CN1558609A

CN1558609A - IP-DSL network monitoring system

Info

Publication number: CN1558609A
Application number: CNA2004100158295A
Authority: CN
Inventors: 张建华
Original assignee: Kehua Science & Technology Developing Co Ltd Zhejiang Prov
Current assignee: Kehua Science & Technology Developing Co Ltd Zhejiang Prov
Priority date: 2004-01-12
Filing date: 2004-01-12
Publication date: 2004-12-29

Abstract

The invention discloses an IP-DSL network monitoring system which comprises a monitoring control front end peripheral equipment, an IP-DSL network monitoring control host, an IP-DSL digital disc video recorder and the administration user terminals, wherein the audio and visual signals are treated through A-D conversion through monitoring control host computer, data compression, signal transmission and are transmitted to the telephone line through pulse mode, the digital disc video recorder receiving the signals fro the DSL end of the monitoring control host machine and proceeding data format recovery, the processed data is stored into hard disc medium.

Description

The IP-DSL network monitoring system

Affiliated technical field

The present invention relates to 10 kilometers distance ranges of transmission range, utilize the IP-DSL technology on the common twisted pair telephone line of two cores, to realize a kind of IP-DSL network monitoring system of monitoring audio/video information stable transfer.

Background technology

At present, IP-DSL (EDSL, ADSL, VDSL) technical development maturation is carried out stable transfer, especially the EDSL technology of voice, data, image by two core twisted-pair feeders distance in 10 kilometers, can bi-directional symmetrical Adaptive Transmission 4M-10Mbit/s data.Maturation and The development in society and economy along with technology, the continuous improvement of people's living standard, and in daily management mission to the rapid rising of demands for services such as video, audio frequency, the network digitalization monitoring progressively replaces the single simulation monitoring system of tradition, with the digital hard disc video recorder and the analog video encoding and decoding technique of maturation, realize the collection and the storage of video.

Existing supervisory control system, after replacing the single simulation monitoring pattern of tradition, can carry out distributed storage and transfer of data to video, audio frequency, but at the transmission field of video/audio, transmit with category-5 cable or video cables in 300 meters short distances, the transmission that distance reaches more than 1 kilometer generally adopts optical fiber to transmit, its cost is quite expensive, the technical difficulty height, long construction period has restricted the application of video monitoring.The present invention just solves the problem of above reality, utilizes mature technique, cheap cost, finishes reliable transmission and application.

Summary of the invention

In order to overcome existing monitoring field because the monitoring bandwidth defect of insufficient that transmission mode is brought, and make that construction is convenient, the object of the present invention is to provide and adopt existing telephone line network medium, in 10 kilometers scope, realize a kind of IP-DSL network monitoring system of reliable and stable monitoring audiovisual information rapidly.

The technical solution adopted for the present invention to solve the technical problems is:

Scheme 1:

A kind of IP-DSL network monitoring system comprises following four major parts:

1) front monitoring front-end ancillary equipment: comprise 1～N microphone, 1～N video camera, alarm decoder, 1～M platform alarm; 1～N microphone, 1～N camera acquisition video/audio signal connects respective standard audio frequency RCA interface, the normal video bnc interface of IP-DSL network monitoring main frame through holding wire, and 1～M platform alarm connects the RS485 communication interface of IP-DSL network monitoring main frame through the warning decoder;

2) IP-DSL network monitoring main frame: comprise 1～N standard audio RCA interface, 1～N normal video bnc interface, RS485 communication interface, 1～N platform analog to digital converter, 1～N platform data compression processor, the 1st power interface, the 1st mains switch the 1st embedded microprocessor platform, the 1st Ethernet RJ45 interface, the normal video bnc interface, the distolateral equipment of DSL, the 1st telephone wire RJ11 interface, the 2nd telephone wire RJ11 interface; IP-DSL network monitoring main frame is by standard audio RCA interface, the normal video bnc interface connects corresponding modulus through holding wire changes device, analog to digital converter is connected with corresponding data compression processor, the data signal line of data compression processor and RS485 communication interface connects the 1st embedded microprocessor platform, the 1st embedded microprocessor platform data line connects the distolateral equipment of DSL, the data wire of the distolateral equipment of DSL is connected with digital hard disc video recorder by the 1st telephone wire RJ11 interface, and be connected the 1st Ethernet RJ45 interface of the 1st embedded microprocessor platform with telephone set by the 2nd telephone wire RJ11 interface, the output of normal video bnc interface;

