Patents by Inventor Chih-Wei Weng
Chih-Wei Weng 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: 10900775Abstract: A modeling system is provided, including a light-emitting source, a chromatic aberration member, and a receiving module. The light-emitting source can emit a mixed light, including a main light having a first wavelength and a sub-light having a second wavelength. The main light and the sub-light are emitted along an emission path and toward an object, and they are reflected by the object after reaching it. The chromatic aberration member is disposed on the emission path. The receiving module includes a main body, a receiving member, a space filtering member, and a first driving assembly. The receiving member is disposed on the main body. After being reflected, the main light and the sub-light move along a reflecting path and reach the receiving member. The space filtering member is disposed on the reflecting path. The first driving assembly can drive the space filtering member to move.Type: GrantFiled: August 23, 2019Date of Patent: January 26, 2021Assignee: TDK Taiwan Corp.Inventors: Chih-Wei Weng, Chao-Chang Hu, Mao-Kuo Hsu, Sin-Jhong Song
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Patent number: 10895642Abstract: A distance measuring device for measuring the distance to an object is provided, including a light-emitting module, a driving assembly disposed in the light-emitting module, and a light-receiving module. The light-emitting module has a housing, a light source disposed in the housing, a light grating element, and an optical path adjuster. The light source emits a measuring light sequentially through the optical path adjuster and the light grating element along a first axis. The driving assembly can drive the optical path adjuster or the light grating element to move relative to the housing. The light-receiving module receives the measuring light which is reflected by the object to obtain distance information of the object.Type: GrantFiled: October 18, 2018Date of Patent: January 19, 2021Assignee: TDK TAIWAN CORP.Inventors: Shu-Shan Chen, Chao-Chang Hu, Chih-Wei Weng, Sin-Jhong Song
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Patent number: 10895755Abstract: A thin-plate-typed rotating module includes a rotating element, a driving unit and a base board. The rotating element is rotatable about a first axial direction and a second axial direction in a limited degree. The driving unit connects the rotating element for driving the rotating element to rotate about the first and second axial directions. The base board is furnished with a control module which is connected with the driving unit for controlling the driving unit to operate.Type: GrantFiled: October 29, 2018Date of Patent: January 19, 2021Inventors: Cheng Kai Yu, Chao Chang Hu, Chih Wei Weng
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Patent number: 10890825Abstract: A camera system is provided and includes a lens module, a photosensitive module and a fixed frame. The lens module includes a first lens and a lens barrel. The lens barrel is for accommodating the first lens. The photosensitive module includes a photosensitive element and a base. The photosensitive element corresponds to the lens module, and the photosensitive element is disposed on the base. The lens module and the photosensitive module are disposed on the fixed frame, and the lens barrel is made of a material with a thermal expansion coefficient less than 50 (10?6/K @ 20° C.).Type: GrantFiled: January 25, 2019Date of Patent: January 12, 2021Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chih-Wei Weng, Mao-Kuo Hsu
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Publication number: 20200393667Abstract: 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: ApplicationFiled: April 9, 2020Publication date: December 17, 2020Inventors: Chao-Hsi WANG, Chao-Chang HU, Chih-Wei WENG, Kuen-Wang TSAI
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Patent number: 10866385Abstract: An optical system is provided and includes a fixed part, a first optical member holder, a second optical member holder and a first driving assembly. The first optical member holder is configured to hold a first optical member and is disposed over the fixed part. The second optical member holder is configured to hold a second optical member and is movably connected to the first optical member holder. The first driving assembly is configured to drive the first optical member holder to move relative to the fixed part.Type: GrantFiled: May 11, 2018Date of Patent: December 15, 2020Assignee: TDK Taiwan Corp.Inventors: Chao-Chang Hu, Chih-Wei Weng, Shao-Kuang Huang, Sin-Jhong Song
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Patent number: 10861800Abstract: An integrated circuit structure includes a semiconductor substrate having a plurality of semiconductor strips, a first recess being formed by two adjacent semiconductor strips among the plurality of semiconductor strips, a second recess being formed within the first recess, and an isolation region being provided in the first recess and the second recess. The second recess has a lower depth than the first recess.Type: GrantFiled: May 30, 2019Date of Patent: December 8, 2020Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wan-Chun Kuan, Chih-Teng Liao, Yi-Wei Chiu, Tzu-Chan Weng
