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Volume 2010 (2010), Article ID 213043, 11 pages
http://dx.doi.org/10.1155/2010/213043
Research Article

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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