Patents by Inventor Kuo-Chun KAO
Kuo-Chun KAO 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: 10935701Abstract: An optical system is provided, including a liquid optical module and a first optical module. The liquid optical module includes a liquid lens driving mechanism and a liquid lens assembly. The liquid lens driving mechanism includes a fixed portion, a movable portion and a first driving assembly configured to drive the movable portion to move relative to the fixed portion. The liquid lens assembly includes a liquid lens element, a fixing member and a deforming member. The first optical module is disposed in a receiving space of the fixed portion and includes: a first optical element and a first optical driving mechanism. When the movable portion is driven by the driving assembly to move relative to the fixed portion, the liquid lens element is deformed via the deforming member, causing the optical properties of the liquid lens element to change.Type: GrantFiled: January 25, 2019Date of Patent: March 2, 2021Assignee: TDK TAIWAN CORP.Inventors: Kuo-Chun Kao, Meng-Ting Lin, I-Mei Huang, Sin-Jhong Song
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Patent number: 10935808Abstract: An electromagnetic driving module is provided which includes a frame, a magnetic element, a base, and an OIS driving coil. The frame surrounds a main axis. The magnetic element is disposed on the frame and has an engaging surface in contact with the frame. The base is arranged to be adjacent to the frame. The OIS driving coil for driving the movement of the frame in a direction that is perpendicular to the main axis is disposed on the base and arranged to correspond to the magnetic element.Type: GrantFiled: November 14, 2018Date of Patent: March 2, 2021Assignee: TDK TAIWAN CORP.Inventors: Yi-Ho Chen, Kuo-Chun Kao, Yi-Hsin Nieh
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Patent number: 10921494Abstract: A liquid optical module is provided, including a liquid lens driving mechanism and a liquid lens assembly. The liquid lens driving mechanism includes a fixed portion, a movable portion and a driving assembly. The movable portion is movably connected to the fixed portion. The liquid lens assembly includes a liquid lens element, a fixing member and a deforming member. The fixing member is disposed on a first fixed portion surface of the fixed portion, and the deforming member is disposed on a movable portion surface of the movable portion. The movable portion surface and the first fixed portion surface face the same direction, and when the movable portion is driven by the driving assembly to move relative to the fixed portion, the liquid lens element is deformed by the deforming member, causing the optical properties of the liquid lens element to change.Type: GrantFiled: January 25, 2019Date of Patent: February 16, 2021Assignee: TDK TAIWAN CORP.Inventors: Kuo-Chun Kao, Meng-Ting Lin, I-Mei Huang, Sin-Jhong Song
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Patent number: 10840792Abstract: An electromagnetic driving mechanism is provided, including a housing, a circuit unit, an electromagnetic driving assembly, and a sensing element. The circuit unit is connected to the housing, and has a plastic material and a circuit element. The plastic material is formed on and covers an outer surface of the circuit element by insert molding. The electromagnetic driving assembly is disposed in the housing for forcing an optical element to move relative to the circuit unit. The sensing element is disposed on the circuit unit, and electrically connected to the circuit element for detecting the displacement of the optical element relative to the circuit unit.Type: GrantFiled: March 26, 2018Date of Patent: November 17, 2020Assignee: TDK TAIWAN CORP.Inventors: Kuo-Chun Kao, Nai-Wen Hsu, Shih-Ting Huang, Yi-Hsin Nieh, Meng-Ting Lin
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Patent number: 10764475Abstract: A driving mechanism is provided, including a housing, a hollow frame, a holder, and a driving assembly. The frame is fixed to the housing and has a stop surface. The holder is movably disposed in the housing for holding the optical element. The driving assembly is disposed in the housing to drive the holder and the optical element moving along the optical axis of the optical element relative to the frame. Specifically, the stop surface is parallel to the optical axis to contact the holder and restrict the holder in a limit position.Type: GrantFiled: May 16, 2018Date of Patent: September 1, 2020Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Bing-Ru Song, Yi-Ho Chen, Chia-Pin Hsu, Chih-Wei Weng, Shin-Hua Chen, Chien-Lun Huang, Chao-Chun Chang, Shou-Jen Liu, Kun-Shih Lin, Nai-Wen Hsu, Yu-Cheng Lin, Shang-Yu Hsu, Yu-Huai Liao, Yi-Hsin Nieh, Shih-Ting Huang, Kuo-Chun Kao, Fu-Yuan Wu
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Patent number: 10750065Abstract: An optical system is provided and includes a fixed module, a movable module, a driving assembly and a plurality of sliding members. The fixed module includes a base. The movable module includes an optical member holder and a driving frame unit. The optical member holder is configured to hold an optical member, and the driving frame unit is connected to the optical member holder. The driving assembly includes at least one first magnetic element and at least one second magnetic element. The second magnetic element corresponds to the first magnetic element and is configured to drive the driving frame unit with the optical member holder to move relative to the base. The sliding members are securely disposed on the fixed module or the movable module, so that the movable module is able to slide relative to the fixed module.Type: GrantFiled: July 12, 2018Date of Patent: August 18, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kuo-Chun Kao, Sin-Jhong Song
