| No. | Publication Number | Title | Publication/Patent Number Publication/Patent Number |
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Application Number Application Number |
Filing Date
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Inventor Inventor | Assignee Assignee |
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IPC
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61 | TWI521296B |
WAFER-LEVEL LIQUID-CRYSTAL-ON-SILICON PROJECTION ASSEMBLY
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Publication/Patent Number: TWI521296B | Publication Date: 2016-02-11 | Application Number: 103117947 | Filing Date: 2014-05-22 | Inventor： Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G03B21/20 | Abstract: A wafer-level liquid-crystal-on-silicon (LCOS) projection assembly includes a LCOS display for spatially modulating light incident on the LCOS display and a polarizing beam-separating (PBS) layer for directing light to and from the LCOS display. A method for fabricating a LCOS projection system includes disposing a PBS wafer above an active-matrix wafer. The active-matrix wafer includes a plurality of active matrices for addressing liquid crystal display pixels. The method further includes disposing a lens wafer above the PBS wafer. The lens wafer includes a plurality of lenses. Additionally | |||
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62 | TW201632970A |
Highly-reflective liquid crystal on silicon panel
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Publication/Patent Number: TW201632970A | Publication Date: 2016-09-16 | Application Number: 105105734 | Filing Date: 2016-02-25 | Inventor： Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G02F1/1343 | Abstract: A highly-reflective liquid crystal on silicon (LCOS) panel includes pixel electrodes on a substrate | |||
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63 | HK1214001A1 |
WAFER-LEVEL LIQUID-CRYSTAL-ON-SILICON PROJECTION ASSEMBLY SYSTEMS AND METHODS
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Publication/Patent Number: HK1214001A1 | Publication Date: 2016-07-15 | Application Number: 16101993 | Filing Date: 2016-02-23 | Inventor： Fan chun sheng | Assignee: OMNIVISION TECHNOLOGIES INC. | IPC: G02B | ||||
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64 | US2016246115A1 |
Highly-Reflective Liquid Crystal On Silicon Panel
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Publication/Patent Number: US2016246115A1 | Publication Date: 2016-08-25 | Application Number: 14/631,390 | Filing Date: 2015-02-25 | Inventor： Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: G02F1/1335 | Abstract: A highly-reflective liquid crystal on silicon (LCOS) panel includes pixel electrodes on a substrate, each pixel electrode having a top surface with a first reflectivity. A continuous reflective coating covers the pixel electrodes and substrate surfaces therebetween, forming a plurality of coated pixel electrodes having an enhanced reflectivity that exceeds the first reflectivity. A method for increasing pixel reflectivity in a LCOS panel includes depositing a continuous reflective coating covering both (1) a plurality of pixel electrodes on a substrate and (2) a plurality of inter-pixel substrate surfaces, and depositing a layer on the continuous reflective coating. | |||
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65 | TWI560490B |
Panel carrier for a liquid crystal on silicon panel and method for electrically interconnecting same
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Publication/Patent Number: TWI560490B | Publication Date: 2016-12-01 | Application Number: 104137949 | Filing Date: 2015-11-17 | Inventor： Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G02F1/133 | Abstract: A liquid-crystal-on-silicon (LCOS) panel includes a semiconductor wafer having bond pads thereon | |||
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66 | TW201621411A |
Panel carrier for a liquid crystal on silicon panel and method for electrically interconnecting same
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Publication/Patent Number: TW201621411A | Publication Date: 2016-06-16 | Application Number: 104137949 | Filing Date: 2015-11-17 | Inventor： Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G02F1/133 | Abstract: A liquid-crystal-on-silicon (LCOS) panel includes a semiconductor wafer having bond pads thereon | |||
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67 | TWI519883B |
THERMAL CARRIER FOR AN LCOS DISPLAY PANEL AND ASSOCIATED METHODS
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Publication/Patent Number: TWI519883B | Publication Date: 2016-02-01 | Application Number: 103138113 | Filing Date: 2014-11-03 | Inventor： Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G03B21/14 | Abstract: A thermal carrier and method control a temperature of an LCOS display panel. The temperature of the LCOS display panel is determined. Electrical power to a heating element within a thermal carrier carrying the LCOS display panel is increased when the temperature of the LCOS display panel is below a first temperature threshold and electrical power to the heating element is decreased when the temperature of the LCOS display panel is above a second temperature threshold. | |||
