CN111200626A - Data transmission control method, law enforcement instrument, system and storage medium - Google Patents
Data transmission control method, law enforcement instrument, system and storage medium Download PDFInfo
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- CN111200626A CN111200626A CN201811385026.7A CN201811385026A CN111200626A CN 111200626 A CN111200626 A CN 111200626A CN 201811385026 A CN201811385026 A CN 201811385026A CN 111200626 A CN111200626 A CN 111200626A
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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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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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
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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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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Abstract
The invention discloses a data transmission control method, a law enforcement instrument, a system and a storage medium, wherein the method comprises the following steps: the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode; after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process; the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen. According to the invention, after the law enforcement instrument is connected with the data acquisition center, the data is automatically uploaded to the data acquisition center through the law enforcement instrument without the guard of law enforcement personnel, and the data is automatically shut down after successful uploading, so that the energy is saved and the data is convenient, when the data uploading is abnormally interrupted, the law enforcement personnel can be warned to prompt the law enforcement personnel to backup the data in time, and the data loss is avoided.
Description
Technical Field
The invention relates to the technical field of data transmission, in particular to a data transmission control method, a law enforcement instrument, a system and a storage medium.
Background
The law enforcement recorder is called law enforcement recorder for short (also called police law enforcement recorder or field law enforcement recorder), integrates the functions of digital camera shooting, digital camera shooting and interphone transmitter, and can carry out dynamic and static field digital recording in the law enforcement process; the law enforcement instrument provides effective on-site image data for case commanding, detecting and examining authorities to obtain evidence, and has the functions of small volume, convenient carrying, long standby time and the like.
The law enforcement officer wears the law enforcement appearance law enforcement, can in time collect fixed evidence and restore the true phase of incident, also can standardize law enforcement officer's action simultaneously and also be kind warning frightening effect to being law enforcement officer. With the enhancement of the awareness of the public to maintain the right, it is important for law enforcement personnel to wear law enforcement instruments to enforce law, and the law enforcement videos are well filed to facilitate evidence query, so that higher requirements are placed on the safe storage of the law enforcement video data. However, after the law enforcement instrument in the prior art collects data, when uploading data to the data collection center, a law enforcement officer needs to wait aside for the data to be uploaded and then leave the data collection center, so that the law enforcement officer cannot perform other work in the data uploading process, and the situation of data loss is possibly caused by instability and sudden interruption of the law enforcement instrument when uploading data to the data collection center, and once important evidence is not reserved, the law enforcement judgment is greatly influenced.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
The invention aims to solve the technical problem that the invention provides a data transmission control method, a law enforcement instrument, a system and a storage medium, wherein after the law enforcement instrument is connected with a data acquisition center, data is automatically uploaded to the data acquisition center through the law enforcement instrument without being watched by law enforcement personnel, and in the process of data uploading, the law enforcement personnel can carry out other work within a certain range without waiting for the completion of the uploading of the law enforcement instrument, and can broadcast and automatically shut down after successful uploading, so that the method is effective, energy-saving and convenient, does not need excessive human intervention, and can alarm in a voice broadcasting manner when the data uploading is abnormally interrupted, so as to prompt the law enforcement personnel to backup the data in time and avoid data loss.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a data transmission control method, wherein the data transmission control method comprises:
the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode;
after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process;
the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen.
The data transmission control method comprises the following steps that the law enforcement instrument establishes communication connection with the data acquisition center in a wired or wireless connection mode; the wired connection mode comprises USB connection; after the law enforcement instrument establishes communication connection with the data acquisition center through the USB port, the law enforcement instrument establishes a Bulk-Only transmission protocol with the data acquisition center.
The data transmission control method is characterized in that the data collected by the law enforcement instrument comprises video data and audio data.
The data transmission control method comprises the following steps that the law enforcement instrument receives a command sent by a data acquisition center: no data, data uploading is completed, the data acquisition center cancels the uploading and the data uploading is in error.
