enclosure may be rotably coupled to the center pivot structure such that the enclosure rotates around the center pivot axis. | 2019-08-01 |
20190235088 | INERTIAL SENSOR CALIBRATION BASED ON POWER BUDGET - A Global Navigation Satellite System (GNSS) enabled device includes an inertial sensor and receiver circuitry to track a position of the GNSS enabled device. The receiver circuitry selects a mode of a GNSS technology based on power available at the GNSS enabled device and a positioning error value associated with the mode of the GNSS technology. The positioning error value associated with the selected mode is less than a specified accuracy threshold. The receiver circuitry calibrates the inertial sensor based on the selected mode of the GNSS technology to track the position of the GNSS enabled device to reduce the overall power consumption at the GNSS enabled device. | 2019-08-01 |
20190235089 | GNSS RECEIVER TO ANTENNA COMMUNICATIONS - A global navigation satellite system (GNSS) receiver including an antenna module configured to removably attach to a receiver module. The antenna module includes an antenna configured to receive wireless signals transmitted by a GNSS satellite. The antenna is coupled to a wired connection. The antenna module also includes an antenna-side radio that is coupled to the wired connection. The antenna-side radio is configured to perform actions including sending, via the wired connection, an identifying signal to a receiver-side radio. The identifying signal includes identification information corresponding to the antenna. The receiver module includes the receiver-side radio coupled to the wired connection. The receiver-side radio is configured to perform operations including receiving, via the wired connection, the identifying signal from the antenna-side radio. The receiver module also includes a radio frequency (RF) front end coupled to the wired connection. | 2019-08-01 |
20190235090 | Methods and Systems for Utilizing Dual Global Positioning System (GPS) Antennas in Vertical Take-Off and Landing (VTOL) Aerial Vehicles - Systems, devices, and methods for a vertical take-off and landing (VTOL) aerial vehicle having a first GPS antenna and a second GPS antenna, where the second GPS antenna is disposed distal from the first GPS antenna; and an aerial vehicle flight controller, where the flight controller is configured to: utilize a GPS antenna signal via the GPS antenna switch from the first GPS antenna or the second GPS antenna; receive a pitch level of the aerial vehicle from the one or more aerial vehicle sensors in vertical flight or horizontal flight; determine if the received pitch level is at a set rotation from vertical or horizontal; and utilize the GPS signal not being utilized via the GPS antenna switch if the determined pitch level is at or above the set rotation. | 2019-08-01 |
20190235091 | SYSTEM AND METHOD FOR GPS ALIGNMENT USING REAL-TIME KINETICS - The present invention provides a system for aligning drive towers within an irrigation system. According to a preferred embodiment, the present invention relates generally to a system and method for alignment control of irrigation spans and, more particularly, to a system and method for GPS alignment of irrigation spans using real-time kinetics sent via power line carrier. | 2019-08-01 |
20190235092 | ASSET TRACKING SYSTEM - An inventory tracking system includes a tracking device coupled to a transport structure that is designed to carry items. The tracking device includes a processor as well as several modules operatively connected to the processor for determining the location of the transport structure. The tracking device determines location using a short-range communication module when the tracking device is within a storage facility. When outside of the storage facility, the tracking device determines a location of the transport structure using a satellite navigation module. A mobile communication module is used to determine the location of the transport structure if neither the short-range communication module nor the satellite navigation module is successful. | 2019-08-01 |
20190235093 | RADIATION IMAGING SYSTEM, IMAGING APPARATUS, CONTROL APPARATUS, AND METHODS OF CONTROLLING THE SAME - A radiation imaging system comprises a plurality of imaging apparatuses configured to generate images based on radiation emitted from a radiation generator, and a control apparatus configured to communicate with the plurality of imaging apparatuses. Each of the plurality of imaging apparatuses generates imaging information with a smaller data size than an image obtained by an imaging operation based on the image. The control apparatus acquires the imaging information from each of the plurality of imaging apparatuses, and selects, from the plurality of imaging apparatuses based on the imaging information, an imaging apparatus from which an image obtained by an imaging operation is acquired. | 2019-08-01 |
20190235094 | LIGHT CONVERTING NANOPARTICLE, METHOD OF MAKING THE LIGHT CONVERTING NANOPARTICLE, AND COMPOSITION AND OPTICAL FILM COMPRISING THE SAME - A light converting nanoparticle represented by Chemical Formula 1, | 2019-08-01 |
20190235095 | PSD SENSORS FOR HEAD AND NECK - A radio-opaque plastic scintillator detector (PSD) for use in various head and neck radiation applications is described. Bite plates, nose cones and ear cones are provided for use therewith, each having hollow tubes into which PSD cables can be inserted for real time measurement of radiation during treatment. | 2019-08-01 |
20190235096 | INORGANIC TERNARY HALIDE SEMICONDUCTORS FOR HARD RADIATION DETECTION - Methods and devices for detecting incident radiation, such as incident X-rays, gamma-rays, and/or alpha particle radiation are provided. The methods and devices use high purity, high quality single-crystals of inorganic semiconductor compounds, including solid solutions, having the formula AB | 2019-08-01 |
20190235097 | Hybrid X-Ray Detector Structure - An imager panel for an x-ray detector for obtaining x-ray images of an object is provided that includes a first portion disposed at the center of the hybrid imager panel that can produce images of a first resolution and a second portion disposed at least partially around the first portion that is capable of producing images of a second resolution. The hybrid imager panel provides a hybrid detector that can be selectively operated to obtain images of varying resolutions corresponding to the first resolution from the first portion, the second resolution from the second portion or a combination thereof. | 2019-08-01 |
