CN102480764A - Data transmission method of wireless communication terminal and wireless communication terminal - Google Patents
Data transmission method of wireless communication terminal and wireless communication terminal Download PDFInfo
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- CN102480764A CN102480764A CN2010105745864A CN201010574586A CN102480764A CN 102480764 A CN102480764 A CN 102480764A CN 2010105745864 A CN2010105745864 A CN 2010105745864A CN 201010574586 A CN201010574586 A CN 201010574586A CN 102480764 A CN102480764 A CN 102480764A
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Abstract
The invention provides a data transmission method of a wireless communication terminal. The method comprises the following steps that: at least two wireless communication modules are employed to establish wireless links respectively corresponding to networks as well as one wireless link between one of the wireless communication modules and the corresponded network is utilized to carry out data transmission; an application processer determines the quality of the wireless link of the wireless communication module, wherein the data transmission is being carried out on the wireless link; if the quality is less than a predetermined value, qualities of the wireless links corresponded to other wireless communication modules are queried; and if the queried qualities of the wireless links of the other wireless communication modules is higher than the quality of the current wireless link, the wireless link between the current wireless communication module and the network as well as a wireless link is established between one of the queried other wireless communication modules and a corresponded network. According to the data transmission method of the other wireless communication modules in the invention, a wireless network having a wireless link with good quality can be selected to carry out data transmission according to a real situation. In addition, the invention also provides a wireless communication terminal.
Description
Technical field
The present invention relates to wireless communication data interaction technique field, particularly relate to a kind of data transmission method and wireless communication terminal of wireless communication terminal.
Background technology
The existing wireless communications terminal is in carrying out the business data transmission process, and to radio link performance variation and the operation carried out in order to guarantee the business data transmission continuity, the greatest problem of its existence is how professional continuity provides.Because in the business data transmission process of existing wireless communication terminal; The transmission of business datum is the wireless communication module decision of being responsible for this business datum by current; And the application processor of being responsible for managing business can't be controlled business continuance, and application processor can only can't learn that just this wireless communication module can't continue to provide the business data transmission function under the situation of transmit traffic data for a long time at wireless communication module.
Therefore; If under wireless communications environment; To such an extent as to just just the business data transmission ability can't be provided at once at the wireless communication module of service data transmission if radio link performance becomes very poor suddenly; Then in existing scheme; Wireless communication module can at first repeatedly be attempted recovering to be connected with the WAP that carried out business data transmission originally again, and after repeatedly trial connected failure, wireless communication module is just understood this wireless communication module of notification applications processor can not provide business data transmission again.Such shortcoming is that application processor need pass through long time and knows that just this wireless communication module can not provide the business data transmission ability.Therefore, then possibly be affected or interrupt, bring inconvenience for the user of wireless communication terminal for the ongoing business of the user of wireless communication terminal.
In addition; Continuous development along with wireless communication technology; The wireless communication technology that can select is more and more, like GSM (Global System for Mobile Communications, global system for mobile communications), CDMA (Code Division Multiple Access; Code division multiple access), LTE wireless LAN communications such as cellular mobile communication technology, Wi-Fi such as (Long TermEvolution, Long Term Evolutions) technology or the like.The wireless communication module of existing wireless communication terminal can only be selected to be connected with set WAP usually, does not have the function of initiatively selecting WAP.Therefore; If when using a certain wireless communication technology; When the radio link performance variation, existing wireless communication module often can't be initiatively with other radio link performance preferably the WAP of wireless communication technology be connected, this has also limited to wireless communication terminal user's use.
Summary of the invention
Technical problem to be solved by this invention provides a kind of data transmission method and wireless communication terminal of wireless communication terminal, can set up wireless connections with a plurality of networks, and the quality of connection that can choose Radio Link preferably wireless network carry out transfer of data.
In order to address the above problem, the invention discloses a kind of data transmission method of wireless communication terminal, may further comprise the steps:
Adopt at least two wireless communication modules to set up Radio Link with a network respectively, and adopt the Radio Link between one of them wireless communication module and the pairing network to carry out transfer of data;
Application processor is judged the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; If be lower than predetermined value; Then extract query requests to remaining wireless communication module, the quality of connection parameter of inquiring about the pairing Radio Link of all the other each wireless communication modules is carried out next step; Otherwise, then do not process;
The quality of the Radio Link of all the other wireless communication modules that comparison query arrives and current wireless communication module; If the quality of connection of the Radio Link of all the other wireless communication modules of inquiring is higher than the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; Then application processor breaks off current wireless communication module and the Radio Link between the network; One of them of all the other wireless communication modules that inquire set up Radio Link with corresponding network, otherwise, then do not process.
