Patents by Inventor Chi-Neng Mo

Chi-Neng Mo 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).

  • Publication number: 20100296012
    Abstract: A three-dimensional display apparatus, including a backlight module, two panels, and a synchronization device, is provided. The backlight module has a light emitting side and sequentially emits a plurality of color light. Both panels are disposed at the light emitting side, and the first panel is disposed between the backlight module and the second panel. The first panel includes a first polarizer and a first liquid crystal substrate, and the first polarizer is disposed between the backlight module and the first liquid crystal substrate. The second panel includes a second liquid crystal substrate and a second polarizer, and the second liquid crystal substrate is disposed between the second polarizer and the first panel. The synchronization device is electrically connected to the backlight module and the two liquid crystal substrates. During a frame time, the backlight module and the two liquid crystal substrates are synchronously driven by the synchronization device.
    Type: Application
    Filed: July 2, 2009
    Publication date: November 25, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Wen-Chih Tai, Shian-Jun Chiou, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100264847
    Abstract: A backlight module control system includes a plurality of backlight sub-modules, a control signals output unit, a voltage converter and a plurality of current control units. The control signals output circuit is for providing a voltage control signal, a current control signal and a plurality of PWM signals; the voltage converter is coupled to the control signals output circuit and the backlight sub-modules, and is for outputting an output voltage to the backlight sub-modules according to the voltage control signal; the current control units are coupled to the backlight sub-modules, respectively, and each current control unit is for determining a current of its corresponding backlight sub-module according to the current control signal, and each current control unit is further utilized for determining whether its corresponding backlight sub-module is enabled or not according to its corresponding PWM signal. In addition, only one backlight module is enabled at a same time.
    Type: Application
    Filed: April 16, 2009
    Publication date: October 21, 2010
    Inventors: Ke-Horng Chen, Chun-Yu Hsieh, Chia-Lin Liu, Chi-Neng Mo, Hun-Wei Chen, Ming-Tsung Ho
  • Publication number: 20100265271
    Abstract: A driving circuit of a backlight module is provided. The driving circuit has a dimming unit used for transmitting signals, wherein the dimming unit can adjust a current flowing through a light-emitting diode (LED) according a pulse width modulation signal and an enable signal, so as to adjust a light-emitting intensity of the LED. In the present invention, fewer devices are used to implement the dimming unit, and a transmission gate is replaced by a N-type transistor and a P-type transistor, such that a chip area and a circuit cost of the driving circuit are reduced.
    Type: Application
    Filed: July 2, 2009
    Publication date: October 21, 2010
    Applicant: Chunghwa Picture Tubes, LTD.
    Inventors: Shih-Meng Chang, Chia-Lin Liu, Chi-Neng Mo, Ke-Horng Chen, Chi-Lin Chen
  • Publication number: 20100260418
    Abstract: An image processing method includes the following steps. First, an image data is provided. The image data includes at least one first image section and at least one second image section. Then, an image distribution data is provided. The image distribution data records a position of the first image section and a position of the second image section. Next, an encoding step is performed to bury the image distribution data in the image data so as to form a frame data.
    Type: Application
    Filed: August 5, 2009
    Publication date: October 14, 2010
    Inventors: Chi-Chung Tsai, Wen-Chih Tai, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100252847
    Abstract: A red light fluorescent material adapted for being excited by a first light to emit a red light is provided. The red light fluorescent material has the chemical formula (1) presented below, A2Eu(MO4)(PO4)??(1), in which A represents Li, Na, K, Rb, Cs, or Ag, and M represents Mo, W, or a combination thereof (MoxW(1-x)). The red light fluorescent material can provide a red light with high luminance and good color purity. Moreover, since the composition of the red light fluorescent material includes oxides, the red light fluorescent material has high chemical stability and long lifetime.
    Type: Application
    Filed: June 3, 2009
    Publication date: October 7, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Chuang-Hung Chiu, Teng-Ming Chen, Chi-Neng Mo
  • Publication number: 20100253704
    Abstract: A pixel driving structure of a particle display displaying three colors and a method for displaying colors thereof are provided. The pixel driving structure includes a first substrate; a first electrode layer disposed on a surface of the first substrate; a second substrate dispoed opposite to the first substrate; a second electrode layer on the second substrate; a particle solution disposed between the first electrode layer and the second electrode layer and having a first color solution, a plurality of second color positive particles, and a plurality of third color negative particles; and an alternating/direct power supply connecting with the first and second electrode layers. A method for displaying color includes steps of applying an alternating voltage to display a first color; applying a first direct voltage to display a third color; and applying a second direct voltage to display a second color.
