CN113422919B - Data acquisition workstation device and method thereof - Google Patents
Data acquisition workstation device and method thereof Download PDFInfo
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- CN113422919B CN113422919B CN202110971286.8A CN202110971286A CN113422919B CN 113422919 B CN113422919 B CN 113422919B CN 202110971286 A CN202110971286 A CN 202110971286A CN 113422919 B CN113422919 B CN 113422919B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
Abstract
A data acquisition workstation apparatus and method thereof, comprising: a law enforcement recorder and a collection workstation; the law enforcement recorder comprises a first controller, a first memory card and a first USB port; the storage card and the USB port I are both connected with the controller I, a storage area II and a storage area III are preset in the storage card, the number of the law enforcement recorder is stored in the storage area II, and the storage area III is used for storing law enforcement information; the combination of another structure and method effectively avoids the defects that in the prior art, the mode that a storage card connected with a controller of the law enforcement recorder is found and opened manually on a computer, law enforcement information is exported manually to be stored in a hard disk of a storage system, and the law enforcement information in the storage card is deleted manually is low in efficiency and inconvenient to operate, and when the law enforcement information is transmitted to a plurality of monitoring devices to be treated, a plurality of times of repeated transmission are required to be carried out to achieve the purpose, and the speed of transmitting the law enforcement information is not favorable for improving.
Description
Technical Field
The invention relates to the technical field of law enforcement recorders, in particular to a data acquisition workstation device and a method thereof.
Background
The law enforcement recorder is also called as a field law enforcement recorder/single police law enforcement video and audio recorder. By providing effective on-site image data, case commanding, detecting and inspecting authorities can take evidence. Has the functions of small volume, convenient carrying, long standby time and the like. Specifically, the method comprises the following steps: the law enforcement recorder can automatically start to record video and audio information by pressing a corresponding key in a view finding preview mode; pressing a stop key, and stopping recording and saving the recorded content by the law enforcement recorder; pressing the camera key should take a picture; pressing the corresponding key to automatically start recording the audio information; pressing the stop key, the law enforcement recorder should stop recording and save the recorded content.
During the specific operation of the law enforcement recorder, the law enforcement information collected on site is generally stored in a memory card connected with a controller of the law enforcement recorder, and then the law enforcement information returns to a centralized control center to be exported from the memory card to be stored in a hard disk of a storage system, and the law enforcement information in the memory card is emptied for the next use.
The existing storage system usually adopts a computer, a USB port I connected with a controller of the law enforcement recorder is connected with a USB port II on the computer mainly through a USB cable, so that a storage card connected with the controller of the law enforcement recorder is found and opened on the computer manually, then law enforcement information in the storage card is exported manually to be stored in a hard disk of the storage system, and then the law enforcement information in the storage card is deleted manually.
The mode of manually finding and opening the memory card connected with the controller of the law enforcement recorder on the computer, manually exporting the law enforcement information to store in the hard disk of the storage system and manually deleting the law enforcement information in the memory card is low in efficiency and inconvenient to operate.
In addition, in practical application, the storage system often needs to transmit law enforcement information to a plurality of monitoring devices for disposal; the law enforcement information transmission between the storage system and the monitoring device is through an Ethernet port; the corresponding ethernet is a computer local area network technology; the IEEE 802.3 standard of the IEEE organization sets out the technical standard of ethernet, which specifies the contents of the wiring including the physical layer, the electrical signals and the medium access layer protocol; ethernet is currently the most commonly used local area network technology.
Generally speaking, a storage system and a plurality of monitoring devices are included in the Ethernet; the storage system can only select one monitoring device to execute law enforcement information transmission during each return transmission, and cannot synchronously execute transmission towards a plurality of monitoring devices; therefore, when the ethernet is applied to the law enforcement information transmission of the storage system and the monitoring devices, and when the law enforcement information is transmitted to the monitoring devices to be disposed, the law enforcement information is repeatedly transmitted for several times, which is not beneficial to improving the speed of transmitting the law enforcement information; therefore, a way to allow the storage system to transmit the law enforcement information or to set the law enforcement information to be transmitted to a plurality of monitoring devices for disposal is needed.
Disclosure of Invention
In order to solve the problems, the invention provides a data acquisition workstation device and a data acquisition workstation method, which effectively avoid the defects that the mode of manually finding and opening a memory card connected with a controller of a law enforcement recorder on a computer, manually exporting the law enforcement information to store in a hard disk of a storage system and manually deleting the law enforcement information in the memory card in the prior art is low in efficiency and inconvenient to operate, the law enforcement information needs to be transmitted to a plurality of monitoring devices for disposal and then needs to be transmitted repeatedly for a plurality of times, and the speed of transmitting the law enforcement information is not favorable for improving.
