GNU Radio 3.5.3.2 C++ API
digital_costas_loop_cc Class Reference

Carrier tracking PLL for QPSKinput: complex; output: complex
The Costas loop can have two output streams: stream 1 is the baseband I and Q; stream 2 is the normalized frequency of the loop. More...

#include <digital_costas_loop_cc.h>

Inheritance diagram for digital_costas_loop_cc:

List of all members.

Public Member Functions

int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 just like gr_block::general_work, only this arranges to call consume_each for you

Friends

DIGITAL_API
digital_costas_loop_cc_sptr 
digital_make_costas_loop_cc (float loop_bw, int order) throw (std::invalid_argument)

Detailed Description

Carrier tracking PLL for QPSK

input: complex; output: complex
The Costas loop can have two output streams: stream 1 is the baseband I and Q; stream 2 is the normalized frequency of the loop.

order must be 2, 4, or 8.


Member Function Documentation

int digital_costas_loop_cc::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.


Friends And Related Function Documentation

DIGITAL_API digital_costas_loop_cc_sptr digital_make_costas_loop_cc ( float  loop_bw,
int  order 
) throw (std::invalid_argument) [friend]

The documentation for this class was generated from the following file: