CN108124277A - Communication means and equipment - Google Patents
Communication means and equipment Download PDFInfo
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- CN108124277A CN108124277A CN201611076446.8A CN201611076446A CN108124277A CN 108124277 A CN108124277 A CN 108124277A CN 201611076446 A CN201611076446 A CN 201611076446A CN 108124277 A CN108124277 A CN 108124277A
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- transfer point
- point
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- network equipment
- user equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/17—Selecting a data network PoA [Point of Attachment]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Embodiment of the disclosure discloses communication means and equipment.At the network equipment, the configuration information of the multiple transmission point transmission channel measurement into the covering of the network equipment, multiple transmission point to be allowed to determine the channel quality between user equipment；Channel quality at least based on multiple transmission point report, determines one group of transfer point for user equipment from multiple transmission point；And the configuration information to one group of transfer point and user equipment transmission on one group of transfer point.Embodiment of the disclosure also discloses the correspondingly communication means at transfer point and terminal device.Corresponding equipment is also provided in embodiment of the disclosure.By embodiment of the disclosure, realize and efficiently select multiple transmission point for each user in macrocell to make full use of the transfer point resource of densification, and complicated cost network utility is calculated with low.
Description
Technical field
Embodiment of the disclosure relates generally to the communications field, and in particular it relates to a kind of communication in heterogeneous network
Method and apparatus.
Background technology
With the continuous growth of traffic demands, in total traffic density and the required transmission rate side of individual consumer
All to communication network there is higher expection, this also becomes the significant challenge of following mobile network in face.For meet demand, one
Possible solution it is that more transfer points (Transmit Point, TP) are disposed in unit area, for being directed to spy
Cooperation and the joint transmission of user is determined, so as to improving data transmission efficiency.In order to which the transfer point of this densification is made full use of to provide
Source is, it is necessary to which a kind of effective scheme takes suitably to transmit point set or one group of transfer point for user's selection to provide data
Business.
The content of the invention
Generally, embodiment of the disclosure proposes the communication means and equipment in heterogeneous network.
In the disclosure in a first aspect, providing a kind of communication means.This method includes：At the network equipment, set to network
In standby covering multiple transmission point transmission channel measurement configuration information, with allow multiple transmission point determine with user equipment it
Between channel quality；Channel quality at least based on multiple transmission point report, determines from multiple transmission point for user equipment
One group of transfer point；And the configuration information to one group of transfer point and user equipment transmission on one group of transfer point.
In certain embodiments, include to the configuration information of multiple transmission point transmission channel measurement：It is passed to multiple transmission point
The reference signal configuration and the information to identity user equipment for sending user equipment.
In certain embodiments, determine to include for one group of transfer point of user equipment：Based on channel quality and multiple biographies
The business load of defeated point determines candidate transport point；And determine one group of transfer point so that network utility from candidate transport point
It maximizes.
In certain embodiments, this method further includes：It selects to use in multiple user equipmenies out of the network equipment covering
Family equipment, multiple user equipmenies are based on priority level and are sorted.
In certain embodiments, transmitting includes on the configuration information of one group of transfer point：At least into one group of transfer point
The group identification information of each transmission point one group of transfer point of transmission and the signal transmission configuration of the transfer point.
In certain embodiments, transmitting includes on the configuration information of one group of transfer point：At least to user equipment transmission one
The identification information of each transmission point in group transfer point.
In the second aspect of the disclosure, a kind of communication means is provided.This method includes：Biography in the covering of the network equipment
At defeated point, the configuration information of channel measurement is received from the network equipment, the configuration information of channel measurement allows transfer point to determine and use
Channel quality between the equipment of family；According to configuration information, the reference signal from user equipment is detected；Based on reference signal, really
Determine channel quality；And meet predetermined threshold in response to channel quality, to network equipment reporting channel quality.
In certain embodiments, this method further includes：The configuration information on one group of transfer point is received from the network equipment, is closed
Include the signal transmission configuration for organizing identification information and transfer point of one group of transfer point in the configuration information of one group of transfer point；And
It is configured with signal transmission to user device transmissions data.
In certain embodiments, this method further includes：Predetermined threshold is received from the network equipment.
In certain embodiments, the configuration information of channel measurement is received from the network equipment to be included：It receives and uses from the network equipment
The reference signal configuration of family equipment and the information to identity user equipment.
In the third aspect of the disclosure, a kind of communication means is provided.This method includes：At user equipment, set to network
Multiple transmission point in standby covering sends reference signal, multiple transmission point to be allowed to determine the channel matter between user equipment
Amount；And the configuration information on one group of transfer point is received from the network equipment, one group of transfer point is by the network equipment at least based on letter
Road quality and determined from multiple transmission point, and configuration information includes at least the mark of each transmission point in one group of transfer point
Information.
In certain embodiments, this method further includes：Based on configuration information, each transmission point into one group of transfer point passes
Transmission of data.
