Abstract: A hub includes: a multi-function control unit; a microprocessor; at least one sharing port connected to the multi-function control unit, which controls the at least one sharing port to connect with a computing device; a USB audio control unit connected to the multi-function control unit; an audio processing module connected to the USB audio control unit and the microprocessor; a wireless module connected to the audio processing module and the microprocessor and used for wireless communication with a mobile device; and an audio input and output module connected to the audio processing module and the microprocessor, and including an audio cable jack used for connecting with an audio input and output device, and/or a built-in speaker and a microphone. The microprocessor controls the audio processing module to select and process audio signal sharing among the computing device, the mobile device, and the audio input and output device.

Abstract: Provided is a multi-functional mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount is movable in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table. The mount further includes a counterweight block, which is rotatable to adjust for obtaining the best position to balance the two ends of the mount and prevent the mount from tipping over the computer display. The mount can also be placed directly on a table with a combination of a plurality of base body bodies.

Abstract: Provided is a mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount can be moved in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table, so as to avoid capturing a part of the screen of the display, or causing the captured image distortion.

Abstract: Provided is a multi-functional mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount is movable in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table. The mount further includes a counterweight block, which is rotatable to adjust for obtaining the best position to balance the two ends of the mount and prevent the mount from tipping over the computer display. The mount can also be placed directly on a table with a combination of a plurality of base body bodies.

Abstract: Provided is a mount for a webcam for installing the webcam on a computer display, and the webcam set on the mount can be moved in a horizontal direction to an appropriate distance beyond the display and then rotated 90°, so that a camera lens of the webcam can be vertically oriented downward to capture an image on a table, so as to avoid capturing a part of the screen of the display, or causing the captured image distortion.

Abstract: Provided is an input and output device for multiple formats of video class, which receives images from at least one camera connected thereto and outputs the images to a computing device connected thereto. The input and output device for multiple formats of video class includes a USB host control unit and an image processing unit. The USB host control unit receives the images from the at least one camera. The image processing unit is connected to the USB host control unit to receive the images and perform an image merge processing on the images to merge the images into a merged image. The image merge processing includes at least one merged image display mode. The image processing unit transmits the merged image to the computing device according to a selected merged image display mode.

Abstract: Provided is a multifunctional image-shooting and sound-receiving device, including a controller, a built-in microphone, a switching unit, an adjustment unit, a drive unit, a sensor and a motor. The built-in microphone is connected to the controller and receives at least one microphone sound signal. The switching unit is connected to and transmits a switching signal to the controller. The adjustment unit is connected to and transmits an adjustment signal to the controller. The drive unit is connected to and receives a drive control signal from the controller. The sensor is connected to and receives a sensing control signal from the controller, and transmits sensing information thereto. The motor is connected to and receives a driving signal from the drive unit, and integrated with a lens. The controller switches the multifunctional image-shooting and sound-receiving device to one of a first mode and a second mode according to the switching signal.

Abstract: A hub includes: a multi-function control unit; a microprocessor; at least one sharing port connected to the multi-function control unit, which controls the at least one sharing port to connect with a computing device; a USB audio control unit connected to the multi-function control unit; an audio processing module connected to the USB audio control unit and the microprocessor; a wireless module connected to the audio processing module and the microprocessor and used for wireless communication with a mobile device; and an audio input and output module connected to the audio processing module and the microprocessor, and including an audio cable jack used for connecting with an audio input and output device, and/or a built-in speaker and a microphone. The microprocessor controls the audio processing module to select and process audio signal sharing among the computing device, the mobile device, and the audio input and output device.

Abstract: A media sharing system includes at least two computing devices each having a wireless module for a bidirectional transmission of media data of a displayed image, an input message, a cursor, and a sound, and including: at least one display service block receiving and processing the displayed image from the wireless module; at least one sound service block receiving or outputting a sound signal from or to a controlling side computing device and a controlled side computing device to carry out the sound processing and broadcasting; at least one input device; and at least one input device service block connected to the input device, so as to allow the input device to be activated to issue an activation signal. The input device service block receives an input signal of the input device included in the controlling and controlled side computing devices so as to perform a display-related function.

Abstract: Provided is an interface extension device for screen sharing, including at least one video port; at least one multi-function port; a first sharing port; a second sharing port; a multi-function control unit connected to the at least one multi-function port and the first sharing port; a bridge unit connected to the multi-function control unit and the second sharing port; and an image control unit connected to the multi-function control unit and the at least one video port. The bridge unit controls a data transmission between the first sharing port and the second sharing port. A screen connected to the at least one video port can display an image in a mirroring or extending manner by a first sharing device connected to the first sharing port and a second sharing device connected to the second sharing port through the data transmission, and the first sharing device and the second sharing device can perform a synchronous operation on the image.

Abstract: An audio-visual transmission device connected with a camera and a receiver is provided and includes a wireless module, a processor and a universal serial bus (USB) port. The wireless module is used for wireless connection with the camera to receive an audio-visual data transmitted from the camera. The processor transmits a connection request signal to the camera through the wireless module. The universal serial bus (USB) port is used for transmitting the audio-visual data. The camera transmits a connection acknowledgment signal and the audio-visual data back to the processor via the wireless module according to the connection request signal, and the receiver is connected to the audio-visual transmission device through the USB port to receive the audio-visual data.

Abstract: A value-added remote display service wireless routing server device includes one or more user-end image medium transmission electronic devices, a value-added routing server, a destination-end image medium display device and an actuation device connected to each user-end image medium transmission electronic device and having actuateable operation buttons. Each user-end image medium transmission electronic device transmits image data through a wired or wireless local area network to the value-added routing server, which, based on network band width and data processing capability, presets magnification/reduction resolution and designated displaying location to the image data transmitted from each user-end image medium transmission electronic device and transmits corresponding image display screen data to the destination-end image medium display device for displaying.

Abstract: A value-added remote display service wireless routing server device includes one or more user-end image medium transmission electronic devices, a value-added routing server, a destination-end image medium display device and an actuation device connected to each user-end image medium transmission electronic device and having actuateable operation buttons. Each user-end image medium transmission electronic device transmits image data through a wired or wireless local area network to the value-added routing server, which, based on network band width and data processing capability, presets magnification/reduction resolution and designated displaying location to the image data transmitted from each user-end image medium transmission electronic device and transmits corresponding image display screen data to the destination-end image medium display device for displaying.

Abstract: A USB-to-VGA converter includes a USB controller connectable to a USB port of a computer for receiving USB based display signals from the computer, a VGA controller connectable to a display device for conveying VGA signals to the display device and a bridge connected between the USB controller and the VGA controller. The bridge receives a bus control command from the USB controller and issues a first-in-first-out control signal to the USB controller to receive the USB based display signals from the USB controller in a first-in-first-out manner. The bridge circuit converts the USB based display signals into corresponding VGA signals and forwarding the VGA signals to the VGA controller, which in turn applies the VGA signals to the display device. No display interface card is required inside the host computer for generation of the VGA signals.

Abstract: A mobile audiovisual device includes a central processing unit for operating information, a signal-processing unit connected to the central processing unit for receiving and processing external audio/video signals, a storage control unit connected to the central processing unit for receiving data from the signal-processing unit, and a transmission unit connected to the central processing unit for transmitting the processed external audio/video signals, so as to allow a user to browse required audiovisual data via the mobile audiovisual device in real time.