CN101677290B - Method, device and system for eliminating channel confliction between multimode terminal systems - Google Patents
Method, device and system for eliminating channel confliction between multimode terminal systems Download PDFInfo
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- CN101677290B CN101677290B CN2008102115428A CN200810211542A CN101677290B CN 101677290 B CN101677290 B CN 101677290B CN 2008102115428 A CN2008102115428 A CN 2008102115428A CN 200810211542 A CN200810211542 A CN 200810211542A CN 101677290 B CN101677290 B CN 101677290B
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Abstract
The invention discloses a method, a device and a system for eliminating channel confliction between multimode terminal systems. The embodiment of the invention learns the time when a WiFi broadcast channel and a WiMAW channel generate confliction, adjusts the transmission of the WiFi broadcast channel or the WiMAW channel according to the time when the confliction is generated, avoids the confliction of the WiFi broadcast channel and the WiMAW channel generated at the time when the confliction is generated, thereby solving the problem that interference is generated to the WiMAW channel when WiFi equipment transmits WiFi broadcast messages through the WiFi broadcast channel, and ensuring normal communication of the multimode terminal.
Description
Technical field
The present invention relates to communication technical field, be specifically related to eliminate the methods, devices and systems of multimode terminal inter-system channel conflict.
Background technology
Continuous development along with World Interoperability for Microwave Access, WiMax (WiMAX:World Interoperability forMicrowave Access) technology and Wireless Fidelity (WiFi:Wireless Fidelity) technology, what the coexistence of realization WiMAX equipment and WiFi equipment became in a multimode terminal is more and more urgent, yet, WiMAX technology and WiFi technology exist interference each other, this will inevitably have influence on the proper communication of multimode terminal, therefore, how to solve their interference each other and also realize that with regard to becoming these two kinds of wireless devices need most one of problem of solution when the multi-mode terminal coexistence.
In order to realize WiMAX equipment and WiFi coexistence, prior art adopts the park mode of WiMAX equipment to realize WiMAX equipment and WiFi coexistence.Specifically be that the WiMAX channel is divided into audit window (listening window) and sleeping window (sleep window), wherein audit window is used for transmitting the WiMAX data, sleeping window represents that then WiMAX equipment carries out dormancy, this moment, the WiFi data can be transmitted in WiFi equipment or WiFi base station, thus the conflict when having avoided WiMAX data and WiFi transfer of data.Wherein, audit window and sleeping window are all with frame length, and promptly 5ms is a base unit, and length of window is the multiple of frame length.Audit window and sleeping window alternately occur, and are spaced apart the multiple of frame length between each sleeping window.
In research and practice process to prior art, the present inventor finds, because except transmission WiFi data, WiFi equipment also can periodically transmit by the WiFi broadcast channel and be used for synchronous WiFi broadcast, the cycle of WiFi broadcast is not the multiple of frame length, therefore its frame may produce with the frame of WiMAX channel and conflict, disturbs the leading and broadcast in the WiMAX equipment reception WiMAX channel, and the proper communication of multimode terminal is caused certain influence.
Summary of the invention
The embodiment of the invention provides the methods, devices and systems of eliminating the conflict of multimode terminal inter-system channel.When purpose is to solve WiFi equipment and WiMAX coexistence, when WiFi equipment transmits the WiFi broadcast by the WiFi broadcast channel WiMAX channel is produced interference, influence the proper communication problem of multimode terminal.
A kind of method of eliminating the conflict of multimode terminal inter-system channel comprises:
Know that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
Adjust the transmission of WiFi broadcast channel or WiMAX channel according to the time of described generation conflict.
A kind of method of eliminating the conflict of multimode terminal inter-system channel comprises:
Know the transmitting time of WiFi broadcast, described WiFi broadcast is transmitted by the WiFi broadcast channel;
Know that according to described transmitting time the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
With the time announcement multimode terminal of described generation conflict to adjust the transmission of WiFi broadcast channel or WiMAX channel.
A kind of multimode terminal comprises:
Acquiring unit is used to know that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
Adjustment unit, the time that the generation that is used for getting access to according to acquiring unit conflicts is adjusted the transmission of WiFi broadcast channel or WiMAX channel.
A kind of coexistence module comprises:
First acquiring unit is used to know the transmitting time of WiFi broadcast, and described WiFi broadcast is transmitted by the WiFi broadcast channel;
Second acquisition unit is used for knowing that according to the transmitting time that first acquiring unit gets access to the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
Notification unit, the time announcement multimode terminal that the generation that is used for that second acquisition unit is known conflicts is to adjust the transmission of WiFi broadcast channel or WiMAX channel.
A kind of communication system comprises:
The coexistence module, be used to know the transmitting time of WiFi broadcast, know that according to the transmitting time that gets access to the WiFi broadcast channel produces the time of conflicting with the WiMAX channel, and the time announcement multimode terminal of the generation that will know conflict, described WiFi broadcast is transmitted by the WiFi broadcast channel;
Multimode terminal is used for knowing that from the coexistence module WiFi broadcast channel produces the time of conflicting with the WiMAX channel, adjusts the transmission of WiFi broadcast channel or WiMAX channel then according to the time of the generation conflict that gets access to.