To overcome the defects in the prior art, the invention provides a solution for a data acquisition workstation device and a method, which comprises the following specific steps:
a data acquisition workstation apparatus comprising:
a law enforcement recorder and a collection workstation;
the law enforcement recorder comprises a first controller, a first memory card and a first USB port;
the storage card and the USB port I are both connected with the controller I, a storage area II and a storage area III are preset in the storage card, the number of the law enforcement recorder is stored in the storage area II, and the storage area III is used for storing law enforcement information;
the acquisition workstation comprises a second controller, a second touch screen, a plurality of second USB ports, a first Ethernet port and a hard disk;
the second touch screen, the second USB ports and the first Ethernet port are connected with the hard disk;
the controller II and the hard disk form a storage system, one end of the USB port II is connected with one end of a USB line, the other end of the USB line is used for being connected with a USB port I of the law enforcement recorder, the Ethernet port I is connected with an Ethernet port of the Ethernet switch III through a network cable, and a plurality of other Ethernet ports of the Ethernet switch III are respectively connected with network cards I and network cards II of all monitoring devices through network cables;
the data acquisition workstation device also comprises a plurality of monitoring devices and a master control station;
the monitoring devices are respectively provided with a first network card and a second network card, the first network card and the second network card can select corresponding law enforcement information in the law enforcement information according to requirements during the transmission of the law enforcement information, and a plurality of Ethernet ports of the main control station are respectively connected with the first network card and the second network card of all the monitoring devices through network cables;
the modules running on the law enforcement recorder include: the device comprises a logging module, a collecting module, a polling module, a first transmission module and an emptying module;
the input module is used for inputting registration information;
the collection module is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
the polling module is used for monitoring whether the USB port of the law enforcement recorder is electrified or not in a polling mode, and if the USB port of the law enforcement recorder is electrified, the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
the transfer module I is used for automatically transferring the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port after the successful connection between the first USB port of the law enforcement recorder and the other end of the USB cable is confirmed;
the emptying module is used for automatically emptying the law enforcement information in the storage area III after transmitting the identity information of the user in the storage area I of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the storage area II and the law enforcement information in the storage area III to the controller II through the USB port II;
the module running on the second controller comprises a storage module and a second transmission module;
the storage module is used for storing the acquired identity information of the user, the serial number of the law enforcement recorder and the law enforcement information as a record in an information base of the hard disk;
the second transmission module is used for transmitting the law enforcement information to the plurality of monitoring devices through the action of the first network card, the second network card and the master control station when the storage system transmits the law enforcement information to the plurality of monitoring devices.
Further, the second touch screen is inlaid at the top of the hollow cabinet body, a horizontal plate-shaped supporting table is arranged on the inner wall of the hollow cabinet body and used for placing a law enforcement recorder, a plurality of second USB ports are inlaid on the inner wall of the hollow cabinet body, and the distance between the second USB ports and the nearest supporting table is not more than the length of a USB line.
Furthermore, the first network card and the second network card are both connected with the master control station, and the master control station is used for controlling the conversion between the selection mode and the common mode of the first network card and the second network card;
under the selection mode, the network card selects corresponding law enforcement information from the message of the law enforcement information transmitted by the controller II of the storage system and transmits the law enforcement information to the monitoring device, and the network card II selects corresponding confirmation characters from the confirmation characters responded by the monitoring device and transmits the confirmation characters to the controller II of the storage system;
in a common mode, the first network card only selects law enforcement information corresponding to the monitoring device to pass through, and the second network card only selects an identification character corresponding to the monitoring device to pass through.
A method of a data acquisition workstation apparatus, comprising:
step 1: when the law enforcement recorder is used for the first time, recording registration information on the law enforcement recorder;
further, a method of entering enrollment information on the law enforcement recorder, comprising: if the law enforcement recorder is a one-man-one-machine law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one man and one machine' is clicked on the selection interface, then a first interactive interface is displayed on the first touch screen of the law enforcement recorder, and identity information of a user using the law enforcement recorder is input on the first interactive interface and is stored in a first preset storage area in a memory card of the law enforcement recorder;
if the law enforcement recorder is a law enforcement recorder with one machine for a plurality of people, a first storage area is preset in a memory card of the law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one machine by a plurality of people' is clicked on the selection interface, then a second interactive interface is displayed on the first touch screen of the law enforcement recorder, the identity information of the current user using the law enforcement recorder is input on the second interactive interface and is stored in a memory card of the law enforcement recorder, when the law enforcement recorder is subsequently used, firstly, an interactive interface II is displayed on a touch screen I of the law enforcement recorder, and inputting the identity information of the current user using the law enforcement recorder on the second interactive interface, and storing the identity information of the current user of the law enforcement recorder in the first storage area after emptying the first storage area.