In the fourth aspect of the disclosure, a kind of network equipment is provided.The network equipment includes：Transceiver is configured as：To
The configuration information of multiple transmission point transmission channel measurement in the covering of the network equipment, multiple transmission point to be allowed to determine and user
Channel quality between equipment；One group of transfer point into multiple transmission point and user equipment transmission are matched somebody with somebody on one group of transfer point
Confidence ceases；And controller, it is configured as：Channel quality at least based on multiple transmission point report, from multiple transmission point really
Surely it is used for one group of transfer point of user equipment.
At the 5th aspect of the disclosure, a kind of transfer point in the covering of the network equipment is provided.The transfer point includes：It receives
Device is sent out, is configured as：The configuration information of channel measurement is received from the network equipment, the configuration information of channel measurement allows transfer point true
The fixed channel quality between user equipment；And controller, it is configured as：According to configuration information, detection is from user equipment
Reference signal；Based on reference signal, channel quality is determined；And meet predetermined threshold in response to channel quality, it is set to network
Standby reporting channel quality.
At the 6th aspect of the disclosure, a kind of terminal device is provided.The terminal device includes transceiver, is configured as：To
Multiple transmission point in the covering of the network equipment sends reference signal, multiple transmission point to be allowed to determine between user equipment
Channel quality；And receive configuration information on one group of transfer point from the network equipment, one group of transfer point by the network equipment at least
It is determined based on channel quality from multiple transmission point, and configuration information includes at least each transmission point in one group of transfer point
Identification information.
Method or equipment in accordance with an embodiment of the present disclosure by optimizing the selection course to transfer point, realize network
The promotion of effectiveness, to adapt to the increased requirement of communication service.
Description of the drawings
With reference to attached drawing and with reference to described further below, above and other feature, advantage and the aspect of each embodiment of the disclosure
It will be apparent.In the accompanying drawings, the same or similar reference numeral represents the same or similar element, wherein：
Fig. 1 shows the schematic diagram for the communication system that can realize the embodiment of the present disclosure wherein；
Fig. 2 shows the example flow diagram for the method that can be performed in some embodiments by the network equipment；
Fig. 3 shows the example flow diagram for the method that can be performed in some embodiments by transfer point；
Fig. 4 shows the example flow diagram for the method that can be performed in some embodiments by terminal device；
Fig. 5 shows the exemplary plot of the Signalling exchange in the communication system according to some embodiments of the disclosure；
Fig. 6 shows the schematic diagram for forming virtual subdistrict in a communications system；
Fig. 7 shows the block diagram of the device of one embodiment according to the disclosure；
Fig. 8 shows the block diagram of device according to another embodiment of the present disclosure；
Fig. 9 shows the block diagram of the device of the another embodiment according to the disclosure；And
Figure 10 shows the block diagram of the equipment of some embodiments according to the disclosure.
Specific embodiment
Now embodiment of the disclosure is specifically described with reference to attached drawing.It should be noted that similar in attached drawing
Component or functional unit same number may be used to indicate.Appended attached drawing is intended only to illustrate embodiment of the disclosure.
What those skilled in the art can from the description below be substituted on the basis of without departing from disclosure spirit and scope
Embodiment.
As described herein, term " comprising " and its various variants are construed as open-ended term, it means that " bag
It includes but is not limited to ".Term "based" is construed as " being based at least partially on ".Term " one embodiment " it is understood that
For " at least one embodiment ".Term " another embodiment " is construed as " at least one other embodiment ".
As previously mentioned, the capacity of communication system can improve namely increase the network equipment by providing network-intensive
Quantity and reduce the average distance between terminal device and the network equipment.A kind of mode for promoting network-intensive is to provide
The auxiliary network equipment of lower-wattage under the control of more powerful master network device (or being macro cell base station) (or is
Prothetic group station, small-cell base station or low power nodes).The auxiliary network equipment can provide increased volume of business to network, and master control
The network equipment can provide service availability for overlay area.
Term " terminal device " as used herein is any terminal device referred to base station communication.Terminal device can be with
It is user equipment (UE) or any terminal with wireless communication function, includes but not limited to, it is mobile phone, computer, a
Personal digital assistant, game machine, wearable device and sensor etc..Term UE can be with movement station, subscriber station, movement eventually
End, user terminal or wireless device etc. are used interchangeably.Term " base station " or " network equipment " can represent node B (Node B,
Or NB), femto base station, the low power nodes of femto base station etc., base transceiver station (BTS), base station (BS) or
Base station sub-system (BSS), relaying, remote radio heads (RRF) etc..
Herein, for the sake of for discussion purposes, the example using UE as terminal device is made with master control eNB (MeNB)
For the example of macro base station, the network equipment is also referred to as herein, and small-cell base station is referred to as transfer point.In other words,
Term " MeNB " and " network equipment ", " macro base station " may be used interchangeably in the context of the disclosure, term " transfer point " and
" small-cell base station " may be used interchangeably, and term " terminal device " and " user equipment (UE) " may be used interchangeably.It but should
Work as understanding, what this was merely exemplary, it is not intended to limit the scope of application of the disclosure in any way.
