'Frequency division' diaporamas de présentation

More on Cellular Telephony

More on Cellular Telephony LUCID Summer Workshop July 28, 2004 Overview of Last Time We introduced the cellular concept. Geographic area is broken into smaller cell. Cell phone users in each cell communicate with base station, which has a high antenna tower.

1.19k views • 80 slides

More on Cellular Telephony

More on Cellular Telephony. LUCID Summer Workshop July 28, 2004. Overview of Last Time. We introduced the cellular concept. Geographic area is broken into smaller cell. Cell phone users in each cell communicate with base station, which has a high antenna tower.

922 views • 80 slides

CSCI 3335: Computer Networks Chapter 5 Link Layer and LANs

CSCI 3335: Computer Networks Chapter 5 Link Layer and LANs. Vamsi Paruchuri University of Central Arkansas http://faculty.uca.edu/vparuchuri/3335.htm. Some of the material is adapted from J.F Kurose and K.W. Ross. Our goals: understand principles behind data link layer services:

845 views • 70 slides

Chapter Five

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Chapter Five

Chapter Five. Making Connections Efficient: Multiplexing and Compression. Introduction. Chapter Five - Making Connections Efficient: Multiplexing and Compression. Under the simplest conditions, a medium can carry only one signal at any moment in time

739 views • 58 slides

Signal Encoding Techniques

Signal Encoding Techniques. Chapter 6. Reasons for Choosing Encoding Techniques. Digital data, digital signal Equipment less complex and expensive than digital-to-analog modulation equipment Analog data, digital signal Permits use of modern digital transmission and switching equipment.

820 views • 43 slides

Signal Encoding Techniques

Signal Encoding Techniques. Chapter 6. Reasons for Choosing Encoding Techniques. Digital data, digital signal Equipment less complex and expensive than digital-to-analog modulation equipment Analog data, digital signal Permits use of modern digital transmission and switching equipment.

747 views • 43 slides

In the Name of God Computer Networks Chapter 2: The Physical Layer

In the Name of God Computer Networks Chapter 2: The Physical Layer. Dr. Shahriar Bijani Shahed University Feb. 2014. Main Reference: A . S. Tanenbaum and D. J. Wetherall , Computer Networks (5th Edition ), Pearson Education, the book slides, 2011. Outline.

1.01k views • 41 slides

Signaling and Switching

Signaling and Switching. Chapter 6. Objectives. In this chapter, you will learn to: Define modulation and explain its four basic versions Explain the different types of multiplexing techniques, their benefits, and hardware requirements

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How is information sent and received without wires

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Co-Channel Interference

1.48k views • 32 slides

Long Distance Connection and WAN

Lecture 6. Long Distance Connection and WAN. Digital Telephone, PCM and Nyquist Sampling Theorem DSU/CSU, T Line Series and OC line Series Local Loop DSL Technologies - ADSL, HDSL, SDSL, VDSL Cable Modem WAN and Packet Switch Switch Addressing and Routing Typical WANs

499 views • 27 slides

DiFX Performance Testing

DiFX Performance Testing. Chris Phillips eVLBI Project Scientist 25 June 2009. DiFX history. Developed by Adam Deller at Swinburne University of Technology (now NRAO) to replace LBA S2 correlator to allow disk based correlation Production correlator of the LBA (Australia) since 2007

431 views • 24 slides

Cellular Phone Systems

522 views • 16 slides

Embedded Signal Processing

Embedded Signal Processing. Prof. Brian L. Evans. http://www.ece.utexas.edu. November 21, 2003. Signals and Systems Pack Symbolic analysis of signals and systems in Mathematica By product of my PhD work On market since 1995 Ptolemy Classic Mixes models of computation Untimed dataflow

383 views • 16 slides

EENG 2710 Project

EENG 2710 Project. Synchronous Counters. Counters. Counter: A Sequential Circuit that counts pulses. Used for Event Counting, Frequency Division, Timing, and Control Operations. Synchronous Counters.

297 views • 16 slides

Partitioning of a Signal Detection Algorithm to a Heterogeneous Multicomputing Platform

Partitioning of a Signal Detection Algorithm to a Heterogeneous Multicomputing Platform. Michael Vinskus Mercury Computer Systems, Inc. High Performance Embedded Computing (HPEC) Conference September 23, 2003. System Description.

133 views • 13 slides

Virtualization for Support of Multiple Experiments on the ORBIT Radio Grid Testbed

Virtualization for Support of Multiple Experiments on the ORBIT Radio Grid Testbed. Ivan Seskar WINLAB, Rutgers University seskar@winlab.rutgers.edu. GRID Virtualization. Support concurrent experiments Support both short-term and long-term service experiments

217 views • 11 slides

IJETR

ER Publication, IJETR, IJMCTR, Journals, International Journals, High Impact Journals, Monthly Journal, Good quality Journals, Research, Research Papers, Research Article, Free Journals, Open access Journals, erpublication.org, Engineering Journal, Science Journals,

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Syllabus

Syllabus. Network functions and structures; message, circuit & packet switching; technology, regulation, standards and market forces Applications and Layered architectures; OSI reference model; the TCP/IP architecture

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