CN103973510B - The method that many MODEM share SIM card is realized based on virtual SIM card technology - Google Patents
The method that many MODEM share SIM card is realized based on virtual SIM card technology Download PDFInfo
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- CN103973510B CN103973510B CN201410114161.3A CN201410114161A CN103973510B CN 103973510 B CN103973510 B CN 103973510B CN 201410114161 A CN201410114161 A CN 201410114161A CN 103973510 B CN103973510 B CN 103973510B
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Abstract
The present invention discloses a kind of method that the shared SIM cards of many MODEM are realized based on virtual SIM card technology, mainly by being communicated between master-slave equipment, and captures the response sequential of SIM card using main equipment, to simulate SIM card, realizes that many MODEM share SIM card.The present invention is only needed to be put into MODEM in monitoring device, and slave unit is without SIM card, it is only necessary to a SIM card is put in a main equipment, and the SIM card of shared main equipment is gone by slave unit, and many MODEM share a SIM card, greatly save resource.
Description
Technical field
The invention belongs to overlay network monitoring field, and in particular to a kind of to realize that many MODEM are total to based on virtual SIM card technology
With the method for SIM card.
Background technology
With the increasingly increase of distance monitoring business demand, overlay network construction investment is more next indoors for China Mobile
It is bigger, various monitoring demands will necessarily be related to, wherein there is part to involve the need for dialing by MODEM
The demand of test network quality.
Realize that indoor distribution overlay network is monitored at this stage, being achieved in that substantially：Pass through wireless modem data transfer
Or the mode of short message transmits the data between Surveillance center and monitor terminal, each monitor terminal of which needs one
SIM card, is monitored in real time by SIM card and the real-time Communication for Power of overlay network to the situation of equipment.
From the foregoing, it will be observed that each active monitor terminal is required for SIM card, which occupies the SIM card resource of a large amount of operators, together
When occupy substantial amounts of carrier data flow.However, during disparate networks are built at present, remote monitoring is required for by such
Mode is realized, and SIM card shortage of resources, and this has become urgent problem to be solved.
The content of the invention
Can save resource it is an object of the invention to provide one kind, can multiple modem share a SIM card monitoring side
Formula.The purpose of the present invention can be realized by following technical scheme：
It is a kind of that the method that many MODEM share SIM card is realized based on virtual SIM card technology, it is characterised in that including：（1）Carry
For main equipment and at least one set of slave unit, main equipment includes CPU, MODEM and SIM card, the CPU of main equipment by serial line interface with
Corresponding MODEM connections, are also connected by data wire, clock line, reset line and MODEM and SIM card；Slave unit include CPU and
MODEM, the CPU of slave unit is connected by serial line interface, data wire, clock line and reset line with corresponding MODEM；（2）Will it is each from
The CPU of equipment and the CPU of main equipment are communicated to connect；（3）The CPU of main equipment controls the corresponding various actions of MODEM, main equipment CPU
The response sequential that is sent in each stage of main equipment SIM card is captured simultaneously and is preserved, and is used as the sequential of simulation SIM card；（4）Main,
The CPU controls MODEM of slave unit sends action command, and in each stage, the CPU of main equipment simulates SIM card, sends corresponding
Response sequential.
As specific technical scheme, the various actions of the MODEM include dialing or photos and sending messages action.
The purpose of the present invention can also be realized by following technical scheme：
It is a kind of that the method that many MODEM share SIM card is realized based on virtual SIM card technology, it is characterised in that including：（1）Carry
For main equipment and at least one set of slave unit, main equipment includes CPU, MODEM and SIM card, and main equipment CPU passes through serial line interface and phase
Answer MODEM to connect, also connected by data wire, clock line, reset line and MODEM and SIM card；Slave unit include CPU and
MODEM, the CPU of slave unit is connected by serial line interface, data wire, clock line and reset line with corresponding MODEM；（2）Will it is each from
The CPU of equipment and the CPU of main equipment are communicated to connect；（3）Main equipment or the CPU of slave unit control corresponding MODEM actions, and by phase
The sequential of data wire is answered to be sent to the CPU of main equipment；（4）The CPU of main equipment determines whether to preserve the phase of the MODEM actions
Sequential should be responded, is then to enter step（5a）, otherwise into step（5b）；（5a）Main equipment CPU simulates SIM card, by preservation
Respective response sequential is sent to main equipment or the MODEM of slave unit；（5b）The CPU of main equipment sends the sequential received to master
Equipment SIM card, and the response sequential of main equipment SIM card is read, it is resent to main equipment or the MODEM of slave unit, main equipment
CPU preserves the response sequential of the SIM card simultaneously.
As specific technical scheme, MODEM action include dialing or photos and sending messages action.
