WO2017097016A1 - 一种配置方法和装置 - Google Patents

一种配置方法和装置 Download PDF

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Publication number
WO2017097016A1
WO2017097016A1 PCT/CN2016/100200 CN2016100200W WO2017097016A1 WO 2017097016 A1 WO2017097016 A1 WO 2017097016A1 CN 2016100200 W CN2016100200 W CN 2016100200W WO 2017097016 A1 WO2017097016 A1 WO 2017097016A1
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WO
WIPO (PCT)
Prior art keywords
user group
user
cell
frequency band
interference
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Application number
PCT/CN2016/100200
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English (en)
French (fr)
Inventor
莫韬甫
韩波
Original Assignee
华为技术有限公司
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.)
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Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP16872211.4A priority Critical patent/EP3373630B1/en
Priority to JP2018530054A priority patent/JP6815402B2/ja
Publication of WO2017097016A1 publication Critical patent/WO2017097016A1/zh
Priority to US16/003,652 priority patent/US10637728B2/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037Inter-user or inter-terminal allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0803Configuration setting
    • H04L41/0806Configuration setting for initial configuration or provisioning, e.g. plug-and-play
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035Resource allocation in a cooperative multipoint environment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1423Two-way operation using the same type of signal, i.e. duplex for simultaneous baseband signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/14Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1461Suppression of signals in the return path, i.e. bidirectional control circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/14Spectrum sharing arrangements between different networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24Cell structures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W16/00Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/02Resource partitioning among network components, e.g. reuse partitioning
    • H04W16/10Dynamic resource partitioning
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA

Definitions

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to a configuration method and apparatus.
  • Full-duplex wireless communication technology is a new communication technology. With this technology, simultaneous communication at the same frequency can be realized.
  • Embodiments of the present invention provide a configuration method and apparatus for reducing interference between user equipment in a full duplex system.
  • an embodiment of the present invention provides a configuration method, which is applied to a full-duplex system, where the method includes:
  • the base station divides the user equipment in the first cell into N user groups, and the N is a positive integer greater than or equal to 2, wherein there is interference between user equipments in each user group of the N user groups;
  • the presence of interference means that when a user equipment performs uplink transmission, it interferes with downlink reception of another user equipment simultaneously with the same frequency;
  • the base station configures, for the user equipment of each user group of the N user groups, an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the same user group is configured.
  • the uplink frequency band and the downlink frequency band are different, and the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system.
  • the N user groups include a first user group and a second user group, and the user equipment in the first user group and the There is interference between user equipments in the second user group;
  • the uplink frequency band configured by the base station for the user equipment of the first user group and the second user group for uplink transmission and the downlink frequency band for downlink reception are:
  • the N user groups include a third user group and a fourth user group, and There is no interference between the user equipment in the third user group and the user equipment in the fourth user group;
  • the uplink frequency band configured by the base station for the user equipment of the third user group and the fourth user group for uplink transmission and the downlink frequency band for downlink reception are:
  • the base station The user equipments are divided into N user groups, including:
  • the base station divides the user equipments in the first cell into N user groups according to the geographic location information of the user equipment.
  • the base station determines There is interference between the user equipment of the first user group and the user equipment of the second user group;
  • the base station determines that there is no interference between the third user group and the fourth user group.
  • the user equipment in the first cell is divided into N user groups, including:
  • the base station divides the user equipment into N user groups according to the interference information between the user equipments in the first cell, where any one user equipment of the same user group, and at least one of the same user group There is interference between user equipment.
  • the at least one user equipment in the first user group and the at least one user in the second user group There is interference between the devices, and the base station determines that there is interference between the user equipment of the first user group and the user equipment of the second user group;
  • the base station determines the user equipment and the fourth user of the third user group. There is no interference between the user equipments of the group.
  • the method further includes:
  • the base station acquires configuration information of the second cell, where the configuration information of the second cell includes at least an uplink frequency band and a downlink frequency band of a user group that interferes with the first cell in the second cell, where the The second cell is a neighboring cell of the first cell;
  • the fifth user group belongs to the user group in the second cell that is in interference with the first cell, and the uplink frequency band of the fifth user group and the first cell have interference with the second cell If the downlink frequency band of the sixth user group in the user group is the same, the sixth user group is adjusted.
