Patents by Inventor Chih-Wen Chiang

Chih-Wen Chiang 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).

  • Publication number: 20200209516
    Abstract: An optical system is provided and includes a fixed assembly, a movable element, a movable assembly, a driving module and a stopping assembly. The fixed assembly defines a main axis. The movable element is movable relative to the fixed assembly and is connected to a first optical element. The movable assembly is connected to the movable element. The driving module is configured to drive the movable assembly so as to drive the movable element to move relative to the fixed assembly. The stopping assembly is configured to limit the range of motion of the movable element.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Chen-Er HSU, Fu-Yuan WU, Shou-Jen LIU, Chih-Wei WENG, Mao-Kuo HSU, Hsueh-Ju LU, Che-Hsiang CHIU
  • Publication number: 20200209439
    Abstract: An optical system is provided and includes a fixed assembly, a movable element and a driving module. The fixed assembly has a main axis. The movable element is movable relative to the fixed assembly and has a surface facing a first optical element. The driving module is configured to drive the movable element to move relative to the fixed assembly.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Chen-Er HSU, Fu-Yuan WU, Shou-Jen LIU, Chih-Wei WENG, Mao-Kuo HSU, Hsueh-Ju LU, Che-Hsiang CHIU
  • Publication number: 20200209513
    Abstract: An optical system is provided and includes a fixed assembly, a movable element and a driving module. The fixed assembly has a main axis. The movable element is movable relative to the fixed assembly and coupled to a first optical element. The driving module is configured to drive the movable element to move relative to the fixed assembly. The driving module includes a first driving assembly and a second driving assembly, and the first driving assembly and the second driving assembly are individually operable.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Chen-Er HSU, Fu-Yuan WU, Shou-Jen LIU, Chih-Wei WENG, Mao-Kuo HSU, Hsueh-Ju LU, Che-Hsiang CHIU
  • Publication number: 20200209521
    Abstract: A reflective element driving module includes a first reflective element, a second reflective element, and a driving assembly. The first reflective element has a first reflective surface, disposed to correspond to the incident light, wherein the light has an optical axis. The second reflective element has a second reflective surface, disposed to correspond to the light reflected by the first reflective element, and is movable relative to the first reflective element. The driving assembly is configured to drive the second reflective element to move relative to the first reflective element, wherein the first reflective surface and the second reflective surface face different directions.
    Type: Application
    Filed: December 26, 2019
    Publication date: July 2, 2020
    Inventors: Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Sin-Jhong SONG
  • Publication number: 20200213493
    Abstract: A calibration method of an optical system is provided, wherein the optical system includes a movable element that can move within an operation interval. The calibration method includes the step of establishing a relationship between the operation interval and an electrical signal coding sequence. The calibration method further includes the step of establishing a relationship between the operation interval and a sensing signal coding sequence.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Yi-Chun CHENG, Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Tsung-Tung LI, Sin-Jhong SONG
  • Publication number: 20200209515
    Abstract: An optical system is provided, including a fixed assembly, a plurality of movable members, and a plurality of driving assemblies respectively connected to the movable members. The movable members are connected to an optical element and movable relative to the fixed assembly. The driving assemblies respectively drive the movable members to move relative to the fixed assembly in different time intervals.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Inventors: Yi-Chun CHENG, Chao-Chang HU, Che-Wei CHANG, Chih-Wen CHIANG, Tsung-Tung LI, Sin-Jhong SONG
  • Publication number: 20200064884
    Abstract: Provided is a notebook computer with a functional body, including a host, a functional body and a display body. The host has a keyboard portion and a receiving portion, and a height difference is formed between the keyboard portion and the receiving portion. The functional body has a first end and a second end. The first end is in pivot connection to the keyboard portion of the host. The display body has a display portion and a base. The second end of the functional body is in pivot connection to the display body. The display body is adapted to be rotated relative to the host and the functional body, so that the base is in contact with the receiving portion to switch to a folded state or a first unfolded state. The functional body is adapted to be rotated relative to the host, so that the base of the display body is relatively away from the receiving portion to switch to a second unfolded state.
