CN104811971B

CN104811971B - The switching method and communication equipment of communication pattern

Info

Publication number: CN104811971B
Application number: CN201410042452.6A
Authority: CN
Inventors: 韩波; 林华炯; 莫韬甫
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2014-01-28
Filing date: 2014-01-28
Publication date: 2018-09-28
Anticipated expiration: 2034-01-28
Also published as: CN104811971A; WO2015113428A1

Abstract

The embodiment of the present invention provides a kind of switching method and communication equipment of communication pattern.The communication equipment includes：Sending module, for sending training signal to communication equipment；Acquisition module is eliminated, for carrying out self-interference elimination according to training signal, obtains decision parameter when communication equipment and the second communication apparatus communication；Wherein, communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, full-duplex communication pattern to support the communication with frequency simultaneously；Decision parameter is to determine whether to switch the parameter of the current operating mode of the communication equipment for the communication equipment；Judgment module eliminates whether the decision parameter that acquisition module obtains is more than decision threshold for judging, obtains judging result；Determine handover module, the judging result for being obtained according to judgment module determines whether that switch the current operating mode of communication equipment improves the stability of system communication so that the communication quality between communication equipment and the second communication equipment is guaranteed.

Description

The switching method and communication equipment of communication pattern

Technical field

The present embodiments relate to the communication technology more particularly to the switching methods and communication equipment of a kind of communication pattern.

Background technology

In current communication system, frequency division duplex is generally used（Frequency Division Duplexing, it is simple below Claim FDD）Or time division duplex（Time Division Duplexing, hereinafter referred to as TDD）Mode is communicated.FDD system passes through Uplink and downlink communication is carried out using different frequency；In a tdd system, it is different time-gap in same frequency channel to send and receive, Channel is sended and received to detach with time slot.Two kinds of communication modes, signal all can only be within sometime or some is specific It is communicated in frequency range.Full-duplex wireless communications technology is a kind of technology being different from TDD and FDD.It can be real using the technology Now simultaneously with the communication of frequency.As shown in Figure 1, two communication equipments（Node1 and Node2）At the same time with communicated frequently when It waits, reception antenna not only will receive the useful signal from opposite end, also will receive the signal of oneself transmission, and as self-interference is believed Number；Also, since the distance of transmitting antenna and reception antenna is quite close, then the intensity of self-interference signal is often far above opposite end Useful signal.

In the prior art, quality when full-duplex communication is carried out in order to ensure two communication equipments, is eliminated using self-interference Technology, basic principle are：Since communication equipment " knows " the transmitting signal of oneself, then can lead at the reception antenna of itself Certain means is crossed by this self-interference signal to eliminating.In theory, self-interference technology for eliminating is actually to do certainly Disturb the power of signal（That is the transmission power of communication equipment）It eliminates receiver bottom to make an uproar, that is, the power of self-interference signal is subtracted The bottom of as low as receiver is made an uproar, and does not interfere with the performance of communication equipment thus.For example, full duplex node（FullDuplex Node, hereinafter referred to as FDN）Transmission power be 30dBm, receiver bottom is made an uproar as -90dBm, then is eliminated transmission power to reception When the bottom of machine is made an uproar, it is 120dB that self-interference, which eliminates ability,.

But when the Doppler effect in communication scenes is serious, alternatively, channel quality transformation is very fast or self-interference disappears When removing solid capacity deteriorates, communication service interruption or communication quality can be caused to deteriorate, can not ensure the communication quality of communication system.

Invention content

The embodiment of the present invention provides a kind of switching method and communication equipment of communication pattern, complete in the prior art to solve When dual-mode communication, since communication environment deteriorates, the technical issues of can not ensureing the communication quality of communication system.

In a first aspect, the embodiment of the present invention provides a kind of communication equipment, including sending module, the sending module be used for The communication equipment sends training signal, and the communication equipment further includes：

Acquisition module is eliminated, for carrying out self-interference elimination according to the training signal, obtains the communication equipment and the Decision parameter when two communication apparatus communications；Wherein, the communication equipment supports full-duplex communication pattern and non-full-duplex communication Pattern, the full-duplex communication pattern support the communication with frequency simultaneously；The decision parameter is to be determined for the communication equipment Whether the parameter of the communication equipment current operating mode is switched；

Judgment module, for judging whether the decision parameter that the elimination acquisition module obtains is more than decision threshold, Obtain judging result；

Determine handover module, the judging result for being obtained according to the judgment module determines whether to switch described logical Believe the current operating mode of equipment.

With reference to first aspect, in the first possible embodiment of first aspect, the determining handover module is specific The judging result for being obtained according to the judgment module determines whether to switch the current operating mode of the communication equipment, Obtain the first definitive result；The sending module is additionally operable to first definitive result for obtaining the determining handover module It is sent to second communication equipment；Then the communication equipment further includes：

Receiving module, the second definitive result sent for receiving second communication equipment；Wherein, it described second determines As a result include the current operating mode of second communication equipment；

The then determining handover module is specifically used for the institute received according to first definitive result and the receiving module The second definitive result is stated to determine whether to switch the current operating mode of the communication equipment.

The possible embodiment of with reference to first aspect the first, in second of possible embodiment of first aspect In, the determining handover module, if being that the decision parameter is more than the decision threshold specifically for the judging result, really Fixed first definitive result is the current operating mode of the switching communication equipment；If the judging result is joined for the judgement Number is not more than the decision threshold, it is determined that first definitive result is not switch the current Working mould of the communication equipment Formula.

With reference to first aspect, in the third possible embodiment of first aspect, the determining handover module, specifically If being that the decision parameter is more than the decision threshold for the judging result, switch the current work of the communication equipment Pattern；If the judging result, which is the decision parameter, is not more than the decision threshold, it is current the communication equipment is not switched Operating mode.

With reference to first aspect any one of to the third possible embodiment of first aspect, the of first aspect In four kinds of possible embodiments, the decision parameter is that the communication equipment carries out the handling capacity after self-interference elimination and progress Self-interference eliminate before handling capacity the first difference, then the elimination acquisition module include：

First acquisition unit, for obtaining the handling capacity before the communication equipment carries out self-interference elimination；

First eliminates acquiring unit, and the training signal for being sent according to the sending module carries out self-interference elimination, obtains The self-interference of the communication equipment is taken to eliminate ability；

First determination unit determines that the communication equipment carries out self-interference elimination for eliminating ability according to the self-interference Handling capacity afterwards；

Second determination unit, for according to the self-interference eliminate after handling capacity and the self-interference eliminate before handle up Amount determines first difference.

With reference to first aspect any one of to the third possible embodiment of first aspect, the of first aspect In five kinds of possible embodiments, if the decision parameter, which is the communication equipment, carries out the SINR after self-interference elimination and progress Self-interference eliminate before SINR the second difference, then the elimination acquisition module, including：

Second acquisition unit, for obtaining the SINR before the communication equipment carries out self-interference elimination；

Second eliminates acquiring unit, and the training signal for being sent according to the sending module carries out self-interference elimination, obtains The self-interference of the communication equipment is taken to eliminate ability；

Third determination unit determines that the communication equipment carries out self-interference elimination for eliminating ability according to the self-interference SINR afterwards；

4th determination unit, it is true for the SINR after being eliminated according to the self-interference and the SINR before self-interference elimination Fixed second difference.

With reference to first aspect any one of to the third possible embodiment of first aspect, the of first aspect In six kinds of possible embodiments, the decision parameter is that the self-interference of the communication equipment eliminates ability, then the elimination obtains Modulus block, including：

Third eliminates acquiring unit, and carrying out self-interference specifically for the training signal transmitted by the sending module disappears It removes, the self-interference for obtaining the communication equipment eliminates ability.

In the 4th kind of possible embodiment with reference to first aspect to the 6th kind of possible embodiment of first aspect Any one, in the 7th kind of possible embodiment of first aspect, the communication equipment further includes：

Generation module, for determining whether that switching the communication sets according to the judging result in the determining handover module After standby current operating mode, model selection inquiry table is generated；Wherein, the model selection inquiry table is the communication equipment Self-interference eliminate ability and the to be switched operating mode of the communication equipment mapping table.

Second aspect, the embodiment of the present invention provide a kind of communication equipment, including transmitter, and the transmitter is used for institute It states communication equipment and sends training signal, the communication equipment further includes：

Processor obtains the communication equipment and is communicated with second for carrying out self-interference elimination according to the training signal Decision parameter when equipment communicates；Wherein, the communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, institute It states full-duplex communication pattern and supports the communication with frequency simultaneously；The decision parameter is to determine whether to switch for the communication equipment The parameter of the current operating mode of the communication equipment；And judge whether the decision parameter is more than decision threshold, judged As a result；Determined whether to switch the current operating mode of the communication equipment according to the judging result.

In conjunction with second aspect, in the first possible embodiment of second aspect, the processor is specifically used for root Determine whether to switch the current operating mode of the communication equipment according to the judging result, obtains the first definitive result；The hair Device is sent, is additionally operable to first definitive result that the processor obtains being sent to second communication equipment；It is then described logical Believe that equipment further includes：

Receiver, the second definitive result sent for receiving second communication equipment；Wherein, described second knot is determined Fruit includes the current operating mode of second communication equipment；

The then processor is additionally operable to determine whether to switch according to first definitive result and second definitive result The current operating mode of the communication equipment.

In conjunction with the first possible embodiment of second aspect, in second of possible embodiment of second aspect In, the processor, if being that the decision parameter is more than the decision threshold specifically for the judging result, it is determined that described First definitive result is the current operating mode of the switching communication equipment；If the judging result is that the decision parameter is little In the decision threshold, it is determined that first definitive result is not switch the current operating mode of the communication equipment.

In conjunction with second aspect, in the third possible embodiment of second aspect, the processor, if specifically for The judging result is that the decision parameter is more than the decision threshold, then switches the current operating mode of the communication equipment； If the judging result, which is the decision parameter, is not more than the decision threshold, the current work of the communication equipment is not switched Pattern.

In conjunction with any one of the third possible embodiment of second aspect to second aspect, the of second aspect In four kinds of possible embodiments, the decision parameter is that the communication equipment carries out the handling capacity after self-interference elimination and progress First difference of the handling capacity before self-interference elimination, then the processor, is specifically used for the acquisition communication equipment and do certainly Disturb the handling capacity before eliminating；Self-interference elimination is carried out according to the training signal that the transmitter is sent, obtains the communication equipment Self-interference eliminate ability；Ability, which is eliminated, according to the self-interference determines handling up after the communication equipment carries out self-interference elimination Amount；Handling capacity before handling capacity and the self-interference after being eliminated according to the self-interference are eliminated determines first difference.

In conjunction with any one of the third possible embodiment of second aspect to second aspect, the of second aspect In five kinds of possible embodiments, if the decision parameter, which is the communication equipment, carries out the SINR after self-interference elimination and progress The second difference of SINR before self-interference elimination, then the processor, is specifically used for obtaining the communication equipment progress self-interference SINR before elimination；Self-interference elimination is carried out according to the training signal that the transmitter is sent, obtains the communication equipment oneself Interfere elimination ability；The SINR after ability determines the communication equipment progress self-interference elimination is eliminated according to the self-interference；Root SINR before SINR and the self-interference after being eliminated according to the self-interference are eliminated determines second difference.

In conjunction with any one of the third possible embodiment of second aspect to second aspect, the of second aspect In six kinds of possible embodiments, the decision parameter is that the self-interference of the communication equipment eliminates ability, then the processor, Self-interference elimination is carried out specifically for the training signal transmitted by the sending module, obtains the certainly dry of the communication equipment Disturb elimination ability.

In the 4th kind of possible embodiment to the 6th kind of possible embodiment of second aspect in conjunction with second aspect Any one, in the 7th kind of possible embodiment of second aspect, the processor, be additionally operable to according to the judgement tie Fruit determines whether after switching the current operating mode of the communication equipment, generates model selection inquiry table；Wherein, the pattern Inquiry table is selected to eliminate the mapping of ability and the to be switched operating mode of the communication equipment for the self-interference of the communication equipment Relation table.

