CN105103633A - Method and device for data communication - Google Patents

Method and device for data communication Download PDF

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Publication number
CN105103633A
CN105103633A CN201480001172.9A CN201480001172A CN105103633A CN 105103633 A CN105103633 A CN 105103633A CN 201480001172 A CN201480001172 A CN 201480001172A CN 105103633 A CN105103633 A CN 105103633A
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China
Prior art keywords
subframe
frame
specific data
sub
base station
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CN201480001172.9A
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CN105103633B (en
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范霄安
郑娟
李强
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China Science And Technology Innovation Center Fuzhou Co ltd
Shenzhen Shangge Intellectual Property Service Co ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • H04B7/2656—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA] for structure of frame, burst
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes

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

Abstract

Provided in embodiments of the present invention are a method and device for data communication. The method comprises: in a radio frame, a base station uses at least one subframe in at least one subframe set in the radio frame to receive and/or transmit specific data, where the subframe set comprises: a subframe that can be configured as an MBSFN subframe and a special subframe, the specific data comprises a network listening signal and/or data that does not need to be received by a user of an earlier version. This allows the base station to learn the maximum sets that can be configured by a system for receiving and/or transmitting the specific data and/or to learn directly the subframe position at where another base station is receiving and/or transmitting the specific data, and implements a unified design for FDD systems and TDD systems and a unified design for MBSFN subframes and special subframes, thus reducing the number of times that blind detection is required for the base station to determine the subframe position for receiving and/or transmitting the specific data.

Description

Method and device for data communication
The method and apparatus of data communication
Technical field
The present embodiments relate to the communication technology, more particularly to a kind of method and apparatus of data communication.Background technology
In order to tackle surging for data service traffic demand, on the basis of traditional macro base station cellular network, operator's substantial amounts of femto cell in some indoor or outdoors hot zones dense deployments.To ensure between macro base station and each femto cell, normal data transfer between each femto cell, need to realize that clock is synchronous between macro base station and femto cell, between each femto cell.Clock synchronously includes time synchronized and/or Frequency Synchronization.When realizing Frequency Synchronization between each femto cell and between femto cell and macro base station, refer to the frequency error of each femto cell or macro base station in the threshold range of setting；When realizing time synchronized between each femto cell and between femto cell and macro base station, refer to the deviation sent between timing of each femto cell, or, each femto cell sends the deviation received between timing being timed to up to same user device end, or, the deviation sent between timing of each femto cell and macro base station, or, each femto cell and macro base station send timing and reach the deviation received between timing at same user device end in the threshold range of setting.
In view of factors such as deployment scenario, cost and the complexities of realization, generally, between the femto cell of dense deployment, network intercepting can be passed through（Network listening) realize that clock is synchronous, i.e., it is synchronous that the clock sync signal that part femto cell is provided by extraneous synchronisation source obtains clock, and clock sync signal is provided so that other femto cell also realize that clock is synchronous, that is, between standing synchronously for other femto cell as synchronisation source.Wherein, extraneous synchronisation source can be：GLONASS（Global Navigation Satellite System, referred to as：GNSS) such as global positioning system（Global Positioning System, referred to as：GPS), wired network clock and femto cell have macro base station of covering overlapping area etc..
Target BS receives the synchronizing signal of source base station transmission, such as network intercepting reference signal by way of blind Detecting（Network Listening Reference Signal, referred to as：NLRS it is) synchronous between station to realize, but, if target BS can't detect the synchronizing signal of source base station transmission, that understands mistake judges that the clock synchronization information of source base station is unavailable, source base station can be reselected, and during target BS reselects source base station, it is impossible to served user equipment, the waste of a large amount of Radio Resources can be caused. The content of the invention
The embodiment of the present invention provides a kind of method and apparatus of data communication, to reduce the blind check number of times required for base station determination receives and/or sent the subframe position of specific data, it is ensured that synchronous between the station between source base station and target BS.
In a first aspect, the embodiment of the present invention provides a kind of base station, including：
Processing module, in radio frames, receiving and/or sending specific data using at least one subframe at least one sub-frame set in the radio frames；Wherein, the sub-frame set includes：The subframe and special subframe of multicast broadcast multimedia service SFN MBSFN sub-frame can be configured to；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
In the first possible implementation of first aspect, the sub-frame set also includes sub-frame of uplink.In second of possible implementation of first aspect, in FDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
In the third possible implementation of first aspect, in TDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
In the 4th kind of possible implementation of first aspect, in TDD system, the subframe of the special subframe can be configured in the sub-frame set：2nd subframe, the 7th subframe.
With reference to first aspect to the 4th kind of possible implementation, in the 5th kind of possible implementation, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for sending the specific data, the base station sends the specific data in the non-unicast region of the MBSFN sub-frame.
With reference to first aspect to the 4th kind of possible implementation, in the 6th kind of possible implementation, in the FDD system and/or the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame. With reference to first aspect to the 4th kind of possible implementation, in the 7th kind of possible implementation, in the TDD systems, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
With reference to first aspect to the 4th kind of possible implementation, in the 8th kind of possible implementation, in the TDD systems, if at least one subframe for sending the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is configured to sub-frame of uplink by broadcasting the message, then the base station sends specific data in the MBSFN sub-frame；Or, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
With reference to first aspect to the 4th kind of possible implementation; in the 9th kind of possible implementation; in the TDD system; if being the special subframe at least one subframe for sending the specific data, the base station sends the specific data in the protection period GP of the special subframe；Or, the base station sends the specific data in the GP and descending pilot frequency time slot DwPTS of the special subframe.
With reference to first aspect to the 4th kind of possible implementation, in the tenth kind of possible implementation, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for receiving the specific data, the base station receives the specific data in the non-unicast region of the MBSFN sub-frame.
With reference to first aspect to the 4th kind of possible implementation, in a kind of the tenth possible implementation, in the FDD system and/or the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the base station is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration.
With reference to first aspect to the 4th kind of possible implementation, in the 12nd kind of possible implementation, in the TDD systems, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that by the sub-frame of uplink of broadcast message configuration, then the base station receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.
With reference to first aspect to the 4th kind of possible implementation; in the 13rd kind of possible implementation; in the TDD system; if being special subframe at least one subframe for receiving the specific data, the base station receives the specific data in the protection period GP of the special subframe.
With reference to first aspect to the 13rd kind of possible implementation, in the 14th kind of possible implementation In, the processing module is additionally operable to：
By the configuration cycle of the radio frames for receiving and/or sending the specific data, configuration skew, it is determined that the radio frames for receiving and/or sending the specific data.
Existed according to the 14th of first aspect the kind of possible implementation, in the 15th kind of possible implementation, in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data is represented by the form of bitmap；Or, the subframe for being used to receive and/or send the specific data is represented by binary form.
Second aspect, the embodiment of the present invention provides a kind of method of data communication, including：
Base station is received and/or sent specific data using at least one subframe at least one sub-frame set in the radio frames in radio frames；Wherein, the sub-frame set includes：The subframe and special subframe of multicast broadcast multimedia service SFN MBSFN sub-frame can be configured to；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
In the first possible implementation of second aspect, the sub-frame set also includes sub-frame of uplink.In second of possible implementation of second aspect, in FDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
In the third possible implementation of second aspect, in TDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
In the 4th kind of possible implementation of second aspect, in TDD system, the subframe of the special subframe can be configured in the sub-frame set：2nd subframe, the 7th subframe.
