Compressed video stream data transmission system and transmission method based on satellite communication

Abstract

The invention relates to the technical field of communication, in particular to a compressed video stream data transmission system and transmission method based on satellite communication, comprising a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit, the camera unit, the video stream data compression unit and the satellite communication unit are arranged in a deep and far sea operation area, the video service unit and the video storage unit are arranged on the shore, and the camera unit collects video stream data and transmits the collected video stream data to the video stream data compression unit; the video streaming data compression unit compresses collected video streaming data and transmits the compressed video streaming data to the satellite communication unit, and the video service unit receives the video streaming data transmitted by the satellite communication unit and transmits the received video streaming data to the video storage unit. Therefore, communication transmission in an offshore working area and on the shore is 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 compressed video stream data transmission system and method based on satellite communication. Background Art

[0002] At present, the communication and data transmission between offshore working areas and onshore areas are mainly based on submarine optical fiber transmission or wireless 4G network transmission. These network transmission methods have high requirements for network signal stability and coverage. Submarine optical cables are not only expensive, but also have a high probability of being damaged. They can only operate in offshore operating areas where wireless 4G networks are stable and covered, and are applicable to fewer scenarios. As the marine economy develops towards the deep sea, the deep sea currently relies mainly on satellite phones for communication. The data transmission bandwidth can only provide basic voice and video phone communications, which cannot meet the requirements of real-time video data transmission, and the communication cost is extremely high. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a compressed video stream data transmission system and transmission method based on satellite communication, so that the communication and data transmission between the offshore (especially deep sea) working area and the shore 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 compressed video stream data transmission system based on satellite communication, comprising a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the satellite communication unit are all arranged in a deep sea operation area, and the video service unit and the video storage unit are both arranged on shore; The satellite communication unit is electrically connected to the camera unit and the video stream data compression unit respectively, the camera unit is electrically connected to the video stream data compression unit, the video service unit is electrically connected to the video storage unit, and a satellite communication connection is established between the satellite communication unit and the video service unit.

[0005] The second technical solution adopted by the present invention is: A transmission method of the above-mentioned compressed video stream data transmission system based on satellite communication 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 satellite communication unit; S3, the video service unit receives the video stream data transmitted by the satellite communication unit, and transmits the received video stream data to 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: The scheme is provided with a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit. The camera unit, the video stream data compression unit and the satellite communication unit are all arranged in the deep-sea operation area, and the video service unit and the video storage unit are all arranged on the shore. The camera unit collects video stream data and transmits the collected video stream data 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 satellite communication unit. The video service unit receives the video stream data transmitted by the satellite communication unit and transmits the received video stream data to the video storage unit. The scheme is provided with a video stream data compression unit to efficiently encode and compress the video stream data collected by the camera unit, so that the bandwidth requirement for video stream data transmission can be reduced, the stability and fluency of video data viewing can be improved, and the video stream data is transmitted to the video service unit through the satellite communication unit, so that the communication and data transmission between the offshore (especially deep-sea) working area and the shore is not restricted by the coverage of wired and wireless 4G signals. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 A connection block diagram of a satellite communication-based compressed video stream data transmission system of the present invention; Figure 2 A flow chart of the steps of the transmission method of the satellite communication-based compressed video stream data transmission system of the present invention; Description of labels: 1. Camera unit; 2. Video stream data compression unit; 3. Satellite communication unit; 4. Video service unit; 5. Video storage unit; 6. Front-end switch; 7. 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 compressed video stream data transmission system based on satellite communication, comprising a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the satellite communication unit are all arranged in a deep sea operation area, and the video service unit and the video storage unit are both arranged on shore; The satellite communication unit is electrically connected to the camera unit and the video stream data compression unit respectively, the camera unit is electrically connected to the video stream data compression unit, the video service unit is electrically connected to the video storage unit, and a satellite communication connection is established between the satellite communication unit and the video service unit.

