Radio and Medium Access Control. Learning Objectives. Understand important concepts about radio signals Understand radio properties of WSNs Understand schedule-based medium access protocols in WSNs Understand contention-based medium access protocols in WSNs Understand S-MAC, B-MAC, and X-MAC.
762 views • 65 slides
MAC Protocol for PAN. Medium Access Control (MAC ). Controlling when to send a packet and when to listen for a packet are perhaps the two most important operations in a wireless network Especially, idly waiting wastes huge amounts of energy
479 views • 46 slides
CMPE 80N Spring 2003 Week 5. Introduction to Networks and the Internet. Announcements. HTML tutorial today. MAC Protocols. Round-robin. Scheduled-access. Contention-based. MAC Protocols. Contention-based ALOHA and Slotted ALOHA. CSMA. CSMA/CD. Round-robin
531 views • 45 slides
Wireless & Mobile Networking: Multiple Radio Access. Azizol Bin Abdullah firstname.lastname@example.org (A2.04) Rujukan: Text Book Chapter 6. Chapter 6: Multiple Radio Access. Introduction Multiple Radio Access Protocols Contention-Based Protocols. Multiple Radio Access: Intro.
308 views • 11 slides
Ranging and Network-entry Related UL CTRL Channels. Random Access Channel (RACH): combines ranging and network-entry together Contention-based Carries MAC information including MS MAC Address, etc. Specific pilot pattern is defined to estimate channel as well as round-trip-delay
186 views • 5 slides
View Contention based PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Contention based PowerPoint presentations. You can view or download Contention based presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.