CN101232688A - System and method for implementing mobile terminal with one card and multi module - Google Patents
System and method for implementing mobile terminal with one card and multi module Download PDFInfo
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- CN101232688A CN101232688A CNA2008101009277A CN200810100927A CN101232688A CN 101232688 A CN101232688 A CN 101232688A CN A2008101009277 A CNA2008101009277 A CN A2008101009277A CN 200810100927 A CN200810100927 A CN 200810100927A CN 101232688 A CN101232688 A CN 101232688A
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Abstract
The invention discloses a system for realizing a multi-module card mobile terminal. The system comprises a peripheral part, an interface between a user and the mobile terminal, a memory, a main control module and a slave module, wherein, the main control module for realizing mode handover of the multi-module card mobile terminal enables one module in the operating condition and other modules in the sleep condition at the same time; the main control module completes receiving and transmitting of a signal of a mode thereof at the same time; the slave module is used for completing receiving and transmitting of a signal of a mode thereof and shares common resources of the multi-module card mobile terminal under the control of the main control module. The invention further discloses a method of realizing the multi-module card mobile terminal. The system and the method provided by the invention realize the multi-module card mobile terminal, reduce manufacturing cost of the multi-module mobile terminal and increase standby time of the multi-module mobile terminal, on the basis of assured communication quality of the multi-module mobile terminal.
Description
Technical field
The present invention relates to realize the technology of mobile terminal multi-mode, relate in particular to a kind of system and method for realizing the mobile terminal with one card multimode.
Background technology
Along with the continuous development of mobile communication technology, and second generation mobile communication system has produced multi-module mobile terminal to the transition of 3-G (Generation Three mobile communication system) thereupon.Existing pattern generally includes: global system for mobile communications (GSM) pattern, Personal Handyphone System (PHS) pattern, code division multiple access (CDMA) pattern, CDMA20001X-EVDO pattern, Wideband Code Division Multiple Access (WCDMA) (WCDMA) pattern and TD SDMA (TD-SCDMA) pattern.Here, the CDMA20001X-EVDO pattern is the pattern of having only data service of code division multiple access evolution.And in the GSM pattern, the technological means that adopts comprises GPRS (GPRS) technology and enhanced data rates for gsm evolution (EDGE) technology usually.
Development trend in season is: should guarantee seamlessly transitting of mobile communications network, guarantee that again the terminal use uses the seamless switching of mobile communication service, thereby produce the situation of various mode mobile communication network service coexistences.And the part mobile communication network operator also provides multiple mobile communications network service simultaneously.In order to adapt to the requirement of development trend in season, the demand of Chan Shenging is thereupon: multiple mobile communications network service can be provided on same portable terminal.In addition, because differences such as different tariff and communication demands, part terminal use also has same demand.
At present, adopt the technology of mobile terminal multi-mode usually, the portable terminal by multimode satisfies this demand.Can on two mobile communications networks, keep the state that works online simultaneously such as existing double-mode double-standby mobile terminal, reach the purpose of on a portable terminal, using two mobile communications network services.
The shortcoming of prior art is: on the one hand, existing multi-module mobile terminal needs many cards usually, and this brings very big inconvenience for user's management.On the other hand, at current real needs, need a plurality of modules on mobile communications network, to keep the state that works online simultaneously such as demand professional and the saving rate, the work a plurality of module of multi-module mobile terminal time the so certainly will cause the stand-by time of multi-module mobile terminal to be lacked than the stand-by time of normal single mode portable terminal.In order to increase the stand-by time of multi-module mobile terminal, producer has to take some measures: such as adopting jumbo battery, still can increase the manufacturing cost of multi-module mobile terminal like this; Perhaps adopt high performance power amplifier to reduce device in the multi-module mobile terminal as far as possible, reaching the purpose that reduces the multi-module mobile terminal manufacturing cost, but so, often can't guarantee the communication quality of multi-module mobile terminal.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of system that realizes the mobile terminal with one card multimode, realized a card multimode of portable terminal, on the basis that guarantees the multi-module mobile terminal communication quality, reduce the manufacturing cost of multi-module mobile terminal, increased the stand-by time of multi-module mobile terminal simultaneously.
