CN110611722A - Security monitoring system and security system based on distributed base station - Google Patents
Security monitoring system and security system based on distributed base station Download PDFInfo
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- CN110611722A CN110611722A CN201911056281.1A CN201911056281A CN110611722A CN 110611722 A CN110611722 A CN 110611722A CN 201911056281 A CN201911056281 A CN 201911056281A CN 110611722 A CN110611722 A CN 110611722A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 125
- 238000004891 communication Methods 0.000 claims abstract description 33
- 238000012806 monitoring device Methods 0.000 claims description 39
- 238000012545 processing Methods 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 abstract description 30
- 238000010276 construction Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010295 mobile communication Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 238000013024 troubleshooting Methods 0.000 description 2
- 238000004148 unit process Methods 0.000 description 2
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- 230000001413 cellular effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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Abstract
The application relates to a security monitoring system and a security system based on a distributed base station. The security monitoring system based on the distributed base station fuses the security monitoring equipment and the radio frequency unit of the distributed communication base station, the security monitoring equipment can sequentially pass through the radio frequency unit, the extension unit and the base station main unit and carry out data transmission with the remote server and the local server, and recording and backup of security monitoring data and control of the security monitoring equipment are achieved. The distributed communication base station is used as a transmission network of the security monitoring system, so that the transmission capability of security monitoring data can be guaranteed, time delay is reduced, stability is improved, and transmission line construction is simplified. Based on the structure, after the security equipment and the communication equipment are combined, only one construction is needed, so that the installation is convenient, and the cost is reduced; and from the safety perspective, the coordination difficulty of communication equipment construction is greatly reduced, and the cost is further reduced.
Description
Technical Field
The application relates to the technical field of security, in particular to a security monitoring system and a security system based on a distributed base station.
Background
The security monitoring system transmits video signals in a closed loop, forms an independent and complete system from image pickup to image display and recording, can reflect a monitored object in real time, vividly and truly, can replace manual work to monitor for a long time, and records the monitored object through a video recorder. The independently deployed security monitoring system is characterized in that security monitoring equipment is connected through a wire, and information acquired by the monitoring equipment is transmitted to a client side of a local comprehensive monitoring management center through a switch or a router.
In the implementation process, the inventor finds that at least the following problems exist in the conventional technology: the traditional security monitoring system needs to separately place a transmission line and equipment, and the cost is high.
Disclosure of Invention
Therefore, it is necessary to provide a security monitoring system and a security system based on a distributed base station for solving the problem of high cost of the conventional security monitoring system.
In order to achieve the above object, in one aspect, an embodiment of the present application provides a security monitoring system based on a distributed base station, including:
and the base station main unit is used for being respectively in communication connection with the local server and the remote server.
At least one extension unit; each extension unit is connected with the base station main unit.
At least one radio frequency unit; the radio frequency unit is connected with the corresponding extension unit; the radio frequency unit is used for being in communication connection with an external terminal.
At least one security monitoring device; the security monitoring equipment is in wired connection with the corresponding radio frequency unit.
In one embodiment, the security monitoring devices include a first type of security monitoring device and/or a second type of security monitoring device.
The first type of security monitoring equipment is integrated with the corresponding radio frequency unit.
The second type of security monitoring equipment and the corresponding radio frequency units are respectively and independently arranged.
In one embodiment, the first type of security monitoring device includes a camera and/or an infrared device. The second type of security monitoring equipment comprises at least one of a camera, infrared equipment, automatic locking equipment and access control equipment.
In one embodiment, a star topology connection and/or a cascade connection is adopted between the base station main unit and each extension unit. The extension unit and each corresponding radio frequency unit are connected by adopting a star topology.
In one embodiment, the security monitoring device is connected to the corresponding radio frequency unit through an RJ45 cable.
In one embodiment, the radio frequency unit is connected with the corresponding extension unit through a first CPRI interface; the extension unit is connected with the base station main unit through a second CPRI interface.
In one embodiment, the extension unit includes a first baseband processing module. The first baseband processing module is connected with the corresponding radio frequency unit through a first CPRI interface; the first baseband processing module is connected with the base station main unit through a second CPRI interface.