The embodiment of the invention produces the time of conflicting by knowing the WiFi broadcast channel with the WiMAX channel, adjust the transmission of WiFi broadcast channel or WiMAX channel then according to the time of this generation conflict, avoid WiFi broadcast channel and WiMAX channel to produce conflict in the time of this generation conflict, thereby solved the problem that generation was disturbed to the WiMAX channel when WiFi equipment transmitted the WiFi broadcast by the WiFi broadcast channel, guaranteed the proper communication of multimode terminal.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow diagram of the embodiment of the invention one;
Fig. 2 is the method flow diagram of the embodiment of the invention two;
Fig. 3 is the method flow diagram of the embodiment of the invention three;
Fig. 4 is the method flow diagram of the embodiment of the invention four;
Fig. 5 is the method flow diagram of the embodiment of the invention five;
Fig. 6 is the method flow diagram of the embodiment of the invention six;
Fig. 7 is the structural representation of multimode terminal provided by the invention;
Fig. 8 is the structural representation of coexistence module provided by the invention;
Fig. 9 is the structural representation of communication system provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention provides a kind of method of eliminating the conflict of multimode terminal inter-system channel.The embodiment of the invention also provides corresponding device thereof and system.Below be elaborated respectively.
Embodiment one,
Below will present invention is described from the angle of multimode terminal, wherein, WiFi equipment and WiMAX are positioned at this multimode terminal.
A kind of method of eliminating the conflict of multimode terminal inter-system channel, at first, multimode terminal knows that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel, for example can calculate the WiFi broadcast channel and produce the Hyper Frame Number that conflicts, adjust the transmission of WiFi broadcast channel and WiMAX channel then according to the time of described generation conflict with the WiMAX channel.
Wherein, the WiMAX channel refers to synchronizing channel and the broadcast channel of WiMAX, the synchronizing channel of WiMAX and broadcast channel are arranged in same subframe (subframe), be in first subframe of each superframe, WiMAX base station (BS:Base Station) can send to WIMAX equipment by synchronizing channel and broadcast channel respectively with leading and broadcast in the fixed position of every superframe, wherein, a superframe is made up of 4 frames, a frame is made up of 8 subframes, frame duration, promptly frame length is 5ms.WiFi equipment then can periodically transmit the WiFi broadcast, for example in the management of WiFi is auspicious, send and be used for synchronous WiFi beacon (Beacon), the cycle of the transmission of WiFi Beacon is generally 100 time quantums (TU:TimeUnit), i.e. 102.4ms.
As shown in Figure 1, the idiographic flow of this embodiment is as follows:
101, multimode terminal knows that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
102, multimode terminal produces conflict according to the time adjustment WiFi broadcast channel of described generation conflict or the transmission of WiMAX channel to avoid WiFi broadcast channel and WiMAX channel.
As from the foregoing, present embodiment produces the time of conflicting by knowing the WiFi broadcast channel with the WiMAX channel, adjust the transmission of WiFi broadcast channel or WiMAX channel then according to the time of this generation conflict, avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, thereby solved the problem that generation was disturbed to the WiMAX channel when WiFi equipment transmitted the WiFi broadcast message by the WiFi broadcast channel, guaranteed the proper communication of multimode terminal.
Embodiment two,
Below will from the coexistence module angle present invention is described.
A kind of method of eliminating the conflict of multimode terminal inter-system channel, at first, the coexistence module is known the transmitting time by the WiFi broadcast of WiFi broadcast channel transmission, transmitting time according to this WiFi broadcast of knowing obtains the time that the WiFi broadcast channel conflicts with the generation of WiMAX channel then, for example calculate the WiFi broadcast channel and will produce the Hyper Frame Number that conflicts with the WiMAX channel, at last by certain mode will produce the conflict time inform multimode terminal, so that multimode terminal can be adjusted the transmission of WiFi broadcast channel and WiMAX channel according to this time that produces conflict, avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, for example, allow WiMAX equipment not receive the information of WiMAX base station in this time that can produce conflict by the WiMAX Channel Transmission, perhaps allow the WiMAX equipment in the multimode terminal can not send information by the WiMAX channel, perhaps allow WiMAX equipment in the multimode terminal carry out dormancy and promptly neither receive the information that also do not send, perhaps allow the WiFi equipment in the multimode terminal not send the WiFi broadcast, perhaps adjust the time that WiFi equipment sends the WiFi broadcast, perhaps the WiFi equipment in the multimode terminal carries out dormancy or the like, it should be noted that, wherein, WiFi equipment can be WiFi base station (AP), it also can be WiFi terminal (AT), when WiFi equipment is the WiFi base station, can pass through the time that the WiFi broadcast channel sends the WiFi broadcast by before conflict takes place, changing WiFi equipment, perhaps allow WiFi equipment not send the WiFi broadcast message by the WiFi broadcast channel in the time of described generation conflict; When WiFi equipment is the WiFi terminal, can allow WiFi equipment carry out dormancy in the time of described generation conflict.
