Patent application number | Description | Published |
20090134807 | COLOR MANAGEMENT SYSTEM AND METHOD FOR LED BACKLIGHTS - Disclosed herein are embodiments of color management systems and methods for LED backlights. One exemplary system comprises: a collection device adapted to collect optical signals of the LED array, transform the optical signals into electric signals and send the electric signals; a control device connected with the collection device adapted to process the electric signals, compare processing results with calibration values and output brightness control signals according to comparison results; and a driver device connected with the control device adapted to adjust brightness of the LED array according to the brightness control signals. Embodiments of the disclosed technology can be used to effectively adjust the brightness of LED backlights and/or keep the color coordinate values of the backlights constant in order to help ensure display quality. | 05-28-2009 |
20120029699 | SYSTEM AND METHOD FOR ROBOT TRAJECTORY GENERATION WITH CONTINUOUS ACCELERATIONS - A method for robot trajectory generation with continuous acceleration, Receiving a user's motion command through a motion command interface, and sending the user's motion command to Cartesian trajectory generator; Converting the user's command to a trajectory path points of robot end effector in Cartesian space; Transforming the trajectory path points of robot end effector in Cartesian space into a robot trajectory path points in a joint space; Calculating positions, velocities and accelerations of robot joints in each motion servo cycle; Comparing the positions, velocities and accelerations of the robot joints generated by a joint Trajectory Interpolator with a velocity's limit value and an acceleration's limit value of each robot joint stored in a robot parameter database respectively. | 02-02-2012 |
20140043376 | METHOD FOR INSERTING FRAMES IN A LIQUID CRYSTAL DISPLAY APPARATUS AND THE LIQUID CRYSTAL DISPLAY APPARATUS - The present disclosure relates to a technical field of Liquid Crystal Display (LCD), and particularly discloses a method for inserting frames in a LCD apparatus and the LCD apparatus, for addressing the problem of trails and improving the response time of picture. The method for inserting frames comprises: acquiring gray scale values of chromatic aberrations of individual pixel units on a current N | 02-13-2014 |
20140160795 | LIGHT GUIDE PLATE, BACKLIGHT MODULE AND DISPLAY DEVICE BOTH WITH THE LIGHT GUIDE PLATE - A light guide plate, a backlight module and a display device both comprising the light guide plate are disclosed. The light guide plate comprises a light emitting surface and multiple side surfaces perpendicular to and connected to the light emitting surface, the side surfaces including at least one first side surface and at least one second side surface. The light guide plate further comprises at least one set of folded surfaces perpendicular to and connected to the light emitting surface. Each set of folded surfaces is connected between a pair of first side surface and second side surface which are adjacent with each other. Each set of folded surfaces includes multiple light incident surfaces which are connected one by one. In the light incident surfaces in same set of folded surfaces, any two adjacent light incident surfaces form an acute angle opened toward inside of the light guide plate. | 06-12-2014 |
20150325205 | BACKLIGHT SOURCE DRIVING CIRCUIT AND DISPLAY APPARATUS - There are disclosed a backlight source driving circuit and a display apparatus. The backlight source driving circuit comprises a switch field effect transistor (Q | 11-12-2015 |
20150364095 | LIQUID CRYSTAL DISPLAY CONTROL METHOD AND SYSTEM, AND DISPLAY DEVICE - Disclosed are liquid crystal display control method and system, and a display device. The liquid crystal display control method comprises: performing a decoding operation on input video signals to obtain data corresponding to respective pixels of a display panel; dividing the display panel into a plurality of display regions so that each display region corresponds to one or more light sources of a backlight source and a symmetric center of the one or more light sources is positioned such that an orthographic projection thereof on the display panel is coincided with a center of the corresponding display region; calculating a control signal for controlling display of each display region based on the data corresponding to pixels in the display region; redividing each display region into a plurality of subregions based on a light distribution in the display region and regulating the control signal for controlling the display of each subregion based on data corresponding to pixels in the subregion; and controlling the display panel and the backlight source based on the regulated control signals. | 12-17-2015 |
20160029083 | SIGNAL PROCESSING METHOD, SIGNAL RECEPTION PROCESSING APPARATUS AND TV SYSTEM - There are disclosed a signal processing method, a signal reception processing apparatus and a TV system, wherein the signal processing method comprises: receiving a control signal and decoding said control signal; comparing a signal instruction obtained from the decoding with preset instructions and generating an execution instruction corresponding to the matched preset instruction, wherein said preset instructions include a channel storage instruction and a channel change instruction; and performing corresponding execution actions according to the execution instruction. In the signal reception processing apparatus and the TV system based on the above method, specific channels are stored by decoding the control signal, and thus by storing specific channels, the aged can perform operations only on these specific TV channels instead of all TV channels when watching TV programs, and therefore they can watch TV program conveniently. | 01-28-2016 |
20160033945 | HOUSEHOLD APPLIANCE AND CONTROL METHOD THEREFOR, AND HOUSEHOLD APPLIANCE SYSTEM - Embodiments of the present invention disclose a household appliance and a control method therefor, and a household appliance system, which pertain to the field of electrical technology. Each household appliance can be used by a user more conveniently. A master household appliance provided by the present invention comprises: a main Bluetooth module configured to receive and send information; and a main control module configured to communicate with at least one slave household appliance via the main Bluetooth module so as to control a working state of the slave household appliance. A slave household appliance provided by the present invention comprises: a sub Bluetooth module configured to receive and send information; and a sub control module configured to communicate with a master household appliance via the sub Bluetooth module so as to receive a control instruction from the master household appliance and control a working state of the slave household appliance based on the received control instruction. A household appliance system provided by the present invention comprises at least one master household appliance and at least one slave household appliance. The master household appliance may be applied to a TV set. | 02-04-2016 |