Another object of the present invention is to provide a kind of method that realizes the mobile terminal with one card multimode, realized a card multimode of portable terminal, on the basis that guarantees the multi-module mobile terminal communication quality, reduced the manufacturing cost of multi-module mobile terminal, increased the stand-by time of multi-module mobile terminal simultaneously.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of system that realizes the mobile terminal with one card multimode, this system comprise interface and the memory between peripheral hardware part, user and the portable terminal, and this system also comprises main control module and from module;
Wherein, main control module is used to realize that one blocks the mode switch of multi-module mobile terminal, at the same time, makes in the described card multi-module mobile terminal, and current in running order module is one, and other modules are in sleep state; Finish the signal transmitting and receiving of described main control module self pattern simultaneously;
From module, be used to finish signal transmitting and receiving from module self pattern, under the control of described main control module, share the public resource of a described card multi-module mobile terminal simultaneously.
Wherein, this system also comprises the signal determining functional module, is used under the control of described main control module, cooperates described main control module to realize the mode switch of a card multi-module mobile terminal.
Wherein, described main control module, be further used for regularly receiving the described network signal intensity information that sends from module, and send to described signal determining functional module with main control module self with from the network signal intensity information of module, carry out main control module self and the intensity detection of the network signal that receives from module; Realize the mode switch of a card multi-module mobile terminal according to the testing result that receives from the signal determining functional module.
Wherein, described signal determining functional module is further used for detecting and will determines the best signal of network signal intensity and is defined as described testing result, and testing result is fed back to described main control module;
Main control module further switches to a described card multi-module mobile terminal under the module of the best signal place pattern correspondence of described network signal intensity.
Wherein, described is at least one from module, and a then described card multi-module mobile terminal is a card multi-module mobile terminal that comprises at least two patterns in global system for mobile communications pattern, Personal Handyphone System pattern, code division multiple access pattern, Wideband Code Division Multiple Access (WCDMA) pattern and the TD SDMA pattern.
A kind of method that realizes the mobile terminal with one card multimode, this method comprises: the mode switch that realizes a described card multi-module mobile terminal based on the mode switch principle of a card multi-module mobile terminal, at the same time, make in the card multi-module mobile terminal, current in running order module is one, and other modules are in sleep state.
Wherein, when based on the mode switch principle be the cooperation by the signal determining functional module, when main control module is controlled the mode switch of a card multi-module mobile terminal automatically, take auto-control mode to realize the mode switch of a described card multi-module mobile terminal.
Wherein, when be in dormant other modules at least one from module, when described in running order module was described main control module, described auto-control mode was specially:
A1, main control module are with main control module self and respectively send to described signal determining functional module from the network signal intensity information of module, detect self and the network signal intensity that respectively receives from module;
A2, signal determining functional module detect and will determine the best signal of network signal intensity and be defined as testing result, and testing result is fed back to main control module;
A3, main control module switch to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity according to described testing result.
Wherein, when based on the mode switch principle be optional mode based on more than one default mode switch, take to select the mode controlled,, select a kind of mode of mode switch to realize the mode switch of a described card multi-module mobile terminal corresponding to user's real needs.
Existing many card multi-module mobile terminals use a plurality of cards, just have the problem of continuous change card number; And this portable terminal is multimode standby simultaneously all the time, and just each module in this portable terminal is all in running order, will cause the stand-by time of this portable terminal to shorten greatly, and the user has to charge continually.And system and method for the present invention, can realize a card support various modes, and at the same time, have only a module to be in normal operating state in the card multi-module mobile terminal of the present invention, other module all is to be in sleep state under the control of system of the present invention.The module here comprises main control module and from module.What be in that dormant each module does just regularly gives main control module with the network signal intensity feedback information that receives under this pattern, then under the control of main control module, determine the network signal intensity that each module receives by the signal determining functional module, afterwards, main control module switches to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity.Perhaps, according to offering the optional mode that user's various modes is switched, make the user determine whether to carry out mode switch, and how to switch according to the mode that the real needs of oneself are taked to select to control.So just can alleviate the big and big problem of cell-phone heating of the power consumption of avoiding a plurality of modules to work simultaneously bringing.So, adopt a card multi-module mobile terminal of the present invention, will save for vast business people and use existing many card inconvenience that multi-module mobile terminal brought, improve the stand-by time of multi-module mobile terminal simultaneously greatly.And, adopt system and method for the present invention, realized that the mode of a card support multimode realizes cross-region communication, solved the charge costliness that card brought of single kind of pattern or the problem of poor signal of adopting.Simultaneously, both can finish mode switch according to the mode that user's oneself real needs are taked to select to control; Can under the control of main control module, take auto-control mode to finish mode switch again by the signal determining functional module.