In one embodiment, the radio frequency unit comprises a second baseband processing module; the second baseband processing module is connected with the corresponding extension unit through the first CPRI interface.
In one embodiment, the distributed base station based security monitoring system further comprises a UPS power supply; the UPS power supply is respectively connected with the base station main unit and each expansion unit.
On the other hand, this application embodiment still provides a security protection system, includes:
a local server.
A remote server.
The security monitoring system based on the distributed base station is disclosed.
The security monitoring system is in communication connection with the local server and the remote server respectively.
One of the above technical solutions has the following advantages and beneficial effects:
the security monitoring equipment and the radio frequency unit of the distributed communication base station are fused, the security monitoring equipment can sequentially pass through the radio frequency unit, the extension unit and the base station main unit, data transmission is carried out between the security monitoring equipment and the remote server and between the security monitoring equipment and the local server, and recording and backup of security monitoring data and control of the security monitoring equipment are achieved. The distributed communication base station is used as a transmission network of the security monitoring system, so that the transmission capability of security monitoring data can be guaranteed, time delay is reduced, stability is improved, and transmission line construction is simplified. Based on the structure, after the security equipment and the communication equipment are combined, only one construction is needed, so that the installation is convenient, and the cost is reduced; and from the safety perspective, the coordination difficulty of communication equipment construction is greatly reduced, and the cost is further reduced.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a first schematic block diagram of a security monitoring system based on a distributed base station in an embodiment;
FIG. 2 is a second schematic block diagram of a distributed base station based security monitoring system in an embodiment;
fig. 3 is a third schematic structural diagram of a security monitoring system based on a distributed base station in an embodiment.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
At present, security monitoring equipment in the market mainly uses a twisted pair and a switch as a transmission network, but the security monitoring system of the type has the following defects: (1) the cost is high, a transmission line and equipment need to be independently arranged, and the cost overhead is large; (2) the environment is limited, and the comprehensive monitoring and management center can only be in the local community because the line is only protected in the local property range; (3) the reliability is poor, the equipment has no backup transmission and power supply, and the corresponding time of the fault is longer.
The security monitoring system based on wireless networks such as Wi-Fi (wireless Internet access) and Zigbee (Zigbee protocol) is characterized in that security monitoring equipment and a transmission network are connected together in a wireless mode through equipment such as a wireless router; the information collected by the monitoring equipment is transmitted to the public network through the router and then transmitted to the server. However, the security monitoring device of this type has the following disadvantages: (1) the time delay is large, and the time for transmitting the acquired information to the server through the public network is much longer than that of an independent deployment mode; (2) the reliability is poor, each security monitoring device (such as a camera) needs to be supplied with power independently, and the power problem is difficult to recover; (3) the environment is limited, and the broadband network can not work in the uncovered place; (4) the cost is high, each security monitoring device (such as a camera) needs to be added with a wireless module to be wirelessly connected, and a wireless router needs to be installed in the system.
Further, based on the security monitoring system of the cellular network such as LTE (Long Term Evolution), 5G (5th generation mobile communication technology), the security monitoring device directly communicates with the communication base station, so that the limitation of the wireless router and the local broadband can be eliminated. However, the security monitoring system of this type has the following defects: (1) the time delay is large, and the time for transmitting the acquired information to the server through the public network is much longer than that of an independent deployment mode; (2) the reliability is poor, each security monitoring device (such as a camera) needs to be supplied with power independently, and the power problem is difficult to recover; (3) the environment is limited, and the influence of the external environment interference is sensitive; (4) the cost is high, and each device needs to be added with a Subscriber Identity Module (SIM) Module; the SIM card needs to pay the operator.
