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VTC
2007
IEEE
14 years 6 months ago
An Analytical Model of Microcellular Propagation in Urban Canyons
Livio Denegri, Luca Bixio, Fabio Lavagetto, Alessa...
VTC
2007
IEEE
106views Communications» more  VTC 2007»
14 years 6 months ago
Analysis and Design of Dirty Paper Coding by Transformation of Noise
— We design a coding scheme for Costa’s dirty paper coding (DPC) [6] using a channel and a shaping code. We show that by transforming the channel noise distribution the DPC cha...
Young-Seung Lee, Sae-Young Chung
VTC
2007
IEEE
129views Communications» more  VTC 2007»
14 years 6 months ago
Cooperative Transmission: A Reality Check Using Experimental Data
— Wireless transmission based on cooperation promises to bring performance improvements in multi–node networks. Several cooperative schemes have appeared in the literature, and...
Persefoni Kyritsi, Petar Popovski, Patrick C. F. E...
VTC
2007
IEEE
100views Communications» more  VTC 2007»
14 years 6 months ago
Data-Centric Routing in Sensor Networks: Single-hop Broadcast or Multi-hop Unicast?
— Data dissemination strategies and communication protocols that minimize the use of energy can significantly prolong the lifetime of a sensor network. Data-centric disseminatio...
Xuan Zhong, R. Khosla, Gunjan Khanna, Saurabh Bagc...
VTC
2007
IEEE
134views Communications» more  VTC 2007»
14 years 6 months ago
Effect of Channel-Quality Indicator Delay on HSDPA Performance
This paper evaluates the effect of the channel estimation inaccuracy on the performance of an HSDPA system. This study provides some results from system level simulations that have...
David Martin-Sacristan, Jose F. Monserrat, Javier ...
VTC
2007
IEEE
14 years 6 months ago
Time Slot Partitioning and Random Data Hopping for TDD Based Multihop Wireless Networks
Abstract— A multihop ad hoc wireless network with an interference avoidance model is analyzed for a time division duplex (TDD) air-interface. In accordance with the non-interfere...
Hrishikesh Venkataraman, Abdurazak Mudesir, Sinan ...
VTC
2007
IEEE
120views Communications» more  VTC 2007»
14 years 6 months ago
Soft Detection and Decoding of Clipped and Filtered COFDM Signals
— Clipping and filtering is an attractive method for the reduction of the PAPR of OFDM signals before transmission. However, the resulting distortion noise impacts the error rat...
Peter Zillmann, Wolfgang Rave, Gerhard Fettweis
VTC
2007
IEEE
125views Communications» more  VTC 2007»
14 years 6 months ago
Gaussian Pulse Based Tone Reservation for Reducing PAPR of OFDM Signals
Abstract – One of the major drawbacks of OFDM is high Peakto-Average Power Ratio (PAPR) which can result in poor power efficiency and serious distortion in the transmitter amplif...
Carole A. Devlin, Anding Zhu, Thomas J. Brazil
VTC
2007
IEEE
14 years 6 months ago
User Demand Based WLAN Design and Optimisation
— The rapid increase in the use of IEEE 802.11 Wireless Local Area Networks (WLAN) for a diverse range of applications, has introduced an increased complexity into WLAN design, a...
Alan McGibney, Martin Klepal, Dirk Pesch
VTC
2007
IEEE
14 years 6 months ago
Optimized Signal Acquisition for Low-Complexity and Low-Power IR-UWB Transceivers
Claude Desset, Mustafa Badaroglu, Julien Ryckaert,...