CN209088955U - A kind of multimode Internet access gateway based on satellite and land mobile network - Google Patents
A kind of multimode Internet access gateway based on satellite and land mobile network Download PDFInfo
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- CN209088955U CN209088955U CN201920824301.4U CN201920824301U CN209088955U CN 209088955 U CN209088955 U CN 209088955U CN 201920824301 U CN201920824301 U CN 201920824301U CN 209088955 U CN209088955 U CN 209088955U
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Abstract
The multimode Internet access gateway based on satellite and land mobile network that the utility model discloses a kind of, including Main Processing Unit and satellite daughter board, the Main Processing Unit includes power interface, internal battery, voltage transformation module, antenna, 4G module, WIFI module, primary processor, satellite daughterboard interface, the satellite daughter board includes SIM card, satellite antenna, satellite communication module, satellite power supply conversion module, mainboard interface, the utility model can be according to the signal quality of satellite and land mobile network, automatically switch communication network and is linked into internet, and share the data service of internet by WIFI hot spot, realize the wireless access of internet.It can be applied to the multimode Internet application scene of all kinds of personnel, the application interconnected especially suitable for desert Environment and army and police individual soldier/teams and groups.
Description
Technical field
The multimode Internet access gateway based on satellite and land mobile network that the utility model relates to a kind of, belongs to
Field of communication technology.
Background technique
With the rapid development of mobile Internet, demand of the people to mobile data services is growing, it is desirable to be able to
When access mobile Internet everywhere.And land mobile network limited coverage area, especially desert, ocean and high mountain etc.
Uninhabited place is difficult to cover, and is unable to satisfy people in the data traffic requirement in these places.Satellite communication system has
The advantages that wide coverage, long transmission distance, the coverage area that can effectively make up land mobile network insufficient are asked
Topic, but compared with land mobile communication system, satellite communication system rate are expensive, and transmission rate is smaller.If only adopted
With land mobile communication or satellite communication system, user cannot be considered in terms of the coverage area and cost performance of communication network.At this point, needing
A kind of multimode Internet access gateway that can automatically switch land mobile network and satellite communication network is designed, on ground
Internet is preferentially accessed using land mobile network in the place that mobile communications network and satellite communication network cover simultaneously,
The place for not having land mobile network to cover automatically switches to satellite mobile communication network access internet.
Utility model content
Purpose of utility model: in order to overcome the deficiencies in the prior art, the utility model provides a kind of automatic switchover
Communication network is linked into internet, and by WIFI hot spot share internet based on satellite and land mobile network
Multimode Internet access gateway.
Technical solution: to achieve the above object, the technical solution adopted in the utility model are as follows:
A kind of multimode Internet access gateway based on satellite and land mobile network, including Main Processing Unit and satellite
Daughter board, the Main Processing Unit include power interface, internal battery, voltage transformation module, antenna, 4G module, WIFI module, main place
Manage device, satellite daughterboard interface, the voltage transformation module by electric power connection line respectively with internal battery, 4G module, WIFI mould
Block, primary processor, internal battery connection, and the power interface is connect by electric power connection line with satellite daughterboard interface, it is described
Primary processor is connect with 4G module, WIFI module, satellite daughterboard interface, voltage transformation module respectively by digital signal line；Institute
Stating satellite daughter board includes SIM card, satellite antenna, satellite communication module, satellite power supply conversion module, mainboard interface, wherein described
Satellite daughterboard interface, mainboard interface, satellite power supply conversion module, satellite communication module are sequentially connected by electric power connection line, institute
It states satellite daughterboard interface, mainboard interface, satellite communication module, satellite antenna to be sequentially connected by digital signal line, the SIM card
It is connect by digital signal line with satellite communication module.
It is preferred: network interface and serial ports to be provided on the primary processor, and the network interface and serial ports pass through digital signal
Line is connect with primary processor.
Preferred: the 4G module is that ME909s-821 the whole network leads to module.
