Dr. Kai Liu Profile

Dr. Kai Liu

at BeiHang Univ

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Author

Publications (5)

Proceedings Article | 23 January 2017 Paper

A cooperative MAC protocol with error-aware relay selection for wireless ad hoc networks

Shanzhi Liu, Kai Liu, Rui Wang, Ruochen Fang, Feng Liu

Proceedings Volume 10322, 103222N (2017) https://doi.org/10.1117/12.2265217

KEYWORDS: Device simulation, Relays, Signal to noise ratio, CRTs, Ear, Electronics, Electronics engineering, Data transmission, Current controlled current source, Binary data

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Proceedings Article | 21 October 2015 Paper

Improved design of a passive millimeter-wave synthetic aperture interferometric imager for indoor applications

Xianxun Yao, Kai Liu, Anyong Hu, Jungang Miao

Proceedings Volume 9651, 965105 (2015) https://doi.org/10.1117/12.2194749

KEYWORDS: Field programmable gate arrays, Imaging systems, Optical correlators, Antennas, Digital signal processing, Logic, Receivers, Interferometry, Quantization, Prototyping

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SPIE Journal Paper | 26 March 2014 Open Access

Resolution enhancement of passive microwave images from geostationary Earth orbit via a projective sphere coordinate system

Dawei Liu, Kai Liu, Changchun Lv, Jungang Miao

JARS, Vol. 8, Issue 01, 083656, (March 2014) https://doi.org/10.1117/12.10.1117/1.JRS.8.083656

KEYWORDS: Microwave radiation, Resolution enhancement technologies, Optical spheres, Radiometry, Image resolution, Filtering (signal processing), Antennas, Spatial resolution, Satellites, Deconvolution

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Proceedings Article | 5 January 2006 Paper

FODA: a novel efficient multiple access protocol for highly dynamic self-organizing networks

Hantao Li, Kai Liu, Jun Zhang

Proceedings Volume 5985, 59850Q (2006) https://doi.org/10.1117/12.655820

KEYWORDS: Network architectures, Binary data, Aerospace engineering, Collision avoidance, Transceivers, Relays, Switching, Computer simulations, Switches, Lithium

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Proceedings Article | 5 January 2006 Paper

A novel unicast routing algorithm for LEO satellite networks

Xuegui Song, Kai Liu, Jun Zhang, Lianzhen Cheng

Proceedings Volume 5985, 59851P (2006) https://doi.org/10.1117/12.657341

KEYWORDS: Satellites, Algorithm development, Networks, Satellite communications, Internet, Aerospace engineering, Computer simulations, Network architectures, Electronics, Electronics engineering

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