Patents by Inventor Bo-Wen Xiao

Bo-Wen Xiao 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: 20210341999
    Abstract: A head mounted display, including at least one display, an image capture device, a light beam generator, and an optical compensation element, is provided. The display has an open area and generates at least one image light beam. The image capture device is disposed by overlapping with the display corresponding to the open area. The image capture device is configured to capture a target area image through the open area. The light beam generator is configured to project at least one light beam to a target area. The target area reflects the light beam to generate at least one reflection light beam. The optical compensation element is configured to convert a transmission direction of the image light beam and enable the reflection light beam to be directly transmitted to the image capture device.
    Type: Application
    Filed: November 24, 2020
    Publication date: November 4, 2021
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20210302726
    Abstract: A head mounted display includes a tube, a first light beam generator, a second light beam generator, an image capturer and a controller. The first light beam generator is disposed outside the tube and projects a plurality of first light beams to a first range of a target area. The second light beam generator is disposed inside the tube and projects a second light beam to a second range of the target area. The image capturer captures an image on the target area to generate image information. The controller receives the image information and performs an eye-tracking operation according to the image information. The second range is a center range of the target area, and the first range is a surrounding range of the target area.
    Type: Application
    Filed: March 31, 2020
    Publication date: September 30, 2021
    Applicant: HTC Corporation
    Inventors: Bao-Jen Shih, Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 10969865
    Abstract: The disclosure provides a method for transmission of eye tracking information, a head mounted display and a computer device. The method includes: receiving visual content; receiving object information associated with each content object; displaying the visual content, and performing an eye tracking operation on a wearer of the head mounted display; determining, according to the object information of each content object, whether a gaze location corresponds to one of the content objects; and in response to determining that the gaze location corresponds to a first content object of the content objects, transmitting a first indicator associated with the first content object.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: April 6, 2021
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 10935793
    Abstract: A head mounted display comprises a light sensor, a first light source, a second light source, a transflective mirror, a lens, a display and a filter. The first light source is used for generating a first light beam. The second light source is used for generating a second light beam. The transflective mirror is provided on the light paths of the first light beam and the second light beam. The first light source is provided at the periphery of the lens or the light sensor. The first light beam is reflected by a first object, and enters the light sensor via the lens and the transflective mirror in sequence. The second light source is provided at the periphery of the filter. After leaving the second light source, the second light beam is reflected by a second object outside the head mounted display first, and then enters the light sensor via the filter and the transflective mirror in sequence. A using method of the head mounted display is also provided.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: March 2, 2021
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 10771773
    Abstract: A head-mounted display device including a display system and a light modulator is provided. The display system is configured to selectively display a first content to be visually recognized as being superimposed on a scenery of a surrounding environment, or not display the first content. The light modulator, positioned between the display system and the surrounding environment, includes an array of pixels, wherein a portion of the pixels is configured to modulate light to present a display of a second content, while the rest of the pixels are configured to be substantially transparent to light.
    Type: Grant
    Filed: May 11, 2017
    Date of Patent: September 8, 2020
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan, Chun-Ta Lin, Wei-Jen Chang
  • Patent number: 10705343
    Abstract: A head mounted display (HMD) and an image generating method thereof are provided. The HMD includes a display device, an optical converter, an optical shutter and an optical engine. The display device receives an AR image and/or an external image, and transmits a display image along a projection direction. The optical converter receives the display image and adjusts an output angle to project an output image to a target area. The optical shutter opens a transmission path for the external image to the display device during a first time period, and inhibits the transmission path during a second time period, where the first time period is longer than the second time period. A first luminance of the AR image provided by the optical engine in the first time period is lower than a second luminance of the AR image provided by the optical engine in the second time period.