The third aspect, the embodiment of the present invention provide a kind of switching method of communication pattern, including：

First communication equipment carries out self-interference elimination according to the training signal itself sent, obtains logical with the second communication equipment Decision parameter when letter；Wherein, first communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, described Full-duplex communication pattern supports the communication with frequency simultaneously；The decision parameter is to determine whether to cut for first communication equipment Change the parameter of the current operating mode of the first communication equipment；

First communication equipment judges whether the decision parameter is more than decision threshold, obtains judging result；

First communication equipment determines whether to switch the current work of first communication equipment according to the judging result Operation mode.

In conjunction with the third aspect, in the first possible embodiment of the third aspect, first communication equipment according to The judging result determines whether to switch the current operating mode of first communication equipment, including：First communication equipment Determine whether that switching the current operating mode of first communication equipment obtains the first definitive result according to the judging result；Then The method further includes：

First definitive result is sent to second communication equipment by first communication equipment；

First communication equipment receives the second definitive result that second communication equipment is sent；Wherein, described second Definitive result includes the current operating mode of second communication equipment；

First communication equipment determines whether to switch institute according to first definitive result and second definitive result State the current operating mode of the first communication equipment.

In conjunction with the first possible embodiment of the third aspect, in second of possible embodiment of the third aspect In, first communication equipment determines whether to switch the current Working mould of first communication equipment according to the judging result Formula obtains the first definitive result, specifically includes：

If first judging result, which is the decision parameter, is more than the decision threshold, first definitive result is Switch the current operating mode of first communication equipment；

If first judging result, which is the decision parameter, is not more than the decision threshold, first definitive result Not switch the current operating mode of first communication equipment.

In conjunction with the third aspect, in the third possible embodiment of the third aspect, first communication equipment according to The judging result determines whether to switch the current operating mode of first communication equipment, including：

If the judging result, which is the decision parameter, is more than the decision threshold, first communication equipment switches institute State the current operating mode of the first communication equipment；

If the judging result, which is the decision parameter, is more than the decision threshold, first communication equipment does not switch The current operating mode of first communication equipment.

In conjunction with any one of the third possible embodiment of the third aspect to the third aspect, the of the third aspect In four kinds of possible embodiments, the decision parameter be first communication equipment carry out self-interference elimination after handling capacity with The first difference of the handling capacity before self-interference elimination is carried out, then training signal of first communication equipment transmitted by itself Self-interference elimination, acquisition and decision parameter when the second communication apparatus communication are carried out, including：

First communication equipment obtains first communication equipment and carries out the handling capacity before self-interference elimination；

Training signal of first communication equipment transmitted by itself carries out self-interference elimination, and it is logical to obtain described first Believe that the self-interference of equipment eliminates ability；

First communication equipment eliminates ability according to the self-interference and determines that first communication equipment carries out self-interference Handling capacity after elimination；

First communication equipment according to the self-interference eliminate after handling capacity and the self-interference eliminate before handle up Amount determines first difference.

In conjunction with any one of the third possible embodiment of the third aspect to the third aspect, the of the third aspect In five kinds of possible embodiments, if the decision parameter be first communication equipment carry out self-interference elimination after SINR with Carry out self-interference elimination before SINR the second difference, then training signal of first communication equipment transmitted by itself into Row self-interference is eliminated, acquisition and decision parameter when the second communication apparatus communication, including：

First communication equipment obtains first communication equipment and carries out the SINR before self-interference elimination；

First communication equipment eliminates ability according to the self-interference and determines that first communication equipment carries out self-interference SINR after elimination；

First communication equipment is true according to the SINR after self-interference elimination and the SINR before self-interference elimination Fixed second difference.

In conjunction with any one of the third possible embodiment of the third aspect to the third aspect, the of the third aspect In six kinds of possible embodiments, the decision parameter is that the self-interference of first communication equipment eliminates ability, then described the Training signal of one communication equipment transmitted by itself carries out self-interference elimination, obtains and sentencing when the second communication apparatus communication Certainly parameter, including：

Training signal of first communication equipment transmitted by itself carries out self-interference elimination, and it is logical to obtain described first Believe that the self-interference of equipment eliminates ability.

In the 4th kind of possible embodiment to the 6th kind of possible embodiment of the third aspect in conjunction with the third aspect Any one, in the 7th kind of possible embodiment of the third aspect, first communication equipment is according to the judging result Determine whether that switching the current operating mode of first communication equipment further includes later：

First communication equipment generates model selection inquiry table；Wherein, the model selection inquiry table is described first The self-interference of communication equipment eliminates the mapping table of ability and the to be switched operating mode of the first communication equipment.

The embodiment of the present invention provides a kind of switching method and communication equipment of communication pattern, by eliminate acquisition module according to Training signal transmitted by sending module eliminates the self-interference signal of communication equipment, and obtains the communication equipment and second Decision parameter when communication equipment is communicated；And judge whether the decision parameter is more than decision threshold by judgment module, it obtains Obtain judging result so that determine that handover module can determine whether to switch the current Working mould of communication equipment according to the judging result Formula, to meet the communication quality between the second communication equipment.Communication equipment provided in an embodiment of the present invention so that communication equipment And the second communication quality between communication equipment is guaranteed, and improves the stability of system communication.

Description of the drawings

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair Some bright embodiments for those of ordinary skill in the art without having to pay creative labor, can be with Obtain other attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram of communications device embodiments one provided by the invention；

Fig. 2 is the scene graph one that communication equipment provided by the invention is applicable in；

Fig. 3 is the scene graph two that communication equipment provided by the invention is applicable in；

Fig. 4 is the scene graph three that communication equipment provided by the invention is applicable in；

Fig. 5 is the structural schematic diagram of communications device embodiments two provided by the invention；

Fig. 6 is the structural schematic diagram of communications device embodiments three provided by the invention；

Fig. 7 is the schematic diagram of the RSSI of the UE with base station at different distances；

Fig. 8 is the structural schematic diagram of communications device embodiments four provided by the invention；

Fig. 9 is the structural schematic diagram of communications device embodiments five provided by the invention；

Figure 10 is the structural schematic diagram of communications device embodiments six provided by the invention；

Figure 11 is the structural schematic diagram of communications device embodiments seven provided by the invention；

Figure 12 is the structural schematic diagram of communications device embodiments eight provided by the invention；

Figure 13 is the structural schematic diagram of communications device embodiments nine provided by the invention；

Figure 14 is the structural schematic diagram of communications device embodiments ten provided by the invention；

Figure 15 is the structural schematic diagram of communications device embodiments 11 provided by the invention；

Figure 16 is the flow chart of the switching method embodiment one of communication pattern provided by the invention；

Figure 17 is the flow chart of the switching method embodiment two of communication pattern provided by the invention.

Specific implementation mode

In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.

Fig. 1 is the structural schematic diagram of communications device embodiments one provided by the invention.As shown in Figure 1, the communication equipment 10 Including：It eliminates acquisition module 11, judgment module 12, determine handover module 13 and sending module 14.Wherein, sending module 14 are used In sending training signal to communication equipment 10, acquisition module 11 is eliminated, for carrying out self-interference elimination according to the training signal, Obtain the decision parameter when communication equipment 10 and the second communication apparatus communication；Wherein, above-mentioned decision parameter is to be set for communicating Standby 10 determine whether to switch the parameter of the current operating mode of communication equipment 10；Judgment module 12, for judging that above-mentioned elimination obtains Whether the decision parameter that modulus block 11 obtains is more than decision threshold, obtains judging result；Determine handover module 13, for according to The judging result for stating the acquisition of judgment module 12 determines whether to switch the current operating mode of communication equipment 10.

Communication equipment 10 involved in the embodiment of the present invention can be user equipment（User Equipment, hereinafter referred to as UE）, can also be base station.When the communication equipment 10 is user equipment, then the second communication equipment can be base station；Work as communication When equipment 10 is base station, then the second communication equipment can be user equipment, specifically may refer to shown in Fig. 2 end-to-end （Point To Point, hereinafter referred to as P2P）The scene graph of full duplex system.Above-mentioned communication equipment 10 can also be user equipment Relay station between base station（Relay）, referring specifically to the scene of full duplex Relay shown in Fig. 3.Above-mentioned communication equipment 10 is also It can be the access point between two user equipmenies（Access Point, hereinafter referred to as AP）, raised in the same running time-frequency resource Uplink user and downlink user are spent, referring specifically to the scene of full duplex base station shown in Fig. 4.The embodiment of the present invention is to communication equipment 10 are not limited.It should be noted that communication equipment 10 in the embodiment of the present invention supports full-duplex communication pattern and non-complete Duplex communication mode, which supports to communicate with frequency simultaneously, and above-mentioned fragrant-flowered garlic full-duplex communication pattern can be Tdd mode can also be fdd mode.

In addition, the present embodiments relate to user equipment can be wireless terminal, wireless terminal can be directed to user The equipment for providing voice and/or data connectivity has the portable equipment of wireless connecting function or is connected to wireless-modulated solution Adjust other processing equipments of device.Wireless terminal can be through wireless access network（Radio Access Network, hereinafter referred to as RAN,）It is communicated with one or more core nets；Wireless terminal can be mobile terminal, such as mobile phone（Or it is " bee Nest " phone）, computer and machine type communication with mobile terminal（Machine Type Communication, it is simple below Claim MTC）Equipment, for example, it may be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, it Language and/or data are exchanged with wireless access network.For example, personal communication service（Personal Communication Service, hereinafter referred to as PCS）Phone, wireless phone, Session initiation Protocol（SIP）Phone, wireless local loop（WLL, Wireless Local Loop）It stands, personal digital assistant（PDA, Personal Digital Assistant）Etc. equipment.Nothing Line terminal is referred to as system, subscriber unit（Subscriber Unit）, subscriber station（Subscriber Station）, move Dynamic station（Mobile Station）, mobile station（Mobile）, distant station（Remote Station）, AP, remote terminal（Remote Terminal）, access terminal（Access Terminal）, user terminal（User Terminal）, user agent（User Agent）, user equipment（User Device）Or user equipment（User Equipment）.

The present embodiments relate to base station（For example, access point）Can refer to the accession in net in the air on interface by one The equipment of a or multiple sectors and wireless terminal communications.For example, base station can be the base station in GSM or CDMA（Base Transceiver Station, hereinafter referred to as BTS,）, can also be the base station in WCDMA（NodeB）, can also be in LTE Evolved base station（NodeB or eNB or e-NodeB, evolutional Node B）, the application do not limit.

Specifically, sending module 14 sends training signal to communication equipment 10（Training signal is that oneself issues oneself）, The effect of the training signal is to eliminate acquisition module 11 in alloing communication equipment 10 to eliminate self-interference signal.With communication For equipment 10 is UE, the transmitter of UE sends training signal A, eats dishes without rice or wine to be likely to become after processing by between base station There are a degree of deviations between B, A and B, but UE itself knows that the training signal sent is A, then UE can at this time To estimate channel circumstance according to the B received and the A itself sent（E.g.）.Then when UE sends C signal again, The receiver of UE knows that the self-interference signal that will receive itself transmission is justThen UE can be arranged one at this timeBy self-interference signalIt eliminates.And it is possible to by finally by self-interference signalThe journey of elimination Degree, the self-interference for obtaining UE eliminate ability.

After elimination acquisition module 11 makes an uproar the self-interference signal elimination of communication equipment 10 to the bottom of receiver（Ideal shape Under state）, the decision parameter when communication equipment 10 is communicated with the second communication equipment can be obtained accordingly.The judgement parameter is used Determine whether to switch the parameter of itself current operating mode in communication equipment 10, i.e. communication equipment can be according to the decision parameter Direct or indirect knows whether to need the current operating mode of switching communication equipment 10, to meet the requirement of communication quality.Example Such as：The decision parameter can be compared with 10 preset communication quality threshold value of communication equipment, or this can also sentenced Certainly parameter is as indirect criterion.

