Patents by Inventor Wei Rong
Wei Rong 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: 11976374Abstract: A method and device of removing and recycling metals from a mixing acid solution, includes adsorbing a mixing acid solution with a pH value of ?1 to 4 and a cobalt ion concentration of 100 to 1,000 mg/L by at least two cation resins in series setting to the cobalt ion concentration in the mixing acid solution is less than 10 mg/L, and then adjusting the pH value of the mixing acid solution after adsorption to meet a discharge standard, wherein the particle size of the at least two cation resins in series setting is 150˜1,200 ?m. After the cation resins are saturated by adsorption, regenerating the cation resins by sulfuric acid to form a cobalt sulfate solution, and then electrolytically treating the cobalt sulfate solution to obtain electrolytic cobalt and sulfuric acid electrolyte. The operation process is simple without complicated equipment, and it can effectively recycle metals from mixing acid solutions.Type: GrantFiled: September 10, 2020Date of Patent: May 7, 2024Assignee: MEGA UNION TECHNOLOGY INCORPORATEDInventors: Kuo-Ching Lin, Yung-Cheng Chiang, Shr-Han Shiu, Wei-Rong Tey, Yu-Hsuan Li
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Patent number: 11971159Abstract: The application relates to a sensing device and a lighting device. The sensing device comprises a sensor provided with a glass window to transmit light and is configured to sense light incident upon the sensor; a circuit board, wherein one side of the circuit board is provided with the sensor; a Fresnel lens arranged above the sensor and configured to transmit light to the sensor; and a housing made from a flame-resistant material, wherein the housing comprises an accommodation space configured to accommodate the sensor and the circuit board, and the housing is provided with a center hole to expose the glass window. By adopting the technical solution, the sensor has flame-resistant performance.Type: GrantFiled: July 1, 2021Date of Patent: April 30, 2024Assignee: SAVANT TECHNOLOGIES LLCInventors: Guangting Guo, Kun Xiao, Hai Huang, Pan Yao, Wei Rong
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Patent number: 11961093Abstract: A method for regulating an unmanned aerial vehicle (UAV) includes receiving a UAV identifier and one or more types of contextual information broadcasted by the UAV. The UAV identifier uniquely identifies the UAV from other UAVs. The one or more types of contextual information includes at least geographical information of the UAV. The method further includes authenticating, via an authentication device, an identity of the UAV based on the UAV identifier to determine whether the UAV is authorized for operation, and transmitting a signal to a remote device in response to determining whether the UAV is authorized for operation.Type: GrantFiled: June 20, 2022Date of Patent: April 16, 2024Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Ming Gong, Jin Dai, Hao Cui, Xiaodong Wang, Han Huang, Jun Wu, Wei Fan, Ning Ma, Xinhua Rong, Xingsen Lin
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Patent number: 11953614Abstract: A method for measuring coordinate position include detecting the distance of a target relative to a portable electronic device to generate a measurement signal corresponding to the distance, sensing a relative position of the target to generate a azimuth angle corresponding to the relative position, detecting the movement of the portable electronic device to generate an inertial signal corresponding to the movement, obtaining positioning information of the portable electronic device, converting the measurement signal into distance data, converting the inertial signal into a tilt angle, calculating coordinate difference information with the tilt angle, the distance data and the azimuth angle, and calculating coordinate position of the target with the positioning information and the coordinate difference information.Type: GrantFiled: November 5, 2021Date of Patent: April 9, 2024Assignee: Getac Technology CorporationInventors: Chia-Chang Chiu, Wei-Rong Chen
