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Ways of online video surveillance of agricultural machinery in the fields?
Greetings!
Task:
There is an agricultural enterprise. Plow, sow, harvest. The radius of the work area is 10 km. It is necessary to monitor online a certain amount of equipment working in the fields (harvesters, tractors), online may not be permanent. Those. went in and looked at one piece of equipment, disconnected and went to another, etc.
Problems:
1) Rough terrain. The fields are separated by forest plantations from each other. Those. if there were no landings, then almost direct visibility is everywhere, but alas.
2) Fields at different heights, incl. one field and, for example, 3 different heights - from a ravine to a hill.
3) The installation location of the cameras is not static, the equipment is constantly in motion, turns, turns, movement in different directions of the world.
What I thought:
1) receiving a signal through cellular operators. The problem is in the channel width and communication quality. The "best" operator (almost in the center of the radius) has a tower with equipment installed, but there is no throughput. 5-10 modems "lay down" the channel, and in addition to me, there are also ordinary villagers. Well, the signal itself is not evenly distributed and disappears in the most unexpected places.
2) Via Wi-Fi. There are many options here. I thought about many points, with antennas of different directions. All this to be installed on poles powered by solar panels and UPS. But there is a lot to think about, build the right network, choose the right antennas, their directivity. I don't know enough :)
3) Your own LTE and the like - licenses, time and much more on top. BUT as an option is also considered. If someone understands this very well, then please write.
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Video is hard - with Wi-Fi you get confused with power and uplinks, with gsm you will not get a stable signal, there is an option to put several wimax stations, but it's expensive. Maybe conventional GPS will suffice?
Will cameras be installed on the equipment itself (moving)?
I would use wifi with amplifiers, and I would shoot not video, but pictures at some interval (once every 3 seconds, etc.)
What does "look" mean? Inspection of the body, is the driver drunk or what? In this case, 3 gps cameras per 1 tractor and switch between them. The record is already on the side of the beholder.
Valentin Poloskin , GPS installed. Fuel consumption, mileage, hours of operation - is considered and analyzed.
mamkaololosha , this means that when, for example, there is sowing, go to the camera and look at the evenness of sowing, approximate depth, etc. Or, for example, when fertilizers are scattered, see how equally, qualitatively this thing is done. Or, for example, by navigation it is clear that the equipment has stopped, the driver says on the phone that there is a breakdown, but in fact he is sleeping or draining fuel. Etc. etc.
On one of the forums, a person said that he was implementing something similar on "on DVB T at 6 km on moving objects." What and how he does not specify. All I found about it is television. Maybe there is another way of communication, which is called DVB T?
A bad option, of course, but:
- take ubiquiti, make a mesh network (it seems to be called that);
- in this network already and drive traffic.
Their antennas are directional, good distances can be penetrated
As for the communication channel - only mobile networks without options. Wi-Fi in your case will require huge investments in equipment and towers. You will most likely have to settle for low resolution or very low frame rates.
As for equipment, it depends on your budget. You can use special NVR. You can look at options like Synology EDS14 and suitable IP cameras from almost any manufacturer.
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