CN103458458B - Carrier wave measuring method and device - Google Patents
Carrier wave measuring method and device Download PDFInfo
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- CN103458458B CN103458458B CN201210183261.2A CN201210183261A CN103458458B CN 103458458 B CN103458458 B CN 103458458B CN 201210183261 A CN201210183261 A CN 201210183261A CN 103458458 B CN103458458 B CN 103458458B
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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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Abstract
The invention discloses a kind of carrier wave measuring method and device, relate to the communications field, for the problem solving cannot new type carrier be measured in prior art.The method include that base station determines that the adjacent base station of described base station or described base station has designated carrier, described designated carrier at least includes new type carrier or common carrier wave；Described base station is to user terminal sending measuring task, and to indicate described user terminal to measure described designated carrier, described measuring task includes reference signal or the carrier type of described designated carrier of described designated carrier；Described base station receives the measurement report that described user terminal reports, and described measurement report includes that described user terminal measures, according to described measuring task, the measurement result that described designated carrier obtains.The present invention is applicable to the communications field, for measuring new type carrier.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of carrier wave measuring method and device.
Background technology
Along with the fast development of mobile communication system, in order to keep 3GPP (the 3rd generation
Partnership project, third generation partner program) competitive advantage, LTE-A (long term evolution
-advanced, the follow-up evolution of Long Term Evolution project) standard formulation work carry out.In order to further
Improve spectrum efficiency and the user throughput of communication system, introduce in the Release-10 version of LTE-A
CA (carrier gggregation, carrier aggregation) technology, this technology enable to UE (user equipment,
Subscriber equipment) use multiple common carrier wave to carry out uplink and downlink communication simultaneously, thus support high speed data transfer.
In the multiple common carrier wave that UE uses, can select a carrier wave as main carrier (such as: select described
First carrier wave that UE is used is main carrier, but is not limited to this), remaining carrier wave is as auxiliary carrier wave.
In Release-11 version, 3GPP proposes a kind of new carrier type NCT (new carrier
Yype, new type carrier).NCT is considered as the carrier wave of a kind of non-backward compatible, can be existing by amendment
Some mechanism is to strengthen carrier performance, such as: strengthens spectrum efficiency, improve heterogeneous network support, energy-conservation etc..
In order to realize the lifting of above-mentioned performance, major part company tends to remove on time-frequency domain or subframe or reduce
CRS (cell reference signaling, cell reference signals), retains CSI-RS (channel-state
Information reference signal, channel state information reference signals).
In communication process, base station needs to measure each carrier wave, determines the signal strength information of community,
And then decide whether to increase community as associative operations such as Serving cells for UE.Along with the development of 3GPP,
The 3GPP agreement of highest version gradually can propose other kinds of carrier wave, to promote the development of communication technology.
Inventor finds that carrier wave measurement scheme of the prior art is to measure common carrier wave, when base station is same
Time time also there is other types carrier wave, how to measure different carrier is a problem needing to solve.
Summary of the invention
Embodiments of the invention provide a kind of carrier wave measuring method and device, it is possible to solve to work as base station and have simultaneously
When common carrier wave and other types carrier wave, the problem that different carrier is measured.
For reaching above-mentioned purpose, embodiments of the invention adopt the following technical scheme that
On the one hand, embodiments provide a kind of carrier wave measuring method, including:
Base station determines that the adjacent base station of described base station or described base station has designated carrier, and described designated carrier is extremely
Include new type carrier or common carrier wave less；
Described base station is to user terminal sending measuring task, to indicate described user terminal to described designated carrier
Measuring, described measuring task includes reference signal or the carrier wave of described designated carrier of described designated carrier
Type；
Described base station receives the measurement report that described user terminal reports, and described measurement report includes described use
Family terminal measures, according to described measuring task, the measurement result that described designated carrier obtains.
On the other hand, embodiments provide a kind of carrier wave measuring method, including:
User terminal receives the measuring task that base station issues, and described measuring task is used for indicating described user terminal
Measuring designated carrier, described measuring task includes the reference signal of described designated carrier or described appointment
The carrier type of carrier wave；
Described user terminal determines the reference signal needing to measure according to described measuring task, to this reference signal
Measure, obtain the measurement result of described designated carrier, described measurement result is carried in measurement report
Send to described base station.
Another further aspect, the embodiment of the present invention additionally provides a kind of carrier wave measuring method, including:
User terminal receives the measuring task that base station sends；
According to described measuring task, described user terminal determines that carrier wave to be measured includes that new type carrier is with common
Carrier wave；
The cell reference signals CRS of common carrier wave described in described user terminal measurement and described new type carrier
Channel state information reference signals CSI-RS, and obtain CRS measurement result and CSI-RS measurement result；
When the signal quality of described CSI-RS is better than the signal quality of described CRS, described user terminal will
Described CSI-RS measurement result sends to described base station；
When the signal quality of described CRS is better than the signal quality of described CSI-RS, described user terminal will
Described CRS measurement result sends to described base station.
Another aspect, the embodiment of the present invention additionally provides a kind of base station, including:
First determines unit, for determining that the adjacent base station of described base station or described base station has designated carrier,
Described designated carrier at least includes new type carrier or common carrier wave；
Transmitting element, for determining, according to described first, the described designated carrier that unit determines, to user terminal
Sending measuring task, to indicate described user terminal that described designated carrier is measured, described measuring task
Reference signal or the carrier type of described designated carrier including described designated carrier；
Receiving unit, for receiving the measurement report that described user terminal reports, described measurement report includes
Described user terminal measures, according to described measuring task, the measurement result that described designated carrier obtains.
Another aspect, the embodiment of the present invention additionally provides a kind of user terminal, including:
Receiving unit, for receiving the measuring task that base station issues, described measuring task is used for indicating described use
Designated carrier is measured by family terminal, and described measuring task includes reference signal or the institute of described designated carrier
State the carrier type of designated carrier；
Measuring unit, determines, for receiving the measuring task of unit reception according to described second, the ginseng needing to measure
Examine signal, this reference signal is measured, obtain the measurement result of described designated carrier；
Transmitting element, for being carried in measurement report transmission to described base station by described measurement result.
