Patents Examined by Abhishek Sarma
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Patent number: 12106723Abstract: A method of generating compensation data for a display device is disclosed that includes acquiring a first captured image by capturing an image displayed on the display device based on reference data having a reference grayscale, acquiring a second captured image by capturing an image displayed on the display device based on evaluation data having a compensation target grayscale, calculating a similarity index based on a difference between the first captured image and the second captured image at a plurality of positions of a display panel of the display device, calculating a quality index based on an actual measured grayscale of the second captured image after compensation of the second captured image, generating a compensation prediction model based on the similarity index and the quality index, and generating the compensation data based on the first captured image, the second captured image, the similarity index, and the compensation prediction model.Type: GrantFiled: November 24, 2023Date of Patent: October 1, 2024Assignee: Samsung Display Co., Ltd.Inventor: Keeyong Kim
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Patent number: 12106711Abstract: A driving circuit and a synchronization method thereof for a multi-panel display device are provided. The driving circuit includes a first driving chip and a second driving chip which share a power circuit. One of the first driving chip and the second driving chip is set as a master driving chip or a slave driving chip based on a control signal. The master driving chip transmits a power enable signal and a control signal to the power circuit, which triggers the power circuit providing power voltages to the master driving chip and the slave driving chip. When the master driving chip transmits a timing control signal to the slave driving chip, the slave driving chip performs a power synchronization operation to synchronize with the master driving chip based on the timing control signal.Type: GrantFiled: October 5, 2023Date of Patent: October 1, 2024Assignee: Novatek Microelectronics Corp.Inventors: Yen-Ju Hou, Yung-Yu Hsieh, Kai-Wen Shao
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Patent number: 12099651Abstract: Technologies for natural language interactions with virtual personal assistant systems include a computing device configured to capture audio input, distort the audio input to produce a number of distorted audio variations, and perform speech recognition on the audio input and the distorted audio variants. The computing device selects a result from a large number of potential speech recognition results based on contextual information. The computing device may measure a user's engagement level by using an eye tracking sensor to determine whether the user is visually focused on an avatar rendered by the virtual personal assistant. The avatar may be rendered in a disengaged state, a ready state, or an engaged state based on the user engagement level. The avatar may be rendered as semitransparent in the disengaged state, and the transparency may be reduced in the ready state or the engaged state. Other embodiments are described and claimed.Type: GrantFiled: March 20, 2023Date of Patent: September 24, 2024Assignee: Intel CorporationInventor: William C. Deleeuw
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Patent number: 12100360Abstract: The present disclosure provides a backlight module and a display device. The backlight module includes a light source structure and an optical film. The light source structure includes a substrate, plural light-emitting units and a package structure. The light-emitting units are disposed on the substrate. The package structure covers the light-emitting units, and the package structure has plural convex portions. The optical film is disposed on the light source structure, and the optical film is in contact with the convex portions of the package structure.Type: GrantFiled: July 13, 2023Date of Patent: September 24, 2024Assignee: Radiant Opto-Electronics CorporationInventors: Jui-Lin Chen, Pin-Hsun Lee, Yuan-Jhang Chen, Che-Kai Chang, Chun-Hung Ho, Hung-Yi Chen
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Patent number: 12094239Abstract: An electronic device includes a memory storing a plurality of fingerprint reference data files and one or more sensors identifying whether a mechanical support condition of the electronic device is a hand supported condition or a surface supported condition. A fingerprint sensor receives fingerprint data while the electronic device is in the mechanical support condition. One or more processors select a prioritized fingerprint data reference file from the plurality of fingerprint reference data files as a function of the mechanical support condition and authenticate an authorized user of the electronic device by comparing the fingerprint data to the prioritized fingerprint data reference file before comparing the fingerprint data to any other fingerprint reference data files of the plurality of fingerprint reference data files. The prioritized fingerprint reference data file can also be selected as a function of a geometric form factor of the electronic device.Type: GrantFiled: March 3, 2022Date of Patent: September 17, 2024Assignee: Motorola Mobility LLCInventors: Amit Kumar Agrawal, Caio Luiz Leal Chagas do Nascimento, Mahadevan Ayalur
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Patent number: 12087084Abstract: The present invention provides an image sensing device and an image sensing method. The image sensing device comprises an image sensing array and an image processing circuit. The image sensing array obtains a first frame for a test object, and the first frame comprises a plurality of first pixel values. The image processing circuit analyzes the first frame, and generate an overexposure area for the first pixel values greater than a first threshold in the first frame. Then, the image sensor array obtains a second frame for the overexposure area, and the second frame comprises a plurality of second pixel values. The image processing circuit performs a detection processing on all the first pixel values in the first frame, which retains the first pixel values outside of the overexposure area in the first frame, and replaces the first pixel values in the overexposure area with the second pixel values.Type: GrantFiled: October 25, 2023Date of Patent: September 10, 2024Assignee: Guangzhou Tyrafos Semiconductor Tech. Co., Ltd.Inventors: Ping-Hung Yin, Chia-Cheng Yang, Yung-Ming Chou, Pei-Ting Tsai
