CN208548889U - Car-mounted terminal - Google Patents
Car-mounted terminal Download PDFInfo
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- CN208548889U CN208548889U CN201820828203.3U CN201820828203U CN208548889U CN 208548889 U CN208548889 U CN 208548889U CN 201820828203 U CN201820828203 U CN 201820828203U CN 208548889 U CN208548889 U CN 208548889U
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Abstract
The utility model provides a kind of car-mounted terminal, and car-mounted terminal includes: primary antenna, is used for communicating cellular wireless signal；Cellular communication module is used for cellular network communication；First memory module, for storing data；Rear-camera device, for obtaining the image and/or video of rear of vehicle；Multiple photographic devices, for obtaining the image and/or video of vehicle's surroundings；And primary processor and display screen.The car-mounted terminal of the utility model is used to look around T-Box, 360 and be integrated with three function of Streaming Media rearview mirror module, respective function is implemented separately in compared to three functions, eliminate the device of overlapping function, reduce device the space occupied, while effectively utilizing resource, system interaction efficiency and reliability is improved, whole development cost is reduced.
Description
Technical field
The utility model relates generally to automobile technical field more particularly to a kind of car-mounted terminal.
Background technique
Car networking is a kind of by information and communication technology (ICT), realizes car, Che Yuche, Che Yulu, Che Yuren, vehicle and service
The emerging technology of platform interconnection.For these interconnections in realization car networking technology, currently used technology is usually
T-Box (Telematics Box) Lai Shixian is set in the car.Fig. 1 is the fundamental block diagram of existing T-Box.Refering to what is shown in Fig. 1,
T-Box mainly includes cellular communication module and processor.Cellular communication module and primary antenna, diversity antenna, satellite navigation aerial
It is connected with eSIM card, to realize cellular communication and satellite positioning.Cellular communication module is also connect with Wireless LAN module, with reality
Existing wireless LAN communication and/or WLAN it is shared.T-Box further includes memory module, audio coding decoding module and function
Amplification module, cellular communication module is also connect with memory module, audio coding decoding module and power amplifier module etc., multimedia to realize
It plays.Processor is connect with cellular communication module, is mainly used for controlling the various movements of cellular communication module realization, such as carry out bee
Nest communication, satellite positioning, broadcasting multimedia etc..In addition, processor also receives ignition signal, ignition signal starts as processor
The trigger signal of work.Certainly, T-Box further includes the power module connecting with battery, to provide electricity to each component in T-Box
Source.
Streaming Media rearview mirror module acquires automobile rear images, and situation after vehicle can be presented in real time, expand the backsight visual field, subtract
Few backsight blind area.Fig. 2 is the fundamental block diagram of existing Streaming Media rearview mirror module.Refering to what is shown in Fig. 2, Streaming Media rearview mirror module
Including rearview camera, primary processor (MPU), microcontroller (MCU), memory, memory module, power management module, power supply mould
Block and inside rear-view mirror (including display screen) etc..Rearview camera is set to the rear portion of vehicle, for acquiring the image at automobile rear.It is main
Processor handles the image of rearview camera acquisition, and is presented to driver by inside rear-view mirror.Primary processor also with memory, deposit
Storage module and power management module are separately connected, to assist realizing primary processor to the processing function of rear images.Microcontroller
Be mainly used for according to ignition signal etc. come to components such as primary processors starting, close, start to process image, stop processing image
Equal operations are controlled.Power module provides power supply for each component in streaming media rearview mirror module.
Vehicle starting, turn, park, meeting, avoiding barrier etc. whens, due to the presence for blind area of driving, driver without
Method observes the case where region closer from vehicle body, the accidents such as is easy to happen scratch, collides, roll.In order to avoid above-mentioned accident
Generation assist driver the case where being equipped with 360 in existing some vehicles and look around module, vehicle's surroundings can be showed
The case where understanding vehicle's surroundings.Fig. 3 is existing 360 fundamental block diagrams for looking around module.Refering to what is shown in Fig. 3,360 look around module packet
Include the switching switch, primary processor (MPU), microcontroller (MCU), memory, memory module, power supply out of four cameras, four into one
Management module, power module etc..Four cameras are laid in front, rear portion, left side, the right side of vehicle respectively, to obtain respectively
Vehicle front, rear, the left side, the right road conditions image.The road conditions image that four cameras obtain goes out switching by four into one and opens
It is sent to primary processor with closing timesharing.Primary processor handles these road conditions images, and vehicle can be showed by being spliced into
The image of surrounding situation, and driver is presented to by vehicle device.Primary processor also with memory, memory module and power management mould
Block is separately connected, to assist realizing primary processor to the processing function of road conditions image.Microcontroller is mainly used for being believed according to igniting
Number etc. come to components such as primary processors starting, close, start to process image, stop the processing operations such as image and control.Electricity
Each component that source module is used to look around in module to 360 provides power supply.