Further; Before the quality of connection step of the Radio Link of the current wireless communication module that is transmitting data of application processor inquiry, also comprise the steps: in application processor, to safeguard the business data transmission priority list of a wireless communication module module.
Further, after the quality of connection that said application processor inquires the Radio Link of the current wireless communication module that is transmitting data is lower than predetermined value, remaining wireless communication module is extracted query requests according to the priority level of said priority list.
Further; At least two wireless communication modules of said employing are corresponding respectively sets up Radio Link with at least two networks; And adopting one of them wireless communication module to carry out in the data transmission step with Radio Link between the corresponding network, said application processor is chosen wireless communication module according to the priority level of priority list and is carried out transfer of data with Radio Link between the corresponding network.
Further; Set up Radio Link with at least two networks respectively at least two wireless communication modules of said employing; And adopt one of them wireless communication module and Radio Link between the corresponding network to carry out before the data transmission step, whether application processor is inquired about a certain wireless communication module can provide transfer of data, if can; Then adopt this wireless communication module to carry out transfer of data; Otherwise, then send query requests, up to searching out the wireless communication module that this professional transfer of data can be provided to other wireless communication module.
Further, said application processor comes wireless communication module is inquired about according to priority level:
Can whether the wireless communication module that in said priority list, has highest priority level provide transfer of data; If can; Then adopt this wireless communication module to carry out transfer of data; Otherwise then the wireless communication module of the priority of next in priority list sends query requests, up to searching out the wireless communication module that this professional transfer of data can be provided.
Further, the pairing network of said wireless communication module be GSM network, cdma network, LTE network and Wi-Fi network wherein two or more.
Further, the quality of connection of the Radio Link of said wireless communication module is judged through the Signal to Interference plus Noise Ratio of base station pilot received power and base station signal.
Further, the quality of connection criterion of the Radio Link of said wireless communication module is: if the base station pilot received power be higher than-when the Signal to Interference plus Noise Ratio of 110dBm and base station signal was higher than 1dB, the quality of connection of Radio Link was for well, otherwise, then be poor.
In order to address the above problem, the invention also discloses a kind of wireless communication terminal, comprising:
The wireless communication module group comprises at least two wireless communication modules, and said at least two wireless communication modules are set up Radio Link with a wireless network respectively; And
Be connected application processor with at least two wireless communication modules of said wireless communication module group, said application processor comprises:
The active inquiry module is used to inquire about the quality of connection of the Radio Link of said at least two wireless communication modules;
Judge module is used to judge the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; And
Comparison module is used for the quality of quality of connection of the Radio Link of all the other wireless communication modules that comparison query arrives and current wireless communication module.
Further, said application processor also comprises the priority determination module, is used for confirming the priority orders of a plurality of wireless communication modules.
Compared with prior art, the present invention has the following advantages:
The data transmission method of wireless communication terminal of the present invention and wireless communication terminal are connected with multiple network through adopting a plurality of wireless communication modules; Application processor can judge the quality of connection of the Radio Link of current wireless communication module, and determines whether that according to the result who judges needs choose wireless communication module again and carry out transfer of data.Avoided guaranteeing the continuity of business data transmission because the quality of connection of Radio Link is crossed the interruption of the transfer of data that differs from and cause.
Further, the priority list that in application processor, increases can be chosen the wireless communication module that need connect according to priority level, can save the time that connects again, guarantees the continuity of business data transmission further.
Further, application processor can also be inquired about the current transfer of data that whether can provide of wireless communication module before connecting, if can provide, just adopted this wireless communication module to connect, if can't provide, then inquired about again.Can guarantee the validity that connects, avoid invalid connection.
Description of drawings
Fig. 1 is the flow chart of steps of the data transmission method embodiment one of a kind of wireless communication terminal of the present invention;
Fig. 2 is the flow chart of steps of the data transmission method embodiment two of a kind of wireless communication terminal of the present invention;
Fig. 3 is the flow chart of steps of the data transmission method embodiment three of a kind of wireless communication terminal of the present invention;
Fig. 4 and Fig. 5 are the structural representations of the embodiment one of a kind of wireless communication terminal of the present invention;
Fig. 6 is the structural representation of the embodiment two of a kind of wireless communication terminal of the present invention.
Embodiment
For make above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, below in conjunction with accompanying drawing and embodiment the present invention done further detailed explanation.
