Patents by Inventor Chun Liu
Chun Liu 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: 11776998Abstract: A device comprises a plurality of nanosheets, source/drain stressors, and a gate structure wrapping around the nanosheets. The nanosheets extend in a first direction above a semiconductor substrate and are arranged in a second direction substantially perpendicular to the first direction. The source/drain stressors are on either side of the nanosheets. Each of the source/drain stressors comprises a first epitaxial layer and a second epitaxial layer over the first epitaxial layer. The first and second epitaxial layers are made of a Group IV element and a Group V element. An atomic ratio of the Group V element to the Group IV element in the second epitaxial layer is greater than an atomic ratio of the Group V element to the Group IV element in the first epitaxial layer.Type: GrantFiled: January 24, 2022Date of Patent: October 3, 2023Assignees: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD., NATIONAL TAIWAN UNIVERSITYInventors: Chung-En Tsai, Chia-Che Chung, Chee-Wee Liu, Fang-Liang Lu, Yu-Shiang Huang, Hung-Yu Yeh, Chien-Te Tu, Yi-Chun Liu
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Patent number: 11775030Abstract: A portable electronic device includes a first body, a second body, a hinge mechanism, a spring, and a cable extending from the first body to the second body. The second body is connected to the first body through the hinge mechanism. The first body has a first pillar, a second pillar, and a third pillar. The second pillar is located between the first pillar and the third pillar. The spring is disposed in the first body as corresponding to the second pillar. The cable includes a first winding segment extending through a gap between the first pillar and the second pillar, a second winding segment extending through a gap between the second pillar and the spring, and a third winding segment extending through a gap between the second pillar and the third pillar. Two ends of the spring are respectively connected to the first body and the second winding segment.Type: GrantFiled: September 7, 2022Date of Patent: October 3, 2023Assignee: Acer IncorporatedInventors: Pao-Min Huang, Tzu-Wei Lin, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
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Publication number: 20230297142Abstract: A portable electronic device including a main display having a locking recess at a side edge and at least one external display detachable relative to the side edge of the main display is provided. The external display includes a body, and at least one latch pivoted to the body. The latch is pivoted to the body to be swiveled out of or into the body. An opening of the locking recess faces obliquely upward and faces away from a direction of gravity when the main display is standing, the at least one latch swiveled out of the body faces obliquely downward and faces forward the direction of gravity to be inserted into the locking recess, and the at least one external display is hung on at the side edge of the main display by a weight of the at least one external display.Type: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Applicant: Acer IncorporatedInventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
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Patent number: 11756151Abstract: Embodiments of the present disclosure provide an end-cloud collaborative media data processing method and apparatus, a device and a storage medium, where the method includes: calling a target processing flow in response to a first operation triggering a target functionality, where the target processing flow includes a local algorithm node and a remote algorithm node, and the target functionality is used for adding a special effect to media data to be processed; executing, based on the target processing flow, a corresponding local algorithm node and remote algorithm node to obtain first processing data output by the local algorithm node and second processing data output by the remote algorithm node; and generating third processing data through the first processing data and/or the second processing data.Type: GrantFiled: July 21, 2022Date of Patent: September 12, 2023Assignee: Lemon, Inc.Inventors: Chun Liu, Qingyu Chen
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Patent number: 11754854Abstract: A head mounted display including a first display, a second display, a third display, and an optical element is provided. The first display projects a first image to a first target area. The second display projects a second image to a second target area. The third display projects a third image. The optical element is disposed among the first target area, the second target area, the first display, the second display, and the third display. The optical element transmits the first image to the first target area and the second image to the second target area, and reflects the third image toward the first target area and the second target area.Type: GrantFiled: June 18, 2021Date of Patent: September 12, 2023Assignee: HTC CorporationInventors: Meng-Che Tsai, Kuei-Chun Liu
