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Polyphase sequences.
~
Win, Moe Z.
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Polyphase sequences.
紀錄類型:
書目-電子資源 : Monograph/item
正題名/作者:
Polyphase sequences./
作者:
Win, Moe Z.
面頁冊數:
34 p.
附註:
Source: Masters Abstracts International, Volume: 37-01, page: 0273.
Contained By:
Masters Abstracts International37-01.
標題:
Mathematics. -
電子資源:
http://pqdd.sinica.edu.tw/twdaoapp/servlet/advanced?query=1391108
ISBN:
9780591989311
Polyphase sequences.
Win, Moe Z.
Polyphase sequences.
- 34 p.
Source: Masters Abstracts International, Volume: 37-01, page: 0273.
Thesis (M.S.)--University of Southern California, 1998.
A polyphase sequence of length
ISBN: 9780591989311Subjects--Topical Terms:
515831
Mathematics.
Polyphase sequences.
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Win, Moe Z.
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Polyphase sequences.
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34 p.
500
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Source: Masters Abstracts International, Volume: 37-01, page: 0273.
502
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Thesis (M.S.)--University of Southern California, 1998.
520
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A polyphase sequence of length
$n
+1, A=\{a\sb{j}\}\sbsp{j=0}{n},
$
is a sequence of complex numbers, each of unit magnitude. The (unnormalized) aperiodic autocorrelation function of a sequence is denoted by
$
Polyphase sequences with good correlation properties have several important applications to personal communication systems, spread spectrum systems, synchronization systems and radar systems. Associated with the sequence A, the sequence polynomial
$f
\sb{A}(z)
$
of degree n and the correlation polynomial
$f
\sb{A}(z)
$
of degree 2n are defined. For each root
$\
alpha
$
of
$f
\sb{A}(z),\ 1/\alpha\sp*
$
is a corresponding root of
$f
\sbsp{A}{*}(z\sp{-1}).
520
$a
Transformations on the sequence A which leave
$\
vert C(\tau)\vert
$
invariant are exhibited, and the effects of these transformations on the roots of
$f
\sb{A}(z)
$
are described. An investigation of the set of roots
$\
Lambda
$
of the polynomial
$f
\sb{A}(z)
$
has been undertaken, in an attempt to relate these roots to the behavior of
$
Generalized Barker sequences are considered as a special case of polyphase sequences, and examples are given to illustrate the relationship described above.
590
$a
School code: 0208.
650
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$a
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$a
Engineering, Electronics and Electrical.
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University of Southern California.
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http://pqdd.sinica.edu.tw/twdaoapp/servlet/advanced?query=1391108
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