With reference to second aspect to the 4th kind of possible implementation, in the 5th kind of possible implementation, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for sending the specific data, the base station sends the specific data in the non-unicast region of the MBSFN sub-frame.
With reference to second aspect to the 4th kind of possible implementation, in the 6th kind of possible implementation, in the FDD system and/or the TDD system, if for sending at least the one of the specific data Individual subframe is the MBSFN sub-frame, then the base station sends the specific data in the MBSFN sub-frame.
With reference to second aspect to the 4th kind of possible implementation, in the 7th kind of possible implementation, in the TDD systems, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
With reference to second aspect to the 4th kind of possible implementation, in the 8th kind of possible implementation, in the TDD systems, if at least one subframe for sending the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is configured to sub-frame of uplink by broadcasting the message, then the base station sends specific data in the MBSFN sub-frame；Or, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
With reference to second aspect to the 4th kind of possible implementation; in the 9th kind of possible implementation; in the TDD system; if being the special subframe at least one subframe for sending the specific data, the base station sends the specific data in the protection period GP of the special subframe；Or, the base station sends the specific data in the GP and descending pilot frequency time slot DwPTS of the special subframe.
With reference to second aspect to the 4th kind of possible implementation, in the tenth kind of possible implementation, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for receiving the specific data, the base station receives the specific data in the non-unicast region of the MBSFN sub-frame.
With reference to second aspect to the 4th kind of possible implementation, in a kind of the tenth possible implementation, in the FDD system and/or the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the base station is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration.
With reference to second aspect to the 4th kind of possible implementation, in the 12nd kind of possible implementation, in the TDD systems, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that by the sub-frame of uplink of broadcast message configuration, then the base station receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.
With reference to second aspect to the 4th kind of possible implementation, in the 13rd kind of possible implementation, in the TDD system, if at least one subframe for receiving the specific data is special subframe, Then the base station receives the specific data in the protection period GP of the special subframe.With reference to second aspect to the 13rd kind of possible implementation, in the 14th kind of possible implementation, in addition to：
The base station is offset by configuration cycles of the radio frames for receiving and/or sending the specific data, configuration, it is determined that the radio frames for receiving and/or sending the specific data.
Existed according to the 14th of second aspect the kind of possible implementation, in the 15th kind of possible implementation, in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data is represented by the form of bitmap；Or, the subframe for being used to receive and/or send the specific data is represented by binary form.
The technical scheme of the present embodiment, by base station in the radio frames for receiving and/or sending specific data, is received and/or is sent the specific data using at least one subframe in sub-frame set；Wherein, the sub-frame set includes subframe and the special subframe for being configurable to MBSFN sub-frame；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive, base station can be made to know that system is configurable to receive and/or sends the maximum set of specific data, and/or directly know that other base stations receive and/or sent the subframe position of specific data, realize FDD（Frequency Division Duplex, referred to as：FDD) system and time division duplex（Time Division Duplex, referred to as：TDD) the Uniting of system, and MBSFN sub-frame and special subframe Uniting, determine to receive and/or send blind check number of times required for the subframe position of specific data so as to reduce base station.Brief description of the drawings is in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the required accompanying drawing used in embodiment or description of the prior art will be briefly described below, apparently, drawings in the following description are some embodiments of the present invention, for those of ordinary skill in the art, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of base station embodiment of the present invention；
Fig. 2 is the flow chart of the embodiment of the method one of data communication of the present invention；
Fig. 3 for data communication of the present invention method in MBSFN sub-frame subframe structure schematic diagram.Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with this hair Accompanying drawing in bright embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Fig. 1 is the structural representation of base station embodiment of the present invention.As shown in figure 1, the base station 10 that the present embodiment is provided can specifically include processing module 11.
The processing module 11 is used in radio frames, is received and/or sent specific data using at least one subframe at least one sub-frame set in the radio frames；Wherein, the sub-frame set includes：Multicast broadcast multimedia service SFN can be configured to（Multimedia Broadcast multicast service Single Frequency Network, referred to as：MBSFN) the subframe and special subframe of subframe；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
It is understood that in another application scenarios, the sub-frame set can also include sub-frame of uplink.
It should be noted that the radio frames for receiving and/or sending specific data can be one or multiple；Specific data can include network intercepting signal, and/or the data that lowest version user need not receive, and/or it is used for energy measuring, and/or the specific data for signal resolution in carrier selection process, wherein, the network intercepting signal can be used between base station realizing network intercepting, so that the synchronization between realizing base station；Lowest version user refers to, if the characteristic of X versions is supported in base station, lowest version user, which refers to, can only support the user of the characteristic less than X versions, for example, if the user of the characteristic of base station support version 10 (Release 10), version 8 (Release 8) and version 9 (Release 9) is lowest version user.The present embodiment is not limited this.
In actual application, in the radio frames for receiving and/or sending specific data, receive and/or send such as one subframe of at least one subframe of specific data, purposes for source base station each other and the different base station of target BS can be different, for example, for source base station, at least one described subframe can be used for sending the specific data, for target BS, at least one described subframe can be used for receiving the specific data；Purposes for source base station each other and the different base station of target BS can also be identical, such as at least one described subframe is used to send the specific data, or at least one described subframe is used to receive the specific data；For the purposes of the different base station of source base station and target BS can also be not identical each other, for example, at least one described subframe is used to send the specific data, or at least one described subframe is used to receive the specific data；For the not different base station of source base station and target BS each other Purposes can also be different
Specifically, in FDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
In TDD system, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
In TDD system, the subframe of the special subframe can be configured in the sub-frame set：2nd subframe, the 7th subframe.
If base station uses at least one subframe in sub-frame set to send the specific data, optionally, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for sending the specific data, the base station sends the specific data in the non-unicast region of the MBSFN sub-frame.
Optionally, in the FDD system and/or the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame.
Optionally, in the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
Optionally, in the TDD system, if it is the MBSFN sub-frame at least one subframe for sending the specific data, and the MBSFN sub-frame is configured to sub-frame of uplink by broadcasting the message, then the base station sends specific data in the MBSFN sub-frame；Or, the base station sends the specific data in the MBSFN subframes in symbol in addition to up-downgoing conversion time.
Optionally, in the TDD system, if being the special subframe at least one subframe for sending the specific data, the base station sends the specific data in the protection period GP of the special subframe；Or, the base station sends the specific data in the GP and descending pilot frequency time slot DwPTS of the special subframe. If base station uses at least one subframe in sub-frame set to receive the specific data, optionally, in the FDD system and/or the TDD system, if being the MBSFN sub-frame at least one subframe for receiving the specific data, the base station receives the specific data in the non-unicast region of the MBSFN sub-frame.
Optionally, in the FDD system and/or the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the base station is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration.
Optionally, in the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that by the sub-frame of uplink of broadcast message configuration, then the base station receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.
Optionally, in the TDD system, if being special subframe at least one subframe for receiving the specific data, the base station receives the specific data in the protection period GP of the special subframe.
