CN109155922A - A kind of communication means based on unlicensed band, relevant device and system - Google Patents

A kind of communication means based on unlicensed band, relevant device and system Download PDF

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Publication number
CN109155922A
CN109155922A CN201680085519.1A CN201680085519A CN109155922A CN 109155922 A CN109155922 A CN 109155922A CN 201680085519 A CN201680085519 A CN 201680085519A CN 109155922 A CN109155922 A CN 109155922A
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China
Prior art keywords
channel
target
subframe
unlicensed band
data transmission
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CN201680085519.1A
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Inventor
潘志文
陈连东
刘楠
尤肖虎
彭文杰
罗海燕
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of communication means based on unlicensed band, relevant device and systems, wherein, the described method includes: monitoring whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band by the monitor channel configured；If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；The target data for needing to transmit is sent to another data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to another data transmission set.Using the embodiment of the present invention, the data transmission between data transmission set in unlicensed band can be effectively realized.

Description

A kind of communication means based on unlicensed band, relevant device and system Technical field
The present invention relates to field of communication technology more particularly to a kind of communication means based on unlicensed band, relevant device and system.
Background technique
At present, long term evolution (Long Term Evolution, referred to as " LTE ") system works in authorization (license) frequency band, and the bandwidth resources of the authorized frequency bands are more nervous, needing to authorize could use, and lead to the higher operating costs of the authorized frequency bands.To reduce cost, it can design and LTE system is worked in into unauthorized (unlicense) frequency band, can be used because the available bandwidth in the unlicensed band is more, and without authorization.
In practical communication, the system for working in the unlicensed band at present includes WLAN (Wireless Local Area Networks, referred to as " WLAN "), such as Wireless Fidelity (Wireless Fidelity, referred to as " Wi-Fi ").Coexisting for LTE and systems other in unlicensed band how is realized as a result, i.e., how to realize that the data transmission of base station and user equipment in unlicensed band becomes key.
Summary of the invention
The embodiment of the present invention provides a kind of communication means based on unlicensed band, relevant device and system, can be realized the data transmission between data transmission set in unlicensed band.
In a first aspect, the method is applied in first data transmission equipment the embodiment of the invention provides a kind of communication means based on unlicensed band, comprising:
It is whether occupied that unauthorized channel is monitored by the monitor channel configured；
If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；
The target data for needing to transmit is sent to the second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set.
Wherein, the unauthorized channel is the channel in unlicensed band.It is non-in the unlicensed band The length of authorized frequency bands subframe is identical as the length of authorized frequency bands subframe on authorized frequency bands, and the unlicensed band subframe is aligned in the time domain with the authorized frequency bands subframe.Optionally, which can refer to a subframe in unlicensed band.Further alternative, which can be configured in each subframe in unlicensed band.
In some embodiments, the end time of the control channel in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel is aligned, and the length of of length no more than control channel of the monitor channel.
Wherein, unlicensed band subframe where the unauthorized channel of the target is to listen to unlicensed band subframe where the unappropriated monitor channel of unauthorized channel, and the length in the unlicensed band subframe after monitor channel can be used for transmission objectives data.
In some embodiments, it is aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
Wherein, unlicensed band subframe where the unauthorized channel of the target is next subframe of unlicensed band subframe where listening to the unappropriated monitor channel of unauthorized channel.
In some embodiments, where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
In some embodiments, where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
Further, in some embodiments,
In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, the garbage signal for being used for busy channel is sent by the unauthorized channel of the target；Alternatively,
In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, for the unauthorized channel configuration control channel of the target, the control channel of configuration includes location information of the target data in the unauthorized channel of the target；Alternatively,
In the length range of unlicensed band subframe, the target data is being sent by the unauthorized channel of the target where the unauthorized channel of the target.
Wherein, which can be some random sequence codes or fixed sequence program code, not include the target data for needing to transmit, and be only for occupying the authorized frequency bands subframe aligned in the unauthorized channel of the target In control channel length range in channel, avoid the unauthorized channel of the target from being seized by other data transmission sets.
Optionally, the corresponding target data of one or more user equipmenies can be transmitted in unlicensed band subframe where the unauthorized channel of the target, the length of of length no more than unlicensed band subframe of the corresponding target data of one or more user equipment.
Optionally, the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
Second aspect, the embodiment of the invention also provides a kind of communication means based on unlicensed band, the method is applied in the second data transmission set, comprising:
Obtain location information of the target data in unlicensed band of first data transmission equipment transmission；
According to the target data in the location information of unlicensed band, the target data that the first data transmission equipment is sent by unlicensed band is obtained.
Wherein, the location information of the target data can be in control channel be packaged in the control channel of authorized frequency bands or unlicensed band.The control channel of the authorized frequency bands can be the control channel where the control channel or the target data where the target data in the corresponding authorized frequency bands subframe of unlicensed band subframe (i.e. above-mentioned " the unauthorized channel of target ") in next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe；The control channel of the unlicensed band can be the control channel in unlicensed band subframe where the target data.
In some embodiments, if the location information of the target data is in the control channel for the next subframe for being packaged in the corresponding authorized frequency bands subframe of target data place unlicensed band subframe, namely data are preceding, location information is when rear, location information of the target data for obtaining the transmission of first data transmission equipment in unlicensed band, comprising:
Store the user data that first data transmission equipment is sent by current unauthorized channel；
Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
If so, obtain the location information of the user data, and the target data sent using the location information of the user data as first data transmission equipment is in the location information of unlicensed band.
The third aspect, the embodiment of the invention also provides a kind of communication device based on unlicensed band, including monitoring unit, channels determining unit and data transmission unit, the communication device based on unlicensed band Some or all of the communication means based on unlicensed band of first aspect step is realized by said units.
Fourth aspect, the embodiment of the invention also provides a kind of communication devices based on unlicensed band, it is described that some or all of the communication means based on unlicensed band of said units realization second aspect step is passed through based on the communication device of unlicensed band including position acquisition unit and data capture unit.
5th aspect, the embodiment of the invention also provides a kind of computer storage medium, the computer storage medium is stored with program, and described program includes the steps that some or all of the communication means based on unlicensed band of above-mentioned first aspect when executing.
6th aspect, the embodiment of the invention also provides a kind of computer storage medium, the computer storage medium is stored with program, and described program includes the steps that some or all of the communication means based on unlicensed band of above-mentioned second aspect when executing.
