CN107396388A - The collocation method and device of cell reference signals port - Google Patents
The collocation method and device of cell reference signals port Download PDFInfo
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- CN107396388A CN107396388A CN201610332947.1A CN201610332947A CN107396388A CN 107396388 A CN107396388 A CN 107396388A CN 201610332947 A CN201610332947 A CN 201610332947A CN 107396388 A CN107396388 A CN 107396388A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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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
Abstract
The invention provides a kind of collocation method and device of cell reference signals port, wherein, this method includes：System side apparatus counts to the antenna port quantity of terminal in system side system ovelay range；System side apparatus configures according to statistical result, or, according to statistical result and transmitted data amount to the quantity of cell reference signals port.By the present invention, solve in correlation technique because terminal reception antenna diversity is when carrying out data demodulation, the problem of causing overhead big.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of cell reference signals port
Collocation method and device.
Background technology
Long Term Evolution (Long Time Evolution, referred to as LTE) system develops fast now
Speed, LTE network realize commercialization in many places, with continuing to increase for commercial paces,
Commercial user number increases sharply, and the diversity of business terminal also turns into a kind of trend.LTE systems
System will also carry out the preparation for responding various terminal in time.
One of key technology of LTE system：Multiple-input and multiple-output (Multiple-Input
Multiple-Output, referred to as MIMO) Radio Transmission Technology is that solve throughput problem
Sharp weapon.It can fully be excavated, space resources utilization rate is lifted, improve spectrum efficiency,
To reach the purpose of enhancing customer experience and lifting system capacity.MIMO wireless transmits
Technology can fully excavated space resource, the raising availability of frequency spectrum, and it can be as a new generation
The key point of mobile communication standard 3GPP researchs.
One basic characteristics of the MIMO technology of LTE system are exactly multiport.LTE system
In cell port can be single port, 2 ports or 4 ports.Different cells
Port number, corresponding system transport capacity are different.Cell port is the LTE system of single port,
Single current data can only be transmitted to terminal.Cell port is the LTE system of 2 ports, can be transmitted
Single current and 2 flow datas are to receiving terminal, on condition that the reception antenna number of receiving terminal can not be less than
2 antennas.Cell port is the LTE system of 4 ports, can transmit single current, 2 streams, 3 streams and
The data of 4 streams are to receiving terminal, the reception day of maximum fluxion and terminal that receiving terminal can receive
Line number is relevant, and reception antenna number can not be less than the fluxion of system transmission.
LTE cell port information is based on 2 ports in existing network, if data demodulation is based on
Cell reference signals are demodulated, then the maximum fluxion supported of system is 2 streams.If number
It is demodulated according to demodulation based on reference signal special UE, then the maximum stream supported of system
Number can not be influenceed by cell port number.But if entered using the special reference signals of UE
Row demodulation, the system problem being related to is that overhead can increase.When all users use
Demodulated reference signal special UE demodulates, and UE reception antenna is more than 2 antennas, that
, it is demodulated using UE dedicated demodulation reference signals, the hair of systematic function will be influenceed
Wave.
For the above mentioned problem in correlation technique, effective solution at present not yet be present.
The content of the invention
The embodiments of the invention provide a kind of collocation method and device of cell reference signals port,
To solve because terminal reception antenna diversity is when carrying out data demodulation to cause in correlation technique
The problem of overhead is big.
A kind of according to an aspect of the invention, there is provided configuration side of cell reference signals port
Method, including：System side apparatus enters to the antenna port quantity of terminal in the system ovelay range
Row statistics；The system side apparatus is according to statistical result, or, according to the statistical result and biography
Transmission of data amount configures to the quantity of cell reference signals port.
Further, the statistical result is the N that the antenna port quantity of the terminal is 2
Power, wherein, N is the integer more than or equal to 1.
Further, the system side apparatus according to statistical result to cell reference signals port
Quantity, which carries out configuration, to be included：It is 2 antennas in the antenna of terminal described in the statistical result showed
When, the quantity configuration of cell reference signals port is 2 by the system side apparatus.
Further, the system side apparatus according to the statistical result and transmitted data amount to small
The quantity of area reference signal port, which carries out configuration, to be included：In terminal described in the statistical result showed
Antenna amount be all higher than 2, and terminal to the order that the system side apparatus reports be not more than 2 when,
The quantity configuration of cell reference signals port is 2 by the system side apparatus.
