NEC's VideoWorks
TC5000EX7
video codec
facilitates
videoconferencing
applications
through universal
interoperability
and surprising
affordability.

For over twenty years, NEC has been a leader in providing outstanding video compression. To follow suit, NEC now introduces the new, cost-effective TC5000EX7 video codec to its VideoWorks family of products, providing:

  • High-quality video
  • Reliable performance
  • Outstanding value
  • Ease of use
  • Compatibility with all ITU-T H.320 standards compliant equipment.

Videoconferencing today is an exciting and emerging market. With the advent of NEC's TC5000EX7 video codec, NEC makes videoconferencing more accessible to an increasing number of companies. It's an affordable solution by the leader in videoconferencing technology, NEC.

NEC's TC5000EX7 fully supports ITU-T H-320 standards and is interoperable with other ITU-T compliant codecs. It offers user-selectable bit rates, ranging from 56kbps to 1.544Mbps (Full T1) for fast and dependable video, audio and data transmission.

With NEC's much awaited TC5000EX7 codec, even modest sized businesses and organizations can now benefit from the competitive video networking capabilities offered through NEC's VideoWorks solution: Telemedicine, for remote clinical examination, consultation and diagnosis; Distance Learning, for remote training and education; Video Surveillance, for more effective security operations; Remote Arraignment, for safer judicial processing of criminal suspects; and Video Conferencing, for conducting cost-effective meetings with business professionals at remote locations. As applications and end user requirements evolve, NEC products will continue to expand to meet today's ongoing videoconferencing challenges.

Business Communications Excellence Through
NEC's VideoWorks Solution

In the age of advanced information dissemination, telecommunications excellence is paramount to the success of any organization. Maximize your business potential with NEC's powerful VideoWorks solution. Because videoconferencing is a dynamic way to deliver information at the speed of sight.

Standard Features:

  • Low-cost, compact design
  • Fully supports ITU-T H.320 standards
  • Bit rates from 56kbps to 1.544Mbps
  • Proprietary NEC technology improves video quality at lower speeds
  • Two low-speed and one highspeed data settings for various applications
  • ITU-T compliant audio transmission with G.722 (7KHz) and G.711 (3.4 KHz)
  • User-friendly operation and set-up through convenient LCD display
  • Two external control interfaces for operation administration and maintenance
  • Supports a variety of network interfaces
  • Provides MCU (Multipoint Control Unit) connectivity for ITU-T H.243 standards
  • G.728 (16 kbps) audio coding (With this option, users can devote a greater bandwidth for video transmission.)

TC5000EX7 video codec Specifications


NETWORK INTERFACE

Users select from the following:

  • Tl
  • ISDN PRI
  • dual/single RS449
  • dual/single V.35
  • d/s RS449 with RS366 dialing
  • d/s V.35 with RS366 dialing

BIT RATE

  • 56/64 Kbps to full Tl (1.544 Mbps)

VIDEO IN/OUT INTERFACE

NTSC one channel

  • Level: 1Vp-p
  • Impedance: 75 ohm unbalanced (coaxial) 2

VIDEO CODING ALGORITHM

ITU-T H.261 standards
Resolution:
  • CIF (288 line x 352 pel)
  • QCIF (144 line x 176 pel)
  • HCIF (240 line x 240 pel)
  • NCIF (240 line x 352 pel)
    • motion compensation: +/- 15 pel
    • error correction
  • BCH (511,493) 2 bit random error and 6 bit burst error correction

AUDIO INTERFACE

  • Level: 0 dBm
  • Impedance: 600 ohm balanced

AUDIO CODING

  • ITU-T G.711 (u/A-law, 3.4 Khz)
  • ITU-T G.722 (SB-ADPCM, 7Khz)
  • ITU-T G.728 (option 16Kbps audio)

HSD (HIGH SPEED DATA) PORT

One channel

  • Interface: RS-530
  • Protocol: sync
  • Bit rate: 56/64 Kbps-672/768 Kbps (1/2 Tl)

LSD (LOW SPEED DATA) PORT

Two (2) channels

  • Interface: RS232C
  • Protocol: Async or Sync
  • Bit Rate: 1,200 to 14,400 Kbps

CONTROL PORT

Two (2) EXT control ports

  • Interface: RS232C
  • Protocol: Async
  • Bit rate: 1,200 to 9,600 bps

MULTIPLEX FRAMING FORMAT

Meets ITU-T H.221

SYSTEM NEGOTIATION PROTOCOL

Meets ITU-T H.242

SIZE

16.9" (W) x 14.5" (D) x 3.5" (H)

WEIGHT

Approx. 31 lbs.

POWER REQUIREMENT

AC117V+/-l0% less than 150VA

ENVIRONMENT

Temperature: 41° F to 104° F
Humidity: 45% to 85%