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插值数字滤波技术在超声检测仪中的应用 被引量:3

Application of digital filtering to ultrasonic inspection
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摘要 本文主要研究用最优化技术来设计符合超声脉冲信号幅度精度要求的数字滤波器.从而提高了超声检测的质量. This article designs the digital filter for ultrasonic testing by the use of op-timization technique. Quality of ultrasonic inspection is improved.
出处 《应用声学》 CSCD 北大核心 1997年第5期39-41,共3页 Journal of Applied Acoustics
关键词 数字滤波 超声检测 滤波器 Digital filtering, Ultrasonic testing
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参考文献5

  • 1程佩青,数字滤波与快速傅里叶变换,1994年
  • 2姜建国,信号与系统分析基础,1994年
  • 3王树勋,数字信号处理基础及实验,1992年
  • 4沈兰荪,智能仪器与信号处理技术,1990年
  • 5郑广增,多抽样率数字信号处理(译),1988年

同被引文献19

  • 1毛捷,郭成彬.插值滤波器在全数字超声探伤仪中的应用[J].无损检测,1996,18(9):241-243. 被引量:1
  • 2Oppenheim A, Schafer R. Discrete Time Signal Processing [M] . New Jersey: Prentice Hall, 1999.
  • 3Candy J C, Temes G C. Over Sampling Methods for A/D and D/A Conversion [J] . IEEE Transactions on Circuits and Systems. 1987, 15 (3): 1 578-1 583.
  • 4Stewart R W, Pfann E. Over Sampling and Sigma-delta Strategies for Data Conversion [ J ] .Electronics & Communication Engineering Journal. 1998, 10 (1): 37 -47.
  • 5Sridharan M K. Subband Adaptive Filtering: Over Sampling Approach [J] . Signal Processing. 1998, 71:101-104.
  • 6Dias Pereira J M, Silva Girao P, Cruz Serra A. Dithering Performance of Over Sampled ADC Systems Affected by Hysteresis [J] .Measurement. 2002, 32:51 -59.
  • 7Eugene Sandler A. Dmitri A Gusev. Estimating from Outputs of Over Sampled Delta -sigma Modulation [J] .Signal Processing. 1997.59:305 -311.
  • 8Thao N T, Vetterli M. Deterministic Analysis of Over Sampled A/D Conversion and Decoding Improvement Based on Consistent Estimates [J] . IEEE Transactions on SignalProcess. 1994, 42 (3): 519-531.
  • 9Spath. H. Least- squares fitting by circles [J] . Computing (Vienna/New York), 1996, 57 (2): 179- 185.
  • 10Aldo D O. Aldo. A least squares method in back fitting the data base of a simulation model [ J ] . Advances in Engineering Software, 2002, 33 (11-12): 743-748.

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