7th aspect, the embodiment of the invention also provides a kind of data transmission sets, comprising: communication interface, memory and processor, the processor are connect with the communication interface and the memory respectively；Wherein,
The memory is used for storage driving software；
The processor reads the drive software from the memory and some or all of communication means based on unlicensed band that above-mentioned first aspect is executed under the action of drive software step.
Eighth aspect, the embodiment of the invention also provides a kind of data transmission sets, comprising: communication interface, memory and processor, the processor are connect with the communication interface and the memory respectively；Wherein,
The memory is used for storage driving software；
The processor reads the drive software from the memory and some or all of communication means based on unlicensed band that above-mentioned second aspect is executed under the action of drive software step.
9th aspect, the embodiment of the invention also provides a kind of communication systems based on unlicensed band, including first data transmission equipment and the second data transmission set, the first data transmission equipment includes the communication device described in the above-mentioned third aspect based on unlicensed band, and second data transmission set includes the communication device described in above-mentioned fourth aspect based on unlicensed band.
The implementation of the embodiments of the present invention has the following beneficial effects:
In embodiments of the present invention, whether first data transmission passes through the unauthorized channel of monitor channel monitoring configured idle, to seize the unauthorized channel when listening to unauthorized channel idle, and the target data for needing to transmit is sent to the second data transmission set by the unauthorized channel, and send the target data in the location information of the unauthorized channel to second data transmission set, thus realize between data transmission set Data transmission in unlicensed band, realization existing communication system coexist with systems other in unlicensed band.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the drawings to be used in the description of the embodiments or prior art will be briefly described below, apparently, drawings in the following description are only some embodiments of the invention, for those of ordinary skill in the art, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of network architecture schematic diagram provided in an embodiment of the present invention；
Fig. 2 is a kind of flow diagram of communication means based on unlicensed band provided in an embodiment of the present invention；
Fig. 3 is the frame structure schematic diagram of a kind of authorized frequency bands provided in an embodiment of the present invention and unlicensed band；
Fig. 4 a is a kind of schematic diagram of location information indicating mode provided in an embodiment of the present invention；
Fig. 4 b is the schematic diagram of another location information indicating mode provided in an embodiment of the present invention；
Fig. 5 is the frame structure schematic diagram of another authorized frequency bands and unlicensed band provided in an embodiment of the present invention；
Fig. 6 is the flow diagram of another communication means based on unlicensed band provided in an embodiment of the present invention；
Fig. 7 is a kind of structural schematic diagram of communication device based on unlicensed band provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of another communication device based on unlicensed band provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram of communication system based on unlicensed band provided in an embodiment of the present invention；
Figure 10 is a kind of structural schematic diagram of data transmission set provided in an embodiment of the present invention；
Figure 11 is the structural schematic diagram of another data transmission set provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear Chu is fully described by, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, shall fall within the protection scope of the present invention.
It should be understood that, the technical solution of the embodiment of the present invention can be applied to the wireless communication system of various standards, such as: CDMA (Code Division Multiple Access, referred to as " CDMA ") (3G) system, wideband code division multiple access (Wideband Code Division Multiple Access, referred to as " WCDMA ") (3G) system, TD SDMA (Time Division-Synchronous Code Division Multiple Access, referred to as " TD-SCDMA ") (3G) system, long term evolution (Long Term Evolu Tion, referred to as " LTE ") (4G) system etc., with the continuous development of the communication technology, the method for the embodiment of the present invention can also be used in future network, and such as 5G network, the embodiment of the present invention is without limitation.
In embodiments of the present invention, user equipment (User Equipment, referred to as " UE ") it can also be referred to as terminal (Terminal), mobile station (Mobile Station, referred to as " MS ") or mobile terminal (Mobile Terminal) etc..User equipment can be mobile terminal, such as mobile phone (or be " honeycomb " phone) and the computer with mobile terminal.Base station can be the evolved base station in LTE, and such as the base station in eNB or e-NodeB (evolutional Node B) or 3G network or base station in future network, etc., the embodiment of the present invention is without limitation.
The application scenarios of the embodiment of the present invention are introduced below.Referring to Figure 1, Fig. 1 is a kind of network architecture schematic diagram provided in an embodiment of the present invention.Specifically, as shown in Figure 1, include base station and at least one user equipment (only showing three user equipmenies in Fig. 1) in the communication system, can be communicated by LTE network, 3G network or other networks between the base station and user equipment, realizes data transmission.It such as can be applied to carrier wave polymerization or dual link scene, main plot is existing communication system cell under the scene, and secondary cell uses unlicensed band.
The embodiment of the invention discloses a kind of communication means based on unlicensed band, relevant device and systems, can be realized the data transmission of base station and user equipment in unlicensed band.It is described in detail individually below.
Fig. 2 is referred to, Fig. 2 is a kind of flow diagram of communication means based on unlicensed band of the embodiment of the present invention.Specifically, method described in the embodiment of the present invention can be applied in first data transmission equipment, which can be the transmitting terminal in communication system, the base station in specially above-mentioned communication system, or the user equipment in the communication system.As shown in Fig. 2, the embodiment of the present invention is described Communication means based on unlicensed band may comprise steps of:
101, when there is the target data for needing to send by unlicensed band, it is whether occupied that unauthorized channel is monitored by the monitor channel configured.
It should be understood that the present embodiments relate to unauthorized channel refer to the channel in unlicensed band.By unauthorized channel transmission data between base station and user equipment, then radio resource is sufficiently had invoked, throughput of system is improved.
In specific embodiment, the length of subframe in unlicensed band can be consistent with the length of the subframe on authorized frequency bands, i.e. when being communicated between base station and user equipment by unlicensed band, which continues to use existing wireless frame length, and is aligned in the time domain with the subframe on authorized frequency bands.Optionally, which can refer to a subframe in unlicensed band.Wherein, for existing wireless frame structure, by taking LTE system as an example, one radio frames is 10ms, is divided into 10 subframes, each subframe 1ms, and each subframe is divided into two time slots, corresponding 7 symbols of each time slot again.Further, each subframe is divided into control channel and shared channel, if the preceding 1-4 symbol of each subframe is control channel, information is controlled for sending, the control information includes the data (abbreviation " user data " of user equipment on book frame, or " UE data ") position information, remaining symbol is shared channel, which is used for transmission user data.
