Patents by Inventor Rong-Chang Liang
Rong-Chang Liang 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: 20150185502Abstract: An aspect of the invention provides a display with an adjustable focus mechanism. The display with an adjustable focus mechanism includes a display panel for emitting a plurality of rays to form an image; a light modulation device for receiving the rays from the display panel and adjusting an emergent angle of each ray; and a controller for providing a control signal to drive the light modulation device by estimating the emergent angle of the each of the rays according to an eyesight data of a user and a distance between the user and the display.Type: ApplicationFiled: March 13, 2015Publication date: July 2, 2015Inventors: Yeong-Feng WANG, Ming-Wei TSAI, Keh-Su CHANG, Rong-Chang LIANG
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Patent number: 9006642Abstract: An embodiment of the invention provides a focus adjustable apparatus adapted to be disposed on a transparent substrate to modulate a plurality of rays passing through the transparent substrate. The focus adjustable apparatus includes a light modulation device, an eye tracking device, an eyesight status device and a controller. The light modulation device receives the rays from the transparent substrate and adjusts an emergent angle of each ray. The eye tracking device tracks a position of a user and estimates a distance between the user and the focus adjustable apparatus. The eyesight status device obtains an eyesight data of the user. The controller provides a control signal to drive the light modulation device by estimating the emergent angle of the each ray according to the distance between the user and the focus adjustable apparatus and the eyesight data of the user.Type: GrantFiled: August 21, 2012Date of Patent: April 14, 2015Assignee: Delta Electronics, Inc.Inventors: Yeong-Feng Wang, Ming-Wei Tsai, Keh-Su Chang, Rong-Chang Liang
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Patent number: 8993052Abstract: A continuous process for manufacturing a porous material is provided. The process includes the steps of mixing a non-ionic surfactant with a precursor of a carbonaceous material to form a mixture comprising a continuous phase and a liquid crystalline mesophase comprising the non-ionic surfactant, wherein the precursor is essentially located in the continuous phase, coating or depositing the mixture onto a non-woven substrate, drying or heating the mixture, and converting the precursor to form a polymer.Type: GrantFiled: June 30, 2011Date of Patent: March 31, 2015Assignee: Delta Electronics, Inc.Inventors: Chi-Chang Chen, Ying-Da Luo, Bo-Jiun Shen, Hui-Ling Wen, Rong-Chang Liang
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Publication number: 20150072109Abstract: Structures and manufacturing processes of an ACF array and more particularly a non-random particles are transferred to the array of microcavities of predetermined configuration, shape and dimension. The manufacturing process includes fluidic filling of conductive particles surface-treated with a block copolymer composition onto a substrate or carrier web comprising a predetermined array of microcavities. The thus prepared filled conductive microcavity array is then over-coated or laminated with an adhesive film.Type: ApplicationFiled: September 10, 2013Publication date: March 12, 2015Applicant: TRILLION SCIENCE, INC.Inventors: Rong-Chang Liang, Yuhao Sun, Zhiyao An
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Patent number: 8952996Abstract: Disclosed is an image display system for multi-viewing, including a display device for displaying right-eye images and left-eye images. A system controller is electrically connected to the display device and a light modulating device. A motion sensor, in response to a control signal from the system controller, is utilized for determining the positions of the eyes of a viewer. A processor, in response to one or more image signals from the motion sensor, provides the system controller with the positions. The light modulating device is utilized for spatially or angularly deflecting the right-eye images to the right eye of the viewer and for spatially or angularly deflecting the left-eye images to the left eye of the viewer in accordance with the positions.Type: GrantFiled: September 27, 2011Date of Patent: February 10, 2015Assignee: Delta Electronics, Inc.Inventors: Yeong-Feng Wang, Ming-Wei Tsai, Keh-Su Chang, Rong-Chang Liang