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68 | TW201637191A |
Aerogel-encapsulated image sensor and manufacturing method for same
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Publication/Patent Number: TW201637191A | Publication Date: 2016-10-16 | Application Number: 105106752 | Filing Date: 2016-03-04 | Inventor： Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: H01L27/146 | Abstract: An aerogel-encapsulated image sensor includes a device die with an image sensor fabricated thereon and an aerogel layer that encapsulates the image sensor. A method for encapsulating image sensor pixel arrays of respective bare image sensors formed on a sensor array sheet may include injecting an uncured aerogel portion on each image sensor pixel array | |||
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69 | TWI527203B |
Infrared reflection/absorption layer for reducing ghost image of infrared reflection noise and image sensor using the same
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Publication/Patent Number: TWI527203B | Publication Date: 2016-03-21 | Application Number: 102100322 | Filing Date: 2013-01-04 | Inventor： Chien, Yeh An Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: H01L27/146 | Abstract: An image sensor includes a photosensing element for receiving infrared (IR) radiation and detecting the IR radiation and generating an electrical signal indicative of the IR radiation. A redistribution layer (RDL) is disposed under the photosensing element | |||
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70 | US2016231604A1 |
Liquid Crystal On Silicon Panels And Associated Methods
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Publication/Patent Number: US2016231604A1 | Publication Date: 2016-08-11 | Application Number: 14/616,900 | Filing Date: 2015-02-09 | Inventor： Lin, Wei-feng Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: G02F1/1345 | Abstract: A liquid crystal on silicon (LCOS) panel is provided that includes an electrical contact layer deposited in a pattern on a portion of a transparent conductive layer. An alignment layer protects the conductive layer and electrical contact layer during LCOS panel assembly. The alignment layer is etched away to expose the electrical contact, which protects the underlying conductive layer from the etching process. The resulting LCOS panel has more reliably formed electrical contacts for improved stability of electrical connections to the conductive layer. A method for forming an electrical contact layer on a conductive layer of a LCOS panel includes steps for depositing a patterned layer on a portion of the conductive layer. The method is compatible with microfabrication techniques for scalable manufacturing. The resulting LCOS panel includes a pattern of one or more electrical contacts exposed on a portion of the conductive layer. | |||
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71 | US9459500B2 |
Liquid crystal on silicon panels and associated methods
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Publication/Patent Number: US9459500B2 | Publication Date: 2016-10-04 | Application Number: 14/616,900 | Filing Date: 2015-02-09 | Inventor： Lin, Wei-feng Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: G02F1/1343 | Abstract: A liquid crystal on silicon (LCOS) panel is provided that includes an electrical contact layer deposited in a pattern on a portion of a transparent conductive layer. An alignment layer protects the conductive layer and electrical contact layer during LCOS panel assembly. The alignment layer is etched away to expose the electrical contact, which protects the underlying conductive layer from the etching process. The resulting LCOS panel has more reliably formed electrical contacts for improved stability of electrical connections to the conductive layer. A method for forming an electrical contact layer on a conductive layer of a LCOS panel includes steps for depositing a patterned layer on a portion of the conductive layer. The method is compatible with microfabrication techniques for scalable manufacturing. The resulting LCOS panel includes a pattern of one or more electrical contacts exposed on a portion of the conductive layer. | |||
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72 | US2016139446A1 |
Panel Carrier For A Liquid Crystal On Silicon Panel And Method For Electrically Interconnecting Same
