Sciweavers

4378 search results - page 684 / 876
» On the Complexity of Ordered Colourings
Sort
View
TISSEC
2010
121views more  TISSEC 2010»
15 years 5 months ago
Privacy-aware role-based access control
Privacy has been acknowledged to be a critical requirement for many business (and non-business) environments. Therefore, the definition of an expressive and easy-to-use privacyre...
Qun Ni, Elisa Bertino, Jorge Lobo, Carolyn Brodie,...
VLSI
2010
Springer
15 years 4 months ago
Fine-grained post placement voltage assignment considering level shifter overhead
—Multi-Vdd techniques enable application of lower supply voltage levels on cells with timing slacks. New voltage assignment, placement and voltage island partitioning methods are...
Zohreh Karimi, Majid Sarrafzadeh
VTC
2010
IEEE
136views Communications» more  VTC 2010»
15 years 4 months ago
Performance of the LTE Uplink with Intra-Site Joint Detection and Joint Link Adaptation
—We evaluate the performance of the uplink of a 3GPP UTRAN Long Term Evolution (LTE) system with intra-site cooperation, where different sectors belonging to the same site may co...
Andreas Müller, Philipp Frank, Joachim Speide...
VTC
2010
IEEE
145views Communications» more  VTC 2010»
15 years 4 months ago
Ant-Colony Based Near-ML Space-Time Multiuser Detection for the STBC Assisted DS-CDMA Uplink
— In this contribution, a novel Ant Colony Optimization (ACO) based Space-Time (ST) Multiuser Detection (MUD) algorithm was proposed in order to improve the Bit Error Ratio (BER)...
Chong Xu, Lie-Liang Yang, Lajos Hanzo
VTC
2010
IEEE
113views Communications» more  VTC 2010»
15 years 4 months ago
Design of Fixed-Point Processing Based Turbo Codes Using Extrinsic Information Transfer Charts
—The operand-width specifications in fixed-point hardware implementations of turbo code decoders is an important design issue, since this governs the trade-off between the deco...
Liang Li, Robert G. Maunder, Bashir M. Al-Hashimi,...