3) IP-DSL network digital DVR: comprise the 3rd telephone wire RJ11 interface, the 4th telephone wire RJ11 interface, the 2nd power interface, the 2nd mains switch, DSL office side apparatus, the 2nd embedded microprocessor platform, the 2nd Ethernet RJ45 interface, 1～M piece hard disk ide interface; The 3rd telephone wire RJ11 interface of digital hard disc video recorder DSL office side apparatus receives the signal that the network monitoring main frame transmits from telephone wire, pure telephone speech signal by DSL office side apparatus, receive public telephone network from the 4th telephone wire RJ11 interface, the Voice Surveillance signal of looking in the signal imports the 2nd embedded microprocessor platform into, after the 2nd embedded microprocessor platform processes, deposit 1～M piece hard disk ide interface in, insert the IP network switch from the 2nd Ethernet RJ45 interface simultaneously by data wire;

4) managing user terminal: the office terminal main frame, the 1～W user terminal that comprise 1～K platform band network interface card; The office terminal main frame of 1～K platform band network interface card and 1～W user terminal main frame insert the IP network switch.

Scheme 2:

Another kind of IP-DSL network monitoring system comprises following four major parts:

1) front monitoring front-end ancillary equipment: comprise 1～N microphone, 1～N video camera, alarm decoder, 1～M platform alarm; 1～N microphone, 1～N camera acquisition video/audio signal connects respective standard audio frequency RCA interface, the video bnc interface of IP-DSL network monitoring main frame through holding wire, and 1～M platform alarm connects the RS485 communication interface of IP-DSL network monitoring main frame through the warning decoder;

2) IP-DSL network monitoring main frame: comprise 1～N standard audio RCA interface, 1～N normal video bnc interface, RS485 communication interface, 1～N platform analog to digital converter, 1～N platform data compression processor, the 1st power interface, the 1st mains switch the 1st embedded microprocessor platform, the 1st Ethernet RJ45 interface, the normal video bnc interface, the distolateral equipment of DSL, the 1st telephone wire RJ11 interface, the 2nd telephone wire RJ11 interface; IP-DSL network monitoring main frame is by standard audio RCA interface, the video bnc interface connects corresponding analog to digital converter through holding wire, analog to digital converter is connected with corresponding data compression processor, the data signal line of data compression processor and RS485 communication interface connects the 1st embedded microprocessor platform, the 1st embedded microprocessor platform data line connects the distolateral equipment of DSL, the data wire of the distolateral equipment of DSL is connected with digital hard disc video recorder by the 1st telephone wire RJ11 interface, and be connected the 1st Ethernet RJ45 interface of the 1st embedded microprocessor platform with telephone set by the 2nd telephone wire RJ11 interface, the output of normal video bnc interface;

3) DSL office side apparatus and digital hard disc video recorder: comprise the 3rd telephone wire RJ11 interface, the 4th telephone wire RJ11 interface, the 2nd power interface, the 2nd mains switch, DSL office side apparatus, the 2nd embedded microprocessor platform, the 2nd Ethernet RJ45 interface, 1～M piece hard disk ide interface, IP network switch; The 3rd telephone wire RJ11 interface of DSL office side apparatus is received the PSTN public telephone network to the pure telephone speech signal in the signal from the 4th telephone wire RJ11 interface by DSL office side apparatus, the Voice Surveillance signal of looking in the signal is connected with the IP network switch through the 3rd Ethernet RJ45 interface, the 2nd Ethernet RJ45 interface of digital hard disc video recorder links to each other with the IP network switch, insert the 2nd embedded microprocessor platform, the 2nd embedded microprocessor platform inserts the hard disk ide interface by data wire;

4) managing user terminal: the office terminal main frame, the user terminal 1～W that comprise 1～K platform band network interface card; The office terminal main frame of 1～K platform band network interface card and 1～W platform user terminal main frame insert the IP network switch.

