CN110167010A - A kind of communication switching device and method for Internet of Things communications module - Google Patents
A kind of communication switching device and method for Internet of Things communications module Download PDFInfo
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- CN110167010A CN110167010A CN201910563285.2A CN201910563285A CN110167010A CN 110167010 A CN110167010 A CN 110167010A CN 201910563285 A CN201910563285 A CN 201910563285A CN 110167010 A CN110167010 A CN 110167010A
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- sim card
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- switch
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3816—Mechanical arrangements for accommodating identification devices, e.g. cards or chips; with connectors for programming identification devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
The embodiment of the invention discloses a kind of communication switching devices and method for Internet of Things communications module, SIM card contact connects SIM card changeover module by data line, if SIM card changeover module includes main line switching switch, every road switches one SIM card expansion slot of switchgear distribution, a SIM card piece is equipped in each SIM card expansion slot, switching switch is connected to SIM card piece by pin；If main line switching switch is connected with decoder, decoder is configured with switching control port, and decoder is connected with master controller by switching control port, if master controller is used to control the switching action of main line switching switch by decoder.Communications module physical SIM card slot is not transformed for technical solution of the present invention, it supports multiple multi-operator SIM cards, realizes the manually and automatically switching of SIM card, reduce cost of labor, Internet of Things is avoided to be limited by carrier network signal, it is ensured that the timeliness validity of Internet of Things Network Communication.
Description
Technical field
The present embodiments relate to Internet of Things fields of communication technology, and in particular to a kind of for the logical of Internet of Things communications module
Believe switching device and method.
Background technique
Internet of Things is the information carriers such as internet, conventional telecommunications net, allows all common objects that can exercise standalone feature
Realize the network to interconnect.Internet of Things is generally wireless network, and since the equipment around everyone can achieve 1 thousand to five
Thousand, so Internet of Things may include 500 million to one gigabit objects.On Internet of Things, everyone can applying electronic
Label, which surfs the Internet true object, to be coupled, their specific location can be found on Internet of Things.
Currently, " all things on earth interconnection " is more than a kind of vision, inside many actual application scenarios, have been realized in local
Internet of Things, such as industrial automation, wisdom agricultural, intelligent bus, high-end hotel.The communication technology either the past still
In future, be all the emphasis of Internet of Things industry concern, and object will realize networking, it is necessary to first have the communication technology, communication, which is played, forms a connecting link
Key effect, can dock server and user terminal etc. downwards upwards with products such as docking sensors, be enterprise enter
One very important breach of internet of things service.At this stage, only one physical SIM card slot of Internet of Things communications module, is only capable of
A SIM card is accommodated, supports some particular operator, when communications module present position operator's poor signal, is needed
Artificial replacement SIM card, takes time and effort, at high cost.
Summary of the invention
It, can be with for this purpose, the embodiment of the present invention provides a kind of communication switching device and method for Internet of Things communications module
While communications module physical SIM card slot is not transformed, support multiple SIM card, when a certain operator's poor signal, it is automatic or
Manual switching to other operators select suitable SIM card, guarantee the timely and effective property of Internet of Things Network Communication.
To achieve the goals above, the embodiment of the present invention provides the following technical solutions: one kind being used for Internet of Things communications module
Communication switching device, including SIM card contact and SIM card changeover module, on the SIM card contact connection internet of things equipment
Sim card slot, SIM card contact connect the SIM card changeover module by data line, if the SIM card changeover module includes main line
Switching switch, every road switch one SIM card expansion slot of switchgear distribution, are equipped with a SIM card in each SIM card expansion slot
Piece, switching switch are connected to the SIM card piece by pin；
If switching switch described in main line is connected with decoder, the decoder is configured with switching control port, and decoder is logical
It crosses the switching control port and is connected with master controller, if the master controller by the decoder for being controlled described in main line
Switch the switching action of switch.
As the preferred embodiment of the communication switching device for Internet of Things communications module, the data line is connected using flexible cord
Device, described flexible conductor coupler one end connect the flexible conductor coupler, and flexible conductor coupler other end connects the SIM card switch groups
Part.
As the preferred embodiment of the communication switching device for Internet of Things communications module, the SIM card changeover module includes
Multi-channel switch, multi-channel switch configure four SIM card expansion slot, are equipped with a SIM in each SIM card expansion slot
Card.
As the preferred embodiment of the communication switching device for Internet of Things communications module, the switching switch includes a mould
Formula switch and at least two channel switch.
As the preferred embodiment of the communication switching device for Internet of Things communications module, the SIM card piece uses Micro
SIM card, Nano SIM card or patch type SIM card, SIM card piece is by three China Mobile, China Unicom or China Telecom operators
Or international operator provides.