In order to realize 360 look around, car networking interconnection and Streaming Media rearview mirror, existing way be usually on vehicle simultaneously
Installation 360 looks around, T-Box and Streaming Media rearview mirror module, but this way have it is at high cost, at least need to occupy three interfaces
The shortcomings that.Therefore, need a kind of car-mounted terminal of low cost at present realize, 360 look around, T-Box and Streaming Media rearview mirror mould
The function that block has.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of car-mounted terminal, have 360 to look around, T-Box and stream
The function of media rearview mirror module, and have and make full use of resource, reduce occupied space, improve system interaction efficiency and reliable
Property, reduce the advantages such as overall cost.
In order to solve the above technical problems, the utility model provides a kind of car-mounted terminal, comprising:
Primary antenna is used for communicating cellular wireless signal；
Cellular communication module is connect with the primary antenna, is used for cellular network communication；
First memory module, for storing data；
Rear-camera device, for obtaining the image and/or video that carry the rear of vehicle of the car-mounted terminal；And
Multiple photographic devices, for obtaining the image and/or video of the vehicle's surroundings；
Satellite navigation aerial is connect, for receiving satellite positioning signal with the cellular communication module；And
Primary processor is separately connected with first memory module, the rear-camera device and multiple photographic device, is used for
The image and/or video obtain to the rear-camera device is handled, and is exported treated the rear-camera device and obtained
Image and/or video；The image and/or video for being also used to obtain multiple photographic device are handled, and export processing
Image and/or video afterwards；
Display screen is connect with the primary processor, the image and/or video obtained for showing the rear-camera device.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Diversity antenna is connect with the cellular communication module, is used for diversity communicating cellular wireless signal.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Wireless lan antenna is used for transmitting/receiving wireless local area network signal；
Wireless LAN module is separately connected, for realizing nothing with the wireless lan antenna and the cellular communication module
Line local area network communication.
In at least one embodiment of the utility model, the car-mounted terminal further include:
ESIM card is connect, for storing customer identification information with the cellular communication module；And/or
Memory is connect with the primary processor, interim for providing data to be processed and/or instruction for the primary processor
Memory space；
Second memory module is connect, for storing data with the cellular communication module.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Audio coding decoding module is connect with the cellular communication module, for carrying out encoding and decoding to audio data；Power amplifier mould
Block is connect with the cellular communication module, and the audio signal for exporting to the cellular communication module amplifies, and will be after amplification
The audio signal output.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Microcontroller is separately connected, for controlling the bee with the cellular communication module, the primary processor and the power amplifier module
The movement of nest communication module and the primary processor, and control the power amplifier module；
Data port is connect with the microcontroller, for realizing the data interaction of the microcontroller and external equipment.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Acceleration transducer is connect with the microcontroller, for sensing the acceleration of the vehicle.
In at least one embodiment of the utility model, the car-mounted terminal further include:
USB port is connect with the cellular communication module, is handed over for realizing the cellular communication module and the data of external equipment
Mutually；And/or
The port LVDS is connect with the primary processor, for realizing the data interaction of the primary processor and external equipment.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Power module, for providing power supply for each component in the car-mounted terminal；And/or
Power management module is connect with the primary processor, for the instruction according to the primary processor in the car-mounted terminal
At least part of component carry out power management.
In at least one embodiment of the utility model, the car-mounted terminal further include:
Mostly go out switching switch into one, is separately connected with multiple photographic device and the primary processor, for timesharing from this
One is selected in multiple photographic devices, and image and/or video that the photographic device selected obtains are exported and give the master
Processor.Compared with prior art, the utility model has the advantage that
The car-mounted terminal of the utility model has the function of 360 looking around, T-Box and Streaming Media rearview mirror module, relative to
Looked around by 360, T-Box and these three module products of Streaming Media rearview mirror module combination come realize looked around with 360, T-Box and
The technical solution of the function of Streaming Media rearview mirror module, the car-mounted terminal of the utility model eliminate the honeycomb with overlapping function
Communication module, primary processor, microcontroller, power module and peripheral circuit, have make full use of resource, reduce occupied space,
It improves system interaction efficiency and reliability and reduces the advantages such as overall cost.
Detailed description of the invention
Fig. 1 is the fundamental block diagram of existing T-Box.
Fig. 2 is the fundamental block diagram of existing Streaming Media rearview mirror module.
Fig. 3 is existing 360 fundamental block diagrams for looking around module.
Fig. 4 is the fundamental block diagram of the car-mounted terminal of some embodiments of the utility model.
Description of symbols
100- car-mounted terminal；
101- cellular communication module；
102- microcontroller；
103- primary antenna；
104- satellite navigation aerial；
105- diversity antenna；
106- wireless lan antenna；
107- Wireless LAN module；
108-eSIM card；
The second memory module of 109-；
110- audio coding decoding module；
111- power amplifier module；
The port 112-USB；
113- primary processor；
114-DVR photographic device；
115- memory；
The first memory module of 116-；
117- power management module；
The port 118-LVDS；
119- data port；
120- rear-camera device；
121- display screen；
122- acceleration transducer；
123- power module；
The more a photographic devices of 131-；
131-1 photographic device (preceding)；
131-2 photographic device (rear)；
131-3 photographic device (left side)；
131-4 photographic device (right side)；
132- mostly goes out switching switch into one.