Later, judgment module 12 judges whether the decision parameter is more than decision threshold, and obtains judging result, the decision gate Limit can be the switching condition or handoff parameter for the operating mode that communication equipment 10 is arranged.Determine handover module 13 according to judging mould The judging result that block 12 is obtained determines whether to switch the current operating mode of communication equipment 10, to ensure communication equipment and second Communication quality between communication equipment.Optionally, determine that handover module 13 directly can determine whether to cut according to the judging result Change the current operating mode of communication equipment 10（It can be adapted for shown in scene and Fig. 4 of above-mentioned full duplex Relay shown in Fig. 3 Full duplex base station scene）；It can also indirectly be determined whether to switch the current work of communication equipment 10 according to the judging result Operation mode, such as certain can be coordinated according to the judging result and with the relevant parameter of 10 current operation mode of communication equipment To determine whether the operating mode that switching communication equipment 10 is current（It can be adapted for the field of above-mentioned full duplex system shown in Fig. 2 Scape）.

Communication equipment provided in an embodiment of the present invention is believed by eliminating training of the acquisition module transmitted by sending module Number the self-interference signal of communication equipment is eliminated, and obtains the communication equipment and sentencing when the second communication equipment is communicated Certainly parameter；And judge whether the decision parameter is more than decision threshold by judgment module, obtain judging result so that determine switching Module can determine whether to switch the current operating mode of communication equipment according to the judging result, to meet and the second communication equipment Between communication quality.Communication equipment provided in an embodiment of the present invention so that logical between communication equipment and the second communication equipment Letter quality is guaranteed, and improves the stability of system communication.

Fig. 5 is the structural schematic diagram of communications device embodiments two provided by the invention.The method that the present embodiment is related to is applicable in In the scene of above-mentioned full duplex system shown in Fig. 2.Above-mentioned determining handover module 13 is specifically used for being obtained according to judgment module 12 Judging result determine whether to switch the current operating mode of communication equipment 10, obtain the first definitive result；Sending module 14, also For that will determine that the first definitive result that handover module 13 obtains is sent to the second communication equipment.Therefore, in above-described embodiment one On the basis of, above-mentioned communication equipment further includes：Receiving module 15, second for receiving the transmission of the second communication equipment determines knot Fruit；Wherein, which includes the current operating mode of the second communication equipment；Then above-mentioned determining handover module 13, also For being determined whether to switch the current operating mode of communication equipment 10 according to the first definitive result and the second definitive result.

It is initial logical with second in a half duplex mode that the communication equipment 10 that the present embodiment is related to can be adapted for communication equipment 10 The scene that letter equipment is communicated.

Specifically, above-mentioned determining handover module 13 determines whether switching communication according to the judging result that judgment module 12 obtains The current operating mode of equipment 10, obtain the first definitive result, first definitive result can be switching current operation mode or Continue to keep current operating mode.Such as：If the current operating mode of communication equipment 10 is semiduplex mode, when determination is cut Mold changing block 13 knows that current communication environment can meet full-duplex mode communication according to judging result, then is filled in order to be promoted Point using running time-frequency resource and handling capacity is promoted, determine the first definitive result determined by handover module 13 be by communication equipment 10 from Semiduplex mode is switched to full-duplex mode communication.It should be noted that determining that handover module 13 only determines first here The content of definitive result is switched over there is no the operating mode current to communication equipment 10.

First definitive result is sent to the second communication equipment communicated with communication equipment 10 by sending module 14；It receives Module 15 receives the second definitive result that the second communication equipment is sent, and knows current second communication according to second definitive result The operating mode of equipment, it is determined that the second definitive result that handover module 13 can be received according to receiving module 15 and predetermined First definitive result determines whether to switch the current operating mode of communication equipment 10.Such as：If above-mentioned first definitive result is will Communication equipment 10 is switched to full-duplex mode communication from semiduplex mode, but receiving module 15 is determined according to second received As a result know that the current operating mode of the second communication equipment is semiduplex mode, it is determined that handover module 13 is true according to above-mentioned first Determine result and the determination of the second definitive result does not switch the current operating mode of communication equipment 10, continues to keep semiduplex mode logical Letter；If receiving module 15 knows that the current operating mode of the second communication equipment is full duplex according to the second definitive result received Pattern, it is determined that handover module 13 determines that communication equipment 10 is current according to above-mentioned first definitive result and the second definitive result Operating mode is switched to full-duplex mode.If above-mentioned first definitive result is not switch the current operating mode of communication equipment 10, Even if then receiving module 15 knows that the current operating mode of the second communication equipment is complete double according to the second definitive result received Work pattern determines that handover module 13 will not switch the current operating mode of communication equipment 10, but communication equipment 10 is made to continue Semiduplex mode communication is kept, and the second communication equipment can also switch to semiduplex mode at this time, ensures between the two lead to Believe quality.As long as that is, there are one semiduplex mode communication is to maintain in the first definitive result and the second definitive result, then Communication equipment 10 and the second communication equipment are intended to be communicated in a half duplex mode simultaneously.

Optionally, above-mentioned first definitive result and the second definitive result can be the formats of signaling message, can also be biography The format of the information bit of defeated frame does not do this form embodiment of the present invention of the first definitive result and the second definitive result Limitation.

Communication equipment provided in an embodiment of the present invention is believed by eliminating training of the acquisition module transmitted by sending module Number the self-interference signal of communication equipment is eliminated, and obtains the communication equipment and sentencing when the second communication equipment is communicated Certainly parameter；And judge whether the decision parameter is more than decision threshold by judgment module, obtain judging result so that determine switching Module can determine whether to switch the current operating mode of communication equipment, the first definitive result of acquisition according to the judging result；Most The first definitive result is sent to by the second communication equipment by sending module afterwards, so that the second communication equipment, which sends second, determines knot Fruit makes handover module determine whether switching communication according to above-mentioned first definitive result and the second definitive result to receiving module The current operating mode of equipment, to meet the communication quality between the second communication equipment.Communication provided in an embodiment of the present invention Equipment so that the communication quality between communication equipment and the second communication equipment is guaranteed, and improves the stability of system communication.

Fig. 6 is the structural schematic diagram of communications device embodiments three provided by the invention.The decision parameter that the present embodiment is related to The first difference of the handling capacity before self-interference elimination and the handling capacity after progress self-interference elimination is carried out for communication equipment 10.This reality Apply the scene that the communication equipment 10 that example is related to is suitable for above-mentioned full duplex system shown in Fig. 2.In above-mentioned embodiment illustrated in fig. 5 On the basis of, further, above-mentioned elimination acquisition module 11 specifically includes：First acquisition unit 111, for obtaining the communication Equipment 10 carries out the handling capacity before self-interference elimination；First eliminates acquiring unit 112, for being sent according to the sending module 14 Training signal carry out self-interference elimination, obtain the communication equipment 10 self-interference eliminate ability；First determination unit 113, For eliminating the handling capacity after ability determines the progress self-interference elimination of the communication equipment 10 according to the self-interference；Second determines Unit 114, for after being eliminated according to the self-interference handling capacity and the self-interference eliminate before handling capacity determine described the One difference.

Specifically, communication equipment 10 accesses the second communication equipment in a half duplex mode before carrying out self-interference elimination, it should be partly Dual-mode can be frequency division duplex（Frequency Division Duplexing, hereinafter referred to as FDD）, can also be the time-division Duplex（Time Division Duplexing, hereinafter referred to as TDD）.Communication equipment 10 is obtained from by first acquisition unit 111 Body carries out the handling capacity before self-interference（Obtain the handling capacity under semiduplex mode）；Optionally, communication equipment 10 can be passed through Current received signal strength（Received Signal Strength Indication, hereinafter referred to as RSSI）With signal with Interference plus noise ratio（Signal to Interference plus Noise Ratio, hereinafter referred to as SINR）Determine that communication is set The noise power of standby 10 cells being currently located（The noise power of other parameter Estimation cells can also be used）, made an uproar according to this Acoustical power determines the handling capacity before 10 self-interference of communication equipment.Then, first acquiring unit 112 is eliminated using the hair of sending module 14 The training signal sent carries out self-interference elimination, and the self-interference to obtain communication equipment 10 eliminates ability（Carry out self-interference elimination Process and acquisition self-interference eliminate ability and may refer to institute's illustrated example in embodiment one）.Later, the first determination unit 113 The handling capacity after ability determines the progress self-interference elimination of communication equipment 10 is eliminated according to above-mentioned self-interference（Obtain under full-duplex mode Handling capacity）.It should be noted that difference of the communication equipment 10 with distance between the second communication equipment, the communication are set Standby 10 RSSI can also change, correspondingly, different RSSI, which corresponds to different self-interferences, eliminates ability, and then correspond to different gulp down The amount of spitting.It specifically may refer to shown in Fig. 7, be UE with communication equipment 10, the second communication equipment is for base station, it is assumed that the hair of base station It is 30dBm to penetrate power, with UE between base station at a distance from constantly increase, the RSSI of UE declines successively, and the self-interference of UE eliminates energy Power declines, and with base station communication when corresponding handling capacity（Here handling capacity can be by coded modulation scheme MCS and data transmission Rate codetermines）Also just decline therewith.

Later, handling up before the self-interference elimination that the second determination unit 114 can be obtained according to above-mentioned first acquisition unit 111 Handling capacity after the self-interference that amount and the first determination unit 113 determine is eliminated determines the first difference, i.e., after being eliminated by self-interference Handling capacity subtract self-interference eliminate before handling capacity obtain the first difference.Further, above-mentioned judgment module 12 is by above-mentioned One difference is compared with decision threshold, obtains judging result.When judging result is that the first difference is more than decision threshold, then really Determine handover module 13 and determines that the first definitive result is to switch the current operating mode of communication equipment 10；When judging result is first poor When value is no more than decision threshold, it is determined that handover module 13 determines that the first definitive result is not switch the current work of communication equipment 10 Operation mode.It should be noted that determining that handover module 13 is the content that the first definitive result is determined here, there is no to logical The current operating mode of letter equipment 10 switches over.

Later, above-mentioned first definitive result is sent to the second communication equipment by sending module 14, and receiving module 15 receives the The second definitive result that two communication equipments are sent, and know according to second definitive result Working mould of current second communication equipment Formula, it is determined that handover module 13 determines whether that switching communication equipment 10 works as according to above-mentioned first definitive result and the second definitive result Preceding operating mode.Such as：If above-mentioned first definitive result is that communication equipment 10 is switched to full duplex mould from semiduplex mode Formula communicates, but receiving module 15 knows that the current operating mode of the second communication equipment is according to the second definitive result received Semiduplex mode, it is determined that handover module 13 does not switch communication and set according to above-mentioned first definitive result and the determination of the second definitive result Standby 10 current operating modes continue to keep semiduplex mode communication；If receiving module 15 is determined according to second received and is tied Fruit knows that the current operating mode of the second communication equipment is full-duplex mode, it is determined that handover module 13 is determined according to above-mentioned first As a result it is determined with the second definitive result and the current operating mode of communication equipment 10 is switched to full-duplex mode.If above-mentioned first really It is not switch the current operating mode of communication equipment 10 to determine result, even if then receiving module 15 determines knot according to second received Fruit knows that the current operating mode of the second communication equipment is full-duplex mode, determines that handover module 13 will not switch communication equipment 10 current operating modes, but communication equipment 10 is made to continue to keep semiduplex mode communication, and the second communication equipment at this time Also semiduplex mode can be switched to, ensures communication quality between the two.That is, as long as the first definitive result and second is really Determine there are one semiduplex mode communication is to maintain in result, then communication equipment 10 and the second communication equipment are intended to simultaneously with half-duplex Pattern is communicated.

Communication equipment provided in an embodiment of the present invention is believed by eliminating training of the acquisition module transmitted by sending module Number the self-interference signal of communication equipment is eliminated, and obtains handling capacity and self-interference after the communication equipment self-interference is eliminated First difference of the handling capacity after elimination；And judge whether first difference is more than decision threshold by judgment module, sentenced Disconnected result so that determine that handover module can determine whether to switch the current operating mode of communication equipment according to the judging result, Obtain the first definitive result；The first definitive result is sent to the second communication equipment finally by sending module, so that second is logical Believe that equipment sends the second definitive result to receiving module, and to determine handover module according to above-mentioned first definitive result and second Definitive result determines whether to switch the current operating mode of communication equipment, to meet the communication matter between the second communication equipment Amount.Communication equipment provided in an embodiment of the present invention so that the communication quality between communication equipment and the second communication equipment is protected Card, improves the stability of system communication.

