CN205377866U - Wireless Intelligence automobile -mounted terminal based on wiFi - Google Patents
Wireless Intelligence automobile -mounted terminal based on wiFi Download PDFInfo
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- CN205377866U CN205377866U CN201521014346.3U CN201521014346U CN205377866U CN 205377866 U CN205377866 U CN 205377866U CN 201521014346 U CN201521014346 U CN 201521014346U CN 205377866 U CN205377866 U CN 205377866U
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Abstract
The utility model discloses a wireless Intelligence automobile -mounted terminal based on wiFi mainly includes wiFi antenna, wiFi module, CPU treater, nuclear core plate and display device. The utility model relates to a wireless Intelligence automobile -mounted terminal based on wiFi circuit is simple, practical and effective, sets up the wiFi module on intelligent terminal, has improved online speed, the gateway information of storing the wiFi network need not user manually operation and realizes the automatic connection, and user experience gets a promotion, optimized the high -speed joint and switching performance of wiFi equipment when the vehicle removes at a high speed, made the wiFi network more stable, be suitable for and popularize and apply in on -vehicle field.
Description
Technical field
This utility model relates to a kind of car-mounted terminal, is specifically related to a kind of wireless intelligent vehicle mounted terminal based on WiFi.
Background technology
WiFi router and the terminal such as smart mobile phone, portable computer application widely, and based on the WiFi wireless network also non-extensive use of mobile unit, make user can not upgrade in time the information of mobile unit, cause that navigation is inaccurate as navigation map can not upgrade in time, bring great inconvenience to user.At present, user is used mostly the 3G/4G flow of user mobile network when car-mounted terminal realizes function of surfing the Net, not only expends network traffics but also access the speed of the Internet also slow.
Some mobile unit is by the WiFi function of wireless router extension mobile unit, but the WiFi access operation of wireless router includes searching SSID, input accesses configuration etc., these operating procedures are complicated, setup time is long, therefore, the WiFi access operation of wireless router is complex for domestic consumer, generally require and taken a long time, have impact on Consumer's Experience.
The car-mounted terminal in prior art with WiFi function often occurs accessing the phenomenons such as data broken string, packet loss, data transmission instability in automobile traveling process, thus affecting many need to networking in mobile unit to realize the operation of function.
Utility model content
Based on the defect of prior art, this utility model provides a kind of wireless intelligent vehicle mounted terminal based on WiFi, at least includes WiFi antenna, WiFi module, CPU processor, core board and display device.Described WiFi module at least includes: π shape filter circuit, radio transmitting and receiving chip, power module, USB unit；Described WiFi module also includes, power amplifier, low pass filter, band filter, low noise amplifier.
Described π shape filter circuit, power module, USB unit are connected with described radio transmitting and receiving chip respectively, described power amplifier, low pass filter, band filter, low noise amplifier are also connected with described radio transmitting and receiving chip, described π shape filter circuit connects WiFi antenna, described USB unit is connected with described CPU processor, described CPU processor is connected with described core board, and described display device is arranged based on described core board.Described CPU processor stores the information such as the user name password of user's WiFi network, and the connection making WiFi is more convenient, improves Consumer's Experience.
In addition, the described wireless intelligent vehicle mounted terminal based on WiFi also comprises a velocity sensor and microprocessing unit MCU, described velocity sensor and microprocessing unit MCU set up communication and connect, after described microprocessing unit MCU receives the information that velocity sensor sends, identify whether automobile is kept in motion, when automobile is kept in motion, described microprocessing unit MCU sends instruction to described CPU, and CPU enters the WiFi pattern under high speed travel condition.WiFi pattern under described high speed travel condition is, increases the speed of WiFi, reduces the interval time of WiFi scanning.
The interval time that the speed of described WiFi is 300～600Mpbs, WiFi scanning is 0.2～0.8s.
Preferably, the speed of described WiFi is the interval time of 350～500Mpbs, WiFi scanning is 0.3～0.6s.
