CN102957444A - 4G (fourth-generation) wireless communication device, vehicular mobile terminal and wireless communication method - Google Patents
4G (fourth-generation) wireless communication device, vehicular mobile terminal and wireless communication method Download PDFInfo
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- CN102957444A CN102957444A CN2011102380571A CN201110238057A CN102957444A CN 102957444 A CN102957444 A CN 102957444A CN 2011102380571 A CN2011102380571 A CN 2011102380571A CN 201110238057 A CN201110238057 A CN 201110238057A CN 102957444 A CN102957444 A CN 102957444A
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Abstract
The invention discloses a 4G (fourth-generation) wireless communication device which comprises a 4G antenna, a 4G radio-frequency module, a 4G base band, a WIFI (wireless fidelity) module and a WIFI antenna, wherein the 4G antenna receives 4G wireless analog signals, the 4G radio-frequency module converts the 4G wireless analog signals into 4G wireless digital signals to be transmitted to the 4G base band, the 4G base band is used for achieving encoding and decoding of the 4G wireless digital signals and operation of a network protocol and an application program, generating a data packet according to the encoded and decoded 4G wireless digital signals and the network protocol and transmitting the data packet to the WIFI module, and the WIFI module receives the data packet and transmits the same through the WIFI antenna. The invention further discloses a vehicular mobile terminal and a wireless communication method. After receiving the 4G wireless analog signals, encoding and decoding, the 4G wireless communication device is combined with the WIFI module to provide WIFI wireless connection for a user, bandwidth limit can be avoided, and the requirements of business teams during business trips on network use are met.
Description
Technical field
The present invention relates to a kind of 4G radio communication device, vehicle mobile terminals and wireless communications method, particularly relate to a kind of 4G radio communication device, vehicle mobile terminals and wireless communications method for onboard system.
Background technology
Present 3G network is day by day universal, people are also more and more higher for the demand of mobile broadband, 3G technology develops into HSPA+ (High Speed Downlink Packet Access, high speed downlink packet access technology) stage proximal pole cause, tens000000 mobile broadband is enough to satisfy the most Mobile data demand of people, but because the rate of mobile broadband network are still relatively more expensive at present at present, so the Business Team of trip often wants to share mobile broadband network together, but present 3G network framework has determined within the specific limits that everybody is actually shares bandwidth, share because the Internet access bandwidth of the intermediate node of mobile cell is the members that is moved the residential quarter, this just means if the actual bandwidth that can use of the shared 3G mobile broadband of several individuals will be very little in 3G network.
Along with spreading out of 4G networking, the intermediate node bottleneck of 3G network is expected to be overcome, the framework of 4G network has determined in theory as long as increase the base station number, the operable bandwidth of the user of residential quarter almost is unqualified, so just particularly share a WiMAX access with the Business Team of car trip in car for Business Team and cleared away obstacle, people need the shared approach of a vehicle-mounted 4G WiMAX.
Summary of the invention
The technical problem to be solved in the present invention is in order to overcome expensive, the shared inadequate defective of Time Bandwidth of 3G mobile network rate in the prior art, the unrestricted 4G radio communication device of a kind of shared mobile broadband Time Bandwidth, vehicle mobile terminals and wireless communications method to be provided.
The present invention solves above-mentioned technical problem by following technical proposals:
A kind of 4G radio communication device, it comprises a battery module, and its characteristics are, and the 4G radio communication device also comprises: 4G antenna, the 4G radio-frequency module that links to each other with this 4G antenna, 4G base band, WIFI module and the WIFI antenna that links to each other with this WIFI module, wherein,
This 4G antenna is used for receiving the 4G wireless simulation signal of 4G mobile broadband network, and this 4G wireless simulation signal is sent into this 4G radio-frequency module;
This 4G radio-frequency module receives this 4G wireless simulation signal and converts this 4G wireless simulation signal to the 4G wireless digital signal, and this 4G wireless digital signal is sent into this 4G base band;
The operation that this 4G base band is used for receiving this 4G wireless digital signal and realizes encoding and decoding, procotol and the application program of this 4G wireless digital signal, and according to the 4G wireless digital signal after the encoding and decoding and procotol generated data bag, and this packet sent into this WIFI module;
This WIFI module is used for receiving this packet, and this packet is sent by the WIFI antenna.
Preferably, this 4G antenna comprises built-in 4G antenna and external 4G antenna.The 4G radio communication device that is arranged so that of built-in 4G antenna can not rely on external power supply with other external antennas and independent of short duration use, the setting of external 4G antenna then guarantees in moving process, wireless signal strength in for example driving a vehicle on the way is because common metal body can have influence on the wireless signal of in-vehicle device.
