REFERENCES
- J P Costas, Synchronous communications, Proc IRE, vol 44, Dec 1956.
- C R Cahn, Software implementations of PN spread spectrum receiver to accommodate dynamics, IEEE Trans, vol COM-25, pp 823–840, Aug 1977.
- R L Didday & W C Lindsey, Subcarrier tracking methods and communications system design, ibid., vol COM-16, pp 541–550, Aug 1968.
- W C Lindsey & M K Simon, The performance of suppressed carrier tracking loops in the presence of frequency detuning, Proc IEEE, Sep 1970 (IEEE Press, Spread spectrum techniques, 1978), pp 1315–1321.
- M K Simon & W C Lindsey, Optimum performance of suppressed carrier receivers with Costas loop tracking, IEEE Trans, vol COM-25, pp 215–227, Feb 1977.
- W C Lindsey & M K Simon, Optimum design & performance of Costas receiver containing soft band-pass limiters, ibid., vol COM-25, pp 822–831, Aug 1977.
- J K Holmes, Coherent spread spectrum systems, J. Wiley 1982.
- F Amarose, Sweep aided Costas loop acquisition of a spread spectrum signal, SCC 83, p 9.6.
- K T Woo, J K Holmes & G Hedin, False lock phenomenon in Costas and squaring loops, NTC 1977, pp 34.4.1 to 34.4.6.
- M I Olson, Flase lock detection in Costas demodulators, IEEE Trans on Aerospace & Electronics systems, pp 180–182, Mar 1975.