Patents by Inventor Yi-Ho Chen
Yi-Ho Chen 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: 20190079310Abstract: 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: ApplicationFiled: November 14, 2018Publication date: March 14, 2019Inventors: Yi-Ho CHEN, Kuo-Chun KAO, Yi-Hsin NIEH
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Publication number: 20180372988Abstract: A driving mechanism is provided, including a case, a holder and a driving module. The holder is disposed in the case for holding an optical member. The driving module is disposed in the case for driving the holder. The case is substantially quadrilateral and includes a first side and a second side. The driving module includes a first magnetic driving component winding on a periphery of the holder. The first magnetic driving component includes a first segment and a second segment that are respectively substantially parallel to the first side and the second side. The distance between the first segment and the first side is different from the distance between the second segment and the second side.Type: ApplicationFiled: May 16, 2018Publication date: December 27, 2018Inventors: 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: 10162190Abstract: 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: September 28, 2016Date of Patent: December 25, 2018Assignee: TDK TAIWAN CORP.Inventors: Yi-Ho Chen, Kuo-Chun Kao, Yi-Hsin Nieh
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Publication number: 20180338069Abstract: 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: ApplicationFiled: May 16, 2018Publication date: November 22, 2018Inventors: 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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Publication number: 20180335601Abstract: 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: ApplicationFiled: May 17, 2018Publication date: November 22, 2018Inventors: Chao-Chung 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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Publication number: 20180335602Abstract: A driving mechanism for supporting an optical member is provided, including a base, a frame, a movable portion, a driving module, and an adhesive member. The base includes a plurality of first sidewalls, and at least one recess is formed on the first sidewalls. The frame includes a plurality of second sidewalls, and at least one opening is formed on the second sidewalls. The base and the frame form a hollow box, and the opening corresponds to the recess. The movable portion and the driving module are disposed in the hollow box. The driving module can drive the movable portion to move relative to the base. The adhesive member is accommodated in the opening and the recess, and extended along the first sidewalls. The adhesive member is disposed between the first sidewalls and the second sidewalls.Type: ApplicationFiled: May 17, 2018Publication date: November 22, 2018Inventors: 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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Publication number: 20180335603Abstract: A driving mechanism for moving an optical element is provided, including a housing, a frame, a holder, and a driving assembly. The frame is fixed to the housing and forms a depressed surface adjacent to the housing. Specifically, the depressed surface faces the housing and is not in contact with the housing. The holder is movably disposed in the housing for holding the optical element. The drive assembly is disposed in the housing to drive the holder and the optical element to move relative to the frame.Type: ApplicationFiled: May 17, 2018Publication date: November 22, 2018Inventors: Chao-Chung 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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Publication number: 20180136483Abstract: An optical member driving mechanism is provided, including a movable module, a first driving module, and a position detecting module. The movable module includes an optical member holder and a housing. The first driving module includes a first electromagnetic driving assembly disposed on the optical member holder and a second electromagnetic driving assembly disposed on the housing. The first driving module can drive the optical member holder to move relative to the housing. The position detecting module includes a magnetic member and a position detector. The magnetic member is disposed on the optical member holder. The position detector can detect the position of the optical member holder relative to the housing according to a variation in magnetic field direction.Type: ApplicationFiled: November 14, 2017Publication date: May 17, 2018Inventors: Yi-Ho CHEN, Ichitai MOTO, Yi-Liang CHAN
