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sdr.AdditiveScrambler.lfsr
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sdr
mhostetter/sdr
Examples
Examples
Digital signal processing
Digital signal processing
FIR filters
IIR filters
Farrow arbitrary resampler
Modulation
Modulation
Pulse shapes
Peak-
to-
average power
Phase-
shift keying
Detection
Detection
Coherent integration
Non-
coherent integration
Synchronization
Synchronization
Phase-
locked loops
Development
Development
Installation
Formatting
Unit Tests
Documentation
API Reference
API Reference
Digital signal processing
Digital signal processing
FIR filtering
FIR filtering
C
FIR
C
FIR
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
M
__
len__
Streaming mode only
Streaming mode only
M
reset
M
flush
P
streaming
P
state
Methods
Methods
M
impulse_
response
M
step_
response
M
frequency_
response
M
group_
delay
M
phase_
delay
M
noise_
bandwidth
Properties
Properties
P
taps
P
order
P
delay
F
lowpass_
fir
F
highpass_
fir
F
bandpass_
fir
F
bandstop_
fir
IIR filtering
IIR filtering
C
IIR
C
IIR
Constructors
Constructors
M
__
init__
M
Zeros
Poles
Special methods
Special methods
M
__
call__
Streaming mode only
Streaming mode only
M
reset
P
streaming
P
state
Methods
Methods
M
impulse_
response
M
step_
response
M
frequency_
response
M
noise_
bandwidth
Properties
Properties
P
b_
taps
P
a_
taps
P
order
P
zeros
P
poles
P
gain
Polyphase FIR filtering
Polyphase FIR filtering
C
Polyphase
FIR
C
Polyphase
FIR
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Streaming mode only
Streaming mode only
M
reset
Properties
Properties
P
branches
P
taps
P
polyphase_
taps
P
order
P
polyphase_
order
P
input
P
output
P
interpolation
P
decimation
P
rate
P
delay
C
Interpolator
C
Interpolator
Constructors
Constructors
M
__
init__
Properties
Properties
P
method
C
Decimator
C
Decimator
Constructors
Constructors
M
__
init__
Streaming mode only
Streaming mode only
M
reset
Properties
Properties
P
method
C
Resampler
C
Resampler
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Properties
Properties
P
method
C
Channelizer
C
Channelizer
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Properties
Properties
P
channels
P
method
F
multirate_
fir
F
polyphase_
decompose
Filter applications
Filter applications
C
Moving
Averager
C
Moving
Averager
Constructors
Constructors
M
__
init__
C
Differentiator
C
Differentiator
Constructors
Constructors
M
__
init__
C
Integrator
C
Integrator
Constructors
Constructors
M
__
init__
C
Leaky
Integrator
C
Leaky
Integrator
Constructors
Constructors
M
__
init__
Arbitrary resampling
Arbitrary resampling
C
Farrow
Resampler
C
Farrow
Resampler
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Streaming mode only
Streaming mode only
M
reset
M
flush
P
streaming
P
state
Properties
Properties
P
order
P
taps
P
delay
C
Fractional
Delay
C
Fractional
Delay
Constructors
Constructors
M
__
init__
F
fractional_
delay_
fir
Signal manipulation
Signal manipulation
F
mix
F
to_
complex_
baseband
F
to_
real_
passband
F
upsample
F
downsample
Sequences
Sequences
Symbol-
mapping sequences
Symbol-
mapping sequences
F
binary_
code
F
gray_
code
Correlation sequences
Correlation sequences
F
barker_
code
F
hadamard_
code
F
walsh_
code
F
gold_
code
F
kasami_
code
F
zadoff_
chu_
sequence
Linear recurrent sequences
Linear recurrent sequences
C
FLFSR
C
FLFSR
Constructors
Constructors
M
__
init__
M
Taps
Special methods
Special methods