Wherein, this coexistence module promptly can be positioned in the multimode terminal, also can be positioned in the WiMAX base station.
As shown in Figure 2, the idiographic flow of this embodiment can be as follows:
201, know the transmitting time of the WiFi broadcast message that transmits by the WiFi broadcast channel;
202, know that according to described transmitting time the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
203, with the time announcement multimode terminal of described generation conflict, produce conflict to avoid WiFi broadcast channel and WiMAX channel.
As from the foregoing, the coexistence module of present embodiment can be by knowing the transmitting time of the WiFi broadcast message that transmits by the WiFi broadcast channel, obtain the WiFi broadcast channel and produce the time of conflicting with the WiMAX channel, and will produce the conflict time inform to multimode terminal, make multimode terminal can adjust the transmission of WiFi broadcast channel or WiMAX channel according to the time of this generation conflict, avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, thereby solved the problem that generation was disturbed to the WiMAX channel when WiFi equipment transmitted the WiFi broadcast message by the WiFi broadcast channel, guaranteed the proper communication of multimode terminal.
Embodiment three,
According to the described method of the foregoing description, will be that example is described in further detail below to send WiFiBeacon by the WiFi broadcast channel.
Present embodiment mainly is that the situation when being positioned at multimode terminal inside with the coexistence module is that the present invention will be described for example.
Suppose that it is the 0th superframe at the WiMAX channel that multimode terminal enters first WiFi Beacon after the coexistence, m frame, n descending sub frame send constantly, and wherein m and n are integer, and m=1～4, n=1～8.
At first, the coexistence module need be obtained the transmitting time of WiFi Beacon, be informed in certain superframe WiFi Beacon according to this transmitting time then and will interfere with the WiMAX channel, be that the WiFi broadcast channel conflicts with the generation of WiMAX channel, and inform WiMAX equipment by internal interface, WiMAX equipment sends a request message to the WiMAX base station, requirement is carried out dormancy at the superframe place of conflict, last WiMAX equipment accept that the WiMAX base station sends about permitting WiMAX equipment carries out dormancy at the superframe place of conflict indication, receive promptly that the WiMAX base station sends about permitting WiMAX equipment after the superframe place of conflict carries out the message of dormancy, WiMAX equipment carries out dormancy at the superframe place of conflict.
As shown in Figure 3, the concrete steps of this embodiment can be as follows:
301, the coexistence module in the multimode terminal is obtained the transmitting time of WiFi Beacon, and promptly WiFi Beacon is which superframe at the WiMAX channel, and m frame, n descending sub frame send constantly;
302, the coexistence module in the multimode terminal is calculated WiFi Beacon according to the transmitting time of this WiFi Beacon that gets access to the WiMAX channel is produced the Hyper Frame Number that disturbs, and promptly the WiFi broadcast channel produces the Hyper Frame Number that conflicts with the WiMAX channel; Computational methods can be as follows:
The Hyper Frame Number=round of conflict (the transmission cycle * integer of WiFi Beacon-(4-m+1) the long * of * frame length+subframe (n-1))/superframe is long, and abbreviation is:
The Hyper Frame Number=round of conflict (the transmission cycle * integer of WiFi Beacon-(5-m) the long * of * frame length+subframe (n-1))/superframe is long, and wherein m is any integer in 1 to 4, and n is any integer in 1 to 8.
Perhaps also can use following algorithm:
The Hyper Frame Number=round of conflict (the transmission cycle * integer of WiFi Beacon-(4-m) the long * of * frame length+subframe (8-n+1))/superframe is long, and abbreviation is:
The Hyper Frame Number=round of conflict (the transmission cycle * integer of WiFi Beacon-(4-m) the long * of * frame length+subframe (9-n))/superframe is long, and wherein m is any integer in 1 to 4, and n is any integer in 1 to 8.
303, the Hyper Frame Number that calculates in step 302 before conflict takes place of the coexistence module in the multimode terminal is notified WiMAX equipment in the multimode terminal by internal interface;
304, the WiMAX equipment in the multimode terminal sends a request message to the WiMAX base station, requires at the superframe place of described Hyper Frame Number correspondence, and promptly Chong Tu superframe place carries out dormancy;
305, WiMAX equipment is informed by message in the WiMAX base station, permits WiMAX equipment and carries out dormancy at the superframe place of conflict;
306, WiMAX equipment carries out dormancy according to the indication of WiMAX base station at the superframe place of conflict, to avoid producing conflict with the WiFi broadcast channel.
As from the foregoing, coexistence module in the multimode terminal of present embodiment can be by knowing the transmitting time of WiFi Beacon, obtain the WiFi broadcast channel and produce the Hyper Frame Number that conflicts with the WiMAX channel, and this Hyper Frame Number informed to the WiMAX equipment in the multimode terminal by internal interface, for fear of conflict, multimode terminal carries out dormancy by WiMAX equipment at the superframe place of this Hyper Frame Number correspondence, thereby solved WiFi equipment and sent the WiFi Beacon problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.
