Patents by Inventor Chao-Hsi Wang
Chao-Hsi Wang 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: 11624968Abstract: A control method of an optical element driving mechanism includes: providing a first coil group to a fixed assembly, wherein the first coil group includes a plurality of first coils; providing a magnetic element to be connected to a movable assembly; and controlling at least one first coil of the first coil group by a control circuit at least according to position information of the movable assembly relative to the fixed assembly to act with the magnetic element to generate an electromagnetic driving force, thereby driving the movable assembly to move relative to the fixed assembly in a first direction toward a target position.Type: GrantFiled: February 25, 2020Date of Patent: April 11, 2023Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chao-Hsi Wang, Chih-Wei Weng, Kuen-Wang Tsai, Sin-Jhong Song
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Publication number: 20230082845Abstract: An optical element driving mechanism is provided and includes a first movable part, a fixed assembly and a first driving assembly. The first movable part includes an optical element, and the first movable part is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable part to move relative to the fixed assembly. The fixed assembly includes a first base and a second base arranged along a first axis, and the first movable part moves along the first axis.Type: ApplicationFiled: September 14, 2022Publication date: March 16, 2023Inventors: Chao-Hsi WANG, Xuan-Huan SU, Yu-Chi KUO, Yueh-Lin LEE
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Publication number: 20230083653Abstract: A driving mechanism is provided, including a base, a movable unit, a magnetic element, and a driving assembly. The movable unit is movably disposed on the base. The magnetic element is disposed on the movable unit and has plastic material. The driving assembly is configured to drive the movable unit to move relative to the base, wherein the driving assembly has a coil, and the magnetic element and the movable unit move relative to the base when an electrical current is applied to the coil.Type: ApplicationFiled: September 13, 2022Publication date: March 16, 2023Inventors: Chao-Hsi WANG, Lien-Yu HUANG, Yu-Chi KUO, Xuan-Huan SU
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Patent number: 11598974Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a first blade, a transmission assembly, and a driving assembly. The first blade is movable relative to the fixed portion. The transmission assembly is movable relative to the fixed portion. The driving assembly is used for driving the transmission element to move relative to the fixed portion. The transmission element brings the first blade to move relative to the fixed portion when the transmission element is driven by the driving assembly.Type: GrantFiled: October 9, 2020Date of Patent: March 7, 2023Assignee: TDK TAIWAN CORP.Inventors: Hsiao-Hsin Hu, He-Ling Chang, Chao-Hsi Wang, Chao-Chang Hu
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Publication number: 20230063101Abstract: A driving mechanism is provided, including a base, a movable unit, and a movable part. The movable unit is movably disposed on the base and connected to an optical element. The movable part is movably disposed on the base and forms a passage. When the movable part moves from the first position to the second position relative to the base, the movable unit can slide relative to the base from its initial position through the passage to a closed position.Type: ApplicationFiled: August 25, 2022Publication date: March 2, 2023Inventors: Chao-Hsi WANG, Yu-Chi KUO, Xuan-Huan SU, Yueh-Lin LEE
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Publication number: 20230043065Abstract: An optical element driving mechanism includes a first movable part, a fixed assembly and a first driving assembly. The first movable part includes an optical element, and the first movable part is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable part to move relative to the fixed assembly. The optical element driving mechanism further includes a strengthening assembly configured to strengthen the fixed assembly to bear a force along a first axis.Type: ApplicationFiled: August 3, 2022Publication date: February 9, 2023Inventors: Chao-Hsi WANG, Sin-Jhong SONG
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Publication number: 20230039912Abstract: A driving mechanism for moving a flat optical element is provided. The driving mechanism includes a fixed part, a movable member, and a driving assembly. The movable member is movably disposed on the fixed part and connected to the optical element. The driving assembly is configured to impel the movable member and the optical element to move relative to the fixed part. The driving assembly has a coil disposed on the fixed part.Type: ApplicationFiled: August 8, 2022Publication date: February 9, 2023Inventors: Chao-Hsi WANG, Xuan-Huan SU, Kuen-Wang TSAI, Chao-Chang HU
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Publication number: 20220413248Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a first driving assembly, and a positioning element. The movable portion is movably disposed on the fixed portion and comprising an optical element. The optical element moves in a first direction. The first driving assembly is at least partially disposed on the fixed portion. The positioning element is rotatably disposed on the fixed portion or the movable portion. When the first driving assembly is not activated, the positioning element is used to limit the position of the movable portion relative to the fixed portion to a limit position, and the positioning element comprises a main body and a limiting portion extending from the main body in a second direction that is perpendicular to the first direction. The limiting portion passes through the optical element.Type: ApplicationFiled: September 7, 2022Publication date: December 29, 2022Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, He-Ling CHANG
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Patent number: 11536923Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, and a driving assembly. The fixed portion includes a limiting portion. The movable portion is movably disposed on the fixed portion and includes an optical element and a connecting assembly. The optical element has a main axis. The connecting assembly is connected to the optical element. The driving assembly is at least partially disposed on the fixed portion, wherein the limiting portion is used for limiting the range of motion of the movable portion relative to the fixed portion.Type: GrantFiled: April 9, 2020Date of Patent: December 27, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, Kuen-Wang Tsai
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Publication number: 20220353390Abstract: An optical component driving mechanism is provided. The optical component driving mechanism includes a first movable portion, a fixed portion, and a first driving assembly. The fixed portion includes a first opening. The first movable portion is movable relative to the fixed portion. The first driving assembly is configured to drive the first movable portion to move relative to the fixed portion.Type: ApplicationFiled: May 3, 2022Publication date: November 3, 2022Inventors: Chao-Hsi WANG, Yueh-Lin LEE, Ko-Lun CHAO, Chao-Chang HU
