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2008 International Conferences on Computational Intelligence for Modelling, Control and Automation; Intelligent Agents, Web Technologies and Internet Commerce; and Innovation in Software Engineering
OFDM Information Hiding Method by Preposition Embedded QIM
Vienna, Austria
December 10-December 12
ISBN: 978-0-7695-3514-2
Employed the characteristic of OFDM in spectrumutilizing-rate highly, 8 bit depth gray scale imageinstead of simple binary image was embedded in graycarrier image. In OFDM, it is comparatively simplerby using QAM mapping for both embedding processand extracting process. Meanwhile QIM Algorithmproposed by Chen is improved and optimized by usingthe output of 4-QAM as the awaiting embeddedinformation of QIM embedding algorithm, whichenable QAM and QIM to combine organically. TheResult show getting larger information hiding capacityand better effect.
Index Terms:
Information Hiding, OFDM, QAM
Citation:
Tie-sheng Fan, Jian-sheng Xue, Wei-hong Xuan, Da-peng Qu, "OFDM Information Hiding Method by Preposition Embedded QIM," cimca, pp.19-24, 2008 International Conferences on Computational Intelligence for Modelling, Control and Automation; Intelligent Agents, Web Technologies and Internet Commerce; and Innovation in Software Engineering, 2008
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