Fig. 1 shows the schematic diagram for the communication system 100 that can realize the embodiment of the present disclosure wherein.It communicates in the figure
System 100 is deployed as heterogeneous network framework, and the covering of MeNB 102 forms macrocell 108, the densely portion in macrocell 108
There is multiple transmission point 104 in administration1、1042…104N(N is natural number, and for convenience of description, hereafter is referred to as transmitting by transfer point
Point is 104).MeNB 102 and these transfer points 104 can be multiple UE 106 in macrocell 1081、1062…106M(M is certainly
So number, and for convenience of description, UE is hereafter referred to as UE 106) service is provided, wherein MeNB 102 carries for all UE 106
For the covering of signal and control channel, and transfer point 104 is specific user's launch of data channels.In embodiment of the disclosure,
UE 106 can be connected to MeNB 102 and transfer point 104 (namely dual link) simultaneously.
In the communication system 100, in order to support for UE 106 cooperation and joint transmission, it may be considered that configure multiple biographies
Defeated point 104 (one group of transfer point or transmission point set) provides service for it, and one is formed for the plurality of transfer point 104 of UE 106
A " virtual subdistrict ".That is, virtual subdistrict is formed by one group of transfer point, this group of transfer point is selected for for spy
Determine cooperation and the joint transmission of user.In the case, due to the extensive use of network equipment multiple antennas, it is possible to Mei Gexu
More than one virtual subdistrict may be belonged to comprising more than one transfer point and each transmission point by intending cell.Thus directed towards each use
The number of the candidate transport point group at family sharply increases, especially in the communication system such as communication system 100 of densification.
In accordance with an embodiment of the present disclosure, a kind of virtual subdistrict Forming Mechanism is provided, and optimizes the selection course of virtual subdistrict,
To maximize the effectiveness of whole network.Fig. 2-Fig. 4 respectively illustrates the side that can be performed in some embodiments by MeNB 102
Method 200, by method 300 that transfer point 104 performs and 400 example flow diagram of method performed by UE 106, below in conjunction with
Fig. 2-Fig. 4 specifically describes multiple embodiments of the disclosure.
Method 200 is shown in FIG. 2, can be performed by the network equipment or MeNB.202, at the network equipment, to
The configuration information of multiple transmission point transmission channel measurement in the covering of the network equipment, multiple transmission point to be allowed to determine and user
Channel quality between equipment.In certain embodiments, it is connected when UE 106 is established with MeNB 102, at this time MeNB
The configuration information of channel measurement can be sent to multiple transmission point 104 by 102, so as to these transfer points 104 can measure its with
The quality or channel status of channel between UE 106.
In one embodiment, transfer point 104 can utilize such as detection reference signal (Sound Reference
Signal, SRS) uplink reference signals measure channel quality.MeNB102 can be by the SRS configuration informations of UE 106 as a result,
And the mark of UE 106 is sent to transfer point 104.It, can will be on multiple UE it is appreciated that for MeNB 102
The configuration information of 106 channel measurement is sent to specific transfer point 104；It similarly, can also will be on particular UE 106
The configuration information of channel measurement be sent to multiple transmission point 104.MeNB 102 can be according to network overall load and its tool
The information such as some transfer points deployment make a policy.
In 204, at least channel quality based on multiple transmission point report, determined from multiple transmission point for user equipment
One group of transfer point.In certain embodiments, MeNB 102 is at least based on the letter for UE 106 from multiple transmission point 104
Road quality information, to determine one group of transfer point that the UE 106 can carry out data transmission with it.This group of transfer point forms one
UE 106 is served in a virtual subdistrict, in this virtual cell, this group of transfer point.In certain embodiments, MeNB 102 is gone back
Business load situation of transfer point 104 etc. is considered to determine this group of transfer point (i.e. virtual subdistrict).
For discussion purposes, in following each embodiment, it is assumed that there are M UE 106, MeNB 102 in macrocell 108
Channel quality reporting from K transfer point 104 is handled, and is determined for UE 106m(m is natural number and 1≤m
≤ M) virtual subdistrict include S transfer point 104, MeNB 102 configuration transfer point 104k(k for natural number and 1≤k≤K) most
Big business load is L.
In one embodiment, the reporting conditions of channel quality are notified multiple transmission point 104, K transmission by MeNB 102
Point 104 judges report on UE106 based on this report conditionmChannel quality.In another embodiment, MeNB 102
It can require all receive on UE 106mChannel measurement configuration information transfer point 104 report its measure channel quality,
MeNB 102 can choose qualified K transfer point 104 according to corresponding channel quality conditions afterwards.
In one embodiment, the measurement of the channel quality at transfer point 104 can be believed based on the SRS from UE 106
Number, transfer point 104 can estimate the channel state information (Channel between UE 106 according to the SRS signal received
State Information, CSI).Herein by UE 106mWith transfer point 104kBetween CSI be expressed as hmk.In this situation
Under, above-mentioned reporting conditions or channel quality conditions can be | hmk| more than the threshold value T for receiving power.