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: July 7, 2020
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan, Hsiu-An Lin
  • Patent number: 10705604
    Abstract: An eye tracking apparatus and a light source control method thereof are provided. The eye tracking apparatus includes a plurality of light sources, an image capturer and a controller. The light sources project a plurality of light beams to a target zone. The image capturer captures a display image on the target zone. The controller turn-off light beams corresponding to a part of light sources according to a contrast ratio of the display image.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: July 7, 2020
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 10679052
    Abstract: A head mounted display device, an object tracking apparatus and a method for tracking object thereof are provided. The object tracking apparatus includes a lens, a light splitting device, a programmable light source and an image extractor. The lens generates and projects a detection light beam to an object. The programmable light source has a plurality of sub-light sources. The sub-light sources respectively project a plurality of light beams to a plurality of positions of the light splitting device. The programmable light source receives a driving signal, and adjusts a light-on status of each of the sub-light sources according to the driving signal. The image extractor extracts a detection image from the object. Wherein, the light splitting device receives at least one of the light beams and generates at least one reflection light beam to the lens, and the lens generates the detection light beam accordingly.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: June 9, 2020
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20200166997
    Abstract: The disclosure provides a method for transmission of eye tracking information, a head mounted display and a computer device. The method includes: receiving visual content; receiving object information associated with each content object; displaying the visual content, and performing an eye tracking operation on a wearer of the head mounted display; determining, according to the object information of each content object, whether a gaze location corresponds to one of the content objects; and in response to determining that the gaze location corresponds to a first content object of the content objects, transmitting a first indicator associated with the first content object.
    Type: Application
    Filed: November 14, 2019
    Publication date: May 28, 2020
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20200033605
    Abstract: A head mounted display comprises a light sensor, a first light source, a second light source, a transflective mirror, a lens, a display and a filter. The first light source is used for generating a first light beam. The second light source is used for generating a second light beam. The transflective mirror is provided on the light paths of the first light beam and the second light beam. The first light source is provided at the periphery of the lens or the light sensor. The first light beam is reflected by a first object, and enters the light sensor via the lens and the transflective mirror in sequence. The second light source is provided at the periphery of the filter. After leaving the second light source, the second light beam is reflected by a second object outside the head mounted display first, and then enters the light sensor via the filter and the transflective mirror in sequence. A using method of the head mounted display is also provided.
    Type: Application
    Filed: July 29, 2019
    Publication date: January 30, 2020
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20190361239
    Abstract: A head mounted display (HMD) and an image generating method thereof are provided. The HMD includes a display device, an optical converter, an optical shutter and an optical engine. The display device receives an AR image and/or an external image, and transmits a display image along a projection direction. The optical converter receives the display image and adjusts an output angle to project an output image to a target area. The optical shutter opens a transmission path for the external image to the display device during a first time period, and inhibits the transmission path during a second time period, where the first time period is longer than the second time period. A first luminance of the AR image provided by the optical engine in the first time period is lower than a second luminance of the AR image provided by the optical engine in the second time period.
    Type: Application
    Filed: November 15, 2018
    Publication date: November 28, 2019
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan, Hsiu-An Lin
  • Publication number: 20190361525
    Abstract: An eye tracking apparatus and a light source control method thereof are provided. The eye tracking apparatus includes a plurality of light sources, an image capturer and a controller. The light sources project a plurality of light beams to a target zone. The image capturer captures a display image on the target zone. The controller turn-off light beams corresponding to a part of light sources according to a contrast ratio of the display image.
    Type: Application
    Filed: October 12, 2018
    Publication date: November 28, 2019
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 10398375
    Abstract: The invention provides a wearable device, a physiological information monitoring system and a physiological information monitoring method. The wearable device includes a device body, a measurement circuit, and a measurement trigger interface. The measurement circuit is disposed on the device body and adapted to perform a physiological information measurement operation to measure a physiological signal and generate physiological information accordingly. The measurement trigger interface is triggered to generate a measurement trigger signal. The measurement circuit performs the physiological information measurement operation in response to the measurement trigger signal.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: September 3, 2019
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Ming-Tien Lin, Tun-Chun Yang, Chih-Jen Hu
  • Patent number: 10390692
    Abstract: A hybrid detection apparatus including a detection device and a functional circuit is provided. The detection device is configured to execute a first detection function, so as to obtain first detection information. The functional circuit is suitable to be removably connected to the detection device. When the functional circuit is connected to the detection device, the detection device controls the functional circuit for performing a second detection function, so as to obtain second detection information. One of the first and the second detection functions is an image capturing function, and another one of the first and the second detection functions is a temperature detection function.
