[0025] As shown in FIG. 1, an uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention includes:
[0026] A wireless high-definition transmitting device 100, including an interface module that can be used for wired connection input with various multimedia audio and video sources 1, an audio and video processing module 2 that can perform audio and video processing on front-end input signals, and can uncompress digital audio and video signals The output of the wireless HD interface transmitter module 3; the output of the interface module 1 is connected to the input of the audio and video processing module 2, the latter performs audio and video processing on the signal output by the former, and the output of the audio and video processing module 2 is connected to the wireless HD interface transmitter module 3. The latter transmits the signal output by the former without compression; among them, the wireless high-definition interface transmitting module 3 includes a wireless high-definition interface baseband audio and video encoding and modulation processing unit 31, a wireless high-definition interface radio frequency transmitting unit 32, a wireless signal control unit 33, Antenna 34, the input of the wireless high-definition interface baseband audio and video encoding and modulation processing unit 31 is connected to the output of the audio and video processing module 2, and the output of the wireless high-definition interface baseband audio and video encoding and modulation processing unit 31 is connected to the wireless high-definition interface radio frequency transmitting unit 32 input, the output of the wireless high-definition interface radio frequency transmitting unit 32 is connected to the antenna 34, and the wireless signal control unit 33 is respectively connected with the wireless high-definition interface baseband audio and video coding and modulation processing unit 31 and the audio and video processing module 2;
[0027] A wireless high-definition receiving and displaying device 200, including a wireless high-definition interface receiving module 4 for uncompressed receiving signals transmitted by the wireless high-definition interface transmitting module, a digital audio and video processing module 5 for performing digital audio and video processing on the wireless high-definition interface receiving module 4, Video image terminal display module 61, audio output module 62, remote control bilateral control module 7 for receiving remote control signals, the output of wireless HD interface receiving module 4 is connected to the input of digital audio and video processing module 5, digital audio and video processing module The output of 5 is respectively connected to the video image terminal display module 61 and the audio output module 62; among them, the wireless high-definition interface receiving module 4 includes a wireless high-definition interface radio frequency receiving unit 41, a wireless high-definition interface wireless baseband decoding unit 42, a wireless signal control unit 43, Antenna 44, the input of the wireless high-definition interface radio frequency receiving unit 41 is connected to the antenna 44, the output of the wireless high-definition interface radio frequency receiving unit 41 is connected to the input of the wireless high-definition interface wireless baseband decoding unit 42, and the output of the wireless high-definition interface wireless baseband decoding unit 42 Connected to the input of the digital audio and video processing module 5, the wireless signal control unit 43 is respectively connected to the wireless baseband decoding unit 42 and the digital audio and video processing module 5 of the wireless HD interface.
[0028] An uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention uses a wireless high-definition interface module to realize the transmission of uncompressed wireless high-definition audio and video data signals. The wireless high-definition interface module is a separate transceiver device Used to connect video and monitors, as well as wireless high-definition projectors. The wireless high-definition interface module is divided into a wireless high-definition interface transmitter module 3 and a wireless high-definition interface receiving module 4, and adopts joint source channel coding technology and video modulation technology, using 4×5 antenna array and MIMO multiple input multiple output radio frequency technology. The registered 5GHz frequency band is used, using OFDM modulation and 20MHz bandwidth (compatible with 802.11n and cordless phones on the existing 5GHz frequency band) to transmit uncompressed high-definition video data signals (1080i, 1080P or higher) at 1.5Gbps~3Gbps , It can also transmit multiple channels of digital audio I2S and SPDIF signals at the same time, and there is no need to transmit it again when there is a bit error. The advantages of communication quality and signal environment self-adaptation ensure that the picture is clear and smooth, and its effective transmission coverage is up to 30 meters. In addition, the image delay of this wireless transmission method is only 1ms. This ultra-low image data delay fully guarantees the real-time image (such as image display when connected to computer game equipment), which cannot be achieved by other wireless technologies. . And its data transmission can be two-way transmission to achieve two-way control. The wireless image transmission is digitally encrypted to ensure the security of the system and the copyright protection of the image content. Realize reliable connection management by adding wireless connection access authority management control.
