272 Vocoder PPTs View free & download

ECE 259 Digital Speech Processing LPC vocoder project PowerPoint PPT Presentation

ECE 259 Digital Speech Processing LPC vocoder project - ECE 259. Digital Speech Processing. LPC vocoder project. Teacher: ... LPC analysis. Predict speech sample s(n) from p previous samples with ... Analyse ...

ECE 259. Digital Speech Processing. LPC vocoder project. Teacher: ... LPC analysis. Predict speech sample s(n) from p previous samples with ... Analyse ...

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LowEnergy MultiUser VSELP Vocoder for a Domain Specific Reconfigurable DSP Architecture PowerPoint PPT Presentation

LowEnergy MultiUser VSELP Vocoder for a Domain Specific Reconfigurable DSP Architecture - CODEC. How to Save Energy? Eliminate idle time [Weiser, etal. ... CODEC Data Stream Observations. Users don't talk continuously (Data is sporadic and bursty) ...

CODEC. How to Save Energy? Eliminate idle time [Weiser, etal. ... CODEC Data Stream Observations. Users don't talk continuously (Data is sporadic and bursty) ...

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WMC: Unit IV PowerPoint PPT Presentation

WMC: Unit IV - (either high data rate or higher processing delay with ... Formant Vocoder (same as channel vocoder but instead of signal sample, position of highest peak ...

(either high data rate or higher processing delay with ... Formant Vocoder (same as channel vocoder but instead of signal sample, position of highest peak ...

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Voice Over IP PowerPoint PPT Presentation

Voice Over IP - ... ADPCM - adaptive delta PCM Fast 4:1 Compression, Good quality Vocoders (LPC, CELP, GSM) Slower, 12-30x compression common Voice only - Music does not work well ...

... ADPCM - adaptive delta PCM Fast 4:1 Compression, Good quality Vocoders (LPC, CELP, GSM) Slower, 12-30x compression common Voice only - Music does not work well ...

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Electronic Music PowerPoint PPT Presentation

Electronic Music - Describe typical modular subtractive synthesiser. Implement some example emulations ... Explain simple subtractive vocoder. Basic Concept ...

Describe typical modular subtractive synthesiser. Implement some example emulations ... Explain simple subtractive vocoder. Basic Concept ...

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Analysis - Analysis & Synthesis. The Vocoder and its related technology ... Deterministic or statistical analysis to find best formant 'track' ...

Analysis & Synthesis. The Vocoder and its related technology ... Deterministic or statistical analysis to find best formant 'track' ...

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Speech Processing PowerPoint PPT Presentation

Speech Processing - ... coders. Source (voice) coders (vo-coders) Source coders eg ... Waveform & Source Coders (Vocoders) 2 periodicities/redundancies in source. short-term (formants) ...

... coders. Source (voice) coders (vo-coders) Source coders eg ... Waveform & Source Coders (Vocoders) 2 periodicities/redundancies in source. short-term (formants) ...

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Electronic Music - Electronic Music. Dr Ian Drumm. Phase Vocoder. Aims ... Pitch shifting important tool in recording studio for correcting poor vocal performance ...

Electronic Music. Dr Ian Drumm. Phase Vocoder. Aims ... Pitch shifting important tool in recording studio for correcting poor vocal performance ...

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Acoustics of Music PowerPoint PPT Presentation

Acoustics of Music - Acoustics of Music. Dr Ian Drumm. Phase Vocoder. Aims ... Pitch shifting important tool in recording studio for correcting poor vocal performance ...

Acoustics of Music. Dr Ian Drumm. Phase Vocoder. Aims ... Pitch shifting important tool in recording studio for correcting poor vocal performance ...

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Contents - Rake Receiver. Variable Rate Vocoder. High quality voice ... Accurate power control, Rake receiver. Spread spectrum. Power Control. Autonomous power control ...

Rake Receiver. Variable Rate Vocoder. High quality voice ... Accurate power control, Rake receiver. Spread spectrum. Power Control. Autonomous power control ...

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Managing Cable Telephony Performance Albert Higashi, Telchemy PowerPoint PPT Presentation

Managing Cable Telephony Performance Albert Higashi, Telchemy - Codecs and PLC Algorithms. Codec. or. Vocoder. 1100...101010 't' milliseconds ... Codecs and PLC. Delay (Latency) Echo. Signal Level. Noise Level (c) Telchemy 2005 ...