Specific embodiment
It is practical to this below in conjunction with attached drawing for the above objects, features, and advantages of the utility model can be clearer and more comprehensible
Novel specific embodiment elaborates.
Many details are explained in the following description in order to fully understand the utility model, but this is practical new
Type can also be implemented using other different from other way described herein, therefore the utility model is not by following public tool
The limitation of body embodiment.
The certain terms for indicating particular system components have been used throughout specification and claims.Such as the technology of this field
What personnel will be understood that, different company may indicate a component with different titles.But function different in title is not expected herein
It is distinguished between identical component.In the specification and in the claims, term " includes " and "comprising" press open side
Formula uses, and therefore should be interpreted " including, but are not limited to ... ".
As shown in the application and claims, unless context clearly prompts exceptional situation, " one ", "one", " one
The words such as kind " and/or "the" not refer in particular to odd number, may also comprise plural number.It is, in general, that term " includes " only prompts to wrap with "comprising"
Include clearly identify the step of and element, and these steps and element do not constitute one it is exclusive enumerate, method or apparatus
The step of may also including other or element.
In addition, each embodiment of following description is respectively provided with one or more technical characteristics, so this is not meant to
It must implement all technical characteristics in any embodiment simultaneously using the utility model person, or be only capable of being performed separately different implementations
One or all technical characteristic in example.In other words, under the premise of being embodied as possible, those skilled in the art can be according to this
The disclosure of utility model, and design specification or implementation demand are regarded, selectively implement in any embodiment partly or entirely
Technical characteristic, or selectively implement the combination of all or part of technical characteristic in multiple embodiments, increase this whereby
Elasticity when utility model is implemented.
It is referred to as " on the other part " it should be appreciated that working as a component, " being connected to another component ", " is coupled in
When another component " or " contacting another component ", it can directly on another component, be connected or coupled to,
Or another component is contacted, or may exist insertion part.In contrast, when a component is referred to as " directly another
On a component ", " being directly connected in ", " being coupled directly to " or when " directly contact " another component, insertion part is not present.Together
Sample, when first component referred to as " is in electrical contact " or " being electrically coupled to " second component, in the first component and this second
There is the power path for allowing electric current flowing between part.The power path may include capacitor, the inductor of coupling and/or permission electricity
Other components of flowing, or even do not contacted directly between conductive component.
If background technology part is introduced, existing 360 are looked around, T-Box, Streaming Media rearview mirror module are individual moulds
Block product respectively exercises its corresponding function.Processor (CPU), power circuit, connector are all had in these three module products
Etc. identical component.When realizing the function of T-Box and Streaming Media rearview mirror module jointly using these three module products, three
Identical component is duplicate in module product, and the interaction between product module is to be connected by harness to realize, therefore,
It will appear the problems such as hardware cost wastes, occupies more spaces, interactive efficiency is low and reliability is low.In order to overcome these to ask
Topic, the utility model proposes a kind of car-mounted terminals of function of being provided simultaneously with T-Box and Streaming Media rearview mirror module, can
Resource is made full use of, occupied space is reduced, improves system interaction efficiency and reliability, and reduce overall cost.
Fig. 4 is the fundamental block diagram of the car-mounted terminal of some embodiments of the utility model.Refering to what is shown in Fig. 4, car-mounted terminal 100
It may include cellular communication module 101, primary processor 113, primary antenna 103, the first memory module 116, rear-camera device 120
Multiple photographic devices 131 and mostly into one go out switching switch 132.Primary processor 113 and primary antenna 103 respectively with cellular communication module
101 connections.First memory module 116 and rear-camera device 120 are connect with primary processor 113 respectively.
Optionally, in some embodiments of the utility model, car-mounted terminal can also include more structures, such as
DVR photographic device 114.
Primary antenna 103 can be used for communicating cellular wireless signal, to match realization Cellular Networks with cellular communication module 101
Network communication.In some embodiments, cellular network can be 2G (such as GSM, IS-95, IS-136, IDEN, PDC etc.), 3G (example
Such as W-CDMA, CDMA-2000, TD-SCDMA, WiMAX), the cellular networks of the standards such as 4G (such as LTE FDD, LTE TDD),
Correspondingly, cellular radio signal is also the wireless signal for meeting one of 2G, 3G and 4G etc. or multiple types.It is appreciated that
Cellular network communication can be logical for example including voice communication, data communication, short message (Short Message Service, SMS)
Letter, or any combination thereof.
Multiple photographic devices 131 can be used for obtaining the vehicle (hereinafter referred to as " vehicle for carrying the car-mounted terminal of the present embodiment
") image and/or video of surrounding.Preferably, multiple photographic devices 131 are mainly used for obtaining the image and/or view on road surface
Frequently.In some embodiments, multiple photographic devices 131 for example can be visible image capturing head, infrared camera, laser radar
Deng.In some embodiments, multiple photographic devices 131 can be wide-angle camera.In some embodiments, multiple camera shooting dresses
Setting 131 can partially be wide-angle camera, be partially middle burnt camera.Wherein, the angular field of view of wide-angle camera can be
140 °~180 °, the angular field of view of middle coke camera can be 90 °~140 °.