Further, the system according to the statistical result and transmitted data amount to cell reference
The quantity of signal port, which carries out configuration, to be included：At all ends that the statistical result showed is counted
The antenna amount at end is all higher than 2, and reports terminal of the order no more than 2 to the system side apparatus
When the ratio of quantity and all terminal quantities counted is more than thresholding T1, the system side is set
The standby quantity configuration by cell reference signals port is 4；Wherein, the value of the T1 causes
Throughput of system maximizes.
Further, the system side apparatus according to statistical result to cell reference signals port
Quantity, which carries out configuration, to be included：In all antenna in terminal that the statistical result showed is counted
Existing 2 antenna of quantity, also has more than 2 antennas, and is more than the terminal quantity of 2 antennas with being united
When the ratio of all terminal quantities of meter is not more than thresholding T2, the system side apparatus is by cell
The quantity configuration of reference signal port is 2；Wherein, the value of the T2 causes system throughput
Amount maximizes.
Further, the system side apparatus according to the statistical result and transmitted data amount to small
The quantity of area reference signal port, which carries out configuration, to be included：Counted in the statistical result showed
Existing 2 antenna of quantity of all antenna in terminal, also has more than 2 antennas, and is more than 2 antennas
Terminal quantity and the ratio of all terminal quantities that is counted be not more than thresholding T2, Yi Jixiang
The system side apparatus reports terminal quantity of the order no more than 2 and all number of terminals counted
When the ratio of amount is more than thresholding T3, the system side apparatus is by the number of cell reference signals port
Amount is configured to 4；Otherwise, the system side apparatus is by the quantity configuration of cell reference signals port
For 2；Wherein, the value of the T3 causes throughput of system to maximize.
The system side apparatus is believed cell reference according to the statistical result and transmitted data amount
The quantity of number port, which carries out configuration, to be included：In all terminals that the statistical result showed is counted
Existing 2 antenna of quantity of middle antenna, also has more than 2 antennas, and more than the number of terminals of 2 antennas
Amount is not more than thresholding T2 with the ratio of all terminal quantities counted, and to the system
Side apparatus reports the ratio of terminal quantity of the order no more than 2 and all terminal quantities counted
When quantity more than thresholding T3, and terminal of the system antenna number more than 2 is more than thresholding T4, institute
It is 4 that system side apparatus, which is stated, by the quantity configuration of cell reference signals port；Otherwise, cell is joined
The quantity configuration for examining signal port is 2；Wherein, the value of the T4 causes throughput of system
Maximize.
According to another aspect of the present invention, there is provided a kind of configuration of cell reference signals port
Device, applied to system side apparatus, including：Statistical module, for covering model to the system
The antenna port quantity for enclosing interior terminal is counted；Configuration module, for according to statistical result,
Or, the quantity of cell reference signals port is carried out according to the statistical result and transmitted data amount
Configuration.
Further, the statistical result is the N that the antenna port quantity of the terminal is 2
Power, wherein, N is the integer more than or equal to 1.
Further, the configuration module, it is additionally operable in terminal described in the statistical result showed
Antenna when being 2 antenna, be 2 by the quantity configuration of cell reference signals port.
Further, the configuration module, it is additionally operable in terminal described in the statistical result showed
Antenna amount be all higher than 2, and terminal to the order that the system side apparatus reports be not more than 2 when,
It is 2 by the quantity configuration of cell reference signals port.
Further, the configuration module, it is additionally operable to what is counted in the statistical result showed
The antenna amount of all terminals is all higher than 2, and reports order to be not more than 2 to the system side apparatus
Terminal quantity and the ratio of all terminal quantities that is counted when being more than thresholding T1, by cell
The quantity configuration of reference signal port is 4；Wherein, the value of the T1 causes system throughput
Amount maximizes.
Further, the configuration module, it is additionally operable to what is counted in the statistical result showed
Existing 2 antenna of quantity of all antenna in terminal, also has more than 2 antennas, and is more than 2 antennas
Terminal quantity and the ratio of all terminal quantities that is counted when being not more than thresholding T2, will be small
The quantity configuration of area reference signal port is 2；Wherein, the value of the T2 causes system to gulp down
The amount of telling maximizes.
Further, the configuration module, it is additionally operable to what is counted in the statistical result showed
Existing 2 antenna of quantity of all antenna in terminal, also has more than 2 antennas, and is more than 2 antennas
Terminal quantity and the ratio of all terminal quantities that is counted be not more than thresholding T2, Yi Jixiang
The system side apparatus reports terminal quantity of the order no more than 2 and all number of terminals counted
When the ratio of amount is more than thresholding T3, the system side apparatus is by the number of cell reference signals port
Amount is configured to 4；Otherwise, it is 2 by the quantity configuration of cell reference signals port；Wherein, institute
T3 value is stated so that throughput of system maximizes.
