'Modulation scheme' presentation slideshows

Lecture 8: Digital Modulation II

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Lecture 8: Digital Modulation II

767 views • 62 slides

Lecture 8: Digital Modulation II

856 views • 62 slides

Greg Davis Chris Johnson Scott Hambleton Jon Holton Chris Monfredo

P14251 Underwater Acoustic Communication. Greg Davis Chris Johnson Scott Hambleton Jon Holton Chris Monfredo. 10/29/13. Rochester Institute of Technology. 1. Underwater Acoustic Communication. Agenda Brief Review of Project Subsystems Analysis: CE Software Subsystems

745 views • 56 slides

BLUETOOTH TECHNOLOGY INITIAL RESEARCH

BLUETOOTH TECHNOLOGY INITIAL RESEARCH. Instructor: Professor Ivan S tudent: Chang Li 7067014 Email: cli023@uottawa.ca. Contents. Introduction History and Version Bluetooth vs Other wireless technologies Bluetooth Architecture Connection Establishment States Bluetooth Protocol Stack

644 views • 39 slides

IEEE 802.11 Wireless LAN Standard

IEEE 802.11 Wireless LAN Standard. Chapter 14. IEEE 802 Protocol Layers. Protocol Architecture. Functions of physical layer: Encoding/decoding of signals Preamble generation/removal (for synchronization) Bit transmission/reception Includes specification of the transmission medium.

1.06k views • 33 slides

Pass band data transmission

Pass band data transmission. In digital pass band data transmission the transmitted data bits are modulated onto a carrier There are three basic signaling schemes used in pass band these are Amplitude shift keying (ASK), the data bits modulates the amplitude of the carrier.

2k views • 32 slides

Resource A llocation in Multiuser OFDM Systems

Resource A llocation in Multiuser OFDM Systems. Presented by Wong Wang Kit Nov . 7 th , 2013. OUTLINE. Introduction to Multiuser OFDM Fix and Dynamic A llocation MAO: Adaptive Subcarrier, Bit and Power Allocation Performance Gain Conclusion. Introduction to Multi-user OFDM.

391 views • 24 slides

Friendly CryptoJam: A Mechanism for Securing Physical-Layer Attributes

Friendly CryptoJam: A Mechanism for Securing Physical-Layer Attributes. Hanif Rahbari and Marwan Krunz Department of Electrical and Computer Engineering University of Arizona ACM WiSec 2014. Motivation. Even when encrypted, wireless transmissions reveal information

409 views • 23 slides

PERFORMANCE ANALYSIS OF FREE SPACE OPTICAL (FSO) COMMUNICATION USING DIFFERENT CODING SCHEMES

PERFORMANCE ANALYSIS OF FREE SPACE OPTICAL (FSO) COMMUNICATION USING DIFFERENT CODING SCHEMES. Performed by : Nidhi Gupta, 63/EC/07 Rupinder Singh, 83/EC/07 Siddi Jai Prakash , 101/EC/07 Electronics and Communication Division Netaji Subhas Institute of Technology, Delhi.

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Digital Communications ( ??? ?? )

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Performed by Bezsmertna D.V. Supervisor prof . Grekhov A.M

360 views • 19 slides

Slide 1

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Quadrature Amplitude Modulation

Quadrature Amplitude Modulation. Forrest Sedgwick UC Berkeley EECS Dept. EE290F October 2003. Analog vs Digital. Information Theory vs Signal Analysis Discrete Levels vs Analogous Representation Sacrifice arbitrarily precise representation of signal

343 views • 17 slides

System constraints Average and peak energy Quality of Service (QoS): Maximum delay

The Problem: Optimized Management of Resources. Inadequate conventional routers Battery-powered wireless nodes Need to take into account for the nature of time-varying wireless channels. System constraints Average and peak energy Quality of Service (QoS): Maximum delay

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Global BWA Activities in ITU-R

GSC10_GRSC3_02. Agenda Item: 5.3. Global BWA Activities in ITU-R. International Telecommunication Union. F. Leite, Deputy-Director, ITU-BR. ITU-R studies on BWA. Systems beyond IMT-2000. Systems beyond IMT-2000 will encompass the capabilities of previous systems.

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Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [PHY Proposal] Date Submitted: [July 2004] Source: [Jon Adams] Company: [Freescale Semiconductor] Address: [2100 East Elliot Road, Tempe, Arizona, 85284, USA]

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Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Resolutions to MR-FSK Comments on filtered FSK] Date Submitted: [November 2010 ] Source: [Steve Shearer, Cristina Sei bert] Company [Silver Spring Networks]

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Wireless sensor networks looking to Zigbee Alliance

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Team 2: Hoard Robotics

190 views • 5 slides