Codecs and PLC Algorithms. Codec. or. Vocoder. 1100...101010 't' milliseconds ... Codecs and PLC. Delay (Latency) Echo. Signal Level. Noise Level (c) Telchemy 2005 ...

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Multimedia Communications: Speech Compression PowerPoint PPT Presentation

Multimedia Communications: Speech Compression - Yule-Walker Equations: LPC (N) mmc3.12. Prediction Gain. mmc3.13. LPC Modeling of Speech Spectrum ... LPC Vocoder, MP-LPC and CELP. mmc3.18. Standard Speech ...

Yule-Walker Equations: LPC (N) mmc3.12. Prediction Gain. mmc3.13. LPC Modeling of Speech Spectrum ... LPC Vocoder, MP-LPC and CELP. mmc3.18. Standard Speech ...

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HF Digital Voice PowerPoint PPT Presentation

HF Digital Voice - Available RNLA Firm system (RF-5801) SVDT. Available RF-5811 SVDU ... 600 bps Vector Quantized LPC-10e based vocoder integrated with Harris 600bps Serial Tone ECCM ...

Available RNLA Firm system (RF-5801) SVDT. Available RF-5811 SVDU ... 600 bps Vector Quantized LPC-10e based vocoder integrated with Harris 600bps Serial Tone ECCM ...

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Transceptores GSM CDMA PowerPoint PPT Presentation

Transceptores GSM CDMA - Una gran parte de las instalaciones de seguridad contra intrusi n emplean ... V.23 y superiores) y se ales de faxes (Grupo III), el VOCODER del enlace GSM ...

Una gran parte de las instalaciones de seguridad contra intrusi n emplean ... V.23 y superiores) y se ales de faxes (Grupo III), el VOCODER del enlace GSM ...

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Microcomputer Systems 2 PowerPoint PPT Presentation

Microcomputer Systems 2 - Microcomputer Systems 2 Time Stretching & Pitch Shifting of Audio Signals

Microcomputer Systems 2 Time Stretching & Pitch Shifting of Audio Signals

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Introduction to ZXC10-BSC PowerPoint PPT Presentation

Introduction to ZXC10-BSC - Introduction to ZXC10-BSC Content A BSC overview B subsystems of BSC A BSC Overview Position in system Hardware Architecture Mechanical and electrical Features ...

Introduction to ZXC10-BSC Content A BSC overview B subsystems of BSC A BSC Overview Position in system Hardware Architecture Mechanical and electrical Features ...

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Voice Quality and Testing EIT-03 Alan Percy Director of Business Development AudioCodes PowerPoint PPT Presentation

Voice Quality and Testing EIT-03 Alan Percy Director of Business Development AudioCodes - The Non Linear Processor (NLP) could clip, attenuate or distort the near-end speech ... Attenuation vs. tail length vs. adaptation speed vs. steady state coefficients ...

The Non Linear Processor (NLP) could clip, attenuate or distort the near-end speech ... Attenuation vs. tail length vs. adaptation speed vs. steady state coefficients ...

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Redes de datos m PowerPoint PPT Presentation

Redes de datos m - Title: Sin t tulo de diapositiva Author: Divisi n de Inform tica Last modified by: Helmut R. Dom nguez S. Created Date: 8/21/1997 6:05:58 PM Document presentation ...

Title: Sin t tulo de diapositiva Author: Divisi n de Inform tica Last modified by: Helmut R. Dom nguez S. Created Date: 8/21/1997 6:05:58 PM Document presentation ...

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CDMA Key Technology PowerPoint PPT Presentation

CDMA Key Technology - ZTE Corporation CDMA Division CDMA Key Technology Power Control Near-far problem If all mobiles transmitted at the same power level, the base station would ...

ZTE Corporation CDMA Division CDMA Key Technology Power Control Near-far problem If all mobiles transmitted at the same power level, the base station would ...

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FDMDV - ... than SSB (1.1 KHz) Should provide good copy at SNR of 3 dB. How does FDMDV work? ... Where to hear FDMDV. FDMDV activity is concentrated around 14.236 MHz ...

... than SSB (1.1 KHz) Should provide good copy at SNR of 3 dB. How does FDMDV work? ... Where to hear FDMDV. FDMDV activity is concentrated around 14.236 MHz ...

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A Complete Guide to Voice Over Internet Protocol` PowerPoint PPT Presentation

A Complete Guide to Voice Over Internet Protocol` - VoIP also known as internet telephony or broadband phone it is a way of making phone calls. With this VoIP guide you will find a complete learning for everything about VoIP, so you can get started today!