Wherein, the monitor channel can be configured in each subframe in unlicensed band, it can be corresponding with the control channel in authorized frequency bands subframe in the position in unlicensed band subframe, i.e. the end time of monitor channel is aligned with the control channel end time of authorized frequency bands subframe, or, monitor channel is aligned, etc. in the most end position of unlicensed band subframe at the beginning of the end time of monitor channel and authorized frequency bands subframe.It should be understood that the end time of monitor channel under the scene being aligned at the beginning of authorized frequency bands subframe, the monitor channel monitor whether occupied unauthorized channel can refer specifically to next subframe of unlicensed band subframe where monitor channel.
Specifically, if listening to, current unauthorized channel is unoccupied, and executable step 102 seizes the unauthorized channel of the free time to carry out data transmission；Otherwise, can continue to monitor, until detecting idle unauthorized channel.
If 102, unoccupied, the unappropriated unauthorized channel is seized, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission.
103, the target data is sent to the second data transmission set by the unauthorized channel of the target, and sends the target data in the position of the unauthorized channel of the target to second data transmission set Information.
In specific embodiment, when detecting that current unauthorized channel is unoccupied, i.e., current unauthorized channel idle when, the unauthorized channel can be seized, and send the target data of needs transmission to the second data transmission set by the unauthorized channel.In addition, also needing to notify the second data transmission set target data the location of in the unauthorized channel of unauthorized channel i.e. target seized, in order to which the second data transmission set is based on the position acquisition target data.To realize the data transmission between data transmission set in unlicensed band, realization existing communication system coexists with systems other in unlicensed band.
Wherein, which can be the user equipment in communication system, or base station.Specifically, second data transmission set is the user equipment under the base station cell if the first data transmission equipment is base station；If the first data transmission equipment is user equipment, which is base station.
Optionally, the target data sent by unauthorized channel can be in the location information of the unauthorized channel through authorized frequency bands instruction, be also possible to through unlicensed band instruction, the embodiment of the present invention is without limitation.
It further, is the frame structure schematic diagram of a kind of authorized frequency bands provided in an embodiment of the present invention and unlicensed band referring to Fig. 3, Fig. 3 together incorporated by reference to Fig. 2.Specifically, as shown in Figure 3, by taking LTE system as an example, on authorized frequency bands in existing LTE subframe structure, 1-4 symbol (symbolic number specifically occupied can be pre-configured with) is Physical Downlink Control Channel (Physical Downlink Control Channel before each subframe, referred to as " PDCCH "), i.e. above-mentioned control channel, remaining symbol is Physical Downlink Shared Channel (Physical Downlink Shared Channel, referred to as " PDSCH "), i.e. above-mentioned shared channel is used for transmission downlink data (Ttx).When LTE system uses unlicensed band, frame length identical as existing LTE frame structure can be used in unlicensed band, i.e. unlicensed band subframe is identical as the length of authorized frequency bands subframe, and is aligned in the time domain with the subframe on authorized frequency bands.Further, as shown in figure 3, in embodiments of the present invention, the end time of monitor channel is aligned with the end time of PDCCH corresponding on authorized frequency bands, and the length of the monitor channel can be configured to the length no more than the PDCCH.In embodiments of the present invention, subframe where the monitor channel in unlicensed band when the unauthorized channel of the target can refer to the unauthorized channel for listening to the free time.
Below using the first data transmission equipment as base station, such as eNB is illustrated the data transmission procedure between eNB and UE for the second data transmission set is user equipment, that is, UE.Specifically, in this hair In bright embodiment, monitor channel can be introduced on unlicensed band position corresponding with the PDCCH in authorized frequency bands subframe, as shown in Figure 3, assuming that the length of the monitor channel in the time domain is Tsensing, on the monitor channel, whether the channel that eNB can be monitored always in the unlicensed band is occupied, such as is occupied by existing WLAN (Wireless Local Area Network, referred to as " WLAN ") system and send data.It is such as occupied if eNB listens to the channel busy in the unlicensed band within the scope of the corresponding duration of monitor channel, then wait next monitor channel to continue to monitor；If in monitor channel, channel in the unlicensed band is constantly in idle state, then eNB can seize the corresponding free time unauthorized channel of the monitor channel immediately, unlicensed band subframe i.e. where the monitor channel, the unauthorized channel of the free time can be used as the unauthorized channel of target for being used for transmission target data.
Wherein, the PDCCH end time that subframe is corresponded on the monitor channel end time and authorized frequency bands is aligned, and the monitor channel time started can match, i.e. the length (i.e. should " Tsensing ") of the monitor channel in the time domain is configurable.Optionally, eNB can adjust the length of monitor channel in the time domain according to business demand, for example, when the priority of the corresponding business of business, that is, target data to be transmitted is higher, eNB can configure monitor channel time domain length to shorter, and eNB is enabled to be easier to seize channel；If service priority to be transmitted is lower, eNB can configure monitor channel time domain length to longer.Namely the corresponding service priority of target data is higher, the length of the monitor channel of configuration is smaller, coexists to realize with the close friend of existing wlan system.Optionally, which can be configured to be no more than its length for corresponding to PDCCH in authorized frequency bands subframe.
Further, in embodiments of the present invention, since PDCCH being not present in the subframe in unlicensed band, then the data transmitted in unlicensed band i.e. target data can be indicated by the PDCCH on authorized frequency bands, and target data and its location information are sent to UE.Then UE can read PDCCH during receiving data on authorized frequency bands, obtain downlink data, that is, target data position of the UE in unlicensed band.Specifically, the position refers to the position RB or RE in the unauthorized channel place subframe of the target, UE can determine corresponding RB or RE according to the location information of reading on the unauthorized channel of the target, and decoding obtains the target data on the RB or RE.In addition, the PDCCH may further indicate that the downlink data position of UE in this subframe of the authorized frequency bands, details are not described herein again.
Optionally, when obtaining the location information of the target data in unlicensed band on downlink data position, that is, unauthorized channel of target of UE by reading PDCCH, can determine different position instruction modes as needed, can such as be indicated by PDCCH in unlicensed band with authorized frequency bands subframe where the PDCCH The location information of UE data in the subframe of alignment, i.e. where the location information of target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe；Or indicate that the location information in unlicensed band with UE data in the previous subframe of the subframe of authorized frequency bands subframe alignment where the PDCCH, the i.e. location information of target data are packaged in the control channel of next subframe of the corresponding authorized frequency bands subframe of the unauthorized channel place unlicensed band subframe of the target by PDCCH.
