Abstract: An electronic device and a power distribution method are provided. The electronic device obtains operating power information of a first power receiving device, operating power information of a power supply device, and operating power information of at least one second power receiving device. The electronic device further dynamically adjusts power supplied from the power supply device to the first power receiving device and power supplied to the at least one second power receiving device according to the operating power information of the power supply device, the operating power information of the first power receiving device, and the operating power information of the at least one second power receiving device.

Abstract: The present invention provides an asymmetric duplex transmission device and a switching system employing the same. The master device and the slave device communicate with each other through a single clock and full duplex data channels. It can also switch the duplex data channels between a plurality of slave devices under limited resources.

Abstract: A multi-window switching method and a switching system are provided. The multi-window switching method includes following steps: displaying a first window screen provided via a first computer device and a second window screen provided via a second computer device, wherein a first screen boundary of the first window screen is adjacent to a second screen boundary of the second window screen; receiving a control signal provided by an input device to control a position of a cursor on the first window screen or the second window screen; calculating a first moving speed of the input device when the cursor touches the first screen boundary in the first window screen; and determining whether the first moving speed is greater than or equal to a preset speed threshold to decide whether the cursor is displayed in the second window screen.

Abstract: A USB device and an operation method thereof are provided. The USB device includes a first switch, a second switch, a power converter, and a first USB connector. A first terminal of the first switch is configured to receive a first voltage. The power converter is configured to provide a second voltage, and the second voltage is less than the first voltage. A first terminal of the second switch is coupled to the power converter to receive the second voltage. A first power pin of the first USB connector is coupled to a second terminal of the first switch and a second terminal of the second switch.

Abstract: A cable tie including a belt, a base, a restricting part, and a controlling part is provided. The belt has a contacting side. The base is connected to a first end of the belt and has a through-hole. The restricting part is connected to the base and is located in the through-hole. The controlling part has a connecting portion, and a protruding portion and a pressing portion away from the connecting portion, and the connecting portion is connected to the base. When the belt passes through the through-hole, the contacting side defines a tying area for accommodating a tied object, and the protruding portion protrudes into the tying area. When the tied object pushes the protruding portion towards outside the tying area, the pressing portion presses the restricting part to restrict a movement of the belt.

Abstract: A live streaming system communicatively connected to a first camera, where the first camera captures an original image. The live streaming system includes a controller and an electronic device. The controller can send a prompt signal via the image captured by the first camera. The electronic device communicates with the controller and the first camera, and includes a processor and a network interface device. The processor recognizes the prompt signal in the captured image, and in response thereto, processes the original image to generate a synthesized image; it further analyzes the prompt signal to determine the location of the synthesized image. The network interface device is electrically connected to the processor and live streams the synthesized image.

Abstract: An electronic device and a power distribution method are provided. The electronic device obtains operating power information of a first power receiving device, operating power information of a power supply device, and operating power information of at least one second power receiving device. The electronic device further dynamically adjusts power supplied from the power supply device to the first power receiving device and power supplied to the at least one second power receiving device according to the operating power information of the power supply device, the operating power information of the first power receiving device, and the operating power information of the at least one second power receiving device.

Abstract: A surveillance system includes a first electronic device, a second electronic device, an image-capturing unit, and a multi-computer switching unit. The image-capturing unit corresponds to the second electronic device, and the image-capturing unit captures an image of a location of the second electronic device. The multi-computer switching unit is coupled to the first electronic device, the second electronic device, and the image-capturing unit, and the multi-computer switching unit receives the image from the image-capturing unit. When the second electronic device sends a connection request for establishing a communication connection with the first electronic device, the communication connection is established through the multi-computer switching unit, and the multi-computer switching unit outputs the image corresponding to the location of the second electronic device to a surveillance terminal device.

Abstract: A switching device includes multimedia input interfaces for respectively receiving multiple multimedia signals, a switching unit electrically connected to the multimedia input interfaces, a multimedia output interface, an electrical characteristics modulator, and a controller. The switching unit outputs a selected multimedia signal according to a first control signal. The multimedia output interface includes a multimedia signal terminal for outputting the selected multimedia signals and a non-signal terminal. The electrical characteristics modulator changes an electrical characteristic of the non-signal terminal according to a second control signal. The controller is controlled to generate the first and the second control signals through a video switching method whereby the electrical characteristics modulator changes the electrical characteristic of the non-signal terminal thereby increasing compatibility between the switching device and a multimedia output device.

Abstract: A USB device and an operation method thereof are provided. The USB device includes a first switch, a second switch, a power converter, and a first USB connector. A first terminal of the first switch is configured to receive a first voltage. The power converter is configured to provide a second voltage, and the second voltage is less than the first voltage. A first terminal of the second switch is coupled to the power converter to receive the second voltage. A first power pin of the first USB connector is coupled to a second terminal of the first switch and a second terminal of the second switch.

