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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 专题：西安理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 An automatic optimal excitation frequency tracking method based on digital tracking filters for sandwiched piezoelectric transducers used in broken rail detection 期刊论文 2019, 卷号: 135, 页码: 294-305 作者:  Wei, Xiaoyuan;  Yang, Yuan;  Yao, Wenqing;  Zhang, Lei 收藏  |  浏览/下载：8/0  |  提交时间：2019/12/20 Sandwiched piezoelectric ultrasonic transducers  Optimal excitation frequency tracking  Digital tracking filters   Numerical estimation of Fricke-Morse impedance model parameters using single-frequency sinusoidal excitation 期刊论文 2019 作者:   收藏  |  浏览/下载：13/0  |  提交时间：2019/12/20 Fricke-Morse model  bioelectrical impedance analysis  single-frequency measurement  transient response   Near-binary multisine design with arbitrary sparse spectrum for fast BIS measurement 期刊论文 2018, 卷号: 12, 页码: 448-455 作者:  Zhang, Fu;  Teng, Zhaosheng;  Yang, Yuxiang;  Li, Jianmin;  Zhong, Haowen 收藏  |  浏览/下载：15/0  |  提交时间：2019/12/20 electric impedance measurement  biomedical measurement  medical signal processing  constant current sources  NBM design  arbitrary sparse spectrum  fast BIS measurement  bioimpedance spectroscopy measurement  biological medical application  broadband excitation signal  signal-to-noise ratio  SNR  near-binary multisines generation  arbitrary sparse spectra  crest factor  quasilog-flat-19  current source  voltage source  sparse spectrum distribution  frequency 1 kHz to 1 MHz  time 1 ms  n   Multi-frequency simultaneous measurement of bioimpedance spectroscopy based on a low crest factor multisine excitation 期刊论文 2015, 卷号: 36, 页码: 489-501 作者:  Yang, Yuxiang;  Zhang, Fu;  Tao, Kun;  Wang, Lianhuan;  Wen, He 收藏  |  浏览/下载：6/0  |  提交时间：2019/12/20 bioimpedance spectroscopy  multi-frequency simultaneous measurement  multisine  crest factor  FPGA   Design of tri-level excitation signals for broadband bioimpedance spectroscopy 期刊论文 2015, 卷号: 36, 页码: 1995-2007 作者:  Yang, Yuxiang;  Wang, Lianhuan;  Wang, Peipei;  Yang, Xiufang;  Zhang, Fu 收藏  |  浏览/下载：7/0  |  提交时间：2019/12/20 bioimpedance spectroscopy (BIS)  multi-frequency simultaneous measurement  multi-frequency mixed (MFM) signal  tri-level   Design of a wideband excitation source for fast bioimpedance spectroscopy 期刊论文 2011, 卷号: 22 作者:  Yang, Yuxiang;  Kang, Minhang;  Lu, Yong;  Wang, Jian;  Yue, Jing 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/20 bioimpedance spectroscopy  excitation source  multi-frequency mixed (MFM) signal  Walsh functions  FPGA