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TWC
2010
13 years 3 months ago
Reduced-Complexity Joint Baseband Compensation of Phase Noise and I/Q Imbalance for MIMO-OFDM Systems
The maximum likelihood estimate of the impulse response of a frequency-selective channel in the presence of phase noise and I/Q imbalance is derived. The complexity of the joint es...
Rabie Rabiei, Won Namgoong, Naofal Al-Dhahir
TWC
2010
13 years 3 months ago
A Reduced-Complexity PTS-Based PAPR Reduction Scheme for OFDM Systems
In this paper, a reduced-complexity partial transmit sequences (PTS) scheme is proposed to resolve the intrinsic high peak-to-average power ratio (PAPR) problem of orthogonal frequ...
Sheng-Ju Ku, Chin-Liang Wang, Chiuan-Hsu Chen
ENGL
2007
106views more  ENGL 2007»
13 years 8 months ago
Carpooling: A Step to Reduce Congestion (A Case Study of Delhi)
— As is the trend worldwide, India is undergoing rapid urbanization. This means not only that more people than ever before will be living and working in cities, but also that mor...
Kum Kum Dewan, Israr Ahmad
ISLPED
2004
ACM
110views Hardware» more  ISLPED 2004»
14 years 2 months ago
Reducing pipeline energy demands with local DVS and dynamic retiming
The quadratic relationship between voltage and energy has made dynamic voltage scaling (DVS) one of the most powerful techniques to reduce system power demands. Recently, techniqu...
Seokwoo Lee, Shidhartha Das, Toan Pham, Todd M. Au...
ISLPED
2003
ACM
90views Hardware» more  ISLPED 2003»
14 years 2 months ago
Low cost instruction cache designs for tag comparison elimination
Tag comparison elimination (TCE) is an effective approach to reduce I-cache energy. Current research focuses on finding good tradeoffs between hardware cost and percentage of comp...
Youtao Zhang, Jun Yang 0002