Patents Examined by Premal R Patel
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Patent number: 12159879Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes: a base substrate including a non-display area; a gate drive circuit located in the non-display area, where the gate drive circuit includes a plurality of shift registers, and the plurality of shift registers are divided into a plurality of register sets; and a plurality of signal lead-in lines located in the non-display area, where the plurality of signal lead-in lines are divided into a plurality of line sets, a frame start signal end of one register set is correspondingly and electrically connected to one line set, and two signal lead-in lines of one line set are provided with the signal lead-in line of another line set therebetween.Type: GrantFiled: December 31, 2021Date of Patent: December 3, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Qiujie Su, Lingdan Bo, Dongchuan Chen, Jiantao Liu, Jianbo Xian
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Patent number: 12159606Abstract: A moving object including a display apparatus capable of performing highly visible display is provided. The moving object includes a display unit, an imaging unit, an arithmetic unit, and a control unit. The display unit has a function of displaying a display image. The imaging unit has a function of obtaining a first captured image including the display image and an external view overlapping with the display image. The arithmetic unit has a function of comparing a color of the display image and a color of the external view and correcting the color of the display image on the basis of a comparison result. The control unit has a function of controlling running of the moving object on the basis of the first captured image.Type: GrantFiled: April 11, 2022Date of Patent: December 3, 2024Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.Inventors: Hajime Kimura, Yoshiaki Oikawa, Kentaro Hayashi
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Patent number: 12159591Abstract: A display apparatus includes a mode controller configured to generate a first control signal and a second control signal by using a gate-off voltage and a gate-on voltage; a gate driving circuit configured to generate an emission signal; a first pixel circuit including a driving transistor, a first transistor receiving the first control signal, a second transistor receiving the second control signal, a third transistor receiving the emission signal, a first light emitting element connected to the first transistor, and a second light emitting element connected to the second transistor; a first lens disposed on the first light emitting element; and a second lens disposed on the second light emitting element.Type: GrantFiled: October 5, 2023Date of Patent: December 3, 2024Assignee: LG DISPLAY CO., LTD.Inventors: SeongHo Cho, DaeSung Jung, HwanJoo Lee, Haksu Kim
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Patent number: 12154505Abstract: A pixel includes: an organic light emitting diode; a first transistor including a gate that is connected to a first node, wherein the first transistor is connected between a second node and a third node; a second transistor including a gate that is connected to a corresponding scan line, wherein the second transistor is connected between a data line and the second node; a storage capacitor connected between the first node and a first voltage; a third transistor including a gate that is connected to the corresponding scan line, the third transistor is connected between the first node and the third node; and a fourth transistor connected between a first end of the first transistor and a second voltage.Type: GrantFiled: July 26, 2023Date of Patent: November 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Young-In Hwang, Sung Ho Kim, Eung Taek Kim, Yong Ho Yang, Seong Min Wang, Jung-Mi Choi
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Patent number: 12148239Abstract: Provided are an information processing apparatus, an information processing method, and a storage medium capable of acquiring feature information relating to sweat gland pores that can realize highly accurate identification of an individual. The information processing apparatus includes: a sweat gland pore extraction unit that extracts sweat gland pores from an image including a skin marking; and an information acquisition unit that acquires sweat gland pore information including position information about the sweat gland pore and directional information about the sweat gland pore for each of the sweat gland pores.Type: GrantFiled: July 26, 2023Date of Patent: November 19, 2024Assignee: NEC CORPORATIONInventor: Yoshinori Koda
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Patent number: 12148348Abstract: A data driving circuit is disclosed that includes an amplifier and an offset control circuit. The amplifier has an offset voltage and is configured to output a data voltage reflecting the offset voltage. The offset control circuit is configured to control, in response to an input control signal, the amplifier to output the data voltage reflecting the offset voltage in a positive direction or a negative direction. The data driving circuit may enhance the display quality of a low grayscale image.Type: GrantFiled: August 22, 2023Date of Patent: November 19, 2024Assignee: Samsung Display Co., Ltd.Inventors: Won Tae Kim, Bo Yeon Kim, Jae Han Lee
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Patent number: 12148380Abstract: A display panel including: a plurality of light emitting pixels which emit light in response to a first scan signal, a second scan signal, and a light emission control signal; and a plurality of light sensing pixels which output a sensing signal corresponding to external light in response to the first scan signal and the second scan signal, wherein each of the plurality of light emitting pixels includes an organic light emitting diode including an anode and a cathode, the cathode receiving a first driving voltage, and each of the plurality of light sensing pixels includes an organic photodiode including a first electrode and a second electrode, wherein the second electrode of the organic photodiode is electrically connected to the cathode of the organic light emitting diode to receive the first driving voltage.Type: GrantFiled: July 5, 2023Date of Patent: November 19, 2024Assignee: Samsung Display Co., Ltd.Inventors: Goeun Cha, KyungTea Park, Keumdong Jung, Suk Kim
