(Image: https://media.istockphoto.com/id/2011612798/vector/step-counter-fitness-tracker-app-design-walk-flat-health-fit-activity-vector-smart-phone.jpg?s=612x612&w=0&k=20&c=QiqRU3kEUtjvhw63bOlEAcFxklUW3dZr3Ww3T3bMtbA=)Since I'm at all times in a seek for a new challenge and a really good mission I have decided this time to construct in python programming language my own GPS monitoring server. Server should receive connections from GPS gadgets (each protocols TCP and UDP needs to be supported). Server should settle for GPS data, proccess the data and than load that information in real time to the viewable map. This is the end result and description of my mission. Picture: Flowchart logic: receiving, iTagPro geofencing analyzing and inputing information to the database. To activate the GPS system it's essential insert SIM card with GPRS capability inside the GPS system. Than I took my GPS machine and connected it to power since I do not know the way lengthy battery on GPS device can hold (I made my very own adapter). Next step was to setup the GPS device (password, IP, PORT, APN, TCP or UDP) by sending the SMS messages to SIM card inside the GPS gadget (to unhealthy there was no port for serial connection available).
Last step was to activate the GPRS functionality. After activating the GPS machine, machine was in a position to ship data over the internet to my take a look at server by way of GPRS. Remark: Data despatched by nearly any GPS machine could be despatched utilizing TCP and iTagPro technology UDP protocol. TCP connection has sligthly larger overhead than the UDP and reqiures a bit bit more bandwidth, but as a result this connection has great reliability during the information switch. As I stated, data may be sent over UDP protocol as well. UDP does not require any handshakes to establish the connection nor overheads to maintain the connection. Since it's conenctionless type of knowledge switch. Meaning, iTagPro geofencing the integrity of the transfered knowledge could also be endangered. I needed to code TCP/UDP server which should hear for ItagPro incoming connections on the particular mixtures of IP:PORT. I used port forwarding for that and it labored like a charm. Server was runnimg and TCP request for connection came through immediately, connection was established with the GPS system over the prefered protocol (TCP).
GPS system started sending the data, TCP server acquired it (I used regex for iTagPro website data extraction, image bellow). After the data extraction, checking was achieved to test whether it is allowed device by reading the IMEI value of the machine and iTagPro geofencing evaluating it to the record of the allowed gadgets. If gadget is allowed knowledge is distributed to the Django utility (or to database, this I coded after the testing part). If data is valid database is up to date with new data like: iTagPro geofencing IMEI of the system. 1 second). But, reason why I love that is that you would be able to create many parallel TCP proccesses (TCP servers if you will) with different PORT numbers. On the image bellow you can see older model which wasn't utilizing uvloop and asyncio and was in a position to maintain single server occasion on port 8000. Server was capable of work with only one TCP occasion. New server is ready to listen on a number of PORTs for different GPS distributors which makes simple to recieve, decode and skim knowledge from any variety of GPS devices. Decoded information, after were validated are saved to database or file. After that, knowledge can be utilized inside the Django (geo)application that I created particularly for this goal. That is the map (first version) I received after the information was loaded to the google map. Usage! I can use my app free of charge and monitor any device as long as I decode it's message. There are not any any fees for me anymore. Next thing to do will be route mapping.
The results obtained in laboratory tests, utilizing scintillator bars read by silicon photomultipliers are reported. The present method is step one for designing a precision tracking system to be placed inside a free magnetized quantity for iTagPro geofencing the charge identification of low energy crossing particles. The devised system is demonstrated ready to offer a spatial resolution higher than 2 mm. Scintillators, Photon Solid State detector, particle monitoring units. Among the planned activities was the development of a gentle spectrometer seated in a 20-30 m3 magnetized air volume, the Air Core Magnet (ACM). The entire design should be optimised for the determination of the momentum and cost of muons in the 0.5 - 5 GeV/c range (the mis-identification is required to be less than 3% at 0.5 GeV/c). 1.5 mm is required inside the magnetized air quantity. On this paper we report the results obtained with a small array of triangular scintillator bars coupled to silicon photomultiplier (SiPM) with wavelength shifter (WLS) fibers.
This bar profile is here demonstrated in a position to provide the mandatory spatial decision in reconstructing the position of the crossing particle by profiting of the cost-sharing between adjoining bars readout in analog mode. SiPMs are glorious candidates in replacing commonplace photomultipliers in lots of experimental situations. Tests have been carried out with laser beam pulses and radioactive supply in an effort to characterize the scintillator geofencing alert tool bar response and SiPM behaviour. Here we briefly current the observed behaviour of the SiPM used in our exams relating to the principle sources of noise and the impact of temperature on its response and iTagPro smart tracker linearity. Several fashions and packaging have been thought-about. The primary source of noise which limits the SiPM’s single photon resolution is the “dark current” rate. It is originated by cost carriers thermally created in the sensitive quantity and current in the conduction band iTagPro geofencing and therefore it will depend on the temperature. The dependence of the darkish current single pixel rate as a function of the temperature has been investigated utilizing Peltier cells so as to alter and keep the temperature controlled. (Image: http://www.publicdomainpictures.net/pictures/180000/velka/old-man-face-3.jpg)
