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ICC
2007
IEEE
16 years 1 months ago
Frequency Offset Tracking for OFDM Systems via Scattered Pilots and Virtual Carriers
— In this paper, we propose a new carrier frequency offset (CFO) tracking algorithm for orthogonal frequency division multiplexing (OFDM) systems. Assuming that the channel remai...
Tao Cui, Feifei Gao, Arumugam Nallanathan
SACRYPT
2007
Springer
151views Cryptology» more  SACRYPT 2007»
16 years 27 days ago
Collisions for 70-Step SHA-1: On the Full Cost of Collision Search
The diversity of methods for fast collision search in SHA-1 and similar hash functions makes a comparison of them difficult. The literature is at times very vague on this issue, wh...
Christophe De Cannière, Florian Mendel, Chr...
DATE
2005
IEEE
176views Hardware» more  DATE 2005»
16 years 12 days ago
Effective Lower Bounding Techniques for Pseudo-Boolean Optimization
Linear Pseudo-Boolean Optimization (PBO) is a widely used modeling framework in Electronic Design Automation (EDA). Due to significant advances in Boolean Satisfiability (SAT), ...
Vasco M. Manquinho, João P. Marques Silva
ICRA
1999
IEEE
129views Robotics» more  ICRA 1999»
15 years 11 months ago
Automatic Property Identification via Parameterized Constraints
During teleoperation, the automatic identification of remote environment properties has the potential of improving performance by providing task-specific feedback to the operator. ...
Thomas Debus, Pierre E. Dupont, Robert D. Howe
PLDI
1990
ACM
15 years 10 months ago
Task Granularity Analysis in Logic Programs
While logic programming languages offer a great deal of scope for parallelism, there is usually some overhead associated with the execution of goals in parallel because of the wor...
Saumya K. Debray, Nai-Wei Lin, Manuel V. Hermenegi...