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Publication/Patent Number: US2016139446A1 | Publication Date: 2016-05-19 | Application Number: 14/547,986 | Filing Date: 2014-11-19 | Inventor： Li, Wei-feng Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: G02F1/1345 | Abstract: A liquid-crystal-on-silicon (LCOS) panel includes a wafer having bond pads thereon, a liquid crystal layer, and a conductive layer. The panel carrier for the LCOS panel includes a conductive-layer electrode for electrically connecting the conductive layer to a printed circuit assembly (PCA), address electrodes for electrically connecting the bond pads to the PCA, and a cavity for holding the LCOS panel. The cavity includes a conductive pad for electrically connecting the conductive layer to the conductive-layer electrode, and bond-pad electrodes for electrically connecting each bond pad to a respective address electrode. A method for electrically connecting an LCOS panel to a panel carrier includes a step of electrically connecting each bond pad to a respective address electrode, and a step of electrically connecting the conductive layer to the conductive pad. | |||
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73 | US2016260760A1 |
AEROGEL-ENCAPSULATED IMAGE SENSOR AND MANUFACTURING METHOD FOR SAME
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Publication/Patent Number: US2016260760A1 | Publication Date: 2016-09-08 | Application Number: 14/639,610 | Filing Date: 2015-03-05 | Inventor： Fan chun sheng Lin, Wei-feng | Assignee: OmniVision Technologies, Inc. | IPC: H01L27/146 | Abstract: An aerogel-encapsulated image sensor includes a device die with an image sensor fabricated thereon and an aerogel layer that encapsulates the image sensor. A method for encapsulating image sensor pixel arrays of respective bare image sensors formed on a sensor array sheet may include injecting an uncured aerogel portion on each image sensor pixel array, and curing each uncured aerogel portion. The step of curing may include at least one of (a) super-critical drying, (b) surface-modification drying, and (c) pinhole drying an uncured aerogel portion. The method may further include singulating the sensor array sheet into a plurality of aerogel-encapsulated image sensors. A method for encapsulating image sensor pixel arrays of respective bare image sensors on a device wafer may include forming an aerogel layer on each bare image sensor. The step of forming may include at least one of spin-coating, dip-coating, and spray-coating the aerogel layer. | |||
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74 | TWI533029B |
Near-eye display systems
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Publication/Patent Number: TWI533029B | Publication Date: 2016-05-11 | Application Number: 103117953 | Filing Date: 2014-05-22 | Inventor： Huang, Wei-feng Fan, Chun Sheng Wang, Yen Sung Liu, Yi Wei | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G02B5/30 | Abstract: A near-eye display device includes (a) a display unit having a liquid-crystal-on-silicon (LCOS) display and a first polarizing beam splitter interface for (i) reflecting illumination light from an illumination module towards the liquid-crystal-on-silicon display and (ii) transmitting display light from the LCOS display based on the illumination light | |||
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75 | US2016027832A1 |
Infrared Reflection/Absorption Layer For Reducing Ghost Image of Infrared Reflection Noise And Image Sensor Using the Same
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Publication/Patent Number: US2016027832A1 | Publication Date: 2016-01-28 | Application Number: 14/876,296 | Filing Date: 2015-10-06 | Inventor： Lin, Wei-feng Chien, Yeh-an Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: H01L27/146 | Abstract: An image sensor includes a photosensing element for receiving infrared (IR) radiation and detecting the IR radiation and generating an electrical signal indicative of the IR radiation. A redistribution layer (RDL) is disposed under the photosensing element, the RDL comprising pattern of conductors for receiving the electrical signal. An IR reflection layer, an IR absorption layer or an isolation layer is disposed between the photosensing element and the RDL. The IR reflection layer, IR absorption layer or isolation layer provides a barrier to IR radiation such that the IR radiation does not impinge upon the RDL. As a result, a ghost image of the RDL is not generated, resulting in reduced noise and improved sensitivity and performance of the image sensor. | |||
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76 | US9406716B2 |
Infrared reflection/absorption layer for reducing ghost image of infrared reflection noise and image sensor using the same