Another aspect, the embodiment of the present invention additionally provides a kind of user terminal, including:
Receive unit, for receiving the measuring task that base station sends；
Determine unit, determine carrier wave to be measured for receiving the measuring task of unit reception according to the described 3rd
Including new type carrier and common carrier wave；
Measuring unit, for measuring the cell reference signals CRS of described common carrier wave and described new type carrier
Channel state information reference signals CSI-RS, and obtain CRS measurement result and CSI-RS measurement result；
Transmitting element, the signal quality of the described CSI-RS for measuring when described second measuring unit is better than institute
When stating the signal quality of CRS, described CSI-RS measurement result is sent to described base station；And
When the signal quality of the described CRS of described second measuring unit measurement is better than the signal of described CSI-RS
During quality, described CRS measurement result is sent to described base station.
The carrier wave measuring method of embodiment of the present invention offer and device, include commonly carrying when needing the carrier wave measured
When ripple and new type carrier, it is possible to effectively realize described common carrier wave and the measurement of new type carrier so that
Base station is obtained in that the measurement result of each carrier wave, it is simple to carrier wave is managed by base station.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of the carrier wave measuring method that Fig. 1 provides for the embodiment of the present invention one；
The schematic flow sheet of the carrier wave measuring method that Fig. 2 provides for the embodiment of the present invention two；
The schematic flow sheet of the carrier wave measuring method that Fig. 3 provides for the embodiment of the present invention three；
The schematic flow sheet of the carrier wave measuring method that Fig. 4 provides for the embodiment of the present invention four；
The schematic flow sheet of the carrier wave measuring method that Fig. 5 provides for the embodiment of the present invention five；
The structural representation of the base station that Fig. 6-8 provides for the embodiment of the present invention six；
The structural representation of the user terminal that Fig. 9 provides for the embodiment of the present invention seven；
The structural representation of the user terminal that Figure 10 provides for the embodiment of the present invention eight；
The structural representation of the base station that Figure 11 provides for the embodiment of the present invention nine；
The structural representation of the user terminal that Figure 12 provides for the embodiment of the present invention ten；
The structural representation of the user terminal that Figure 13 provides for the embodiment of the present invention 11.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
In various embodiments of the present invention, it is intended that carrier wave can be understood as the different loads that base station determines and needs test
Ripple, as common carrier wave, member carrier, new type carrier, etc..
Embodiment one
Embodiments provide a kind of carrier wave measuring method, as it is shown in figure 1, include:
101, base station determines that the adjacent base station of described base station or described base station has designated carrier, and described appointment carries
Ripple at least includes new type carrier or common carrier wave.
What deserves to be explained is, the described common carrier wave in the embodiment of the present invention is traditional backward compatibility carrier wave,
Described new type carrier is the non-backward compatible carrier waves of enhancement mode, can be 3GPP in Release-11 version
A kind of new carrier type NCT (new carrier type, new carrier type) proposed..NCT is considered
As the carrier wave of a kind of non-backward compatible, can be by revising existing mechanism to strengthen carrier performance, such as:
Strengthen spectrum efficiency, improve heterogeneous network support, energy-conservation etc..In order to realize the lifting of above-mentioned performance, big portion
Branch company tends to remove or reduce CRS (cell reference signaling, community on time-frequency domain or subframe
Reference signal), (channel-state information reference signal, channel status is believed to retain CSI-RS
Breath reference signal).
102, described base station is to user terminal sending measuring task, to indicate described user terminal to designated carrier
Measuring, described measuring task includes reference signal or the carrier wave of described designated carrier of described designated carrier
Type.
What deserves to be explained is, the method that the embodiment of the present invention provides can be by base station by RRC (radio
Resource control, wireless heterogeneous networks) message is to user terminal sending measuring task, but it is not limited only to this.
Wherein, user terminal need measure reference signal include CRS (cell reference signaling, little
District's reference signal) or CSI-RS (channel-state information reference signal, channel status letter
Breath reference signal) etc..
Concrete, when designated carrier is new type carrier, designated carrier described in user terminal measurement
CSI-RS；When designated carrier is common carrier wave, the CRS of designated carrier described in user terminal measurement.
103, described base station receives the measurement report that described user terminal reports, and described measurement report includes institute
State user terminal and measure, according to described measuring task, the measurement result that described designated carrier obtains.
Base station is after obtaining measurement report, it is possible to determine signal quality and the letter of designated carrier according to measurement result
Number intensity, consequently facilitating user terminal and this designated carrier are managed, such as by base station: base station determine be
The no carrier wave new for the increase of this user terminal, or this designated carrier is safeguarded, or determine community
Between switching scene etc..
What deserves to be explained is, described new type carrier is referred to as extending carrier wave (extensional carrier)
Or additional carrier (additional carrier).
The carrier wave measuring method that the embodiment of the present invention provides, it is possible to effectively realize common carrier wave and new type are carried
The carrier wave of ripple is measured, consequently facilitating carrier wave or active user's terminal are carried out by base station according to the measurement result of carrier wave
Management operation, it is ensured that communication quality.
Embodiment two
Embodiments provide a kind of carrier wave measuring method, further using user terminal as executive agent
Embodiment one is described, as in figure 2 it is shown, include:
201, user terminal receives the measuring task that base station issues, and described measuring task is used for indicating described user
Designated carrier is measured by terminal, and described measuring task includes the reference signal of described designated carrier or described
The carrier type of designated carrier, described designated carrier at least includes new type carrier or common carrier wave.
Wherein, user terminal need measure reference signal include CRS (cell reference signaling, little
District's reference signal) or CSI-RS (channel-state information reference signal, channel status letter
Breath reference signal).
