Patents Examined by Calvin C Ma
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Patent number: 11681371Abstract: An eye tracking system comprising a controller configured to receive a reference image of an eye of a user and a current image of the eye of the user. The controller is also configured to determine a difference between the reference image and the current image to define a differential image. The differential image has a two dimensional pixel array of pixel locations that are arranged in a plurality of rows and columns. Each pixel location has a differential intensity value. The controller is further configured to calculate a plurality of row values by combining the differential intensity values in corresponding rows of the differential image and to determine eyelid data based on the plurality of row values.Type: GrantFiled: June 30, 2022Date of Patent: June 20, 2023Assignee: Tobii ABInventors: Joakim Zachrisson, Simon Johansson, Mikael Rosell, Daniel Wrang
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Patent number: 11678553Abstract: The touch display panel of the disclosure includes a first substrate, a first display electrode, a spacer and a first touch electrode. The first display electrode is disposed on the first substrate. The spacer is disposed on the first substrate. The first touch electrode is disposed on the first substrate, wherein the first touch electrode has a first bridge part, and at least a portion of the first bridge part is overlapped with the spacer from a top view.Type: GrantFiled: March 10, 2022Date of Patent: June 13, 2023Assignee: Innolux CorporationInventors: Hsiao-Lang Lin, Jui-Jen Yueh
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Patent number: 11670251Abstract: The resolution of a low-resolution image is made high and a stereoscopic image is displayed. Resolution is made high by super-resolution processing. In this case, the super-resolution processing is performed after edge enhancement processing is performed. Accordingly, a stereoscopic image with high resolution and high quality can be displayed. Alternatively, after image analysis processing is performed, edge enhancement processing and super-resolution processing are concurrently performed. Accordingly, processing time can be shortened.Type: GrantFiled: September 14, 2022Date of Patent: June 6, 2023Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.Inventor: Hajime Kimura
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Patent number: 11663437Abstract: A light emitting apparatus recognition system includes a light emitting apparatus, an image capturing apparatus, a recognition apparatus, and an electromagnetic wave emitting element. The light emitting apparatus includes a light source that blinks on the basis of identification information unique to the light emitting apparatus and an electromagnetic wave receiving element. The image capturing apparatus captures an image of light emitted by the light source of the light emitting apparatus. The recognition apparatus recognizes the light emitting apparatus on the basis of the light appearing in the image captured by the image capturing apparatus. The electromagnetic wave emitting element emits an electromagnetic wave from the image capturing apparatus or a vicinity of the image capturing apparatus. The electromagnetic wave receiving element receives the electromagnetic wave emitted by the electromagnetic wave emitting element.Type: GrantFiled: July 15, 2020Date of Patent: May 30, 2023Assignee: FUJIFILM Business Innovation Corp.Inventors: Daisuke Matsumoto, Shingo Uchihashi, Atsushi Ito, Kazutoshi Ikeda
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Patent number: 11656692Abstract: A Virtual Reality (VR) image generation system includes a sensor; a detection circuit which, in operation, detects a first indicated position indicated by an electronic pen in a first three-dimensional space in accordance with transfer of a signal between the electronic pen and the sensor; one or more processors; and one or more memory devices storing instructions that, when executed by the one or more processors, cause the one or more processors to: detect a first posture of the electronic pen in a second three-dimensional space, the first posture including at least one of a first inclination angle, a first inclination direction and a first rotation angle of the electronic pen, and generate, when the electronic pen is in the first three-dimensional space, a first VR image of drawing by the electronic pen, based on the first indicated position and the first posture.Type: GrantFiled: November 23, 2021Date of Patent: May 23, 2023Assignee: Wacom Co., Ltd.Inventors: Hiroshi Munakata, Yuanhao Chen
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Patent number: 11656691Abstract: Embodiments provide a terminal device control method and a terminal device. The method includes: when a bending behavior of a flexible display occurs, determining a bending parameter of the flexible display, where the bending parameter includes at least one of a bending time parameter, a bending location parameter, a bending direction parameter, and a bending degree parameter; and adjusting a user interface (UI) of the flexible display based on the bending parameter, or generating, based on the bending parameter, a command corresponding to a first application. According to the method provided in the embodiments, the bending behavior of the flexible display is abstracted as the bending parameter, and the bending parameter is used as input of the application. This manner can effectively improve user experience.Type: GrantFiled: December 21, 2021Date of Patent: May 23, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiaoxiao Chen, Hao Chen
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Patent number: 11644929Abstract: Provided are a capacitance detecting circuit, a touch control chip, a touch detection apparatus and an electronic device. The capacitance detecting circuit, by configuring a first input side of an operational amplifier as a preset voltage, and utilizing the same characteristics of voltages at two input sides of the operational amplifier, enables that an output voltage in a touch sensor is configured as a preset voltage by a second input side of the operational amplifier, and by changing a position of a drive of a coding voltage, mutual-capacitance and self-capacitance detection can be realized with the same circuit. After replicating a single-channel current signal output by the operational amplifier into a multi-channel current signal, a current subtracting circuit is used to determine a differential signal of current signals output by two adjacent channels, and the differential signal is converted into a voltage through a charge amplifying circuit.Type: GrantFiled: September 28, 2021Date of Patent: May 9, 2023Assignee: Shenzhen Goodix Technology Co., Ltd.Inventor: Qian Yu