    Type: Application
    Filed: August 22, 2019
    Publication date: February 27, 2020
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Han-Tsai Liu, Chih-Wen Chiang, Jyh-Chyang Tzou, Hsin Yeh, Yao-Hsien Yang, Cheng-Ya Chi
  • Patent number: 10434816
    Abstract: A stylus suitable for an electronic device is provided. The stylus comprises a pen barrel and a core. The pen barrel has a sidewall and at least one first protrusion, and the first protrusion is located at an inner side of the sidewall. The core movably passes through the pen barrel. The core has a pen tip and at least one second protrusion. Under a first status, the first protrusion and the second protrusion are dislocated from each other. Under a second status, the first protrusion and the second protrusion are aligned with each other to make a part of pen barrel expand and deform.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: October 8, 2019
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Hsin Yeh, Chih-Wen Chiang, Jyh-Chyang Tzou, Wei-Hao Lan
  • Publication number: 20190278325
    Abstract: A cover structure is suitable for a portable device. The cover structure includes a body, a first flexible component, an accommodation component, a second flexible component and a connection component. The first flexible component is connected to the body, and the accommodation component is connected to the first flexible component. The accommodation component has an accommodation groove configured for accommodating an object. The second flexible component is connected to the accommodation component, and the first flexible component. The connection component is connected to the second flexible component. The connection component is connected to the body, and the connection component is configured for being connected to a portable device. An electronic device is also provided.
    Type: Application
    Filed: June 6, 2018
    Publication date: September 12, 2019
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Hsin Yeh, Chih-Wen Chiang, Jyh-Chyang Tzou
  • Patent number: 10310625
    Abstract: A shell structure including a casing and a frame is provided. The casing includes an elastic material structure and a fiber structure, wherein the fiber structure is intermixed with the elastic material structure, and the casing has at least two sides adjacent to each other. The frame is wrapped by the casing, wherein the casing and the frame have at least one buffering space therebetween, and the buffering space is aligned to a border between the two sides. In addition, a manufacturing method of the shell structure is also provided.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: June 4, 2019
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Bar-Long Denq, Chun-Ping Li, Chih-Wen Chiang, Chien-Chu Chen
  • Patent number: 10088912
    Abstract: A covering film adapted to a keyboard module is provided. The covering film includes a semi-translucent layer. The semi-translucent layer has a plurality of first pressing regions and covers the keyboard module. The first pressing regions are aligned to a plurality of input regions of the keyboard module respectively, and each of the first pressing regions has a patterned indentation. In addition, an electronic device having the covering film is also provided.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: October 2, 2018
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Bar-Long Denq, Chun-Ping Li, Chih-Wen Chiang, Chien-Chu Chen
  • Publication number: 20180056633
    Abstract: A foam wall panel contains: a polyurethane (PU) layer and a polyurethane (PU) foaming substrate. The PU layer has a thickness of 0.2 mm to 0.5 mm, and the PU foaming substrate has a density of 0.2 g/cm3 to 0.29 g/cm3. A foam mold is configured to melt and to adhere the PU layer with a part of the PU foaming substrate so as to form a body, and a thickness of a cross section of the PU foaming substrate is within 0.5 cm to 2 cm. A holder has a cavity, a first radian, multiple orifices, and an air channel, wherein the air channel has successive arcuations arranged therein so as to exhaust air and to accommodate the part of the PU foaming substrate. A cover is rotatably connected with a first end of the holder, and the cover includes a second radian corresponding to the cavity.
    Type: Application
    Filed: August 25, 2016
    Publication date: March 1, 2018
    Inventor: Chih-Wen Chiang
  • Publication number: 20180056555
    Abstract: A foam wall panel contains: a prepolymer PU leather layer and a polyurethane (PU) foaming substrate. The prepolymer PU leather layer has a thickness of 0.2 mm to 0.5 mm, and the PU foaming substrate has a density of 0.2 g/cm3 to 0.29 g/cm3. A foam mold is configured to melt and to adhere the prepolymer PU leather layer with a part of the PU foaming substrate so as to form a body, and a thickness of a cross section of the PU foaming substrate is within 0.5 cm to 2 cm. A holder has a cavity, a first radian, multiple orifices, and an air channel, wherein the air channel has successive arcuations arranged therein so as to exhaust air and to accommodate the part of the PU foaming substrate. A cover is rotatably connected with a first end of the holder, and the cover includes a second radian corresponding to the cavity.