It is further preferred that the interval time that the speed of described WiFi is 420Mpbs, WiFi scanning is 0.5s.
An optimal technical scheme of the present utility model is, being constructed as follows of described power module, the outfan of power supply connects a magnetic bead, the electrochemical capacitor being connected to 220 μ F is set, again and ter ceramic disc capacitor, its specification is followed successively by 22 μ F, 0.1 μ F, 1000 μ F, it is therefore an objective to promotes power source performance, filters the AC wave of different frequency.
Described magnetic bead specification is FB600/0.5A.
Alternatively, the described wireless intelligent vehicle mounted terminal based on WiFi also comprises a static memory, for storing city Wi-Fi hotspot information, described static memory is connected with described radio transmitting and receiving chip, after the described wireless intelligent vehicle mounted terminal based on WiFi is opened, from being dynamically connected city Wi-Fi hotspot time in scope without available WiFi wireless network.
Further, WiFi pattern under described high speed travel condition is, the city Wi-Fi hotspot that the described automatic decipherment distance of microprocessing unit MCU is nearest, and in time from described static memory recalls information, so that described radio transmitting and receiving chip sets up new connection, in the gap of old connection Yu new connection, information is carried out buffer memory to protect stored seriality by described CPU, and the described wireless intelligent vehicle mounted terminal based on WiFi sets up the time being connected within 1s with city Wi-Fi hotspot.
This utility model provides the workflow of a kind of wireless intelligent vehicle mounted terminal based on WiFi, particularly as follows: the wireless signal that described WiFi days bundle of lines receive is sent to the radio transmitting and receiving chip of WiFi module, described radio transmitting and receiving chip exports USB unit after signal is processed, and sends information to CPU processor.Described CPU processor sends after the signal received is carried out integration process to core board, it is achieved that the wireless networking capabilities of intelligent vehicle mounted terminal.This utility model uses the radio transmitting and receiving chip of WiFi module by USB unit and CPU processor communication, and circuit is simple, practicability and effectiveness.
The wireless intelligent vehicle mounted terminal based on WiFi that this utility model relates to, vehicle intelligent terminal is provided with WiFi module and WiFi antenna, do not expend the 3G/4G flow of the mobile network of user, but also improve networking speed, make car owner user's amusement function when using intelligent vehicle mounted terminal more powerful.
The CPU processor based on the wireless intelligent vehicle mounted terminal of WiFi that this utility model relates to stores the information such as the user name password of user's WiFi network, and the connection making WiFi is more convenient；Described static memory, storage has city Wi-Fi hotspot information, and certainly can be dynamically connected city Wi-Fi hotspot without manual operation, improves Consumer's Experience.
The wireless intelligent vehicle mounted terminal based on WiFi that this utility model relates to, optimize quickly connection and the performance of handoffs of vehicle-mounted WiFi equipment in high speed travel condition, reduce broken string number of times and the packet loss of data transmission, make WiFi network more stable, be more applicable for vehicle environment.
Accompanying drawing explanation
Fig. 1 is signal flow graph of the present utility model,
Fig. 2 is the circuit diagram of this utility model embodiment 1.
Wherein, the meaning that number in the figure represents is as follows:
1, WiFi antenna, 2, π shape filter circuit, 3, radio transmitting and receiving chip, 4, power module, 5, CPU processor, 6, USB unit.
Detailed description of the invention
Below by specific embodiment, further the technical solution of the utility model is specifically described.Illustrating it should be understood that the following examples are intended only as, and be not intended to scope of the present utility model, apparent change and modification that simultaneously those skilled in the art makes according to this utility model are also contained within this utility model scope.
Embodiment 1
A kind of wireless intelligent vehicle mounted terminal based on WiFi as depicted in figs. 1 and 2, including WiFi antenna 1, WiFi module, CPU processor 5, core board and display device.Described WiFi module includes: π shape filter circuit 2, radio transmitting and receiving chip 3, power module 4, USB unit 6.