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Patent number: 8883282Abstract: An electrode tape, a solar module and methods for manufacturing the same are disclosed. The electrode tape includes an adhesive film and a conductive structure. The adhesive film includes a first adhesive surface and a second adhesive surface which faces an opposite direction to the first adhesive surface. The conductive structure is embedded in the adhesive film with a first contact point exposed on the first adhesive surface and a second contact point exposed on the second adhesive surface. The solar module includes a first solar cell and a second solar cell which are electrically connected with each other through the electrode tape.Type: GrantFiled: April 3, 2012Date of Patent: November 11, 2014Assignee: Neo Solar Power Corp.Inventors: Ching-Huang Lin, Rong-Chang Liang, Pei-Chang Tsai
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Publication number: 20140312501Abstract: Structures and manufacturing processes of an ACF array using a non-random array of microcavities of predetermined configuration, shape and dimension. The manufacturing process includes fluidic filling of conductive particles onto a substrate or carrier web comprising a predetermined array of microcavities, of selective metallization of the array followed by filling the array with a filler material and a second selective metallization on the filled microcavity array. The thus prepared filled conductive microcavity array is then over-coated or laminated with an adhesive film. Cavities in the array, and particles filling the cavities, can have a unimodal, bimodal, or multimodal distribution.Type: ApplicationFiled: May 20, 2014Publication date: October 23, 2014Applicant: TRILLION SCIENCE INC.Inventors: Rong-Chang Liang, Hsiao-Ken Chuang, Jerry Chung, Chin-Jen Tseng, Shuji Rokutanda, Yuhao Sun
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Patent number: 8867119Abstract: A heat resistive particle for a particle-based display and a fabrication method thereof are provided. The heat resistive particle includes a near infrared absorption resistive additive mixed with a polymer resin, having a relative absorption ratio at a near infrared light wavelength range of at least less than 50% based on the maximal absorptivity at a visible light wavelength range. The method includes mixing a near infrared absorption resistive additive with a polymer resin to form a plurality of heat resistive particles by a chemical synthesis or a pulverization method. Further, a switchable particle-based display is provided, having a plurality of display units, wherein each display unit includes one or more cells. A plurality of particles is filled into the one or more cells of each display unit, wherein at least a part of the particles includes the heat resistive particles.Type: GrantFiled: October 5, 2012Date of Patent: October 21, 2014Assignee: Delta Electronics, Inc.Inventors: Jiunn-Jye Hwang, Jung-Yang Juang, Rong-Chang Liang
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Patent number: 8864483Abstract: A machine for manufacturing an electrode tape is disclosed. The machine includes a conveyor, a conductive structure coil, an adhesive material supply unit and a curing unit. The conveyor includes a molding belt with at least one groove and a roller used to drive the molding belt. The conductive structure coil is adapted to provide a conductive structure to the at least one groove of the molding belt. The adhesive material supply unit is adapted to provide an adhesive material to a surface of the molding belt. The curing unit is adapted to cure the adhesive material provided on the surface of the molding belt into a film.Type: GrantFiled: April 3, 2012Date of Patent: October 21, 2014Assignee: Neo Solar Power Corp.Inventors: Ching-Huang Lin, Rong-Chang Liang, Pei-Chang Tsai
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Publication number: 20140300838Abstract: The disclosure provides a light modulating module attached on a display side of a reflective display apparatus, including: a light source portion capable of providing an illumination light beam, wherein the illumination light beam is capable of being transmitted to the reflective display apparatus, and the reflective display apparatus is adapted to reflect the illumination light beam to generate an image light beam; and an image light modulating device is disposed above the reflective display apparatus and disposed in a light path of the image light beam, wherein the image light modulating device is capable of modulating a direction and/or a polarization state of the image light beam, and the image light beam is emitted to either a left or right eye of a viewer to form an autostereoscopic image perceivable to the viewer after the image light beam passes through the image light modulating device.Type: ApplicationFiled: April 3, 2013Publication date: October 9, 2014Applicant: DELTA ELECTRONICS, INC.Inventors: Yeong-Feng WANG, Ming-Wei TSAI, Keh-Su CHANG, Rong-Chang LIANG