A said N microphone, a N video camera are 32, M platform alarm is 8, N standard audio interface, a N normal video interface are 32, and N platform analog to digital converter, N platform data compression processor are 32, and the office terminal main frame of K platform band network interface card is that 10, a W user terminal are 30.

The useful effect that the present invention has is: 1/4/8/16/32 road video monitoring equipment only need be plugged telephone wire just can realize 10 kilometers stable transfer, the multichannel composite video, the audio compression transmission, guarantee every road 25-30 frame/second, compatible NTSC/PAL double-standard output, do not influence simultaneously the use of phone, the integral construction time is short, safeguard simple, with low cost, need not other transmission mediums, solve video/audio signal and carry out stable transfer 1 to 10 kilometer distance, in transmission, do not influence the use of phone, can be widely used in traffic route, the street, the station, harbour, plant area, industrial and mineral, the warehouse, gardens, big and the management area that disperses such as frontier defense, unified dispatch control Surveillance center has wide practical use and popularizing value.

Description of drawings

The present invention is further described with concrete enforcement below in conjunction with accompanying drawing.

Fig. 1 is that IP-DSL network monitoring main frame and front monitoring front-end ancillary equipment are formed schematic diagram;

Fig. 2 is that IP-DSL digital hard disc video recorder and managing user terminal are formed schematic diagram;

Fig. 3 is that an embodiment of IP-DSL network monitoring system forms schematic diagram;

Fig. 4 is that another embodiment of IP-DSL network monitoring system forms schematic diagram.

Among the figure: 1 the 1st microphone, 2 the 1st video cameras, 3 N platform microphones (N＜=32), 4 N platform video cameras (N＜=32), 5 alarm decoders, 6 the 1st alarms, 7 M platform alarms (M＜=8), 8 the 1st standard audio RCA interfaces, 9 the 1st normal video bnc interfaces, a 10 N standard audio are gone into RCA interface (N＜=32), a 11 N normal video bnc interface (N＜=32), 12 communication interface RS485,13 the 1st analog to digital converters, 14 N platform analog to digital converters (N＜=32), 15 the 1st compression processors, 16 N platform compression processors (N＜=32), 17 the 1st power interfaces, 18 the 1st mains switches, 19 the 1st embedded microprocessor platforms, 20 the 1st Ethernet RJ45 interfaces, 21 normal video bnc interfaces, the distolateral equipment of 22DSL (comprises EDSL, ADSL, VDSL), 23 the 1st telephone wire RJ11 interfaces, 24 the 2nd telephone wire RJ11 interfaces, 25 the 3rd telephone wire RJ11 interfaces, 26 the 4th telephone wire RJ11 interfaces, 27 the 2nd power interfaces, 28 the 2nd mains switches, 29DSL office side apparatus (comprises EDSL, ADSL, VDSL), 30 the 2nd embedded microprocessor platforms, 31 the 2nd Ethernet RJ45 interfaces, 32 the 1st hard disk ide interfaces, 33 M piece hard disk ide interfaces (M＜=8), the 34IP network switch, 35 the 1st office terminal main frames (band network interface card PC), 36 K platform office terminal main frames (band network interface card PC K＜=10), 37 the 1st user terminal main frames (band network interface card PC), 38 W platform user terminal main frames (band network interface card PC W＜=30), the 39PSTN public telephone network, 40 telephone sets, 41 the 3rd Ethernet RJ45 interfaces, 42 telephone wires (two cores).

Embodiment

As shown in Figure 1,1～N microphone 1,3 by 1～N standard audio RCA interface 8, the sound signal of 10 collections is imported analog to digital converter 13 into, 14,1～N video camera 2,4 by 1～N normal video bnc interface 9,11 vision signals of gathering are imported the analog to digital converter 13 of IP-DSL network monitoring main frame into, 14, analog to digital converter becomes digital signal to the analog signal conversion that receives, digital signal after the processing enters

data compression processor

15,16, data compression processor carries out MPEG to video/audio signal, the compression of ADPCM form, data after the compression are imported the 1st embedded microprocessor platform 19 into, data after microprocessor platform 19 is handled are imported the distolateral equipment 22 of DSL into and are handled, and provide simultaneously to comprise 1 tunnel compound bnc interface 21 outputs of looking audio frequency, 20 outputs of ethernet standard interface.The distolateral equipment 22 of DSL receives the signal processing that data after microprocessor platform 19 is handled are carried out transmission mode, is sent by the 1st telephone line interface 23 with pulse signal.The 2nd telephone line interface 24 external telephone sets can normally be accepted voice communication signals, and the 1st power interface 17 of IP-DSL network monitoring main frame makes the complete machine operate as normal under the 220VAC environment.