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Patent number: 12087193Abstract: A driving circuit is provided and includes a first transistor electrically connected to a first control terminal, a first voltage terminal and a first node; and a second transistor electrically connected to a second control terminal, the first node and a ground terminal; and an inductor, a first terminal thereof is electrically connected to the first node, and a second terminal thereof is electrically connected to a second voltage terminal; and a shunt module electrically connected to the first node and the ground terminal, and the shunt module is configured to provide a current loop to shunt a current flowing through the second transistor.Type: GrantFiled: August 24, 2021Date of Patent: September 10, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Haoran Li, Jianfeng Xiao
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Patent number: 12087231Abstract: A design for a scan driver and a display device including the scan driver that is more resilient to electrostatic discharge. Thin film transistors within a stage are designed differently depending on whether or not a gate of the transistor is connected to an external source. Transistors whose gate is connected to an external source is specially designed to withstand electrostatic discharge applied to the gate thereof by one or more of increasing a number of channel areas, decreasing a length of an ohmic bridge, including a resistive element to the gate, decreasing a width of a channel areas, and increasing a width of the active layer.Type: GrantFiled: September 13, 2023Date of Patent: September 10, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae Hyun Park, Hyeon Sik Kim, Hye Seok Na
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Patent number: 12080240Abstract: An organic light emitting display device includes a plurality of pixels. Each of the pixels includes an organic light emitting diode, first to third transistors, a storage capacitor, and a first capacitor. The second transistor includes a gate electrode receiving a first scan signal, a first electrode receiving a data signal, and a second electrode connected to a first electrode of the first transistor. The third transistor includes a gate electrode receiving a second scan signal, a first electrode connected to a second electrode of the first transistor, and a second electrode connected to a gate electrode of the first transistor. The storage capacitor includes a first electrode receiving a power voltage and a second electrode connected to the gate electrode of the first transistor. The first capacitor includes a first electrode connected to the gate electrode of the third transistor and a second electrode receiving the power voltage.Type: GrantFiled: June 14, 2023Date of Patent: September 3, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Dongwoo Kim, Sunghwan Kim, Kyoungju Shin, Cheol-Gon Lee, Sang-Uk Lim
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Patent number: 12072564Abstract: An image forming apparatus includes an image forming unit including a photosensitive drum, a housing configured to house the image forming unit, and a display operation panel located on an upper surface of the housing. The display operation panel includes a display panel including a display surface on an upper surface of the display panel, and a touch panel including a touch surface on an upper surface of the touch panel. The touch surface includes a first region overlapping the display surface, and a second region not overlapping the display surface. A front end edge of the display panel is located behind and above a front end edge of the touch panel such that the second region is located in front of and below the first region.Type: GrantFiled: November 9, 2022Date of Patent: August 27, 2024Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Mariko Mogi, Hidenori Jo, Yuki Nagashima
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Patent number: 12067803Abstract: There are provided a fingerprint sensor and a display device including the same. The fingerprint sensor includes a base substrate in which a first sensing region and a second sensing region are defined on a plane, first photo sensors disposed on the first sensing region of the base substrate, and second photo sensors disposed on the second sensing region of the base substrate. The first sensing region has an area larger than that of the second sensing region, and the first photo sensor has a width wider than that of the second photo sensor.Type: GrantFiled: March 3, 2023Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Soo Jung Lee, Keum Dong Jung, Yu Na Kim, Il Nam Kim
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Patent number: 12067807Abstract: This fingerprint registration method by a user terminal device includes: capturing an image of a fingertip by a camera provided to the user terminal device; generating and displaying an enlarged image obtained by enlarging a fingertip image that includes the captured fingertip; receiving a user operation whether or not the fingertip image is to be registered for fingerprint authentication on the basis of the enlarged image; and transmitting, to an external server as fingerprint data, the fingertip image on which registration operation has been performed through the user operation.Type: GrantFiled: December 11, 2020Date of Patent: August 20, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hideyuki Nakamura, Ryuji Fuchikami
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Patent number: 12067939Abstract: A pixel circuit, a method for controlling a pixel circuit, an array substrate, and a display panel are provided. Based on the structural improvement of the pixel circuit, when the light-emitting control signal is maintained at a high level, turning on a driving transistor by changing a Vgate signal from a high level to a low level, to complete a reset initialization of the driving transistor; and compensating a turn-on voltage of the driving transistor by changing a Vdata signal from a low level to a high level.Type: GrantFiled: December 30, 2021Date of Patent: August 20, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Meng Hu
