Patents by Inventor Hsiu-An Tsai
Hsiu-An Tsai 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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Publication number: 20220303659Abstract: An earphone is provided, the earphone includes a main body and an add-on unit, and the add-on unit is removably disposed on the main body using magnetic attraction force.Type: ApplicationFiled: October 29, 2021Publication date: September 22, 2022Applicant: DEXIN CORP.Inventors: Ho Lung LU, Ya-Hsiu TSAI
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Publication number: 20220285963Abstract: A charging and discharging circuit is provided, which includes a charging and discharging control circuit, a first connection port, a first switch circuit, a second switch circuit, a second connection port, a third switch circuit, a fourth switch circuit, and an identification logic circuit. The identification logic circuit determines a mode of the first connection port according to a first channel configuration signal of the first connection port, the charging and discharging control circuit switches the first switch circuit and the second switch circuit according to the mode of the first connection port, and the charging and discharging control circuit determines a mode of the second connection port according to a second channel configuration signal of the second connection port, so as to switch the third switch circuit and the fourth switch circuit.Type: ApplicationFiled: February 21, 2022Publication date: September 8, 2022Inventor: HAO-HSIU TSAI
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Patent number: 11422334Abstract: A driving mechanism is provided, including a fixed part, a movable part for holding an optical element, and a driving assembly. The movable part is movable relative to the fixed part and has a first resonance frequency with respect to the fixed part. The driving assembly is configured to drive the movable part to rotate back and forth within a range relative to the fixed part.Type: GrantFiled: January 9, 2020Date of Patent: August 23, 2022Assignee: TDK TAIWAN CORP.Inventors: Kai-Jing Fu, Chao-Chang Hu, Min-Hsiu Tsai, Mao-Kuo Hsu, Juei-Hung Tsai
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Patent number: 11415806Abstract: A head mounted display apparatus includes a display, a focus adjuster and a controller. The display generates a display image. The focus adjuster is disposed between a target zone and the display, and is configured to adjust a position of a focus plan of the display image according to a control signal. The controller generates the control signal according to vision depth information.Type: GrantFiled: February 5, 2021Date of Patent: August 16, 2022Assignee: HTC CorporationInventors: Cheng-Hsiu Tsai, Wei-Jen Chang, Fu-Cheng Fan
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Publication number: 20220252883Abstract: A head mounted display apparatus includes a display, a focus adjuster and a controller. The display generates a display image. The focus adjuster is disposed between a target zone and the display, and is configured to adjust a position of a focus plan of the display image according to a control signal. The controller generates the control signal according to vision depth information.Type: ApplicationFiled: February 5, 2021Publication date: August 11, 2022Applicant: HTC CorporationInventors: Cheng-Hsiu Tsai, Wei-Jen Chang, Fu-Cheng Fan
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Patent number: 11409069Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. The movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.Type: GrantFiled: November 13, 2020Date of Patent: August 9, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Kuen-Wang Tsai, Liang-Ting Ho, Chao-Hsi Wang, Chih-Wei Weng, He-Ling Chang, Che-Wei Chang, Sheng-Zong Chen, Ko-Lun Chao, Min-Hsiu Tsai, Shu-Shan Chen, Jungsuck Ryoo, Mao-Kuo Hsu, Guan-Yu Su
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Publication number: 20220229302Abstract: A head mounted display device includes a display, a light waveguide element, and a light shutter. The display periodically provides a display image. The light waveguide element receives the display image, generates a projection image according to the display image, projects the projection image from a second surface, and projects the projection image to a target zone from a first surface. The light shutter is adjacent to the second surface of the light waveguide element and is coupled to the light waveguide element. The light shutter is periodically disabled and enabled in an alternating manner.Type: ApplicationFiled: April 7, 2022Publication date: July 21, 2022Applicant: HTC CorporationInventors: Cheng-Hsiu Tsai, Wei-Jen Chang, Fu-Cheng Fan
