'Modulation rate' diaporamas de présentation

Vehicular Network Applications

Vehicular Network Applications. VoIP Web Email Cab scheduling Congestion detection Vehicle platooning Road hazard warning Collision alert Stoplight assistant. Toll collection Deceleration warning Emergency vehicle warning Border clearance Traction updates Flat tire warning

769 views • 60 slides

Chapter 4 Digital Transmission

Chapter 4 Digital Transmission. Data Analog: Continuous value data (sound, light, temperature) Digital: Discrete value (text, integers, symbols) Signal Analog: Continuously varying electromagnetic wave Digital: Series of voltage pulses (square wave). Components of Data Communication.

955 views • 59 slides

Data and Computer Communications

Data and Computer Communications. Tenth Edition by William Stallings. Chapter 5. Signal Encoding Techniques.

697 views • 55 slides

Data and Computer Communications

741 views • 52 slides

Data and Computer Communications

511 views • 51 slides

Temporal resolution

Temporal resolution. The ability to follow rapid changes in a sound over time. The bottom line. People manage to maintain good temporal resolution without compromising sensitivity by using intelligent processing.

646 views • 50 slides

Physical Layer (Part 2) Data Encoding Techniques

Advanced Computer Networks D 12. Physical Layer (Part 2) Data Encoding Techniques. Interpreting Signals. DCC 9 th Ed. Stallings. Data Encoding Techniques. Digital Data, Analog Signals [ modem ] Digital Data, Digital Signals [ wired LAN ] Analog Data, Digital Signals [ codec ]

541 views • 46 slides

Throughput Improvement in 802.11 WLANs using Collision Probability Estimates

Throughput Improvement in 802.11 WLANs using Collision Probability Estimates. Avideh Zakhor E. Haghani , M. Krishnan, M. Christine, S. Ng Department of Electrical Engineering and Computer Sciences U.C. Berkeley October 2010. Outline. Background Type of loss in wireless networks

477 views • 38 slides

668 views • 36 slides

Urban Mesh Networks and Protocol Behavior under Diverse Operating Conditions

Urban Mesh Networks and Protocol Behavior under Diverse Operating Conditions. Ed Knightly Rice University http://www.ece.rice.edu/~knightly. Joint work with Joseph Camp, Omer Gurewitz, Vincenzo Mancuso, Jingpu Shi. Experimental Context: Large-Scale Multi-hop Networks.

450 views • 31 slides

Wireless Telecommunications Bureau (WTB) Licensing System Overview

Wireless Telecommunications Bureau (WTB) Licensing System Overview. May 19, 2015. WTB Systems. Primary Responsibility Universal Licensing System Antenna Structure Registration System TCNS/Section 106 Spectrum Dashboard. Support Responsibility CORES Pay Fees Genesis.

318 views • 30 slides

ACM MobiCom 2008 Joseph Camp and Ed Knightly

Modulation Rate Adaptation in Urban and Vehicular Environments: Cross Layer Implementation and Experimental Evaluation. ACM MobiCom 2008 Joseph Camp and Ed Knightly. All figures taken from the paper. Premise of the Paper. Rate adaptation techniques are used in to-days networks.

349 views • 28 slides

Scanned-Spot-Array Optical Lithography

Scanned-Spot-Array Optical Lithography. A Strategy for Bridging the NGL Technology Gap. Scanned-Spot-Array Optical Lithography.

347 views • 16 slides

Digital Selective Calling (DSC)

Digital Selective Calling (DSC).

373 views • 11 slides