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Patent number: 11645553Abstract: A system for processing brainwave signals, a computing device, and a non-transitory computer-readable storage medium are provided. The system includes a first computing device including at least one processor and a memory storing instructions, and a brainwave sensor in communication with the first computing device. The instructions, in response to execution by the at least one processor, cause the first computing device to perform operations including: acquiring brainwave signals of a user collected by the brainwave sensor within a duration in which the user is viewing a first content item; preprocessing the acquired brainwave signals; initiating transmission of the preprocessed brainwave signals to a second computing device; and receiving, from the second computing device, content item recommendation information obtained by the second computing device analyzing the preprocessed brainwave signals.Type: GrantFiled: May 12, 2020Date of Patent: May 9, 2023Assignee: SHANGHAI YIXUE EDUCATION TECHNOLOGY CO., LTD.Inventor: Xin Wang
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Patent number: 11640186Abstract: A portable display device is provided in which two display panels are joined to each other to form a single screen when two panel housings are unfolded from a folded state. The portable display device includes at least two panel housings and display panels that are mounted on the panel housings, respectively. When the panel housings are unfolded, the display panels are joined to each other to form a single screen. The distance between the display panels when the display panels are contiguous to each other is less than 3 mm and the distance between input units or between input sensors is less than 3 mm.Type: GrantFiled: June 29, 2021Date of Patent: May 2, 2023Assignee: Folding All Inc.Inventor: Si-Han Kim
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Patent number: 11635841Abstract: A touch display device operates between a normal mode and a sleep mode, the touch display device including: a display panel; a touch panel; a data drive circuit to supply a data voltage; a touch drive circuit to supply a touch driving signal; a timing controller to supply a data control signal; a micro-control unit to supply a touch synchronization signal; and a power supply to supply a first and second driving voltage, the power supply including: a first converter to output the first driving voltage; a second converter to output the second driving voltage; a first switching unit to supply the first or second input voltage to the first converter; a second switching unit to supply the first or second input voltage to the second converter; and a switching control circuit to control the first and second switching units. Therefore, power consumption of the power supply is reduced.Type: GrantFiled: August 18, 2022Date of Patent: April 25, 2023Assignee: LG Display Co., Ltd.Inventors: Dongju Kim, Wonyong Jang, Hoon Jang, Juno Hur
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Patent number: 11630516Abstract: Methods involving interpreting signals from a brain-machine interface (BMI) are described, as well as methods involving adjusting an implanted or wearable BMI device. The method includes receiving neural signals from a brain of a subject into a BMI decoder. The method includes determining an activity change of the subject based on a sensor. The method includes routing the neural signals from a first model to a second model in the BMI decoder based on the determined activity change. The method includes translating, using the second model in the BMI decoder, the neural signals into a command. The method includes sending the command to a controller.Type: GrantFiled: December 27, 2021Date of Patent: April 18, 2023Assignee: NEURALINK CORP.Inventors: Nir Even Chen, Paul A. Merolla, Joseph E. O'Doherty
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Patent number: 11621308Abstract: A display device includes: a substrate including a front surface, side surfaces extending from sides of the front surface, and a corner between the side surfaces; a first display area at the front surface and including a first pixel electrode, a first emissive layer disposed on the first pixel electrode, and a first common electrode on the first emissive layer; a second display area at the corner and including a second pixel electrode, a second emissive layer on the second pixel electrode, and a second common electrode on the second emissive layer; a first inorganic encapsulation layer on the first common electrode and the second common electrode; an organic encapsulation layer on the first inorganic encapsulation layer in the first display area; and a second inorganic encapsulation layer on the organic encapsulation layer in the first display area and on the first inorganic encapsulation layer in the second display area.Type: GrantFiled: February 2, 2021Date of Patent: April 4, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jung Han Seo, Woo Young Kim, Woo Yong Sung
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Patent number: 11615746Abstract: A display may have an array of pixels each of which has a light-emitting diode such as an organic light-emitting diode. A drive transistor and an emission transistor may be coupled in series with the light-emitting diode of each pixel between a positive power supply and a ground power supply. The pixels may include first and second switching transistors. A data storage capacitor may be coupled between a gate and source of the drive transistor in each pixel. Signal lines may be provided in columns of pixels to route signals such as data signals, sensed drive currents from the drive transistors, and predetermined voltages between display driver circuitry and the pixels. The switching transistors, emission transistors, and drive transistors may include semiconducting-oxide transistors and silicon transistors and may be n-channel transistors or p-channel transistors.Type: GrantFiled: August 9, 2022Date of Patent: March 28, 2023Assignee: Apple Inc.Inventors: Chin-Wei Lin, Hung Sheng Lin, Shih Chang Chang, Shinya Ono
