Patents by Inventor Haixiong HOU

Haixiong HOU 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).

  • Patent number: 10338461
    Abstract: A light-emitting device (1) and a related light source system. The light-emitting device (1) comprises a laser light source (11, 21, 31) and a light collecting system (12, 22). The laser light source (11, 21, 31) comprises a first laser array (111, 211, 311) and a second laser array (112, 212, 312) for respectively generating a first light and a second light with different wavelength ranges. The light collecting system (12, 22) is used for collecting the light emitted from the laser light source arrays. The ratio of the divergence angle of the collected second light to that of the first light is less than or equal to a predetermined value. The predetermined value is 0.7. The light-emitting device (1) is capable of generating two kinds of light beams with different etendues.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: July 2, 2019
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Haixiong Hou
  • Publication number: 20190179221
    Abstract: Provided is a light source device, including: a first light source module, a set of lenses, a first light-homogenization component, a first light-combination device, and a wavelength conversion device. The first light source module is configured to emit a first light beam having first wavelength. The set of lenses and the first light-homogenization component are located in propagation path of the first light beam. The set of lenses is configured to converge the first light beam. The first light-homogenization component is configured to homogenize the first light beam. A second light beam formed by homogenization is incident on the first light-combination device, and the first light-combination device is located at a focus position of the set of lenses. The wavelength conversion device is located in propagation path of a third light beam emitted from the first light-combination device and configured to form excited light having second wavelength under excitation.
    Type: Application
    Filed: April 21, 2017
    Publication date: June 13, 2019
    Inventors: Fei HU, Haixiong HOU, Yi LI
  • Patent number: 10222686
    Abstract: A light source system and a projection system include a first laser array generating a red laser light; a second laser array generating a blue laser light; a beam-splitting plate located on a light path of the first and second laser arrays, for directing some of the red laser light and some of the blue laser light to a wavelength conversion device and directing some of the blue laser light to a light scattering device. The wavelength conversion device has wavelength conversion materials for receiving the blue laser light and producing a converted light, and for receiving and scattering the red laser light to form a first red light. The light scattering device has a scattering material for scattering the blue laser light to form a blue light. A light combining device forms a combined light from the converted light, the first red light and the blue light.
    Type: Grant
    Filed: August 5, 2016
    Date of Patent: March 5, 2019
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Haixiong Hou
  • Patent number: 10197900
    Abstract: A light-emitting device and a projection system, comprising: a laser array light source which comprises a non-light-emitting region and a light-emitting region consisting of a plurality of laser elements; a reflective light-condensing system which comprises a light-condensing region and a non-light-condensing region, wherein the light-condensing region is used for focusing and reflecting emergent light of the laser array light source; and a light-collecting system used for collecting and emitting the emergent light from the reflective light-condensing system. The light-collecting system, the non-light-emitting region and the non-light-condensing region are located in the same straight line parallel to a light axis of the emergent light of the laser array light source, and the light-collecting system passes through the non-light-emitting region and/or the non-light-condensing region. The light-emitting device and the projection system have small volumes and can emit high-brightness and uniform faculae.
    Type: Grant
    Filed: April 11, 2014
    Date of Patent: February 5, 2019
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Haixiong Hou
  • Publication number: 20180348616
    Abstract: A light-emitting device (1) and a related light source system. The light-emitting device (1) comprises a laser light source (11, 21, 31) and a light collecting system (12, 22). The laser light source (11, 21, 31) comprises a first laser array (111, 211, 311) and a second laser array (112, 212, 312) for respectively generating a first light and a second light with different wavelength ranges. The light collecting system (12, 22) is used for collecting the light emitted from the laser light source arrays. The ratio of the divergence angle of the collected second light to that of the first light is less than or equal to a predetermined value. The predetermined value is 0.7. The light-emitting device (1) is capable of generating two kinds of light beams with different etendues.
    Type: Application
    Filed: February 23, 2018
    Publication date: December 6, 2018
    Applicant: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei HU, Haixiong HOU
  • Publication number: 20180292070
    Abstract: A light guide component and a light source device. The light guide component comprises a reflecting plate (131) having an aperture and a transflective coated plate (132). The reflecting plate (131) reflect light. The aperture allows light to pass through. The transflective coated plate (132) is connected to the reflecting plate (131) and covers the aperture, and transmits an excitation light and reflects light of a color different from that of the excitation light.
