LRS Flashcards

1
Q

What are the formulas for Non maximal length and maximal length?

A

Maximal length-(2n-1)

Non maximal length-(<2n-1)

n=numbers of cells in the shift register

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2
Q

Describe and expand LRS

A

Linear Recursive Sequence

A predictable, repetitive sequence. For example 1212121212

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3
Q

What components make up an SRG

A

Shift Register, XOR Gate, Clock, Bi stable cells

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4
Q

How is an LRS generated?

A

By an SRG (shift register generator)

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5
Q

Name 3 LRS uses?

A

Over the horizon radar, frequency hopping, ELINT, encryption, synchronisation, BIT Error test rate

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6
Q

What influences the length of an LRS

A

The number of Bi stable cells and location of tap points

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7
Q

What is the initial start condition known as?

A

The fill

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