Patents Examined by James R Hulka
  • Patent number: 12228638
    Abstract: An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects an object that reflects the transmission wave, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit performs control to detect, as a target, an object having a motion characteristic of a motion of an arm of a person, among objects located around the electronic device.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: February 18, 2025
    Assignee: KYOCERA Corporation
    Inventors: Takuya Homma, Tooru Sahara, Masayuki Sato, Masamitsu Nishikido, Youhei Murakami, Satoshi Kawaji
  • Patent number: 12222442
    Abstract: Ranging systems, calibration methods, programs, and electronic apparatus with lower cost calibration are disclosed. In one example, a ranging system includes a light source, a sensor that detects reflection light of light emitted from the light source and reflected on a target object, a determination unit that determines whether or not a peripheral object is usable as a reflection object on the basis of a predetermined determination condition, and a generation unit that generates a correction table for correcting an offset value between a true value of a range value and a measured value on the basis of a detection result received from the sensor and obtained by detecting reflection light of light applied from the light source to a target object usable as the reflection object in a case where the peripheral object is determined to be usable as the reflection object.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: February 11, 2025
    Assignee: Sony Semiconductor Solutions Corporation
    Inventor: Shunji Maeda
  • Patent number: 12222194
    Abstract: A radar-absorbing fiber-reinforced structure includes a fiber composite discharging part. The fiber composite discharging part includes a first electrode part and a second electrode part, which are spaced apart from each other by a dielectric layer and receive different voltages. The fiber composite discharging part is configured to discharge plasma in response to a voltage difference thereby changing a reflected wave or transmitted wave of a radar incident on the radar-absorbing fiber-reinforced structure to reduce reflectivity of the radar. At least one of the first electrode part and the second electrode part include a conductive fiber having a tensile strength equal to or more than 0.5 GPa.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: February 11, 2025
    Assignee: Korea Institute of Science and Technology
    Inventors: Hun-Su Lee, Hyunsu Kim, Minkook Kim, Cheol-Min Yang, Dongsu Lee
  • Patent number: 12222443
    Abstract: A detection device with an optical device comprising at least one light source and at least one light sensitive element optically decoupled inside the detection device. A protective housing encloses the optical device. An optical cover comprising an internal surface facing the optical device and an external surface opposite to the internal surface, wherein the optical cover is transparent at the operating wavelength of the optical device, and comprises at least two separate apertures. A first aperture faces the light source and a second aperture faces the light sensitive element. The optical cover is one piece comprised of diffusing, absorbing, multilayer elements, and/or wavelength-changing elements placed between the first and second apertures in an optical decoupling zone outside the field of view of the light source and the sensitive element to avoid the stray light travelling from the light source to the sensitive element within the optical cover.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: February 11, 2025
    Assignee: AGC GLASS EUROPE
    Inventors: Meijie Li, Yannick Sartenaer, Quentin Fraselle, Thomas Lambricht
  • Patent number: 12222423
    Abstract: A method of measuring a distance between a vehicle and one or more objects, includes generating a modulation signal; generating a modulated light emitting diode (LED) transmission signal, via a vehicle LED driver assembly; transmitting a plurality of light beams based at least in part on the generated modulated LED transmission signal; capturing a reflection of the plurality of light beams off the one or more objects, utilizing one or more lens assemblies and a camera, the camera including an array of pixel sensors and being positioned on the vehicle; communicating a series of measurements representing the captured plurality of light beam reflections; calculating, utilizing the time-of-flight sensor module, time of flight measurements between the vehicle LED light assembly and the one or more objects and calculating distances, utilizing a depth processor module, between the vehicle LED light assembly and the one or more objects based on the time-of-flight measurements.
    Type: Grant
    Filed: August 19, 2024
    Date of Patent: February 11, 2025
    Assignee: Wireless Photonics, LLC
    Inventors: Bahram Jalali, Alexandra Jalali, Mehdi Hatamian, Ahmadreza Rofougaran
  • Patent number: 12222447
    Abstract: A light detection and ranging (LIDAR) system for a vehicle can include: a light source configured to output a beam; a photonics integrated circuit (PIC) including a semiconductor die, the semiconductor die comprising a substrate having two or more semiconductor devices formed on the substrate, the two or more semiconductor devices configured to receive the beam from the light source and modify the beam and at least one photonics die coupled to the semiconductor die, the at least one photonics die comprising at least a transmitter configured to receive the beam from the semiconductor die; and one or more optics configured to receive the beam from the transmitter and emit the beam towards an object in an environment of the vehicle.
    Type: Grant
    Filed: November 21, 2023
    Date of Patent: February 11, 2025
    Assignee: AURORA OPERATIONS, INC.
