期刊文献+

I/Q不平衡对卫星高速数据中继系统的影响 被引量:6

The impact of I/Q imbalance on BER performance in satellite high data rate relay system
下载PDF
导出
摘要 卫星高速数传中继系统中采用QPSK调制传输高达300 Mbit/s的数据,在调制过程 中由于调制系统的不理想造成I/Q支路增益不平衡和相位不平衡,由此对传输系统的误比特 率带来影响。着重分析了卫星高速数据中继传输业务中,I/Q支路增益不平衡和相位不平衡 对误比特率带来的影响,随后对失真情况进行计算机仿真,得出可信的结果,即在高速数传业 务中,增益不平衡在±0.5 dB之内和相位不平衡在土5°之内所带来的对误比特率的影响非 常小。
出处 《无线电通信技术》 2005年第6期32-34,共3页 Radio Communications Technology
  • 相关文献

参考文献4

  • 1JohnG Proakis.数字通信(4版)[M].北京:电子工业出版社,2003..
  • 2Matt Griffin,John Wesdock.TDRSS User Constraint Relaxation for ELVc, Revision6[ R]. Advanced Engineering & Sciences, 2000.10.6.
  • 3X inping Huang. On Transmitter Gain/Phase Imbalance Compensation At Receiver[J]. IEEE COMMUNICATIONS ON LETTERS, 2000,4(11) :363~364.
  • 4Apostolos Georgiadis. Gain, Phase Imbalance, and Phase Noise Effects on Error Vector Magnitude [ J ]. IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY,2004,53(2) :445~446 .

同被引文献21

  • 1刘西峰,马伟.QPSK系统微波本振相位噪声与BER的定量关系[J].空间电子技术,2005,2(3):21-24. 被引量:4
  • 2张浩,叶梧,冯穗力,童调生.衰落信道下OFDM系统中I/Q不平衡的估计和补偿技术(英文)[J].科学技术与工程,2005,5(19):1312-1316. 被引量:1
  • 3郭志勇.π/4QPSK调制原理分析[J].信息工程大学学报,2006,7(3):254-256. 被引量:8
  • 4[1]EN 302307 V1.1.1 Digital Video Broadcasting(DVB):Second generation framing structure,channel coding and modulation systems for broadcasting,interactive services,news gathering and other broadband satellite applications,2005
  • 5M Scarpa,J Vogel,J Stonick,S Kiaei.BER of Differentially Detected DQPSK in the Presence of Quadrature Gain Imbalance[C].Wireless Communications and Networking Conference,IEEE,1999,1:201 -205.
  • 6M Scarpa,J Vogel,J Stonick,S Kiaei.Performance of Differentially Detected DQPSK in the Presence of IQ Phase Imbalance[C].the 2000 IEEE International Symposium on Circuits and Systems,2000,4:645-648.
  • 7S Huang and J T Stonick.Effect of DC Offset on Performance of Differentially Detected DQPSK[C].the 2000 IEEE International Symposium on Circuits and Systems,2000,4:757 -760.
  • 8M Scarpa, J Vogel, J Stonick, S Kiaci. BER of Differentially Detected π/4-DQPSK in the Presence of Quadrature Gain Imbalance [C]// Wireless Communications and Networking Conference, IEEE, New Orleans: IEEE, 1999, 1: 201-205.
  • 9M Scarpa, J Vogel, J Stonick, S Kiaci. Performance of Differentially Detected π/4-DQPSK in the Presence of IQ Phase Imbalance [C]//The 2000 IEEE International Symposium on Circuits and Systems, Geneva: IEEE, 2000, 4: 645-648.
  • 10S Haykin. Adaptive Filter Theory [M]. Englewood Cliffs, NJ: Prentice-Hall, 1986: 137-177.

引证文献6

二级引证文献3

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部