As the preferred embodiment of the communication switching device for Internet of Things communications module, the master controller is equipped with supply lines
Road and ground path, the switching switch are equipped with power supply line and ground path.
The embodiment of the present invention also provides a kind of communication handover method for Internet of Things communications module, using above-mentioned communication
Switching device, comprising the following steps: judge that switch mode, the switch mode include manual switching mode and automatic switchover mould
Formula；
Under the manual switching mode, the ident value of communication channel is read, switching control port makes according to the ident value
SIM card contact is connected to the SIM card piece in corresponding SIM card expansion slot；
Under the automatic switchover mode, selects the communication channel communicated and export corresponding ident value, described in monitoring
Application Protocol Data Unit interaction data in communication channel, judges whether the SIM card piece attachment network of selection succeeds, and works as SIM
Card adhere to network failure when, by switching control port change ident value switch SIM card piece, when SIM card piece attachment network at
Stop ident value switching when function.
As the preferred embodiment of the communication handover method for Internet of Things communications module, the switching control port output two
Scale coding, after being decoded by decoder, the pin and specified physical SIM card piece for controlling the SIM card expansion slot draw
Foot connection.
As the preferred embodiment of the communication handover method for Internet of Things communications module, the communication channel is at least two
A, each communication channel is configured with ident value, and the communication channel is preferably three, three communication channels be CH1, CH2 and
It is the ident value of 01, CH3 communication channel is 02 that the ident value of CH3, CH1 communication channel, which is the ident value of 00, CH2 communication channel,.
The embodiment of the present invention has the advantages that SIM card contact connects SIM card changeover module by data line, and SIM card is cut
If changing component includes main line switching switch, every road switches one SIM card expansion slot of switchgear distribution, sets in each SIM card expansion slot
There is a SIM card piece, switching switch is connected to SIM card piece by pin；If main line switching switch is connected with decoder, decoder is matched
It is equipped with switching control port, decoder is connected with master controller by switching control port, and master controller is for passing through decoder
If controlling the switching action of main line switching switch.Communications module physical SIM card slot is not transformed for technical solution of the present invention, supports multiple
Multi-operator SIM card realizes the manually and automatically switching of SIM card, reduces cost of labor, Internet of Things is avoided to be believed by carrier network
Number limitation, it is ensured that the timeliness validity of Internet of Things Network Communication.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Fig. 1 is a kind of communication switching device structural representation for Internet of Things communications module provided in the embodiment of the present invention
Figure；
Fig. 2 is a kind of communication switching device switching control for Internet of Things communications module provided in the embodiment of the present invention
The connection circuit schematic diagram of port controlling pin；
Fig. 3 is that a kind of communication switching device for Internet of Things communications module provided in the embodiment of the present invention manually selects
Communication channel circuit diagram；
Fig. 4 is that a kind of communication switching device for Internet of Things communications module provided in the embodiment of the present invention automatically selects
Communication channel circuit diagram；
Fig. 5 is that a kind of communication handover method for Internet of Things communications module provided in the embodiment of the present invention manually selects
Communication channel flow diagram；
Fig. 6 is that a kind of communication handover method for Internet of Things communications module provided in the embodiment of the present invention automatically selects
Communication channel flow diagram；
In figure: 1, SIM card contact；2, SIM card changeover module；3, sim card slot；4, data line；5, switching switch；6,SIM
Card expansion slot；7, SIM card piece；8, decoder；9, switching control port；10, master controller；11, power supply line；12, it is grounded
Road.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of communication switching device for Internet of Things communications module, including SIM are provided
Card contact 1 and SIM card changeover module 2, the SIM card contact 1 connect the sim card slot 3 on internet of things equipment, and SIM card contact 1 is logical
It crosses data line 4 and connects the SIM card changeover module 2, if the SIM card changeover module 2 includes that main line switches switch 5, every road is cut
It changes switch 5 and configures a SIM card expansion slot 6, be equipped with a SIM card piece 7 in each SIM card expansion slot 6, switch switch 5
The SIM card piece 7 is connected to by pin.If switching switch 5 described in main line is connected with decoder 8, the decoder 8 is configured with and cuts
Control port 9 is changed, decoder 8 is connected with master controller 10 by the switching control port 9, and the master controller 10 is for leading to
If crossing the decoder 8 controls the switching action for switching switch 5 described in main line.The master controller 10 is connected with power supply line
11, power supply line 11 realizes that the power supply function of communication switching device, switching switch 5 are connected with ground path 12, improves communication and cuts
The safety of changing device.