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Publication number: 20240103097Abstract: The present disclosure provides a direct current (DC) transformer error detection apparatus for a pulsating harmonic signal, including a DC and pulsating harmonic current output module and an external detected input module, where the DC and pulsating harmonic current output module outputs a DC and a DC superimposed pulsating harmonic current to an internal sampling circuit and a self-calibrated standard resistor array; and the internal sampling circuit converts the input DC and the input DC superimposed pulsating harmonic current into a voltage signal, and sends the voltage signal to an analog-to-digital (AD) sampling and measurement component through a front-end conditioning circuit and a detected input channel. The DC transformer error detection apparatus can complete self-calibration for measurement of the DC and the pulsating harmonic signal on a test site.Type: ApplicationFiled: August 17, 2022Publication date: March 28, 2024Inventors: Xin Zheng, Wenjing Yu, Tao Peng, Yi Fang, Ming Lei, Hong Shi, Ben Ma, Li Ding, Wei Wei, Linghua Li, He Yu, Tian Xia, Yingchun Wang, Sike Wang, Dongri Xie, Xin Wang, Bo Pang, Xianjin Rong
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Patent number: 11926901Abstract: A method for fabricating nonenzymatic glucose sensor, which comprises steps of: (a) providing a bottom substrate; (b) preparing a graphene layer on the bottom substrate; (c) depositing plural amount of zinc oxide (ZnO) seed crystals on the graphene layer; (d) growing the ZnO seed crystals into columnar nanorods with hydrothermal method; (e) coating a thin film of cuprous oxide (Cu2O) on the surface of the ZnO nanorods by electrochemistry-based electrodeposition; and (f) grafting single-walled carbon nanotubes (SWCNTs) on surface of the Cu2O thin film, by using Nafion fixative composited with SWCNTs. The structure of the above sensor, therefore, comprises a bottom substrate and other components orderly assembled on it, including, from inside to outside, a graphene layer, plural amount of ZnO nanorods, a Cu2O thin film, plural amount of SWCNTs, and the Nafion fixative. Accordingly, the sensor has advantages of low cost, rapid response, and easy for preservation.Type: GrantFiled: January 10, 2020Date of Patent: March 12, 2024Assignee: NATIONAL YUNLIN UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Hsi-Chao Chen, Wei-Rong Su, Yun-Cheng Yeh, Chun-Hao Chang
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Publication number: 20240069347Abstract: An eye tracking system includes, in addition an eye tracking camera, one or more illuminator assemblies. The illuminator assemblies include a light source (e.g., a light emitting diode (LED), a laser source, etc.) and provide infrared or near-infrared (NIR) light. The radiated light from the light source is received at and provided as a beam shaped light by a beam shaping element onto an eye box. A direction and/or a spread of beam shaped light is controlled by the beam shaping element. A collimator may be used between the light source and the beam shaping element to collimate the radiated light onto the beam shaping element for increase efficiency. The beam shaping element may be a diffractive optical element (DOE), with an angle and shape of diffractors selected based on a designated direction and spread of beam shaped light.Type: ApplicationFiled: February 24, 2023Publication date: February 29, 2024Applicant: Meta Platforms Technologies, LLC.Inventors: Wei RONG, Sascha HALLSTEIN
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Patent number: 11747626Abstract: One embodiment of the present application sets forth an apparatus that includes a composite display layer that transmits a set of composite light. The composite display layer includes a display layer that provides a first subset of light included in the set of composite light, and a first mirror layer parallel to the first display layer that provides a second subset of light included in the set of composite light, where the second subset of light comprises a reflection of a first portion of the first subset of light. The composite display layer also includes a polarizer layer disposed on the composite display layer, where the polarizer layer provides the first portion of the first subset of light to the first mirror layer.Type: GrantFiled: November 1, 2021Date of Patent: September 5, 2023Assignee: META PLATFORMS TECHNOLOGIES, LLCInventor: Wei Rong
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Publication number: 20230251498Abstract: Head-mounted display assemblies may include a first eyecup and a second eyecup that are configured for respectively positioning a first lens and a second lens in front of intended locations of a user’s eyes when the head-mounted display assembly is donned. The first eyecup and the second eyecup may be movable relative to each other to adjust for an interpupillary distance of the user’s eyes. A single near-eye display screen may be configured for displaying an image to the user through the first and second eyecups. An enclosure over the single near-eye display screen may include a first transparent component positioned between the first lens and the single near-eye display screen and a second transparent component positioned between the second lens and the single near-eye display screen. Various other methods, devices, systems, and assemblies are also disclosed.Type: ApplicationFiled: April 17, 2023Publication date: August 10, 2023Inventors: Jeffrey Taylor Stellman, Nirav Rajendra Patel, Samuel Redmond DAmico, Wei Rong, Evan Lawrence Coons, Joseph Patrick Sullivan