Further, the configuration module, it is additionally operable to what is counted in the statistical result showed
Existing 2 antenna of quantity of all antenna in terminal, also has more than 2 antennas, and is more than 2 antennas
Terminal quantity and the ratio of all terminal quantities that is counted be not more than thresholding T2, Yi Jixiang
The system side apparatus reports terminal quantity of the order no more than 2 and all number of terminals counted
The ratio of amount is more than thresholding T3, and the quantity of terminal of the system antenna number more than 2 is more than thresholding
It is 4 by the quantity configuration of cell reference signals port during T4；Otherwise, by cell reference signals
The quantity configuration of port is 2；Wherein, the value of the T4 causes throughput of system to maximize.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage is situated between
Matter is arranged to the program code that storage is used to perform following steps：
The antenna port quantity of terminal in the system ovelay range is counted；The system
Side apparatus is joined according to statistical result, or, according to the statistical result and transmitted data amount to cell
The quantity for examining signal port is configured.
By the present invention, by system side apparatus according to statistical result, or, according to statistical result
The quantity of cell reference signals port is configured with transmitted data amount so that system and terminal
On the premise of cooperating, the performance of maximal efficiency is obtained with lifting system performance and user's body
Test, and solve because terminal reception antenna diversity is when carrying out data demodulation in correlation technique,
The problem of causing overhead big.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the application
A part, schematic description and description of the invention is used to explain the present invention, not structure
Into inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the stream of the collocation method of cell reference signals port according to embodiments of the present invention
Cheng Tu；
Fig. 2 is the knot of the configuration device of cell reference signals port according to embodiments of the present invention
Structure block diagram.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.Need what is illustrated
It is that, in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
It should be noted that the art in description and claims of this specification and above-mentioned accompanying drawing
Language " first ", " second " etc. are for distinguishing similar object, without specific for describing
Order or precedence.
Embodiment 1
Fig. 1 is the stream of the collocation method of cell reference signals port according to embodiments of the present invention
Cheng Tu, as shown in figure 1, the step of this method includes：
Step S102：Antenna port quantity of the system side apparatus to terminal in system ovelay range
Counted；
Step S104：System side apparatus is according to statistical result, or, according to statistical result and biography
Transmission of data amount configures to the quantity of cell reference signals port.
By the above-mentioned steps S102 and step S104 of the present embodiment, system side apparatus is to system
The antenna port quantity of terminal is counted in coverage；And then according to statistical result, or,
The quantity of cell reference signals port is configured according to statistical result and transmitted data amount, from
And cause system and terminal on the premise of cooperating, the performance of maximal efficiency is obtained to be lifted
Systematic function and Consumer's Experience, and solve in correlation technique due to terminal reception antenna diversity
When carrying out data demodulation, the problem of causing overhead big.
In the optional embodiment of the present embodiment, the statistical result being related in the present embodiment is
The antenna port quantity of terminal is 2 n times power, wherein, N is whole more than or equal to 1
Number, that is to say, that the antenna port quantity for the terminal being related in the present embodiment is at least 2,
For example, 2,4,6 etc..
Based on above-mentioned statistical result, the system side apparatus that is related in the present embodiment step S104
The mode configured according to statistical result to the quantity of cell reference signals port, below will be logical
Following several ways are crossed to be illustrated；
(1)：When the antenna of statistical result showed terminal is 2 antenna, system side apparatus will
The quantity configuration of cell reference signals port is 2.
(2)：2 are all higher than in the antenna amount of statistical result showed terminal, and terminal is to system
When the order that side apparatus reports is not more than 2, system side apparatus is by the quantity of cell reference signals port
It is configured to 2.
(3)：2 are all higher than in the antenna amount for all terminals that statistical result showed is counted,
And report terminal quantity of the order no more than 2 and all number of terminals counted to system side apparatus
When the ratio of amount is more than thresholding T1, system side apparatus matches somebody with somebody the quantity of cell reference signals port
It is set to 4；Wherein, T1 value causes throughput of system to maximize.
(3)：Existing 2 days in the quantity for all antenna in terminal that statistical result showed is counted
Line, also have more than 2 antennas, and be more than the terminal quantity of 2 antennas and all terminals counted
When the ratio of quantity is not more than thresholding T2, system side apparatus is by the number of cell reference signals port
Amount is configured to 2；Wherein, T2 value causes throughput of system to maximize.