Specifically, switching control port 9 exports binary coding, after decoder 8 is decoded, control sim card slot 3 draws
The connection of foot and 7 pin of SIM card piece of specified SIM card expansion slot 6.Decoder 8 can modify binary message from n coding input
It is most of 2nExclusive output.If the data of subsequent bits of encoded are combined with idle bit, decoder 8 is having less than 2nIt is a
Output.8 circuit of decoder generates an output using a n bit and wherein on an output line, pass through addressing
The quantity of i/p line and the quantity of data o/p line describe, and decoder 8 may include two 2-4 line circuits, a 3-8 route
Circuit or 8 circuit of 4-16 line decoding device.8 circuit of decoder can be one and door, when all inputs are all " high electricity
It is flat " when, the output of this and door is " high level ", reaches " high level effectively exports ".
In one embodiment of communication switching device for Internet of Things communications module, the data line 4 is connected using flexible cord
Device is connect, described flexible conductor coupler one end connects the flexible conductor coupler, and flexible conductor coupler other end connects the SIM card switching
Component 2.Flexible conductor coupler is substantially flexible circuit board, and the data transmission in movable part and zone of action may be implemented.It is soft
For wiring connector using PET or other insulating materials and very thin tin plating flat copper wire by pressing, softness is arbitrarily bent folding
It folds, thickness is thin, small in size, connection is simple, convenient disassembly, easily solves to be electromagnetically shielded.
In one embodiment of communication switching device for Internet of Things communications module, the SIM card changeover module 2 includes
Multi-channel switch 5, multi-channel switch 5 configure four SIM card expansion slot 6, are equipped with one in each SIM card expansion slot 6
A SIM card piece 7.The switching switch 5 includes a mode switch and at least two channel switch.SIM card changeover module 2 uses
Multichannel multithrow switch, the SIM card piece 7 using Micro SIM card, Nano SIM card or patch type SIM card, SIM card piece 7 by
China Mobile, three operators of China Unicom or China Telecom or international operator provide.
Referring to figs. 5 and 6, the embodiment of the present invention also provides a kind of communication handover method for Internet of Things communications module,
The following steps are included: judging switch mode, the switch mode includes manual switching mode and automatic switchover mode；
Under the manual switching mode, the ident value of communication channel is read, switching control port makes according to the ident value
SIM card contact is connected to the SIM card piece in corresponding SIM card expansion slot；
Under the automatic switchover mode, selects the communication channel communicated and export corresponding ident value, described in monitoring
Application Protocol Data Unit interaction data in communication channel, judges whether the SIM card piece attachment network of selection succeeds, and works as SIM
Card adhere to network failure when, by switching control port change ident value switch SIM card piece, when SIM card piece attachment network at
Stop ident value switching when function.
Specifically, attachment network refers to internet of things equipment so as to being connected to Local wireless network (such as Wireless LAN access point)
And the process of at least some of service provided by network can be utilized.
In one embodiment of communication handover method for Internet of Things communications module, the switching control port output two
Scale coding, after being decoded by decoder, the pin and specified physical SIM card piece for controlling the SIM card expansion slot draw
Foot connection.The communication channel is three, and three communication channels are CH1, CH2 and CH3, and the ident value of CH1 communication channel is 00,
The ident value of CH2 communication channel is that the ident value of 01, CH3 communication channel is 02.
SIM card of embodiment of the present invention contact connects SIM card changeover module by data line, if SIM card changeover module includes
Main line switching switch, every road switch one SIM card expansion slot of switchgear distribution, are equipped with a SIM card in each SIM card expansion slot
Piece, switching switch are connected to SIM card piece by pin；If main line switching switch is connected with decoder, decoder is configured with switching control
Port processed, decoder are connected with master controller by switching control port, if master controller is used to control main line by decoder
Switch the switching action of switch.Manual switching of the embodiment of the present invention is realized by toggle switch, is automatically switched by SIM card piece
Signal in logical channel is monitored, and discovery cannot step on net and then implement to switch.Switching control port exports binary coding, leads to
It crosses after decoder is decoded, the pin for controlling the SIM card expansion slot is connected to specified physical SIM card piece pin.Pass through
The selection of toggle switch selection mode (manual/auto) and manual mode lower channel；The circuit that channel selecting executes are as follows: main
Controller controls the output of switching control port, and multichannel multithrow switch is decoded according to input value, and is executed corresponding circuit and cut
Change operation.Mode is automatically selected, by the APDU interaction data in monitoring channel, when net can not be stepped on by finding the SIM card piece of selection,
The determining SIM card piece of selection is exported by switching control port.Communications module physical SIM card is not transformed for technical solution of the present invention
Slot supports multiple multi-operator SIM cards, realizes the manually and automatically switching of SIM card, reduces cost of labor, avoid Internet of Things by
Carrier network signal limitation, it is ensured that the timeliness validity of Internet of Things Network Communication.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (9)
1. a kind of communication switching device for Internet of Things communications module, which is characterized in that including SIM card contact (1) and SIM card
Changeover module (2), the SIM card contact (1) connect the sim card slot (3) on internet of things equipment, and SIM card contact (1) passes through data
Line (4) connects the SIM card changeover module (2), and the SIM card changeover module (2) is if include main line switching switch (5), every road
Switching switch (5) configures a SIM card expansion slot (6), is equipped with a SIM card piece (7) in each SIM card expansion slot (6),
Switching switch (5) is connected to the SIM card piece (7) by pin；
If switching switch (5) described in main line is connected with decoder (8), the decoder (8) is configured with switching control port (9),
Decoder (8) is connected with master controller (10) by the switching control port (9), and the master controller (10) is for passing through institute
Decoder (8) is stated if switching described in control main line switchs the switching action of (5).