Embodiment four,
Different with embodiment three is that the coexistence module of present embodiment is not to be positioned at multimode terminal, but is positioned at the WiMAX base station.
Suppose that it is the 0th superframe at the WiMAX channel that multimode terminal enters first WiFi Beacon after the coexistence, m frame, n descending sub frame send constantly, and wherein m is any integer in 1 to 4, and n is any integer in 1 to 8.
At first, the coexistence module need be obtained the transmitting time of WiFi Beacon, be informed in certain superframe WiFi Beacon according to this transmitting time then and will produce interference the WiMAX channel, promptly obtain the WiFi broadcast channel and produce the Hyper Frame Number that conflicts with the WiMAX channel, and generation is about the message of described Hyper Frame Number, to be somebody's turn to do message about described Hyper Frame Number by the WiMAX base station and send to WiMAX equipment in the multimode terminal, and indication WiMAX equipment carries out dormancy at the superframe place of described Hyper Frame Number correspondence, after WiMAX equipment receives this indication, superframe place in described Hyper Frame Number correspondence, promptly Chong Tu superframe place carries out dormancy, clashes to avoid the WiFi Beacon that sends with WiFi equipment.
As shown in Figure 4, the concrete steps of this embodiment can be as follows:
401, the coexistence module in the WiMAX base station is obtained the transmitting time of WiFi Beacon, and promptly WiFiBeacon is which superframe at the WiMAX channel, and m frame, n descending sub frame send constantly;
402, the coexistence module in the WiMAX base station is calculated WiFi Beacon according to the transmitting time of this WiFi Beacon that gets access to the WiMAX channel is produced the Hyper Frame Number that disturbs, and promptly the WiFi broadcast channel produces the Hyper Frame Number that conflicts with the WiMAX channel; Computational methods can be referring to the step 302 among the embodiment three, and are no longer burdensome at this.
403, the coexistence module in the WiMAX base station produces the message about described Hyper Frame Number;
404, the WiMAX base station will be somebody's turn to do message about described Hyper Frame Number and be sent to WiMAX equipment in the multimode terminal, and indicate its superframe place in this Hyper Frame Number correspondence to carry out dormancy;
405, WiMAX equipment carries out dormancy according to the indication that the WiMAX base station sends at the superframe place of this Hyper Frame Number correspondence, to avoid producing conflict with the WiFi broadcast channel.
As from the foregoing, in order to save the signaling traffic between WiMAX equipment and the WiMAX base station, the coexistence module can be positioned in the WiMAX base station, like this, the WiMAX base station is after learning the WiFi broadcast channel and the WiMAX channel produces the Hyper Frame Number that conflicts, just can directly inform that by message WiMAX equipment carries out dormancy at the superframe place of this generation conflict, and need not to send a request message by WiMAX equipment.And the coexistence module in this scheme equally can be by knowing the transmitting time of WiFi Beacon, obtain the WiFi broadcast channel and produce the Hyper Frame Number that conflicts with the WiMAX channel, can solve WiFi equipment equally and send the WiFiBeacon problem that generation is disturbed to the WiMAX channel, guarantee the proper communication of multimode terminal.
Be positioned over as for the module that will coexist and still be positioned in the multimode terminal in the WiMAX base station, can decide according to the strategy of operator.
In addition, among the embodiment three and four, except allowing the WiMAX equipment in the multimode terminal carry out the dormancy in the time of described generation conflict, similarly, can also allow the interior WiMAX equipment of multimode terminal not pass through the WiMAX channel transmission information in the time of described generation conflict, be that WiMAX equipment does not send information by the WiMAX channel, perhaps do not receive the information that the WiMAX base station sends by the WiMAX channel.
Embodiment five,
Similarly be that the coexistence module among this embodiment also is to be positioned in the multimode terminal with embodiment three; Different with embodiment three and four is, present embodiment is to avoid the WiFi broadcast channel to produce with the WiMAX channel by sending of control WiFi Beacon to conflict, for example, produce the superframe place that conflicts at the WiFi broadcast channel with the WiMAX channel, WiFi equipment does not send WiFi Beacon; Again for example, can change the time that WiFi equipment sends WiFi Beacon, thereby avoid producing conflict or the like.
Below will not send WiFi Beacon be that example describes to allow WiFi equipment produce the superframe place that conflicts at WiFi broadcast channel and WiMAX channel.
Suppose that it is the 0th superframe at the WiMAX channel that multimode terminal enters first WiFi Beacon after the coexistence, m frame, n descending sub frame send constantly, and wherein m is any integer in 1 to 4, and n is any integer in 1 to 8.
At first, the coexistence module need be obtained the transmitting time of WiFi Beacon, be informed in certain superframe WiFi Beacon according to this transmitting time then and will produce interference the WiMAX channel, know that promptly the WiFi broadcast channel produces the Hyper Frame Number that conflicts with the WiMAX channel, and inform WiFi equipment by internal interface, require WiFi equipment not send WiFi Beacon at the superframe place in conflict, last, WiFi equipment does not send WiFi Beacon at the superframe place of conflict.