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Patent number: 10684447Abstract: The disclosure provides an optical driving mechanism, including a frame body, a holding member, a plate coil and a magnet. The holding member is movably disposed in the frame body and configured to hold an optical element. The plate coil is disposed on the holding member. The magnet is disposed on the frame body and corresponds to the plate coil. The plate coil acts with the magnet to generate an electromagnetic force to drive the holding member and the optical element to move along an optical axis of the optical element relative to the frame body.Type: GrantFiled: October 3, 2017Date of Patent: June 16, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kuo-Chun Kao, Nai-Wen Hsu, Shih-Ting Huang, Shao-Chung Chang, Sin-Jhong Song
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Publication number: 20200116972Abstract: An optical system includes a base, a first lens driving module, and a second lens driving module. The first lens driving module includes a first lens holder, a first magnet, and a first coil. The first lens holder is configured to hold a first optical element. The first coil corresponding to the first magnet is configured to drive the first lens holder to move relative to the base. The second lens driving module includes a second lens holder, a second magnet, and a second coil. The second lens holder is configured to hold a second optical element. The second coil corresponding to the second magnet is configured to drive the second lens holder to move relative to the base. The first magnet is disposed between the first and second lens holders, and no other magnet is disposed between the first and second lens holders except the first magnet.Type: ApplicationFiled: December 12, 2019Publication date: April 16, 2020Inventors: Fu-Yuan WU, Kuo-Chun KAO, Nai-Wen HSU, Shih-Ting HUANG, Shao-Chung CHANG, Sin-Jhong SONG
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Publication number: 20200068055Abstract: The disclosure provides an optical member driving mechanism including a movable portion, a fixed portion, a driving assembly and a circuit assembly. The movable portion is configured to connect an optical member with an optical axis. The fixed portion includes a base, wherein the movable portion is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the fixed portion. The circuit assembly is electrically connected to the driving assembly and includes a circuit element, wherein the optical axis passes through an opening of the base, and the circuit element at least partially extends to the opening.Type: ApplicationFiled: November 1, 2019Publication date: February 27, 2020Inventors: Chao-Chang HU, Shih-Ting HUANG, Kuo-Chun KAO, Yi-Hsin NIEH
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Publication number: 20200041756Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable part and a fixed part. The movable part holds an optical element with an optical axis and moves relative to the fixed part. The fixed part includes a bottom unit, which is integrally formed. The bottom unit includes a base member, a circuit member, and a driving coil assembly. The driving coil assembly is electrically connected to the circuit member. The circuit member and the driving coil assembly are located at the base member. The driving coil assembly includes a connection wire, a plurality of first driving coils, and a plurality of second driving coils. The first driving coils are connected via the connection wire. The second driving coils are located between the first driving coils and the circuit member. When viewed along a direction that is perpendicular to the optical axis, the second driving coils partially overlap the connection wire.Type: ApplicationFiled: July 12, 2019Publication date: February 6, 2020Inventors: Kuo-Chun KAO, Meng-Ting LIN, Wei-Han HSIA, Sin-Jhong SONG
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Patent number: 10539759Abstract: An optical system includes a base, a first lens driving module, and a second lens driving module. The first lens driving module includes a first lens holder, a first magnet, and a first coil. The first lens holder is configured to hold a first optical element. The first coil corresponding to the first magnet is configured to drive the first lens holder to move relative to the base. The second lens driving module includes a second lens holder, a second magnet, and a second coil. The second lens holder is configured to hold a second optical element. The second coil corresponding to the second magnet is configured to drive the second lens holder to move relative to the base. The first magnet is disposed between the first and second lens holders, and no other magnet is disposed between the first and second lens holders except the first magnet.Type: GrantFiled: July 16, 2019Date of Patent: January 21, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kuo-Chun Kao, Nai-Wen Hsu, Shih-Ting Huang, Shao-Chung Chang, Sin-Jhong Song
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Patent number: 10541592Abstract: An electromagnetic driving device is provided, which includes a stationary member, an OIS driving circuit, a movable member, and a protection member. The OIS driving coil is disposed on the stationary member. The movable member is disposed in the stationary member and includes a frame and a magnetic element. The frame surrounds a main axis. The magnetic element is disposed on the frame and faces the OIS driving coil in a direction that is parallel to the main axis. The protection element is disposed on a side of the magnetic element that is away from the main axis and is in contact with the magnetic element. In addition, in a direction that is perpendicular to the main axis, the protection element faces the stationary member and is spaced apart from the stationary member by a distance.Type: GrantFiled: January 31, 2017Date of Patent: January 21, 2020Assignee: TDK TAIWAN CORP.Inventors: Ichitai Moto, Shih-Ting Huang, Kuo-Chun Kao, Yu-Huai Liao