In some embodiments, multiple photographic devices 131 for example may include photographic device 131-1, photographic device 131-
2, photographic device 131-3, photographic device 131-4.Photographic device 131-1 can be used for obtaining the image and/or view of vehicle front
Frequently.Photographic device 131-2 can be used for obtaining the image and/or video of rear of vehicle.Photographic device 131-3 can be used for obtaining
The image and/or video on the vehicle left side.Photographic device 131-4 can be used for obtaining image and/or video on the right of vehicle.One
In a little embodiments, the photographic device 131-1 for the image and/or video that obtain vehicle front be can be set in preceding grid or preceding
On bumper.In some embodiments, the photographic device 131-2 for the image and/or video that obtain rear of vehicle can be set
It is placed on case cover or rear bumper.In some embodiments, for obtaining the camera shooting of the image and/or video on the vehicle left side
Device 131-3 can be set on left-hand mirror.In some embodiments, for obtaining image and/or video on the right of vehicle
Photographic device 131-4 can be set on right rear view mirror.
It is appreciated that multiple photographic devices 131 may include the photographic device more than four.The utility model is taken the photograph to multiple
The number for the photographic device for including as device 131 is without restriction, as long as multiple photographic devices can obtain the figure of vehicle's surroundings
Picture and/or video, and primary processor 103 can carry out splicing to these images and/or video.
First memory module 116 is connect with primary processor 113, for storing data.For example, the first memory module 116 can
To store the image data and/or video data of the acquisition of DVR photographic device 114.In another example the first memory module 116 can deposit
Store up treated image data and/or the video data of primary processor 113.In some embodiments, the first memory module 116 can be with
For example including eMMC memory, flash storage chip, SSD memory being set in car-mounted terminal 100 etc. or it is any
Combination.First memory module 116 can also be the TF card being set in card slot possessed by car-mounted terminal 100, mmc card, SD card
Deng, or any combination thereof.In some embodiments, the first memory module 116 can pass through SDIO (Secure Digital
Input/Output) interface is connect with primary processor 113.
Rear-camera device 120 can be used for obtaining the image and/or video of rear of vehicle.In some embodiments, after
Depending on photographic device 120 such as can be visible image capturing head, infrared camera, laser radar.In some embodiments, backsight
Photographic device 120 can with wide-angle camera (such as visual angle be more than or equal to 60 °), middle burnt camera (such as angular field of view be 24 °~
60 °) or focal length camera (such as angular field of view is less than or equal to 24 °).In some embodiments, rear-camera device 120 can be with
Including one or more cameras, such as it can be spaced three cameras, to constitute binocular vision.It is appreciated that
Rear-camera device 120 can be set above the rear portion license plate of vehicle, below the license plate of rear portion, on rear bumper etc..
The image and/or video that primary processor 113 can be used for obtaining rear-camera device 120 are handled.Main place
Reason device 113 can also export that treated image and/or video, such as the Streaming Media that output carries out rear of vehicle to display screen are aobvious
Show.In some embodiments, primary processor 113 can to the processing of the image obtained of rear-camera device 120 and/or video progress
To be coding, compression, noise reduction, sharpening etc., or any combination thereof.
The image and/or video that primary processor 103 can be used for obtaining multiple photographic devices 111 are handled, and defeated
Treated out image and/or video.The wherein specific side that 103 pairs of the primary processor images obtained and/or video are handled
Formula can be multiplicity.For example, in some embodiments, image that primary processor 103 obtains multiple photographic devices 131 and/
Or video is spliced, to form the panorama overhead view image and/or video of vehicle's surroundings.Preferably, in the above-described embodiments
In a part of the embodiment, in the image and/or video after the completion of splicing, it is complete that vehicle (such as vertical view image of vehicle) is located at this
The center of scape overhead view image and/or video, the splicing that the image and/or video-splicing obtained with multiple photographic devices 131 goes out are complete
Image and/or video after are then located at the surrounding of the vehicle.It is appreciated that primary processor 103 obtains multiple photographic devices 131
The processing that the image and/or video taken carries out can also be distortion correction, noise reduction, sharpening etc..Certainly, primary processor 103 is to more
The processing that the image and/or video that a photographic device 131 obtains carry out may include the one or more in above-mentioned processing
Any combination.And primary processor 103 is also unlimited to the processing of multiple photographic devices 131 image obtained and/or video progress
In the above-mentioned several processing modes referred to.For example, in some embodiments, primary processor 103 can also be to spliced image
And/or the position that vehicle may occur to scratch or collide in video is highlighted.
Optionally, in some embodiments, car-mounted terminal can also have DVR photographic device 114 to can be used for obtaining vehicle
Image and/or video in front of.In some embodiments, DVR photographic device 114 for example can be visible image capturing head, red
Outer camera, laser radar etc..In some embodiments, DVR photographic device 114 can (such as visual angle be greater than with wide-angle camera
Equal to 60 °), (such as angular field of view is less than or equal to for middle burnt camera (such as angular field of view is 24 °~60 °) or focal length camera
24°).Preferably, DVR photographic device 114 is ultra wide-angle imaging head, and visual angle can be more than or equal to 100 °, 120 °, 140 ° etc..