[0010] From the above description, it can be seen that the beneficial effects of the present invention are: The scheme is provided with a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit. The camera unit, the video stream data compression unit and the satellite communication unit are all arranged in the deep-sea operation area, and the video service unit and the video storage unit are all arranged on the shore. The camera unit collects video stream data and transmits the collected video stream data 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 satellite communication unit. The video service unit receives the video stream data transmitted by the satellite communication unit and transmits the received video stream data to the video storage unit. The scheme is provided with a video stream data compression unit to efficiently encode and compress the video stream data collected by the camera unit, so that the bandwidth requirement for video stream data transmission can be reduced, the stability and fluency of video data viewing can be improved, and the video stream data is transmitted to the video service unit through the satellite communication unit, so that the communication and data transmission between the offshore (especially deep-sea) working area and the shore is not restricted by the coverage of wired and wireless 4G signals.

[0011] Furthermore, the satellite communication unit includes a high-throughput satellite device, and the high-throughput satellite device is electrically connected to the camera unit and the video stream data compression unit respectively.

[0012] From the above description, it can be seen that high-throughput satellite equipment is easy to install, convenient to move and deploy at any time, and can save costs.

[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 satellite communication unit respectively.

[0014] Furthermore, it also includes a front-end switch, which is arranged in a deep-sea 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 satellite communication unit through the front-end switch.

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

[0016] Furthermore, it also includes a receiving end switch, and the video service unit and the video storage unit are electrically connected 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 camera unit and the video stream data compression unit are connected by wire.

[0019] Furthermore, the camera unit is connected to the satellite communication unit by wire, and the video stream data compression unit is connected to the satellite communication unit by wire.

[0020] Furthermore, the video service unit is connected to the video storage unit via a wire.

[0021] Furthermore, the camera unit includes an optoelectronic camera, and the optoelectronic camera is electrically connected to the video stream data compression unit and the satellite communication unit respectively.

[0022] Please refer to Figure 2 , the second technical solution adopted by the present invention is: A transmission method of the above-mentioned compressed video stream data transmission system based on satellite communication 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 satellite communication unit; S3, the video service unit receives the video stream data transmitted by the satellite communication unit, and transmits the received video stream data to the video storage unit; S4. View the video stream data collected by the camera unit in real time through the video service unit.

[0023] Please refer to Figure 1 , Embodiment 1 of the present invention is: A compressed video stream data transmission system based on satellite communication, comprising a camera unit 1, a video stream data compression unit 2, a satellite communication unit 3, a video service unit 4 and a video storage unit 5, wherein the camera unit 1, the video stream data compression unit 2 and the satellite communication unit 3 are all arranged in a deep sea operation area, and the video service unit 4 and the video storage unit 5 are both arranged on shore; The satellite communication unit 3 is electrically connected to the camera unit 1 and the video stream data compression unit 2 respectively, the camera unit 1 is electrically connected to the video stream data compression unit 2, the video service unit 4 is electrically connected to the video storage unit 5, and a satellite communication connection is established between the satellite communication unit 3 and the video service unit 4.

[0024] The satellite communication unit 3 includes a high-throughput satellite device, and the high-throughput satellite device is electrically connected to the camera unit 1 and the video stream data compression unit 2 respectively.

[0025] 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 satellite communication unit 3 respectively; the high-efficiency video coding compression box uses a common video compression coding product on the market: for example, Xingtu Xinke's video compression coding product model XTQ216FH.

[0026] It also includes a front-end switch 6 (a general network switch on the market can be used, such as: Ruijie model RG-S5000-24GT4SFP switch), the front-end switch 6 is arranged in a deep-sea operation area, the camera unit 1 and the video data stream compression unit are electrically connected through the front-end switch 6, and the camera unit 1 and the video data stream compression unit are electrically connected to the satellite communication unit 3 through the front-end switch 6.

[0027] It also includes a receiving end switch 7 (a general network switch on the market can be used, such as a Ruijie switch with model RG-S5000-24GT4SFP), and the video service unit 4 and the video storage unit 5 are electrically connected through the receiving end switch 7.

[0028] The camera unit 1 is connected to the video stream data compression unit 2 via a wire.

[0029] The camera unit 1 is connected to the satellite communication unit 3 by wire, and the video stream data compression unit 2 is connected to the satellite communication unit 3 by wire.

[0030] The video service unit 4 and the video storage unit 5 are connected via wire.

[0031] The camera unit 1 includes an optoelectronic camera, which is electrically connected to the video stream data compression unit 2 and the satellite communication unit 3 respectively; 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).

