Sciweavers

2027 search results - page 272 / 406
» Approximating power indices
Sort
View
GLOBECOM
2007
IEEE
16 years 25 days ago
Wavelet Based Detection of Shadow Fading in Wireless Networks
— In wireless communications, shadow fading can cause at least 6 dB power loss for 10% of the time [1]. Early detection of shadow fading plays an important part in facilitating t...
Xiaobo Long, Biplab Sikdar
ICC
2007
IEEE
16 years 25 days ago
Robust Multibeam Opportunistic Schemes Under Quality of Service Constraints
— Scheduling in a Broadcast (BC) channel based on partial Channel State Information at the Transmitter (CSIT) is carried out in an opportunistic way, where several orthogonal bea...
Nizar Zorba, Ana I. Pérez-Neira
ICC
2007
IEEE
186views Communications» more  ICC 2007»
16 years 25 days ago
A Spreading Code MAC Protocol for Multi-Hop Wireless Ad Hoc Networks
— We propose a spreading code medium access control (MAC) protocol with each node equipped with single transceiver for wireless ad hoc networks, based on the code division multip...
Hang Su, Xi Zhang
ICC
2007
IEEE
200views Communications» more  ICC 2007»
16 years 25 days ago
Joint Resource Allocation and Routing for OFDMA-Based Broadband Wireless Mesh Networks
— In this paper, we investigate joint resource allocation and routing for a wireless mesh network consisting of fixed access points inter-connected through multi-channel wireles...
Kemal Karakayali, Joseph H. Kang, Murali S. Kodial...
ICMCS
2007
IEEE
214views Multimedia» more  ICMCS 2007»
16 years 25 days ago
Exploring Discriminative Learning for Text-Independent Speaker Recognition
Speaker verification is a technology of verifying the claimed identity of a speaker based on the speech signal from the speaker (voice print). To learn the score of similarity be...
Ming Liu, Zhengyou Zhang, Mark Hasegawa-Johnson, T...