CN108880641B - Resource allocation method and device for wireless mobile communication system - Google Patents

Resource allocation method and device for wireless mobile communication system Download PDF

Info

Publication number
CN108880641B
CN108880641B CN201710344088.2A CN201710344088A CN108880641B CN 108880641 B CN108880641 B CN 108880641B CN 201710344088 A CN201710344088 A CN 201710344088A CN 108880641 B CN108880641 B CN 108880641B
Authority
CN
China
Prior art keywords
user
space
users
group
resource blocks
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201710344088.2A
Other languages
Chinese (zh)
Other versions
CN108880641A (en
Inventor
洪金萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to CN201710344088.2A priority Critical patent/CN108880641B/en
Priority to PCT/CN2018/085371 priority patent/WO2018210129A1/en
Publication of CN108880641A publication Critical patent/CN108880641A/en
Application granted granted Critical
Publication of CN108880641B publication Critical patent/CN108880641B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/121—Wireless traffic scheduling for groups of terminals or users
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/52—Allocation or scheduling criteria for wireless resources based on load

Landscapes

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

Abstract

The invention discloses a method and a device for allocating resources of a wireless mobile communication system, which relate to the field of wireless mobile communication, and the method comprises the following steps: determining preselected available space division users from current schedulable users; grouping the preselected space-divisible users according to the number of resource blocks required by the preselected space-divisible users to obtain a plurality of user groups; and determining a user group as a space division pairing group according to the number of the resource blocks required by each user group, and allocating the resource blocks for the space division pairing group. According to the method and the device, the cell mobile user terminals are classified according to the number of the resource blocks needing to be scheduled by the cell mobile user terminals, and users with close requirements form a space-division matched pair group, so that the number of the resource blocks distributed by the space-division users can be closest to the user requirements, and the total throughput of the cell can be optimally improved.

