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LPWAN Cost Webinar

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A webinar discussing the costs associated with building an internet of things solution with various LPWAN technologies: LTE-M, NB-IOT, Ingenu, Sigfox, and more. Bluetooth Low Energy (BLE) solutions are also considered.

Published in: Engineering

LPWAN Cost Webinar

  1. 1. Cost of Building With LPWAN Technologies 7/6/17 Thanks for joining: We will begin at 2 minutes past 12PM EDT, to allow everyone time to join.
  2. 2. Cost of Building With LPWAN Technologies 7/6/17
  3. 3. Agenda • Elements of Cost • Network and Wireless Technology Options • Use Case Examples: • Asset Tracking with GPS • Asset Tracking with Bluetooth • Meter Reading • Smart Building (Thermostat)
  4. 4. Before we begin… This webinar is about how to think about cost. We are not making firm claims about actual costs. Just notional ones. Use the thinking and methods presented here to build your own models.
  5. 5. Have a question or comment? Live Chat Question not answered? forum.link-labs.com
  6. 6. Who is Link Labs? • IoT Technology Company – based in Maryland, USA • Build and integrate complex industrial and enterprise IoT systems. • Focused on location: www.AirFinder.com • LTE Cat-M1, Symphony Link (LoRa), and Bluetooth Low Energy • Interested in how we can help? webinar@link-labs.com
  7. 7. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification
  8. 8. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  Electrical Schematic  PCB Layout  Modular vs. ”Chip-Down”  Multiple “Spins”  Form Factor Considerations  Antenna Selection  Component Selection  DFM and DFT Engineering Outsourcing: $10 - 30,000 USD Prototype Spin: $100-200 / each
  9. 9. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  Look and Feel  IP Rating  Shock and Vibration  Heat Management  Connections  Batteries  Antennas Engineering Outsourcing: $20 – 100K USD Mold Development: $5– 20K USD
  10. 10. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  Linux vs. RTOS vs. Bare  Kernel Development  Boot Loader  Flash Variables  Firmware Updates  Test Modes  Debug Modes  Logging Engineering Outsourcing: $10 – 100K+ USD
  11. 11. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  Platform vs. DIY  Cloud Hosting  IAAS  Frameworks  Scalability  Requirements Management  MVP Engineering Outsourcing: $10 – 100K+ USD
  12. 12. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  Supply Chain  Sourcing  Assembly
  13. 13. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  EMI  Usability  Unit Testing  Edge Cases
  14. 14. Elements of Cost • Development Costs • Hardware Design and Prototyping • Industrial Design and Mechanical Engineering • Firmware Development • Software / Application Development • Design for Manufacturing • Testing • Certification  FCC / IC  ETSI  UL  Carrier $3,000 - $100,000+
  15. 15. Elements of Cost • Manufacturing Costs • Contract Manufacturing • Lead Times / EOL • Unit Testing • Boxing and Shipping • Warehousing • Distribution
  16. 16. Elements of Cost • Operational Costs • Demos and Pilots • Installations • Support and Troubleshooting • Returns and Repairs • Connectivity Costs
  17. 17. Connectivity Options • 3 Options • Customer Supplied (Wi-Fi, Bluetooth) • Vendor Managed LPWAN (LoRaWAN, Symphony Link) • Network Operator LPWAN (LTE-M, NB-IOT, Sigfox, Ingenu, LoRaWAN)
  18. 18. Customer Supplied Connectivity • Bluetooth • Wi-Fi • Provisioning Problems • Security Concerns Sensor Phone Application BLE Wi-Fi LTE
  19. 19. How much data? • Typical Sensor Messages are 10-200 bytes • HTTP TCP Session adds ~900 bytes • 1KB per message • How to reduce overhead?
  20. 20. Technology Snapshot LTE Cat-M1 • What is this? • 1.4 MHz Frontend (vs. 20 MHz) + 1 Antenna • 1 Mbps Half-Duplex Less Expensive Chipset Power Saving Mode (PSM) Extended Discontinuous Reception (eDRx)
  21. 21. Link Labs LTE-M • Built in Power Control • Data Consumption Control • Simple UART API