202, described user terminal determines the reference signal needing to measure according to described measuring task, to this reference
Signal measures, and obtains the measurement result of described designated carrier, and described measurement result is carried on measurement report
Announcement sends to described base station.
Concrete, when designated carrier is new type carrier, described user terminal determines the reference needing to measure
Signal is the CSI-RS of designated carrier；When designated carrier is common carrier wave, described user terminal determines needs
The CRS that reference signal is designated carrier measured.
The carrier wave measuring method that the embodiment of the present invention provides, it is possible to it is right that the measuring task issued according to base station realizes
Common carrier wave and the measurement of new type carrier, report base station by measurement result, in order to base station is according to carrier wave
Measurement result carrier wave or active user's terminal are managed operation.
Embodiment three
Embodiments provide a kind of carrier wave measuring method, further embodiment one, two be described,
As it is shown on figure 3, include:
301, the carrier type of the designated carrier of the described adjacent base station that base station receiving neighbor bs sends.
It is emphasized that the adjacent base station in the embodiment of the present invention at least to include by X2 interface or S1 to connect
The base station that mouth is connected with described base station.Concrete, when interface between base station is set up, described base station is by connecing
Receive the carrier type of the designated carrier of the described adjacent base station that adjacent base station sends, the most respective with adjacent base station
The cell information of community under base station, including: the carrier wave frequency range of community, community ID (identity, mark) etc.
Information.What deserves to be explained is, in the present embodiment, the current base station cell information mutual with adjacent base station is also
Including the carrier type of community under respective base station, described carrier type includes common carrier wave and new type carrier.
Such as, base station 1 and base station 2 are illustrated as a example by being set up by X2 interface and connecting: base station 2 exists
Community, 2 times, base station is carried in X2setup request (X2 interface the sets up request) message that base station 1 sends
And the cell information of neighbor cell, base station 1 is at the X2setup response (X2 interface sent to base station 2
Set up response) message carries community, 1 time, base station and the cell information of neighbor cell.
On the other hand, when connection is set up by S1 interface in base station 1 and base station 2, MME can be passed through
(mobility management entity, mobile management entity) carries out Signalling exchange, so that base station 1 He
Base station 2 obtains respective base station and the cell information of adjacent base station Xia Ge community.
What deserves to be explained is, the carrier type of described designated carrier at least includes new type carrier or common carrier wave.
Wherein, new type carrier is a kind of new carrier wave that 3GPP proposes in the Release-11 version of LTE-A
Type, such carrier wave eliminates CRS.According to current standard, new type carrier can not configure alone
To UE (user equipment, user terminal) as server carrier, base station is needed to configure a common carrier wave
Association carrier wave as this new type carrier.So when there is new type carrier under described base station, in addition it is also necessary to
Indicate the common carrier wave being associated with this new type carrier to adjacent base station, this common carrier wave can configure alone
To UE as Serving cell.
Optionally, base station can select and new type carrier according to new type carrier and the frequency range of common carrier wave
The common carrier wave that residing frequency range is closer to is as the association carrier wave of this new type carrier, it is also possible to according to other
Require to be new type carrier configuration association carrier wave, do not limit.
302, base station determines that the adjacent base station of described base station or described base station has designated carrier, and described appointment carries
Ripple at least includes new type carrier or common carrier wave.
What deserves to be explained is, the described common carrier wave in the embodiment of the present invention is traditional backward compatibility carrier wave,
Described new type carrier is the non-backward compatible carrier waves of enhancement mode, is included in Release-11 version, 3GPP
A kind of new carrier type NCT proposed.NCT is considered as the carrier wave of a kind of non-backward compatible, can
With by revising existing mechanism to strengthen carrier performance, such as: strengthen spectrum efficiency, improve heterogeneous network
Support, energy-conservation etc..In order to realize the lifting of above-mentioned performance, major part company tends in time-frequency domain or subframe
Upper removal or reduction CRS, retain CSI-RS.It is emphasized that described new type carrier is referred to as
Extension carrier wave or additional carrier.
303, when described base station needs to measure designated carrier, according to the carrier type of this designated carrier
Generating measuring task, described measuring task includes the reference signal of described designated carrier or described designated carrier
Carrier type.
What deserves to be explained is, UE realizes based on CRS when measuring common carrier wave, and UE passes through
Measure the CRS of common carrier wave to obtain the measurement result of this common carrier wave.Owing to removing in new type carrier
CRS, so the present embodiment is by measuring the CSI-RS of new type carrier measuring new type carrier.
Wherein, compared with CRS, the frequency of CSI-RS is relatively low, but also is able to the letter for measuring new type carrier
Number quality.
Concrete, when described designated carrier is new type carrier, need the described new type carrier that UE measures
Reference signal be CSI-RS；When described designated carrier is common carrier wave, need that UE measures is described general
The reference signal of logical carrier wave is CRS.
It should be noted that each measuring task include measure entity information (measurement object) and
Report configuration information (report configuration), measures and reports described in entity information that configuration information is used for indicating
Need the designated carrier that UE measures, report configuration information to be used for determining that triggering UE sends to base station to measure
The configuration information of report.Wherein, measure entity information and report configuration information is that the cell in measuring task disappears
Breath, reference signal preferably can be indicated information to be carried in measurement entity information by base station, it is also possible to carries
In report configuration information, do not limit.
304, described base station is to UE sending measuring task, to indicate described UE to carry out described designated carrier
Measuring, described measuring task includes reference signal or the carrier type of described designated carrier of described designated carrier.
305, UE receives described measuring task, determines the reference signal needing to measure according to described measuring task.
Concrete, when designated carrier is new type carrier, UE determines that the reference signal needing to measure is described
The CSI-RS of designated carrier；Or, when designated carrier is common carrier wave, UE determines the ginseng needing to measure
Examine the CRS that signal is described designated carrier.