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Patent number: 11609659Abstract: In a touch display panel, different report rates are used in a first partition and a second partition, which may achieve better experience in touch operations with lower power consumption. That is, touch operations performed with a high frequency in a specific partition may be achieved for users without excessively increasing entire power consumption of the display panel. Standby time is prolonged for providing better experience for users.Type: GrantFiled: July 16, 2020Date of Patent: March 21, 2023Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Jian Ye
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Patent number: 11604540Abstract: In some examples, a touch screen can perform a first touch scan to obtain first touch data and a second touch scan to obtain second touch data. The touch data resulting from the second touch scan may exclude respective noise (e.g., display-to-touch crosstalk (DTX) noise) or may include a reduced amount of the respective noise. In some examples, the electronic device can subtract the second touch data from the first touch data to obtain an estimate of the noise in the first touch data. In some examples, this noise estimate can be subtracted from the first touch data and an action can be performed based on the first touch data with the noise estimate removed.Type: GrantFiled: February 22, 2022Date of Patent: March 14, 2023Assignee: Apple Inc.Inventors: Eric S. Winokur, Andreas Johannes Koeberl, John Brandon Laflen, Mir Hamza Mahmood, Narmadha Vijayakumar
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Patent number: 11592948Abstract: A device that can autonomously scan a sensor panel is disclosed. Autonomous scanning can be performed by implementing channel scan logic. In one embodiment, channel scan logic carries out many of the functions that a processor would normally undertake, including generating timing sequences and obtaining result data; comparing scan result data against a threshold value (e.g., in an auto-scan mode); generating row count; selecting one or more scanning frequency bands; power management control; and performing an auto-scan routine in a low power mode.Type: GrantFiled: September 21, 2021Date of Patent: February 28, 2023Assignee: Apple Inc.Inventors: Minh-Dieu Thi Vu, Thomas James Wilson, Christoph H. Krah
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Patent number: 11592920Abstract: A display device with a sensor in which the deterioration of display quality is suppressed even when the sensor wires are superimposed on the respective slits of two detection electrodes disposed side by side. The display device includes pixels, scanning lines, signal lines on a first insulating substrate, detection electrodes arrayed in a matrix in first and second directions, and sensor wires and signal lines disposed alternately in the first direction and provided on the same layer. Switching elements of two of the pixels disposed side by side in the first direction each are coupled to one of the signal lines, and the signal line is superimposed on the corresponding detection electrode that straddles the two pixels. The sensor wires are disposed between the two pixels disposed side by side in the first direction and superimposed on the respective slits of the two detection electrodes.Type: GrantFiled: August 4, 2021Date of Patent: February 28, 2023Assignee: Japan Display Inc.Inventors: Yoshihide Ohue, Yukiya Hirabayashi
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Patent number: 11573649Abstract: Provided is an electronic pen core body including a tip component portion coupled to an axis component portion. At least one end of the axis component portion in an axial direction is made of a material that is harder than a material from which the tip component portion is made. The axis component portion includes a recessed hole and a fitting portion directly or indirectly fitted to a pen pressure detector. The tip component portion includes a tip portion protruding from the one end of the axis component portion in the axial direction, a coupling core portion disposed within the recessed hole and coupled to an inner wall surface of the recessed hole of the axis component portion, and a second ring-shaped end surface that contacts a first ring-shaped end surface of the axis component portion. The first ring-shaped end surface is covered by the second ring-shaped end surface.Type: GrantFiled: October 28, 2021Date of Patent: February 7, 2023Assignee: Wacom Co., Ltd.Inventors: Ryoji Kamiyama, Toshihiko Horie, Masamitsu Ito, Daisuke Watanabe
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Patent number: 11575049Abstract: One of the objects is to improve display quality by reduction in malfunctions of a circuit. In a driver circuit formed using a plurality of pulse output circuits having first to third transistors and first to fourth signal lines, a first clock signal is supplied to the first signal line; a preceding stage signal is supplied to the second signal line; a second clock signal is supplied to the third signal line; an output signal is output from the fourth signal line. Duty ratios of the first clock signal and the second clock signal are different from each other. A period during which the second clock signal is changed from an L-level signal to an H-level signal after the first clock signal is changed from an H-level signal to an L-level signal is longer than a period during which the preceding stage signal is changed from an L-level signal to an H-level signal.Type: GrantFiled: August 23, 2021Date of Patent: February 7, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Atsushi Umezaki
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Patent number: 11573662Abstract: A detection device is provided and includes insulating substrate; detection element including first photodiode, first thin film transistor, second thin film transistor, and third thin film transistor; dummy element including second photodiode and first thin film transistor; and first scan line, wherein first scan line is a gate of each of first thin film transistors, dummy element is located adjacent to detection element, and dummy element includes first photodiode and none of second thin film transistor and third thin film transistor.Type: GrantFiled: October 29, 2021Date of Patent: February 7, 2023Assignee: Japan Display Inc.Inventor: Akihiko Saitoh