Wireless autonomous network efficient coding compressed video stream data transmission system and transmission method

Abstract

The invention relates to the technical field of communication, in particular to a wireless autonomous network efficient coding compressed video stream data transmission system and transmission method, comprising a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, the camera shooting unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, the second autonomous network transmission unit, the video service unit and the video storage unit are arranged ashore, and the technology that an ultra-long-distance wireless communication link is established through an ad-hoc network is adopted, so that the influence of distance is avoided, and the communication efficiency is improved. Cost is lower than laying of submarine optical cables; the video stream data compression unit is used for efficiently coding and compressing the video stream data, so that the bandwidth requirement of video stream data transmission is reduced, the stability and smoothness of video stream data viewing are improved, and thus communication and data transmission in an offshore working area and on the shore are not limited by wired and wireless 4G signal coverage.

Description

Technical Field

[0001] The present invention relates to the field of communication technology, and in particular to a wireless autonomous network efficient coding compressed video stream data transmission system and transmission method. Background Art

[0002] At present, communication and data transmission between offshore working areas and the shore are mainly based on submarine optical fiber transmission or wireless 4G network transmission. These network transmission methods have high requirements on network signal stability and coverage. Submarine optical cables are not only expensive, but also have a high probability of being damaged. Moreover, they can only operate in offshore operating areas where the wireless 4G network is stable and covered, and there are fewer applicable scenarios. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a wireless autonomous network efficient coding compressed video stream data transmission system and transmission method, so that the communication and data transmission in the offshore working area and onshore are not limited by the coverage of wired and wireless 4G signals.

[0004] In order to solve the above technical problems, the first technical solution adopted by the present invention is: A wireless autonomous network high-efficiency coding and compressing video stream data transmission system, comprising a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are arranged on shore; The first autonomous network transmission unit is electrically connected to the camera unit and the video stream data compression unit respectively, the second autonomous network transmission unit is electrically connected to the video service unit and the video storage unit respectively, and the first autonomous network transmission unit is wirelessly connected to the second autonomous network transmission unit.

[0005] The second technical solution adopted by the present invention is: A transmission method of the wireless autonomous network efficient coding and compression video stream data transmission system comprises the following steps: S1, collecting video stream data through the camera unit, and transmitting the collected video stream data to the video stream data compression unit; S2, compressing the collected video stream data through the video stream data compression unit, and transmitting the compressed video stream data to the first autonomous network transmission unit; S3, the second autonomous network transmission unit receives the video stream data transmitted by the first autonomous network transmission unit, and transmits the received video stream data to the video service unit and the video storage unit; S4. View the video stream data collected by the camera unit in real time through the video service unit.

[0006] The beneficial effects of the present invention are: This solution is provided by setting up a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, and the camera unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are arranged on shore, a long-distance transparent wireless communication channel is formed between the first autonomous network transmission unit and the second autonomous network transmission unit, and the second autonomous network transmission unit on shore receives the video stream data compressed by the video stream data compression unit transmitted through the self-organizing network, and connects it to the video service unit and the video storage unit so that the onshore management personnel can view it in real time; this solution uses the technology of establishing an ultra-long-distance wireless communication link through the self-organizing network, which is not affected by the distance, is convenient for mobile installation, and has a lower cost than laying submarine optical cables; the video stream data collected by the camera unit is efficiently encoded and compressed by the video stream data compression unit, so as to reduce the bandwidth demand for video stream data transmission, and improve the stability and smoothness of video stream data viewing, so that the communication and data transmission between the offshore working area and the shore are not limited by the coverage of wired and wireless 4G signals. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a connection block diagram of the wireless autonomous network efficient coding and compression video stream data transmission system of the present invention; Figure 2 It is a flowchart of the steps of the wireless autonomous network efficient coding and compression video stream data transmission system of the present invention; Description of labels: 1. Camera unit; 2. Video stream data compression unit; 3. First autonomous network transmission unit; 4. Second autonomous network transmission unit; 5. Video service unit; 6. Video storage unit; 7. Front-end switch; 8. Receiving end switch. DETAILED DESCRIPTION

[0008] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in combination with the implementation modes and the accompanying drawings.

