Patents by Inventor Mingbin Yu
Mingbin Yu 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: 20240084533Abstract: The present disclosure provides a soft ground cleaning vehicle, including a main body frame; wherein each of both sides of the main body frame is arranged with a screw propulsion mechanism, and a lower portion of each of the both sides of the main body frame is arranged with a bottom frame; a power assembly is arranged on the bottom frame, and an extension frame is arranged on a lower portion of the bottom frame; the extension frame is arranged with a rotation assembly; a plastic track is arranged on the power assembly and the rotation assembly; a plurality of stand plates are arranged on an outer strip surface of the plastic track.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Inventors: QI QIU, HAO CHEN, MINGBIN GONG, YANGFANG WU, PENGFEI WANG, WEN YU, JUN ZHANG
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Patent number: 11054128Abstract: A sealing structure of light strip includes a light strip glue dispensing plate covered with pouring glue for packaging, and two glue blocking structures respectively arranged on two sides of the pouring glue in an extending direction on the light strip glue dispensing plate. The edge overflow of the pouring glue during glue dispensing can be prevented.Type: GrantFiled: January 16, 2020Date of Patent: July 6, 2021Assignee: Guangdong Hhhied Optoelectronic Technology Co., Ltd.Inventors: Ting Feng, Mingbin Yu, Hua Yang
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Publication number: 20210164643Abstract: A sealing structure of light strip includes a light strip glue dispensing plate covered with pouring glue for packaging, and two glue blocking structures respectively arranged on two sides of the pouring glue in an extending direction on the light strip glue dispensing plate. The edge overflow of the pouring glue during glue dispensing can be prevented.Type: ApplicationFiled: January 16, 2020Publication date: June 3, 2021Applicant: Guangdong Hhhled Optoelectronic Technology Co., Ltd.Inventors: Ting FENG, Mingbin YU, Hua YANG
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Patent number: 9581545Abstract: An optical sensing system may include a light separation element configured to separate an input light into a plurality of sliced lights and a first resonator configured to receive one sliced light of the plurality of sliced lights. An effective refractive index of the first resonator may be changeable in response to a change in a refractive index of a cladding of the first resonator, a second resonator coupled to the first resonator and a detector configured to measure an intensity of the sliced light, the intensity of the sliced light based on a difference between a resonant wavelength of the first resonator and a resonant wavelength of the second resonator. The difference between a resonant wavelength of the first resonator and a resonant wavelength of the second resonator may be based on the effective refractive index of the first resonator.Type: GrantFiled: October 8, 2013Date of Patent: February 28, 2017Assignee: Agency for Science, Technology and ResearchInventors: Junfeng Song, Xianshu Luo, Xiaoguang Tu, Qing Fang, Guo-Qiang Patrick Lo, Mingbin Yu
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Patent number: 9335263Abstract: An optical circuit for sensing a biological entity in a fluid and a method of configuring an optical circuit for sensing a biological entity in a fluid are provided. The optical circuit includes a sensing arrangement including a reference arm having a reference waveguide and a sensing arm having a waveguide; wherein lengths of the reference waveguide and the waveguide are configured in accordance with a temperature dependency reduction criterion.Type: GrantFiled: September 20, 2012Date of Patent: May 10, 2016Assignee: Agency for Science, Technology and ResearchInventors: Xiaoguang Tu, Tsung-Yang Liow, Mingbin Yu, Guo-Qiang Lo
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Patent number: 9329415Abstract: According to embodiments of the present invention, a method for forming an optical modulator is provided. The method includes providing a substrate, implanting dopants of a first conductivity type into the substrate to form a first doped region, implanting dopants of a second conductivity type into the substrate to form a second doped region, wherein a portion of the second doped region is formed over and overlaps with a portion of the first doped region to form a junction between the respective portions of the first doped region and the second doped region, and wherein a remaining portion of the second doped region is located outside of the junction, and forming a ridge waveguide, wherein the ridge waveguide overlaps with at least a part of the junction.Type: GrantFiled: November 5, 2013Date of Patent: May 3, 2016Assignee: Agency for Science, Technology and ResearchInventors: Jun-Feng Song, Xianshu Luo, Xiaoguang Tu, Patrick Guo-Qiang Lo, Mingbin Yu
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Publication number: 20150268161Abstract: An optical sensing system may include a light separation element configured to separate an input light into a plurality of sliced lights and a first resonator configured to receive one sliced light of the plurality of sliced lights. An effective refractive index of the first resonator may be changeable in response to a change in a refractive index of a cladding of the first resonator, a second resonator coupled to the first resonator and a detector configured to measure an intensity of the sliced light, the intensity of the sliced light based on a difference between a resonant wavelength of the first resonator and a resonant wavelength of the second resonator. The difference between a resonant wavelength of the first resonator and a resonant wavelength of the second resonator may be based on the effective refractive index of the first resonator.Type: ApplicationFiled: October 8, 2013Publication date: September 24, 2015Inventors: Junfeng Song, Xianshu Luo, Xiaoguang Tu, Qing Fang, Guo-Qiang Patrick Lo, Mingbin Yu
