Patents by Inventor Chen Cheng
Chen Cheng 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: 12387637Abstract: A projection device and a driving method of the projection device are provided. The projection device includes a signal processing circuit, a driving circuit, a light-emitting module, and a discharge circuit. The signal processing circuit is configured to provide a modulation signal and a first signal. The driving circuit is coupled to the signal processing circuit and a driving node. The driving circuit is configured to generate a driving signal to the driving node according to the modulation signal. The light-emitting module is coupled to the driving circuit through the driving node. The light-emitting module is configured to receive the driving signal from the driving node to accordingly emit a laser beam. The discharge circuit is coupled to the signal processing circuit and the driving node. The discharge circuit is configured to provide a reference voltage to the driving node according to the first signal.Type: GrantFiled: June 3, 2024Date of Patent: August 12, 2025Assignee: Coretronic CorporationInventors: You-Xuan Kuo, Chen-Cheng Chou, Jeng-An Liao
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Publication number: 20250249655Abstract: A recyclable laminate includes a first layer that includes a first inner surface having a bonded region, and a second layer that includes a second inner surface. The second inner surface includes yarns which are distributed thereon and which form micropores. The bonded region extends into a portion of the micropores to wrap corresponding ones of the yarns, so that the first inner surface is partially fusion bonded to the second inner surface at the bonded region and and partially unbonded to the second inner surface at a region other than the bonded region. The first thin layer and the second thin layer are made of a recyclable material, and are structurally different from each other. A recyclable garment made from the recyclable laminate is also provided.Type: ApplicationFiled: March 18, 2025Publication date: August 7, 2025Inventors: Chen-Cheng HUANG, Pao-Hao HUANG, Pao-Han HUANG
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Patent number: 12366794Abstract: An optical engine device with a heat dissipation function suitable for providing projection light of a projector includes a heat conductive casing, a phosphor wheel structure and a heat dissipation module. The phosphor wheel structure is disposed in the heat conductive casing. The heat dissipation module includes a channel member and a flow generation device. The channel member is disposed corresponding to the phosphor wheel structure in the heat conductive casing and has a guide channel and a nozzle extending from an outlet of the guide channel and facing a back side of the phosphor wheel structure. The flow generation device is connected to an inlet of the guide channel to generate an airflow flowing into the guide channel and passing through the nozzle for forming an impact flow toward the back side of the phosphor wheel structure.Type: GrantFiled: April 19, 2022Date of Patent: July 22, 2025Assignee: BenQ CorporationInventors: Chun-Han Lin, Chen-Cheng Huang
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Patent number: 12361853Abstract: An image display method for handling a dynamic image signal including a plurality of continuous video frames, wherein the method includes steps as follows: Firstly, a first display parameter is output to display an Nth video frame of the plurality of continuous video frames according to a first attribute data of the Nth video frame. Then, at least one of (N+K)th video frame is detected, and when the at least one of the (N+K)th video frame has second attribute data, the first display parameter is output to display the at least one of the (N+K)th video frames. Subsequently, an (N+K+1)th video frame is detected, and when the (N+K+1)th video frame has the second attribute data, a second display parameter is output to display the (N+K+1)th video frame according to the second attribute data. Wherein, K is a positive integer greater than 1.Type: GrantFiled: March 21, 2024Date of Patent: July 15, 2025Assignee: BenQ CorporationInventors: Hung-Chi Tsai, Chen-Cheng Huang
