CN111131699A - Internet of things remote control police recorder and system thereof - Google Patents
Internet of things remote control police recorder and system thereof Download PDFInfo
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- CN111131699A CN111131699A CN201911353075.7A CN201911353075A CN111131699A CN 111131699 A CN111131699 A CN 111131699A CN 201911353075 A CN201911353075 A CN 201911353075A CN 111131699 A CN111131699 A CN 111131699A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/33—Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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Abstract
The invention provides an Internet of things remote control police recorder and a system thereof, wherein the Internet of things remote control police recorder comprises: shooting intelligent equipment located at the periphery of a police service processing field through a camera, accurately positioning by an indoor positioning module auxiliary GPS positioning module, uploading intelligent equipment shot by the camera and positioning information to an Internet of things center server through a mobile communication module, identifying and determining the intelligent equipment by combining a touch screen through the Internet of things center server, displaying information of the intelligent equipment through the touch screen, remotely controlling the intelligent equipment by police personnel, sending a remote control instruction of the intelligent equipment through the mobile communication module, receiving the remote control instruction by the Internet of things center server and issuing the remote control instruction to the intelligent equipment, and working of the intelligent equipment according to the remote control instruction. The invention can solve the problems that the police recorder has single function, the shooting visual angle range of the police recorder is limited, important targets on a police processing site are omitted, video acquisition is performed in the important event occurrence process, and the like.
Description
Technical Field
The invention relates to the technical field of recorders, in particular to an Internet of things remote control police affair recorder and a system thereof.
Background
In modern life, police or auxiliary police often wear police service record appearance with oneself when handling police service work in the scene, and this police service record appearance generally is fixed on the overcoat through anchor clamps, and the video in the police service processing in-process can be shot and stored to police service record appearance to reach the effect of evidence retention. The police recorder can also have the functions of 4G/5G video uploading, voice talkback, GPS positioning, identity document reading and the like.
At present, with the coverage rate of the internet of things being improved, no matter indoors or outdoors, more and more intelligent devices such as video monitoring devices, traffic guidance devices and the like are connected to the internet of things; the intelligent equipment can receive and execute remote control commands through the Internet of things and report information collected and generated by the intelligent equipment; the function of the police recorder is single; the range of the visual angle shot by the police recorder is limited, so that important targets on the police processing site and video acquisition in the important event occurrence process can be omitted.
In combination with the above situation, the prior art can provide an internet of things remote control police affair recorder and a system thereof, and by using an intelligent means, the problems that the functions of the police affair recorder are single, the range of the visual angle shot by the police affair recorder is limited, important targets on a police affair processing site can be omitted, video acquisition in the important event occurrence process is possibly caused, and the like are solved.
Disclosure of Invention
Objects of the invention
In order to overcome at least one defect in the prior art, the invention provides the internet of things remote control police affair recorder and the system thereof, which can solve the problems that important targets on a police affair processing site and video acquisition in the occurrence process of important events are possibly omitted due to the fact that the functions of the police affair recorder are single and the range of the visual angle shot by the police affair recorder is limited.
(II) technical scheme
As a first aspect of the present invention, the present invention discloses an internet of things remote control police service recorder, comprising:
the camera is used for shooting intelligent equipment around a police service treatment site so as to carry out remote control operation on the intelligent equipment;
the touch screen is used for displaying the intelligent equipment shot by the camera, so that the central server of the Internet of things acquires information of the intelligent equipment; then displaying the information of the intelligent equipment received by the mobile communication module, so as to remotely control the intelligent equipment and display the information of the intelligent equipment working according to a remote control instruction;
the GPS positioning module is used for determining the position of the GPS positioning module;
the indoor positioning module is used for assisting the GPS positioning module to accurately position;
the mobile communication module is used for uploading the intelligent equipment and the positioning information shot by the camera to the Internet of things center server, uploading a remote control instruction to the Internet of things center server after the information of the intelligent equipment fed back by the Internet of things center server is received, and receiving the information uploaded by the intelligent equipment after the Internet of things center server remotely controls the intelligent equipment.
