基于10.6微米全光深度神经网络衍射光栅的设计与实现
Design and implementation of diffraction grating based on 10.6μm all-optical depth neural network
1 Key Laboratory of the Ministry of Education for Optoelectronic Measurement Technology and Instrument, Beijing Information Science & Technology University, Beijing0092, China
2 Beijing ZX Intelligent Chip Technology Co., Ltd., Beijing100876,China
3 The 11th Research Institute of China Electronic Science & Technology Group Inc., Beijing100015,China
图 & 表
图 1. 倍频器的架构示意图
Fig. 1. Diagram of the doubler circuit architecture.
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图 2. (a)D波段倍频器输入模式场分布,（b)倍频器输出二次谐波场分布
Fig. 2. (a) Field distribution of incident frequency, and (b) field distribution of output second harmonic in the proposed doubler
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图 3. (a)D波段倍频器腔体照片,（b)装配后的127μm氮化铝倍频器电路照片
Fig. 3.
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图 4. (a)D波段功率合成式倍频器A腔体照片,（b) D波段功率合成式倍频器B腔体照片
Fig. 4. (a) Photograph of the D-band power-combined doubler A, (b) Photograph of the D-band power-combined doubler B
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图 5. D波段倍频器的测试框图
Fig. 5. Test configuration of the proposed D band doubler
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图 6. (a)D波段倍频器驱动功率测试曲线,（b) D波段单路倍频器输出功率和效率测试曲线
Fig. 6. (a) Test results of the pumping power of D band doubler. (b) Measured results of the output power of the single D band doubler
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图 7. 110 GHz二倍频器测试结果：(a) V波段放大器可提供的功率,（b) 偏压为12V时合成式倍频器A的输出功率和效率,（c) 合成式倍频器B的输出功率和效率
Fig. 7. Measurement of the power-combined doubler: (a) available pumping power of the V-band amplifier, (b) output power and efficiency of combined doubler A with a bias voltage of +12V, (c) output power and efficiency of combined doubler B
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表 1相邻频段的倍频器性能比较
Table1. Doubler performance comparison in adjacent band
| Ref | Anodes | Pin(mW) | Peak power(mV) | Efficiency | Band(FBW%) | Comment |
|---|
| [4] | 4×2 | 500 | 130 mW@180 GHz | 20~37% | 170~188 GHz(10%) | H-plane combined | | [6] | 6 | 300~600 | 108 mW@110 GHz | 10~22% | 102~114 GHz(11%) | Single | | [9] | 4×2 | 250~400 | 40 mW@178 GHz | 10~12% | 172~196 GHz(13.3%) | E-plane combined | | [10] | 6×2 | 800~900 | 195 mW@116 GHz | 10~30% | 100~120 GHz(17%) | E-plane combined | | [11] | 6×2 | 300~600 | 59 mW@168 GHz | - | 164~172 GHz(＞5%) | E-plane combined | | This Work | 6 | 250~400 | 96.5 mW@104.6 GHz | 20~33.2% | 100~115 GHz(13.6%) | Single | | 6×2 | 560~900 | 211.4 mW@102.3 GHz | 18~29.6% | 100~115 GHz(13.6%) | E-plane combined | | 6×2 | 560~900 | 212 mW@108.6 GHz | 15~28.36% | 100~114 GHz(12.7%) | E-plane combined |
|
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Hai-Sha NIU, Ming-Xin YU, Bo-Fei ZHU, Qi-Feng YAO, Qian-Kun ZHANG, Li-Dan LU, Guo-Shun ZHONG, Lian-Qing ZHU. 基于10.6微米全光深度神经网络衍射光栅的设计与实现[J]. 红外与毫米波学报, 2020, 39(1): 13. Hai-Sha NIU, Ming-Xin YU, Bo-Fei ZHU, Qi-Feng YAO, Qian-Kun ZHANG, Li-Dan LU, Guo-Shun ZHONG, Lian-Qing ZHU. Design and implementation of diffraction grating based on 10.6μm all-optical depth neural network[J]. Journal of Infrared and Millimeter Waves, 2020, 39(1): 13.
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