Described π shape filter circuit 2, power module 4, USB unit 6 are connected with described radio transmitting and receiving chip respectively, described π shape filter circuit 2 connects WiFi antenna 1, described USB unit 6 is connected with described CPU processor 5, described CPU processor 5 is connected with described core board, and described display device is arranged based on described core board.Described CPU processor 5 stores the information such as the user name password of user's WiFi network, and the connection making WiFi is more convenient, improves Consumer's Experience.
In addition, the described wireless intelligent vehicle mounted terminal based on WiFi also comprises a velocity sensor and microprocessing unit MCU, described velocity sensor and microprocessing unit MCU set up communication and connect, after described microprocessing unit MCU receives the information that velocity sensor sends, identify whether automobile is kept in motion, when automobile is kept in motion, described microprocessing unit MCU sends instruction to described CPU, and CPU enters the WiFi pattern under high speed travel condition.WiFi pattern under described high speed travel condition is, increases the speed of WiFi, reduces the interval time of WiFi scanning.
The interval time that the speed of described WiFi is 300～600Mpbs, WiFi scanning is 0.2～0.8s.
Fig. 1 is the workflow of the wireless intelligent vehicle mounted terminal based on WiFi, particularly as follows: 1 wireless signal received of described WiFi antenna is sent to the radio transmitting and receiving chip 3 of WiFi module, radio transmitting and receiving chip 3 exports USB unit 6 after signal is processed, and sends information to CPU processor 5.The signal that described CPU processor 5 receives sends to core board after carrying out integration process, it is achieved that the wireless networking capabilities of intelligent vehicle mounted terminal.This utility model uses the radio transmitting and receiving chip 3 of WiFi module by USB unit 6 and CPU processor 5 communication, and circuit is simple, practicability and effectiveness.
Embodiment 2
A kind of wireless intelligent vehicle mounted terminal based on WiFi, including WiFi antenna, WiFi module, CPU processor, core board and display device.Described WiFi module includes: π shape filter circuit, radio transmitting and receiving chip, power module, USB unit, power amplifier, low pass filter, band filter, low noise amplifier.
Described π shape filter circuit, power module, USB unit, power amplifier, low pass filter, band filter, low noise amplifier are connected with described radio transmitting and receiving chip respectively, described π shape filter circuit connects WiFi antenna, described USB unit is connected with described CPU processor, described CPU processor is connected with described core board, and described display device is arranged based on described core board.In addition, the described wireless intelligent vehicle mounted terminal based on WiFi also comprises a velocity sensor and microprocessing unit MCU, described velocity sensor and microprocessing unit MCU set up communication and connect, after described microprocessing unit MCU receives the information that velocity sensor sends, identify whether automobile is kept in motion, when automobile is kept in motion, described microprocessing unit MCU sends instruction to described CPU, and CPU enters the WiFi pattern under high speed travel condition.WiFi pattern under described high speed travel condition is, increases the speed of WiFi, reduces the interval time of WiFi scanning.The interval time that the speed of described WiFi is 350～500Mpbs, WiFi scanning is 0.3～0.6s.
Being constructed as follows of described power module, the outfan of power supply connects the magnetic bead of a FB600/0.5A, the electrochemical capacitor being connected to 220 μ F is set, again and ter ceramic disc capacitor, its specification is followed successively by 22 μ F, 0.1 μ F, 1000 μ F, purpose is lifting power source performance in automobile, filters the AC wave of different frequency.