Step 2: after the registration information is input into the law enforcement recorder, the law enforcement recorder is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
and step 3: a user returns to the site of the data acquisition workstation with a law enforcement recorder collecting law enforcement information, then places the law enforcement recorder on a plate-shaped support table of the hollow cabinet body, and connects a first USB port of the law enforcement recorder with the other end of a USB cable;
and 4, step 4: the controller of the law enforcement recorder monitors whether the USB port of the law enforcement recorder is powered on or not in a polling mode, and if the USB port of the law enforcement recorder is powered on, the controller confirms that the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
further, a method of the controller of the law enforcement recorder monitoring whether the USB port of the law enforcement recorder is powered on in a polling manner, comprising: the law enforcement recorder controller, upon listening to the law enforcement recorder's USB port for periods each 20ns apart, is not powered on.
And 5: after the fact that the first USB port of the law enforcement recorder is successfully connected with the other end of the USB line is confirmed, the controller of the law enforcement recorder automatically transmits the identity information of the user in the first storage area of the memory card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port;
step 6: after the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area are transmitted to the second controller through the second USB port, the first controller of the law enforcement recorder automatically clears the law enforcement information in the third storage area, and the second controller stores the acquired identity information of the user, the number of the law enforcement recorder and the law enforcement information as a record in an information base of a hard disk;
and 7: when the storage system transmits the law enforcement information to a plurality of monitoring devices, the law enforcement information is transmitted to the plurality of monitoring devices through the action of the network card I, the network card II and the master control station;
the step 7 specifically includes:
step 7-1: the first network card and the second network card are converted between a common mode and a selective mode;
step 7-2: under the selection mode, corresponding law enforcement information is selected from the law enforcement information transmitted by the storage system through the network cable through the first network card and transmitted to the monitoring device;
and 7-3: and selecting corresponding confirmation characters from the confirmation characters responded after the second network card acquires the law enforcement information from the monitoring device, and transmitting the corresponding confirmation characters to the storage system through the network cable.
Furthermore, the confirmation characters responded by the monitoring device after acquiring the law enforcement information can be transmitted to the second network card corresponding to the monitoring device, and the second network card selects the corresponding confirmation characters and transmits the confirmation characters to the storage system through the network cable in a centralized manner.
The invention has the beneficial effects that:
the controller of the law enforcement recorder monitors whether the USB port of the law enforcement recorder is powered on or not in a polling mode, and if the USB port of the law enforcement recorder is powered on, the controller confirms that the USB port of the law enforcement recorder is successfully connected with the other end of the USB line; after the fact that the first USB port of the law enforcement recorder is successfully connected with the other end of the USB line is confirmed, the controller of the law enforcement recorder automatically transmits the identity information of the user in the first storage area of the memory card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port; after the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area are transmitted to the second controller through the second USB port, the first controller of the law enforcement recorder automatically clears the law enforcement information in the third storage area, and the second controller stores the acquired identity information of the user, the number of the law enforcement recorder and the law enforcement information as a record in an information base of a hard disk; therefore, the identity information of a user, the serial number of the law enforcement recorder and the law enforcement information are automatically and efficiently stored in the information base of the hard disk, the law enforcement information in the third storage area can be automatically emptied, a storage card connected with a controller of the law enforcement recorder does not need to be found and opened manually on a computer, the law enforcement information is manually exported to be stored in the hard disk of the storage system, and the law enforcement information in the storage card is manually deleted, so that the efficiency is improved, and the operation is very convenient. The first network card and the second network card are configured on the monitoring device, law enforcement information transmitted by the storage system can be transmitted to the first network cards through network cables, the first network card selects corresponding law enforcement information to be transmitted to the monitoring device, correspondingly, the confirmation characters responded after the monitoring device acquires the law enforcement information can be transmitted to the second network cards, the second network card selects corresponding confirmation characters to be transmitted to the storage system through the network cables, the storage system can synchronously transmit the same law enforcement information to the monitoring devices to be processed, time consumption and resource occupation of a plurality of operation loops can be reduced, and overall execution performance can be improved. The defects that in the prior art, a storage card connected with a controller of the law enforcement recorder is found and opened manually on a computer, law enforcement information is exported manually to be stored in a hard disk of a storage system, the law enforcement information in the storage card is deleted manually, the operation is low in efficiency and inconvenient, the law enforcement information is transmitted to a plurality of monitoring devices and repeatedly transmitted to achieve the purpose when being transmitted to the monitoring devices to be disposed, and the speed of transmitting the law enforcement information is not improved are effectively overcome.