As an alternative embodiment, as shown in fig. 4 a, Fig. 4 a is a kind of schematic diagram of location information indicating mode provided in an embodiment of the present invention.In embodiments of the present invention, PDCCH indicate to be packaged in the control channel of the corresponding authorized frequency bands subframe of the unauthorized channel place unlicensed band subframe of target for carrying out data transmission with UE data, that is, location information of target data in the unlicensed band subframe of authorized frequency bands subframe alignment where the PDCCH namely the location information of target data in unlicensed band on authorized frequency bands.Specifically, due to eNB on authorized frequency bands encapsulate PDCCH when, do not determine whether that the unauthorized channel accounted in corresponding time domain can be robbed, then the target data of instruction of the eNB on PDCCH the location information of unauthorized channel might not be effective.If eNB successfully robs the channel accounted in unlicensed band, the i.e. unauthorized channel of target, then the UE data that the position of PDCCH instruction in subframe is aligned in unlicensed band can be read by the PDCCH instruction on authorized frequency bands by UE；If eNB seizes the channel in unlicensed band not successfully, when reading UE data on the position that then UE goes the PDCCH in unlicensed band to indicate by the PDCCH instruction on authorized frequency bands, since the corresponding UE data of the UE are not encapsulated on corresponding position, UE can not be decoded UE data in this position at this time, then the discardable UE data in this position of UE.
As an alternative embodiment, as shown in Figure 4 b, Fig. 4 b is the schematic diagram of another location information indicating mode provided in an embodiment of the present invention.In embodiments of the present invention, PDCCH indicates that the location information in unlicensed band with the location information of the previous subframe of the subframe of authorized frequency bands subframe alignment where the PDCCH (or being " a upper subframe ") interior target data namely the target data is in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe where being packaged in the unauthorized channel of the target on authorized frequency bands.Specifically, eNB can encapsulate the UE data i.e. target data on the idle unauthorized unauthorized channel of channel, that is, target, and further can effectively be indicated on the PDCCH of next subframe of authorized frequency bands subframe corresponding with the unauthorized channel of the target the position of the target data.Further, in embodiments of the present invention, UE needs to prestore the UE data of (or multiple) unlicensed band subframe, and waits the instruction of the PDCCH of subframe on next authorized frequency bands after prestoring sub-frame data, if should The location information of UE data in the subframe prestored is indicated in PDCCH, i.e. there are when UE data for instruction, UE can be read out the UE data in the unlicensed band subframe prestored according to the location information that the PDCCH is indicated, the UE number of the reading is the target data that eNB is sent；If the location information of UE data, UE can drop the UE data of the unlicensed band subframe prestored in the subframe that the PDCCH is prestored there is no instruction.
Further alternative, the embodiment of the present invention applies also for multicarrier scene, then in addition to PDCCH indicates UE data position, also may further indicate which unlicensed band carrier wave is the UE data be located on.Then UE can read UE data from the position that the location information on the unlicensed band carrier wave indicates, to realize cross-carrier instruction according to the carrier wave and location information of the instruction.
It optionally, is the frame structure schematic diagram of another authorized frequency bands and unlicensed band provided in an embodiment of the present invention referring to Fig. 5, Fig. 5 together incorporated by reference to Fig. 2.Specifically, in embodiments of the present invention, unlike Fig. 3 corresponding embodiment, the end time of monitor channel be aligned at the beginning of PDCCH, that is, control channel on authorized frequency bands (i.e. with authorized frequency bands subframe alignment, or be known as be aligned with the monitor channel end time with the authorized frequency bands subframe end time).In embodiments of the present invention, the unauthorized channel of the target can be next subframe of subframe where monitor channel in unlicensed band, the unlicensed band free time is listened in monitor channel duration, then it can be using next subframe of unlicensed band subframe where the monitor channel as the unauthorized channel of the target.
Equally using the first data transmission equipment as base station, such as eNB is illustrated the data transmission procedure between eNB and UE for the second data transmission set is UE.In embodiments of the present invention, the monitor channel end time is aligned with the authorized frequency bands subframe end time in unlicensed band, wherein monitor channel duration can be configured by eNB.Within the scope of duration shared by monitor channel, whether the channel that eNB can be monitored always in the unlicensed band is occupied.If eNB listens to the channel busy in the unlicensed band, next monitor channel is waited to continue to monitor；If in monitor channel duration, current unauthorized channel is constantly in idle state, the corresponding unauthorized channel of next subframe of subframe where then eNB can seize the unauthorized channel immediately, and using the unauthorized channel seized as the unauthorized channel of target, to be carried out data transmission based on the unauthorized channel of the target.It is aligned at the beginning of authorized frequency bands subframe corresponding with subframe where the unauthorized channel of the target at the beginning of the unauthorized channel subframe time started of (the next subframe that can be considered monitor channel) on time started and authorized frequency bands seized at this time is synchronous namely the unauthorized channel of the target.
Further, on the unauthorized channel of the target, with the length range of the control channel in authorized frequency bands subframe in, eNB can be used different modes and be communicated with UE.Optionally, as shown in Figure 5, in the corresponding authorized frequency bands subframe PDCCH length range of the unauthorized channel of target, eNB can send garbage signal on target unlicensed band channel, i.e., the unauthorized channel of the target does not send the target data for needing to transmit in the length range.The garbage signal can be some random sequence codes or fixed sequence program code, purpose is only for occupying the channel in the PDCCH length range in the authorized frequency bands subframe aligned in the unauthorized channel of the target, the unauthorized channel of the target is avoided to be seized by other data transmission sets, so that can start to send data by the unauthorized channel of the target in authorized frequency bands subframe PDCCH finish time.The location information of UE data under which in unlicensed band can be indicated still by the PDCCH on authorized frequency bands, where the location information of the i.e. described target data is packaged in the unauthorized channel of the target in the PDCCH of the corresponding authorized frequency bands subframe (or next subframe) of unlicensed band subframe, it specifically can refer to the associated description of the location information indicating mode in Fig. 4 a to Fig. 4 b, details are not described herein again, unlike the embodiments above, the instruction of PDCCH is always effective in the embodiment of the present invention.Optionally, in the corresponding authorized frequency bands subframe of the unauthorized channel of the target in PDCCH length range, can also be the unauthorized channel configuration control channel of the target, such as PDCCH, and the PDCCH of the configuration instruction target data the unauthorized channel of target location information.Wherein, the length of the control channel of the unauthorized channel of the target can be configured to be consistent with the length of the PDCCH of authorized frequency bands subframe, can also be separately configured, the embodiment of the present invention is without limitation.UE is by reading the PDCCH in unlicensed band you can learn that UE data are in the position where the unauthorized channel at this time.Optionally, where the unauthorized channel of the target in the length range of unlicensed band subframe, the target data can be sent by the unauthorized channel of the target immediately, will the unauthorized channel of the target be completely used for send UE data, UE data can be indicated still by the PDCCH on authorized frequency bands in the position of the unauthorized channel of the target under which, it specifically can refer to the associated description of the location information indicating mode in Fig. 4 a to Fig. 4 b, details are not described herein again.