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Publication number: 20190394401Abstract: A camera module is provided, including a frame, a holder, an image sensor, a plate, an electromagnetic driving assembly, and an elastic element. The frame connects the holder with the plate. The holder is configured to sustain an optical lens, and the image sensor is disposed on the plate. The elastic element connects the frame with the plate. The electromagnetic driving assembly is disposed on the frame and the plate, and is configured to drive the plate and the image sensor to move with respect to the frame and the holder.Type: ApplicationFiled: September 4, 2019Publication date: December 26, 2019Inventors: Chao-Chang HU, Fu-Yuan WU, Kuo-Chun KAO
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Patent number: 10509193Abstract: A driving mechanism includes a frame, a carrying base, and a drive module. The carrying base is disposed in the frame, and includes a carrying body, a first stop element and a second stop element. The carrying body is configured to carry an optical element. The first stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in a first direction. The second stop element is disposed on the carrying body, and configured to limit the range of motion of the carrying body in the first direction. The driving module is disposed in the frame, and configured to move the carrying body relative to the frame. The first direction is parallel to the axis of the optical element, and the first stop element is closer to the top portion of the frame than the second stop element.Type: GrantFiled: May 17, 2018Date of Patent: December 17, 2019Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Bing-Ru Song, Yi-Ho Chen, Chia-Pin Hsu, Chih-Wei Weng, Shin-Hua Chen, Chien-Lun Huang, Chao-Chun Chang, Shou-Jen Liu, Kun-Shih Lin, Nai-Wen Hsu, Yu-Cheng Lin, Shang-Yu Hsu, Yu-Huai Liao, Yi-Hsin Nieh, Shih-Ting Huang, Kuo-Chun Kao, Fu-Yuan Wu
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Patent number: 10506086Abstract: The disclosure provides an optical system including an optical element and a driving module. The driving module includes a fixed part and an electromagnetic driving assembly. The fixed part includes a casing and a circuit unit. The circuit unit is connected to the casing and includes a base and a circuit element. The electromagnetic driving assembly is disposed inside the casing and is electrically connected to the circuit element. The electromagnetic driving assembly is configured to force the optical element to move relative to the base. There is no position-sensing component disposed inside the driving module.Type: GrantFiled: October 12, 2017Date of Patent: December 10, 2019Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Shih-Ting Huang, Kuo-Chun Kao, Yi-Hsin Nieh
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Publication number: 20190369352Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a case, a bottom, a holder, a driving assembly, and a position sensing assembly. The bottom is connected to the case. The holder is disposed on the bottom and holds an optical element with an optical axis. The driving assembly drives the holder to move. The position sensing assembly senses the holder. The position sensing assembly includes a magnetic element, a sensor, and a magnetic-permeable element. The magnetic element is disposed on the holder. The sensor senses the magnetic element. The magnetic-permeable element is disposed adjacent to the sensor. The magnetic element and the sensor are arranged along a first direction. The sensor and the magnetic-permeable element are arranged along a second direction. The first direction is different from the second direction.Type: ApplicationFiled: May 1, 2019Publication date: December 5, 2019Inventors: Kuo-Chun KAO, Shih-Wei HUNG, Sin-Jhong SONG
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Patent number: D891504Type: GrantFiled: January 12, 2018Date of Patent: July 28, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kun-Shih Lin, Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Shou-Jen Liu, Chien-Lun Huang, Yi-Hsin Nieh, Chen-Chi Kuo, Chia-Pin Hsu, Yu-Huai Liao, Shin-Hua Chen, Yu-Cheng Lin, Shao-Chung Chang, Kuo-Chun Kao, Chia-Hsiu Liu, Chao-Chun Chang, Yuan-Shih Liao
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Patent number: D902981Type: GrantFiled: January 12, 2018Date of Patent: November 24, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kun-Shih Lin, Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Shou-Jen Liu, Chien-Lun Huang, Yi-Hsin Nieh, Chen-Chi Kuo, Chia-Pin Hsu, Yu-Huai Liao, Shin-Hua Chen, Yu-Cheng Lin, Shao-Chung Chang, Kuo-Chun Kao, Chia-Hsiu Liu, Chao-Chun Chang, Yuan-Shih Liao
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Patent number: D902982Type: GrantFiled: January 12, 2018Date of Patent: November 24, 2020Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Kun-Shih Lin, Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Shou-Jen Liu, Chien-Lun Huang, Yi-Hsin Nieh, Chen-Chi Kuo, Chia-Pin Hsu, Yu-Huai Liao, Shin-Hua Chen, Yu-Cheng Lin, Shao-Chung Chang, Kuo-Chun Kao, Chia-Hsiu Liu, Chao-Chun Chang, Yuan-Shih Liao
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Patent number: D908775Type: GrantFiled: January 12, 2018Date of Patent: January 26, 2021Assignee: TDK Taiwan Corp.Inventors: Fu-Yuan Wu, Kun-Shih Lin, Shang-Yu Hsu, Yi-Ho Chen, Shih-Ting Huang, Shou-Jen Liu, Chien-Lun Huang, Yi-Hsin Nieh, Chen-Chi Kuo, Chia-Pin Hsu, Yu-Huai Liao, Shin-Hua Chen, Yu-Cheng Lin, Shao-Chung Chang, Kuo-Chun Kao, Chia-Hsiu Liu, Chao-Chun Chang, Yuan-Shih Liao