Results 1 to 10 of about 20 (18)

基于民航航线的5G地空通信上行干扰分析与商用建议

Dianxin kexue
5G地空通信系统在西部“成都－敦煌－吐鲁番”航线实地部署，具备验证系统各项性能指标的基本条件，基于真实民航航线验证了该系统本身通信能力，与卫星通信系统进行了对比，说明5G地空通信系统具备实现空中互联网能力，具有一定商用价值。此外，5G地空通信系统使用频段为4 840～4 900 MHz，在商用之前需要研究对其他同频系统带来上行干扰情况，在传统基于扫频仪的干扰测量方法成本高效率低的情况下，提出了一种创新的利用5G地空通信基站本身信号监测能力的干扰测试方法 ...
刘玮, 宋静川, 石一涵, 马骠, 李天任, 张宏坤, 薛强, 马学军   +7 more
doaj   +4 more sources

[ST segment morphological classification based on support vector machine multi feature fusion]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2022
Du H, Bian T, Xiong P, Yang J, Zhang J, Liu X.   +5 more
europepmc   +1 more source

[Multi-modal synergistic quantitative analysis and rehabilitation assessment of lower limbs for exoskeleton]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Zhong X, Zhang B, Li J, Zhang L, Yuan X, Zhang P, Zhao X.   +6 more
europepmc   +1 more source

[Study on the center-driven multiple degrees of freedom upper limb rehabilitation training robot]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2018
Huang X, Yu H, Wang J, Dong Q, Zhang L, Meng Q, Li S, Wang D.   +7 more
europepmc   +1 more source

[Research and design for optimal position of electrocardio-electrodes in monitoring clothing for men]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2017
Liang L, Hu Y, Liu H, Li X, Li J, He Y.
europepmc   +1 more source

[Novel type of unperturbed sleep monitoring scheme under pillow based on hidden Markov model]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2018
Li X, Liu Y, Chen P, Wu J, Zhang H.
europepmc   +1 more source

[Research progress on flexible electrode technology in brain computer interface applications]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Lai Z, Feng D, Liang M, Liang W, Xu Y, Ke J.   +5 more
europepmc   +1 more source

[Determination of trace anions in G2-grade phosphoric acid using two-dimensional ion-exclusion-ion-exchange chromatography with valve-switching technology]. [PDF]

Se Pu
Wang JD, Tang G, Lu Y, Lu HJ, Ye T.
europepmc   +1 more source

[Criterion of dental treatment for the disabled]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi, 2017
Huchun W, Zheng Y, Hongkun W, Jianguo L, Jin Z, Xiaoping J, Lin Z, Deqin Y, Xuedong Z.   +8 more
europepmc   +1 more source

[Expert consensus on artificial intelligence-assisted data acquisition and clinical application in electronic nasopharyngolaryngoscopy]. [PDF]

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Li Y, Ye B, Sun K.
europepmc   +1 more source