In sum, adopt system and method for the present invention to bring great convenience to the user, not only the switching by the present invention's one card multi-module mobile terminal can realize the seamless roam in the whole world, satisfy frequently going on business of numerous business people, do not have many card inconvenience that standby brought simultaneously again the requirement of multi-module mobile terminal; And adopt system and method for the present invention can make producer reduce the manufacturing cost of multi-module mobile terminal, and promote profit margin, strengthen the competitiveness of producer, make user and producer reach doulbe-sides' victory.
Description of drawings
Fig. 1 is the composition structural representation of one embodiment of system of the present invention.
Embodiment
Core concept of the present invention is: the present invention can realize a card support various modes, and at the same time, have only a module to be in normal operating state in the card multi-module mobile terminal of the present invention, other module all is to be in sleep state under the control of system of the present invention.
Be described in further detail below in conjunction with the enforcement of accompanying drawing technical scheme.
A kind of system that realizes the mobile terminal with one card multimode, this system comprises: the interface between user and the portable terminal, memory, display, loud speaker and other input-output equipment, main control module is from module.And this main control module partly links to each other with display, loud speaker and these peripheral hardwares of other input-output equipment; This main control module also links to each other with memory; This main control module is finished the information interaction between user and the portable terminal by the interface between user and the portable terminal.
Here it is pointed out that the interface between user and the portable terminal also is existing, therefore, they is not done concrete elaboration because display, loud speaker and other input-output equipment all are existing as the peripheral hardware part.And,, disparate modules is stored in respectively in the different subregions of this memory with program from module such as main control module at memory.Simultaneously, main control module is except to from module, specifically is outside main process chip from module manages and controls, also the radio frequency chip from module to be managed and controls, to guarantee the operate as normal of system.
Below at main control module, from module, the signal determining functional module is specifically addressed.
Main control module is used for management and allotment to these each parts of card multi-module mobile terminal, finishes the signal transmitting and receiving of this main control module self pattern simultaneously.Here, the interface between peripheral hardware part, memory and user and the portable terminal of mentioning before each parts comprises, each parts also comprises from module.Wherein, at management and the allotment of main control module for these each parts of card multi-module mobile terminal, main control module mainly is the mode switch that is used to realize this card multi-module mobile terminal, at the same time, make in this card multi-module mobile terminal, current in running order module is one, and other modules are in sleep state.The module here comprises main control module and from module.From module by universal asynchronous reception/transmission (UART, Universal AsynchronousReceiver/Transmitter) serial ports links to each other with described main control module, be used to finish signal transmitting and receiving from module self pattern, under the control of this main control module, share the public resource of this card multi-module mobile terminal simultaneously.Here, public resource comprises memory, a card multimode draw-in groove, display, motor and the loud speaker in the card multi-module mobile terminal.
Here it is pointed out that from module to be at least one that a card multi-module mobile terminal so of the present invention is meant a card multi-module mobile terminal that comprises at least two patterns in GSM pattern, PHS pattern, CDMA pattern, WCDMA pattern and the TD-SCDMA pattern.Wherein, the GSM pattern comprises that enhancement mode global system for mobile communications (EGSM), GSM850, GPRS, EDGE, high speed downlink packet insert (HSDPA) and high speed uplink packet inserts (HSUPA); The CDMA pattern comprises CDMA20001X-EVDO.
A kind of system that realizes the mobile terminal with one card multimode, this system also comprises the signal determining functional module.Be further used for regular network signal intensity information from module to main control module transmission self pattern, and main control module, be further used for regularly receiving network signal intensity information, and send to the signal determining functional module with self with from the network signal intensity information of module from module.The signal determining functional module, be used to receive main control module self and after the network signal intensity information of module, under the control of main control module, the network signal intensity that detects main control module self and respectively receive from module, that signal that the network signal intensity that determines is best is defined as testing result, and testing result is fed back to main control module.So, main control module switches to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity according to the testing result that receives.
Here it is to be noted, the detailed process that the signal determining functional module detected and determined testing result is: at first the network signal intensity to each module carries out the detection processing, picks out that best signal of network signal intensity by the criterion of selecting of maximum likelihood ratio then.The module here comprises main control module and from module.