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Patent number: 9134553Abstract: An optical modulator and a method for manufacturing an optical modulator are provided.Type: GrantFiled: March 10, 2011Date of Patent: September 15, 2015Assignee: Agency for Science, Technology and ResearchInventors: Eu-Jin Andy Lim, Kah Wee Ang, Qing Fang, Tsung-Yang Jason Liow, Mingbin Yu, Guo Qiang Patrick Lo
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Patent number: 9136672Abstract: An optical light source is provided. The optical light source includes a waveguide including two reflectors arranged spaced apart from each other to define an optical cavity therebetween, an optical gain medium, and a coupling structure arranged to couple light between the optical cavity and the optical gain medium.Type: GrantFiled: November 26, 2013Date of Patent: September 15, 2015Assignee: Agency for Science, Technology and ResearchInventors: Xianshu Luo, Junfeng Song, Haifeng Zhou, Tsung-Yang Liow, Mingbin Yu, Patrick Guo-Qiang Lo
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Patent number: 9046494Abstract: According to embodiments of the present invention, an optical sensing system is provided. The optical sensing system includes a resonator arrangement including a first resonator, wherein an effective refractive index of the first resonator is changeable in response to a change in a refractive index of a cladding of the first resonator, and a second resonator to which a current or voltage being adjustable in response to a change in the effective refractive index of the first resonator is applied, wherein the optical sensing system is configured to determine the change in the effective refractive index of the first resonator based on a change in the current or voltage applied to the second resonator. Further embodiments provide a method of determining a change in an effective refractive index of a resonator of an optical sensing system.Type: GrantFiled: December 28, 2011Date of Patent: June 2, 2015Assignee: Agency for Science, Technology and ResearchInventors: Junfeng Song, Xianshu Luo, Qing Fang, Mingbin Yu, Guo Qiang Patrick Lo
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Patent number: 9002163Abstract: An optical converter and a method of manufacturing the optical converter are provided. The optical converter may include a signal receiving portion configured to receive an optical signal from an optical fiber which can be coupled to the optical converter, a signal output portion configured to output the optical signal received by the signal receiving portion, and a signal coupling portion being disposed between the signal receiving portion and the signal output portion and being configured to couple the optical signal received by the signal receiving portion into the signal output portion. The signal output portion may include a waveguide element having at least one tapered end section, and being partially or wholly surrounded by the signal coupling portion. The at least one tapered end section may be configured to couple the optical signal from the signal coupling portion into the waveguide element and the waveguide element may be configured to output the optical signal.Type: GrantFiled: December 23, 2009Date of Patent: April 7, 2015Assignee: Agency for Science, Technology and ResearchInventors: Qing Fang, Tsung-Yang Liow, Mingbin Yu, Guo Qiang Patrick Lo
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Publication number: 20140153600Abstract: An optical light source is provided. The optical light source includes a waveguide including two reflectors arranged spaced apart from each other to define an optical cavity therebetween, an optical gain medium, and a coupling structure arranged to couple light between the optical cavity and the optical gain medium.Type: ApplicationFiled: November 26, 2013Publication date: June 5, 2014Applicant: Agency for Science, Technology and ResearchInventors: Xianshu LUO, Junfeng SONG, Haifeng ZHOU, Tsung-Yang LIOW, Mingbin YU, Patrick Guo-Qiang LO
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Publication number: 20140127842Abstract: According to embodiments of the present invention, a method for forming an optical modulator is provided. The method includes providing a substrate, implanting dopants of a first conductivity type into the substrate to form a first doped region, implanting dopants of a second conductivity type into the substrate to form a second doped region, wherein a portion of the second doped region is formed over and overlaps with a portion of the first doped region to form a junction between the respective portions of the first doped region and the second doped region, and wherein a remaining portion of the second doped region is located outside of the junction, and forming a ridge waveguide, wherein the ridge waveguide overlaps with at least a part of the junction.Type: ApplicationFiled: November 5, 2013Publication date: May 8, 2014Applicant: Agency for Science, Technology and ResearchInventors: Jun-Feng Song, Xianshu Luo, Xiaoguang Tu, Patrick Guo-Qiang Lo, Mingbin Yu
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Patent number: 8404133Abstract: A method for manufacturing a planar optical waveguide device of which a core includes a plurality of alternatively arranged fin portions and valley portions to form a grating structure, in which the core widths of the valley portions vary along the longitudinal direction, the method including: a high refractive index material layer forming step of forming a high refractive index material layer; a photoresist layer forming step of forming a photoresist layer on the high refractive index material layer; a first exposure step of forming shaded portions on the photoresist layer using a phase-shifting photomask; a second exposure step of forming shaded portions on the photoresist layer using a binary photomask; a development step of developing the photoresist layer; and an etching step of etching the high refractive index material layer using the photoresist pattern resulted from the development step.Type: GrantFiled: August 25, 2009Date of Patent: March 26, 2013Assignee: Fujikura Ltd.Inventors: Ken Sakuma, Kensuke Ogawa, Kazuhiro Goi, Yong Tsong Tan, Ning Guan, Mingbin Yu, Hwee Gee Teo, Guo-Qiang Lo
