CN108684081A - Dual mode communication multi-functional mobile phone back splint - Google Patents
Dual mode communication multi-functional mobile phone back splint Download PDFInfo
- Publication number
- CN108684081A CN108684081A CN201810459205.4A CN201810459205A CN108684081A CN 108684081 A CN108684081 A CN 108684081A CN 201810459205 A CN201810459205 A CN 201810459205A CN 108684081 A CN108684081 A CN 108684081A
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- Prior art keywords
- mobile phone
- back splint
- lte
- dual mode
- network
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of dual mode communication multi-functional mobile phone back splint, including shell, mainboard, battery, antenna, feature in：It further include dual mode communication module, the dual mode communication module includes on-chip system chip, the on-chip system chip includes CPU core, GPU kernels, DSP core and algorithm accelerator kernel, the function of two kinds of systems of private network LTE and ad hoc network is integrated into the on-chip system chip, wherein private network LTE function distributings are in the CPU core and the algorithm accelerator kernel, and ad hoc network function distributing is in the CPU core and DSP core.The present invention realizes dual mode communication in the form of back splint so that mobile phone back splint can realize private network LTE and ad hoc network function in the case where volume power consumption is not significantly increased, and greatly expand application mode of the daily general mobile phone under specific condition.
Description
Technical field
The invention belongs to the technical fields of mobile phone back splint, and in particular to a kind of dual mode communication multi-functional mobile phone back splint.
Background technology
Mobile phone generally has the function of public network LTE communication, and the public network base station realization for relying on the laying of the companies such as China Mobile is logical
Telecommunication function, but in certain particular applications, need to access private network LTE.Such as national currently building national number government affairs
Private network, the trade Special Network etc. towards electric power, circuit, public security etc., although these private networks all use LTE standards, in frequency range
It can not be supported with some difference of public network, general mobile phone on the market on Floor layer Technology.In addition, private network LTE base station covers at present
It is limited in scope, such as the occasions such as scientific investigation in the wild, disaster relief or the incomplete area of the 4G network coverages overseas, in no base station
It needs directly to be connected in a manner of ad hoc network between mobile phone in the case of support, and the ad hoc networks such as multi-hop is combined to realize group
The remote connection of interior one.
To realize that the use at private network LTE, a method are the mobile phone terminals that private network LTE is supported in production, thus give
Routine use person brings some inconvenience, because user generally with oneself can be there are one the life mobile phone of oneself, if taken again
One private network mobile phone of band will be more inconvenient.But if the function of private network and public network LTE is accomplished together, life will be increased
Apply flexibly the complexity and cost of mobile phone.Another method be production mobile phone back splint, with mobile phone back splint come realize support private network LTE and
The function of ad hoc network.
However existing mobile phone back splint technology and product, include mainly functionally：1, it is that mobile phone charges, realizes charger baby work(
Can, occur mostly in the form of back splint battery；2, mobile phone is protected or decorated, mobile phone protecting case or Decorative shell are similar to；3, enhance hand
Certain partial function of machine itself, such as external loudspeaker, light compensating lamp.Back splint battery has had many products at present, although they can be with
It is nested with mobile phone to be integrally formed, but it is provided solely for backup battery and certain mobile phone safeguard function, not additional communication work(
Energy.Such as utility model patent：Mobile phone back splint and Cellphone Accessories, Authorization Notice No. CN 207321324U.Patent：Band antenna work(
The back splint battery of energy, Authorization Notice No. CN207097892U describe a kind of back splint battery with antenna function, can pass through antenna
Component emits wireless signal, to realize the communication with other equipment.The technical issues of patent solves is " to lack operator's letter
Number ", enhance the signal of mobile phone in the case of " signal of communication that mobile phone itself carries is weaker or does not have ", to connect operator's net
Network realizes the communication with other equipment, not can connect to special LTE network, does not also have the function of self-organized network communication.
Current dual mode communication, all LTE communication function and self-organized network communication function are implemented separately, such as LTE can
To buy LTE module ready-made on the market, and ad hoc network is essentially all single by ZigBee, WiFi frequency conversion, FPGA and DSP etc.