    Type: Application
    Filed: October 13, 2017
    Publication date: March 1, 2018
    Inventor: Chih-Wen Chiang
  • Publication number: 20170239977
    Abstract: A stylus suitable for an electronic device is provided. The stylus comprises a pen barrel and a pen core. The pen barrel has a sidewall and at least one first protrusion, and the first protrusion is located at an inner side of the sidewall. The pen core movably passes through the pen barrel. The pen core has a pen tip and at least one second protrusion. Under a first status, the first protrusion and the second protrusion are dislocated from each other. Under a second status, the first protrusion and the second protrusion are aligned with each other to make a part of pen barrel expand and deform.
    Type: Application
    Filed: February 13, 2017
    Publication date: August 24, 2017
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Hsin Yeh, Chih-Wen Chiang, Jyh-Chyang Tzou, Wei-Hao Lan
  • Patent number: 9414140
    Abstract: An electronic device includes a case, a speaker, a supporting stand, and a waterproof breathable membrane. The case includes a first inner space and a through hole connected to the first inner space. The speaker is disposed in the first inner space, and produces sound waves outwards from the through hole. The supporting stand connects the case to cover the through hole. The supporting stand includes a sound hole and a second inner space connected to the sound hole and the through hole. The waterproof breathable membrane covers one of the sound hole and the through hole.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: August 9, 2016
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Shing-Da Wang, Chih-Wen Chiang, Chang-Yuan Wu, Yi-Chang Wu, Hsin-Chih Hsiao, Yen-Ling Liu, Chien-Chu Chen
  • Publication number: 20160209931
    Abstract: A covering film adapted to a keyboard module is provided. The covering film includes a semi-translucent layer. The semi-translucent layer has a plurality of first pressing regions and covers the keyboard module. The first pressing regions are aligned to a plurality of input regions of the keyboard module respectively, and each of the first pressing regions has a patterned indentation. In addition, an electronic device having the covering film is also provided.
    Type: Application
    Filed: December 28, 2015
    Publication date: July 21, 2016
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Bar-Long Denq, Chun-Ping Li, Chih-Wen Chiang, Chien-Chu Chen
  • Publication number: 20160212867
    Abstract: A shell structure including a casing and a frame is provided. The casing includes an elastic material structure and a fiber structure, wherein the fiber structure is intermixed with the elastic material structure, and the casing has at least two sides adjacent to each other. The frame is wrapped by the casing, wherein the casing and the frame have at least one buffering space therebetween, and the buffering space is aligned to a border between the two sides. In addition, a manufacturing method of the shell structure is also provided.
    Type: Application
    Filed: December 28, 2015
    Publication date: July 21, 2016
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Bar-Long Denq, Chun-Ping Li, Chih-Wen Chiang, Chien-Chu Chen
  • Patent number: 9242426
    Abstract: A composite plate structure including a fiber composite sheet, a metal layer, and a resin layer is provided. The fiber composite sheet includes a first fiber layer, a core layer, and a second fiber layer. The core layer is disposed between the first fiber layer and the second fiber layer. The metal layer is disposed on the fiber composite sheet and has at least one opening. A portion of the second fiber layer is located in the opening. The resin layer is disposed on the metal layer. In addition, a manufacturing method of the composite plate structure is also provided.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: January 26, 2016
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Jung-Chin Wu, Po-An Lin, Han-Ching Huang, Chih-Wen Chiang, Yen-Ling Liu
  • Publication number: 20140178668
    Abstract: A method for manufacturing a soft foamed assembly includes a first step of providing a mold having an interior formed with a predetermined die cavity, a second step of fixing a polyurethane (PU) synthetic skin in the die cavity of the mold, a third step of filling a polyurethane (PU) liquid substance into the die cavity of the mold, a fourth step of closing the die cavity of the mold, and a fifth step of foaming the PU liquid substance in the die cavity of the mold to form a soft foamed body which is combined with the PU synthetic skin so as to form a soft foamed assembly consisting of the soft foamed body and the PU synthetic skin. Thus, the soft foamed assembly is made easily and quickly.
    Type: Application
    Filed: December 20, 2012
    Publication date: June 26, 2014
    Inventor: Chih-Wen Chiang
  • Patent number: D744999
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: December 8, 2015
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Chien-Chu Chen, Pei Wang, Chun-Ting Lee, Yi-Cheng Tsao, Ching-Tai Chang, Kun-Hsin Liu, Yao-Tsung Yeh, Chih-Wen Chiang