  • the downlink frequency band is different between the downlink frequency band of the sixth user group and the uplink frequency band of the fifth user group;
  • the seventh user group belongs to the user group that has interference with the first cell in the second cell, and the downlink frequency band of the seventh user group and the first cell have interference with the second cell If the uplink frequency band of the eighth user group is the same, the uplink frequency band of the eighth user group is adjusted, so that the uplink frequency band of the eighth user group and the downlink frequency band of the seventh user group are different.
  • the method further includes:
  • the base station acquires configuration information of the third cell, where the configuration information of the third cell includes at least an uplink frequency band, a downlink frequency band, and time scheduling information of a user group that has interference with the first cell in the third cell;
  • the third cell is a neighboring cell of the first cell;
  • the ninth user group belongs to the user group that has interference with the first cell in the third cell, and the uplink frequency band of the ninth user group is the same as the downlink frequency band of the tenth user group in the first cell. And adjusting the scheduling time of the tenth user group to be different from the scheduling time of the ninth user group, where the ninth user group belongs to the third cell, and the tenth user group belongs to the First cell; or,
  • the eleventh user group belongs to the user group in the third cell that has interference with the first cell, and the downlink frequency band of the eleventh user group and the twelfth user group in the first cell If the uplink frequency band is the same, the scheduling time of the twelfth user group is adjusted to be different from the scheduling time of the eleventh user group, where the twelfth user group belongs to the first cell, where the The eleven user groups belong to the third cell.
  • an embodiment of the present invention provides a configuration apparatus, which is applied to a full duplex system, and the apparatus includes:
  • a grouping unit configured to divide the user equipment in the first cell into N user groups, where N is a positive integer greater than or equal to 2, wherein between the user equipments in each user group of the N user groups There is interference;
  • the presence of interference means that when a user equipment performs uplink transmission, Interfering with downlink reception of another user equipment simultaneously with the same frequency;
  • a configuration unit configured to configure, for the user equipment of each user group of the N user groups, an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band and the same user group
  • the downlink frequency bands are different, and the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system.
  • the N user groups include a first user group and a second user group, and the user equipment in the first user group and the There is interference between user equipments in the second user group;
  • the configuration unit is specifically configured to:
  • the N user groups include a third user group and a fourth user group, and There is no interference between the user equipment in the third user group and the user equipment in the fourth user group;
  • the configuration unit is further configured to:
  • the grouping unit includes:
  • a first acquiring module configured to acquire geographic location information of the user equipment in the first cell
  • the first dividing module is configured to divide the user equipment in the first cell into N user groups according to the geographic location information of the user equipment.
  • the device further includes:
  • a first determining unit configured to determine whether the first user group and the second user group are adjacent to each other
  • a first determining unit configured to: when the first determining unit determines that the first user group and the second user group are adjacent, determine the user equipment of the first user group and the user equipment of the second user group There is interference between them;
  • a second determining unit configured to: when the first determining unit determines that the third user group and the fourth user group are not adjacent, the base station determines the third user group and the fourth user group There is no interference between them.
  • the grouping unit includes:
  • a second dividing module configured to divide the user equipment into N user groups according to interference information between user equipments in the first cell, where any one user equipment of the same user group, and the same There is interference between at least one user equipment of a subscriber group.
  • the device further includes:
  • a second determining unit configured to determine whether there is interference between the at least one user equipment in the first user group and at least one user equipment in the second user group;
  • a third determining unit configured to: when the second determining unit determines that there is interference between at least one user equipment in the first user group and at least one user equipment in the second user group, the base station determines the first user There is interference between the user equipment of the group and the user equipment of the second user group;
  • a third determining unit configured to determine whether any user equipment in the third user group does not interfere with any one of the user equipments in the fourth user group;
  • a fourth determining unit configured to: when the third determining unit determines that there is no interference between any one of the user equipments in the third user group and any one of the user equipments in the fourth user group, determining the third There is no interference between the user equipment of the user group and the user equipment of the fourth user group.