Optionally, except above-mentioned UE directly determines the method for reference signal needing to measure according to measuring task,
UE can also determine the carrier type of described designated carrier by measuring task, and then according to the carrier-class determined
Type determines the reference signal needing to measure, specific as follows:
When the carrier type of described designated carrier is described new type carrier or described common carrier wave, described UE
Carrier type according to described designated carrier determines that the reference signal needing to measure is described CSI-RS or described
CRS。
What deserves to be explained is, use UE directly to determine the side of the reference signal needing measurement according to measuring task
Method, it is possible to reduce the complexity of UE, reduces the trigger delay of measurement report
306, the described reference signal needing to measure is measured by UE, obtains measurement result, described measurement
Result includes CSI-RS measurement result or CRS measurement result.
307, the measurement result obtained as UE meets the report configuration information in measuring task and triggers and report survey
During amount report, sending measurement report to base station, described measurement report includes the reference letter that needs are measured by UE
The measurement result obtained after number completing to measure.
308, base station receives the measurement report that UE reports, and obtains the measurement result of designated carrier.
Base station is after the measurement result obtaining designated carrier, it is possible to determine the letter of designated carrier according to measurement result
Number quality and signal intensity, and then UE and this designated carrier are managed, such as: decide whether as UE
Increase new carrier wave, or this designated carrier is safeguarded, or determine the scene etc. of handover between cells.
The carrier wave measuring method that the embodiment of the present invention provides, it is possible to realize common carrier wave and new type carrier
Measure, consequently facilitating base station is managed operation according to carrier measurements carrier wave or active user's terminal；With
Time the present embodiment in base station can determine the reference signal needing UE to measure, it is possible to reduce UE complexity,
Reduce the trigger delay of measurement report.
Embodiment four
Embodiments provide a kind of carrier wave measuring method, from UE side, above-described embodiment is retouched
Stating, as shown in Figure 4, described method includes:
401, UE receives the measuring task that base station sends.
Wherein, described measuring task is used for indicating described UE to determine carrier wave to be measured.
402, according to described measuring task, described UE determines that carrier wave to be measured includes new type carrier and common
Carrier wave.
Wherein, described common carrier wave is traditional backward compatibility carrier wave, and described new type carrier is enhancement mode
Non-backward compatible carrier waves, described new type carrier is that 3GPP proposes in the Release-11 version of LTE-A
A kind of new carrier type, be considered as the carrier wave of a kind of non-backward compatible, can by amendment existing
Mechanism to strengthen carrier performance, such as: strengthen spectrum efficiency, improve heterogeneous network support, energy-conservation etc..
In order to realize the lifting of above-mentioned performance, major part company tends to remove on time-frequency domain or subframe or reduce
CRS, retains CSI-RS.
403, described UE measures the CRS and the CSI-RS of described new type carrier of described common carrier wave, and
Obtain CRS measurement result and CSI-RS measurement result.
404, when the signal quality of described CSI-RS is better than the signal quality of described CRS, described UE will
Described CSI-RS measurement result sends to described base station；When the signal quality of described CRS is better than described CSI-RS
Signal quality time, described CRS measurement result is sent to described base station by described UE.
What deserves to be explained is, owing to new type carrier eliminates CRS, so when the designated carrier needing measurement
During for new type carrier, the CSI-RS measurement result that UE obtains is preferable, and CRS measurement result is poor.
The carrier wave measuring method that the embodiment of the present invention provides, when receiving the measuring task that base station issues, root
Determine the designated carrier needing to measure according to measuring task, and then CRS and CSI-RS of this carrier wave is entered respectively
Row is measured, and selects the preferable reference signal of signal quality and the measurement result of this reference signal is reported base station,
So that base station is managed operation to described designated carrier.
Embodiment five
Embodiments provide a kind of carrier wave measuring method, for the detailed description to embodiment four, such as Fig. 5 institute
Show, including:
501, UE receives the measuring task that base station sends, and described measuring task is used for indicating described UE to determine and treats
Measure carrier wave.
502, according to described measuring task, described UE determines that carrier wave to be measured includes new type carrier and common
Carrier wave.
Wherein, described common carrier wave is traditional backward compatibility carrier wave, and described new type carrier is enhancement mode
Non-backward compatible carrier waves, described new type carrier is that 3GPP proposes in the Release-11 version of LTE-A
A kind of new carrier type, be considered as the carrier wave of a kind of non-backward compatible, can by amendment existing
Mechanism to strengthen carrier performance, such as: strengthen spectrum efficiency, improve heterogeneous network support, energy-conservation etc..
In order to realize the lifting of above-mentioned performance, major part company tends to remove on time-frequency domain or subframe or reduce
CRS, retains CSI-RS.
What deserves to be explained is, the UE in the present embodiment supports the Release-11 version of LTE-A, i.e. UE
Can communicate using new type carrier as Serving cell.
503, described UE measures the CRS and the CSI-RS of described new type carrier of described common carrier wave, and
Obtain CRS measurement result and CSI-RS measurement result.
504, described CRS measurement result and CSI-RS measurement result are compared by described UE, select letter
Number quality preferably measurement result, as the measurement result of described carrier wave to be measured, determines according to this measurement result
The reference signal of described carrier wave to be measured or the carrier type of described carrier wave to be measured, generate measurement report, will
Described measurement report sends to described base station.
Wherein, described measurement report at least includes the measurement result of described carrier wave to be measured and described to be measured
The reference signal of loading gage ripple or the carrier type of described carrier wave to be measured, determine described to be measured for described base station
The carrier type of loading gage ripple.
Concrete, when the signal quality of described CSI-RS is better than the signal quality of described CRS, described use
Family terminal sends measurement report to described base station, has described CSI-RS measurement result in described measurement report,
With at least one information following: the reference signal of (1) described new type carrier, for for base station according to this ginseng
Examining the carrier wave that signal determines that UE measures is new type carrier；(2) carrier type of described new type carrier, uses
The carrier wave measured in instruction base station UE is new type carrier；
When the signal quality of described CRS is better than the signal quality of described CSI-RS, described user terminal to
Described base station sends measurement report, has described CRS measurement result in described measurement report, and following the most at least
A kind of information: the reference signal of (1) described common carrier wave, for determining UE for base station according to this reference signal
The carrier wave measured is common carrier wave；(2) carrier type of described common carrier wave, is used for indicating base station UE to measure
Carrier wave be common carrier wave.