VoIP also known as internet telephony or broadband phone it is a way of making phone calls. With this VoIP guide you will find a complete learning for everything about VoIP, so you can get started today!

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Efficient TimeScale Modification of Speech and Clear Voice Systems PowerPoint PPT Presentation

Efficient TimeScale Modification of Speech and Clear Voice Systems - SA1 Speech synthesis - based on acoustical unit concatenation. SA2 Foreign ... SA5 Voice mail ... MA3 Film/soundtrack synchronization. MA4 Audio compression ...

SA1 Speech synthesis - based on acoustical unit concatenation. SA2 Foreign ... SA5 Voice mail ... MA3 Film/soundtrack synchronization. MA4 Audio compression ...

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FDMDV - FDMDV A New Digital Voice Mode for HF Marc C. Tarplee, Ph.D. N4UFP SC Section Technical Coordinator What is FDMDV? FDMDV is a new digital voice mode developed by ...

FDMDV A New Digital Voice Mode for HF Marc C. Tarplee, Ph.D. N4UFP SC Section Technical Coordinator What is FDMDV? FDMDV is a new digital voice mode developed by ...

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Evaluation of VoIP application PowerPoint PPT Presentation

Evaluation of VoIP application - Fixed rate: ITU-T G.729 B. Markov models. IP stack model. Network effects model ... Model for Fixed Rate Source Coder with Voice Activity Detection (DTX) [ITU-T ...

Fixed rate: ITU-T G.729 B. Markov models. IP stack model. Network effects model ... Model for Fixed Rate Source Coder with Voice Activity Detection (DTX) [ITU-T ...

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Understanding the Capabilities of Host Media Processing PowerPoint PPT Presentation

Understanding the Capabilities of Host Media Processing - Play prompt, record and play messages, detect DTMF tones, ASR ... Full-duplex conferencing, conference recording, automatic gain control, and DTMF clamping ...

Play prompt, record and play messages, detect DTMF tones, ASR ... Full-duplex conferencing, conference recording, automatic gain control, and DTMF clamping ...

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Project 25 Organization and Status Update PowerPoint PPT Presentation

Project 25 Organization and Status Update - Digital Communications. Interoperability. Project 25 History. The Important Role of Users ... Digital interoperability requires use of similar technologies and ...

Digital Communications. Interoperability. Project 25 History. The Important Role of Users ... Digital interoperability requires use of similar technologies and ...

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Modulation Techniques for Mobile Systems - /

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Time-scale and pitch modification PowerPoint PPT Presentation

Time-scale and pitch modification - Title: Time-scale and pitch modification Author: Alexey Lukin Last modified by: Alex Created Date: 9/21/2006 4:47:55 PM Document presentation format

Title: Time-scale and pitch modification Author: Alexey Lukin Last modified by: Alex Created Date: 9/21/2006 4:47:55 PM Document presentation format

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Multimedia Data Compression PowerPoint PPT Presentation

Multimedia Data Compression - Multimedia Data Compression Mee Young Sung University of Incheon Department of Computer Science & Engineering mysung@incheon.ac.kr

Multimedia Data Compression Mee Young Sung University of Incheon Department of Computer Science & Engineering mysung@incheon.ac.kr

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Digital Communication System PowerPoint PPT Presentation

Digital Communication System - dengan diagran kondisi atau dengan diagram trellis. 00. 10. 11. 01 (0)011 (1)100 (0)000 ... Diagram trellis ( Untuk Proses Decoder) Input '0' Input '1' 00. 01 ...

dengan diagran kondisi atau dengan diagram trellis. 00. 10. 11. 01 (0)011 (1)100 (0)000 ... Diagram trellis ( Untuk Proses Decoder) Input '0' Input '1' 00. 01 ...

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SubSystems for HF Application PowerPoint PPT Presentation

SubSystems for HF Application - Source Codecs - operate based on the speech model ( LPC) Hybrid Codecs - attempt to bridge between Source Codecs and Waveform Codecs (MPE, ...

Source Codecs - operate based on the speech model ( LPC) Hybrid Codecs - attempt to bridge between Source Codecs and Waveform Codecs (MPE, ...

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Piano vst - Founded in 2007, Sound Magic Co., Ltd (neovst.com). has transformed into one of the primary pioneers in virtual instruments and DSP software for music production. now we provide over 50 plugins including pianos, strings, guitars, ethnic instruments drums and audio effect units.

