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GLOBECOM
2008
IEEE
15 years 10 hour ago
Power Allocation for Cognitive Radios Based on Primary User Activity in an OFDM System
Efficient and reliable power allocation algorithm in Cognitive radio (CR) networks is a challenging problem. Traditional water-filling algorithm is inefficient for CR networks due ...
Ziaul Hasan, Ekram Hossain, Charles L. Despins, Vi...
HICSS
2003
IEEE
125views Biometrics» more  HICSS 2003»
15 years 5 months ago
Applying a Layered Policy Model to IP Based Voice Services
Traditionally, specific telecommunications services were essentially confined to certain types of networks; e.g., television over broadcast networks or cable and voice service ove...
Douglas C. Sicker
FPGA
2003
ACM
120views FPGA» more  FPGA 2003»
15 years 5 months ago
Architecture evaluation for power-efficient FPGAs
This paper presents a flexible FPGA architecture evaluation framework, named fpgaEVA-LP, for power efficiency analysis of LUT-based FPGA architectures. Our work has several contri...
Fei Li, Deming Chen, Lei He, Jason Cong
MICRO
2009
IEEE
134views Hardware» more  MICRO 2009»
15 years 6 months ago
A case for dynamic frequency tuning in on-chip networks
Performance and power are the first order design metrics for Network-on-Chips (NoCs) that have become the de-facto standard in providing scalable communication backbones for mult...
Asit K. Mishra, Reetuparna Das, Soumya Eachempati,...
ISLPED
2005
ACM
108views Hardware» more  ISLPED 2005»
15 years 5 months ago
Replacing global wires with an on-chip network: a power analysis
This paper explores the power implications of replacing global chip wires with an on-chip network. We optimize network links by varying repeater spacing, link pipelining, and volt...
Seongmoo Heo, Krste Asanovic