20190235098 | SYSTEMS AND METHODS FOR ASSESSING TIME OF FLIGHT PERFORMANCE OF POSITRON EMISSION TOMOGRAPHY SCANNER - A method for assessing the time of flight (TOF) performance of a positron emission tomography (PET) scanner is provided. The method may include obtaining raw data relating to radiation originating from an object from a PET scan by a PET scanner, the raw data including TOF information. The method may also include generating, based on a back projection algorithm, a first back projection image by reconstructing the raw data including the TOF information. The method may further include generating, based on the back projection algorithm, a second back projection image by reconstructing the raw data excluding the TOF information. The method may further include comparing the first back projection image with the second back projection image. The method may also include assessing, based on the comparison, the TOF performance of the PET scanner. | 2019-08-01 |
20190235099 | DETECTOR ARRAY FOR A RADIATION SYSTEM, AND RELATED SYSTEM - A detector array for a radiation system includes a radiation detection sub-assembly, a routing sub-assembly, and an electronics sub-assembly. The routing sub-assembly is disposed between the radiation detection sub-assembly and the electronics sub-assembly and includes one or more layers of shielding material. For example, the routing sub-assembly may include a printed circuit board having embedded therein a shielding material configured to shield the electronics sub-assembly from at least some radiation. In some embodiments, the shielding material defines at least one opening through which a conductive element(s) passes to deliver signals between the radiation detection sub-assembly and the electronics sub-assembly. | 2019-08-01 |
20190235100 | METHOD AND ARRANGEMENT FOR DETECTOR CORRECTION FOR GENERATING OBJECT RADIOGRAPHS - A method for correcting a detector configured to generate object radiographs and an arrangement to implement the method is provided. The method includes the steps of (a) providing the detector having setting values for a gain and offset correction, (b) capturing a plurality of object radiographs of a test object by the detector and generating a reconstructed three-dimensional representation of the test object based on of the object radiographs, (c) determining at least one quality value of the reconstructed three-dimensional representation, repeating the steps (b) and (c) at least once, wherein before the repetition, a parameter set is generated and a measurement sequence is implemented on the basis thereof, at least one setting value for a gain and offset correction of the detector being determined anew based on the measurement sequence; and (e) determining a preferred gain and offset correction based on overall determined quality values. | 2019-08-01 |
20190235101 | OBJECT RADIOGRAPHY APPARATUS AND METHOD FOR DETERMINING A STATE OF AN OBJECT RADIOGRAPHY APPARATUS - An object radiography apparatus includes a radiation source configured to generate and emit an electromagnetic radiation for radiographing an object, a detector device, which is arranged in such a way that the emitted electromagnetic radiation which passes at least partly through the object impinges at least proportionally on the detector device, and which is configured to generate a radiograph of the object. In addition to the detector device, a sensor arrangement is provided, which is configured to determine a radiation characteristic variable assigned to the radiation source. An evaluation unit is configured to determine or to receive a quality parameter of the detected radiograph, to evaluate the radiation characteristic variable and to make a statement about a state of the detector device and/or of the radiation source on the basis of the quality parameter and the radiation characteristic variable. | 2019-08-01 |
20190235102 | METHOD OF DETERMINING SUBSURFACE PROPERTIES USING MULTIFREQUENCY ELECTROMAGNETIC DEPTH SOUNDING - The present disclosure relates to detecting subterranean formations using electromagnetic depth sounding. A method for detecting formation properties may comprise of disposing a transmitter at a surface, disposing a receiver at the surface, coupling a high frequency wave to a low frequency wave to form an electromagnetic pulse, transmitting the electromagnetic pulse into a formation from the transmitter, receiving a reflected electromagnetic wave from the formation with the receiver, and determining the depth and nature of the formation from the surface. A formation measuring system may comprise a transmitter, wherein the transmitter is configured to couple a high frequency wave to a low frequency wave to form an electromagnetic pulse. The formation measuring system may further comprise at least one receiver, a data acquisition system, and an analysis unit. | 2019-08-01 |
20190235103 | Multi Facility Earthquake Automation System and Method - A system and method for a distributed earthquake analysis and reporting system are provided. The system includes a facility control system at a facility that obtains earthquake information sent from one or more seismic sensors, and sends the earthquake information over a network directly or indirectly to other facility control systems. The facilities which include the facility control systems can be owned/operated by different business organizations or by the same organization, in examples. The facility control system at each facility responds to received earthquake information from the other facility control systems by configuring building systems such as public address systems to warn building occupants, industrial machine controllers to stop machinery, and elevator controllers to stop elevators at a nearest floor and open its doors, in examples. | 2019-08-01 |
20190235104 | Switchable Distributed Acoustic Sensing System For Wellbore Environment - An interrogation system includes a light signal switch and a reflection signal switch. The light signal switch may be communicatively coupled to an optical light source. The light signal switch may route a light signal generated by the light source downhole in a wellbore through a single-mode optical fiber cable or a multi-mode optical fiber cable. The reflection signal switch may be communicatively coupled to the single-mode optical fiber cable and the multi-mode optical fiber cable. The reflection signal switch may route a reflection of the light signal from the signal-mode optical fiber cable or the multi-mode optical fiber cable to an optical detector. | 2019-08-01 |
