CN211982015U - 4-path camera intelligent monitoring system based on MT8665 - Google Patents

Abstract

The utility model discloses a monitored control system that internal net car appointment monitor terminal increases, a 4 way camera intelligent monitoring system based on MT8665 promptly. The intelligent USB interface device is composed of a central processing unit MT8665, a monitoring module, a USB switching module, a USB expansion module, a power supply module and a communication module, and is independently connected with the central processing unit MT 8665. The central processing unit MT8665 processes the received module signals and sends out control signals to enable the monitoring module to stably record, and 4G transmission of pictures and videos is realized through connection of the central processing unit MT8665 and the communication module. This scheme can play the restraint effect to driver bad driving habits such as driver fatigue, gives certain safe trip guarantee to driver and passenger simultaneously.

Description

4-path camera intelligent monitoring system based on MT8665

Technical Field

The utility model relates to an intelligent monitoring system specifically is a 4 way camera intelligent monitoring systems based on MT 8665.

Background

The traditional video monitoring client generally supports double cameras to take pictures by the function of double recording cameras. After the emergency button is triggered in case of danger, the camera can automatically shoot a driver and passengers and upload the pictures to the monitoring platform, so that the danger items can be effectively reduced and controlled. However, the monitoring system cannot effectively inhibit the occurrence of infringement events, can only be used as evidence for clearing responsibility at all times, and actually is a post measure, such as the driving dispute and the riding safety problem in the network appointment vehicle industry are always one of the focuses of the industry.

An intelligent 4-channel camera monitoring system based on MT 8665. And at the MT8665 vehicle-mounted platform end, the vehicle-mounted terminal can record and monitor in real time and background data monitoring with a vehicle-front MIPI camera, an IPC camera, a DMS camera and a rear-pull AHD camera.

The system aims to strengthen prepositive measures, monitor the access standards of car booking drivers and vehicles, carry out identity verification on outgoing drivers by using a DMS (digital distribution system) fatigue driving camera, identify the driver identity by comparing the real-time pictures of the drivers with the pictures in a database, or give out unknown identity alarm. The supervision responsibility of the platform is fulfilled well.

Meanwhile, the riding safety problem is better emphasized, and the riding safety of passengers is ensured as much as possible by simultaneously monitoring in real time through the 4-path camera.

Compare traditional control, vehicle event data recorder needs increase 2 way cameras more and realizes steady operation, and although additionally increased the cost, also increased the inconvenience of some carloadings, nevertheless design a relative low cost, stabilize better monitored control system, have formed an inevitable trend at each net car appointment monitor terminal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 4 camera intelligent monitoring system based on MT8665 to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a4-channel camera intelligent monitoring system based on MT8665 comprises a central processing unit MT8665, a monitoring module, a USB switching module, a USB expansion module, a power module and a communication module. The monitoring module, the USB switching module, the USB expansion module, the power module and the communication module are all connected with the central processing unit MT8665, the central processing unit MT8665 processes received signals of the modules and sends control signals to enable the monitoring module (namely a 4-path camera) to keep recording work at the same time, 4G transmission of pictures and videos is achieved through connection of the monitoring module and the communication module, and the power module supplies power for the whole system.

As a further aspect of the present invention: the monitoring module includes: plantago MIPI camera, IPC camera, DMS camera and back-pull AHD camera, 4 cameras all independently are connected with central processing unit MT 8665.

As a further aspect of the present invention: the USB switching module is switched to the interfaces USB1 and USB2 by the USB interface of the CPU MT 8665. The interface USB1 is directly connected with a USB connector for downloading and debugging; the interface USB2 is additionally provided with a USB expansion module. The switching between the host mode and the slave mode of the central processing unit MT8665 is realized.