Description

Resource allocation method and device for wireless mobile communication system
Technical Field
The present invention relates to the field of wireless mobile communications, and in particular, to a method and an apparatus for allocating resources in a wireless mobile communication system.
Background
In the implementation of the existing large-scale Multiple-Input Multiple-Output (Massive MIMO) technology, users meeting space division conditions are selected from users in an existing network to enter a space division allocation pair group, and then the number of Resource Blocks (RBs) to be allocated, that is, the number of RBs of each space division User (User Equipment, UE), is calculated according to the total Buffer Status Report (BSR) Resource request and the total code rate condition of the users, so as to achieve the purpose of RB Resource allocation for each space division UE. In the case of non-uniform BSR size distribution of spatial UEs, the number of RBs allocated may not meet the requirements of some users and exceed some users.
Disclosure of Invention
The embodiment of the invention provides a resource allocation method and a resource allocation device for a wireless mobile communication system, which are used for solving the problem of imbalance between the existing RB allocation and the BSR requirement of a single user.
The resource allocation method of the wireless mobile communication system provided by the embodiment of the invention comprises the following steps:
determining preselected available space division users from current schedulable users;
grouping the preselected space-divisible users according to the number of resource blocks required by the preselected space-divisible users to obtain a plurality of user groups;
and determining a user group as a space division pairing group according to the number of the resource blocks required by each user group, and allocating the resource blocks for the space division pairing group.
Preferably, the determining the preselected available space division user from the current schedulable users comprises:
obtaining a modulation and coding strategy value of a schedulable user and the buffer size of a buffer area;
and if the modulation and coding strategy value of the schedulable user and the buffer cache size meet the space division pairing condition, determining the schedulable user as a preselected space division available user.
Preferably, the grouping the preselected space-divisible users according to the number of resource blocks required by the preselected space-divisible users to obtain a plurality of user groups includes:
and distributing the preselected space-divisible users to corresponding resource block intervals according to the number of the resource blocks required by the preselected space-divisible users to obtain a plurality of user groups corresponding to the plurality of resource block intervals, wherein the plurality of resource block intervals are a plurality of preset intervals which are not overlapped with each other.
Preferably, before determining a user group as a space-division paired group according to the number of resource blocks required by each user group and allocating resource blocks for the space-division paired group, the method further includes:
selecting pre-selected space-separable users meeting a correlation threshold condition from each user group as space-separable users of each user group;
and determining the number of the resource blocks required by each user group according to the average number of the resource blocks required by the space-separable users of each user group and the number of the space-separable users.
Preferably, the determining a user group as a space allocation group according to the number of resource blocks required by each user group, and allocating resource blocks to users of the space allocation group includes:
determining a user group with the largest number of required resource blocks as an empty allocation group by comparing the number of the resource blocks required by each user group;
and distributing resource blocks for the space-separable users in the space-division distribution group according to the average number of the resource blocks in the space-division distribution group.
According to the storage medium provided by the embodiment of the invention, the program for realizing the resource allocation method of the wireless mobile communication system is stored.
The resource allocation device of the wireless mobile communication system provided by the embodiment of the invention comprises the following components:
the preselection module is used for determining preselection space division users from the current schedulable users;
the grouping module is used for grouping the preselected space-divisible users according to the number of resource blocks required by the preselected space-divisible users to obtain a plurality of user groups;
and the distribution module is used for determining a user group as a space division distribution group according to the number of the resource blocks required by each user group and distributing the resource blocks for the space division distribution group.
Preferably, the preselection module is specifically configured to obtain a modulation and coding strategy value of a schedulable user and a buffer cache size, and determine the schedulable user as a preselected space-separable user if the modulation and coding strategy value of the schedulable user and the buffer cache size meet a space division pairing condition.
Preferably, the grouping module allocates the preselected space-divisible users to corresponding resource block intervals according to the number of resource blocks required by the preselected space-divisible users, so as to obtain a plurality of user groups corresponding to a plurality of the resource block intervals, where the resource block intervals are a plurality of preset intervals that are not overlapped with each other.
Preferably, before allocating resource blocks to the space-divisible users in the space-allocated group according to the average number of resource blocks in the space-allocated group, the allocating module is further configured to select a preselected space-divisible user meeting a correlation threshold condition from each user group as a space-divisible user of each user group, and determine the number of resource blocks required by each user group according to the average number of resource blocks and the number of space-divisible users required by the space-divisible user of each user group.