Here it is to be noted, except main control module passes through control signal decision-making function module, and according to the testing result of signal determining functional module feedback, finish with auto-control mode outside the mode switch of a card multi-module mobile terminal, can also be according to user's real needs, the user finishes the mode switch of a card multi-module mobile terminal in the mode of selecting control.Correspondingly, the mode switch of a card multi-module mobile terminal need be followed different mode switch principles.
For instance, such as being that mode switch can be followed each different mode switch principle and carry out under a plurality of situation from module.A kind of mode switch principle of following is: by the cooperation of signal determining functional module, main control module is controlled the mode switch of a card multi-module mobile terminal automatically.Specifically, when main control module in running order, respectively when module is in sleep state, respectively from module the signal of base station that receives is fed back to main control module, main control module is with main control module self and respectively send to the signal determining functional module from the network signal intensity information of module; Main control module detects self and the network signal intensity that respectively receives from module by the signal determining functional module, the signal determining functional module, detect and will determine the best signal of network signal intensity and be defined as testing result, testing result is fed back to main control module; Afterwards, main control module switches to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity according to the testing result that receives from the signal determining functional module, enjoys satisfied communication quality to guarantee the user.
The another kind of mode switch principle of following is: the optional mode that the various modes switching is provided for the user.And the compatible mode switch of manually selecting control.The user just can select the mode of any mode switch to carry out the mode switch of a card multi-module mobile terminal in the mode of selecting control according to the real needs of oneself at any time so.By the mode switch of a card multi-module mobile terminal, can realize the global seamless link of a card multi-module mobile terminal.With the transnational roaming is example, if the Mode A that the active user uses is not supported the roaming service in the whole world, then the user can manually select and switch to and support the Mode B of global roaming service to get on.
System embodiment one is: the system that realizes a card mode mobile terminal.Wherein, main control module is main baseband processing module, is from baseband processing module from module, and the signal determining functional module is a signal comparator.Memory is the FLASH type, and the memory of this FLASH type is a flash memory.And the pattern of main baseband processing module self is the CDMA pattern, is the GSM pattern from the pattern of baseband processing module self.Part at cards such as Subscriber Identity Module (SIM) in the Subscriber Identity Module in the cdma system (UIM), the GAM system or the Subscriber Identity Modules (PIM) in the PHS system, realize that corresponding to present embodiment one blocks the mode of supporting bimodulus, used one one card bimodulus draw-in groove.This card bimodulus draw-in groove is supported two kinds of patterns, shared by each the module institute in the card mode mobile terminal, this deck is passed through the switching of AT communication simulation switch module as required by main baseband processing module, realize main baseband processing module or from baseband processing module in net work, promptly guarantee one the card mode mobile terminal main baseband processing module and from baseband processing module, current have only a module to be in normal operating state.
So, as shown in Figure 1, the system of present embodiment comprise peripheral hardware part 11, main baseband processing module 21, main radio-frequency module 22, signal comparator 31, memory 41, a card bimodulus draw-in groove 51, from baseband processing module 61, from radio-frequency module 62 and AT communication simulation switch module 71.
Wherein, be used for this management and allotment that blocks each parts of mode mobile terminal by main baseband processing module 21, such as peripheral hardware part of this card mode mobile terminal of control.Here, peripheral hardware partly comprises these peripheral hardwares such as LCD, microphone, motor, camera, keyboard.Main simultaneously baseband processing module 21 uses these peripheral hardwares by AT order control from baseband processing module 61 again.
Here it is pointed out that keyboard, LCD, power management realized by main baseband processing module 21 1 sides.Main baseband processing module 21 and separately radio frequency part is arranged from baseband processing module 61 is used to finish the signal transmitting and receiving of self pattern separately.The radio frequency part of main baseband processing module 21 is main radio-frequency module 22; From the radio frequency part of baseband processing module 61 is from radio-frequency module 62.Main baseband processing module 21 and from baseband processing module 61 shared one group of audio parts switches by AT communication simulation switch module 71.Main baseband processing module 21 and from baseband processing module 61 shared memories 41 and one one card bimodulus draw-in groove 51.Under the control of main baseband processing module 21, receive the testing result of signal comparator 31 feedback after, main baseband processing module 21 carries out mode switch according to testing result by AT communication simulation switch module 71.And shown in the heavy line arrow among Fig. 1, main baseband processing module 21 and communicate by the UART serial ports between the baseband processing module 61.