Therefore, the embodiment of the application utilizes a base station serving as an access network in a mobile communication network as equipment of a data transmission channel of security monitoring equipment; and combining the security monitoring equipment with the distributed base station system, and transmitting the information acquired by the security monitoring equipment by using the base station system. The server can send the generated configuration information of the security monitoring equipment to the distributed base station; the distributed base station forwards the received configuration information of the security monitoring equipment to the corresponding security monitoring equipment; and the security monitoring equipment performs parameter configuration according to the configuration information of the security monitoring equipment to realize remote control or local control. Based on this application embodiment, can ensure security protection monitoring data's transmission ability, reduce the time delay, improve stability. In addition, the distributed base station is the engineering investment which must be carried out by a communication operator, so that the transmission line of the security monitoring system does not need to be constructed again, and the coordination problem generated in a construction area is effectively reduced. In addition, based on the arrangement mode of the radio frequency units in the distributed base station, the arrangement density of the security monitoring equipment can be effectively improved, the cost of the security monitoring system is reduced, and meanwhile the arrangement density of the security monitoring equipment is improved.
In one embodiment, a security monitoring system based on a distributed base station is provided, as shown in fig. 1, including:
and the base station main unit is used for being respectively in communication connection with the local server and the remote server.
At least one extension unit; each extension unit is connected with the base station main unit.
At least one radio frequency unit; the radio frequency unit is connected with the corresponding extension unit; the radio frequency unit is used for being in communication connection with an external terminal.
At least one security monitoring device; the security monitoring equipment is in wired connection with the corresponding radio frequency unit.
Specifically, the security monitoring system based on the distributed base station comprises a base station main unit, a plurality of extension units, a plurality of radio frequency units and a plurality of security monitoring devices. Each extension unit is connected with the base station main unit; meanwhile, the extension unit can be used as an intermediate unit to realize data transmission between the post-stage extension unit and the base station main unit. And the extension unit corresponds to at least one radio frequency unit and is connected with each corresponding radio frequency unit. The radio frequency unit can be used for being in communication connection with an external terminal; meanwhile, the radio frequency unit can correspond to at least one security monitoring device and is in wired connection with the corresponding security monitoring device. The security monitoring equipment can be connected with the radio frequency unit through RJ45, RS485, RS232 and other wiring, the transmission reliability of security monitoring data is improved, and signal interference and equipment cost are reduced.
The base station main unit is connected with the local server and the remote server and can be used for carrying out communication data transmission and/or security monitoring data transmission with the server. The base station main unit can be connected with a plurality of extension units in an extensible mode, meanwhile, each extension unit can be connected with a plurality of radio frequency units in an extensible mode to form a distributed communication coverage system, and communication stability and flexibility of system deployment are improved. On the basis of the distributed base station, each radio frequency unit can be connected with a plurality of security monitoring devices in an extensible mode, and then a security monitoring system is formed; the security monitoring equipment is completed by using a communication circuit, so that the stability is strong, and the influence of environmental interference is small; and moreover, the distributed base station can supply power to the security monitoring equipment, so that the reliability of the security monitoring equipment can be improved, and the construction of a power supply line transmission line can be reduced. Meanwhile, based on the characteristic that a communication network needs seamless coverage, the radio frequency unit at the tail end of the communication link can meet the characteristic that security monitoring equipment needs to be laid without dead angles.
It should be noted that the remote server may be used to remotely backup security monitoring data, remotely control security monitoring equipment, and the like. The local server can be used for locally backing up security monitoring data, locally controlling security monitoring equipment and the like. The Base station main Unit is a host Unit of a distributed mobile communication Base station, such as an information source Unit, a BBU (Building Base band Unit, indoor baseband processing Unit), or an RRU (Remote Radio Unit, Radio Remote Unit), and a return port of the host Unit can distinguish uplink mobile communication data from uplink security monitoring data. Illustratively, the base station master unit may transmit the mobile communication data back to the core network, may also transmit a copy of the security monitoring data to a local server, and may copy a copy of the security monitoring data to a remote server via the operator core network and the internet. In another example, the return port can also distinguish the downlink data, and transmit the security monitoring data obtained by identification to the corresponding security monitoring device. The fronthaul port may connect a plurality of extension units. Optionally, the base station main unit may identify the communication data and the security monitoring data based on a data identifier, such as a Virtual Local Area Network (VLAN) ID (Identity document) and other protocol IDs, which is not limited herein.
