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2006
IEEE
16 years 1 months ago
2006
IEEE
— WLANs will become a major portion of the fourth generation (4G) cellular system. The seamless handoff problem in WLANs is a very important design issue to support the new astou...
160
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VTC
2006
IEEE
16 years 1 months ago
2006
IEEE
— In this paper we investigate the issues of both initial and post-initial acquisition schemes in the multiple transmit/receive antenna aided DS-CDMA downlink, when communicating...
166
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VTC
2006
IEEE
16 years 1 months ago
2006
IEEE
There are several scheduling algorithms for Voice over IP (VoIP) services in IEEE 802.16e systems, such as unsolicited grant service (UGS), real-time polling service (rtPS), and ex...
163
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VTC
2006
IEEE
16 years 1 months ago
2006
IEEE
Abstract - Whenever a DS-CDMA signal (Direct Sequence Code Division Multiple Access) is the sum of several components associated to different spreading codes (e.g., the DS-CDMA sig...
202
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VTC
2006
IEEE
16 years 1 months ago
2006
IEEE
— Group Communication services have become more and more important in mobile ad hoc networks (MANETs). The use of multicast transmission techniques in MANETs has been shown to ha...