Patents Examined by T. Lam
  • Microcontroller, operation system and control method thereof
    Patent number: 11700003
    Abstract: A microcontroller is coupled to a detection circuit which generates a detection signal. The microcontroller includes a processing circuit and an input-output circuit. The processing circuit generates an output signal according to the detection signal. In response to the output signal being at a specific level, the processing circuit enables a reset signal. The input-output circuit includes a latch circuit and a counter circuit. The latch circuit latches the output signal to generate a latched signal. The counter circuit starts adjusting the count value in response to the reset signal being enabled. The counter circuit changes the level of the latched signal in response to the count value being equal to a predetermined value.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: July 11, 2023
    Inventors: Tu-Yiin Chang, Te-Tsoung Tsai
  • Multiplexer, high frequency front-end circuit, and communication apparatus
    Patent number: 11699991
    Abstract: A multiplexer includes a transmission-side filter electrically connected to a common terminal and a transmission input terminal, and a transmission-side filter electrically connected to the common terminal and a transmission input terminal. The transmission-side filter includes a plurality of series arm resonators and a plurality of parallel arm resonators. Capacitance elements are respectively electrically connected in parallel to the series arm resonator and the parallel arm resonator, which are connected most proximately to the common terminal. IDT electrodes of a series arm resonator and a parallel arm resonator connected most proximately to the common terminal do not include a thinning electrode, and others of the series arm resonators and the parallel arm resonators include thinning electrodes.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: July 11, 2023
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Yuichi Takamine
  • Display device and method for manufacturing the same
    Patent number: 11700743
    Abstract: A method for manufacturing a display device according to an embodiment of the present invention includes providing a display substrate and an encapsulation substrate, each of which has a display area and a non-display area surrounding the display area thereon, forming a nanowire on the encapsulation substrate overlapping a sealing area defined as a partial area of the non-display area, and combining the encapsulation substrate and the display substrate with each other, wherein the forming of the nanowire includes irradiating a first laser, which is a ultrashort pulse laser, onto the encapsulation substrate overlapping the sealing area, and the combining of the encapsulation substrate and the display substrate with each other includes irradiating a second laser, which is a ultrashort pulse laser, onto the display substrate overlapping the sealing area.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: July 11, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Hyun Kim, Yong-Hoon Kwon, Taeoh Kim, Woosuk Seo
  • Techniques for beam switching in wireless communications
    Patent number: 11700049
    Abstract: Methods, systems, and devices for wireless communications are described in which a user equipment (UE) may identify one or more candidate beams that have a better channel metric than a serving beam. The UE may initiate a beam switch measurement counter, and perform one or more measurements on the identified candidate beams. In the event that one of the candidate beams is better than the serving beam for each measurement of the one or more measurements, the UE may perform a beam switch procedure to switch from the serving beam to the candidate beam.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: July 11, 2023
    Assignee: QUALCOMM Incorporated
    Inventors: Jun Zhu, Yongle Wu, Raghu Narayan Challa, Brian Clarke Banister
  • Semiconductor device
    Patent number: 11695415
    Abstract: A power-on reset circuit 10 has: an enhancement-type PMOS transistor P1 whose source is connected to VDD and whose drain is connected to node VJG; a depletion-type NMOS transistor D1 whose drain is connected to the node VJG; a first resistor portion having resistors R1, R2 that are connected in series, and whose one end is connected to a source of the depletion-type NMOS transistor D1, and whose another end is connected to GND, and at which a region between the resistors R1, R2 is connected to a gate of the enhancement-type PMOS transistor P1; and an inverter whose input is connected to the node VJG, and that outputs a reset signal.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: July 4, 2023
    Assignee: LAPIS TECHNOLOGY CO., LTD.