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Publication number: 20230284530Abstract: A thermoelectric cooling module including multiple P-type thermoelectric units, multiple N-type thermoelectric units, multiple electrical connecting members, and a filler is provided. Each of the electrical connecting members is electrically connected between the P-type thermoelectric unit and the N-type thermoelectric unit that are adjacent. The filler is disposed between the P-type thermoelectric unit and the N-type thermoelectric unit that are adjacent, and is also disposed at a surrounding of the P-type thermoelectric units and the N-type thermoelectric units.Type: ApplicationFiled: September 21, 2022Publication date: September 7, 2023Applicant: Acer IncorporatedInventors: Yu-Shih Wang, Yi-Ta Huang, Hung-Jen Su, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
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Patent number: 11749763Abstract: Some embodiments relate to an integrated circuit (IC) disposed on a silicon substrate, which includes a well region having a first conductivity type. An epitaxial pillar of SiGe or Ge extends upward from the well region. The epitaxial pillar includes a lower epitaxial region having the first conductivity type and an upper epitaxial region having a second conductivity type, which is opposite the first conductivity type. A dielectric layer is arranged over an upper surface of the substrate and is disposed around the lower epitaxial region to extend over outer edges of the well region. The dielectric layer has inner sidewalls that contact outer sidewalls of the epitaxial pillar. A dielectric sidewall structure has a bottom surface that rests on an upper surface of the dielectric layer and has inner sidewalls that extend continuously from the upper surface of the dielectric layer to a top surface of the epitaxial pillar.Type: GrantFiled: January 14, 2021Date of Patent: September 5, 2023Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Ming Chen, Lee-Chuan Tseng, Ming Chyi Liu, Po-Chun Liu
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Patent number: 11747866Abstract: A hinge mechanism includes at least two hinge modules and at least one switching assembly disposed between the adjacent two hinge modules and including a first and second rotating members rotating coaxially with respect to each other. The first rotating member is coaxially disposed at one of the adjacent hinge modules to rotate synchronously. The second rotating member is coaxially disposed at the other one of the adjacent hinge modules to rotate synchronously. The first rotating member has a first driving portion, and the second rotating member has a second driving portion. The first and second driving portions are located on rotating paths of each other, and an idle stroke is provided between the first and second driving portions along the rotating paths. When the first driving portion and the second driving portion pass through the idle stroke, torque forces generated by the adjacent two hinge modules are disconnected.Type: GrantFiled: July 12, 2021Date of Patent: September 5, 2023Assignee: Acer IncorporatedInventors: Chuan-Hua Wang, Wu-Chen Lee, Cheng-Nan Ling, Dong-Sheng Wu, Chih-Chun Liu, Wen-Chieh Tai, Yi-Ta Huang
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Publication number: 20230275334Abstract: A frequency selective coupler configured as a harmonic rejection filter includes an electromagnetic element configured to electromagnetically couple to a signal path between an output of a power amplifier and an antenna, an impedance network coupled between an isolated port of the coupler and ground, the impedance network configured to provide a harmonic filter response, and an electrically unconnected coupled port connected to the electromagnetic element.Type: ApplicationFiled: February 25, 2022Publication date: August 31, 2023Inventors: Yu-Chun LIU, Xiaomin YANG, Arjun RAVINDRAN
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Publication number: 20230267145Abstract: A computer-implemented method for generating a custom thumbnail is disclosed. The computer-implemented method includes segmenting an audio file into one or more audio segments based, at least in part, on a respective context associated with each of the one or more audio segments. The computer-implemented method further includes selecting an initial thumbnail image based, at least in part, on one or more contexts associated with the one or more audio segments. The computer-implemented method further includes generating a customized thumbnail image based, at least in part, on performing a neural style transfer of the initial thumbnail image and a style reference image.Type: ApplicationFiled: February 23, 2022Publication date: August 24, 2023Inventors: Sheng-Hsiang Lin, Tsai-Hsuan Hsieh, Chiwen Chang, Ching-Chun Liu