In practical application, the processing module 11 can be also used for configuration cycle by the radio frames for receiving and/or sending the specific data, configuration skew, it is determined that the radio frames for receiving and/or sending the specific data.
Specifically, in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data is represented by the form of bitmap；Or, the subframe for being used to receive and/or send the specific data is represented by binary form.
The base station of the present embodiment, by the processing module 11 in base station in radio frames, is received and/or is sent specific data using at least one subframe at least one sub-frame set in the radio frames；Wherein, the sub-frame set includes：The subframe and special subframe of MBSFN sub-frame can be configured to；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.Base station can be made to know that system is configurable to receive and/or sends the maximum set of specific data, and/or directly know that other base stations receive and/or sent the subframe position of specific data, realize the Uniting of FDD system and TDD system, and the Uniting of MBSFN sub-frame and special subframe, determine to receive and/or send the blind check number of times required for the subframe position of specific data so as to reduce base station.
Fig. 2 is the flow chart of the embodiment of the method one of data communication of the present invention.As shown in Fig. 2 the method for the data communication that the present embodiment is provided, can specifically be performed by base station, the method that the present embodiment is provided can include： S101, base station are received and/or sent specific data using at least one subframe at least one sub-frame set in the radio frames in radio frames；Wherein, the sub-frame set includes：It can be configured to
The subframe and special subframe of MBSFN sub-frame；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
It is understood that in another application scenarios, the sub-frame set can also include sub-frame of uplink.
It should be noted that the radio frames for receiving and/or sending specific data can be one or multiple；Specific data can include network intercepting signal, and/or the data that lowest version user need not receive, and/or it is used for energy measuring, and/or the specific data for signal resolution in carrier selection process, wherein, the network intercepting signal is used to realize network intercepting between base station, so that the synchronization between realizing base station；Lowest version user refers to, if the characteristic of X versions is supported in base station, lowest version user, which refers to, can only support the user of the characteristic less than X versions, for example, if the user of the characteristic of base station support version 10 (Release 10), version 8 (Release 8) and version 9 (Release 9) is lowest version user.The present embodiment is not limited this.
In actual application, in the radio frames for receiving and/or sending specific data, receive and/or send such as one subframe of at least one subframe of specific data, purposes for source base station each other and the different base station of target BS can be different, for example, for source base station, at least one described subframe can be used for sending the specific data, for target BS, at least one described subframe can be used for receiving the specific data；Purposes for source base station each other and the different base station of target BS can also be identical, such as at least one described subframe is used to send the specific data, or at least one described subframe is used to receive the specific data；For the purposes of the different base station of source base station and target BS can also be not identical each other, for example, at least one described subframe is used to send the specific data, or at least one described subframe is used to receive the specific data；For the purposes of the different base station of source base station and target BS can also be not different each other
Specifically, in FDD system, the subframe that the MBSFN sub-frame can be configured in the sub-frame set is：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.The subframe of the MBSFN sub-frame, which can be configured to, to be represented with the subframe with specific sub-frame call number.Specifically, following table is given in FDD system, and in a radio frames, the corresponding relation between subframe index number and different subframe positions.
Corresponding relation in 1 one radio frames of table between subframe index number and different subframe positions - individual radio frames
Sub 0123456789 frame ropes
Quotation marks
Sub- Cai Caicaicai adopts 10 subframe subframe subframe subframe subframe subframe subframe subframe subframe subframes of framing bit 123456789 for source base station, if being described at least one subframe for sending the specific data
MBSFN sub-frame, then the source base station send the specific data in the MBSFN sub-frame, or, the source base station sends the specific data in the non-unicast region of the MBSFN sub-frame.In the present embodiment, non-unicast region is to be directed to releaseFor 8 user equipmenies, MBSFN subframe structures as shown in Figure 2, unicast control area therein can include：Physical Downlink Control Channel（Physical Downlink Control Channel are referred to as：PDCCH), physical mixed ARQ indicates channel（Physical Hybrid ARQ Indicator Channel, referred to as：PHICH), Physical Control Format Indicator Channel (Physical Control Format Indicator Channel, abbreviation：PCFICH), cell specific reference signal（Cell-specific Reference Signal, referred to as：At least one of in CRS).
For target BS, if being described at least one subframe for receiving the specific data
MBSFN sub-frame, and the MBSFN sub-frame is that then the target BS can be in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration；Or, the target BS can receive the specific data in the non-unicast region of the MBSFN sub-frame.
Generally speaking, in FDD system, either source base station or target BS, the subframe when sending and/or receiving specific data in used sub-frame set, can be configured to MBSFN sub-frame, and the subframe of MBSFN sub-frame can be configured to be：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
Herein it should be noted that, either source base station or target BS, can be in the MBSFN subframes, or on all or part of time resource and/or frequency resource in the non-unicast region of the MBSFN sub-frame, receive and/or send the specific data.The MBSFN subframes may be configured to the subframe of MBSFN sub-frame, or MBSFN sub-frame can be configured to but subframe for MBSFN sub-frame is configured without, such as descending sub frame, or subframe index number is with that can configure MBSFN sub-frame call number identical descending sub frame and/or sub-frame of uplink. Specifically, in TDD system, the subframe that the MBSFN sub-frame can be configured in the sub-frame set is：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；Or, the subframe that the MBSFN sub-frame can be configured in the sub-frame set is：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe that the MBSFN sub-frame can be configured in the sub-frame set is：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
Optional, the subframe that the special subframe can be configured in the sub-frame set is：2nd subframe, the 7th subframe.
The subframe of the MBSFN sub-frame and special subframe, which can be configured to, to be represented with the subframe with specific sub-frame call number.Specifically, for TDD system, in a radio frames, corresponding relation between subframe index number and different subframe positions may be referred to above-mentioned table 1, in the following description, different subframe positions will be described using subframe index number, for example in a radio frames, corresponding m-th subframe is exactly following subframe M-1, for example, it is exactly following subframes 0 that first subframe is corresponding.
For source base station, in a kind of feasible implementation, if being the MBSFN sub-frame at least one subframe for sending the specific data, the source base station sends the specific data in the non-unicast region of the MBSFN sub-frame；Or, the source base station sends the specific data in the MBSFN sub-frame；Or, the source base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time, wherein it is described except up-downgoing transformation time include base station by reception state be converted into transmission state time and/or base station by time that transmission condition conversion is reception state.