Please, the data transmission method embodiment one of a kind of wireless communication terminal of the present invention is shown, may further comprise the steps with reference to Fig. 1:
Step 101 adopts the corresponding respectively network of at least two wireless communication modules to set up Radio Link, and adopts one of them wireless communication module to carry out transfer of data with Radio Link between the corresponding network.
Wherein, Be meant and the pairing network of existing various wireless communication technology with at least two corresponding networks of wireless communication module; Each network can corresponding wireless communication module; Between set up Radio Link, be connected and transfer of data thereby can make things convenient between wireless communication terminal and the network.In order to guarantee that realization is convenient and transfer of data is accurate, wireless communication terminal connects through a wireless communication module network pairing with it at every turn, and remaining wireless communication terminal then is in wait state.
Concrete, aforesaid wireless communication technology has following several kinds of classification.2G (Second Generation, i.e. second generation mobile communication technology), it comprises: GSM and cdma communication standard; 3G (3rdGeneration, i.e. 3G (Third Generation) Moblie technology), it comprises: the CDMA2000 of China Telecom, the WCDMA of CHINAUNICOM, and the TD-SCDMA of China Mobile; LTE (Long TermEvolution, Long Term Evolution) communication standard, it is the evolution of 3G, is in a kind of transition communication technology between 3G and the 4G; 4G (4th generation, promptly the 4th generation mobile communication technology), it comprises the TD-LTE communication standard; WiFi (WirelessFidelity) communication standard, it be a kind of can be with PC, handheld device terminals such as (like PDA, mobile phones) with the interconnected technology of wireless mode.
For first time of wireless communication terminal connecting the wireless communication module of choosing can be a wireless communication module of confirming, also can be one that selects at random.For example, can be the wireless communication module of setting up Radio Link the soonest with corresponding network.The present invention does not limit this.
Step 102; Application processor inquiry is current is transmitting the quality of connection of Radio Link of the wireless communication module of data; If be lower than predetermined value; Then extract query requests to remaining wireless communication module, the quality of connection parameter of inquiring about the pairing Radio Link of each wireless communication module is carried out next step; Otherwise, then do not process.
The application processor of wireless communication terminal can keep the inquiry to the quality of connection of the Radio Link of the current wireless communication module that is transmitting data always.In such cases, can be connected to quality network preferably comparatively timely, but because inquiry may consume more electric weight always, if wireless communication terminal can consider to adopt this kind mode when being connected with fixed power source.In addition, the application processor of wireless communication terminal also can be periodically inquired about the quality of connection of the Radio Link of the current wireless communication module that is transmitting data.The concrete cycle can be an initial value of system, a value also can being scheduled to for the wireless communication terminal user, and for example, inquiry in ten minutes is once.In addition, the application processor of wireless communication terminal can also be inquired about the quality of connection of the Radio Link of the current wireless communication module that is transmitting data according to user's instant demand.For example, when the user thinks that present connection speed is slow, also can inform application processor through a certain module of wireless communication terminal, application processor proposes query requests according to user's demand.
Generally, the quality of connection of Radio Link confirms that through certain parameter for example, in the present embodiment, the Signal to Interference plus Noise Ratio of employing base station pilot received power and base station signal is judged the quality of the quality of connection of Radio Link.Concrete criterion also can be confirmed according to actual conditions.For example, can confirm as: the base station pilot received power is higher than-when the Signal to Interference plus Noise Ratio of 110dBm and base station signal is higher than 1dB, and the quality of connection of Radio Link is for well, otherwise thinks that then quality of connection is relatively poor.
Step 103; The quality of the Radio Link of all the other wireless communication modules that comparison query arrives and current wireless communication module; If the quality of connection of the Radio Link of all the other wireless communication modules of inquiring is higher than the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; Then application processor breaks off current wireless communication module and the Radio Link between the network, and one of them of all the other wireless communication modules that inquire set up Radio Link with corresponding network; Otherwise, then do not process.
Concrete, be higher than current wireless communication module if inquire the quality of connection of a wireless communication module, then directly select this wireless communication module to replace existing wireless communication module, connect with corresponding network.All be higher than current wireless communication module if inquire the quality of connection of a plurality of wireless communication modules, at this moment, can set up Radio Link with corresponding network through selecting the best wireless communication module of quality of connection as the existing wireless communication module of replacement.
