Patents by Inventor Yi-Jung CHIU

Yi-Jung CHIU 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: 20220413607
    Abstract: An optical system includes an eye-tracker and a head-mounted display for providing accurate eye-tracking in interactive virtual environment. The eye-tracker includes a sensor module captures one or multiple eye images of a user. The head-mounted display includes a processor and a display for presenting the user interface. The processor provides a user interface which includes one or multiple UI elements based on one or multiple gaze points of the user which are computed based on the one or multiple eye images, acquires the distance between an estimated gaze point of the user and each UI element, acquires the score of each UI element based on the distance between the estimated gaze point and each UI element, and sets a specific UI element with a highest score as the target UI element associated with the estimated gaze point of the user.
    Type: Application
    Filed: June 27, 2022
    Publication date: December 29, 2022
    Applicant: Ganzin Technology, Inc.
    Inventors: Kuan-Ling Liu, Po-Jung Chiu, Yi-Heng Wu, Kuei-An Li, Shao-Yi Chien
  • Publication number: 20220413606
    Abstract: An optical system includes an eye-tracking module and a head-mounted display. The eye-tracking module includes a first sensor module configured to capture an eye image of a user. The head-mounted display includes a processor configured to provide a user interface based on a gaze point of the user computed based on the eye image, and a display configured to present the user interface. The user interface includes a virtual FoV and at least one UI element for receiving a gaze command from the user. The at least one UI element is arranged within the FoV of the user and located outside a range of the virtual FoV of the user interface.
    Type: Application
    Filed: June 27, 2022
    Publication date: December 29, 2022
    Applicant: Ganzin Technology, Inc.
    Inventors: Kuan-Ling Liu, Po-Jung Chiu, Yi-Heng Wu, Kuei-An Li, Shao-Yi Chien
  • Publication number: 20220413605
    Abstract: During an eye-tracking operation of an optical system, one or multiple eye images are captured. One or multiple gaze points of the user are computed based on the one or multiple eye images of the user. A user interface containing one or multiple UI elements is provided based on the one or multiple gaze points of the user. A performance map of the eye-tracking operation is provided based on the one or multiple eye images of the user. At least one UI element is adjusted based on the performance map of the eye-tracking operation.
    Type: Application
    Filed: June 27, 2022
    Publication date: December 29, 2022
    Applicant: Ganzin Technology, Inc.
    Inventors: Kuan-Ling Liu, Po-Jung Chiu, Yi-Heng Wu, Kuei-An Li, Shao-Yi Chien
  • Publication number: 20220400247
    Abstract: An augmented reality display device including a virtual image display and a controller is provided. The virtual image display is configured to provide a left eye virtual image and a right eye virtual image to a left eye and a right eye of a user, respectively. The controller is electrically connected to the virtual image display, and is configured to command the virtual image display to display a left eye virtual mark and a right eye virtual mark, corresponding to a real mark in space, in the left eye virtual image and the right eye virtual image, respectively, and calculate an interpupillary distance between the left eye and the right eye according to a deviation of the left eye virtual mark with respect to the real mark and a deviation of the right eye virtual mark with respect to the real mark.
    Type: Application
    Filed: April 7, 2022
    Publication date: December 15, 2022
    Applicant: Acer Incorporated
    Inventors: Tsung-Wei Tu, Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li
  • Publication number: 20220394235
    Abstract: A stereoscopic display, including a display panel and a lenticular plate is provided. The display panel has multiple pixels arranged in an array. The lenticular plate has multiple lenticulars. Each of the lenticulars extends along an extending direction, and the lenticulars are arranged along a periodical direction. The pixels are divided into multiple group. The lenticular plate transmits lights emitted by the pixels of different groups towards multiple different viewing zones, so as to form a stereoscopic vision. In the periodical direction, a pitch of the pixels of the same group is greater than a pitch of the lenticulars.
    Type: Application
    Filed: January 11, 2022
    Publication date: December 8, 2022
    Applicant: Acer Incorporated
    Inventor: Yi-Jung Chiu
  • Patent number: 11515471
    Abstract: A method for fabricating semiconductor device includes the steps of forming an inter-metal dielectric (IMD) layer on a substrate, forming a trench in the IMD layer, forming a synthetic antiferromagnetic (SAF) layer in the trench, forming a metal layer on the SAF layer, planarizing the metal layer and the SAF layer to form a metal interconnection, and forming a magnetic tunneling junction (MTJ) on the metal interconnection.
    Type: Grant
    Filed: August 9, 2020
    Date of Patent: November 29, 2022
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chiu-Jung Chiu, Ya-Sheng Feng, I-Ming Tseng, Yi-An Shih, Yu-Chun Chen, Yi-Hui Lee, Chung-Liang Chu, Hsiu-Hao Hu
  • Publication number: 20220335692
    Abstract: Augmented reality glasses including a first image source, a second image source and a lens set are provided. The first image source emits a first image beam. The second image source emits a second image beam. The lens set includes a first lens and a second lens and disposed on the path of the image beams. A gap is disposed between the first lens and the second lens. The refractive index of the gap is lower than that of the first lens. The image beams enter the lens set at an incident surface of the lens set, are reflected at a first surface of the first lens, and exit the lens set at an exit surface. The optical path length of the first image beam from the first image source to the eyes is different from that of the second image beam from the second image source to the eyes.