Specifically, current Long Term Evolution（Long-term Evolution, referred to as：LTE) system is supported
TDD proportionings are as shown in table 2, and wherein D represents descending sub frame, and S represents special subframe, U represents sub-frame of uplink, now, is matched for the different TDD that source base station is configured, in addition to proportioning 0, can be configured to the subframe of MBSFN sub-frame includes at least one following subframe：Subframe 3, subframe 4, subframe 7, subframe 8, subframe 9, that is, remove other subframes outside the sub-frame of uplink 2 all included in subframe 0, subframe 1, subframe 5, subframe 6 and all TDD proportionings, further, for TDD proportionings 1, can be configured to the subframe of MBSFN sub-frame includes at least one following subframe：Subframe 4, subframe 9;For TDD proportionings 2, can be configured to the subframe of MBSFN sub-frame includes following at least one subframe：Subframe 3, subframe 4, subframe 8, subframe 9;For TDD proportionings 3, can be configured to the subframe of MBSFN subframes includes following at least one subframe：Subframe 7, subframe 8, subframe 9;For TDD proportionings 4, can be configured to the subframe of MBSFN sub-frame includes following at least one subframe：Subframe 4, Subframe 7, subframe 8, subframe 9;For TDD proportionings 5, can be configured to the subframe of MBSFN sub-frame includes following at least one subframe：Subframe 3, subframe 4, subframe 7, subframe 8, subframe 9;For TDD proportionings 6, can be configured to the subframe of MBSFN sub-frame includes following at least one subframe:Subframe 9.Or, the source base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time
The TDD up-downgoings of table 2 are matched
In another feasible implementation, if at least one subframe for sending the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is configured to sub-frame of uplink by broadcasting the message, then the source base station sends specific data in the MBSFN subframes；Or, the source base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time, wherein the up-downgoing conversion time is ditto described.If for example, the subframe for being configured to sub-frame of uplink by broadcast message is configured as MBSFN sub-frame（It can be understood as descending sub frame）, and the next subframe adjacent with the subframe being configured is sub-frame of uplink, then the source base station can send the specific data in the MBSFN sub-frame in the symbol in addition to the up-downgoing conversion time time；Otherwise, the source base station can send the specific data in the MBSFN sub-frame, can also send the specific data in the symbol in addition to the up-downgoing conversion time time in the MBSFN sub-frame.
Specifically, the TDD proportionings of source base station configuration are as shown in table 2, if the TDD proportionings of source base station configuration are any TDD proportionings, MBSFN sub-frame is now configurable to, and the subframe for being configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2, subframe 3, subframe 4, subframe 7, subframe 8, subframe 9;For example, for proportioning 0, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message is：Subframe 2, subframe 3, subframe 4, subframe 7, subframe 8, Subframe 9;Further, if subframe 4 is configured as MBSFN sub-frame, so 0 is matched according to TDD, it can be found that, adjacent next subframe is subframe 5 with the subframe 4 for being configured as MBSFN sub-frame, it is descending sub frame, then now the source base station can send the specific data in the MBSFN sub-frame, can also send the specific data in the symbol in addition to the up-downgoing conversion time time in the MBSFN sub-frame；And for example really, subframe 3 is configured as MBSFN sub-frame, so 0 is matched according to TDD, it can be found that, adjacent next subframe is subframe 4 with the subframe 3 for being configured as MBSFN sub-frame, it is sub-frame of uplink, then now the source base station can send the specific data in the MBSFN sub-frame in the symbol in addition to the up-downgoing conversion time time.In another example, for proportioning 1, the subframe that can be configured to MBSFN subframes and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2, subframe 3, subframe 7, subframe 8;In another example, for proportioning 2, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2, subframe 7;In another example, for proportioning 3, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2, subframe 3, subframe 4;In another example, for proportioning 4, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2, subframe 3;In another example, for proportioning 5, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe 2;In another example, for proportioning 6, the subframe that can be configured to MBSFN sub-frame and be configured to sub-frame of uplink by broadcast message can include at least one following subframe：Subframe2, subframe3, subframe4, subframe7, subframe8.If the TDD proportionings of source base station configuration are flexible TDD proportionings, gp, in a radio frames, only subframe 0, subframe 1, subframe 5, subframe 6 is fixed descending sub frame or special subframe, other subframes are that can now be configured to MBSFN sub-frame using flexible configuration as sub-frame of uplink or descending sub frame or special subframe, and the MBSFN sub-frame is configured to the subframe of sub-frame of uplink by broadcasting the message can include at least one following subframe：Subframe 2, subframe 3, subframe 4, subframe 7, subframe 8, subframe 9.
In another feasible implementation, if at least one subframe for sending the specific data is the special subframe, protection period of the base station in the special subframe（Guard Period, referred to as：GP the specific data are sent in)；Or, the GP and descending pilot frequency time slot of the base station in the special subframe（Downlink Pilot Timeslot, referred to as：DwPTS the specific data are sent in).
For target BS, in a kind of feasible implementation, if for receiving the certain number According at least one subframe be the MBSFN sub-frame, then the target BS the specific data are received in the non-unicast region of the MBSFN sub-frame.
In another feasible implementation, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the target BS is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration；Or, the target BS receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.Wherein, the broadcast message can be the middle message notified of system message type blocks 1 (System Information Block Type 1).
In another feasible implementation, if being special subframe at least one subframe for receiving the specific data, the target BS receives the specific data in the GP of the special subframe.
Generally speaking, in a tdd system, can be configured to the subframe index number of MBSFN sub-frame can be：At least one in subframe 2, subframe 3, subframe 4, subframe 7, subframe 8, subframe 9；Or, can be subframe 3, subframe 4, subframe 7, subframe 8, at least one in subframe 9；Or.Can be subframe 3, subframe 4, subframe 8, at least one in subframe 9；The subframe that special subframe can be configured to is（Represented with subframe index number）：Subframe 1 and/or subframe 6.
Herein it should be noted that, either source base station or target BS, on all or part of time resource and/or frequency resource in the symbol in addition to up-downgoing conversion time or in the GP of special subframe, it can receive and/or send the specific data in the MBSFN subframes or in the non-unicast region of the MBSFN sub-frame or in the MBSFN sub-frame.The MBSFN sub-frame may be configured to the subframe of MBSFN sub-frame, or MBSFN sub-frame can be configured to but subframe for MBSFN sub-frame is configured without, such as descending sub frame, or subframe index number is with that can configure MBSFN sub-frame call number identical descending sub frame and/or sub-frame of uplink.
A variety of source base stations are described above, target BS receives and/or sent the concrete mode that specific data are used, in actual applications, which kind of implementation source base station or target BS specifically use, it can be the dual-mode of source base station or target BS according to oneself, gP, TDD or FDD, it is determined which kind of implementation specifically used when receiving and/or sending specific data, it can also in advance be predefined by network side or standard protocol specification defines and receives and/or send the specific implementation that specific data are used, either combination of the two etc., the present embodiment is not limited this.