The beneficial effects of the present invention are：Only need to be put into MODEM in monitoring device, slave unit is only needed without SIM card
A SIM card is put in a main equipment, the SIM card of shared main equipment is gone by slave unit, many MODEM are shared one
SIM card, greatly saves resource.The present invention can be not only used in the monitoring of overlay network, it is also possible to needing to use MODEM
Test, it is necessary to from MODEM in the system of reading data, can equally solve to need asking for multiple SIM card in a system
Topic.
Brief description of the drawings
Fig. 1 realizes that one kind of the method for the shared SIM cards of many MODEM is answered for what embodiment was provided based on virtual SIM card technology
With the block diagram of system.
Embodiment
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.
Embodiment one
What the present embodiment was provided realizes the method that many MODEM share SIM card based on virtual SIM card technology, including：
（1）Main equipment and at least one set of slave unit are provided, as shown in Figure 1.Main equipment includes CPU, MODEM and SIM card, main
The CPU of equipment passes through serial line interface（RX, TX and GND wiring in figure）It is connected with corresponding MODEM, the CPU of main equipment also passes through number
According to line（DATA wiring in figure）, clock line（CLK wiring in figure）, reset line（RST wiring in figure）It is connected with MODEM and SIM card.
Slave unit includes CPU and MODEM, and the CPU of slave unit passes through serial line interface（RX, TX and GND wiring in figure）, data wire（In figure
DATA wiring）, clock line（CLK wiring in figure）, reset line（RST wiring in figure）It is connected with corresponding MODEM.
Wherein, the pin assignments of SIM card such as table 1 below：
| Contact number | Distribution | Contact number | Distribution |
| 1 | Supply voltage（VCC） | 5 | Ground（GND） |
| 2 | Reset（RST） | 6 | Program voltage（VPP） |
| 3 | Clock（CLK） | 7 | Input/output（I/O） |
| 4 | Future usage is treated in reservation | 8 | Future usage is treated in reservation |
Table 1
（2）The CPU of the CPU of each slave unit and main equipment is communicated to connect, specific connected mode can connect for radio communication
Connect, RS485 connections or other similar communication connections.
（3）The CPU of main equipment controls the corresponding various actions of MODEM, and main equipment CPU captures main equipment SIM card every simultaneously
Response sequential that one stage sent simultaneously is preserved, and is used as the sequential of simulation SIM card.Capture SIM card is so just obtained first each
The response sequential that stage sends, and preserve, it is used as the sequential of simulation SIM card.The various actions of the MODEM include dialing or
The action of person's photos and sending messages.
（4）Main equipment or the CPU of slave unit controls MODEM send call or photos and sending messages etc. instruction, each
Individual stage, the CPU of main equipment simulates SIM card, sends corresponding response sequential, realizes the function of virtual SIM card.
Embodiment two
The difference of embodiment two and embodiment one is：The mode of embodiment one is that the MODEM that will likely have in advance is various
The SIM card response sequential of action is preserved, and then directly simulates SIM card by the CPU of main equipment；And embodiment two provides a kind of in advance
The mode that storage SIM card responds time series data can be improved when being monitored.
What embodiment two was provided realizes the method that many MODEM share SIM card based on virtual SIM card technology, including：
（1）Main equipment and at least one set of slave unit are provided, as shown in Figure 1.Main equipment includes CPU, MODEM and SIM card, main
The CPU of equipment passes through serial line interface（RX, TX and GND wiring in figure）It is connected with corresponding MODEM, the CPU of main equipment also passes through number
According to line（DATA wiring in figure）, clock line（CLK wiring in figure）, reset line（RST wiring in figure）It is connected with MODEM and SIM card.
Slave unit includes CPU and MODEM, and the CPU of slave unit passes through serial line interface（RX, TX and GND wiring in figure）, data wire（In figure
DATA wiring）, clock line（CLK wiring in figure）, reset line（RST wiring in figure）It is connected with corresponding MODEM.
（2）The CPU of the CPU of each slave unit and main equipment is communicated to connect, specific connected mode can connect for radio communication
Connect, RS485 connections or other similar communication connections.
（3）Main equipment or the CPU of slave unit control corresponding MODEM actions, and the sequential of corresponding data line is sent into master
The CPU of equipment；（4）The CPU of main equipment determines whether to preserve the respective response sequential of the MODEM actions, is then to enter step
Suddenly（5a）, otherwise into step（5b）；MODEM action include dialing or photos and sending messages action.
（5a）Main equipment CPU simulates SIM card, and the respective response sequential of preservation is sent into main equipment or slave unit
MODEM；（5b）The CPU of main equipment sends the sequential received to main equipment SIM card, and reads the sound of main equipment SIM card
Sequential is answered, main equipment or the MODEM of slave unit is resent to, main equipment CPU preserves the response sequential of the SIM card simultaneously.