505, base station receives the measurement report that UE reports, and obtains measurement result, determines carrier wave measured by UE
Carrier type.
Optionally, in order to reduce the complexity of base station, the UE in the embodiment of the present invention can select measuring report
Announcement directly carries the carrier type of carrier wave measured by this UE.
What deserves to be explained is, base station is after receiving the measurement report that UE reports, it is possible to obtain measured by UE
The signal quality of carrier wave and carrier type, so this carrier wave is managed operation, such as: decide whether for
UE increases new carrier wave, or safeguards this carrier wave, or determines the scene etc. of handover between cells.
What deserves to be explained is, owing to new type carrier can not be allocated to alone UE as Serving cell, then if it is determined that
The carrier wave that UE measures is new type carrier, then will not be using this carrier wave as the target main plot switched.
The carrier wave measuring method that the embodiment of the present invention provides, when UE receives the measuring task that base station issues,
Determine that base station requires the carrier wave measured, CRS and CSI-RS of this carrier wave is measured respectively, selects letter
Number preferable reference signal of quality by the carrier wave of carrier wave measured by the measurement result of this reference signal and UE
Type reports base station, so that base station determines the carrier type of carrier wave measured by UE, it is simple to base station is to carrier wave
It is managed operation.
Embodiment six
Embodiments provide a kind of base station, it is possible to perform the action of base station in said method embodiment,
As shown in Figure 6, described base station includes:
First determines unit 61, for determining that the adjacent base station of described base station or described base station has designated carrier,
Described designated carrier at least includes new type carrier or common carrier wave.
Wherein, first determines that unit 61 may be used in the step 101 in execution embodiment one and embodiment three
Step 301；
Transmitting element 62, for determining, according to described first, the described designated carrier that unit determines, to user eventually
End sending measuring task, to indicate described user terminal to measure described designated carrier, described measurement is appointed
Business includes reference signal or the carrier type of described designated carrier of described designated carrier；
Wherein transmitting element, may be used for performing the step 102 in embodiment one and the step in embodiment three
304；
Receive unit 63, for receiving the measurement report that described user terminal reports, described measurement report wraps
Include described user terminal and measure, according to described measuring task, the measurement result that described designated carrier obtains.
Receive unit 63, may be used for performing the step 103 in embodiment one and the step in embodiment three
308。
Further, this reception unit 63, it is additionally operable to receive the described adjacent base station that described adjacent base station sends
The carrier type of described designated carrier.
Further, as it is shown in fig. 7, this base station also includes indicating member 64, for when described base station has institute
When stating new type carrier, indicate the common carrier wave being associated with described new type carrier to described adjacent base station.
Further, as shown in Figure 8, described base station also includes that second determines unit 65, is used for:
When described designated carrier is described new type carrier, determine that the reference signal of described new type carrier is
Channel state information reference signals CSI-RS；
When described designated carrier is common carrier wave, determine that the reference signal of described common carrier wave is cell reference
Signal CRS.
Concrete, this second determines unit 65, is further used for when the carrier type of described designated carrier is institute
When stating new type carrier or described common carrier wave, determine according to the carrier type of described designated carrier and need to measure
Reference signal be described CSI-RS or described CRS.
Optionally, the measuring task that in the embodiment of the present invention, base station issues has measurement entity information and report is joined
Confidence ceases, and described measurement entity information or described report configuration information are for indicating the described appointment needing and measuring
Carrier wave, described report configuration information is additionally operable to determine that the described user terminal of triggering sends to described base station and measures report
The configuration information accused.
Optionally, in the present embodiment, described new type carrier is the non-backward compatible carrier waves of enhancement mode, institute
Stating common carrier wave is traditional backward compatibility carrier wave.
In the present embodiment, above-mentioned first determine step 101 that unit 61 may be used for performing in embodiment one and
Step 301 in embodiment three；Above-mentioned transmitting element 62, may be used for performing the step 102 in embodiment one
With the step 304 in embodiment three；Above-mentioned reception unit 63, may be used for performing the step in embodiment one
103 and embodiment three in step 308.Therefore, the base station that the embodiment of the present invention provides, it is possible to it is right effectively to realize
New type carrier and common carrier wave measurement, consequently facilitating base station according to the measurement result of carrier wave to this carrier wave
Or active user's terminal is managed operation；Base station in the present embodiment can determine the finger needing to measure simultaneously
Determine the carrier type of carrier wave or need the signal type of the reference signal measured such that it is able to reducing the complexity of UE
Degree, reduces the trigger delay of measurement report.
Embodiment seven
Embodiments provide a kind of user terminal, it is possible to realize the execution of UE in said method embodiment
Action, as it is shown in figure 9, described user terminal includes:
Receiving unit 91, for receiving the measuring task that base station issues, described measuring task is used for indicating described
Designated carrier is measured by user terminal, described measuring task include described designated carrier reference signal or
The carrier type of described designated carrier；
Measuring unit 92, the measuring task for receiving according to described reception unit determines the reference needing to measure
Signal, measures this reference signal, obtains the measurement result of described designated carrier；
Transmitting element 93, for being carried in measurement report transmission to described base station by described measurement result.
Optionally, this user terminal also includes determining unit 94, is used for when designated carrier is that described new type carries
During ripple, determine the channel state information reference signals that reference signal is described designated carrier needing to measure
CSI-RS；And when described designated carrier is common carrier wave, determine that the reference signal needing to measure is described
The reference signal of designated carrier is cell reference signals CRS.
Optionally, described determine that unit 94 is additionally operable to when the carrier type of described designated carrier is described new type
When carrier wave or described common carrier wave, determine the reference letter needing to measure according to the carrier type of described designated carrier
Number it is described CSI-RS or described CRS..