    Inventors: Ashish Bhardwaj, Sen Lin, Dong Liu, Xue Liu, Andrew Steil Michaels
  • Patent number: 12222424
    Abstract: Devices, systems, and methods are provided for reducing interference of light detection and ranging (LIDAR) emissions. A vehicle may identify location information associated with a location of the vehicle. The vehicle may select, based on the location information, a modulation code associated with a LIDAR photodiode of the vehicle. The vehicle may emit, using the LIDAR photodiode, one or more LIDAR pulses based on the modulation code.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: February 11, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Yahia Tachwali
  • Patent number: 12222459
    Abstract: Airborne LiDAR bathymetry systems and methods of use are provided. The airborne LiDAR bathymetry system can collect topographic data and bathymetric data at high altitudes. The airborne LiDAR bathymetry system has a receiver system, a detector system, and a laser transmission system.
    Type: Grant
    Filed: September 11, 2023
    Date of Patent: February 11, 2025
    Assignee: Woolpert, Inc.
    Inventors: Nathan Lee Hopper, Joseph R. Seppi, Rodney Ross Faulkner, II, Mark Douglas Smits, II, Joong Yong Park, Mark Stephen Millman, Eric Josef Cahoon, Christopher T. Cotton, Joshua Gluckman, Alexander Cheff Halterman, Grady Tuell, Andrew Wallace Stark, John Henry Gerhard, William Jeffrey Lillycrop
  • Patent number: 12216206
    Abstract: A survey system including a multibeam echo sounder and a beam selector for selecting beams with the largest amplitudes.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: February 4, 2025
    Assignee: R3VOX LTD
    Inventors: Jens Steenstrup, Kirk Hobart, Mark Chun, Christopher Tiemann, Peter Bilodeau
  • Patent number: 12216232
    Abstract: It is an object of the present technology to acquire distance measurement data having the maximum likelihood value by performing appropriate noise reduction. For this object, an arithmetic processing apparatus according to the present technology includes an operation processing part that performs processing of: calculating a first distance to a measurement object by emitting and receiving first irradiation light of which intensity is modulated by a first modulation signal of a first frequency; calculating a second distance to the measurement object by emitting and receiving second irradiation light of which intensity is modulated by a second modulation signal of a second frequency different from the first frequency; calculating a corrected first distance using first correction data that has been acquired; and determining the corrected first distance within an error range of the second distance as a third distance using the second distance.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: February 4, 2025
    Assignee: Sony Semiconductor Solutions Corporation
    Inventor: Mitsuharu Ohki
  • Patent number: 12216225
    Abstract: This document describes facia, including parts of vehicles, for supporting an ultra-wide radar field-of-view, for example, in automotive contexts. The facia is configured as a radome for supporting an ultra-wide field-of-view with an antenna despite the facia obstructing a field of view. The facia has one exterior surface or interior surface this is a mostly smooth or has a pattern of hemispherical indentations or domes that are configured to reduce reflections off that surface and increase light transmission through the facia. The other of the exterior or interior surface, has a pattern of hemispherical indentations or domes that are configured to reduce reflections off that surface and further increase light transmission through the facia.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: February 4, 2025
    Assignee: Aptiv Technologies AG
    Inventors: Syed An Nazmus Saqueb, Armin Talai, Kevin Paul McReynolds, Ricardo Cavazos, Mark William Hudson
  • Patent number: 12210120
    Abstract: An optical phased array lidar includes: a laser, for emitting a laser signal; an optical beam splitter, for splitting a laser signal into multiple sub-signals, and distributing them to corresponding optical paths; a phase controller connected to the optical beam splitter, for regulating phases of the multiple sub-signals; an optical antenna array based on a one-dimensional grating structure, connected to the phase controller and for uniformly scattering the phase-regulated sub-signals into free space; and a silicon nitride waveguide array, for transmitting the sub-signals and phase-regulated sub-signals to realize the transmission of near-infrared light and visible light. The optical phased array lidar uses a silicon nitride waveguide array for transmission, thereby realizing the transmission of near-infrared light and visible light. In this way, the lidar can work in the visible light band, thereby broadening the working ranging thereof.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: January 28, 2025
    Assignees: THE CHINESE UNIVERSITY OF HONG KONG, SHENZHEN, SHENZHEN INSTITUTE OF ARTIFICIAL INTELLIGENCE AND ROBOTICS FOR SOCIETY
    Inventors: Caiming Sun, Hongjie Wang, Aidong Zhang
  • Patent number: 12204013
    Abstract: An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects a target by using a constant false alarm rate on the basis of a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit performs control to skip processing of detecting an object determined to be a stationary object among objects located around the electronic device, as the target by using the constant false alarm rate on the basis of the transmission signal and the reception signal.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: January 21, 2025
    Assignee: KYOCERA Corporation
    Inventors: Tooru Sahara, Takuya Homma, Masayuki Sato, Youhei Murakami, Masamitsu Nishikido, Satoshi Kawaji
  • Patent number: 12189017
    Abstract: In an in-cabin radar apparatus, transmitting antennas are disposed at one side in a direction parallel to a control circuit and disposed in a line in a vertical direction, and receiving antennas are disposed at one side in a direction perpendicular to the control unit and disposed in a line in a horizontal direction. Each transmission side feed line may be perpendicularly connected to one of the transmitting antennas, and each receiving side feed line may be perpendicularly connected to one of the receiving antennas. Each of a distance between the transmitting antennas and a distance between the receiving antennas may be implemented to be less than or equal to half of a transmitting and receiving wavelength.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: January 7, 2025
    Assignee: SMART RADAR SYSTEM, INC.