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Publication number: 20220206212Abstract: The present disclosure is relates to a TPU optical fiber and a manufacturing method thereof. The TPU optical fiber includes a TPU core layer and a TPU skin layer. The TPU core layer has a first refractive index. The first refractive index is between 1.5˜1.7. The TPU skin layer covers the TPU core layer. The TPU skin layer has a second refractive index. The second refractive index is between 1.4˜1.48. Therefore, the TPU optical fiber of the present disclosure may increase light guide distance, and has good softness, good flexibility, good extensibility, and a wide range for fiber fineness. In addition, the TPU optical fiber of the present disclosure may be easy to proceed for further process.Type: ApplicationFiled: December 28, 2021Publication date: June 30, 2022Inventors: CHIH-YI LIN, KUO-KUANG CHENG, KAO-LUNG YANG, MENG HSIU TSAI
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Publication number: 20220196496Abstract: A method for measuring a residual stress of a curved-surface bulk material includes steps of: locating a point at which a to-be-detected curved surface of a curved-surface bulk material has a highest curvature as a to-be-detected point; applying an instrument integrating an X-ray light resource and a detector, measuring the to-be-detected point by using an X-ray diffraction theory, and analyzing and calculating, in combination with a cos ? method, a strain value measured by using the instrument; and calculating, in combination with material property measurement data of the curved-surface bulk material, a curved-surface residual stress by introducing a curved-surface bulk material residual stress calculation model.Type: ApplicationFiled: December 18, 2020Publication date: June 23, 2022Inventors: ZONG-RONG LIU, HSIU-AN TSAI
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Patent number: 11360311Abstract: A head mounted display device includes a display, a light waveguide element, and a light shutter. The display periodically provides a display image. The light waveguide element receives the display image, generates a projection image according to the display image, projects the projection image from a second surface, and projects the projection image to a target zone from a first surface. The light shutter is adjacent to the second surface of the light waveguide element and is coupled to the light waveguide element. The light shutter is periodically disabled and enabled in an alternating manner.Type: GrantFiled: November 19, 2020Date of Patent: June 14, 2022Assignee: HTC CorporationInventors: Cheng-Hsiu Tsai, Wei-Jen Chang, Fu-Cheng Fan
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Patent number: 11353791Abstract: A photosensitive dry film and uses of the same are provided. The photosensitive dry film comprises a support layer and a photosensitive resin layer disposed on the support layer, wherein the support layer has a first surface and a second surface opposite the first surface, and the first surface is in contact with the photosensitive resin layer and has a non-smooth structure.Type: GrantFiled: January 26, 2018Date of Patent: June 7, 2022Assignee: ETERNAL MATERIALS CO., LTD.Inventors: Tsung-Hsiu Tsai, Ming-Jhe Li, Chang-Hong Ho
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Patent number: 11334367Abstract: A boot option system includes a pre-boot execution environment system coupled to a server device through a network. The server device creates a device placeholder boot option including a device path terminating at a storage controller in the server device. During a first boot and based on first boot instructions received from the pre-boot execution environment system, the server device moves the device placeholder boot option to a desired location within a boot sequence for the server device. During a second boot and based on second boot instructions received from the pre-boot execution environment system, the server device provides an operating system on the server device. The server device then replaces, at the desired location within the boot sequence, the device placeholder boot option with an operating system boot option that was provided on the server device in response to the provisioning of the operating system on the server device.Type: GrantFiled: February 10, 2021Date of Patent: May 17, 2022Assignee: Dell Products L.P.Inventors: Wei Liu, Mark W. Shutt, Tzu-Hsiu Tsai, Mukund P. Khatri, Richard Louis Holmberg, Jr.