In another application scenarios, the sub-frame set also includes sub-frame of uplink.Specifically, in the FDD system and/or the TDD system, if at least one subframe for sending the specific data For the sub-frame of uplink, then the base station can send the specific data in sub-frame of uplink, such as base station sends the specific data on the corresponding all or part of time resource of the sub-frame of uplink, specifically, if the 2nd subframe is sub-frame of uplink in a radio frames, 14 OFDMs (Orthogonal frequency division multiplexing, abbreviation that so base station can be included in the 2nd subframe：OFDM the specific data) are sent in the OFDM symbol of on symbol or part；Or send the specific data in all or part of OFDM symbol outside sub-frame of uplink removing up-downgoing conversion time, such as base station removes in the OFDM symbol outside up-downgoing conversion time in the corresponding time resource of the sub-frame of uplink and sends the specific data, specifically, if the 3rd subframe is sub-frame of uplink in a radio frames, and the time resource that up-downgoing conversion time takes is 1 OFDM symbol or 2 OFDM symbols, 13 (14-1) that so base station can include in the 3rd subframe are individual or the individual OFDM symbols of 12 (14-2) in, in i.e. whole OFDM symbols, or the specific data are sent in the OFDM symbol of part；Or removed in sub-frame of uplink in the frequency resource that data are sent for receiving user and send the specific data, i.e., in whole frequency resources, or in component frequency resource, the frequency resource for receiving user's transmission data can be here：The user equipment for receiving the base station service of the specific data sends the frequency resource of data, such as base station sends the specific data in the frequency resource outside the corresponding frequency resource of the sub-frame of uplink removes the frequency resource that data are sent for receiving user, specifically, if the 1st subframe is sub-frame of uplink in a radio frames, and is M subcarrier for receiving user to send the frequency resource of data（) or N number of resource block Subcarrier（Resource Block, referred to as：RB), then the frequency resource that base station can include in the 1st subframe removes in other frequency resources of M subcarrier or N number of resource block and sends the specific data；Or remove up-downgoing transformation time in sub-frame of uplink and remove in the time resource that data are sent for receiving user and send the specific data in frequency resource.Specifically, if the 1st subframe is sub-frame of uplink in a radio frames, and the time resource that up-downgoing conversion time takes is L OFDM symbol, the frequency resource that data are sent for receiving user equipment is N number of resource block, then base station can send the specific data in the time resource outside the time resource L OFDM symbol of removing and the N number of resource block of frequency resource removing that the 1st subframe includes and in frequency resource.
In the FDD system and/or the TDD system, if at least one subframe for receiving the specific data is the sub-frame of uplink, then the base station can receive the specific data in sub-frame of uplink, or receive the specific data in the OFDM symbol outside sub-frame of uplink removing up-downgoing conversion time, or sub-frame of uplink remove for receive user send data frequency resource in receive the specific data Or sub-frame of uplink remove up-downgoing conversion time OFDM symbol and remove for receive user send data frequency resource in receive the specific data.It is corresponding that the specific data, which are sent, with receiving the specific data, and embodiment is referred to the above-mentioned description for sending the specific data division.
It should be noted that, when being configured to sub-frame of uplink for sending and/or receiving the subframes of specific data by broadcasting the message, the transmission and/or reception of so described specific data can take a part of frequency resource for being used to sending and/or receiving the subframe of specific data, if such as frequency resource is represented with subcarrier (subcarrier), then a part of frequency resource that the specific data take the subframe can be represented with sub-carrier indices；If in another example frequency resource resource block（Resource Block, referred to as：RB) represent, then a part of frequency resource that the specific data take the subframe can be represented with RB indexes.Specifically, the frequency resource taken can be represented with sub-carrier indices m ~ n all subcarriers are taken, it can also be represented with RB indexes ml ~ nl all RB are taken.On the other hand, the frequency resource not taken for the specific data, can be used for receiving the data that user sends, the data that the user sends can include：Physical Random Access Channel（Physical random access channel, referred to as：PRACH) data of carrying, Physical Uplink Shared Channel（Physical uplink shared channel, referred to as：PUSCH) data of carrying, Physical Uplink Control Channel（Physical uplink control channel, referred to as：PUCCH) the data of carrying, it is also possible that detection reference signal（Sounding reference signal, referred to as：SRS), reference signal (Demodulation reference signal, abbreviation are early adjusted in up angle：DMRS), channel condition information（Channel- State Information, referred to as：CSI), it can specifically include again at least one of following：Channel quality indication (CQI) information（Channel quantity indicator, referred to as：CQI), pre-coding matrix instruction（Precoding matrix indicatio are referred to as：PMI), order instruction（Rank indicator, referred to as：RI), mixed automatic retransfer confirms response（Hybrid Automatic Retransmission Request, referred to as：HARQ-ACK), it can specifically include again at least one of following：Confirm response（ACKnowledgment, referred to as：ACK response (Nacknowledge, abbreviation), are denied：NACK), discontinuous reception (Discontinuous Reception, abbreviation：DRX), dispatch request (Scheduling request, abbreviation： SR) .
The resource that the transmission and/or reception of the specific data take can be defined by standard protocol specification, it can be pre-set by network side, it can be configured and realized by Centralized Controller, can also configure to realize by macro base station, realization can also be directly configured when dispatching from the factory, so that source base station and/or target BS know the transmission of the specific data and/or receive the resource taken；Or, the resource that the transmission and/or reception of the specific data take can make source by the information exchange between source base station and target BS Base station and/or target BS know the transmission of the specific data and/or receive the resource taken, and the information exchange between source base station and target BS can be realized by space interface signaling mode, can also be returned by back haul link（Backhaul) signaling is realized, for example, can realize information exchange by X2/S1 interfaces.Source base station and/or target BS know the specific data transmission and/or receive take resource after, can the specific data transmission and/or receive without take part or all of resource on dispatch user data.
Obviously, pass through said process, by the resource for being utilized the transmission of specific data and/or the shared resource of reception and reception user data is separated, therefore reduce or eliminate the interference that transmission and/or reception of the reception user data to the specific data are caused.
In view of the Uniting of TDD system and FDD system, sub-frame set can be indicated using same signaling format.
Specifically, a kind of feasible implementation, in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data passes through bitmap（Bitmap form) is represented；Or, it is described to be used to receiving and/or sending the subframes of the specific data by binary form table not.
It is appreciated that, for FDD and TDD system, in a radio frames, because the maximum set for being configurable at least one subframe for receiving and/or sending specific data includes 8 subframes, BP, in FDD system, the subframe for being configurable to MBSFN sub-frame is 6, and the subframe that special subframe is configurable in TDD systems is 2；Or the subframe of MBSFN sub-frame is configurable in a tdd system for 6（Subframe including being configured to sub-frame of uplink by system message）, the subframe that special subframe is configurable in a tdd system is 2；Therefore sub-frame set can be indicated using 8bit signaling format, each bit in 8bit is all corresponding with the sub- frame index number or a subframe in the sub-frame set, that is, 8 bits are one-to-one relations with subframe index number or a subframe, the subframe for being used to receiving and/or sending specific data in a radio frames is indicated with the different conditions of bit, or indicates whether the corresponding subframe of the bit is used to receiving and/or sending specific data with the different conditions of bit.It should be noted that, corresponding relation between each bit and different subframe index number or different subframes, can be defined in standard agreement, either configured by network side, either configured and realized by Centralized Controller, can also configure to realize by macro base station, realization can also be directly configured when base station is dispatched from the factory.
