| # auto-generated by grc.converter |
| |
| id: gsm_fcch_detector |
| label: FCCH Bursts Detector |
| |
| parameters: |
| - id: OSR |
| label: OverSamplingRatio |
| dtype: int |
| default: '4' |
| |
| inputs: |
| - domain: stream |
| dtype: complex |
| vlen: 1 |
| |
| outputs: |
| - domain: stream |
| dtype: complex |
| vlen: 1 |
| |
| templates: |
| imports: import grgsm |
| make: grgsm.fcch_detector(${OSR}) |
| callbacks: |
| - set_OSR(${OSR}) |
| |
| documentation: |- |
| Piotr Krysik |
| Detects positions of FCCH bursts. At the end of each detected FCCH burst adds to the stream a tag with key "fcch" and value which is a frequency offset estimate. The input sampling frequency should be integer multiply of GSM GMKS symbol rate - 1625000/6 Hz. |
| |
| file_format: 1 |