Fig. 8 is the structural schematic diagram of communications device embodiments four provided by the invention.The decision parameter that the present embodiment is related to The second difference of the SINR after self-interference elimination and the SINR before progress self-interference elimination are carried out for communication equipment 10.In above-mentioned figure On the basis of 5 illustrated embodiments, further, above-mentioned elimination acquisition module 11 may include：Second acquisition unit 115, is used for It obtains communication equipment 10 and carries out the SINR before self-interference elimination；Second eliminates acquiring unit 116, for being sent out according to sending module 14 The training signal sent carries out self-interference elimination, and the self-interference for obtaining communication equipment 10 eliminates ability；Third determination unit 117 is used SINR after eliminating ability according to above-mentioned self-interference and determining that communication equipment 10 carries out self-interference elimination；4th determination unit 118, Second difference is determined for the SINR after being eliminated according to above-mentioned self-interference and the SINR before self-interference elimination.

Specifically, communication equipment 10 accesses the second communication equipment in a half duplex mode before carrying out self-interference elimination, it should be partly Dual-mode can be FDD, can also be TDD.Communication equipment 10 obtains itself by second acquisition unit 115 and carries out self-interference Preceding SINR（Obtain the SINR under semiduplex mode）.Then, second acquiring unit 116 is eliminated using the transmission of sending module 14 Training signal carry out self-interference elimination, with obtain communication equipment 10 self-interference eliminate ability（Carry out the mistake of self-interference elimination Journey and acquisition self-interference eliminate ability and may refer to institute's illustrated example in embodiment one）.Later, 117 basis of third determination unit Above-mentioned self-interference eliminates ability and determines that communication equipment 10 carries out the SINR after self-interference elimination（Obtain under full-duplex mode SINR）.It should be noted that difference of the communication equipment 10 with distance between the second communication equipment, the communication equipment 10 RSSI can also change, and then corresponding different SINR specifically may refer to shown in Fig. 7.It is UE with communication equipment 10, second is logical Believe equipment be base station for, it is assumed that the transmission power of base station be 30dBm, with UE between base station at a distance from constantly increase, UE's RSSI declines successively, and the self-interference of UE is eliminated ability and declined, and with base station communication when corresponding SINR also just declines therewith.

Later, the SINR after the 4th determination unit 118 can be eliminated according to the self-interference that above-mentioned third acquiring unit 117 obtains SINR before being eliminated with the self-interference that third determination unit 117 determines determines the second difference, i.e., after being eliminated by self-interference SINR subtracts the SINR before self-interference is eliminated and obtains the second difference.Further, above-mentioned judgment module 12 is by above-mentioned second difference It is compared with decision threshold, obtains judging result.When judging result is that the second difference is more than decision threshold, it is determined that switching Module 13 determines that the first definitive result is to switch the current operating mode of communication equipment 10；When judging result is that the first difference is little When decision threshold, it is determined that handover module 13 determines that the first definitive result is not switch the current Working mould of communication equipment 10 Formula.It should be noted that determining that handover module 13 is the content that the first definitive result is determined here, there is no set to communication Standby 10 current operating modes switch over.

Later, above-mentioned first definitive result is sent to the second communication equipment by sending module 14, and receiving module 15 receives the The second definitive result that two communication equipments are sent, and know according to second definitive result Working mould of current second communication equipment Formula determines that handover module 13 determines whether to switch communication equipment 10 currently according to above-mentioned first definitive result and the second definitive result Operating mode.Such as：Such as：If above-mentioned first definitive result is that communication equipment 10 is switched to full duplex from semiduplex mode Pattern communication, but receiving module 15 knows the current operating mode of the second communication equipment according to the second definitive result received For semiduplex mode, it is determined that handover module 13 does not switch communication according to above-mentioned first definitive result and the determination of the second definitive result The current operating mode of equipment 10 continues to keep semiduplex mode communication；If receiving module 15 is determined according to second received As a result know that the current operating mode of the second communication equipment is full-duplex mode, it is determined that handover module 13 is true according to above-mentioned first Determine result and the second definitive result determines the current operating mode of communication equipment 10 being switched to full-duplex mode.If above-mentioned first Definitive result is not switch the current operating mode of communication equipment 10, even if then receiving module 15 is determined according to second received As a result know that the current operating mode of the second communication equipment is full-duplex mode, determine that handover module 13 will not switch communication and set Standby 10 current operating modes, but communication equipment 10 is made to continue to keep semiduplex mode communication, and the second communication is set at this time It is standby also to switch to semiduplex mode, ensure communication quality between the two.As long as that is, the first definitive result and second There are one semiduplex mode communication is to maintain in definitive result, then communication equipment 10 and the second communication equipment are intended to simultaneously with half pair Work pattern is communicated.

Communication equipment provided in an embodiment of the present invention is believed by eliminating training of the acquisition module transmitted by sending module Number the self-interference signal of communication equipment is eliminated, and obtains the SINR after the communication equipment self-interference is eliminated and self-interference disappears Second difference of the handling capacity before removing；And judge whether second difference is more than decision threshold by judgment module, judged As a result so that determine that handover module can determine whether to switch the current operating mode of communication equipment according to the judging result, obtain Obtain the first definitive result；The first definitive result is sent to the second communication equipment finally by sending module, so that the second communication Equipment sends the second definitive result to receiving module, and to determine handover module according to above-mentioned first definitive result and second really Determine result to determine whether to switch the current operating mode of communication equipment, to meet the communication quality between the second communication equipment. Communication equipment provided in an embodiment of the present invention so that the communication quality between communication equipment and the second communication equipment is guaranteed, Improve the stability of system communication.

Fig. 9 is the structural schematic diagram of communications device embodiments five provided by the invention.The decision parameter that the present embodiment is related to Ability is eliminated for the self-interference of communication equipment.On the basis of above-mentioned embodiment illustrated in fig. 5, further, above-mentioned elimination obtains Module 11 may include：Third eliminates acquiring unit 119, and the training signal for being sent according to sending module 14 carries out self-interference It eliminates, the self-interference for obtaining communication equipment 10 eliminates ability.

It is initial logical with second in a half duplex mode that the communication equipment 10 that the present embodiment is related to can be adapted for communication equipment 10 The scene that letter equipment is communicated is readily applicable to communication equipment 10 and is initially carried out in the full-duplex mode with the second communication equipment The scene of communication.But either which of both scenes scene, communication equipment 10 can be eliminated by third and be obtained Unit 119 is taken to carry out self-interference elimination, the self-interference to obtain communication equipment 10 eliminates ability.

The self-interference that third elimination acquiring unit 119 obtains is eliminated ability and compared with decision threshold by judgment module 12 Compared with acquisition judging result.When judging result is that self-interference eliminates ability more than decision threshold, it is determined that handover module 13 determines First definitive result is to switch the current operating mode of communication equipment 10；Sentence when judging result is not more than for self-interference elimination ability Certainly when thresholding, it is determined that handover module 13 determines that the first definitive result is not switch the current operating mode of communication equipment 10.It needs It is noted that determining that handover module 13 is the content that the first definitive result is determined here, there is no to communication equipment 10 Current operating mode switches over.

Later, above-mentioned first definitive result is sent to the second communication equipment by sending module 14, and receiving module 15 receives the The second definitive result that two communication equipments are sent, and know according to second definitive result Working mould of current second communication equipment Formula determines that handover module 13 determines whether to switch communication equipment 10 currently according to above-mentioned first definitive result and the second definitive result Operating mode.

This sentences two kinds of scenes in the present embodiment and is illustrated respectively：

The first：The scene that communication equipment 10 is initially communicated with the second communication equipment in a half duplex mode.If above-mentioned First definitive result communicates for communication equipment 10 is switched to full-duplex mode from semiduplex mode, but 15 basis of receiving module The second definitive result received knows that the current operating mode of the second communication equipment is semiduplex mode, it is determined that handover module 13 do not switch the current operating mode of communication equipment 10 according to the first definitive result and the determination of the second definitive result, continue to keep half Dual-mode communication；If receiving module 15 knows the current Working mould of the second communication equipment according to the second definitive result received Formula is full-duplex mode, it is determined that handover module 13 is determined according to second definitive result by the current Working mould of communication equipment 10 Formula is switched to full-duplex mode.If above-mentioned first definitive result is not switch the current operating mode of communication equipment 10, even if Receiving module 15 knows that the current operating mode of the second communication equipment is full-duplex mode according to the second definitive result received, It determines that handover module 13 will not switch the current operating mode of communication equipment 10, but communication equipment 10 is made to continue to be kept for half pair Work pattern communication, and the second communication equipment can also switch to semiduplex mode at this time, ensure communication quality between the two.

Second：The scene that communication equipment 10 is initially communicated with the second communication equipment in the full-duplex mode.If above-mentioned First definitive result is not switch the current operating mode communication of communication equipment 10, but receiving module 15 is according to the received Two definitive results know that the current operating mode of the second communication equipment is semiduplex mode, it is determined that handover module 13 is according to above-mentioned It is semiduplex mode that first definitive result and the second definitive result, which switch the current operating mode of communication equipment 10,；Above-mentioned first really Determine result be switch communication equipment 10 it is current operating mode communication be semiduplex mode, even if then receiving module 15 is according to reception To the second definitive result know the current operating mode of the second communication equipment be full-duplex mode, determine that handover module 13 also can The current operating mode of communication equipment is switched to semiduplex mode.

As long as being communicated that is, being to maintain semiduplex mode there are one in the first definitive result and the second definitive result, Then communication equipment 10 and the second communication equipment are intended to be communicated in a half duplex mode simultaneously.

Communication equipment provided in an embodiment of the present invention is believed by eliminating training of the acquisition module transmitted by sending module Number the self-interference signal of communication equipment is eliminated, and obtains the communication equipment self-interference and eliminate ability；And by judging mould Block judges that the self-interference eliminates whether ability is more than decision threshold, obtains judging result so that determine that handover module can basis The judging result determines whether to switch the current operating mode of communication equipment, the first definitive result of acquisition；Finally by transmission mould First definitive result is sent to the second communication equipment by block, so that the second communication equipment sends the second definitive result and gives reception mould Block, and it is current so as to determine that handover module according to the first definitive result and the second definitive result determines whether to switch communication equipment Operating mode, to meet the communication quality between the second communication equipment.Communication equipment provided in an embodiment of the present invention so that logical Communication quality between letter equipment and the second communication equipment is guaranteed, and improves the stability of system communication.

Figure 10 is the structural schematic diagram of communications device embodiments six provided by the invention.The communication equipment that the present embodiment is related to 10 are suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.The decision parameter that the present embodiment is related to is that the progress of communication equipment 10 self-interference disappears First difference of handling capacity and the handling capacity after progress self-interference elimination before removing.On the basis of above-mentioned embodiment illustrated in fig. 1, Further, above-mentioned elimination acquisition module 11, specifically includes：First acquisition unit 111, for obtain the communication equipment 10 into Handling capacity before the elimination of row self-interference；First eliminates acquiring unit 112, and the training for being sent according to the sending module 14 is believed Number carry out self-interference elimination, obtain the communication equipment 10 self-interference eliminate ability；First determination unit 113 is used for basis The self-interference eliminates ability and determines that the communication equipment 10 carries out the handling capacity after self-interference elimination；Second determination unit 114, First difference is determined for the handling capacity after being eliminated according to the self-interference and the handling capacity before self-interference elimination.

The process that the first difference of acquisition of acquisition module 11 is eliminated in the present embodiment may refer to the mistake in above-described embodiment three Journey, details are not described herein for the present embodiment.

When above-mentioned elimination acquisition module 11 obtain the first difference after, above-mentioned judgment module 12 by above-mentioned first difference with sentence Certainly thresholding is compared, and obtains judging result.When judging result is that the first difference is more than decision threshold, it is determined that handover module The current operating mode of 13 switching communication equipments 10；When judging result is that the first difference is not more than decision threshold, it is determined that cut Mold changing block 13 does not switch the current operating mode of communication equipment 10.

