Patents Assigned to Benq Materials Corp.
  • Patent number: 8867001
    Abstract: A patterned retardation film including a base substrate, a patterned resin layer and a liquid crystal layer is provided. The patterned resin layer having plurality of first areas and a plurality of second areas is disposed on the base substrate. The combination of the first and second areas is a grating-like stripe structure. The patterned resin layer includes an aligning micron structure. The aligning micron structure includes a plurality of first sub micron grooves and a plurality of second sub micron grooves respectively located in the first areas and the second areas. The liquid crystal layer is disposed on the patterned resin layer and aligned with the aligning micron structure. The liquid crystal layer disposed above the first areas provides a first phase retardation. The liquid crystal layer disposed above the second areas provides a second phase retardation.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: October 21, 2014
    Assignee: Benq Materials Corp.
    Inventors: Fung-Hsu Wu, Lung-Hai Wu
  • Patent number: 8842270
    Abstract: A method of bright spot defect detection for a polarizer is to be performed by an inspection device and includes the steps of: a) obtaining gray values for pixels of an image of a detected region, that contains a target spot, on the polarizer; b) obtaining a gray value variation score from the gray values obtained for the detected region, the gray value variation score being indicative of gray value variation among the pixels of the image of the detected region; and c) comparing the gray value variation score obtained for the detected region with a threshold value to obtain a comparison result, and determining whether the target spot is a bright spot according to the comparison result.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: September 23, 2014
    Assignee: BENQ Materials Corp.
    Inventor: Shin-Min Chao
  • Patent number: 8553187
    Abstract: A patterned retarder film with a plurality of first retardation regions and a plurality of second retardation regions and a method for manufacturing the same are provided. The method includes providing a base film; forming an alignment layer on a first surface of the base film; coating a liquid crystal material on the alignment layer as a liquid crystal layer; aligning the liquid crystal layer with the alignment layer; embossing the liquid crystal layer with a predetermined pattern to form a patterned layer with a plurality of first and second retardation regions. The structure of the first and second retardation regions are grating-like stripe structure and parallel to each other and the structure of the second retardation regions are grooving-like stripe structure and interleaved with each other. The patterned liquid crystal layer is cured. The phase retardation of the first and second retardation regions is different by 180°.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: October 8, 2013
    Assignee: BenQ Materials Corp.
    Inventor: Fung-Hsu Wu
  • Publication number: 20130220528
    Abstract: A manufacturing method of a bubble-type micro-pump is provided. At least a bubble-generating unit is provided on the bubble-generating section. Because of the varied surface energies on the top of the bubble-generating section, the varied backfilling velocities of the fluid of the front end and the rear end cause fluid moving when a bubble vanishes. The top surface of the bubble-generating section is subjected to a particular surface treatment to form a surface energy gradient. Examples of surface treatment include sputtering a thin film with varied densities or thickness, radiating one or multi-layer thin films by a laser beam, etc.
    Type: Application
    Filed: April 10, 2013
    Publication date: August 29, 2013
    Applicant: BENQ MATERIALS CORP.
    Inventor: BENQ MATERIALS CORP.
  • Patent number: 8520174
    Abstract: A patterned retarder film and a method for manufacturing the same are provided. A patterned retarder film with a micro-structure comprises a first substrate, a phase retardation layer on the first substrate comprising a plurality of first retardation regions of liquid crystal materials and a plurality of second retardation regions of curable resin, wherein the structures of the first retardation regions and the second retardation regions are grating-like stripe structures and parallelly interleaved with each other and the first retardation regions provide a first phase retardation and the second retardation regions provide a second phase retardation; and a second substrate laminated on the phase retardation layer; wherein the first phase retardation and the second phase retardation are different by 180°.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: August 27, 2013
    Assignee: Benq Materials Corp.