Wherein, the corresponding target data of one or more user equipmenies can be transmitted in unlicensed band subframe where the unauthorized channel of the target, to promote band resource utilization rate, the length of of length no more than unlicensed band subframe of the corresponding target data of one or more user equipment.
Fig. 6 is referred to, Fig. 6 is the flow diagram of another communication means based on unlicensed band provided in an embodiment of the present invention.Specifically, method described in the embodiment of the present invention can be applied in the second data transmission set, which is the receiving end in communication system, is specifically as follows above-mentioned communication system User equipment in system, or the base station in the communication system, as shown in fig. 6, the communication means based on unlicensed band of the embodiment of the present invention may comprise steps of:
201, location information of the target data in unlicensed band of first data transmission equipment transmission is obtained.
Wherein, the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel.The control channel of the authorized frequency bands is the control channel in next subframe of the control channel or the corresponding authorized frequency bands subframe of target data place unlicensed band subframe where the target data in the corresponding authorized frequency bands subframe of unlicensed band subframe (i.e. above-mentioned " the unauthorized channel of target ")；The control channel of the unlicensed band is the control channel where the target data in unlicensed band subframe.
202, the target data that the first data transmission equipment is sent by unlicensed band is obtained in the location information of unlicensed band according to the target data.
In specific embodiment, the second data transmission set after determining and needing the location information of received target data in unlicensed band, can the instruction based on the location information read the target data from corresponding unauthorized channel.
Specifically, using the first data transmission equipment as base station, such as eNB for the second data transmission set is UE, is illustrated the UE process for receiving data.After getting the location information of target data, the UE data for the unauthorized channel that can be indicated the location information are decoded UE, if successfully decoded, using the UE data of the position as the received target data of needs；Otherwise, UE can drop the UE data of the position.
Optionally, if the location information of the target data is in the control channel for the next subframe for being packaged in the corresponding authorized frequency bands subframe of target data place unlicensed band subframe, namely data are preceding, location information is when rear, it is described to obtain target data that first data transmission equipment is sent in the location information of unlicensed band, it can be with specifically: the user data that storage first data transmission equipment is sent by current unauthorized channel；Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；If so, obtain the location information of the user data, and the target data sent using the location information of the user data as first data transmission equipment is in the location information of unlicensed band.
Specifically, such as eNB, for the second data transmission set is UE, PDCCH can indicate to authorize frequently in unlicensed band with where the PDCCH on authorized frequency bands using the first data transmission equipment as base station Data in the previous subframe of unlicensed band subframe with subframe alignment.Whether eNB can determine the downlink data for the being packaged with UE i.e. target data in unlicensed band subframe, so as to determine that there are effectively indicated on the PDCCH of next subframe of the authorized frequency bands subframe of unlicensed band subframe alignment where the target data the position of the target data when target data.Thus, UE needs to prestore the data of (or multiple) unlicensed band subframe, and wait the instruction for prestoring the PDCCH of the subframe on next authorized frequency bands after sub-frame data, if indicating the location information of UE data in the subframe prestored in the PDCCH, i.e. there are when UE data for instruction, UE can be read out the UE data in the unlicensed band subframe prestored according to the location information that the PDCCH is indicated, the UE number of the reading is the target data that eNB is sent；If the location information of the UE data, UE can drop the UE data of the unlicensed band subframe prestored in the subframe that the PDCCH is prestored there is no instruction.To which UE can read out the received target data of the needs according to location information of the target data in unlicensed band from the data prestored.
In embodiments of the present invention, whether first data transmission equipment passes through the unauthorized channel of monitor channel monitoring configured idle, to seize the unauthorized channel when listening to unauthorized channel idle, and the target data for needing to transmit is sent to the second data transmission set by the unauthorized channel, and the target data is sent in the location information of the unauthorized channel to second data transmission set, to realize the data transmission between data transmission set in unlicensed band, realization existing communication system coexists with systems other in unlicensed band.The embodiment of the present invention is by introducing monitor channel, unlicensed band channel is carried out as unit of wireless sub-frame such as LTE subframe lengths to seize, unlicensed band resource is obtained using competitive way to realize, its principle for following listem-before-talk in unlicensed band, realize making full use of for effective cooperation and the unlicensed band resource between the system in existing unlicensed band, LTE user is directly unloaded to WLAN in compared with the prior art, the embodiment of the present invention realizes LTE and system such as Wi-Fi the coexisting in unlicensed band in existing unlicensed band, so as to obtain higher overall system throughput.
Fig. 7 is referred to, Fig. 7 is a kind of structural schematic diagram of communication device based on unlicensed band of the embodiment of the present invention.Specifically, device described in the embodiment of the present invention may be disposed in first data transmission equipment, which can be the transmitting terminal in communication system, the base station in specially above-mentioned communication system, or the user equipment in the communication system.As shown in fig. 7, the communication device based on unlicensed band of the embodiment of the present invention may include monitoring unit 11, channels determining unit 12 and data transmission unit 13.Wherein,
The monitoring unit 11, for whether occupied monitoring unauthorized channel by the monitor channel configured when there is the target data for needing to send by unlicensed band.
Wherein, the unauthorized channel is the channel in unlicensed band, specifically can be corresponding with the subframe in unlicensed band.
The channels determining unit 12, for the monitoring unit 11 listen to unauthorized channel it is unoccupied when, seize the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission.
The data transmission unit 13 for sending the target data to the second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set.
In an alternate embodiment of the invention, the end time of control channel in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel is aligned, and the length of of length no more than control channel of the monitor channel.
Wherein, unlicensed band subframe where the unauthorized channel of the target is to listen to unlicensed band subframe where the unappropriated monitor channel of unauthorized channel.