Optionally, in the present embodiment, described new type carrier is the non-backward compatible carrier waves of enhancement mode, institute
Stating common carrier wave is traditional backward compatibility carrier wave.
Reception unit 91 in the present embodiment, may be used for performing the step 201 in embodiment two and embodiment
Step 305 in three.Therefore, the user terminal that the embodiment of the present invention provides, it is possible to the measurement issued according to base station
Task realizes new type carrier and the measurement of common carrier wave, consequently facilitating base station is according to the measurement result of carrier wave,
New type carrier and common carrier wave or active user's terminal are managed operation.
Embodiment eight
Embodiments provide a kind of user terminal, it is possible to realize said method embodiment four and embodiment
The method of UE in five, as shown in Figure 10, described user terminal includes:
Receive unit 101, for receiving the measuring task that base station sends；
Determine unit 102, determine load to be measured for receiving the measuring task of unit reception according to the described 3rd
Ripple includes new type carrier and common carrier wave；
Measuring unit 103, for measuring the cell reference signals CRS of described common carrier wave and described new type
Channel state information reference signals CSI-RS of carrier wave, and obtain CRS measurement result and CSI-RS measurement knot
Really；
Transmitting element 104, is used for:
When the signal quality of the described CSI-RS of described second measuring unit measurement is better than the signal of described CRS
During quality, described CSI-RS measurement result is sent to described base station；And
When the signal quality of the described CRS of described second measuring unit measurement is better than the signal of described CSI-RS
During quality, described CRS measurement result is sent to described base station.
Wherein, above-mentioned reception unit 101, may be used for performing in embodiment four in step 401 and embodiment five
Step 501.
Above-mentioned determine unit 102, may be used for performing in embodiment four step in step 402 and embodiment five
502。
Above-mentioned measuring unit 103, may be used for performing in embodiment four step in step 403 and embodiment five
503。
Above-mentioned transmitting element 104, may be used for performing in embodiment four step in step 404 and embodiment five
504。
Preferably, described transmitting element 104 for sending measurement report, described measurement report to described base station
In there is described CSI-RS measurement result, and at least one information as follows: the ginseng of (1) described new type carrier
Examine signal；(2) carrier type of described new type carrier；
Or,
Described transmitting element 104, for sending measurement report to described base station, has institute in described measurement report
State CRS measurement result, and at least one information as follows: the reference signal of (1) described common carrier wave；(2)
The carrier type of described common carrier wave.
The user terminal that the embodiment of the present invention provides, when receiving the measuring task that base station issues, determines base
Stand and require the designated carrier of measurement, CRS and CSI-RS of this carrier wave is measured respectively, select signal
The measurement result of this reference signal is also reported base station, so that base station determines by the preferable reference signal of quality
The carrier type of carrier wave measured by described user terminal, it is simple to base station is managed operation to described carrier wave.
Embodiment nine
Embodiments provide a kind of base station, it is possible to realize the side of base station in embodiment one and embodiment three
Method, as shown in figure 11, described base station includes:
Processor 111, for determining that the adjacent base station of described base station or described base station has designated carrier, described
Designated carrier at least includes new type carrier or common carrier wave；
Transmitter 112, for the described designated carrier determined according to described processor 111, under user terminal
Send out measuring task, to indicate described user terminal that described designated carrier is measured, described measuring task bag
Include reference signal or the carrier type of described designated carrier of described designated carrier；
Receiver 113, for receiving the measurement report that described user terminal reports, described measurement report includes
Described user terminal measures, according to described measuring task, the measurement result that described designated carrier obtains.
Further, the described adjacent base station that described receiver 113 sends for receiving described adjacent base station
The carrier type of described designated carrier.
Concrete, described transmitter 112 is additionally operable to when described base station has described new type carrier, to institute
State adjacent base station and indicate the common carrier wave being associated with described new type carrier.
Further, described processor 111 is additionally operable to determine described measuring task according to described designated carrier；
Wherein, described measuring task, for when described designated carrier is described new type carrier, indicates described user
Channel state information reference signals CSI-RS that reference signal is described new type carrier that terminal is measured；And
When described designated carrier is common carrier wave, the reference signal indicating described user terminal measurement is described
The reference signal of common carrier wave is cell reference signals CRS.
Optionally, the measuring task that described processor 111 determines is additionally operable to when the carrier-class of described designated carrier
When type is described new type carrier or described common carrier wave, indicate described user terminal according to described designated carrier
Carrier type determine need measure reference signal be described CSI-RS or described CRS.
Optionally, the measuring task that described processor 111 determines has measurement entity information and report configuration letter
The designated carrier that breath, described measurement entity information or described report configuration information are measured for indicating described needs,
Described report configuration information is additionally operable to determine that trigger described user terminal sends joining of measurement report to described base station
Confidence ceases.
Optionally, in the present embodiment, described new type carrier is the non-backward compatible carrier waves of enhancement mode, institute
Stating common carrier wave is traditional backward compatibility carrier wave.
The base station that the embodiment of the present invention provides, it is possible to effectively realize to new type carrier and common carrier wave survey
Amount, consequently facilitating this carrier wave or active user's terminal are managed operating by base station according to the measurement result of carrier wave；
Base station in the present embodiment can determine simultaneously needs the carrier type of the designated carrier measured or needs measurement
The signal type of reference signal such that it is able to reduce the complexity of UE, reduces the trigger delay of measurement report.
Embodiment ten
Embodiments provide a kind of user terminal, it is possible to realize UE in embodiment two and embodiment three
Method, as shown in figure 12, described user terminal includes:
Receiver 121, for receiving the measuring task that base station issues, described measuring task is used for indicating described use
Designated carrier is measured by family terminal, and described measuring task includes reference signal or the institute of described designated carrier
State the carrier type of designated carrier；
Processor 122, the measuring task for receiving according to described receiver 121 determines the reference needing to measure
Signal, measures this reference signal, obtains the measurement result of described designated carrier；
Transmitter 123, for being carried in measurement report transmission by the measurement result that described processor 122 obtains
To described base station.
