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作者:

Zhao, Si-Si (Zhao, Si-Si.) | Ye, Zheng-Yu (Ye, Zheng-Yu.) | Yang, Deng-Cai (Yang, Deng-Cai.) | Wang, Zhi-Yong (Wang, Zhi-Yong.) (学者:王智勇)

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EI Scopus

摘要:

Application of fiber laser array for free-space communication has great predominance. This paper studies the far field properties of the fiber laser phased array. An analytical expression for the far field pattern is obtained based on the Huygens-Fresnel principle. The far field properties, the scanning/steering angle range, and the angular resolution are numerically studied. It is found that for a 20×20 array with wavelength of 1.545μm, fiber core radius of 10μm, and central distance between any two adjacent elements of 30μm, the beam steering is valid within ±1.476° above which there will be 'twinpeaks' and 'unexpected scanning' phenomena in the far field. Meanwhile, with the increasing of central distance between the adjacent elements, the range will become smaller. But the steering angles have few effects on the angular resolution. Furthermore, these two phenomena are studied deeply and their eliminations are discussed. © 2011 IEEE.

关键词:

Antenna phased arrays Fiber lasers Fibers Optoelectronic devices Photonics

作者机构:

  • [ 1 ] [Zhao, Si-Si]Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
  • [ 2 ] [Ye, Zheng-Yu]Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
  • [ 3 ] [Yang, Deng-Cai]Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China
  • [ 4 ] [Wang, Zhi-Yong]Institute of Laser Engineering, Beijing University of Technology, Beijing 100124, China

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年份: 2011

语种: 英文

被引次数:

WoS核心集被引频次: 0

SCOPUS被引频次: 5

ESI高被引论文在榜: 0 展开所有

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