    Inventors: Kuan-Hao Huang, Fung-Hsu Wu
  • Patent number: 8520175
    Abstract: A patterned retarder film comprises a first substrate, a pattern configuration, an alignment layer formed on the pattern configuration, and a liquid crystal layer disposed on the alignment layer. The pattern configuration comprises a plurality of first regions and a plurality of second regions, wherein the first regions are grating relief structure and interleaved with the second regions. A liquid crystal layer is coated on the alignment layer to cover the first regions and the second regions of the pattern configuration to a plane with a determined thickness on the surface of the first regions. The first phase retardation of the liquid crystal layer on the first regions and the second phase retardation of the liquid crystal layer on the second regions are different by 180°. The method for manufacturing the same is disclosed.
    Type: Grant
    Filed: December 20, 2010
    Date of Patent: August 27, 2013
    Assignee: Benq Materials Corp.
    Inventors: Kuan-Hao Huang, Fung-Hsu Wu
  • Patent number: 8500964
    Abstract: A manufacturing method of a bubble-type micro-pump is provided. At least a bubble-generating unit is provided on the bubble-generating section. Because of the varied surface energies on the top of the bubble-generating section, the varied backfilling velocities of the fluid of the front end and the rear end cause fluid moving when a bubble vanishes. The top surface of the bubble-generating section is subjected to a particular surface treatment to form a surface energy gradient. Examples of surface treatment include sputtering a thin film with varied densities or thickness, radiating one or multi-layer thin films by a laser beam, etc.
    Type: Grant
    Filed: November 2, 2009
    Date of Patent: August 6, 2013
    Assignee: Benq Materials Corp.
    Inventor: Chen Peng
  • Publication number: 20120325292
    Abstract: A solar cell module, a back sheet structure thereof and a manufacturing method thereof are provided. The back sheet structure includes a bottom adhesive layer, an insulating layer, a moisture barrier layer and a weather-resistant layer. The bottom adhesive layer is formed by materials including a polyurethane material and a silane material. The silane material amounts to 0.5-1.5% of the weight of the bottom adhesive layer. The insulating layer is disposed on the bottom adhesive layer. The moisture barrier layer is disposed on the insulating layer. The weather-resistant layer is disposed on the moisture barrier layer.
    Type: Application
    Filed: October 20, 2011
    Publication date: December 27, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventors: Kuan-Kuo Lai, Wei-Chih Huang
  • Publication number: 20120320293
    Abstract: A pixel circuit for a liquid crystal display device includes first and second capacitor units, a voltage regulating unit, and a switching unit. The first capacitor unit includes first and second liquid crystal capacitors. The second capacitor unit includes a third liquid crystal capacitor. The voltage regulating unit is coupled to the first and second liquid crystal capacitors thereby enabling the first and second liquid crystal capacitors to be configured with different voltages when a voltage is applied to the first capacitor unit. The switching unit is coupled to the first and second capacitor units. A data voltage is applied to the first and second capacitor units when the switching unit is enabled by a first scan signal. A common voltage is applied to the second capacitor unit when the switching unit is enabled by a second scan signal.
    Type: Application
    Filed: January 24, 2012
    Publication date: December 20, 2012
    Applicant: Benq Materials Corp.
    Inventors: Chih-Haw Wang, Pei-Hsun Wu
  • Publication number: 20120314181
    Abstract: A patterned retardation film including a base substrate, a patterned resin layer and a liquid crystal layer is provided. The patterned resin layer having plurality of first areas and a plurality of second areas is disposed on the base substrate. The combination of the first and second areas is a grating-like stripe structure. The patterned resin layer includes an aligning micron structure. The aligning micron structure includes a plurality of first sub micron grooves and a plurality of second sub micron grooves respectively located in the first areas and the second areas. The liquid crystal layer is disposed on the patterned resin layer and aligned with the aligning micron structure. The liquid crystal layer disposed above the first areas provides a first phase retardation. The liquid crystal layer disposed above the second areas provides a second phase retardation.