Drawings
FIG. 1 is a block diagram of the module of the present invention operating on the law enforcement recorder.
Fig. 2 is a block diagram of the module of the present invention operating on the second controller.
FIG. 3 is a flow chart of a method of the data acquisition workstation apparatus of the present invention.
Fig. 4 is a flow chart of step 7 of the present invention.
Detailed Description
The invention will be further described with reference to the following figures and examples.
As shown in fig. 1-4, a data acquisition workstation apparatus, comprising:
a law enforcement recorder and a collection workstation;
the law enforcement recorder comprises a first controller, a first touch screen, a camera, a sound pickup, a memory card and a first USB port;
the first touch screen, the camera, the sound pick-up, the storage card and the first USB port are all connected with the first controller, a second storage area and a third storage area are preset in the storage card, the number of the law enforcement recorder is stored in the second storage area, and the third storage area is used for storing law enforcement information; the first touch screen, the first USB port, the camera and the sound pick-up are embedded on the outer wall of the shell, and the first storage card and the first controller are arranged in the shell; the camera is used for collecting video information of a law enforcement site and transmitting the video information to the controller for transferring to the memory card, the sound pick-up is used for collecting audio information of the law enforcement site and transmitting the audio information to the controller for transferring to the memory card, and the video information of the law enforcement site and the audio information of the law enforcement site form the law enforcement information. The memory card may be a flash memory. The law enforcement recorder number is the unique identifier of the law enforcement recorder.
The acquisition workstation comprises a second controller, a second touch screen, a plurality of second USB ports, a first Ethernet port and a hard disk;
the second touch screen, the second USB ports and the first Ethernet port are connected with the hard disk;
the controller II and the hard disk form a storage system, one end of the USB port II is connected with one end of a USB line, the other end of the USB line is used for being connected with a USB port I of the law enforcement recorder, the Ethernet port I is connected with an Ethernet port of the Ethernet switch III through a network cable, and a plurality of other Ethernet ports of the Ethernet switch III are respectively connected with network cards I and network cards II of all monitoring devices through network cables; the number of the other Ethernet ports of the Ethernet switch III is the same as the number of the network cards I and the network cards II of all the monitoring devices.
The data acquisition workstation device also comprises a plurality of monitoring devices and a master control station; the monitoring device is a computer with double network cards. The master station is also an ethernet switch.
The monitoring devices are respectively provided with a first network card and a second network card, the first network card and the second network card can select corresponding law enforcement information in the law enforcement information according to requirements during the transmission of the law enforcement information, and a plurality of Ethernet ports of the main control station are respectively connected with the first network card and the second network card of all the monitoring devices through network cables. The number of the Ethernet ports of the main control station is the same as the number of the network cards I and the network cards II of all the monitoring devices. The structure that a plurality of Ethernet ports of the main control station are respectively connected with the first network cards and the second network cards of all the monitoring devices through network cables and a plurality of other Ethernet ports of the Ethernet switch are respectively connected with the first network cards and the second network cards of all the monitoring devices through network cables can be as follows: and an Ethernet port of the Ethernet switch III, a network card I and a network card II of the monitoring device and an Ethernet port of the main control station are respectively connected with four Ethernet ports of the four-port concentrator through four network cables.
Further, the second touch screen is inlaid at the top of the hollow cabinet body, a horizontal plate-shaped supporting table is arranged on the inner wall of the hollow cabinet body and used for placing a law enforcement recorder, a plurality of second USB ports are inlaid on the inner wall of the hollow cabinet body, and the distance between the second USB ports and the nearest supporting table is not more than the length of a USB line.
Further, the modules running on the law enforcement recorder include: the device comprises a logging module, a collecting module, a polling module, a first transmission module and an emptying module;
the input module is used for inputting registration information;
the collection module is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
the polling module is used for monitoring whether the USB port of the law enforcement recorder is electrified or not in a polling mode, and if the USB port of the law enforcement recorder is electrified, the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
the transfer module I is used for automatically transferring the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port after the successful connection between the first USB port of the law enforcement recorder and the other end of the USB cable is confirmed;
the emptying module is used for automatically emptying the law enforcement information in the storage area III after transmitting the identity information of the user in the storage area I of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the storage area II and the law enforcement information in the storage area III to the controller II through the USB port II;
the module running on the second controller comprises a storage module and a second transmission module;
the storage module is used for storing the acquired identity information of the user, the serial number of the law enforcement recorder and the law enforcement information as a record in an information base of the hard disk;
the second transmission module is used for transmitting the law enforcement information to the plurality of monitoring devices through the action of the first network card, the second network card and the master control station when the storage system transmits the law enforcement information to the plurality of monitoring devices.