In an alternate embodiment of the invention, it is aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
Wherein, unlicensed band subframe where the unauthorized channel of the target is next subframe of unlicensed band subframe where listening to the unappropriated monitor channel of unauthorized channel.
Specifically, the monitor channel can be configured in each subframe in unlicensed band, it can be corresponding with the control channel in authorized frequency bands subframe in the position in unlicensed band subframe, i.e. the end time of monitor channel is aligned with the control channel end time of authorized frequency bands subframe, or, monitor channel is aligned, etc. in the most end position of unlicensed band subframe at the beginning of the end time of monitor channel and authorized frequency bands subframe.It should be understood that the end time of monitor channel under the scene being aligned at the beginning of authorized frequency bands subframe, the monitor channel monitor whether occupied unauthorized channel can refer specifically to next subframe of unlicensed band subframe where monitor channel.
Optionally, the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
Further alternative, the location information of the target data is packaged in where the unauthorized channel of the target In the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
It is further alternative, where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
Further, in an alternate embodiment of the invention,
The data transmission unit 13, it may also be used in the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, the garbage signal for being used for busy channel is sent by the unauthorized channel of the target.
Wherein, the garbage signal can be some random sequence codes or fixed sequence program code, it does not include the target data for needing to transmit, and be only for occupying the channel in the control channel length range in the authorized frequency bands subframe aligned in the unauthorized channel of the target, avoid the unauthorized channel of the target from being seized by other data transmission sets.
Further, in an alternate embodiment of the invention,
The data transmission unit 13, it can also be used in the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, for the unauthorized channel configuration control channel of the target, the control channel of configuration includes location information of the target data in the unauthorized channel of the target.
That is, the target data sent by unauthorized channel can be in the location information of the unauthorized channel through authorized frequency bands instruction, it is also possible to through unlicensed band instruction, the embodiment of the present invention is without limitation.
Fig. 8 is referred to, Fig. 8 is the structural schematic diagram of another communication device based on unlicensed band of the embodiment of the present invention.Specifically, device described in the embodiment of the present invention may be disposed in the second data transmission set, which can be the receiving end in communication system, the user equipment in specially above-mentioned communication system, or the base station in the communication system.As shown in figure 8, the communication device based on unlicensed band of the embodiment of the present invention may include position acquisition unit 21 and data capture unit 22.Wherein,
The position acquisition unit 21, for obtaining location information of the target data in unlicensed band of first data transmission equipment transmission.
Wherein, the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel.The control channel of the authorized frequency bands is unauthorized frequency where the target data With the control channel where the control channel or the target data in the corresponding authorized frequency bands subframe of subframe (i.e. above-mentioned " the unauthorized channel of target ") in next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe；The control channel of the unlicensed band is the control channel where the target data in unlicensed band subframe.
The data capture unit 22, for, in the location information of unlicensed band, obtaining the target data that the first data transmission equipment is sent by unlicensed band according to the target data.
In specific embodiment, after position acquisition unit 21 determines and needs the location information of received target data in unlicensed band, data capture unit 22 can the instruction based on the location information read the target data from corresponding unauthorized channel.
In an alternate embodiment of the invention, if the location information of the target data is in the control channel for the next subframe for being packaged in the corresponding authorized frequency bands subframe of target data place unlicensed band subframe, namely data, preceding, when rear, the position acquisition unit 21 can be specifically used for location information:
Store the user data that first data transmission equipment is sent by current unauthorized channel；
Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
If so, obtain the location information of the user data, and the target data sent using the location information of the user data as first data transmission equipment is in the location information of unlicensed band.
In embodiments of the present invention, whether first data transmission equipment passes through the unauthorized channel of monitor channel monitoring configured idle, to seize the unauthorized channel when listening to unauthorized channel idle, and the target data for needing to transmit is sent to the second data transmission set by the unauthorized channel, and the target data is sent in the location information of the unauthorized channel to second data transmission set, to realize the data transmission between data transmission set in unlicensed band, realization existing communication system coexists with systems other in unlicensed band.The embodiment of the present invention is by introducing monitor channel, unlicensed band channel is carried out as unit of wireless sub-frame such as LTE subframe lengths to seize, unlicensed band resource is obtained using competitive way to realize, its principle for following listem-before-talk in unlicensed band realizes making full use of for effective cooperation and the unlicensed band resource between the system in existing unlicensed band.
Further, Fig. 9 is referred to, Fig. 9 is a kind of structural schematic diagram of communication system based on unlicensed band of the embodiment of the present invention.Specifically, system described in the embodiment of the present invention includes first data transmission equipment 1 and the second data transmission set 2；Wherein,
The first data transmission equipment 1, for monitoring whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band by the monitor channel configured when there is the target data for needing to send by unlicensed band；If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；The target data is sent to second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set 2；
Second data transmission set 2, for receiving location information of the target data in the unauthorized channel of the target of the transmission of first data transmission equipment 1；According to the target data in the location information of the unauthorized channel of the target, the target data that the first data transmission equipment 1 is sent by the unauthorized channel of the target is obtained.
Specifically, second data transmission set is the user equipment under the base station cell if the first data transmission equipment is base station；If the first data transmission equipment is user equipment, which is base station.The first data transmission equipment can be referring in particular to the associated description of Fig. 1-5 and Fig. 7 corresponding embodiment, which can be referring in particular to the associated description of Fig. 6 and Fig. 8 corresponding embodiment, and details are not described herein again.
In embodiments of the present invention, whether first data transmission equipment passes through the unauthorized channel of monitor channel monitoring configured idle, to seize the unauthorized channel when listening to unauthorized channel idle, and the target data for needing to transmit is sent to the second data transmission set by the unauthorized channel, and the target data is sent in the location information of the unauthorized channel to second data transmission set, to realize the data transmission between data transmission set in unlicensed band, realization existing communication system coexists with systems other in unlicensed band.
Referring to Figure 10, Figure 10 is a kind of structural schematic diagram of data transmission set provided in an embodiment of the present invention, specifically, as shown in Figure 10, the data transmission set of the embodiment of the present invention includes: communication interface 300, memory 200 and processor 100, and the processor 100 is connect with the communication interface 300 and the memory 200 respectively.The memory 200 can be high speed RAM memory, be also possible to non-labile memory (non-volatile memory), for example, at least a magnetic disk storage.Data connection can be carried out by bus between the communication interface 300, memory 200 and processor 100, it can also data connection by other means.It is illustrated in the present embodiment with bus connection.Specifically, the data transmission set in the embodiment of the present invention can be opposite with the first data transmission equipment in above-mentioned Fig. 1-9 It answers, and can be specially the base station in communication network or user equipment, specifically please refer to the associated description of first data transmission equipment in Fig. 1-9 corresponding embodiment.Wherein,
The memory 200 is used for storage driving software；
The processor 100 reads the drive software from the memory and executes under the action of the drive software:
When there is the target data for needing to send by unlicensed band, monitor whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band by the monitor channel configured；
If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；
The target data is sent to another data transmission set based on the communication interface 300 and by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to another data transmission set.