  • the device further includes:
  • a first acquiring unit configured to acquire, by the base station, configuration information of a second cell, where configuration information of the second cell includes at least an uplink frequency band and a downlink of a user group that interferes with the first cell in the second cell a frequency band, wherein the second cell is a neighboring cell of the first cell;
  • the first adjustment unit is used to:
  • the fifth user group belongs to the user group in the second cell that is in interference with the first cell, and the uplink frequency band of the fifth user group and the first cell have interference with the second cell If the downlink frequency band of the sixth user group is the same, the downlink frequency band of the sixth user group is adjusted, so that the downlink frequency band of the sixth user group is different from the uplink frequency band of the fifth user group; or
  • the seventh user group belongs to the user group that has interference with the first cell in the second cell, and the downlink frequency band of the seventh user group and the first cell have interference with the second cell If the uplink frequency band of the eighth user group is the same, the uplink frequency band of the eighth user group is adjusted, so that the uplink frequency band of the eighth user group and the downlink frequency band of the seventh user group are different.
  • the device further includes:
  • a second acquiring unit configured to acquire configuration information of the third cell, where the configuration information of the third cell includes at least an uplink frequency band, a downlink frequency band, and a time of the user group that interferes with the first cell in the third cell Scheduling information; wherein the third cell is a neighboring cell of the first cell;
  • a second adjustment unit for:
  • the ninth user group belongs to the user group that has interference with the first cell in the third cell, and the uplink frequency band of the ninth user group is the same as the downlink frequency band of the tenth user group in the first cell. And adjusting the scheduling time of the tenth user group to be different from the scheduling time of the ninth user group, where the ninth user group belongs to the third cell, and the tenth user group belongs to the First cell; or,
  • the eleventh user group belongs to the user group in the third cell that has interference with the first cell, and the downlink frequency band of the eleventh user group and the twelfth user group in the first cell If the uplink frequency band is the same, the scheduling time of the twelfth user group is adjusted to be different from the scheduling time of the eleventh user group, where the twelfth user group belongs to the first cell, where the The eleven user groups belong to the third cell.
  • the device further includes:
  • a sending unit configured to send the configuration information of the first cell to the base station of the fourth cell, where the configuration information of the first cell includes at least interference between the first cell and the fourth cell
  • the uplink frequency band, downlink frequency band, and time scheduling information of the user group configured to send the configuration information of the first cell to the base station of the fourth cell, where the configuration information of the first cell includes at least interference between the first cell and the fourth cell.
  • the embodiment of the present invention provides a configuration method, in which a user equipment in a first cell is divided into N user groups by a base station, where N is a positive integer greater than or equal to 2, wherein each user in the N user groups There is interference between user equipments in the group; the presence of interference means that one user equipment interferes with downlink reception of another user equipment at the same time when performing uplink transmission; for each of the N user groups
  • the user equipment of the user group is configured to use an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band and the downlink frequency band of the same user group are different, and the uplink frequency band and the downlink frequency band are different.
  • the base station can be guaranteed in a full duplex system in the first cell Different user equipments provide uplink transmission services and downlink reception services in different sub-bands of the same working frequency band.
  • 1a is a schematic diagram of a communication network of a full duplex system according to an embodiment of the present invention
  • 1b is a schematic diagram of a communication network in which interference exists between user equipments and neighboring cells in a full-duplex system according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a base station in a configuration method according to an embodiment of the present disclosure
  • 2b is a schematic structural diagram of a baseband subsystem of a base station in a configuration method according to an embodiment of the present disclosure
  • FIG. 3 is a schematic flowchart 1 of a configuration method according to an embodiment of the present disclosure
  • FIG. 4 is a schematic diagram of a communication network for configuring an uplink frequency band and a downlink frequency band of different frequency bands in the same user group in the first cell according to an embodiment of the present invention
  • FIG. 5 is a schematic diagram of a communication network in which a configuration method is configured to configure an uplink frequency band and a downlink frequency band of different frequency bands in a user group in which interference occurs in a first cell according to an embodiment of the present disclosure
  • FIG. 6 is a second schematic flowchart of a configuration method according to an embodiment of the present disclosure.