Abstract: A multi-screen control system is provided. The multi-screen control system includes a plurality of display devices, at least one console device, a video switching device, and a centralized display device. The display device respectively shows output images provided by a plurality of video sources. The console device receives a control operation to the at least one of the output images. The video switching device is connected to the display device and the at least one console device. The video switching device transmits the output images provided by the video sources to the display device, and obtains at least one partial image from the at least one of the output images according to the control operation. The centralized display device is connected to the video switching device. The video switching device outputs the at least one partial image to the centralized display device.

Abstract: A video interactive system includes at least one input device, a plurality of wireless positioning devices, at least one interactive device, and an image processing device. The input device provides image data. Each wireless positioning device is disposed in an operation space and transmits a positioning signal. The interactive device is paired with the input device and has a plurality of sensors for receiving the positioning signals. The interactive device is movably disposed in the operation space and generates action information corresponding to a display device. The image processing device is electrically connected to the input device and the display device. The image processing device receives the image data from the input device and outputs the image data to the display device based on the action information.

Abstract: A resource sharing device and control method thereof. The resource sharing device is electrically coupled to a plurality of computers and a mouse. The mouse is used to control a mouse cursor, and each computer is electrically coupled to a display. The steps include: identifying the spatial arrangement and resolutions of the displays; the computers initializing the respective positions of the mouse cursor; receiving a mouse displacement generated by the mouse; generating a mouse cursor displacement according to the mouse displacement and an acceleration setting; transmitting the mouse cursor displacement to one of the computers; determining whether the mouse cursor reaches a threshold; when the determination is affirmative, switching the mouse control to another computer.

Abstract: An electronic apparatus connection cable includes: a first plug including a first power reception terminal; a first switch coupled to the first power reception terminal; a power transmission line coupled to the first switch; a second plug coupled to the power transmission line; and a first light emitting element coupled to the power transmission line. The distance between the first light emitting element and the second plug is smaller than a distance between the first emitting device and the first plug. When the first power reception terminal receives a first input voltage and the first switch is conducted, the first light emitting element emits light.

Abstract: A method for increasing compatibility of DisplayPort includes: providing a first source device, a second source device, a controller, and a sink device, wherein the first source device is connected to the controller; the first source device transmitting a first image signal to the sink device via a main link for displaying the first image signal on the sink device; causing the controller to disconnect from the first source device and connect to the second source device; executing a simulation process to generate a DC level variation on an auxiliary channel between the controller and the sink device; the second source device transmitting auxiliary data to the sink device; the sink device transmitting link data back to the second source device; and the second source device transmitting a second image signal to the sink device via a second main link for displaying the second image signal on the sink device.

Abstract: A singing assisting system, a singing assisting method, and a non-transitory computer-readable medium including instructions for executing the method are provided. When the performed singing track does not appear in an ought-to-be-performed period, a singing-continuing procedure is executed. When the performed singing track is off pitch, a pitch adjustment procedure is executed.

Abstract: A switch device includes a first connection interface, a second connection interface, an video output interface, a control module and a processing module. The first connection interface receives a first video and the second connection interface receives a second video. The video output interface outputs an integrated video. The control module receives a control signals including a position data. The processing module generates the integrated video based on the first video and the second video. The integrated video includes a first sub-image having a first depth and a second sub-image having a second depth respectively corresponding to the first video and the second video. When the position data falls within an overlapping area of the first sub-image and the second sub-image, the processing module outputs the control signal to one of the first connection interface and the second connection interface based on the first depth and the second depth.

Abstract: A system for preventing faulty connection between PoC and PoE. The system includes a signal generating circuit for generating a detection signal of a detection format of a powered device. A signal feedback circuit is configured to receive the detection signal, and to send a feedback signal to a power source equipment. A signal detecting circuit is configured to detect the feedback signal. A first control switch is coupled to the signal detecting circuit. A second control switch is coupled to the signal feedback circuit.

Abstract: A video signal transmission switching apparatus is disclosed. The video signal transmission switching apparatus is coupled between a source apparatus and a plurality of display apparatuses. The video signal transmission switching apparatus includes a controller, a USB Type-C connecting interface, a plurality of video output interfaces and a switching module. The controller is coupled to the source apparatus through the USB Type-C connecting interface at least including a specific channel. The controller is coupled to the plurality of display apparatus through the plurality of video output interfaces respectively. The switching module is coupled to the specific channel and coupled to the plurality of video output interfaces respectively. The switching module detects a specific signal of the plurality of display apparatus and controls the specific channel to re-perform handshaking accordingly.

Abstract: A video interactive system includes at least one input device, a plurality of wireless positioning devices, at least one interactive device, and an image processing device. The input device provides image data. Each wireless positioning device is disposed in an operation space and transmits a positioning signal. The interactive device is paired with the input device and has a plurality of sensors for receiving the positioning signals. The interactive device is movably disposed in the operation space and generates action information corresponding to a display device. The image processing device is electrically connected to the input device and the display device. The image processing device receives the image data from the input device and outputs the image data to the display device based on the action information.