24421 search results - page 418 / 4885 » Communicating Complex Systems |
142
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
— We focus on iterative detection for the uplink of a multi-carrier (MC) code division multiple access (CDMA) system based on orthogonal frequency division multiplexing (OFDM). T...
144
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract— Cooperative diversiy is a promising technology for future wireless networks. In this paper, based on the moment generating function (MGF), we derive exact closed-form e...
152
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract—We analyze the properties of a class of low complexity timing error detectors for the purpose of timing error tracking in orthogonal space-time block coding receivers. F...
107
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract— We propose a hybrid ARQ scheme using recursive convolutional codes and the turbo principle. In the first transmission the system encodes the data through a systematic ...
112
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INFOCOM
2006
IEEE
15 years 10 months ago
2006
IEEE
— We present Sieve – an infrastructure for fast content-based data distribution to interested users. The ability of Sieve to filter and forward high-bandwidth data streams ste...