Abstract: A multimedia system is provided. The multimedia system includes a plurality of transmission devices and a receiving-end device. Multiple transmission devices respectively has a microphone. The receiving-end device is coupled to the transmission devices. When the microphone of one of the transmission devices is enabled, the receiving-end device outputs at least one control signal to at least another one of the transmission devices to disable the microphone of the at least another one of the transmission devices.

Abstract: A video and audio streaming transmission system is provided. The video and audio streaming transmission system includes a receiving end module, a first transmitting end module and a second transmitting end module. The first transmitting end module obtains a first audio signal, and sends the first audio signal to the receiving end module. The second transmitting end module obtains a second audio signal, and sends the second audio signal to the receiving end module. The receiving end module returns a processed audio signal to the first computer device according to the first audio signal and the second audio signal, so that the first computer device provides the processed audio signal to a conference module.

Abstract: A transmitter device adapted to be coupled to an image providing device and a receiver device includes first and second conversion units, a wireless module, and a processing unit. The first conversion unit and the second conversion unit are configured to be coupled to the image providing device through an HDMI transmission cable and a Type-C transmission cable, respectively, so as to respectively receive a first video and audio stream and a second video and audio stream provided by the image providing device. The wireless module is connected to the receiver device through wireless communication. The processing unit preferentially selects the first conversion unit to receive a first video and audio signal output by converting the first video and audio stream by the first conversion unit and transmits the first video and audio signal to the receiver device through the wireless module.

Abstract: An image sharing and conference participant identification method includes providing a first multimedia adapter device and a second multimedia adapter device, generating a link control signal after the first multimedia adapter device is triggered, transmitting the link control signal from the first multimedia adapter device to the second multimedia adapter device directly or through a server according to a link list, establishing a link between the first multimedia adapter device and the second multimedia adapter device, and transmitting first image data from the first multimedia adapter device to the second multimedia adapter device through the link for integrating the first image data and second image data by the second multimedia adapter device to generate sharing image data.

Abstract: A multimedia system is provided. The multimedia system includes a plurality of transmission devices and a receiving-end device. Multiple transmission devices respectively has a microphone. The receiving-end device is coupled to the transmission devices. When the microphone of one of the transmission devices is enabled, the receiving-end device outputs at least one control signal to at least another one of the transmission devices to disable the microphone of the at least another one of the transmission devices.

Abstract: A transmitter device adapted to be coupled to an image providing device and a receiver device includes first and second conversion units, a wireless module, and a processing unit. The first conversion unit and the second conversion unit are configured to be coupled to the image providing device through an HDMI transmission cable and a Type-C transmission cable, respectively, so as to respectively receive a first video and audio stream and a second video and audio stream provided by the image providing device. The wireless module is connected to the receiver device through wireless communication. The processing unit preferentially selects the first conversion unit to receive a first video and audio signal output by converting the first video and audio stream by the first conversion unit and transmits the first video and audio signal to the receiver device through the wireless module.

Abstract: A method for expanding functions of a conference system includes providing a first circuit board and a second circuit board disposed in the receiver, receiving a first wireless packet transmitted from the first transmitter merely through a second communication module of the second circuit board, controlling the second communication module for performing an unpacking process of the first wireless packet by a second processor of the second circuit board to generate first compressed media data, generating a first command signal by the second processor of the second circuit board for controlling a first processor of the first circuit board to receive the first compressed media data through a data channel, and decompressing the first compressed media data by the first processor for acquiring first media contents of the first transmitter.

Abstract: A data sharing method includes logging in a first account through a communication interface by a first receiver for establishing a link between the first receiver and a server corresponding to the communication interface, logging in a second account through the communication interface by a second receiver for establishing a link between the second receiver and the server corresponding to the communication interface, and transmitting image data from a first transmitter to the second receiver through the first receiver and the server for sharing the image data. The first receiver is linked to a first display. The second receiver is linked to a second display. The image data is shared with the first display and the second display.

Abstract: A data sharing method includes providing a receiver and at least one transmitter, changing a first hardware registration identification code of the at least one transmitter to a second hardware registration identification code of a virtual camera device corresponding to at least one communication software program by the receiver, and using the virtual camera device for converting at least one image data signal transmitted from the at least one transmitter to video stream data supported by the at least one communication software program after the receiver receives the at least one image data signal.

Abstract: A transmitter device applied to a conference system is disclosed. The conference system further includes a receiver device. The receiver device wirelessly receives an image signal transmitted by the transmitter device, and a display coupled to the receiver device displays the image signal. The transmitter device includes a memory storing an identity information corresponding to an authority of the transmitter device. When the transmitter device is coupled to an information processing device, the transmitter device transmits the identity information to the information processing device. An application driver of the information processing device determines the authority of the transmitter device according to the identity information.