Preferably, the allocating module is specifically configured to determine, by comparing the number of resource blocks required by each user group, a user group that requires the largest number of resource blocks as a space-division allocation group, and allocate resource blocks to space-divisible users in the space-division allocation group according to an average number of resource blocks in the space-division allocation group.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the number of RBs to be scheduled by the cell mobile user terminal, the cell mobile user terminals are classified, and users with close requirements form a space-division pairing group, so that the number of RBs distributed by space-division users can be closest to the user requirements, and the total throughput of the cell can be optimally improved.
Drawings
Fig. 1 is a flowchart of a resource allocation method for a wireless mobile communication system according to an embodiment of the present invention;
fig. 2 is a block diagram of a resource allocation apparatus of a wireless mobile communication system according to an embodiment of the present invention;
FIG. 3 is a diagram illustrating an exemplary process for selecting the number of users that can be spatially separated in an embodiment;
fig. 4 is a flowchart illustrating a process of dividing a UE into different RB number intervals;
fig. 5 is a flowchart of finding spatially separable UEs per span;
fig. 6 is a flowchart illustrating the steps of deciding the spatial UE in the frame according to the allocated RB size and UENum and determining the number of RB resources allocated to the spatial UE in the embodiment.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described below are only for the purpose of illustrating and explaining the present invention, and are not to be construed as limiting the present invention.
Example 1
Fig. 1 is a flowchart of a resource allocation method of a wireless mobile communication system according to an embodiment of the present invention, and as shown in fig. 1, the steps include:
step S101: pre-selected spatially separable users are determined from the current schedulable users.
Step S101 includes: obtaining a Modulation and Coding Scheme (MCS) and a BSR of a schedulable user, and if the MCS and the BSR of the schedulable user meet a space division pairing condition, determining the schedulable user as a preselected space division possible user.
And if the MCS is greater than the MCS threshold and the BSR is greater than the BSR threshold, the schedulable user meets the space division pairing condition.
Step S102: and grouping the preselected space division users according to the number of RBs required by the preselected space division users to obtain a plurality of user groups.
Step S102 includes: and allocating the preselected space-division user to a corresponding RB interval according to the number of RBs required by the preselected space-division user to obtain a plurality of user groups corresponding to a plurality of RB intervals, wherein the plurality of resource block intervals are a plurality of preset intervals which are not overlapped with each other. For example, three RB sections of [10, 30], [30,70], [70,100] are set, and if the number of RBs required for the preselection of the space-separable user is 25, the user is allocated to the [10, 30] RB section, and if the number of RBs required for the preselection of the space-separable user is 42, the user is allocated to the [30,70] RB section.
Wherein, according to the MCS and BSR of the pre-selected space-division-capable user, the number of RBs needed by the user can be determined.
Step S103: and determining a user group as a space division pairing group according to the number of RBs required by each user group, and allocating the RBs to the space division pairing group.
Step S103 includes: and determining a user group with the maximum RB number as a space allocation group by comparing the RB number required by each user group, and allocating RBs for space-divisible users in the space allocation group according to the average RB number of the space allocation group.
Before step S103, pre-selected spatially separable users satisfying a correlation threshold condition are selected from each of the user groups as spatially separable users of each of the user groups, and the number of spatially separable users of each of the user groups is counted. In other words, the spatially separable users of a user group should be as far as possible guaranteed to be uncorrelated with each other.
Before step S103, determining the number of RBs required by each user group according to the average number of RBs required by the space-separable users of each user group and the number of space-separable users.
It will be understood by those skilled in the art that all or part of the steps in the method according to the above embodiments may be implemented by hardware related to instructions of a program, and the program may be stored in a computer-readable storage medium, that is, the present invention may also provide a storage medium on which a program or instructions executable by a processor are stored, and when the program or instructions are executed by the processor, at least the steps S101 to S103 are implemented. The storage medium can be ROM/RAM, magnetic disk, U disk, optical disk, etc.
Example 2
Fig. 2 is a block diagram of a resource allocation apparatus of a wireless mobile communication system according to an embodiment of the present invention, as shown in fig. 2, including: a pre-selection module 10, a grouping module 20 and a distribution module 30.
A preselection module 10, configured to determine a preselection of available space users from among currently schedulable users.
And the grouping module 20 is configured to group the preselected space-divisible users according to the number of RBs required by the preselected space-divisible users, so as to obtain a plurality of user groups.