Furthermore, the first network card and the second network card are both connected with the master control station, and the master control station is used for controlling the conversion between the selection mode and the common mode of the first network card and the second network card;
under the selection mode, the network card selects corresponding law enforcement information from the message of the law enforcement information transmitted by the controller II of the storage system and transmits the law enforcement information to the monitoring device, and the network card II selects corresponding confirmation characters from the confirmation characters responded by the monitoring device and transmits the confirmation characters to the controller II of the storage system;
in a common mode, the first network card only selects law enforcement information corresponding to the monitoring device to pass through, and the second network card only selects an identification character corresponding to the monitoring device to pass through.
At present, an ethernet generally has a storage system and a plurality of monitoring devices, and the storage system can only execute law enforcement information transmission by selecting one monitoring device during each transmission, and cannot synchronously execute transmission towards the plurality of monitoring devices.
According to the invention, the first network card and the second network card are configured on the monitoring device, law enforcement information transmitted by the storage system can be transmitted to the first network cards through the network cables, the first network card selects corresponding law enforcement information to be transmitted to the monitoring device, correspondingly, the confirmation characters responded after the monitoring device acquires the law enforcement information can be transmitted to the second network cards, the second network card selects corresponding confirmation characters to be transmitted to the storage system through the network cables, and the storage system can synchronously transmit the same law enforcement information to the monitoring devices to execute the treatment, so that the time consumption and resource occupation of a plurality of operations can be reduced, and the overall execution performance can be improved.
A method of a data acquisition workstation apparatus, comprising:
step 1: when the law enforcement recorder is used for the first time, recording registration information on the law enforcement recorder;
further, a method of entering enrollment information on the law enforcement recorder, comprising: if the law enforcement recorder is a one-man-one-machine law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one man and one machine' is clicked on the selection interface, then a first interactive interface is displayed on the first touch screen of the law enforcement recorder, and identity information of a user using the law enforcement recorder is input on the first interactive interface and is stored in a first preset storage area in a memory card of the law enforcement recorder; generally, users of the law enforcement recorder are policemen, so the identity information generally adopts police numbers of the policemen; the law enforcement recorder with one person and one machine is only used by a special person.
If the law enforcement recorder is a law enforcement recorder with one machine for a plurality of people, a first storage area is preset in a memory card of the law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one machine by a plurality of people' is clicked on the selection interface, then a second interactive interface is displayed on the first touch screen of the law enforcement recorder, the identity information of the current user using the law enforcement recorder is input on the second interactive interface and is stored in a memory card of the law enforcement recorder, when the law enforcement recorder is subsequently used, firstly, an interactive interface II is displayed on a touch screen I of the law enforcement recorder, and inputting the identity information of the current user using the law enforcement recorder on the second interactive interface, and storing the identity information of the current user of the law enforcement recorder in the first storage area after emptying the first storage area. Therefore, the storage of the user identity information of different types of law enforcement recorders can be treated respectively, so that the identity information of the current user can be stored in the first storage area.
Step 2: after the registration information is input into the law enforcement recorder, the law enforcement recorder is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
furthermore, the camera of the law enforcement recorder collects video information of a law enforcement site and then transmits the video information to the controller I, so that the video information is transferred to the storage area III of the storage card, the sound pick-up of the law enforcement recorder collects audio information of the law enforcement site and then transmits the audio information to the controller I, so that the audio information is transferred to the storage area III of the storage card, and the video information of the law enforcement site and the audio information of the law enforcement site form the law enforcement information.
And step 3: a user returns to the site of the data acquisition workstation with a law enforcement recorder collecting law enforcement information, then places the law enforcement recorder on a plate-shaped support table of the hollow cabinet body, and connects a first USB port of the law enforcement recorder with the other end of a USB cable;
and 4, step 4: the controller of the law enforcement recorder monitors whether the USB port of the law enforcement recorder is powered on or not in a polling mode, and if the USB port of the law enforcement recorder is powered on, the controller confirms that the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
further, a method of the controller of the law enforcement recorder monitoring whether the USB port of the law enforcement recorder is powered on in a polling manner, comprising: the law enforcement recorder controller, upon listening to the law enforcement recorder's USB port for periods each 20ns apart, is not powered on.
