Patents by Inventor Fu-Cheng Fan

Fu-Cheng Fan 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: 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: 10060856
    Abstract: A method for test strip recognition and interpretation is provided. The method includes the following steps. A plurality of test strips are provided, wherein the test strips are configured to examine a plurality of physiologic parameters respectively, and the test strips respectively have a plurality of color characteristics corresponding to the physiologic parameters respectively. A plurality of physiologic parameter examinations are performed to the corresponding test strips respectively, so as to obtain a plurality of test reactions. An image of the test strips is captured. The color characteristics and the test reactions of the test strips are obtained according to the image. The physiologic parameters examined by the test strips respectively are obtained according to the color characteristics. The physiologic parameters examined by the test strips are matched with the test reactions to obtain a plurality of physiologic parameter examination results.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: August 28, 2018
    Assignee: HTC Corporation
    Inventors: Fu-Chiang Chou, Yung-Lung Chang, Fu-Cheng Fan, Yi-Chi Lin, Chin-Hua Hsieh, Wei-Cheng Hsu, Syuan-He Shih
  • Patent number: 9995743
    Abstract: A test apparatus including a cassette main body, a test strip and a pressurizing assembly is provided. The cassette main body has a sample entrance. The test strip is disposed in the cassette main body, and the sample entrance of the cassette main body exposes a sample collecting region of the test strip. The pressurizing assembly is detachably combined to the cassette main body, and is adapted to exert a pressure on a liquid sample located at the sample entrance, such that the liquid sample enters the sample collecting region, and reacts with the test strip to display a test result. The test apparatus is able to implement quick and convenience test, by which a complicated pre-processing of a test sample is omitted to save a time and test cost.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: June 12, 2018
    Assignee: HTC Corporation
    Inventors: Yi-Chin Tsai, Shih-Jen Lu, Fu-Cheng Fan, Ming-Tien Lin
  • Publication number: 20180003645
    Abstract: A method for test strip recognition and interpretation is provided. The method includes the following steps. A plurality of test strips are provided, wherein the test strips are configured to examine a plurality of physiologic parameters respectively, and the test strips respectively have a plurality of color characteristics corresponding to the physiologic parameters respectively. A plurality of physiologic parameter examinations are performed to the corresponding test strips respectively, so as to obtain a plurality of test reactions. An image of the test strips is captured. The color characteristics and the test reactions of the test strips are obtained according to the image. The physiologic parameters examined by the test strips respectively are obtained according to the color characteristics. The physiologic parameters examined by the test strips are matched with the test reactions to obtain a plurality of physiologic parameter examination results.
    Type: Application
    Filed: September 19, 2017
    Publication date: January 4, 2018
    Applicant: HTC Corporation
    Inventors: Fu-Chiang Chou, Yung-Lung Chang, Fu-Cheng Fan, Yi-Chi Lin, Chin-Hua Hsieh, Wei-Cheng Hsu, Syuan-He Shih
  • Patent number: 9810639
    Abstract: A system for physiologic parameter examination includes a housing and a test-strip tray. The housing includes a carrying cavity disposed on a top surface of the housing and including a window. The carrying cavity is configured to receive a portable electronic device having an image-capturing component. The image-capturing component corresponds to the window. The test-strip tray is movably disposed in the housing and located below the carrying cavity. The test-strip tray is configured to carry at least one test strip. The image-capturing component is adapted to capture a test reaction of the test strip through the window. A method for test strip recognition and interpretation applicable to the system is also provided.
    Type: Grant
    Filed: February 26, 2016
    Date of Patent: November 7, 2017
    Assignee: HTC Corporation
    Inventors: Fu-Chiang Chou, Yung-Lung Chang, Fu-Cheng Fan, Yi-Chi Lin, Chin-Hua Hsieh, Wei-Cheng Hsu, Syuan-He Shih
  • Patent number: 9734418
    Abstract: A handheld electronic device includes a camera module, a flashlight module and a processor. The processor is configured to generate a flashlight indication signal having one or more pulse(s) distributed over time, direct the flashlight module to turn on a first light and a second light at different time based on the flashlight indication signal, direct the camera module to take pictures to obtain a stream of biological characteristic images comprising one or more first biological characteristic image(s) obtained when the first light is turned on and one or more second biological characteristic image(s) obtained when the second light is turned on, and compare the first biological characteristic image(s) with a first reference signature and compare the second biological characteristic image(s) with a second reference signature to obtain an identity authentication result.
