Product overview of the products are used in the MPEG-4 encoder embedded system development.It adopted a functional super sound, video encoding chips, to be collected from the cameras, microphones and other equipment in the analog video.audio signal, compressed video output for high-quality and high compression ratio digital audio stream, and multicast transmission through the network.Remote Broadcasting level to achieve high quality sound and video transmission.The products provide transparent data access can be achieved for remote control operation of various equipment.It also provides a multi-channel alarm input and built-in alarm function campaign.The products are high resolution images, colored, low-latency and synchronization of audio and video outstanding advantages, such as good.to include distance learning, tele-medicine and other high-quality radio and television monitoring requirements of digital video applications.Main features

-- using embedded systems.high stability supports Ethernet interface

-- Interface

-- oil/E1 high resolution 720X576 image.adjusted downward

-- better real-time video codec -- a total delay of less than 200ms.Audio support transparent synchronous data transmission -- good (422/485 adjustable) -- both alarm signal input and output

-- both switch or remote network equipment through the serial port for configuration support

-- Unicast,

-- Broadcast and Multicast broadcast transmission quality, FULL D1

-- high-performance real-time coding.cost

-- easy to install, simple to use

-- to provide complete,Since the definition of a convenient development tool

-- OSD function

 --9 different regional campaign

-- audio alarm installed options,

-- to save bandwidth supports fixed rate and variable bit rate

-- two-way audio codec built four pictures

-- 40 elected for a switch video input feature

-- Adaptive Rate condition of the network to ensure image quality and technical characteristics of video

-- Video indicators 256k-5M bps

-- Bit-rate video data output mode :fixed rate / variable rate system /NTSC PAL switching system

-- Video resolution PAL :720*576,480*576,352*576 NTSC : 720*480.

-- 480*480,352*480 --GOP Adjustable brightness, contrast, saturation,Color flow adjustable input formats : MPEG-4 -- TS, PS, PES flow, or flow

-- Coding grades :

-- MPEG-4 SP extended to D1 interlaced NTSC frame rate :30 frames / sec, PAL : 25 frames / sec Audio

-- Audio sampling frequency characteristics of 32Kbps.44.1Kbps,48KHz

 -- Audio bitrate 192Kbps,224Kbps.-- I support the MPEG-1 Audio Layer 384Kbps.MPEG-1 Audio Layer II.MPEG-1 Audio Layer III -- Interface characteristics -- Stereo Audio Video Mode 4 Road composite video input (BNC/75 ) -- Audio Input :3.5mm stereo input and output interface (-46 to -3dBV--1K Ohm)

-- Audio Output :3.5mm stereo input and output interface (-46 to -3dBV-- least 16 Ohm)

-- set up port :DB-9, Baud Rate 9600,8 data spaces, without calibration, data communications interface

-- one stop spaces :Baud Rate 1200~115200 adjustable, data spaces, Parity, adjustable stop bits,422/485

-- two options -- both on the road, input switching output

-- Output Interface :10/100Mbps Ethernet physical characteristics -- the size of 435  200  44mm -- 50Hz power supply.150-220V power overload -- -- -- ?Q85% work : the temperature and humidity :-15  C-60  C Mpeg4 entire network video server D1 (decoding) outlined DN4000 products using embedded systems.

The MPEG-4 decoder to receive through the Ethernet interface, such as MPEG-4 audio interface oil/E1 flowaudio, video or conduct real-time video and audio decoder, the reduction of high-quality simulation as decoded audio signal.The decoder and the company developed the EN4000 encoder supporting the use of the series.Broadcast quality sound can be realized, video transmission.The products provide transparent data access can be achieved for remote control operation of various equipment.It also provides a multi-channel input to the report.The product can be used to include distance learning, tele-medicine, a variety of radio and television monitoring and digital video applications.Main features -- using embedded systems, high stability supports MPEG4

-- TS.PS and PES flow multiple flow decomposition

-- Interface -- oil/E1 support real-time Ethernet interface,

-- Video Codec total delay of less than 200ms.Audio support transparent synchronous data transmission

-- good (422/485 adjustable) -- Serial or through remote network configuration of the equipment

-- support for Unicast.-- Broadcast and Multicast broadcast transmission quality, FULL D1 -- high-performance real-time decoder.cost -- easy to install, simple to use

-- to provide complete,The second development tools to facilitate two-way audio codec --

-- Characteristics of technical indicators support MPEG4 video SPL1.L2 and L3 Video Decoder -- Full-screen NTSC video output system simulation.

-- Video spaces to a maximum rate of 10 Mbps -- the maximum video resolution of 720 x 576 audio characteristics

-- to support the ISO 11172-3 and ISO13818-3 Audio Decoder --MPEG-1 layer 1.layer 2 and malicious maximum of 448Kbps -- Audio : Stereo mode.Joint Stereo, Mono,Dual Mono video output composite video interface characteristics -- (BNC/75 )

-- Audio Input :3.5mm stereo input and output interface (-46 to -3dBV--1K Ohm)

-- Audio Output :3.5mm stereo input and output interface (-46 to -3dBV-- least 16 Ohm)

 -- set up port :DB-9, Baud Rate 9600,8 data spaces, without calibration, data communications interface

-- one stop spaces :DB-9, 1200~115200 adjustable baud rate, data spaces, Parity, adjustable stop bits,422/485 -- two adjustable alarm input -- both on the road

-- Switching Output Output Interface :10/100Mbps Ethernet applications

-- Video Surveillance (police, traffic, fire, telecommunications,government departments, oil fields, etc.)

-- Video-on-Demand network multimedia demonstration and teaching -- radio and television --