Figure 11 is the structural schematic diagram of communications device embodiments seven provided by the invention.The communication equipment that the present embodiment is related to 10 are suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.The decision parameter that the present embodiment is related to is that the progress of communication equipment 10 self-interference disappears The second difference of SINR and the SINR before progress self-interference elimination after removing.On the basis of above-mentioned embodiment illustrated in fig. 1, into one Step ground, above-mentioned elimination acquisition module 11 may include：Second acquisition unit 115 carries out self-interference for obtaining communication equipment 10 SINR before elimination；Second eliminates acquiring unit 116, and the training signal for being sent according to sending module 14 carries out self-interference and disappears It removes, the self-interference for obtaining communication equipment 10 eliminates ability；Third determination unit 117, for eliminating ability according to above-mentioned self-interference Determine that communication equipment 10 carries out the SINR after self-interference elimination；4th determination unit 118, after being eliminated according to above-mentioned self-interference SINR and self-interference eliminate before SINR determine second difference.

The process that the second difference of acquisition of acquisition module 11 is eliminated in the present embodiment may refer to the mistake in above-described embodiment four Journey, details are not described herein for the present embodiment.

When above-mentioned elimination acquisition module 11 obtain the second difference after, above-mentioned judgment module 12 by above-mentioned first difference with sentence Certainly thresholding is compared, and obtains judging result.When judging result is that the second difference is more than decision threshold, it is determined that handover module 13 directly switch the current operating mode of communication equipment 10；When judging result is that the second difference is not more than decision threshold, then really Determine handover module 13 and does not switch the current operating mode of communication equipment 10.

Figure 12 is the structural schematic diagram of communications device embodiments eight provided by the invention.The communication equipment that the present embodiment is related to 10 are suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.The decision parameter that the present embodiment is related to is that the self-interference of communication equipment eliminates energy Power.On the basis of above-mentioned embodiment illustrated in fig. 1, further, above-mentioned elimination acquisition module 11 may include：Third elimination obtains Unit 119 is taken, the training signal for being sent according to sending module 14 carries out self-interference elimination, obtains the certainly dry of communication equipment 10 Disturb elimination ability.

The self-interference that third elimination acquiring unit 119 obtains is eliminated ability and compared with decision threshold by judgment module 12 Compared with acquisition judging result.When judging result is that self-interference eliminates ability more than decision threshold, it is determined that handover module 13 is direct Switch the current operating mode of communication equipment 10；When judging result is that self-interference eliminates ability no more than decision threshold, then really Determine handover module 13 and does not switch the current operating mode of communication equipment 10.

Figure 13 is the structural schematic diagram of communications device embodiments nine provided by the invention.In above-described embodiment one to embodiment On the basis of eight, above-mentioned communication equipment 10 can also include generation module 16, in above-mentioned 13 basis of determining handover module The judging result determines whether after switching the current operating mode of the communication equipment 10, generates model selection inquiry table； Wherein, which is that the self-interference of the communication equipment 10 eliminates ability and the to be switched work of the communication equipment The mapping table of operation mode.

It should be noted that the generation module 16 in communication equipment 10 shown in Figure 13 can be located at Fig. 5 to Figure 12 institutes The embodiment shown.The present embodiment only illustrates so that generation module 16 is positioned at Figure 12 as an example.

Specifically, after above-mentioned determining handover module 13 determines whether to switch the current operating mode of communication equipment 10, The self-interference that generation module 16 will eliminate the acquisition of acquisition module 11 eliminates ability and the to be switched operating mode of communication equipment is built Vertical correspondence, generates model selection inquiry table.Therefore, in communication equipment 10 next time of progress self-interference elimination, it is only necessary to disappear Ability is eliminated except acquisition module 11 gets self-interference, determines that handover module 13 can be inquired by the model selection inquiry table The to be switched operating mode of the corresponding communication equipment of ability is eliminated to the self-interference, to execute subsequent operation, so that Judgment module 12, which does not have to execute again, judges operation, reduces the resource overhead of communication equipment 10.

Further, in order to avoid happening suddenly the case where, eliminates self-interference the influence of ability, as possible so that signaling or mistake Code check requires high business to be transmitted using the high semiduplex mode of robustness, other business are transmitted using full-duplex mode, to carry The handling capacity of high system.Such as：By signaling or service quality（Quality of Service, hereinafter referred to as QoS）It is required that high Business using semiduplex mode transmit, remaining business use full duplex mode.

Communication equipment provided in an embodiment of the present invention, generation module are eliminated according to the self-interference that acquisition module is obtained is eliminated Ability and the to be switched operating mode establishment model of communication equipment select inquiry table so that communication equipment carries out self-interference and disappear next time Except when, can according to self-interference eliminate ability directly inquire the model selection inquiry table to know the first definitive result, to hold The subsequent operation of row so that judgment module, which does not have to execute again, judges operation, reduces the resource overhead of communication equipment.

Figure 14 is the structural schematic diagram of communications device embodiments ten provided by the invention.As shown in figure 14, the communication equipment 10 include：Transmitter 20 and processor 21.Wherein, transmitter 20, for sending training signal to the communication equipment 10；Processing Device 21 obtains communication equipment 10 and when the second communication apparatus communication for carrying out self-interference elimination according to the training signal Decision parameter；Wherein, the communication equipment 10 supports full-duplex communication pattern and non-full-duplex communication pattern, the full-duplex communication Pattern supports the communication with frequency simultaneously；Above-mentioned decision parameter is to determine whether that switching the communication sets for the communication equipment 10 The parameter of standby current operating mode；And judge whether the decision parameter is more than decision threshold, obtain judging result；According to institute Judging result is stated to determine whether to switch the current operating mode of the communication equipment.

Communication equipment 10 involved in the embodiment of the present invention can be UE, can also be base station.When the communication equipment 10 For user equipment when, then the second communication equipment can be base station；When communication equipment 10 is base station, then the second communication equipment can be with For user equipment, the scene graph of P2P full duplex systems shown in Fig. 2 specifically may refer to.Above-mentioned communication equipment 10 can be with Relay station between user equipment and base station, referring specifically to the scene of full duplex Relay shown in Fig. 3.Above-mentioned communication equipment 10 can also be the AP between two user equipmenies, uplink user and downlink user be dispatched on the same running time-frequency resource, specifically The scene of full duplex base station shown in Figure 4.The embodiment of the present invention is not limited communication equipment 10.It needs to illustrate It is that the communication equipment 10 in the embodiment of the present invention supports full-duplex communication pattern and non-full-duplex communication pattern, the full duplex logical Letter pattern is supported to communicate with frequency simultaneously, and above-mentioned non-full-duplex communication pattern can be tdd mode, can also be fdd mode.

Specifically, transmitter 20 sends training signal to communication equipment 10（Training signal is that oneself issues oneself）, should The effect of training signal is that processor 21 eliminates self-interference signal in alloing communication equipment 10.It is with communication equipment 10 For UE, the transmitter of UE sends training signal A, by between base station eat dishes without rice or wine processing after be likely to become B, A and B it Between there are a degree of deviation, but UE itself knows that the training signal sent is A, then UE can be according to connecing at this time The B received and the A itself sent estimate channel circumstance（E.g.）.Then when UE sends C signal again, the reception of UE Machine knows that the self-interference signal that will receive itself transmission is justThen UE can be arranged one at this time By self-interference signalIt eliminates.And it is possible to by finally by self-interference signalThe degree of elimination, obtains UE's Self-interference eliminates ability.

After processor 21 makes an uproar the self-interference signal elimination of communication equipment 10 to the bottom of receiver（Ideally）, The decision parameter when communication equipment 10 is communicated with the second communication equipment can be obtained accordingly.The judgement parameter is for communicating Equipment 10 determines whether to switch the parameter of itself current operating mode, i.e., communication equipment can according to the decision parameter directly or It indirectly knows whether to need to switch the current operating mode of communication equipment 10, to meet the requirement of communication quality.Such as：It can be with The decision parameter is compared with 10 preset communication quality threshold value of communication equipment, or the decision parameter can also be made For indirect criterion.

Later, processor 21 judges whether the decision parameter is more than decision threshold, and obtains judging result, the decision threshold Can be the switching condition or handoff parameter of the operating mode that communication equipment 10 is arranged.Processor 21 is according to the judgement knot obtained Fruit determines whether to switch the current operating mode of communication equipment 10, to ensure the communication between communication equipment and the second communication equipment Quality.Optionally, processor 21 can directly determine whether to switch the current Working mould of communication equipment 10 according to the judging result Formula（It can be adapted for the scene of the scene and full duplex base station shown in Fig. 4 of above-mentioned full duplex Relay shown in Fig. 3）；May be used also Indirectly to determine whether to switch the current operating mode of communication equipment 10 according to the judging result, such as can be according to the judgement As a result coordinated to determine whether switching communication equipment 10 with the relevant parameter of 10 current operation mode of communication equipment with certain Current operating mode（It can be adapted for the scene of above-mentioned full duplex system shown in Fig. 2）.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and obtains the communication equipment and decision parameter when the second communication equipment is communicated； And judge whether the decision parameter is more than decision threshold, obtain judging result so that processor can be true according to the judging result It is fixed whether to switch the current operating mode of communication equipment, to meet the communication quality between the second communication equipment.The present invention is real Apply the communication equipment of example offer so that the communication quality between communication equipment and the second communication equipment is guaranteed, and improves and is The stability of system communication.

Figure 15 is the structural schematic diagram of communications device embodiments 11 provided by the invention.The method that the present embodiment is related to is suitable Scene for above-mentioned full duplex system shown in Fig. 2.Above-mentioned processor 21 is specifically used for true according to the judging result obtained It is fixed whether to switch the current operating mode of communication equipment 10, obtain the first definitive result；Then above-mentioned transmitter 20 is additionally operable to locate The first definitive result that reason device 21 obtains is sent to the second communication equipment.Therefore, the basis of the embodiment shown in above-mentioned Figure 14 On, above-mentioned communication equipment 10 further includes：Receiver 22, the second definitive result for receiving the transmission of the second communication equipment；Wherein, Second definitive result includes the current operating mode of the second communication equipment；Then processor 21 are additionally operable to determine according to first and tie Fruit and the second definitive result determine whether to switch the current operating mode of communication equipment 10.

Specifically, above-mentioned processor 21 determines whether to switch the current work of communication equipment 10 according to the judging result obtained Operation mode, obtains the first definitive result, which can be switching current operation mode or continue to keep current Operating mode.Such as：If the current operating mode of communication equipment 10 is semiduplex mode, when processor 21 is according to judging result Know that current communication environment can meet full-duplex mode communication, then makes full use of running time-frequency resource in order to be promoted and promoted Handling capacity, the first definitive result determined by processor 21 are that communication equipment 10 is switched to full-duplex mode from semiduplex mode Communication.It should be noted that processor 21 is the content that the first definitive result is determined here, there is no to communication equipment 10 Current operating mode switches over.

First definitive result is sent to the second communication equipment communicated with communication equipment 10 by transmitter 20；Receiver 22 receive the second definitive result that the second communication equipment is sent, and know current second communication equipment according to second definitive result Operating mode, then the second definitive result and predetermined first definitive result that processor 21 can be received according to receiver be true It is fixed whether to switch the current operating mode of communication equipment 10.Such as：If above-mentioned first definitive result is by communication equipment 10 from partly Dual-mode is switched to full-duplex mode communication, but receiver 22 knows the second communication according to the second definitive result received The current operating mode of equipment is semiduplex mode, then processor 21 is true according to above-mentioned first definitive result and the second definitive result It is fixed not switch the current operating mode of communication equipment 10, continue to keep semiduplex mode communication；If receiver 22 is according to receiving The second definitive result know that the current operating mode of the second communication equipment is full-duplex mode, then processor 21 is according to above-mentioned the One definitive result and the second definitive result are determined is switched to full-duplex mode by the current operating mode of communication equipment 10.If above-mentioned First definitive result is not switch the current operating mode of communication equipment 10, even if then receiver 22 is true according to second received Determine result and know that the current operating mode of the second communication equipment is full-duplex mode, processor 21 will not switch communication equipment 10 Current operating mode, but communication equipment 10 is made to continue to keep semiduplex mode communication, and the second communication equipment at this time Semiduplex mode can be switched to, ensures communication quality between the two.That is, as long as the first definitive result and second determines As a result there are one semiduplex mode communication is to maintain in, then communication equipment 10 and the second communication equipment are intended to simultaneously with half-duplex mould Formula is communicated.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and obtains the communication equipment and decision parameter when the second communication equipment is communicated； And by judging whether the decision parameter is more than decision threshold, obtain judging result so that processor can be according to the judgement knot Fruit determines whether to switch the current operating mode of communication equipment, the first definitive result of acquisition；It is true by first finally by transmitter Determine result and be sent to the second communication equipment, so that the second communication equipment sends the second definitive result to receiver, and makes processing Device determines whether to switch the current operating mode of communication equipment according to above-mentioned first definitive result and the second definitive result, to meet And the second communication quality between communication equipment.Communication equipment provided in an embodiment of the present invention so that communication equipment and second leads to Communication quality between letter equipment is guaranteed, and improves the stability of system communication.