The expansion unit can be used for summarizing and distributing data, and has the routing selection capacity and the management control capacity on the downlink radio frequency unit and the security monitoring equipment. In addition, the expansion unit may also cascade multiple stages of expansion units. Illustratively, the extension unit may mainly include a signal transceiver module, a coupling module, a baseband processing module, and a radio frequency front end module, which are not specifically limited herein. The radio frequency unit can be used for transmitting mobile communication data, and can be connected with a plurality of security monitoring devices through external interfaces. Illustratively, the radio frequency unit may mainly include a coupling module, a baseband processing module, a radio frequency circuit, and the like, and is not particularly limited herein. The security monitoring device may include a video monitoring device, an access control device, and the like, which is not specifically limited herein.
The embodiment of the application fuses the distributed communication base station equipment and the security monitoring equipment, so that the two systems have the advantages of each other, and an owner can easily accept the installation of the base station equipment and the arrangement of the security monitoring equipment. The communication equipment and the security monitoring equipment are fused, and the security monitoring equipment does not need to conduct power-on construction; moreover, the distributed mobile communication base station is used as a carrier for data transmission of the security monitoring system, and security monitoring equipment does not need to perform distribution construction of a transmission network, so that the cost is greatly reduced, the transmission capability of security monitoring data is effectively improved, meanwhile, faults can be timely checked, and the reliability of the system is improved. Data collected by the security monitoring equipment can be transmitted to the local server and the remote server for storage after being transmitted by the base station, so that transmission delay is reduced, and disaster tolerance capability of the system is improved. In addition, the traditional security monitoring system has no redundancy backup mechanism of a transmission line, so that the reliability of the system is poor; the communication base station of the operator has a redundancy backup mechanism, and therefore, the reliability of the security monitoring system can be improved by taking the communication base station as a transmission carrier.
In one example, the security monitoring device transmits the acquired data to the expansion unit through the radio frequency unit; after the data of a plurality of sources are gathered by the extension unit, the data reach the base station main unit after passing through the cascaded extension unit; the base station main unit copies the security monitoring data after identifying the security monitoring data, one part of the data is transmitted to the local server, and the other part of the data reaches the remote server through the return core network and the Internet.
In one example, data from the remote server arrives at the base station master unit via the internet and the operator network; and the base station main unit performs data identification and target equipment identification, and the data identification and the target equipment identification are distributed through the extension units at all levels and transmitted through the radio frequency unit to finally reach the target security monitoring equipment. In another example, the data of the local server reaches the base station main unit, the base station main unit performs data identification and target device identification, and the data is distributed and transmitted by the extension units of all levels and the radio frequency unit after identification, and finally reaches the target security monitoring device.
In one embodiment, as shown in fig. 2, the security monitoring devices include a first type of security monitoring device and/or a second type of security monitoring device.
The first type of security monitoring equipment and the corresponding radio frequency unit are arranged in an integrated mode; the second type of security monitoring equipment and the corresponding radio frequency units are respectively and independently arranged.
Particularly, the security monitoring equipment can be integrated with the radio frequency unit into integrated equipment and can also be independently arranged with the radio frequency unit. Namely, the radio frequency unit can be connected with the second type of security monitoring equipment through an external interface, and can also be connected with the first type of security monitoring equipment through an internal interface based on hardware integration. Based on this, the security protection supervisory equipment in this application embodiment can set up with radio frequency unit is integrated, also can set up independently, and the nimble configuration of the system of being convenient for can be suitable for multiple type security protection supervisory equipment, and can improve the utilization ratio in space.
In one embodiment, the first type of security monitoring device includes a camera and/or an infrared device.
Particularly, the first type of security monitoring equipment such as a camera and infrared equipment can be integrally arranged on a mechanism where the radio frequency unit is located, so that the system is convenient to arrange, and the space occupied by the system is reduced. Specifically, the radio frequency unit is respectively connected with the camera and the infrared device through an internal interface.
In one embodiment, the second type of security monitoring device includes at least one of a camera, an infrared device, an auto-lock device, and an access control device.
Particularly, the second security monitoring devices such as the camera, the infrared device, the automatic locking device and the entrance guard device are independently arranged respectively, so that various security monitoring requirements can be met, and all-round security monitoring is realized. Specifically, the radio frequency unit is respectively connected with the camera, the infrared device, the automatic locking device and the access control device through external interfaces.