    Inventors: Kyung Sub Oh, Yong Jae Kim
  • Patent number: 12189030
    Abstract: Embodiments of the disclosure provide a laser beam generation system. The laser beam generation system includes a first laser chip configured to generate a first polarized laser beam and a second laser chip configured to generate a second polarized laser beam. The laser beam generation system also includes a polarizer configured to combine the first polarized laser beam and the second polarized laser beam to generate a third laser beam.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: January 7, 2025
    Assignee: BEIJING VOYAGER TECHNOLOGY CO., LTD.
    Inventors: Yonghong Guo, Youmin Wang, Chao Wang, Yue Lu, Lingkai Kong
  • Patent number: 12181582
    Abstract: A light detection and ranging (LIDAR) system including a processor to receive a return signal from a target based on an optical beam transmitted towards the target and receive a baseband signal in a time domain based on the return signal. The processor of the LIDAR system further to produce a comparison of signal peaks of the baseband signal with an estimate of LIDAR system noise in the frequency domain, and identify targets based on the comparison.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: December 31, 2024
    Assignee: Aeva, Inc.
    Inventors: Kumar Bhargav Viswanatha, Jose Krause Perin, Rajendra Tushar Moorti, Mina Rezk
  • Patent number: 12181612
    Abstract: A method for diagnosing an optical sensor includes a photodetector and an integrator. The method comprises exposing the photodetector to incoming light; obtaining an initial integrated signal at an initial frame; at least once executing the steps of changing at least one control parameter of the optical sensor, exposing the photodetector to incoming light, and obtaining one or more subsequent integrated signals at a subsequent frame; obtaining a characteristic of the optical sensor from the obtained integrated signals; comparing the obtained characteristic with a pre-determined characteristic of the optical sensor to diagnose the optical sensor.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: December 31, 2024
    Assignee: MELEXIS TECHNOLOGIES NV
    Inventor: Hans Van Den Broeck
  • Patent number: 12174300
    Abstract: A method of measuring a distance between a vehicle and one or more objects, includes generating a modulation signal; generating a modulated light emitting diode (LED) transmission signal, via a vehicle LED driver assembly; transmitting a plurality of light beams based at least in part on the generated modulated LED transmission signal; capturing a reflection of the plurality of light beams off the one or more objects, utilizing one or more lens assemblies and a camera, the camera including an array of pixel sensors and being positioned on the vehicle; communicating a series of measurements representing the captured plurality of light beam reflections; calculating, utilizing the time-of-flight sensor module, time of flight measurements between the vehicle LED light assembly and the one or more objects and calculating distances, utilizing a depth processor module, between the vehicle LED light assembly and the one or more objects based on the time-of-flight measurements.
    Type: Grant
    Filed: July 21, 2024
    Date of Patent: December 24, 2024
    Assignee: Wireless Photonics, LLC
    Inventors: Bahram Jalali, Alexandra Jalali, Mehdi Hatamian, Ahmadreza Rofougaran
  • Patent number: 12169254
    Abstract: A Lidar system is provided. The Lidar system comprise: a light source configured to emit a multi-pulse sequence to measure a distance between the Lidar system and a location in a three-dimensional environment, and the multi-pulse sequence comprises multiple pulses having a temporal profile; a photosensitive detector configured to detect light pulses from the three-dimensional environment; and one or more processors configured to: determine a coding scheme comprising the temporal profile, wherein the coding scheme is determined dynamically based on one or more real-time conditions including an environment condition, a condition of the Lidar system or a signal environment condition; and calculate the distance based on a time of flight of a sequence of detected light pulses, wherein the time of flight is determined by determining a match between the sequence of detected light pulses and the temporal profile.
    Type: Grant
    Filed: May 28, 2024
    Date of Patent: December 17, 2024
    Assignee: HESAI TECHNOLOGY CO., LTD.
    Inventors: Xuezhou Zhu, Shaoqing Xiang
  • Patent number: 12164039
    Abstract: This disclosure relates to wind detection and vehicle control. In an example, sensor data can be generated by one or more wind sensing devices for a vehicle that includes at least one light detection and ranging (LIDAR) device. The sensor data can characterize a movement of airborne particles. Wind characteristics can be determined based on the sensor data. A vehicle operating parameter can be updated based on the determined wind characteristics.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: December 10, 2024
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventor: Jonas Hoehenberger