    Inventor: Shouhei Yamamoto
  • Light emitting substrate, display apparatus, and method of driving light emitting substrate
    Patent number: 11694607
    Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of light emitting controlling units arranged in M rows and N columns, M is an integer equal to or greater than one, N is an integer equal to or greater than one. A respective column of the N columns of light emitting controlling units includes M number of groups of second voltage signal lines, a respective group of the M number of groups of second voltage signal lines connected to a respective one of the M number of light emitting controlling units, the respective group of the M number of groups of second voltage signal lines including k number of second voltage signal lines, k is an integer equal to or greater than one.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: July 4, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ming Yang, Fuqiang Li, Xingce Shang, Wei Hao, Lin Zhou, Qi Qi
  • Low-power inter-die communication using delay lines
    Patent number: 11695400
    Abstract: A low-power phase interpolator circuit has a phase generator that receives an input clock signal and uses the input clock signal to generate multiple intermediate clock signals with different phase shifts; a phase rotator circuit that outputs phase-adjusted clock signals, each phase-adjusted clock signal having a phase that lies within a range bounded by phases of two of the intermediate clock signals; a frequency doubler circuit that receives a plurality of the phase-adjusted clock signals and outputs two frequency-doubled clock signals having a 180° phase difference; and a quadrature clock generation circuit that receives the two frequency-doubled clock signals and provides four output signals that include in-phase and quadrature versions of the two frequency-doubled clock signals.
    Type: Grant
    Filed: August 12, 2022
    Date of Patent: July 4, 2023
    Assignee: QUALCOMM INCORPORATED
    Inventors: Sameer Wadhwa, Lennart Karl-Axel Mathe
  • Autonomous beam configuration in radio frequency repeaters
    Patent number: 11695456
    Abstract: Aspects of the disclosure relate to beam configuration for RF repeaters. An RF repeater is configured to measure received power of one or more signals in the repeater for each of a plurality of beam directions. Further, the repeater determines a beam forming configuration for a fronthaul link between the repeater and at least one base station based on the measured received power of each of plurality of beam directions. The repeater may also be configured to determine beam configurations for access links between the repeater and user equipment.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: July 4, 2023
    Assignee: QUALCOMM Incorporated
    Inventors: Navid Abedini, Jianghong Luo, Tao Luo, Ashwin Sampath, Junyi Li
  • Scan driver circuitry and operating method thereof
    Patent number: 11694589
    Abstract: A scan driver circuit for an active matrix array includes a plurality of stages and a plurality of decoders that are sequentially driven at different driving timings in a same stage based on a combination of the plural decoder signals or that are driven at the same timing in different stages where a last decoder of the plural decoders sequentially outputs a scan line signal according to a driving state of the plural decoders in each of plural stages, each of the plural decoders includes an input part, an output part and a reset part, and the input part includes a first decoding transistor, a fourth decoding transistor connected to a clock signal and second, third, fifth and sixth decoding transistors connected in series to each of the first decoding transistor and the fourth decoding transistor and connected to the plural decoder signals.
