Patents by Inventor Qing-Long Deng

Qing-Long Deng 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: 20250224609
    Abstract: A head-mounted display device includes a body, a first optical lens group, and a second optical lens group. The body has a first and second lens holders respectively used to accommodate a first and second lenses corresponding to both eyes. An inner wall of the first lens holder has two first combining portions. An inner wall of the second lens holder has two second combining portions. The first and second optical lens groups are installed in the body and respectively correspond to the first lens holder and the second lens holder. When the first lens is accommodated in the first lens holder, two third combining portions of the first lens are combined with the first combining portions, and a gap is maintained between the first lens and the first optical lens group. When the second lens is accommodated in the second lens holder, two fourth combining portions of the second lens are combined with the second combining portions, and a gap is maintained between the second lens and the second optical lens group.
    Type: Application
    Filed: November 21, 2024
    Publication date: July 10, 2025
    Applicant: HTC Corporation
    Inventors: Wan-Hsieh Liu, Li-Hsun Chang, Qing-Long Deng
  • Patent number: 12326561
    Abstract: A waveguide device includes a first diffractive element, a second diffractive element, a third diffractive element, and a waveguide element. The first diffractive element has a first grating configured to diffract light of a wavelength to propagate with a first diffraction angle. The second diffractive element has a second grating configured to diffract the light of the wavelength to propagate with a second diffraction angle. The third diffractive element has a third grating and a fourth grating. The third grating is configured to diffract the light of the wavelength to propagate with the first diffraction angle. The fourth grating is configured to diffract the light of the wavelength to propagate with the second diffraction angle. The waveguide element configured to guide light propagated from the first diffractive element and the second diffractive element to the third diffractive element.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: June 10, 2025
    Assignee: HTC Corporation
    Inventor: Qing-Long Deng
  • Publication number: 20240361503
    Abstract: An optical element includes a holographic pinhole array. The holographic pinhole array includes a plurality of holographic pinhole grating sets. The holographic pinhole grating sets are configured to diffract light incident on the optical element into a plurality of light beams respectively. Each of the light beams has a field of view.
    Type: Application
    Filed: April 23, 2024
    Publication date: October 31, 2024
    Inventor: Qing-Long DENG
  • Publication number: 20240118552
    Abstract: A method of manufacturing a holographic element used in a projection device is provided. The projection device has a light source configured to emit light conforming to a non-uniform light intensity distribution function. The method includes: multiplying the non-uniform light intensity distribution function by a diffraction intensity and angle function of a grating to obtain a product function; determining whether the product function is substantially equal to 1 in a predetermined range of angle or wavelength; if the the determination result is yes, determining a pair of incident angles respectively of a reference beam and a signal beam according to the diffraction intensity and angle function; and recording a holographic material with the reference beam and the signal beam respectively at the pair of incident angles, so as to manufacture a holographic element with the grating therein.
    Type: Application
    Filed: September 28, 2023
    Publication date: April 11, 2024
    Inventors: Qing-Long DENG, Chih-Ying CHEN
  • Publication number: 20240077677
    Abstract: A waveguide device includes a first diffractive element, a second diffractive element, a third diffractive element, and a waveguide element. The first diffractive element is configured to diffract light of a wavelength to propagate with a diffraction angle. The second diffractive element is configured to diffract the light of the wavelength to propagate with the diffraction angle. The third diffractive element is configured to diffract the light of the wavelength to propagate with the diffraction angle. The waveguide element is configured to guide the light of the wavelength to propagate from the first diffractive element to the second diffractive element and the third diffractive element. Diffraction efficiencies of the second diffractive element and the third diffractive element are different.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 7, 2024
    Inventors: Qing-Long DENG, Chih-Ying CHEN
  • Patent number: 11892642
    Abstract: An electronic apparatus includes a housing and a covering structure. The housing has a light transmission portion. The covering structure includes a plurality of coating layers sequentially stacked above the light transmission portion. The coating layers respectively have different thicknesses, different refractive indices, different reflectivities, and different transmissivities. Reflected light of the coating layers presents a virtual image with a pattern.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: February 6, 2024
    Assignee: HTC Corporation
    Inventors: Li-Hsun Chang, Kuan-Ying Ou, Qing-Long Deng
  • Publication number: 20230324593
    Abstract: A method of manufacturing an optical element includes steps of: exposing a photopolymer to a plurality of kinds of light for a plurality of cycles, in which each of the cycles includes a plurality of exposure time sequences respectively corresponding to the kinds of light, and any adjacent two of the exposure time sequences of the cycles correspond to two of the kinds of light; and fixing the exposed photopolymer to form a holographic optical element having a plurality of holographic gratings respectively formed by the kinds of light.
