Patents by Inventor Wook Ji
Wook Ji 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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Patent number: 8530258Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: GrantFiled: October 18, 2011Date of Patent: September 10, 2013Assignee: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji
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Patent number: 8314984Abstract: An optical deflection device for a display application includes a semiconductor substrate comprising an upper surface region defining an upper surface plane. The optical deflection device also includes one or more electrode devices provided overlying the upper surface region and a hinge device including a silicon material and coupled to the upper surface region at a predetermined height above the upper surface plane. The optical deflection device further comprises a plurality of landing pads including a silicon material and coupled to the upper surface region at the predetermined height from the upper surface plane and a mirror structure. The mirror structure includes a post portion coupled to the hinge device and a mirror plate portion coupled to the post portion.Type: GrantFiled: February 14, 2008Date of Patent: November 20, 2012Assignee: Miradia Inc.Inventors: Xiao Yang, Ye Wang, Yuxiang Wang, Justin Payne, Wook Ji
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Publication number: 20120199970Abstract: A semiconductor device includes a substrate having a via region and a circuit region, an insulation interlayer formed on a top surface of the substrate, a through electrode having a first surface and a second surface, wherein the through electrode penetrates the via region of the substrate and the second surface is substantially coplanar with a bottom surface of the substrate, a first upper wiring formed on a portion of the first surface of the through electrode, a plurality of via contacts formed on a portion of a top surface of the first upper wiring, and a second upper wiring formed on the plurality of via contacts.Type: ApplicationFiled: January 30, 2012Publication date: August 9, 2012Inventors: Ki-Young Yun, Yeong-Lyeol PARK, Ki-Soon BAE, Woon-Seob LEE, Sung-Dong CHO, Sin-Woo KANG, Sang-Wook JI, Eun-Ji KIM
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Publication number: 20120171623Abstract: A method for forming an optical deflection device includes providing a semiconductor substrate comprising an upper surface region and a plurality of drive devices within one or more portions of the semiconductor substrate. The upper surface region includes one or more patterned structure regions and at least one open region to expose a portion of the upper surface region to form a resulting surface region. The method also includes forming a planarizing material overlying the resulting surface region to fill the at least one open region and cause formation of an upper planarized layer using the fill material. The method further includes forming a thickness of silicon material at a temperature of less than 300° C. to maintain a state of the planarizing material.Type: ApplicationFiled: March 12, 2012Publication date: July 5, 2012Applicant: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, Howard Woo
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Patent number: 8159740Abstract: A method for forming an optical deflection device includes providing a semiconductor substrate comprising an upper surface region and a plurality of drive devices within one or more portions of the semiconductor substrate. The upper surface region includes one or more patterned structure regions and at least one open region to expose a portion of the upper surface region to form a resulting surface region. The method also includes forming a planarizing material overlying the resulting surface region to fill the at least one open region and cause formation of an upper planarized layer using the fill material. The method further includes forming a thickness of silicon material at a temperature of less than 300° C. to maintain a state of the planarizing material.Type: GrantFiled: January 20, 2010Date of Patent: April 17, 2012Assignee: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, Howard Woo
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Patent number: 8119432Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: GrantFiled: November 12, 2010Date of Patent: February 21, 2012Assignee: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji
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Publication number: 20120034724Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: ApplicationFiled: October 18, 2011Publication date: February 9, 2012Applicant: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji
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Patent number: 8105736Abstract: A method of performing overlay error correction includes forming a photoresist layer over a substrate and exposing a first set of apertures to incident radiation. The method also includes determining an overlay error associated with the first set of apertures and determining an overlay correction as a function of the determined overlay error. The method further includes exposing a data area and a second set of apertures. The data area and the second set of apertures are exposed based, in part, on the determined overlay correction. Moreover, the method includes verifying the determined overlay correction.Type: GrantFiled: March 13, 2008Date of Patent: January 31, 2012Assignee: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Ye Wang, Justin Payne, Wook Ji
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Publication number: 20110059565Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: ApplicationFiled: November 12, 2010Publication date: March 10, 2011Applicant: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji
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Patent number: 7863697Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: GrantFiled: December 4, 2007Date of Patent: January 4, 2011Assignee: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji
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Publication number: 20100188351Abstract: An apparatus for playing a multimedia item includes a display unit which outputs an operation unit that includes a wheel area and generates an input signal according to a touch event generated in the wheel area in selecting or generating the multimedia item. A storage unit stores functional setting information defining a function according to at least one multimedia item and the input signal generated in the operation unit. A controller generates a control signal for playing the multimedia item based on the input signal generated in the operation unit and the function setting information.Type: ApplicationFiled: January 20, 2010Publication date: July 29, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Bong Won LEE, Joong Sam YUN, Sung Wook JI
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Publication number: 20100112492Abstract: A method for forming an optical deflection device includes providing a semiconductor substrate comprising an upper surface region and a plurality of drive devices within one or more portions of the semiconductor substrate. The upper surface region includes one or more patterned structure regions and at least one open region to expose a portion of the upper surface region to form a resulting surface region. The method also includes forming a planarizing material overlying the resulting surface region to fill the at least one open region and cause formation of an upper planarized layer using the fill material. The method further includes forming a thickness of silicon material at a temperature of less than 300° C. to maintain a state of the planarizing material.Type: ApplicationFiled: January 20, 2010Publication date: May 6, 2010Applicant: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, Howard Woo
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Patent number: 7675670Abstract: A method for forming an optical deflection device includes providing a semiconductor substrate comprising an upper surface region and a plurality of drive devices within one or more portions of the semiconductor substrate. The upper surface region includes one or more patterned structure regions and at least one open region to expose a portion of the upper surface region to form a resulting surface region. The method also includes forming a planarizing material overlying the resulting surface region to fill the at least one open region and cause formation of an upper planarized layer using the fill material. The method further includes forming a thickness of silicon material at a temperature of less than 300 ° C. to maintain a state of the planarizing material.Type: GrantFiled: June 5, 2006Date of Patent: March 9, 2010Assignee: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, Howard Woo
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Publication number: 20090233244Abstract: A method of performing overlay error correction includes forming a photoresist layer over a substrate and exposing a first set of apertures to incident radiation. The method also includes determining an overlay error associated with the first set of apertures and determining an overlay correction as a function of the determined overlay error. The method further includes exposing a data area and a second set of apertures. The data area and the second set of apertures are exposed based, in part, on the determined overlay correction. Moreover, the method includes verifying the determined overlay correction.Type: ApplicationFiled: March 13, 2008Publication date: September 17, 2009Applicant: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Ye Wang, Justin Payne, Wook Ji
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Publication number: 20090231671Abstract: An optical deflection device for a display application includes a semiconductor substrate comprising an upper surface region defining an upper surface plane. The optical deflection device also includes one or more electrode devices provided overlying the upper surface region and a hinge device including a silicon material and coupled to the upper surface region at a predetermined height above the upper surface plane. The optical deflection device further comprises a plurality of landing pads including a silicon material and coupled to the upper surface region at the predetermined height from the upper surface plane and a mirror structure. The mirror structure includes a post portion coupled to the hinge device and a mirror plate portion coupled to the post portion.Type: ApplicationFiled: February 14, 2008Publication date: September 17, 2009Applicant: Miradia Inc.Inventors: Xiao Yang, Ye Wang, Yuxiang Wang, Justin Payne, Wook Ji
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Patent number: 7522330Abstract: An optical deflection device for a display application. The optical deflection device includes a semiconductor substrate including an upper surface region and one or more electrode devices provided overlying the upper surface region. The optical deflection device also includes a hinge device including a silicon material and coupled to the upper surface region. The optical deflection device further includes a spacing defined between the upper surface region and the hinge device and a mirror structure including a post portion coupled to the hinge device and a mirror plate portion coupled to the post portion and overlying the hinge device.Type: GrantFiled: June 5, 2006Date of Patent: April 21, 2009Assignee: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, William Spencer Worley, III, Dongmin Chen, Howard Woo
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Publication number: 20090002805Abstract: A display system includes a light source and a first optical system coupled to the light source and adapted to provide an illumination beam along an illumination path. The display system also includes a spatial light modulator positioned in the illumination path. The spatial light modulator includes a semiconductor substrate including a plurality of electrode devices and a hinge structure coupled to the semiconductor substrate. The hinge structure includes silicon material. The spatial light modulator also includes a mirror post coupled to the hinge structure and extending to a predetermined distance from the semiconductor substrate and a mirror plate coupled to the mirror post and overlying the plurality of electrode devices. The display system further includes a second optical system coupled to the spatial light modulator and adapted to project an image onto a projection surface.Type: ApplicationFiled: September 12, 2008Publication date: January 1, 2009Applicant: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, William Spencer Worley, III, Dongmin Chen, Howard Woo
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Patent number: 7453624Abstract: A display system includes a light source and a first optical system coupled to the light source and adapted to provide an illumination beam along an illumination path. The display system also includes a spatial light modulator positioned in the illumination path. The spatial light modulator includes a semiconductor substrate including a plurality of electrode devices and a hinge structure coupled to the semiconductor substrate. The hinge structure includes silicon material. The spatial light modulator also includes a mirror post coupled to the hinge structure and extending to a predetermined distance from the semiconductor substrate and a mirror plate coupled to the mirror post and overlying the plurality of electrode devices. The display system further includes a second optical system coupled to the spatial light modulator and adapted to project an image onto a projection surface.Type: GrantFiled: June 5, 2006Date of Patent: November 18, 2008Assignee: Miradia Inc.Inventors: Xiao Yang, Yuxiang Wang, Wook Ji, Justin Allen Payne, Ye Wang, William Spencer Worley, III, Dongmin Chen, Howard Woo
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Publication number: 20080164542Abstract: A method of forming a package for a MEMS structure coupled to a substrate includes depositing an encapsulant material on the substrate and patterning the encapsulant material to form a plurality of encapsulated structures. The method also includes depositing a first capping layer on the substrate and forming one or more release hole patterns in the first capping layer. The method further includes removing the encapsulant material and depositing a second capping layer.Type: ApplicationFiled: January 4, 2008Publication date: July 10, 2008Applicant: Miradia Inc.Inventors: Xiao Yang, Justin Payne, Yuxiang Wang, Wook Ji, Ye Wang
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Publication number: 20080150647Abstract: A resonator includes a CMOS substrate having a first electrode and a second electrode. The CMOS substrate is configured to provide one or more control signals to the first electrode. The resonator also includes a resonator structure including a silicon material layer. The resonator structure is coupled to the CMOS substrate and configured to resonate in response to the one or more control signals.Type: ApplicationFiled: December 4, 2007Publication date: June 26, 2008Applicant: Miradia Inc.Inventors: Xiao Yang, Dongmin Chen, Ye Wang, Justin Payne, Yuxiang Wang, Wook Ji