'Cognitive radios' presentation slideshows

Cognitive Radio and Public Safety Communications

Cognitive Radio and Public Safety Communications. Charles W. Bostian Virginia Tech August 8, 2006. Topics. Basic Concepts of Cognitive Radio (CR) and its relationship to Software Defined Radio (SDR) Cognitive Radio Applications Implementing Cognitive Radios The Big Picture

1.5k views • 83 slides

Implementing Cognitive Radio

Implementing Cognitive Radio. How does a radio become cognitive?. Presentation Overview. Architectural Approaches Observing the Environment Autonomous Sensing Collaborative Sensing Radio Environment Maps and Observation Databases Recognizing Patterns Neural Nets Hidden Markov Models

1.09k views • 76 slides

EE360: Multiuser Wireless Systems and Networks Lecture 6 Outline

EE360: Multiuser Wireless Systems and Networks Lecture 6 Outline. Announcements Student presentation schedule circulated Project proposals due today Makeup lecture for 2/10 (Friday 2/7 or 2/21, time TBD ) Makeup lecture for 3/5 needed Multiuser Detection in cellular

774 views • 57 slides

Cognitive Radio

Cognitive Radio. Jeff Reed reedjh@vt.edu reedjh@crtwireless.com (540) 231 2972 James Neel James.neel@crtwireless.com (540) 230-6012 www.crtwireless.com General Dynamics April 9, 2007. Jeffrey H. Reed. Director, Wireless @ Virginia Tech

1.74k views • 49 slides

System Integration

Yves LaCerte Rockwell Collins ylacerte@rockwellcollins.com (952) 826-0080. Cognitive Radio. System Integration. System Integration. What is System Integration?. Integration is Hard. Cognitive Radio.

680 views • 44 slides

EE360: Multiuser Wireless Systems and Networks Lecture 1 Outline

EE360: Multiuser Wireless Systems and Networks Lecture 1 Outline. Course Details Course Syllabus Course Overview Future Wireless Networks Multiuser Channels (Broadcast/MAC Channels) Spectral Reuse and Interference Cellular Systems Ad-Hoc Networks Cognitive Radio Paradigms

602 views • 42 slides

Architecture For Cognitive Radios

Architecture For Cognitive Radios. Dirk Grunwald Department of Computer Science Department of Electrical and Computer Engineering University of Colorado at Boulder. Outline. Software & Cognitive Radios What are they? Why might we care Alternative Architectures & Implementation Challenges.

508 views • 31 slides

Reliable Multimedia Transmission over Cognitive Radio Networks Using Fountain Codes

Reliable Multimedia Transmission over Cognitive Radio Networks Using Fountain Codes. Harikeshwar Kushwaha , Student Member IEEE, Yiping Xing, Student Member IEEE, Rajarathnam Chandramouli , Senior Member IEEE, and Harry Heffes , Fellow IEEE.

429 views • 28 slides

WCA White Space update October 2011 Peter Ecclesine, petere@cisco Document: 18-11/89r0

WCA White Space update October 2011 Peter Ecclesine, petere@cisco.com Document: 18-11/89r0. Agenda. White Space topics Dynamic Spectrum Access US FCC and OFCOM TVWS TVWS in Other Countries Technologies and Markets Spectrum Politics IEEE 802.11af Operation in TV White Spaces

411 views • 27 slides

EE360: Lecture 13 Outline Cognitive Radios and their Capacity

EE360: Lecture 13 Outline Cognitive Radios and their Capacity. Announcements March 5 lecture moved to March 7, 12-1:15pm, Packard 364 Poster session scheduling (90 min): T 3/11 : 12pm or 4pm; W 3/12 : 4:30pm, F 3/14 12pm or 5pm. Overlay cognitive radios

382 views • 26 slides

Cognitive Radio

Cognitive Radio. Cognitive radio. A 'cognitive radio' is an intelligent radio that can be programmed and configured dynamically. Cognitive radio - Description.

276 views • 26 slides

Breaking Spectrum Gridlock through Cognitive and Cooperative Radios

Breaking Spectrum Gridlock through Cognitive and Cooperative Radios. Andrea Goldsmith Stanford University Quantenna Communications, Inc. MSR Cognitive Wireless Networking Summit June 5-6, 2008. Future Wireless Networks. ce. Killer Apps: Ubiquitous video in the home

396 views • 25 slides

A FREQUENCY HOPPING SPREAD SPECTRUM TRANSMISSION SCHEME FOR UNCOORDINATED COGNITIVE RADIOS

A FREQUENCY HOPPING SPREAD SPECTRUM TRANSMISSION SCHEME FOR UNCOORDINATED COGNITIVE RADIOS. Xiaohua (Edward) Li and Juite Hwu Department of Electrical and Computer Engineering State University of New York at Binghamton {xli, jhuw1}@binghamton.edu http://ucesp.ws.binghamton.edu/~xli. Contents.

371 views • 22 slides

Conclusions

Conclusions. Jeff Reed James Neel General Dynamics C4 April 9, 2007. Trends. Upcoming and currently occurring trends related to cognitive radio. Increasing Availability of Network Information Databases. Databases becoming available 802.11k RRM 802.11v Network management

360 views • 19 slides

Oblivious Equilibrium for Stochastic Games with Concave Utility

Oblivious Equilibrium for Stochastic Games with Concave Utility. Sachin Adlakha, Ramesh Johari, Gabriel Weintraub and Andrea Goldsmith DARPA ITMANET Meeting March 5-6, 2009. ACHIEVEMENT DESCRIPTION. STATUS QUO. IMPACT. State of device i. State of other devices. Action of device i.

246 views • 12 slides

Spectrum Policy and Technology

Spectrum Policy and Technology. Spectrum Access and the Promise of Cognitive Radio Technology. Spectrum Policy and Cognitive Radios. Spectrum Policy Task Force recognized the changes in technology and the profound impact that would have to spectrum policy

209 views • 11 slides

129 views • 4 slides

IEEE COMMUNICATIONS SOCIETY Technical Subcommittee on Cognitive Networks (TCCN)

IEEE COMMUNICATIONS SOCIETY Technical Subcommittee on Cognitive Networks (TCCN). Nov. 28, 2007 12:15pm-2:00pm IEEE GLOBECOM. Wireless Comm. Symp. Symposium Co-Chairs: Andy Molisch, MERL, USA Maria Luisa Merani, University of Modena and Reggio Emilia, ITALY

120 views • 4 slides

IEEE COMMUNICATIONS SOCIETY Technical Subcommittee on Cognitive Networks (TCCN)

IEEE COMMUNICATIONS SOCIETY Technical Subcommittee on Cognitive Networks (TCCN). Nov. 28, 2007 12:15pm-2:00pm IEEE GLOBECOM. Wireless Comm. Symp. Symposium Co-Chairs: Andy Molisch, MERL, USA Maria Luisa Merani, University of Modena and Reggio Emilia, ITALY

42 views • 4 slides

Simulation Results

Sidelobe Suppression for OFDM-based Cognitive Radios in DSA Environment Rakesh Rajbanshi (rajbansh@ittc.ku.edu), Srikanth Pagadarai (srikanth@ittc.ku.edu), Alexander Wyglinski (alexw@ittc.ku.edu). Introduction. Proposed Sidelobe Suppression Technique.

144 views • 1 slides