Why does the hospital comprehensive security system synchronize the NTP clock of the network server?

Why does the hospital integrated security system put the network server NTP Clock synchronization ？
Why does the hospital integrated security system put the network server NTP Clock synchronization ？

The ultimate goal of Ping'an hospital system construction is to realize the support of Internet of things information technology , Build a network interconnection covering the whole hospital 、 Information resource sharing 、 Uniform standards and specifications 、 Apply a fully functional hospital information technology defense system , Obviously improve the level of comprehensive development and utilization of hospital information resources , Form a whole staff application 、 Information work pattern of resource sharing , Realize the management of the medical staff in the hospital area 、 vehicle 、 Real time monitoring of visiting personnel and important materials 、 Locate exactly 、 Track tracking 、 Information records and other intuitive understanding of every move on the scene , Prevent medical disputes 、 Property theft 、 Medical care overflows 、 The occurrence of major malignant events such as neonatal theft , Improve the rapid response ability and emergency response ability of the hospital security department , Form a new mechanism for scientific management and efficient supervision of hospitals , Ensure the continuous safety and stability of the medical environment .
Hospital integrated security system
Design principles
　　 The design of hospital security system should follow the advanced technology 、 The function is all ready 、 Stable performance 、 The principle of cost saving . And comprehensively consider the maintenance and operation factors , And will provide reference for future development 、 The expansion of the 、 Transformation and other factors leave room for expansion . The design content of this system is systematic 、 complete 、 comprehensive ; The design scheme is scientific 、 rationality 、 Maintainability . It has the following principles ：
　　 entirety ： The overall design of the system shall be unified and standardized , The design of functional modules must be clear and reasonable , And can effectively cooperate with the hospital management in the province 、 Integrated security management platform , Realize the integration of hospitals in the whole province 、 Automated management ;
Progressiveness ： The technical performance and quality index of hospital security system should reach the international leading level ; meanwhile , System installation and debugging 、 The operation and use should be simple and easy , Easy to learn . The system integrates many advanced technologies in the world , It reflects the latest development level of current computer control technology and computer network technology , Adapt to the requirements of the development of the times ;
reliability ： The system is based on reliable network communication technology , It can ensure high stability and reliability at the system level , Satisfy 7×24 Hours 、 Throughout the year 365 24-hour long-term stable operation ;
Normative ： Control agreement 、 Codec protocol 、 Interface protocol 、 Video file format 、 The transmission protocol shall comply with relevant national standards 、 Industry standards and industry technical specifications , All equipment and systems need to comply with GB/T28181 standard ;
open ： As the hospital security system involves multiple regulatory issues , The system needs to fully consider hygiene 、 The business needs of public security and other departments , Provide platform docking interface , Let all departments participate in the emergency and conduct coordinated command ;
Maintainability ： The designed system and products should be simple 、 practical 、 Easy to operate 、 Easy maintenance . The ease of operation and maintenance of the system is the condition to ensure that non computer professionals can use the system well . also , The system shall have self checking function 、 Fault diagnosis and fault weakening function , In case of failure , Should be able to get timely 、 Fast maintenance .
System architecture
　　 Hospital integrated security system mainly includes security system and telemedicine system , The security system includes video surveillance system 、 Intrusion alarm system 、 Access control system 、 Access control all-in-one card system and communication transmission system ; Telemedicine system includes infant remote visit and ICU Telemedicine systems such as ward remote visits .
　　 This case is based on iVMS-7000 Network centralized management platform as the core , Seamlessly integrate other security systems , Turn passive monitoring into active defense , Improve the work efficiency of hospital staff , Accelerate the response speed of hospital emergency events , Improve the overall performance of the security system .
　　2 Characteristics of the comprehensive security system in the hospital
Program features
　　 HD camera application
　　 The traditional hospital security system mostly adopts analog standard definition equipment , It has been unable to meet the current hospital “ See clearly ” and “ I can see it all ” The needs of , The internal and external monitoring of the hospital adopts the mainstream network HD equipment in the market , Make the image sharper 、 Clearer details and wider coverage of monitoring objectives .
　　 Intelligent analysis and patrol application
　　 The traditional application mode of monitoring system is mainly to passively check the evidence after the event , The incident cannot be stopped in time . With the development of video analysis technology , Through intelligent technology, the working pressure and intensity of hospital security personnel can be greatly reduced , Turn passive processing into active defense .
　　 Call the police 、 Access control 、 Integration of fire protection and other systems
　　 At present, the hospital has built a large number of security systems , Each system has an independent platform , This scheme will video 、 Call the police 、 Access control 、 fire 、 The system functions such as entrance and exit are integrated into a set of platform , The personnel on duty only need one set of platform to complete all operations , Reduce staff response time , Improve work efficiency .
Three in one platform
　　 The hospital comprehensive security system not only integrates various security subsystems , It also integrates remote infant visitation and ICU Telemedicine systems such as ward remote visits . At the same time, hospital managers can also use the platform , Realize the internal management of the hospital 、 goods 、 Visual management of objects .