Concrete, described processor 122, for when described designated carrier is described new type carrier, determines
Need channel state information reference signals CSI-RS that reference signal is described designated carrier measured；And
When described designated carrier is common carrier wave, determine that the reference signal needing to measure is described designated carrier
Reference signal be cell reference signals CRS.
Optionally, described processor 122 is used for when the carrier type of described designated carrier is that described new type carries
When ripple or described common carrier wave, determine the reference signal needing to measure according to the carrier type of described designated carrier
For described CSI-RS or described CRS.
Optionally, in the present embodiment, described new type carrier is the non-backward compatible carrier waves of enhancement mode, institute
Stating common carrier wave is traditional backward compatibility carrier wave.
The user terminal that the embodiment of the present invention provides, it is possible to realize new class according to the measuring task that base station issues
Type carrier wave and the measurement of common carrier wave, consequently facilitating base station is according to the measurement result of carrier wave, to new type carrier
It is managed operation with common carrier wave or active user's terminal.
Embodiment 11
Embodiments provide a kind of user terminal, it is possible to realize UE in embodiment four and embodiment five
Method, as shown in figure 13, including:
Receiver 131, for receiving the measuring task that base station sends；
Processor 132, determines carrier wave bag to be measured for the measuring task received according to described receiver 131
Include new type carrier and common carrier wave, and
Measure cell reference signals CRS and the channel condition information of described new type carrier of described common carrier wave
Reference signal CSI-RS, and obtain CRS measurement result and CSI-RS measurement result；
Transmitter 133, the signal quality of the described CSI-RS for measuring when described processor 132 is better than institute
When stating the signal quality of CRS, described CSI-RS measurement result is sent to described base station；And
When the signal quality of the described CRS of described processor 132 measurement is better than the signal matter of described CSI-RS
During amount, described CRS measurement result is sent to described base station.
Concrete, described transmitter 133 for sending measurement report, in described measurement report to described base station
There is described CSI-RS measurement result, and at least one information as follows: the reference of (1) described new type carrier
Signal；(2) carrier type of described new type carrier；
Or,
Described transmitter 133, for sending measurement report to described base station, has described in described measurement report
CRS measurement result, and at least one information as follows: the reference signal of (1) described common carrier wave；(2) institute
State the carrier type of common carrier wave.
The user terminal that the embodiment of the present invention provides, when receiving the measuring task that base station issues, determines base
Stand and require the designated carrier of measurement, CRS and CSI-RS of this carrier wave is measured respectively, select signal
The measurement result of this reference signal is also reported base station, so that base station determines by the preferable reference signal of quality
The carrier type of carrier wave measured by described user terminal, it is simple to base station is managed operation to described carrier wave.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive this
Bright can add the mode of required common hardware by software and realize, naturally it is also possible to by hardware, but a lot
In the case of the former is more preferably embodiment.Based on such understanding, technical scheme substantially or
Person says that the part contributing prior art can embody with the form of software product, and this computer is soft
Part product is stored in the storage medium that can read, such as the floppy disk of computer, and hard disk or CD etc., if including
Dry instruction is with so that a computer equipment (can be personal computer, server, or the network equipment
Deng) perform the method described in each embodiment of the present invention.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should
It is as the criterion with described scope of the claims.
Claims (16)
1. a carrier wave measuring method, it is characterised in that including:
Base station determines that the adjacent base station of described base station or described base station has designated carrier, described designated carrier bag
Include new type carrier and common carrier wave；
Described base station is to user terminal sending measuring task, to indicate described user terminal to described designated carrier
Measuring, described measuring task includes reference signal or the carrier wave of described designated carrier of described designated carrier
Type；
Described base station receives the measurement report that described user terminal reports, and described measurement report includes described use
Family terminal measures, according to described measuring task, the measurement result that described designated carrier obtains, when described new type carries
The signal quality of channel state information reference signals CSI-RS of ripple is better than the cell reference letter of described common carrier wave
During the signal quality of number CRS, described measurement result is described CSI-RS measurement result；When described CRS's
When signal quality is better than the signal quality of described CSI-RS, described measurement result is described CRS measurement result.
Method the most according to claim 1, it is characterised in that also include:
Described base station receives the carrier-class of the described designated carrier of the described adjacent base station that described adjacent base station sends
Type.
Method the most according to claim 1 and 2, it is characterised in that also include:
When described base station has described new type carrier, described base station indicates with described to described adjacent base station
The common carrier wave that new type carrier is associated.
4. according to the method according to any one of claim 3, it is characterised in that:
When described designated carrier is described new type carrier, the reference signal of described new type carrier is channel
State information reference signals CSI-RS；
When described designated carrier is common carrier wave, the reference signal of described common carrier wave is cell reference signals
CRS。
Method the most according to claim 4, it is characterised in that:
The carrier type of described designated carrier is described new type carrier or described common carrier wave, so that described use
Family terminal according to the carrier type of described designated carrier determine need measure reference signal be described CSI-RS or
Described CRS.
6. according to the method according to any one of claim 5, it is characterised in that:
Described measuring task has measurement entity information and report configuration information, described measurement entity information or institute
Stating the designated carrier that report configuration information is measured for indicating described needs, described report configuration information is additionally operable to
Determine that trigger described user terminal sends the configuration information of measurement report to described base station.
Method the most according to claim 6, it is characterised in that described new type carrier is enhancement mode
Non-backward compatible carrier waves, described common carrier wave is traditional backward compatibility carrier wave.