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: August 15, 2017
    Assignee: HTC CORPORATION
    Inventor: Fu-Cheng Fan
  • Patent number: 9593824
    Abstract: A display device includes a backlight module, a display panel, and a prism film. The backlight module has a light-emitting surface and generates backlight along an average light-emitting direction that is inclined with respect to the light-emitting surface. The display panel is disposed above the light-emitting surface such that backlight from the backlight module passes through the display panel along the inclined direction. The prism film is disposed on one side of the display panel opposite to the backlight module, wherein the prism film has a plurality of prisms disposed side-by-side on one side of the prism film facing the display panel. An extending direction of the prisms at least partially traverses across the average light-emitting direction. Two sides of each prism are respectively a first surface and a second surface, wherein the first surface and the second surface are asymmetric and projection areas of the first surface and the second surface onto the prism film do not overlap.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: March 14, 2017
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Tzu-Ling Niu, Fu-Cheng Fan
  • Patent number: 9570044
    Abstract: An image adjusting method, a light source module, and an electronic device are provided. The image adjusting method includes the following steps. A first set of light source and a second set of light source of the light source module are driven independently by corresponding driving intensity respectively. An image display command is received. The driving intensity corresponding to the first set of light sources and the second set of light sources respectively are adjusted according to the image display command, wherein a gamut of the first set of light sources is wider than that of the second set of light sources, and luminous efficacy of the second set of light sources is higher than that of the first set of light sources.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: February 14, 2017
    Assignee: HTC Corporation
    Inventor: Fu-Cheng Fan
  • Publication number: 20170038355
    Abstract: A gas detecting device and a gas detecting method using the same are provided. The gas detecting device includes a casing, a gas detecting element, a first value, a second value and a forced exhausting element. The casing has a cavity, an inlet and an outlet. The gas detector is disposed within the cavity. The first value is for selectively opening or closing the inlet. The second value is for selectively opening or closing the outlet. The forced exhausting element is disposed within the outlet.
    Type: Application
    Filed: August 6, 2015
    Publication date: February 9, 2017
    Applicant: HTC Corporation
    Inventor: Fu-Cheng FAN
  • Publication number: 20170003307
    Abstract: A test apparatus including a cassette main body, a test strip and a pressurizing assembly is provided. The cassette main body has a sample entrance. The test strip is disposed in the cassette main body, and the sample entrance of the cassette main body exposes a sample collecting region of the test strip. The pressurizing assembly is detachably combined to the cassette main body, and is adapted to exert a pressure on a liquid sample located at the sample entrance, such that the liquid sample enters the sample collecting region, and reacts with the test strip to display a test result. The test apparatus is able to implement quick and convenience test, by which a complicated pre-processing of a test sample is omitted to save a time and test cost.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 5, 2017
    Inventors: Yi-Chin Tsai, Shih-Jen Lu, Fu-Cheng Fan, Ming-Tien Lin
  • Publication number: 20160327489
    Abstract: A system for physiologic parameter examination includes a housing and a test-strip tray. The housing includes a carrying cavity disposed on a top surface of the housing and including a window. The carrying cavity is configured to receive a portable electronic device having an image-capturing component. The image-capturing component corresponds to the window. The test-strip tray is movably disposed in the housing and located below the carrying cavity. The test-strip tray is configured to carry at least one test strip. The image-capturing component is adapted to capture a test reaction of the test strip through the window. A method for test strip recognition and interpretation applicable to the system is also provided.
    Type: Application
    Filed: February 26, 2016
    Publication date: November 10, 2016
    Inventors: Fu-Chiang Chou, Yung-Lung Chang, Fu-Cheng Fan, Yi-Chi Lin, Chin-Hua Hsieh, Wei-Cheng Hsu, Syuan-He Shih
  • Publication number: 20160292873
    Abstract: An image capturing apparatus and a method for obtaining a depth information of field thereof are provided. The image capturing apparatus includes a first image capturer, a second image capturer and a controller. The first image capturer performs an image capturing operation according to a plurality of focal lengths to respectively obtain a plurality of zoom images. The second image capturer performs an image capturing operation according to one focal length to obtain a fixed-focus image. The controller is coupled to the first and second image capturers, and the controller generates a plurality of depth information of field respectively corresponding to the focal lengths of the zoom images according to an image difference of the fixed-focus image and the zoom image.