M
__
call__
Methods
Methods
M
reset
M
step
M
to_
galois_
lfsr
Properties
Properties
P
field
P
taps
P
order
Polynomials
Polynomials
P
characteristic_
poly
P
feedback_
poly
State
State
P
initial_
state
P
state
C
GLFSR
C
GLFSR
Constructors
Constructors
M
__
init__
M
Taps
Methods
Methods
M
reset
M
step
M
to_
fibonacci_
lfsr
Properties
Properties
P
field
P
taps
P
order
Polynomials
Polynomials
P
characteristic_
poly
P
feedback_
poly
State
State
P
initial_
state
P
state
F
berlekamp_
massey
Maximum-
length sequences
Maximum-
length sequences
F
m_
sequence
F
preferred_
pairs
F
is_
preferred_
pair
Coding
Coding
Interleavers
Interleavers
C
Interleaver
C
Interleaver
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
len__
Methods
Methods
M
interleave
M
deinterleave
Properties
Properties
P
map
P
inverse_
map
C
Block
Interleaver
C
Block
Interleaver
Constructors
Constructors
M
__
init__
Scramblers
Scramblers
C
Additive
Scrambler
C
Additive
Scrambler
Constructors
Constructors
M
__
init__
Methods
Methods
M
scramble
M
descramble
Properties
Properties
P
lfsr
Modulation
Modulation
Linear modulations
Linear modulations
C
Linear
Modulation
C
Linear
Modulation
Constructors
Constructors
M
__
init__
Methods
Methods
M
map_
symbols
M
decide_
symbols
M
modulate
M
demodulate
M
ber
M
ser
Properties
Properties
P
order
P
bps
P
phase_
offset
P
symbol_
map
P
sps
P
pulse_
shape
P
tx_
filter
P
rx_
filter
C
PSK
C
PSK
Constructors
Constructors
M
__
init__
Methods
Methods
M
ber
M
ser
Properties
Properties
P
phase_
offset
P
symbol_
map
C
Pi
MPSK
C
Pi
MPSK
Constructors
Constructors
M
__
init__
C
OQPSK
C
OQPSK
Constructors
Constructors
M
__
init__
Continuous-
phase modulations
Continuous-
phase modulations
C
CPM
C
CPM
Constructors
Constructors
M
__
init__
Methods
Methods
M
modulate
M
demodulate
M
ber
M
ser
Properties
Properties
P
order
P
bps
P
index
P
phase_
offset
P
sps
P
pulse_
shape
P
tx_
filter
P
rx_
filter
C
MSK
C
MSK
Constructors
Constructors
M
__
init__
Pulse shaping
Pulse shaping
F
rectangular
F
half_
sine
F
gaussian
F
raised_
cosine
F
root_
raised_
cosine
Symbol encoding
Symbol encoding
F
diff_
encode
F
diff_
decode
Estimation
Estimation
Signal-
to-
noise ratio
Signal-
to-
noise ratio
F
composite_
snr
Time domain
Time domain
F
toa_
crlb
F
tdoa_
crlb
Frequency domain
Frequency domain
F
foa_
crlb
F
fdoa_
crlb
Detection
Detection
Detectors
Detectors
C
Replica
Correlator
C
Replica
Correlator
Methods
Methods
M
roc
M
p_
d
M
p_
fa
M
threshold
C
Energy
Detector
C
Energy
Detector
Methods
Methods
M
roc
M
p_
d
M
p_
fa
M
threshold
Theoretical performance
Theoretical performance
F
h0
F
h1
F
p_
d
F
p_
fa
F
threshold
F
threshold_
factor
F
min_
snr
Approximated performance
Approximated performance
F
albersheim
F
peebles
F
shnidman
Coherent integration
Coherent integration
F
coherent_
gain
F
coherent_
gain_
loss
F
max_
integration_
time
F
max_
frequency_
offset
Non-
coherent integration
Non-
coherent integration
F
non_
coherent_
gain
Synchronization
Synchronization
Phase-
locked loops
Phase-
locked loops
C
NCO
C
NCO
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
reset
M
step
Properties
Properties
P
gain
P
increment
P
offset
C
Loop
Filter
C
Loop
Filter
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
reset
Properties
Properties
P
noise_
bandwidth
P
damping_
factor
P
proportional_
gain
P
integral_
gain
P
iir
C
Closed
Loop
PLL
C
Closed
Loop
PLL
Constructors
Constructors
M
__
init__
Methods
Methods
M
phase_