In one possible embodiment, the information of the intelligent device includes information collected by the intelligent device, an ID of the intelligent device, parameter information of the intelligent device, a menu of remote control function options of the intelligent device, and/or a success prompt of identification of the intelligent device.
As a second aspect of the present invention, the present invention discloses an internet of things remote control police service recorder system, comprising:
the internet of things remote control police recorder disclosed in any one of the technical schemes;
the Internet of things central server is used for remotely controlling intelligent equipment around a police service processing site according to the information transmitted by the mobile communication module in the police service recorder so as to provide information and function support for police service processing;
and the intelligent equipment is used for working according to the remote control instruction.
In one possible embodiment, the internet of things hub server is used for determining the ID of the intelligent device remotely controlled by the police recorder through location query, device shape matching and/or distance analysis.
In a possible implementation manner, the internet of things hub server is configured to extract the region shape of the intelligent device through an edge detection algorithm.
In one possible embodiment, the device shape matching comprises: and matching and calculating the area shape of the intelligent equipment with a plurality of intelligent equipment shape templates in the database.
In a possible embodiment, the distance analysis comprises: imaging focal length parameters; and measuring and calculating the distance between the intelligent equipment and the current position of the police recorder by combining the area shape of the intelligent equipment with the imaging focal length parameter.
In a possible implementation manner, the internet of things hub server is used for feeding back a remote control function list supported by the ID of the intelligent device to the police recorder.
In a possible implementation manner, the internet of things hub server is configured to query an equipment remote control function registry according to an ID of the remotely controlled intelligent equipment, and determine a remote control function supported by the intelligent equipment.
In a possible implementation manner, the internet of things hub server is configured to forward information of the intelligent device to the police recorder, and transmit a remote control instruction of the intelligent device uploaded by the police recorder to the intelligent device.
(III) advantageous effects
The invention provides an Internet of things remote control police recorder and a system thereof.A camera shoots intelligent equipment positioned at the periphery of a police processing field, a GPS positioning module determines the position of the intelligent equipment, an indoor positioning module assists the GPS positioning module to accurately position, a mobile communication module uploads the intelligent equipment shot by the camera and positioning information to an Internet of things center server, the Internet of things center server identifies and determines the intelligent equipment by combining a touch screen, the information of the intelligent equipment is displayed by the touch screen, so that a police worker can remotely control the intelligent equipment, the mobile communication module sends a remote control instruction of the intelligent equipment, the Internet of things center server receives the remote control instruction and sends the remote control instruction to the intelligent equipment, and the intelligent equipment works according to the remote control instruction. The police affair recorder has the advantages that the problems that the police affair recorder is single in function, the range of the visual angle shot by the police affair recorder is limited, important targets on a police affair processing site are omitted, video acquisition is performed in the important event occurrence process, and the like can be solved.
Drawings
The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining and illustrating the present invention and should not be construed as limiting the scope of the present invention.
Fig. 1 is a schematic structural diagram of an internet of things remote control police recorder provided by the invention.
Fig. 2 is a schematic structural diagram of an internet of things remote control police recorder system provided by the invention.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention.
It should be noted that: in the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described are some embodiments of the present invention, not all embodiments, and features in embodiments and embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are used for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
A first embodiment of the remote police recorder of the internet of things provided by the invention is described in detail below with reference to fig. 1. As shown in fig. 1, the police recorder provided in this embodiment mainly includes: the mobile terminal comprises a camera, a touch screen, a GPS positioning module, an indoor positioning module and a mobile communication module.
Police affairs record appearance is still including: the device comprises a shell, an illuminating lamp, a starting video recording prompting lamp, a loudspeaker, a clamp, an NFC module and the like, wherein the front shell is provided with a camera, the illuminating lamp, the starting video recording prompting lamp, the loudspeaker and other conventional components, and the back shell is provided with the clamp and a touch screen; the police instrument internally comprises a 4G or 5G mobile communication module, a GPS positioning module, an indoor positioning module and an NFC module.