  22. 22. LTE Cat-M1 Cost and Coverage
  23. 23. Technology Snapshot NB-IOT • How is this different? • Cat- NB1 • 200 kHz • Max 144 kbps uplink • Half Duplex • Chipsets could be slightly less than LTE-M1 • Trials in EU and China
  24. 24. Technology Snapshot SIGFOX • Narrowband psuedo-DBPSK (MSK) • Hundreds of Uplink Channels • Completely Asynchronous • Transmit 3 times and hope • Limited Downlink • Uses “Stock” UHF RF Chips • Limited US Coverage
  25. 25. Technology Snapshot LoRaWANTM • Based on LoRa PHY Technology • Asynchronous Uplink • “Dumb” Gateway, “Smart” Cloud • Hybrid Business Model – Carrier + DIY The LoRa® name, LoRa® logo and LoRaWAN™ are trademarks of Semtech Corporation or its subsidiaries in the U.S. and/or other countries.
  26. 26. LoRaWAN Networks
  27. 27. LoRaWAN Collisions Source: https://sites.google.com/a/wesdec.be/mweyn/lpwan Source: https://www.researchgate.net/publication/307965130_A_Study_of_LoRa_Long _Range_Low_Power_Networks_for_the_Internet_of_Things
  28. 28. Ingenu • 2.4 GHz CDMA Technology • Deployed in some parts of US • Good LPWAN Features • Limited supply of modules • Legacy Technology • Corporate / Company Risk
  29. 29. Technology Snapshot Symphony Link • Uses LoRa Hardware • Different Protocol Stack • Synchronous / Slotted • Quality of Service • 100% Acknowledgements • Repeaters • Firmware-over-the-air • Multicast/Control • Auto-provisioning • No cloud needed
  30. 30. Cost to Connect Module Connectivity Infrastructure LTE-M $10-15 $3-5 / mo for 1MB NB-IOT $7-12 <$1 /mo for 100kb Sigfox $5-10 <$1 / mo Ingenu $10-15 ? LoRaWAN Public $9-12 $1-2 / mo LoRaWAN Private $9-12 $0.25 / mo $500 Symphony Link $15 $0.25 / mo $500
  31. 31. Use Cases • Asset Tracking with GPS • Asset Monitoring with Bluetooth • Meter Reading • Smart Building • Consumer Monitor Device
  32. 32. Asset Tracking with GPS • Hardware (@10K): Battery $5 Case $5 MCU $1.50 GPS System $6 PCB/Misc $5 Assembly $4 Packaging $3.5 ------------ $30.00 (No Radio) • Total costs with radio: LTE-M $45.00 NB-IOT $42.00 Sigfox $40.00 LoRaWAN $42.00 • Connectivity (3 year): Assume 1 positon per 15 minutes LTE-M $144 NB-IOT $200 Sigfox $36 (Too many xmit) LoRaWAN $36 (Too many xmit) • Development- $200K • Loaded cost per unit/ mo @ 3 years: LTE-M $5.80 NB-IOT $7.28 Sigfox $2.67 (Too many xmit) LoRaWAN $2.72 (Too many xmit) Note: Firmware, Control, Network
  33. 33. Asset Tracking with Bluetooth Location API Application LTE Cat-M1 Symphony Link
  34. 34. Asset Monitoring with Bluetooth + Symphony Link • 500 Sites • 100 Sensors per Site • 50,000 Sensors • $10 BLE Sensor Cost • $500 Gateway Cost • $15 / mo per Gateway • $200K Development • $0.68 / mo / sensor
  35. 35. Meter Reading • Hardware (@10K): Battery $5 Case $5 MCU $1.50 PCB/Misc $5 Assembly $4 Packaging $3.5 ------------ $24.00 (No Radio, no sensor) • Total costs with radio: LTE-M $39.00 NB-IOT $36.00 Sigfox $34.00 LoRaWAN $36.00 • Connectivity (3 year): Assume 1 Message per Day LTE-M $108 NB-IOT $27 Sigfox $36 LoRaWAN $36 • Development- $200K • Loaded cost per unit/ mo @ 3 years: LTE-M $4.64 NB-IOT $2.31 Sigfox $2.50 LoRaWAN $2.56 Note: Firmware, Control, Network
  36. 36. Smart Thermostat • Hardware (@10K): Case $5 Screen $7 MCU $1.50 PCB/Misc $5 Assembly $4 Packaging $3.5 ------------ $26.00 (No Radio) • Total costs with radio: LTE-M $41.00 NB-IOT $38.00 Sigfox $36.00 LoRaWAN $38.00 • Connectivity (3 year): Assume 1 Message per 15 min LTE-M $144 NB-IOT $200 Sigfox (Too many xmit) $36 LoRaWAN $36 • Development- $200K • Loaded cost per unit/ mo @ 3 years: LTE-M $5.69 NB-IOT $7.17 Sigfox $2.56 * LoRaWAN $2.61 * Note: Firmware, Control, Network
  37. 37. Conclusions • Module costs are <5% of loaded cost. • Data usage is largest variable cost. • Some networks are not available. • One-to-many architectures can save most $
  38. 38. Follow Up • webinar@link-labs.com • Forum.link-labs.com

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