One concrete application mode of above-described embodiment is as follows：Slave unit CPU controls MODEM is called, by data wire
Sequential send the CPU of main equipment to by wireless data channel, the CPU of main equipment sends sequential to main equipment SIM card again,
SIM card now is taken by this slave unit, and main equipment CPU reads the response sequential of SIM card, then passes through wireless data transmission
Passage, is delivered to the CPU of slave unit, and the CPU of slave unit completes a data response and answering response to corresponding MODEM,
Realize that a SIM card of main equipment shares to many slave units and used, so as to give slave unit a virtual SIM card.
Claims (4)
1. a kind of realize the method that many MODEM share SIM card based on virtual SIM card technology, it is characterised in that including：（1）There is provided
Main equipment and at least one set of slave unit, main equipment include CPU, MODEM and SIM card, and the CPU of main equipment passes through serial line interface and phase
Answer MODEM to connect, also connected by data wire, clock line, reset line and MODEM and SIM card；Slave unit include CPU and
MODEM, the CPU of slave unit is connected by serial line interface, data wire, clock line and reset line with corresponding MODEM；（2）Will it is each from
The CPU of equipment and the CPU of main equipment are communicated to connect；（3）The CPU of main equipment controls the corresponding various actions of MODEM, main equipment CPU
The response sequential that is sent in each stage of main equipment SIM card is captured simultaneously and is preserved, and is used as the sequential of simulation SIM card；（4）Main,
The CPU controls MODEM of slave unit sends action command, and in each stage, the CPU of main equipment simulates SIM card, sends corresponding
Response sequential.
2. according to claim 1 realize the method that many MODEM share SIM card based on virtual SIM card technology, its feature exists
In, various actions of the MODEM include dialing or photos and sending messages action.
3. a kind of realize the method that many MODEM share SIM card based on virtual SIM card technology, it is characterised in that including：（1）There is provided
Main equipment and at least one set of slave unit, main equipment include CPU, MODEM and SIM card, and main equipment CPU is by serial line interface and accordingly
MODEM connections, are also connected by data wire, clock line, reset line and MODEM and SIM card；Slave unit includes CPU and MODEM,
The CPU of slave unit is connected by serial line interface, data wire, clock line and reset line with corresponding MODEM；（2）By each slave unit
The CPU communication connections of CPU and main equipment；（3）Main equipment or the CPU of slave unit control corresponding MODEM actions, and by corresponding data
The sequential of line is sent to the CPU of main equipment；（4）The CPU of main equipment determines whether to preserve the respective response of the MODEM actions
Sequential, is then to enter step（5a）, otherwise into step（5b）；（5a）Main equipment CPU simulates SIM card, by the corresponding sound of preservation
Sequential is answered to be sent to main equipment or the MODEM of slave unit；（5b）The CPU of main equipment sends the sequential received to main equipment
SIM card, and the response sequential of main equipment SIM card is read, main equipment or the MODEM of slave unit are resent to, main equipment CPU is same
The response sequential of SIM card described in Shi Baocun.
4. according to claim 3 realize the method that many MODEM share SIM card based on virtual SIM card technology, its feature exists
In, MODEM action include dialing or photos and sending messages action.
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| CN201410114161.3A CN103973510B (en) | 2014-03-25 | 2014-03-25 | The method that many MODEM share SIM card is realized based on virtual SIM card technology |
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| CN201410114161.3A CN103973510B (en) | 2014-03-25 | 2014-03-25 | The method that many MODEM share SIM card is realized based on virtual SIM card technology |
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| CN103973510B true CN103973510B (en) | 2017-10-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105491551A (en) * | 2015-12-10 | 2016-04-13 | 成都工百利自动化设备有限公司 | Virtual card sharing system for sharing one physical card number among plurality of target terminals |
| CN105376731A (en) * | 2015-12-10 | 2016-03-02 | 成都工百利自动化设备有限公司 | Authentication management method enabling shared use of virtual cards |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574991A (en) * | 2003-05-31 | 2005-02-02 | 乐金电子(中国)研究开发中心有限公司 | SIM card accessing apparatus of mobile terminal |
| CN101754259A (en) * | 2009-12-08 | 2010-06-23 | 三维通信股份有限公司 | System and method for auto-dial testing GSM (global system for mobile communications) voice quality |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101572060B1 (en) * | 2009-05-11 | 2015-11-26 | 삼성전자주식회사 | Apparatus and method for power saving using predictive polling in portable terminal |
| KR101636456B1 (en) * | 2009-12-21 | 2016-07-06 | 삼성전자주식회사 | Apparatus and method for supporting sim card in multi modem mobile communication terminal |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574991A (en) * | 2003-05-31 | 2005-02-02 | 乐金电子(中国)研究开发中心有限公司 | SIM card accessing apparatus of mobile terminal |
| CN101754259A (en) * | 2009-12-08 | 2010-06-23 | 三维通信股份有限公司 | System and method for auto-dial testing GSM (global system for mobile communications) voice quality |
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