　　 Linkage with superior departments
　　 Hospital comprehensive security system support GB/T28181、DB33 And other networking protocols , Realize networking response with superior competent departments or public security departments .
　　 The system design
Security subsystem design
　　1、 Video monitoring system
　　 The video surveillance system mainly includes front-end cameras 、 Power supply and signal transmission 、 The equipment of the monitoring center consists of three parts . The front-end camera is designed at the entrance and exit of the hospital park 、 Main roads 、 The parking lot 、 Entrance and exit of each functional building 、 Lobby of each building 、 passageway 、 Elevator hall 、 Stairs and some important places, including registration and toll office 、 Hospital registration 、 Nurse station 、 Different types of cameras are installed in infusion room, baby room and other areas for video monitoring . Set storage devices in the center 、 Control equipment and display equipment , The video signal of the front end is transmitted to the center for storage through a special line 、 Show . The range size of the front-end camera part 、 Whether it is good or bad and the quality of the image signal it produces will affect the quality of the whole system , Combined with the monitoring characteristics of the hospital , We choose the camera according to the following principles ：
　　 The perimeter of the hospital and the entrance and exit of the park are the first line of defense against invasion , The perimeter adopts outdoor fastball and infrared camera to record video information all day ; Gate entrances and exits and other entrances and exits connected with the outside world , High definition outdoor fastball and gun camera are selected , Fast ball with infrared function , Clearly identify the facial features of people in and out all day long , And achieve rapid positioning and tracking of targets ; The gun is equipped with strong light suppression , Clearly record the license plate number of incoming and outgoing motor vehicles ;
The outdoor parking lot covers a wide area , Ambient light at night , But where the light is not ideal , Use low illumination camera , To get good image effect ; The light of the underground parking lot is poor 、 Many dead corners , It's a case prone area , Infrared gun is selected to monitor the whole basement , The design leaves no dead corners ;
The outpatient Hall of the building , Because of the large number of people , The personnel situation is complex , The task of monitoring is heavy , In this case , Multiple cameras are used to monitor at the same time , Install multiple cameras pointing at different directions , And combined with indoor design , It can realize real-time monitoring of different directions at one monitoring point at the same time ( namely “X+1” Form ), Increased the scope of monitoring . meanwhile , For the point at the door , Conduct intelligent analysis , Such as face capture 、 Traffic statistics, etc ;
The charges in the hospital registration fee hall and all floors are occasions with large cash flow , Recording the transaction scenario is of great significance for the future verification of the hospital and the usual safety management , At the same time, the continuous monitoring picture shall be added as much as possible in the layout of monitoring points , Form a special monitoring channel for cash flow , To ensure the key monitoring of cash . Select color HD camera to correspond with the registration counter one by one ;
Meet the requirements of hospital beauty and concealment , Indoor public areas such as aisles and elevator halls are installed with color hemispherical ceiling ;
Operation room 、ICU Inpatient Ward 、 The nursery 、 Nurse station 、 High definition infrared hemispheres shall be selected in the drug storage room, monitoring center and other areas , The image is clear , Support ICR Automatic switching of infrared filter , Automatic color to black function , Realize day and night monitoring ; Set a pickup at the front of the area , Realize audio and video synchronous recording ;
The hospital is 7*24 A special place without rest all year round , For 24 / 7 24 Hourly monitoring requires , In particular, there is no need for monitoring in the light environment , Areas such as corridors , The camera shall have infrared night vision function ;
Important rooms in the hospital , For example, pharmacy 、 warehouse 、 Material room 、 The valuables storage room is the key part of monitoring , Adopt fixed angle monitoring , The camera needs to have high definition ;
Colored hemisphere 、 The resolution of infrared hemispherical and gun cameras shall reach 130 More than 10000 pixels , Automatic color black-and-white conversion , The picture is clear and realistic .
　　2、 Intrusion alarm system
　　 The intrusion alarm system installs detectors in important areas for deployment and removal , Adopt advanced electronic technology for intrusion detection in the defense area , Mainly in the medical technology building 、 Outpatient and emergency building 、 Important rooms in inpatient building and administrative duty building 、 Nurse station 、 baby's room 、ICU Inpatient Ward 、 Registration toll station 、 Drug Storage 、 Finance department 、 Detectors or alarm buttons shall be set in important places such as the perimeter of the hospital , When an intrusion is detected or an active alarm is triggered , The central control equipment can send out audible and visual alarm at the first time to remind the security personnel , The system can be linked with the video monitoring system , In case of alarm, automatically switch out the corresponding video signal to understand the on-site situation .
　　3、 Access control system
　　 The access control system installs access control equipment in important areas , And give corresponding authority to the door ban card , Only the relevant staff can open the relevant access control , Ensure the internal safety of the hospital .