Founded in 2007, Sound Magic Co., Ltd (neovst.com). has transformed into one of the primary pioneers in virtual instruments and DSP software for music production. now we provide over 50 plugins including pianos, strings, guitars, ethnic instruments drums and audio effect units.

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CDMA System Basis PowerPoint PPT Presentation

CDMA System Basis - CDMA System Basis Features of Wireless Telecomm Individually Bad propagation environment Co-channel, Adjacent channel interference and near-far effect.

CDMA System Basis Features of Wireless Telecomm Individually Bad propagation environment Co-channel, Adjacent channel interference and near-far effect.

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Linear Predictive Coding for Speech Compression PowerPoint PPT Presentation

Linear Predictive Coding for Speech Compression - Sub-band adaptive filtering based on cochlear model. Model for Speech Synthesis ... Each segment analyzed to determine excitation signal ... Cochlear Modelling ...

Sub-band adaptive filtering based on cochlear model. Model for Speech Synthesis ... Each segment analyzed to determine excitation signal ... Cochlear Modelling ...

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Class 5 Speech Coding or how to reduce bits count without loss of much quality PowerPoint PPT Presentation

Class 5 Speech Coding or how to reduce bits count without loss of much quality - If we neglect the issues of speech quality and individual characterization of ... in reducing the bit rate significantly and in CELP all spectral and prosodic ...

If we neglect the issues of speech quality and individual characterization of ... in reducing the bit rate significantly and in CELP all spectral and prosodic ...

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Bluray http:www.bluray.comfaq PowerPoint PPT Presentation

Bluray http:www.bluray.comfaq - ... are improving but still recognizable (automated phone calls) Phase insensitivity ... The reverse is not true a higher tone does not mask a lower tone well ...

... are improving but still recognizable (automated phone calls) Phase insensitivity ... The reverse is not true a higher tone does not mask a lower tone well ...

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Applications on TimeScale Modification of Music Synchronizing Tracks of Music the Conductor Program PowerPoint PPT Presentation

Applications on TimeScale Modification of Music Synchronizing Tracks of Music the Conductor Program - Applications on Time-Scale Modification of Music - Synchronizing ... Johannes Brahms. Hungarian Dance No.5. Volunteer? ( If there is still time) Johann Strauss ...

Applications on Time-Scale Modification of Music - Synchronizing ... Johannes Brahms. Hungarian Dance No.5. Volunteer? ( If there is still time) Johann Strauss ...

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ZXC10-BSC Sub-System PowerPoint PPT Presentation

ZXC10-BSC Sub-System - Subsystems of BSC Lesson Objectives ... of searching for satellite R S T Fault indicator Reset key Power switch ... center and packet data exchange platform of ...

Subsystems of BSC Lesson Objectives ... of searching for satellite R S T Fault indicator Reset key Power switch ... center and packet data exchange platform of ...

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BLOS Comms AHWG Report The Hague, NL, MayJune 2006 PowerPoint PPT Presentation

BLOS Comms AHWG Report The Hague, NL, MayJune 2006 - New Mexico State University. Klipsch School of Electrical and Computer Engineering ... Harris has applied for patent on HDL Controversial: AHWG doesn't like ...

New Mexico State University. Klipsch School of Electrical and Computer Engineering ... Harris has applied for patent on HDL Controversial: AHWG doesn't like ...

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As We May Think PowerPoint PPT Presentation

As We May Think - Title: PowerPoint Presentation Last modified by: David Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show Other titles

Title: PowerPoint Presentation Last modified by: David Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show Other titles

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Pitch Manipulation with Phase Vocoding PowerPoint PPT Presentation

Pitch Manipulation with Phase Vocoding - 'At the 1939 World's Fair a machine ... No human vocal cords entered into the procedure at any point; the keys simply ... Elements of Computer Music (Moore) ...

'At the 1939 World's Fair a machine ... No human vocal cords entered into the procedure at any point; the keys simply ... Elements of Computer Music (Moore) ...

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The%20Role%20of%20Programmable%20DSPs%20in%203G%20Handsets%20%20Chaitali%20Sengupta%20February,%202002 PowerPoint PPT Presentation

The%20Role%20of%20Programmable%20DSPs%20in%203G%20Handsets%20%20Chaitali%20Sengupta%20February,%202002 - (MOBILE USER) channel. MRC (multipath and Tx diversity) DPE AND FINGER. ALLOCATION. TIME TRACKING ... Choice of system partitioning ...