2. a kind of communication switching device for Internet of Things communications module according to claim 1, which is characterized in that described
Data line (4) uses flexible conductor coupler, and described flexible conductor coupler one end connects the flexible conductor coupler, flexible conductor coupler other one
End connects the SIM card changeover module (2).
3. a kind of communication switching device for Internet of Things communications module according to claim 1, which is characterized in that described
SIM card changeover module (2) includes multi-channel switch (5), and multi-channel switch (5) configures four SIM card expansion slot (6), often
A SIM card piece (7) is equipped in a SIM card expansion slot (6).
4. a kind of communication switching device for Internet of Things communications module according to claim 1, which is characterized in that described
Switching switch (5) includes a mode switch and at least two channel switch.
5. a kind of communication switching device for Internet of Things communications module according to claim 1, which is characterized in that described
SIM card piece (7) uses Micro SIM card, Nano SIM card or patch type SIM card, and SIM card piece (7) is by China Mobile, middle League of Nations
Logical or three operators, China Telecom or international operator provide.
6. a kind of communication switching device for Internet of Things communications module according to claim 1, which is characterized in that described
Master controller (10) is equipped with power supply line (11) and ground path (12), the switching switch (5) equipped with power supply line (11) and
Ground path (12).
7. a kind of communication handover method for Internet of Things communications module, the communication handover method uses claim 1 to 6 times
It anticipates a communication switching device, which comprises the following steps: judge that switch mode, the switch mode include manual
Switch mode and automatic switchover mode；
Under the manual switching mode, the ident value of communication channel is read, switching control port makes SIM card according to the ident value
Contact is connected to the SIM card piece in corresponding SIM card expansion slot；
Under the automatic switchover mode, selects the communication channel communicated and export corresponding ident value, monitor the communication
Application Protocol Data Unit interaction data in channel, judges whether the SIM card piece attachment network of selection succeeds, when SIM card piece
When adhering to network failure, ident value is changed by switching control port and switches SIM card piece, when the attachment network success of SIM card piece
Stop ident value switching.
8. a kind of communication handover method for Internet of Things communications module according to claim 7, which is characterized in that described
Switching control port exports binary coding, after being decoded by decoder, controls the pin and finger of the SIM card expansion slot
Fixed physical SIM card piece pin connection.
9. a kind of communication handover method for Internet of Things communications module according to claim 7, which is characterized in that described
Communication channel at least two, each communication channel are configured with ident value.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910563285.2A CN110167010B (en) | 2019-06-26 | 2019-06-26 | Communication switching device and method for communication module of Internet of things |
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|---|---|---|---|
| CN201910563285.2A CN110167010B (en) | 2019-06-26 | 2019-06-26 | Communication switching device and method for communication module of Internet of things |
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| CN110167010A true CN110167010A (en) | 2019-08-23 |
| CN110167010B CN110167010B (en) | 2023-09-08 |
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| CN111031530A (en) * | 2019-11-13 | 2020-04-17 | 农眼区块链科技(广州)有限公司 | Agricultural Internet of things communication system and control method thereof |
| CN112073078A (en) * | 2020-09-04 | 2020-12-11 | 深圳市有方科技股份有限公司 | Multi-card single-to-be-switched method and Internet of things equipment |
| CN112187303A (en) * | 2020-09-23 | 2021-01-05 | 深圳联想懂的通信有限公司 | SIM card expansion equipment, SIM card switching method and device |
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| Publication number | Publication date |
|---|---|
| CN110167010B (en) | 2023-09-08 |
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