Sciweavers

TIT
2010
105views Education» more  TIT 2010»
12 years 11 months ago
Multigroup ML decodable collocated and distributed space-time block codes
In this paper, collocated and distributed space-time block codes (DSTBCs) which admit multigroup maximum-likelihood (ML) decoding are studied. First, the collocated case is conside...
G. Susinder Rajan, B. Sundar Rajan
VTC
2010
IEEE
150views Communications» more  VTC 2010»
13 years 2 months ago
Optimizing Training-Based MIMO Systems: How Much Time is Needed for Actual Transmission?
—We study the design of training-based multiple-input multiple-output systems in two block-wise transmission schemes. The conventional transmission scheme has a fixed amount of ...
Xiangyun Zhou, Parastoo Sadeghi, Tharaka A. Lamahe...
CCR
1999
56views more  CCR 1999»
13 years 4 months ago
MPEG transmission schemes for a timed token medium access control network
This paper presents three transmission schemes to improve the transmission of MPEG video over a timed token medium access control (MAC) network. Multiple classes of MPEG video are...
Joseph Kee-Yin Ng
CORR
2007
Springer
158views Education» more  CORR 2007»
13 years 4 months ago
Multi-group ML Decodable Collocated and Distributed Space Time Block Codes
Abstract— In this paper, collocated and distributed spacetime block codes (DSTBCs) which admit multi-group maximum likelihood (ML) decoding are studied. First the collocated case...
G. Susinder Rajan, B. Sundar Rajan
MM
2003
ACM
122views Multimedia» more  MM 2003»
13 years 9 months ago
Layered coding vs. multiple descriptions for video streaming over multiple paths
Abstract. In this paper, we examine the performance of specific implementations of multiple description coding and of layered coding for video streaming over error-prone packet sw...
Jacob Chakareski, Sangeun Han, Bernd Girod
ICC
2007
IEEE
13 years 10 months ago
QoS-guaranteed Transmission Scheme Selection for OFDMA Multi-hop Cellular Networks
Abstract— In this paper, a problem for efficient use of subcarriers in downlink OFDMA multi-hop cellular networks is studied based on quality of service (QoS) guarantee of each ...
Jemin Lee, Sungsoo Park, Hano Wang, Daesik Hong
ICC
2007
IEEE
13 years 10 months ago
Modulation Schemes Based on Orthogonal Pulses for Time Hopping Ultra Wideband Radio Systems
— This paper describes a combined modulation scheme for time hopping ultra wideband (TH-UWB) radio systems using on-off keying (OOK) and pulse shape modulation (PSM). For this sc...
Sudhan Majhi, A. S. Madhukumar, A. Benjamin Premku...
ICC
2008
IEEE
236views Communications» more  ICC 2008»
13 years 10 months ago
Carrier Sensing Based Multiple Access Protocols for Cognitive Radio Networks
—Cognitive radio (CR) dynamically accessing inactive radio spectrum of the primary system (PS) at link level has attracted a lot of research interests. The cognitive radio networ...
Shao-Yu Lien, Chih-Cheng Tseng, Kwang-Cheng Chen
ICC
2008
IEEE
139views Communications» more  ICC 2008»
13 years 10 months ago
OFDM Based Distributed Space Time Coding for Asynchronous Relay Networks
— Recently Li and Xia have proposed a transmission scheme for wireless relay networks based on the Alamouti space time code and orthogonal frequency division multiplexing to comb...
G. Susinder Rajan, B. Sundar Rajan
ICC
2009
IEEE
186views Communications» more  ICC 2009»
13 years 11 months ago
Power Allocations for Adaptive Distributed MIMO Multi-Hop Networks
—Distributed MIMO multi-hop relaying is one of the most promising technologies that permits cost-effective improvement of coverage, data rate and end-to-end (e2e) user experience...
Yidong Lang, Dirk Wübben, Karl-Dirk Kammeyer