[0032] The video service unit 4 includes a video server (using a Hikvision video server model iDS-6708NX / HW-F), and the video storage unit 5 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.

[0033] The working principle of the above-mentioned compressed video stream data transmission system based on satellite communication is: The video stream 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 data after compression processing by the high-efficiency video coding compression box is connected to the high-throughput satellite equipment 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 the bandwidth requirements of satellite communication loads; the video server receives the video stream data transmitted via the satellite and stores it in the video storage server. The management personnel can view the video images captured by the optoelectronic camera in real time through the video server, and control the optoelectronic camera through the video console.

[0034] The compressed video stream data transmission system based on satellite communication designed in this scheme has the following advantages: 1) Communication and data transmission between offshore (especially deep sea) working areas and shore are not restricted by wired and wireless 4G signal coverage; 2) Utilizing satellite global coverage and 24-hour online technology, high-throughput satellite bandwidth can achieve the transmission of low-bitrate video data streams without being affected by distance, and the cost is lower than laying submarine optical cables, and the transmission security is high; 3) Onshore management personnel can check the on-site situation in real time without going to the site, improving safety; 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.

[0035] Please refer to Figure 2 , Embodiment 2 of the present invention is: A transmission method of the above-mentioned compressed video stream data transmission system based on satellite communication 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 satellite communication unit 3; S3, the video service unit 4 receives the video stream data transmitted by the satellite communication unit 3, and transmits the received video stream data to the video storage unit 5; S4. View the video stream data collected by the camera unit 1 in real time through the video service unit 4.

[0036] In summary, the present invention provides a compressed video stream data transmission system and transmission method based on satellite communication, by setting a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit, the camera unit, the video stream data compression unit and the satellite communication unit are all arranged in a deep sea operation area, the video service unit and the video storage unit are all arranged on shore, the camera unit collects video stream data, and transmits the collected video stream data to the video stream data compression unit, the video stream data compression unit compresses the collected video stream data, and transmits the compressed video stream data to the satellite communication unit, the video service unit receives the video stream data transmitted by the satellite communication unit, and transmits the received video stream data to the video storage unit; in this scheme, the video stream data compression unit efficiently encodes and compresses the video stream data collected by the camera unit, so that the bandwidth requirement for video stream data transmission can be reduced, the stability and fluency of video data viewing can be improved, and the video stream data is transmitted to the video service unit through the satellite communication unit, so that the communication and data transmission between the offshore (especially deep sea) working area and the shore are not limited by the coverage of wired and wireless 4G signals.

[0037] 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 compressed video stream data transmission system based on satellite communication, characterized in that: It includes a camera unit, a video stream data compression unit, a satellite communication unit, a video service unit and a video storage unit, wherein the camera unit, the video stream data compression unit and the satellite communication unit are all arranged in a deep sea operation area, and the video service unit and the video storage unit are both arranged on shore; The satellite communication unit is electrically connected to the camera unit and the video stream data compression unit respectively, the camera unit is electrically connected to the video stream data compression unit, the video service unit is electrically connected to the video storage unit, and satellite communication is performed between the satellite communication unit and the video service unit.

2. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: The satellite communication unit includes a high-throughput satellite device, and the high-throughput satellite device is electrically connected to the camera unit and the video stream data compression unit respectively.

3. The satellite communication-based compressed video stream data transmission system according to claim 1, 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 satellite communication unit respectively.

4. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: It also includes a front-end switch, which is arranged in a deep-sea 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 satellite communication unit through the front-end switch.

5. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: It also includes a receiving end switch, and the video service unit and the video storage unit are electrically connected through the receiving end switch.

6. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: The camera unit is connected to the video stream data compression unit via a wire.

7. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: The camera unit is connected to the satellite communication unit by wire, and the video stream data compression unit is connected to the satellite communication unit by wire.

8. The satellite communication-based compressed video stream data transmission system according to claim 1, characterized in that: The video service unit is connected to the video storage unit via a wire.

9. The satellite communication-based compressed 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 satellite communication unit respectively.

10. A transmission method for a compressed video stream data transmission system based on satellite communication 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 satellite communication unit; S3, the video service unit receives the video stream data transmitted by the satellite communication unit, and transmits the received video stream data to 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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