(4)：Existing 2 days in the quantity for all antenna in terminal that statistical result showed is counted
Line, also have more than 2 antennas, and be more than the terminal quantity of 2 antennas and all terminals counted
The ratio of quantity is not more than thresholding T2, and reports end of the order no more than 2 to system side apparatus
When the ratio of end quantity and all terminal quantities counted is more than thresholding T3, system side apparatus
It is 4 by the quantity configuration of cell reference signals port；Otherwise, system side apparatus is by cell reference
The quantity configuration of signal port is 2；Wherein, T3 value causes throughput of system to maximize.
It should be noted that the T1, T2 being related to for aforesaid way (1) into (4),
T3 value principles are：Value causes systematic function to be optimal.
T1：The terminal of 2 antennas is all greater than in system, and accountings of the RI more than 2 is more than T1,
Here T1 acquisition be based on throughput of system maximize evaluate come, it is desirable to RI is more than
When 2 accounting is more than T1, the handling capacity under the configuration of 2 ports is less than the handling capacity of 4 ports.End
Controlled during the switching of mouth by high-level signaling, belong to semi-static switching.
If meeting the condition that order is more than 2, Ci=1, otherwise, Ci=0.
As T=T1, the throughput of system of 4 antenna ports is more than the configuration of 2 antenna ports
System handling capacity, i.e. Throuput2 antenna ports<Throuput4 antenna ports.N is system
In total UE numbers.
T2, T3：There is the terminal of different antennae number in system, when accounting for more than 2 antenna terminals
During than more than T2, and report the accounting of orders of the RI more than 2 big more than the receiving terminal of 2 antennas
In T3, system port number is configured to 4 ports.Here T2, T3 are represented more than 2 antennas
The order that terminal accounting is wanted sufficiently high and reported is sufficiently high more than 2 accounting, can just enable 4 ports
Antenna configuration.
If antenna number is more than 2, Ci=1, otherwise, Ci=0；If meeting, antenna number is more than 2 and order is more than 2
Condition, Ci=1, otherwise, Ci=0.
As Tue=T2 and Trank=T3, the throughput of system of 4 antenna ports is more than 2 antennas
The throughput of system of port configuration, i.e. Throuput2 antenna ports<Throuput4 antenna ends
Mouthful.N is total UE numbers in system.N1 is the terminal number that antenna number is more than 2 antennas.
Through the above description of the embodiments, those skilled in the art can be understood that
The mode of general hardware platform necessary to can add to the method according to above-described embodiment by software
To realize, naturally it is also possible to which by hardware, but the former is more preferably embodiment in many cases.
Based on such understanding, technical scheme substantially makes tribute to prior art in other words
The part offered can be embodied in the form of software product, and the computer software product is stored in
In one storage medium (such as ROM/RAM, magnetic disc, CD), including some instructions to
A so that station terminal equipment (can be mobile phone, computer, server, or network equipment etc.)
Perform the method described in each embodiment of the present invention.
Embodiment 2
A kind of configuration device of cell reference signals port, the dress are additionally provided in the present embodiment
Put for realizing above-described embodiment and preferred embodiment, carried out repeating no more for explanation.
As used below, term " module " can realize the software and/or hardware of predetermined function
Combination.Although device described by following examples is preferably realized with software, firmly
Part, or the realization of the combination of software and hardware is also what may and be contemplated.
Fig. 2 is the knot of the configuration device of cell reference signals port according to embodiments of the present invention
Structure block diagram, the device is applied to system side apparatus, as shown in Fig. 2 the device includes：Statistics
Module 22, for being counted to the antenna port quantity of terminal in system ovelay range；Match somebody with somebody
Module 24 is put, is of coupled connections with statistical module 22, for according to statistical result, or, according to
Statistical result and transmitted data amount configure to the quantity of cell reference signals port.
It should be noted that the statistical result being related in the present embodiment is the antenna port of terminal
Quantity is 2 n times power, wherein, N is the integer more than or equal to 1.
Based on above-mentioned statistical result, the configuration module 24 in the present embodiment, it is additionally operable to：
When the antenna of statistical result showed terminal is 2 antenna, by cell reference signals port
Quantity configuration be 2.
2 are all higher than in the antenna amount of statistical result showed terminal, and terminal is to system side apparatus
It is 2 by the quantity configuration of cell reference signals port when the order reported is not more than 2.
2 are all higher than in the antenna amount for all terminals that statistical result showed is counted, and to being
System side apparatus reports the ratio of terminal quantity of the order no more than 2 and all terminal quantities counted
It is 4 by the quantity configuration of cell reference signals port when value is more than thresholding T1；Wherein, T1
Value throughput of system is maximized.
