CN204741529U - Complete professional tertiary diagnostic system of spectral analysis - Google Patents

Abstract

The utility model discloses a complete professional tertiary diagnostic system of spectral analysis, including a plurality of signal acquisition passback equipment, arrange at center computer room respectively, divide front end and this tertiary node of optical node, monitoring server, it is arranged at center computer room and is provided with safe content storehouse, this safe content storehouse is used for legal, safe just meet the standard's the content of storage to as the content foundation of comparing, this monitoring server is used for received signal to gather the picture data of passback equipment passback to the content is compared in selecing picture data and safe content storehouse, the monitoring client for the monitoring picture and the alarm information that show monitoring server output. The monitoring technology of the current radio, TV and film industries of contrast, the utility model discloses a mechanism is compared to the picture that safe content storehouse was establish, compares traditional TS stream and look audio decoder output monitoring, and the monitoring precision is higher, has more practical value. Terminal virtualization technique, it is direct to the the patrolling and examining and fault finding of each minute front end terminal traffic, improve the barrier time of arranging and fortune dimension benefit greatly.

Description

A kind of radio and television full-service three grades of diagnostic systems

Technical field

The utility model relates to digital TV field, especially a kind of radio and television full-service three grades of diagnostic systems.

Background technology

Safe broadcast is the problem that radio, TV and film industries are paid much attention to all the time.The content information monitoring that digital television signal transmits is the important means that safe broadcast ensures.Along with digital television signal institute bearer service gets more and more, be the broadcast that ensures safety, the content information of required monitoring also gets more and more.

At present, the major technique of the content monitoring of radio, TV and film industries comprises:

1), IPization builds

Obtain the multicast code stream in LAN by IP network, signal can United Dispatching and concentrated deployment multi-channel image processor monitoring main frame.

2), audio-visual content monitoring

Current radio, TV and film industries can support that multiple high standard definition program is decoded, such as: MPEG-2, MPEG-4, H.264, the high standard definition video decode of AVS; The audio decoder of MP2, MP3, AC3, AAC, DRA.

Simultaneously, also support the video malfunction monitorings such as Hei Chang, quiet frame, video-losing, video decode exception, color field, colour bar, station symbol loss, video scrambling, resolution chart exception, support the audio frequency malfunction monitorings such as audio frequency is lost, volume is too high, volume is too low, audio scrambling.Also can monitor that transformation parameter changes (source address, audio frequency and video PID change), coding parameter changes Signal transmissions faults such as parameter modifications such as () resolution, color format, sound channel, sample rates.

3), monitoring, alarming

Existing monitoring technology, can provide the multiple type of alarms such as voice, daily record, OSD, database, note, title bar, frame for monitoring depending on, audio content.

4) many picture monitoring displays

By concentrating by the multiple different channel content of large scale display, combination needs multiple channels of monitoring to carry out Centralizing inspection.

But the safe broadcast content of above-mentioned traditional radio, TV and film industries monitors the shortcoming still existed:

A) monitoring of traditional radio, TV and film industries only can monitoring depending on, audio frequency Digital Television, effective safe broadcast safeguards technique means are lacked to systems such as graph text information (mail, OSD etc.), value-added services (EPG advertisement etc.), the monitoring of effective full-service content can not be realized.

B) it is often increase a business (system) the just a set of safe broadcast monitoring equipment of corresponding increase that traditional peace broadcasts monitoring thinking, but along with digital television business is fast-developing, value-added service gets more and more, by this thinking, the problems such as investment is many, system is many, O&M is difficult, Ren Yuanduo, troubleshooting confusion certainly will be caused, be tantamount to allow the originally just fragile business prototype of traditional radio, TV and film industries make the matter worse.

C) fault location is unclear, and too much non-essential fault location, investigation work, certainly will increase the O&M cost of radio and TV operator; Meanwhile, excessive troubleshooting duration, also will expand the impact of fault.

Utility model content

For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of radio and television full-service three grades of diagnostic systems.

The technical solution adopted in the utility model is:

A kind of radio and television full-service three grades of diagnostic systems, comprise

Multiple signals collecting upstream device, is deployed in these three grades of nodes of central machine room, sub-headend and optical node respectively, exports picture data for the terminal gathering three grades of nodes and returns;

Monitor server, it is deployed in central machine room and is provided with secure content storehouse; This secure content storehouse for store legal, safety and standard compliant content, using the content basis as comparison; This monitor server is used for the picture data that Received signal strength gathers upstream device passback, and chooses content in picture data and secure content storehouse and compare, and when comparison exception output alarm information;

Monitoring client computer, for showing monitoring picture and the warning message of monitor server output.

Further, the terminal that described signals collecting upstream device gathers exports picture data with the IP signal return after conversion to monitor server.

Further, the terminal of described three grades of nodes is Set Top Box.