On the basis of above-mentioned embodiment illustrated in fig. 15, as the first feasible embodiment of the embodiment of the present invention, The communication equipment 10 that the present embodiment is related to is suitable for the scene of above-mentioned full duplex system shown in Fig. 2.What the present embodiment was related to sentences Certainly parameter is that communication equipment 10 carries out the handling capacity before self-interference elimination and carries out the first poor of the handling capacity after self-interference elimination Value..Further, above-mentioned processor 21 is specifically used for obtaining the handling capacity before the progress of the communication equipment 10 self-interference elimination； Self-interference elimination is carried out according to the training signal that the transmitter 20 is sent, the self-interference for obtaining the communication equipment 10 eliminates energy Power；And the handling capacity after ability determines the progress self-interference elimination of the communication equipment 10 is eliminated according to above-mentioned self-interference；And according to Handling capacity before handling capacity and self-interference after above-mentioned self-interference elimination are eliminated determines the first difference.

Specifically, communication equipment 10 accesses the second communication equipment in a half duplex mode before carrying out self-interference elimination, it should be partly Dual-mode can be FDD, can also be TDD.Communication equipment 10 obtains itself by first acquisition unit 111 and carries out self-interference Preceding handling capacity（Obtain the handling capacity under semiduplex mode）；Optionally, can be believed by the current reception of communication equipment 10 Number intensity RSSI and SINR determine the noise power for the cell that communication equipment 10 is currently located（Other parameters can also be used to estimate Count the noise power of cell）, the handling capacity before 10 self-interference of communication equipment is determined according to the noise power.Then, processor 21 Self-interference elimination is carried out using the training signal that transmitter 20 is sent, the self-interference to obtain communication equipment 10 eliminates ability（Into The process and acquisition self-interference that row self-interference is eliminated eliminate ability and may refer to institute's illustrated example in embodiment one）.Later, it handles Device 21 eliminates the handling capacity after ability determines the progress self-interference elimination of communication equipment 10 according to above-mentioned self-interference（Obtain full duplex Handling capacity under pattern）.It should be noted that difference of the communication equipment 10 with distance between the second communication equipment, it should The RSSI of communication equipment 10 can also change, correspondingly, different RSSI, which corresponds to different self-interferences, eliminates ability, and then correspond to not Same handling capacity.It specifically may refer to shown in Fig. 7, be UE with communication equipment 10, the second communication equipment is for base station, it is assumed that base The transmission power stood be 30dBm, with UE between base station at a distance from constantly increase, the RSSI of UE declines successively, the self-interference of UE Elimination ability declines, and with base station communication when corresponding handling capacity（Here handling capacity can be by coded modulation scheme MCS sum numbers It is codetermined according to transmission rate）Also just decline therewith.

Later, the handling capacity after handling capacity and self-interference before processor 21 is eliminated according to acquired self-interference are eliminated is true Fixed first difference, i.e., the handling capacity after being eliminated by self-interference subtract the handling capacity before self-interference is eliminated and obtain the first difference.Into One step, above-mentioned first difference is compared by processor 21 with decision threshold, obtains judging result.When judging result is first When difference is more than decision threshold, it is determined that the first definitive result is to switch the current operating mode of communication equipment 10；When judgement is tied When fruit is that the first difference is not more than decision threshold, it is determined that the first definitive result is not switch the current Working mould of communication equipment 10 Formula.It should be noted that processor 21 is the content that the first definitive result is determined here, there is no work as communication equipment 10 Preceding operating mode switches over.

Later, above-mentioned first definitive result is sent to the second communication equipment by transmitter 20, and it is logical that receiver 22 receives second Believe the second definitive result that equipment is sent, and know the operating mode of current second communication equipment according to second definitive result, Then processor 21 determines whether to switch the current work of communication equipment 10 according to above-mentioned first definitive result and the second definitive result Pattern.Such as：If above-mentioned first definitive result is that communication equipment 10 is switched to full-duplex mode communication from semiduplex mode, but It is that receiver 22 knows that the current operating mode of the second communication equipment is semiduplex mode according to the second definitive result received, Then processor 21 does not switch the current Working mould of communication equipment 10 according to above-mentioned first definitive result and the determination of the second definitive result Formula continues to keep semiduplex mode communication；If receiver 22 knows the second communication equipment according to the second definitive result received Current operating mode is full-duplex mode, then processor 21 will according to above-mentioned first definitive result and the determination of the second definitive result The current operating mode of communication equipment 10 is switched to full-duplex mode.If above-mentioned first definitive result is not switch communication equipment 10 Current operating mode, even if then receiver 22 knows the current work of the second communication equipment according to the second definitive result received Operation mode is full-duplex mode, and processor will not switch the current operating mode of communication equipment 10, but make communication equipment 10 Continue to keep semiduplex mode communication, and the second communication equipment can also switch to semiduplex mode at this time, ensure between the two Communication quality.As long as that is, logical there are one semiduplex mode is to maintain in the first definitive result and the second definitive result Letter, then communication equipment 10 and the second communication equipment are intended to be communicated in a half duplex mode simultaneously.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and obtain the communication equipment self-interference eliminate after handling capacity and self-interference eliminate after First difference of handling capacity；And by judging whether first difference is more than decision threshold, obtain judging result so that processor It can be determined whether to switch the current operating mode of communication equipment according to the judging result, obtain the first definitive result；Finally lead to It crosses transmitter and the first definitive result is sent to the second communication equipment, so that the second communication equipment sends the second definitive result to connecing Device is received, and it is current so that processor according to above-mentioned first definitive result and the second definitive result determines whether to switch communication equipment Operating mode, to meet the QoS requirement between the second communication equipment.Communication equipment provided in an embodiment of the present invention, makes The communication quality obtained between communication equipment and the second communication equipment is guaranteed, and improves the stability of system communication.

On the basis of above-mentioned embodiment illustrated in fig. 15, second of feasible embodiment as the embodiment of the present invention, The communication equipment 10 that the present embodiment is related to is suitable for the scene of above-mentioned full duplex system shown in Fig. 2.What the present embodiment was related to sentences Certainly parameter is the second difference that communication equipment 10 carries out the SINR after self-interference elimination and the SINR before progress self-interference elimination.Into One step, above-mentioned processor 21 is specifically used for obtaining the SINR before the progress of the communication equipment 10 self-interference elimination；According to described The training signal that transmitter 20 is sent carries out self-interference elimination, and the self-interference for obtaining the communication equipment 10 eliminates ability；And root The SINR after ability determines the progress self-interference elimination of the communication equipment 10 is eliminated according to the self-interference；And disappeared according to above-mentioned self-interference SINR before SINR and self-interference after removing are eliminated determines the second difference.

Specifically, communication equipment 10 accesses the second communication equipment in a half duplex mode before carrying out self-interference elimination, it should be partly Dual-mode can be FDD, can also be TDD.Before communication equipment 10 obtains itself progress self-interference by processor 21 SINR（Obtain the SINR under semiduplex mode）.Then, processor 21 is carried out certainly using the training signal that transmitter 20 is sent Interference is eliminated, and the self-interference to obtain communication equipment 10 eliminates ability（The process and acquisition self-interference for carrying out self-interference elimination disappear Removing solid capacity may refer to institute's illustrated example in embodiment ten）.Later, processor 21 is eliminated ability and is determined and leads to according to above-mentioned self-interference Believe that equipment 10 carries out the SINR after self-interference elimination（Obtain the SINR under full-duplex mode）.It should be noted that the communication With the difference of distance between the second communication equipment, the RSSI of the communication equipment 10 can also change equipment 10, and then correspond to not Same SINR, specifically may refer to shown in Fig. 7.It is UE with communication equipment 10, the second communication equipment is for base station, it is assumed that base station Transmission power be 30dBm, with UE between base station at a distance from constantly increase, the RSSI of UE declines successively, and the self-interference of UE disappears Removing solid capacity declines, and with base station communication when corresponding SINR also just declines therewith.

Later, the SINR before SINR and self-interference after processor 21 is eliminated according to acquired self-interference are eliminated determines the Two differences, i.e., the SINR after being eliminated by self-interference subtract the SINR before self-interference is eliminated and obtain the second difference.Further, locate Above-mentioned second difference is compared by reason device 21 with decision threshold, obtains judging result.When judging result is that the second difference is more than When decision threshold, it is determined that the first definitive result is to switch the current operating mode of communication equipment 10；When judging result is first When difference is not more than decision threshold, it is determined that the first definitive result is not switch the current operating mode of communication equipment 10.It needs Illustrate, processor 21 is the content that the first definitive result is determined here, and there is no the works current to communication equipment 10 Operation mode switches over.

Later, above-mentioned first definitive result is sent to the second communication equipment by transmitter 20, and it is logical that receiver 22 receives second Believe the second definitive result that equipment is sent, and know the operating mode of current second communication equipment according to second definitive result, Processor 21 determines whether to switch the current Working mould of communication equipment 10 according to above-mentioned first definitive result and the second definitive result Formula.Such as：Such as：If above-mentioned first definitive result is that communication equipment 10 is switched to full-duplex mode from semiduplex mode to lead to Letter, but receiver 22 knows that the current operating mode of the second communication equipment is half-duplex according to the second definitive result received Pattern, then processor 21 is determined according to above-mentioned first definitive result and the second definitive result does not switch the current work of communication equipment 10 Operation mode continues to keep semiduplex mode communication；If receiver 22 knows the second communication according to the second definitive result received The current operating mode of equipment is full-duplex mode, then processor 21 is true according to above-mentioned first definitive result and the second definitive result It is fixed that the current operating mode of communication equipment 10 is switched to full-duplex mode.If above-mentioned first definitive result is not switch communication to set Standby 10 current operating modes, even if then receiver 22 knows that the second communication equipment is current according to the second definitive result received Operating mode be full-duplex mode, processor 21 will not switch the current operating mode of communication equipment 10, but make communication Equipment 10 continues to keep semiduplex mode communication, and the second communication equipment can also switch to semiduplex mode at this time, ensure two Communication quality between person.That is, as long as there are one be to maintain half-duplex in the first definitive result and the second definitive result Pattern communication, then communication equipment 10 and the second communication equipment are intended to be communicated in a half duplex mode simultaneously.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and obtains gulping down before SINR and self-interference after communication equipment self-interference elimination are eliminated Second difference of the amount of spitting；And by judging whether second difference is more than decision threshold, obtain judging result so that processor can To determine whether to switch the current operating mode of communication equipment according to the judging result, the first definitive result is obtained；Finally by First definitive result is sent to the second communication equipment by transmitter, so that the second communication equipment sends the second definitive result to reception Device, and processor is made to be determined whether to switch the current work of communication equipment according to above-mentioned first definitive result and the second definitive result Operation mode, to meet the QoS requirement between the second communication equipment.Communication equipment provided in an embodiment of the present invention so that Communication quality between communication equipment and the second communication equipment is guaranteed, and improves the stability of system communication.

On the basis of above-mentioned embodiment shown in figure 15, the third feasible embodiment party as the embodiment of the present invention Formula, the communication equipment 10 that the present embodiment is related to are suitable for the scene of above-mentioned full duplex system shown in Fig. 2.What the present embodiment was related to Decision parameter is that the self-interference of communication equipment eliminates ability.Further, above-mentioned processor 21 is specifically used for according to the transmission Training signal transmitted by device 20 carries out self-interference elimination, and the self-interference for obtaining the communication equipment 10 eliminates ability.