Wherein, another data transmission set can be corresponding with the second above-mentioned data transmission set.
Optionally, the end time of the control channel in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel is aligned, and the length of of length no more than control channel of the monitor channel.
Optionally, it is aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
It is further alternative, where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
It is further alternative, where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
Further alternative, the processor 100 from the memory 200 reads the drive software and under the action of the drive software, is also used to execute following steps:
In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, the garbage signal for being used for busy channel is sent by the unauthorized channel of the target；Alternatively,
It is the unauthorized channel configuration control channel of the target, the control channel of configuration in the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target Including the target data the unauthorized channel of the target location information.
Further alternative, the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
Referring to Figure 11, Figure 11 is the structural schematic diagram of another data transmission set provided in an embodiment of the present invention, specifically, as shown in figure 11, the data transmission set of the embodiment of the present invention includes: communication interface 600, memory 500 and processor 400, and the processor 400 is connect with the communication interface 600 and the memory 500 respectively.The memory 500 can be high speed RAM memory, be also possible to non-labile memory (non-volatile memory), for example, at least a magnetic disk storage.Data connection can be carried out by bus between the communication interface 600, memory 500 and processor 400, it can also data connection by other means.It is illustrated in the present embodiment with bus connection.Specifically, the data transmission set in the embodiment of the present invention can be corresponding with the second data transmission set in above-mentioned Fig. 1-9, and can be specially user equipment, or be the base station in communication network, specifically please refer to the associated description of the second data transmission set in Fig. 1-9 corresponding embodiment.Wherein,
The memory 500 is used for storage driving software；
The processor 400 reads the drive software from the memory and executes under the action of the drive software:
Target data that another data transmission set is sent is obtained in the location information of unlicensed band by the communication interface 600, and the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel；
According to the target data in the location information of unlicensed band, the target data that another data transmission set is sent by unlicensed band is obtained.
Wherein, another data transmission set can be corresponding with above-mentioned first data transmission equipment.
Optionally, the processor 400 reads the drive software from the memory 500 and executes the target data for obtaining another data transmission set transmission under the action of the drive software in the location information of unlicensed band, specifically executes following steps:
Store the user data that another data transmission set is sent by current unauthorized channel；
Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
If so, obtaining the location information of the user data, and the location information of the user data is made Location information of the target data sent for another data transmission set in unlicensed band.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in some embodiment, reference can be made to the related descriptions of other embodiments.
In several embodiments provided by the present invention, it should be understood that disclosed device and method may be implemented in other ways.Such as, the apparatus embodiments described above are merely exemplary, such as, the division of the unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit, can be electrical property, mechanical or other forms.
It is described this unit may or may not be physically separated as illustrated by the separation member, component shown as a unit may or may not be physical unit, it can in one place, or may be distributed over multiple network units.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, the functional units in various embodiments of the present invention may be integrated into one processing unit, it is also possible to each unit and physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated unit both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit, can store in a computer readable storage medium.Above-mentioned SFU software functional unit is stored in a storage medium, it uses including some instructions so that a computer equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the part steps of each embodiment the method for the present invention.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), the various media that can store program code such as random access memory (Random Access Memory, RAM), magnetic or disk.
Those skilled in the art can be understood that, for convenience and simplicity of description, only it is illustrated with the division of above-mentioned each functional unit, in practical application, it can according to need and complete above-mentioned function distribution by different functional units, the internal structure of device is divided into different functional units, to complete all or part of the functions described above.The specific work process of the device of foregoing description can refer to aforementioned Corresponding process in embodiment of the method, details are not described herein.
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；Although present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it is still possible to modify the technical solutions described in the foregoing embodiments, or equivalent substitution of some or all of the technical features；And these are modified or replaceed, the range for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.

Claims (33)

  1. A kind of communication means based on unlicensed band, which is characterized in that the method is applied in first data transmission equipment, comprising:
    Monitor whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band by the monitor channel configured；
    If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；
    The target data for needing to transmit is sent to the second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set.
  2. According to the method for claim 1, it is characterized in that, the length of unlicensed band subframe in the unlicensed band is identical as the length of authorized frequency bands subframe on authorized frequency bands, and the unlicensed band subframe is aligned in the time domain with the authorized frequency bands subframe.
  3. Method according to claim 1 or 2, it is characterized in that, the end time of control channel in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel is aligned, and the length of of length no more than control channel of the monitor channel.
  4. Method according to claim 1 or 2, which is characterized in that be aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
  5. The method according to claim 3 or 4, which is characterized in where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  6. The method according to claim 3 or 4, which is characterized in that the position of the target data Information encapsulation is where the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  7. According to the method described in claim 4, it is characterized in that, the method also includes:
    In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, the garbage signal for being used for busy channel is sent by the unauthorized channel of the target；Alternatively,
    In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, for the unauthorized channel configuration control channel of the target, the control channel of configuration includes location information of the target data in the unauthorized channel of the target；Alternatively,
    In the length range of unlicensed band subframe, the target data is being sent by the unauthorized channel of the target where the unauthorized channel of the target.
  8. Method according to claim 1-7, which is characterized in that the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
  9. A kind of communication means based on unlicensed band, which is characterized in that the method is applied in the second data transmission set, comprising:
    The target data of first data transmission equipment transmission is obtained in the location information of unlicensed band, the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel；
    According to the target data in the location information of unlicensed band, the target data that the first data transmission equipment is sent by unlicensed band is obtained.
  10. According to the method described in claim 9, it is characterized in that, it is described obtain first data transmission equipment send target data unlicensed band location information, comprising:
    Store the user data that first data transmission equipment is sent by current unauthorized channel；
    Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
    If so, obtain the location information of the user data, and the target data sent using the location information of the user data as first data transmission equipment is in the location information of unlicensed band.
