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Open Source Hardware for Smart City Fosdem 2019

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Open Source Hardware Tools for IoT and Smart City solutions

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Open Source Hardware for Smart City Fosdem 2019

  1. 1. Open Source Hardware for Smart City FOSDEM 2019 (C) 2019 OLIMEX Ltd, Released under CC BY-SA-3.0
  2. 2. Tsvetan Usunov, owner of OLIMEX Ltd. A company which deals with electronic design and electronic products production. All our products are designed and manufactured in Bulgaria. We produce Development boards, Programming tools, Linux computers and IoT solutions. Many of our products are with Open Source Hardware Licensee. $whoami
  3. 3. City which deploys lot of different sensors, which collect data and send it to remote computing platform via networking. The computing platform may implement different "smart" solutions and interact with other connected infrastructure. What is Smart City?
  4. 4. ✔ Utility metering: electricity, gas, water; ✔ Park management; ✔ Environmental monitoring: temperature, humidity, air pressure, CO2, dust particles, fires, flood, vibrations; ✔ Waste management ✔ Street lighting management ✔ Public transport monitoring ✔ Traffic monitoring, information displays Some smart city solutions
  5. 5. Traditional Networking ⊕ Easy installation ⊕ Low cost ⊕ Fast data transfer ⊕ No data transfer tax ⊖ Short range ⊖ Not Low Power ⊖ Pairing lattency
  6. 6. Traditional Networking ⊕ Easy installation ⊕ Low cost ⊕ Modest data transfer ⊕ No data transfer tax ⊕ Low Power ⊖ Short range ⊖ Pairing lattency
  7. 7. Traditional Networking ⊕ Fast data transfer ⊕ No data transfer tax ⊖ Not Low Power ⊖ Not always possible ⊖ Expensive installation
  8. 8. LPWAN LoRa ⊕ Easy installation ⊕ Licensee free freq ⊕ Low Cost ⊕ Low Power ⊕ Long Range ⊕ No data transfer tax ⊖ Slow data speed
  9. 9. LoRa details ✔ freq 433/868/915Mhz ✔ bw 125/250/500 kHz ✔ dr 292-5500 ✔ pld 51-222 ✔ enc 128 AES ✔ dist 1-2km urban 5 rural
  10. 10. LoRa details
  11. 11. LoRa maximum distance settings ✔ spread factor SF 12 ✔ bw 125 kHz ✔ coding rate cr 4/5 ✔ dr 292 ✔ payload 51 bytes ✔ time on air 2466 ms (2.4s)
  12. 12. LoRa maximum distance power budget ✔ SX1276 Tx current 40mA ✔ Lithium 3V AA 2.7Ah battery ✔ 2700*60*60 = 9720000 mAsec ✔ 9720000/(2.4*40)=101250 msg ✔ 101250 / (10 years * 365 days) ✔ up to 27 messages per day
  13. 13. LoRa limitations
  14. 14. LPWAN NB-IoT ⊕ Easy installation ⊕ Low Cost ⊕ Low Power ⊕ Long Range ⊖ Subscription ⊖ Slow data speed
  15. 15. NB-IoT details ✔ BC-66 Quectel ✔ multiband B1+B2+B3+B5+B8+B12+B13+B17 +B18+B19+B20+B25+B26+B28+B66 ✔ operating voltage 2.1-3.6V ✔ Coretex-M4 78Mhz 400K Flash 400K RAM ✔ data rate UL 30Kbps DL 30Kbps ✔ dist +20dB than GSM,up to 100 km ✔ up to 100K connections per cell
  16. 16. ✔ Once done easy to replicate ✔ Easy maintenance ✔ Shared expertise ✔ Easy customization ✔ Collaboration ✔ Better product ✔ OSHW always push prices low How smart city can benefits from OSHW?
  17. 17. OSHW solutions from
  18. 18. OSHW Wi-Fi solutions from € 10 € 18€ 22 € 26 € 18 € 34 € 29.50
  19. 19. OSHW Linux Computers from € 15-70
  20. 20. Cloud server with OSHW OLinuXino ⊕ Low cost ⊕ Low power ⊕ Industrial -45+85℃ ⊕ Robust design ⊕ GMAC, SATA, USB, HDMI, LCD, eMMC, GPIO, I2C, SPI, UART, CSI, MIPI, ADC, PWM ⊖ Humble Performance
  21. 21. OSHW LoRa solutions from € 5.50 € 6 € 15 € 20-35 € 24 € 20 € 200-300
  22. 22. LoRa antenna options +2.5dBi +2dBi +3dBi +6dBi € 4 € 5 € 6 € 50
  23. 23. Summary Smart City concept may bring countless benefits for it citizens. Open source technology use leads to fair prices, community expertise, easy replication and maintenance. There are already WiFi, LoRa and SBC industrial grade servers based on FOSS and OSHW solutions for infrastructure build. NB-IoT OSHW solutions will follow.
  24. 24. Questions? Follow us on:

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