    Type: Application
    Filed: October 26, 2011
    Publication date: December 13, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventors: Fung-Hsu Wu, Lung-Hai Wu
  • Publication number: 20120311861
    Abstract: A manufacturing method of a roller used for manufacturing a patterned retardation film is provided. The manufacturing method includes the following steps. A roller having a rotational axis and a roller surface is provided. An engraving device having an engraving end is provided. The engraving end has a plurality of sub-micron slots which are constructed in parallel with each other. The engraving device engraves the roller surface with a first depth to form a plurality of first sub-micron grooves. The engraving device engraves the roller surface with a second depth to form a plurality of second sub-micron grooves.
    Type: Application
    Filed: December 8, 2011
    Publication date: December 13, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventors: Fung-Hsu Wu, Lung-Hai Wu
  • Patent number: 8298398
    Abstract: A micro flow device and a method for generating a fluid with pH gradient are provided. The micro flow device includes a first and second substrates, an ion exchange membrane, and at least an electrode unit. The second substrate having a second flow path is disposed corresponding to the first substrate that has a first flow path. The ion exchange membrane is disposed between the first substrate and the second substrate to separate an electrolyte solution inside the first and second flow paths. The electrode unit includes at least two electrodes disposed in the first and second flow paths respectively. When the pair of electrodes is driven to electrolyze the electrolyte solution, the ion exchange membrane retards the mixing of an anode product and a cathode product produced by electrolyzing the electrolyte solution, such that a liquid having pH gradient is generated inside the first and second flow paths.
    Type: Grant
    Filed: May 9, 2008
    Date of Patent: October 30, 2012
    Assignee: Benq Materials Corp.
    Inventor: Chen Peng
  • Publication number: 20120212741
    Abstract: A method of bright spot defect detection for a polarizer is to be performed by an inspection device and includes the steps of: a) obtaining gray values for pixels of an image of a detected region, that contains a target spot, on the polarizer; b) obtaining a gray value variation score from the gray values obtained for the detected region, the gray value variation score being indicative of gray value variation among the pixels of the image of the detected region; and c) comparing the gray value variation score obtained for the detected region with a threshold value to obtain a comparison result, and determining whether the target spot is a bright spot according to the comparison result.
    Type: Application
    Filed: August 19, 2011
    Publication date: August 23, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventor: Shin-Min Chao
  • Publication number: 20120133612
    Abstract: A switchable touch display device comprises at least one pixel unit and one controlling module. The pixel unit comprises first and second substrate disposed in parallel, a spacer, a common electrode and a data line. The spacer is disposed in the pixel unit and on the first substrate, and a gap formed between the first spacer and the second substrate. The common electrode is disposed on the first substrate and the spacer. The data line is disposed on the second substrate and part of it is disposed right under the spacer. The controlling module switches the pixel unit between a display mode and a touch mode. The controlling module controls the pixel unit to present with a predetermined luminance in the display module, and determine whether the spacer be pressed by external force to electrically contact common electrode and data line in the touch mode.
    Type: Application
    Filed: November 28, 2011
    Publication date: May 31, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventors: Chih-Haw Wang, Pei-Hsun Wu
  • Publication number: 20120067506
    Abstract: A film processing equipment and a method for processing a film is provided. A feeding roller feeds the film to a swelling bath and the swelling bath immerses the film. A dyeing bath dyes the film transferred from the swelling bath and a stretching bath stretches the film. The stretching bath comprises three sets of rollers dividing a film transferring path into a first interval length and a second interval length. The first interval length is in an upstream with respect to the film transferring path and smaller than the second interval length. A crosslinking bath performs a crosslinking process on the film transferred from the stretching bath and a washing bath washes the film. A film attaching assembly performs a film attaching process on the film transferred from the washing bath and a winding device winds the film transferred from the film attaching assembly.
    Type: Application
    Filed: August 17, 2011
    Publication date: March 22, 2012
    Applicant: BENQ MATERIALS CORP.
    Inventors: Yi-Hun Tan, Po-Tung Lai, Yi-Hsiu Chen
  • Publication number: 20110317262
    Abstract: An optical film used in a display panel is provided. The display panel has a number of pixels. The optical film includes a condenser lens array layer and a prism array layer. The condenser lens array layer, disposed in front of the pixels, includes a number of condenser lenses and at least has a first portion and a second portion, wherein the first portion and the second portion do not overlap with each other. The prism array layer at least includes a first prism sub-array having a number of first prisms. The light passing through the condenser lenses in the first portion of the condenser lens array layer is deflected to a first direction by the first prisms. The light passing through the condenser lenses in the second portion of the condenser lens array layer travels along a second direction. The first direction is different from the second direction.
