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CHI
2011
ACM
14 years 3 months ago
Inventive leisure practices: understanding hacking communities as sites of sharing and innovation
Hacking, tinkering, DIY, and crafts are increasingly popular forms of leisure that have also become growing sites of study in HCI. In this work we take a wide view of the similari...
Tricia Wang, Joseph Kaye
INFOCOM
2012
IEEE
13 years 2 months ago
Spectrum management and power allocation in MIMO cognitive networks
Cognitive radio (CR) techniques improve the spectrum utilization by exploiting temporarily-free frequency bands (i.e., in the time domain). The spectrum utilization can be boosted...
Diep N. Nguyen, Marwan Krunz
JSAC
2008
125views more  JSAC 2008»
14 years 11 months ago
Optimal Competitive Algorithms for Opportunistic Spectrum Access
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
Nicholas B. Chang, Mingyan Liu
TWC
2010
14 years 6 months ago
Efficient Spectrum Leasing via Randomized Silencing of Secondary Users
In this paper, a primary (licensed) user leases part of its resources to independent secondary (unlicensed) terminals in exchange for a tariff in dollars per bit, under the constra...
Rocco Di Taranto, Petar Popovski, Osvaldo Simeone,...
CIAC
2010
Springer
275views Algorithms» more  CIAC 2010»
15 years 9 months ago
Online Cooperative Cost Sharing
The problem of sharing the cost of a common infrastructure among a set of strategic and cooperating players has been the subject of intensive research in recent years. However, mos...
Janina Brenner and Guido Schaefer