[0029] An uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention is composed of a wireless high-definition transmitting device 100, a wireless high-definition receiving and displaying device 200, and a remote controller for controlling the display device. The wireless high-definition transmitting device 100 is equipped with an interface module 1, which is used for connection input with various multimedia audio and video sources, and converts (or decodes) analog (or digital) audio and video signals into digital audio and video through digital-to-analog conversion (or decoding) , At the same time, the streaming media and network data are decoded into digital audio and video signals and sent to the audio and video processing module 2. The audio and video processing module 2 performs audio and video processing on the input signal, and the processed audio and video digital signal is sent to the wireless high-definition interface The transmitting module 3 transmits. In the wireless high-definition interface transmitting module 3, the wireless high-definition interface baseband audio and video encoding and modulation processing unit 31 encodes and modulates the digital audio and video signals input from its front end, and sends the baseband signal to the wireless high-definition interface radio frequency. The transmitting unit 32 is loaded on a 5GHz carrier, and the radio frequency signal is amplified to transmit and output in the form of multiple antennas 34. The wireless signal control unit 33 completes management and control of MAC control, channel selection, and communication control of wireless transmission. The wireless high-definition receiving and displaying device 4 is provided with a video image terminal display module 61 and an audio output module 62 for terminal display and audio output. The radio frequency signal received by the wireless high-definition interface receiving module 4 wirelessly is decoded and processed to output digital audio and video. The signal is sent to the digital audio and video processing module 5, and the digital audio and video processing module 5 performs image processing and audio processing respectively. Finally, the video image terminal display module 61 and the audio output module 62 perform video image display and analog audio output respectively. In the interface receiving module 4, the radio frequency signal received by the antenna 44 is processed by the wireless high-definition interface radio frequency receiving unit 41 to output a baseband signal, and the baseband signal is sent to the wireless high-definition interface wireless baseband decoding unit 42 for decoding processing, and then outputting digital audio and video signals For the digital audio and video processing module 5, the wireless signal control unit 43 completes management and control of the MAC control, channel selection, and communication control of wireless reception. The remote control is used for user interface control such as the switch of the transceiver and the OSD operation of the display screen. As the operating end of the management control, it controls the wireless signal control unit in the wireless transmitting and wireless receiving module, and manages the wireless transmission connection authority and wireless data. Two-way control of communication.
[0030] Hereinafter, the application of the present invention will be described in detail with reference to FIGS. 2 to 5:
[0031]Refer to Figure 2 and Figure 3, an uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention. The wireless high-definition transmitting device 100 includes an interface module 1, an audio and video processing module 2, and a wireless high-definition interface The transmitting module 3 and the remote control receiving unit (not shown in the figure). Since the wireless high-definition transmitting device 100 is separate from the wireless high-definition receiving and displaying device 200, the wireless high-definition transmitting device 100 can also be regarded as a wireless multimedia box. The remote control receiving unit is mainly used to receive the switch signal from the remote control to realize the switch control of the wireless multimedia box, and when the media box is connected to the wireless high-definition transceiver display device for the first time, the user can use the remote control to control the media box and The receiving display terminal performs remote control, and then completes the two-terminal handshake matching. The interface module 1 of the wireless HD transmitting device 100 includes a video receiving unit 11, a TV receiving unit 12, a streaming media receiving and decoding unit 13, a network media receiving and decoding unit 14 and an audio receiving unit 15. For the video receiving unit 11, The TV receiving unit 12, the streaming media receiving and decoding unit 13, and the network media receiving and decoding unit 14 may all be present at the same time, or only one of them, or two of them, or three of them, in order to integrate the transceiver of the present invention The display device can be compatible with numerous audio and video interfaces, streaming media interfaces, network interfaces, and TV interfaces. Therefore, the preferred way is to include a video receiving unit 11, a TV receiving unit 12, and a stream in the interface module 1 of the wireless HD transmitting device 100. Media receiving and decoding unit 13, network media receiving and decoding unit 14; audio and video processing module 2 includes a video processing unit 21, audio processing unit 22, video and audio control unit 23, storage unit 24; video receiving unit 11, TV receiving unit 12, The output of the streaming media receiving and decoding unit 13 and the network media receiving and decoding unit 14 are respectively connected to the input of the video processing unit 21, the output of the audio receiving unit 15 is connected to the input of the audio processing unit 22, and the storage unit 24 is connected to the video processing unit 21 The video and audio control unit 23 is connected to the video processing unit 21 and the audio processing unit 22, respectively. The output of the video processing unit 21 and the audio processing unit 22 are respectively connected to the input of the wireless HD interface baseband audio and video encoding and modulation processing unit 31. The audio control unit 23 is connected to the wireless signal control unit 33. The video receiving unit 11 includes various video interfaces, such as HDMI interface, DVI interface, VGA interface, YPbPr/YCbCr interface, AV interface, S-VIDEO interface, DISPLAYPORT interface, etc. The output of various video interfaces is connected to the video processing unit 21; The TV receiving unit 12 includes a cable digital TV interface 121 and a TV decoder 122. The output of the cable TV interface 121 is connected to the input of the TV decoder 122, and the output of the TV decoder 122 is connected to the input of the video processing unit 21; The media receiving and decoding unit 13 includes a USB and 6-in-1 memory card reader interface 131 and a streaming media decoder 132. The