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Patent number: 11721752Abstract: A semiconductor device includes a doped substrate and a seed layer in direct contact with the substrate. The seed layer includes a first seed sublayer having a first lattice structure. The first seed layer is doped with carbon. The seed layer further includes a second seed sublayer over the first see layer, wherein the second seed layer has a second lattice structure. The semiconductor device further includes a graded layer in direct contact with the seed layer. The graded layer includes a first graded sublayer including AlGaN having a first Al:Ga ratio; a second graded sublayer including AlGaN having a second Al:Ga ratio different from the first Al:Ga ratio; and a third graded sublayer over including AlGaN having a third Al:Ga ratio different from the second Al:Ga ratio. The semiconductor device includes a channel layer over the graded layer. The semiconductor device includes an active layer over the channel layer.Type: GrantFiled: October 20, 2020Date of Patent: August 8, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chi-Ming Chen, Po-Chun Liu, Chung-Yi Yu, Chia-Shiung Tsai, Ru-Liang Lee
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Patent number: 11716801Abstract: An LED illumination device for rapidly releasing residual capacitance, which includes a bridge rectifier chip, a current-limiting chip, a light-emitting group, a resistor group and a capacitor. The light-emitting group includes a plurality of first and second LED chips. The resistor group includes a plurality of first and second resistor chips. The first working voltage of the first LED chip is different from the second working voltage of the second LED chip. The first resistance value of the first resistor chip is different from the second resistance value of the second resistor chip. Each first LED chip corresponds to one of the first resistor chips, and each second LED chip corresponds to one of the second resistor chips. When the power supply is turned off, the residual capacitance remaining in the capacitor can be released by cooperation of the first resistor chips and the second resistor chips.Type: GrantFiled: March 24, 2022Date of Patent: August 1, 2023Assignee: PARAGON SEMICONDUCTOR LIGHTING TECHNOLOGY CO., LTD.Inventors: Chia-Tin Chung, Pei-Chun Liu
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Publication number: 20230229202Abstract: A portable electronic device including a first body, a second body, and a hinge mechanism is provided. The second body is connected to the first body through the hinge mechanism, and the hinge mechanism has a rotating shaft fixed to the second body. When the second body rotates relative to the first body, the rotating shaft slides along an arc-shaped path to increase or decrease a distance between a lower edge of the second body and a back side of the first body.Type: ApplicationFiled: June 8, 2022Publication date: July 20, 2023Applicant: Acer IncorporatedInventors: Yi-Ta Huang, Yu-Shih Wang, Cheng-Nan Ling, Chih-Chun Liu
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Publication number: 20230232516Abstract: An LED illumination device for rapidly releasing residual capacitance, which includes a bridge rectifier chip, a current-limiting chip, a light-emitting group, a resistor group and a capacitor. The light-emitting group includes a plurality of first and second LED chips. The resistor group includes a plurality of first and second resistor chips. The first working voltage of the first LED chip is different from the second working voltage of the second LED chip. The first resistance value of the first resistor chip is different from the second resistance value of the second resistor chip. Each first LED chip corresponds to one of the first resistor chips, and each second LED chip corresponds to one of the second resistor chips. When the power supply is turned off, the residual capacitance remaining in the capacitor can be released by cooperation of the first resistor chips and the second resistor chips.Type: ApplicationFiled: March 24, 2022Publication date: July 20, 2023Inventors: CHIA-TIN CHUNG, PEI-CHUN LIU
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Patent number: 11703914Abstract: A portable electronic device including a main display and at least one external display detachable relative to one side of the main display is provided. The external display includes a body, a slider slidably disposed in the body, at least one latch pivoted to the body, and at least one elastic member connected between the slider and the body. The latch has a driving column and a tenon portion opposite to each other, and the driving column is movably connected to the slider, such that when the slider slides relative to the body, the latch is driven to pivot relative to the body, and the tenon portion is rotated out of the body or hidden in body. The tenon portion that is rotated out of the body is inserted into the main display, so that the external display is combined to the main display.Type: GrantFiled: March 4, 2022Date of Patent: July 18, 2023Assignee: Acer IncorporatedInventors: Yu-Shih Wang, Yi-Ta Huang, Chih-Chun Liu, Cheng-Nan Ling, Wen-Chieh Tai