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Publication number: 20180106980Abstract: An optical member driving module is provided, including a moving mechanism, a base, a suspension wire, and an electromagnetic driving mechanism for driving the moving mechanism to move relative to the base. The moving mechanism includes an optical member holder, and the base has a first surface, a second surface, and an opening. The second surface faces the optical member holder and is opposite to the first surface. The opening extends from the first surface to the second surface. The suspension wire extends through the opening, and the opposite ends of the suspension wire are respectively affixed to the first surface and the moving mechanism.Type: ApplicationFiled: October 18, 2017Publication date: April 19, 2018Inventors: Cheng-Kai YU, Yi-Ho CHEN, Chao-Chang HU, Sin-Jhong SONG
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Patent number: 9735097Abstract: A package substrate includes a first conductive wire layer having a first end portion and a second end portion opposite to the first end portion. A width of the first end portion is greater than that of the second end portion. An isolating layer covers the second end portion and contains the first conductive wire layer. The isolating layer defines blind holes which have conductive portions. A second conductive wire layer covers the isolating layer, and includes a third end portion facing the second end portion and a fourth end portion opposite to the third end portion. A width of the third end portion is greater than that of the fourth end portion. Solder mask layers are formed on the first conductive wire layer and on the second conductive wire layer, each solder mask layer defining an opening.Type: GrantFiled: October 31, 2016Date of Patent: August 15, 2017Assignee: Qi Ding Technology Qinhuangdao Co., Ltd.Inventor: Yi-Ho Chen
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Patent number: 9696608Abstract: An apparatus having a spring plate connecting with 3D circuit terminals comprises a base having a top surface and a thickness surface. At least one bulged plane is formed on a predetermined location of the top surface. A side surface of the bulged plane is declined from inside to outside. At least one extending end is formed on the thickness surface of the base, by corresponding to and extending toward a direction opposite to the bulged plane. A declined surface is formed on an outer side of the extending end, by extending and declining from top to bottom and also from inside to outside. At least one metal layer is formed on the bulged plane and the declined surface by means of 3D electroplating in order to form a circuit connecting the terminals and the spring plate.Type: GrantFiled: December 9, 2014Date of Patent: July 4, 2017Assignee: TDK Taiwan, Corp.Inventors: Fu Yuan Wu, Yi Ho Chen, Yu Sheng Li
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Publication number: 20170097517Abstract: 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: ApplicationFiled: September 28, 2016Publication date: April 6, 2017Inventors: Yi-Ho CHEN, Kuo-Chun KAO, Yi-Hsin NIEH
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Patent number: 9575331Abstract: A lens driving device is based on a Voice Coil Actuator (VCA) structure and provides the auto-focusing and optical image stabilization (OIS) functions. These two functions can be realized by a common magnet scheme, or a separate magnet scheme. Also, the present invention provides an improved structure for the lens driving device to enhance the function of OIS thereof. By arranging a magnetic enhancement device below the OIS coils in the lens driving device, the magnetic driving force of the OIS coils and magnetic induction of the Hall sensors, if present, can be enhanced, and the magnetic sensitivity thereof may be also improved.Type: GrantFiled: June 8, 2016Date of Patent: February 21, 2017Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Fu-Yuan Wu, Shih-Ting Huang, Jyun-Jie Lin, Yi-Ho Chen
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Publication number: 20160306185Abstract: An optical image anti-shake device with a yoke is provided. The optical image anti-shake device includes: a casing having a first aperture; a fixing portion having a bottom plate, the bottom plate having a second aperture corresponding in position to the first aperture; and an active portion enclosed by the casing and resiliently clamped between the casing and the bottom plate by the fixing portion, the active portion including: a correcting module for correcting, with a magnetic force, a blur of images caused by a shake of the optical image anti-shake device; a frame having a receiving space; a lens holder disposed in the receiving space of the frame; a lens unit corresponding in position to the first aperture and the second aperture, the lens unit being carried by the lens holder and having an image-capturing optical axis; and a yoke fixed to the frame.Type: ApplicationFiled: April 18, 2016Publication date: October 20, 2016Inventors: Chao-Chang Hu, Shu-Shan Chen, Yi-Ho Chen