As shown in Figure 2, the 3rd telephone line interface 25 of IP-DSL digital network DVR DSL office side apparatus 29 is responsible for and the 1st telephony interface 23 of the distolateral equipment 22 of IP-DSL network monitoring main frame DSL communicates, when signal the 3rd telephone line interface 25 when DSL office side 29 spreads out of is done the sending mode transmission, when signal when distolateral equipment 22 the 1st telephony interface 23 of IP-DSL network monitoring main frame DSL spreads out of, the 3rd telephone line interface 25 is passed to DSL office side apparatus 29 to signal, signal after DSL office side apparatus 29 is handled is divided into two parts, pure call voice part signal passes on the public telephone network 39 through the 4th telephone line interface 26, non-voice is partly looked the Voice Surveillance signal and is imported into the 2nd embedded microprocessor platform 30, after handling, microprocessor platform 30 imports hard disk ide interface 32 into, 33 store, and the office terminal main frame 35 from IP network is provided simultaneously, 36 and user terminal

main frame

37,38 data response.The 2nd power interface 27 of IP-DSL digital network DVR makes the complete machine operate as normal under the 220VAC environment.

Be one embodiment of the present of invention as shown in Figure 3,1～N microphone 1 of monitoring ancillary equipment, 3 by 1～N standard audio RCA interface 8, the sound signal of 10 collections is imported analog to digital converter 13 into, 14,1～N video camera 2,4 by 1～N normal video bnc interface 9,11 vision signals of gathering are imported the analog to digital converter 13 of IP-DSL network monitoring main frame into, 14, analog to digital converter becomes digital signal to the analog signal conversion that receives, digital signal after the processing enters

data compression processor

15,16, data compression processor carries out MPEG to video/audio signal, the compression of ADPCM form, data after the compression are imported the 1st embedded microprocessor platform 19 into, data after microprocessor platform 19 is handled are imported the distolateral equipment 22 of DSL into and are handled, and provide simultaneously to comprise 1 tunnel compound bnc interface 21 outputs of looking audio frequency, 20 outputs of ethernet standard interface.The distolateral equipment 22 of DSL receives the signal processing that data after microprocessor platform 19 is handled are carried out transmission mode, is sent by the 1st telephone line interface 23 with pulse signal.The 3rd telephone line interface 25 of IP-DSL digital network DVR DSL office side apparatus 29 is responsible for and the 1st telephony interface 23 of the distolateral equipment 22 of IP-DSL network monitoring main frame DSL communicates, when signal the 3rd telephone line interface 25 when DSL office side 29 spreads out of is done the sending mode transmission, when signal when distolateral equipment 22 the 1st telephony interface 23 of IP-DSL network monitoring main frame DSL spreads out of, the 3rd telephone line interface 25 is passed to DSL office side apparatus 29 to signal, signal after DSL office side apparatus 29 is handled is divided into two parts, pure call voice part signal passes on the public telephone network 39 through the 4th telephone line interface 26, non-voice is partly looked the Voice Surveillance signal and is imported into the 2nd embedded microprocessor platform 30, after handling, microprocessor platform 30 imports ide interface hard disk 32 into, 33 store, and the office terminal main frame 35 from IP network is provided, 36 and user terminal

main frame

37,38 data response.The signal of control end can finally arrive alarm decoder 5 by IP network switch 34 by through DSL office side apparatus 29 to monitoring host computer DSL distolateral equipment 22 simultaneously, and

alarm

6,7 is controlled.Can carry out control signal, call voice simultaneously between the distolateral equipment 22 of DSL office side apparatus 29 and DSL, look the transmitted in both directions of Voice Surveillance data and do not influence separately business.