  11. A kind of communication device based on unlicensed band, which is characterized in that described device is set in first data transmission equipment, comprising:
    Monitoring unit monitors whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band for the monitor channel by configuring；
    Channels determining unit, for the monitoring unit listen to unauthorized channel it is unoccupied when, seize the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；
    Data transmission unit for sending the target data for needing to transmit to the second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set.
  12. Device according to claim 11, it is characterized in that, the length of unlicensed band subframe in the unlicensed band is identical as the length of authorized frequency bands subframe on authorized frequency bands, and the unlicensed band subframe is aligned in the time domain with the authorized frequency bands subframe.
  13. Device according to claim 11 or 12, it is characterized in that, the end time of control channel in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel is aligned, and the length of of length no more than control channel of the monitor channel.
  14. Device according to claim 11 or 12, which is characterized in that be aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
  15. Device described in 3 or 14 according to claim 1, which is characterized in where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  16. Device described in 3 or 14 according to claim 1, which is characterized in where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  17. Device according to claim 14, which is characterized in that
    The data transmission unit is also used in the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, and the garbage signal for being used for busy channel is sent by the unauthorized channel of the target.
  18. Device according to claim 14, which is characterized in that
    The data transmission unit, it is also used in the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, for the unauthorized channel configuration control channel of the target, the control channel of configuration includes location information of the target data in the unauthorized channel of the target.
  19. Device according to claim 14, which is characterized in that
    The data transmission unit is also used in the length range of unlicensed band subframe, sending the target data by the unauthorized channel of the target where the unauthorized channel of the target.
  20. The described in any item devices of 1-19 according to claim 1, which is characterized in that the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
  21. A kind of communication device based on unlicensed band, which is characterized in that described device is set in the second data transmission set, comprising:
    Position acquisition unit, for obtain first data transmission equipment transmission target data in the location information of unlicensed band, the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel；
    Data capture unit, for, in the location information of unlicensed band, obtaining institute according to the target data State the target data that first data transmission equipment is sent by unlicensed band.
  22. Device according to claim 21, which is characterized in that the position acquisition unit is specifically used for:
    Store the user data that first data transmission equipment is sent by current unauthorized channel；
    Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
    If so, obtain the location information of the user data, and the target data sent using the location information of the user data as first data transmission equipment is in the location information of unlicensed band.
  23. A kind of data transmission set characterized by comprising communication interface, memory and processor, the processor are connect with the communication interface and the memory respectively；Wherein,
    The memory is used for storage driving software；
    The processor reads the drive software from the memory and executes under the action of the drive software:
    Monitor whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band by the monitor channel configured；
    If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；
    The target data for needing to transmit is sent to another data transmission set based on the communication interface and by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to another data transmission set.
  24. Data transmission set according to claim 23, it is characterized in that, the length of unlicensed band subframe in the unlicensed band is identical as the length of authorized frequency bands subframe on authorized frequency bands, and the unlicensed band subframe is aligned in the time domain with the authorized frequency bands subframe.
  25. The data transmission set according to claim 23 or 24, which is characterized in that in the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel Control channel end time alignment, and the length of of length no more than control channel of the monitor channel.
  26. The data transmission set according to claim 23 or 24, which is characterized in that be aligned at the beginning of the control channel in next subframe of the end time of monitor channel authorized frequency bands subframe corresponding with unlicensed band subframe where the monitor channel.
  27. The data transmission set according to claim 25 or 26, which is characterized in where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  28. The data transmission set according to claim 25 or 26, which is characterized in where the location information of the target data is packaged in the unauthorized channel of the target in the control channel of next subframe of the corresponding authorized frequency bands subframe of unlicensed band subframe.
  29. Data transmission set according to claim 26, which is characterized in that the processor is also used to execute following steps from the memory reading drive software and under the action of the drive software:
    In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, the garbage signal for being used for busy channel is sent by the unauthorized channel of the target；Alternatively,
    In the control channel length range in the corresponding authorized frequency bands subframe of unlicensed band subframe where the unauthorized channel of the target, for the unauthorized channel configuration control channel of the target, the control channel of configuration includes location information of the target data in the unauthorized channel of the target；Alternatively,
    In the length range of unlicensed band subframe, the target data is being sent by the unauthorized channel of the target where the unauthorized channel of the target.
  30. According to the described in any item data transmission sets of claim 23-29, which is characterized in that the corresponding service priority of the target data is higher, and the length of the monitor channel of configuration is smaller.
  31. A kind of data transmission set characterized by comprising communication interface, memory and processor, the processor are connect with the communication interface and the memory respectively；Wherein,
    The memory is used for storage driving software；
    The processor reads the drive software from the memory and executes under the action of the drive software
    Target data that another data transmission set is sent is obtained in the location information of unlicensed band by the communication interface, and the location information of the target data is packaged in in the control channel of authorized frequency bands or unlicensed band control channel；
    According to the target data in the location information of unlicensed band, the target data that another data transmission set is sent by unlicensed band is obtained.
  32. Data transmission set according to claim 31, it is characterized in that, the processor reads the drive software from the memory and executes the target data for obtaining another data transmission set transmission under the action of the drive software in the location information of unlicensed band, specifically executes following steps:
    Store the user data that another data transmission set is sent by current unauthorized channel；
    Whether detect in the control channel of next subframe of authorized frequency bands subframe corresponding with unlicensed band subframe where the current unauthorized channel includes location information of the user data in the current unauthorized channel；
    If so, obtain the location information of the user data, and the target data sent using the location information of the user data as another data transmission set is in the location information of unlicensed band.
  33. A kind of communication system based on unlicensed band characterized by comprising first data transmission equipment and the second data transmission set；Wherein,
    The first data transmission equipment monitors whether unauthorized channel is occupied, and the unauthorized channel is the channel in unlicensed band for the monitor channel by configuring；If it is not, then seizing the unappropriated unauthorized channel, and using the unauthorized channel as the unauthorized channel of the target for being used to carry out data transmission；The target data for needing to transmit is sent to second data transmission set by the unauthorized channel of the target, and sends the target data in the location information of the unauthorized channel of the target to second data transmission set；
    Second data transmission set, for receiving location information of the target data in the unauthorized channel of the target of the first data transmission equipment transmission；According to the target data in the location information of the unauthorized channel of the target, the target data that the first data transmission equipment is sent by the unauthorized channel of the target is obtained.
CN201680085519.1A 2016-05-31 2016-05-31 A kind of communication means based on unlicensed band, relevant device and system Pending CN109155922A (en)

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