In certain embodiments, for UE 106mThe size of virtual subdistrict can be different, i.e., in virtual subdistrict
The number S of transfer point 104 can be specific to UE 106m.The size of S can be for example depending on transfer point 104 in macrocell 108
Number of UE 106 etc. in number, the number of antennas of transfer point 104, macrocell 108 and determine.
In certain embodiments, MeNB 102 also considers the business load situation of transfer point 104 to determine virtual subdistrict (i.e.
One group of transfer point).MeNB 102 can be born according to the business of 104 channel quality conditions of transfer point and transfer point 104 first as a result,
It carries and determines the Candidate Set Q of transfer pointcandidate, Candidate Set QcandidateIt can be expressed as：
Qcandidate=k | | hmk|≥T,Lk<L}
Wherein LkFor transfer point 104kCurrent business load, and Candidate Set QcandidateIn the transmission Q that counts out be more than
S。
In certain embodiments, for the definite virtual subdistrict with S transfer point, MeNB from Q candidate transport point
102 can be directed toThe transmission point group q of a arranged combination, i.e.,It is selected according to certain optimization algorithm
It selects one of transmission point group and is used for UE 106 to be formedmVirtual subdistrict.These optimization algorithms can for example maximize net
Network effectiveness (minimum value of scheduling user's Signal to Interference plus Noise Ratio (SINR) etc.).It will be understood by those skilled in the art that network utility
Different aspects may be employed or index is weighed, the disclosure does not limit this.For example, UE 106 can be directed tomBiography
Defeated point group q, calculates the beamformer of the optimization of transfer point and power setting in the group, it is hereby achieved that network utility feelings
Condition.And then fromIt is selected in a transmission point group so that the maximized transmission point group of network utility is as UE 106mBeing formed
The transmission point group of virtual subdistrict.Then, MeNB 102 can also record UE 106mVirtual subdistrict information and update virtual small
The business load of each transmission point in area.
In certain embodiments, MeNB 102 it is covered in M UE 106 be ranked up, and based on the sequence come by
It determines to form the one of its virtual subdistrict group of transfer point a UE.For example, the scheduling fairness doctrine can be based on and be that M UE setting is excellent
Priority level or any of the above combination in type of service or the subscription information of UE that first grade either can be based on UE
It sorts etc. by M UE.
After the network equipment determines one group of transfer point for user equipment from multiple transmission point, method 200 proceeds to
206, the network equipment transmits the configuration information on one group of transfer point to one group of transfer point and user equipment.In some embodiments
In, MeNB 102 transmits the configuration information of the virtual subdistrict to one group of transfer point for forming virtual subdistrict.The configuration information can be with
Including being configured to identify the signal transmission of each transmission point in the information of virtual subdistrict (i.e. group mark) and virtual subdistrict, example
Such as beamformer and power setting configuration.In certain embodiments, MeNB 102 is transmitted as its definite void to UE 106
Intend the configuration information of cell, such as Physical Cell Identifier of each transmission point etc. in the virtual subdistrict.
The process for being used to be formed virtual subdistrict for UE 106 at MeNB 102 is described above in association with Fig. 2.Fig. 3 is shown
The method 300 that is performed by transfer point 104.At 302, the transfer point in the covering of the network equipment, received from the network equipment
The configuration information of channel measurement, the configuration information of channel measurement allow transfer point to determine the channel quality between user equipment.
In certain embodiments, transfer point 104 receives the SRS configuration informations of UE 106 and the mark letter of UE 106 from MeNB 102
Breath.As a result, 304, transfer point can detect the ginseng from user equipment according to the configuration information of the channel measurement received
Examine signal.For example, transfer point 104 can know the transmission information of the SRS signal of UE 106 according to configuration information, so as to
SRS signal is detected on corresponding radio resource.
306, transfer point is based on reference signal, determines channel quality.In certain embodiments, transfer point 104 is according to connecing
The SRS signal received, measurement receive power, estimate CSI information, for example, obtaining h as described abovemk.308, response
Meet predetermined threshold in channel quality, to network equipment reporting channel quality.In one embodiment, the predetermined threshold be by
MeNB 102 is determined and transfer point 104 is passed to as reporting conditions.Transfer point 104 is judged based on this report condition
The no channel quality that should be reported on UE 106.For example, it is in reporting conditions or channel quality conditions | hmk| more than reception work(
In the case of the threshold value T of rate, transfer point 104 only exists | hmk| during more than T CSI is reported to MeNB 102.
In certain embodiments, transfer point 104 is received as the definite virtual subdistrict configuration informations of UE 106 from MeNB 102,
Also thus transfer point 104 knows it for a transfer point in the virtual subdistrict.It is virtual small that virtual subdistrict configuration information includes this
The signal transmission configuration of the mark and transfer point 104 in area.Then, transfer point 104 can be configured according to signal transmission, such as ripple
Beam figuration device and power setting etc., and UE 106 corresponding with the virtual subdistrict carries out data transmission.Since MeNB 102 is determined
Virtual subdistrict network utility is maximized, thus transfer point 104 with optimize through MeNB 102 signal transmission configuration and UE
106 communications, being capable of maximization network effectiveness.