The illuminating lamp is used for illuminating a police service treatment site and the like; the starting video recording prompting lamp is used for prompting when shooting is in a starting state and the like; the loudspeaker is used for amplifying sound when the police officer talks with the criminal suspect; the clamp is used for fixing the police recorder on clothes or walls and the like. The NFC module is used for reading the identity document; when the police affairs are processed on the spot, the police officers may need to verify the identities of criminal suspects or witnesses when investigating the situation on the spot, and at the moment, the NFC module can be used for realizing the short-distance reading of identity documents, so that the interference is reduced.
The camera is used for shooting intelligent equipment around a police service treatment site so as to carry out remote control operation on the intelligent equipment; the police officer can use the camera to align the intelligent equipment which is located around the police treatment site and needs remote control; the intelligent equipment comprises video monitoring equipment, traffic guidance equipment and the like.
The touch screen is used for displaying the intelligent equipment shot by the camera, so that the central server of the Internet of things acquires information of the intelligent equipment; then displaying the information of the intelligent equipment received by the mobile communication module, so as to remotely control the intelligent equipment and display the information of the intelligent equipment working according to a remote control instruction; the touch screen can extract the region shape of the intelligent equipment through displaying the intelligent equipment shot by the camera, so that the central server of the Internet of things can determine that the intelligent equipment is one of the intelligent equipment, and further acquire the information of the intelligent equipment, so as to realize the remote control of the intelligent equipment; the touch screen can display the information of the intelligent equipment, so that police officers can sufficiently know the information of the intelligent equipment, and a remote control instruction is given to the intelligent equipment.
The police recorder can realize accurate positioning (the error is within 1 meter) through a GPS positioning module or an indoor positioning module.
The GPS positioning module is used for determining the position of the GPS positioning module; because the GPS signal power is very low, the receiving requirement is higher, the antenna cannot shield the sky, and the GPS signal may be blocked or reflected by a wall body and cannot enter the room; this results in that under the condition of large visual sky range, the satellite signal can be received for positioning, and the satellite signal can not be received indoors; therefore, the GPS cannot be located indoors, and an indoor location module is needed to perform indoor location.
The indoor positioning module is used for assisting the GPS positioning module to accurately position; the indoor positioning means that position positioning is realized in an indoor environment, and a set of indoor position positioning system is formed by mainly integrating multiple technologies such as wireless communication, base station positioning, inertial navigation positioning and the like, so that position monitoring of personnel, objects and the like in an indoor space is realized.
The mobile communication module is used for uploading the intelligent equipment and the positioning information shot by the camera to the Internet of things center server, uploading a remote control instruction to the Internet of things center server after the information of the intelligent equipment fed back by the Internet of things center server is received, and receiving the information uploaded by the intelligent equipment after the Internet of things center server remotely controls the intelligent equipment. The remote control instruction for the intelligent equipment can be the shooting angle of the video monitoring equipment around the site and the like. The mobile communication module that police affairs record appearance contained is used for realizing the communication between police affairs record appearance and the thing networking central server in backstage. The mobile communication module can send intelligent equipment and positioning information shot by the camera to the Internet of things center server, the Internet of things center server inquires the intelligent equipment according to the intelligent equipment and the positioning information shot by the camera, the obtained information of the intelligent equipment is fed back to the mobile communication module, police officers can know the information of the intelligent equipment through the touch screen, the intelligent equipment is controlled remotely, and the mobile communication module uploads a remote control command to the Internet of things center server. The mobile communication module receives the information of the intelligent equipment working according to the remote control instruction, so that the touch screen can display the information of the intelligent equipment in a remote control state.