The data transmission control method comprises the following steps that the law enforcement instrument receives a command sent by a data acquisition center according to a data transmission detection result, broadcasts error information after receiving a data uploading error command, and displays an error prompt on a screen, wherein the error prompt specifically comprises the following steps:
the law enforcement instrument receives a command sent by the data acquisition center according to the data transmission detection result;
when the law enforcement instrument receives a command sent by the data acquisition center and uploads data errors, the law enforcement instrument broadcasts the law enforcement instrument with the serial number that the uploaded data errors in a voice mode;
the law enforcement appearance simultaneously with upload the wrong information display of data on the screen, the suggestion law enforcement personnel upload the data and make mistakes.
The data transmission control method, wherein the data transmission control method further comprises:
when the law enforcement instrument receives a command sent by the data acquisition center and is data-free, the law enforcement instrument broadcasts the data uploaded by the law enforcement instrument with the serial number in a voice mode and shuts down the machine after the data uploaded by the law enforcement instrument is empty;
when the law enforcement instrument receives a command sent by the data acquisition center and finishes uploading data, the law enforcement instrument broadcasts the law enforcement instrument with the serial number in a voice mode and shuts down the machine after uploading data is finished;
when the law enforcement instrument receives a command sent by the data acquisition center and cancels the uploading of the data for the data acquisition center, the law enforcement instrument broadcasts the uploaded data of the law enforcement instrument with the serial number in a voice mode and shuts down the vehicle after the uploaded data is cancelled.
The data transmission control method further includes:
when the wired connection between the law enforcement instrument and the data acquisition center is interrupted, the law enforcement instrument establishes communication connection with the data acquisition center in a wireless connection mode;
the wireless connection mode comprises Bluetooth connection and WIFI connection;
after the law enforcement instrument establishes communication connection with the data acquisition center through Bluetooth or WIFI, the law enforcement instrument establishes an RTSP transmission protocol with the data acquisition center.
A law enforcement instrument, wherein the law enforcement instrument comprises: a memory, a processor and a data transfer control program stored on the memory and executable on the processor, the data transfer control program when executed by the processor implementing the steps of the data transfer control method as described above.
A data transmission control system, wherein the data transmission control system comprises:
a plurality of law enforcement instruments as described above, and a data collection center;
establishing communication connection between a plurality of law enforcement instruments and a data acquisition center, entering a mobile disk mode, and establishing corresponding transmission protocols between the law enforcement instruments and the data acquisition center;
the law enforcement instrument is used for uploading acquired data to the data acquisition center, receiving a command sent by the data acquisition center and broadcasting a result according to the command; the law enforcement instrument is also used for establishing communication connection with the data acquisition center in a wireless connection mode when the wired connection with the data acquisition center is interrupted;
the data acquisition center is used for receiving the data uploaded by the law enforcement instrument, detecting the data transmission process and then sending a corresponding command to the law enforcement instrument according to the data transmission detection result.
A storage medium, wherein the storage medium stores a data transfer control program that, when executed by a processor, implements the steps of the data transfer control method as described above.
The invention discloses a data transmission control method, a law enforcement instrument, a system and a storage medium, wherein the method comprises the following steps: the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode; after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process; the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen. According to the invention, after the law enforcement instrument is connected with the data acquisition center, the data is automatically uploaded to the data acquisition center through the law enforcement instrument without the guard of law enforcement personnel, and the data is automatically shut down after successful uploading, so that the energy is saved and the data is convenient, when the data uploading is abnormally interrupted, the law enforcement personnel can be warned to prompt the law enforcement personnel to backup the data in time, and the data loss is avoided.