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Patent number: 8850689Abstract: A method for manufacturing a switchable particle-based display is provided, which includes steps of: providing a substrate having a grid structure thereon to define a plurality of cells; providing a template having a plurality of template ribs thereon to define a plurality of compartments corresponding to the plurality of cells; filling a plurality of display particles into the plurality of compartments on the template; transferring the plurality of display particles from the plurality of compartments on the template to the plurality of cells; and removing the template and mounting an opposite substrate over the substrate.Type: GrantFiled: March 23, 2012Date of Patent: October 7, 2014Assignee: Delta Electronics, Inc.Inventors: Jau-Shiu Chen, Rong-Chang Liang
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Publication number: 20140261992Abstract: A carrier belt for fabricating a device or component such as an anisotropic conductive film. The carrier belt includes a substrate having a sacrificial image enhancing layer. Microcavities are formed in the carrier by laser ablation through the image enhancing layer. After the image enhancement layer is removed, a plurality of conductive particles are distributed into an array of microcavities formed by laser ablation on a surface of a carrier belt and transferred to an adhesive layer. The image enhancing layer enables one to form microcavities with a fine pitch and spacing and partitions having a high aspect ratio.Type: ApplicationFiled: March 12, 2013Publication date: September 18, 2014Applicant: Trillion Science Inc.Inventors: Rong-Chang Liang, Chin-Jen Tseng, Ta-Ching Wu, Jia Yen Leong, Zhiyao AN, An-Yu Ma, Maung Kyaw Aung
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Patent number: 8802214Abstract: Structures and manufacturing processes of an ACF array using a non-random array of microcavities of predetermined configuration, shape and dimension. The manufacturing process includes fluidic filling of conductive particles onto a substrate or carrier web comprising a predetermined array of microcavities, or selective metallization of the array followed by filling the array with a filler material and a second selective metallization on the filled microcavity array. The thus prepared filled conductive microcavity array is then over-coated or laminated with an adhesive film. Cavities in the array, and particles filling the cavities, can have a unimodal, bimodal, or multimodal distribution.Type: GrantFiled: October 29, 2009Date of Patent: August 12, 2014Assignee: Trillion Science, Inc.Inventors: Rong-Chang Liang, Jerry Chung, Chinjen Tseng, Shuji Rokutanda, Yuhao Sun, Hsiao-Ken Chuang
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Patent number: 8773744Abstract: A 3D image display system with high resolution is disclosed. The system may deflect left and right eye images to a left and right eye of a viewer, respectively. As such, the viewer can see 3D images. With a time-sharing mode, all of electronically switchable light modulating cells are configured to modulate all of the images deflected to the left eye of the viewer during a first period, and modulate all of the images to the right eye of the viewer during a second period, and the first period and the second period are alternate periods. Alternatively, a part of the electronically switchable light modulating cells are configured to modulate left eye images deflected to the left eye of the viewer, and another part of the electronically switchable light modulating cells are configured to modulate right eye images to the right eye of the viewer during the same period.Type: GrantFiled: January 28, 2011Date of Patent: July 8, 2014Assignee: Delta Electronics, Inc.Inventors: Rong-Chang Liang, Ming-Wei Tsai, Ming-Hai Chang, Ching-Tung Hsu, Chia-Yen Lee, Keh-Su Chang
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Publication number: 20140185126Abstract: An electrowetting cell includes first and second substrates, a spacer, first and second electrodes, a dielectric layer, and a medium. The spacer is disposed between the first and second substrates to substrate define a compartment. The first and second electrodes are disposed on the first and second substrates respectively. The dielectric layer is formed on the first electrode. The medium is filled in the compartment and deformed in accordance with an electric potential difference between the first and second electrodes. One of the first and second electrodes is applied by a driving signal. The driving signal is divided into a plurality of driving sections in a first time period. A first driving section is changed between first and second threshold voltage levels, and a horizontal voltage level is inserted into the first driving section.Type: ApplicationFiled: December 27, 2012Publication date: July 3, 2014Applicant: DELTA ELECTRONICS, INCInventors: Rong-Chang LIANG, Ching-Tung HSU, Yeong-Feng WANG, Ming-Wei TSAI, Chia-Yen LEE, Meng-Han LIU, Yen-I CHOU