And 5: after the fact that the first USB port of the law enforcement recorder is successfully connected with the other end of the USB line is confirmed, the controller of the law enforcement recorder automatically transmits the identity information of the user in the first storage area of the memory card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port;
step 6: after the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area are transmitted to the second controller through the second USB port, the first controller of the law enforcement recorder automatically clears the law enforcement information in the third storage area, and the second controller stores the acquired identity information of the user, the number of the law enforcement recorder and the law enforcement information as a record in an information base of a hard disk; in this way, the controller of the law enforcement recorder monitors whether the USB port of the law enforcement recorder is powered on or not in a polling mode, and if the USB port of the law enforcement recorder is powered on, the controller confirms that the connection between the USB port of the law enforcement recorder and the other end of the USB line is successful; after the fact that the first USB port of the law enforcement recorder is successfully connected with the other end of the USB line is confirmed, the controller of the law enforcement recorder automatically transmits the identity information of the user in the first storage area of the memory card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port; after the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area are transmitted to the second controller through the second USB port, the first controller of the law enforcement recorder automatically clears the law enforcement information in the third storage area, and the second controller stores the acquired identity information of the user, the number of the law enforcement recorder and the law enforcement information as a record in an information base of a hard disk; therefore, the identity information of a user, the serial number of the law enforcement recorder and the law enforcement information are automatically and efficiently stored in the information base of the hard disk, the law enforcement information in the third storage area can be automatically emptied, a storage card connected with a controller of the law enforcement recorder does not need to be found and opened manually on a computer, the law enforcement information is manually exported to be stored in the hard disk of the storage system, and the law enforcement information in the storage card is manually deleted, so that the efficiency is improved, and the operation is very convenient.
And 7: when the storage system transmits the law enforcement information to a plurality of monitoring devices, the law enforcement information is transmitted to the plurality of monitoring devices through the action of the network card I, the network card II and the master control station;
the step 7 specifically includes:
step 7-1: the first network card and the second network card are converted between a common mode and a selective mode;
further, in the selecting mode, the network card selects corresponding law enforcement information from the message of the law enforcement information transmitted by the controller II of the storage system and transmits the law enforcement information to the monitoring device, and the network card II selects corresponding confirmation characters from the confirmation characters responded by the monitoring device and transmits the confirmation characters to the controller II of the storage system;
in a common mode, the first network card only selects law enforcement information corresponding to the monitoring device to pass through, and the second network card only selects an identification character corresponding to the monitoring device to pass through.
By converting the network card I and the network card II between a common mode and a selective mode, the storage system can synchronously transmit the same law enforcement information to a plurality of monitoring devices for disposal in the selective mode; in the conventional method, the transmission method of the law enforcement information and the confirmation characters can be changed into the conventional method, so that the subsequent information acquisition and information transmission are not hindered. The second controller of the storage system is to form the format of the information message for transmission in the transmission of the law enforcement information, and the information message is to designate the IP address of a monitoring device in the Ethernet transmission protocol, so that the information message can be transmitted to one monitoring device at one time, and the information message can be transmitted to each first network card in a selective mode, so that the second controller can actively take out the law enforcement information from the information message.
Step 7-2: under the selection mode, corresponding law enforcement information is selected from the law enforcement information transmitted by the storage system through the network cable through the first network card and transmitted to the monitoring device;
just as the storage system transmits information messages of a plurality of law enforcement information to each network card I through the network cable, each network card I can select corresponding law enforcement information according to the corresponding monitoring device, so that the storage system only needs to transmit one message of the law enforcement information, and a plurality of monitoring devices can synchronously acquire the message.
And 7-3: and selecting corresponding confirmation characters from the confirmation characters responded after the second network card acquires the law enforcement information from the monitoring device, and transmitting the corresponding confirmation characters to the storage system through the network cable.
Furthermore, the confirmation characters responded by the monitoring device after acquiring the law enforcement information can be transmitted to the second network card corresponding to the monitoring device, and the second network card selects the corresponding confirmation characters and transmits the confirmation characters to the storage system through the network cable in a centralized manner.
At present, an ethernet generally has a storage system and a plurality of monitoring devices, and the storage system can only execute law enforcement information transmission by selecting one monitoring device during each transmission, and cannot synchronously execute transmission towards the plurality of monitoring devices.
According to the invention, the first network card and the second network card are configured on the monitoring device, law enforcement information transmitted by the storage system can be transmitted to the first network cards through the network cables, the first network card selects corresponding law enforcement information to be transmitted to the monitoring device, correspondingly, the confirmation characters responded after the monitoring device acquires the law enforcement information can be transmitted to the second network cards, the second network card selects corresponding confirmation characters to be transmitted to the storage system through the network cables, and the storage system can synchronously transmit the same law enforcement information to the monitoring devices to execute the treatment, so that the time consumption and resource occupation of a plurality of operations can be reduced, and the overall execution performance can be improved.