Drawings
FIG. 1 is a flow chart of a preferred embodiment of a data transmission control method of the present invention;
FIG. 2 is a schematic diagram of a law enforcement agency communicating with a data collection center via a wired connection in accordance with a preferred embodiment of the data transmission control method of the present invention;
FIG. 3 is a schematic diagram of a law enforcement agency communicating with a data collection center via a wired connection for data transmission according to a preferred embodiment of the data transmission control method of the present invention;
FIG. 4 is a schematic diagram of a law enforcement agency establishing a communication link with a data collection center via a wireless link according to a preferred embodiment of the data transmission control method of the present invention;
FIG. 5 is a schematic diagram of a law enforcement agency communicating with a data collection center via a wireless connection for data transmission according to a preferred embodiment of the data transmission control method of the present invention;
FIG. 6 is a schematic diagram of a data collection center sending commands to law enforcement instruments to execute the commands in accordance with a preferred embodiment of the data transmission control method of the present invention;
FIG. 7 is a schematic representation of the environment in which a preferred embodiment of the law enforcement instrument of the present invention operates.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the data transmission control method according to the preferred embodiment of the present invention includes the following steps:
s10, establishing communication connection between the law enforcement instrument and the data acquisition center, and entering a mobile disk mode;
step S20, after the law enforcement instrument establishes a corresponding transmission protocol with the data collection center, the law enforcement instrument uploads the collected data to the data collection center, and the data collection center detects the data transmission process;
and step S30, the law enforcement instrument receives a command sent by the data acquisition center according to the data transmission detection result, broadcasts error information after receiving the command of data uploading error, and displays an error prompt on a screen.
Specifically, the law enforcement appearance and the mode of establishing communication connection of data acquisition center preferentially adopt the mode of wired connection, and the connected mode is more stable here, is favorable to quick, the stable transmission of data, the mode of wired connection includes the USB connection, adopts the USB connecting wire to pass through the USB port connection promptly.
The following describes an embodiment of a data transmission control method in a wired connection mode:
when the law enforcement instrument is connected with the data acquisition center through a wire (taking a USB connection as an example), as shown in fig. 2 and 3, the law enforcement instrument establishes a communication connection with the data acquisition center through a USB port, and enters an MSC (a mobile disk, an MSC is a transmission protocol between a computer and a mobile device, and allows a Universal Serial Bus (USB) device to access a computing device of a host computer, so that a file is transmitted between the computing device and the mobile device) mode, that is, after the law enforcement instrument establishes a communication connection with the data acquisition center through the USB port, the law enforcement instrument establishes a Bulk-Only transmission protocol with the data acquisition center; the Bulk-Only protocol is a block storage type protocol established by a USB organization for mass storage devices, and is currently widely applied to various mobile storage devices.
After the data acquisition center and the law enforcement instrument establish a Bulk-Only transmission protocol, the law enforcement instrument starts to upload acquired data to the data acquisition center, wherein the data comprises video data and audio data, and the law enforcement instrument is mainly used for shooting the whole process of a law enforcement site, so the data in the invention mainly refers to the video data, for example, law enforcement personnel acquire a plurality of video data through the law enforcement instrument in the daytime during the law enforcement process, when returning to an office to upload the video data to the data acquisition center at night, the law enforcement instrument Only needs to establish connection with the data acquisition center through a USB, the law enforcement instrument automatically uploads the video data acquired in the daytime to the data acquisition center through the Bulk-Only transmission protocol, and the law enforcement personnel in the office area (for example, within a 10 m working range) do not need to watch the law enforcement instrument to upload the data, namely do not need to wait for the data uploading completion, and other work can be simultaneously carried out in the range, so that the working efficiency of law enforcement personnel is improved.
The law enforcement instrument is connected with the data acquisition center through a USB, the law enforcement instrument automatically uploads data when entering an MSC mode, and the acquisition center monitors the data uploading condition in real time and sends corresponding commands to the law enforcement instrument through a Bluk-only protocol.
In addition, as an alternative mode of the connection mode, when the wired connection between the law enforcement instrument and the data acquisition center is interrupted, the law enforcement instrument establishes communication connection with the data acquisition center in a wireless connection mode (or the wireless connection mode can be actively selected under the condition that the wired connection is inconvenient); the wireless connection mode comprises Bluetooth connection and WIFI connection or other wireless connection modes.
