'Pectrum' presentation slideshows

Chapter 5

Chapter 5. AM, FM and Digital Modulated Systems. In this chapter, we will study the techniques of bandpass communications. Analog baseband signal (AM, FM, etc) Digital baseband signals (OOK, BPSK, etc.) Multiplexing (TDM, FDM, CDM). Basic Model for Bandpass Communication. Source.

763 views • 63 slides

Chapter 5

Chapter 5. AM, FM and Digital Modulated Systems. In this chapter, we will study the techniques of bandpass communications. Analog baseband signal (AM, FM, etc) Digital baseband signals (OOK, BPSK, etc.) Multiplexing (TDM, FDM, CDM). Basic Model for Bandpass Communication. Source.

633 views • 63 slides

Spectrum Management Trends: towards 2020

403 views • 40 slides

Xiaojun Feng , Jin Zhang, and Qian Zhang Hong Kong University of Science and Technology

Database-Assisted Multi-AP Network on TV White Spaces: Architecture, Spectrum Allocation and AP Discovery. Xiaojun Feng , Jin Zhang, and Qian Zhang Hong Kong University of Science and Technology DySPAN 2011. How far away are we from mass deployment of cognitive radio networks?.

535 views • 35 slides

Cognitive Radio & DSA

Cognitive Radio & DSA. By : M.R. Heidarpour. Pros: Effectively controls interferenc Simple to design hardware Cons: Utilization of 0.5% in the 3-4 GHz And 0.3% in 4-5 GHz. Multiple allocation over all of the band A crisis of spectrum availability. Static licensing :.

342 views • 32 slides

Fermi ??????????????????? Tsunefumi Mizuno Hiroshima Univ. June 15, 2009

Fermi ??????????????????? Tsunefumi Mizuno Hiroshima Univ. June 15, 2009

214 views • 21 slides

Reliable Telemetry in White Spaces using Remote Attestation

Reliable Telemetry in White Spaces using Remote Attestation. Omid Fatemieh , Michael D. LeMay, Carl A. Gunter University of Illinois at Urbana-Champaign Annual Computer Security Applications Conference (ACSAC) Dec 9, 2011. Opportunistic Spectrum Access. Spectrum crunch Increased demand

286 views • 14 slides

General Distributed Economic Framework for Dynamic Spectrum Allocation

245 views • 13 slides

Reconstruction of the spectrum of cascades generated by VHE muons in IceCube

132 views • 13 slides