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Patent number: 12142204Abstract: A disclosed display apparatus may include a display panel having a plurality of sub-pixels and configured to display an image based on an image signal provided to the display panel; a controller configured to determine a required power for at least one frame of the image signal and to output a switch signal based on determining if the required power is equal to or higher than a predetermined reference power; and a power supply device configured to receive an external AC power and to generate a first high-level voltage and a second high-level voltage. The power supply device may be further configured, based on the switch signal, to output the first high-level voltage to drive the display panel, or to combine the second high-level voltage with the first high-level voltage to generate a third high-level voltage and to output the third high-level voltage to drive the display panel.Type: GrantFiled: December 15, 2021Date of Patent: November 12, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Tae Woo Kim, Jae Han Kim, Sang Yeop Jeon, Sang Yeol Kim
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Patent number: 12135855Abstract: A biometric input system for an electronic device is provided. The biometric input system may be a fingerprint sensing system. The biometric input system includes a biometric sensing component, which may be a capacitive sensing component. The biometric input system also includes a composite cover element, which may be a dielectric cap or coating, and the biometric sensing component is capable of receiving a biometric input from a user through the composite cover element. Electronic devices including the biometric input system are also provided.Type: GrantFiled: May 26, 2023Date of Patent: November 5, 2024Assignee: APPLE INC.Inventors: Andrew Deng, Timothy D. Koch, Hui-Shan Chang, Andrew W. Joyce, Henry H. Yang, Ran Xu, Patrick E. O'Brien, Yu Hsuan Chao, Dale Setlak, Giovanni Gozzini
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Patent number: 12136290Abstract: The present disclosure relates to a device for recognizing fingerprints and a method of operating the same. More particularly, the present disclosure relates to a technology for recognizing fingerprints without an additional sensor by driving an emission LED and detection LEDs among a plurality of light-emitting diodes (LEDs) constituting a pixel circuit of a display.Type: GrantFiled: September 18, 2023Date of Patent: November 5, 2024Assignee: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITYInventor: Seung-Woo Lee
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Patent number: 12131572Abstract: A capacitive fingerprint sensor is provided. The capacitive fingerprint sensor includes a plurality of capacitive sensing pixels. Each of the capacitive sensing pixels includes a sensing node, a first transistor, a sensing capacitor and a second transistor. The first transistor has a first terminal receiving a first system voltage, a control terminal receiving a reset control signal, and a second terminal coupled to the sensing node. The sensing capacitor is coupled between the sensing node and a sensing control signal. The second transistor has a first terminal receiving a second system voltage, a control terminal receiving a sensing voltage of the sensing node, and a second terminal providing a sensing output signal.Type: GrantFiled: September 4, 2023Date of Patent: October 29, 2024Assignee: AUO CorporationInventors: Xiang-Rui Chang, Chao-Chien Chiu
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Patent number: 12118940Abstract: A control method is a method of a display device including a plurality of pixel circuits. Each of the pixel circuits includes a light emitting element, a drive transistor, and a pixel capacitance. The drive transistor includes a gate and a source. A frame period includes a first subframe period and at least one second subframe period. In the first subframe period, the control method includes: (A) applying a first initialization potential to the source; (B) writing a signal into the pixel capacitance; and (C) causing the light emitting element to emit light. In each of the at least one second subframe period, the control method includes: (D) maintaining the light emitting element in a non-emission state; (E) applying a second initialization potential to the source in (D); and (F) causing the light emitting element to emit light.Type: GrantFiled: June 14, 2023Date of Patent: October 15, 2024Assignee: JDI DESIGN AND DEVELOPMENT G.K.Inventors: Hiroshi Fujimura, Hitoshi Tsuge
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Patent number: 12106601Abstract: A display device including: scan lines including first and second scan lines; pixels connected to the scan lines; photo sensors connected to some of the scan lines, the photo sensors including a first photo sensor connected to the first scan line and a readout line, and a second photo sensor connected to the second scan line and the readout line; a scan driver to provide scan signals to the scan lines; and a readout circuit to receive, through the readout line, detection signals which are outputted from the photo sensors in response to the scan signals, wherein, while the scan signals are provided to the first and second scan lines, the readout circuit samples a detection signal of one of the first photo sensor and the second photo sensor without sampling a detection signal of the other one of the first photo sensor and the second photo sensor.Type: GrantFiled: April 18, 2023Date of Patent: October 1, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Il Nam Kim, Seung Hyun Moon, Dong Wook Yang, Hyun Dae Lee, Kang Bin Jo, Go Eun Cha, Hee Chul Hwang
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Patent number: 12100240Abstract: A fingerprint recognition driving device includes a plurality of light sensors and a plurality of signal processing circuits. The light sensors respectively generate a plurality of sensing signals. The signal processing circuits respectively coupled to the light sensors, for processing the sensing signals to generate a plurality of processed sensing signals. During each of a plurality of sensing periods, one of the signal processing circuits provides corresponding processed sensing signal with a first polarity, and each of the other signal processing circuits provides corresponding processed sensing signals with a second polarity, and the first polarity is different from the second polarity. The signal processing circuits generates an output signal according to the processed sensing signals.Type: GrantFiled: July 25, 2023Date of Patent: September 24, 2024Assignee: HIMAX TECHNOLOGIES LIMITEDInventors: Yaw-Guang Chang, Jia-Ming He, Zong-You Hou