20190235105 | METHOD FOR ENHANCING A COMPUTER TO ESTIMATE AN UNCERTAINTY OF AN ONSET OF A SIGNAL OF INTEREST IN TIME-SERIES NOISY DATA - A computer-implemented method of enhancing a computer to estimate an uncertainty of an onset of a signal of interest in time-series noisy data. A first mathematical model of first time series data that contains only noise is calculated. A second mathematical model of second time series data that contains the noise and an onset of a signal of interest in the second time series data is calculated. A difference is evaluated between a first combination, being the first mathematical model and the second mathematical model, and a second combination, being the first time series data and the second time series data, wherein evaluating is performed using a generalized entropy metric. A specific time when an onset of the signal of interest occurs is estimated from the difference. An “a posteriori” distribution is derived for an uncertainty of the specific time at which the onset occurs. | 2019-08-01 |
20190235106 | Multivariate Analysis Of Seismic Data, Microseismic Data, And Petrophysical Properties In Fracture Modeling - A multivariate analysis may be used to correlate seismic attributes for a subterranean formation with petrophysical properties of the subterranean formation and/or microseismic data associated with treating, creating, and/or extending a fracture network of the subterranean formation. For example, a method may involve modeling petrophysical properties of a subterranean formation, microseismic data associated with treating a complex fracture network in the subterranean formation, or a combination thereof with a mathematical model based on measured data, microseismic data, completion and treatment data, or a combination thereof to produce a petrophysical property map, a microseismic data map, or a combination thereof; and correlating a seismic attribute map with the petrophysical property map, the microseismic data map, or the combination thereof using the mathematical model to produce at least one quantified correlation, wherein the seismic attribute map is a seismic attributed modeled for the complex fracture network. | 2019-08-01 |
20190235107 | SYSTEMS AND METHODS FOR EVALUATION OF FORMATION SHEAR SLOWNESS - Systems and methods for determining a shear wave slowness may include emitting an emitted acoustic wave within a borehole from an acoustic tool. A return acoustic wave may be detected via one or more sensors. The return acoustic wave may be generated when the emitted acoustic wave interacts with a physical feature within the borehole. A signal may be generated that may be indicative of the return acoustic wave. The method may include evaluating the signal via a processor to determine a pseudo-Rayleigh mode slowness and calculating a shear wave slowness using an analytical relationship. The analytical relationship may include a mathematical correlation between the pseudo-Rayleigh mode slowness and the shear wave slowness. The analytical relationship may also include input parameters that are measured physical parameters of borehole properties. | 2019-08-01 |
20190235108 | DETERMINING NODE DEPTH AND WATER COLUMN TRANSIT VELOCITY - Systems and methods of detecting marine seismic survey parameters are provided. A data processing system can obtain seismic data from seismic data acquisition units disposed on a seabed responsive to an acoustic signal propagated from an acoustic source through a water column. The data processing system can determine from the seismic data, a direct arrival time for the acoustic signal at each of the plurality of seismic data acquisition units, and can obtain an estimated depth value of each of the plurality of seismic data acquisition units and an estimated water column transit velocity of the acoustic signal. The data processing system can apply a depth model and a water column transit velocity model to the estimated depth value and to the estimated water column transit velocity determine an updated depth value and an updated water column transit velocity for each of the plurality of seismic data acquisition units. | 2019-08-01 |
20190235109 | GENERATING A HIGH-RESOLUTION LITHOLOGY MODEL FOR SUBSURFACE FORMATION EVALUATION - Examples of techniques for generating a high-resolution lithology model for subsurface formation evaluation are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method includes determining, by a processing device, a low-resolution lithology volumetric model. The method further includes comparing, by the processing device, the low-resolution lithology volumetric model to a high-resolution imaging log. The method further includes calculating, by the processing device, a dynamic boundary curve for each of a plurality of moving windows. The method further includes generating, by the processing device, the high-resolution lithology model based at least in part on the calculated dynamic boundary curve for each of the plurality of moving windows. The method further includes controlling a drilling operation based at least in part on the high-resolution lithology model. | 2019-08-01 |
20190235110 | DATA PROCESSING SYSTEM FOR QUANTIFYING GEOLOGIC GROWTH HISTORY OF SUBSURFACE OIL FIELD STRUCTURES BASED ON STRUCTURAL GROWTH INDICATIONS - A measure of structural growth of subsurface geological formations layers or intervals is obtained to investigate and analyze layer structure development history. The measure or indication can be considered a structural growth index (SGI) and is used to evaluate for possible presence of hydrocarbons in the layers or strata in a structure of concern. The structural growth measure or index for a given geologic interval of interest is defined as the ratio of the layer thickness difference measured at two selected locations, one at a structural high and the other at a structural low of layer or interval, over the larger number of the paired-thickness measurements. The structural growth measure is determined for a series of sequentially layered geologic formations of interest and displays of determined measures are formed as functions of geologic time for the formations. Based on the structural growth measure, the geologic growth history of the given oil field structure is revealed quantitatively. | 2019-08-01 |
