Abstract
Automatic modulation classification (AMC) becomes more and more important in the electronic reconnaissance. Recently, lots of researchers focus on deep learning architecture based AMC approach but the recognition rate of WBFM and QAM is less than desirable. In this paper, we proposed a joint AMC model of two expert features and CNN-LSTM networks. Before entering the deep learning network, the un-classified signal is first detected whether WBFM or not by the maximum of zero-center normalization amplitude spectrum density. Then the signal which is not WBFM will be inputted to the CNN-LSTM network, while QAM16 and QAM64 are regarded as the same class here. Finally, Haar-wavelet transform crest searching is used to classify QAM16 and QAM64. Compared with former CNN-LSTM architecture, the results of the experiment and deduction show the average recognition rate of the proposed model is increased by 11.5% at 10 dB SNR.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of 2020 IEEE 4th Information Technology, Networking, Electronic and Automation Control Conference, ITNEC 2020 |
| Editors | Bing Xu, Kefen Mou |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1225-1230 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781728143903 |
| DOIs | |
| Publication status | Published - Jun 2020 |
| Event | 4th IEEE Information Technology, Networking, Electronic and Automation Control Conference, ITNEC 2020 - Chongqing, China Duration: 12 Jun 2020 → 14 Jun 2020 |
Publication series
| Name | Proceedings of 2020 IEEE 4th Information Technology, Networking, Electronic and Automation Control Conference, ITNEC 2020 |
|---|
Conference
| Conference | 4th IEEE Information Technology, Networking, Electronic and Automation Control Conference, ITNEC 2020 |
|---|---|
| Country/Territory | China |
| City | Chongqing |
| Period | 12/06/20 → 14/06/20 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- CNN
- LSTM
- automatic modulation classification
- electronic reconnaissance
- expert feature
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