[0009] Please refer to Figure 1 , the first technical solution adopted by the present invention is: A wireless autonomous network high-efficiency coding and compressing video stream data transmission system, comprising a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are arranged on shore; The first autonomous network transmission unit is electrically connected to the camera unit and the video stream data compression unit respectively, the second autonomous network transmission unit is electrically connected to the video service unit and the video storage unit respectively, and the first autonomous network transmission unit is wirelessly connected to the second autonomous network transmission unit.

[0010] From the above description, it can be seen that the beneficial effects of the present invention are: This solution is provided by setting up a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, and the camera unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are arranged on shore, a long-distance transparent wireless communication channel is formed between the first autonomous network transmission unit and the second autonomous network transmission unit, and the second autonomous network transmission unit on shore receives the video stream data compressed by the video stream data compression unit transmitted through the self-organizing network, and connects it to the video service unit and the video storage unit so that the onshore management personnel can view it in real time; this solution uses the technology of establishing an ultra-long-distance wireless communication link through the self-organizing network, which is not affected by the distance, is convenient for mobile installation, and has a lower cost than laying submarine optical cables; the video stream data collected by the camera unit is efficiently encoded and compressed by the video stream data compression unit, so as to reduce the bandwidth demand for video stream data transmission, and improve the stability and smoothness of video data viewing, so that the communication and data transmission between the offshore working area and the shore are not limited by the coverage of wired and wireless 4G signals.

[0011] Furthermore, the first autonomous network transmission unit includes a front-end MESH device, and the MESH device is electrically connected to the camera unit, the video stream data compression unit and the second autonomous network transmission unit respectively.

[0012] Furthermore, the second autonomous network transmission unit includes a receiving-end MESH device, and the receiving-end MESH device is electrically connected to the first autonomous network transmission unit, the video service unit and the video storage unit respectively.

[0013] Furthermore, the video stream data compression unit includes a high-efficiency video coding compression box, and the high-efficiency video coding compression box is electrically connected to the camera unit and the first autonomous network transmission unit respectively.

[0014] Furthermore, it also includes a front-end switch, which is arranged in an offshore operation area, and the camera unit and the video data stream compression unit are electrically connected through the front-end switch, and the camera unit and the video data stream compression unit are electrically connected to the first autonomous network transmission unit through the front-end switch.

[0015] From the above description, it can be seen that the network data communication function is provided to the front-end devices (such as the camera unit, the video stream data compression unit and the first main network transmission unit, etc.).

[0016] Furthermore, it also includes a receiving end switch, the video service unit and the video storage unit are electrically connected through the receiving end switch, and the video service unit and the video storage unit are electrically connected to the second autonomous network transmission unit through the receiving end switch.

[0017] From the above description, it can be seen that network data communication function is provided to receiving-end devices (such as video service units and video storage units, etc.).

[0018] Furthermore, the first autonomous network transmission unit is connected to the camera unit by wire, and the first autonomous network transmission unit is connected to the video stream data compression unit by wire.

[0019] Furthermore, the second autonomous network transmission unit is connected to the video service unit by wire, and the second autonomous network transmission unit is connected to the video storage unit by wire.

[0020] Furthermore, the camera unit includes an optoelectronic camera, and the optoelectronic camera is electrically connected to the video stream data compression unit and the first autonomous network transmission unit respectively.

[0021] Please refer to Figure 2 , the second technical solution adopted by the present invention is: A transmission method of the wireless autonomous network efficient coding and compression video stream data transmission system comprises the following steps: S1, collecting video stream data through the camera unit, and transmitting the collected video stream data to the video stream data compression unit; S2, compressing the collected video stream data through the video stream data compression unit, and transmitting the compressed video stream data to the first autonomous network transmission unit; S3, the second autonomous network transmission unit receives the video stream data transmitted by the first autonomous network transmission unit, and transmits the received video stream data to the video service unit and the video storage unit; S4. View the video stream data collected by the camera unit in real time through the video service unit.