And an allocating module 30, configured to determine a user group as a space division paired group according to the number of RBs required by each user group, and allocate RBs to the space division paired group.
In specific implementation, the preselection module 10 obtains the MCS and BSR of the schedulable user, and determines the schedulable user as a preselected space-division-possible user if the MCS and BSR of the schedulable user satisfy the space-division pairing condition. Then, the grouping module 20 calculates the number of RBs required by each preselected space-division user according to the MCS and BSR size of each preselected space-division user, and then allocates each preselected space-division user to a corresponding RB interval according to the number of RBs required by each preselected space-division user, so as to obtain a plurality of user groups corresponding to a plurality of RB intervals, where the RB intervals need to be preset and do not overlap with each other. The allocating module 30 selects pre-selected spatially separable users meeting the correlation threshold condition from each of the user groups as spatially separable users of each of the user groups, determines the number of RBs required by each of the user groups according to the average number of RBs required by spatially separable users of each of the user groups and the number of spatially separable users, determines a user group requiring the largest number of resource blocks as a spatially matched group by comparing the number of resource blocks required by each of the user groups, and allocates resource blocks to spatially separable users in the spatially matched group according to the average number of RBs in the spatially matched group.
Example 3
The embodiment of the invention also provides a resource allocation device of a wireless mobile communication system, which comprises a processor and a memory, wherein when the processor executes the program or the instruction stored in the memory, at least the following steps are realized: determining preselected available space division users from current schedulable users; grouping the preselected space-divisible users according to the number of RBs required by the preselected space-divisible users to obtain a plurality of user groups; and determining a user group as a space division pairing group according to the number of RBs required by each user group, and allocating the RBs to the space division pairing group.
Example 4
An embodiment of the present invention provides a scheduling apparatus, including: a space division UE calculation module (the grouping module 20 in embodiment 2 can implement the function of the module), a space division UE decision module (the grouping module 20 and the allocation module 30 in embodiment can implement the function of the module), and a resource allocation module (the allocation module 30 in embodiment 2 can implement the function of the module), wherein:
and a space division UE calculating module, configured to calculate the number of RBs required by a single UE capable of space division according to the BSR and the MCS condition.
And the space division UE judgment module is used for determining which UEs can perform space division. The method comprises the steps of placing each UE into different interval ranges according to the interval range of the RB number, calculating the RB number of the UE in each interval range during space division, comparing the system capacity condition of the UE in each interval during space division, and deciding which interval range of the UE can be subjected to space division.
And the resource allocation module is used for carrying out RB resource prediction on the determined space division UE. And aiming at the determined space division UE, calculating the number of RBs required to be allocated by the space division UE according to the resource request condition and the channel quality condition of all the UEs.
Example 5
The embodiment of the invention provides a scheduling method for space division based on RB allocation intervals of a plurality of users, which comprises the following steps: the base station side firstly selects users which can be subjected to space division according to conditions of space division pairing aiming at schedulable users selected by the TTI; secondly, calculating the number of RBs to be allocated according to the BSR and MCS conditions of the users capable of space division, and placing each UE in different RB intervals according to the size of the RB; then calculating the relevance of the UE in each interval, and finding out the UE which can meet the relevance condition in each interval; and finally, selecting a group with the maximum multiplication of the RB size and the user number UENum as a final space-allocation-pair group to achieve the optimal system capacity and take the BSR condition of the UE into consideration.
The step of selecting the number of users that can be space-divided according to the conditions of space-division pairing by the base station side for the schedulable user selected by the TTI is shown in fig. 3, and includes:
step S301: and determining the set of UE which can be scheduled in the TTI.
Step S302: and selecting the UE meeting the space division pairing condition according to the space division threshold to form a UE set capable of space division.
Wherein, the step of calculating the number of RBs to be allocated according to the BSR and MCS of the users capable of space division, and placing each UE in different RB intervals according to the size of RB is shown in fig. 4, and includes:
step S401: for each UE in the spatially separable set of UEs, an MCS is calculated.
Step S402: the BSR of each UE is acquired.
Step S403: and calculating the number of RBs required to be allocated by each UE according to the BSR and MCS of the UE.
Step S404: and comparing the RB number of each UE with the spatial RB interval, and placing each UE in the corresponding RB interval.
Step S405: a set of UEs corresponding to each RB interval is formed, respectively.
The step of calculating the correlation between the UEs in each interval and finding out the UEs in each interval that can satisfy the correlation condition is shown in fig. 5, and includes:
step S501: and performing correlation calculation on the UE set in the interval.
Step S502: and determining the number of UE which can be used for space division.