8. a carrier wave measuring method, it is characterised in that including:
User terminal receives the measuring task that base station sends；
According to described measuring task, described user terminal determines that carrier wave to be measured includes that new type carrier is with common
Carrier wave；
The cell reference signals CRS of common carrier wave described in described user terminal measurement and described new type carrier
Channel state information reference signals CSI-RS, and obtain CRS measurement result and CSI-RS measurement result；
When the signal quality of described CSI-RS is better than the signal quality of described CRS, described user terminal will
Described CSI-RS measurement result sends to described base station；
When the signal quality of described CRS is better than the signal quality of described CSI-RS, described user terminal will
Described CRS measurement result sends to described base station.
Method the most according to claim 8, it is characterised in that:
Described CSI-RS measurement result is sent to described base station by described user terminal, including:
Described user terminal sends measurement report to described base station, has described CSI-RS in described measurement report
Measurement result, and at least one information as follows:
The reference signal of described new type carrier；
The carrier type of described new type carrier；
Described CRS measurement result is sent to described base station by described user terminal, including:
Described user terminal sends measurement report to described base station, has described CRS and survey in described measurement report
Amount result, and at least one information as follows:
The reference signal of described common carrier wave；
The carrier type of described common carrier wave.
10. a base station, it is characterised in that including:
First determines unit, for determining that the adjacent base station of described base station or described base station has designated carrier,
Described designated carrier includes new type carrier and common carrier wave；
Transmitting element, for determining, according to described first, the described designated carrier that unit determines, to user terminal
Sending measuring task, to indicate described user terminal that described designated carrier is measured, described measuring task
Reference signal or the carrier type of described designated carrier including described designated carrier；
Receiving unit, for receiving the measurement report that described user terminal reports, described measurement report includes
Described user terminal measures the measurement result that obtains of described designated carrier according to described measuring task, when described newly
The signal quality of channel state information reference signals CSI-RS of type carrier is better than the community of described common carrier wave
During the signal quality of reference signal CRS, described measurement result is described CSI-RS measurement result；When described
When the signal quality of CRS is better than the signal quality of described CSI-RS, described measurement result is that described CRS surveys
Amount result.
11. base stations according to claim 10, it is characterised in that:
Described reception unit is additionally operable to receive the described appointment of the described adjacent base station that described adjacent base station sends and carries
The carrier type of ripple.
12. according to the base station described in claim 10 or 11, it is characterised in that described base station also includes:
Indicating member, for when described base station has described new type carrier, to the instruction of described adjacent base station and institute
State the common carrier wave that new type carrier is associated.
13. according to the base station according to any one of claim 12, it is characterised in that also include:
Second determines unit, is used for:
When described designated carrier is described new type carrier, determine that the reference signal of described new type carrier is
Channel state information reference signals CSI-RS；
When described designated carrier is common carrier wave, determine that the reference signal of described common carrier wave is cell reference
Signal CRS.
14. base stations according to claim 13, it is characterised in that described second determines that unit is further
For:
When the carrier type of described designated carrier is described new type carrier or described common carrier wave, according to institute
The carrier type stating designated carrier determines that the reference signal needing to measure is described CSI-RS or described CRS.
15. 1 kinds of user terminals, it is characterised in that including:
Receive unit, for receiving the measuring task that base station sends；
Determine unit, determine that carrier wave to be measured includes for the measuring task received according to described reception unit
New type carrier and common carrier wave；
Measuring unit, for measuring the cell reference signals CRS of described common carrier wave and described new type carrier
Channel state information reference signals CSI-RS, and obtain CRS measurement result and CSI-RS measurement result；
Transmitting element, is used for:
The signal quality of the described CSI-RS measured when described measuring unit is better than the signal quality of described CRS
Time, described CSI-RS measurement result is sent to described base station；And
The signal quality of the described CRS measured when described measuring unit is better than the signal quality of described CSI-RS
Time, described CRS measurement result is sent to described base station.
16. user terminals according to claim 15, it is characterised in that described transmitting element is further
For:
Send measurement report to described base station, described measurement report has described CSI-RS measurement result, and
At least one information following:
The reference signal of described new type carrier；
The carrier type of described new type carrier；
Or,
Send measurement report to described base station, described measurement report has described CRS measurement result, and such as
At least one information lower:
The reference signal of described common carrier wave；
The carrier type of described common carrier wave.
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| CN201210183261.2A CN103458458B (en) | 2012-06-05 | 2012-06-05 | Carrier wave measuring method and device |
| PCT/CN2013/076293 WO2013182001A1 (en) | 2012-06-05 | 2013-05-28 | Carrier measurement method and device |
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| CN104620625B (en) * | 2012-12-13 | 2019-04-05 | 富士通株式会社 | For obtaining or sending method, base station, network management entity, terminal and the system of cell carrier type information |
| EP3079398B1 (en) * | 2013-12-30 | 2018-06-27 | Huawei Technologies Co., Ltd. | Neighbor cell measurement method and device |
| CN106233770B (en) * | 2014-05-09 | 2020-03-13 | 富士通株式会社 | Cell measurement method, device and communication system |
| WO2019191965A1 (en) * | 2018-04-04 | 2019-10-10 | 华为技术有限公司 | Communication method and device |
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| CN102271359A (en) * | 2010-06-03 | 2011-12-07 | 华为技术有限公司 | Measurement method, base station and communication system for cell management |
| CN102448088A (en) * | 2010-09-30 | 2012-05-09 | 华为技术有限公司 | Method for indicating measurement resource, measurement method and device thereof |
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| CN102201897B (en) * | 2011-04-29 | 2017-09-15 | 中兴通讯股份有限公司 | Channel condition information processing method, apparatus and system |
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| CN102271359A (en) * | 2010-06-03 | 2011-12-07 | 华为技术有限公司 | Measurement method, base station and communication system for cell management |
| CN102448088A (en) * | 2010-09-30 | 2012-05-09 | 华为技术有限公司 | Method for indicating measurement resource, measurement method and device thereof |
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| CSI-RS based RRM measurement for additional carrier type;New Postcom;《3GPP TSG RAN WG1 Meeting #68bis》;20120330;第1-3页 * |
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