Fig. 4 shows the method 400 performed by UE 106.402, at user equipment, into the covering of the network equipment
Multiple transmission point send reference signal, multiple transmission point to be allowed to determine the channel quality between user equipment.Some
In embodiment, the SRS resource that UE 106 can be broadcasted according to MeNB 102 configures, and SRS signal is sent to multiple transmission point 104,
So that transfer point 104 can estimate the CSI between them based on the SRS signal.
404, the configuration information on one group of transfer point is received from the network equipment, one group of transfer point by the network equipment extremely
It is determined less based on channel quality and from multiple transmission point, and configuration information includes at least each transmission in one group of transfer point
The identification information of point.In certain embodiments, it is its definite virtual subdistrict i.e. one group transfer point that UE 106, which receives MeNB 102,
Configuration information, to carry out data transmission with the transfer point in virtual subdistrict.As previously mentioned, virtual subdistrict is by 102 bases of MeNB
It is determined in the channel quality for the channel between UE 106 that transfer point is reported from multiple transmission point, and it is virtual small
Area's configuration information includes the Physical Cell Identifier of each transmission point in virtual subdistrict.UE 106 can be with virtual subdistrict as a result,
In each transmission point carry out data transmission.
The operation performed at MeNB 102, transfer point 104 and UE 106 has been described in detail respectively above.Pass through the disclosure
Embodiment, realize and efficiently select virtual subdistrict that the transfer point of densification is made full use of to provide for each user in macrocell
Source, and calculate complicated cost network utility with low.Fig. 5 shows the communication system of some embodiments according to the disclosure
The exemplary plot of Signalling exchange in system, the communication system are, for example, communication system 100.
In this embodiment, MeNB 102 notifies the SRS configuration informations and UE of (502) UE 106 to transfer point 104
106 identification information, so that transfer point 104 can estimate the CSI of its channel between UE 106.UE 106 is to transfer point
104 send (504) SRS signal.It is appreciated that UE 106 can obtain SRS transmission according to the broadcast message of MeNB 102
Configuration information, and SRS is sent based on the configuration information.When transfer point 104 receives SRS signal, you can with estimate (506) with
The CSI of channel between UE 106.For example, transfer point 104 can know how this detects according to the notification information received
SRS signal transmitted by UE 106, and and then estimate to obtain channel CSI by measuring SRS signal.Then, transfer point 104 is gone back
It can decide whether to report the CSI to MeNB 102 according to channel quality report condition, if it is determined that should report, then
(508) CSI is reported to MeNB 102.
As described above, MeNB 102 receive corresponding CSI that each transfer point 104 reported for UE 106 it
Afterwards, can be determined (510) such as the business load of transfer point 104 based on other information at least based on the information or additionally
The virtual subdistrict of UE 106 determines one group of transfer point 104, and correspondingly optimize the beamformer and power of transfer point 104
Set etc..This detailed process is as described by above in association with method 200.
After the virtual subdistrict of UE 106 is determined, MeNB 102 transmits the configuration of (512) virtual subdistrict to transfer point 104
Information, the mark including the virtual subdistrict, the beamformer of transfer point 104 and power setting etc..MeNB 102 is also to UE
The configuration information of 106 transmission (514) virtual subdistricts, such as the Physical Cell Identifier of each transmission point in the virtual subdistrict.By
This, multiple transmission point 104, which forms virtual subdistrict, can simultaneously serve UE 106, and the two can transmit (516) data.
Fig. 6 shows the schematic diagram that virtual subdistrict is formed in communication system 100.As shown in the figure, MeNB 102 for example according to
Method 200 and respectively UE 1061With UE 1062Corresponding virtual subdistrict 601 and virtual subdistrict 602 is determined.Virtual subdistrict
It can include transfer point 104 in 6011、1042With 1043Three transfer points can include 104 in virtual subdistrict 6023、1044、
1045Three transfer points.It is appreciated that same transfer point 104 can serve multiple UE 106, this is more in transfer point 104
It is particularly useful under antenna configuration, because taking full advantage of Internet resources.And each UE 106 is disposed according to network, it can be with when suitable
Be configured to can be its service a virtual subdistrict, cooperated by the multiple transmission point in virtual subdistrict and combine biography
It is defeated, meet its data transfer demands.
In order to verify benefit caused by embodiment of the disclosure and performance improvement, the disclosure additionally provides simulation result.
Consider indoor office scene, and every layer has 10 10 meters × 10 meters of the room separated by wall, simulated conditions such as the following table 1.
Table 1:Simulated conditions
The following table 2 shows the simulation result of the selection for different virtual subdistrict sizes, and compares volume of business
The promotion of density and user experience rate.
Table 2:For the simulation result of different virtual subdistrict sizes
In table 2, volume of business density and user experience when virtual subdistrict includes different number of transfer point are shown
Rate, further it is shown that when in virtual subdistrict transmission count out increase when, compared with each virtual subdistrict only include a transfer point
Scheme performance boost.It can be seen that embodiment of the disclosure takes full advantage of Internet resources, and effectively improve user
Message transmission rate and network utility meet the requirement of business demand growth.