The step of selecting the group with the largest multiplication according to the RB size and the ue num to be the final space allocation group is shown in fig. 6, and includes:
step S601: the system capacity in each interval is calculated.
For an interval, according to the BSR size and the code rate of the UE in the interval, the average RB number needing to be allocated to the UE in the interval is calculated. And determining the system capacity of the interval by multiplying the average number of RBs needing to be allocated to the UE of the interval by the UE number UENum of the interval.
Step S602: and comparing the system capacity among the intervals, wherein the highest user is the user which can be subjected to space division in the TTI.
And comparing the RB with the UENum in each interval, and taking the user in the interval with the maximum result as the user which can be subjected to space division in the TTI.
In this embodiment, the user group with the largest multiplication of the RB size and the UE num in each interval is selected as the final space-division pairing group, so that the system capacity is optimal and the BSR condition of the UE is considered.
Further, the method can also comprise the following steps:
step S603: the number of RBs that can be allocated per spatial UE is determined.
For the users in the final null allocation group, the number of RBs to be allocated for each user is the average number of RBs of the interval where the user is located, which is calculated in step S601.
For users not in the null allocation group, the remaining RBs are equally allocated.
Counting the total BSR size and the code rate of the UEs through the step S601, and calculating the number of RBs to be allocated, namely the number of RBs allocated to each UE; next, according to the RB size and UENum in each interval range, a group of space-division UEs with the largest RB × UENum is found through step S602, and is determined to be a UE that can be space-divided in the frame. The number of RBs allocated to the UE which can be spatially divided in the present frame is determined by step S603.
The embodiment of the invention determines which UE in the interval range can be subjected to space division according to the number of RBs which can be subjected to space division and are scheduled and allocated by a single user of the UE, and specifically comprises the following steps: firstly, a base station determines the number of schedulable users of a frame; selecting users capable of space division according to space division pairing conditions such as BSR (buffer status report) and MCS (modulation and coding scheme) of the users; secondly, calculating the number of RBs to be allocated according to the BSR and MCS conditions of the users, dividing the number of RBs into different interval ranges according to different threshold values, and calculating the relevance of the UE in the different interval ranges; and finally, finding out the UE Num which can be subjected to space division in different interval ranges according to the correlation threshold of the UE.
Example 6
The current cell has 10 UEs, UE 1-UE 10, BSRs are 1000Byte, 1500Byte, 2000Byte, 2500Byte, 5000Byte, 5500Byte, 5800Byte, 8000Byte, 10000Byte, and 10000 Byte. The MCSs are 20, 23, 25, 26, 20, 24, 28, 28, 28, 28, respectively, and are all in Transmit Mode (TM) 8 single-stream Mode.
Step one, assuming that the threshold of the space division condition is MCS ═ MCSThrValue, BSRThrValue. The UEs 1 to 10 are all users that can be space divided and satisfy the space division condition.
Wherein MCSThrValue is the MCS threshold, and BSRThrValue is the BSR threshold.
And step two, according to the BSR and MCS conditions of the UE 1-UE 10, calculating the number of RBs required to be allocated by the UE 1-UE 10 to be 21, 23, 28, 33, 97, 81, 62, 88, 100 and 100 respectively. Dividing the RB number into different interval groups according to the thresholds [10, 50], [50, 100] (namely, classifying the UE 1-UE 10 into two preset intervals [10, 50] and [50, 100] according to the calculated RB number needing to be allocated to the UE 1-UE 10).
For example, UEs belonging to group (i.e., user group) 1[10, 50] are UE1, UE2, UE3, UE 4; the UEs belonging to group 2[50, 100] include UE5, UE6, UE7, UE8, UE9, and UE 10.
And step three, calculating the relevance of the UE in the respective interval range.
And step four, assuming that all the UEs are uncorrelated pairwise, the number of the UE which can be subjected to space division in the group 1 and the group 2 is respectively 4 and 6.
And step five, in each group, calculating the number of RBs required to be allocated to the group according to the size of the BSR and the code rate of each group, wherein the average number of RBs required for space division of 4 UEs in the group 1 is 27, and the average number of RBs required for space division of 6 UEs in the group 2 is 100.
Step six, the total number of RBs required by the group 1 is 27 × 4 — 108, the total number of RBs required by the group 2 is 100 × 6 — 600, and the total number of RBs required by the group 1 is greater than the total number of RBs required by the group 2, so that it is determined that the UEs that can be spatially divided in the TTI are UE5, UE6, UE7, UE8, UE9 and UE10 in the group 2. That is, the UEs that can be spatially separated among the UEs 1-10 are UE5, UE6, UE7, UE8, UE9 and UE10, and the number of spatially separated UEs is 100, that is, the number of RBs to be allocated for each spatially separated UE is 100 RBs.
In summary, the embodiments of the present invention have the following technical effects:
the embodiment of the invention is suitable for a multi-user Massive MIMO wireless mobile communication system, can ensure that the RB number allocated to the space division user is closest to the user requirement, and improves the balance performance between the RB allocation and the BSR requirement of a single user.
Although the present invention has been described in detail hereinabove, the present invention is not limited thereto, and various modifications can be made by those skilled in the art in light of the principle of the present invention. Thus, modifications made in accordance with the principles of the present invention should be understood to fall within the scope of the present invention.