20190235111 | QUANTIFYING GEOLOGIC GROWTH HISTORY OF SUBSURFACE OIL FIELD STRUCTURES BASED ON STRUCTURAL GROWTH INDICATIONS WITH INSTRUCTIONS FROM DATA STORAGE DEVICE - A measure of structural growth of subsurface geological formations layers or intervals is obtained to investigate and analyze layer structure development history. The measure or indication can be considered a structural growth index (SGI) and is used to evaluate for possible presence of hydrocarbons in the layers or strata in a structure of concern. The structural growth measure or index for a given geologic interval of interest is defined as the ratio of the layer thickness difference measured at two selected locations, one at a structural high and the other at a structural low of layer or interval, over the larger number of the paired-thickness measurements. The structural growth measure is determined for a series of sequentially layered geologic formations of interest and displays of determined measures are formed as functions of geologic time for the formations. Based on the structural growth measure, the geologic growth history of the given oil field structure is revealed quantitatively. | 2019-08-01 |
20190235112 | ESTIMATING AN EARTH RESPONSE - Estimating an earth response can include deconvolving a multi-dimensional source wavefield from near-continuously recorded seismic data recorded at a receiver position. The deconvolving can include spreading the near-continuously recorded seismic data across a plurality of possible source emission angles. The result of the deconvolution can be the earth response estimate. | 2019-08-01 |
20190235113 | ESTIMATING INTERVAL ANISOTROPY PARAMETER FOR PRE-STACK DEPTH MIGRATION USING A LEAST-SQARES METHOD - An apparatus and a method for estimating interval anellipticity parameter by inversing effective anellipticity parameter in the depth domain using a least-squares method. One embodiment of interval anellipticity parameter estimator includes: 1) an interface configured to receive seismic data and borehole information; 2) a depth convertor configured to obtain a function of depth of effective anisotropy parameter based on said borehole information; 3) an inverse transformer configured to set up said function of depth of effective anisotropy parameter as a least-squares fitting problem based on said P-wave data; and 4) an iterative solver configured to use iterative methods to solve said least-squares fitting problem and to obtain an anisotropy model containing interval anellipticity parameter. | 2019-08-01 |
20190235114 | METHOD FOR PROCESSING MARINE SEISMIC DATA - Aspects of the disclosure provide a method for processing three-dimensional (3D) hexagonally sampled seismic data. The method can include receiving 3D hexagonally sampled seismic data represented using 3D spiral architecture (SA), the 3D hexagonally sampled seismic data including a plurality of data traces each corresponding to center of a hexagon in the 3D SA, representing the 3D hexagonally sampled seismic data as two-dimensional (2D) seismic data using spiral architecture (SA) addressing scheme, and processing the 2D seismic data with an SA based signal processing process. | 2019-08-01 |
20190235115 | METHOD FOR PROCESSING SEISMIC DATA WITH A SOBEL FILTER - Aspects of the disclosure provide a method for processing three-dimensional (3D) hexagonally sampled seismic data. The method can include receiving 3D hexagonally sampled seismic data represented using 3D spiral architecture (SA), the 3D hexagonally sampled seismic data including a plurality of data traces each corresponding to center of a hexagon in the 3D SA, representing the 3D hexagonally sampled seismic data as two-dimensional (2D) seismic data using spiral architecture (SA) addressing scheme, and processing the 2D seismic data with an SA based signal processing process. | 2019-08-01 |
20190235116 | METHOD FOR THE ATTENUATION OF MULTIPLE REFLECTIONS IN SHALLOW WATER SETTINGS - A method for attenuating multiple reflections from marine seismic signals includes estimating a multichannel prediction filter by minimizing energy between detected seismic signals and seismic signals representing water layer multiple reflections in combination with forcing a sparsity constraint on the estimated multichannel filter. Near offset seismic signals not present in the detected seismic signals are reconstructed by convolving the detected seismic signals with an inverse of the multichannel prediction filter. The multichannel prediction filter is convolved with the reconstructed near offset seismic signals to obtain a final multiple reflection model. The final multiple reflection model is subtracted from the detected seismic signals to obtain multiple reflection attenuated seismic signals. | 2019-08-01 |
20190235117 | POSITIONING OF SEISMIC EQUIPMENT IN A TOWED MARINE ARRAY - A positioning system ( | 2019-08-01 |
20190235118 | METHOD FOR OPERATING A MULTI-FREQUENCY METAL DETECTOR AND MULTI-FREQUENCY METAL DETECTOR - A metal detector ( | 2019-08-01 |
20190235119 | SYSTEMS AND METHODS FOR LOCATING A METAL OBJECT - A hidden object sensor which detects objects behind a surface. The hidden object sensor includes a housing. A capacitive sensor is carried by the housing. The capacitive sensor includes two or more electrodes. The hidden object sensor also includes an inductive sensor disposed in the housing. The inductive sensor surrounds the capacitive sensor in a radial direction such that there is a gap between the inductive sensor and the capacitive sensor. | 2019-08-01 |
20190235120 | LATCH ANTENNA SHIELD FOR DOWNHOLE LOGGING TOOL - An antenna shield latches around a mandrel or wellbore tubular to protect an antenna carried by the mandrel. The antenna shield opens to facilitate installation over the mandrel, and closes the around the antenna to provide robust protection from the downhole environment. Radial sections of the antenna shield are coupled to one another such that the antenna shield maintains a one piece construction, and the sections may pivot to move the antenna shield between open and closed configurations. Readily opening and closing the antenna shield facilitates maintenance and repair of the antenna and reusability of the antenna shield. Other components of a logging tool system, e.g., stabilizers, may also be provided with a similar latch mechanism for coupling to an outer diameter of the wellbore tubular. | 2019-08-01 |
20190235121 | Systems, Methods, and Apparatuses for Downhole Lateral Detection Using Electromagnetic Sensors - Disclosed are systems, methods, and apparatuses to detect one or more downhole laterals in a wellbore using electromagnetic sensors. Certain embodiments include a subsurface unit including a ruggedized encapsulation resistant to heat, pressure, and variations in pH. The systems and apparatuses are communicable with surface controls. | 2019-08-01 |