    Type: Application
    Filed: August 17, 2009
    Publication date: October 7, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Shih-Kang Fan, Cheng-Pu Chiu, Ching-Hsiang Hsu, Chi-Neng Mo, Mei-Tsao Chiang
  • Publication number: 20100244066
    Abstract: A red-light-emitting fluorescent material, suitable for being excited by a first light to emit red light, is provided. The red-light-emitting fluorescent material is characterized in the chemical formula (1): A3B2C3(MO4)8:Eu3+??(1) wherein, A represents Li, Na, K, Rb, Cs or Ag; B represents Mg, Ca, Sr or Ba; C represents Y, Gd or La; M represents Mo, W or combination of Mo and W (MoxW(1-x)). The red-light-emitting fluorescent material has high luminance and good color purity. In addition, since the composition of the red-light-emitting fluorescent material is oxide, the red-light-emitting fluorescent material has advantages of good chemical stability and long lifetime.
    Type: Application
    Filed: May 21, 2009
    Publication date: September 30, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Chuang-Hung Chiu, Teng-Ming Chen, Chi-Neng Mo
  • Publication number: 20100230044
    Abstract: A bubbleless packaging method is provided. The method is applicable to package a display element. In the method, firstly, a first substrate and a first protective layer are provided. The first protective layer is formed on the first substrate. Then, a second substrate and a second protective layer are provided. The second protective layer is formed on the second substrate. Then, a plasma treatment is performed on surfaces of the first protective layer and the second protective layer. Then, the first substrate and the second substrate are dipped into a solution after the plasma treatment. Then, the first substrate and the second substrate are laminated in the solution, wherein the first protective layer faces the second protective layer. Finally, the first substrate and the second substrate are taken out from the solution.
    Type: Application
    Filed: March 12, 2009
    Publication date: September 16, 2010
    Inventors: Shih-Kang FAN, Ching-Hsiang Hsu, Cheng-Pu Chiu, Chi-Neng Mo, Mei-Tsao Chiang
  • Patent number: 7787062
    Abstract: A circuit for adjusting image is adapted for rear projection display. The circuit for adjusting image includes a parameter input unit, a data buffer unit, and a geometry transfer unit. The parameter input unit is used to provide a vertical and a horizontal axis amendment parameters. The data buffer unit couples the parameter input unit to buffer the vertical axis amendment parameter and the horizontal axis amendment parameter. The geometry transfer unit is used to receive input frame data with a plurality of pixels, and then every pixel's vertical axis coordinates multiply the vertical axis amendment parameter to transfer every pixel to a new vertical axis coordinate, and every pixel's horizontal axis coordinates multiply the horizontal axis amendment parameter to transfer every pixel to a new horizontal axis coordinate. Finally, the transferred new vertical and horizontal axis coordinates are transmitted to a display for displaying images for users to watch.
    Type: Grant
    Filed: May 19, 2006
    Date of Patent: August 31, 2010
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Wen-Chih Tai, Shian-Jun Chiou, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100216366
    Abstract: A fabricating method of an electron-emitting device is provided. The fabricating method of the electron-emitting device includes at least following procedures. Firstly, a substrate is provided. Next, a first electrode and a second electrode are formed on the substrate. Afterward, a conductive layer covering the first electrode and the second electrode is formed on the substrate. Then, a first conductive layer, a second conductive layer and a gap are formed by patterning the conductive layer. The gap is disposed between the first conductive layer and the second conductive layer. After that, a plasma process is performed at the first conductive layer and second conductive layer.