Please, the data transmission method embodiment two of a kind of wireless communication terminal of the present invention is shown, may further comprise the steps with reference to Fig. 2:
Wherein, this priority list can obtain according to the statistics to all-network, for example, obtains adopting the radio link quality of Wi-Fi to be superior to the radio link quality of GSM through statistics, and priority that then can Wi-Fi is set to be higher than GSM.In addition, the user of wireless communication terminal also can set priority according to the hobby of oneself, and for example, the priority that this user can LTE is set to be higher than Wi-Fi, also can be set to be lower than Wi-Fi.The present invention does not limit the definite of priority list.
In the present embodiment,, at this moment, can choose wireless communication module according to the priority list that last step is confirmed and set up the data wireless links transmission with corresponding network with limit priority in order to reduce the follow-up step of choosing.
Order according to priority list is inquired about the quality of connection of the Radio Link of wireless communication module, can save the time of inquiry.Because priority list itself is exactly the statistics to user preferences or quality of connection,, then need not to carry out again follow-up operation if the quality of connection of the Radio Link of first wireless communication module that inquires is better.
Please with reference to Fig. 3; The data transmission method embodiment three of a kind of wireless communication terminal of the present invention is shown, can also be included in before the step 202 of embodiment two, increase query steps 2021; Promptly before connecting; Application processor sends query requests to a certain wireless communication module, inquires about this wireless communication module and whether transfer of data can be provided, and avoids carrying out invalid connection.
Further, application processor can send query requests to the wireless communication module that has limit priority in the priority list, inquires about current this wireless communication module whether this professional transfer of data can be provided.If of course, then adopt this wireless communication module to carry out transfer of data, otherwise then the wireless communication module of the priority of next in priority list send query requests, up to searching out the wireless communication module that this professional transfer of data can be provided.
Before connecting, can provide the transmission of business datum to inquire about, can avoid unnecessary connection, save the transmission time of business datum wireless communication module.For example, this wireless communication module is current cannot to provide transfer of data if inquire, and then can not adopt this module to connect, and directly next wireless communication module is inquired about.
Please, a kind of wireless communication terminal 100 of the embodiment of the invention one is shown, comprises application processor 10 and wireless communication module group 30 with reference to Fig. 4.Wherein, Wireless communication module group 30 comprises at least two wireless communication modules; And these at least two wireless communication modules are set up Radio Link with a network respectively; The network here is meant and the pairing network of existing various wireless communication technology, for example, and with pairing networks of wireless LAN communication technology such as cellular mobile communication technology such as GSM, CDMA, LTE and Wi-Fi.In the present embodiment, wireless communication module group 30 comprises first wireless communication module 31, second wireless communication module 32, the 3rd wireless communication module 33 and the 4th wireless communication module 34.These four wireless communication modules 31,32,33,34 are set up Radio Link with four various network respectively.For example aforesaid four kinds of pairing networks of wireless communication technology.Application processor 10 can initiatively propose query requests to each wireless communication module in the wireless communication module group 30; Inquire about the quality of connection of the Radio Link before each wireless communication module and the corresponding network, to provide quality to transmit preferably to the current data of transmission that need.
Please with reference to Fig. 5, further, this application processor 10 comprises active inquiry module 11, judge module 12 and comparison module 13.
Please with reference to Fig. 6, further, also comprise priority determination module 15 in this application processor 10, priority determination module 15 is used for each wireless communication module of wireless communication module group 30 is carried out prioritization.Wherein, the ordering of priority can be arranged in the wireless communication terminal according to statistics in advance, also can confirm according to the user's of wireless communication terminal hobby.
For a certain business; Wireless communication terminal with many communication concatenation abilities is when carrying out this professional transfer of data; This professional data flow comes down to through a certain wireless communication module on the terminal this professional data-transformation facility to be provided; If this moment, wireless communication terminal moved in network and gradually away from carrying out the sub-district of transfer of data with this wireless communication terminal; The radio link performance variation between wireless communication terminal and the sub-district then, if variation to a certain degree then the terminal can not carry out the transmission of business datum through this wireless module.The data transmission method of wireless communication terminal of the present invention and wireless communication terminal connect with multiple network through adopting a plurality of wireless communication modules; Application processor can initiatively choose wireless communication module and another one radio link performance better cell is set up wireless connections, thereby has kept the continuity of business data transmission.Further, the priority list that in application processor, increases can be chosen the wireless communication module that need connect according to priority level, can save the time that connects again, guarantees the continuity of business data transmission further.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For system embodiment, because it is similar basically with method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
More than data transmission method and this wireless communication terminal of a kind of wireless communication terminal provided by the present invention carried out detailed introduction; Used concrete example among this paper principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (11)
1. the data transmission method of a wireless communication terminal is characterized in that, may further comprise the steps:
Adopt the corresponding respectively network of at least two wireless communication modules to set up Radio Link, and adopt the Radio Link between one of them wireless communication module and the pairing network to carry out transfer of data;
Application processor is judged the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; If be lower than predetermined value; Then extract query requests to remaining wireless communication module, the quality of connection parameter of inquiring about the pairing Radio Link of all the other each wireless communication modules is carried out next step; Otherwise, then do not process;
The quality of the Radio Link of all the other wireless communication modules that comparison query arrives and current wireless communication module; If the quality of connection of the Radio Link of all the other wireless communication modules of inquiring is higher than the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; Then application processor breaks off current wireless communication module and the Radio Link between the network; One of them of all the other wireless communication modules that inquire set up Radio Link with corresponding network, otherwise, then do not process.