As a further aspect of the present invention: the USB extension module is a box consisting of a HUB chip, a USB network port conversion chip and a connector. The HUB chip realizes the one-to-two (interfaces USB3 and USB4) of the interface USB2 of the USB switching module, and the interface USB3 is externally connected with a DMS camera; the interface USB4 realizes a USB-to-network interface signal interface and is externally connected with an IPC camera. The MIPI/DVP interface of the central processing unit MT8665 is externally connected with an AHD camera through a special decoding chip, so that high-definition analog signal transmission is realized.

As a further aspect of the present invention: the power module consists of a vehicle-mounted power supply and a power converter. The vehicle-mounted power supply is connected to a power converter, and the power converter is connected to the central processing unit MT8665 and other modules.

Compared with the prior system, the beneficial effects of the utility model are that: the 4-path camera intelligent monitoring system based on the MT8665 can record 4 paths of cameras in real time simultaneously, can upload the recorded 4 paths of cameras to a platform for supervision in real time through a 4G network, and has a wide coverage. The relative cost is reduced, the running speed is high, and the method is essentially different from the traditional taxi. Meanwhile, more safety guarantee and convenience are brought to the online taxi appointment drivers, passengers and the terminal control end, strict driver auditing and driving requirements are met, driving safety prompt is given, and the user is practiced to the top.

Drawings

Fig. 1 is a schematic structural diagram of the 4-camera intelligent monitoring system based on the MT 8665.

Fig. 2 is a block diagram of the 4-camera intelligent monitoring system based on the MT 8665.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, in an embodiment of the present invention, an intelligent monitoring system with 4 cameras based on MT8665 is characterized in that: the intelligent USB switching device comprises a central processing unit MT8665, a monitoring module, a USB switching module, a USB expansion module, a power supply module and a communication module. The monitoring module, the USB switching module, the USB expansion module, the power module and the communication module are all connected with the central processing unit MT8665, the central processing unit MT8665 processes received signals of the modules and sends control signals to enable the monitoring module (namely a 4-path camera) to keep recording work at the same time, 4G transmission of pictures and videos is achieved through connection of the monitoring module and the communication module, and the power module supplies power for the whole system.

The central processing unit MT8665 is a highly integrated baseband platform, integrates a quad-core ARM Cortex-A53, and can reach 1.5GHz at most, an ARM Cortex-R4 singlechip and a multi-standard video codec with powerful functions. Full high definition resolution (1920 x 1080); dual encoders up to H.264, 1080p @30fps, 720p @25 fps; most importantly, a set of wide interfaces can be used in seamless connection with an external camera.

The USB switching module is switched to the interfaces USB1 and USB2 by the USB interface of the CPU MT 8665. The interface USB1 is directly connected with a USB connector for downloading and debugging; the interface USB2 is additionally provided with a USB expansion module. The switching between the host mode and the slave mode of the central processing unit MT8665 is realized. When a USB line is inserted for downloading, the MT8665 serves as a slave device; when the download is not performed, the main device is automatically switched to.

The USB extension module is a box consisting of a HUB chip, a USB network port conversion chip and a connector. The HUB chip realizes the one-to-two (interfaces USB3 and USB4) of the interface USB2 of the USB switching module, and the interface USB3 is externally connected with a USB DSM camera; the interface USB4 realizes a USB-to-network interface signal interface and is externally connected with an IPC camera. The MIPI/DVP interface of MT8665, through special decoding chip, external AHD camera realizes high definition analog signal transmission. Wherein, the interface USB4 (because the USB signal is an analog signal, the instability is not suitable for long distance transmission) is converted into a special network port and is externally connected with an IPC camera. The camera is generally arranged in the middle of the vehicle, the wiring is relatively long due to the wiring trend of the wiring, and the network cable is more effective to be long-distance transmission and is the best choice for inhibiting interference.