The following describes an embodiment of a data transmission control method in a wireless connection mode:
when the law enforcement instrument is wirelessly connected with the data acquisition center (taking bluetooth connection or WIFI connection as an example), as shown in fig. 4 and 5, the law enforcement instrument establishes communication connection with the data acquisition center through bluetooth or WIFI, such connection is more convenient, the law enforcement instrument enters an MSC mode, that is, after the law enforcement instrument establishes communication connection with the data acquisition center through bluetooth or WIFI, the law enforcement instrument establishes an RTSP transmission protocol with the data acquisition center; the RTSP real-time streaming protocol is an application layer protocol in the TCP/IP protocol system, which defines how a one-to-many application can effectively transmit multimedia data over an IP network for establishing and negotiating real-time streaming sessions between a client and a server.
After the RTSP transmission protocol is established between the data acquisition center and the law enforcement instrument, the law enforcement instrument starts to upload the acquired data to the data acquisition center, wherein the data also comprises video data and audio data, and the law enforcement instrument is mainly used for shooting the whole process of a law enforcement site, so the data in the invention mainly refers to the video data, for example, law enforcement personnel acquire a plurality of video data through the law enforcement instrument in the daytime during the law enforcement process, when returning to an office place to upload the video data to the data acquisition center at night, the law enforcement instrument Only needs to establish connection with the data acquisition center through a USB, the law enforcement instrument automatically uploads the video data acquired in the daytime to the data acquisition center through a Bulk-Only transmission protocol, and law enforcement personnel in an office area (for example, within a 10 m working range) do not need to watch the data to be uploaded by the law enforcement instrument, namely do not need to wait for the uploading of the law enforcement data, and other work can be simultaneously carried out in the range, so that the working efficiency of law enforcement personnel is improved.
When the RTSP transmission protocol is established between the data acquisition center and the law enforcement instrument, the law enforcement instrument detects the video data stream in real time in the process of uploading data to the data acquisition center, and sends a corresponding command to the law enforcement instrument through JSON (lightweight data exchange format) data.
The law enforcement instrument is connected with the data acquisition center through Bluetooth or WIFI, data are automatically uploaded through an RTSP, the data uploading condition is monitored in real time by the acquisition center, and corresponding commands are sent to the law enforcement instrument through JSON data.
As shown in fig. 6, whether wired or wireless, in the process of uploading data by the law enforcement instrument, the data collection center detects video data streams in real time, monitors the data uploading situation of all law enforcement instruments, and sends corresponding commands to the law enforcement instrument according to the uploading result, since one data collection center can be connected with a plurality of law enforcement instruments, one ID is required to determine one law enforcement instrument, the serial number is factory set for the law enforcement instrument and is the ID of each law enforcement instrument, so each serial number represents an independent law enforcement instrument (ID information is provided on the shell surface of the law enforcement instrument), the data collection center issues different commands according to different results of uploading data by the law enforcement instrument, preferably, the receiving of commands sent by the law enforcement instrument by the data collection center includes: no data, data uploading is completed, the data acquisition center cancels the uploading and the data uploading is wrong, and other commands can be set according to actual conditions. The format of the law enforcement instrument and data collection center communication commands is predefined as follows:
| communication command | Means of | Law enforcement instrument feedback |
| A0 | Without data | Broadcasting: shutdown after XXX (serial number) uploading data is empty |
| A1 | Upload data completion | Broadcasting: shutdown after completion of XXX (serial number) uploading data |
| A2 | Data acquisition center cancels the uploading | Broadcasting: shutdown after cancellation of XXX (serial number) uploaded data |
| A3 | Upload data errors | Broadcasting: XXX (serial number) upload data is in error, and the screen displays that: upload data errors |
As shown in the above table:
when the data collection center sends an A0 command to the law enforcement instrument, indicating that the currently uploaded data is empty (indicating that no data is collected in the law enforcement instrument), the law enforcement instrument receives the A0 command and broadcasts by voice: the uploading data of the law enforcement instrument with the serial number XXX is empty, the law enforcement instrument is automatically shut down after the broadcasting is finished, the service life of the law enforcement instrument is prolonged, meanwhile, the energy-saving effect is achieved, and the uploading result of the law enforcement instrument can be known by law enforcement personnel within a certain range;