The information of the intelligent equipment comprises information collected by the intelligent equipment, an ID of the intelligent equipment, parameter information of the intelligent equipment, a remote control function option menu of the intelligent equipment and/or a prompt for successful identification of the intelligent equipment. The information collected by the intelligent equipment can be videos shot by video monitoring equipment and the like. A prompt indicating that the intelligent equipment is successfully identified, the ID number and the parameter information of the intelligent equipment and a remote control function option menu formed based on a remote control function list can be displayed on the touch screen; the remote control function option menu may include adjusting a photographing angle, etc.; police officers can select the remote control function in the remote control function option menu, upload remote control instructions by sliding the arrow for adjusting the shooting angle, so that remote control of the video monitoring equipment is realized, videos shot by the video monitoring equipment are displayed, and the like. According to the intelligent equipment remote control system, the intelligent equipment around a police affair processing site is shot through the camera, the position of the intelligent equipment is determined through the GPS positioning module, the indoor positioning module assists the GPS positioning module to accurately position, the mobile communication module uploads the intelligent equipment shot through the camera and positioning information to the Internet of things center server, the information of the intelligent equipment is displayed through the touch screen after the Internet of things center server is combined with the touch screen to identify and determine the intelligent equipment, so that a police officer can remotely control the intelligent equipment, the mobile communication module sends a remote control instruction of the intelligent equipment, and the Internet of things center server receives the remote control instruction and sends the remote control instruction to the intelligent equipment. The remote control police recorder of the Internet of things can solve the problems that important targets on a police processing site are omitted, video acquisition is performed in the important event generating process and the like due to the fact that the police recorder is single in function and limited in shooting visual angle range.
A first embodiment of the remote police recorder system of the internet of things provided by the invention is described in detail below with reference to fig. 2. As shown in fig. 2, the police recorder system provided in this embodiment mainly includes: the internet of things remote control police recorder disclosed in the embodiment; the Internet of things central server is used for remotely controlling intelligent equipment around a police service processing site according to the information transmitted by the mobile communication module in the police service recorder, so that information and function support are provided for police service processing; and the intelligent equipment is used for working according to the remote control instruction.
This thing networking remote control police affairs record appearance mainly includes: the mobile terminal comprises a camera, a touch screen, a GPS positioning module, an indoor positioning module and a mobile communication module. The internet of things remote control police affair recorder and the implementation mode thereof can be applied to the internet of things remote control police affair recorder system, and are not described herein again.
And the Internet of things central server is used for remotely controlling intelligent equipment around a police service processing site according to the information transmitted by the mobile communication module in the police service recorder, so that information and function support is provided for police service processing. And the central server of the Internet of things transmits the remote control command to the intelligent equipment through the Internet of things. The central server of the internet of things can call videos shot by video monitoring equipment around the site to comprehensively analyze the site condition; the central server of the Internet of things can adjust the shooting angle of the video monitoring equipment around the site so as to provide support for the alarm recording; the central server of the internet of things can control traffic guidance equipment around the site to realize functions of traffic control, dispersion and the like.
The video monitoring apparatus may further include: the system comprises a first video monitor and a second video monitor; the traffic directing equipment may further include: traffic electronic signs.
And the intelligent equipment is used for working according to the remote control instruction. The intelligent equipment can also upload the information collected by the intelligent equipment to the central server of the Internet of things.
The Internet of things hub server is used for determining the ID of the intelligent equipment remotely controlled by the police recorder through positioning query, equipment shape matching and/or distance analysis. The location query may be to query, according to the location information uploaded by the police service recorder, an ID of the intelligent device located within a certain distance range (for example, within a range of 20 meters) around the intelligent device and having access to the internet of things, and a distance between the ID and the current location of the police service recorder, so as to form a list. For example, the intelligent devices connected to the internet of things within a certain distance range around the police officer comprise a first video monitor instrument with the length of 10 meters, a second video monitor instrument with the length of 15 meters and a traffic electronic sign with the length of 5 meters, and then the IDs, the distances and the types of the intelligent devices can be counted into a list according to the query result.