Preferred: the WIFI module is RL-UM02WBS-8723BU module.
Preferred: the primary processor is I.MX6UL-ARM processor.
Preferred: the satellite communication module is SM-2700 satellite communication module.
It is preferred: digital signal line being connected by serial ports between the satellite daughterboard interface, mainboard interface.
It is preferred: the voltage transformation module include TPS5430 power conversion chip, LM1117-3.3 chip,
MIC29302AWU chip, BQ24133 chip, the TPS5430 power conversion chip convert input voltage into the supply of 5V voltage
Primary processor, LM1117-3.3 chip, MIC29302AWU chip, BQ24133 chip, the LM1117-3.3 chip are electric by 5V
Source is converted to 3.3V power supply for WIFI module, and 5V power supply is converted to 4.2V power supply 4G module by MIC29302AWU chip to be made
With 5V power supply is switched to 4.2V power supply and charged to built-in lithium battery by BQ24133 chip.
Preferred: the satellite power supply conversion module is TPS5430 power conversion chip, TPS5430 power conversion chip
Input power is converted into 5V power supply SM-2700 satellite communication module.
The utility model compared with prior art, has the advantages that
The utility model gateway can pass through the mobile data of land mobile communication system and satellite mobile communication system
WIFI hot spot is shared with user.Take into account that land mobile communication system rate are low and satellite mobile communication system wide coverage
Advantage.The gateway can automatically switch communication network and be linked into mutually according to the signal quality of satellite and land mobile network
Networking, and by the data service of WIFI hot spot sharing internet, realize the wireless access of internet.It can be applied to all kinds of people
The multimode Internet application scene of member, the application interconnected especially suitable for desert Environment and army and police individual soldier/teams and groups.
Detailed description of the invention
Fig. 1 is product master-plan block schematic illustration.
Fig. 2 is the main software operating process of product.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the utility model is furtherd elucidate, it should be understood that these examples are only used for
Bright the utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art
Member falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.
A kind of multimode Internet access gateway based on satellite and land mobile network mainly includes that four parts are tied
Structure, linking Internet based on land mobile communication system, WIFI hot spot share, main processor modules and mobile logical based on satellite
The linking Internet of letter system.Entire gateway external interface has power interface and antennal interface.User only need to access power supply and
After installing satellite, 4G and WIFI antenna, equipment can be worked normally.As shown in Figure 1, including Main Processing Unit and satellite daughter board,
The Main Processing Unit include power interface, internal battery, voltage transformation module, antenna, 4G module, WIFI module, primary processor,
Satellite daughterboard interface, the voltage transformation module by electric power connection line respectively with internal battery, 4G module, WIFI module, master
Processor, internal battery connection, and the power interface is connect by electric power connection line with satellite daughterboard interface, the main process task
Device is connect with 4G module, WIFI module, satellite daughterboard interface, voltage transformation module respectively by digital signal line；The satellite
Daughter board includes SIM card, satellite antenna, satellite communication module, satellite power supply conversion module, mainboard interface, wherein satellite
Plate interface, mainboard interface, satellite power supply conversion module, satellite communication module are sequentially connected by electric power connection line, the satellite
Daughterboard interface, mainboard interface, satellite communication module, satellite antenna are sequentially connected by digital signal line, and the SIM card passes through number
Word line set signal is connect with satellite communication module.Network interface and serial ports are provided on the primary processor, and the network interface and serial ports are equal
It is connect by digital signal line with primary processor.The main wireless access for realizing land mobile communication system, WIFI hot spot are shared
Function and system integral control function.
The access of satellite mobile communication system is mainly realized using the SM-2700 satellite communication module of Thurary company,
The access that module realizes land mobile communication system is led to using ME909s-821 4G the whole network of Huawei Company, opens up science and technology using receiving
The RL-UM02WBS-8723BU module of Co., Ltd realizes WIFI hot spot sharing function, while using the I.MX6UL of NXP company
As primary processor, the control of whole system is realized.Its major function description are as follows: 1, based on the whole network lead to 4G module realize ground move
The linking Internet of dynamic communication system；2, the linking Internet of Thurary satellite mobile communication system is realized based on SM-2700；
3, realize that the hotspot of data service is shared based on WIFI module；4, primary processor realizes land mobile communication system and satellite
The automatic switchover of communication system.
