Network Video Video-wall Monitoring System

Ⅰ、System Introduction

With increasing development of network technology, the scale of monitoring system is continuously expanding and video-onto-wall is getting more and more important for large-scale network monitoring center；for the monitoring system with many scattered monitoring points，it is in urgent need to adopt network equipments to take video-onto-wall and intensively manage each monitoring point.
Based on the demand，Shanghai Acccella Technologies Limited independently develops and produces imbedded H.264 network video decoder、matrix series of product to meet the demand of large-scale centralized network monitoring going to wall.

Ⅱ、Demand Analysis

Large-scale network monitoring centers all need video onto wall. At present，the major demand on the video wall in the market is reflected as below：

1. Video wall display：realize video signal onto wall by setting video matrix；
2. Video wall planning：support the setting of video wall planning，and the users can save and modify video wall planning；
3. Robin display：realize automatic robin display of multi-channel picture in the channels of video wall；
4. Large-scale monitoring center：realize multi-channel centralized video monitoring；
5. Centralized dispatching function：switch video flexible to meet different monitoring demand；
6. Alarm function：at alarm, video picture pops out on video wall；
7. Remote monitoring center based on network：realize large-range and distributed monitoring through internet；

Ⅲ、System Function Characteristics

1. Realize remote centralized management completely based on networking structure；
2. Decode many formats of code, like MJPEG、MPEG4, H.264, etc.；
3. In the front end support thousands of channels of video input；
4. Decoding matrix adopts modularized design，and have some advantages, like high reliability、easy expansion and more convenient maintenance；
5. Use imbedded operation system，with high security and reliability；
6. Realize centralized dispatching，flexibly switch video source；
7. Support video wall fixed mapping and robin mapping；
8. Realize 64×8＝512 channels of output large-scale network video onto wall by mating with network video matrix control software, NetMatrix；
9. Support externally connected R485 keyboard、remote control and control camera and PTZ at front-end shooting point；
10. Realize the switch of live picture，prior display of alarm picture，alarm information log and other functions；

Ⅳ、System Product Introduction

1、Core Equipment：VE2008HAnetwork video matrix

VE2008HAnetwork video matrix supports H.264decoding format and 8 channels of D1 video decoding output. Each channel of video output port can take robin display. It is applicable to the monitoring center to take video-onto-wall through network video matrix. It can realize the combined use of several VE2008HA and centralized dispatching management with NetMatrix matrix control software，and meanwhile support RS485 keyboard and remote control, by more convenient operation.

2、Product Characteristics

1. Full-digital direct network access；
2. Support various network transmission protocols；
3. High output picture definition，small timelag；
4. Decode various formats of code，like MJPEG、MPEG4 and H.264；
5. Output 8 channels of D1 picture at maximum；
6. Support as many as 2048 channels of video input；
7. modularized structure design，big capacity、expandable port；
8. imbedded real-time operation system ，high security and stability；
9. support two mapping methods, video wall fixed mapping and robin mapping；
10. Realize the combined use of several VE2008HA with；
    

3、Technology Parameter Table

4、Software Introduction

NetMatrix decoding matrix management software is one application software for network video equipment resources configuration and decoding channel information configuration and management, developed independently and produced by Shanghai Acccella Technologies Limited which owns full independent intellectual property.
The system can be run on the Windows XP、Windows 2000 series and superior operation system platforms. It provides friendly visual operation interface and integrates resource configuration on network matrix and decoder、decoding channel configuration、centralized/unified management of front-end 2048 channels of NVS（network video equipment） and as well as the decoding of several channels of NVS（network video equipment）video output onto video wall、network malfunction diagnosis and other functions, realizing safe monitoring and comprehensive management on video operation.
1）Basic Software Functions：

1. Two mapping methods, support fixed mapping and robin mapping；
2. Support the decoding of several channels of NVS（network video equipment）resource information；
3. Make the mapping and robin mode switch of decoding channel information in many ways；
4. Start、stop and delete the decoding channel information；
5. View detailed information in decoding channel；
6. Realize remote video monitoring management via Internet based on TCP/IP protocol；
7. Decode real-time video of H.264 compression standard；
8. Humanized user interface, convenient for the users to operation and maintain；
9. Alarm management on real-time display alarm channel；
10. Control on intelligent keyboard and remote control；

2）Special Product Functions

1. Provide Qos（Quality Of Service：service quality）function，to ensure fluid real-time video；
2. Support the connection modes of TCP（HTTP）and UDP（VSP）protocols；
3. Decode and output many channels of real-time video of D1 standard（720*576）at the same time ；
4. Switch by robin method to protect the users’ investment；
5. Support the centralized/unified management on 2048 channels of NVS（network video equipment）；
6. Provide malfunction diagnosis function，convenient for the users to take malfunction diagnosis and effective management；
7. Make resource optimization configuration to ensure fluid real-time video；

5、Relevant Equipments
The system includes other relevant equipments as below：

1. camera、PTZ；
2. network video server（VE1000 series）；
3. video wall ；
4. PC（install NetMatrix software and make configuration ）；
5. Intelligent keyboard and remote control；

Ⅴ、Product Application Networking Structure Drawing

As shown in the drawing：

1. At the front-end is each scattered monitoring point. Configure relevant quantity of network video servers for local monitoring and video recording；
2. Transmit the data to the monitoring center by network. The commonly used\ network transmission modes are：telephone ADSL dial，special line（DDN、ATM、）、LAN transfer mode（LAN）；
3. The monitoring center adopts network video decoder and matrix to realize video data onto video wall. At the same time the monitoring center needs one set of PC, installed with NetMatrix software to configure decoder and matrix to realize the functions including dispatching and robin；

Ⅵ、Applied Range

The system has been widely used in large-scale network video monitoring centers，such as police 110 command center，large traffic display dispatching center，armed police combat command center and power dispatch center.