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Publication/Patent Number: US9406716B2 | Publication Date: 2016-08-02 | Application Number: 14/876,296 | Filing Date: 2015-10-06 | Inventor： Lin, Wei-feng Chien, Yeh-an Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: H01L27/00 | Abstract: An image sensor includes a photosensing element for receiving infrared (IR) radiation and detecting the IR radiation and generating an electrical signal indicative of the IR radiation. A redistribution layer (RDL) is disposed under the photosensing element, the RDL comprising pattern of conductors for receiving the electrical signal. An IR reflection layer, an IR absorption layer or an isolation layer is disposed between the photosensing element and the RDL. The IR reflection layer, IR absorption layer or isolation layer provides a barrier to IR radiation such that the IR radiation does not impinge upon the RDL. As a result, a ghost image of the RDL is not generated, resulting in reduced noise and improved sensitivity and performance of the image sensor. | |||
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77 | TWI485439B |
Device and method for reducing speckle in projected images
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Publication/Patent Number: TWI485439B | Publication Date: 2015-05-21 | Application Number: 102123505 | Filing Date: 2013-07-01 | Inventor： Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G02B27/48 | Abstract: An image projector includes a light source for displaying light and a diffusing screen coupled to an in-plane vibrator. The diffusing screen is positioned to receive the display light from the light source and generate phase-modulated display light. The image projector also includes a collimating element positioned to receive the phase-modulated display light. The image projector further includes a display panel positioned to receive the phase-modulated display light after being collimated by the collimating element. The display panel is configured to generate a projectable image using the phase-modulated display light. | |||
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78 | TW201543131A |
WAFER-LEVEL LIQUID-CRYSTAL-ON-SILICON PROJECTION ASSEMBLY
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Publication/Patent Number: TW201543131A | Publication Date: 2015-11-16 | Application Number: 103117947 | Filing Date: 2014-05-22 | Inventor： Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G03B21/20 | Abstract: A wafer-level liquid-crystal-on-silicon (LCOS) projection assembly includes a LCOS display for spatially modulating light incident on the LCOS display and a polarizing beam-separating (PBS) layer for directing light to and from the LCOS display. A method for fabricating a LCOS projection system includes disposing a PBS wafer above an active-matrix wafer. The active-matrix wafer includes a plurality of active matrices for addressing liquid crystal display pixels. The method further includes disposing a lens wafer above the PBS wafer. The lens wafer includes a plurality of lenses. Additionally | |||
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79 | US2015331305A1 |
Wafer-Level Liquid-Crystal-On-Silicon Projection Assembly, Systems and Methods
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Publication/Patent Number: US2015331305A1 | Publication Date: 2015-11-19 | Application Number: 14/278,452 | Filing Date: 2014-05-15 | Inventor： Fan chun sheng | Assignee: OmniVision Technologies, Inc. | IPC: G03B21/20 | Abstract: A wafer-level liquid-crystal-on-silicon (LCOS) projection assembly includes a LCOS display for spatially modulating light incident on the LCOS display and a polarizing beam-separating (PBS) layer for directing light to and from the LCOS display. A method for fabricating a LCOS projection system includes disposing a PBS wafer above an active-matrix wafer. The active-matrix wafer includes a plurality of active matrices for addressing liquid crystal display pixels. The method, further includes disposing a lens wafer above the PBS wafer. The lens wafer includes a plurality of lenses. Additionally, a method for fabricating a wafer-level polarizing beam includes bonding a PBS wafer and at least one other wafer to form a stacked wafer. The PBS wafer includes a PBS layer that contains a plurality of PBS film bands. | |||
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80 | TW201520676A |
THERMAL CARRIER FOR AN LCOS DISPLAY PANEL AND ASSOCIATED METHODS
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Publication/Patent Number: TW201520676A | Publication Date: 2015-06-01 | Application Number: 103138113 | Filing Date: 2014-11-03 | Inventor： Lin, Wei Feng Fan, Chun Sheng | Assignee: OMNIVISION TECHNOLOGIES, INC. | IPC: G03B21/14 | Abstract: A thermal carrier and method control a temperature of an LCOS display panel. The temperature of the LCOS display panel is determined. Electrical power to a heating element within a thermal carrier carrying the LCOS display panel is increased when the temperature of the LCOS display panel is below a first temperature threshold and electrical power to the heating element is decreased when the temperature of the LCOS display panel is above a second temperature threshold. |
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