20190235122 | EFFECTIVE MEDIUM THEORY OF ACIDIZED CARBONATE MATRIX RESISTIVITY EMPLOYED TO CALCULATE THE APPARENT GEOMETRIC PARAMETERS OF THE WORMHOLES - Methods may include emplacing a resistivity logging tool in a borehole; stimulating an interval of the formation in the borehole; obtaining at least one resistivity log of the interval of the formation, wherein the resistivity log comprises a survey of one or more depths into the formation; determining a radial invasion of the stimulating fluid into the interval of the formation; and inverting the radial invasion to obtain an input and entering the input into an effective medium model; solving the effective medium model and generating an effective wormhole radius profile and thickness for the interval of the formation. | 2019-08-01 |
20190235123 | MULTI-FREQUENCY LANDSCAPE ANALYSIS SYSTEM, METHOD, AND APPARATUS FOR FURNITURE SENSING - A multi-frequency sensing system for capacitive, presence-sensing technology incorporated into furniture is provided. Embodiments of the sensing system include at least one capacitive sensor coupled to a furniture item for monitoring an amount of change in capacitance with respect to at least one sensing element coupled to the furniture item. The system further includes a landscape analysis component having a plurality of frequency samplers, which generates an average capacitance change associated with the furniture item. Further, the average capacitance change may be used to determine whether the indication of average capacitance change satisfies a capacitance threshold of the furniture item. | 2019-08-01 |
20190235124 | NONDESTRUCTIVE INSPECTION SYSTEM - Disclosed is a nondestructive inspection system includes: a radiation source system generating different types of radiations and irradiating the generated different types of radiations toward an inspection object; a detector system detecting each of the radiations transmitted through the inspection object; a transfer system varying a position of the inspection object such that the radiations generated by the radiation source system are irradiated to the inspection object; and an image system generating an image regarding the inspection object on the basis of a detection result from the detector system, wherein the radiation source system comprises: an electron gun generating an electron beam; an electron accelerator accelerating the electron beam generated by the electron gun; and a target system selectively generating at least one of various types of radiations according to variables when the electron beam accelerated by the electron accelerator is irradiated thereto. | 2019-08-01 |
20190235125 | SYSTEMS AND METHODS FOR DETERMINING THE PRESENCE OF CEMENT BEHIND AT LEAST ONE CASING USING SPECTROSCOPY MEASUREMENT - A presence of cement may be identified based on a downhole tool that may emit neutrons into a wellbore having at least one cement casing. The neutrons may interact with the particular material via inelastic scattering, inelastic neutron reactions, capture of neutrons and/or neutron activation through one of these reactions and cause a material to emit an energy spectrum of gamma rays, and wherein the downhole tool is configured to detect an energy spectrum of the gamma rays that is specific to at least one of a plurality of elements and associated a region within the wellbore. An amount of elements, such as calcium and silicon, may be determined from the gamma ray spectra that may indicate a present of cement within the wellbore. | 2019-08-01 |
20190235126 | DEVICES, SYSTEMS, AND METHODS FOR UNDER VEHICLE SURVEILLANCE - A device includes: a board; a camera coupled to the board, wherein the camera is configured to image an undercarriage based on the undercarriage moving over camera; a light source coupled to the board, wherein the light source is configured to illuminate the undercarriage based on the undercarriage moving over the light source. | 2019-08-01 |
20190235127 | SEISMIC DATA ACQUISITION UNIT - A wireless seismic data acquisition unit with a wireless receiver providing access to a common remote time reference shared by wireless seismic data acquisition units in a seismic system. The receiver can replicate local version of remote time epoch to which a seismic sensor analog-to-digital converter is synchronized. The receiver can replicate local version of remote common time reference to time stamp local node events. The receiver can be placed in a low power, non-operational state over periods of time during which the unit continues to record seismic data, thus conserving unit battery power. The system corrects the local time clock based on intermittent access to the common remote time reference. The system corrects the local time clock via a voltage controlled oscillator to account for environmentally induced timing errors. | 2019-08-01 |
20190235128 | DETERMINATION OF VIRTUAL PROCESS PARAMETERS - A method can include generating a first predictive model associated with a first well of a plurality of wells in a cluster, the first well configured to produce a first fluid output and a second well of the plurality of wells configured to produce a second fluid output, the first and the second fluid outputs flow to a cluster manifold via a system of pipelines in the cluster. The method includes receiving data characterizing one or more pressure measurements in the cluster and indicative of one or more pressure values associated with the first fluid output, and the second fluid output. The method can further include recalibrating the first predictive model based on the one or more of the pressure measurements and historical data associated with the first well. Related apparatus, systems, articles, and techniques are also described. | 2019-08-01 |
20190235129 | SUNLIGHT INTENSITY OR CLOUD DETECTION WITH VARIABLE DISTANCE SENSING - Certain aspects pertain to a cloud detector comprising a first detector module directed to a first region of the sky and a second detector module directed to a second region of the sky. Each detector module has a tube enclosing one or more sensing elements. The one or more sensing elements of the first detector module are configured to take weather condition readings from the first region of the sky. The one or more sensing elements of the second detector module are configured to take weather condition readings from the second region of the sky. In one aspect, the cloud detector is configured to detect cloud cover based on these weather condition readings. In some cases, the one or more sensing elements comprise an infrared radiation detector (e.g., thermopile) for measuring infrared radiation intensity and a photosensor element for measuring sunlight intensity. | 2019-08-01 |