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Patent number: 12069919Abstract: A display panel and a display device are provided. The display panel includes a display area and at least two non-display areas arranged adjacently along a first direction. The display area at least partially surrounds the non-display areas. Each non-display area includes at least one light-transmitting area and a wiring area, and the wiring area at least partially surrounds the at least one light-transmitting area. The display area includes pixel circuits and driving signal lines electrically connected with the pixel circuits. A driving signal line includes a first segment in the display area, a first connection line located in the wiring area, and a second segment located between the at least two non-display areas that are arranged adjacently. The first segment is connected to the second segment through the first connection line and the first segment is at least located at a side of the at least two non-display areas that are arranged adjacently.Type: GrantFiled: September 6, 2023Date of Patent: August 20, 2024Assignees: Wuhan Tianma Micro-Electronics Co., Ltd., Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai BranchInventors: Qibing Wei, Peng Zhang, Xingyao Zhou, Gaojun Huang, Lilian Kuang
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Patent number: 12061680Abstract: Electronic devices in a system may be controlled by a user. The user may have one or more wearable devices or other devices. A user's device may be used by the user in identifying a target electronic device of interest among the electronic devices in the system. The target electronic device may be identified using a gaze tracking sensor that senses the user's point-of-gaze, an orientation sensor that detects a direction in which the user's device is pointed, or other sensor circuitry. Visual feedback, audio feedback, and/or haptic feedback may be provided to the user to confirm which electronic device has been identified as a target electronic device of interest. User input may be gathered by sensors and used in adjusting operating parameters in the target electronic device of interest. Health monitoring operations and other operations may also be performed.Type: GrantFiled: November 4, 2020Date of Patent: August 13, 2024Assignee: Apple Inc.Inventors: Stefan Hafeneger, Craig C. Leong
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Patent number: 12056275Abstract: An Artificial Reality (AR) device captures an image of a physical environment surrounding a user wearing the AR device. A three-dimensional map corresponding to the physical environment is accessed. Then, a pose of the AR device relative to the three-dimensional map is determined based on first features of physical objects captured in the image and second features of object representations in the three-dimensional map. The device determines, using an eye tracker, a gaze of an eye of the user. Based on the gaze and the pose, a region of interest is computed in the three-dimensional map. Representations of physical devices in the region of interest of the three-dimensional map are identified. The device determines an intent of the user to interact with a physical device. A command is issued to the physical device based on the determined intent.Type: GrantFiled: October 20, 2022Date of Patent: August 6, 2024Assignee: META PLATFORMS TECHNOLOGIES, LLCInventors: Daniel Miller, Renzo De Nardi, Richard Andrew Newcombe
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Patent number: 12039928Abstract: A display device is implemented that can reduce power consumption over a known example while preventing occurrence of black floating. The voltage value of a low-level power supply voltage ELVSS provided to a pixel circuit is set to a higher value in a pause driving period than in a normal driving period. Upon writing a data voltage, an anode initialization period for initializing an anode voltage of an organic EL element is provided. In this regard, an anode initialization period in the pause driving period is made longer than an anode initialization period in the normal driving period. To implement this, for example, a write frequency of a data voltage is made lower in the pause driving period than in the normal driving period.Type: GrantFiled: April 21, 2020Date of Patent: July 16, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Keiichi Yamamoto, Ryo Yonebayashi
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Patent number: 12033421Abstract: This disclosure provides a fingerprint recognition method and a mobile terminal. The mobile terminal includes: a plurality of fingerprint recognition electrodes in a predetermined fingerprint detection region. The mobile terminal further includes a plurality of fingerprint signal transmit lines, and a plurality of fingerprint signal receive lines, each of the fingerprint recognition electrodes being connected to one of the fingerprint signal transmit lines and one of the fingerprint signal receive lines. The predetermined fingerprint detection region includes at least two partition regions, and each of them is provided with a first quantity of fingerprint signal transmit lines and a second quantity of fingerprint signal receive lines.Type: GrantFiled: September 20, 2022Date of Patent: July 9, 2024Assignee: VIVO MOBILE COMMUNICATION CO., LTD.Inventor: Xianping Zhu
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Patent number: 12033586Abstract: A display panel, a gate drive circuit and a driving method thereof. The gate drive circuit includes drive units. A first cascaded input end OUT(n?1) of a first shift register (100) of each of the drive units is connected to a different start signal end STV; a plurality of drive units in the drive units include a reset control sub-circuit (9), where the reset control sub-circuit (9) is connected with a second cascaded input end OUT(n+1) of a last shift register (100) and one or more start signal ends STV, and is configured to control an electric potential of the second cascaded input end OUT(n?1) according to an electric potential of the one or more start signal ends STV.Type: GrantFiled: August 23, 2022Date of Patent: July 9, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Wei Sun, Rui Liu, Jigang Sun, Kuanjun Peng
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Patent number: 12027107Abstract: A display apparatus includes a display panel including a plurality of pixels each having red, green, and blue LEDs; a display panel driver applying a current to each of the LEDs; a memory storing current intensity information according to target luminance of each of the LEDs; and a processor controlling the display panel driver to apply a current to each of the LEDs based on the current intensity information, wherein the processor is configured to control the display panel driver to apply an additional current to the green LED when a target luminance of the red LED is smaller than a predetermined luminance.Type: GrantFiled: July 14, 2023Date of Patent: July 2, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Donggun Lee, Punjae Choi, Youngjin Choi