| Patent Number |
Title Of Patent |
Date Issued |
| 7170482 |
Color display device and method |
January 30, 2007 |
| The color display according to the invention relates to a color display device and a color display method for color display by monochromatic display of data of respective colors in synchronism with sequential ON/OFF switching of three light sources for red, green and blue, respective |
| 7161571 |
TFT display controller |
January 9, 2007 |
| A programmable controller having three well-known components used in display controls but put under the control of a programmable `sub-field ` timing generator is disclosed. The three well-known components include a Phase Lock Loop (PLL) unit, a Pixel Pipe Line (PPL) unit and an embedded |
| 6567063 |
High-speed driving method of a liquid crystal |
May 20, 2003 |
| In order to drive a liquid crystal at a speed equivalent to or higher than CRT displays, in a liquid crystal display device made of a liquid crystal and two electrodes sandwiching the liquid crystal to display images by applying a voltage based on gradation data between the two electrode |
| 6424329 |
System for driving a nematic liquid crystal |
July 23, 2002 |
| A system for driving a nematic liquid crystal is used to display high definition color images at a high speed in a liquid crystal display device in which the nematic liquid crystal is confined between a common electrode and a segment electrode that are placed between two polarizing plate |
| 6396467 |
System and method for driving a nematic liquid crystal |
May 28, 2002 |
| A system for driving a nematic liquid crystal in a liquid crystal display device which includes a nematic liquid crystal, a plurality of common electrodes and a plurality of segment electrodes confining the nematic liquid crystal therebetween, and a pair of polarizing plates sandwiching |
| 6181391 |
Color display device with one light source on one side and two light sources on the other side o |
January 30, 2001 |
| A color display device has a single light guiding plate, and first, second and third light sources that respectively independently exhibit three primary colors. On a one end surface of the light guiding plate there are disposed the first and second light sources that exhibit two differen |
| 6154191 |
System and method for driving a nematic liquid crystal |
November 28, 2000 |
| A system for driving a nematic liquid crystal is used to display high-definition color images at a high speed in a liquid crystal display device in which the nematic liquid crystal is confined between a common electrode and a segment electrode that are placed between two polarizing p |
| 6023131 |
Backlight device for a liquid crystal display |
February 8, 2000 |
| A backlight device for a color liquid crystal display includes a high-voltage generating means including a d.c. power source, an inverter and a switch interposed between the d.c. power source and the inverter to control the output supplied from the high-voltage generating means. Conn |
| 4710827 |
Servo apparatus |
December 1, 1987 |
| An apparatus for reproducing picture signals in conformity with revolution of a motor from a disk on which the picture signals are recorded includes separating means for successively separating horizontal synchronizing signals from the reproduced picture signals and producing separated |
| 4710825 |
Disc recording system with speed control |
December 1, 1987 |
| A system for recording information on an information recording disc such as a magnetic or optical disc. The recording system includes velocity control means for controlling the disc at a predetermined rotation velocity and synchronizing signal phase shifting means for shifting the phase |
| 4710684 |
Drive circuit for brushless DC motors |
December 1, 1987 |
| A drive circuit for a brushless DC motor capable of generating a torque in the acceleration and deceleration directions, respectively, and effective when used in a portable device such as an electronic still picture camera. In the drive circuit, a power amplifier having an output stage c |
| 4692815 |
Photographing and recording method and apparatus for electronic still picture cameras |
September 8, 1987 |
| A photographing and recording method and apparatus for an electronic still picture camera of the type in which an image is picked up by a combination of a mechanical or electrooptical shutter and an image pickup device and the resulting picture signal is recorded on a magnetic disk, elim |
| 4658191 |
Motor rotation control apparatus |
April 14, 1987 |
| A control apparatus whereby each time a motor adapted to start and stop its rotation repeatedly a plurality of times is rotated, the phase reference of a rotating object is adjusted and the rotating object is locked to a normal speed in a short period of time from the start. The control |
| 4651108 |
Demodulation circuit having means for detecting phase difference |
March 17, 1987 |
| A circuit for demodulating a modulated signal of date data or the like modulated by PSK or DPSK and recorded on a recording medium along with a still picture signal produced by an electronic still picture camera. The circuit generates a plurality of signals having the same frequency as t |