2. the method for claim 1; It is characterized in that; Before the quality of connection step of the Radio Link of the current wireless communication module that is transmitting data of application processor inquiry, also comprise the steps: in application processor, to safeguard the business data transmission priority list of a wireless communication module module.
3. method as claimed in claim 2; It is characterized in that; After the quality of connection that said application processor inquires the Radio Link of the current wireless communication module that is transmitting data is lower than predetermined value, remaining wireless communication module is extracted query requests according to the priority level of said priority list.
4. method as claimed in claim 2; It is characterized in that; The corresponding respectively network of at least two wireless communication modules of said employing is set up Radio Link; And adopting one of them wireless communication module to carry out in the data transmission step with Radio Link between the corresponding network, said application processor is chosen wireless communication module according to the priority level of priority list and is carried out transfer of data with Radio Link between the corresponding network.
5. method as claimed in claim 4; It is characterized in that, set up Radio Link, and adopt one of them wireless communication module and Radio Link between the corresponding network to carry out before the data transmission step at the corresponding respectively network of at least two wireless communication modules of said employing; Whether application processor is inquired about a certain wireless communication module can provide transfer of data; If can, then adopt this wireless communication module to carry out transfer of data, otherwise; Then send query requests, up to searching out the wireless communication module that this professional transfer of data can be provided to other wireless communication module.
6. method as claimed in claim 5 is characterized in that, said application processor comes wireless communication module is inquired about according to priority level:
Can whether the wireless communication module that in said priority list, has highest priority level provide transfer of data; If can; Then adopt this wireless communication module to carry out transfer of data; Otherwise then the wireless communication module of the priority of next in priority list sends query requests, up to searching out the wireless communication module that this professional transfer of data can be provided.
7. the method for claim 1 is characterized in that, the pairing network of said wireless communication module be GSM network, cdma network, LTE network and Wi-Fi network wherein two or more.
8. like each described method of claim 1 to 7, it is characterized in that the quality of connection of the Radio Link of said wireless communication module is judged through the Signal to Interference plus Noise Ratio of base station pilot received power and base station signal.
9. method as claimed in claim 8; It is characterized in that the quality of connection criterion of the Radio Link of said wireless communication module is: if the base station pilot received power be higher than-when the Signal to Interference plus Noise Ratio of 110dBm and base station signal was higher than 1dB, the quality of connection of Radio Link was for well; Otherwise, then for poor.
10. a wireless communication terminal is characterized in that, said wireless communication terminal comprises:
The wireless communication module group comprises at least two wireless communication modules, and the corresponding respectively wireless network of said at least two wireless communication modules is set up Radio Link; And
Be connected application processor with at least two wireless communication modules of said wireless communication module group, said application processor comprises:
The active inquiry module is used to inquire about the quality of connection of the Radio Link of said at least two wireless communication modules;
Judge module is used to judge the quality of connection of the Radio Link of the current wireless communication module that is transmitting data; And
Comparison module is used for the quality of quality of connection of the Radio Link of all the other wireless communication modules that comparison query arrives and current wireless communication module.
11. wireless communication terminal as claimed in claim 10 is characterized in that, said application processor also comprises:
The priority determination module is used for confirming the priority orders of a plurality of wireless communication modules.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105745864A CN102480764A (en) | 2010-11-30 | 2010-11-30 | Data transmission method of wireless communication terminal and wireless communication terminal |
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| CN2010105745864A CN102480764A (en) | 2010-11-30 | 2010-11-30 | Data transmission method of wireless communication terminal and wireless communication terminal |
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Application publication date: 20120530 |