    Type: Grant
    Filed: November 24, 2021
    Date of Patent: July 4, 2023
    Assignee: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Seung Woo Lee, Jae Hee Jo
  • Display device and operating method thereof
    Patent number: 11694621
    Abstract: A display device may include a pixel, an emission control driver, and a timing controller. The emission control driver may supply an emission control signal set for controlling emission periods of the pixel. The timing controller may receive a received bit stream that includes a first bit set and a second bit set, may determine a first duty ratio of the emission control signal set using bits of the first bit set without using any bit of the second bit set. The first bit set may include at least two bits. The second bit set may include at least one bit. The emission control signal set may control the pixel to operate according to the first duty ratio for each frame of a first frame group.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: July 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jeong Min Sung, Woo Chul Kim, Weon Jun Choe
  • Array substrate, display panel, spliced display panel and display driving method
    Patent number: 11688336
    Abstract: An array substrate includes pixel group(s) and pixel circuit group(s), each pixel group includes pixels, and each pixel includes sub-pixel(s). At least two pixel groups are arranged in a row direction; in a column direction, a length of a pixel group is greater than a length of a pixel circuit group electrically connected thereto; and orthographic projections of a sub-pixel and a pixel circuit group electrically connected to a pixel group to which the sub-pixel belongs on a plane does not overlap. Or, the at least two pixel groups are arranged in the column direction; in the row direction, a length of a pixel group is greater than a length of a pixel circuit group electrically connected thereto; and orthographic projections of a sub-pixel and a pixel circuit group electrically connected to a pixel group to which the sub-pixel belongs on another plane does not overlap.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: June 27, 2023
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jiao Zhao, Li Xiao, Minghua Xuan, Haoliang Zheng, Dongni Liu, Jing Liu, Qi Qi, Zhenyu Zhang, Liang Chen, Hao Chen, Lijun Yuan
  • Methods and devices for beam failure recovery
    Patent number: 11689271
    Abstract: The present disclosure provides a method (100) in a network device for configuration of Beam Failure Recovery, BFR. The method (100) includes: receiving (110) from a terminal device a beam failure report associated with a Secondary Cell, SCell. The method (100) further includes: configuring (120) the terminal device with at least one of the following BFR options: BFR with Physical Uplink Control Channel, PUCCH, BFR with Contention Free Random Access, CFRA, BFR with Contention Based Random Access, CBRA, and BFR without Physical Random Access Channel, PRACH, and PUCCH.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: June 27, 2023
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Jinhua Liu, Min Wang
  • Reducing hole bezel region in displays
    Patent number: 11687126
    Abstract: A device includes: an array of light emitting elements extending in a first plane, each light emitting element being arranged to emit light; an array of pixel driver elements extending in a second plane beneath the array of pixels, in which each pixel driver element is configured to drive a corresponding light emitting element of the array of light emitting elements; a hole positioned within the array of light emitting elements and the array of pixel driver elements, in which the hole extends from the first plane through the second plane, a first multiple of light emitting elements from the array of light emitting elements in a first region adjacent the hole are arranged to provide a first resolution, and a second multiple of light emitting elements from the array of elements in a second region away from the hole are arranged to provide a second resolution.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: June 27, 2023
    Assignee: Google LLC
    Inventors: Sun-il Chang, Sangmoo Choi
  • Apparatuses and methods for compensating for crosstalk noise at input receiver circuits
    Patent number: 11683033
    Abstract: An input receiver circuit for a signal line may receive inputs from other signal lines to mitigate crosstalk noise present on the signal line. In some examples, the input receiver circuit may include a transistor with a programmable width. In some examples, the input receiver circuit may include a bias current generator with a programmable current. The width and/or current may be programmed based on an amount of crosstalk noise introduced by the other signal line. In some examples, the input receiver circuit may include a resistance and/or a capacitance. In some examples the resistor and/or capacitor may be programmable. The resistance and/or capacitance may be programmed based on a duration of the crosstalk noise on the signal line.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: June 20, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Raghukiran Sreeramaneni, Daniel B. Penney
  • Connected smart counter
    Patent number: 11681894
    Abstract: Approaches describe a mobile computing device, e.g., an ergonomically configured connected counting device, to capture counts of people, products, or any countable object, store the counts and associated information in a central repository for access by other connected counting devices. The counts and associated qualifying information can then be displayed through mobile devices and web applications, and can display count data with sales, demographic and other qualifying data sources to provide information for qualitative and quantitative reporting, as well as enable count based automated promotions through traditional channels and social networks.
    Type: Grant
    Filed: August 15, 2020
    Date of Patent: June 20, 2023
    Inventor: Manish Mohanty
  • Methods for a user selectable digital mirror
    Patent number: 11681422
    Abstract: In one aspect, a method provides a display device. The method senses the presence of the user or scene change within the field of view of the system's image sensor with a built-in image signal processor. The method automatically and concurrently powers on the image sensor. The method lights one or more lights around the display device in response to sense the presence of the user or scene change. The method captures one or more frames of images of a user or scene change with the image sensor. Each frame includes an M by N array of pixel data. The M by N array of pixel data comprises a data structure consisting of a collection of pixel elements enumerated as pixel P11 to pixel Pm1. The method stores the M by N array of pixel data as a frame of data written into a frame buffer memory of the display device.