What only chip was realized, that is to say, that ad hoc network is realized outside LTE chips inside other products, can be accomplished with while be propped up
The one single chip for holding two kinds of communication systems of LTE and ad hoc network constitutes the equipment of mobile phone back splint not yet.
Invention content
The present invention proposes a kind of dual mode communication multi-functional mobile phone back splint, to solve the problems mentioned in the above background technology.
Compared with prior art, the present invention is based on the software and radio technique of on-chip system chip, one single chip is used so that cell phone back
Folder realizes private network LTE and ad hoc network function, at the same time it can also increase additional functions towards specific industry application, such as
Increase ID card information read functions for public safety field application, increase hazardous gas detecting function for high risk industries,
Increase internet of things functional etc. for engineering equipment management domain.
To achieve the above object, the present invention provides the following technical solutions：
A kind of dual mode communication multi-functional mobile phone back splint, including shell, mainboard, battery, antenna, feature in：Further include double
Mould communication module, the dual mode communication module includes on-chip system chip, and the on-chip system chip includes CPU core, in GPU
The function of two kinds of systems of private network LTE and ad hoc network is integrated into the system on chip by core, DSP core and algorithm accelerator kernel
In chip, wherein private network LTE function distributings in the CPU core and the algorithm accelerator kernel, ad hoc network function distributing in
The CPU core and DSP core.
Further, the procotol of CPU core deployment two kinds of communication systems of LTE and ad hoc network, the algorithm add
The modulation /demodulation function of fast device kernel deployment LTE, the modulation /demodulation function of the DSP core deployment ad hoc network, including communicated
Synchronization, channel estimation, equilibrium in journey, encoding and decoding algoritic module.
Further, by multithreading, multi-tasking disposes LTE simultaneously in the CPU core and two kinds of ad hoc network is logical
Believe the procotol of system.
Further, the mobile phone back splint further includes extended function module, according to application demand, extension Internet of Things, IC card
Functions, the extended function modules such as reading, RFID, hazardous gas detection are fixed on mainboard.
Further, when the back splint is in LTE patterns, public network, private network LTE systems are responsible for and corresponding public network, specially
Net LTE base station communicates, and provides the wirelessly access of call routine and internet to the user.
Further, the transmission system of adhoc mode be single carrier or multicarrier, procotol be time division multiple acess or
Person's frequency division multiple access.
Further, when the back splint is in adhoc mode：
Start ad hoc network agreement first, runs ad hoc network agreement in CPU, one group of inquiry message is passed through in DSP core
Launched by antenna after the modulation of ad hoc network modem, which includes the MAC Address of back splint, resource request Shen
Please, local time information is transferred to reception state after battery has fired, the signal for receiving other potential nodes transmittings；
Other are in the back splint of adhoc mode after receiving the inquiry message by antenna, pass through itself DSP core
In ad hoc network modem demodulate the information, obtain the nodal information of transmitting terminal, while the information of itself also being launched
It goes, by being performed a plurality of times for the process, the node in communication range can obtain mutual information, according to these information
Each node, which is appointed, is in communication with each other used temporal frequency, and such a self-organizing network can be set up；
The information of neighbor nodes of collection is reported to mobile phone by back splint, and user can see the neighbour that can be communicated on mobile phone
Occupy node, and then can be by ad hoc network in the case where no LTE base station is supported and neighbours carry out self-organized network communication；
When base station functions are restored or node comes back to the region of base station covering, back splint switches back into public network or special again
Net LTE patterns.
Compared with prior art, the present invention has the following technical effect that：
1, dual mode communication is realized in the form of back splint so that mobile phone back splint can be the case where not being significantly increased volume power consumption
Lower realization private network LTE and ad hoc network function greatly expand application mode of the daily general mobile phone under specific condition, are daily
The Advantageous developments of mobile communication function, it is particularly possible to solve not covering in public network or because need of work requirement uses
The case where dedicated communications network.
2, using single on-chip system chip, by optimizing chip core function and algorithm so that mobile phone back splint realizes
Private network LTE and ad hoc network function, volume, power consumption, the cost of product substantially reduce.
