PSK Modulator

Group: Modulation

Modulates a stream of bytes as PSK symbols

Parameters

Symbol Rate

• Description: Rate of which symbols should be generated
• Automation reference: SymbolRate
• Unit: Hz
• Type: real

Sample Rate

• Description: Rate of which samples should be generated. This must be higher than the symbol rate
• Automation reference: SampleRate
• Unit: Hz
• Type: real

Pulse Shaping

• Description: MISSING
• Automation reference: PulseShaping
• Type: enumeration

Identifier	Value	Description
Rectangular	Rectangular	Rectangular filter
RaisedCosine	RC	Raised cosine
RootRaisedCosine	RRC	Root raised cosine. Sometimes written as S-RRC (square-root raised cosine)

Resampling Mode

• Description: Which interpolation to use if fractional downsampling is needed
• Automation reference: Resampling
• Type: enumeration

Identifier	Value	Description
Linear	Linear
Cubic	Cubic
Lanczos	Lanczos
MMSE4	MMSE4
MMSE8	MMSE8

Modulation

Modulation Type

• Description: Which modulation type to use.
• Automation reference: Modulation
• Type: enumeration

Identifier	Value	Description
BPSK	BPSK	Binary Phase Shift Keying.
QPSK	QPSK	Quadrature Phase Shift Keying.
PSK8	8-PSK	8 point Phase Shift Keying.

Specification

Number of taps

• Description: Number of taps in FIR filter
• Automation reference: Taps
• Enablement: PulseShaping in [RaisedCosine, RootRaisedCosine]
• Type: integer

Roll-off

• Description: Roll-off factor (β)
• Automation reference: RollOff
• Range: [0; 1]
• Enablement: PulseShaping in [RaisedCosine, RootRaisedCosine]
• Type: real