The monitoring module includes: plantago MIPI camera, IPC camera, DMS camera and back-pull AHD camera, 4 cameras all independently are connected with central processing unit MT 8665. The states of a driving road and a driver are respectively monitored through a vehicle front MIPI camera and a DMS camera, and the fatigue state and the driving behavior of the driver are monitored all weather. When the fatigue states such as yawning, squinting and the like of the driver and the distraction states such as left-looking, right-looking and the like of the driver are found, the early warning system analyzes the behaviors in real time, triggers alarm sound in time and prompts the driver by voice and light, so that the aims of warning the driver and correcting wrong driving behaviors are fulfilled; the alarm event can be uploaded to the cloud end in real time through a 4G network, so that the remote supervision of a supervision center on vehicles and drivers is realized, and the driving safety of a fleet is improved; meanwhile, by comparing the real-time picture of the driver with the picture in the database, the identity of the driver can be verified, the identity of the driver can be identified, or an unknown identity alarm can be given. The IPC camera can monitor the passengers in the back row in real time, and prevents the passengers in the back row from dropping luggage articles and producing contradiction conflicts, blows and other unsafe events with the driver. And uploading the information to the cloud in real time. AHD camera for the trunk detects, avoids the customer to omit luggage.

The communication module adopts an MT6625 chip of the joint department, and the chip is connected with a central processing unit MT8665 to realize 4G picture and video transmission and alarm signal uploading.

The power module consists of a vehicle-mounted power supply and a power converter. The vehicle-mounted power supply is connected to a power converter, and the power converter is connected to the central processing unit MT8665 and other modules. The vehicle-mounted power supply converts a 12V power supply into a 5V direct-current power supply through a power supply converter, and the 5V power supply is converted into a 3.8V power supply through the power supply converter to supply power to the system.

The 4-path camera intelligent monitoring system based on the MT8665 records in real time through 4 paths of cameras and uploads the recorded data to a platform for supervision in real time through a 4G network, and the coverage is wide. The relative cost is reduced, the running speed is high, and the method is essentially different from the traditional taxi. Meanwhile, a lot of safety and convenience are brought to the online taxi appointment drivers, passengers and the terminal control end, strict driver auditing and driving requirements are met, driving safety prompt is brought to the attention, and the user is practiced to the top.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (4)

1. The utility model provides a 4 way camera intelligent monitoring system based on MT8665 which characterized in that: the system comprises a central processing unit MT8665, a monitoring module, a USB switching module, a USB expansion module, a power supply module and a communication module; the monitoring module, the USB switching module, the USB expansion module, the power supply module and the communication module are connected with the central processing unit MT8665, the central processing unit MT8665 processes received module signals and sends control signals to enable the monitoring module to stably record, and 4G transmission of pictures and videos is realized through the connection of the central processing unit and the communication module; the monitoring module consists of a vehicle front MIPI camera, an IPC camera, a DMS camera and a rear pull AHD camera, and the 4-path cameras are independently connected with a central processing unit MT 8665; the power module supplies power to the whole system.

2. The intelligent monitoring system of 4-way cameras based on MT8665 of claim 1, wherein: the USB switching module is switched into interfaces USB1 and USB2 by a USB interface of the central processing unit MT 8665; the interface USB1 is directly connected with a USB connector for downloading and debugging; the interface USB2 is additionally provided with a USB expansion module, so that the switching between the host mode and the slave mode of the central processing unit MT8665 is realized.

3. The intelligent monitoring system of 4-way camera based on MT8665 of claim 2, wherein: the USB expansion module is a box consisting of a HUB chip, a USB switching port chip and a connector, the HUB chip divides an interface USB2 of the USB switching module into an interface USB3 and an interface USB4, and the interface USB3 is externally connected with a DMS camera; the interface USB4 realizes a USB-to-network interface signal interface and is externally connected with an IPC camera; the MIPI/DVP interface of MT8665, through special decoding chip, external AHD camera realizes high definition analog signal transmission.

4. The intelligent monitoring system of 4-way cameras based on MT8665 of claim 3, wherein: the power module consists of a vehicle-mounted power supply and a power converter, wherein the vehicle-mounted power supply is connected to the power converter, and the power converter is connected to the central processing unit MT8665 and other modules.

Images