Preferably, this battery module is a chargeable battery module.Whole 4G radio communication device can be powered by battery module, and directly do not use power supply for public use, vehicle power for example, when this battery module is chargeable battery module, external power supply, for example vehicle power only is responsible for to charging battery module, has so just guaranteed the stability of this 4G radio communication device power supply.
Preferably, this 4G base band links to each other with this WIFI module by a SD interface or a SPI interface (Serial Peripheral Interface, Serial Peripheral Interface (SPI)).
Preferably, this battery module provides power supply by a vehicle power interface.
The present invention also provides a kind of vehicle mobile terminals, and its characteristics are, it comprises aforesaid 4G radio communication device.
The present invention also provides a kind of wireless communications method, and its characteristics are, it may further comprise the steps:
Receive the 4G wireless simulation signal of 4G mobile broadband network;
Convert this 4G wireless simulation signal to the 4G wireless digital signal;
Realize the operation of encoding and decoding, procotol and the application program of this 4G wireless digital signal, and according to the 4G wireless digital signal after the encoding and decoding and procotol generated data bag;
Send this packet by the WIFI mode.
Preferably, this wireless communications method adopts aforesaid 4G radio communication device.
Positive progressive effect of the present invention is:
4G radio communication device of the present invention can receive after 4G wireless simulation signal and the encoding and decoding processing through digital baseband, provide the WIFI wireless connections in conjunction with the WIFI module for the user, even and when existing a plurality of users to share simultaneously this wireless network, the problem that also can not have Bandwidth-Constrained has satisfied the demand that Business Team's trip is used network.
Description of drawings
Fig. 1 is the structured flowchart of 4G radio communication device of the present invention.
Fig. 2 is the flow chart of wireless communications method of the present invention.
Fig. 3 is the shared schematic diagram of 4G WiMAX of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
With reference to figure 1, introduce 4G radio communication device of the present invention, it comprises a battery module 6, and the 4G radio communication device also comprises: 4G antenna 4, the 4G radio-frequency module 2 that links to each other with this 4G antenna 4,4G base band 1, WIFI module 3 and the WIFI antenna 5 that links to each other with this WIFI module 3, wherein
This 4G antenna 4 is used for receiving the 4G wireless simulation signal of 4G mobile broadband network, and this 4G wireless simulation signal is sent into this 4G radio-frequency module 2;
This 4G radio-frequency module 2 receives this 4G wireless simulation signal and converts this 4G wireless simulation signal to the 4G wireless digital signal, and this 4G wireless digital signal is sent into this 4G base band 1;
The operation that this 4G base band 1 is used for receiving this 4G wireless digital signal and realizes encoding and decoding, procotol and the application program of this 4G wireless digital signal, and according to the 4G wireless digital signal after the encoding and decoding and procotol generated data bag, and this packet sent into this WIFI module 3;
This WIFI module 3 is used for receiving this packet, and this packet is sent by WIFI antenna 5.
Wherein, this 4G antenna 4 comprises built-in 4G antenna and external 4G antenna (not shown).The 4G radio communication device that is arranged so that of built-in 4G antenna can not rely on external power supply with other external antennas and independent of short duration use, the setting of external 4G antenna then guarantees in moving process, wireless signal strength in for example driving a vehicle on the way is because common metal body can have influence on the wireless signal of in-vehicle device.
Specifically, this battery module 6 is a chargeable battery module.Whole 4G radio communication device can be powered by battery module, and directly do not use power supply for public use, vehicle power for example, when this battery module is chargeable battery module, external power supply, for example vehicle power only is responsible for to charging battery module, has so just guaranteed the stability of this 4G radio communication device power supply.
Preferably, this 4G base band 1 links to each other with this WIFI module 3 by a SD interface or a SPI interface.
When this 4G radio communication device was used on the automobile, this battery module provided power supply by a vehicle-mounted power interface 7, and this vehicle-mounted power interface is cigar lighter socket for example.
A kind of vehicle mobile terminals of the present invention, it comprises aforesaid 4G radio communication device, namely this 4G radio communication device can be built in the vehicle mobile terminals, when providing navigation Service for the user, can also utilize the 4G network of peripheral region to provide the WIFI access point for the user.
With reference to figure 2, introduce wireless communications method of the present invention, it may further comprise the steps:
Wherein, this wireless communications method can be with adopting aforesaid 4G radio communication device to realize.
Above-mentioned steps 101～102 specific implementation in practice is the state of the art, is not inventive point of the present invention place.
