DocumentCode
796576
Title
π/4-shifted differential QPSK space-time block codes
Author
Tarasak, P. ; Bhargava, V.K.
Author_Institution
Dept. of Electr. & Comput. Eng., Univ. of Victoria, BC, Canada
Volume
39
Issue
18
fYear
2003
Firstpage
1327
Lastpage
1329
Abstract
A new power efficient modulation scheme for two transmit antennas is introduced. It is an extension of π/4-DQPSK used in single antenna systems. It achieves full diversity advantage and is suitable for nonlinear amplifiers due to its inherit π/4-phase shift in every symbol interval for both antennas.
Keywords
block codes; differential phase shift keying; diversity reception; quadrature phase shift keying; space-time codes; transmitting antennas; π/4-shifted differential QPSK space-time block code; modulation method; nonlinear amplifier; power efficiency; spatial diversity; transmit antenna;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20030863
Filename
1234624
Link To Document