The present invention has been described above in an illustrative manner by way of embodiments, and it will be apparent to those skilled in the art that the present disclosure is not limited to the embodiments described above, and various changes, modifications and substitutions can be made without departing from the scope of the present invention.
Claims (8)
1. A data acquisition workstation apparatus, comprising:
a law enforcement recorder and a collection workstation;
the law enforcement recorder comprises a first controller, a first memory card and a first USB port;
the storage card and the USB port I are both connected with the controller I, a storage area II and a storage area III are preset in the storage card, the number of the law enforcement recorder is stored in the storage area II, and the storage area III is used for storing law enforcement information;
the acquisition workstation comprises a second controller, a second touch screen, a plurality of second USB ports, a first Ethernet port and a hard disk;
the second touch screen, the second USB ports and the first Ethernet port are connected with the hard disk;
the controller II and the hard disk form a storage system, one end of the USB port II is connected with one end of a USB line, the other end of the USB line is used for being connected with a USB port I of the law enforcement recorder, the Ethernet port I is connected with an Ethernet port of the Ethernet switch III through a network cable, and a plurality of other Ethernet ports of the Ethernet switch III are respectively connected with network cards I and network cards II of all monitoring devices through network cables;
the data acquisition workstation device also comprises a plurality of monitoring devices and a master control station;
the monitoring devices are respectively provided with a first network card and a second network card, the first network card and the second network card can select corresponding law enforcement information in the law enforcement information according to requirements during the transmission of the law enforcement information, and a plurality of Ethernet ports of the main control station are respectively connected with the first network card and the second network card of all the monitoring devices through network cables;
the modules running on the law enforcement recorder include: the device comprises a logging module, a collecting module, a polling module, a first transmission module and an emptying module;
the input module is used for inputting registration information;
the collection module is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
the polling module is used for monitoring whether the USB port of the law enforcement recorder is electrified or not in a polling mode, and if the USB port of the law enforcement recorder is electrified, the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
the transfer module I is used for automatically transferring the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port after the successful connection between the first USB port of the law enforcement recorder and the other end of the USB cable is confirmed;
the emptying module is used for automatically emptying the law enforcement information in the storage area III after transmitting the identity information of the user in the storage area I of the storage card of the law enforcement recorder, the serial number of the law enforcement recorder in the storage area II and the law enforcement information in the storage area III to the controller II through the USB port II;
the module running on the second controller comprises a storage module and a second transmission module;
the storage module is used for storing the acquired identity information of the user, the serial number of the law enforcement recorder and the law enforcement information as a record in an information base of the hard disk;
the second transmission module is used for transmitting the law enforcement information to the plurality of monitoring devices through the action of the first network card, the second network card and the master control station when the storage system transmits the law enforcement information to the plurality of monitoring devices.
2. The data acquisition workstation device according to claim 1, wherein the second touch screen is embedded in the top of the hollow cabinet body, a horizontal plate-shaped supporting table is arranged on the inner wall of the hollow cabinet body and used for placing a law enforcement recorder, a plurality of second USB ports are embedded in the inner wall of the hollow cabinet body, and the distance between the second USB ports and the nearest supporting table is not more than the length of a USB line.
3. The data acquisition workstation device according to claim 1, wherein the first network card and the second network card are both connected to the master control station, and the master control station is configured to control the conversion between the selective mode and the normal mode;
under the selection mode, the network card selects corresponding law enforcement information from the message of the law enforcement information transmitted by the controller II of the storage system and transmits the law enforcement information to the monitoring device, and the network card II selects corresponding confirmation characters from the confirmation characters responded by the monitoring device and transmits the confirmation characters to the controller II of the storage system;
in a common mode, the first network card only selects law enforcement information corresponding to the monitoring device to pass through, and the second network card only selects an identification character corresponding to the monitoring device to pass through.