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Patent number: 11314031Abstract: An optical element driving mechanism has an optical axis and includes a fixed portion, a movable portion, and a driving assembly. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion, wherein the driving assembly moves along a first direction to move the movable portion along a second direction, the first direction is different from the second direction.Type: GrantFiled: June 12, 2020Date of Patent: April 26, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Shu-Shan Chen, Jungsuck Ryoo, Min-Hsiu Tsai, Chieh-An Chang, Pai-Jui Cheng
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Patent number: 11256838Abstract: An establishing method for the timing model includes: identifying at least one first victim path which is a boundary path in a circuit block; determining whether to remove a first aggressor path corresponding to the first victim path according to a transmission delay on the first victim path; finding a plurality of high-fanout circuit devices with a fanout number greater than a preset value in the circuit block; determining whether to remove each of the high-fanout circuit devices according to a connection position of each of the high-fanout circuit devices; identifying a plurality of second victim paths corresponding to each of the high-fanout circuit devices, and determining whether to keep or remove a second aggressor path corresponding to each of the second victim paths according to a transmission delay of each of the second victim paths.Type: GrantFiled: May 3, 2020Date of Patent: February 22, 2022Inventors: Hsin-Hsiung Liao, Min-Hsiu Tsai
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Patent number: 11182524Abstract: A fixing device and a fixing method for a clock tree are provided. The fixing method for the clock tree includes: performing a clock signal path tracking operation on a netlist of a circuit according to timing constraint information to obtain a clock tree circuitry structure; identifying a convergency status of the clock tree circuitry structure to find out at least one clock convergence point, and setting one of a plurality of clock signals on the clock convergence point as a selected clock signal; performing a fix point identification operation on the clock tree circuitry structure based on the selected clock signal to obtain a plurality of candidate fix points; and calculating a plurality weighting values of the candidate fix points, obtaining a plurality of selected fixed points according to the weighting values.Type: GrantFiled: January 8, 2021Date of Patent: November 23, 2021Assignees: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chen-Yuan Kao, Hsin-Lung Li, Min-Hsiu Tsai
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Publication number: 20210341962Abstract: An apparatus for adjusting skew of circuit signal and an adjusting method thereof are provided. The adjusting method includes: providing a controller for executing: based on each of a plurality of clock signals, dividing a circuit to generate a plurality of circuit partitions according to a netlist of the circuit; grouping the circuit partitions to respectively generate a plurality of circuit groups; identifying adjacent states of layout areas of the circuit groups; and, adjusting a skew value of each of the circuit groups according to the adjacent states.Type: ApplicationFiled: July 7, 2020Publication date: November 4, 2021Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Tse-Wei Wu, Chen-Yuan Kao, Min-Hsiu Tsai
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Publication number: 20210303767Abstract: An establishing method for the timing model includes: identifying at least one first victim path which is a boundary path in a circuit block; determining whether to remove a first aggressor path corresponding to the first victim path according to a transmission delay on the first victim path; finding a plurality of high-fanout circuit devices with a fanout number greater than a preset value in the circuit block; determining whether to remove each of the high-fanout circuit devices according to a connection position of each of the high-fanout circuit devices; identifying a plurality of second victim paths corresponding to each of the high-fanout circuit devices, and determining whether to keep or remove a second aggressor path corresponding to each of the second victim paths according to a transmission delay of each of the second victim paths.Type: ApplicationFiled: May 3, 2020Publication date: September 30, 2021Applicants: Global Unichip Corporation, Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Hsin-Hsiung Liao, Min-Hsiu Tsai
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Publication number: 20210208401Abstract: A head mounted display device includes a display, a light waveguide element, and a light shutter. The display periodically provides a display image. The light waveguide element receives the display image, generates a projection image according to the display image, projects the projection image from a second surface, and projects the projection image to a target zone from a first surface. The light shutter is adjacent to the second surface of the light waveguide element and is coupled to the light waveguide element. The light shutter is periodically disabled and enabled in an alternating manner.Type: ApplicationFiled: November 19, 2020Publication date: July 8, 2021Applicant: HTC CorporationInventors: Cheng-Hsiu Tsai, Wei-Jen Chang, Fu-Cheng Fan
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Patent number: 11041767Abstract: A sensing device of pressure and temperature in a mold comprises: a housing communicating with a mold cavity, and including a channel and an accommodating space; a base on a bottom surface of the housing, and including a mesa on a top; a strut in the accommodating space, and a front end thereof extended into the channel and exposed to the mold cavity; a strain structure between the mesa and a back end of the strut, and located on the mesa; a strain gage on the strain structure to measure a deformation amount of the strain structure the mold cavity and transforming the deformation amount into deformation amount information; a temperature-sensing element in the strut to measure a temperature of the strut, and transforming the temperature into strut temperature information; and a processing unit to obtain the deformation amount information and the strut temperature information.Type: GrantFiled: October 16, 2019Date of Patent: June 22, 2021Assignee: METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTREInventors: Shuo-Ching Chen, Hsiu-An Tsai
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Publication number: 20210173171Abstract: An optical element driving mechanism has an optical axis and includes a fixed portion, a movable portion, and a driving assembly. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The driving assembly moves in a first direction to move the movable portion in a second direction, wherein the first direction is different from the second direction.Type: ApplicationFiled: December 4, 2020Publication date: June 10, 2021Inventors: Jungsuck RYOO, Chieh-An CHANG, Min-Hsiu TSAI, Chao-Chang HU, Shu-Shan CHEN, Pai-Jui CHENG, Chao-Hsi WANG