[0022] From the above description, it can be seen that the beneficial effects of the present invention are: The video stream data is collected by the camera unit, and the collected video stream data is transmitted to the video stream data compression unit; the collected video stream data is compressed by the video stream data compression unit, and the compressed video stream data is transmitted to the first autonomous network transmission unit; the second autonomous network transmission unit receives the video stream data transmitted by the first autonomous network transmission unit, and transmits the received video stream data to the video service unit and the video storage unit; the video stream data collected by the camera unit is viewed in real time by the video service unit; a long-distance transparent transmission wireless communication channel is formed between the first autonomous network transmission unit and the second autonomous network transmission unit, and the second autonomous network transmission unit on the shore The main network transmission unit receives the video stream data compressed by the video stream data compression unit and transmitted through the self-organizing network, and connects it to the video service unit and the video storage unit so that the onshore management personnel can view it in real time. This solution uses the technology of establishing an ultra-long-distance wireless communication link through the self-organizing network, which is not affected by distance, is convenient for mobile installation, and has a lower cost than laying submarine optical cables. The video stream data compression unit efficiently encodes and compresses the video stream data collected by the camera unit, reducing the bandwidth demand for video stream data transmission and improving the stability and smoothness of video stream data viewing, so that the communication and data transmission between the offshore working area and the shore are not limited by wired and wireless 4G signal coverage.

[0023] Please refer to Figure 1 , Embodiment 1 of the present invention is: A wireless autonomous network high-efficiency coding and compressing video stream data transmission system, comprising a camera unit 1, a video stream data compression unit 2, a first autonomous network transmission unit 3, a second autonomous network transmission unit 4, a video service unit 5 and a video storage unit 6, wherein the camera unit 1, the video stream data compression unit 2 and the first autonomous network transmission unit 3 are arranged in an offshore operation area, and the second autonomous network transmission unit 4, the video service unit 5 and the video storage unit 6 are arranged on shore; The first autonomous network transmission unit 3 is electrically connected to the camera unit 1 and the video stream data compression unit 2 respectively, the second autonomous network transmission unit 4 is electrically connected to the video service unit 5 and the video storage unit 6 respectively, and the first autonomous network transmission unit 3 is wirelessly connected to the second autonomous network transmission unit 4.

[0024] The first autonomous network transmission unit 3 includes a front-end MESH device (using an existing broadband digital cluster private network base station on the market), and the MESH device is electrically connected to the camera unit 1, the video stream data compression unit 2 and the second autonomous network transmission unit 4 respectively.

[0025] The second autonomous network transmission unit 4 includes a receiving end MESH device (using an existing broadband digital cluster private network base station on the market), and the receiving end MESH device is electrically connected to the first autonomous network transmission unit 3, the video service unit 5 and the video storage unit 6 respectively.

[0026] The video stream data compression unit 2 includes a high-efficiency video coding compression box, which is electrically connected to the camera unit 1 and the first autonomous network transmission unit 3. The high-efficiency video coding compression box uses a common video compression coding product on the market: for example, the video compression coding product of Xingtu Xinke model XTQ216FH.

[0027] It also includes a front-end switch 7 (a general network switch on the market can be used, such as: Ruijie model RG-S5000-24GT4SFP switch), the front-end switch 7 is arranged in the offshore operation area, the camera unit 1 and the video data stream compression unit are electrically connected through the front-end switch 7, and the camera unit 1 and the video data stream compression unit are electrically connected to the first autonomous network transmission unit 3 through the front-end switch 7.

[0028] It also includes a receiving-end switch 8 (a general network switch on the market can be used, such as: Ruijie model RG-S5000-24GT4SFP switch), the video service unit 5 and the video storage unit 6 are electrically connected through the receiving-end switch 8, and the video service unit 5 and the video storage unit 6 are electrically connected to the second autonomous network transmission unit 4 through the receiving-end switch 8.

[0029] The first autonomous network transmission unit 3 is connected to the camera unit 1 by wire, and the first autonomous network transmission unit 3 is connected to the video stream data compression unit 2 by wire.

[0030] The second autonomous network transmission unit 4 is connected to the video service unit 5 by wire, and the second autonomous network transmission unit 4 is connected to the video storage unit 6 by wire.

[0031] It also includes a controller, which is electrically connected to the camera unit 1, the video stream data compression unit 2, the first autonomous network transmission unit 3, the second autonomous network transmission unit 4, the video service unit 5 and the video storage unit 6 respectively.

[0032] The camera unit 1 includes an optoelectronic camera, which is electrically connected to the video stream data compression unit 2 and the first autonomous network transmission unit 3. The optoelectronic camera uses a common camera on the market that supports 1080p, H264 / H265, and RTSP protocols, such as the Hikvision camera model DS-2CD2T87E (D) WDA3-L (S).

[0033] The video service unit 5 includes a video server (using a Hikvision video server model iDS-6708NX / HW-F), and the video storage unit 6 includes a video storage server (using a common video recorder on the market, such as a Hikvision video recorder model DS-8600N-I16-V3), and the video server and the video storage server are connected by wire.

[0034] The working principle of the above wireless autonomous network efficient coding and compression video stream data transmission system is as follows: A long-distance transparent wireless communication channel is formed between the front-end MESH device and the receiving-end MESH device. By adjusting the transmission power / frequency of the antennas in the front-end MESH device and the receiving-end MESH device, or by selecting a directional antenna, a stable communication link with a transmission distance of over 100 kilometers can be established. The video data captured by the optoelectronic camera is connected to the high-efficiency video coding compression box through a wired network cable, and the video stream compressed by the high-efficiency video coding compression box is connected to the front-end MESH device through a wired network; the high-efficiency video coding compression box in this embodiment supports H.264 / H.265 standard decoding and encoding capabilities, performs semantic segmentation on static and dynamic vectors in real-time video stream images, and re-encodes and splices static and dynamic vector images respectively to achieve near-lossless compression of video stream data, thereby reducing the amount of video stream data and reducing transmission bandwidth requirements; the front-end MESH device transmits the video stream through an antenna, and the receiving-end MESH device receives the video stream data in real time through the formed wireless communication channel; the receiving-end MESH device transmits the received video stream data to the video server and the video storage server through the wired network, and the management personnel view the video images captured by the optoelectronic camera in the offshore operation area in real time through the video server, and open the optoelectronic video console through the browser in the computer to control the optoelectronic camera.

[0035] The wireless autonomous network efficient coding and compression video stream data transmission system designed in this scheme has the following advantages: 1) Communication and data transmission between offshore working areas and shore are not restricted by wired and wireless 4G signal coverage; 2) Ad hoc network equipment is easy to install and can be deployed at any time; 3) The signal transmission distance of the ad hoc network can reach hundreds of kilometers, with a wide coverage area; 4) The efficient video coding compression box can compress the original video stream with high multiple and low loss, reduce the video stream transmission data, reduce the demand for transmission bandwidth, and reduce the transmission cost.

[0036] Please refer to Figure 2 , Embodiment 2 of the present invention is: A transmission method of the wireless autonomous network efficient coding and compression video stream data transmission system comprises the following steps: S1, collecting video stream data through the camera unit 1, and transmitting the collected video stream data to the video stream data compression unit 2; S2, compressing the collected video stream data through the video stream data compression unit 2, and transmitting the compressed video stream data to the first autonomous network transmission unit 3; S3, the second autonomous network transmission unit 4 receives the video stream data transmitted by the first autonomous network transmission unit 3, and transmits the received video stream data to the video service unit 5 and the video storage unit 6; S4. View the video stream data collected by the camera unit 1 in real time through the video service unit 5.

