1. Richard G. Lyons, Understanding Digital Signal Processing, Second Edition,2004.
[2]
2. GENG Zhe-qiao, CUI Yan-yan, HOU Mi, PEI Guoxi, Design of a digital PAD based on I/Q demodulation principle, High Power Laser and Particle Beams, 2005, 17(12), 1879~1882.
[3]
3. Gu Qiang, Chen Longxing, Chen Ming, Feng Lanlin, Feng Ziqiang, Hou Hongtao, Liu Jianfei, Luo Chen, Mao Dongqing, Wang Fang, Zhang Zhigang, Zhao Shenjie, Zhao Yubin, Zhou Zusheng, RF System for the SSRF Booster Synchrotron,EPAC08,754~756.
[4]
4. ZHAO Yubin, ZHAO Zhentang, YIN Chengke, ZHANG Tongxuan, Digital algorithm research on radio frequency feedback in field programmable gate array, High Power Laser and Particle Beams, 2008, 20(12), 2063~2066.
[5]
5. T. Ohshima, H. Maesaka, S. Matsubara and Y. Otake RIKEN, Error correction of IQ demodulator used at XFEL/SPRING-8, LLRF11.
[6]
6. LIU Yi-Lei, WANG Guang-Wei, WANG Fang, I/Q Methods Applied to Phase Detection of RF Signals, High Energy Physics and Nuclear Physics. 2006, 30(8), 780~783.
[7]
7. HOU Hongtao, ZHAO Shenjie, LUO Chen, ZHAO Yubin, ZHANG Zhigang, FENG ZI/Qiang, MAO Dongqing, LIU Jianfei, Beam trip diagnostic system at SSRF. Nuclear Science and TechnI/Ques,2009,20(5),261~264.
[8]
8. R．Akre，Z.Geng, B.Hong, D.Brown, S.Condamoor, K.Kim, R.Larsen, J.Olsen, Vojetech Pacak, R.Racak, R.Ragle, D.Van Winkle, C.Xu, Overview of the LLRF Activities at SLAC, LLRF 2013.
[9]
9. WEN Liang-hua, XIAO Shang-hui, WANG Xian-wu, CHANG Wei, ZHANG Tong, Clock Jitter Analysis and Measurement of Digital LLRF System, Nuclear Electronics & Detection Technology,2013,12 (33),1456~1460.
[10]
10. QIU Yingwei,SUN Hong,TANG Jingyu,LI Xiao.Voltage control loop for rapid cycling synchrotron digital low-level RF contol, High Power Laser and Particle Beams, 2008, 20(11), 1908~1912.
[11]
11. S. Sabah, TU Berlin, R.Lorenz, Design and Calibration of I/Q-Mixers, EPAC1998, 1589~1591.
[12]
12. Ziomek C, Corredoura P. Digital I/Q demodulator [A].IEEE PAC95 Proceedings[C].Switzerland, 1995, 2663-2665.
[13]
13. ZOU Kun, YUAN Junquan, GONG Xiangyi, Signal procession with MATLAB 6.x, Beijing, Tsinghu University press, 2003.