    Type: Application
    Filed: May 27, 2021
    Publication date: October 20, 2022
    Applicant: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih
  • Publication number: 20220334397
    Abstract: A head mounted display including two display units is provided. An included angle between the two display units is greater than 0 degrees and less than 180 degrees. Each of the two display units includes a display device, a condenser lens and a prism. The condenser lens overlaps the display device. The prism overlaps the condenser lens and the display device. A material of one of the condenser lens and the prism includes flint glass, and a material of the other of the condenser lens and the prism includes crown glass.
    Type: Application
    Filed: April 18, 2022
    Publication date: October 20, 2022
    Applicant: Acer Incorporated
    Inventors: Tsung-Wei Tu, Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li
  • Patent number: 11476410
    Abstract: A semiconductor device includes a substrate having a magnetic random access memory (MRAM) region and a logic region, a first metal interconnection on the MRAM region, a second metal interconnection on the logic region, a stop layer extending from the first metal interconnection to the second metal interconnection, and a magnetic tunneling junction (MTJ) on the first metal interconnection. Preferably, the stop layer on the first metal interconnection and the stop layer on the second metal interconnection have different thicknesses.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: October 18, 2022
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Yu-Chun Chen, Yen-Chun Liu, Ya-Sheng Feng, Chiu-Jung Chiu, I-Ming Tseng, Yi-An Shih, Yi-Hui Lee, Chung-Liang Chu, Hsiu-Hao Hu
  • Publication number: 20220299789
    Abstract: A stereoscopic display device including a display panel and an optical element is provided. The optical element is disposed on a display surface of the display panel. The optical element includes a lenticular lens array. The lenticular lens array includes a plurality of lenticular lenses extending in a first direction. The lenticular lenses are arranged in a second direction. The optical element includes a center line extending in the first direction. The lenticular lenses include a first lenticular lens and a second lenticular lens. The distance between the first lenticular lens and the center line is smaller than the distance between the second lenticular lens and the center line, and the curvature of the first lenticular lens is greater than the curvature of the second lenticular lens.
    Type: Application
    Filed: April 20, 2021
    Publication date: September 22, 2022
    Applicant: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih
  • Publication number: 20220243897
    Abstract: A light emitting device including a lighting unit and a conversion material is disclosed. The conversion material is configured to convert a part of the invisible light emitted from the lighting unit into a visible light, which indicates that the lighting unit is in operation. The spectral energy of visible light is less than 20% of the spectral energy measured within a wavelength range of 200 nm to 380 nm.
    Type: Application
    Filed: January 25, 2022
    Publication date: August 4, 2022
    Inventors: Wei-Te CHENG, Kai-Chieh LIANG, Kuo-Ming CHIU, Fang-Jung SUN, Chun-Chieh CHANG, Yi-Fei LEE
  • Patent number: 11360315
    Abstract: Augmented reality eyeglasses having a structured light detecting function and including a laser projector, an eyeglass lens, at least one first diffractive optical element (DOE) film, an invisible light camera and a second DOE film are provided. The laser projector is configured to emit at least one invisible beam and an image beam. The at least one first DOE film is disposed on the eyeglass lens. The first DOE film is configured to diffract the invisible beam into a structured beam. The structured beam is transmitted to an object to be detected, so as to form a light pattern on the object to be detected. The invisible light camera is configured to photograph the light pattern on the object to be detected. The second DOE film is disposed on the eyeglass lens, and is configured to make the image beam travel to an eye.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: June 14, 2022
    Assignee: Acer Incorporated
    Inventors: Tsung-Wei Tu, Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li
  • Publication number: 20220107498
    Abstract: The invention provides smart glasses having expanding eyebox, which includes a projector and at least one beam translation module. The projector provides an image beam, which is polarized. The at least one beam translation module is disposed on a path of the image beam, and includes an adjustable liquid crystal panel and a birefringent crystal plate. The adjustable liquid crystal panel is disposed on the path of the image beam and configured to adjust an amount of phase retardation of the image beam. The birefringent crystal plate is disposed on a path of the image beam from the adjustable liquid crystal panel. After the amount of phase retardation of the image beam is adjusted through the adjustable liquid crystal panel, a translation in a direction parallel to a beam-emitting surface of the birefringent crystal plate occurs on the image beam exited from the birefringent crystal plate.