20190235130 | DISTRIBUTED SYSTEMS FOR STORMWATER MONITORING AND REPORTING - Distributed systems and methods for the automatic monitoring and reporting of data relating to the chemistry and flow of stormwater (i.e. stormwater data) are presented. Multiple fluid sensor devices are exposed to stormwater via positioning the sensor devices in locations of interest. The sensor devices are arranged in self-healing mesh networks. The sensor devices are enabled to acquire stormwater data indicating various fluid properties that are desired to be monitored. A sensor device is further enabled to transmit its acquired stormwater data, either directly or indirectly, to one or more remote computing devices that is hosting a stormwater monitoring application (SMA). The SMA is enabled to process and analyze the stormwater data. The SMA generates measurements and reports based on the processed and analyzed stormwater data. | 2019-08-01 |
20190235131 | METHOD FOR PRODUCING A CUT OPTICAL FILM - A method for producing a cut optical film comprising a step of irradiating an optical film with CO | 2019-08-01 |
20190235132 | ANTIREFLECTIVE NANOPARTICLE COATINGS AND METHODS OF FABRICATION - Antireflective nanoparticle coatings and methods of forming the coatings on substrates are disclosed. One method for forming an antireflective coating includes depositing a nanoparticle coating layer on a substrate, wherein the nanoparticle coating layer includes a colloidal solution of nanoparticles and a solidifying material. The solidifying material includes a silica precursor. The method further includes curing the solidifying material to form silica inter-particle connections between adjacent nanoparticles and between at least some of the nanoparticles and the substrate to bind the nanoparticles to each other and to the substrate to form the antireflective coating. | 2019-08-01 |
20190235133 | PROCESS FOR MAKING AN ANTI-REFLECTIVE COATING COMPOSITION AND A POROUS COATING MADE THEREFROM - The invention relates to a process of making an anti-reflective coating composition comprising the steps of 1) preparing an oil-in-water emulsion by mixing an apolar organic compound A; a cationic addition copolymer C as emulsion stabilizer; and aqueous medium of pH 2-6; at a mass ratio C/A of 0.1 to 2, to result in 1-50 mass % (based on emulsion) of emulsified droplets of average particle size 30-300 nm; and 2) providing an inorganic oxide shell layer to the emulsified droplets by adding to the emulsion obtained in step 1) at least one inorganic oxide precursor, to result in organic-inorganic core-shell nano-particles with mass ratio core/shell of from 0.2 to 25. An advantage of this process is that the dispersion of nano-particles obtained is stable under different conditions, and allows altering its concentration and solvent system, and addition of different binders and auxiliary components. | 2019-08-01 |
20190235134 | ANTIREFLECTION FILM, POLARIZING PLATE, IMAGE DISPLAY DEVICE, ANTIREFLECTION PRODUCT, METHOD OF MANUFACTURING LAMINATE, AND METHOD OF MANUFACTURING ANTIREFLECTION FILM - In an antireflection film, an antireflection layer is laminated on a support having a transmittance of 80% or more, and a reflectance difference before and after the deformation in a case of outward bending or inward bending with R of 0.8 mm in biaxial directions different by 90° is within 1.0%. | 2019-08-01 |
20190235135 | OPTICAL DEVICE HAVING OPTICAL AND MECHANICAL PROPERTIES - An optical device includes a substrate and a coating applied to the substrate, wherein the optical device has a first side exposed to an environment and a second side that is unexposed. | 2019-08-01 |
20190235136 | DISPLAY DEVICE AND VEHICLE - The present disclosure provides a display device and a vehicle, and relate to the field of display technologies. When the present disclosure is applied to a vehicle, a driver and a passenger may see different images, and thus user experience is enhanced. A display device includes: a display panel and a light adjusting structure arranged at a light exiting side of the display panel. The light adjusting structure is configured to adjust a direction of exit light from the display panel, such that first images displayed by all first display units in the display panel and second images displayed by all second display units in the display panel are respectively transmitted to a first visible area and a second visible area. | 2019-08-01 |
20190235137 | Method and apparatus of instrumenting converging and diverging flat lenses by sequential upright and inverted 3-D transparent anvils: pyramidal flat lens - The present invention titled: “Method and apparatus of instrumenting converging and diverging flat lenses by sequential upright and inverted 3-D transparent anvils: pyramidal flat lens” is a transparent flat rectangular or circular with nozzle shaped without the addition of the outer 3-D anvil. The apparatus has a fixed height assembled from sequential 3-D anvils with one anvil adjacent to a reversed one. The 3-D anvils are arranged from the boundary to the center zone with gradual reduced volumes. The volumes of the 3-D anvils result from establishing inclined conjugate planes to the pyramidal planes. The converging and diverging pyramidal flat lenses have the same structure, but with the reverse order of the index of refractions of the filling transparent materials. | 2019-08-01 |
20190235138 | Systems and Methods for Manufacturing Camera Modules Using Active Alignment of Lens Stack Arrays and Sensors - Systems and methods in accordance with embodiments of the invention actively align a lens stack array with an array of focal planes to construct an array camera module. In one embodiment, a method for actively aligning a lens stack array with a sensor that has a focal plane array includes: aligning the lens stack array relative to the sensor in an initial position; varying the spatial relationship between the lens stack array and the sensor; capturing images of a known target that has a region of interest using a plurality of active focal planes at different spatial relationships; scoring the images based on the extent to which the region of interest is focused in the images; selecting a spatial relationship between the lens stack array and the sensor based on a comparison of the scores; and forming an array camera subassembly based on the selected spatial relationship. | 2019-08-01 |