As shown in Figure 5, the concrete steps of this embodiment can be as follows:
501, the coexistence module in the multimode terminal is obtained the transmitting time of WiFi Beacon, and promptly WiFi Beacon is which superframe at the WiMAX channel, and m frame, n descending sub frame send constantly;
502, the coexistence module in the multimode terminal is calculated the WiFi broadcast channel according to the transmitting time of this WiFi Beacon that gets access to and is produced the Hyper Frame Number that conflicts with the WiMAX channel, and computational methods are referring to the step 302 among the embodiment three, and are no longer burdensome at this.
503, the Hyper Frame Number that calculates in step 502 before conflict takes place of the coexistence module in the multimode terminal is by the WiFi equipment in the internal interface notice multimode terminal, and requires WiFi equipment not sending WiFi Beacon at the superframe place that conflicts;
504, WiFi equipment does not send WiFi Beacon at the superframe place in conflict, promptly carries out dormancy, conflicts to avoid producing with the WiMAX channel.
As from the foregoing, coexistence module in the multimode terminal of present embodiment can be by knowing the transmitting time of WiFi Beacon, obtain the WiFi broadcast channel and produce the Hyper Frame Number that conflicts with the WiMAX channel, and this Hyper Frame Number informed to the WiFi equipment in the multimode terminal by internal interface, for fear of conflict, multimode terminal does not send WiFi Beacon by WiFi equipment at the superframe place of this Hyper Frame Number correspondence, thereby solved WiFi equipment and sent the WiFi Beacon problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.Compare with four with embodiment three, this embodiment need not to hold consultation with the WiMAX base station, that is to say, can save and the WiMAX base station between signaling traffic.
Embodiment six,
Similar with embodiment five, present embodiment also is to avoid the WiFi broadcast channel to produce with the WiMAX channel by sending of control WiFi Beacon to conflict, for example, produce the superframe place that conflicts at the WiFi broadcast channel with the WiMAX channel, WiFi equipment does not send WiFi Beacon; Again for example, can change the time that WiFi equipment sends WiFi Beacon, thereby avoid producing conflict or the like.But the coexistence module of present embodiment is to be positioned at the WiMAX base station, rather than is positioned at multimode terminal.
To be that example describes below to allow WiFi equipment produce the superframe place change WiFi Beacon that conflicts with the WiMAX channel at WiFi Beacon.
Suppose that it is the 0th superframe at the WiMAX channel that multimode terminal enters first WiFi Beacon after the coexistence, m frame, n descending sub frame send constantly, and wherein m is any integer in 1 to 4, and n is any integer in 1 to 8.
At first, the coexistence module need be obtained the transmitting time of WiFi Beacon, know that according to this transmitting time WiFi Beacon produces the Hyper Frame Number that conflicts with the WiMAX channel then, and generation is about the message of described Hyper Frame Number, to be somebody's turn to do message about described Hyper Frame Number by the WiMAX base station and send to WiMAX equipment in the multimode terminal, after WiMAX equipment receives this message, inform WiFi equipment by internal interface, WiFi equipment is according to current business, suitably change the time that sends WiFi Beacon, to avoid producing conflict with the WiMAX channel.
As shown in Figure 6, the concrete steps of this embodiment can be as follows:
601, the coexistence module in the WiMAX base station is obtained the transmitting time of WiFi Beacon, and promptly WiFiBeacon is which superframe at the WiMAX channel, and m frame, n descending sub frame send constantly;
602, the coexistence module in the WiMAX base station is calculated the WiFi broadcast channel according to the transmitting time of this WiFi Beacon that gets access to and is produced the Hyper Frame Number that conflicts with the WiMAX channel, and computational methods can be referring to the step 302 among the embodiment three, in this burden no longer.
603, the coexistence module in the WiMAX base station produces the message about described Hyper Frame Number;
604, the WiMAX base station will be somebody's turn to do message about described Hyper Frame Number and be sent to WiMAX equipment in the multimode terminal;
605, WiMAX equipment will be somebody's turn to do about the message of described Hyper Frame Number by internal interface and inform WiFi equipment;
606, after WiFi equipment receives and knows this message about described Hyper Frame Number,, suitably change the time that sends WiFi Beacon, to avoid producing conflict with the WiMAX channel according to current business.
After inferior, the coexistence module in the WiMAX base station can recomputate WiFi Beacon and produce the Hyper Frame Number that conflicts with the WiMAX channel.
As from the foregoing, coexistence module in the WiMAX base station of present embodiment can be by knowing the transmitting time of WiFiBeacon, obtain the WiFi broadcast channel and produce the Hyper Frame Number that conflicts with the WiMAX channel, and this Hyper Frame Number is informed to multimode terminal by the WiMAX base station, the WiFi equipment in the multimode terminal that makes changes the time that sends WiFi Beacon, thereby avoided WiFi broadcast channel and WiMAX channel to produce conflict, solve WiFi equipment and sent the WiFi Beacon problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.