In existing 2 antenna of the quantity for all antenna in terminal that statistical result showed is counted,
Have and be more than 2 antennas, and terminal quantity more than 2 antennas and all terminal quantities for being counted
It is 2 by the quantity configuration of cell reference signals port when ratio is not more than thresholding T2；Wherein,
T2 value causes throughput of system to maximize.
In existing 2 antenna of the quantity for all antenna in terminal that statistical result showed is counted,
Have and be more than 2 antennas, and terminal quantity more than 2 antennas and all terminal quantities for being counted
Ratio is not more than thresholding T2, and reports terminal quantity of the order no more than 2 to system side apparatus
When the ratio of all terminal quantities with being counted is more than thresholding T3, system side apparatus is by cell
The quantity configuration of reference signal port is 4；Otherwise, the quantity of cell reference signals port is matched somebody with somebody
It is set to 2；Wherein, T3 value causes throughput of system to maximize.
It should be noted that above-mentioned modules can be realized by software or hardware,
For the latter, can be accomplished by the following way, but not limited to this：Above-mentioned module is respectively positioned on together
In one processor；Or the form of above-mentioned modules in any combination is respectively positioned at different
In processor.
Embodiment 3
It should be noted that the present embodiment is in concrete application based on above-described embodiment 1 and 2
Alternative embodiment in scene, in addition, system default cell reference signals end in the present embodiment
Mouth is 2 ports；Based on this, the method step of cell port information adaptive configuration in the present embodiment
Suddenly include：
Step S202：Receiving terminal type statistics in system；
Wherein, the type refers to the type of terminal antenna quantity, and in the present embodiment with 2 days
Illustrated exemplified by line receiving terminal, 4 antenna receiving terminals, 8 antenna receiving terminals, certainly
The receiving terminal being related in the present embodiment is not restricted to the terminal of above-mentioned antenna amount, only
If the terminal of 2 N power antenna amounts is all within protection scope of the present invention.
Step S204：System configures the port number of cell reference signals according to statistical result；
Wherein, include for step S204 optional embodiment：
(1), if receiving terminal is all 2 antenna receiving terminals, system side cell reference letter
Number port be configured to 2 ports.
(2), if the reception antenna in system is all greater than 2 antenna receiving terminals, and UE
The order reported is not more than 2, then system side is configured to 2 port cell reference signals.
(3), if the reception antenna in system is all greater than 2 antenna receiving terminals, and UE
Accounting of the order reported more than 2 is more than thresholding T1, then system side is configured to 4 port cells
Reference signal.
(4), if existing 2 antenna receiving terminal in system, also have and received eventually more than 2 antennas
End, and be not more than thresholding T2 more than 2 antenna receiving terminal accountings, then system configuration is 2 ends
Mouth cell reference signals.
(5), if there are 2 antenna receiving terminals in system, also have more than 2 antenna receiving terminals,
And it is more than thresholding T2 more than 2 antenna receiving terminal accountings, and the order reported is more than 2 accounting
More than thresholding T3, then cell reference signals are configured to 4 ports, and otherwise, cell port number is matched somebody with somebody
It is set to 2 ports.
It should be noted that the threshold T 1 being related to for above-mentioned (1) into (5),
T2, T3 value principle is：The value of threshold value causes systematic function to be optimal.
It can be seen that actively improving parameter configuration by the way of adaptive in the present embodiment, provide
2 ports or the collocation method of 4 ports, under multi-input multi-output system so that multiple antennas connects
Receive how the antenna port information that terminal diversity triggers is configured, and then systematic function and use
Family experience can be optimal.
Embodiment 4
The present embodiment 4 is a specific embodiment of the embodiment 3 in concrete application scene, should
The method and step of specific embodiment includes：
Step S302：Receiving terminal type statistics in system；
Wherein, the type refers to the type of terminal antenna quantity, and in the present embodiment with 2 days
Illustrated exemplified by line receiving terminal, 4 antenna receiving terminals, 8 antenna receiving terminals.
Step S304：System configures the port number of cell reference signals according to statistical result；
Wherein, can be realized in the following way in a particular application for step S304：
Mode one：If receiving terminal type is all 2 antenna receiving terminals in system, system
The port of side cell reference signals is configured to 2 ports.
Mode two：If the terminal reception antenna in system is all 4 antenna receiving terminals, and
The order that UE is reported is not more than 2, then system side is configured to 2 port cell reference signals.