Fig. 7 shows the block diagram of the device 700 according to one embodiment of the disclosure.It is appreciated that device 700 can be real
It applies at the network equipment.As shown in fig. 7, device 700 (such as MeNB 102) includes：First transmission unit 710, be configured as to
The configuration information of multiple transmission point transmission channel measurement in the covering of the network equipment, multiple transmission point to be allowed to determine and user
Channel quality between equipment；Determination unit 720 is configured as the channel quality at least based on multiple transmission point report, from more
One group of transfer point for user equipment is determined in a transfer point；And second transmission unit 730, it is configured as to one group of transmission
Point and user equipment transmit the configuration information on one group of transfer point.
In certain embodiments, the first transmission unit 710 further includes additional transmission unit, is configured as：To multiple biographies
The reference signal configuration and the information to identity user equipment of defeated point transmission user equipment.
In certain embodiments, determination unit 720 further includes additional determination unit, is configured as：Based on channel quality
With the business load of multiple transmission point, candidate transport point is determined；And from candidate transport point determine one group of transfer point so that
Network utility maximizes.
In certain embodiments, device 700 further includes sequencing unit 740, is configured as：Out of, the network equipment covering
User equipment is selected in multiple user equipmenies, multiple user equipmenies are based on priority level and are sorted.
In certain embodiments, the second transmission unit 730 further includes additional transmission unit, is configured as：At least to one
The group identification information of each transmission point one group of transfer point of transmission and the signal transmission configuration of the transfer point in group transfer point；And
And the identification information of each transmission point in one group of transfer point is at least transmitted to user equipment.
Fig. 8 shows the block diagram of the device 800 according to one embodiment of the disclosure.It is appreciated that device 800 can be real
It applies at transfer point.As shown in figure 8, device 800 (such as transfer point 104) includes：Receiving unit 810 is configured as from network
Equipment receives the configuration information of channel measurement, and the configuration information of channel measurement allows transfer point to determine the letter between user equipment
Road quality；Detection unit 820 is configured as according to configuration information, detects the reference signal from user equipment；Determination unit
830, it is configured as, based on reference signal, determining channel quality；And reporting unit 840, it is configured to respond to channel quality
Meet predetermined threshold, to network equipment reporting channel quality.
In certain embodiments, receiving unit 810 further includes additional receptive unit, is configured as receiving from the network equipment
On the configuration information of one group of transfer point, the configuration information on one group of transfer point include the group identification information of one group of transfer point with
And the signal transmission configuration of transfer point；And device 800 further includes transmission unit 840, be configured as with signal transmission configure to
User device transmissions data.
In certain embodiments, receiving unit 810 further includes another additional receptive unit, is configured as from the network equipment
Receive predetermined threshold；And from the network equipment receive user equipment reference signal configuration and the letter to identity user equipment
Breath.
Fig. 9 shows the block diagram of the device 900 according to one embodiment of the disclosure.It is appreciated that device 900 can be real
It applies at terminal device.As shown in figure 8, device 900 (such as UE 106) includes：Transmitting element 910 is configured as setting to network
Multiple transmission point in standby covering sends reference signal, multiple transmission point to be allowed to determine the channel matter between user equipment
Amount；Receiving unit 920 is configured as the configuration information on one group of transfer point from network equipment reception, and one group of transfer point is by net
Network equipment determines at least based on channel quality and from multiple transmission point, and configuration information is included at least in one group of transfer point
The identification information of each transmission point.
In certain embodiments, device 900 further includes transmission unit 930, is configured as based on configuration information, to one group of biography
Each transmission point transmission data in defeated point.
Figure 10 shows the block diagram for the equipment 1000 for being suitable for realizing embodiment of the disclosure.Equipment 1000 can be used for real
Existing terminal device.As shown in the figure, equipment 1000 includes controller 1010.The operation of 1010 control device 1000 of controller and work(
Energy.For example, in certain embodiments, the instruction 1030 that controller 1010 can be stored in coupled memory 1020
Configuration under perform various operations.Memory 1020 can apply to any suitable type of local technical environment, and
It can be realized using any suitable data storage technology, including but not limited to the memory device based on semiconductor, magnetic storage
Device and system, light storage device and system.Although a memory cell is illustrate only in Figure 10, in equipment 1000
In can have multiple physics different memory cell.
Controller 1010 can apply to any suitable type of local technical environment, and can include but unlimited
In all-purpose computer, special purpose computer, microcontroller, digital signal controller (DSP) and based on controller multinuclear control
One or more of device framework is multiple.Equipment 1000 can also include multiple controllers 1010.Controller 1010 and transceiver
1040 couplings, transceiver 1040 can realize the reception of information by means of one or more antennas 1050 and/or other component
And transmission.