when the data acquisition center sends an A1 command to the law enforcement instrument, the currently uploaded data is completed (the data acquired in the law enforcement instrument is normally uploaded), and the law enforcement instrument receives the A1 command and then broadcasts the data through voice: the uploading of data by the law enforcement instrument with the serial number XXX is completed, the law enforcement instrument is automatically turned off after broadcasting is completed, the service life of the law enforcement instrument is prolonged, meanwhile, the energy-saving effect is achieved, and the uploading result of the law enforcement instrument can be known by law enforcement personnel within a certain range;
when the data acquisition center sends an A2 command to the law enforcement instrument, which indicates that the currently uploaded data is cancelled by the data acquisition center (the data acquired in the law enforcement instrument is cancelled by the data acquisition center for some reason during the uploading process), the law enforcement instrument receives the A2 command and broadcasts by voice: the uploading data of the law enforcement instrument with the serial number XXX is cancelled, the law enforcement instrument is automatically shut down after the broadcasting is finished, the service life of the law enforcement instrument is prolonged, meanwhile, the energy-saving effect is achieved, and the uploading result of the law enforcement instrument can be known by law enforcement personnel within a certain range;
when the data acquisition center sends the command of A3 to the law enforcement instrument, it indicates that the currently uploaded data is wrong (the uploading is wrong due to reasons such as abnormal interruption in the uploading process of the data acquired by the law enforcement instrument), and after the law enforcement instrument receives the command of A3, the data is broadcasted through voice: the law enforcement instrument with the serial number XXX uploads data to be wrong, the law enforcement instrument displays a prompt of 'uploading data to be wrong' on a display screen after broadcasting is finished, and when the reason of the mistake is known, the reason of the mistake is displayed, law enforcement personnel are reminded to backup data or check faults in time, and data loss is avoided.
The invention improves the safety of data storage of the law enforcement instrument, ensures the integrity of the data storage, is convenient for evidence collection and investigation, and fully ensures the rights of law enforcement personnel and law enforcement personnel.
Further, as shown in fig. 7, based on the above data transmission control method, the present invention also provides a law enforcement instrument, which includes a processor 7, a memory 20 and a display 30. FIG. 7 shows only a portion of the components of a law enforcement instrument, but it is to be understood that not all of the shown components are required and that more or fewer components may alternatively be implemented.
The memory 20 may in some embodiments be an internal storage unit of the law enforcement instrument, such as a hard disk or memory of the law enforcement instrument. The memory 20 may also be an external storage device of the law enforcement instrument in other embodiments, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), etc. provided on the law enforcement instrument. Further, the memory 20 may also include both an internal storage unit and an external storage device of the law enforcement instrument. The memory 20 is used for storing application software installed in the law enforcement instrument and various types of data, such as program codes of the law enforcement instrument installation. The memory 20 may also be used to temporarily store data that has been output or is to be output. In one embodiment, the memory 20 stores a data transmission control program 40, and the data transmission control program 40 can be executed by the processor 10 to implement the data transmission control method of the present application.
The processor 10 may be a Central Processing Unit (CPU), a microprocessor or other data Processing chip in some embodiments, and is used for executing the program codes stored in the memory 20 or Processing data, such as executing the data transmission control method.
The display 30 may be an LCD display, an LED display, a liquid crystal display, a touch-sensitive liquid crystal display, an OLED (Organic Light-Emitting Diode) touch panel, and the like in some embodiments. The display 30 is used to display information at the law enforcement instrument and to display a visual user interface. The components 10-30 of the law enforcement instrument communicate with each other via a system bus.
In one embodiment, when the processor 10 executes the data transfer control program 40 in the memory 20, the following steps are implemented:
the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode;
after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process;
the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen.
After the law enforcement instrument establishes communication connection with the data acquisition center through the USB port, the law enforcement instrument establishes a Bulk-Only transmission protocol with the data acquisition center;
after the law enforcement instrument establishes communication connection with the data acquisition center through Bluetooth or WIFI, the law enforcement instrument establishes an RTSP transmission protocol with the data acquisition center.