In one embodiment, a star topology connection and/or a cascade topology connection is adopted between the base station main unit and each extension unit.
Specifically, the base station main unit can adopt a star topology to connect a plurality of extension units, so that fault location and troubleshooting of the extension units are facilitated; meanwhile, the base station main unit can also adopt a cascade topology to connect a plurality of extension units, and the extension unit strings connected in a cascade mode can save the line laying cost and facilitate flexible extension of the system.
In one embodiment, the extension unit and each corresponding radio frequency unit are connected by adopting a star topology.
Specifically, the extension unit may connect the corresponding radio frequency units in a star topology, which facilitates fault location and troubleshooting of the radio frequency units.
In one example, the distribution density of the monitoring points is high, according to the distribution mode of the distributed base station, the effective coverage range of each radio frequency unit can be 8 meters to 15 meters in radius, and the distance between each monitoring device can be set to about 10 meters, so that the all-around and dead-corner-free coverage of the security monitoring devices is ensured.
In one embodiment, the security monitoring device is connected to the corresponding radio frequency unit through an RJ45 cable.
Particularly, the RJ45 interface can be adopted between security protection supervisory equipment and the radio frequency unit to carry out wired connection, can be when guaranteeing transmission reliability and stability, reduce cost.
In one embodiment, the Radio frequency unit is connected to the corresponding extension unit through a Common Public Radio Interface (CPRI) Interface.
In one embodiment, the extension unit is connected to the base station main unit through a second CPRI interface.
Specifically, in the distributed base station, CPRI connection may be adopted between network elements; based on the structure, the transmission bandwidth of the system can reach 10Gb/s (gigabit per second) or 25Gb/s and the like, and guarantee is provided for collecting and transmitting high-definition images by security monitoring equipment.
In one embodiment, the extension unit includes a first baseband processing module. The first baseband processing module is connected with the corresponding radio frequency unit through a first CPRI interface; the first baseband processing module is connected with the base station main unit through a second CPRI interface.
Specifically, the extension unit may include a first baseband processing module, such as an FPGA (Field Programmable Gate Array) or an ASIC (Application Specific integrated circuit). The first baseband processing module is respectively connected with the first CPRI interface and the second CPRI interface, and can be used for performing data deframing, framing, intermediate frequency processing, parallel-serial conversion, serial-parallel conversion, digital-to-analog conversion and the like.
In one embodiment, the radio frequency unit includes a second baseband processing module. The second baseband processing module is connected with the corresponding extension unit through the first CPRI interface.
In particular, the radio frequency unit may comprise a second baseband processing module, such as an FPGA or an ASIC. The second baseband processing module is connected with the first CPRI interface and can be used for performing data unframing, framing, digital-to-analog conversion and the like.
In one example, the security monitoring device sends data to the radio frequency unit through the ethernet interface. And the radio frequency unit sends the received data to a downlink CPRI interface of the expansion unit through the uplink CPRI interface. And the FPGA of the expansion unit processes the downlink CPRI interface to acquire data and sends the processed result to the next-stage expansion unit through the uplink CPRI interface. The base station main unit receives the data sent by the cascade expansion unit through the front-transmitting CPRI interface, and sends the data to the switching module through the back-transmitting port after identification processing, and further sends the data to a local server or sends the data to a remote server through the Internet.
In another example, a command from a local server or a remote server is sent to a backhaul port of the base station master unit. And the base station main unit identifies the command received by the return port and sends the command to the uplink CPRI interface of the corresponding expansion unit through the forward CPRI interface. And the FPGA of the extension unit processes the command received by the uplink CPRI interface and sends the processed command to the next-stage extension unit through the downlink CPRI interface. The radio frequency unit receives the command sent by the cascade expansion unit through the uplink CPRI interface and sends the command to the corresponding security monitoring equipment through the Ethernet interface.
In one embodiment, as shown in fig. 3, the distributed base station based security monitoring system further includes a UPS power supply. The UPS power supply is respectively connected with the base station main unit and each expansion unit.