Claims (5)
1., based on a wireless intelligent vehicle mounted terminal of WiFi, at least include WiFi antenna, WiFi module, CPU processor, core board and display device；
Described WiFi module at least includes: π shape filter circuit, radio transmitting and receiving chip, power module, USB unit；Described WiFi module also includes, power amplifier, low pass filter, band filter, low noise amplifier；
Described π shape filter circuit, power module, USB unit are connected with described radio transmitting and receiving chip respectively, described power amplifier, low pass filter, band filter, low noise amplifier are also connected with described radio transmitting and receiving chip, described π shape filter circuit connects WiFi antenna, described USB unit is connected with described CPU processor, described CPU processor is connected with described core board, and described display device is arranged based on described core board；Described CPU processor stores the information such as the user name password of user's WiFi network；Further,
The described wireless intelligent vehicle mounted terminal based on WiFi also comprises a velocity sensor and microprocessing unit MCU, described velocity sensor and microprocessing unit MCU set up communication and connect, after described microprocessing unit MCU receives the information that velocity sensor sends, identify whether automobile is kept in motion, when automobile is kept in motion, described microprocessing unit MCU sends instruction to described CPU, and CPU enters the WiFi pattern under high speed travel condition；WiFi pattern under described high speed travel condition is, increases the speed of WiFi, reduces the interval time of WiFi scanning；The interval time that the speed of described WiFi is 300～600Mpbs, WiFi scanning is 0.2～0.8s.
2. according to claim 1 based on the wireless intelligent vehicle mounted terminal of WiFi, it is characterised in that: the interval time that the speed of described WiFi is 350～500Mpbs, WiFi scanning is 0.3～0.6s.
3. according to claim 1 based on the wireless intelligent vehicle mounted terminal of WiFi, it is characterised in that: the interval time that the speed of described WiFi is 420Mpbs, WiFi scanning is 0.5s.
4. according to claim 1 based on the wireless intelligent vehicle mounted terminal of WiFi, it is characterized in that: being constructed as follows of described power module, the outfan of power supply connects a magnetic bead, the electrochemical capacitor being connected to 220 μ F is set, again and ter ceramic disc capacitor, its specification is followed successively by 22 μ F, 0.1 μ F, 1000 μ F；
Described magnetic bead specification is FB600/0.5A.
5. according to claim 1 based on the wireless intelligent vehicle mounted terminal of WiFi, it is characterized in that: the described wireless intelligent vehicle mounted terminal based on WiFi also comprises a static memory, for storing city Wi-Fi hotspot information, described static memory is connected with described radio transmitting and receiving chip, after the described wireless intelligent vehicle mounted terminal based on WiFi is opened, from being dynamically connected city Wi-Fi hotspot time in scope without available WiFi wireless network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014346.3U CN205377866U (en) | 2015-12-09 | 2015-12-09 | Wireless Intelligence automobile -mounted terminal based on wiFi |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521014346.3U CN205377866U (en) | 2015-12-09 | 2015-12-09 | Wireless Intelligence automobile -mounted terminal based on wiFi |
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| CN205377866U true CN205377866U (en) | 2016-07-06 |
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| CN201521014346.3U Active CN205377866U (en) | 2015-12-09 | 2015-12-09 | Wireless Intelligence automobile -mounted terminal based on wiFi |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406895A (en) * | 2015-12-09 | 2016-03-16 | 江苏天安智联科技股份有限公司 | WiFi-based wireless smart vehicle-mounted terminal |
| CN106767856A (en) * | 2017-01-10 | 2017-05-31 | 秦宗明 | Based on the vehicle mounted guidance that mobile phone and vehicle-mounted integrated terminal cooperate |
-
2015
- 2015-12-09 CN CN201521014346.3U patent/CN205377866U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105406895A (en) * | 2015-12-09 | 2016-03-16 | 江苏天安智联科技股份有限公司 | WiFi-based wireless smart vehicle-mounted terminal |
| CN105406895B (en) * | 2015-12-09 | 2018-09-21 | 江苏天安智联科技股份有限公司 | A kind of wireless intelligent vehicle mounted terminal based on WiFi |
| CN106767856A (en) * | 2017-01-10 | 2017-05-31 | 秦宗明 | Based on the vehicle mounted guidance that mobile phone and vehicle-mounted integrated terminal cooperate |
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