Satellite daughter board circuit board mainly by SM-2700 satellite communication module, satellite communication module antenna and sim card interface,
Voltage transformation module and MCU controller composition.The main wireless access for realizing satellite communication system, and mobile data is given
To Main Processing Unit, the mobile data sharing function based on satellite communication system is realized for it.
In terms of the conversion of the supply voltage of hardware components and battery charging management, main process task circuit board uses first
Input voltage (9V ~ 36V) is converted to 5V voltage supply main processor modules and other subsequent electricity by TPS5430 power conversion chip
Source conversion chip uses, and 5V power supply is converted to 3.3V voltage using LM1117-3.3 chip and is used for WIFI module, is used
5V power supply is converted to 4.2V power supply 4G module and used by MIC29302AWU chip, is turned 5V power supply using BQ24133 chip
It charges for 4.2V power supply to built-in lithium battery, built-in lithium battery uses 18650 batteries of single 3000 milliampere hour.Meanwhile main place
Plate is managed by direct-connected mode, by input voltage be directly connected to on the interface circuit of satellite daughter board.Satellite daughter board passes through plate
It is connected to connector for substrate with Main Processing Unit, while is also turned input voltage (9V ~ 36V) using TPS5430 power conversion chip
5V voltage supply SM-2700 satellite modules are changed to use.
In terms of the control circuit of hardware components, I.MX6UL processor by two-way USB interface respectively at 4G module and
WIFI module is connected, for controlling 4G and WIFI module.The serial ports of Transistor-Transistor Logic level all the way is connected to satellite daughter board and connect by processor
On mouth, to realize the control to satellite modules.
As shown in Fig. 2, primary processor I.MX6UL uses built-in Linux operating system in software section, pass through load
The driver of 4G module and WIFI module is realized to control it to be shared with mobile data.It is set by the serial ports in operating system
It is standby, realize the control to satellite modules.The operating process of entire software is as shown in Figure 2.It is specific as follows:
1, processor power-on reset initializes；
2,4G module is initialized, the signal quality of land mobile communication system is inquired by AT order, if inquiring ground
The network signal of face mobile communication just starts login network access land mobile communication system, then skips to step 4；If inquiry is not
To the network signal of land mobile communication, then step 3 is skipped to；
3, SM-2700 satellite communication module is initialized, the network signal of satellite mobile communication system is inquired, if inquiry
It arrives, then login network access satellite mobile communication system, then skips to step 4,；If inquiring the net less than satellite mobile communication system
Network signal, then skip to step 5；
4, WIFI module is initialized, then shares ground/satellite mobile communication system mobile data out by hot spot
It goes；
5, system, which networks, fails and provides corresponding Defect Indication information.
The utility model can automatically switch communication network and connect according to the signal quality of satellite and land mobile network
Enter to internet, and share the data service of internet by WIFI hot spot, realizes the wireless access of internet.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of multimode Internet access gateway based on satellite and land mobile network, it is characterised in that: including main place
Manage plate and satellite daughter board, the Main Processing Unit include power interface, internal battery, voltage transformation module, antenna, 4G module,
WIFI module, primary processor, satellite daughterboard interface, the voltage transformation module by electric power connection line respectively with internal battery,
4G module, WIFI module, primary processor, internal battery connection, and the power interface passes through electric power connection line and satellite daughter board
Interface connection, the primary processor are turned with 4G module, WIFI module, satellite daughterboard interface, voltage respectively by digital signal line
Change the mold block connection；The satellite daughter board includes SIM card, satellite antenna, satellite communication module, satellite power supply conversion module, mainboard
Interface, wherein the satellite daughterboard interface, mainboard interface, satellite power supply conversion module, satellite communication module are connected by power supply
Line is sequentially connected, and the satellite daughterboard interface, mainboard interface, satellite communication module, satellite antenna pass through digital signal line successively
Connection, the SIM card are connect by digital signal line with satellite communication module.