  • FIG. 7 is a schematic diagram of dividing a user group according to a geographic location of a user equipment in a configuration method according to an embodiment of the present disclosure
  • FIG. 8 is a schematic diagram of dividing a user group according to interference between user equipments in a configuration method according to an embodiment of the present disclosure
  • FIG. 9 is an application scenario 1 of a configuration method according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic diagram of a first application scenario according to an application scenario in a configuration method according to an embodiment of the present disclosure
  • FIG. 10B is a schematic diagram of configuring a first application scenario shown in FIG. 10a in a configuration method according to an embodiment of the present disclosure
  • FIG. 10 is a schematic diagram of a second application scenario according to an application scenario in a configuration method according to an embodiment of the present disclosure
  • FIG. 10 is a schematic diagram of configuring a first application scenario shown in FIG. 10b in a configuration method according to an embodiment of the present disclosure
  • FIG. 11 is a schematic diagram of a user group obtained by using geographic location information according to the scenario shown in FIG. 9 according to an embodiment of the present invention.
  • FIG. 12 is a second application scenario of a configuration method according to an embodiment of the present disclosure.
  • FIG. 13 is a third application scenario of a configuration method according to an embodiment of the present disclosure.
  • FIG. 14 is a schematic structural diagram 1 of a configuration method according to an embodiment of the present disclosure.
  • FIG. 15 is a schematic structural diagram 2 of a configuration method according to an embodiment of the present disclosure.
  • FIG. 16 is a schematic structural diagram of a base station according to an embodiment of the present disclosure.
  • FIG. 17 is a schematic diagram of hardware of a base station according to an embodiment of the present invention.
  • FIG. 1a when two communication devices, for example, a base station eNB1 (evolved NodeB, an evolved base station) and an eNB2, communicate with each other at the same time, the receiving antenna not only receives a useful signal from the opposite end, but also receives The signal sent to itself is the self-interference signal. And because the distance between the transmitting antenna and the receiving antenna is relatively close, the strength of the self-interference signal is often much higher than the useful signal at the opposite end.
  • eNB1 evolved NodeB, an evolved base station
  • the eNB (evolved NodeB) can communicate in the full-duplex mode, and the eNB sends the downlink to the UE (User Equipment, At the same time as the user equipment 1 , the uplink signal sent by the UE 3 is received on the same carrier frequency f1 (the UE here can still maintain the half-duplex model and the full-duplex eNB communication).
  • the UE1 performing uplink transmission may form a large interference to the UE 3 performing downlink reception. As shown in UE1 and UE3 in Figure 1a.
  • the traditional eNB transmits according to FDD (Frequency Division Duplexing) or TDD (Time Division Duplexing).
  • FDD Frequency Division Duplexing
  • TDD Time Division Duplexing
  • the downlink receiving of the other user equipment in the downlink frequency band f1 causes a large interference.
  • UE1 and UE3 below the eNB1 because UE1 and UE3 are relatively close, UE1 transmits uplink in the f1 frequency band, and UE3 downlinks in the f1 frequency band.
  • Receiving, UE1 will cause large interference to the downlink reception of UE3, and the same situation will also be encountered in UE4 and UE5 in eNB2.
  • the embodiment of the present invention provides a configuration method, in which a user equipment in a first cell is divided into N user groups by a base station, where N is a positive integer greater than or equal to 2, wherein each user in the N user groups There is interference between user equipments in the group; the presence of interference means that one user equipment interferes with downlink reception of another user equipment at the same time when performing uplink transmission; for each of the N user groups
  • the user equipment of the user group is configured to use an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band and the downlink frequency band of the same user group are different, and the uplink frequency band and the downlink frequency band are different.
  • the uplink transmission of the user equipment in one user group interferes with the downlink reception of other user equipments in one user group, and at the same time due to the uplink frequency band
  • the downlink frequency band is a sub-band of the working frequency band of the full-duplex system, and can ensure that the base station provides uplink transmission service and downlink for different user equipments in the same working frequency band in different frequency bands in the first cell in the full-duplex system. Receive service.
  • the technical solution provided by the embodiment of the present invention can be applied to various wireless communication networks, for example, a global system for mobile communication (GSM) system, and a code division multiple access (CDMA) system.
