Patents by Inventor Bao ZHA
Bao ZHA has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12174477Abstract: The present application discloses a touch display panel including a first substrate, a liquid crystal, and a second substrate, wherein the first substrate is located on a light-exiting side of the touch display panel. The first substrate includes a first underlayer, a touch structure layer, a thin film transistor layer, and a pixel electrode layer. The touch structure layer and the thin film transistor layer are disposed on a side of the first underlayer close to the liquid crystal, and the pixel electrode layer is disposed on the thin film transistor layer. The touch structure layer includes a touch electrode, which is multiplexed as a common electrode.Type: GrantFiled: September 17, 2021Date of Patent: December 24, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Bao Zha
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Patent number: 12169616Abstract: A touch panel and a display device are provided by embodiments of the present application, a self-capacitance module in an original touch panel is replaced with a mutual capacitance module, and a combination of self-capacitance and mutual capacitance is adopted to effectively reduce wiring in the touch panel and to reduce cost at a same time.Type: GrantFiled: March 17, 2022Date of Patent: December 17, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Bao Zha
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Patent number: 12164714Abstract: The present disclosure discloses a touch display panel and a display device. The touch display panel includes a first substrate and a second substrate arranged opposite to each other. The first substrate includes a first base and a first common electrode arranged on the first base. The first common electrode is reused as a touch electrode. The second substrate includes a second base and a second common electrode. The second common electrode is arranged over an entire surface of one side of the second base close to the first base. One surface of the first substrate away from the second substrate is a display surface.Type: GrantFiled: November 5, 2021Date of Patent: December 10, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Bao Zha
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Patent number: 12135848Abstract: The present disclosure provides a light-emitting diode (LED) touch panel and its driving method and preparation method. Under switching transistors of touch units controlled by touch addressing lines, electric charges accumulated in a touch conductive layer are extracted into a touch reading line to determine touch-point coordinates, thereby embedding the touch units into sub-pixels of the mini LED touch panel to form a mini LED-based embedded touch panel.Type: GrantFiled: December 22, 2021Date of Patent: November 5, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bao Zha
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Patent number: 12130983Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate and a scan line, a light control device, and a display device on the substrate. The scan line is electrically connected to the light control device and the display panel, so that the light control device and the display device operate simultaneously.Type: GrantFiled: January 29, 2021Date of Patent: October 29, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Bao Zha, Zhitao Lu, Lei Wen, Jiangbo Yao
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Patent number: 12105919Abstract: A three-dimensional touch sensor and a display device are provided. The three-dimensional touch sensor determines a position of a touch force by a first capacitance formed by the pressure receiving electrodes and the transmitting electrodes, and determines a magnitude of the touch force by a second capacitance formed between the pressure receiving electrode and the pressure sensing electrode. Therefore, not only the position of the touch force but also the magnitude of the touch force can be determined. Synchronous sensing of the position and the magnitude of the touch force is achieved, which is beneficial to human-computer interaction.Type: GrantFiled: May 19, 2021Date of Patent: October 1, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bao Zha
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Patent number: 12079425Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate, a light control device, a display device, and a touch device. The light control device, the display device, and the touch device are disposed on the substrate. Wherein, the light control device, the display device, and the touch device operate in a first time period, a second time period, and a third time period, respectively, and any two of the first time period, the second time period, and the third time period are not intersected.Type: GrantFiled: January 21, 2021Date of Patent: September 3, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bao Zha
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Publication number: 20240248340Abstract: The present application discloses a touch display panel including a first substrate, a liquid crystal, and a second substrate, wherein the first substrate is located on a light-exiting side of the touch display panel. The first substrate includes a first underlayer, a touch structure layer, a thin film transistor layer, and a pixel electrode layer. The touch structure layer and the thin film transistor layer are disposed on a side of the first underlayer close to the liquid crystal, and the pixel electrode layer is disposed on the thin film transistor layer. The touch structure layer includes a touch electrode, which is multiplexed as a common electrode.Type: ApplicationFiled: September 17, 2021Publication date: July 25, 2024Inventor: Bao ZHA
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Publication number: 20240143118Abstract: A touch panel and a display device are provided by embodiments of the present application, a self-capacitance module in an original touch panel is replaced with a mutual capacitance module, and a combination of self-capacitance and mutual capacitance is adopted to effectively reduce wiring in the touch panel and to reduce cost at a same time.Type: ApplicationFiled: March 17, 2022Publication date: May 2, 2024Inventor: Bao ZHA
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Patent number: 11930683Abstract: A color filter layer and a display device are provided. A material of the color filter layer includes a dye, a polymer resin, a monomer, a photoinitiator, and a solvent. A material of the dye is one of a core-shell material or a titanium dioxide material. The shell material includes an organic polymer, and the core material is an inorganic fluorescent material. The shell material covers the core material, and the inorganic fluorescent material includes a europium-doped compound.Type: GrantFiled: September 4, 2020Date of Patent: March 12, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Bao Zha
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Publication number: 20240069666Abstract: The present disclosure provides a light-emitting diode (LED) touch panel and its driving method and preparation method. Under switching transistors of touch units controlled by touch addressing lines, electric charges accumulated in a touch conductive layer are extracted into a touch reading line to determine touch-point coordinates, thereby embedding the touch units into sub-pixels of the mini LED touch panel to form a mini LED-based embedded touch panel.Type: ApplicationFiled: December 22, 2021Publication date: February 29, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bao ZHA