Certainly, compare with embodiment five, this embodiment needs and hold consultation in the WiMAX base station, that is to say, increased and the WiMAX base station between signaling traffic, so embodiment five is more excellent than embodiment six.Be positioned over as for the module that will coexist and still be positioned in the multimode terminal in the WiMAX base station, can decide according to the strategy of operator.
In addition, have a talk about and bright be, in embodiment five and embodiment six, except in the time of described generation conflict, allow WiFi equipment not send the WiFi broadcast by the WiFi broadcast channel, perhaps adjust WiFi equipment and send outside the time of WiFi broadcast by the WiFi broadcast channel, when WiFi equipment is the WiFi terminal, can also allow WiFi equipment carry out dormancy, because it is this implementation is similar, no longer burdensome at this.
Embodiment seven,
For the above method of better enforcement, the present invention also correspondingly provides a kind of multimode terminal, as shown in Figure 7, comprises acquiring unit 701 and adjustment unit 702; It should be noted that this coexistence module can be positioned at multimode terminal, also can be positioned at the WiMAX base station.
Described acquiring unit 701 is used to know that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
For example, when the coexistence module is positioned at multimode terminal, can know that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel by internal interface, when the coexistence module is positioned at the WiMAX base station, can produce the message of the time of conflicting about the WiFi broadcast channel with the WiMAX channel by what reception WiMAX base station sent, know that the WiFi broadcast channel produces time of conflicting or the like with the WiMAX channel.What is called knows that it can be to obtain the WiFi broadcast channel to produce the Hyper Frame Number that conflicts with the WiMAX channel that WiFi broadcast channel and WiMAX channel produce the time of conflicting.
Described adjustment unit 702, the time that is used for the generation conflict that gets access to according to acquiring unit 701 is adjusted the transmission of WiFi broadcast channel or WiMAX channel;
For example, when if the coexistence module is positioned at the WiMAX base station, this adjustment unit 702 can accept directly that the WiMAX base station sends about permitting WiMAX equipment in the multimode terminal carries out dormancy in the time of described generation conflict indication, the time that allows WiMAX equipment produce conflict in the time of described generation conflict is carried out dormancy, also can allow WiMAX equipment not pass through the WiMAX channel transmission information in the time of described generation conflict; Perhaps
The time that can allow the interior WiFi equipment of multimode terminal produce conflict in the time of described generation conflict is carried out dormancy, also can allow WiFi equipment not send the WiFi broadcast message, can also before conflict takes place, change WiFi equipment and send time of WiFi broadcast message or the like by the WiFi broadcast channel by the WiFi broadcast channel in the time of described generation conflict.Certainly, the time that the said herein WiFi of allowing equipment produces conflict in time of described generation conflict carries out dormancy and is meant when WiFi equipment is in addition WiFi equipment of WiFi base station, for example the WiFi terminal.
Wherein, when the coexistence module was positioned at multimode terminal, adjustment unit 702 can also comprise:
Transmitting element 7021 is used to send a request message to the WiMAX base station, and described request message request WiMAX base station allowance WiMAX equipment carries out dormancy in the time of the generation conflict that described acquiring unit 701 gets access to;
As from the foregoing, the multimode terminal of the embodiment of the invention can produce the Hyper Frame Number that conflicts with the WiMAX channel by knowing the WiFi broadcast channel, adjust the transmission of WiFi broadcast channel or WiMAX channel then according to the time of this generation conflict, avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, thereby solved WiFi equipment and sent the WiFi broadcast problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.
Embodiment eight,
For the above method of better enforcement, the present invention also correspondingly provides a kind of coexistence module, as shown in Figure 8, comprises first acquiring unit 801, second acquisition unit 802 and notification unit 803;
First acquiring unit 801 is used to know the transmitting time by the WiFi broadcast of WiFi broadcast channel transmission;
For example, when the coexistence module is positioned at multimode terminal, WiMAX equipment or WiFi equipment in the time announcement multimode terminal that notification unit 803 can conflict by the generation that internal interface is known second acquisition unit 802 are to adjust the transmission of WiFi broadcast channel or WiMAX channel.
Wherein, when this coexistence module was positioned at the WiMAX base station, notification unit 803 can also comprise:
Transmitting element 8032 is used for by the WiMAX base station message about producing the time of conflicting that message generating unit 8031 produces being sent to multimode terminal, to adjust the transmission of WiFi broadcast channel or WiMAX channel.
Coexistence module of the present invention can be by knowing the transmitting time of the WiFi broadcast that transmits by the WiFi broadcast channel, calculate the WiFi broadcast channel according to this transmitting time then and produce the time of conflicting with the WiMAX channel, and will produce the conflict time inform multimode terminal, so that multimode terminal can be adjusted the transmission of WiFi broadcast channel or WiMAX channel according to the time of this generation conflict, avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, thereby solved WiFi equipment and sent the WiFi broadcast problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.
