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IoT and Edge Computing for Architects

You're reading from   IoT and Edge Computing for Architects Implementing edge and IoT systems from sensors to clouds with communication systems, analytics, and security

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Product type Paperback
Published in Mar 2020
Publisher Packt
ISBN-13 9781839214806
Length 632 pages
Edition 2nd Edition
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Author (1):
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Perry Lea Perry Lea
Author Profile Icon Perry Lea
Perry Lea
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Table of Contents (17) Chapters Close

Preface 1. IoT and Edge Computing Definition and Use Cases 2. IoT Architecture and Core IoT Modules FREE CHAPTER 3. Sensors, Endpoints, and Power Systems 4. Communications and Information Theory 5. Non-IP Based WPAN 6. IP-Based WPAN and WLAN 7. Long-Range Communication Systems and Protocols (WAN) 8. Edge Computing 9. Edge Routing and Networking 10. Edge to Cloud Protocols 11. Cloud and Fog Topologies 12. Data Analytics and Machine Learning in the Cloud and Edge 13. IoT and Edge Security 14. Consortiums and Communities 15. Other Books You May Enjoy
16. Index

IEEE 802.11 protocols and WLAN

One of the first adopters of the ISM bands that the FCC freed for unlicensed use was the IEEE 802.11 technology. The IEEE 802.11 is a suite of protocols with a rich history and different use cases. 802.11 is the specification defining the Media Access Control (MAC) and physical layer (PHY) of a networking stack. The definition and specifications are governed by the IEEE LAN/MAN Standards Committee. Wi-Fi is the definition of WLAN based on the IEEE802.11 standards but maintained and governed by the nonprofit Wi-Fi Alliance.

802.11 owes its creation to NCR in 1991, which first developed the wireless protocol as a means of networking cash registers. It wasn't until 1999 when the Wi-Fi Alliance was formed that the technology became ubiquitous and pervasive in the burgeoning PC and notebook market. The original protocol is vastly different than modern 802.11 b/g/n/ac protocols. It only supported a 2 Mbps data rate with forward error correction...

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