Suggestion of equipment » History » Version 7

AUGER, Anne sophie, 03/23/2015 11:40 PM

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h1. Suggestion of equipment
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Regarding of the discussion we had with Mr PIZZOL (at a late stage of the project), the methodology leading to a frequency allocation is the following :
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# define system characteristics: EIRP, bandwidth, modulation
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# find equipment adapted to the system requirements 
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# find in the TNRBF frequency bands corresponding to the equipment operation range
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As we said before, the aircraft antenna is not considered in our project, though we know its constraints: this study has to be performed by RF experts, with the relevant interference study.
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However, we can propose some ground antennas that fullfil the application mission statement.
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* Antenne TP-LINK TL-ANT2424B - directive, 24 dBi gain:
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p=. !antenne1.png!
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p=. !tplink.gif!
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bq. 
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| *Type* | Directive |
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| *Gain* | 24 dBi |
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| *Frequency* | 2,4 GHz |
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| *Range* | 54 km at 1 Mbps |
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| *Price* | 72€ |
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* Modulator/Demodulator : 
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SMP is a company based in Toulouse, specialized in the manufacturing of TM/TC and data transmission equipment.
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The main advantage is that they can provide "turnkey" modems: the modem is directly tuned to the wanted modulation. 
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http://www.smpfrance.com:8080/files/smp/fiches_produits_acces_libre/spacelink/Segment-001-de-SPS-0003-Spacelink-LDRM.1.pdf
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p=. !Modem.png!
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p=. !smp.jpg!