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CHI
2011
ACM
14 years 1 months ago
2011
ACM
We present Interactive Generator (InGen), a self-powered wireless rotary input device capable of generating haptic or force feedback without the need for any external power source...
VTC
2008
IEEE
15 years 4 months ago
2008
IEEE
—Opportunistic beamforming (OB) relies on the transmission of Channel State Information (CSI) in the form of instantaneous Signal to Noise Ratio (SNR) from Mobile Stations (MSs) ...
ICC
2009
IEEE
14 years 7 months ago
2009
IEEE
In this paper, we study power allocation (PA) in a single-relay OFDM system with limited feedback. We propose a PA scheme that uses a codebook of quantized PA vectors designed offl...
GLOBECOM
2006
IEEE
15 years 4 months ago
2006
IEEE
We consider a MIMO system where error-prone feedback from the receiver is used by the transmitter to select a single optimum antenna to transmit data. Such error-prone feedback is...
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ICDCS
1998
IEEE
15 years 2 months ago
1998
IEEE
Ad-hoc networks consist of a set of mobile hosts that communicate using wireless links, without the use of other communication support facilities (such as base stations). The topo...