The law enforcement instrument receives a command sent by the data acquisition center according to the data transmission detection result;
when the law enforcement instrument receives a command sent by the data acquisition center and uploads data errors, the law enforcement instrument broadcasts the law enforcement instrument with the serial number that the uploaded data errors in a voice mode;
the law enforcement appearance simultaneously with upload the wrong information display of data on the screen, the suggestion law enforcement personnel upload the data and make mistakes.
When the law enforcement instrument receives a command sent by the data acquisition center and is data-free, the law enforcement instrument broadcasts the data uploaded by the law enforcement instrument with the serial number in a voice mode and shuts down the machine after the data uploaded by the law enforcement instrument is empty;
when the law enforcement instrument receives a command sent by the data acquisition center and finishes uploading data, the law enforcement instrument broadcasts the law enforcement instrument with the serial number in a voice mode and shuts down the machine after uploading data is finished;
when the law enforcement instrument receives a command sent by the data acquisition center and cancels the uploading of the data for the data acquisition center, the law enforcement instrument broadcasts the uploaded data of the law enforcement instrument with the serial number in a voice mode and shuts down the vehicle after the uploaded data is cancelled.
The present invention also provides a data transmission control system, as shown in fig. 2 and 4, including: a plurality of law enforcement instruments as described above, and a data collection center; establishing communication connection between a plurality of law enforcement instruments and a data acquisition center, entering a mobile disk mode, and establishing corresponding transmission protocols between the law enforcement instruments and the data acquisition center; the law enforcement instrument is used for uploading acquired data to a data acquisition center, receiving a command sent by the data acquisition center and broadcasting a result according to the command; the law enforcement instrument is also used for establishing communication connection with the data acquisition center in a wireless connection mode when the wired connection with the data acquisition center is interrupted; the data acquisition center is used for monitoring the data uploading process of the law enforcement instrument in real time and sending a corresponding command to the law enforcement instrument according to the data uploading result.
The present invention also provides a storage medium, wherein the storage medium stores a data transmission control program, and the data transmission control program realizes the steps of the data transmission control method when being executed by a processor.
In summary, the present invention provides a data transmission control method, a law enforcement instrument, a system and a storage medium, wherein the method includes: the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode; after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process; the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen. According to the invention, after the law enforcement instrument is connected with the data acquisition center, the data is automatically uploaded to the data acquisition center through the law enforcement instrument without the guard of law enforcement personnel, and the data is automatically shut down after successful uploading, so that the energy is saved and the data is convenient, when the data uploading is abnormally interrupted, the law enforcement personnel can be warned to prompt the law enforcement personnel to backup the data in time, and the data loss is avoided.
Of course, it will be understood by those skilled in the art that all or part of the processes of the methods of the above embodiments may be implemented by a computer program instructing relevant hardware (such as a processor, a controller, etc.), and the program may be stored in a computer readable storage medium, and when executed, the program may include the processes of the above method embodiments. The storage medium may be a memory, a magnetic disk, an optical disk, etc.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (10)
1. A data transmission control method, characterized in that the data transmission control method comprises:
the law enforcement instrument establishes communication connection with the data acquisition center and enters a mobile disk mode;
after the law enforcement instrument and the data acquisition center establish a corresponding transmission protocol, the law enforcement instrument uploads acquired data to the data acquisition center, and the data acquisition center detects the data transmission process;
the law enforcement appearance receives the order that data acquisition center sent according to data transmission detection result, reports error message after receiving the order that data upload made mistakes to show the suggestion of making mistakes on the screen.
2. The data transmission control method according to claim 1, wherein the law enforcement instrument establishes a communication connection with the data collection center through a wired or wireless connection; the wired connection mode comprises USB connection; after the law enforcement instrument establishes communication connection with the data acquisition center through the USB port, the law enforcement instrument establishes a Bulk-Only transmission protocol with the data acquisition center.