With reference to figure 3, sketch the application of 4G radio communication device of the present invention aspect vehicle-mounted.In conjunction with Fig. 1 and Fig. 3, the 4G radio communication device guarantees the power supply of battery module 6 by vehicle-mounted power interface 7, guarantee 4G mobile broadband wireless signal quality by car antenna and extended line (seeing Fig. 3), with reference to figure 3,4G radio communication device 21 accesses Intemet by 4G antenna and 4G network 22, and has the equipment of WIFI that 4G network share service is provided by WIFI signal 23 for panel computer 26, notebook computer 25 and mobile phones 24 etc. in the automobile 20.The user can be installed to vehicle-mounted 4G antenna on the car, and vehicle power and 4G radio communication device are coupled together, and plugs the 4G external antenna, and other users in the car just can be connected to the 4G radio communication device by WIFI and surf the Net.
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make various changes or modifications to these execution modes under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (8)
1. 4G radio communication device, it comprises a battery module, it is characterized in that, this 4G radio communication device also comprises: 4G antenna, the 4G radio-frequency module that links to each other with this 4G antenna, 4G base band, WIFI module and the WIFI antenna that links to each other with this WIFI module, wherein,
This 4G antenna is used for receiving the 4G wireless simulation signal of 4G mobile broadband network, and this 4G wireless simulation signal is sent into this 4G radio-frequency module;
This 4G radio-frequency module receives this 4G wireless simulation signal and converts this 4G wireless simulation signal to the 4G wireless digital signal, and this 4G wireless digital signal is sent into this 4G base band;
The operation that this 4G base band is used for receiving this 4G wireless digital signal and realizes encoding and decoding, procotol and the application program of this 4G wireless digital signal, and according to the 4G wireless digital signal after the encoding and decoding and procotol generated data bag, and this packet sent into this WIFI module;
This WIFI module is used for receiving this packet, and this packet is sent by the WIFI antenna.
2. 4G radio communication device as claimed in claim 1 is characterized in that, this 4G antenna comprises built-in 4G antenna and external 4G antenna.
3. 4G radio communication device as claimed in claim 1 is characterized in that, this battery module is a chargeable battery module.
4. such as the described 4G radio communication device of any one among the claim 1-3, it is characterized in that, this 4G base band links to each other with this WIFI module by a SD interface or a SPI interface.
5. such as the described 4G radio communication device of any one among the claim 1-3, it is characterized in that, this battery module provides power supply by a vehicle power interface.
6. a vehicle mobile terminals is characterized in that, it comprises such as the described 4G radio communication device of any one among the claim 1-5.
7. a wireless communications method is characterized in that, it may further comprise the steps:
Receive the 4G wireless simulation signal of 4G mobile broadband network;
Convert this 4G wireless simulation signal to the 4G wireless digital signal;
Realize the operation of encoding and decoding, procotol and the application program of this 4G wireless digital signal, and according to the 4G wireless digital signal after the encoding and decoding and procotol generated data bag;
Send this packet by the WIFI mode.
8. wireless communications method as claimed in claim 7 is characterized in that, this wireless communications method adopts such as the described 4G radio communication device of any one among the claim 1-5.
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| CN2011102380571A CN102957444A (en) | 2011-08-18 | 2011-08-18 | 4G (fourth-generation) wireless communication device, vehicular mobile terminal and wireless communication method |
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| CN2011102380571A CN102957444A (en) | 2011-08-18 | 2011-08-18 | 4G (fourth-generation) wireless communication device, vehicular mobile terminal and wireless communication method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104867210A (en) * | 2015-04-28 | 2015-08-26 | 杭州云乐车辆技术有限公司 | WIFI and 3G based door lock control system |
| CN105206922A (en) * | 2015-09-01 | 2015-12-30 | 启东市瑞丰化工有限公司 | Vehicle-mounted system based on CDMA2000 |
| CN115051723A (en) * | 2022-08-12 | 2022-09-13 | 小米汽车科技有限公司 | Vehicle-mounted antenna device, vehicle-mounted remote communication terminal, vehicle-mounted communication system and vehicle |
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| CN201479392U (en) * | 2009-09-08 | 2010-05-19 | 福建瑞恒信息技术有限公司 | Wireless integrated access gateway |
| CN101980577A (en) * | 2010-10-12 | 2011-02-23 | 中兴通讯股份有限公司 | Mobile terminal with routing function for supporting multiple access modes and implementation method thereof |
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| CN101170759A (en) * | 2006-10-24 | 2008-04-30 | 国际商业机器公司 | Multi-mode communication terminal, multi-mode communication realizing method |
| CN201336715Y (en) * | 2009-01-23 | 2009-10-28 | 西安龙飞软件有限公司 | 3rd generation (3G)/wireless fidelity (WiFi) wireless router |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104867210A (en) * | 2015-04-28 | 2015-08-26 | 杭州云乐车辆技术有限公司 | WIFI and 3G based door lock control system |
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| CN115051723A (en) * | 2022-08-12 | 2022-09-13 | 小米汽车科技有限公司 | Vehicle-mounted antenna device, vehicle-mounted remote communication terminal, vehicle-mounted communication system and vehicle |
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Application publication date: 20130306 |