Patents by Inventor Chih-Chang Hu
Chih-Chang Hu 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: 11982860Abstract: An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, an electromagnetic driving assembly and an elastic member. The fixed portion has a base and a frame that is disposed on the base. The movable portion is movable relative to the fixed portion, and includes a carrier for carrying an optical member with an incident optical axis. The carrier includes a body and a sidewall that extends along the edge of the body, wherein the carrier further includes a first stopping portion and a second stopping portion protruding towards the fixed portion. The electromagnetic driving assembly drives the movable portion to move relative to the fixed portion. The movable portion is movably connected to the fixed portion via the elastic member.Type: GrantFiled: April 8, 2022Date of Patent: May 14, 2024Assignee: TDK TAIWAN CORP.Inventors: Chia-Che Wu, Sung-Mao Tsai, Chao-Chang Hu, Che-Wei Chang, Chen-Hsien Fan, Chih-Wei Weng
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Patent number: 11982866Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a stopping assembly. The fixed assembly has a main axis. The movable assembly is configured to connect an optical element, and 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. The stopping assembly is configured to limit the movement of the movable assembly relative to the fixed assembly within a range of motion.Type: GrantFiled: December 15, 2022Date of Patent: May 14, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Liang-Ting Ho, Chen-Er Hsu, Yi-Liang Chan, Fu-Lai Tseng, Fu-Yuan Wu, Chen-Chi Kuo, Ying-Jen Wang, Wei-Han Hsia, Yi-Hsin Tseng, Wen-Chang Lin, Chun-Chia Liao, Shou-Jen Liu, Chao-Chun Chang, Yi-Chieh Lin, Shang-Yu Hsu, Yu-Huai Liao, Shih-Wei Hung, Sin-Hong Lin, Kun-Shih Lin, Yu-Cheng Lin, Wen-Yen Huang, Wei-Jhe Shen, Chih-Shiang Wu, Sin-Jhong Song, Che-Hsiang Chiu, Sheng-Chang Lin
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Publication number: 20240155234Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.Type: ApplicationFiled: March 27, 2023Publication date: May 9, 2024Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Publication number: 20240152029Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.Type: ApplicationFiled: November 2, 2023Publication date: May 9, 2024Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Publication number: 20240151935Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.Type: ApplicationFiled: March 8, 2023Publication date: May 9, 2024Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Publication number: 20240151932Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.Type: ApplicationFiled: March 28, 2023Publication date: May 9, 2024Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Publication number: 20240151936Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, and a driving assembly. The movable portion is used to connect the optical element. The movable portion may move relative to the fixed portion. The driving assembly is used to drive the movable portion to move relative to the fixed portion.Type: ApplicationFiled: March 27, 2023Publication date: May 9, 2024Inventors: Hsiao-Hsin HU, Chih-Wen CHIANG, Chia-Che WU, Yu-Chiao LO, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Publication number: 20240142749Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is configured to connect a first optical element, and the first movable assembly is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly in a first dimension.Type: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chien-Yu KAO
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Publication number: 20240111125Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a first movable assembly and a first driving assembly. The first movable assembly is configured to connect a first optical element, and the first movable assembly is movable relative to the fixed assembly. The first driving assembly is configured to drive the first movable assembly to move relative to the fixed assembly in a first dimension.Type: ApplicationFiled: October 5, 2023Publication date: April 4, 2024Inventors: Chao-Chang HU, Chen-Hsien FAN, Chih-Wen CHIANG, Chien-Yu KAO
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Publication number: 20240103279Abstract: An optical system is provided. The optical system includes a light source assembly, a sensing element, and a light guiding element. The light source assembly is used for generating first light and second light. The sensing element is used for sensing third light from the second light reflected by an eye. The light guiding element is used for transporting the first light, the second light, and the third light. Wavelengths of the first light and the second light are different.Type: ApplicationFiled: September 14, 2023Publication date: March 28, 2024Inventors: Chih-Wei WENG, Chao-Chang HU, Cheng-Jui CHANG, Sin-Jhong SONG
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Publication number: 20240094813Abstract: An optical system used for displaying a target image is provided. The optical system includes a light source assembly used for generating an initial image, an optical path adjustment assembly used for transferring the initial image to the target image, a control element used for providing a first control signal to the light source assembly, and a sensing assembly used for providing a sensing signal to the control element. The control element provides the first control signal based on the sensing signal.Type: ApplicationFiled: September 14, 2023Publication date: March 21, 2024Inventors: Chih-Wei WENG, Chao-Chang HU