Mode three：If the terminal reception antenna in system is all 4 antenna receiving terminals, and
Accounting of the order that UE is reported more than 2 is more than thresholding 20%, then system side is configured to 4 ports
Cell reference signals.
Mode four：If existing 2 antenna receiving terminal in system, also there is 4 antenna receiving terminals,
And 4 antenna receiving terminal accounting be not more than thresholding 20%, then system configuration is 2 port cells ginsengs
Examine signal.
Mode five：If there are 2 antenna receiving terminals in system, also there are 4 antenna receiving terminals,
And 4 antenna receiving terminal accounting be more than thresholding 15%, and accounting of the order reported more than 2 is more than
Thresholding 25%, then cell reference signals be configured to 4 ports, otherwise, cell port number is configured to
2 ports.
Embodiment 5
The present embodiment 5 is a specific embodiment of the embodiment 3 in concrete application scene, should
The method and step of specific embodiment includes：
Step S402：Receiving terminal type statistics in system；
Wherein, the type refers to the type of terminal antenna quantity, and in the present embodiment with 2 days
Illustrated exemplified by line receiving terminal, 4 antenna receiving terminals, 8 antenna receiving terminals.
Step S404：System configures the port number of cell reference signals according to statistical result；
Wherein, can be realized in the following way in a particular application for step S404：
Mode one：If receiving terminal type is all 2 antenna receiving terminals in system, system
The port of side cell reference signals is configured to 2 ports.
Mode two：If the terminal reception antenna in system is all 8 antenna receiving terminals, and
The order that UE is reported is not more than 2, then system side is configured to 2 port cell reference signals.
Mode three：If the terminal reception antenna in system is all 8 antenna receiving terminals, and
Accounting of the order that UE is reported more than 2 is more than thresholding 10%, then system side is configured to 4 ports
Cell reference signals.
Mode four：If existing 2 antenna receiving terminal in system, also there is 8 antenna receiving terminals,
And 8 antenna receiving terminal accounting be not more than thresholding 10%, then system configuration is 2 port cells ginsengs
Examine signal.
Mode five：If there are 2 antenna receiving terminals in system, also there are 8 antenna receiving terminals,
And 8 antenna receiving terminal accounting be more than thresholding 10%, and accounting of the order reported more than 2 is more than
Thresholding 20%, then cell reference signals be configured to 4 ports, otherwise, cell port number is configured to
2 ports.
It should be noted that：
T1：The terminal of 2 antennas is all greater than in system, and accountings of the RI more than 2 is more than T1,
Here T1 acquisition be based on throughput of system maximize evaluate come, it is desirable to RI is more than
When 2 accounting is more than T1, the handling capacity under the configuration of 2 ports is less than the handling capacity of 4 ports.End
Controlled during the switching of mouth by high-level signaling, belong to semi-static switching.
If meeting the condition that order is more than 2, Ci=1, otherwise, Ci=0.
As T=T1, the throughput of system of 4 antenna ports is more than the configuration of 2 antenna ports
System handling capacity, i.e. Throuput2 antenna ports<Throuput4 antenna ports.N is system
In total UE numbers.
T2, T3：There is the terminal of different antennae number in system, when accounting for more than 2 antenna terminals
During than more than T2, and report the accounting of orders of the RI more than 2 big more than the receiving terminal of 2 antennas
In T3, system port number is configured to 4 ports.Here T2, T3 are represented more than 2 antennas
The order that terminal accounting is wanted sufficiently high and reported is sufficiently high more than 2 accounting, can just enable 4 ports
Antenna configuration.
If meeting, antenna number is more than 2, Ci=1, otherwise, Ci=0；If meeting, antenna number is more than 2 and order is more than 2
Condition, Ci=1, otherwise, Ci=0.
As Tue=T2 and Trank=T3, the throughput of system of 4 antenna ports is more than 2 antennas
The throughput of system of port configuration, i.e. Throuput2 antenna ports<Throuput4 antenna ends
Mouthful.N is total UE numbers in system.N1 is the terminal number that antenna number is more than 2 antennas.
That is, for the specific value for the thresholding being related in embodiment 4 and embodiment 5,
All it is intended merely to be illustrated, protection scope of the present invention is not formed and limited, this
The value of threshold value is preferably in order to cause systematic function to be optimal, but the value makes in invention
Systematic function to reach the state of comparative superiority be also within protection scope of the present invention.
Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment,
Above-mentioned storage medium can be configured to the program code that storage is used to perform following steps：
Step S1：System side apparatus enters to the antenna port quantity of terminal in system ovelay range
Row statistics；
Step S2：System side apparatus is according to statistical result, or, according to statistical result and transmission
Data volume configures to the quantity of cell reference signals port.
