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ISCC
2000
IEEE
15 years 10 months ago
An Adaptive Redundancy Technique for Wireless Indoor Multicasting
In thispaper we present an adaptive technique that combines forward error correction (FEC) with channel state estimation (CSE)and automatic repeat request (ARQ)for packet loss rec...
Youzhi Xu, Tingting Zhang
ICC
2000
IEEE
145views Communications» more  ICC 2000»
15 years 10 months ago
Carrier Frequency Offset Compensation for Uplink of OFDM-FDMA Systems
Abstract—A frequency offset compensation method for OFDMFDMA, that can correct offsets after the DFT via circular convolution, is proposed as an alternative to the direct method ...
Jihoon Choi, Yong Hoon Lee, Changoo Lee, Hae Won J...
GLOBECOM
2006
IEEE
16 years 5 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
CLOUD
2010
ACM
15 years 11 months ago
Comet: batched stream processing for data intensive distributed computing
Batched stream processing is a new distributed data processing paradigm that models recurring batch computations on incrementally bulk-appended data streams. The model is inspired...
Bingsheng He, Mao Yang, Zhenyu Guo, Rishan Chen, B...
ICDE
2009
IEEE
251views Database» more  ICDE 2009»
16 years 7 months ago
Contextual Ranking of Keywords Using Click Data
The problem of automatically extracting the most interesting and relevant keyword phrases in a document has been studied extensively as it is crucial for a number of applications. ...
Utku Irmak, Vadim von Brzeski, Reiner Kraft