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Patent number: 10852458Abstract: A camera device is provided, including a liquid lens, a deforming member, and a first driving module. The deforming member is disposed adjacent to the liquid lens, and the first driving module can generate relative motion between the liquid lens and the deforming member. In response to the adjustment of the distance between the liquid lens and the deforming member, the deforming member deforms the liquid lens.Type: GrantFiled: June 19, 2018Date of Patent: December 1, 2020Assignee: TDK Taiwan Corp.Inventors: Chao-Chang Hu, Chen-Hsien Fan, Chih-Wei Weng
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Publication number: 20200371319Abstract: A camera system including a telephoto lens module is provided. The telephoto lens module includes a first image sensor, a first assembly, and a second assembly. The first assembly includes a first driving mechanism and a reflecting member connected to the first driving mechanism. The first driving mechanism is configured to drive the reflecting member to rotate around a first axis and a second axis. The second assembly is disposed between the first assembly and the first image sensor, including a second driving mechanism and a first lens. The second driving mechanism is configured to drive the first lens to move along a third axis. The first, second, and third axes are not parallel to each other. When light enters the telephoto lens along the first axis, light is reflected by the reflecting member and through the first lens along the third axis to the first image sensor.Type: ApplicationFiled: August 14, 2020Publication date: November 26, 2020Inventors: Chao-Chang HU, Chen-Hsien FAN, Cheng-Kai YU, Chih-Wei WENG, Shu-Shan CHEN
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Publication number: 20200363699Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a fixed portion, a movable portion, and a driving assembly. The movable portion is movably disposed on the fixed portion. The driving assembly is disposed on the fixed portion and drives the movable portion to move relative to the fixed portion.Type: ApplicationFiled: April 8, 2020Publication date: November 19, 2020Inventors: Chao-Hsi WANG, Chao-Chang HU, Kuen-Wang TSAI, Chih-Wei WENG, Sin-Jhong SONG
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Publication number: 20200348488Abstract: A driving mechanism for supporting an optical member is provided, including a fixed module, a movable module, a driving module disposed therebetween, and an elastic member. The driving module can drive the movable module to rotate around a first rotation axis relative to the fixed module. The elastic member includes a first connecting portion connected to the movable module, a second connecting portion connected to the fixed module, a first string portion connected to the first connecting portion, and a first buffer portion connected to the first string portion. The first string portion is disposed on the first rotation axis. The longitudinal axis of the first string portion is parallel to the first rotation axis. The first buffer portion has wave-shaped structure.Type: ApplicationFiled: July 20, 2020Publication date: November 5, 2020Inventors: Liang-Ting HO, Cheng-Kai YU, Chao-Chang HU, Chih-Wei WENG, Che-Wei CHANG
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Publication number: 20200338796Abstract: A molding apparatus is configured for molding a semiconductor device and includes a lower mold and an upper mold. The lower mold is configured to carry the semiconductor device. The upper mold is disposed above the lower mold for receiving the semiconductor device and includes a mold part and a dynamic part. The mold part is configured to cover the upper surface of the semiconductor device. The dynamic part is disposed around a device receiving region of the upper mold and configured to move relatively to the mold part. A molding method and a molded semiconductor device are also provided.Type: ApplicationFiled: April 29, 2019Publication date: October 29, 2020Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Sheng-Feng Weng, Ching-Hua Hsieh, Chung-Shi Liu, Chih-Wei Lin, Sheng-Hsiang Chiu, Yao-Tong Lai, Chia-Min Lin
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Publication number: 20200333687Abstract: A method for adjusting an optical system is provided, including a positioning device positioning a first optical module; a measuring device measuring an angular difference between a main axis of the first optical module and an optical axis of an optical element sustained by the first optical module to obtain a measurement information; an adjusting device changing the shape of an adjustment assembly of the first optical module according to the measurement information; and assembling the first optical module with an optical object, wherein the optical axis of the optical element is parallel to a central axis of the optical object.Type: ApplicationFiled: January 14, 2020Publication date: October 22, 2020Inventors: Chao-Chang HU, Chih-Wei WENG, Shu-Shan CHEN, Yung-Hsien YEH, Sin-Jhong SONG