Claims (8)

1. A wireless mobile communication system resource allocation method comprises the following steps:
determining preselected available space division users from current schedulable users;
according to the number of resource blocks required by the pre-selection space-divisible users, distributing the pre-selection space-divisible users to corresponding resource block intervals in a plurality of preset non-overlapping resource block intervals to obtain a plurality of user groups corresponding to the resource block intervals;
and determining a user group with the maximum number of required resource blocks as a space-division pairing group by comparing the number of the resource blocks required by each user group, and allocating the resource blocks for the space-division pairing group.
2. The method of claim 1, the determining a pre-selected spatially separable user from current schedulable users comprising:
obtaining a modulation and coding strategy value of a schedulable user and the buffer size of a buffer area;
and if the modulation and coding strategy value of the schedulable user and the buffer cache size meet the space division pairing condition, determining the schedulable user as a preselected space division available user.
3. The method according to claim 1 or 2, before said determining a user group requiring the largest number of resource blocks as a null allocation group by comparing the number of resource blocks required for each user group, further comprising:
selecting pre-selected space-separable users meeting a correlation threshold condition from each user group as space-separable users of each user group;
and determining the number of the resource blocks required by each user group according to the average number of the resource blocks required by the space-separable users of each user group and the number of the space-separable users.
4. The method of claim 3, the allocating resource blocks for users of the null-allocation-group comprising:
and distributing resource blocks for the space-separable users in the space-division distribution group according to the average number of the resource blocks in the space-division distribution group.
5. A wireless mobile communication system resource allocation apparatus, comprising:
the preselection module is used for determining preselection space division users from the current schedulable users;
the grouping module is used for distributing the preselected space-divisible users to corresponding resource block intervals in a plurality of preset non-overlapping resource block intervals according to the number of the resource blocks required by the preselected space-divisible users to obtain a plurality of user groups corresponding to the resource block intervals;
and the distribution module is used for determining a user group with the largest required resource block number as a space division distribution group by comparing the required resource block number of each user group, and distributing the resource blocks for the space division distribution group.
6. The apparatus according to claim 5, wherein the preselection module is specifically configured to obtain a modulation and coding strategy value and a buffer cache size of a schedulable user, and determine the schedulable user as a preselected available space division user if the modulation and coding strategy value and the buffer cache size of the schedulable user satisfy a space division pairing condition.
7. The apparatus of claim 5 or 6, wherein the allocating module, before determining a user group requiring the largest number of resource blocks as the null allocation group by comparing the number of resource blocks required by each user group, is further configured to select, from each of the user groups, a pre-selected null separable user that satisfies a correlation threshold condition as a null separable user of each of the user groups, and determine the number of resource blocks required by each of the user groups according to an average number of resource blocks required by the null separable users of each of the user groups and the number of null separable users.
8. The apparatus of claim 7, wherein the allocating module is specifically configured to allocate resource blocks to spatially separable users in the spatial allocation group according to an average number of resource blocks in the spatial allocation group.
CN201710344088.2A 2017-05-16 2017-05-16 Resource allocation method and device for wireless mobile communication system Active CN108880641B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201710344088.2A CN108880641B (en) 2017-05-16 2017-05-16 Resource allocation method and device for wireless mobile communication system
PCT/CN2018/085371 WO2018210129A1 (en) 2017-05-16 2018-05-02 Resource allocation method and device in wireless mobile communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710344088.2A CN108880641B (en) 2017-05-16 2017-05-16 Resource allocation method and device for wireless mobile communication system