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Patent number: 11702265Abstract: A packaging structure is used for carrying at least one carried object. The packaging structure includes a carrying unit and a covering member. The carrying unit includes a supporting plate, at least one first side plate connected to the edge of the supporting plate, and at least one combing member. The supporting plate has two opposite surfaces, and the first side plate is able to bend to one of the surfaces of the supporting plate, so that the carrying unit can be folded or unfolded. The first side plate is stacked on the supporting plate when the carrying unit is in the folded state, and the combing member keeps the first side plate stacked on the supporting plate. The covering member positions the carried object on the carrying unit. A delivering device is provided for clamping and positioning a plurality of the packaging structures in an upright manner.Type: GrantFiled: July 20, 2020Date of Patent: July 18, 2023Assignee: RADIANT OPTO-ELECTRONICS CORPORATIONInventors: Fang-Chun Liu, Hung-Lin Chou, Chao-Hsu Chen, Wei-Ju Chen, Shu-Juan Song, Ren-Zhu Cao, Tian-Yu Zhao, Chih-Ming Chan
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Publication number: 20230221765Abstract: An electronic device, including a host, a main display, an auxiliary display, and a lifting mechanism, is provided. The main display is pivoted to the host. The auxiliary display is disposed on the host. The lifting mechanism is disposed between the auxiliary display and the host. The lifting mechanism is configured to lift the auxiliary display and maintain a lifting height of the auxiliary display.Type: ApplicationFiled: March 9, 2023Publication date: July 13, 2023Applicant: Acer IncorporatedInventors: Chia-Bo Chen, Yi-Hsuan Yang, Chuan-Hua Wang, Chih-Chun Liu, Wu-Chen Lee
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Publication number: 20230214158Abstract: A memory controller managing a memory device receives a memory read command from a host device that is communicably coupled to the memory device. The memory device includes a storage memory comprising a first type of memory cells and a cache memory comprising a second type of memory cells. The memory controller determines, from the memory read command, a physical address of a target memory location in the storage memory indicated by the memory read command. The memory controller executes a read operation on the target memory location corresponding to the physical address. The memory controller determines a read attribute of the target memory location. Conditioned on determining that the read attribute satisfies one or more threshold conditions, the memory controller programs an entry in the cache memory with information corresponding to the target memory location.Type: ApplicationFiled: February 28, 2023Publication date: July 6, 2023Applicant: Macronix International Co., Ltd.Inventors: Ting-Yu Liu, Yi-Chun Liu
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Publication number: 20230213982Abstract: A portable electronic device including a first body, a second body, and a hinge mechanism is provided. The second body is connected to the first body through the hinge mechanism, and the hinge mechanism has a basis axis located at the first body and a rotation axis located at a lower end of the second body. When the second body rotates with respect to the first body, the rotation axis slides along an arc shaped path with respect to the basis axis to increase or decrease a distance between the rotation axis and the basis axis and increase or decrease a distance between the lower end of the second body and a back end of the first body.Type: ApplicationFiled: June 8, 2022Publication date: July 6, 2023Applicants: Acer Incorporated, Sinher Technology Inc.Inventors: Yi-Ta Huang, Cheng-Nan Ling, Chih-Chun Liu, Yung-Chang Chiang
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Publication number: 20230212046Abstract: A microbial carrier and a device for treating wastewater are provided. The microbial carrier includes a bacteriophilic material and a plurality of foam cells, wherein the foam cells are disposed in the bacteriophilic material. The bactericidal material is a reaction product of a composite, wherein the composition includes a hydrophobic polyvinyl alcohol and a cross-linking agent, wherein the surface energy of the hydrophobic polyvinyl alcohol is 30 mJ/m2 to 58 mJ/m2.Type: ApplicationFiled: December 30, 2021Publication date: July 6, 2023Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ting-Ting CHANG, Kuan-Foo CHANG, Cheng-Chin CHANG, Yi-Chun LIU, Mei-Chih PENG