Embodiment nine,
For the above method of better enforcement, the present invention also correspondingly provides a kind of communication system, comprises coexistence module 901 and multimode terminal 902 as shown in Figure 9;
Certainly, coexistence module 901 promptly can be arranged in multimode terminal 902, also can be positioned at the WiMAX base station.
Wherein, coexistence module 901 comprises first acquiring unit 801, second acquisition unit 802 and notification unit 803, and when coexistence module 901 was positioned at the WiMAX base station, notification unit 803 can also comprise message generating unit 8031 and transmitting element 8032;
In a word, the embodiment of the invention can be by knowing the transmitting time of the WiFi broadcast message that transmits by the WiFi broadcast channel, calculate the WiFi broadcast channel and produce the time of conflicting with the WiMAX channel, allow the interior WiMAX equipment of multimode terminal carry out dormancy then in the time of this generation conflict, perhaps allow the interior WiMAX equipment of multimode terminal not pass through the WiMAX channel transmission information in the time of this generation conflict, or allow the interior WiFi of multimode terminal not send the WiFi broadcast by the WiFi broadcast channel in the time of this generation conflict, perhaps before taking place, conflict changes the time that sends the WiFi broadcast by the WiFi broadcast channel, or allow the interior WiFi equipment of multimode terminal carry out dormancy or the like in the time of described generation conflict, thereby avoid WiFi broadcast channel and WiMAX channel to clash in the time of this generation conflict, solve WiFi equipment and sent the WiFi broadcast problem that generation is disturbed to the WiMAX channel, guaranteed the proper communication of multimode terminal.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of the foregoing description is to instruct relevant hardware to finish by program, this program can be stored in the computer-readable recording medium, and storage medium can comprise: ROM, RAM, disk or CD etc.
More than the methods, devices and systems of the elimination multimode terminal inter-system channel conflict that the embodiment of the invention provided are described in detail, used specific case herein 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 all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (12)
1. a method of eliminating the conflict of multimode terminal inter-system channel is characterized in that, comprising:
Know that Wireless Fidelity WiFi broadcast channel produces the time of conflicting with World Interoperability for Microwave Access, WiMax WiMAX channel;
Adjust the transmission of WiFi broadcast channel or WiMAX channel according to the time of described generation conflict;
Wherein, the transmission that the described time according to described generation conflict is adjusted WiFi broadcast channel or WiMAX channel is specially: accept that the WiMAX base station sends about permitting WiMAX equipment carries out dormancy in the time of described generation conflict indication, perhaps, allow WiFi equipment carry out dormancy in the time of described generation conflict.
2. the method for elimination multimode terminal inter-system channel conflict according to claim 1 is characterized in that, the described WiFi of knowing broadcast channel was specially with the time that the generation of WiMAX channel conflicts:
Know that by internal interface the WiFi broadcast channel produces the time of conflicting with the WiMAX channel.
3. the method for elimination multimode terminal inter-system channel conflict according to claim 1 is characterized in that, the described WiFi of knowing broadcast channel was specially with the time that the generation of WiMAX channel conflicts:
What receive the transmission of WiMAX base station produces the message of the time of conflicting about the WiFi broadcast channel with the WiMAX channel.
4. the method for elimination multimode terminal inter-system channel according to claim 1 conflict is characterized in that, what the described WiMAX of acceptance base station sent also comprises before WiMAX equipment carries out dormancy in the time of described generation conflict the indication about permitting:
Transmission is carried out the request message of dormancy to the WiMAX base station about WiMAX equipment in the time of described generation conflict.
5. a method of eliminating the conflict of multimode terminal inter-system channel is characterized in that, comprising:
Know the transmitting time of WiFi broadcast, described WiFi broadcast is transmitted by the WiFi broadcast channel;
Know that according to described transmitting time the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
With the time announcement multimode terminal of described generation conflict to adjust the transmission of WiFi broadcast channel or WiMAX channel, wherein, the transmission of adjusting WiFi broadcast channel or WiMAX channel is specially: accept that the WiMAX base station sends about permitting WiMAX equipment carries out dormancy in the time of described generation conflict indication, perhaps, allow WiFi equipment carry out dormancy in the time of described generation conflict.
6. the method for elimination multimode terminal inter-system channel according to claim 5 conflict is characterized in that, the time announcement multimode terminal of described generation conflict is specially with the transmission of adjusting WiFi broadcast channel or WiMAX channel:
By internal interface with the time announcement multimode terminal of described generation conflict to adjust the transmission of WiFi broadcast channel or WiMAX channel.
7. the method for elimination multimode terminal inter-system channel according to claim 5 conflict is characterized in that, the time announcement multimode terminal of described generation conflict is specially:
Generation is about the message of the time of described generation conflict;
Send to multimode terminal to adjust the transmission of WiFi broadcast channel or WiMAX channel with described about the message that produces the time of conflicting by the WiMAX base station.