3, the subsidiary RFID of back splint, Internet of Things and various sensor functions can also greatly expand the use field of mobile phone
It closes so that the equipment quantity and totle drilling cost of carrying can be controlled.
Description of the drawings
Fig. 1 is dual mode communication multi-functional mobile phone back splint block diagram；
Fig. 2 is that dual mode communication module realizes schematic diagram；
Fig. 3 is the private network LTE functional schematics for communicating back splint；
Fig. 4 is the self-organized network communication functional schematic of mobile phone back splint；
Specific implementation mode
Below in conjunction with the attached drawing of the present invention, technical scheme in the embodiment of the invention is clearly and completely described.
As shown in Fig. 1, dual mode communication multi-functional mobile phone back splint includes shell, mainboard, dual mode communication module, expanded function
Module, battery and antenna.Shell primarily serves fixed back splint and mobile phone and installs the effect of antenna and expanded function button.Hand
Machine fixed form may be used magnetic-type can also use and install the fixed mode of plug-in unit, the data connection between back splint and mobile phone
It can be attached using USB interface, bluetooth or WiFi；Mainboard primarily serves connection and fixes battery and each function module
Effect, remain corresponding interface for dual mode communication module and extended function module above mainboard, and be battery powered；Bimodulus
Communication module mainly completes private network LTE and ad hoc network function, is fixed on mainboard using certain interface form；According to using need
It asks, functions, the extended function modules such as Internet of Things, IC card reading, RFID can be extended, mainboard is fixed on by certain interface form
On；Antenna can be built-in aerial, can also make external antenna, and inner antenna feeder line can be connected with mainboard, can also be with
Dual mode communication module is connected.
The acp chip of wireless communication terminal is currently formed also via the discrete device of original " CPU+DSP+FPGA "
Form become integrated system on chip (SoC) chip.The composition core of dual mode communication module proposed in the present invention
It is system on chip (SoC) chip, the valiant dragon of high pass, Huawei sea think of kylin and Datang connection core LCxxxx family chips belong at present
Such cake core, and market application is obtained in a large amount of mobile phone, performance is mature and stable, has been realized in the public affairs such as LTE
The communication standard of net can also support private network LTE standards, and the arithmetic core of this type chip interior includes mainly CPU core, GPU
(accelerator kernel refers generally to make special integrated to realize specific function for kernel, DSP core and algorithm accelerator kernel
Circuit component part, chip is once manufacture, then the function of accelerator can not just be changed, and accelerator at present on the market is multi-purpose
To support LTE systems), while running LTE standards, also a small amount of time frees out and can support these computing resources
At self-organized network communication system, the present invention proposes to run self-organized network communication system using the vacant resource in chip, then may be implemented
Public network/private network LTE standards and self-organized network communication standard coexisting in single on-chip system chip.
As shown in Fig. 2, the present invention uses software and radio technique thought, propose private network LTE function distributings in CPU and
Algorithm accelerator kernel, while by ad hoc network function distributing in CPU and DSP core, to realize in single on-chip system chip
Middle two kinds of communication systems of realization coexist.Wherein CPU mainly realizes the procotol of two kinds of communication systems, the communication of LTE systems
Signal processing function mainly realized by algorithm accelerator, the signal of communication processing function of ad hoc network, including same in communication process
Step, channel estimation, equilibrium, encoding and decoding scheduling algorithm module are completed using the DSP core of chip interior, are thereby realized LTE
It is integrated into one single chip with the function of two kinds of systems of ad hoc network.Concrete methods of realizing comprises the steps of：
1. redesigning resource occupation when public network/private network LTE systems operation, LTE communication scheme divide is assisted at network
Negotiation modem section, the processing of procotol part, which is deployed in CPU, to be realized, modulation /demodulation function accelerator reality
It is existing；Either public network or private network LTE, system all has disclosed, and technical staff can be according to disclosed standard implementation function
Redeploy；
2. public network/private network LTE systems are responsible for and corresponding public network/private network LTE base station communication, call routine is provided to the user
And the wirelessly access of internet；Which has had ripe commercial operation, the present invention that its process is no longer described in detail；Work as public affairs
When net/private network LTE base station is unavailable or node is in the area that no LTE network covers, adhoc mode can be switched to；
