Communication Jamming of Direct-Spread Spectrum Modulation,
Abstract
The article studies spot-jamming of waveforms; the author points out that this jamming is still in the exploratory study stage. The article stresses investigating correlation jamming, single-frequency jamming, and unmodulated continuous- wave jamming. These kinds of jamming involve barrage jamming of direct-spread spectrum modulation. Barrage jamming is an effective jamming system against present-day direct-spread spectrum modulation. Single-frequency jamming is not the optimal absolute kind of jamming; however, correlation jamming and unmodulated continuous-wave jamming are the optimal choices of absolute jamming. Correlation jamming is suitable in applying barrage jamming on multiple message channels in direct-spread spectrum modulation in adjacent carrier frequencies. However, the unmodulated continuous-wave jartirning is adaptable to apply barrage jamming on fixed-frequency modulation, frequency-hopper modulation, direct-frequency modulation, and hybrid spread- spectrum modulation of multiple widely distributed message channels with respect to the signal carrier frequency.
Document Details
- Document Type
- Technical Report
- Publication Date
- Feb 13, 1996
- Accession Number
- ADA306457
Entities
People
- Xu Muxun
Organizations
- National Air and Space Intelligence Center