Abstract: An AC-DC converter, power supply board and display apparatus is disclosed. The AC-DC converter comprises: an AC-DC converting circuit; a transformer, whose primary coil has a first terminal coupled to a positive output terminal of the AC-DC converting circuit, and second terminal connected to a load; a voltage monitoring circuit, whose input terminal is coupled to the first terminal of the secondary coil, and second terminal of the secondary coil connected to a ground; and a control circuit, whose input terminal is coupled to an output terminal of the voltage monitoring circuit, and output terminal coupled to the AC-DC converting circuit; wherein the voltage monitoring circuit outputs a control voltage when a voltage outputted by the first terminal of the secondary coil of the transformer exceeds a first threshold; the control circuit controls the AC-DC converting circuit to stop providing power supply when the control voltage exceeds a second threshold.

Abstract: A display device and a method for regulating a viewing angle of a display device are provided and can realize the automatic regulation of angle.

Abstract: The present invention provides a temperature measurement device and a temperature measurement method. The temperature measurement device includes a first sensor, used for collecting a body surface temperature of an organism; a second sensor, used for collecting an ambient temperature; and a processing unit, which is electrically connected with the first sensor and the second sensor respectively, and is used for performing data processing on the body surface temperature according to the ambient temperature to obtain an actual body temperature of the organism. Due to the arrangement of the first sensor, the second sensor and the processing unit, the temperature measurement device can perform data processing on the collected body surface temperature according to the ambient temperature to make the obtained actual body temperature of the organism more accurate, and further to facilitate accurately judging the health status of the organism.

Abstract: A backlight module and a display device comprising the backlight module, the backlight module, including: a backlight source, including a plurality of backlight lamps (5); and a backlight source control device, including: a backlight source driving device, configured to provide a driving signal to the backlight source; a 2D/3D backlight switching unit; and a first switch, connected with the 2D/3D backlight switching unit, wherein the 2D/3D backlight switching unit (4) is configured to control switching-on and switching-off of the first switch while a displaying mode is switched between a 2D displaying mode and a 3D displaying mode, and the backlight source driving device is directly connected with a part of the plurality of backlight lamps of the backlight source, and the remaining backlight lamps in the backlight source are connected with the backlight source driving device via the first switch.

Abstract: A display device, a display system and a display method are provided. The display device comprises a main display screen, and a ratio of a number of pixels in a transverse direction to a number of pixels in a longitudinal direction of the main display screen is a main display scale. The display device further comprises: a first sub display screen adjoined with the main display screen in the longitudinal direction, and the first sub display screen and the main display screen having the same number of pixels in the transverse direction; and/or, a second sub display screen adjoined with the main display screen in the transverse direction, and the second sub display screen and the main display screen having the same number of pixels in the longitudinal direction.

Abstract: 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.

Abstract: 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.

Abstract: Disclosed are liquid crystal display control method and system, and a display device.

Abstract: 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.

Abstract: There are disclosed a backlight source driving circuit and a display apparatus. The backlight source driving circuit comprises a switch field effect transistor (Q1), a freewheeling field effect transistor (Q2), a power supplying module, a control module, a LED group (Z) and a feedback module, the power supplying module is configured to supply power to the LED group (Z), the control module is configured to control turn-on timings of the switch field effect transistor (Q1) and the freewheeling field effect transistor (Q2) to be opposite, and the feedback module is configured to provide a feedback voltage to the control module. The backlight source driving circuit is disposed in the display apparatus. By utilizing the field effect transistor as the freewheeling device in the backlight source driving circuit, the power consumption of the driving circuit is decreased effectively and an efficiency of the driving circuit is enhanced.

Abstract: A backlight module and a display device comprising the backlight module, the backlight module, including: a backlight source, including a plurality of backlight lamps (5); and a backlight source control device, including: a backlight source driving device, configured to provide a driving signal to the backlight source; a 2D/3D backlight switching unit; and a first switch, connected with the 2D/3D backlight switching unit, wherein the 2D/3D backlight switching unit (4) is configured to control switching-on and switching-off of the first switch while a displaying mode is switched between a 2D displaying mode and a 3D displaying mode, and the backlight source driving device is directly connected with a part of the plurality of backlight lamps of the backlight source, and the remaining backlight lamps in the backlight source are connected with the backlight source driving device via the first switch.

Abstract: 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.

Abstract: 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 Nth frame of image according to gray scale values of the individual pixel units and a pre-stored gray to gray (GTG) response time relationship of a liquid crystal; and inserting and displaying a chromatic aberration image frame between the Nth frame of image and the (N+1)th frame of image.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.