    Type: Application
    Filed: July 10, 2009
    Publication date: August 26, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Chih-Hao Tsai, Kuan-Jung Chen, Fu-Ming Pan, Chi-Neng Mo, Kuo-Chung Lo, Mei-Tsao Chiang
  • Patent number: 7771618
    Abstract: A liquid crystal material including an optical compensated bend mode liquid crystal molecule and a bend molecule is provided. The bend molecule has a structure presented as formula (1): In formula (1), the symbol A represents one of the following formulas: The symbol L represents hydrogen or fluorine, and the value r is one, two, three, four, five, six, seven or eight. Besides, the symbol X represents carboxyl group or cyano group. The symbol B represents one of the following formulas: The symbol L represents hydrogen or fluorine, and the value r is one, two, three, four, five, six, seven or eight. The symbol C represents alkyl, alkoxyl, alkylcarbonyl or alkoxycarbonyl group with 1 to 12 carbon atoms.
    Type: Grant
    Filed: December 10, 2008
    Date of Patent: August 10, 2010
    Assignee: Chunghwa Picture Tubes, Ltd.
    Inventors: Hong-Cheu Lin, Ling-Yung Wang, Hsin-Yi Tsai, Chieh-Yin Tang, Chi-Neng Mo, Shau-Lin Lyu
  • Publication number: 20100171725
    Abstract: A method of driving scan lines of a flat panel display uses a gate clock signal, a gate start signal, and an output enabling signal to generate gate signals turning on two scan lines at the same time. The gate clock signal has a first group of clocks and a second group of clocks. The gate start signal has two pulses. The plurality of gate signals for controlling a plurality of scan lines are generated in sequence according to the gate clock signal and the gate start signal, and each gate signal has two pulses. The pulse of each gate signal in the first group of clocks is disabled and the pulse of each gate signal in the second group of clocks is outputted according to the output enabling signal. Thus, the plurality of gate signals can turn on two scan lines at the same time.
    Type: Application
    Filed: July 27, 2009
    Publication date: July 8, 2010
    Inventors: Chi-Chung Tsai, Wen-Chih Tai, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100164855
    Abstract: A backlight control method for an LCD panel is disclosed, and includes steps of dividing the LCD panel into a plurality of backlight areas; configuring an expanding area and a weighted area for each backlight area of the plurality of backlight areas; and determining backlight intensity of each backlight area according to a weighted average grayscale value calculated with all pixels inside the expanding area and the weighted area, wherein the expanding area is formed by expanding outwardly from each backlight area, and the weighted area is focused on the center of each backlight area and has a range not greater than that of the expanding area.
    Type: Application
    Filed: February 23, 2009
    Publication date: July 1, 2010
    Inventors: Chih-Ping Su, Chi-Chung Tsai, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100148679
    Abstract: The present invention relates to a current-balance circuit and a backlight module having the same. The current balance circuit includes a current balance unit, a control unit, and a detection unit. The current balance unit is connected to a plurality of light units to regulate the current of the plurality of light units, independent from the effects of input voltage. The detection unit is connected to the plurality of light units and the current balance unit to detect the minimum operating voltage for the plurality of light units. The control unit, connected to the current balance unit, controls the operation of the plurality of light units.
    Type: Application
    Filed: April 29, 2009
    Publication date: June 17, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Ke-Horng CHEN, Chia-Lin CHIU, Ling LI, Chia-Lin LIU, Chi-Neng MO
  • Publication number: 20100149221
    Abstract: The present invention relates to a drive circuit of light source by color sequential method for generating a full-color image based on sequential switching between red, green and blue illuminations. The drive circuit of light source by color sequential method includes a color-sequential control circuit and a plurality of radiating areas coupled to multiple light units. The color-sequential control circuit is connected to those radiating areas to control the operation thereof by the color sequential method.
    Type: Application
    Filed: April 29, 2009
    Publication date: June 17, 2010
    Inventors: Ling LI, Wen-Chih Tai, Chia-Lin Liu, Chi-Neng Mo
  • Publication number: 20100149628
    Abstract: A display includes a first substrate, a first electrode, a second substrate, a second electrode and a display material layer. The first electrode is disposed on the first substrate and the second electrode is disposed on the second substrate. The display material layer is disposed between the first electrode and the second electrode. The display material layer of the invented display includes a solution and a plurality of first micro beads, wherein each of the first micro beads further has a plurality of different axis lengths in different axis directions, and the axis length in at least an axis direction is different from the axis lengths in the rest axis directions so that the first micro beads present different arrangement densities in different driving frequencies under the influence of polarized self-arrangement effect.