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Patent number: 11487077Abstract: An optical element driving mechanism includes a fixed assembly, a movable assembly, a driving assembly and a circuit assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The driving assembly includes a first coil group which has a plurality of first coils and a magnetic module which has a magnetic element and a first conductive element. The circuit assembly includes a first circuit member electrically connected to the first conductive element and a second circuit member electrically connected to the first coils. When the magnetic module is located in different positions relative to the first coil group, the first conductive element is electrically connected to different first coils in sequence, so that the first coil is electrically connected to the first circuit member and the second circuit member, and other first coils remain open.Type: GrantFiled: February 25, 2020Date of Patent: November 1, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chao-Hsi Wang, Chih-Wei Weng, Kuen-Wang Tsai, Sin-Jhong Song
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Publication number: 20220334294Abstract: A driving mechanism is provided, including a base, a movable unit, and a movable part. The movable unit is movably disposed on the base and connected to an optical element. The movable part is movably disposed on the base and forms a passage. When the movable part moves from a first position to a second position relative to the base, the movable unit slides through the passage from an initial position to a limit position relative to the base.Type: ApplicationFiled: April 18, 2022Publication date: October 20, 2022Inventor: Chao-Hsi WANG
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Publication number: 20220334338Abstract: An optical element driving mechanism 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: ApplicationFiled: June 30, 2022Publication date: October 20, 2022Inventors: 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, Jung-suck RYOO, Mao-Kuo HSU, Guan-Yu SU
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Patent number: 11467364Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, a first driving assembly, and a positioning element. The movable portion is movably disposed on the fixed portion and comprises an optical element, wherein the optical element moves in the first direction. The first driving assembly is at least partially disposed on the fixed portion. The positioning element is rotatably disposed on the fixed portion or the movable portion, wherein when the first driving assembly is not activated, the positioning element is used to limit the position of the movable portion relative to the fixed portion to a limit position.Type: GrantFiled: June 11, 2020Date of Patent: October 11, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, He-Ling Chang
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Publication number: 20220317408Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.Type: ApplicationFiled: June 21, 2022Publication date: October 6, 2022Inventors: Chao-Chang HU, Chih-Wei WENG, Chia-Che WU, Chien-Yu KAO, Hsiao-Hsin HU, He-Ling CHANG, Chao-Hsi WANG, Chen-Hsien FAN, Che-Wei CHANG, Mao-Gen JIAN, Sung-Mao TSAI, Wei-Jhe SHEN, Yung-Ping YANG, Sin-Hong LIN, Tzu-Yu CHANG, Sin-Jhong SONG, Shang-Yu HSU, Meng-Ting LIN, Shih-Wei HUNG, Yu-Huai LIAO, Mao-Kuo HSU, Hsueh-Ju LU, Ching-Chieh HUANG, Chih-Wen CHIANG, Yu-Chiao LO, Ying-Jen WANG, Shu-Shan CHEN, Che-Hsiang CHIU
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Publication number: 20220283477Abstract: A driving mechanism is provided, including a fixed part, a movable assembly, an optical assembly, and a driving assembly. The movable assembly movably connects the fixed part with the optical assembly. The driving assembly is configured to drive the movable assembly and the optical assembly to move relative to the fixed part.Type: ApplicationFiled: March 4, 2022Publication date: September 8, 2022Inventor: Chao-Hsi WANG
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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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Patent number: 11397302Abstract: An optical system affixed to an electronic apparatus is provided, including a first optical module, a second optical module, and a third optical module. The first optical module is configured to adjust the moving direction of a first light from a first moving direction to a second moving direction, wherein the first moving direction is not parallel to the second moving direction. The second optical module is configured to receive the first light moving in the second moving direction. The first light reaches the third optical module via the first optical module and the second optical module in sequence. The third optical module includes a first photoelectric converter configured to transform the first light into a first image signal.Type: GrantFiled: October 9, 2020Date of Patent: July 26, 2022Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chih-Wei Weng, Chia-Che Wu, Chien-Yu Kao, Hsiao-Hsin Hu, He-Ling Chang, Chao-Hsi Wang, Chen-Hsien Fan, Che-Wei Chang, Mao-Gen Jian, Sung-Mao Tsai, Wei-Jhe Shen, Yung-Ping Yang, Sin-Hong Lin, Tzu-Yu Chang, Sin-Jhong Song, Shang-Yu Hsu, Meng-Ting Lin, Shih-Wei Hung, Yu-Huai Liao, Mao-Kuo Hsu, Hsueh-Ju Lu, Ching-Chieh Huang, Chih-Wen Chiang, Yu-Chiao Lo, Ying-Jen Wang, Shu-Shan Chen, Che-Hsiang Chiu
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Publication number: 20220221640Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable part, a fixed assembly, and a driving assembly. The movable part is configured to be connected to an optical element. The movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The movable part includes a connecting assembly configured to position the optical element.Type: ApplicationFiled: January 7, 2022Publication date: July 14, 2022Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Kuen-Wang TSAI, Tzu-Ying CHEN
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Publication number: 20220221625Abstract: The present disclosure provides an optical element driving mechanism, which includes a movable part, a fixed assembly, and a driving assembly. The movable part is configured to be connected to an optical element. The fixed assembly has an opening for allowing a light beam along an optical axis to pass, and the movable part is movable relative to the fixed assembly. The driving assembly is configured to drive the movable part to move relative to the fixed assembly. The optical element driving mechanism further includes a recovery assembly configured to position the movable part in a first position when the movable part is not driven by the driving assembly.Type: ApplicationFiled: January 7, 2022Publication date: July 14, 2022Inventors: Chih-Wei WENG, Tzu-Ying CHEN, Chao-Hsi WANG, Kuen-Wang TSAI