Be an alternative embodiment of the invention as shown in Figure 4, the data acquisition transmission mode of peripheral collecting device of IP-DSL supervisory control system and IP-DSL monitoring host computer is consistent with the collection transmission of Fig. 3, after signal is transferred to DSL office side apparatus 29 from the distolateral equipment 22 of IP-DSL monitoring host computer DSL, directly do not enter digital hard disc video recorder, but be introduced into IP network switch 34, then from IP network difference response

management end host

35,36 and the request of data of user terminal

main frame

37,38 and the stores processor of digital hard disc video recorder.Simultaneously, outer the answering the call of IP-DSL network monitoring main frame the 2nd telephone line interface 24 can normally be used, and can carry out control signal, call voice simultaneously between the distolateral equipment 22 of DSL office side apparatus 29 and DSL, look the transmitted in both directions of Voice Surveillance data and do not influence separately business.

Equipment of the present invention: peripheral watch-dog can be general microphone, video camera, alarm and alarm decoding device etc.; Embedding in the IP-DSL monitoring host computer declines, and can to adopt 32 bit processor ELANSC520 of AMD be core parts for processing platform such as master control microcontroller, and digital signal encoding and decoding process chip can adopt MAP-CA multimedia dsp processor, fly the DSP process chip of Li Pu company etc.; Dsl device can adopt based on IP information source form transmission as EDSL 10M BitSotrm series terminal, local side transmission equipment, based on the transmission of IP information source form general ADSL terminal, local side transmission equipment, based on the general VDSL terminal of IP information source form transmission, local side transmission equipment etc.

Claims

1, a kind of IP-DSL network monitoring system is characterized in that comprising following four major parts:

1) front monitoring front-end ancillary equipment: comprise 1～N microphone (1,3), 1～N video camera (2,4), alarm decoder (5), 1～M platform alarm (6,7); 1～N microphone (1,3), 1～N video camera (2,4) gathered video/audio signal and connect respective standard audio frequency RCA interface (8,10), the normal video bnc interface (9,11) of IP-DSL network monitoring main frame through holding wire, and 1～M platform alarm (6,7) connects the RS485 communication interface (12) of IP-DSL network monitoring main frame through warning decoder (5);

2) IP-DSL network monitoring main frame: comprise 1～N standard audio RCA interface (8,10), 1～N normal video bnc interface (9,11), RS485 communication interface (12), 1～N platform analog to digital converter (13,14), 1～N platform data compression processor (15,16), the 1st power interface (17), the 1st mains switch (18) the 1st embedded microprocessor platform (19), the 1st Ethernet RJ45 interface (20), normal video bnc interface (21), the distolateral equipment of DSL (22), the 1st telephone wire RJ11 interface (23), the 2nd telephone wire RJ11 interface (24); IP-DSL network monitoring main frame is by standard audio RCA interface (8,10), normal video bnc interface (9,11) connect corresponding modulus through holding wire and change device (13,14), analog to digital converter (13,14) with corresponding data compression processor (15,16) connect, data compression processor (15,16) data signal line with RS485 communication interface (12) connects the 1st embedded microprocessor platform (19), the 1st embedded microprocessor platform (19) data wire connects the distolateral equipment of DSL (22), the data wire of the distolateral equipment of DSL (22) is connected with digital hard disc video recorder by the 1st telephone wire RJ11 interface (23), and be connected the 1st Ethernet RJ45 interface (20) of the 1st embedded microprocessor platform with telephone set (40) by the 2nd telephone wire RJ11 interface (24), normal video bnc interface (21) output;

3) IP-DSL digital hard disc video recorder: comprise the 3rd telephone wire RJ11 interface (25), the 4th telephone wire RJ11 interface (26), the 2nd power interface (27), the 2nd mains switch (28), DSL office side apparatus (29), the 2nd embedded microprocessor platform (30), the 2nd Ethernet RJ45 interface (31), 1～M piece 2 receives the signal that the network monitoring main frame transmits from telephone wire, pure telephone speech signal by DSL office side apparatus, receive public telephone network (39) from the 4th telephone wire RJ11 interface (26), the Voice Surveillance signal of looking in the signal imports the 2nd embedded microprocessor platform (30) into, after handling, the 2nd embedded microprocessor platform (30) deposits 1～M piece hard disk ide interface (32 in by data wire, 33), insert IP network switch (34) from the 2nd Ethernet RJ45 interface (31) simultaneously;

4) managing user terminal: the office terminal main frame (35,36), the 1～W user terminal (37,38) that comprise 1～K platform band network interface card; The office terminal main frame (35,36) of 1～K platform band network interface card and 1～W user terminal main frame (37,38) insert IP network switch (34).