For example, by taking 6bit as an example, for FDD system, 6bit can correspond to the 2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th son respectively according to order from left to right Frame, 9th subframe, the different conditions of each bit can be used to refer to whether the corresponding subframe of the bit is used to receiving and/or sending the specific data, for example, if being set to 1 according to the 1st bit of order from left to right in 6bit, then represent that the 2nd subframe is used to receiving and/or sending the specific data, if being set to 0, then it represents that the 2nd subframe is not used in reception and/or sends the specific data；For TDD system, the 2nd subframe, the 4th subframe, the 5th subframe, the 7th subframe, the 9th subframe, the 10th subframe are indicated respectively；In another example, by taking 8bit as an example, for FDD system, 8bit is according to order from left to right, the 2nd subframe, the 3rd subframe, the 4th subframe can be indicated respectively, 7th subframe, 8th subframe, the 9th subframe, last 2 bits are for FDD system, can be redundant bit, such as last 2 bits can always be configured to 00;For TDD system, 8bit can indicate respectively the 3rd subframe according to order from left to right, 4th subframe, the 5th subframe, the 8th subframe, 9th subframe, the 10th subframe, the 2nd subframe, 7th subframe, or the 2nd subframe, the 3rd subframe can also be indicated respectively, 4th subframe, the 5th subframe, the 7th subframe, 8th subframe, the 9th subframe, the 10th subframe；In another example, by taking 7bit as an example, for FDD system, 7bit is according to order from left to right, the 2nd subframe, the 3rd subframe, the 4th subframe can be indicated respectively, 7th subframe, 8th subframe, the 9th subframe, last 1 bit is for FDD system, can be redundant bit, such as last 1 bit can always be configured to 0;For TDD system, 7bit can indicate respectively the 4th subframe according to order from left to right, 5th subframe, the 8th subframe, the 9th subframe, 10th subframe, the 2nd subframe, the 7th subframe, or the 2nd subframe, the 4th subframe, the 5th subframe can also be indicated respectively, 7th subframe, 8th subframe, the 9th subframe, the 10th subframe；It is understood that in practical application sub-frame set may also be indicated using different above-mentioned bit numbers, for example, indicated by L bits.The present embodiment is not limited this.
Further, carried out by taking 8bit as an example as described below：Can occur in the cycle comprising one or more radio frames for receiving and/or sending specific data, it is assumed that in a cycle（Represented with M radio frames）It is interior, there are N number of radio frames to include the subframe that can be used in receiving and/or send specific data, wherein M is more than or equal to N, according to the above description, be up to 8*N subframe is configurable to the subframe for receiving and/or sending specific data in N number of radio frames, therefore the subframe for being used to receive and/or send specific data included in this 8*N radio frames can be represented using 8*N bit, wherein, N is more than or equal to 1, the position of N number of radio frames can be obtained in the following way, pass through the configuration cycle of the radio frames for receiving and/or sending the specific data, configuration skew first determine first that N number of radio frames include it is wireless The position of frame, then N is recycled, it is determined that the position of remaining N-1 radio frames, so that it is determined that can be used for receiving and/or send the radio frames of the specific data, wherein, the value of configuration skew can be any positive integer more than or equal to 0 and less than or equal to M.Specifically, can be represented in the following manner comprising one or more radio frames for receiving and/or sending specific data.Wherein configuration cycle nx/ny/nz ... can be expressed as integer radio frames, for example, can be 1 radio frames（With nl) represent, 2 radio frames（With n2) represent etc., configuration skew is used for determining that the original position of multiple radio frames refers to, the position that first radio frames occurs in multiple radio frames comprising the original position for the one or more radio frames for receiving and/or sending specific data is used for.Comprising for receiving and/or sending the radio frames number of specific data and can serve to indicate that the number of sub-frames for receiving and/or sending specific data is corresponded, if within comprising the configuration cycle of one or more radio frames for receiving and/or sending specific data, it is 2 comprising the radio frames number for receiving and/or sending specific data, then represent, within configuration cycle, there are two radio frames to include the subframe for being used for receiving and/or send specific data.
The example for including the indicating means for being used for the one or more radio frames for receiving and/or sending specific data is given below.Assuming that configuration cycle is 10 radio frames（For example represented with nlO）, then it represents that repeat once comprising every 10 radio frames of one or more radio frames for receiving and/or sending specific data；Further, if configuration skew is 5, then it represents that first radio frames comprising one or more radio frames for receiving and/or sending specific data are the radio frames that System Frame Number meets following formula：The formula is：System Frame Number（System frame number, referred to as：SFN) mod configuration cycles=configuration skew, mod represents modulo operation.In this example, the formula is the radio frames that SFN modlO=5, i.e. System Frame Number are 5, and System Frame Number is 15 radio frames, and System Frame Number is 25 radio frames ...；Again by including the radio frames number for receiving and/or sending specific data, it can determine within configuration cycle, include total radio frames number for receiving and/or sending specific data, if for example by comprising being configured as 2 radio frames for receiving and/or sending the radio frames number of specific data, so then represent, System Frame Number is 5,6 radio frames, System Frame Number is 15,16 radio frames, System Frame Number is 25,26 radio frames, ..., include the subframe for receiving and/or sending specific data.It can be seen that, by configuration cycle, configuration offsets, includes the radio frames number for receiving and/or sending specific data, it may be determined that include one or more radio frames for receiving and/or sending specific data（For example represented with the SFN of radio frames）Afterwards in conjunction with including the corresponding bit number of radio frames number for receiving and/or sending specific data, example in the following example middle BIT STRING (bit number that SIZE (N*L) includes, can be used to refer to the radio frames for being used for receiving and/or send specific data that include of above-mentioned determination includes Can be configured to MBSFN sub-frame and the number of sub-frames of special subframe, if being 1 for example comprising the radio frames number for receiving and/or sending specific data, so according to lower example, it can be indicated that the number of sub-frames of MBSFN and special subframe can be configured in this radio frames with L bits, and indicate whether correspondence subframe is used to receiving and/or sending specific data with the different conditions of L bits, for FDD system, TDD system, specific indicating mode may be referred to foregoing description.
For example in this example, L=6, then according to foregoing description, for FDD system, 6bit is according to order from left to right, the 2nd subframe in a radio frames can be corresponded to respectively, 3rd subframe, 4th subframe, 7th subframe, 8th subframe, 9th subframe, the different conditions of each bit can be used to refer to whether the corresponding subframe of the bit is used to receiving and/or sending the specific data, for example, if being set to 1 according to the 1st bit of order from left to right in 6bit, then represent that the 2nd subframe is used to receiving and/or sending the specific data, if being set to 0, then represent that the 2nd subframe is not used in reception and/or sends the specific data；For TDD system, the 2nd subframe, the 4th subframe, the 5th subframe, the 7th subframe, the 9th subframe, the 10th subframe are indicated respectively；In another example, if configuration cycle is set to 10, configuration skew is set to 5, it is 2 comprising the radio frames number for receiving and/or sending specific data, L is set to 6, then process as described above, it can determine, System Frame Number is 5, 6 radio frames, System Frame Number is 15, 16 radio frames, System Frame Number is 25, 26 radio frames, ..., using 10 radio frames as period expansion, include the subframe for receiving and/or sending specific data, further, using System Frame Number as 5, exemplified by 6 radio frames, 12 bits can be determined by L*N（2*6), wherein 12 bits are according to order from left to right, for FDD system, the 2nd subframe in the radio frames that correspondence system frame number is 5, the 3rd subframe, the 4th subframe can be distinguished, 7th subframe, 8th subframe, the 9th subframe and System Frame Number are the 2nd subframe in 6 radio frames, the 3rd subframe, 4th subframe, 7th subframe, the 8th subframe, the 9th subframe；For TDD systems, the 2nd subframe in the radio frames that correspondence system frame number is 5, the 4th subframe, the 5th subframe can be distinguished, 7th subframe, 9th subframe, the 10th subframe and System Frame Number are the 2nd subframe in 6 radio frames, the 4th subframe, 5th subframe, 7th subframe, the 9th subframe, the 10th subframe.Further, if the state of 12 bits is 000000000001, then for FDD system, represent that System Frame Number is used to receiving and/or sending specific data for the 9th subframe in 6 radio frames, for TDD system, then it represents that System Frame Number is used to receiving and/or sending specific data for the 10th subframe in 6 radio frames.The corresponding relation of different subframes in the number of explanation, different bit status and order and radio frames is needed, there can also be other forms, not limit herein. Include the instruction of one or more radio frames for receiving and/or sending specific data：:=sequence SEQUENCE
Configuration cycle ENUMERATED nx, ny, nz ... },
Configuration skew INTEGER (0..M),
Comprising for receiving and/or sending specific data radio frames number CHOICE
1 radio frames oneFrame BIT STRING (SIZE (L)),
2 radio frames twoFrame BIT STRING (SIZE (2*L)) BIT STRING (SIZE(N*L))
If being represented for the subframe for receiving and/or sending the specific data by binary form, in a radio frames, include 8 subframes if being configurable to the maximum set of at least one subframe for receiving and/or sending specific data, 3bit binary combination form, such as 000,001 can then be utilized, 010,011,100,101,110,111,8 different subframes are represented, so as to indicate the subframe for receiving and/or sending specific data.