2. the multimode Internet access gateway based on satellite and land mobile network according to claim 1, feature
It is: is provided with network interface and serial ports on the primary processor, and the network interface and serial ports pass through digital signal line and main process task
Device connection.
3. the multimode Internet access gateway based on satellite and land mobile network according to claim 2, feature
Be: the 4G module is that ME909s-821 the whole network leads to module.
4. the multimode Internet access gateway based on satellite and land mobile network according to claim 3, feature
Be: the WIFI module is RL-UM02WBS-8723BU module.
5. the multimode Internet access gateway based on satellite and land mobile network according to claim 4, feature
Be: the primary processor is I.MX6UL-ARM processor.
6. the multimode Internet access gateway based on satellite and land mobile network according to claim 5, feature
Be: the satellite communication module is SM-2700 satellite communication module.
7. the multimode Internet access gateway based on satellite and land mobile network according to claim 6, feature
It is: digital signal line is connected by serial ports between the satellite daughterboard interface, mainboard interface.
8. the multimode Internet access gateway based on satellite and land mobile network according to claim 7, feature
Be: the voltage transformation module include TPS5430 power conversion chip, LM1117-3.3 chip, MIC29302AWU chip,
BQ24133 chip, the TPS5430 power conversion chip convert input voltage into 5V voltage supply primary processor, LM1117-
5V power supply is converted to 3.3V power supply by 3.3 chips, MIC29302AWU chip, BQ24133 chip, the LM1117-3.3 chip
For WIFI module, 5V power supply is converted to 4.2V power supply 4G module and used by MIC29302AWU chip, and BQ24133 chip will
5V power supply switchs to 4.2V power supply and charges to built-in lithium battery.
9. the multimode Internet access gateway based on satellite and land mobile network according to claim 8, feature
Be: the satellite power supply conversion module is TPS5430 power conversion chip, and TPS5430 power conversion chip is by input power
Be converted to 5V power supply SM-2700 satellite communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920824301.4U CN209088955U (en) | 2019-06-03 | 2019-06-03 | A kind of multimode Internet access gateway based on satellite and land mobile network |
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| CN201920824301.4U CN209088955U (en) | 2019-06-03 | 2019-06-03 | A kind of multimode Internet access gateway based on satellite and land mobile network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110730491A (en) * | 2019-10-29 | 2020-01-24 | 深圳中集智能科技有限公司 | Interconnected satellite terminal applied to container transportation monitoring |
| CN112468219A (en) * | 2020-11-25 | 2021-03-09 | 中交信通（天津）科技有限公司 | Method and system for preferentially selecting multiple networks with satellite link access |
-
2019
- 2019-06-03 CN CN201920824301.4U patent/CN209088955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110730491A (en) * | 2019-10-29 | 2020-01-24 | 深圳中集智能科技有限公司 | Interconnected satellite terminal applied to container transportation monitoring |
| CN112468219A (en) * | 2020-11-25 | 2021-03-09 | 中交信通（天津）科技有限公司 | Method and system for preferentially selecting multiple networks with satellite link access |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Yingxian Inventor after: Wang Hangxian Inventor after: Zhang Jing Inventor after: Zhu Lingli Inventor before: Zhang Yingxian Inventor before: Wang Heng Inventor before: Wang Hangxian Inventor before: Cheng Qingming Inventor before: Zhang Jing Inventor before: Zeng Weijun Inventor before: Wang Yonggang Inventor before: Zhu Lingli |
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Effective date of registration: 20200806 Granted publication date: 20190709 |
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Date of cancellation: 20230806 Granted publication date: 20190709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 |