When equipment 1000 serves as the network equipment, controller 1010 and transceiver 1040 can be with compounding practices, in realization
The method 200 that literary reference chart 2 describes.When equipment 1000 serves as transfer point, controller 1010 and transceiver 1040 can coordinate
Operation, to realize the method 300 above with reference to Fig. 3 descriptions.When equipment 1000 serves as terminal device, controller 1010 and transmitting-receiving
Device 1040 can be with compounding practice, to realize the method 400 above with reference to Fig. 4 descriptions.For example, it in some embodiments, retouches above
The action for relating to data/information transmitting-receiving stated can be performed by transceiver 1040, and other actions can be by controller 1010
To perform.It is suitable for equipment 1000 above with reference to the described all features of Fig. 2, Fig. 3, Fig. 4 and Fig. 5, details are not described herein.
In general, the various example embodiments of the disclosure can hardware or special circuit, software, logic or its
What implements in combining.Some aspects can be implemented within hardware, and other aspect can by controller, microprocessor or
Implement in the firmware or software of other computing devices.When each side of embodiment of the disclosure is illustrated or described as frame
When figure, flow chart or other some figures of use represent, it will be understood that box described herein, device, system, techniques or methods can
Using in terms of as nonrestrictive example in hardware, software, firmware, special circuit or logic, common hardware or controller or other
It calculates and implements in equipment or its some combination.
As an example, the implementation woods of the disclosure can be described in the context of machine-executable instruction, machine can be held
Row instruction is such as included in the program module performed in the device on the true or virtual processor of target.In general,
Program module includes routine, program, storehouse, object, class, component, data structure etc., performs specific task or realizes specific
Abstract data structure.In embodiments, the function of program module can merge between described program module or
Segmentation.It can be performed for the machine-executable instruction of program module in local or distributed apparatus.In distributed apparatus
In, program module can be located locally in remote medium storage the two.
Being used to implement the computer program code of disclosed method can be write with one or more programming languages.These
Computer program code can be supplied to the processing of all-purpose computer, special purpose computer or other programmable data processing units
Device so that program code by computer or other programmable data processing units execution when, cause flow chart and/
Or function/operation is carried out specified in block diagram.Program code can completely on computers, part on computers, conduct
Independent software package, part are on computers and part is held on a remote computer or server on the remote computer or completely
Row.
In the context of the disclosure, machine readable media can include or store to be used to or be related to instruct to perform system
Any tangible medium of the program of system, device or equipment.Machine readable media can be that machine-readable signal medium or machine can
Read storage medium.Machine readable media can include but is not limited to electronics, magnetic, it is optical, electromagnetism, infrared or partly lead
System system, device or equipment or its any appropriate combination.The more detailed example of machine readable storage medium is included with one
Or the electrical connections of multiple conducting wires, portable computer diskette, hard disk, random access memories (RAM), read-only memory
(ROM), Erasable Programmable Read Only Memory EPROM (EPROM or flash memory), light storage device, magnetic storage apparatus or its is any appropriate
Combination.
In addition, although operation is depicted with particular order, this simultaneously should not be construed this generic operation is required to show
The operation of all diagrams with sequential order is completed or performed to particular order to obtain expected result.In some cases, it is more
Task or parallel processing can be beneficial.Similarly, although discussed above contain some specific implementation details, this is not
It should be interpreted that the scope for limiting any invention or claim, and should be interpreted that the specific embodiment to specific invention can be directed to
Description.Some features in this specification described in the context of separated embodiment can also combined implementation in single reality
It applies in example.Conversely, various features described in the context of single embodiment can also discretely multiple embodiments or
Implement in any appropriate sub-portfolio.
Although theme is described with the language specific to structural features and or methods of action, but it is to be understood that institute
The theme limited in attached claim is not limited to above-described special characteristic or action.On the contrary, above-described specific spy
Action of seeking peace is disclosed as the exemplary forms for realizing claim.
Claims (24)
1. a kind of communication means, including：
At the network equipment, the configuration information of the multiple transmission point transmission channel measurement into the covering of the network equipment, with
The multiple transfer point is allowed to determine the channel quality between user equipment；
The channel quality at least based on the report of the multiple transfer point, determines from the multiple transfer point for the use
One group of transfer point of family equipment；And
The configuration information on one group of transfer point is transmitted to one group of transfer point and the user equipment.
2. according to the method described in claim 1, the configuration information of the channel measurement is wherein transmitted to the multiple transfer point
Including：
The reference signal configuration of the user equipment is transmitted to the multiple transfer point and to identify the user equipment
Information.
3. it according to the method described in claim 1, wherein determines to include for one group of transfer point of the user equipment：
Business load based on the channel quality and the multiple transfer point determines candidate transport point；And
One group of transfer point is determined from the candidate transport point so that network utility maximizes.
4. it according to the method described in claim 1, further includes：
The user equipment, the multiple user equipment base are selected in multiple user equipmenies out of the network equipment covering
It is sorted in priority level.
5. according to the method described in claim 1, wherein transmitting includes on the configuration information of one group of transfer point：
Each transmission point at least into one group of transfer point transmits the group identification information and the biography of one group of transfer point
The signal transmission configuration of defeated point.
6. according to the method described in claim 1, wherein transmitting includes on the configuration information of one group of transfer point：
The identification information of each transmission point in one group of transfer point is at least transmitted to the user equipment.