In some embodiments, DVR photographic device 114 may include one or more cameras, such as can be spaced three
A camera, to constitute binocular vision.It is appreciated that the rearview mirror in vehicle can be set is (such as left for DVR photographic device 114
Rearview mirror, right rear view mirror, central inside rear-view mirror etc.), preceding grid, bumper etc..In some embodiments, DVR photographic device 114
The image and/or image of at least one of rear of vehicle, left and right side can also be obtained.
Optionally, in these embodiments, primary processor 113 can be also used for the image obtained to DVR photographic device 114
And/or video is handled.Primary processor 113 can also store its image after processing and/or video to the first storage
Module 116, to realize driving recording.Treated image and/or video can also be sent to cellular communication by primary processor 113
Treated image and/or video are sent to cloud by cellular communication module 101, with the training for automatic Pilot by module 101
Data basis is provided.It is appreciated that the cloud can be server, PC (personal computer, PC),
Public cloud, private clound etc..In some embodiments, image and/or video that primary processor 113 obtains DVR photographic device 114
The processing of progress can be coding, compression, noise reduction, sharpening etc., or any combination thereof.Primary processor 113 for example may include micro-
Controller, microprocessor, Reduced Instruction Set Computer (RISC), specific integrated circuit (ASIC), dedicated instruction set processor
(ASIP), central processing unit (CPU), graphics processor (GPU), physical processor (PPU), single-chip microcontroller, digital signal processor
(DSP), field programmable gate array (FPGA), advanced reduced instruction collecting system (ARM), programmable logic device (PLD), can
Any circuit or the processor etc. of at least one function are executed, or any combination thereof.
In some embodiments, with continued reference to FIG. 4, car-mounted terminal 100 can also include diversity antenna 105.Diversity day
Line 105 is connect with cellular communication module 101, is used for diversity communicating cellular wireless signal.It is appreciated that diversity antenna 105 can be with
Receive cellular radio signal together with primary antenna 103, cellular communication module 101 can be with main day to diversity antenna 105
The received cellular radio signal of line 103 is selected, is merged, and to mitigate the influence of cellular radio signal decline, is connect to be promoted
The signal-to-noise ratio of the cellular radio signal received.In some embodiments, diversity antenna 105 may include one or more antenna,
Such as 2 antennas, 4 antennas.
In some embodiments, car-mounted terminal 100 can also include star navigation antenna 104.Satellite navigation aerial 104 can be with
Be sent to cellular communication module 101 for receiving satellite navigation signals, and by the satellite navigation signals received, with cellular communication
Module 101, which matches, realizes satellite positioning, navigation.In some embodiments, satellite navigation signals can be believed for example including GPS
Number, Beidou signal, GLONASS signal, Galileo signal etc., or any combination thereof.
Car-mounted terminal 100 can also include wireless lan antenna 106 and Wireless LAN module 107.WLAN
Module 107 is separately connected with wireless lan antenna 106 and cellular communication module 101.Wireless lan antenna 106 can be used for
Transmitting/receiving wireless local area network signal.Wireless office may be implemented in Wireless LAN module 106 and the mutual cooperation of Wireless LAN module 107
Domain Network Communication.The WLAN can be for example including meeting the wireless network of IEEE802.11 series standard, meet bluetooth
The wireless network of standard, the wireless network for meeting Zigbee standard, or any combination thereof.In some embodiments, WLAN mould
Block 107 can by universal asynchronous receiving-transmitting transmitter (Universal Asynchronous Receiver/Transmitter,
UART) it is connected to cellular communication module 101.In some embodiments, cellular communication module 101 and Wireless LAN module 107
It can work in coordination, realize and cellular network is converted into WLAN, so as to be connected to the user terminal of the WLAN
Internet can be connected to via the cellular network.
With continued reference to FIG. 4, in some embodiments, car-mounted terminal 100 can also include mostly going out switching switch into one
132.Mostly go out switching switch 132 into one to be separately connected with multiple photographic devices 131 and primary processor 103.Mostly go out switching into one to open
It closes 132 and selects one from multiple photographic devices 131 with can be used for timesharing, the photographic device 131 being selected is obtained
Image and/video exports to primary processor 103.It include photographic device 131-1, photographic device with multiple photographic devices 131
For this four photographic devices of 131-2, photographic device 131-3, photographic device 131-4, in first time period, mostly go out to switch into one
132 can choose photographic device 131-1, by a frame of the photographic device 131-1 vehicle front obtained or multiple image export to
Primary processor 103；In second time period, mostly going out switch 132 into one can choose photographic device 131-2, by photographic device 131-2
A frame or multiple image for the rear of vehicle of acquisition is exported to primary processor 103；In the third period, mostly go out switch 132 into one
It can choose photographic device 131-3, a frame on the vehicle left side that photographic device 131-3 is obtained or multiple image exported to main place
Manage device 103；In the 4th period, mostly going out switch 132 into one can choose photographic device 131-4, and photographic device 131-4 is obtained
Vehicle on the right of a frame or multiple image export to primary processor 103；In the 5th period, mostly going out switch 132 into one can be with
Photographic device 131-1 is selected again；And so on.Primary processor 103 can be to the multiple of multiple photographic devices 131 that timesharing obtains
Image carries out splicing.It is appreciated that mostly going out switching when multiple photographic devices 131 include four photographic devices into one and opening
Closing 132 correspondingly can go out switching switch for four into one.
