#include <itpp/comm/sequence.h>
Public Member Functions | |
Gold (int degree) | |
Class constructor. | |
Gold (const bvec &mseq1_connections, const bvec &mseq2_connections) | |
Input connect_polynomials=1+g1*D+g2*D^2+...+gr*D^r in bvec format [g0,g1,...,gr]. | |
Gold (const ivec &mseq1_connections, const ivec &mseq2_connections) | |
Input connect_polynomials=1+g1*D+g2*D^2+...+gr*D^r in octal format. | |
void | set_state (const bvec &state1, const bvec &state2) |
Set state (contents in the shift registers) in bvec format. | |
void | set_state (const ivec &state1, const ivec &state2) |
Set state (contents in the shift registers) in octal format. | |
bin | shift (void) |
Shift one step and output binary symbol. | |
bvec | shift (int no_shifts) |
Shift no_shifts steps and output bvec. | |
int | get_sequence_length (void) |
Returns the length (period) of a Gold-sequence. | |
bmat | get_family (void) |
Returns the code family. |
Definition at line 85 of file sequence.h.
itpp::Gold::Gold | ( | int | degree | ) |
Class constructor.
Automatic selection of preferred pair of connections. Just give the degree (N=2^degree-1). degree=5,7,8,9 available. Only one pair is available for each degree.
Definition at line 88 of file sequence.cpp.
References itpp::LFSR::get_length(), it_error, itpp::pow2i(), and itpp::LFSR::set_connections().
itpp::Gold::Gold | ( | const bvec & | mseq1_connections, | |
const bvec & | mseq2_connections | |||
) |
Input connect_polynomials=1+g1*D+g2*D^2+...+gr*D^r in bvec format [g0,g1,...,gr].
Definition at line 116 of file sequence.cpp.
References itpp::LFSR::get_length(), it_assert, itpp::pow2i(), and itpp::LFSR::set_connections().
itpp::Gold::Gold | ( | const ivec & | mseq1_connections, | |
const ivec & | mseq2_connections | |||
) |
Input connect_polynomials=1+g1*D+g2*D^2+...+gr*D^r in octal format.
Definition at line 124 of file sequence.cpp.
References itpp::LFSR::get_length(), it_assert, itpp::pow2i(), and itpp::LFSR::set_connections().
void itpp::Gold::set_state | ( | const bvec & | state1, | |
const bvec & | state2 | |||
) |
Set state (contents in the shift registers) in bvec format.
Definition at line 132 of file sequence.cpp.
References itpp::LFSR::set_state().
Referenced by get_family().
void itpp::Gold::set_state | ( | const ivec & | state1, | |
const ivec & | state2 | |||
) |
Set state (contents in the shift registers) in octal format.
Definition at line 138 of file sequence.cpp.
References itpp::LFSR::set_state().
bin itpp::Gold::shift | ( | void | ) | [inline] |
Shift one step and output binary symbol.
Definition at line 126 of file sequence.h.
References itpp::LFSR::shift().
Referenced by shift().
bvec itpp::Gold::shift | ( | int | no_shifts | ) |
int itpp::Gold::get_sequence_length | ( | void | ) | [inline] |
bmat itpp::Gold::get_family | ( | void | ) |
Returns the code family.
The Gold code family is defined by the two m-sequences (mseq1 and mseq2 ) and the sum of mseq1 and all time shifts of mseq2. The return matric thus contain N + 2 rows and N columns, where N is the length of the m-sequences.
Definition at line 154 of file sequence.cpp.
References itpp::concat(), itpp::dec2bin(), itpp::LFSR::get_length(), set_state(), and itpp::LFSR::shift().
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