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Publication number: 20250221801Abstract: A stripe intensity adjustment method is applied to a medical scanning apparatus which projects detection stripes onto a target object. The stripe intensity adjustment method includes acquiring a stripe pattern reflected by the target object, utilizing a plurality of intensity setting rules to adjust the medical scanning apparatus for acquiring a plurality of gathering intensity values of the stripe pattern, generating an intensity index lookup table in accordance with a trend of the plurality of gathering intensity values, acquiring an intensity setting parameter from the intensity index lookup table via a first indication intensity value of the stripe pattern, utilizing the intensity setting parameter to adjust the medical scanning apparatus for acquiring a second indication intensity value of the stripe pattern, and transforming the stripe pattern into a 3D outline of the target object when the second indication intensity value conforms to a predefined intensity range.Type: ApplicationFiled: January 5, 2025Publication date: July 10, 2025Applicant: QISDA CORPORATIONInventors: Yan-Hong Chen, Chen-Cheng Chiang, Ching-Huey Wang
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Patent number: 12347700Abstract: A method includes introducing a chemical liquid into the inner tank; reacting the wafer with the chemical liquid to generate byproducts; overfilling the inner tank with the chemical liquid and the byproducts from the inner tank to an outer tank, wherein the outer tank has an upper inclined bottom plate, a lower flat bottom plate, and a vertical intermediary bottom plate connecting the upper inclined bottom plate to the lower flat bottom plate, the inner tank penetrates through the upper inclined bottom plate of the outer tank; introducing the chemical liquid with the byproducts from above the lower flat bottom plate of the outer tank to a filter; filtering out the byproducts out of the chemical liquid by using the filter; introducing the filtered chemical liquid to the inner tank.Type: GrantFiled: July 22, 2022Date of Patent: July 1, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventor: Hsin-Chen Cheng
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Patent number: 12334624Abstract: An electronic device includes a shell and an antenna assembly. The casing has an accommodating space. The antenna assembly is located in the accommodating space, and includes a substrate, a first antenna component, a second antenna component and a third antenna component. The first antenna component, the second antenna component and the third antenna component are disposed on the substrate. The first antenna component includes a first radiation portion and a first ground portion, which are disposed on two opposite sides of the substrate. The second antenna component includes a second radiation portion and a second ground portion, which are disposed on two opposite sides of the substrate. The third antenna component includes a third radiation portion and a third ground portion, which are disposed on two opposite sides of the substrate.Type: GrantFiled: August 22, 2023Date of Patent: June 17, 2025Assignees: INVENTEC (PUDONG) TECHNOLOGY CORPORATION, INVENTEC TECHNOLOGY CORPORATIONInventors: Hsin-Hung Lin, Yu Shu Tai, Ssu-Yu Liu, Wei-Chen Cheng
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Publication number: 20250187318Abstract: A fabric aluminum composite film structure sequentially includes: a flame-retardant fabric layer, which includes a polyester fabric or a polyamide fabric; a flame-retardant coating layer, which includes polyurethane resin and flame retardants; an adhesive layer, which includes a solvent-free adhesive; an aluminum layer; and a transparent polyester layer. In addition, the fabric aluminum composite film structure has sufficient flammability, which is a flame-retardant fabric with weight reduction and good adhesion suitable for reflecting radar waves from a life raft.Type: ApplicationFiled: December 8, 2023Publication date: June 12, 2025Inventors: YU-CHEN CHENG, WEN-LING LU, WAN-CHIH CHUNG, TZU-MING WU
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Publication number: 20250181091Abstract: A voltage regulation system includes a voltage regulator and an undershoot/overshoot regulation circuit. The voltage regulator includes a gate node having a gate voltage and an output node having an output voltage. The undershoot/overshoot regulation circuit includes an inverse amplifier and a capacitor. The inverse amplifier has an output node for outputting a feedback voltage in response to the change of the output voltage. The capacitor has a first node coupled to the gate node and a second node coupled to the output node of the inverse amplifier.Type: ApplicationFiled: December 1, 2023Publication date: June 5, 2025Applicant: Himax Imaging LimitedInventors: Ghia-Ming Hong, Ya-Sen Chang, Puo-Tsang Huang, Zheng-Zhi Huang, Chen-Cheng-Hung Hung