In some embodiments, car-mounted terminal 100 can also include eSIM card 108.ESIM card 108 can be with cellular communication
Module 101 connects, for storing customer identification information.It is appreciated that the customer identification information that is stored of eSIM card 108 can be by
Cellular network operator is for identifying user, to determine whether car-mounted terminal 100 has permission to access the cellular network, whether has the right
Limit carries out cellular network communication.In some embodiments, eSIM card 108, which can be, can store customer identification information chip.
In some embodiments, car-mounted terminal 100 can also include the second memory module 109.Second memory module 109 with
Cellular communication module 101 connects, for storing data.In some embodiments, the second memory module 109 can be for example including setting
It is placed in eMMC memory, flash storage chip, SSD memory in car-mounted terminal 100 etc. or any combination thereof.Second deposits
Storage module 109 can also be the TF card being set in card slot possessed by car-mounted terminal 100, mmc card, SD card etc. or it is any
Combination.In some embodiments, the second memory module 109 can pass through SDIO (Secure Digital Input/Output)
Interface is connect with cellular communication module 101.
In some embodiments, car-mounted terminal 100 can also include audio coding decoding module 110.Audio coding decoding module
110 connect with cellular communication module 101, for carrying out encoding and decoding to audio data.It is logical that voice is carried out in cellular communication module 101
When letter, cellular communication module 101 can be received audio data and be converted into audio signal by audio coding decoding module 110, via
MIC OUT terminal mouth exports the loudspeaker to vehicle；Audio coding decoding module 110 can also will be received by the port MIC IN
Audio signal (such as can be collected by microphone) is converted into audio data, and the audio data is sent to cellular communication
Module 101.The voice communication may include the voice letter of voice communication based on cellular network, instant messaging Internet-based
Breath etc..When car-mounted terminal 100 carries out multimedia, audio coding decoding module 110 can also be by multimedia file and/or more
Audio data in Media Stream is converted into audio signal, and the audio signal is exported to the loudspeaker to vehicle.In some realities
It applies in example, audio coding decoding module 110 can pass through I2S (Integrated Interchip Sound) interface and cellular communication
Module 101 is attached.
In some embodiments, cellular communication module 101 can also pass through the audio signal received by the port MIC IN
The audio data obtained after conversion is stored to the first memory module 116, to save video and audio simultaneously in driving recording.
In some embodiments, car-mounted terminal 100 can also include power amplifier module 111.Power amplifier module 111 and cellular communication
Module 101 connects, and the audio signal for exporting to cellular communication module 101 amplifies, and by amplified audio signal
It is exported by SPK OUT terminal mouth to loudspeaker.The loudspeaker can be loudspeaker possessed by car-mounted terminal 100, can also be
Possessed loudspeaker on vehicle.In some embodiments, when mistake occurs for car-mounted terminal 100, cellular communication module 101 can
To issue the audio signal of alarm, after the amplification of power amplifier module 111, audio alarming signal is issued by loudspeaker.In some implementations
In example, when car-mounted terminal 100 carries out multimedia, cellular communication module 101 can be by multimedia file and/or multimedia
Audio data in stream is converted into audio signal, which exports after the amplification of power amplifier module 111 to the loudspeaking on vehicle
Device.
In some embodiments, car-mounted terminal 100 can also include USB port 112.USB port 112 and cellular communication mould
Block 101 connects, for realizing the data interaction of cellular communication module 101 and external equipment.In some embodiments, cellular communication
Module 101 can be connect by USB port 112 with vehicle device, to realize data interaction.
In some embodiments, car-mounted terminal 100 can also include memory 115.Memory 115 is connect with primary processor 113,
For providing data to be processed and/or instruction to temporary memory space for primary processor 113.For example, memory 115 can be interim
Store program instruction needed for primary processor 113 handles image data and/or video data, the program instruction can be coding,
Compression, noise reduction, sharpening etc., or any combination thereof.In another example memory 114 can obtain temporarily to store multiple photographic devices 131
Image data and/or video data.Memory 115 for example may include dynamic ram (DRAM), Double Date Rate synchronize it is dynamic
State RAM (DDR SDRAM), static state RAM (SRAM), thyristor RAM (T-RAM), zero capacitance RAM (Z-RAM) etc. or its any group
It closes.
For example, in some other embodiments, what memory 115 can also obtain for interim storage DVR photographic device 114
Image data and/or video data.
In some embodiments, car-mounted terminal 100 can also include power management module 117.Power management module 117 with
Primary processor 113 connects, for according to the instruction of primary processor 113 at least part of component in car-mounted terminal 100 into
Row power management.The component can be cellular communication module 101, primary processor 113, Wireless LAN module 107, second
Memory module 109, camera 114, the first memory module 116, microcontroller 102 etc..