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Publication number: 20200336629Abstract: A camera module optical system is provided, having a main axis, including an optical module and an adjustment assembly. The optical module is configured to hold an optical element having an optical axis. The adjustment assembly is configured to adjust the optical axis of the optical module parallel to the main axis. The optical module and the adjustment assembly are arranged along the main axis, wherein the adjustment assembly does not overlap the optical module when viewed in a first direction that is perpendicular to the main axis.Type: ApplicationFiled: January 14, 2020Publication date: October 22, 2020Inventors: Chao-Chang HU, Chih-Wei WENG, Shu-Shan CHEN, Yung-Hsien YEH, Sin-Jhong SONG
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Publication number: 20200310080Abstract: An optical mechanism is provided, including a housing, a holder, a lens received in the holder, a driving assembly, and a base connected to the housing. The holder is movably disposed in the housing, and the lens has a first surface exposed to a first side of the holder and facing a first inner sidewall surface of the housing. The driving assembly is disposed in the housing for driving the holder and the lens to move relative to the housing.Type: ApplicationFiled: July 6, 2018Publication date: October 1, 2020Inventors: Chih-Wei WENG, Shao-Kuang HUANG, Sin-Jhong SONG
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Publication number: 20200301245Abstract: An optical system is provided and includes a light-sensing element, a reflecting unit and a first driving assembly. The reflecting unit includes a reflecting surface, configured to receive an incident light and to reflect a reflecting light. The reflecting light travels into the light-sensing element. The first driving assembly is configured to control the reflecting unit to move along a first axis direction from a first position to a second position, so as to adjust a focus position of the reflecting light on the light-sensing element, wherein the reflecting surface in the first position is parallel to the reflecting surface in the second position, and a distance between a center of the reflecting unit in the first position and the center of the reflecting unit in the second position is not zero.Type: ApplicationFiled: June 8, 2020Publication date: September 24, 2020Inventors: Chao-Chang HU, Chih-Wei WENG, Cheng-Kai YU
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Patent number: 10775596Abstract: A camera system including a telephoto lens module is provided. The telephoto lens module includes a first image sensor, a first assembly, and a second assembly. The first assembly includes a first driving mechanism and a reflecting member connected to the first driving mechanism. The first driving mechanism is configured to drive the reflecting member to rotate around a first axis and a second axis. The second assembly is disposed between the first assembly and the first image sensor, including a second driving mechanism and a first lens. The second driving mechanism is configured to drive the first lens to move along a third axis. The first, second, and third axes are not parallel to each other. When light enters the telephoto lens along the first axis, light is reflected by the reflecting member and through the first lens along the third axis to the first image sensor.Type: GrantFiled: October 12, 2018Date of Patent: September 15, 2020Assignee: TDK TAIWAN CORP.Inventors: Chao-Chang Hu, Chen-Hsien Fan, Cheng-Kai Yu, Chih-Wei Weng, Shu-Shan Chen
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Patent number: 10761403Abstract: The present disclosure relates to an aperture unit having an optical axis. The aperture unit includes a fixed portion, a movable portion, a first blade and a driving component. The movable portion is movably connected to the fixed portion, the first blade movably connects to the movable portion and the fixed portion, and the driving component connects to the movable portion to move the movable portion relative to the fixed portion in a first moving dimension. When the movable portion is moved relative to the fixed portion in the first moving dimension, the first blade is driven by the movable portion to move relative to the fixed portion in a second moving dimension, and the first moving dimension and the second moving dimension are different.Type: GrantFiled: January 25, 2019Date of Patent: September 1, 2020Assignee: TDK TAIWAN CORP.Inventors: Chao-Hsi Wang, Chao-Chang Hu, Kuen-Wang Tsai, Chih-Wei Weng
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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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Publication number: 20200272025Abstract: 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: ApplicationFiled: February 25, 2020Publication date: August 27, 2020Inventors: Chao-Chang HU, Chao-Hsi WANG, Chih-Wei WENG, Kuen-Wang TSAI, Sin-Jhong SONG