    Type: Application
    Filed: December 3, 2020
    Publication date: April 7, 2022
    Applicant: Acer Incorporated
    Inventors: Tsung-Wei Tu, Shih-Ting Huang, Yi-Jung Chiu, Yen-Hsien Li
  • Patent number: 11281012
    Abstract: Augmented reality glasses are provided. The augmented reality glasses are adapted to be put on in front of the eyes of a user. The augmented reality glasses include at least one image source and a plurality of reflecting mirrors. The at least one image source is configured to provide at least one image beam to the eyes, and the at least one image beam has a plurality of sub-beams. The plurality of reflecting mirrors are disposed on a path of the at least one image beam to respectively reflect the sub-beams. The at least one image beam has at least one first width before being incident on the reflecting mirrors and has at least one second width after being reflected by the reflecting mirrors. The at least one second width is greater than the at least one first width.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: March 22, 2022
    Assignee: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih
  • Patent number: 11281011
    Abstract: A head mounted display including two display units is provided. Each display unit includes a display module and an optical assembly disposed in front of the display module. The display module includes a carrier body and a plurality of light-emitting elements. The carrier body includes a plurality of recesses. Each recess has a bottom surface and a reflective side wall connected to the bottom surface. A plurality of the light-emitting elements are located in the plurality of recesses. Each light-emitting element is disposed on the bottom surface of a corresponding recess. The optical assembly is disposed in front of the display module.
    Type: Grant
    Filed: September 26, 2020
    Date of Patent: March 22, 2022
    Assignee: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih
  • Publication number: 20220082828
    Abstract: Augmented reality glasses are provided. The augmented reality glasses are adapted to be put on in front of the eyes of a user. The augmented reality glasses include at least one image source and a plurality of reflecting mirrors. The at least one image source is configured to provide at least one image beam to the eyes, and the at least one image beam has a plurality of sub-beams. The plurality of reflecting mirrors are disposed on a path of the at least one image beam to respectively reflect the sub-beams. The at least one image beam has at least one first width before being incident on the reflecting mirrors and has at least one second width after being reflected by the reflecting mirrors. The at least one second width is greater than the at least one first width.
    Type: Application
    Filed: October 29, 2020
    Publication date: March 17, 2022
    Applicant: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih
  • Publication number: 20220082830
    Abstract: Augmented reality eyeglasses having a structured light detecting function and including a laser projector, an eyeglass lens, at least one first diffractive optical element (DOE) film, an invisible light camera and a second DOE film are provided. The laser projector is configured to emit at least one invisible beam and an image beam. The at least one first DOE film is disposed on the eyeglass lens. The first DOE film is configured to diffract the invisible beam into a structured beam. The structured beam is transmitted to an object to be detected, so as to form a light pattern on the object to be detected. The invisible light camera is configured to photograph the light pattern on the object to be detected. The second DOE film is disposed on the eyeglass lens, and is configured to make the image beam travel to an eye.
    Type: Application
    Filed: January 19, 2021
    Publication date: March 17, 2022
    Applicant: Acer Incorporated
    Inventors: Tsung-Wei Tu, Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li
  • Patent number: 11209653
    Abstract: A near-eye display apparatus including at least one display unit having a display element and an optical system is provided. The display element provides a light beam. The light beam includes a first light beam and a second light beam having different image information and different polarization states. The optical system includes a first semi-reflective element, a first polarization conversion element, and a polarization reflector, arranged in sequence along an optical axis. The polarization reflector allows a light beam having a first polarization state to pass and reflects a light beam having a second polarization state. The light path and the image distance of the second light beam are greater than the light path and the image distance of the first light beam, and the first light beam and the second light beam are emitted by at least one display unit to form a combined light beam.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: December 28, 2021
    Assignee: Acer Incorporated
    Inventors: Tsung-Wei Tu, Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li
  • Publication number: 20210333552
    Abstract: An optical device combining a spectacle function with an augmented reality function adapted to let an ambient light beam enter an eye of a user is provided. The optical device includes a spectacle lens and a diffractive optical element. The spectacle lens has a first surface facing the eye and a second surface facing away from the eye. The diffractive optical element is disposed on the first surface of the spectacle lens or between the first surface and the second surface of the spectacle lens. The diffractive optical element has a third surface facing the eye and a fourth surface facing away from the eye. The diffractive optical element is a diffractive optical film or a diffractive optical plate. An augmented reality device is also provided.
    Type: Application
    Filed: September 26, 2020
    Publication date: October 28, 2021
    Applicant: Acer Incorporated
    Inventors: Yi-Jung Chiu, Wei-Kuo Shih
  • Publication number: 20210333553
    Abstract: A head mounted display including two display units is provided. Each display unit includes a display module and an optical assembly disposed in front of the display module. The display module includes a carrier body and a plurality of light-emitting elements. The carrier body includes a plurality of recesses. Each recess has a bottom surface and a reflective side wall connected to the bottom surface. A plurality of the light-emitting elements are located in the plurality of recesses. Each light-emitting element is disposed on the bottom surface of a corresponding recess. The optical assembly is disposed in front of the display module.
    Type: Application
    Filed: September 26, 2020
    Publication date: October 28, 2021
    Applicant: Acer Incorporated
    Inventors: Yi-Jung Chiu, Shih-Ting Huang, Yen-Hsien Li, Tsung-Wei Tu, Wei-Kuo Shih