    Type: Application
    Filed: April 7, 2023
    Publication date: October 12, 2023
    Inventor: Qing-Long Deng
  • Patent number: 11533368
    Abstract: The disclosure provides an augmented reality (AR) information transmission system and an AR information transmission method. The AR information transmission system includes a wireless information transmission device. The wireless information transmission device includes a directivity transmitter and a processor. The processor is configured to: obtain AR information and convert the AR information into a wireless signal; and control the directivity transmitter to send the wireless signal toward a designated direction.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: December 20, 2022
    Assignee: HTC Corporation
    Inventor: Qing-Long Deng
  • Patent number: 11442243
    Abstract: The head mounted display device includes a tube, a reflecting mirror, an infrared camera, and an imaging lens. The reflecting mirror is arranged in the tube. The reflecting mirror has a first plane and a second plane connected in sequence, wherein the first plane and the second plane have normal vectors that are not parallel to each other. The infrared camera receives the reflected image beam from the second plane of the reflecting mirror, wherein the second plane of the reflecting mirror receives the image beam to generate the reflected image beam. The imaging lens is arranged at the first open end of the tube.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: September 13, 2022
    Assignee: HTC Corporation
    Inventors: Yen-Fang Cheng, Iok Kan Choi, Qing-Long Deng
  • Publication number: 20220146831
    Abstract: A waveguide device includes a first diffractive element, a second diffractive element, a third diffractive element, and a waveguide element. The first diffractive element has a first grating configured to diffract light of a wavelength to propagate with a first diffraction angle. The second diffractive element has a second grating configured to diffract the light of the wavelength to propagate with a second diffraction angle. The third diffractive element has a third grating and a fourth grating. The third grating is configured to diffract the light of the wavelength to propagate with the first diffraction angle. The fourth grating is configured to diffract the light of the wavelength to propagate with the second diffraction angle. The waveguide element configured to guide light propagated from the first diffractive element and the second diffractive element to the third diffractive element.
    Type: Application
    Filed: November 8, 2021
    Publication date: May 12, 2022
    Applicant: HTC Corporation
    Inventor: Qing-Long DENG
  • Patent number: 11181995
    Abstract: A traceable optical device is capable of being tracked by an electronic device having an image sensor. The traceable optical device includes a light guide member, at least one light source, and a shielding member. The light guide member has at least one light-incident surface and a light-emitting surface connected to each other. The light source is configured to emit light into the light guide member from the light-incident surface. The shielding member shields the light guide member and has at least one light transmission area.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: November 23, 2021
    Assignee: HTC Corporation
    Inventors: Qing-Long Deng, Li-Hsun Chang
  • Patent number: 11137526
    Abstract: A head-mounted display includes an optical component. The optical component includes a plurality of micro lenses and a central lens. The micro lenses are connected to each other. The central lens is connected among and surrounded by the micro lenses. The central lens and the micro lenses are substantially arranged along a plane.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: October 5, 2021
    Assignee: HTC Corporation
    Inventor: Qing-Long Deng
  • Patent number: 11086136
    Abstract: An image display system includes a projector, an image display element, and at least one actuator. The projector is configured to project laser light. The image display element is configured to display an image using the projected laser light. The at least one actuator is configured to vibrate the image display element.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: August 10, 2021
    Assignee: HTC Corporation
    Inventors: Qing-Long Deng, Yu-Sheng Lee, Yen-Chieh Wang
  • Publication number: 20210141190
    Abstract: The head mounted display device includes a tube, a reflecting mirror, an infrared camera, and an imaging lens. The reflecting mirror is arranged in the tube. The reflecting mirror has a first plane and a second plane connected in sequence, wherein the first plane and the second plane have normal vectors that are not parallel to each other. The infrared camera receives the reflected image beam from the second plane of the reflecting mirror, wherein the second plane of the reflecting mirror receives the image beam to generate the reflected image beam. The imaging lens is arranged at the first open end of the tube.