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Publication number: 20140141195Abstract: An anisotropic conductive film (ACF) comprising: (a) an adhesive layer having a substantially uniform thickness; and (b) a plurality of conductive particles individually adhered to the adhesive layer, wherein the conductive particles include a first non-random array of particle sites partially embedded at a first depth within the adhesive layer and a second fixed non-random array or dispersion of conductive particles partially embedded at a second depth or a dispersion of conductive particles fully embedded within the adhesive layer, wherein the first depth and the second depth are distinctly different. The ACF may be supplied as a sheet, a continuous film or as a roll and the multi-tier morphology may be present throughout the length of the product or in select areas.Type: ApplicationFiled: November 16, 2012Publication date: May 22, 2014Inventors: Rong-Chang Liang, Maung Kyaw Aung, Yuhao Sun, An-Yu Ma
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Patent number: 8708764Abstract: The invention in one relates to a method for manufacturing a switchable particle-based display having a plurality of display units spatially arranged in a matrix form, wherein each display unit comprises one or more cells. In one embodiment, the method includes filling a plurality of first-type particles into the one or more cells of each display unit, filling one or more solutions into the one or more cells of each display unit, respectively, so that each cell contains one of the one or more solutions, where each of the one or more solutions comprises a respective colorant, and the respective colorant in each cell reacts with or adsorbs on the first-type particles therein, and filling a plurality of second-type particles into the one or more cells of each display unit.Type: GrantFiled: January 3, 2012Date of Patent: April 29, 2014Assignee: Delta Electronics Inc.Inventors: Rong-Chang Liang, Jiunn-Jye Hwang, Jung-Yang Juang, Ya-Zhu Xu, Chieh-Wen Yang
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Publication number: 20140057056Abstract: This invention relates to an electrophoretic display comprising a plurality of cells, each of said cells comprises: a) partition walls; b) an electrophoretic fluid filled therein; c) a polymeric sealing layer to enclose the electrophoretic fluid within the cell; and d) an interface between the electrophoretic fluid and the sealing layer.Type: ApplicationFiled: August 23, 2013Publication date: February 27, 2014Applicant: SiPix Imaging, Inc.Inventors: Rong-Chang LIANG, Mary CHAN-PARK, Scott C-J TSENG, Zarng-Arh George WU, HongMei ZANG
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Publication number: 20140054449Abstract: An embodiment of the invention provides a focus adjustable apparatus adapted to be disposed on a transparent substrate to modulate a plurality of rays passing through the transparent substrate. The focus adjustable apparatus includes a light modulation device, an eye tracking device, an eyesight status device and a controller. The light modulation device receives the rays from the transparent substrate and adjusts an emergent angle of each ray. The eye tracking device tracks a position of a user and estimates a distance between the user and the focus adjustable apparatus. The eyesight status device obtains an eyesight data of the user. The controller provides a control signal to drive the light modulation device by estimating the emergent angle of the each ray according to the distance between the user and the focus adjustable apparatus and the eyesight data of the user.Type: ApplicationFiled: August 21, 2012Publication date: February 27, 2014Inventors: Yeong-Feng WANG, Ming-Wei Tsai, Keh-Su Chang, Rong-Chang Liang
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Patent number: 8638492Abstract: In an electrophoretic display device comprising a plurality of pixels, each pixel having a cell area containing a plurality of charged pigment particles dispersed between two opposite electrodes, a semiconducting passivation layer is provided on one or both of the two opposite electrodes. The semiconducting passivation layer can be made of MOx/y, MSx/y, or MNx/y where M is a metal or semiconductor such as Al, Sn, Zn, Si, Ge, Ni, Ti or Cd; x is a positive integer; and y is independently a non-zero positive integer. The semiconducting passivation layer may have a doped Si, ZnOx/y, ZnSx/y, CdSx/y and TiOx/y or a III-V type semiconducting material. The semiconducting passivation layer can be doped with a dopant which can be an n-type doner or a p-type acceptor, the n-type doner is N, P, As or F; and the p-type acceptor is B, Al, Ga, In, Be, Mg or Ca.Type: GrantFiled: January 7, 2011Date of Patent: January 28, 2014Assignee: Delta Electronics, Inc.Inventors: Jau Shiu Chen, Rong Chang Liang, Ming Wei Tsai