Specifically, a UPS (Uninterruptible Power System/Uninterruptible Power Supply) is further provided in the distributed base station System, and standby Power Supply can be performed. Optionally, the radio frequency unit may be connected to the corresponding extension unit through a photoelectric composite cable to implement data transmission and power supply; the security monitoring equipment can be directly powered by the radio frequency unit, so that the influence of power failure and other conditions is reduced. Based on above-mentioned structure, can improve security protection supervisory equipment's power stability, simplify the arrangement of power supply line simultaneously.
It should be noted that, because the conventional civil security monitoring device has a relatively dispersed requirement for power supply, devices such as cameras need to be supplied with power separately, and there is no power supply emergency backup measure. And the base station of the operator is powered by a UPS power supply as a standby power supply. According to the embodiment of the application, the communication base station is used as a carrier for transmitting the security monitoring equipment, and the reliability of the system can be improved.
In one embodiment, there is also provided a security system, comprising:
a local server.
A remote server.
The security monitoring system based on the distributed base station is disclosed.
The security monitoring system is in communication connection with the local server and the remote server respectively.
Specifically, the local server and the remote server are in communication connection with a base station main unit of the security monitoring system. Based on the structure, the data of the security monitoring system can be backed up locally, and can also be transmitted to the Internet through an operator network for remote backup, so that the disaster tolerance capability is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present application shall be subject to the appended claims.
Claims (10)
1. The utility model provides a security protection monitored control system based on distributed base station which characterized in that includes:
the base station main unit is used for being in communication connection with the local server and the remote server respectively;
at least one extension unit; each extension unit is connected with the base station main unit;
at least one radio frequency unit; the radio frequency unit is connected with the corresponding expansion unit; the radio frequency unit is used for being in communication connection with an external terminal;
at least one security monitoring device; the security monitoring equipment is in wired connection with the corresponding radio frequency unit.
2. The distributed base station-based security monitoring system according to claim 1, wherein the security monitoring devices comprise a first type of security monitoring device and/or a second type of security monitoring device;
the first type of security monitoring equipment and the corresponding radio frequency unit are arranged in an integrated mode;
the second type of security monitoring equipment and the corresponding radio frequency unit are respectively and independently arranged.
3. The distributed base station-based security monitoring system according to claim 2, wherein the first type of security monitoring device comprises a camera and/or an infrared device;
the second type of security monitoring equipment comprises at least one of a camera, infrared equipment, automatic locking equipment and access control equipment.
4. The distributed base station based security monitoring system according to claim 1,
the base station main unit and each extension unit are connected in a star topology and/or cascade mode;
the extension units are connected with the corresponding radio frequency units in a star topology.
5. The security monitoring system based on the distributed base station as claimed in claim 1, wherein the security monitoring device is connected to the corresponding radio frequency unit through an RJ45 cable.
6. The security monitoring system based on the distributed base station according to any one of claims 1 to 5, wherein the radio frequency unit is connected to the corresponding extension unit through a first CPRI interface; and the extension unit is connected with the base station main unit through a second CPRI interface.
7. The distributed base station based security monitoring system according to claim 6, wherein the extension unit comprises a first baseband processing module;
the first baseband processing module is connected with the corresponding radio frequency unit through the first CPRI interface;
and the first baseband processing module is connected with the base station main unit through the second CPRI interface.
8. The distributed base station based security monitoring system according to claim 6, wherein the radio frequency unit comprises a second baseband processing module;
the second baseband processing module is connected with the corresponding extension unit through the first CPRI interface.
9. The distributed base station based security monitoring system according to any one of claims 1 to 5, further comprising a UPS power supply;
the UPS is respectively connected with the base station main unit and each expansion unit.
10. A security system, comprising:
a local server;
a remote server;
the distributed base station based security monitoring system of any one of claims 1 to 8;
the security monitoring system is in communication connection with the local server and the remote server respectively.
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| CN201911056281.1A CN110611722A (en) | 2019-10-31 | 2019-10-31 | Security monitoring system and security system based on distributed base station |
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| CN201911056281.1A CN110611722A (en) | 2019-10-31 | 2019-10-31 | Security monitoring system and security system based on distributed base station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111193641A (en) * | 2019-12-27 | 2020-05-22 | 京信通信系统（中国）有限公司 | Terminal network testing method, device, base station equipment and storage medium |
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