In these cases, a weighting factor
based on either more probable orientations or more probable tag heights can be added into
the enumeration scheme. Use of this weighting scheme may potentially change the ?¬?nal
choice of antenna locations.
References
1. Constantine A. Balanis, Antenna Theory Analysis and Design, second edition, John Wiley & Sons Inc.,
1997.
2. Charles E. Greene, Area of Operation for a Radio-Frequency Identi?¬?cation (RFID) Tag in the Far-Field,
Ph.D. Dissertation, Department of Electrical Engineering, University of Pittsburgh, February 2006.
3. Klaus Finkenzeller, RFID Handbook: Fundamentals and Applications in Contactless Smart Cards and
Identi?¬?cation, second edition, John Wiley & Sons Inc., 2003.
4. Lin Wang, Bryan A. Norman, and Jayant Rajgopal, Optimizing the Placement of Multiple RFID Reader
Antennas to Maximize Portal Read-Accuracy, Technical Report 07-01, Department of Industrial
Engineering, University of Pittsburgh, 2007.
5. Hallard T. Croft, Kenneth J. Falconer, and Richard K. Guy, Unsolved Problems in Geometry, Problem
F17, pp. 165??“166, Springer-Verlag, New York, NY, 1991.
6. Edward B. Saff and Arno Kuijlaars, Distributing many points on a sphere, Mathematical Intelligencer,
19(1), 1997.
Maximizing Read Accuracy by Optimally Locating RFID Interrogators 197
7. Nicholas I. Fisher, Toby Lewis, and Brian J.
Pages:
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390