In some embodiments, car-mounted terminal 100 can also include low voltage difference signal (Low-Voltage
Differential Signaling, LVDS) port 118.The port LVDS 118 is connect with primary processor 113, for realizing main place
Manage the data interaction of device 113 and external equipment.In some embodiments, primary processor 113 can pass through the port LVDS 118 and vehicle
Machine connection, to realize data interaction.In another example multiple photographic devices 131 after 103 splicing of primary processor are obtained
Image and/or video are sent to vehicle device, are shown by vehicle device, with assist driver observe vehicle's surroundings the case where.
For example, in some other embodiments, the port LVDS 118 of car-mounted terminal 100 can also be by DVR photographic device
114 image datas obtained and/or video data are sent to vehicle device.
In some embodiments, car-mounted terminal 100 can also include microcontroller (MCU) 102.Microcontroller 102 can be with
It is separately connected with cellular communication module 101 and primary processor 113, for controlling cellular communication module 101 and primary processor 113
Movement.In some embodiments, microcontroller 102 can be for example including arm processor, dsp processor, field-programmable gate array
(FPGA), programmable logic device (PLD), single-chip microcontroller, ASIC etc. are arranged, or any combination thereof.It is appreciated that cellular communication module
101 movement, which can be, realizes one of its function or a variety of.For example, the movement of cellular communication module 101 can
To be that cellular communication module 101 with primary antenna 103 matches realization cellular network communication, cellular communication module 102 can also be
It is matched with satellite navigation aerial 104 and realizes satellite positioning, navigation.It is also understood that the movement of primary processor 113 can be
Realize one of function that it has or a variety of.Memory 115, first is stored for example, the movement of primary processor 113 can be
Module 116 reads and writees.
In another example in some other embodiments, the movement of primary processor 113 can also be to DVR photographic device 114
The processing that the image and/or video of acquisition carry out can be coding, compression, noise reduction, sharpening etc..
In some embodiments, microcontroller 102 can also be connect with power amplifier module 111.Microcontroller 102 is also to power amplifier
Module 111 is controlled, such as the gain of power amplifier module 111 is adjusted.Preferably, power amplifier module 111 passes through I2C
(Inter-Integrated Circuit) bus is connect with microcontroller 102.
In some embodiments, car-mounted terminal 100 further includes acceleration transducer 122.Acceleration transducer 122 and micro-control
Device 102 processed connects, for sensing the acceleration of vehicle.The vehicle that microcontroller 102 can be sensed according to acceleration transducer 122
Acceleration change, judge whether vehicle crashes.In some embodiments, acceleration transducer 122 for example may be used
Be piezoelectric type, pressure resistance type, it is capacitive, servo-type etc..In some embodiments, acceleration transducer 122 is for example
It can be uniaxial, two axis, three axis.Preferably, acceleration transducer 122 can be MEMS sensor.
In some embodiments, car-mounted terminal 100 further includes data port 119.Data port 119 and microcontroller 102
Connection, for realizing the data interaction of microcontroller 102 and external equipment.Specifically, the ignition signal of vehicle can pass through number
It is transferred to microcontroller 102 according to port 119, to trigger the start-up operation of microcontroller 102.
It in some embodiments, can also include display screen 121, display screen 121 is connected to primary processor 103, for showing
Show image and/or video that rear-camera device 120 obtains.In some embodiments, display screen 121 can be set in interior backsight
In mirror.The inside rear-view mirror can be anti-dazzle inside rear-view mirror, can also be common inside rear-view mirror.
In some embodiments, car-mounted terminal 100 further includes power module 123.The battery phase of power module 123 and automobile
Connection, after converting to cell voltage, provides power supply for each component in car-mounted terminal 100.
As described above, the car-mounted terminal 100 of the utility model has the function of T-Box and Streaming Media rearview mirror module, shape
There is situation after vehicle is presented in real time at one, expand the backsight visual field, reduce backsight blind area and improve traffic safety, situation of remote
Collection, driving behavior and habit collection, data upload the vehicle intelligent controller of the functions such as cloud.Car-mounted terminal 100 can be by
One 102, rear-camera device 120 of the microcontroller of primary processor 113, one of cellular communication module 101, one and one
Power module 123 is realized.Relative to the skill realized by T-Box and the combination of these three module products of Streaming Media rearview mirror module
Art scheme, car-mounted terminal 100 eliminate cellular communication module with overlapping function, primary processor, microcontroller, power module
And peripheral circuit, have and makes full use of resource, reduce occupied space, improve system interaction efficiency and reliability and reduce whole
The advantages such as cost.
Those skilled in the art will further appreciate that, the various illustratives described in conjunction with the embodiments described herein
Logic plate, module, circuit and algorithm steps can be realized as electronic hardware, computer software or combination of the two.It is clear
Explain to Chu this interchangeability of hardware and software, various illustrative components, frame, module, circuit and step be above with
Its functional form makees generalization description.Such functionality be implemented as hardware or software depend on concrete application and
It is applied to the design constraint of total system.Those skilled in the art can be with different modes to realize for every kind of specific application
The functionality of description, but such realization decision should not be interpreted to cause departing from the scope of the utility model.
