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- Peng Jing-yu
- 2004
This paper present a novel kind of voice camouflage algorithm based on wavelet transform. It embeds a secret voice into a digital audio signal in order to communicate secretly. The experimental… (More)
- Peng Jing-yu
- 2013
- Peng Jing-yu
- 2004
This paper present a watermark algorithm based on wavelet transform.A speech signature as the watermark is embedded in the audio signal adaptively. The original audio signal is not required for the… (More)
- Peng Jing-yu
- 2013
- Peng Jing-yu, Ren Li Yong
- 2014
A secure communication scheme for true color image was proposed. It is aimed at the hiding problem of a huge amount of true-color image data in the covert communication and maintaining the good… (More)
- Peng Jing-yu
- 2011
This article researches and analyzes the characteristics of the MOS varactor based on software simulation.A method for estimating the VCO frequency precisely is presented according to the… (More)
- Peng Jing-yu
- 2003
This paper mainly introduces the application of engineering comprehensive technique in mine construction engineering, building construction engineering and other engineering.
- Peng Jing-yu
- 2011
Based on the traditional no source band-stop filter named double T and use feedback circuits,a 50Hz frequency trap filter whose Q values are adjustable is designed.The simulation experiment indicates… (More)
Objective To study the killing efficiency of 3000 MLD/g Type-C Botulinus neurotoxins particles to Ochotona curzoniae in winter in Qinghai province.Methods Ten plots were selected with each area of 1… (More)