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Publication number: 20250171085Abstract: A front compartment structure applicable to a body-on-frame construction of a vehicle is provided, which includes: an A-pillar, a wheel housing upper side beam, a radiator lower cross beam, and a trunk beam. A first end of the wheel housing upper side beam is connected with the A-pillar. A first end of the trunk beam connected with a second end of the wheel housing upper side beam, and a second end of the trunk beam is connected with the radiator lower cross beam.Type: ApplicationFiled: January 28, 2025Publication date: May 29, 2025Inventors: Bengang YI, Hongsheng TIAN, Nan LAI, Lizhong MAO, Chen CHENG
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Publication number: 20250164905Abstract: A developing cartridge includes a casing, configured to accommodate developer therein, the casing having a first side and a second side arranged oppositely in a first direction, and a third side and a fourth side arranged oppositely in a second direction, the first direction and the second direction intersecting; a developing roller rotatable about a first axis extending in the first direction and positioned at the third side; a coupling rotatable about a second axis extending in the first direction and positioned at the first side; a storage medium including an electrical contact surface, the electrical contact surface being positioned at the first side; a separation member protruding in the first direction, the separation member receiving a separation force to cause the casing to move, and the separation member being positioned at the first side; and a first abutting member being positioned at the second side.Type: ApplicationFiled: January 17, 2025Publication date: May 22, 2025Inventors: Hao YANG, Qin LUO, Hailong MA, Xianwen WANG, Wenjie ZHAO, Xin LV, Tiansheng PENG, Hao DENG, Xiaoming LIANG, Wenjun YU, Junyu TAO, Xiaolong YANG, Chen CHENG, Yongdi CHEN
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Patent number: 12294156Abstract: An antenna device includes a substrate and four antenna units. The four antenna units are disposed on the substrate. Each of the four antenna units includes an L-shaped radiation portion, a hook-shaped coupling portion and a ground portion. The hook-shaped coupling portion is adjacent to the L-shaped radiation portion. The ground portion is disposed around the L-shaped radiation portion and the hook-shaped coupling portion. One end of the hook-shaped coupling portion is connected to the ground portion.Type: GrantFiled: June 5, 2023Date of Patent: May 6, 2025Assignees: INVENTEC (PUDONG) TECHNOLOGY CORPORATION, INVENTEC CORPORATIONInventors: Hsin-Hung Lin, Yu Shu Tai, Wei-Chen Cheng
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Patent number: 12287602Abstract: A developing cartridge includes: a cartridge body for accommodating developers; a driving part at a first end in a first direction; a developing roller rotatable about a rotation axis extending along the first direction and positioned at a third end in a second direction; a storage medium for storing information; an electrical contact surface electrically connected to the storage medium and fixed relative to the cartridge body, and a lifting element configured to lift up the cartridge body in the third direction. The electrical contact surface is positioned at the first end in the first direction and is farther away from the developing roller relative to the driving part. The lifting element is farther away from the developing roller in the second direction away from the driving part.Type: GrantFiled: August 2, 2024Date of Patent: April 29, 2025Assignee: Zhuhai Ninestar Information Technology Co., LtdInventors: Hao Yang, Chen Cheng, Xin Lv, Hailong Ma, Wenjie Zhao, Leizhi Kuang, Jiming Zhou, Xinyu Wu, Changbiao Wang, Qingrui Zhu, Haoli Huang, Junyu Tao, Tiansheng Peng, Yuanyuan Sun, Caixia Chen
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Publication number: 20250132233Abstract: Disclosed are a heat-electricity discrete power module with two-way heat-dissipation ceramic substrates and a manufacturing method of the same, including: two double-sided metal-clad ceramic substrates, a power transistor die, and an insulation sealant; each double-sided metal-clad ceramic substrate including a ceramic insulation layer, a three-dimensional conductive layer formed on the first ceramic insulation layer and facing the opposite three-dimensional conductive layer to constitute an electrical circuit, and a thermally-conductive metallic layer opposite and insulated from the three-dimensional conductive layer, respectively; electrodes of each power transistor die are electrically conductively connected to the three-dimensional conductive layer, and their upper and lower surfaces are thermally conductively connected to respective three-dimensional conductive layers; circuit components are additionally mounted on the three-dimensional conductive layers; at least one conductive post is formed between thType: ApplicationFiled: October 18, 2023Publication date: April 24, 2025Inventors: HO-CHIEH YU, CHEN-CHENG-LUNG LIAO, CHUN-YU LIN, JASON AN CHENG HUANG, Liang-Yo CHEN
