#443 – An Interview with JP Norair

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Welcome JP Norair of Haystack Technologies!

• Chris knows JP from the Consulting Forum. Want to join us? Apply here
  • 0h 0m 40s
• LoRa
  • 0h 1m 49s
• Chirp Spread Spectrum
  • 0h 1m 53s
• LoRaWAN
  • 0h 3m 16s
• The standard initially came from IBM
  • 0h 3m 23s
• Formed the LoRa alliance
  • 0h 3m 34s
• Comcast strategy shifting
  • 0h 4m 9s
• Sigfox was a competitor
  • 0h 4m 55s
• Senet
  • 0h 6m 53s
• Campus deployments
  • 0h 8m 44s
• Moving data on LoRaWAN
  • 0h 9m 25s
• Was probably meant for meter reading
  • 0h 10m 17s
• Haystack
  • 0h 11m 30s
• DASH7
  • 0h 11m 35s
• Savi
  • 0h 11m 58s
• Asset tracking on a global scale
  • 0h 12m 49s
• Exposed to technology standardization
  • 0h 15m 43s
• iso18000-7
  • 0h 15m 59s
• People who are contacting are using LoRaWAN and it hasn’t worked
  • 0h 20m 11s
• QOS means there are packets that are received correctly
  • 0h 21m 21s
• LPWAN is not that mature
  • 0h 22m 58s
• Borrowing from space based telemetry
  • 0h 23m 6s
• Claude Shannon – Information theory
  • 0h 24m 15s
• There is built in error correction in the LoRa hardware
  • 0h 27m 43s
• Matt Knight episode from ToorCamp
  • 0h 27m 55s
• Alphabet soup of standards
  • 0h 32m 26s
• One of them specifies a convolutional code
  • 0h 32m 35s
• Soft decision
  • 0h 33m 39s
• Proprietary stuff sweetens the deal
  • 0h 35m 56s
• LDPC error correction
  • 0h 36m 9s
• Startups are willing to take a risk
  • 0h 40m 25s
• Bigger companies are worried about failing
  • 0h 40m 33s
• Working with startups
  • 0h 41m 52s
• Larger businesses are willing to pay for time and materials
  • 0h 42m 1s
• Payment on milestones
  • 0h 42m 34s
• Selling hardware allows you to put cost into it
  • 0h 44m 3s
• Mobile vs fixed
  • 0h 45m 22s
• Link budget
  • 0h 49m 7s
• ITU region 2
  • 0h 49m 50s
• RSSI
  • 0h 51m 41s
• Fresnel zone
  • 0h 55m 33s
• SolPad
  • 0h 58m 33s
• Have to be ready to bounce between full time and consulting
  • 0h 58m 50s
• Not a solar company
  • 0h 59m 36s
• Battery backed storage and conversion solutions
  • 0h 59m 40s
• John from Cree
  • 1h 1m 24s
• Doing GaN inverters
  • 1h 1m 28s
• Smaller inductors
  • 1h 2m 9s
• Roof mounted inverters and batteries
  • 1h 3m 15s
• Shahriar talking RF
  • 1h 7m 13s
• Trying to broaden expertise
  • 1h 7m 18s
• Dash7 over a wire
  • 1h 9m 6s
• RS485
  • 1h 9m 33s
• Sometimes wireless feels like it’s actually more reliable than something like RS485
  • 1h 12m 8s
• JP has a person site called Indigresso
  • 1h 19m 3s
• Using MATLAB to simulate antennas
  • 1h 20m 28s
• Johanson antennas
  • 1h 23m 1s
• Making a different frequency antenna by adding extra wire
  • 1h 24m 11s
• Start with a higher freq chip antenna and modify it downward
  • 1h 24m 25s