The Internet of things center server is used for extracting the region shape of the intelligent equipment through an edge detection algorithm. The touch screen in the police recorder can display the intelligent equipment shot by the camera; in order to simplify the extraction of the region shape and improve the accuracy, a square picture frame or aiming cross can be displayed on the touch screen in the shooting process of the intelligent equipment with the front end aligned with the camera in the police recorder; police officers can enable the image of the intelligent device which wants to be remotely controlled to be positioned in the center of the square picture frame or be aligned with the aiming cross by adjusting the shooting angle of the camera; the central server of the internet of things can extract the region shape of intelligent equipment from the picture region facing the square picture frame or aiming at the cross.
Wherein the device shape matching comprises: and matching and calculating the area shape of the intelligent equipment with a plurality of intelligent equipment shape templates in the database. Matching and calculating the shape of the area with shape templates corresponding to a plurality of types of intelligent equipment, so as to determine the type of the intelligent equipment which is expected to be remotely controlled; combining the list and the identified types of the intelligent devices, if only one type of the intelligent device in the list is consistent with the identified type of the intelligent device, the intelligent device can be directly determined to be the remotely controlled device, so that the ID of the intelligent device is obtained; on the contrary, if the types of 2 or more intelligent devices in the list are consistent with the identified type of the intelligent device, the internet of things hub server determines the ID of the intelligent device through distance analysis.
Wherein the distance analysis comprises: imaging focal length parameters; and measuring and calculating the distance between the intelligent equipment and the current position of the police recorder by combining the area shape of the intelligent equipment with the imaging focal length parameter. If the types of 2 or more intelligent devices in the list are consistent with the identified types of the intelligent devices, the distance between the intelligent device and the current position of the police recorder, which is measured according to the size of the area shape of the intelligent device and the imaging focal length parameter, is combined with the distance value in the list, and the ID of the remotely controlled intelligent device can be determined.
The Internet of things hub server is used for feeding back a remote control function list supported by the ID of the intelligent equipment to the police recorder so that the police recorder can remotely control the intelligent equipment according to the remote control function list. The list of remote control functions supported by the ID of the intelligent device includes remote control functions supported by the intelligent device.
The Internet of things hub server is used for inquiring an equipment remote control function registration table according to the ID of the intelligent equipment which is remotely controlled, and determining the remote control function supported by the intelligent equipment. The device remote control function registry may be a table that registers remote control functions supported by several intelligent devices. For example, for a first video monitor, the remote control functions supported may include transmitting a real-time shot, transmitting a historical shot, and adjusting a shooting angle; for the second video monitor, a fixed suspension mode is adopted, so that the supported remote control function can only comprise the transmission of a real-time shooting picture and the transmission of a historical shooting picture.
The internet of things center server is used for transferring the information of the intelligent equipment to the police service recorder and transmitting the remote control instruction of the intelligent equipment uploaded by the police service recorder to the intelligent equipment. For example, the internet of things hub server can transfer the real-time shot picture of the first video monitor to the police service recorder; the central server of the internet of things can transmit the remote control command for adjusting the shooting angle uploaded by the police service recorder to the first video monitor through the internet of things, so that the first video monitor responds to the command to adjust the direction of the first video monitor.