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Patent number: 9465231Abstract: A lens driving device and a method of manufacturing the device include a driving device having a lens with an optical axis, a focusing coil disposed at a periphery of the lens with respect to the optical axis, a vibration correction coil set comprising a plurality of coils and disposed on a flat surface perpendicular to the optical axis, and a plurality of magnets disposed at the periphery of the lens with respect to the optical axis, with each magnet having a first surface facing the focusing coil and a second surface facing a corresponding one of respective coils of the vibration correction coil set.Type: GrantFiled: June 30, 2014Date of Patent: October 11, 2016Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Yi-Ho Chen
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Publication number: 20160282633Abstract: The present invention provides a lens driving device that is based on a Voice Coil Actuator (VCA) structure and provides the auto-focusing and optical image stabilization (OIS) functions. According to the present invention, these two functions can be realized by a common magnet scheme, or a separate magnet scheme. Besides, the present invention also provides an improved structure for the lens driving device to enhance the function of OIS thereof. By arranging a magnetic enhancement device below the OIS coils in the lens driving device, the magnetic driving force of the OIS coils and magnetic induction of the Hall sensors, if present, can be enhanced, and the magnetic sensitivity thereof may be also improved.Type: ApplicationFiled: June 8, 2016Publication date: September 29, 2016Inventors: CHAO-CHANG HU, FU-YUAN WU, SHIH-TING HUANG, JYUN-JIE LIN, YI-HO CHEN
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Patent number: 9423630Abstract: A lens driving device that is based on a Voice Coil Actuator (VCA) structure and provides the auto-focusing and optical image stabilization (OIS) functions. These two functions can be realized by a common magnet scheme, or a separate magnet scheme. Also, the present invention provides an improved structure for the lens driving device to enhance the function of OIS thereof. By arranging a magnetic enhancement device below the OIS coils in the lens driving device, the magnetic driving force of the OIS coils and magnetic induction of the Hall sensors, if present, can be enhanced, and the magnetic sensitivity thereof may be also improved.Type: GrantFiled: June 16, 2014Date of Patent: August 23, 2016Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Fu-Yuan Wu, Shih-Ting Huang, Jyun-Jie Lin, Yi-Ho Chen
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Patent number: 9377632Abstract: A lens driving device includes a lens holder for holding a lens having an optical axis; a focusing coil disposed at a periphery of the lens with respect to the optical axis; an optical image stabilizer (OIS) coil structure including a plurality of coils; a circuit structure connected electrically to the OIS coil structure and taking control thereof; a plurality of magnets; and an elastic support structure, having an upper plate spring portion and a plurality of suspension wires, wherein each suspension wire is disposed substantially parallel with the optical axis and integrally formed with the upper plate spring portion at one end and connected electrically to the circuit structure at the other end.Type: GrantFiled: June 16, 2014Date of Patent: June 28, 2016Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Fu-Yuan Wu, Shih-Ting Huang, Jyun-Jie Lin, Yi-Ho Chen
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Patent number: 9329358Abstract: The present invention discloses a lens stopper mechanism comprising a case and a lens holder. The lens holder holds a lens and has at least one stopper portion; the stopper portion presses against the case after the lens holder moves toward the case for a predetermined distance.Type: GrantFiled: May 21, 2014Date of Patent: May 3, 2016Assignee: TDK TAIWAN CORP.Inventors: Fu-Yuan Wu, Yi-Ho Chen, Shih-Ting Huang
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Patent number: 9304325Abstract: The present invention provides a VCA-based lens driving device. By way of giving an improved OIS coil structure, a magnetic induction element used to sense movement of magnets atop which maybe cause from a user's hand shaking can be placed as far away from OIS coils as possible. The impact of the magnet field of the OIS coil on the magnetic induction element is thus reduced. In one embodiment, the OIS coil is down-sized to reduce the influence of the OIS coil on the magnetic induction element placed beside it. In another embodiment, the OIS coil has a one-sided indention and the magnetic induction element is placed below/or beside the indention of the OIS coil.Type: GrantFiled: June 16, 2014Date of Patent: April 5, 2016Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Fu-Yuan Wu, Shih-Ting Huang, Jyun-Jie Lin, Yi-Ho Chen