Alternatively, the specific example in the present embodiment may be referred to above-described embodiment and optional implementation
Example described in mode, the present embodiment will not be repeated here.
Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each
Step can realize that they can concentrate on single computing device with general computing device
On, or be distributed on the network that multiple computing devices are formed, alternatively, they can be used
The executable program code of computing device is realized, it is thus possible to be stored in storage dress
Performed in putting by computing device, and in some cases, can be with suitable different from herein
Sequence performs shown or described step, or they are fabricated to each integrated circuit die respectively
Block, or the multiple modules or step in them are fabricated to single integrated circuit module to realize.
So, the present invention is not restricted to any specific hardware and software combination.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
For those skilled in the art, the present invention can have various modifications and variations.It is all this
Within the spirit and principle of invention, any modification, equivalent substitution and improvements made etc. all should
Within protection scope of the present invention.
Claims (16)
- A kind of 1. collocation method of cell reference signals port, it is characterised in that including：System side apparatus is carried out to the antenna port quantity of terminal in the system ovelay range Statistics；The system side apparatus is according to statistical result, or, according to the statistical result and biography Transmission of data amount configures to the quantity of cell reference signals port.
- 2. according to the method for claim 1, it is characterised in that the statistics knot Fruit is the n times power that the antenna port quantity of the terminal is 2, wherein, N to be more than or Integer equal to 1.
- 3. according to the method for claim 2, it is characterised in that the system side Equipment carries out configuration according to statistical result to the quantity of cell reference signals port to be included：When the antenna of terminal described in the statistical result showed is 2 antenna, the system The quantity configuration of cell reference signals port is 2 by system side apparatus.
- 4. according to the method for claim 2, it is characterised in that the system side Number of the equipment according to the statistical result and transmitted data amount to cell reference signals port Amount, which carries out configuration, to be included：2, and terminal are all higher than in the antenna amount of terminal described in the statistical result showed When the order reported to the system side apparatus is not more than 2, the system side apparatus is by cell The quantity configuration of reference signal port is 2.
- 5. according to the method for claim 2, it is characterised in that the system root The quantity of cell reference signals port is carried out according to the statistical result and transmitted data amount Configuration includes：2 are all higher than in the antenna amount for all terminals that the statistical result showed is counted, And report terminal quantity of the order no more than 2 and the institute counted to the system side apparatus When the ratio for having terminal quantity is more than thresholding T1, the system side apparatus is by cell reference The quantity configuration of signal port is 4；Wherein, the value of the T1 causes throughput of system to maximize.
- 6. according to the method for claim 5, it is characterised in that the system side Equipment carries out configuration according to statistical result to the quantity of cell reference signals port to be included：In the quantity existing 2 for all antenna in terminal that the statistical result showed is counted Antenna, also have more than 2 antennas, and be more than the terminal quantity of 2 antennas and the institute counted When the ratio for having terminal quantity is not more than thresholding T2, the system side apparatus joins cell The quantity configuration for examining signal port is 2；Wherein, the value of the T2 causes throughput of system to maximize.
- 7. according to the method for claim 6, it is characterised in that the system side Number of the equipment according to the statistical result and transmitted data amount to cell reference signals port Amount, which carries out configuration, to be included：In the quantity existing 2 for all antenna in terminal that the statistical result showed is counted Antenna, also have more than 2 antennas, and be more than the terminal quantity of 2 antennas and the institute counted The ratio for having terminal quantity is not more than thresholding T2, and is reported to the system side apparatus The ratio of terminal quantity of the order no more than 2 and all terminal quantities counted is more than door When limiting T3, the quantity configuration of cell reference signals port is 4 by the system side apparatus； Otherwise, the quantity configuration of cell reference signals port is 2 by the system side apparatus；Wherein, the value of the T3 causes throughput of system to maximize.
- 8. according to the method for claim 7, it is characterised in that the system side Number of the equipment according to the statistical result and transmitted data amount to cell reference signals port Amount, which carries out configuration, to be included：In the quantity existing 2 for all antenna in terminal that the statistical result showed is counted Antenna, also have more than 2 antennas, and be more than the terminal quantity of 2 antennas and the institute counted The ratio for having terminal quantity is not more than thresholding T2, and is reported to the system side apparatus The ratio of terminal quantity of the order no more than 2 and all terminal quantities counted is more than door T3 is limited, and when the quantity of terminal of the system antenna number more than 2 is more than thresholding T4, it is described The quantity configuration of cell reference signals port is 4 by system side apparatus；Otherwise, by cell The quantity configuration of reference signal port is 2；Wherein, the value of the T4 causes system It is throughput-maximized.