The beneficial effects of the utility model:

1. pioneering full-service three grades contrast scheme, utilize image comparison technology, just can realize full-service (video and audio, picture and text, data etc.) content by a system and prevent intercutting safe broadcast guarantee, changing the mode that traditional radio, TV and film industries business is equipped with a monitoring system.

2. first the definition in the passback of different level picture (business), image real time contrast technology and secure content storehouse is applied to radio, TV and film industries monitoring system, can realize screening safe broadcast illegal contents and signal quality at the whole network simultaneously, by branch company's safe broadcast monitoring system from head center's machine room in the past, expand to the above region of whole city's optical node, the later stage also can extend to each user terminal further.

3. adopt terminal Intel Virtualization Technology, realize center remote control sub-headend terminal (Set Top Box etc.) and carry out patrolling and examining and malfunction elimination, Timeliness coverage, localizing faults, auxiliary O&M.

terminological interpretation:

IP:Internet Protocol, the agreement interconnected between network.Carry out communicating and the agreement designed for computer network is interconnected.

MPEG:Moving Picture Experts Group, dynamic image expert group.Formulate the tissue of international standard specially for moving image and compress speech, be responsible for specially as CD sets up Audio and Video standard.Mainly contain MPEG-1, MPEG-2, MPEG-4, MPEG-7 and MPEG-21 etc. at present.

H.264: be also MPEG-4 Part X simultaneously, it is the high compression digital video coding-coding device standard that the joint video team (JVT, Joint Video Team) constituted jointly by ITU-T Video Coding Experts group (VCEG) and ISO/IEC dynamic image expert group (MPEG) proposes.

AVS:Audio Video coding Standard, source coding standard.China possesses the second generation source coding standard of independent intellectual property right, and it comprises four support such as main technical standards and compliance test standards such as system, video, audio frequency, digital copyright management.

The compress levels of MP2, MP3:MPEG-1 audio standard definition.

AC3:Audio Coding3, audio coding 3.The synonym of DOLBY DIGITAL, DOLBY DIGITAL is a kind of advanced audio compression technology, and it can be encoded to the independent sound channel that 6 bit rates are up to 448kbps at most.

AAC:Advanced Audio Coding, a kind of file compression formats aiming at voice data design.

DRA:Digital Rise Audio, the Digital Audio Coding Technology of a national standard.

OSD:On Screen Display, is be applied on CRT/LCD display, produces some special font or figures in the screen of display, allow user obtain some information.

EPG:Electronic Program Guide, electric program menu.Index and the navigation of miscellaneous service in digital TV set-top box are provided, provide all kinds of menu, button, link etc. that user can be supplied to select the assembly directly clicked during program.

TS flows: Transport Stream, transport stream.Be multiple parts of a program are carried out organizing according to the cross correlation between them and adds each part relationship description and program composition information, and be packaged into the code stream after transmission package further.TS stream is by video, audio frequency, PSI(Program Specific Information, Program Specific Information) etc. data be packaged into transmission package and transmit.Be mainly used in program transmission.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.

Fig. 1 is system architecture diagram of the present utility model;

Fig. 2 is the setting of the utility model comparison content and issues interface schematic diagram;

Fig. 3 is the interface schematic diagram that the utility model adds task;

Fig. 4 is the utility model secure content storehouse picture comparison schematic diagram;

Fig. 5 is the contrast flow chart of the utility model picture and text matchmaker money;

Fig. 6 is the contrast flow chart of the utility model central standard mass flow.

Embodiment

As shown in Figure 1, the utility model is primarily of four part compositions:

1. signals collecting upstream device

Signals collecting and upstream device are deployed in each monitoring point, and be deployed in central machine room, sub-headend and optical node three nodes respectively with current common hierarchical level structure, Main Function comprises:

1) picture that monitoring point terminal (as Set Top Box) exports is gathered;

2) collection picture is converted to IP signal return to central machine room monitor server.

2. secure content storehouse

Secure content storehouse is deployed in central machine room, main stores legal, safety and standard compliant content, as the content basis of comparison, mainly comprises:

1) synchronous Mei Zi department is injected into the picture and text matchmaker money of media resource system;

2) the central standard quality TS of Real-time Collection flows.

3. monitor server

Monitor server, for each monitoring point signals collecting upstream device, and the management of its Contents for Monitoring and configuration.Major function comprises:

1) interpolation of monitoring point, signals collecting upstream device, amendment and deletion action;

2) coordinatograph of comparison content is chosen, but not whole picture and selecting, improves the accuracy of monitoring, the efficiency of comparison and monitoring, comparison content;

3) receive each signals collecting upstream device passback content, and concentrate export monitoring client computer to;

4) warning, log recording, and synchronous warning message is to monitoring client computer;

5) the teleaction service operational order receiving monitoring client computer is also unified is sent to each monitoring point terminal.

4. client computer is monitored

The Contents for Monitoring exporting monitor server and provide is provided, mainly comprises:

1) the monitoring picture of each monitoring point passback;

2) display alarm information;

3) support to carry out teleaction service operation to each monitoring point Set Top Box.

