Patents by Inventor Wang He
Wang He 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).
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Publication number: 20150109796Abstract: The present disclosure relates to a lens. The lens includes a bottom surface, a light input surface, a light output surface and reflective structure. The light input surface is a curved surface depressing from a center of the bottom surface. The light output surface is opposite to the bottom surface. The light output surface includes a concave surface located at a center thereof and a convex surface located at peripheral thereof and surrounding the concave surface. The reflective structure is received in the light input surface. The reflective structure includes a plurality of globoid reflective units. The present disclosure also relates to a light source module with the lens.Type: ApplicationFiled: November 18, 2013Publication date: April 23, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHAU-JIN HU, LI-YING WANG HE
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Publication number: 20150103533Abstract: The present disclosure relates to a lens. The lens includes a bottom surface, a light input surface and a light output surface. The light input surface is a curved surface depressing from a center of the bottom surface. The light output surface is opposite to the bottom surface. The light output surface includes a planar surface located at a center thereof and a convex surface located at peripheral thereof and surrounding the planar surface. The planar surface includes a plurality of micro structures located at a central area thereof. The present disclosure also relates to a light source module with the lens.Type: ApplicationFiled: November 22, 2013Publication date: April 16, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: LI-YING WANG HE, YI HUNG
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Patent number: 8985831Abstract: A light guide plate includes a main body and a number of micro protrusions. The main body includes a light emitting surface, a bottom surface, and a light incident surface. The bottom surface is opposite to the light emitting surface. The light incident surface connects the light emitting surface and the bottom surface. The protrusions are randomly positioned on the light emitting surface, and are used for reflecting light rays towards random directions.Type: GrantFiled: April 17, 2013Date of Patent: March 24, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Li-Ying Wang He
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Publication number: 20150078006Abstract: A lens unit includes a lens and a reflector hung to the lens. The lens includes a bottom face, a light incident face formed in the bottom face, a light emerging face opposite to the bottom face and a lateral face connecting the bottom face with the light emerging face. A wire extends through the light incident face and the light emerging face. A top end of the wire is attached on a block disposed on the light emerging face, a bottom end of the wire is attached to the reflector. An LED module incorporating the lens unit is also disclosed.Type: ApplicationFiled: October 14, 2013Publication date: March 19, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHAU-JIN HU, LI-YING WANG HE
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Publication number: 20150078008Abstract: A light source module includes a light source and an optical lens facing the light source. The optical lens includes a light incident face facing the light source, a light emitting face opposite to the light incident face, and a connecting face connecting the light incident face and the light emitting face. The connecting face is planar. The light emitting face includes a lateral face extending upwardly from an outer periphery of the connecting face and a top face located above the light incident face. The optical lens further includes a plurality of protrusions protruding outwardly from the light emitting face, and a plurality of grooves defining in the connecting face. The protrusions are formed on the lateral face and located adjacent to the connecting face, and the grooves are located adjacent to the lateral face.Type: ApplicationFiled: October 23, 2013Publication date: March 19, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: LI-YING WANG HE
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Publication number: 20150078009Abstract: A light source module includes a light source and an optical lens facing the light source. The optical lens includes a light incident face facing the light source, a light emitting face opposite to the light incident face, and a connecting face connecting the light incident face and the light emitting face. The connecting face is planar. The light emitting face includes a lateral face extending upwardly from an outer periphery of the connecting face and a top face located above the light incident face. The top face of the light emitting face includes a center facet facing the light incident face, a first curved facet surrounding and connecting to the center facet, and a second curved facet surrounding and smoothly connecting to the first curved facet.Type: ApplicationFiled: October 23, 2013Publication date: March 19, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHAU-JIN HU, LI-YING WANG HE