It is initial logical with second in a half duplex mode that the communication equipment 10 that the present embodiment is related to can be adapted for communication equipment 10 The scene that letter equipment is communicated is readily applicable to communication equipment 10 and is initially carried out in the full-duplex mode with the second communication equipment The scene of communication.But either which of both scenes scene, communication equipment 10 can by processor 21 into Row self-interference is eliminated, and the self-interference to obtain communication equipment 10 eliminates ability.

The self-interference of acquisition is eliminated ability and is compared with decision threshold by processor 21, obtains judging result.Work as judgement When being as a result that self-interference eliminates ability more than decision threshold, it is determined that the first definitive result is to switch the current work of communication equipment 10 Operation mode；When judging result is that self-interference eliminates ability no more than decision threshold, it is determined that the first definitive result is not switch The current operating mode of communication equipment 10.It should be noted that processor 21 only determines the interior of the first definitive result here Hold, is switched over there is no the operating mode current to communication equipment 10.

Later, above-mentioned first definitive result is sent to the second communication equipment by transmitter 20, and it is logical that receiver 22 receives second Believe the second definitive result that equipment is sent, and know the operating mode of current second communication equipment according to second definitive result, Processor 21 determines whether to switch the current Working mould of communication equipment 10 according to above-mentioned first definitive result and the second definitive result Formula.

The first：The scene that communication equipment 10 is initially communicated with the second communication equipment in a half duplex mode.If above-mentioned First definitive result is communication equipment 10 to be switched to full-duplex mode communication from semiduplex mode, but receiver 22 is according to connecing The second definitive result received knows that the current operating mode of the second communication equipment is semiduplex mode, then processor 21 is according to the One definitive result and the determination of the second definitive result do not switch the current operating mode of communication equipment 10, continue to keep semiduplex mode Communication；If receiver 22 knows that the current operating mode of the second communication equipment is full duplex according to the second definitive result received Pattern, then processor 21 is determined according to second definitive result is switched to full duplex mould by the current operating mode of communication equipment 10 Formula.If above-mentioned first definitive result is not switch the current operating mode of communication equipment 10, even if receiver 22 is according to reception To the second definitive result know that the current operating mode of the second communication equipment is full-duplex mode, processor 21 will not switch The current operating mode of communication equipment 10, but communication equipment 10 is made to continue to keep semiduplex mode communication, and at this time second Communication equipment can also switch to semiduplex mode, ensure communication quality between the two.

Second：The scene that communication equipment 10 is initially communicated with the second communication equipment in the full-duplex mode.If above-mentioned First definitive result is not switch the current operating mode communication of communication equipment 10, but receiver 22 is according to second received Definitive result knows that the current operating mode of the second communication equipment is semiduplex mode, then processor 21 is determined according to above-mentioned first As a result the operating mode current with the second definitive result switching communication equipment 10 is semiduplex mode；Above-mentioned first definitive result is It is semiduplex mode to switch the current operating mode communication of communication equipment 10, even if then receiver 22 is true according to second received Determine result and know that the current operating mode of the second communication equipment is full-duplex mode, processor 21 also can be current by communication equipment Operating mode is switched to semiduplex mode.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and is obtained the communication equipment self-interference and eliminated ability；And by judging that the self-interference disappears Whether removing solid capacity is more than decision threshold, obtains judging result so that processor can determine whether to switch according to the judging result The current operating mode of communication equipment obtains the first definitive result；The first definitive result is sent to finally by transmitter Two communication equipments so that the second communication equipment sends the second definitive result to receiver, and make processor be determined according to first As a result determine whether to switch the current operating mode of communication equipment with the second definitive result, to meet between the second communication equipment Communication quality.Communication equipment provided in an embodiment of the present invention so that the communication matter between communication equipment and the second communication equipment Amount is guaranteed, and improves the stability of system communication.

On the basis of above-mentioned embodiment illustrated in fig. 14, as a kind of feasible way of example of the embodiment of the present invention, The communication equipment 10 that the present embodiment is related to is suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.Also, the judgement that the present embodiment is related to Parameter is the first difference that communication equipment 10 carries out the handling capacity before self-interference elimination and the handling capacity after progress self-interference elimination. Further, above-mentioned processor 21 is specifically used for obtaining the handling capacity before the progress of the communication equipment 10 self-interference elimination；According to The training signal that the transmitter 20 is sent carries out self-interference elimination, and the self-interference for obtaining the communication equipment 10 eliminates ability； And the handling capacity after ability determines the progress self-interference elimination of the communication equipment 10 is eliminated according to above-mentioned self-interference；And according to above-mentioned Handling capacity before handling capacity and self-interference after self-interference elimination are eliminated determines the first difference.

The process of first difference of the acquisition of processor 21 may refer to the first of above-mentioned embodiment shown in fig. 5 in the present embodiment Process in the feasible embodiment of kind, details are not described herein for the present embodiment.

After processor 21 obtains the first difference, above-mentioned first difference is compared with decision threshold, is judged As a result.When judging result is that the first difference is more than decision threshold, then processor 21 switches the current Working mould of communication equipment 10 Formula；When judging result is that the first difference is not more than decision threshold, then the current operating mode of communication equipment 10 is not switched.

Communication equipment provided in an embodiment of the present invention, the training signal sent according to transmitter by processor set communication Standby self-interference signal is eliminated, and obtains the communication equipment and decision parameter when the second communication equipment is communicated；And By judging whether the decision parameter is more than decision threshold, judging result is obtained so that processor can be according to the judging result Determine whether to switch the current operating mode of communication equipment, to meet the communication quality between the second communication equipment.The present invention The communication equipment that embodiment provides so that the communication quality between communication equipment and the second communication equipment is guaranteed, and improves The stability of system communication.

On the basis of above-mentioned embodiment illustrated in fig. 14, the feasible embodiment side of another kind as the embodiment of the present invention Formula, the communication equipment 10 that the present embodiment is related to are suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.Also, what the present embodiment was related to sentences Certainly parameter is the second difference that communication equipment 10 carries out the SINR after self-interference elimination and the SINR before progress self-interference elimination.Into One step, above-mentioned processor 21 is specifically used for obtaining the SINR before the progress of the communication equipment 10 self-interference elimination；According to described The training signal that transmitter 20 is sent carries out self-interference elimination, and the self-interference for obtaining the communication equipment 10 eliminates ability；And root The SINR after ability determines the progress self-interference elimination of the communication equipment 10 is eliminated according to the self-interference；And disappeared according to above-mentioned self-interference SINR before SINR and self-interference after removing are eliminated determines the second difference.

The process of second difference of the acquisition of processor 21 may refer to the second of above-mentioned embodiment shown in fig. 5 in the present embodiment Process in the feasible embodiment of kind, details are not described herein for the present embodiment.

After processor 21 obtains the second difference, above-mentioned first difference is compared with decision threshold, is judged As a result.When judging result is that the second difference is more than decision threshold, then processor 21 directly switches the current work of communication equipment 10 Operation mode；When judging result is that the second difference is not more than decision threshold, then the current operating mode of communication equipment 10 is not switched.

Communication equipment provided in an embodiment of the present invention, by training signal of the processor transmitted by transmitter to communication The self-interference signal of equipment is eliminated, and obtains the communication equipment and decision parameter when the second communication equipment is communicated； And by judging whether the decision parameter is more than decision threshold, obtain judging result so that processor can be according to the judgement knot Fruit determines whether to switch the current operating mode of communication equipment, to meet the communication quality between the second communication equipment.This hair The communication equipment that bright embodiment provides so that the communication quality between communication equipment and the second communication equipment is guaranteed, and improves The stability of system communication.

On the basis of above-mentioned embodiment illustrated in fig. 14, the third feasible embodiment side as the embodiment of the present invention Formula, the communication equipment 10 that the present embodiment is related to are suitable for above-mentioned Fig. 3 and scene shown in Fig. 4.Also, what the present embodiment was related to sentences Certainly parameter is that the self-interference of communication equipment eliminates ability.Further, above-mentioned processor 21 is specifically used for according to the transmitter Training signal transmitted by 20 carries out self-interference elimination, and the self-interference for obtaining the communication equipment 10 eliminates ability.

The self-interference of acquisition is eliminated ability and is compared with decision threshold by processor 21, obtains judging result.Work as judgement When being as a result that self-interference eliminates ability more than decision threshold, then directly switch the current operating mode of communication equipment 10；Work as judgement When being as a result that self-interference eliminates ability no more than decision threshold, then the current operating mode of communication equipment 10 is not switched.

Further, on the basis of the above embodiments, above-mentioned processor 21 is additionally operable to determining whether to switch described lead to After believing the current operating mode of equipment 10, model selection inquiry table is generated；Wherein, which is the communication The self-interference of equipment 10 eliminates the mapping table of ability and the to be switched operating mode of the communication equipment.

Specifically, after processor 21 determines whether to switch the current operating mode of communication equipment 10, will be obtained before it The self-interference that takes eliminates ability and the to be switched operating mode of communication equipment establishes correspondence, generates model selection inquiry table. Therefore, in communication equipment 10 next time of progress self-interference elimination, it is only necessary to which processor 21 gets self-interference and eliminates ability, so that it may The to be switched operating mode of the corresponding communication equipment of ability is eliminated to inquire the self-interference by the model selection inquiry table, from And subsequent operation is executed, so that processor 21 does not have to execute again and judges operation, reduce the resource of communication equipment 10 Expense.

Further, in order to avoid happening suddenly the case where, eliminates self-interference the influence of ability, as possible so that signaling or mistake Code check requires high business to be transmitted using the high semiduplex mode of robustness, other business are transmitted using full-duplex mode, to carry The handling capacity of high system.Such as：The high business of signaling or qos requirement is transmitted using semiduplex mode, remaining business uses Full-duplex mode.

Communication equipment provided in an embodiment of the present invention, processor eliminate ability and communication equipment according to the self-interference obtained To be switched operating mode establishment model selects inquiry table so that, can basis when communication equipment progress next time self-interference elimination Self-interference eliminates ability and directly inquires the model selection inquiry table to know the first definitive result, to execute subsequent operation, So that processor, which does not have to execute again, judges operation, the resource overhead of communication equipment is reduced.

Figure 16 is the flow diagram of the switching method embodiment one of communication pattern provided by the invention.The execution of this method Main body can be the communication equipment in above-described embodiment.That is, the first communication equipment being related in the embodiment of the present invention is exactly Communication equipment in above-described embodiment.As shown in figure 16, this method includes：

S101：First communication equipment carries out self-interference elimination according to the training signal itself sent, and acquisition is communicated with second Decision parameter when equipment communicates；Wherein, which supports full-duplex communication pattern and non-full-duplex communication pattern, The full-duplex communication pattern supports the communication with frequency simultaneously；The decision parameter is to determine whether to switch for the first communication equipment The parameter of the current operating mode of first communication equipment.

S102：First communication equipment judges whether the decision parameter is more than decision threshold, obtains judging result.

S103：First communication equipment determines whether to switch the current Working mould of the first communication equipment according to above-mentioned judging result Formula.

The switching method of communication pattern provided in an embodiment of the present invention is referred to the execution of above-mentioned communications device embodiments Process, implementing principle and technical effect are similar, and details are not described herein.

On the basis of above-mentioned embodiment illustrated in fig. 16, above-mentioned S103 is specifically included：Join if the judging result is judgement Number is more than decision threshold, then the first communication equipment switches the current operating mode of the first communication equipment；If the judging result is Decision parameter is more than decision threshold, then the first communication equipment does not switch the current operating mode of the first communication equipment.

Figure 17 is the flow diagram of the switching method embodiment two of communication pattern provided by the invention.The present embodiment provides Method be suitable for above-mentioned scene shown in Fig. 2.On the basis of above-mentioned embodiment illustrated in fig. 16, further, S103 it Afterwards, this method further includes：

S201：First definitive result is sent to the second communication equipment by the first communication equipment.

S202：First communication equipment receives the second definitive result that the second communication equipment is sent；Wherein, it described second determines As a result include the current operating mode of the second communication equipment.