    Type: Application
    Filed: July 6, 2020
    Publication date: May 13, 2021
    Applicant: HTC Corporation
    Inventors: Yen-Fang Cheng, Iok Kan Choi, Qing-Long Deng
  • Patent number: 11002906
    Abstract: A waveguide device includes two diffractive optical elements, a waveguide element, and two polarizing units. Each of the diffractive optical elements has a grating configured to diffract light of a wavelength to propagate with a diffraction angle. The waveguide element is configured to guide light propagated from one of the diffractive optical elements to the other of the diffractive optical elements. The polarizing units are at opposite surfaces of the waveguide element and optically coupled between the diffractive optical elements. Each of the polarizing units is configured to reflect light of a first polarization characteristic and transmit light of a second polarization characteristic.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: May 11, 2021
    Assignee: HTC Corporation
    Inventor: Qing-Long Deng
  • Publication number: 20200336568
    Abstract: The disclosure provides an augmented reality (AR) information transmission system and an AR information transmission method. The AR information transmission system includes a wireless information transmission device. The wireless information transmission device includes a directivity transmitter and a processor. The processor is configured to: obtain AR information and convert the AR information into a wireless signal; and control the directivity transmitter to send the wireless signal toward a designated direction.
    Type: Application
    Filed: March 23, 2020
    Publication date: October 22, 2020
    Applicant: HTC Corporation
    Inventor: Qing-Long Deng
  • Patent number: 10712641
    Abstract: A projection apparatus includes a light source, a light reflective member, a light valve, and a light beam adjusting member. The light source is configured to provide an illumination beam. The light reflective member is configured to reflect the illumination beam. The light valve is configured to convert the illumination beam reflected by the light reflective member into an image beam. The light beam adjusting member is optically coupled between the light source and the light reflective member and includes a collimating lens module. The collimating lens module has a light entering surface and a light leaving surface respectively at opposite sides thereof. The light entering surface and the light leaving surface respectively have a first optical axis and a second optical axis extending along different directions.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: July 14, 2020
    Assignee: HTC Corporation
    Inventors: Qing-Long Deng, Hsiu-Cheng Wang
  • Publication number: 20200209471
    Abstract: A waveguide device includes two diffractive optical elements, a waveguide element, and two polarizing units. Each of the diffractive optical elements has a grating configured to diffract light of a wavelength to propagate with a diffraction angle. The waveguide element is configured to guide light propagated from one of the diffractive optical elements to the other of the diffractive optical elements. The polarizing units are at opposite surfaces of the waveguide element and optically coupled between the diffractive optical elements. Each of the polarizing units is configured to reflect light of a first polarization characteristic and transmit light of a second polarization characteristic.
    Type: Application
    Filed: January 2, 2020
    Publication date: July 2, 2020
    Inventor: Qing-Long DENG
  • Publication number: 20200183162
    Abstract: A waveguide device includes two holographic optical elements and a waveguide element. Each of the holographic optical elements has a first holographic grating and a second holographic grating. The first holographic grating is configured to diffract light of a first wavelength to propagate with a first diffraction angle. The second holographic grating is configured to diffract light of a second wavelength to propagate with a second diffraction angle. The waveguide element is configured to guide light propagated from one of the holographic optical elements to another of the holographic optical elements.
    Type: Application
    Filed: December 5, 2019
    Publication date: June 11, 2020
    Inventor: Qing-Long DENG
  • Publication number: 20200110270
    Abstract: An electronic apparatus includes a housing and a covering structure. The housing has a light transmission portion. The covering structure includes a plurality of coating layers sequentially stacked above the light transmission portion. The coating layers respectively have different thicknesses, different refractive indices, different reflectivities, and different transmissivities. Reflected light of the coating layers presents a virtual image with a pattern.
    Type: Application
    Filed: October 4, 2019
    Publication date: April 9, 2020
    Inventors: Li-Hsun CHANG, Kuan-Ying OU, Qing-Long DENG