- 9. a kind of configuration device of cell reference signals port, applied to system side apparatus, It is characterised in that it includes：Statistical module, for the antenna port quantity to terminal in the system ovelay range Counted；Configuration module, for according to statistical result, or, according to the statistical result and biography Transmission of data amount configures to the quantity of cell reference signals port.
- 10. device according to claim 9, it is characterised in that the statistics knot Fruit is the n times power that the antenna port quantity of the terminal is 2, wherein, N to be more than or Integer equal to 1.
- 11. device according to claim 10, it is characterised in thatThe configuration module, it is additionally operable to the antenna in terminal described in the statistical result showed It is 2 by the quantity configuration of cell reference signals port when being 2 antenna.
- 12. device according to claim 10, it is characterised in thatThe configuration module, it is additionally operable to the antenna in terminal described in the statistical result showed Quantity is all higher than 2, and terminal to the order that the system side apparatus reports be not more than 2 when, It is 2 by the quantity configuration of cell reference signals port.
- 13. device according to claim 10, it is characterised in thatThe configuration module, it is additionally operable to all ends counted in the statistical result showed The antenna amount at end is all higher than 2, and reports order to be not more than 2 to the system side apparatus , will be small when the ratio of terminal quantity and all terminal quantities counted is more than thresholding T1 The quantity configuration of area reference signal port is 4；Wherein, the value of the T1 causes throughput of system to maximize.
- 14. device according to claim 13, it is characterised in thatThe configuration module, it is additionally operable to all ends counted in the statistical result showed Existing 2 antenna of the quantity of antenna, also has more than 2 antennas in end, and more than 2 antennas , will when the ratio of terminal quantity and all terminal quantities counted is not more than thresholding T2 The quantity configuration of cell reference signals port is 2；Wherein, the value of the T2 causes throughput of system to maximize.
- 15. device according to claim 14, it is characterised in thatThe configuration module, it is additionally operable to all ends counted in the statistical result showed Existing 2 antenna of the quantity of antenna, also has more than 2 antennas in end, and more than 2 antennas The ratio of terminal quantity and all terminal quantities counted is not more than thresholding T2, and Terminal quantity of the order no more than 2 is reported to the system side apparatus and is counted all When the ratio of terminal quantity is more than thresholding T3, the system side apparatus believes cell reference The quantity configuration of number port is 4；Otherwise, by the quantity configuration of cell reference signals port For 2；Wherein, the value of the T3 causes throughput of system to maximize.
- 16. device according to claim 15, it is characterised in thatThe configuration module, it is additionally operable to all ends counted in the statistical result showed Existing 2 antenna of the quantity of antenna, also has more than 2 antennas in end, and more than 2 antennas The ratio of terminal quantity and all terminal quantities counted is not more than thresholding T2, and Terminal quantity of the order no more than 2 is reported to the system side apparatus and is counted all The ratio of terminal quantity is more than thresholding T3, and the number of terminal of the system antenna number more than 2 Amount is when being more than thresholding T4, and the system side apparatus is by the quantity of cell reference signals port It is configured to 4；Otherwise, it is 2 by the quantity configuration of cell reference signals port；Wherein, The value of the T4 causes throughput of system to maximize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610332947.1A CN107396388A (en) | 2016-05-17 | 2016-05-17 | The collocation method and device of cell reference signals port |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610332947.1A CN107396388A (en) | 2016-05-17 | 2016-05-17 | The collocation method and device of cell reference signals port |
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| CN107396388A true CN107396388A (en) | 2017-11-24 |
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| CN201610332947.1A Withdrawn CN107396388A (en) | 2016-05-17 | 2016-05-17 | The collocation method and device of cell reference signals port |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102332945A (en) * | 2011-09-30 | 2012-01-25 | 中兴通讯股份有限公司 | Information feedback method and user equipment |
| CN105025527A (en) * | 2008-08-28 | 2015-11-04 | 高通股份有限公司 | Methods and apparatus of adapting number of advertised transmit antenna ports |
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2016
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025527A (en) * | 2008-08-28 | 2015-11-04 | 高通股份有限公司 | Methods and apparatus of adapting number of advertised transmit antenna ports |
| CN102332945A (en) * | 2011-09-30 | 2012-01-25 | 中兴通讯股份有限公司 | Information feedback method and user equipment |
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Application publication date: 20171124 |