Multichannel vocoders

   PC model   C3x   C54x   C55x   C6x   eXpress DSP 

ITU-T G.722.1
wideband speech codec 24/32 kbps

      eXpressDSP Compliant

ITU-T G.726
ADPCM speech codec 16/24/32/40 kbps

     

ITU-T G.728 (Annex G)
LD-CELP speech codec 16 kbps

       

LD-CELP
proprietary speech codec 16 kbps

       

EFR GSM
ACELP speech codec 12.2 kbps

      eXpressDSP Compliant

VSELP
proprietary speech codec 8 kbps

       

ITU-T G.729
CS-ACELP speech codec 8 kbps

    eXpressDSP Compliant

ITU-T G.729 (Annex A)
CS-ACELP speech codec 8 kbps
(low complexity)

       

ITU-T G.729 (Annex A and B)
CS-ACELP speech codec 8 kbps (VAD,DTX)

     

ITU-T G.729 (Annex D)
CS-ACELP speech codec 6.4 kbps/ 8.0 kbps

       

ITU-T G.729 (Annex E)
CS-ACELP speech codec 8.0 kbps/ 11.8 kbps

       

ITU-T G.723.1 (Annex А)
MP-MLQ/ACELP speech codec 6.3/5.3 kbps (VAD,DTX)

     

Federal Standard FS1016
CELP vocoder 4.8 kbps

       

TCELP4600
proprietary TCELP vocoder 4.6 kbps

     

Standard MELP
MELP vocoder 2.4 kbps

       

LPC2400
proprietary LPC vocoder 2.4 kbps

       

LSP2400
proprietary LPC vocoder 2.4 kbps

       

MELP2200
proprietary MELP vocoder 2.2 kbps

     

MELP2000
proprietary MELP vocoder 2.0 kbps

         

MELP1800
proprietary MELP vocoder 1.8 kbps

         

MELP1200
proprietary MELP vocoder 1.2 kbps

         

MELP600
proprietary MELP vocoder 600 bps

         

LPC1200
proprietary vocoder 1.2 kbps

     

Robust multichannel vocoders

   PC model   C3x   C54x   C55x   C6x 

Robust vocoder RMELP 7200 bps

       

Robust vocoder RMELP 4800 bps

     

Robust vocoder RMELP 4400 bps

     

Robust vocoder RMELP 2400 bps

       

Algorithms for telephony

   PC model   C3x   C54x   C55x   C6x   eXpress DSP 

ITU-T G.165
digital echo canceller (16 ms)

  eXpressDSP Compliant

ITU-T Q.23 DTMF detector
(spectral analysis)

       

ITU-T Q.23 DTMF detector
(notch filters)

      eXpressDSP Compliant

ITU-T Q.24 DTMF generator

       

Pulse number code generator

       

Pulse number code detector

       

PBX signalization generator
(signals: "busy", "PBX answer", "call progress", etc. )

       

PBX signalization detector
(signals: "busy", "PBX answer", "call progress", etc. )

       


Low bit rate video coding

Robust video codec 9600 bps

Realization of robust low bit rate video codec 9600 bps for using in digital radiochannels


VIdeo codec ITU-T H.263

Realization of ITU-T H.263 and low bit rate extensions for DSP TMS320C6xxx


Software for signal analysis and digital filters design

EDSW

EDSW - universal tool for signal analysis, editing, processing

Win32 DOS

FD_2

Filter Design - 2 for DOS

Power tool for digital filter design

DOS

FD_3

Filter Design - 3 for Windows

Power tool for digital filter design

Win32


Speech Enhancement

NRU

NRU - Noise reduction unit for low bit rate vocoders

NCL Demo

Speech Enhancement software for PC

SHPM

SHPM - denoising unit for transport communication systems (railways, underground railways, etc.)

Win32

DSP

HF modems and HF channel simulators

HF modem using TMS320C31

HF modem using TMS320C50

HF channel simulator (CCIR 549 recommendation)

V.42 protocol implementation

V.42 protocol implementation using TMS320C50


Multichannel Speech Recording Systems

DR-8/16/32

Multichannel Speech Recording Systems

KOP

Systems of quality control of management

Win32


Speech information systems

DICTOR

Speech information system for big railways stations and aeroports

Win32 Win16


Systems of transport control

STC

Information system for train movement control

Win32 Win16


Universal DSP units

Universal ISA DSP unit C-2 with analog telephone interfaces

Universal PCI DSP unit C-8

Universal DSP unit TMS320C31

Universal DSP unit TMS320C5x

Universal DSP unit TMS320VC5409

Universal DSP unit TMS320VC549

Universal DSP unit 640 MIPS 4 chips TMS320VC5410

Universal analog interfaces units

8 channel PCI universal analog interface unit


OLD DESIGNS AND PROJECTS (not supported)

DSPFast

DSPFast - Special software for TMS320C6201 EVM debugging

C-2

2 channel IP-phone gateway

C-8

8 channel IP-phone gateway


Products

Multichannel vocoders

Robust multichannel vocoders

Algorithms for telephony

Video signal coding

Speech Enhancement

Software for signal analysis and digital filters design

HF modems and HF channel simulators

Speech registration systems

Speech information systems

Systems for transport control

Universal DSP units

Universal analog units


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