3. adhoc mode can select the single carrier either modulation demodulation system of multicarrier and time-division or frequency division
Networking protocol.Ad hoc network agreement is deployed in CPU, is coexisted by the procotol of the technologies such as multi thread and multi task and LTE；
By the modulation /demodulation function distributing of ad hoc network in the DSP core of chip；
4. when communication back splint is in adhoc mode, starts ad hoc network agreement first, ad hoc network agreement is run in CPU,
By one group of inquiry message by being launched by antenna after the ad hoc network modem modulation in DSP core, inquiry letter
The information such as MAC Address, resource request application, local zone time of the breath comprising back splint.It is transferred to reception state after battery has fired, is used for
Receive the signal of other potential node transmittings；
5. other are in the back splint of adhoc mode after receiving the inquiry message by antenna, by itself DSP
Ad hoc network modem in core demodulates the information, obtains the nodal information of transmitting terminal, while the information of itself also being emitted
It goes out, by being performed a plurality of times for the process, the node in communication range can obtain mutual information, according to these letters
Cease each node can appoint be in communication with each other used in temporal frequency etc., such a self-organizing network can be set up
Come；
6. the information of neighbor nodes of collection is reported to mobile phone by back splint, user can see on mobile phone and can communicate
Neighbor node, so can by ad hoc network in the case where no LTE base station is supported and neighbours carry out self-organized network communication；
7. when base station functions are restored or node comes back to the region of base station covering, back splint can switch back into public affairs again
Net/private network LTE patterns.
Extended function module includes but not limited to RFID, LoRa Internet of Things, gas/temperature/humidity/optical sensor etc.,
These are all having ripe module that can buy on the market at present, by the general connection type such as serial ports can and system on chip
Chip is connected, and data can upload to mobile phone terminal acquired in user by the connector (such as USB) of back splint and mobile phone.Simultaneously
User can also control corresponding Internet of Things receiving device by sending instructions under internet of things functional.
Application scenarios 1：Certain government unit is that employee allots mobile phone, it is desirable to what employee was provided in working region using unit
Special LTE network After Hours can then use the proper network of mobile phone.Employee can be so allowed to be led to after entering working region
It crosses mobile phone back splint and accesses special LTE network, After Hours remove back splint, restore the normal function of mobile phone；
Application scenarios 2：Back splint leads to public LTE as emergency disaster relief purposes, when disaster or public meeting occurs
Network paralysis either congestion when pass through scene lay emergency base station (can be form that is vehicle-mounted or bearing), rescue and relief work people
Member can restore liaison rapidly, if further even emergent with Security Personnel by the way that the mobile phone of oneself is connected with back splint
All without in the case of, the ad hoc network function that back splint is provided also can guarantee the basic data communication capacity of Field Force for base station.
Application scenarios 3：Mobile phone itself is without internet of things functional at present, but personal information and mass data are stored in
On mobile phone, by the invention it is possible to extend internet of things functional for mobile phone；Individual can set up Internet of Things management network, such as
In the factory, multiple production equipments need reading state parameter, therefore can will be believed by the Internet of Things expansion module on back splint
Breath reads mobile phone terminal in time, and there is no need to one internet-of-things terminals of optional equipment again by such user, and can be by mobile phone
The software function of itself handles Internet of Things data, and application of the invention can expand the personal use field of Internet of Things
Scape.
Described in this specification above content is only illustrations made for the present invention.Technology belonging to the present invention
The technical staff in field can make various modifications or additions to the described embodiments or by a similar method
It substitutes, content without departing from description of the invention or beyond the scope defined by this claim should all belong to this
The protection domain of invention.
Claims (8)
1. a kind of dual mode communication multi-functional mobile phone back splint, including shell, mainboard, battery, antenna, it is characterised in that：Further include double
Mould communication module, the dual mode communication module includes on-chip system chip, and the on-chip system chip includes CPU core, in GPU
The function of two kinds of systems of private network LTE and ad hoc network is integrated into the system on chip by core, DSP core and algorithm accelerator kernel
In chip, wherein private network LTE function distributings in the CPU core and the algorithm accelerator kernel, ad hoc network function distributing in
The CPU core and DSP core.