In conjunction with presently disclosed embodiment describe various illustrative logic modules and circuit can with general processor,
Digital signal processor (DSP), specific integrated circuit (ASIC), field programmable gate array (FPGA) or other programmable logic
Device, discrete door or transistor logic, discrete hardware component or its be designed to carry out any group of function described herein
It closes to realize or execute.General processor can be microprocessor, but in alternative, which can be any routine
Processor, controller, microcontroller or state machine.Processor is also implemented as calculating the combination of equipment, such as DSP
With the combination of microprocessor, multi-microprocessor, one or more microprocessors to cooperate with DSP core or any other this
Class configuration.
Although the utility model is described with reference to current specific embodiment, ordinary skill in the art
Personnel it should be appreciated that more than embodiment be intended merely to illustrate the utility model, be detached from the spirit of the present invention no
In the case of can also make various equivalent change or replacement, therefore, as long as to upper in the spirit of the utility model
State the variation of embodiment, modification will all be fallen in the range of following claims.
Claims (10)
1. a kind of car-mounted terminal characterized by comprising
Primary antenna is used for communicating cellular wireless signal；
Cellular communication module is connect with the primary antenna, is used for cellular network communication；
First memory module, for storing data；
Rear-camera device, for obtaining the image and/or video that carry the rear of vehicle of the car-mounted terminal；And
Multiple photographic devices, for obtaining the image and/or video of the vehicle's surroundings；
Satellite navigation aerial is connect, for receiving satellite positioning signal with the cellular communication module；And
Primary processor is separately connected with first memory module, the rear-camera device and the multiple photographic device, is used
It is handled in the image and/or video obtained to the rear-camera device, and the rear-camera dress that exports that treated
Set the image and/or video of acquisition；The image and/or video for being also used to obtain the multiple photographic device are handled, and
Output treated image and/or video；
Display screen is connect with the primary processor, the image and/or video obtained for showing the rear-camera device.
2. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
Diversity antenna is connect with the cellular communication module, is used for diversity communicating cellular wireless signal.
3. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
Wireless lan antenna is used for transmitting/receiving wireless local area network signal；
Wireless LAN module is separately connected, for realizing nothing with the wireless lan antenna and the cellular communication module
Line local area network communication.
4. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
ESIM card is connect, for storing customer identification information with the cellular communication module；And/or
Memory is connect with the primary processor, interim for providing data to be processed and/or instruction for the primary processor
Memory space；
Second memory module is connect, for storing data with the cellular communication module.
5. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
Audio coding decoding module is connect with the cellular communication module, for carrying out encoding and decoding to audio data；Power amplifier module,
It is connect with the cellular communication module, the audio signal for exporting to the cellular communication module amplifies, and will amplification
Audio signal output afterwards.
6. car-mounted terminal according to claim 5, which is characterized in that the car-mounted terminal further include:
Microcontroller is separately connected, for controlling with the cellular communication module, the primary processor and the power amplifier module
State the movement of cellular communication module and the primary processor, and the control power amplifier module；
Data port is connect with the microcontroller, for realizing the data interaction of the microcontroller and external equipment.
7. car-mounted terminal according to claim 6, which is characterized in that the car-mounted terminal further include:
Acceleration transducer is connect with the microcontroller, for sensing the acceleration of the vehicle.
8. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
USB port is connect with the cellular communication module, is handed over for realizing the cellular communication module and the data of external equipment
Mutually；And/or
The port LVDS is connect with the primary processor, for realizing the data interaction of the primary processor and external equipment.
9. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
Power module, for providing power supply for each component in the car-mounted terminal；And/or
Power management module is connect with the primary processor, for the instruction according to the primary processor to the car-mounted terminal
In at least part of component carry out power management.
10. car-mounted terminal according to claim 1, which is characterized in that the car-mounted terminal further include:
Mostly go out switching switch into one, is separately connected with the multiple photographic device and the primary processor, for timesharing from institute
State and select one in multiple photographic devices, by the photographic device selected obtain image and/or video export to
The primary processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820828203.3U CN208548889U (en) | 2018-05-30 | 2018-05-30 | Car-mounted terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820828203.3U CN208548889U (en) | 2018-05-30 | 2018-05-30 | Car-mounted terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208548889U true CN208548889U (en) | 2019-02-26 |
Family
ID=65420530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820828203.3U Active CN208548889U (en) | 2018-05-30 | 2018-05-30 | Car-mounted terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208548889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110116678A (en) * | 2019-04-26 | 2019-08-13 | 惠州市德赛西威智能交通技术研究院有限公司 | A kind of switching rearview mirror shows control system, method and the automobile of content |
-
2018
- 2018-05-30 CN CN201820828203.3U patent/CN208548889U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110116678A (en) * | 2019-04-26 | 2019-08-13 | 惠州市德赛西威智能交通技术研究院有限公司 | A kind of switching rearview mirror shows control system, method and the automobile of content |
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