Patents by Inventor Kuen-Wang TSAI
Kuen-Wang 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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Patent number: 12235512Abstract: An optical module is provided. The optical module includes a holder for connecting to an optical element and a heat control assembly used for controlling the temperature of the optical element. The heat control assembly corresponds to the optical element or the holder.Type: GrantFiled: January 28, 2022Date of Patent: February 25, 2025Assignee: TDK TAIWAN CORP.Inventors: Chih-Wei Weng, Chao-Chang Hu, Kuen-Wang Tsai, Tzu-Ying Chen
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Patent number: 12222576Abstract: 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: GrantFiled: November 9, 2023Date of Patent: February 11, 2025Assignee: 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: 12112617Abstract: 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: GrantFiled: August 8, 2022Date of Patent: October 8, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Xuan-Huan Su, Kuen-Wang Tsai, Chao-Chang Hu
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Publication number: 20240288657Abstract: An optical element driving mechanism has an optical axis, and includes a fixed portion, a movable element, a plurality of blades, and a driving assembly. The fixed portion has an opening. The movable element is movable relative to the fixed portion. The blades are connected to the movable element. The driving assembly drives the movable element to move relative to the fixed portion. The driving assembly drives the movable element to change an overlap area of the blade and the opening.Type: ApplicationFiled: May 3, 2024Publication date: August 29, 2024Inventors: Chao-Chang HU, Chih-Wei WENG, Chao-Hsi WANG, Kuen-Wang TSAI
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Patent number: 12001074Abstract: An optical element driving mechanism has an optical axis, and includes a fixed portion, a movable element, a plurality of blades, and a driving assembly. The fixed portion has an opening. The movable element is movable relative to the fixed portion. The blades are connected to the movable element. The driving assembly drives the movable element to move relative to the fixed portion. The driving assembly drives the movable element to change an overlap area of the blade and the opening.Type: GrantFiled: October 9, 2020Date of Patent: June 4, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chih-Wei Weng, Chao-Hsi Wang, Kuen-Wang Tsai
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Patent number: 11921307Abstract: 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: GrantFiled: January 7, 2022Date of Patent: March 5, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng, Kuen-Wang Tsai, Tzu-Ying Chen
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Publication number: 20240069299Abstract: 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: November 9, 2023Publication date: February 29, 2024Inventors: 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: 20240012234Abstract: A driving mechanism is provided, including a fixed part, a movable part connected to the fixed part, and a driving assembly configured to impel the movable part relative to the fixed part, so that the driving mechanism is switchable between an open state and a closed state. The fixed part has a plurality of holes. When the driving mechanism is in the open state, light propagates through the driving mechanism via the holes, and when the driving mechanism is in the closed state, the holes are blocked by the movable part.Type: ApplicationFiled: July 7, 2022Publication date: January 11, 2024Inventors: Chao-Hsi WANG, Kuen-Wang TSAI, Chih-Wei WENG, Chao-Chang HU
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Patent number: 11852886Abstract: 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: GrantFiled: June 30, 2022Date of Patent: December 26, 2023Assignee: 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: 11726390Abstract: 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 is configured to connect a first optical element. The fixed assembly has a first opening for a light beam to pass through, 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. When the first movable part is located in a first position relative to the fixed assembly, the first optical element overlaps the first opening.Type: GrantFiled: December 2, 2021Date of Patent: August 15, 2023Assignee: TDK TAIWAN CORP.Inventors: Chih-Wei Weng, Kuen-Wang Tsai, Chao-Hsi Wang
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Publication number: 20230204903Abstract: An optical system is provided, including a first movable part for connecting an optical element; a first base, wherein the first movable part is movable relative to the first base; and a first driving assembly for driving the movable part to move relative to the first base. The optical system further includes a light quantity control mechanism for controlling the quantity of light entering the optical element. The light quantity control mechanism further includes a base seat and a light quantity control assembly at least partially movable relative to the base seat. The optical system further includes a second driving assembly for controlling the light quantity control assembly.Type: ApplicationFiled: March 3, 2023Publication date: June 29, 2023Inventors: Yi-Ho CHEN, Chen-Hsin HUANG, Chao-Chang HU, Chen-Chi KUO, Ying-Jen WANG, Ya-Hsiu WU, Sin-Jhong SONG, Che-Hsiang CHIU, Kuen-Wang TSAI, Mao-Kuo HSU, Tun-Ping HSUEH, I-Hung CHEN, Chun-Chia LIAO, Wei-Zhong LUO, Wen-Chang LIN
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Patent number: 11630282Abstract: An optical element driving mechanism includes a fixed portion, a movable portion, a driving assembly, and a circuit assembly. The movable portion is connected to the optical element and is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The circuit assembly is connected to the driving assembly. The driving assembly is electrically connected to an external circuit via the circuit assembly.Type: GrantFiled: October 23, 2020Date of Patent: April 18, 2023Assignee: TDK TAIWAN CORP.Inventors: Yi-Ho Chen, Chen-Hsin Huang, Chao-Chang Hu, Chen-Chi Kuo, Ying-Jen Wang, Ya-Hsiu Wu, Sin-Jhong Song, Che-Hsiang Chiu, Kuen-Wang Tsai, Mao-Kuo Hsu, Tun-Ping Hsueh, I-Hung Chen, Chun-Chia Liao, Wei-Zhong Luo, Wen-Chang Lin
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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: 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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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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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: 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: 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: 20220244484Abstract: An optical module is provided. The optical module includes a holder for connecting to an optical element and a heat control assembly used for controlling the temperature of the optical element. The heat control assembly corresponds to the optical element or the holder.Type: ApplicationFiled: January 28, 2022Publication date: August 4, 2022Inventors: Chih-Wei WENG, Chao-Chang HU, 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