    Type: Application
    Filed: April 7, 2009
    Publication date: June 17, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Shih-Kang Fan, Cheng-Pu Chiu, Ching-Hsiang Hsu, Chi-Neng Mo, Mei-Tsao Chiang
  • Publication number: 20100141121
    Abstract: An organic electro-luminescence device including an anode, a cathode, an organic light emitting layer and a hole-transporting layer is provided. The cathode has a calcium electrode and an aluminum electrode adjacent thereto. The organic light emitting layer is disposed between the anode and the calcium electrode, and has a polymer, a phosphorescence dopant and an organic electron-transporting material, wherein a ratio of contents of the organic electron-transporting material to contents of the polymer in the organic light emitting layer is substantially between 0.1 and 1. The organic electron-transporting material is 1,3-bis(N,Nt-butyl-phenyl)-1,3,4-oxadiazole. The hole-transporting layer is disposed between the light emitting layer and the anode.
    Type: Application
    Filed: February 5, 2009
    Publication date: June 10, 2010
    Applicant: Chunghwa Picture Tubes, LTD.
    Inventors: Fang-Chung Chen, Yung-Shiuan Chen, Sheng-Chieh Chien, Chi-Neng Mo, Chien-Lung Tsou, Jan-Tian Lian
  • Publication number: 20100134736
    Abstract: A liquid crystal material including an optical compensated bend mode liquid crystal molecule and a bend molecule is provided. The bend molecule has a structure presented as formula (1): In formula (1), the symbol A represents one of the following formulas: The symbol L represents hydrogen or fluorine, and the value r is one, two, three, four, five, six, seven or eight. Besides, the symbol X represents carboxyl group or cyano group. The symbol B represents one of the following formulas: The symbol L represents hydrogen or fluorine, and the value r is one, two, three, four, five, six, seven or eight. The symbol C represents alkyl, alkoxyl, alkylcarbonyl or alkoxycarbonyl group with 1 to 12 carbon atoms.
    Type: Application
    Filed: December 10, 2008
    Publication date: June 3, 2010
    Applicant: CHUNGHWA PICTURE TUBES, LTD.
    Inventors: Hong-Cheu Lin, Ling-Yung Wang, Hsin-Yi Tsai, Chieh-Yin Tang, Chi-Neng Mo, Shau-Lin Lyu
  • Publication number: 20100127672
    Abstract: A power supply device is disclosed in the present invention, which includes a DC-DC boost converter and a charge recycling circuit. The DC-DC boost converter is utilized for boosting an input voltage to generate an output voltage, and adjusting a voltage level of the output voltage according to a level switching signal. The charge recycling circuit is electrically connected to the DC-DC boost converter, and is utilized for generating a current path according to the level switching signal to recycle redundant charges from the DC-DC boost converter when the output voltage is switched from high to low and to return stored charges back to the DC-DC boost converter when the output voltage is switched from low to high, so as to accelerate voltage switching of the output voltage and to reduce power consumption of the DC-DC boost converter.
    Type: Application
    Filed: January 22, 2009
    Publication date: May 27, 2010
    Inventors: Ke-Horng Chen, Chun-Yu Hsieh, Shih-Meng Chang, Chia-Lin Liu, Chi-Neng Mo
  • Patent number: 7724419
    Abstract: A display includes a first substrate, a first electrode, a second substrate, a second electrode and a display material layer. The first electrode is disposed on the first substrate and the second electrode is disposed on the second substrate. The display material layer is disposed between the first electrode and the second electrode. The display material layer of the invented display includes a solution and a plurality of first micro beads, wherein each of the first micro beads further has a plurality of different axis lengths in different axis directions, and the axis length in at least an axis direction is different from the axis lengths in the rest axis directions so that the first micro beads present different arrangement densities in different driving frequencies under the influence of polarized self-arrangement effect.
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: May 25, 2010
    Assignees: Chungwa Picture Tubes, Ltd., National Chiao Tung University
    Inventors: Shih-Kang Fan, Cheng-Pu Chiu, Ching-Hsiang Hsu, Chi-Neng Mo, Mei-Tsao Chiang