    Type: Application
    Filed: June 7, 2016
    Publication date: October 6, 2016
    Inventors: Chun-Ta Lin, Fu-Cheng Fan
  • Patent number: 9435933
    Abstract: A light source module and an electronic device are provided. The light source module includes a light guiding plate, at least one light-emitting element and a quantum dot element. The light guiding plate has a light incident surface and a light emitting surface. The at least one light-emitting element is disposed on the light incident surface to provide a first light beam, and includes yttrium aluminum garnet (YAG). The quantum dot element is disposed on the light emitting surface of the light guiding plate, and is configured to transfer part of the first light into a first monochromatic light. White light can be obtained by mixing by the first light and the first monochromatic light.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: September 6, 2016
    Assignee: HTC Corporation
    Inventors: Fu-Cheng Fan, Chih-Jen Hu
  • Patent number: 9310603
    Abstract: An active filter includes a transparent area and a non-transparent area; a first cavity arranged in the transparent area and formed between a first pair of electrode plates; a second cavity arranged in the non-transparent area and formed between a second pair of electrode plates, wherein the second cavity connects to the first cavity through a first passage; a first liquid flowing between the first cavity and the second cavity for filtering light within a first wavelength range; and a controller for selectively applying a voltage difference to the first pair of electrode plates or the second pair of electrode plates to make the first liquid flow into one of the first cavity and the second cavity.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: April 12, 2016
    Assignee: HTC CORPORATION
    Inventors: Fu-Cheng Fan, Ming-Tien Lin
  • Patent number: 9274264
    Abstract: A light source module includes a light guide element, at least one light-emitting element, and a quantum dot element. The light guide element has a light incident surface and a light exiting surface. The light-emitting element is disposed at the light incident surface for providing a first color light. The quantum dot element converts only a portion of the first color light into a first monochromatic light. The first color light and the first monochromatic light are mixed into a white light.
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: March 1, 2016
    Assignee: HTC Corporation
    Inventor: Fu-Cheng Fan
  • Patent number: 9210331
    Abstract: A camera device is provided. The camera device includes a flash unit, an image capture module, and a controller. The flash unit generates a preset flash with a predetermined Correlated Color Temperature value to illuminate an object, and the image capture module captures a test image from the object when the preset flash illuminates the object. The controller determines an adjusted CCT value according to a color difference between the test image and a predetermined color. When the controller has determined the adjusted CCT value, the flash unit generates an adjusted flash with the adjusted CCT value to illuminate the object. When the adjusted flash illuminates the object, the image capture module captures an adjusted image.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: December 8, 2015
    Assignee: HTC CORPORATION
    Inventors: Fu-Cheng Fan, Chih-Jen Hu, Ming-Tien Lin, Chun-Ta Lin
  • Patent number: 9201184
    Abstract: A light guide plate includes a plate body and a light incident portion, wherein the plate body has a top plate surface. The light incident portion is formed on a side of the plate body and has a thickness increasing as the light incident portion extends away from a center of the plate body. In addition, the light incident portion has a top surface connected to the top plate surface and lifted from the top plate surface to include an angle with the top plate surface. The top surface includes a first incline and a second incline, wherein the first incline connects to a side of the top plate surface and has a first average slope. The second incline has a side connected to a side of the first incline opposite to the top plate surface and has a second average slope larger than the first average slope.
    Type: Grant
    Filed: December 24, 2013
    Date of Patent: December 1, 2015
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Yi-Wen Chang, Fu-Cheng Fan
  • Patent number: 9179130
    Abstract: An image-capturing device having an image identification mechanism is provided. The image-capturing device comprises a first and a second flashlight modules, a processing module and an image-capturing module. The first and the second flashlight modules generate a first and a second color lights respectively according to a first and a second currents. The processing module controls the first and the second flashlight modules to flash light at an object sequentially within a time interval. The image-capturing module generates a first frame according to the object and the first color light and generates a second frame according to the object and the second color light. The processing module subtracts the pixels in the first and the second frames to retrieve a foreground area. A color difference between the first and the second frames for each the pixels in the foreground area is larger than a threshold value.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: November 3, 2015
    Assignee: HTC Corporation
    Inventors: Fu-Cheng Fan, Ping-Tsung Tsai
  • Publication number: 20150206019
    Abstract: A handheld electronic device includes a camera module, a flashlight module and a processor. The processor is configured to generate a flashlight indication signal having one or more pulse(s) distributed over time, direct the flashlight module to turn on a first light and a second light at different time based on the flashlight indication signal, direct the camera module to take pictures to obtain a stream of biological characteristic images comprising one or more first biological characteristic image(s) obtained when the first light is turned on and one or more second biological characteristic image(s) obtained when the second light is turned on, and compare the first biological characteristic image(s) with a first reference signature and compare the second biological characteristic image(s) with a second reference signature to obtain an identity authentication result.
    Type: Application
    Filed: January 17, 2014
    Publication date: July 23, 2015
    Applicant: HTC Corporation
    Inventor: Fu-Cheng FAN