'Channel efficiency' diaporamas de présentation

Computer Networks

Computer Networks. Medium Access Sublayer. Topics. Introduction Multiple Access Protocols IEEE 802 Standard Bridges Misc (brief) High-Speed LANs Satellite Networks. Introduction. Remember, two categories of networks point-to-point broadcast Key issue is who gets channel

1.03k views • 83 slides

Chapter 4. MAC Sublayer

Chapter 4. MAC Sublayer. ????? ???? ???. The Medium Access Sublayer. The medium access sublayer. The key issue is how to determine who gets to use the channel when there is competition

1.06k views • 67 slides

546 views • 40 slides

The Case for Transmit Only Communication

Presented by Rich Martin And many more, including Richard Howard, Yanyong Zhang, Giovanni Vannuci, Junichiro Fukuyama, Bernhard Firner, Robert Moore, Chenren Xu. The Case for Transmit Only Communication. The Opportunity.

403 views • 40 slides

Chapter 4: The Medium Access Sublayer

Chapter 4: The Medium Access Sublayer. CS 455/555. Topics to be covered. Introduction Channel Allocation problem Multiple Access Protocols IEEE Standard 802 for LANs Bridges High-speed LANs Satellite Networks. Introduction.

490 views • 35 slides

Chapter 4: The Medium Access Sublayer

Chapter 4: The Medium Access Sublayer. CS 455/555: Spring 2004. Topics to be covered. Introduction Channel Allocation problem Multiple Access Protocols IEEE Standard 802 for LANs Bridges High-speed LANs Satellite Networks. Introduction.

466 views • 35 slides

Computer Networks Performance Metrics

Computer Networks Performance Metrics. Performance Metrics Outline. Generic Performance Metrics Network performance Measures Components of Hop and End-to-End P acket Delay Other Performance Measures. Computer Networks. T. X. Z. W1. W2. Host L. W3. W. Y. AP. Host M. Host A. 2.

1.59k views • 30 slides

Mobile Communications Chapter 3 : Media Access

Mobile Communications Chapter 3 : Media Access. Motivation SDMA, FDMA, TDMA Aloha Reservation schemes. Collision avoidance, MACA Polling CDMA SAMA Comparison. Motivation. Can we apply media access methods from fixed networks? Example CSMA/CD

487 views • 26 slides

Efficient Secure Aggregation in VANETs

Efficient Secure Aggregation in VANETs. Maxim Raya, Adel Aziz, and Jean-Pierre Hubaux Laboratory for computer Communications and Applications (LCA) EPFL. Outline. Motivation Attacker model Secure group formation Secure aggregation mechanisms Simulation results Conclusion.

464 views • 23 slides

Chapter 4

423 views • 23 slides

Chapter 4

234 views • 23 slides

Switching Techniques

Switching Techniques. In large networks there might be multiple paths linking sender and receiver. Information may be switched as it travels through various communication channels. There are three typical switching techniques available for digital traffic. Circuit Switching

901 views • 18 slides

Switching Techniques

Switching Techniques. In large networks there might be multiple paths linking sender and receiver. Information may be switched as it travels through various communication channels. There are three typical switching techniques available for digital traffic. Circuit Switching

704 views • 18 slides

Behavioral Processes in Marketing Channels

Part 1: Marketing Channel Systems. Behavioral Processes in Marketing Channels. The marketing channel as a social system Behavioral processes How conflict emerges Causes of channel conflict Conflict and channel efficiency Managing channel conflict Power in the marketing channel

1.78k views • 0 slides