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Volume 2010 (2010), Article ID 213043, 11 pages
FPGA Implementation of an Amplitude-Modulated Continuous-Wave Ultrasonic Ranger Using Restructured Phase-Locking Scheme
1DA-IICT, Department of Information and Communication Technology, Gandhinagar, Gujarat 382007, India
2Indian Institute of Technology Madras, Department of Electrical Engineering, Chennai 600036, India
Received 30 May 2009; Revised 9 September 2009; Accepted 8 December 2009
Academic Editor: Ethan Farquhar
Copyright © 2010 P. Sumathi and P. A. Janakiraman. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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