audio signal hidden data
Survey on Information Hiding in Audio and Video File
... speech signal into binary bits of secret information data,secret information can be hidden in ...secret data,psedorandom sequence can be used to control the location into which secret binary ...
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Implementation on Hiding Data and Image in Audio- Video Using Anti Forensics Technique
... of data also increased. Data Hiding is the technique of writing hidden messages in such a way that no one apart from the sender and intended recipient even realizes there is a hidden ...of ...
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A NOVEL FRAMEWORK FOR SECURE DATA HIDING WITH A ROBUST ENCRYPTION METHOD
... an audio signal is used as cover file and secrete message is hidden at the higher LSB bit of an audio ...stago- audio is this stago –audio is then ...resultant audio ...
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Audio signal analysis in combination with noncontact bio-motion data to successfully monitor snoring
... from audio signals recorded using a microphone hung above a subject from the ceiling in a clinical lab ...the Hidden Markov Model and spectral based features for automatic segmentation and classification of ...
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FREQUENCY DOMAIN BASED DATA HIDING TECHNIQUE FOR AUDIO SIGNAL
... sending hidden data or secret messages over a public channel so that a third party cannot detect the presence of the secret ...hide data in channels containing pictures, video, audio and even ...
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A Survey on Audio Steganography Approaches
... the data in the least significant bit of the cover audio object in a desired way (see Figure ...sampled audio sequences, 16 kbps of data are ...for data and it is relatively simple to ...
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Background-tracking acoustic features for genre identification of broadcast shows
... the audio background like appearance and disappearance of music, ap- plause or laughter, independently of the speakers in the fore- ground of the ...audiovisual data has many potential applica- tions, ...
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Data Hiding in Audio by Reserving Room in Advance of Encryption
... in data transferring and ...change data is first hidden within one more object which is called “cover object”, to form “stego object” and then this new object can be transmitted or ...convert ...
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An Efficient Method for Image and Audio Steganography using Least Significant Bit (LSB) Substitution
... the data hiding in all types of multimedia data formats such as image and audio and to make hidden message imperceptible, a novel method for steganography is introduced in this ...to ...
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A Robust Data Hiding Scheme In Audio Signal Based On Double Density Dual Tree Discrete Wavelet Transform
... Digital audio watermarking has provide a efficient solutions for copyright protection of digital media by inserting a hidden data signal in the original audio signal, to provide ...
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Feature Selection and Extraction of Audio Signal
... the audio signals are used for analysis of the input signal and then were used to extract the different characteristics or features of the audio ...of audio signal is used to draw some ...
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Wavelet Transform based Steganography
... color space. These three color spaces are utilized to hide secret information. Values of Peak Signal to Noise Ratio (PSNR) and Structural Similarity Index Matrix(SSIM) index values. Authors have found that their ...
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Array signal processing algorithms for localization and equalization in complex acoustic channels
... broadband audio signal, and collate these signals, such that the spatial diversity is ...A signal model is then devel- oped to exploit the channel’s spatial information using a signal subspace ...
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Steganography: A Security Model for Open Communication
... First, change the audio message into binary format that has come from the source as stego-object. Leave first 44 bytes with no change in them because it is an header data..Start from 46 th bit, check the ...
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Design and Construction of a Simple but Efficient and Cost Effective Amplitude Modulated Transmitter Using Locally Available Materials
... Modulation is the process by which voice, music and other “intelligence” is added to the radio waves produced by a transmitter. The different methods of modulating a radio signal are called modes. An unmodulated ...
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Digital Radio Broadcasting for Community Radios Using Pseudo random Codes
... The audio signal captured by the computer's micro- phone was sampled at a rate of 8 kHz, quantized and encoded into 16-bit ...The signal transmitted is a BPSK (Binary Phase Shift ...
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AN OVERVIEW OF SECURE DATA HIDING AND EXTRACTION TECHNIQUES FROM DIGITAL CARRIER MEDIA
... uncompressed Audio secure data hiding algorithm is ...is audio to produce a stego audio. The recipient of a stego audio can use his knowledge of the particular method of data ...
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Development of Digital Controlled Measuring Instrument for Hearing
... A digital-controlled measuring instrument for hearing, which is mainly composed of STC11F16EX, AD9833, ISD4004- 16MS and LM1972, is introduced in this paper. It may output highly accurate and purified sine signal ...
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An Efficient Elliptic Curve Cryptography in Audio Steganography using LSB and MSB
... The hidden message bits may appear over the (x-axis or y-axis) on the audio samples or ...the audio file is been played in the system that reveals the feasibility and effectiveness of this ...
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An acoustic data transmission system based on audio data hiding: method and performance evaluation
... The audio clips were played back from a loudspeaker and then recorded by a mobile phone (Samsung Nexus S) at various distances in a room with dimension 11 m × 7 m × 3 ...the audio signal was 65 dB at ...
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