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Publication number: 20240094542Abstract: An optical system is provided. The optical system includes a light source assembly, a light guiding element, and a first optical assembly. The light source assembly is used for generating first light and second light. The light guiding element is used for transporting the first light and the second light. The first optical assembly is disposed between the light guiding element and the light source assembly and used for transporting the first light and the second light. Wavelengths of the first light and the second light are different.Type: ApplicationFiled: September 14, 2023Publication date: March 21, 2024Inventors: Chih-Wei WENG, Chao-Chang HU, Cheng-Jui CHANG, Sin-Jhong SONG
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Publication number: 20240094551Abstract: An optical system is provided. The optical system includes a light source used for generating light, a fixed portion, an optical assembly having an equivalent focal length to the light and including a first optical element and a second optical element, and a driving assembly used for driving the second optical element to move relative to the first optical element. The driving assembly includes a first driving element used for driving the second optical element to move relative to the first optical element in a first axis, and a second driving element used for driving the second optical element to move relative to the first optical element in a second axis. The first axis and the second axis are different.Type: ApplicationFiled: September 14, 2023Publication date: March 21, 2024Inventors: Chih-Wei WENG, Chao-Chang HU
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Patent number: 11934027Abstract: 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: June 21, 2022Date of Patent: March 19, 2024Assignee: 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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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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Patent number: 11921345Abstract: An optical element driving mechanism is provided in the present disclosure. The optical element driving mechanism includes a fixed portion and a movable portion. The movable portion moves relative to the fixed portion. The movable portion includes a first movable assembly and a second movable assembly. The first movable assembly is connected to a first optical element. The second movable assembly is connected to a second optical element. The first movable assembly and the second movable assembly are movable relative to each other.Type: GrantFiled: July 23, 2021Date of Patent: March 5, 2024Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng
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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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Patent number: 11914116Abstract: An optical system for receiving rays of light is provided in the present disclosure, including a first optical module. The first optical module includes a first optical element and a first optical path-adjusting element. The first optical element has a first optical axis. The rays of light pass through the first optical element in a first direction. The first optical path-adjusting element corresponds to the first optical element. The rays of light are redirected to a second direction by the first optical path-adjusting element. The first optical element and the first optical path-adjusting element are arranged along the first optical axis.Type: GrantFiled: July 8, 2021Date of Patent: February 27, 2024Assignee: TDK TAIWAN CORP.Inventors: Chih-Wei Weng, Chao-Chang Hu
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Patent number: 7140133Abstract: A luggage identifier, which is disposed on a luggage case or a luggage bag, includes a chassis and an identifying device, wherein the chassis includes a retaining space. The identifying device is disposed in the retaining space. The identifying device includes an identifying unit and a circuit board. The identifying unit is connected to the circuit board with a power switch connected therebetween. Accordingly, the user can easily and quickly identify his/her luggage case by recognizing the identifying device, thereby saving time on looking for the luggage case, and preventing himself/herself from claiming a luggage of other people.Type: GrantFiled: April 15, 2005Date of Patent: November 28, 2006Inventors: Chih-Chang Hu, Chung-Pei Hu
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Publication number: 20060230658Abstract: A luggage identifier, which is disposed on a luggage case or a luggage bag, includes a chassis and an identifying device, wherein the chassis includes a retaining space. The identifying device is disposed in the retaining space. The identifying device includes an identifying unit and a circuit board. The identifying unit is connected to the circuit board with a power switch connected therebetween. Accordingly, the user can easily and quickly identify his/her luggage case by recognizing the identifying device, thereby saving time on looking for the luggage case, and preventing himself/herself from claiming a luggage of other people.Type: ApplicationFiled: April 15, 2005Publication date: October 19, 2006Inventors: Chih-Chang Hu, Chung-Pei Hu