Title :
DPSK Vulnerability and Counter-Measure in Code-Switched O-CDMA
Author :
Leaird, D.E. ; Huang, C.B. ; Jiang, Z. ; Park, S.-G. ; Weiner, A.M.
Author_Institution :
Purdue Univ., West Lafayette
Abstract :
Vulnerability, based on a DPSK receiver, permitting an eavesdropper access to code-switched transmission without knowledge of the phase code in an O-CDMA system is explored. A scheme to block this vulnerability is also presented.
Keywords :
code division multiple access; differential phase shift keying; DPSK vulnerability; code-switched O-CDMA; code-switched transmission; Bit error rate; Demodulation; Differential quadrature phase shift keying; Optical pulse generation; Optical receivers; Optical transmitters; Phase modulation; Pulse modulation; Pulse shaping methods; Security;
Conference_Titel :
Lasers and Electro-Optics Society, 2007. LEOS 2007. The 20th Annual Meeting of the IEEE
Conference_Location :
Lake Buena Vista, FL
Print_ISBN :
978-1-4244-0925-9
Electronic_ISBN :
1092-8081
DOI :
10.1109/LEOS.2007.4382557
