IP Video Phone for TMS3206446™

Overview

Ittiam's iPVP6446 reference design offers a complete embedded software solution along with an application specific reference platform on TMS320DM6446™ processor from TI.

The design leverages the dual core architecture of the platform to offer high quality audio, video, telephony functions together with sophisticated O/S and user interface features and includes all the necessary on-board components for consumer-ready video-communications.

Features

• Full duplex audio and video
• Hands-free speaker phone
• Multi-way personal video and audio conferencing
• Supports multiple video coding standards including H.263, MPEG4 and H.264
• The relatively high processing overhead of H.264 harnessed through optimal innovative implementation on the DSP including 4 patent pending ideas.
• Supports multiple video resolutions at natural video frame rate
• Supports wide range of speech coding standards covering both narrow and wide band scenarios
• Supports SIP
• Abstracted User Interface and Call Control layer
• Fully integrated hardware and software solution
• Reference designs with built-in speaker and microphone, TFT color LCD and CCD camera with audio and video connections to interface to external TV or camera
• IP Connectivity with Ethernet and Wireless LAN interfaces

Target applications

• Standalone high quality and high performance IP video phones for home and enterprise applications
• Embedded application integrated in larger high performance systems especially IP STB
• Quality video conferencing for small and medium businesses

Specification: Software

• Video Codec
• H.264 up to VGA resolution at 30 fps
• H.263 up to D1 resolution at 30 fps
• MPEG-4 up to D1 resolution at 30 fps
• Multi-way conferencing
• H.264: 5-way at CIF and 30 fps
• H.263 and MPEG-4: 6-way at CIF and 30 fps
• Full Range of speech coders
• Narrow Band: G.711, G.723.1A, G.729AB
• Wideband: G.722.1
• Acoustic Echo Canceller: For speaker-phones with configurable echo tail lengths, rapid convergence, robust double talk detection
• Silence Suppression: Voice activity detection (VAD) / Comfort noise generation (CNG)
• Telephony Functions: DTMF tone generator and detector, call progress tones generator and detector
• Adaptive Jitter Buffer: Enhanced video and audio quality with various network conditions
• Network/Signaling Features
• Media Control - RTP / RTCP
• Network Control - TCP/IP/UDP, DHCP/FTP
• Integrated Framework with
• OS abstraction layer
• Hardware abstraction layer

Specification: Hardware

• Processor: TMS320DM6446™ from Texas Instruments
• Memory
• 32MBytes NOR Flash and 64MBytes NAND Flash
• 256 MBytes DDR RAM
• Audio/Video Interfaces
  • VGA LCD display (640x480)
  • CCD camera module
  • Component and S-Video out
  • RJ11 handset and headphone
  • Speaker, Microphone, Line-In and Line-Out
  • SPDIF audio out
  • Composite Video In/Out ports
• Communication Interfaces
  • 10/100 Base T Ethernet port
  • Support for Ethernet Switch
  • WLAN support through VLYNQ™ interface
  • SD/MS/MMC socket and Smart Media socket
  • USB master and slave port (high speed)
• System Interfaces
• Keypad input (alphanumeric and scroll keys)
• IR port for remote control support
• Interface to Hard-disk
• Touch Screen support with LCD
• Support for PS/2 keyboard
• UART interface for debugging
• JTAG port
• 5V (4A) power input
• Expansion connectors for future use

Contact

• For further information contact mkt@ittiam.com