8. a multimode terminal is characterized in that, comprising:
Acquiring unit is used to know that the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
Adjustment unit, the time that is used for the generation conflict that gets access to according to described acquiring unit is adjusted the transmission of WiFi broadcast channel or WiMAX channel;
Transmitting element is used to send about WiMAX equipment and carries out the request message of dormancy to the WiMAX base station in the time of described generation conflict;
Processing unit is used to accept that the WiMAX base station sends carries out the indication of dormancy about permitting WiMAX equipment in the time of described generation conflict, and described indication is that make according to the request message that described transmitting element sends the WiMAX base station.
9. a coexistence module is characterized in that, comprising:
First acquiring unit is used to know the transmitting time of WiFi broadcast, and described WiFi broadcast is transmitted by the WiFi broadcast channel;
Second acquisition unit is used for knowing that according to the transmitting time that described first acquiring unit gets access to the WiFi broadcast channel produces the time of conflicting with the WiMAX channel;
Notification unit, the time announcement multimode terminal that the generation that is used for that described second acquisition unit is known conflicts is to adjust the transmission of WiFi broadcast channel or WiMAX channel, wherein, the transmission of adjusting WiFi broadcast channel or WiMAX channel is specially: accept that the WiMAX base station sends about permitting WiMAX equipment carries out dormancy in the time of described generation conflict indication, perhaps, allow WiFi equipment carry out dormancy in the time of described generation conflict.
10. coexistence module according to claim 9 is characterized in that, described notification unit comprises:
Message generating unit is used to produce the message of the time of the generation conflict that gets access to about described second acquisition unit;
Transmitting element is used for by the WiMAX base station message about time of described generation conflict that described message generating unit produces being sent to multimode terminal to adjust the transmission of WiFi broadcast channel or WiMAX channel.
11., it is characterized in that described coexistence module is positioned at multimode terminal or WiMAX base station according to claim 9 or 10 described coexistence modules.
12. a communication system is characterized in that, comprising:
The coexistence module, be used to know the transmitting time of WiFi broadcast, know that according to the transmitting time that gets access to the WiFi broadcast channel produces the time of conflicting with the WiMAX channel, and the time announcement multimode terminal of the generation that will know conflict, described WiFi broadcast is transmitted by the WiFi broadcast channel;
Multimode terminal, be used for knowing that from the coexistence module WiFi broadcast channel and WiMAX channel produce the time of conflict, adjust the transmission of WiFi broadcast channel or WiMAX channel then according to the time of the generation conflict that gets access to, wherein, the transmission that time of the generation conflict that described basis gets access to is adjusted WiFi broadcast channel or WiMAX channel is specially: accept that the WiMAX base station sends about permitting WiMAX equipment carries out dormancy in the time of described generation conflict indication, perhaps, allow WiFi equipment carry out dormancy in the time of described generation conflict.
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| US8838046B2 (en) | 2010-06-18 | 2014-09-16 | Mediatek Inc. | System and method of hybrid FDM/TDM coexistence interference avoidance |
| US9246603B2 (en) | 2010-08-12 | 2016-01-26 | Mediatek Inc. | Method of in-device interference mitigation for cellular, bluetooth, WiFi, and satellite systems coexistence |
| CN102448127A (en) * | 2010-09-30 | 2012-05-09 | 中国移动通信集团公司 | Interference information processing method and device |
| US8780880B2 (en) | 2010-10-01 | 2014-07-15 | Mediatek Singapore Pte, Ltd. | Method of TDM in-device coexistence interference avoidance |
| US8537798B2 (en) * | 2010-12-31 | 2013-09-17 | Qualcomm Incorporated | Coexistence mechanism for collocated WLAN and WWAN communication devices |
| CN102595424A (en) * | 2011-01-07 | 2012-07-18 | 中兴通讯股份有限公司 | Processing method and terminal device for avoiding WLAN beacon |
| KR20120092778A (en) | 2011-02-12 | 2012-08-22 | 주식회사 팬택 | Apparatus and method for performing measurement report considering in-device coexistence interference |
| CN102158869B (en) * | 2011-03-07 | 2015-08-05 | 电信科学技术研究院 | The processing method that in a kind of equipment, mutual interference is coordinated and equipment |
| CN102223639B (en) * | 2011-06-16 | 2017-05-24 | 中兴通讯股份有限公司 | Method and system for reducing interference between terminal modes |
| CN102905399B (en) * | 2011-07-28 | 2016-05-11 | 联发科技股份有限公司 | Arrange method and the communicator thereof of radio activity |
| CN102573037A (en) * | 2012-02-07 | 2012-07-11 | 华为技术有限公司 | Anti-interference method in terminal and terminal equipment |
| CN103391180A (en) * | 2012-05-10 | 2013-11-13 | 中国移动通信集团公司 | Different communication module sharing method and device in terminal |
| CN103874072B (en) | 2012-12-18 | 2017-09-19 | 华为终端有限公司 | Communication Jamming processing method and wireless router |
| WO2016008147A1 (en) | 2014-07-18 | 2016-01-21 | Qualcomm Incorporated | Data throughput improvement in multi-sim devices |
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