output of the USB and 6-in-1 memory card reader interface 131 is connected to the input of the streaming media decoder 132, and the streaming media is decoded. The output of the device 132 is connected to the input of the video processing unit 21; for the streaming media receiving and decoding unit 13, there is another connection method. As shown in FIG. 4, the output of the USB, six-in-one memory card reader interface 131 is connected to The input of the streaming media decoder 132 and the output of the streaming media decoder 132 are connected to the input of the wireless HD interface baseband audio and video encoding and modulation processing unit 31; the network media receiving and decoding unit 14 includes a network interface 141 (such as an Ethernet interface) and a network Media decoder 142, the output of the network interface 141 is connected to the input of the network media decoder 142, and the output of the network media decoder 142 is connected to the input of the video processing unit 21; for the network media receiving and decoding unit 14, there is another connection As shown in FIG. 4, the output of the network interface 141 is connected to the input of the network media decoder 142, and the output of the network media decoder 142 is connected to the input of the wireless HD interface baseband audio and video encoding and modulation processing unit 31. In the wireless high-definition transmitting device 100, take the TV signal input as an example. After the TV signal is input to the TV receiving unit 12, it is decoded and processed to output an analog or digital video signal. The video signal is sent to the video processing unit 21 and processed by the video signal. The digital video signal is sent to the wireless high-definition interface transmitter module 3. The wireless high-definition interface baseband encoding and modulation processing unit 31 in the wireless high-definition interface transmitter module 3 encodes and modulates the digital audio signal input from its front end, and sends the baseband signal to the radio frequency. The transmitting unit 32 is loaded on a 5GHz carrier, and the radio frequency signal is amplified and transmitted in the form of multiple antennas. In wireless transmission, MAC control, channel selection, and communication control are managed and controlled by the wireless signal control unit 33. The audio signal is sent to the wireless HD interface transmitting module 3 as a digital audio signal after the audio processing unit 22, and the transmission is completed in the same way. All audio and video channel selection and processing control are completed by the audio and video control unit 23.
[0032] Referring to Figure 5, an uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention. The wireless high-definition receiving and displaying device 200 includes a wireless high-definition interface receiving module 4, a digital audio and video processing module 5, and a video An image terminal display module 61, an audio output module 62, a remote control bilateral control module (ie, a remote control receiving control module) 7 and a wired video input unit 81 and a wired audio input unit 82. The digital audio and video processing module 5 includes a digital video processing unit and control unit 51, a digital sound processing and control unit 52, and a storage unit 53; the remote control receiving control module 7 includes a remote control receiving unit 71, a control unit 72, and a wired video input unit 81, The function of the wired audio input unit 82 is to realize the function of an ordinary display through wired audio and video input. The output of the wired video input unit 81 is connected to the input of the digital video processing unit and control unit 51, and the output of the wired audio input unit 82 is connected to the digital The input of the sound processing and control unit 52; the remote control receiving unit 71 is used to receive signals from the remote control, the output of the remote control receiving unit 71 is connected to the control unit 72, and the output of the control unit 72 is connected to the digital video processing unit and the control unit 51; The digital video processing unit and control unit 51 are connected to the storage unit 53, and the output of the wireless high-definition interface wireless baseband decoding unit 42 of the wireless high-definition interface receiving module 4 is respectively connected to the digital video processing unit and control unit 51, the digital sound processing and control unit 52, the output of the digital video processing unit and control unit 51 is connected to the video image terminal display module 61, the output of the digital sound processing and control unit 52 is connected to the audio output module 62, and the wireless signal control unit 43 is connected to the wireless HD interface wirelessly. The baseband decoding unit 42, the digital video processing unit and the control unit 51 are connected. In the wireless high-definition receiving and displaying device 200, the radio frequency signal received by the antenna 44 passes through the wireless high-definition interface radio frequency receiving unit 41 to output a baseband signal, and then is sent to the wireless high-definition interface wireless baseband decoding unit 42 to output digital audio and video signals. The digital video signal output by the wireless HD interface receiving module 4 and the digital video signal output by the wired video input unit 81 are both sent to the digital video processing unit and control unit 51 for image processing, and finally sent to the video image terminal display module 61 for display. The digital audio signal is output by the wireless high-definition interface receiving module 4 and the wired audio input unit 82, and is input to the digital sound processing and control unit 52. After a series of processing such as sound, sound effect, volume, and amplification, it is output by the audio output module 62. The remote control receiving module 7 receives the signal from the remote control through the receiving unit 71, decodes it and sends it to the control unit 72, and the control unit 72 communicates with the digital audio and video control unit and the wireless signal control unit for corresponding control response. In the two-way remote control, the wireless media box is controlled by remote control. At this time, the data is transmitted back to the transmitting module of the wireless HD interface through the receiving module of the wireless HD interface, and the entire control signal is controlled through this channel.
[0033] The foregoing embodiments are only used to further illustrate an uncompressed wireless digital high-definition audio and video signal transceiver integrated display device of the present invention, but the present invention is not limited to the embodiments, and the above embodiments are made according to the technical essence of the present invention. Any simple modifications, equivalent changes, and modifications of, fall within the protection scope of the technical solution of the present invention.