Network side can notify base station by predefined signaling format, the sub-frame set at least one subframe that can be used for receiving and/or send specific data is included in system, so that dual-mode attribute of the base station according to itself, BP, FDD or TDD, determine that at least one subframe for being used to receive and/or send specific data in sub-frame set is arranged to MBSFN sub-frame or is configured to special subframe, and determine the running time-frequency resource for receiving and/or sending specific data
For example, network side can be predefined in a radio frames, sub-frame set for receiving and/or sending specific data is represented by bitmap 11000000, for FDD system, according to predefined signal deployment, it can know, the 2nd subframe and/or the 3rd subframe in radio frames can be configured to MBSFN sub-frame, for receiving and/or sending the specific data；It for TDD system, according to predefined signal deployment, can know, the 3rd subframe and/or the 4th subframe in radio frames can be configured to MBSFN sub-frame, for receiving and/or sending the specific data.Further, in this example, source base station can select 1 in the predefined maximum sub-frame set of network side or 2 subframes are used to send specific data, such as source base station can select the 2nd subframe and/or the 3rd subframe to be used to send specific data, similarly, target BS can select 1 in the predefined maximum sub-frame set of network side Or 2 subframes are used to receive specific data, such as target BS can select the 2nd subframe and/or the 3rd subframe to be used to receive specific data,
Further, for TDD system, if the 3rd subframe in radio frames is by the sub-frame of uplink of broadcast message configuration, it can also receive and/or send specific data in the symbol in the 3rd subframe in addition to up-downgoing conversion time.
It can be seen that, network side passes through predefined mode, utilize the instruction form that FDD system and TDD system are unified, base station can be made to know that whole system can be used for receiving and/or send the maximum set of specific data, if base station utilizes the mode of blind Detecting,, can be with this manner, reducing the number of times of base station blind Detecting to determine to send and/or receive the synchronous subframe position for intercepting signal；Or base station can make base station know the subframe position for sending and/or receiving specific data each other by backhaul Signalling exchange, it is possible to achieve synchronous between standing.
The technical scheme of the present embodiment, by base station in the radio frames for receiving and/or sending specific data, is received and/or is sent the specific data using at least one subframe in sub-frame set；Wherein, the sub-frame set includes subframe and the special subframe for being configurable to MBSFN sub-frame；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive, base station can be made to know that system is configurable to receive and/or sends the maximum set of specific data, and/or directly know that other base stations receive and/or sent the subframe position of specific data, realize the Uniting of FDD system and TDD system, and the Uniting of MBSFN sub-frame and special subframe, determine to receive and/or send the blind check number of times required for the subframe position of specific data so as to reduce base station.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, it can realize by another way.For example, device embodiment described above is only schematical, for example, the division of the unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.Another, it, by some interfaces, the INDIRECT COUPLING or communication connection of device or unit, can be electrical, machinery or other forms that shown or discussed coupling or direct-coupling or communication connection each other, which can be,.
The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs. In addition, each functional unit in each of the invention embodiment can be integrated in a processing unit or unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit to realize.
The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in a computer read/write memory medium.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are to cause a computer equipment（Can be personal computer, server, or network equipment etc.) or processor（Processor the part steps of each embodiment methods described of the invention) are performed.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage（Read-Only Memory, ROM), random access memory（Random Access Memory, RAM), magnetic disc or CD etc. are various can be with the medium of store program codes.
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 module, in practical application, it can as needed and by above-mentioned functions distribute and be completed by different functional modules, the internal structure of device is divided into different functional modules, to complete all or part of function described above.The specific work process of the device of foregoing description, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although the present invention is described in detail with reference to foregoing embodiments, it will be understood by those within the art that：It can still modify to the technical scheme described in foregoing embodiments, or carry out equivalent substitution to which part or all technical characteristic；And these modifications or replacement, the essence of appropriate technical solution is departed from the scope of various embodiments of the present invention technical scheme.

Claims (32)

  1. Claims
    1st, a kind of base station, it is characterised in that including：
    Processing module, in radio frames, receiving and/or sending specific data using at least one subframe at least one sub-frame set in the radio frames；Wherein, the sub-frame set includes：The subframe and special subframe of multicast broadcast multimedia service SFN MBSFN sub-frame can be configured to；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
    2nd, base station according to claim 1, it is characterised in that the sub-frame set also includes sub-frame of uplink.
    3rd, base station according to claim 1, it is characterised in that in FDD system, can be configured to the subframe of the MBSFN sub-frame in the sub-frame set：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
    4th, base station according to claim 1, it is characterised in that in TDD system, can be configured to the subframe of the MBSFN sub-frame in the sub-frame set：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
    5th, base station according to claim 1, it is characterised in that in TDD system, can be configured to the subframe of the special subframe in the sub-frame set：2nd subframe, the 7th subframe.
    6th, according to any described base stations of claim 1-5, it is characterised in that in the FDD system and
    / or the TDD system in, if for send the specific data at least one subframe be the MBSFN subframes, the base station sends the specific data in the non-unicast region of the MBSFN sub-frame.
    7th, according to any described base stations of claim 1-5, it is characterized in that, in the FDD system and/or the TDD system, if at least one subframe for sending the specific data is the MBSFN subframes, the base station sends the specific data in the MBSFN sub-frame.
    8th, according to any described base stations of claim 1-5, it is characterized in that, in the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
    9th, according to any described base stations of claim 1-5, it is characterised in that in the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, and the MBSFN Subframe is configured to sub-frame of uplink by broadcasting the message, then the base station sends specific data in the MBSFN sub-frame；Or, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
    10th, according to any described base stations of claim 1-5; it is characterized in that; in the TDD system, if being the special subframe at least one subframe for sending the specific data, the base station sends the specific data in the protection period GP of the special subframe；Or, the base station sends the specific data in the GP and descending pilot frequency time slot DwPTS of the special subframe.
