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ISCAS
2008
IEEE
259views Hardware» more  ISCAS 2008»
16 years 25 days ago
A 2.4-GHz fractional-N PLL with a PFD/CP linearization and an improved CP circuit
—this paper reports a PFD/CP linearization technique and a new charge pump circuit to enhance the performance of a delta-sigma (∆Σ) fractional-N PLL. The proposed method impro...
Ching-Lung Ti, Yao-Hong Liu, Tsung-Hsien Lin
RTSS
2008
IEEE
16 years 24 days ago
Task Scheduling for Control Oriented Requirements for Cyber-Physical Systems
The wide applications of cyber-physical systems (CPS) call for effective design strategies that optimize the performance of both computing units and physical plants. We study the ...
Fumin Zhang, Klementyna Szwaykowska, Wayne Wolf, V...
FGCN
2007
IEEE
119views Communications» more  FGCN 2007»
16 years 23 days ago
A Novel Adaptive Load Shedding Scheme for Data Stream Processing
In this paper, we present a novel feedback control-based load shedding scheme for data stream processing. Firstly we apply system identification to establish a dynamic model to de...
Yunyi Zhang, Chongzheng Huang, Deyun Zhang
ICRA
2007
IEEE
128views Robotics» more  ICRA 2007»
16 years 22 days ago
Leader-Follower Formations: Uncalibrated Vision-Based Localization and Control
— This paper focuses on leader-follower formations of mobile robots equipped with panoramic cameras and extend earlier works in the literature addressing both the visionbased loc...
Gian Luca Mariottini, Fabio Morbidi, Domenico Prat...
AIED
2007
Springer
16 years 19 days ago
Who Says Three's a Crowd? Using a Cognitive Tutor to Support Peer Tutoring
Adding student collaboration to an intelligent tutoring system could leverage the benefits of both approaches. We have incorporated a mutual peer tutoring script, where students of...
Erin Walker, Bruce M. McLaren, Nikol Rummel, Kenne...