2. a kind of dual mode communication multi-functional mobile phone back splint as described in claim 1, it is characterised in that：The CPU core deployment
The procotol of two kinds of communication systems of LTE and ad hoc network, the modulation /demodulation function of the algorithm accelerator kernel deployment LTE, institute
State the modulation /demodulation function of DSP core deployment ad hoc network, including synchronization, channel estimation, equilibrium, encoding and decoding etc. in communication process
Algoritic module.
3. a kind of dual mode communication multi-functional mobile phone back splint as described in claim 1, it is characterised in that：Pass through multi thread and multi task
Technology disposes the procotol of two kinds of communication systems of LTE and ad hoc network in the CPU core.
4. a kind of dual mode communication multi-functional mobile phone back splint as claimed in claim 1 or 2, it is characterised in that：The mobile phone back splint
Further include extended function module, according to application demand, the functions such as extension Internet of Things, IC card reading, RFID, hazardous gas detect,
Extended function module is fixed on mainboard.
5. a kind of dual mode communication multi-functional mobile phone back splint as claimed in claim 1 or 2, it is characterised in that：The antenna is interior
Antenna or external antenna are set, inner antenna feeder line is connected with mainboard or dual mode communication module.
6. a kind of dual mode communication multi-functional mobile phone back splint as claimed in claim 1 or 2, it is characterised in that：At the back splint
When LTE patterns, public network, private network LTE systems are responsible for and corresponding public network, the communication of private network LTE base station, provide daily electricity to the user
The wirelessly access of words and internet.
7. a kind of dual mode communication multi-functional mobile phone back splint as claimed in claim 1 or 2, it is characterised in that：Adhoc mode
Modulation system is that either multicarrier procotol is time-division or frequency division to single carrier.
8. a kind of dual mode communication multi-functional mobile phone back splint as claimed in claim 1 or 2, which is characterized in that at the back splint
When adhoc mode：
Start ad hoc network agreement first, runs ad hoc network agreement in CPU core, one group of inquiry message is passed through in DSP core
Launched by antenna after the modulation of ad hoc network modem, which includes the MAC Address of back splint, resource request Shen
Please, the information such as local zone time are transferred to reception state after battery has fired, the signal for receiving other potential nodes transmittings；
Other are in the back splint of adhoc mode after receiving the inquiry message by antenna, by itself DSP core
Ad hoc network modem demodulates the information, obtains the nodal information of transmitting terminal, while the information of itself also being launched, and leads to
Being performed a plurality of times for the process is crossed, the node in communication range can obtain mutual information, each according to these information
Node, which is appointed, is in communication with each other used temporal frequency, and such a self-organizing network can be set up；
The information of neighbor nodes of collection is reported to mobile phone by back splint, and user can see the neighbours' section that can be communicated on mobile phone
Point, so can by ad hoc network in the case where no LTE base station is supported and neighbours carry out self-organized network communication；
When base station functions are restored or node comes back to the region of base station covering, back splint switches back into public network or private network again
LTE patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459205.4A CN108684081A (en) | 2018-05-15 | 2018-05-15 | Dual mode communication multi-functional mobile phone back splint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810459205.4A CN108684081A (en) | 2018-05-15 | 2018-05-15 | Dual mode communication multi-functional mobile phone back splint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108684081A true CN108684081A (en) | 2018-10-19 |
Family
ID=63806123
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810459205.4A Pending CN108684081A (en) | 2018-05-15 | 2018-05-15 | Dual mode communication multi-functional mobile phone back splint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111294452A (en) * | 2020-03-10 | 2020-06-16 | 南京品淳通信科技有限公司 | Back splint formula private network mobile device |
| CN111342856A (en) * | 2020-02-28 | 2020-06-26 | Oppo广东移动通信有限公司 | Communication device and electronic equipment |
| CN117793840A (en) * | 2024-02-27 | 2024-03-29 | 无锡正旗通信技术有限公司 | Fusion broadband ad hoc network system |
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