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Patent number: 11700677Abstract: Disclosed is a driving circuit for a Light Emitting Diode (LED) lamp, the LED lamp containing the driving circuit and a method for operating the driving circuit.Type: GrantFiled: December 3, 2021Date of Patent: July 11, 2023Assignee: SAVANT TECHNOLOGIES LLCInventors: Pan Yao, Wei Rong, Jie Gao, Bin Li
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Patent number: 11662594Abstract: The disclosed head-mounted display assemblies may include a first eyecup and a second eyecup that are configured for respectively positioning a first lens and a second lens in front of intended locations of a user's eyes when the head-mounted display assembly is donned. The first eyecup and the second eyecup may be movable relative to each other to adjust for an interpupillary distance of the user's eyes. A single near-eye display screen may be configured for displaying an image to the user through the first and second eyecups. An enclosure over the single near-eye display screen may include a first transparent component positioned between the first lens and the single near-eye display screen and a second transparent component positioned between the second lens and the single near-eye display screen. Various other methods, devices, systems, and assemblies are also disclosed.Type: GrantFiled: July 29, 2022Date of Patent: May 30, 2023Assignee: Meta Platforms Technologies, LLCInventors: Jeffrey Taylor Stellman, Nirav Rajendra Patel, Samuel Redmond DAmico, Wei Rong, Evan Lawrence Coons, Joseph Patrick Sullivan
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Publication number: 20230142513Abstract: A method for measuring coordinate position include detecting the distance of a target relative to a portable electronic device to generate a measurement signal corresponding to the distance, sensing a relative position of the target to generate a azimuth angle corresponding to the relative position, detecting the movement of the portable electronic device to generate an inertial signal corresponding to the movement, obtaining positioning information of the portable electronic device, converting the measurement signal into distance data, converting the inertial signal into a tilt angle, calculating coordinate difference information with the tilt angle, the distance data and the azimuth angle, and calculating coordinate position of the target with the positioning information and the coordinate difference information.Type: ApplicationFiled: November 5, 2021Publication date: May 11, 2023Inventors: CHIA-CHANG CHIU, WEI-RONG CHEN
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Publication number: 20220365356Abstract: The disclosed head-mounted display assemblies may include a first eyecup and a second eyecup that are configured for respectively positioning a first lens and a second lens in front of intended locations of a user's eyes when the head-mounted display assembly is donned. The first eyecup and the second eyecup may be movable relative to each other to adjust for an interpupillary distance of the user's eyes. A single near-eye display screen may be configured for displaying an image to the user through the first and second eyecups. An enclosure over the single near-eye display screen may include a first transparent component positioned between the first lens and the single near-eye display screen and a second transparent component positioned between the second lens and the single near-eye display screen. Various other methods, devices, systems, and assemblies are also disclosed.Type: ApplicationFiled: July 29, 2022Publication date: November 17, 2022Inventors: Jeffrey Taylor Stellman, Nirav Rajendra Patel, Samuel Redmond DAmico, Wei Rong, Evan Lawrence Coons, Josephen Patrick Sullivan