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Publication number: 20130071058Abstract: An optical modulator and a method for manufacturing an optical modulator are provided.Type: ApplicationFiled: March 10, 2011Publication date: March 21, 2013Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Eu-Jin Andy Lim, Kah Wee Ang, Qing Fang, Tsung-Yang Jason Liow, Mingbin Yu, Guo Qiang Patrick Lo
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Patent number: 8362494Abstract: An electro-optic device is disclosed. The electro-optic device includes an insulating layer, a first semiconducting region disposed above the insulating layer and being doped with doping atoms of a first conductivity type, a second semiconducting region disposed above the insulating layer and being doped with doping atoms of a second conductivity type and an electro-optic active region disposed above the insulating layer and between the first semiconducting region and the second semiconducting region. The electro-optic active region includes a first partial active region and a second partial active region and an insulating structure in between. The insulating structure extends perpendicular to the surface of the insulating layer such that there is no overlap of the first partial active region and the second partial active region in the direction perpendicular to the surface of the insulating layer. A method for manufacturing is also disclosed.Type: GrantFiled: August 8, 2007Date of Patent: January 29, 2013Assignee: Agency for Science, Technology and ResearchInventors: Guo-Qiang Patrick Lo, Kee-Soon Darryl Wang, Wei-Yip Loh, Mingbin Yu, Junfeng Song
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Publication number: 20120328243Abstract: An optical converter and a method of manufacturing the optical converter are provided. The optical converter may include a signal receiving portion configured to receive an optical signal from an optical fiber which can be coupled to the optical converter, a signal output portion configured to output the optical signal received by the signal receiving portion, and a signal coupling portion being disposed between the signal receiving portion and the signal output portion and being configured to couple the optical signal received by the signal receiving portion into the signal output portion. The signal output portion may include a waveguide element having at least one tapered end section, and being partially or wholly surrounded by the signal coupling portion. The at least one tapered end section may be configured to couple the optical signal from the signal coupling portion into the waveguide element and the waveguide element may be configured to output the optical signal.Type: ApplicationFiled: December 23, 2009Publication date: December 27, 2012Inventors: Qing Fang, Tsung-Yang Liow, Mingbin Yu, Guo Qiang Patrick Lo
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Patent number: 8319302Abstract: The wafer arrangement (100) provided comprises a first wafer (101), which comprises an integrated circuit and a recess (105). The wafer arrangement further comprises a portion of a second wafer (103), which comprises a carrier portion and a protrusion (107), the protrusion comprising an active component or actively controlled component (109) such as a MEMS component, wherein the portion of the second wafer (103) is coupled to the first wafer (101) such that the protrusion (107) is received in the recess (105). The invention provides a mechanism for accurately aligning an active component (109) on the second wafer (103) with components on the first wafer (101), such as photonic, electronic or optical components.Type: GrantFiled: August 8, 2007Date of Patent: November 27, 2012Assignee: Agency for Science, Technology and ResearchInventors: Qingxin Zhang, Guo-Qiang Patrick Lo, Mingbin Yu, Dim-Lee Kwong
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Publication number: 20120201488Abstract: In an embodiment, a phase shifting device may be provided. The phase shifting device may include a supporting layer and a semiconducting layer disposed above the supporting layer. The semiconducting layer may include a first doped region doped with doping atoms of a first conductivity type and arranged on the supporting layer; and a second doped region doped with doping atoms of a second conductivity type being different from the first conductivity type; wherein the second doped region may be disposed over the first doped region such that a first doped regions junction may be formed in a direction substantially parallel to a surface of the supporting layer and a second doped regions junction may be formed in a direction substantially perpendicular to the surface of the supporting layer. A method of forming a phase shifting device and an electro-optic device may also be provided.Type: ApplicationFiled: June 22, 2009Publication date: August 9, 2012Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Tsung-Yang Jason Liow, Guo Qiang Patrick Lo, Mingbin Yu, Qing Fang
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Publication number: 20120194803Abstract: According to embodiments of the present invention, an optical sensing system is provided. The optical sensing system includes a resonator arrangement including a first resonator, wherein an effective refractive index of the first resonator is changeable in response to a change in a refractive index of a cladding of the first resonator, and a second resonator to which a current or voltage being adjustable in response to a change in the effective refractive index of the first resonator is applied, wherein the optical sensing system is configured to determine the change in the effective refractive index of the first resonator based on a change in the current or voltage applied to the second resonator. Further embodiments provide a method of determining a change in an effective refractive index of a resonator of an optical sensing system.Type: ApplicationFiled: December 28, 2011Publication date: August 2, 2012Inventors: Junfeng SONG, Xianshu Luo, Qing Fang, Mingbin Yu, Guo Qiang Patrick Lo