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Patent number: 12100368Abstract: A transistor whose channel region includes an oxide semiconductor is used as a pull down transistor. The band gap of the oxide semiconductor is 2.0 eV or more, preferably 2.5 eV or more, more preferably 3.0 eV or more. Thus, hot carrier degradation in the transistor can be suppressed. Accordingly, the circuit size of the semiconductor device including the pull down transistor can be made small. Further, a gate of a pull up transistor is made to be in a floating state by switching of on/off of the transistor whose channel region includes an oxide semiconductor. Note that when the oxide semiconductor is highly purified, the off-state current of the transistor can be 1 aA/?m (1×10?18 A/?m) or less. Therefore, the drive capability of the semiconductor device can be improved.Type: GrantFiled: September 20, 2023Date of Patent: September 24, 2024Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Atsushi Umezaki, Hajime Kimura
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Patent number: 12100372Abstract: A commodity sales data processing device in an embodiment includes a display unit configured to display information, first determining means for determining whether the number of characters of information that should be displayed in one row exceeds the number of characters that can be displayed in one row of the display unit, and display control means for, if the first determining means determines that the number of characters of the information that should be displayed in one row exceeds the number of characters that can be displayed in one row of the display unit, simultaneously displaying first information that can be displayed in one row of the display unit and a mark indicating that second information that should be further displayed in the same row is present and, after displaying the first information for a predetermined time, displaying the second information instead of the first information and the mark.Type: GrantFiled: October 13, 2023Date of Patent: September 24, 2024Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventors: Jun Kikuchi, Hiroki Takeda, Yasuhiko Mochida
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Patent number: 12093453Abstract: Disclosure herein concerns a method that includes illuminating a user's eye with an illumination source in a head-worn display, capturing an image of the user's eye with an eye camera in the head-worn display, wherein the image includes an eye glint produced by light from the illumination source that is reflected from a surface of the user's eye, determining a size of an eye glint in the captured image, and identifying a change in focus distance for the user's eye in correspondence with a change in the size of the eye glint.Type: GrantFiled: April 20, 2023Date of Patent: September 17, 2024Assignee: Mentor Acquisition One, LLCInventor: John N. Border
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Patent number: 12087232Abstract: A gate driver according to an embodiment and a display device using the same are disclosed. The gate driver includes a plurality of signal transmitters, wherein an nth signal transmitter includes, a (1-1)th output circuit configured to output a carry signal to a first output node according to a voltage of a first control node and a voltage of a second control node, a (1-2)th output circuit configured to output a boosting signal to a second output node according to a voltage of the first control node and a voltage of the second control node, wherein the (1-2)th output circuit includes a pull-up transistor configured to apply a gate high voltage to the first output node, a pull-down transistor configured to apply a gate low voltage to the first output node, and a first capacitor connected between a gate of the pull-up transistor and the second output node.Type: GrantFiled: September 20, 2023Date of Patent: September 10, 2024Assignee: LG Display Co., Ltd.Inventors: Seok Noh, Ki Min Son
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Patent number: 12087245Abstract: A display apparatus and a driving method therefor. The driving method includes: determining a gaze area and a non-gaze area of a user on a display apparatus in real time (S10); and driving the gaze area for image displaying at a first resolution, and driving the non-gaze area for image displaying at a second resolution, wherein the first resolution is higher than the second resolution. By using of the display apparatus, image resolution can be adjusted according to different areas, so as to realize high-resolution image display in a display area at which a user gazes and realize low-resolution image display in other areas, thereby reducing power consumption and achieving reasonable allocation of resources on the premise of ensuring the user experience.Type: GrantFiled: November 20, 2020Date of Patent: September 10, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Shaolei Zong, Jigang Sun, Weixin Jiang, Bin Wang, Wei Sun, Xin Duan, Shuhuan Yu, Kexin Hao, Jiaqi Fan, Zhaoyun Gu, Shaoru Zhang, Tieshi Wang, Kuanjun Peng, Xue Dong, Wei Qin, Weixing Liu
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Patent number: 12080096Abstract: An electronic device is provided. The electronic device includes a memory, a fingerprint sensor, a display module, and a processor operatively connected to the memory, the fingerprint sensor, and the display module. The processor may acquire a fingerprint image through the fingerprint sensor, if the first fingerprint recognition operation fails, acquire the first fingerprint image up to the release time of a touch for fingerprint recognition, if the touch is released, determine whether a second fingerprint image is acquired for a predetermined time, if the second fingerprint image is acquired for the predetermined time, determine whether the similarity between the first fingerprint image and the second fingerprint image is greater than or equal to a predetermined threshold, and if the similarity between the first fingerprint image and the second fingerprint image is greater than or equal to the predetermined threshold, recognize the fingerprint.Type: GrantFiled: September 18, 2023Date of Patent: September 3, 2024Assignee: Samsung Electronics Co., Ltd.Inventor: Jeonghoo Kim