2, a kind of IP-DSL network monitoring system according to claim 1, it is characterized in that: a said N microphone, a N video camera are 32, M platform alarm is 8, N standard audio interface, a N normal video interface are 32, N platform analog to digital converter, N platform data compression processor are 32, and the office terminal main frame of K platform band network interface card is that 10, a W user terminal are 30.

3, IP-DSL network monitoring system is characterized in that comprising following four major parts:

1) front monitoring front-end ancillary equipment: comprise 1～N microphone (1,3), 1～N video camera (2,4), alarm decoder (5), 1～M platform alarm (6,7); 1～N microphone (1,3), 1～N video camera (2,4) gathered video/audio signal and connect respective standard audio frequency RCA interface (8,10), the video bnc interface (9,11) of IP-DSL network monitoring main frame through holding wire, and 1～M platform alarm (6,7) connects the RS485 communication interface (12) of IP-DSL network monitoring main frame through warning decoder (5);

2) IP-DSL network monitoring main frame: comprise 1～N standard audio RCA interface (8,10), 1～N normal video bnc interface (9,11), RS485 communication interface (12), 1～N platform analog to digital converter (13,14), 1～N platform data compression processor (15,16), the 1st power interface (17), the 1st mains switch (18) the 1st embedded microprocessor platform (19), the 1st Ethernet RJ45 interface (20), normal video bnc interface (21), the distolateral equipment of DSL (22), the 1st telephone wire RJ11 interface (23), the 2nd telephone wire RJ11 interface (24); IP-DSL network monitoring main frame is by standard audio RCA interface (8,10), video bnc interface (9,11) connect corresponding analog to digital converter (13 through holding wire, 14), analog to digital converter (13,14) with corresponding data compression processor (15,16) connect, data compression processor (15,16) data signal line with RS485 communication interface (12) connects the 1st embedded microprocessor platform (19), the 1st embedded microprocessor platform (19) data wire connects the distolateral equipment of DSL (22), the data wire of the distolateral equipment of DSL (22) is connected with digital hard disc video recorder by the 1st telephone wire RJ11 interface (23), and be connected the 1st Ethernet RJ45 interface (20) of the 1st embedded microprocessor platform with telephone set (40) by the 2nd telephone wire RJ11 interface (24), normal video bnc interface (21) output;

3) DSL office side apparatus and digital hard disc video recorder: comprise the 3rd telephone wire RJ11 interface (25), the 4th telephone wire RJ11 interface (26), the 2nd power interface (27), the 2nd mains switch (28), DSL office side apparatus (29), the 2nd embedded microprocessor platform (30), the 2nd Ethernet RJ45 interface (31) 1～M piece hard disk ide interfaces (32,33), IP network switch (34); The 3rd telephone wire RJ11 interface (25) of DSL office side apparatus (29) is received PSTN public telephone network (39) to the pure telephone speech signal in the signal from the 4th telephone wire RJ11 interface (26) by DSL office side apparatus (29), the Voice Surveillance signal of looking in the signal is connected with IP network switch (34) through the 3rd Ethernet RJ45 interface (41), the 2nd Ethernet RJ45 interface (31) of digital hard disc video recorder links to each other with IP network switch (34), insert the 2nd embedded microprocessor platform (30), the 2nd embedded microprocessor platform inserts hard disk ide interface (32 by data wire, 33);

4) managing user terminal: the office terminal main frame (35,36), the user terminal 1～W (37,38) that comprise 1～K platform band network interface card; The office terminal main frame (35,36) of 1～K platform band network interface card and 1～W platform user terminal main frame (37,38) insert IP network switch (34).

4, a kind of IP-DSL network monitoring system according to claim 3, it is characterized in that: a said N microphone, a N video camera are 32, M platform alarm is 8, N standard audio interface, a N normal video interface are 32, N platform analog to digital converter, N platform data compression processor are 32, and the office terminal main frame of K platform band network interface card is that 10, a W user terminal are 30.