    Type: Application
    Filed: April 29, 2016
    Publication date: October 11, 2018
    Applicant: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei HU, Haixiong HOU
  • Publication number: 20180231883
    Abstract: A light source system and a projection system, comprising: a first laser array (10) for generating red laser; a second laser array (20) for generating blue laser; a beam-splitting diaphragm (60) located in a light path of the first laser array (10) and the second laser array (20), for directing at least a part of the red laser and at least a part of the blue laser to a wavelength conversion device (80); the beam-splitting diaphragm (60) also being used for directing at least a part of the blue laser to an astigmatism device (90); the wavelength conversion device (80) being provided with a wavelength conversion material for receiving the blue laser and producing stimulated light, and for receiving and scattering the red laser to form first red light; the astigmatism device (90) being provided with a scattering material for scattering the blue laser to form blue light; and a light synthesis device for forming synthetic light from the stimulated light, the first red light and the blue light.
    Type: Application
    Filed: August 5, 2016
    Publication date: August 16, 2018
    Applicant: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei HU, Haixiong HOU
  • Patent number: 9904160
    Abstract: A light-emitting device (1) and a related light source system. The light-emitting device (1) comprises a laser light source (11, 21, 31) and a light collecting system (12, 22). The laser light source (11, 21, 31) comprises a first laser array (111, 211, 311) and a second laser array (112, 212, 312) for respectively generating a first light and a second light with different wavelength ranges. The light collecting system (12, 22) is used for collecting the light emitted from the laser light source arrays. The ratio of the divergence angle of the collected second light to that of the first light is less than or equal to a predetermined value. The predetermined value is 0.7. The light-emitting device (1) is capable of generating two kinds of light beams with different etendues.
    Type: Grant
    Filed: April 11, 2014
    Date of Patent: February 27, 2018
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Haixiong Hou
  • Publication number: 20180011394
    Abstract: A laser light source (300), a wavelength conversion light source, a light combining light source, and a projection system. The laser light source comprises a laser element array, a focusing optical element (33), a collimation optical element (34), an integrator rod (36) for receiving and homogenizing a secondary laser beam array (382), an angular distribution control element (35) disposed on the light path between the laser element array and the integrator rod (36) for enlarging the divergence angle of the laser beam array (382) in the direction of the short axis of the light distribution, such that the rate between the divergence angle of each of the secondary laser beam that enters the integrator rod (36) in the direction of the short axis of the light distribution and the divergence angle in the direction of the long axis is greater than or equal to 0.7.
    Type: Application
    Filed: September 13, 2017
    Publication date: January 11, 2018
    Applicant: APPOTRONICS CHINA CORPORATION
    Inventors: Fei HU, Haixiong HOU
  • Publication number: 20180004076
    Abstract: A laser light source (300), a wavelength conversion light source, a light combining light source, and a projection system. The laser light source comprises a laser element array, a focusing optical element (33), a collimation optical element (34), an integrator rod (36) for receiving and homogenizing a secondary laser beam array (382), an angular distribution control element (35) disposed on the light path between the laser element array and the integrator rod (36) for enlarging the divergence angle of the laser beam array (382) in the direction of the short axis of the light distribution, such that the rate between the divergence angle of each of the secondary laser beam that enters the integrator rod (36) in the direction of the short axis of the light distribution and the divergence angle in the direction of the long axis is greater than or equal to 0.7.
    Type: Application
    Filed: September 13, 2017
    Publication date: January 4, 2018
    Applicant: APPOTRONICS CHINA CORPORATION
    Inventors: Fei HU, Haixiong HOU
  • Patent number: 9778554
    Abstract: A laser light source (300), a wavelength conversion light source, a light combining light source, and a projection system. The laser light source comprises a laser element array, a focusing optical element (33), a collimation optical element (34), an integrator rod (36) for receiving and homogenizing a secondary laser beam array (382), an angular distribution control element (35) disposed on the light path between the laser element array and the integrator rod (36) for enlarging the divergence angle of the laser beam array (382) in the direction of the short axis of the light distribution, such that the rate between the divergence angle of each of the secondary laser beam that enters the integrator rod (36) in the direction of the short axis of the light distribution and the divergence angle in the direction of the long axis is greater than or equal to 0.7.