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Patent number: 11402642Abstract: The disclosed head-mounted display assemblies may include a first eyecup and a second eyecup that are configured for respectively positioning a first lens and a second lens in front of intended locations of a user's eyes when the head-mounted display assembly is donned. The first eyecup and the second eyecup may be movable relative to each other to adjust for an interpupillary distance of the user's eyes. A single near-eye display screen may be configured for displaying an image to the user through the first and second eyecups. An enclosure over the single near-eye display screen may include a first transparent component positioned between the first lens and the single near-eye display screen and a second transparent component positioned between the second lens and the single near-eye display screen. Various other methods, devices, systems, and assemblies are also disclosed.Type: GrantFiled: October 20, 2020Date of Patent: August 2, 2022Assignee: Facebook Technologies, LLCInventors: Jeffrey Taylor Stellman, Nirav Rajendra Patel, Samuel Redmond D'Amico, Wei Rong, Evan Lawrence Coons, Joseph Patrick Sullivan
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Publication number: 20220183121Abstract: Disclosed is a driving circuit for a Light Emitting Diode (LED) lamp, the LED lamp containing the driving circuit and a method for operating the driving circuit.Type: ApplicationFiled: December 3, 2021Publication date: June 9, 2022Applicant: SAVANT TECHNOLOGIES LLCInventors: Pan YAO, Wei RONG, Jie GAO, Bin LI
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Patent number: 11333888Abstract: A head mounted display (HMD) includes an electronic display, an optical element, and a light sensor. The electronic display is configured to generate a pixel pattern of display light and the optical element is disposed to pass the display light to a user of the HMD. The light sensor is disposed proximate to the optical element to generate light measurements in response to the pixel pattern. The light measurements are representative of a lateral position of the optical element with respect to the electronic display.Type: GrantFiled: August 5, 2019Date of Patent: May 17, 2022Assignee: Facebook Technologies, LLCInventors: Wei Rong, Nirav Rajendra Patel
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Publication number: 20220057076Abstract: The application relates to a sensing device and a lighting device. The sensing device comprises a sensor provided with a glass window to transmit light and is configured to sense light incident upon the sensor; a circuit board, wherein one side of the circuit board is provided with the sensor; a Fresnel lens arranged above the sensor and configured to transmit light to the sensor; and a housing made from a flame-resistant material, wherein the housing comprises an accommodation space configured to accommodate the sensor and the circuit board, and the housing is provided with a center hole to expose the glass window. By adopting the technical solution, the sensor has flame-resistant performance.Type: ApplicationFiled: July 1, 2021Publication date: February 24, 2022Applicant: SAVANT TECHNOLOGIES LLCInventors: Guangting Guo, Kun Xiao, Hai Huang, Pan Yao, Wei Rong
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Publication number: 20220002891Abstract: A method and device of removing and recycling metals from a mixing acid solution, includes adsorbing a mixing acid solution with a pH value of ?1 to 4 and a cobalt ion concentration of 100 to 1,000 mg/L by at least two cation resins in series setting to the cobalt ion concentration in the mixing acid solution is less than 10 mg/L, and then adjusting the pH value of the mixing acid solution after adsorption to meet a discharge standard, wherein the particle size of the at least two cation resins in series setting is 150˜1,200 ?m. After the cation resins are saturated by adsorption, regenerating the cation resins by sulfuric acid to form a cobalt sulfate solution, and then electrolytically treating the cobalt sulfate solution to obtain electrolytic cobalt and sulfuric acid electrolyte. The operation process is simple without complicated equipment, and it can effectively recycle metals from mixing acid solutions.Type: ApplicationFiled: September 10, 2020Publication date: January 6, 2022Inventors: KUO-CHING LIN, YUNG-CHENG CHIANG, SHR-HAN SHIU, WEI-RONG TEY, YU-HSUAN LI
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Patent number: 11169358Abstract: A virtual scene may be projected onto a two-dimensional screen of a head mounted display. The two-dimension screen may be substantially perpendicular to a visual axis of a user wearing the head mounted display. A lens assembly of the projector may be adjusted to focus on a viewing portion of the virtual scene on the screen.Type: GrantFiled: June 29, 2018Date of Patent: November 9, 2021Assignee: Facebook Technologies, LLCInventor: Wei Rong
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Patent number: D967105Type: GrantFiled: February 26, 2020Date of Patent: October 18, 2022Assignee: GETAC TECHNOLOGY CORPORATIONInventors: Wei-Rong Chen, Ching-Wei Liang, Shuan-Yeong Ju