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Patent number: 12282635Abstract: A touch display device includes a substrate, a display element layer, a composite substrate, a touch electrode and an adhesive layer. The display element layer is disposed on the substrate. The composite substrate includes a support layer and a moisture barrier layer. The moisture barrier layer is in direct contact with and covers a surface of the support layer. The display element layer is located between the substrate and the composite substrate. A moisture transmission rate of the moisture barrier layer is less than 1×10?2 g/m2/day. The touch electrode is disposed on the composite substrate. The adhesive layer is disposed between the display element layer and the composite substrate.Type: GrantFiled: November 29, 2023Date of Patent: April 22, 2025Assignee: E Ink Holdings Inc.Inventors: Chen Cheng Lin, Hung Wei Tseng, Yi Chun Kuo, Fang Chia Hu
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Patent number: 12283791Abstract: A semiconductor laser chip and a preparation method therefor, the method comprising: providing an epitaxial wafer (100), the epitaxial wafer (100) comprising a plurality of resonant cavities (110) arranged in parallel; providing a heat sink substrate (200); attaching the epitaxial wafer (100) to the heat sink substrate (200) so as to form a first chip semi-finished product (10); performing first division on the first chip semi-finished product (10) in the direction perpendicular to the resonant cavities (110) so as to divide the first chip semi-finished product (10) into a plurality of second chip semi-finished products (20); and performing second division on the second chip semi-finished products (20) in the direction parallel to the resonant cavities (110) so as to divide the second chip semi-finished products (20) into a plurality of semiconductor laser chips (30) such that the semiconductor laser chips (30) comprise at least one laser bar.Type: GrantFiled: October 16, 2019Date of Patent: April 22, 2025Assignee: YLX INCORPORATEDInventors: Chao-Chen Cheng, Anh Chuong Tran
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Patent number: 12282630Abstract: The invention provides a touch display device and an operation method for the touch display device. The touch display device includes an integrated control circuit and a touch driver. The integrated control circuit is coupled to the touch driver. The integrated control circuit outputs a first synchronization signal to the touch driver. The touch driver outputs a touch mode signal to the integrated control circuit, so that the integrated control circuit generates a synchronization enabling signal to the touch driver according to the touch mode signal.Type: GrantFiled: December 21, 2023Date of Patent: April 22, 2025Assignee: E Ink Holdings Inc.Inventors: Hung Wei Tseng, Yi Chun Kuo, Chen Cheng Lin
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Publication number: 20250122655Abstract: A flexible film article includes a first layer body that is a sheet body made of a thermoplastic material. The first layer body has a first surface side formed with a plurality of smooth regions, and a second surface side opposite to the first surface side and having a fibrous structure.Type: ApplicationFiled: October 14, 2024Publication date: April 17, 2025Inventors: Chen-Cheng HUANG, Pao-Hao HUANG, Pao-Han HUANG
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Publication number: 20250119827Abstract: The present disclosure provides a network energy saving method and apparatus, a device and a storage medium, which are applied to a network device. First, energy consumption indication information is acquired, which is used for indicating a target energy consumption state of the network device, and then data is transceived based on the target energy consumption state. In the embodiment of the present disclosure, an energy saving approach is configured for the network device, and then the target energy consumption state of the network device is indicated by indication information, so that the network device can determine the corresponding energy saving approach according to the target energy consumption state, thereby reducing the energy consumption of the network device.Type: ApplicationFiled: January 17, 2023Publication date: April 10, 2025Inventors: Meiying YANG, Jiaqing WANG, Chen LUO, Fang-chen CHENG, Yaomin LI, Yuwan SU, Yinghao ZHANG
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Patent number: D1072806Type: GrantFiled: January 24, 2021Date of Patent: April 29, 2025Assignee: COMPAL ELECTRONICS, INC.Inventors: Po-Yang Chien, Hao-Jen Fang, Wei-Yi Chang, Chun-Chieh Chen, Chen-Cheng Wang, Chih-Wen Chiang, Sheng-Hung Lee