4. A method of data acquisition workstation apparatus, comprising:
step 1: when the law enforcement recorder is used for the first time, recording registration information on the law enforcement recorder;
step 2: after the registration information is input into the law enforcement recorder, the law enforcement recorder is used for collecting the law enforcement information and storing the law enforcement information into a storage area III;
and step 3: a user returns to the site of the data acquisition workstation with a law enforcement recorder collecting law enforcement information, then places the law enforcement recorder on a plate-shaped support table of the hollow cabinet body, and connects a first USB port of the law enforcement recorder with the other end of a USB cable;
and 4, step 4: the controller of the law enforcement recorder monitors whether the USB port of the law enforcement recorder is powered on or not in a polling mode, and if the USB port of the law enforcement recorder is powered on, the controller confirms that the USB port of the law enforcement recorder is successfully connected with the other end of the USB line;
and 5: after the fact that the first USB port of the law enforcement recorder is successfully connected with the other end of the USB line is confirmed, the controller of the law enforcement recorder automatically transmits the identity information of the user in the first storage area of the memory card of the law enforcement recorder, the serial number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area to the second controller through the second USB port;
step 6: after the identity information of the user in the first storage area of the storage card of the law enforcement recorder, the number of the law enforcement recorder in the second storage area and the law enforcement information in the third storage area are transmitted to the second controller through the second USB port, the first controller of the law enforcement recorder automatically clears the law enforcement information in the third storage area, and the second controller stores the acquired identity information of the user, the number of the law enforcement recorder and the law enforcement information as a record in an information base of a hard disk;
and 7: when the storage system transmits the law enforcement information to a plurality of monitoring devices, the law enforcement information is transmitted to the plurality of monitoring devices through the action of the network card I, the network card II and the master control station.
5. The method of data collection workstation apparatus of claim 4, wherein the method of entering enrollment information on the law enforcement recorder comprises: if the law enforcement recorder is a one-man-one-machine law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one man and one machine' is clicked on the selection interface, then a first interactive interface is displayed on the first touch screen of the law enforcement recorder, and identity information of a user using the law enforcement recorder is input on the first interactive interface and is stored in a first preset storage area in a memory card of the law enforcement recorder;
if the law enforcement recorder is a law enforcement recorder with one machine for a plurality of people, a first storage area is preset in a memory card of the law enforcement recorder, when the law enforcement recorder is used for the first time, a selection interface is jumped out of a first touch screen, a button with a character mark 'one machine by a plurality of people' is clicked on the selection interface, then a second interactive interface is displayed on the first touch screen of the law enforcement recorder, the identity information of the current user using the law enforcement recorder is input on the second interactive interface and is stored in a memory card of the law enforcement recorder, when the law enforcement recorder is subsequently used, firstly, an interactive interface II is displayed on a touch screen I of the law enforcement recorder, and inputting the identity information of the current user using the law enforcement recorder on the second interactive interface, and storing the identity information of the current user of the law enforcement recorder in the first storage area after emptying the first storage area.
6. The method of data collection workstation apparatus of claim 4, wherein the method of the controller of the law enforcement recorder listening in a polling manner whether the USB port of the law enforcement recorder is powered on comprises: the law enforcement recorder controller, upon listening to the law enforcement recorder's USB port for periods each 20ns apart, is not powered on.
7. The method of data acquisition workstation apparatus as claimed in claim 4, wherein said step 7 specifically comprises:
step 7-1: the first network card and the second network card are converted between a common mode and a selective mode;
step 7-2: under the selection mode, corresponding law enforcement information is selected from the law enforcement information transmitted by the storage system through the network cable through the first network card and transmitted to the monitoring device;
and 7-3: and selecting corresponding confirmation characters from the confirmation characters responded after the second network card acquires the law enforcement information from the monitoring device, and transmitting the corresponding confirmation characters to the storage system through the network cable.
8. The method of claim 7, wherein the confirmation characters responded by the monitoring device after acquiring the law enforcement information can be transmitted to the second network card corresponding thereto, and the second network card selects the corresponding confirmation characters and transmits them to the storage system via the network cable.
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| US5408330A (en) * | 1991-03-25 | 1995-04-18 | Crimtec Corporation | Video incident capture system |
| KR100684006B1 (en) * | 2005-07-18 | 2007-02-20 | 엘지전자 주식회사 | Data communicationn apparatus and method between recoding/palying apparatus and computer |
| CN205305003U (en) * | 2016-01-04 | 2016-06-08 | 深圳中盈创展科技有限公司 | Small -size data acquisition terminal |
| CN207039763U (en) * | 2017-07-24 | 2018-02-23 | 深圳中盾联投科技有限公司 | Crime scene investigation device data collection station |
| CN207817692U (en) * | 2018-02-07 | 2018-09-04 | 深圳警翼智能科技股份有限公司 | A kind of law-enforcing recorder that can quickly upload data |
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Denomination of invention: Data acquisition workstation device and its method Effective date of registration: 20220304 Granted publication date: 20211105 Pledgee: Bank of China Limited by Share Ltd. Nanjing City South Branch Pledgor: Nanjing Mingdu Intelligent Technology Co.,Ltd. Registration number: Y2022980002224 |
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