(MOBILE USER) channel. MRC (multipath and Tx diversity) DPE AND FINGER. ALLOCATION. TIME TRACKING ... Choice of system partitioning ...

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Voice over IP: Dienstequalit PowerPoint PPT Presentation

Voice over IP: Dienstequalit - ... Server Ethernet Router/Switch Snom 360 Snom 320 Ethernet Asterisk Server DHCP Server NETEM Softphone Grandstream VoIP Labor (SIP-LAB) ...

... Server Ethernet Router/Switch Snom 360 Snom 320 Ethernet Asterisk Server DHCP Server NETEM Softphone Grandstream VoIP Labor (SIP-LAB) ...

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Technical Introduction to CDMA PowerPoint PPT Presentation

Technical Introduction to CDMA - Technical Introduction to CDMA Course Outline Basic CDMA Principles Coding Forward and Reverse Channels CDMA Operational Details Multiplexing, Forward and Reverse ...

Technical Introduction to CDMA Course Outline Basic CDMA Principles Coding Forward and Reverse Channels CDMA Operational Details Multiplexing, Forward and Reverse ...

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Digital Voice Waveform Selection PowerPoint PPT Presentation

Digital Voice Waveform Selection - Lower bit rates require modeling characteristics of human voice. HFIA 2005 , #4 ... Periodic pulse train or white noise excite an all pole synthesis filter ...

Lower bit rates require modeling characteristics of human voice. HFIA 2005 , #4 ... Periodic pulse train or white noise excite an all pole synthesis filter ...

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Ingen%20bildrubrik PowerPoint PPT Presentation

Ingen%20bildrubrik - Ingen bildrubrik ... System Overview

Ingen bildrubrik ... System Overview

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TLMN 625 Wide Area Networking Systems PowerPoint PPT Presentation

TLMN 625 Wide Area Networking Systems - Remote Access refers to any technology that enables you to connect users in ... Source coders operate using a model of how the source was generated ...

Remote Access refers to any technology that enables you to connect users in ... Source coders operate using a model of how the source was generated ...

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The Fourier Theory PowerPoint PPT Presentation

The Fourier Theory - The Fourier Theory Jean Baptiste Fourier (19th Century French Mathematician) proved: Any periodic waveform can be expressed as sum of one or more sine waves

The Fourier Theory Jean Baptiste Fourier (19th Century French Mathematician) proved: Any periodic waveform can be expressed as sum of one or more sine waves

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Next Generation AirGround Communications System NEXCOM PowerPoint PPT Presentation

Next Generation AirGround Communications System NEXCOM - F E D E R A L A V I A T I O N A D M I N I S T R A T I O N A I R T R ... Spectrum Service Life Extension Program (SLEP) * Subject to Executive Council Approval ...

F E D E R A L A V I A T I O N A D M I N I S T R A T I O N A I R T R ... Spectrum Service Life Extension Program (SLEP) * Subject to Executive Council Approval ...

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Digital Audio PowerPoint PPT Presentation

Digital Audio - Digital Audio What do we mean by digital ? How do we produce, process, and playback? Why is physics important? What are the limitations and possibilities?

Digital Audio What do we mean by digital ? How do we produce, process, and playback? Why is physics important? What are the limitations and possibilities?

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Feature Extraction for ASR PowerPoint PPT Presentation

Feature Extraction for ASR - That's actually become a very fun demo which I still play in my class. ... Assume simple excitation/vocal tract model. Assume cascaded resonators for vocal tract ...

That's actually become a very fun demo which I still play in my class. ... Assume simple excitation/vocal tract model. Assume cascaded resonators for vocal tract ...

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VHF/UHF Digital Modes and SCHEARTS PowerPoint PPT Presentation

VHF/UHF Digital Modes and SCHEARTS - This would allow statewide voice and data traffic ... low-speed data (1200 bit/sec) GPS/APRS info can be transmitted simultaneously with DV ...

This would allow statewide voice and data traffic ... low-speed data (1200 bit/sec) GPS/APRS info can be transmitted simultaneously with DV ...

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Technical Introduction to CDMA - Digital modulation has several advantages over analog modulation: Digital signals can be more ... rates but at some penalty in speech quality Hybrid Coders ...

Digital modulation has several advantages over analog modulation: Digital signals can be more ... rates but at some penalty in speech quality Hybrid Coders ...

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Vocoder PowerPoint PPT Presentations