    Type: Application
    Filed: September 29, 2010
    Publication date: December 29, 2011
    Applicant: BenQ MATERIALS CORP.
    Inventors: Hsin-Han Hsu, Fung-Hsu Wu
  • Publication number: 20110292330
    Abstract: A patterned retarder film comprises a first substrate, a pattern configuration, an alignment layer formed on the pattern configuration, and a liquid crystal layer disposed on the alignment layer. The pattern configuration comprises a plurality of first regions and a plurality of second regions, wherein the first regions are grating relief structure and interleaved with the second regions. A liquid crystal layer is coated on the alignment layer to cover the first regions and the second regions of the pattern configuration to a plane with a determined thickness on the surface of the first regions. The first phase retardation of the liquid crystal layer on the first regions and the second phase retardation of the liquid crystal layer on the second regions are different by 180°. The method for manufacturing the same is disclosed.
    Type: Application
    Filed: December 20, 2010
    Publication date: December 1, 2011
    Applicant: BenQ Materials Corp.
    Inventors: Kuan-Hao Huang, Fung-Hsu Wu
  • Publication number: 20110292328
    Abstract: A patterned retarder film with a plurality of first retardation regions and a plurality of second retardation regions and a method for manufacturing the same are provided. The method includes providing a base film; forming an alignment layer on a first surface of the base film; coating a liquid crystal material on the alignment layer as a liquid crystal layer; aligning the liquid crystal layer with the alignment layer; embossing the liquid crystal layer with a predetermined pattern to form a patterned layer with a plurality of first and second retardation regions. The structure of the first and second retardation regions are grating-like stripe structure and parallel to each other and the structure of the second retardation regions are grooving-like stripe structure and interleaved with each other. The patterned liquid crystal layer is cured. The phase retardation of the first and second retardation regions is different by 180°.
    Type: Application
    Filed: December 20, 2010
    Publication date: December 1, 2011
    Applicant: BENQ MATERIALS CORP.
    Inventor: Fung-Hsu Wu
  • Publication number: 20110292329
    Abstract: A patterned retarder film and a method for manufacturing the same are provided. A patterned retarder film with a micro-structure comprises a first substrate, a phase retardation layer on the first substrate comprising a plurality of first retardation regions of liquid crystal materials and a plurality of second retardation regions of curable resin, wherein the structures of the first retardation regions and the second retardation regions are grating-like stripe structures and parallelly interleaved with each other and the first retardation regions provide a first phase retardation and the second retardation regions provide a second phase retardation; and a second substrate laminated on the phase retardation layer; wherein the first phase retardation and the second phase retardation are different by 180°.
    Type: Application
    Filed: December 20, 2010
    Publication date: December 1, 2011
    Applicant: BENQ MATERIALS CORP.
    Inventors: Kuan-Hao Huang, Fung-Hsu Wu
  • Patent number: 7835083
    Abstract: A disk structure is disposed in an optical tweezers device including a light source for producing incident laser light. The disk structure includes a first substrate, a second substrate and a reflective layer. The second substrate is disposed with respect to the first substrate. One of the first substrate and the second substrate has at least one flow path. The reflective layer, which is adhered to the second substrate, is disposed between the first substrate and the second substrate. After the incident laser light passes through the first substrate and then reaches the reflective layer, the incident laser light is reflected back as reflective laser light by the reflective layer to form reflective laser light. A tweezers light field is formed in the flow path by both the reflective laser light and the incident laser light.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: November 16, 2010
    Assignee: Benq Materials Corp.
    Inventors: Chen Peng, Fung-Hsu Wu, Chung-Cheng Chou, Wai Wang, Long Hsu, Cheng-Hsien Liu