lock_
time
M
frequency_
lock_
time
M
lock_
time
M
phase_
error_
variance
Properties
Properties
P
sample_
rate
P
Bn
T
P
Bn
P
zeta
P
K0
P
Kp
P
K1
P
K2
P
iir
P
omega_
n
P
omega_
3d
B
Phase error detectors
Phase error detectors
C
PED
C
PED
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
data_
aided_
error
M
decision_
directed_
error
Properties
Properties
P
gain
C
MLPED
C
MLPED
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
data_
aided_
error
M
decision_
directed_
error
Properties
Properties
P
gain
P
A_
received
P
A_
reference
Amplitude control loops
Amplitude control loops
C
AGC
C
AGC
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Streaming mode only
Streaming mode only
M
reset
P
streaming
P
gain
Properties
Properties
P
attack
P
decay
P
reference
Measurement
Measurement
Energy
Energy
F
energy
Power
Power
F
power
F
peak_
power
F
average_
power
F
papr
Voltage
Voltage
F
peak_
voltage
F
rms_
voltage
F
crest_
factor
Distance
Distance
F
euclidean
F
hamming
Modulation
Modulation
C
Error
Rate
C
Error
Rate
Constructors
Constructors
M
__
init__
Methods
Methods
M
add
M
errors
M
counts
M
error_
rate
M
error_
rates
F
evm
F
rms_
bandwidth
F
rms_
integration_
time
Conversions
Conversions
Decibels
Decibels
F
db
F
linear
Signal-
to-
noise ratios
Signal-
to-
noise ratios
F
ebn0_
to_
esn0
F
ebn0_
to_
snr
F
esn0_
to_
ebn0
F
esn0_
to_
snr
F
snr_
to_
ebn0
F
snr_
to_
esn0
Simulation
Simulation
Channel models
Channel models
C
Channel
C
Channel
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
reset
M
capacities
Properties
Properties
P
capacity
C
Binary
Symmetric
Channel
C
Binary
Symmetric
Channel
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
capacities
Properties
Properties
P
X
P
Y
P
p
P
capacity
C
Binary
Erasure
Channel
C
Binary
Erasure
Channel
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Methods
Methods
M
capacities
Properties
Properties
P
X
P
Y
P
p
P
capacity
C
Discrete
Memoryless
Channel
C
Discrete
Memoryless
Channel
Constructors
Constructors
M
__
init__
Special methods
Special methods
M
__
call__
Properties
Properties
P
X
P
Y
P
P
F
bsc
F
bec
F
dmc
Signal impairments
Signal impairments
F
awgn
F
iq_
imbalance
F
sample_
rate_
offset
F
frequency_
offset
Link budgets
Link budgets
Channel capacity
Channel capacity
F
bsc_
capacity
F
bec_
capacity
F
awgn_
capacity
F
biawgn_
capacity
F
shannon_
limit_
ebn0
F
shannon_
limit_
snr
Path losses
Path losses
F
free_
space_
path_
loss
Antennas
Antennas
F
wavelength
F
parabolic_
antenna
Miscellaneous
Miscellaneous
Probability
Probability
F
Q
F
Qinv
F
sum_
distribution
F
sum_
distributions
F
multiply_
distributions
Data manipulation
Data manipulation
F
pack
F
unpack
F
hexdump
Plotting
Plotting
Utility
Utility
F
use_
style
F
stem
Time-
domain
Time-
domain
F
time_
domain
F
raster
F
correlation
Frequency-
domain
Frequency-
domain
F
dft
F
dtft
Spectral estimation
Spectral estimation
F
periodogram
F
spectrogram
Modulation
Modulation
F
constellation
F
symbol_
map
F
eye
F
phase_
tree
F
ber
F
ser
F
shannon_
limit_
ebn0
Detection
Detection
F
p_
d
F
roc
F
detector_
pdfs
Filter analysis
Filter analysis
F
impulse_
response
F
step_
response
F
zeros_
poles
F
magnitude_
response
F
phase_
response
F
phase_
delay
F
group_
delay
F
filter
Release Notes
Release Notes
Versioning
v0.
0
Index
Index
Index
property
sdr.
AdditiveScrambler.
lfsr
:
FLFSR
The Fibonacci LFSR used for scrambling.
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