7. a kind of communication means, including：
At transfer point in the covering of the network equipment, the configuration information of channel measurement, the letter are received from the network equipment
The configuration information of road measurement allows the transfer point to determine the channel quality between user equipment；
According to the configuration information, the reference signal from the user equipment is detected；
Based on the reference signal, the channel quality is determined；And
Meet predetermined threshold in response to the channel quality, the channel quality is reported to the network equipment.
8. it according to the method described in claim 7, further includes：
Configuration information on one group of transfer point is received from the network equipment, it is described on matching somebody with somebody confidence described in one group of transfer point
Breath includes the group identification information of one group of transfer point and the signal transmission configuration of the transfer point；And
It is configured with the signal transmission to the user device transmissions data.
9. it according to the method described in claim 7, further includes：
The predetermined threshold is received from the network equipment.
10. according to the method described in claim 7, the configuration information bag of the channel measurement is wherein received from the network equipment
It includes：
Letter from the reference signal configuration of the network equipment reception user equipment and to identify the user equipment
Breath.
11. a kind of communication means, including：
At user equipment, the multiple transmission point into the covering of the network equipment sends reference signal, to allow the multiple biography
Defeated point determines the channel quality between the user equipment；And
Receive configuration information on one group of transfer point from the network equipment, one group of transfer point by the network equipment extremely
It is determined less based on the channel quality and from the multiple transfer point, and the configuration information includes at least one group of biography
The identification information of each transmission point in defeated point.
12. it according to the method for claim 11, further includes：
Based on the configuration information, each transmission point transmission data into one group of transfer point.
13. a kind of network equipment, including：
Transceiver is configured as：
The configuration information of multiple transmission point transmission channel measurement into the covering of the network equipment, to allow the multiple biography
Defeated point determines the channel quality between user equipment；
One group of transfer point and the user equipment into the multiple transfer point transmit the configuration on one group of transfer point
Information；And
Controller is configured as：
The channel quality at least based on the report of the multiple transfer point, determines from the multiple transfer point for the use
One group of transfer point of family equipment.
14. the network equipment according to claim 13, the transceiver is additionally configured to：
The reference signal configuration of the user equipment is transmitted to the multiple transfer point and to identify the user equipment
Information.
15. the network equipment according to claim 13, the controller is additionally configured to：
Business load based on the channel quality and the multiple transfer point determines candidate transport point；And
One group of transfer point is determined from the candidate transport point so that network utility maximizes.
16. the network equipment according to claim 13, the controller is additionally configured to：
The user equipment, the multiple user equipment base are selected in multiple user equipmenies out of the network equipment covering
It is sorted in priority level.
17. the network equipment according to claim 13, the transceiver is additionally configured to：
Each transmission point at least into one group of transfer point transmits the group identification information and the biography of one group of transfer point
The signal transmission configuration of defeated point.
18. the network equipment according to claim 13, the transceiver is additionally configured to：
The identification information of each transmission point in one group of transfer point is at least transmitted to the user equipment.
19. a kind of transfer point in the covering of the network equipment, including：
Transceiver is configured as：
The configuration information of channel measurement is received from the network equipment, the configuration information of the channel measurement allows the transfer point
Determine the channel quality between user equipment；And
Controller is configured as：
According to the configuration information, the reference signal from the user equipment is detected；
Based on the reference signal, the channel quality is determined；And
Meet predetermined threshold in response to the channel quality, the channel quality is reported to the network equipment.
20. transfer point according to claim 19, the transceiver is additionally configured to：
Configuration information on one group of transfer point is received from the network equipment, it is described on matching somebody with somebody confidence described in one group of transfer point
Breath includes the group identification information of one group of transfer point and the signal transmission configuration of the transfer point；And
It is configured with the signal transmission to the user device transmissions data.
21. transfer point according to claim 19, the transceiver is additionally configured to：
The predetermined threshold is received from the network equipment.
22. transfer point according to claim 19, the transceiver is additionally configured to：
Letter from the reference signal configuration of the network equipment reception user equipment and to identify the user equipment
Breath.
23. a kind of terminal device, including：
Transceiver is configured as：
Multiple transmission point into the covering of the network equipment sends reference signal, with allow the multiple transfer point determine with it is described
Channel quality between user equipment；And
Receive configuration information on one group of transfer point from the network equipment, one group of transfer point by the network equipment extremely
It is determined less based on the channel quality and from the multiple transfer point, and the configuration information includes at least one group of biography
The identification information of each transmission point in defeated point.
24. terminal device according to claim 23, the transceiver is additionally configured to：
Based on the configuration information, each transmission point transmission data into one group of transfer point.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611076446.8A CN108124277B (en) | 2016-11-29 | 2016-11-29 | Communication method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611076446.8A CN108124277B (en) | 2016-11-29 | 2016-11-29 | Communication method and apparatus |
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| CN108124277B CN108124277B (en) | 2021-06-15 |
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| CN101867964A (en) * | 2009-04-17 | 2010-10-20 | 大唐移动通信设备有限公司 | Method, system and device for determining cooperative transmission node |
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| CN108124277B (en) | 2021-06-15 |
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