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Design

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Wireless Protocols

We should consider to a combination of options to ensure a stable connection during ASC and FSGP

ProtocolRange/Coverage
Data Rate
TheoreticalMeasured
Wi-Fi

100 m (typical)

3-5 km (long-range & omnidirectional)

Direct line-of-sight to the router

> 36.1 Mbps
LoRa

10 km

Better non-line-of-sight performance due to a lower frequency of 915 MHz than 2.4 GHz

< 27 kbpsLTE/LTE-M

Pi 3+:

54.6 Mbps (Upload)

42.1 Mbps (Download)

LTE

Verizon has LTE coverage over the FSGP track and most of the roads along the ASC route

Direct line-of-sight to the tower

< 300

> 2 Mbps (Upload)

> 5 Mbps (Download)

SIM7600X:

> 0.68 Mbps (Upload)

> 6.27 Mbps (Download)

GSM

Carriers are deprecating 2G in favour of 4G.

Direct line-of-sight to the tower.

20 ~ 50 kbps
CAN
= 500 kps

LTE Coverage

LocationLTE Coverage
Heartland Motorsports ParkAll carriers
Topeka - Kansas CityAll carriers
Stage 1Verizon and AT&T
Stage 2

Verizon: 90%; poor reception around Whiskey Park

Stage 3 Verizon: 90%
Stage 4All carriers

Follow-up Car

This will have a web-app on someones laptop that will be able to view and log all the important data about the car's performance.

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