Sciweavers

1379 search results - page 75 / 276
» codes 2009
Sort
View
IWCMC
2009
ACM
15 years 10 months ago
On the capacity of BICM with QAM constellations
Abstract—In this tutorial paper we analyze the capacity of bitinterleaved coded modulation (BICM) with quadrature amplitude modulation (QAM) constellations, and we pay special at...
Alex Alvarado, Erik Agrell, Arne Svensson
ICIP
2009
IEEE
16 years 5 months ago
Efficiency Improvements For A Geometric-partition-based Video Coder
H.264/AVC has brought an important increase in coding efficiency in comparison to previous video coding standards. One of its features is the use of macroblock partitioning in a t...
NOSSDAV
2009
Springer
15 years 10 months ago
Random network coding on the iPhone: fact or fiction?
In multi-hop wireless networks, random network coding represents the general design principle of transmitting random linear combinations of blocks in the same “batch” to downs...
Hassan Shojania, Baochun Li
ADHOCNETS
2009
Springer
15 years 6 months ago
Efficient Distribution of Large Files in UMTS Supported by Network Coded M2M Data Transfer with Multiple Generations
This paper is a sequel of previous work, in which we have studied the traffic management problem in UMTS. The main objective was to improve the spectral efficiency of cellular netw...
Larissa Popova, Wolfgang H. Gerstacker, Wolfgang K...
ICIW
2009
IEEE
15 years 11 months ago
Paircoding: Improving File Sharing Using Sparse Network Codes
BitTorrent and Practical Network Coding are efficient methods for sharing files in a peer-to-peer network. Both face the problem to distribute a given file using peers with dif...
Christian Ortolf, Christian Schindelhauer, Arne Va...