　　4、 Access control system
　　 The entrance and exit control system installs the gate system and camera capture system at the gate of the hospital , When a vehicle passes through the entrance and exit , The capture opportunity captures the license plate of the car , Recognize the license plate information and save it , When the system recognizes that the license plate is an internal vehicle of the hospital, it will be released immediately , No manual intervention is required , Greatly reduce the release time , Save every second for the patient .
　　 Remote visitation system
　　 Hospital video surveillance system has been built more and more high-definition and intelligent , However, at present, most of the role is still based on security , There is a lot of waste of video resources . For being in ICU Patients and newborn babies in the ward or nursery , Family members have a strong desire to visit , But they are in a special stage , Unable to visit face to face , Whether it can be passed in ICU The ward or neonatal care ward shall be equipped with high-definition camera and audio acquisition equipment , Realization ICU Video and audio acquisition in ward or neonatal care ward , Family members only need to visit patients or newborns remotely in the visiting room .
　　 The remote visiting system depends on the object , Can be divided into ICU Remote visits and neonatal remote visits , among ICU In addition to seeing and hearing the real-time situation of patients, the family members of the remote visit system , It can also realize two-way voice intercom with it , Let the patient have a relaxed 、 A cheerful mood .ICU All operations of the remote visiting system need to be remotely controlled by the operators of the nurse station , At the same time, the nurse station staff can forcibly cut off the visiting process , Avoid family members during visits ** To the patient . The remote visiting system for newborns is relatively simple ICU Remote visitation is simpler , The family members can see the real-time picture of the newborn in the nursing room in real time in the visiting room , Meet the desire of family members to see children .
Integrated security management system
　　 The integrated security management system is a set of centralized management 、 Decentralized control 、 An integrated platform for optimized operation and efficient management , It has the central management of hospital security system 、 Monitoring and linkage between subsystems , And provide high-quality service with a simple and easy to operate user interface . The design of the integrated security management system is completely based on the internal security of the hospital Intranet above , adopt Web Server and browser technology to realize the information interaction on the whole hospital network 、 Integration and sharing , Realize unified man-machine interface and cross platform database access .
　　 As the core of the whole hospital security system , Integrated security management system software plays an important role , It needs to be reliable 、 Scalability 、 Extensibility 、 Compatibility 、 Security and business oriented capabilities . The expansion module needs to support intelligent devices 、 Access of intelligent analysis equipment and intelligent inspection equipment , Support the access of mobile phone and mobile terminal , Support access control system 、 Access of alarm system and other security systems . For the convenience of Interconnection , It also supports mainstream national standard interconnection protocols (GB/T 28181) And open external interface , It can be seamlessly connected with the superior competent department or the public security system , Realize information sharing .
　　 The detailed functions of the system are subdivided according to the video service ： Video preview 、 Pan tilt control 、 Voice talk 、 Video playback 、 Video on the wall and other functions , The details are as follows ：
　　1、 Video preview
　　 The video function includes different display of various pictures 、 Full screen display 、 Main sub code stream switching 、 Electronic amplification and 3D Zoom in 、 Screen switching 、 Screen text display 、 Plan saving and other functions , The system can , By jurisdiction 、 Patrol route 、 Personnel number 、 Personnel authority division monitoring point bit group . Support fuzzy query of monitoring points ： Support fuzzy query of Pinyin initials , In the monitoring view , Video playback , Fuzzy query of monitoring screen control and other modules , Facilitate the rapid positioning of monitoring points .
　　2、 Voice talk
　　 Intercom function includes intercom between users , Intercom function between user and equipment . Intercom between users , Can start client intercom , Text intercom can also be carried out . Intercom between users and front-end monitoring equipment , The intercom function can be started for a single device .
　　3、 Video playback
　　 Video playback includes fast forward during playback (1/2/4/8 Multiple )、 Frame by frame to play 、 Playback snapshot 、 Instant playback 、 Regular playback 、 Segmented playback 、 Event playback 、 Tag playback and other functions ;
4、 Video on the wall
　　 The video wall function mainly includes the wall function of the monitoring screen and the rotation training function of the monitoring screen , On the wall of the monitoring screen, you can select a channel in the list tree and drag it to the monitoring screen to play on the wall , The rotation training on the monitoring screen supports the training according to the set rules , Carry out automatic monitoring image display on the designated operation terminal . According to business needs , It can be divided into group tour 、 Group rounds 、 Combined wheel patrol 、 Time sharing rounds, etc , Be able to perform the configuration function of rotation patrol task .
　　5、 Other features
　　 The system has user identity authentication 、 Access control 、 Multiple security guarantees such as user authority control , At the same time, the system can use handheld visual mobile terminal ( Such as ：3G A smart phone 、iPad etc. ), Strengthen the timeliness and effectiveness of information exchange . It has the function of sending SMS , Integrate SMS into business processes . Send alarm information and alarm prompt through SMS platform ; Real time preview function , Log in to the mobile client , Select the channel for real-time preview ; Video playback function , Log in to the mobile client , Select the channel and time , Playback of video can be carried out ; The mobile phone capture function supports mobile phone capture during real-time preview , Save it on your phone .