Abstract: Disclosed is a backlight driving control method and system applied to a display terminal having an LCD. The display terminal includes a MCU and a backlight, the backlight includes multiple light bars composed of LED lights and multiple driving ICs, each driving IC controls one or more light bars. The method includes: in response to reception of respective electrical signals of the LED lights, demodulating, by the MCU, the electrical signals to obtain respective brightness values of the LED lights; comparing the respective brightness values of the LED lights in each driving IC to obtain a maximum brightness value of the LED lights in the driving IC; and dividing the maximum brightness values of the LED lights in the driving ICs into multiple brightness intervals, determining a current value corresponding to each brightness interval, and controlling the brightness of the LED lights in the driving ICs according to the current values.

Abstract: An electronic device includes display control logic for adjusting video settings of the electronic device in order to improve the display of portable media player files on the electronic device. The video settings may include picture settings for a display subsystem of the electronic device, video processing methods stored within a processor of the electronic device, and expansion ratios for images received from the portable media player. A method of operating the electronic device may include acquiring media file data, such as the expansion ratio and file type, from the portable media player and using the data to determine the video settings.

Abstract: A method for real-time 2D to 3D video conversion includes receiving a decoded 2D video frame having an original resolution, downscaling the decoded 2D video frame into an associated 2D video frame having a lower resolution, and segmenting objects present in the downscaled 2D video frame into background objects and foreground objects. The method also includes generating a background depth map and a foreground depth map for the downscaled 2D video frame based on the segmented background and foreground objects, and deriving a frame depth map in the original resolution based on the background depth map and the foreground depth map. The method further includes providing a 3D video frame for display at a real-time playback rate. The 3D video frame is generated in the original resolution based on the frame depth map.

Abstract: There is provided a system and method for powering down particular circuits in an electronic device based on the usage habits of the user. An exemplary method comprises collecting usage data for a plurality of device functions of the electronic device, and reducing power consumption by circuitry associated with at least one of the plurality of device functions when the electronic device is in use if the usage data for the at least one of the plurality of device functions indicates that the at least one of the plurality of device functions is used less than at least another of the plurality of device functions.

Abstract: A method performed by a digital television receiver associated with a television includes storing in a memory a first rating configuration, including a region identification of the first rating configuration and a version identification of the first rating configuration, for rating a television program in accordance with a rating scheme, and storing in the memory an identification of a first television channel as a default channel for the rating scheme. The method further includes receiving a subset of a group of transport packets via a receiving channel, comparing the region identification and the version identification of the first and the second rating configurations, and if the region identifications are the same, and the version identifications of the first and the second rating configurations indicate that the second configuration is not newer than the first rating configuration, not storing the second configuration.

Abstract: The present invention is directed to an illumination system. The illumination system comprises a plurality of modules comprising a plurality of light emitting diodes (LEDs) adapted to emit light signals. The illumination system further comprises a plurality of polarizing elements disposed subsequent to the LEDs. Each of polarizing elements is adapted to render a unique polarization to the light signals emitted by a respectively corresponding one of the modules. Further, the illumination system comprises a polarization converting element disposed subsequent to the plurality polarizing elements. The polarization converting element is adapted to uniformly polarize all of the light signals emitted by the plurality of modules.

Abstract: The present invention is directed to an illumination system. The illumination system comprises a plurality of modules such that each module comprises a plurality of light emitting diodes (LEDs) adapted to emit light. The illumination system further comprises a plurality of lens elements disposed subsequent to the LEDs. Further, a number of the lens elements corresponds to a number of LEDs; such that the plurality of lens elements is adapted to redirect the light emitted by the LEDs on a plurality lenses. The illumination system further comprises a plurality of imagers disposed subsequent to the plurality of lenses, such that each of the imagers forms an image from the light provided by each of the lenses, respectively. Further, the images formed by the plurality of imagers are combined by a device, such as an X-cube, to form a single image that is further provided to a light pipe of a display system.

Abstract: There is provided a system and method for remote control of a television with a manually actuatable control element. More specifically, in one embodiment, there is provided a remote control for a television with a manually actuatable control element. The remote control may comprise a manually actuatable control element configured to generate a signal in response to an activation of the control element by a user, wherein the signal is generated at one of a plurality of different levels based on a characteristic of the activation, and a control system configured to receive the signal and to produce one of a plurality of television commands in response to the signal, wherein the command produced corresponds to the level of the signal.

Abstract: An electronic device includes a storage slot for storing context information for a storage device. The electronic device is configured to apply settings related to the context information to the storage device upon detecting connection of the storage device to the electronic device. A method of operating the electronic device may include acquiring context information from the storage device, storing the context information within a storage slot of the electronic device, and applying settings to the storage device. The settings may be related to the context information and may be applied upon detecting a reconnection of the storage device to the electronic device.

