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Speech Coding

Adaptive Long-Term Coding of LSF Parameters Trajectories for Large-Delay/Very- to Ultra-Low Bit-Rate Speech Coding

Adaptive Long-Term Coding of LSF Parameters Trajectories for Large-Delay/Very- to Ultra-Low Bit-Rate Speech Coding

... communication, speech storage, or speech synthesis application, the coding process can be considered on larger signal ...to speech coding (though see an interesting example in [17]), ...

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SPEECH CODING TECHNIQUES: A REVIEW

SPEECH CODING TECHNIQUES: A REVIEW

... channel, speech signals have to be converted to formats using various techniques called as speech coding ...Today, speech coders have become an essential component in cellular communications, ...

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Vector Quantization of Harmonic Magnitudes in Speech Coding Applications—A Survey and New Technique

Vector Quantization of Harmonic Magnitudes in Speech Coding Applications—A Survey and New Technique

... harmonic coding have become quite successful and several standardized speech and audio coders are based on ...major speech coding standards; these include constant magnitude approximation, ...

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8 kbps Speech Coding using KLMS Prediction, Look-Ahead Adaptive Quantization and Pre-Emphasized Noise Reduction

8 kbps Speech Coding using KLMS Prediction, Look-Ahead Adaptive Quantization and Pre-Emphasized Noise Reduction

... the speech signals’ ...rate speech coding ...waveform coding algorithms that benefit from some appealing advantages, ...as coding algorithms operating at moderate bit rates [5, ...rate ...

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A Psychoacoustic "NofM"-Type Speech Coding Strategy for Cochlear Implants

A Psychoacoustic "NofM"-Type Speech Coding Strategy for Cochlear Implants

... A research ACE strategy [3] was made available by Cochlear Corporation for the purpose of deriving new speech coding strategies. However, the research ACE strategy is designed to process signals that are ...

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Speech Coding Techniques: A Comparative Study

Speech Coding Techniques: A Comparative Study

... Parameter coding model depends on certain speech ...these speech parameters before transmission and synthesizing at the receiving end for reconstruction of the original signal is essential part of ...

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Very Low Rate Scalable Speech Coding through Classified Embedded Matrix Quantization

Very Low Rate Scalable Speech Coding through Classified Embedded Matrix Quantization

... scalable speech coding scheme using the embedded matrix quantization of the LSFs in the LPC ...synthesized speech is ...proposed coding scheme can be a reasonable choice for speech ...

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Hammerstein Model for Speech Coding

Hammerstein Model for Speech Coding

... in speech processing. The motivation to im- plement this model in speech processing can be traced to the exact mathematical background of the combined nonlinear and linear subsystem parameter ...in ...

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Speech Coding Methods, Standards, and Applications. Jerry D. Gibson

Speech Coding Methods, Standards, and Applications. Jerry D. Gibson

... many speech coding standards mentioned in this paper, and different standards bodies set the standards for different networks and ...the speech coding standards for the various digital ...

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Developmental delays in speech coding among children with Down syndrome and William’s syndrome

Developmental delays in speech coding among children with Down syndrome and William’s syndrome

... inner speech can enhance the short-term recall of visually presented materials for which verbal labels are ...presented speech items, there is no need for phonological recoding, because auditory items have ...

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Developmental delays in speech coding among children with Down syndrome and William’s syndrome

Developmental delays in speech coding among children with Down syndrome and William’s syndrome

... Permanent repository link: http://openaccess.city.ac.uk/14236/ Link to published version: http://dx.doi.org/10.1016/j.ridd.2016.03.012 Copyright and reuse: City Research Online aims to m[r] ...

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Efficient Hardware/Software Implementation of LPC Algorithm in Speech Coding Applications

Efficient Hardware/Software Implementation of LPC Algorithm in Speech Coding Applications

... The whole design flow, except the simulation execu- tion, is covered by Xilinx EDK and ISE software pack- ages. The Adding a Processor System to and FPGA De- sign module introduces the two design flows of a hard- ware ...

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Speech Spectral Quantizers for Wideband Speech Coding

Speech Spectral Quantizers for Wideband Speech Coding

... perceptual speech quality after applying LSF vector quan- ...the speech signal using the unquantized prediction filter coefficients, and the reconstructed speech was generated by exciting a quantized ...

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Speech Coding Combining Chaos Encryption and Error Recovery for G 722 2 Codec

Speech Coding Combining Chaos Encryption and Error Recovery for G 722 2 Codec

... few speech codec that usually used in connectionless communication such as ...the speech data encryption and ...of speech to scramble the data sequence within a speech ...

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Novel Pitch Detection Algorithm With Application to Speech Coding

Novel Pitch Detection Algorithm With Application to Speech Coding

... (ii) Coding delay: Coding delay includes algorithmic (the buffering of speech for analysis), computational (time taken to process the stored speech samples) and transmission ...Firstly, ...

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Design and Comparison of Vector Quantization Codebooks for Narrowband Speech Coding

Design and Comparison of Vector Quantization Codebooks for Narrowband Speech Coding

... The goal in designing an optimal vector quantizer is to obtain N-element reproduction vectors representing any input vector with minimum spectral distortion. The codebook is then designed and trained by the training ...

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Simple Speech Transform Coding Scheme using Forward Adaptive Quantization for Discrete Input Signal

Simple Speech Transform Coding Scheme using Forward Adaptive Quantization for Discrete Input Signal

... the coding scheme for discrete input ...for speech signal coding by analys- ing performances in the cases of middle ...transform coding and forward adaptation significantly increase the ...

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Segmental Sinusoidal Model for Speech Signal Coding

Segmental Sinusoidal Model for Speech Signal Coding

... for Speech Signal ...the speech signal at the lower ...in speech coding. By using this method, a block of the speech signal with 20 ms to 30 ms width is coded based on Fourier series ...

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A parametric prosody coding approach for Mandarin speech using a hierarchical prosodic model

A parametric prosody coding approach for Mandarin speech using a hierarchical prosodic model

... encode speech at a very low bit rate of less than 2 kbps, the abovementioned existing sampled-based or frame-based speech coders are unable to obtain recon- structed speech with good intelligibility ...

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CODING AND ANALYSIS OF SPEECH IN COCHLEAR IMPLANT: A REVIEW

CODING AND ANALYSIS OF SPEECH IN COCHLEAR IMPLANT: A REVIEW

... increases speech intelligibility at a greater level. Also speech intelligibility decreases in noise though acceptable in noise-free ...in speech intelligibility with new emerging speech ...

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