Can narrow band modulation be used in the presence of AWGN? What might be some of the issues that differentiate UWB and narrow band time detection? ...
... in the presence of AWGN. Receiver Model. Matched Filter Detector. BER for Unipolar and Bipolar Signaling. BER for multilevel signaling. Correlation receiver ...
Orthogonal Frequency-Division Multiplexing Ideal system model for a time-invariant AWGN channel Transmitter An OFDM carrier signal is the sum of a number ...
OFDM Transmission over Gaussian Channel Gwo-Ruey Lee Outlines OFDM Transmission over Gaussian Channel Gaussian Distribution The AWGN Channel Model OFDM System ...
With coherent detection, turbo codes have remarkable performance in AWGN and fading channels. However with non-coherent or partially ... S. Ten Brink, 1999. ...
The Shannon-Hartley capacity theorem (and the Shannon limit)? Government regulations ... of AWGV channel (Shannon-Hartley capacity theorem): Shannon limit ...
If the narrow band noise is wide-sense stationary (WSS), then the in-phase and ... Signal is a sinusoid mixed with narrow-band additive white Gaussian noise (AWGN) ...
Last time we talked about: Receiver structure. Impact of AWGN and ISI on the transmitted signal ... Eb/No figure of merit in digital communications ...
Whereas in real world the channel exhibits non gaussian characteristic (not AWGN) ... a time interval if n(t) varies along a factor 1/fc, which is a very small value. ...
Achievable rate region for a single source-destination pair. Application to the AWGN Channel ... Introduce a Voronoi Tessellation with some eccentricity properties ...
M signals, N dimensions. AWGN. Eb/N0 ratio of bit energy to noise power spectral density ... 3-D Pyramid. 4-ary Biorthogonal. MPSK, M=2. Conclusions: ...
Project: IEEE P802.15 Working Group for Wireless Personal ... Source: [Michael Mc Laughlin] Company [decaWave Ltd] Address [25 Meadowfield, Dublin, Ireland] ...
The imperceptibility and the high capacity can be ensured by watermarking in the wavelets ... the host image using a ... using the JPEG compression ...
OFDM System Performance ... about 2 dB separates the 1% from the 10 % point Rayleigh fading causes frequent swings to low SNR level What we ran in place of ...
The resulting power spectral density is made equal to a system over any arbitrary band. ... However, results are optimistic as they account for 'ideal' filtering. ...
Iterative detection and decoding to approach MIMO capacity Jun Won Choi Introduction MIMO capacity (CSI only at receiver) Fast fading scenario Ergodic I.I.D ...
Effect of Carrier Frequency Offset on Channel Capacity in Multi User OFDM-FDMA Systems Martin Stemick and Hermann Rohling Hamburg University of Technology
The material in this document is subject to change in form and content after further study. ... No DFE used for rates below 110 Mbps. 1.9dB Tx power backoff at ...
Implementation and Performance Evaluation of an OFDM Modem With Variations in Cyclic Prefix Length and Channel Coding for Different Channels Indira Rajagopal
... the output of the NSS-MUD is taken as the sign of the nonlinear transformation of the output of a bank of the matched filters (BMF), the nonlinear transformation ...
Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) ... 8000 W. Sunrise Blvd. Plantation, Florida. September 13, 2004. September 2004 ...
Automatic Artifact Identification in Image Communication using Watermarking and Classification Algorithms Shabnam Sodagari, Hossein Hajimirsadeghi, Alireza Nasiri Avanaki
High Speed Communication Channel Modelling. ADSL DMT Modem ... Implement Trellis Coding and Veterbi Decoding. Accurate Modem Initialization and Training ...
Title: PowerPoint Presentation Last modified by: Angel de la Torre Vega Created Date: 1/1/1601 12:00:00 AM Document presentation format: Presentaci n en pantalla
Project: IEEE P802.15 Working Group for ... Address 8133 Leesburg Pike, Suite 700, Vienna, Va. 22182 ... 20m multipath bounces over a 10m line-of-site link ...
Matched Filtering and Digital Pulse Amplitude Modulation (PAM) Slides by Prof. Brian L. Evans and Dr. Serene Banerjee Dept. of Electrical and Computer Engineering The ...
Hotel Alexandra, Loen, Norway. June 4-6, 2003. Adaptive coded modulation (ACM) Adaptation of transmitted information rate to temporally and/or spatially ...
Introduction to Communications Toolbox in MATLAB 7.6.0 (R2008) Presented By: Amit Degada NIT, Surat. Electronics Engineering Department, Sardar Vallabhbhai National ...
Watermarking via Optimization Algorithms for Quantizing Randomized Statistics of ... embed 1 quantize by Quantizer 1. embed 0 quantize by Quantizer 0 ...