    Type: Grant
    Filed: May 23, 2021
    Date of Patent: June 20, 2023
    Inventor: John W. Rowles
  • System and method of head mounted display personalisation
    Patent number: 11675425
    Abstract: A personalisation system configured to perform head mounted display personalisation comprises a head mounted display ‘HMD’ includes: at least a first video camera, a simultaneous localization and mapping processor configured to detect feature points of a real world environment captured by the at least first video camera when the HMD is worn by a user, a user identification processor configured to identify the user responsive to at least a subset of the detected feature points of the real world environment, a personalisation processor configured to personalise at least a first aspect of presenting graphical content to the user with the HMD in response to identification of the user, and a storage processor operable to store, in a memory, personalisation information in association with the identification of the user for subsequent use.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: June 13, 2023
    Assignee: Sony Interactive Entertainment Inc.
    Inventor: David Erwan Damien Uberti
  • Infrared touch screen bezel for installing functional assembly and display terminal comprising the same
    Patent number: 11675461
    Abstract: Disclosed are an infrared touch screen bezel for installing a functional assembly and a display terminal including the same. The infrared touch screen bezel (10) includes a frame body (11), a first infrared base panel (12), and a second infrared base panel (13); the first infrared base panel (12) and the second infrared base panel (13) are both arranged in a cavity (101) of the frame body (11), and a functional assembly (30) is arranged in a gap between the first infrared base panel (12) and the second infrared base panel (13); the first infrared base panel (12) and the second infrared base panel (13) are electrically connected through a first flexible circuit board (14). The above-mentioned infrared touch screen bezel (10) may greatly reduce the width of the frame required to install a functional assembly without affecting the infrared touch function.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: June 13, 2023
    Assignee: SHENZHEN KTC COMMERCIAL DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Wei Lu, Meng Yang, Zhenle Li, Zhifeng Lin, Wei Chen, Xiaolin Wan
  • Level shifter with immunity to state changes in response to high slew rate signals
    Patent number: 11671080
    Abstract: An integrated circuit (IC) includes a level shifter coupled to receive a first supply voltage and a second supply voltage and configured to generate a first output signal and a second output signal in response to an input command signal and an edge detector configured to detect an edge on the second supply voltage and to sink a current from the level shifter in response to detection of the edge in order to prevent a change in logic state of the first output signal or the second output signal. The edge detector can include a positive edge detector configured to generate a positive edge signal in response to detection of a positive going edge of greater than a first predetermined slew rate and a negative edge detector configured to generate a negative edge signal in response to detection of a negative going edge of greater than a second predetermined slew rate.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: June 6, 2023
    Assignee: Allegro MicroSystems, LLC
    Inventors: Thomas Ross, James McIntosh
  • Integration of analog circuits inside digital blocks
    Patent number: 11671103
    Abstract: A circuit for sensing local operating properties of an integrated circuit is disclosed. The circuit may include one or more sensor circuits configured to sense the local operating properties of the integrated circuit. The sensor circuits may receive a supply voltage with a magnitude in a limited range from a digital power supply that is different from the digital power supply that provides power to functional circuits in the integrated circuit. Level shifters may be coupled to the sensor circuits to shift output signals from the sensor circuits to levels that correspond to the digital power supply that provides power to functional circuits in the integrated circuit. Counters and a shift register may be coupled to the level shifters to receive the shifted output signals, the values of which may be used to determine the local operating properties of the integrated circuit as sensed by the sensor circuits.
    Type: Grant
    Filed: January 7, 2022
    Date of Patent: June 6, 2023
    Assignee: Apple Inc.
    Inventors: Ramy A. Ahmed, Bruno W. Garlepp, Jafar Savoj