Abstract: An exemplary channel entry device comprises a SUBCHANNEL button. The exemplary channel entry device further comprises an OK button, and wherein the channel entry device is adapted to receive a subchannel selection after the SUBCHANNEL button is pressed and to thereafter transmit the subchannel selection to an associated electronic device when either the OK button or the SUBCHANNEL button is pressed.

Abstract: An exemplary method of operating a recording device comprises acquiring a title of a recorded program when a recording operation begins. The exemplary method further comprises determining, at a first specific time period after a next-occurring hour of the clock or after a next-occurring half hour of the clock during the recording operation, whichever occurs first, whether the recording operation started within a second specific time period, the second specific time period being between the first specific time period and thirty minutes, storing as the title of the recorded program the title acquired when the recording operation began if the recording operation was not started within the second specific time period, and reacquiring the title of the recorded program if the recording operation was started within the second specific time period.

Abstract: An exemplary embodiment of the present invention relates to an electrostatic discharge/electromagnetic interference (ESD/EMI) protection circuit for an integrated circuit. The ESD/EMI protection circuit comprises an input that is adapted to receive a communication signal, a Zener diode pair connected between the input and a ground that is shared with the input, a resistor coupled to the input, and a capacitor coupled in series with the resistor between the input and the integrated circuit.

Abstract: Embodiments of the present invention are directed to a system and method for recursive noise reduction. An exemplary method comprises receiving a first film frame having a first frame rate and a second film frame having the first frame rate and converting the first film frame into a first plurality of video frames having a second frame rate. The exemplary method further comprises converting the second film frame into a second plurality of video frames having the second frame rate, wherein the first plurality of video frames is positioned adjacent the second plurality of video frames at a border between the first plurality of video frames and the second plurality of video frames and updating a noise reduction correction signal only on the border between the first plurality of video frames and the second plurality of video frames when operating in a first mode.

Abstract: An electronic device is provided that includes a media subsystem that may include an audio subsystem, a display subsystem, or both. The electronic device additionally includes an interface that is adapted to connect the electronic device to an auxiliary device and a remote receiver that is configured to receive commands from a remote control. The remote control includes a menu button, which may send a menu selection command to the electronic device that may be used to incrementally display menu screens from either the auxiliary device or the electronic device upon subsequent presses.

Abstract: There is provided a system and method for channel selection. An exemplary method comprises receiving a channel scan rate command signal that indicates a first channel scan rate or a second channel scan rate. The exemplary method further comprises scanning through a user interface display of a channel list at the first channel scan rate if the first channel scan rate is indicated by the channel scan rate command signal and scanning through the user interface display of the channel list at the second channel scan rate if the second channel scan rate is indicated by the channel scan rate command signal.

Abstract: There is provided a system and method for managing media content and providing suggested alternatives. More specifically, in one embodiment, there is provided a method comprising identifying at least one characteristic of a program that relates to content of the program, comparing the at least one characteristic to a control setting, and adding the program to a safe list for display on a menu screen if the at least one characteristic is deemed acceptable based on the comparison with the control setting.

Abstract: Embodiments of the present techniques provide a backlight illumination system. The backlight illumination system comprises a light source, such as fluorescent tubes configured to emit light in all directions for illuminating a display. The backlight illumination system further comprises a mirror disposed behind the fluorescent tubes, wherein the mirror includes beveled reflectors configured to focus the emitted light forming a composite image of adjoining light sources, such as a virtual light source. The virtual light source may reduce the number of fluorescent tubes required for a backlit display, which may lower power requirements for the display. This may help to increase battery life in portable devices using such a backlit display.

Abstract: An electronic device includes a storage slot for storing context information for a storage device. The electronic device is configured to apply settings related to the context information to the storage device upon detecting connection of the storage device to the electronic device. A method of operating the electronic device may include acquiring context information from the storage device, storing the context information within a storage slot of the electronic device, and applying settings to the storage device. The settings may be related to the context information and may be applied upon detecting a reconnection of the storage device to the electronic device.

Abstract: An exemplary method of processing video content is provided which allows for adjusting the resolution, bitrate, or other target display characteristic of the video content based on information collected from an electronic device, such as a display device or intermediary electronic component. The exemplary method includes the steps of collecting information from an electronic device, determining a target display characteristic based on the collected information, adjusting the video content based on the target display characteristic, and transmitting the adjusted video content to the electronic device. The collected information may include the viewing distance of a user from a display device, the display area or native resolution of the display device, values from a menu option on the display device, and so forth.

Abstract: An exemplary electronic device comprises a media subsystem that may comprise and audio subsystem, a display subsystem, or both. The media subsystem is adapted to play media files, including still pictures, audio files, or video files, or any combination thereof. The exemplary electronic device additionally comprises an interface that is adapted to place the electronic device in communication with a portable media player. The electronic device may store directory information for the portable media player. This directory information may be used to transfer media files from the portable media player to the electronic device for play on the media subsystem.