The utility model System Working Principle is:

1. the setting of comparison content with issue

The utility model, by the administration page of monitor server, uses the simple frame of mouse to get to gathered output picture, realizes the setting of comparison content, as shown in Figure 2 (dotted line frame is that region got by frame):

The utility model also supports the comparison content of monitoring point terminal (Set Top Box) being added simultaneously to multiple zones of different, and adds multiple monitoring point simultaneously, as shown in Figure 3.

This partial content achieves:

1) the setting form of comparison area is simplified, effective ratio pair can be carried out to the zones of different of each different page of monitoring terminal (Set Top Box etc.) or business simultaneously, realize a system and multiple different business (program programme orientation, EPG advertisement, EPG word content, data broadcast, value-added service, the interactive advertising etc.) graph text information in current terminal is monitored;

2) selection of region comparison, effectively improves the precision of comparison;

3) selection of multiple monitoring point, effectively covers central machine room, sub-headend and optical node by monitoring range, simultaneously which nodes break down of quick diagnosis.

2. secure content storehouse picture comparison

The utility model, by the secure content storehouse of definition, realizes the effective ratio pair that monitoring point exports picture illegal contents and non-standard mass content, as shown in Figure 4.

The secure content storehouse that the utility model defines, set up by two effective approach:

1) legal matchmaker provides and injects synchronously: when picture and text matchmaker money is injected to media resource system by Mei Zi department, and synchronous transmission is a to secure content storehouse.The content of monitoring point Real-time Collection is by comparing with secure content storehouse, and it is legal to determine whether, then reports to the police to illegal contents, and performs as padded safe broadcast security mechanisms such as broadcasting, as illustrated in the flow chart of figure 5.

2) central standard mass flow is gathered: by gathering the standard quality stream of central machine room, comparing with the Contents for Monitoring of each sub-headend, optical node, determining whether each monitoring point Contents for Monitoring quality meets standard, as shown in Fig. 6 flow chart.

This partial content achieves:

1) definition in secure content storehouse, effectively sets up comparison mechanism that is legal, standardization;

2) the picture and text matchmaker that synchronous transmission is injected by the Mei Zi department of content auditing provides, and effectively ensures the legitimacy of secure content Ku Tuwen matchmaker money;

3) the standard quality stream that centring system directly exports is gathered, effective guarantee secure content storehouse graph-text content quality meets standard, with the transmission of effective ratio to the non-standard mass content that each sub-headend, optical node cause due to the reason such as abnormal signal, equipment fault;

4) by secure content storehouse, the picture comparison of realization mechanism, its picture is the comparison finally presenting result of current broadcast television signal transmission, flows the video and audio monitoring gathered than traditional TS, fault and problem diagnosis accuracy higher.

3. concentrate comparison and remote operation

All Contents for Monitorings, comparison result, warning message concentration of transmissions to the display of monitoring client computer, simultaneously by monitoring client computer, can be carried out teleaction service operation to the terminal of each monitoring point by the utility model.Adopt terminal Intel Virtualization Technology, realize center remote control sub-headend terminal (Set Top Box etc.) and carry out patrolling and examining and malfunction elimination, Timeliness coverage, localizing faults, auxiliary O&M; The centralized displaying of central machine room, sub-headend, optical node three grades of full-services (video and audio, picture and text, OSD etc.) signal, the method that judges between right and wrong effectively fast content or signal fault, start safe broadcast illegal contents handling device to illegal contents; To signal fault, then accurately lock fault point, instruct operation maintenance personnel to take corresponding measure, stop distributing of invalid work order in the past, realize support safety and broadcast and O&M service.

The foregoing is only preferred embodiments of the present utility model, the utility model is not limited to above-mentioned execution mode, as long as the technical scheme realizing the utility model object with basic same approach all belongs within protection range of the present utility model.

Claims (3)

1. radio and television full-service three grades of diagnostic systems, is characterized in that: comprise

Multiple signals collecting upstream device, is deployed in these three grades of nodes of central machine room, sub-headend and optical node respectively, exports picture data for the terminal gathering three grades of nodes and returns;

Monitor server, it is deployed in central machine room and is provided with secure content storehouse; This secure content storehouse for store legal, safety and standard compliant content, using the content basis as comparison; This monitor server is used for the picture data that Received signal strength gathers upstream device passback, and chooses content in picture data and secure content storehouse and compare, and when comparison exception output alarm information;

Monitoring client computer, for showing monitoring picture and the warning message of monitor server output.

2. a kind of radio and television full-service according to claim 1 three grades of diagnostic systems, is characterized in that: the terminal that described signals collecting upstream device gathers exports picture data with the IP signal return after conversion to monitor server.

3. a kind of radio and television full-service according to claim 1 three grades of diagnostic systems, is characterized in that: the terminal of described three grades of nodes is Set Top Box.