9697 search results - page 1538 / 1940 » Intelligent Transportation Systems |
221
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TWC
2010
15 years 1 months ago
2010
User cooperation, whereby multiple users share their antennas and transmit to a common destination in a collaborative manner, has been shown to be an effective way to achieve spat...
148
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TWC
2010
15 years 1 months ago
2010
Online Charging System (OCS) supports multiple prepaid and postpaid sessions simultaneously. Through credit reservation, the OCS assigns some credit units to a session. These credi...
168
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TWC
2010
15 years 1 months ago
2010
We address the possibility of overloaded vector precoding in single user MIMO channels, i.e. the number of data streams is larger than the minimum of the number of antennas at tran...
220
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TWC
2010
15 years 1 months ago
2010
Cooperative forwarding in wireless networks has shown to yield rate and diversity gains, but it incurs energy costs borne by the cooperating nodes. In this paper we consider an inc...
221
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TWC
2010
15 years 1 months ago
2010
Interference management has been a key concept for designing future high data-rate wireless systems that are required to employ dense reuse of spectrum. Static or semistatic interf...