[0037] In summary, the present invention provides a wireless autonomous network high-efficiency coding compressed video stream data transmission system and transmission method, by setting a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, and the camera unit, the video stream data compression unit and the first autonomous network transmission unit are set in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are set on shore, a long-distance transparent transmission wireless communication channel is formed between the first autonomous network transmission unit and the second autonomous network transmission unit, and the second autonomous network transmission unit on shore receives the communication The video stream data compressed by the video stream data compression unit is transmitted through the ad hoc network and connected to the video service unit and the video storage unit so that the onshore management personnel can view it in real time. This solution uses the technology of establishing ultra-long-distance wireless communication links through the ad hoc network, which is not affected by distance, is convenient for mobile installation, and has lower costs than laying submarine optical cables. The video stream data compression unit efficiently encodes and compresses the video stream data collected by the camera unit, reduces the bandwidth demand for video stream data transmission, and improves the stability and smoothness of video data viewing, so that the communication and data transmission between the offshore working area and the shore are not limited by the coverage of wired and wireless 4G signals.

[0038] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent transformations made using the contents of the present invention's specification and drawings, or directly or indirectly applied in related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A wireless autonomous network efficient coding and compression video stream data transmission system, characterized in that: It includes a camera unit, a video stream data compression unit, a first autonomous network transmission unit, a second autonomous network transmission unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the first autonomous network transmission unit are arranged in an offshore operation area, and the second autonomous network transmission unit, the video service unit and the video storage unit are arranged on shore; The first autonomous network transmission unit is electrically connected to the camera unit and the video stream data compression unit respectively, the second autonomous network transmission unit is electrically connected to the video service unit and the video storage unit respectively, and the first autonomous network transmission unit is wirelessly connected to the second autonomous network transmission unit.

2. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: The first autonomous network transmission unit includes a front-end MESH device, and the MESH device is electrically connected to the camera unit, the video stream data compression unit and the second autonomous network transmission unit respectively.

3. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: The second autonomous network transmission unit includes a receiving end MESH device, and the receiving end MESH device is electrically connected to the first autonomous network transmission unit, the video service unit and the video storage unit respectively.

4. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: The video stream data compression unit comprises a high-efficiency video coding compression box, and the high-efficiency video coding compression box is electrically connected to the camera unit and the first autonomous network transmission unit respectively.

5. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: It also includes a front-end switch, which is arranged in an offshore operation area. The camera unit and the video data stream compression unit are electrically connected through the front-end switch, and the camera unit and the video data stream compression unit are electrically connected to the first autonomous network transmission unit through the front-end switch.

6. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1, characterized in that: It also includes a receiving end switch, the video service unit and the video storage unit are electrically connected through the receiving end switch, and the video service unit and the video storage unit are electrically connected to the second autonomous network transmission unit through the receiving end switch.

7. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: The first autonomous network transmission unit is connected to the camera unit by wire, and the first autonomous network transmission unit is connected to the video stream data compression unit by wire.

8. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1 is characterized in that: The second autonomous network transmission unit is connected to the video service unit via a wire, and the second autonomous network transmission unit is connected to the video storage unit via a wire.

9. The wireless autonomous network efficient coding and compression video stream data transmission system according to claim 1, characterized in that: The camera unit comprises an optoelectronic camera, and the optoelectronic camera is electrically connected to the video stream data compression unit and the first autonomous network transmission unit respectively.

10. A transmission method for a wireless autonomous network highly efficient coding and compression video stream data transmission system according to claim 1, characterized in that: The following steps are involved: S1, collecting video stream data through the camera unit, and transmitting the collected video stream data to the video stream data compression unit; S2, compressing the collected video stream data through the video stream data compression unit, and transmitting the compressed video stream data to the first autonomous network transmission unit; S3, the second autonomous network transmission unit receives the video stream data transmitted by the first autonomous network transmission unit, and transmits the received video stream data to the video service unit and the video storage unit; S4. View the video stream data collected by the camera unit in real time through the video service unit.

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