20190235139 | HIGH PERFORMANCE VISIBLE WAVELENGTH META-AXICONS FOR GENERATING BESSEL BEAMS - An optical device comprises a substrate and a metasurface. The metasurface comprises a plurality of nanoscale elements disposed on the transparent substrate at different orientations. The orientations of the nanoscale elements define a phase profile such that the nanoscale elements convert an incident light into an output light propagating substantially without diffraction. | 2019-08-01 |
20190235140 | IMAGING LENS ASSEMBLY WITH DUAL MOLDED OPTICAL ELEMENT AND ELECTRONIC DEVICE - An imaging lens assembly includes a dual molded optical element, a plurality of imaging lens elements and a light blocking element. The dual molded optical element has an object-side surface and an image-side surface and includes a light transmitting portion and a light absorbing portion. The light transmitting portion includes an optical effective section. The light absorbing portion is located on at least one of the object-side surface and the image-side surface of the dual molded optical element, and a plastic material of the light absorbing portion and a plastic material of the light transmitting portion are different colors. The imaging lens elements are disposed in the inner space of the imaging lens assembly. The light blocking element is disposed adjacent to the light transmitting portion of the dual molded optical element. | 2019-08-01 |
20190235141 | Multilayer Mirror for Reflecting EUV Radiation and Method for Producing the Same - A multilayer mirror for reflecting Extreme Ultraviolet (EUV) radiation and a method for producing the same are disclosed. In an embodiment a multilayer mirror includes a layer sequence having a plurality of alternating first layers and second layers, the first layers including lanthanum or a lanthanum compound and the second layers including boron, wherein the second layers are doped with carbon, and wherein a molar fraction of carbon in the second layers is 10% or less. | 2019-08-01 |
20190235142 | CONTROLLING GRATING OUTCOUPLING STRENGTH FOR AR WAVEGUIDE COMBINERS - Embodiments described herein relate to augmented waveguide regions. The augmented waveguide regions generally include pluralities of gratings having duty cycles and refractive indices. In certain embodiments, the duty cycles are different, the refractive indices are different, or both the duty cycles and the refractive indices are different. Also described herein are methods for forming the augmented waveguide regions. | 2019-08-01 |
20190235143 | CLOAKING DEVICES CONSTRUCTED FROM REFLECTION BOUNDARIES AND COLOR FILTERS AND VEHICLES COMPRISING THE SAME - A cloaking device includes an object-side, an image-side, a cloaked region (CR) between the object-side and the image-side. An object-side CR reflection boundary and a plurality of object-side color filters are positioned on the object side and an image-side CR reflection boundary and a plurality of image-side color filters are positioned on the image-side. The plurality of object-side color filters are spaced apart from and positioned generally parallel to the object-side CR reflection boundary, and the plurality of image-side color filters are spaced apart from and positioned generally parallel to the image-side CR reflection boundary. The plurality of object-side color filters and the plurality of image-side color filters may be co-planar and light from an object located on the object-side of the cloaking device propagates via at least two optical paths to form an image of the object on the image-side of the cloaking device. | 2019-08-01 |
20190235144 | COATABLE GREY POLARIZER - A linear polarizer may be formed a blue dichroic dye compound, having a maximum dichroic ratio Kd≤12 in an entire visible wavelength range, and a red dichroic dye compound, having a maximum dichroic ratio Kd≤16 in the entire visible wavelength range. The linear polarizer has a dichroic ratio Kd≥18 and a thickness of less than or equal to 2 micrometers. The linear polarizer may form an achromatic polarizer. | 2019-08-01 |
20190235145 | HOLLOW TRIPLE-PASS OPTICAL ELEMENTS - Hollow optical elements that derive optical power from compound-curved reflective surfaces to produce a desired composite optical power. The reflective surfaces in combination with polarization control, can produce a triple-pass arrangement that determines the optical power. Two functional films, one or both of which are formed (e.g., thermoformed), can be joined at the perimeter to form units that are mechanically robust and therefore preserve optical performance under mechanical load. The air-spaced cavity formed between the two layers is free of birefringence concerns, where polarization control is crucial to contrast. These optical elements can be installed in frames or headsets to form lightweight wearable magnifiers, wide-angle collimators, tele-photo lenses, or for any application requiring optical power. They may be most appropriate for applications where light efficiency is not critical, such as well-lit environments, where the insertion-loss of 1 to 2 stops is not problematic | 2019-08-01 |
20190235146 | IMAGE DISPLAY DEVICE - An image display device including a λ/4 plate, a λ/2 plate, a linear polarizer, and an image display element disposed in this order from a visual recognition side, wherein the λ/2 plate has an NZ factor NZh satisfying 1.5≤NZh. | 2019-08-01 |
20190235147 | POLARIZER, OPTICAL APPARATUS INCLUDING POLARIZER, DISPLAY APPARATUS INCLUDING POLARIZER, AND METHOD OF PREPARING POLARIZER - A polarizer includes a substrate, and a plurality of stripe shaped grid lines on the substrate. Each of the grid lines may include a light absorbing layer and a reflective layer, the reflective layer being between the light absorbing layer and the substrate, and the light absorbing layer may include an oxide that contains molybdenum (Mo), tungsten (W), or a combination of Mo and W. | 2019-08-01 |
20190235148 | POLARIZING PLATE WITH PHASE DIFFERENCE LAYERS, AND ORGANIC EL DISPLAY DEVICE - A polarizing plate with retardation layers of the present invention includes a polarizer, a first retardation layer, and a second retardation layer in the staled order. The polarizer and the lust retardation layer are bonded to each other via a first adhesive layer, the first retardation layer and the second retardation layer are bonded to each other via a second adhesive layer, the first retardation layer and the second retardation layer each have a thickness of 5 μm or less, and the second adhesive layer has an average refractive index of 1.55 or more, and a difference between the average refractive index of the second adhesive layer and an average refractive index of the first retardation layer, and a difference between the average refractive index of the second adhesive layer and an average refractive index of the second retardation layer are each less than 0.08. | 2019-08-01 |
