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ICASSP
2008
IEEE
16 years 27 days ago
Double-differential coding for orthogonal space-time block codes
Abstract— Communications over multiple-input multipleoutput (MIMO) channels with carrier offsets is an important practical and theoretical problem. Double-differential coding is ...
Manav R. Bhatnagar, Are Hjørungnes, Lingyan...
ICC
2008
IEEE
145views Communications» more  ICC 2008»
16 years 26 days ago
A Collision-Free MAC Scheme for Multimedia Wireless Mesh Backbone
— In this paper, a novel collision-free MAC scheme supporting multimedia applications is proposed for wireless mesh backbone. The proposed scheme is distributed, simple, and scal...
Ping Wang, Weihua Zhuang
GLOBECOM
2006
IEEE
16 years 14 days ago
Two Novel Iterative Joint Frequency-Offset and Channel Estimation Methods for OFDMA Uplink
—We address joint estimation of frequency offsets and channel responses in OFDMA uplink. A cyclically equal-spaced, equal-energy interleaved pilot preamble is proposed by which t...
Xiaoyu Fu, Hlaing Minn, Cyrus D. Cantrell
VLSID
2006
IEEE
145views VLSI» more  VLSID 2006»
16 years 13 days ago
Novel BCD Adders and Their Reversible Logic Implementation for IEEE 754r Format
IEEE 754r is the ongoing revision to the IEEE 754 floating point standard and a major enhancement to the standard is the addition of decimal format. This paper proposes two novel ...
Himanshu Thapliyal, Saurabh Kotiyal, M. B. Sriniva...
ISCAS
2003
IEEE
99views Hardware» more  ISCAS 2003»
15 years 11 months ago
New hyperbolic source density models for blind source recovery score functions
We present two new hyperbolic source probability models to effectively represent sub-gaussian and super-gaussian families of sources for dynamic and convolutive Blind Source Recov...
Khurram Waheed, Fathi M. Salem