Sequentially operated SPT-LCMV beamformer to overcome coherent interferences

Jin Hee Jo, Sung Hoon Moon, Myeong Je Cho, Dong Seog Han

Research output: Contribution to conferencePaperpeer-review

Abstract

The current paper proposes a sequentially and linearly constrained minimum variance beamformer (SLCMV) based on a split polarity transformation (SPT) called an SPT-SLCMV beamformer. The proposed SPT-SLCMV is an improved version of an SPT-LCMV beamformer as it can minimize the degree of freedom loss and eliminate the desired signal cancellation phenomenon under coherent interference situations. These advantages are obtained by successively applying sub-constraint matrices divided from a whole constraint matrix to remove any correlation between the desired and interference signals. As a result, the proposed, beamformer can solve the degree of freedom loss while maintaining the performance of the conventional SPT-LCMV beamformer.

Original languageEnglish
Pages658-662
Number of pages5
StatePublished - 2002
Event2002 MILCOM Proceedings; Global Information Grid - Enabling Transformation Through 21st Century Communications - Anaheim, CA, United States
Duration: 7 Oct 200210 Oct 2002

Conference

Conference2002 MILCOM Proceedings; Global Information Grid - Enabling Transformation Through 21st Century Communications
Country/TerritoryUnited States
CityAnaheim, CA
Period7/10/0210/10/02

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