20190235149 | LIGHT GUIDE PLATE AND LIQUID CRYSTAL MODULE - Disclosed is a light guide plate, which relates to the technical field of a liquid crystal display panel. The light guide plate includes a light-emitting surface, a bottom surface, and a light-incoming end surface parallel to the light-emitting surface. The light guide plate further includes a first guide slope, a first end of which intersects the bottom surface and a second end of which intersects the light-incoming end surface. A first angle of greater than 90 degrees is formed between the first guide slope and the bottom surface. In particular, when the first angle is equal to 135 degrees, a total reflection prism is formed on the first guide slope, so that light perpendicular to the light-incoming end surface enters and travels in the light guide plate after a total reflection when the light passes by the first guide slope. A liquid crystal module including the light guide plate is further provided, thereby a lightness and thinness design of the liquid crystal module is realized. | 2019-08-01 |
20190235150 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE HAVING THE SAME - A light guide plate includes a light guide layer and a first microstructure layer. The light guide layer has a light exit surface, a back surface, and a light incidence surface interconnecting the light exit surface and the back surface. The first microstructure layer is disposed on the back surface, and includes a plurality of first microstructures spaced apart from one another. Each first microstructure has a polygonal planar base, and two first inclined faces and two second inclined faces which extend from the planar base, and which are proximal and distal to the light incidence surface, respectively. Each first inclined face intersects the respective second inclined face at a respective first ridge. Each first ridge cooperates with the planar base to form a first angle that ranges from 5 to 70 degrees. | 2019-08-01 |
20190235151 | DISPLAY MODULE, MANUFACTURING METHOD THEREOF AND DISPLAY DEVICE - The invention provides a manufacturing method of display module, comprising: performing a first-time dispensing on backplate bottom; providing a two-color molding middle frame comprising three connected sidewalls connected forming accommodating space, each sidewall vertically extending into the accommodating space and having a protruding portion; the sidewalls being colored, the protruding portion comprising a colorless transparent portion; placing the middle frame and backlight assembly with reflective sheet and light-guiding plate on backplate with the colorless transparent portion placed on the first-time dispensing glue, and the colorless transparent portion facing the backlight assembly, and the backlight assembly in accommodating space; performing a second-time dispensing on upper surface of colorless transparent portion; placing a display panel on backlight assembly with display panel located on the second-time dispensing; irradiating UV light on incident surface of light-guiding plate, with the UV light transmitted to the first-time and second-time dispensing to cure glue at dispensing positions. | 2019-08-01 |
20190235152 | DISPLAY DEVICE BLUE LIGHT EMISSION MANAGEMENT SYSTEM - A blue light emissions management system includes a blue light emitting device that is configured to emit blue light. The blue light emissions management system also includes a display screen stack that is located adjacent the blue light emitting device and that is configured to receive blue light emitted from the blue light emitting diode. The display screen stack includes a doped layer that includes a doping material in a doping amount that configures the doped layer to convert a first portion of the blue light received by the display screen stack to at least one of red light and green light. | 2019-08-01 |
20190235153 | LIGHT DEFLECTING DEVICE, LIGHTING DEVICE AND USE - A light deflecting device including a flat, transparent light guide, and a transparent cover layer which is applied to the light guide at least partially in a flat manner. A microstructure for outcoupling light coupled into the light guide is formed between the light guide and the cover layer and the microstructure has a plurality of structural elements which are formed as substantially circular cylindrical elevations. A lighting device and the use of the light deflecting device or lighting device are also disclosed. | 2019-08-01 |
20190235154 | BACKLIGHT UNIT, METHOD FOR MANUFACTURING THE SAME AND DISPLAY DEVICE - A backlight unit is provided. The backlight unit includes a light guide plate including a light exit surface, and at least one surface light source conformally provided on at least one surface of the light guide plate other than the light exit surface, respectively. Further, a method for manufacturing a backlight unit and a display device including the backlight unit are provided. | 2019-08-01 |
20190235155 | ELECTRONIC DEVICE - An electronic device adapted for an expansion card is provided. The electronic device includes a main board and a light guide heat dissipation module. The main board includes a connector and a light source disposed beside the connector. The light guide heat dissipation module is detachably disposed on a position of the main board near the connector and is adapted to be thermally coupled to the expansion card inserted in the connector. The light guide heat dissipation module includes a first heat dissipation member, a second heat dissipation member thermally coupled to the first heat dissipation member, and a first light guide member disposed between the first heat dissipation member and the second heat dissipation member. The first heat dissipation member includes an opening, and the opening exposes a portion of the first light guide member. When the light guide heat dissipation module is disposed on the main board, light emitted by the light source is adapted to be guided by the first light guide member to the opening of the first heat dissipation member. | 2019-08-01 |
20190235156 | BACKLIGHT MODULE AND DISPLAY DEVICE - A backlight module and a display device are provided. The backlight module includes a light guide plate and a light collection component. The light collection component includes a light capturing device, the light capturing device has a connection opening, and the connection opening of the light capturing device is configured to introduce the captured light into the light guide plate. | 2019-08-01 |