Abstract: A conference system with low standby power consumption includes a transmitter, an image data source, a receiver, and a display device. The transmitter includes a battery for providing power, at least one link port for accessing data, and a processor coupled to the battery and the at least one link port. The image data source is used for transmitting the image data to the transmitter. The receiver is linked to the transmitter for receiving the image data. The display device is linked to the receiver for displaying the image data. When the transmitter and the image data source are electrically coupled, the processor ceases to use the battery of the transmitter and controls the image data source for providing power to the transmitter. When the transmitter and the image data source are separated, the processor uses the battery of the transmitter for driving firmware of the transmitter.

Abstract: A video streaming transmission system and a transmitter device are provided. The video streaming transmission system includes a receiver device and a transmitter device. The receiver device is coupled to a display module. The transmitter device is coupled to an image providing device through a transmission line. The transmitter device includes a processing unit, a storage unit, and a wireless communication module. The storage unit is coupled to the processing unit. The wireless communication module is coupled to the processing unit, and is coupled to the receiver device in a wireless communication manner. The processing unit generates virtual extended display identification data and stores them in the storage unit, and provides the virtual extended display identification data to the image providing device through the transmission line, so that the image providing device recognizes multiple virtual displays coupled thereto, and outputs multiple video streams through the transmission line.

Abstract: A video conference system is disclosed. The video conference system includes at least one transmitter device and a receiver device. The transmitter device is connected to an information processing device. The receiver device and the transmitter device are wirelessly connected. The receiver device wirelessly receives a video data related to the information processing device transmitted by the transmitter device. When the receiver device triggers a standby screen and the receiver device is connected to a video conference screen management device, the receiver device does not output the standby screen to the video conference screen management device.

Abstract: A transmitter device applied to a conference system is disclosed. The conference system further includes a receiver device. The receiver device wirelessly receives an image signal transmitted by the transmitter device, and a display coupled to the receiver device displays the image signal. The transmitter device includes a memory storing an identity information corresponding to an authority of the transmitter device. When the transmitter device is coupled to an information processing device, the transmitter device transmits the identity information to the information processing device. An application driver of the information processing device determines the authority of the transmitter device according to the identity information.

Abstract: A wireless communications pairing method includes providing a receiver and a first transmitter linked to the receiver, establishing a first link between the first transmitter and a second transmitter, transmitting pairing information from the first transmitter to the second transmitter through the first link, establishing a second link between the second transmitter and the receiver according to the pairing information after the second transmitter receives the pairing information, transmitting an image signal from an image signal source coupled to the second transmitter to the second transmitter after the second transmitter is triggered, processing the image signal by the second transmitter for transmitting the image signal from the second transmitter to the receiver, and controlling a display device for displaying an image by the receiver according to the image signal.

Abstract: A data authorization controlling and matching system includes a receiver, a plurality of display devices, and at least one transmitter. The receiver is used for receiving an image signal. The plurality of display devices are coupled to the receiver for displaying the image signal. The at least one transmitter is coupled to the receiver for outputting the image signal. After a member list saved in the receiver is configured, a data link between the receiver and the at least one transmitter is established. Hardware information of the at least one transmitter is saved in the receiver. The receiver automatically identifies the at least one transmitter according to the hardware information of the at least one transmitter. After the at least one transmitter is identified, the receiver sets authorization information of the at least one transmitter.

Abstract: A conference system with low standby power consumption includes a transmitter, an image data source, a receiver, and a display device. The transmitter includes a battery for providing power, at least one link port for accessing data, and a processor coupled to the battery and the at least one link port. The image data source is used for transmitting the image data to the transmitter. The receiver is linked to the transmitter for receiving the image data. The display device is linked to the receiver for displaying the image data. When the transmitter and the image data source are electrically coupled, the processor ceases to use the battery of the transmitter and controls the image data source for providing power to the transmitter. When the transmitter and the image data source are separated, the processor uses the battery of the transmitter for driving firmware of the transmitter.

Abstract: A wireless projecting control method includes setting at least one operation restriction, communicating a transmitter with a receiver or a communication device for executing at least one restricted operation by the transmitter or the receiver, and selectively or restrictedly projecting an image signal to a display device by the receiver after the transmitter or the receiver executes the at least one restricted operation. The image signal is generated by the communication device. The transmitter is used for transmitting the image signal to the receiver according to the at least one operation restriction.

Abstract: A method for expanding functions of a conference system includes providing a first circuit board and a second circuit board disposed in the receiver, receiving a first wireless packet transmitted from the first transmitter merely through a second communication module of the second circuit board, controlling the second communication module for performing an unpacking process of the first wireless packet by a second processor of the second circuit board to generate first compressed media data, generating a first command signal by the second processor of the second circuit board for controlling a first processor of the first circuit board to receive the first compressed media data through a data channel, and decompressing the first compressed media data by the first processor for acquiring first media contents of the first transmitter.

Abstract: A data sharing method includes providing a receiver and at least one transmitter, changing a first hardware registration identification code of the at least one transmitter to a second hardware registration identification code of a virtual camera device corresponding to at least one communication software program by the receiver, and using the virtual camera device for converting at least one image data signal transmitted from the at least one transmitter to video stream data supported by the at least one communication software program after the receiver receives the at least one image data signal.