S203：First communication equipment determines whether that the first communication of switching is set according to the first definitive result and the second definitive result Standby current operating mode.

On the basis of above-mentioned embodiment illustrated in fig. 17, above-mentioned S103 is specifically included：If first judging result is institute It states decision parameter and is more than the decision threshold, then first definitive result is the current work of switching first communication equipment Pattern；If first judging result, which is the decision parameter, is not more than the decision threshold, first definitive result is The current operating mode of first communication equipment is not switched.

On the basis of the above embodiments, optionally, it is carried out from dry if above-mentioned decision parameter is first communication equipment The first difference of the handling capacity after eliminating and the handling capacity before progress self-interference elimination is disturbed, then above-mentioned S101 is specially：First is logical Letter equipment obtains first communication equipment and carries out the handling capacity before self-interference elimination；First communication equipment is according to itself institute The training signal of transmission carries out self-interference elimination, and the self-interference for obtaining first communication equipment eliminates ability；Described first is logical Letter equipment eliminates the handling capacity after ability determines the first communication equipment progress self-interference elimination according to the self-interference；It is described First communication equipment eliminated according to the self-interference after handling capacity and the self-interference eliminate before handling capacity determine described the One difference.

Optionally, if the decision parameter is first communication equipment and carries out the SINR after self-interference elimination and carry out certainly The second difference of the SINR before eliminating is interfered, then above-mentioned S101 is specially：First communication equipment obtains first communication Equipment carries out the SINR before self-interference elimination；Training signal of first communication equipment transmitted by itself carries out self-interference It eliminates, the self-interference for obtaining first communication equipment eliminates ability；First communication equipment is eliminated according to the self-interference Ability determines that first communication equipment carries out the SINR after self-interference elimination；First communication equipment is according to the self-interference SINR before SINR and the self-interference after elimination are eliminated determines second difference.

Optionally, if the self-interference that the decision parameter is first communication equipment eliminates ability, S101 is specially： Training signal of first communication equipment transmitted by itself carries out self-interference elimination, obtains first communication equipment Self-interference eliminates ability.

Optionally, on the basis of the above embodiments, after S103, this method can also include：First communication equipment Generate model selection inquiry table；Wherein, the model selection inquiry table is that the self-interference of first communication equipment eliminates ability With the mapping table of the to be switched operating mode of the first communication equipment.

One of ordinary skill in the art will appreciate that：Realize that all or part of step of above-mentioned each method embodiment can lead to The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer read/write memory medium.The journey When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned includes：ROM, RAM, magnetic disc or The various media that can store program code such as person's CD.

Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims

1. a kind of communication equipment, including sending module, the sending module is used to send training signal to the communication equipment, It is characterized in that, the communication equipment further includes：

Acquisition module is eliminated, for carrying out self-interference elimination according to the training signal, the communication equipment and second is obtained and leads to Believe decision parameter when equipment communication；Wherein, the communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, The full-duplex communication pattern supports the communication with frequency simultaneously；The decision parameter is to determine whether to cut for the communication equipment Change the parameter of the current operating mode of the communication equipment；

Judgment module is obtained for judging whether the decision parameter that the elimination acquisition module obtains is more than decision threshold Judging result；

Determine handover module, the judging result for being obtained according to the judgment module determines whether that switching the communication sets Standby current operating mode, obtains the first definitive result；

The sending module is additionally operable to first definitive result that the determining handover module obtains being sent to described second Communication equipment；

Receiving module, the second definitive result sent for receiving second communication equipment；Wherein, second definitive result Including the current operating mode of second communication equipment；

The determining handover module, be additionally operable to according to first definitive result and the receiving module receive described second really Determine result to determine whether to switch the current operating mode of the communication equipment；

Generation module, the institute for being received according to first definitive result and the receiving module in the determining handover module It states the second definitive result to determine whether after switching the current operating mode of the communication equipment, generates model selection inquiry table； Wherein, the model selection inquiry table is that the self-interference of the communication equipment eliminates ability and the to be switched work of the communication equipment The mapping table of operation mode.

2. communication equipment according to claim 1, which is characterized in that the determining handover module, if specifically for described Judging result is that the decision parameter is more than the decision threshold, it is determined that first definitive result is to switch the communication to set Standby current operating mode；If the judging result, which is the decision parameter, is not more than the decision threshold, it is determined that described the One definitive result is not switch the current operating mode of the communication equipment.

3. communication equipment according to claim 1 or 2, which is characterized in that the decision parameter be the communication equipment into Row self-interference eliminate after handling capacity and the first difference for carrying out the handling capacity before self-interference elimination, then the elimination acquisition module Including：

First eliminates acquiring unit, and the training signal for being sent according to the sending module carries out self-interference elimination, obtains institute The self-interference for stating communication equipment eliminates ability；

First determination unit, after determining that the communication equipment carries out self-interference elimination according to self-interference elimination ability Handling capacity；

Second determination unit, it is true for the handling capacity after being eliminated according to the self-interference and the handling capacity before self-interference elimination Fixed first difference.

4. communication equipment according to claim 1 or 2, which is characterized in that if the decision parameter is the communication equipment The second difference of the SINR after self-interference elimination and the SINR before progress self-interference elimination are carried out, then the elimination acquisition module, Including：

Second eliminates acquiring unit, and the training signal for being sent according to the sending module carries out self-interference elimination, obtains institute The self-interference for stating communication equipment eliminates ability；

Third determination unit, after determining that the communication equipment carries out self-interference elimination according to self-interference elimination ability SINR；

4th determination unit determines institute for the SINR after being eliminated according to the self-interference and the SINR before self-interference elimination State the second difference.

5. communication equipment according to claim 1 or 2, which is characterized in that the decision parameter is the communication equipment Self-interference eliminates ability, then the elimination acquisition module, including：

Third eliminates acquiring unit, is specifically used for the training signal transmitted by the sending module and carries out self-interference elimination, The self-interference for obtaining the communication equipment eliminates ability.

6. a kind of communication equipment, including transmitter, the transmitter is special for sending training signal to the communication equipment Sign is that the communication equipment further includes：

Processor obtains the communication equipment and the second communication equipment for carrying out self-interference elimination according to the training signal Decision parameter when communication；Wherein, the communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, described complete Duplex communication mode supports the communication with frequency simultaneously；The decision parameter is to determine whether described in switching for the communication equipment The parameter of the current operating mode of communication equipment；And judge whether the decision parameter is more than decision threshold, obtain judging result； Determined whether to switch the current operating mode of the communication equipment according to the judging result, obtains the first definitive result；

The transmitter, be additionally operable to by first definitive result that the processor obtains be sent to it is described second communication set It is standby；

Receiver, the second definitive result sent for receiving second communication equipment；Wherein, the second definitive result packet Include the current operating mode of second communication equipment；

The processor is additionally operable to determine whether to switch according to first definitive result and second definitive result described logical Believe the current operating mode of equipment；

The processor is additionally operable to determine whether described in switching according to first definitive result and second definitive result After the current operating mode of communication equipment, model selection inquiry table is generated；Wherein, the model selection inquiry table is described logical Believe that the self-interference of equipment eliminates the mapping table of ability and the to be switched operating mode of the communication equipment.

7. communication equipment according to claim 6, which is characterized in that the processor, if being tied specifically for the judgement Fruit is that the decision parameter is more than the decision threshold, it is determined that first definitive result is that the switching communication equipment is current Operating mode；If the judging result, which is the decision parameter, is not more than the decision threshold, it is determined that described first determines As a result it is not switch the current operating mode of the communication equipment.

8. the communication equipment described according to claim 6 or 7, which is characterized in that the decision parameter be the communication equipment into Row self-interference eliminate after handling capacity and the first difference for carrying out the handling capacity before self-interference elimination, then the processor, specifically For obtaining the handling capacity before the communication equipment carries out self-interference elimination；It is carried out according to the training signal that the transmitter is sent Self-interference is eliminated, and the self-interference for obtaining the communication equipment eliminates ability；Ability, which is eliminated, according to the self-interference determines described lead to Believe that equipment carries out the handling capacity after self-interference elimination；Before handling capacity and the self-interference after being eliminated according to the self-interference are eliminated Handling capacity determine first difference.

9. the communication equipment described according to claim 6 or 7, which is characterized in that if the decision parameter is the communication equipment The second difference of the SINR after self-interference elimination and the SINR before progress self-interference elimination are carried out, then the processor, specific to use SINR before obtaining the communication equipment and carrying out self-interference elimination；It is carried out from dry according to the training signal that the transmitter is sent Elimination is disturbed, the self-interference for obtaining the communication equipment eliminates ability；Ability, which is eliminated, according to the self-interference determines that the communication is set The standby SINR carried out after self-interference elimination；SINR before SINR and the self-interference after being eliminated according to the self-interference are eliminated is true Fixed second difference.

10. the communication equipment described according to claim 6 or 7, which is characterized in that the decision parameter is the communication equipment Self-interference eliminates ability, then the processor, is specifically used for the training signal transmitted by the sending module and carries out from dry Elimination is disturbed, the self-interference for obtaining the communication equipment eliminates ability.

11. a kind of switching method of communication pattern, which is characterized in that including：

First communication equipment carries out self-interference elimination according to the training signal itself sent, when obtaining with the second communication apparatus communication Decision parameter；Wherein, first communication equipment supports full-duplex communication pattern and non-full-duplex communication pattern, described complete double Work communication pattern supports the communication with frequency simultaneously；The decision parameter for for first communication equipment determine whether switch institute State the parameter of the current operating mode of the first communication equipment；

First communication equipment determines whether to switch the current Working mould of first communication equipment according to the judging result Formula obtains the first definitive result；

First communication equipment receives the second definitive result that second communication equipment is sent；Wherein, it described second determines As a result include the current operating mode of second communication equipment；

First communication equipment determines whether to switch described according to first definitive result and second definitive result The current operating mode of one communication equipment；

First communication equipment generates model selection inquiry table；Wherein, the model selection inquiry table is first communication The self-interference of equipment eliminates the mapping table of ability and the to be switched operating mode of the first communication equipment.

12. according to the method for claim 11, which is characterized in that first communication equipment is true according to the judging result It is fixed whether to switch the current operating mode of first communication equipment, the first definitive result is obtained, is specifically included：

It is more than the decision threshold if the judging result is the decision parameter, first definitive result is described in switching The current operating mode of first communication equipment；

It is not more than the decision threshold if the judging result is the decision parameter, first definitive result is not switch The current operating mode of first communication equipment.

13. method according to claim 11 or 12, which is characterized in that the decision parameter is first communication equipment The first difference of the handling capacity after self-interference elimination and the handling capacity before progress self-interference elimination is carried out, then first communication is set The standby training signal transmitted by itself carries out self-interference elimination, acquisition and decision parameter when the second communication apparatus communication, Including：

Training signal of first communication equipment transmitted by itself carries out self-interference elimination, obtains first communication and sets Standby self-interference eliminates ability；

First communication equipment eliminates ability according to the self-interference and determines that first communication equipment carries out self-interference elimination Handling capacity afterwards；

First communication equipment is true according to the handling capacity after self-interference elimination and the handling capacity before self-interference elimination Fixed first difference.

14. method according to claim 11 or 12, which is characterized in that set if the decision parameter is first communication The standby SINR carried out after self-interference elimination and the second difference for carrying out the SINR before self-interference elimination, then first communication equipment Training signal transmitted by itself carries out self-interference elimination, obtains and decision parameter when the second communication apparatus communication, packet It includes：

First communication equipment eliminates ability according to the self-interference and determines that first communication equipment carries out self-interference elimination SINR afterwards；

First communication equipment determines institute according to the SINR after self-interference elimination and the SINR before self-interference elimination State the second difference.

15. method according to claim 11 or 12, which is characterized in that the decision parameter is first communication equipment Self-interference eliminate ability, then training signal of first communication equipment transmitted by itself carries out self-interference elimination, obtains Take with decision parameter when the second communication apparatus communication, including：

Training signal of first communication equipment transmitted by itself carries out self-interference elimination, obtains first communication and sets Standby self-interference eliminates ability.