Publications (2)

Publication Number Publication Date
CN108880641A CN108880641A (en) 2018-11-23
CN108880641B true CN108880641B (en) 2022-02-25

Family

ID=64273270

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710344088.2A Active CN108880641B (en) 2017-05-16 2017-05-16 Resource allocation method and device for wireless mobile communication system

Country Status (2)

Country Link
CN (1) CN108880641B (en)
WO (1) WO2018210129A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112218299A (en) * 2019-07-11 2021-01-12 中兴通讯股份有限公司 Resource allocation method, device, equipment and storage medium for intelligent space division cell cluster
CN114698134A (en) * 2020-12-31 2022-07-01 中兴通讯股份有限公司 Data transmission method and device, storage medium and electronic device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6128276A (en) * 1997-02-24 2000-10-03 Radix Wireless, Inc. Stacked-carrier discrete multiple tone communication technology and combinations with code nulling, interference cancellation, retrodirective communication and adaptive antenna arrays
US7298805B2 (en) * 2003-11-21 2007-11-20 Qualcomm Incorporated Multi-antenna transmission for spatial division multiple access
US7782755B2 (en) * 2007-12-21 2010-08-24 Motorola, Inc. Method for uplink collaborative SDMA user pairing in WIMAX
CN101873703B (en) * 2009-04-27 2013-05-15 电信科学技术研究院 Dispatching method and communication equipment of space division multiple access resources
CN102065552B (en) * 2009-11-17 2013-05-22 大唐移动通信设备有限公司 Method and device for reporting BSR (Buffer Status Report)
CN101790243B (en) * 2009-12-26 2013-01-23 华为技术有限公司 Dispatching method and device
CN103096485B (en) * 2011-11-08 2015-09-02 普天信息技术研究院有限公司 A kind of method of multi-user's multiple-input, multiple-output frequency selection scheduling in LTE system
CN103379652A (en) * 2012-04-27 2013-10-30 华为技术有限公司 Method, device and system for achieving user pairing of user scheduling
CN102711262B (en) * 2012-07-02 2014-10-08 北京交通大学 Downlink chain resource allocation method for heterogeneous network
EP3030040B1 (en) * 2012-10-19 2017-08-30 Fujitsu Limited Wireless communication in multi-rat system
CN105471487B (en) * 2014-07-01 2020-07-24 索尼公司 Communication apparatus, base station, and communication method

Also Published As

Publication number Publication date
CN108880641A (en) 2018-11-23
WO2018210129A1 (en) 2018-11-22

Similar Documents

Publication Publication Date Title
US9655099B2 (en) Method and apparatus for coordinating one or more downlink transmissions in a wireless communication system
CN106685494B (en) Packet scheduling method and device in MU-MIMO system
US20100081448A1 (en) Enhanced scheduling techniques for wireless communication networks
US20120026986A1 (en) Downlink frequency selective scheduling based on channel quality feedback
KR20110091036A (en) Interference coordination method and access network device
US9967719B2 (en) Method and apparatus for determining clusters of access nodes
CN102118865A (en) Shared channel resource allocation method and system based on space division multiplexing address (SDMA) technology
WO2022143269A1 (en) Data transmission method and device, storage medium and electronic device
CN102404862B (en) Method for PDCCH (Physical Downlink Control Channel) resource allocation in LTE (Long Term Evolution) system
CN106471855A (en) Prediction scheduling of resource
CN102307393B (en) Resource distribution method and apparatus thereof
CN108880641B (en) Resource allocation method and device for wireless mobile communication system
KR20170043611A (en) Service scheduling method and device
CN103313408B (en) A kind of more sector coordinated scheduling methods and device
WO2013000242A1 (en) Resource allocation method and device
CN102281644B (en) Method and device for allocating resources
CN102186248B (en) Scheduling method and device used for interference coordination
KR101714503B1 (en) Apparatus and method for scheduling in wireless communication system
CN102300325A (en) Resource distribution method and apparatus thereof
CN102223687A (en) Transmitting method and equipment for interference coordination request
EP2912798B1 (en) Queue splitting for parallel carrier aggregation scheduling
CN107155220B (en) Resource scheduling method and device
EP3183822B1 (en) Method and apparatus for shifting control areas in a wireless communication system
CN103079215A (en) Multi-cell combined optimization method on basis of sector fairness
CN108462564B (en) Control channel resource allocation and wireless communication signal transmission method and device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant