Patents Assigned to LuxVue Technology Corporation
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Patent number: 9343448Abstract: A display panel and a method of forming a display panel are described. The display panel may include a thin film transistor substrate including a pixel area and a non-pixel area. The pixel area includes an array of bank openings and an array of bottom electrodes within the array of bank openings. An array of micro LED devices are bonded to the corresponding array of bottom electrodes within the array of bank openings. An array of top electrode layers are formed electrically connecting the array of micro LED devices to a ground line in the non-pixel area.Type: GrantFiled: September 21, 2015Date of Patent: May 17, 2016Assignee: LuxVue Technology CorporationInventors: Kapil V. Sakariya, Andreas Bibl, Hsin-Hua Hu
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Patent number: 9318475Abstract: A flexible display panel and method of formation with a sacrificial release layer are described. The method of manufacturing a flexible display system includes forming a sacrificial layer on a carrier substrate. A flexible display substrate is formed on the sacrificial layer, with a plurality of release openings that extend through the flexible display substrate to the sacrificial layer. An array of LEDs and a plurality of microchips are transferred onto the flexible display substrate to form a flexible display panel. The sacrificial layer is selectively removed such that the flexible display panel attaches to the carrier substrate by a plurality of support posts. The flexible display panel is removed from the carrier substrate and is electrically coupled with display components to form a flexible display system.Type: GrantFiled: May 15, 2014Date of Patent: April 19, 2016Assignee: LuxVue Technology CorporationInventors: Andreas Bibl, Dariusz Golda
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Patent number: 9314930Abstract: Systems and methods for transferring a micro device from a carrier substrate include, in an embodiment, a micro pick up array structure to allow the micro pick up array to automatically align with the carrier substrate. Deflection of the micro pick up array may be detected to control further movement of the micro pick up array.Type: GrantFiled: December 14, 2012Date of Patent: April 19, 2016Assignee: LuxVue Technology CorporationInventors: Dariusz Golda, John A. Higginson, Andreas Bibl
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Patent number: 9296111Abstract: Micro pick up arrays and methods for transferring micro devices from a carrier substrate are disclosed. In an embodiment, a micro pick up array alignment encoder detects relative position between a micro pick up array having an encoder scale and a target substrate having a corresponding reference scale. In an embodiment, the micro pick up array alignment encoder facilitates alignment of the micro pick up array with the target substrate.Type: GrantFiled: July 22, 2013Date of Patent: March 29, 2016Assignee: LuxVue Technology CorporationInventors: Andreas Bibl, Paul Argus Parks
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Patent number: 9288899Abstract: A micro device transfer head array and method of forming a micro device transfer array from an SOI substrate are described. In an embodiment, the micro device transfer head array includes a base substrate and a patterned silicon layer over the base substrate. The patterned silicon layer may include a silicon interconnect and an array of silicon electrodes electrically connected with the silicon interconnect. Each silicon electrode includes a mesa structure protruding above the silicon interconnect. A dielectric layer covers a top surface of each mesa structure.Type: GrantFiled: April 8, 2015Date of Patent: March 15, 2016Assignee: LuxVue Technology CorporationInventors: Dariusz Golda, Andreas Bibl
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Patent number: 9263627Abstract: A method and structure for receiving a micro device on a receiving substrate are disclosed. A micro device such as a micro LED device is punched-through a passivation layer covering a conductive layer on the receiving substrate, and the passivation layer is hardened. In an embodiment the micro LED device is punched-through a B-staged thermoset material. In an embodiment the micro LED device is punched-through a thermoplastic material.Type: GrantFiled: December 8, 2014Date of Patent: February 16, 2016Assignee: LuxVue Technology CorporationInventors: John A. Higginson, Andreas Bibl, Hsin-Hua Hu
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Patent number: 9255001Abstract: A monopolar and bipolar micro device transfer head array and method of forming a monopolar and bipolar micro device transfer array are described. In an embodiment, a micro device transfer head array includes a base substrate, a first insulating layer formed over the base substrate, and an array of mesa structures. A second insulating layer may be formed over the mesa structure, a patterned metal layer over the second insulating layer, and a dielectric layer covering the metal layer.Type: GrantFiled: December 10, 2012Date of Patent: February 9, 2016Assignee: LuxVue Technology CorporationInventors: Dariusz Golda, Andreas Bibl
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Patent number: 9252375Abstract: A display panel and method of manufacture are described. In an embodiment, a display substrate includes a pixel area and a non-pixel area. An array of subpixels and corresponding array of bottom electrodes are in the pixel area. An array of micro LED devices are bonded to the array of bottom electrodes. One or more top electrode layers are formed in electrical contact with the array of micro LED devices. In one embodiment a redundant pair of micro LED devices are bonded to the array of bottom electrodes. In one embodiment, the array of micro LED devices are imaged to detect irregularities.Type: GrantFiled: March 15, 2013Date of Patent: February 2, 2016Assignee: LuxVue Technology CorporationInventors: Andreas Bibl, Kapil V. Sakariya, Charles R. Griggs, James Michael Perkins
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Patent number: 9240397Abstract: Light emitting devices and methods of integrating micro LED devices into light emitting device are described. In an embodiment a light emitting device includes a reflective bank structure within a bank layer, and a conductive line atop the bank layer and elevated above the reflective bank structure. A micro LED device is within the reflective bank structure and a passivation layer is over the bank layer and laterally around the micro LED device within the reflective bank structure. A portion of the micro LED device and a conductive line atop the bank layer protrude above a top surface of the passivation layer.Type: GrantFiled: January 23, 2015Date of Patent: January 19, 2016Assignee: LuxVue Technology CorporationInventors: Andreas Bibl, Charles R. Griggs
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Patent number: 9236815Abstract: Compliant monopolar and bipolar micro device transfer head arrays and methods of formation from SOI substrates are described. In an embodiment, an array of compliant transfer heads are formed over a base substrate and deflectable toward the base substrate, and a patterned metal layer includes a metal interconnect layer electrically connected with an array of the metal electrodes in the array of compliant transfer heads.Type: GrantFiled: December 10, 2012Date of Patent: January 12, 2016Assignee: LuxVue Technology CorporationInventors: Dariusz Golda, Andreas Bibl
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Patent number: 9224629Abstract: A compliant bipolar micro device transfer head array and method of forming a compliant bipolar micro device transfer array from an SOI substrate are described. In an embodiment, a compliant bipolar micro device transfer head array includes a base substrate and a patterned silicon layer over the base substrate. The patterned silicon layer may include first and second silicon interconnects, and first and second arrays of silicon electrodes electrically connected with the first and second silicon interconnects and deflectable into one or more cavities between the base substrate and the silicon electrodes.Type: GrantFiled: April 23, 2015Date of Patent: December 29, 2015Assignee: LuxVue Technology CorporationInventors: Dariusz Golda, Andreas Bibl
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Patent number: 9217541Abstract: A stabilization structure includes a stabilization layer on a carrier substrate. The stabilization layer includes an array of staging cavities. An array of micro devices are within the array of staging cavities. Each micro device is laterally attached to a shear release post laterally extending from a sidewall of a staging cavity. A pressure is applied to the array of micro devices from the array of transfer heads to shear the array of micro devices off the shear release posts. The sheared off micro devices are picked up from the carrier substrate using the array of transfer heads.Type: GrantFiled: May 14, 2013Date of Patent: December 22, 2015Assignee: LuxVue Technology CorporationInventors: Stephen Bathurst, Hsin-Hua Hu, Andreas Bibl
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Patent number: 9214494Abstract: A display panel and a method of forming a display panel are described. The display panel may include a thin film transistor substrate including a pixel area and a non-pixel area. The pixel area includes an array of bank openings and an array of bottom electrodes within the array of bank openings. A ground line is located in the non-pixel area and an array of ground tie lines run between the bank openings in the pixel area and are electrically connected to the ground line in the non-pixel area.Type: GrantFiled: March 6, 2015Date of Patent: December 15, 2015Assignee: LuxVue Technology CorporationInventors: Kapil V. Sakariya, Andreas Bibl, Hsin-Hua Hu
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Patent number: 9209348Abstract: A method and structure for stabilizing an array of micro devices is disclosed. A stabilization layer includes an array of stabilization cavities and array of stabilization posts. Each stabilization cavity includes sidewalls surrounding a stabilization post. The array of micro devices is on the array of stabilization posts. Each micro device in the array of micro devices includes a bottom surface that is wider than a corresponding stabilization post directly underneath the bottom surface.Type: GrantFiled: April 8, 2015Date of Patent: December 8, 2015Assignee: LuxVue Technology CorporationInventors: Hsin-Hua Hu, Kevin K. C. Chang, Andreas Bibl
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Publication number: 20150348504Abstract: Exemplary methods and systems use a micro light emitting diode (LED) in an active matrix display to emit and sense light. Display panels, systems, and methods of operation are described in which LEDs may be used for both emission and sensing.Type: ApplicationFiled: June 3, 2014Publication date: December 3, 2015Applicant: LUXVUE TECHNOLOGY CORPORATIONInventors: Kapil V. Sakariya, Mohammad Hendijanifard, Tore Nauta
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Publication number: 20150333221Abstract: A flexible display panel and method of formation with a sacrificial release layer are described. The method of manufacturing a flexible display system includes forming a sacrificial layer on a carrier substrate. A flexible display substrate is formed on the sacrificial layer, with a plurality of release openings that extend through the flexible display substrate to the sacrificial layer. An array of LEDs and a plurality of microchips are transferred onto the flexible display substrate to form a flexible display panel. The sacrificial layer is selectively removed such that the flexible display panel attaches to the carrier substrate by a plurality of support posts. The flexible display panel is removed from the carrier substrate and is electrically coupled with display components to form a flexible display system.Type: ApplicationFiled: May 15, 2014Publication date: November 19, 2015Applicant: LuxVue Technology CorporationInventors: Andreas Bibl, Dariusz Golda
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Publication number: 20150321338Abstract: Systems and methods for transferring a micro device or an array of micro devices to or from a substrate are disclosed. In an embodiment, a remote center robot allows on-the-fly alignment between a micro pick up array and a target substrate. The remote center robot may include a plurality of symmetric linkages that move independently and share a remote rotational center. In an embodiment, the remote rotational center may be positioned at a surface of the micro pick up array to prevent damage to the array of micro devices during transfer.Type: ApplicationFiled: May 8, 2014Publication date: November 12, 2015Applicant: LuxVue Technology CorporationInventors: Paul Argus Parks, Nile Alexander Light, Stephen P. Bathurst, John A. Higginson, Andreas Bibl
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Patent number: 9178123Abstract: Reflective bank structures for light emitting devices are described. The reflective bank structure may include a substrate, an insulating layer on the substrate, and an array of bank openings in the insulating layer with each bank opening including a bottom surface and sidewalls. A reflective layer spans sidewalls of each of the bank openings in the insulating layer.Type: GrantFiled: December 10, 2012Date of Patent: November 3, 2015Assignee: LuxVue Technology CorporationInventors: Kapil V. Sakariya, Andreas Bibl, Hsin-Hua Hu
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Patent number: 9166114Abstract: A method and structure for stabilizing an array of micro devices is disclosed. The array of micro devices is held within an array of staging cavities on a carrier substrate. Each micro device is laterally surrounded by sidewalls of a corresponding staging cavity.Type: GrantFiled: January 30, 2013Date of Patent: October 20, 2015Assignee: LuxVue Technology CorporationInventors: Hsin-Hua Hu, Andreas Bibl
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Patent number: 9162880Abstract: Systems and methods for transferring a micro device from a carrier substrate are disclosed. In an embodiment, a mass transfer tool includes an articulating transfer head assembly, a carrier substrate holder, and an actuator assembly to adjust a spatial relationship between the articulating transfer head assembly and the carrier substrate holder. The articulating transfer head assembly may include an electrostatic voltage source connection and a substrate supporting an array of electrostatic transfer heads.Type: GrantFiled: September 7, 2012Date of Patent: October 20, 2015Assignee: LuxVue Technology CorporationInventors: John A. Higginson, Andreas Bibl, David Albertalli