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ICC
2008
IEEE
148views Communications» more  ICC 2008»
15 years 6 months ago
Analysis of Differential Unitary Space-Time Modulation over Non-Identical MIMO Channels
Abstract— We present an analytical study on the error performance of differential unitary space-time modulation (DUSTM) over multiple-input multiple-output (MIMO) channels with n...
Meixia Tao
VTC
2006
IEEE
118views Communications» more  VTC 2006»
15 years 6 months ago
Demodulation and Performance Analysis of Differential Unitary Space-Time Modulation in Time-Varying Rician Channels
Abstract— Studies on differential unitary space-time modulation are mostly focused on Rayleigh fading channels. In this paper we present new analytic results for the maximum-like...
Haichang Sui, James R. Zeidler
VTC
2008
IEEE
110views Communications» more  VTC 2008»
15 years 6 months ago
EXIT Chart Aided Design of Near-Capacity Self-Concatenated Trellis Coded Modulation Using Iterative Decoding
Abstract— In this contribution we design the Iteratively Decoded Self-Concatenated Convolutional Codes (SECCC-ID) using Extrinsic Information Transfer (EXIT) charts. Good constit...
Muhammad Fasih Uddin Butt, Soon Xin Ng, Lajos Hanz...
ITC
1997
IEEE
100views Hardware» more  ITC 1997»
15 years 4 months ago
Signal Generation Using Periodic Single-and Multi-Bit Sigma-Delta Modulated Streams
Abstract- This paper describes a new method to generate analog signals with high precision at very low hardware complexity. This method consists in reproducing periodically a recor...
Benoit Dufort, Gordon W. Roberts
73
Voted
BILDMED
2008
15 years 1 months ago
Microbubble Oscillation due to Harmonic, Pulsed and Frequency Modulated Excitation with Ultrasound
Abstract. Improved visualization of blood vessels by ultrasound contrast agents requires insonation that is adapted to the dynamics of the contrast agent bubbles. To evaluate the i...
Tobias Gehrke, Heinrich M. Overhoff