Here, main baseband processing module 21 and have only to be in normal operating state from the 61 same times of baseband processing module, another is in sleep state.At first, be in dormant module with the base station signal that receives, and be in base station signal that dormant module receives and finish by signal comparator 31 by main baseband processing module 21 together and detect and judge, extract corresponding information: as network signal intensity information and network site, then, finish the judgement of whether carrying out mode switch and judge operation afterwards according to the switch mode or the switch mode of acquiescence of user's appointment by main baseband processing module 21.
Below specify with the user and to use best network signal quality to guarantee the requirement of communication quality, the process that the counterdie formula is switched is described.
Our acquiescence is under self pattern of main baseband processing module 21 correspondences behind the one card double mode mobile terminal turn-on, and just main baseband processing module 21 is for normal operating state, and this is in sleep state from baseband processing module 61.So, the process of mode switch is specially: a card mode mobile terminal is opened the back and is finished initialized process by main baseband processing module 21 controls from baseband processing module 61, after baseband processing module 61 initialization are intact, the own network signal intensity information that receives from the base station is passed to the signal comparator 31 that main baseband processing module 21 is controlled, finish the comparison of network signal intensity information by main baseband processing module 21 control signal comparators 31, if just finish the switching of pattern by force by AT communication simulation switch module 71 from the network signal of baseband processing module 61 associative modes by main baseband processing module 21, make from baseband processing module 61 and switch to normal operating state by sleep state, main baseband processing module 21 self then enters the sleep state of economize on electricity, finishes the switching of pattern.
A kind of method that realizes the mobile terminal with one card multimode, this method comprises: the mode switch that realizes a card multi-module mobile terminal based on the mode switch principle of a card multi-module mobile terminal, at the same time, make in the card multi-module mobile terminal, current in running order module is one, and other modules are in sleep state.
Wherein, according to the different mode switching principle of following, realize that the mode switch of a card multi-module mobile terminal comprises two kinds of situations.
First kind of situation, when based on the mode switch principle be cooperation by the signal determining functional module, when main control module is controlled the mode switch of a card multi-module mobile terminal automatically, take auto-control mode to realize the mode switch of a card multi-module mobile terminal, enjoy satisfied communication quality to guarantee the user.
For instance, be a plurality of from module, in running order module when being main control module when being in dormant other modules, auto-control mode is specially:
Step 101, main control module are with main control module self and respectively send to described signal determining functional module from the network signal intensity information of module, detect self and the network signal intensity that respectively receives from module.
Step 102, signal determining functional module detect and will determine the best signal of network signal intensity and be defined as testing result, and testing result is fed back to main control module.
Here, the detailed process that the signal determining functional module detected and determined testing result is: at first the network signal intensity to each module carries out the detection processing, picks out that best signal of network signal intensity by the criterion of selecting of maximum likelihood ratio then.The module here comprises main control module and from module.
Step 103, main control module switch to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity according to testing result.
Second kind of situation, when based on the mode switch principle be optional mode based on more than one default mode switch, take to select the mode controlled, corresponding to user's real needs, select a kind of mode of mode switch to realize that described one blocks the mode switch of multi-module mobile terminal.
The user just can select the mode of any mode switch to carry out the mode switch of a card multi-module mobile terminal in the mode of selecting control according to the real needs of oneself at any time so.By the mode switch of a card multi-module mobile terminal, can realize the global seamless link of a card multi-module mobile terminal.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (9)
1. system that realizes the mobile terminal with one card multimode, this system comprise interface and the memory between peripheral hardware part, user and the portable terminal, it is characterized in that, this system also comprises main control module and from module;
Wherein, main control module is used to realize that one blocks the mode switch of multi-module mobile terminal, at the same time, makes in the described card multi-module mobile terminal, and current in running order module is one, and other modules are in sleep state; Finish the signal transmitting and receiving of described main control module self pattern simultaneously;
From module, be used to finish signal transmitting and receiving from module self pattern, under the control of described main control module, share the public resource of a described card multi-module mobile terminal simultaneously.
2. system according to claim 1 is characterized in that this system also comprises the signal determining functional module, is used under the control of described main control module, cooperates described main control module to realize the mode switch of a card multi-module mobile terminal.
3. system according to claim 2, it is characterized in that, described main control module, be further used for regularly receiving the described network signal intensity information that sends from module, and send to described signal determining functional module with main control module self with from the network signal intensity information of module, carry out main control module self and the intensity detection of the network signal that receives from module; Realize the mode switch of a card multi-module mobile terminal according to the testing result that receives from the signal determining functional module.