The intelligent equipment around a police service processing site is shot through the camera, the position of the intelligent equipment is determined through the GPS positioning module, the indoor positioning module assists the GPS positioning module to accurately position, the mobile communication module uploads the intelligent equipment shot by the camera and positioning information to the Internet of things center server, the information of the intelligent equipment is displayed through the touch screen after the Internet of things center server is combined with the touch screen to identify and determine the intelligent equipment, so that police personnel can remotely control the intelligent equipment, the mobile communication module sends a remote control instruction of the intelligent equipment, the Internet of things center server receives the remote control instruction and sends the remote control instruction to the intelligent equipment, and the intelligent equipment works according to the remote control instruction. The remote control police recorder system of the Internet of things can solve the problems that important targets on a police processing site are omitted, video acquisition in the occurrence process of important events is caused by the fact that the police recorder is single in function and limited in shooting visual angle range.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a thing networking remote control police service record appearance which characterized in that includes:
the camera is used for shooting intelligent equipment around a police service treatment site so as to carry out remote control operation on the intelligent equipment;
the touch screen is used for displaying the intelligent equipment shot by the camera, so that the central server of the Internet of things acquires information of the intelligent equipment; then displaying the information of the intelligent equipment received by the mobile communication module, so as to remotely control the intelligent equipment and display the information of the intelligent equipment working according to a remote control instruction;
the GPS positioning module is used for determining the position of the GPS positioning module;
the indoor positioning module is used for assisting the GPS positioning module to accurately position;
the mobile communication module is used for uploading the intelligent equipment and the positioning information shot by the camera to the Internet of things center server, uploading a remote control instruction to the Internet of things center server after the information of the intelligent equipment fed back by the Internet of things center server is received, and receiving the information uploaded by the intelligent equipment after the Internet of things center server remotely controls the intelligent equipment.
2. A police recorder according to claim 1, wherein the information about the intelligent device comprises information collected by the intelligent device, an ID of the intelligent device, parameter information about the intelligent device, a menu of options for remote control functions of the intelligent device, and/or a success prompt for identification of the intelligent device.
3. The utility model provides a thing networking remote control police affairs record appearance system which characterized in that includes:
the internet of things remote-control police recorder of claim 1 or 2;
the Internet of things central server is used for remotely controlling intelligent equipment around a police service processing site according to the information transmitted by the mobile communication module in the police service recorder so as to provide information and function support for police service processing;
and the intelligent equipment is used for working according to the remote control instruction.
4. A police recorder system according to claim 3, wherein the internet of things hub server is configured to determine the ID of the intelligent device remotely controlled by the police recorder by location query, device shape matching and/or distance analysis.
5. A police recorder system according to claim 4, wherein the Internet of things hub server is configured to extract the region shape of the intelligent device by an edge detection algorithm.
6. A police recorder system according to claim 4, wherein the device shape matching comprises: and matching and calculating the area shape of the intelligent equipment with a plurality of intelligent equipment shape templates in the database.
7. A police recorder system according to claim 6, wherein the distance analysis comprises: imaging focal length parameters; and measuring and calculating the distance between the intelligent equipment and the current position of the police recorder by combining the area shape of the intelligent equipment with the imaging focal length parameter.
8. A police recorder system according to claim 4, wherein the Internet of things hub server is configured to feed back a list of remote control functions supported by the ID of the intelligent device to the police recorder.
9. The police recorder system of claim 8, wherein the internet of things hub server is configured to query a device remote control function registry according to an ID of the remotely controlled intelligent device to determine the remote control functions supported by the intelligent device.
10. A police recorder system according to claim 8 or 9, wherein the internet of things hub server is configured to relay information of the intelligent device to the police recorder and transmit a remote control instruction of the intelligent device uploaded by the police recorder to the intelligent device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911353075.7A CN111131699A (en) | 2019-12-25 | 2019-12-25 | Internet of things remote control police recorder and system thereof |
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| CN201911353075.7A CN111131699A (en) | 2019-12-25 | 2019-12-25 | Internet of things remote control police recorder and system thereof |
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| CN103442054A (en) * | 2013-08-26 | 2013-12-11 | 曹永军 | Law enforcement recording system based on Internet of Things and communication data transmission method thereof |
| CN107493311A (en) * | 2016-06-13 | 2017-12-19 | 腾讯科技（深圳）有限公司 | Realize the methods, devices and systems of controlling equipment |
| CN109003350A (en) * | 2018-07-03 | 2018-12-14 | 刘文孟 | Generation dimension logging instrument and working method |
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