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Patent number: 8979326Abstract: A lens includes a bottom face, a light incident face formed in the bottom face, a light emerging face opposite to the bottom face and a lateral face formed between the bottom face and the light emerging face. A light diverging protrusion is formed on the light incident face. The light diverging protrusion has a conical face gradually shrinking away from the light emerging face. An LED unit incorporating the lens is also disclosed.Type: GrantFiled: August 21, 2013Date of Patent: March 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chau-Jin Hu, Li-Ying Wang He
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Patent number: 8979328Abstract: An optical lens for increasing viewing angle of light from a light emitting diode includes a bottom surface, a reflective surface, and a side surface connected between the bottom surface and the reflective surface. The light emitting diode is received in the bottom surface. The reflective surface defines a cone-shaped recess and is concaved from a top of the optical lens towards the bottom surface. A vertex angle of the cone-shaped recess defined by the reflective surface is less than or equal to 60 degrees.Type: GrantFiled: May 16, 2013Date of Patent: March 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Li-Ying Wang He
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Patent number: 8979350Abstract: A light guide plate includes an incident surface, an emitting surface, and a reflecting surface opposite to the emitting surface. The incident surface connects the emitting surface to the reflecting surface. A plurality of microstructures is defined in the reflecting surface. Each microstructure is a slot. A cross-section across each microstructure and parallel to a light emitting direction is substantially V-shaped. Each microstructure is formed with two sidewalls. Each sidewall includes a plurality of stepped portions connected in order.Type: GrantFiled: December 12, 2012Date of Patent: March 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Li-Ying Wang He
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Patent number: 8979339Abstract: A light source module includes a light source and a light guiding pole. The light guiding pole is made of transparent material and has a light incident surface and at least one side surface connected to the light incident surface. The light source emits light rays, and faces the light incident surface. The light incident surface guides the light rays into the light guide pole, and the at least one side surface totally reflects the light rays. At least one slot is defined at the at least one side surface, and extends along a lengthwise direction of the light guiding pole. The at least one slot destroys the totally reflective path of a portion of the light rays arriving the at least one side surface, and thus the portion of the light rays emits from the at least one side surface.Type: GrantFiled: March 26, 2013Date of Patent: March 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Li-Ying Wang He
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Publication number: 20150062921Abstract: The present disclose relates to light source device, which including a light source and a lens opposite to the light source. The lens includes a bottom surface, a light input surface, a top surface and a side surface. The light input surface depresses from the bottom surface towards a top surface of the lens. The light input surface is an aspheric surface. The top surface is opposite and parallel to the bottom surface. The side surface connects the bottom surface and the top surface. The side surface is a curved surface formed by rotating a curve line about the central axis of the lens. Light emitted from the light source enters the lens and is refracted by the side surface and the top surface of the lens to outside.Type: ApplicationFiled: October 16, 2013Publication date: March 5, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: LI-YING WANG HE, YI HUNG
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Publication number: 20150055352Abstract: A light source module includes a light source and an optical lens facing the light source. The optical lens includes a light incident surface facing the light source, and a light emitting face opposite to the light incident face. The light emitted from the light source is entered into the optical lens from the light incident face, and exited from the light emitting face. A refractive index of the optical lens gradually decreases along a direction from the light incident face to the light emitting face of the optical lens.Type: ApplicationFiled: August 25, 2013Publication date: February 26, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: LI-YING WANG HE
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Publication number: 20150049463Abstract: A lens for an LED backlight module includes a main lens body and a diffusion structure consisting of a plurality of micro lenses. The main lens body includes a light incident face for receiving light from an LED light source and a light exit face opposite to the light incident face thereof. Light leaves the lens from the light exit face. The micro lenses of the diffusion structure are formed on the light exit face of the main lens body. Each micro lens is annular and has a generally triangular cross section. Each micro lens includes a first light scattering surface and a second light scattering surface intersecting with the first light scattering surface. The micro lenses are arranged in a series of concentric circles with regard to a center of the lens. A backlight module source incorporating the lens and the LED light source is also provided.Type: ApplicationFiled: November 20, 2013Publication date: February 19, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: LI-YING WANG HE, YI HUNG