4. system according to claim 3 is characterized in that, described signal determining functional module is further used for detecting and will determines the best signal of network signal intensity and is defined as described testing result, and testing result is fed back to described main control module;
Main control module further switches to a described card multi-module mobile terminal under the module of the best signal place pattern correspondence of described network signal intensity.
5. according to each described system in the claim 1 to 4, it is characterized in that, described is at least one from module, and a then described card multi-module mobile terminal is a card multi-module mobile terminal that comprises at least two patterns in global system for mobile communications pattern, Personal Handyphone System pattern, code division multiple access pattern, Wideband Code Division Multiple Access (WCDMA) pattern and the TD SDMA pattern.
6. method that realizes the mobile terminal with one card multimode, it is characterized in that, this method comprises: the mode switch that realizes a described card multi-module mobile terminal based on the mode switch principle of a card multi-module mobile terminal, at the same time, make in the card multi-module mobile terminal, current in running order module is one, and other modules are in sleep state.
7. method according to claim 6, it is characterized in that, when based on the mode switch principle be the cooperation by the signal determining functional module, when main control module is controlled the mode switch of a card multi-module mobile terminal automatically, take auto-control mode to realize the mode switch of a described card multi-module mobile terminal.
8. method according to claim 7 is characterized in that, when be in dormant other modules at least one from module, when described in running order module was described main control module, described auto-control mode was specially:
A1, main control module are with main control module self and respectively send to described signal determining functional module from the network signal intensity information of module, detect self and the network signal intensity that respectively receives from module;
A2, signal determining functional module detect and will determine the best signal of network signal intensity and be defined as testing result, and testing result is fed back to main control module;
A3, main control module switch to a card multi-module mobile terminal under the module of the best signal place pattern correspondence of current network signal strength signal intensity according to described testing result.
9. method according to claim 6, it is characterized in that, when based on the mode switch principle be optional mode based on more than one default mode switch, take to select the mode controlled, corresponding to user's real needs, select a kind of mode of mode switch to realize that described one blocks the mode switch of multi-module mobile terminal.
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| CNA2008101009277A CN101232688A (en) | 2008-02-26 | 2008-02-26 | System and method for implementing mobile terminal with one card and multi module |
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| CNA2008101009277A CN101232688A (en) | 2008-02-26 | 2008-02-26 | System and method for implementing mobile terminal with one card and multi module |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984714A (en) * | 2010-10-27 | 2011-03-09 | 中兴通讯股份有限公司 | Code division multiple access global system for mobile communication (CDMA GSM) terminal and method for reducing power dissipation |
| CN102711201A (en) * | 2012-06-06 | 2012-10-03 | 中兴通讯股份有限公司 | Multi-mode RAT switching method and device thereof |
| CN103249125A (en) * | 2013-04-26 | 2013-08-14 | 苏州佳世达电通有限公司 | Communication device |
| CN114501565A (en) * | 2022-02-21 | 2022-05-13 | 深圳市亿诺德科技有限公司 | Network switching method based on industrial Internet of things |
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2008
- 2008-02-26 CN CNA2008101009277A patent/CN101232688A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984714A (en) * | 2010-10-27 | 2011-03-09 | 中兴通讯股份有限公司 | Code division multiple access global system for mobile communication (CDMA GSM) terminal and method for reducing power dissipation |
| WO2012055189A1 (en) * | 2010-10-27 | 2012-05-03 | 中兴通讯股份有限公司 | Dual-network terminal, and method for reducing power consumption |
| CN101984714B (en) * | 2010-10-27 | 2015-03-25 | 中兴通讯股份有限公司 | Code division multiple access global system for mobile communication (CDMA GSM) terminal and method for reducing power dissipation |
| CN102711201A (en) * | 2012-06-06 | 2012-10-03 | 中兴通讯股份有限公司 | Multi-mode RAT switching method and device thereof |
| CN102711201B (en) * | 2012-06-06 | 2019-09-06 | 南京中兴新软件有限责任公司 | A kind of switching method and apparatus of multi-mode wireless access |
| CN103249125A (en) * | 2013-04-26 | 2013-08-14 | 苏州佳世达电通有限公司 | Communication device |
| CN114501565A (en) * | 2022-02-21 | 2022-05-13 | 深圳市亿诺德科技有限公司 | Network switching method based on industrial Internet of things |
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