A hub with voltage dividing function includes a control module, a detecting module connected with the control module, a voltage dividing module connected with the control module and the detecting module, a power supply port connected with the detecting module and the voltage dividing module, a main connecting port connected with the control module, the detecting module and the voltage dividing module, and an auxiliary connecting port connected with the control module. The detecting module detects a voltage value of the power supply port, and the voltage value of the power supply port is transmitted to the control module, the control module calculates an analysis signal according to the voltage value of the power supply port, a voltage value required by the main connecting port and a voltage value required by the auxiliary connecting port. The control module calculates a voltage dividing value.

Methods and systems for automatically determining correspondences between communication ports of a networked device and encoders and decoders connected to those communication ports. In some embodiments, the networked device and the encoders and decoders are connected to a video communications network provided by a switch. The networked device can query the video communications network for information related to the encoders and decoders to determine and save the port-to-device correspondences. In some embodiments, the networked device can extract device information from video signals received at its input ports to map the input ports to respectively connected decoders. In similar fashion, the networked device may transmit or embed port-specific information from its output ports to respectively connected encoders. Then, the networked device can query the video communications network for the port-specific information received at the encoders to map the output ports to respectively connected encoders.

A streaming media device includes a printed circuit board hosting components configured to access internet data. An audio/visual connector is linked to the printed circuit board, wherein the audio/visual connector is adapted for connection to an audio/visual device, wherein the audio/visual connector is adapted to operate with a first audio/visual interface having sufficient power to fully operate the printed circuit board and a second audio/visual interface having insufficient power to fully operate the printed circuit board. A power connector is linked to the printed circuit board, wherein the power connector selectively receives power based on the audio/visual connector utilizing one of the first audio/visual interface and the second audio/visual interface.

Methods, apparatus, systems and articles of manufacture are disclosed for source classification using HDMI audio metadata. An example apparatus includes a metadata extractor to extract values of audio encoding parameters from HDMI metadata obtained from a monitored HDMI port of a media device, the HDMI metadata corresponding to media being output from the monitored HDMI port; map the extracted values of the audio encoding parameters to a first unique encoding class (UEC) in a set of defined UECs, different ones of the set of defined UECs corresponding to different combinations of possible values of the audio encoding parameters capable of being included in the HDMI metadata; and identify a media source corresponding to the media output from the HDMI port based on one or more possible media sources mapped to the first UEC.

Provided is a display device including: a wireless communicator comprising wireless communication circuitry, an inputter/outputter comprising input/output circuitry, a display, a memory storing one or more instructions, and a processor configured to execute the one or more instructions stored in the memory, wherein the processor is configured to control the display device to: receive a power on signal through the wireless communicator or the inputter/outputter, display a first screen in response to the power on signal, determine whether a control operation is being performed based on a controller corresponding to a peripheral device by analyzing information about a source image received from the peripheral device through the inputter/outputter while the first screen is displayed, and close the first screen, and control the display to display a second screen including the source image, based on determining that the control operation is being performed based on the controller.

An electronic device and an operating method thereof are provided. The electronic device includes a receiver, a memory, a processor configured to search the memory for fixed rate link (FRL) transmission bandwidth data for a source device in response to an electrical connection to the source device, perform FRL link training with a bandwidth value of the FRL transmission bandwidth data determined according to a FRL transmission bandwidth data search result, and process a content signal transmitted with a transmission bandwidth when the FRL link training is completed, and a reproducing device configured to perform a reproducing operation based on the processed content signal.

Systems and methods for optical data interconnection are described. One aspect includes detecting a first HDMI connection of a first terminal of an optical connector. A second HDMI connection of a second terminal of the optical connector may be detected. One aspect includes determining that the first HDMI connection is associated with an HDMI source, and determining that the second HDMI connection is associated with an HDMI sink. Responsive to determining that the first HDMI connection is associated with the HDMI source, an HDMI transmission mode is selected for the first terminal. Responsive to determining that the second HDMI connection is associated with the HDMI sink, an HDMI reception mode is selected for the second terminal. The first terminal and the second terminal may perform HDMI optical communication via an optical communication channel.

Disclosed herein are various embodiments for a media device upgrading system with a native user interface. An embodiment operates by displaying a native user interface of a media device configured to operate in both a normal mode without an upgrader device and an upgrader mode when an upgrader device is connected to an input port of the media device. It is determined that the upgrader device is connected a command is received via the native user interface. It is determined that the command operates a software component, and the command is provided to the upgrader device. A response to executing the command is received from the upgrader device, and a response is displayed on the native user interface.

Methods, systems, and apparatuses are described for automatically navigating a graphical user interface (GUI) of a media device. In embodiments, objects (e.g. selectable items) in device GUI menu screens may be located, identified, and selected by another device (e.g., a switch) using several types of image processing, image recognition, and automated screen navigation techniques. For instance, a device may receive an operation request, for example from a user, receive a video signal from the connected media device, extract a video frame, process the video frame using one or more algorithms, and automatically navigate the GUI of the device by transmitting one more navigation commands for application to the GUI. In this manner, multi-step, time-consuming manual GUI navigation to achieve a desired result may be reduced to an automated technique, allowing users to save time and frustration in navigating a GUI using a remote control to find a particular resource.

Disclosed are a Micro LED 8K video processing system and method therefor. The system comprises: a television signal source, used for outputting video sources having different resolutions; a video processing board, used for receiving the video sources output by the television signal source, identifying the resolutions of the video sources, stretching or compressing the video sources according to the resolution required to be output to obtain a video image, segmenting the video image into multiple video signals, synchronously sending the multiple video signals to 4K signal processing boards, and sending an audio decoding signal in the video sources to a loudspeaker; the 4K signal processing boards, used for decoding the received video signals into RGB pixel signals, and sending the RGB pixel signals to a Micro LED display screen; and the Micro LED display screen, used for lighting the entire screen according to the RGB pixel signals.