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Patent number: 11899890Abstract: A display device including a beam emitter and a display panel is provided. The beam emitter emits a first beam; the display panel includes a display screen body and a light control layer. The light control layer includes photosensitive devices that outputs a sensing signal according to a sensing result, a control module for controlling turning on and turning off of the photosensitive devices, and a reading module for reading the sensing signal output by the photosensitive devices and determining a projection position of the first beam on the display panel according to the sensing signal.Type: GrantFiled: May 15, 2020Date of Patent: February 13, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Miao Jiang, Lixuan Chen, Xin Zhang, Lei Wen, Bao Zha
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Publication number: 20240036677Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate, a light control device, a display device, and a touch device. The light control device, the display device, and the touch device are disposed on the substrate. Wherein, the light control device, the display device, and the touch device operate in a first time period, a second time period, and a third time period, respectively, and any two of the first time period, the second time period, and the third time period are not intersected.Type: ApplicationFiled: January 21, 2021Publication date: February 1, 2024Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Bao ZHA
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Publication number: 20240028145Abstract: The present disclosure discloses a touch display panel and a display device. The touch display panel includes a first substrate and a second substrate arranged opposite to each other. The first substrate includes a first base and a first common electrode arranged on the first base. The first common electrode is reused as a touch electrode. The second substrate includes a second base and a second common electrode. The second common electrode is arranged over an entire surface of one side of the second base close to the first base. One surface of the first substrate away from the second substrate is a display surface.Type: ApplicationFiled: November 5, 2021Publication date: January 25, 2024Inventor: Bao ZHA
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Publication number: 20240012522Abstract: A three-dimensional touch sensor and a display device are provided. The three-dimensional touch sensor determines a position of a touch force by a first capacitance formed by the pressure receiving electrodes and the transmitting electrodes, and determines a magnitude of the touch force by a second capacitance formed between the pressure receiving electrode and the pressure sensing electrode. Therefore, not only the position of the touch force but also the magnitude of the touch force can be determined. Synchronous sensing of the position and the magnitude of the touch force is achieved, which is beneficial to human-computer interaction.Type: ApplicationFiled: May 19, 2021Publication date: January 11, 2024Inventor: Bao ZHA
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Patent number: 11866626Abstract: A color conversion film material, a color conversion film, and a display device are provided. The material of the color conversion film includes a first compound and a second compound, and a mass ratio of the first compound and the second compound is (0.4-1.6):(0.3-1.7). A heat stability of the color conversion film is enhanced by using the color conversion film made of the material of the color conversion film. Moreover, a color gamut of the display device is improved, and costs thereof are reduced by applying the color conversion film to the display device.Type: GrantFiled: August 4, 2020Date of Patent: January 9, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Bao Zha
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Publication number: 20230341971Abstract: The present disclosure provides a display panel and a driving method thereof. The display panel includes a substrate and a scan line, a light control device, and a display device on the substrate. The scan line is electrically connected to the light control device and the display panel, so that the light control device and the display device operate simultaneously.Type: ApplicationFiled: January 29, 2021Publication date: October 26, 2023Inventors: Bao ZHA, Zhitao LU, Lei WEN, Jiangbo YAO
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Patent number: 11775122Abstract: A sensor module and a display device are provided. The sensor module includes a substrate and a touch sensor positioned on the substrate. The touch sensor includes a transmitter electrode and a receiver electrode, positioned at one side of the transmitter electrode, which is back on to the substrate. An optical sensor includes a thin film transistor. A gate of the thin film transistor and the transmitter electrode are positioned in a same layer, and a source/drain of the thin film transistor and the receiver electrode are positioned in a same layer.Type: GrantFiled: October 29, 2020Date of Patent: October 3, 2023Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Bao Zha, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang
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Patent number: 11740746Abstract: The present application discloses a sensor device and a display device. The sensor device includes a substrate, a light control component, a touch control component, and a functional dielectric layer, wherein the light control component and the touch component are disposed on the substrate, the touch component is disposed on the light control component, and the functional dielectric layer is disposed on a side of the touch control component away from the substrate and at least covers the touch control component, and configured to apply an electrostatic force to an external object when the external object is in contact with the functional dielectric layer.Type: GrantFiled: December 30, 2020Date of Patent: August 29, 2023Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Bao Zha
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Patent number: 11693280Abstract: A display device and a manufacturing method thereof are provided. The display device includes a first substrate, a first array structure layer disposed on the first substrate, and a second substrate disposed on the first array structure layer. The first array structure layer includes a photosensitive sensor, a touch sensor, and a spacer layer. The touch sensor includes a receiving electrode. The spacer layer is disposed between the photosensitive sensor and the receiving electrode. The receiving electrode is disposed on a side of the spacer layer away from the photosensitive sensor.Type: GrantFiled: October 22, 2020Date of Patent: July 4, 2023Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Bao Zha, Miao Jiang, Jiangbo Yao, Lixuan Chen, Xin Zhang