    11st, according to any described base stations of claim 1-5, it is characterized in that, in the FDD system and/or the TDD systems, if being the MBSFN sub-frame at least one subframe for receiving the specific data, the base station receives the specific data in the non-unicast region of the MBSFN sub-frame.
    12nd, according to any described base stations of claim 1-5, it is characterized in that, in the FDD system and/or the TDD systems, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the base station is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration.
    13rd, according to any described base stations of claim 1-5, it is characterized in that, in the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that by the sub-frame of uplink of broadcast message configuration, then the base station receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.
    14th, according to any described base stations of claim 1-5; it is characterized in that; in the TDD system, if being special subframe at least one subframe for receiving the specific data, the base station receives the specific data in the protection period GP of the special subframe.
    15th, according to any described base stations of claim 1-14, it is characterized in that, the processing module is additionally operable to configuration cycle by the radio frames for receiving and/or sending the specific data, configuration skew, it is determined that the radio frames for receiving and/or sending the specific data.
    16th, base station according to claim 15, it is characterised in that in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data is represented by the form of bitmap；Or, the subframe for being used to receive and/or send the specific data is represented by binary form.
    17th, a kind of method of data communication, it is characterised in that including： Base station is received and/or sent specific data using at least one subframe at least one sub-frame set in the radio frames in radio frames；Wherein, the sub-frame set includes：The subframe and special subframe of multicast broadcast multimedia service SFN MBSFN sub-frame can be configured to；The particular data packet includes network intercepting signal, and/or the data that lowest version user need not receive.
    18th, method according to claim 17, it is characterised in that the sub-frame set also includes sub-frame of uplink.
    19th, method according to claim 17, it is characterised in that in FDD system, can be configured to the subframe of the MBSFN sub-frame in the sub-frame set：2nd subframe, the 3rd subframe, the 4th subframe, the 7th subframe, the 8th subframe, the 9th subframe.
    20th, method according to claim 17, it is characterised in that in TDD system, can be configured to the subframe of the MBSFN sub-frame in the sub-frame set：3rd subframe, the 4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe；；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 9th subframe, the 10th subframe；Or, the subframe of the MBSFN sub-frame can be configured in the sub-frame set：4th subframe, the 5th subframe, the 8th subframe, the 9th subframe, the 10th subframe.
    21st, method according to claim 17, it is characterised in that in TDD system, can be configured to the subframe of the special subframe in the sub-frame set：2nd subframe, the 7th subframe.
    22nd, according to any described methods of claim 17-21, it is characterized in that, in the FDD system and/or the TDD systems, if being the MBSFN sub-frame at least one subframe for sending the specific data, the base station sends the specific data in the non-unicast region of the MBSFN sub-frame.
    23rd, according to any described methods of claim 17-21, it is characterized in that, in the FDD system and/or the TDD systems, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame.
    24th, according to any described methods of claim 17-21, it is characterized in that, in the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
    25th, according to any described methods of claim 17-21, it is characterized in that, in the TDD system, if at least one subframe for sending the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is configured to sub-frame of uplink by broadcasting the message, then the base station is sent out in the MBSFN sub-frame Send specific data；Or, the base station sends the specific data in the MBSFN sub-frame in symbol in addition to up-downgoing conversion time.
    26th, according to any described methods of claim 17-21; it is characterized in that; in the TDD system, if being the special subframe at least one subframe for sending the specific data, the base station sends the specific data in the protection period GP of the special subframe；Or, the base station sends the specific data in the GP and descending pilot frequency time slot DwPTS of the special subframe.
    27th, according to any described methods of claim 17-21, it is characterized in that, in the FDD system and/or the TDD systems, if being the MBSFN sub-frame at least one subframe for receiving the specific data, the base station receives the specific data in the non-unicast region of the MBSFN sub-frame.
    28th, according to any described methods of claim 17-21, it is characterized in that, in the FDD system and/or the TDD systems, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that then the base station is in the MBSFN sub-frame reception specific data by the sub-frame of uplink of broadcast message configuration.
    29th, according to any described methods of claim 17-21, it is characterized in that, in the TDD system, if at least one subframe for receiving the specific data is the MBSFN sub-frame, and the MBSFN sub-frame is that by the sub-frame of uplink of broadcast message configuration, then the base station receives the specific data in the MBSFN in symbol in addition to up-downgoing conversion time.
    30th, according to any described methods of claim 17-21; it is characterized in that; in the TDD system, if being special subframe at least one subframe for receiving the specific data, the base station receives the specific data in the protection period GP of the special subframe.
    31st, according to any described methods of claim 17-30, it is characterised in that also include：The base station is offset by configuration cycles of the radio frames for receiving and/or sending the specific data, configuration, it is determined that the radio frames for receiving and/or sending the specific data.
    32nd, method according to claim 31, it is characterised in that in the radio frames for receiving and/or sending the specific data, the subframe for receiving and/or sending the specific data is represented by the form of bitmap；Or, the subframe for being used to receive and/or send the specific data is represented by binary form.
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100111047A1 (en) * 2008-10-31 2010-05-06 Xiangying Yang Techniques to support multiple radio-access technologies
CN101867408A (en) * 2009-04-14 2010-10-20 中国移动通信集团公司 Air interface synchronization method and base station
CN101938824A (en) * 2009-06-29 2011-01-05 中国移动通信集团公司 Air interface synchronization method, equipment and system
CN101998241A (en) * 2009-08-19 2011-03-30 中兴通讯股份有限公司 Method and system for synchronous subframe resource allocation of multimedia broadcast single frequency network (MBSFN)
CN102045830A (en) * 2009-10-20 2011-05-04 中国移动通信集团公司 Method, device and system for synchronizing null interface
CN102271391A (en) * 2010-06-03 2011-12-07 中兴通讯股份有限公司 Method and system for realizing synchronization among miniature base stations

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101012391B1 (en) * 2008-11-11 2011-02-09 엘지전자 주식회사 Method for subframe allocation inforamtion to downlink in wireless communication system
CN101827356B (en) * 2009-03-02 2014-03-19 中兴通讯股份有限公司 Notice method and notice acquisition method and system of relay subframe configuration

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100111047A1 (en) * 2008-10-31 2010-05-06 Xiangying Yang Techniques to support multiple radio-access technologies
CN101867408A (en) * 2009-04-14 2010-10-20 中国移动通信集团公司 Air interface synchronization method and base station
CN101938824A (en) * 2009-06-29 2011-01-05 中国移动通信集团公司 Air interface synchronization method, equipment and system
CN101998241A (en) * 2009-08-19 2011-03-30 中兴通讯股份有限公司 Method and system for synchronous subframe resource allocation of multimedia broadcast single frequency network (MBSFN)
CN102045830A (en) * 2009-10-20 2011-05-04 中国移动通信集团公司 Method, device and system for synchronizing null interface
CN102271391A (en) * 2010-06-03 2011-12-07 中兴通讯股份有限公司 Method and system for realizing synchronization among miniature base stations

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