3. The data transmission control method according to claim 1, wherein the data collected by the law enforcement instrument includes video data and audio data.
4. The data transmission control method of claim 1, wherein the law enforcement instrument receiving a command sent by a data collection center comprises: no data, data uploading is completed, the data acquisition center cancels the uploading and the data uploading is in error.
5. The data transmission control method according to claim 4, wherein the law enforcement instrument receives a command sent by a data acquisition center according to a data transmission detection result, broadcasts an error message after receiving a data uploading error command, and displays an error prompt on a screen, specifically comprising:
the law enforcement instrument receives a command sent by the data acquisition center according to the data transmission detection result;
when the law enforcement instrument receives a command sent by the data acquisition center and uploads data errors, the law enforcement instrument broadcasts the law enforcement instrument with the serial number that the uploaded data errors in a voice mode;
the law enforcement appearance simultaneously with upload the wrong information display of data on the screen, the suggestion law enforcement personnel upload the data and make mistakes.
6. The data transmission control method according to claim 4, wherein the data transmission control method further comprises:
when the law enforcement instrument receives a command sent by the data acquisition center and is data-free, the law enforcement instrument broadcasts the data uploaded by the law enforcement instrument with the serial number in a voice mode and shuts down the machine after the data uploaded by the law enforcement instrument is empty;
when the law enforcement instrument receives a command sent by the data acquisition center and finishes uploading data, the law enforcement instrument broadcasts the law enforcement instrument with the serial number in a voice mode and shuts down the machine after uploading data is finished;
when the law enforcement instrument receives a command sent by the data acquisition center and cancels the uploading of the data for the data acquisition center, the law enforcement instrument broadcasts the uploaded data of the law enforcement instrument with the serial number in a voice mode and shuts down the vehicle after the uploaded data is cancelled.
7. The data transmission control method according to claim 2, characterized in that the data transmission control method further comprises:
when the wired connection between the law enforcement instrument and the data acquisition center is interrupted, the law enforcement instrument establishes communication connection with the data acquisition center in a wireless connection mode;
the wireless connection mode comprises Bluetooth connection and WIFI connection;
after the law enforcement instrument establishes communication connection with the data acquisition center through Bluetooth or WIFI, the law enforcement instrument establishes an RTSP transmission protocol with the data acquisition center.
8. A law enforcement instrument, characterized in that it comprises: memory, a processor and a data transfer control program stored on the memory and executable on the processor, the data transfer control program when executed by the processor implementing the steps of the data transfer control method according to any one of claims 1 to 7.
9. A data transmission control system, characterized in that the data transmission control system comprises:
a plurality of law enforcement instruments according to claim 8, and a data collection center;
establishing communication connection between a plurality of law enforcement instruments and a data acquisition center, entering a mobile disk mode, and establishing corresponding transmission protocols between the law enforcement instruments and the data acquisition center;
the law enforcement instrument is used for uploading acquired data to the data acquisition center, receiving a command sent by the data acquisition center and broadcasting a result according to the command; the law enforcement instrument is also used for establishing communication connection with the data acquisition center in a wireless connection mode when the wired connection with the data acquisition center is interrupted;
the data acquisition center is used for receiving the data uploaded by the law enforcement instrument, detecting the data transmission process and then sending a corresponding command to the law enforcement instrument according to the data transmission detection result.
10. A storage medium characterized by storing a data transfer control program which, when executed by a processor, implements the steps of the data transfer control method according to any one of claims 1 to 7.
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| CN201811385026.7A CN111200626A (en) | 2018-11-20 | 2018-11-20 | Data transmission control method, law enforcement instrument, system and storage medium |
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| CN201811385026.7A CN111200626A (en) | 2018-11-20 | 2018-11-20 | Data transmission control method, law enforcement instrument, system and storage medium |
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| CN111200626A true CN111200626A (en) | 2020-05-26 |
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| CN201811385026.7A Pending CN111200626A (en) | 2018-11-20 | 2018-11-20 | Data transmission control method, law enforcement instrument, system and storage medium |
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Application publication date: 20200526 |