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Patent number: 8956037Abstract: A light guide plate includes a light incident surface and a plurality of micro cylinders protruding from the light incident surface in parallel. Each of the micro cylinders has a circumference surface and two opposite end surfaces. The circumference surface is connected to the light incident surface. The two end surfaces are positioned on two opposite ends of the circumference surface, and are perpendicular to the light incident surface. Each of the two end surfaces is circular arc-shaped, and the radius of each of the two end surfaces is in the range of 0.04 ?m to 0.07 ?m.Type: GrantFiled: April 12, 2012Date of Patent: February 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Li-Ying Wang He
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Publication number: 20150036356Abstract: A light source module includes a light source and an optical lens facing the light source. The optical lens includes a light incident surface facing the light source, and a light emitting face opposite to the light incident face. The light emitted from the light source is entered into the optical lens from the light incident face, and exited from the light emitting face. A refractive index of the optical lens gradually decreases along a direction from the light incident face to the light emitting face of the optical lens.Type: ApplicationFiled: August 15, 2013Publication date: February 5, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: FENG-YUEN DAI, CHAU-JIN HU, YUNG-LUN HUANG, LI-YING WANG HE
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Publication number: 20150029722Abstract: The present disclose relates to a lens unit. The lens unit includes a first lens and a second lens. The first lens includes a first light input surface, a first light output surface opposite to the first light input surface and a first side surface connected to the first light output surface. The first lens has a first refractive index. The second lens defines a cavity at a light input surface thereof for receiving the first lens. The second light output surface of the second lens contacts the first light output surface and the first side surface of the first lens. The second lens has a second refractive index which less than the first refractive index. The present disclose also relates to a light source module with the lens unit.Type: ApplicationFiled: October 16, 2013Publication date: January 29, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: LI-YING WANG HE
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Publication number: 20150029728Abstract: A lens includes a bottom face, a light incident face formed in the bottom face, a light emerging face opposite to the bottom face and a lateral face formed between the bottom face and the light emerging face. A light diverging protrusion is formed on the light incident face. The light diverging protrusion has a conical face gradually shrinking away from the light emerging face. An LED unit incorporating the lens is also disclosed.Type: ApplicationFiled: August 21, 2013Publication date: January 29, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHAU-JIN HU, LI-YING WANG HE
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Publication number: 20150029750Abstract: A light guide plate includes a light incident face, a bottom face adjacent to the light incident face and a light exit face opposite to the bottom face. The micro lenses are formed on the light incident face in series to diffuse light incident thereon. Two adjacent micro lenses cooperatively define a V-shaped groove therebetween. Each groove defines an opening. The width of the openings of the grooves gradually changes from a center of the light incident face toward lateral sides thereof. A backlight module incorporating the light guide plate is also provided.Type: ApplicationFiled: October 31, 2013Publication date: January 29, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: Li-Ying WANG HE
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Publication number: 20150016118Abstract: A lens includes a first optical layer, a second optical layer covering the first optical layer and a third optical layer covering the second optical layer. The first optical layer has a light refractive index larger than that of the second optical layer. The second optical layer has a light refractive index larger than that of the third optical layer.Type: ApplicationFiled: August 27, 2013Publication date: January 15, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: LI-YING WANG HE
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Publication number: 20150003079Abstract: A lens includes a light incident face, a light exit face opposite to the light incident face and a plurality of annular stepwise portions formed on the light exit face. The stepwise portions are located at or near a periphery of the light exit face and each stepwise portion has an annular flat surface. A plurality of micro patterns are arranged on the flat surface of one stepwise portion to scatter light exiting from the periphery of the light exit face. A light source module incorporating the lens is also provided. The light source module includes an LED light source. Light from the LED light source enters the lens from the light incident face and leaves the lens from the light exit face after the light is divergently refracted by the lens.Type: ApplicationFiled: October 18, 2013Publication date: January 1, 2015Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: LI-YING WANG HE