    Type: Grant
    Filed: May 7, 2014
    Date of Patent: October 3, 2017
    Assignee: APPOTRONICS CHINA CORPORATION
    Inventors: Fei Hu, Haixiong Hou
  • Patent number: 9612514
    Abstract: A light-emitting device and a related projection system. Light-emitting devices (300, 400) comprise: a light source unit (1) and focusing lenses (330, 430). The light source unit (1) comprises laser units (310, 410) and collimating lenses (320, 420) corresponding to the laser units (310, 410). The light-emitting surface of the laser units (310, 410) is a rectangle, and the light divergence angle of laser passing through the cross-section of the long side of the rectangle is smaller than the light divergence angle of same passing through the cross-section of the short side of the rectangle. The collimating lenses (320, 420) are used for focusing the laser from the laser units (310, 410) on a target surface to form a predetermined light spot. The laser units (310, 410) are located on the light axis of the collimating lenses (320, 420) in a predetermined position deviating from the focal point thereof, so that the predetermined light spot has a predetermined length-width ratio.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: April 4, 2017
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Haixiong Hou, Liangliang Cao
  • Publication number: 20160091784
    Abstract: A laser light source (300), a wavelength conversion light source, a light combining light source, and a projection system. The laser light source comprises a laser element array, a focusing optical element (33), a collimation optical element (34), an integrator rod (36) for receiving and homogenizing a secondary laser beam array (382), an angular distribution control element (35) disposed on the light path between the laser element array and the integrator rod (36) for enlarging the divergence angle of the laser beam array (382) in the direction of the short axis of the light distribution, such that the rate between the divergence angle of each of the secondary laser beam that enters the integrator rod (36) in the direction of the short axis of the light distribution and the divergence angle in the direction of the long axis is greater than or equal to 0.7.
    Type: Application
    Filed: May 7, 2014
    Publication date: March 31, 2016
    Applicant: APPOTRONICS CHINA CORPORATION
    Inventors: Fei HU, Haixiong HOU
  • Publication number: 20160091783
    Abstract: A light-emitting device and a projection system, comprising: a laser array light source which comprises a non-light-emitting region and a light-emitting region consisting of a plurality of laser elements; a reflective light-condensing system which comprises a light-condensing region and a non-light-condensing region, wherein the light-condensing region is used for focusing and reflecting emergent light of the laser array light source; and a light-collecting system used for collecting and emitting the emergent light from the reflective light-condensing system. The light-collecting system, the non-light-emitting region and the non-light-condensing region are located in the same straight line parallel to a light axis of the emergent light of the laser array light source, and the light-collecting system passes through the non-light-emitting region and/or the non-light-condensing region. The light-emitting device and the projection system have small volumes and can emit high-brightness and uniform faculae.
    Type: Application
    Filed: April 11, 2014
    Publication date: March 31, 2016
    Applicant: APPOTRONIC CHINA CORPORATION
    Inventors: Fei HU, Haixiong HOU
  • Publication number: 20160085141
    Abstract: A light-emitting device and a related projection system. Light-emitting devices (300, 400) comprise: a light source unit (1) and focusing lenses (330, 430). The light source unit (1) comprises laser units (310, 410) and collimating lenses (320, 420) corresponding to the laser units (310, 410). The light-emitting surface of the laser units (310, 410) is a rectangle, and the light divergence angle of laser passing through the cross-section of the long side of the rectangle is smaller than the light divergence angle of same passing through the cross-section of the short side of the rectangle. The collimating lenses (320, 420) are used for focusing the laser from the laser units (310, 410) on a target surface to form a predetermined light spot. The laser units (310, 410) are located on the light axis of the collimating lenses (320, 420) in a predetermined position deviating from the focal point thereof, so that the predetermined light spot has a predetermined length-width ratio.
    Type: Application
    Filed: December 23, 2013
    Publication date: March 24, 2016
    Applicant: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei HU, Haixiong HOU, Liangliang CAO
  • Publication number: 20160085143
    Abstract: A light-emitting device (1) and a related light source system. The light-emitting device (1) comprises a laser light source (11, 21, 31) and a light collecting system (12, 22). The laser light source (11, 21, 31) comprises a first laser array (111, 211, 311) and a second laser array (112, 212, 312) for respectively generating a first light and a second light with different wavelength ranges. The light collecting system (12, 22) is used for collecting the light emitted from the laser light source arrays. The ratio of the divergence angle of the collected second light to that of the first light is less than or equal to a predetermined value. The predetermined value is 0.7. The light-emitting device (1) is capable of generating two kinds of light beams with different etendues.
    Type: Application
    Filed: April 11, 2014
    Publication date: March 24, 2016
    Applicant: APPOTRONIC CHINA CORPORATION
    Inventors: Fei HU, Haixiong HOU