    Type: Grant
    Filed: November 25, 2015
    Date of Patent: August 27, 2019
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Ming-Tien Lin, Chih-Jen Hu
  • Patent number: 10345676
    Abstract: A head mounted display (HMD) device and an image projection method are provided. The head mounted display device includes an optical waveguide device, an image device, an optical conversion layer and a processor. The optical waveguide device receives an image light beam and projects a projection image through a surface. The image device is used to provide the image light beam. The optical conversion layer is disposed overlapping the edge of the surface of the optical waveguide device. The optical conversion layer deflects a portion of the projection image to generate an adjusted projection image according to a command signal, so that the adjusted projection image is transmitted to a projection target. The processor generates the command signal according to a position of the projection target.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: July 9, 2019
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20180332268
    Abstract: A head-mounted display device including a display system and a light modulator is provided. The display system is configured to selectively display a first content to be visually recognized as being superimposed on a scenery of a surrounding environment, or not display the first content. The light modulator, positioned between the display system and the surrounding environment, includes an array of pixels, wherein a portion of the pixels is configured to modulate light to present a display of a second content, while the rest of the pixels are configured to be substantially transparent to light.
    Type: Application
    Filed: May 11, 2017
    Publication date: November 15, 2018
    Applicant: HTC Corporation
    Inventors: Bo-Wen XIAO, Fu-Cheng FAN, Chun-Ta LIN, Wei-Jen CHANG
  • Publication number: 20180259826
    Abstract: A head mounted display (HMD) device and an image projection method are provided. The head mounted display device includes an optical waveguide device, an image device, an optical conversion layer and a processor. The optical waveguide device receives an image light beam and projects a projection image through a surface. The image device is used to provide the image light beam. The optical conversion layer is disposed overlapping the edge of the surface of the optical waveguide device. The optical conversion layer deflects a portion of the projection image to generate an adjusted projection image according to a command signal, so that the adjusted projection image is transmitted to a projection target. The processor generates the command signal according to a position of the projection target.
    Type: Application
    Filed: January 12, 2018
    Publication date: September 13, 2018
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Publication number: 20180260624
    Abstract: A head mounted display device, an object tracking apparatus and a method for tracking object thereof are provided. The object tracking apparatus includes a lens, a light splitting device, a programmable light source and an image extractor. The lens generates and projects a detection light beam to an object. The programmable light source has a plurality of sub-light sources. The sub-light sources respectively project a plurality of light beams to a plurality of positions of the light splitting device. The programmable light source receives a driving signal, and adjusts a light-on status of each of the sub-light sources according to the driving signal. The image extractor extracts a detection image from the object. Wherein, the light splitting device receives at least one of the light beams and generates at least one reflection light beam to the lens, and the lens generates the detection light beam accordingly.
    Type: Application
    Filed: February 2, 2018
    Publication date: September 13, 2018
    Applicant: HTC Corporation
    Inventors: Bo-Wen Xiao, Fu-Cheng Fan
  • Patent number: 9781316
    Abstract: A multi-focal length range image capturing device including a device body, an image capturing circuit, and a processing circuit is provided. The image capturing circuit performs image capturing based on a focal length setting value and generates an image signal. The processing circuit controls the image capturing circuit to be operated in one of plural image capturing modes. When the image capturing circuit is operated in a first image capturing mode, the image capturing circuit sets a focal length range thereof to a first preset focal length range, so as to select the focal length setting value within the first preset focal length range. When the image capturing circuit is operated in a second image capturing mode, the image capturing circuit sets the focal length range to a second preset focal length range, so as to select the focal length setting value within the second preset focal length range.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 3, 2017
    Assignee: HTC Corporation
    Inventors: Bo-Wen Xiao, Ming-Tien Lin, Huan-Hsin Li
  • Publication number: 20170172500
    Abstract: The invention provides a wearable device, a physiological information monitoring system and a physiological information monitoring method. The wearable device includes a device body, a measurement circuit, and a measurement trigger interface. The measurement circuit is disposed on the device body and adapted to perform a physiological information measurement operation to measure a physiological signal and generate physiological information accordingly. The measurement trigger interface is triggered to generate a measurement trigger signal. The measurement circuit performs the physiological information measurement operation in response to the measurement trigger signal.
    Type: Application
    Filed: December 17, 2015
    Publication date: June 22, 2017
    Inventors: Bo-Wen Xiao, Ming-Tien Lin, Tun-Chun Yang, Chih-Jen Hu