  • GSM global system for mobile communication
  • CDMA code division multiple access
  • WCDMA Wideband code division multiple access
  • UMTS universal mobile telecommunication system
  • GPRS general packet radio service
  • LTE long term evolution
  • LTE-A advanced long term evolution
  • WiMAX worldwide interoperability for microwave access
  • a base station may be a device that communicates with a UE (User Equipment) or other communication site, such as a relay station, and the base station may provide communication of a specific physical area. cover.
  • the base station may be a base transceiver station (Base Transceiver Station, BTS for short) or a base station controller (BSC) in GSM or CDMA; or a Node B (Node B in UMTS).
  • BTS Base Transceiver Station
  • BSC base station controller
  • Node B Node B in UMTS
  • NB Radio Network Controller
  • eNB or eNodeB evolved Node B
  • LTE Long Term Evolution
  • Other access network devices that provide access services in the embodiments of the present invention are not limited.
  • the UE may be distributed throughout the wireless network, and each UE may be static or mobile.
  • a UE may be referred to as a terminal, a mobile station, a subscriber unit, a station, or the like.
  • the UE may be a cellular phone, a personal digital assistant (PDA), a wireless modem, a wireless communication device, a handheld, a laptop computer, a cordless telephone. (cordless phone), wireless local loop (WLL) station.
  • PDA personal digital assistant
  • WLL wireless local loop
  • M2M M2M
  • the terminal may specifically be a smart meter or a smart home appliance that supports M2M communication.
  • the base station eNodeB includes a baseband subsystem, a medium radio frequency subsystem, an antenna feed subsystem, and some supporting structures (for example, The baseband subsystem is used to implement operation and maintenance of the entire base station, implement signaling processing, radio resource principle, transmission interface to EPC (Evolved Packet Core), and implement LTE physical layer and MAC ( Medium Access Control, medium access control layer, L3 signaling, operation and maintenance master control function; medium RF subsystem realizes conversion between baseband signal, intermediate frequency signal and radio frequency signal, realizes demodulation and transmission of LTE wireless receiving signal Modulation and power amplification; the antenna feeder subsystem includes an antenna and a feeder connected to the base station radio frequency module and an antenna and a feeder of the GRS receiving card for receiving and transmitting the wireless air interface signal; the whole subsystem is a baseband subsystem and an intermediate frequency The supporting part of the subsystem provides
  • the baseband subsystem may be as shown in FIG. 2b: for example, the mobile phone accesses the Internet through the base station to access the core network (MME/S-GW), and accesses the Internet through the core network, where the data of the Internet passes through the core network and the base station.
  • the interface is transmitted to the baseband part, and the baseband part performs PDCP, RLC, MAC layer, coding, modulation, etc., and is sent to the radio frequency part for transmission to the terminal.
  • the baseband and the radio frequency can be connected through the CPRI interface; in addition, the radio frequency part can be pulled far by the optical fiber, for example, the remote RRU.
  • the baseband of each step of the configuration method in the embodiment of the present invention is implemented by radio frequency, and the receiving and transmitting step is implemented by an antenna (for example, an air interface).
  • the interface between the user equipment and the base station involved in the implementation of the present invention may be understood as an air interface for communication between the user equipment and the base station, or may also be referred to as a Uu interface.
  • an embodiment of the present invention provides a configuration method, which is applied to a full-duplex system, and the method includes:
  • the base station divides the user equipment in the first cell into N user groups, where the N is a positive integer greater than or equal to 2, where there is interference between user equipments in each user group of the N user groups.
  • the presence of interference means that when a user equipment performs uplink transmission, it interferes with downlink reception of another user equipment at the same time;
  • the base station configures, for the user equipment of each user group of the N user groups, an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band and the same user group
  • the downlink frequency bands are different, and the uplink frequency band and the downlink frequency are
  • the segment is a sub-band of the working frequency band of the full-duplex system.
  • the embodiment of the present invention provides a configuration method, in which a user equipment in a first cell is divided into N user groups by a base station, where N is a positive integer greater than or equal to 2, wherein each user in the N user groups There is interference between user equipments in the group; the presence of interference means that one user equipment interferes with downlink reception of another user equipment at the same time when performing uplink transmission; for each of the N user groups
  • the user equipment of the user group is configured to use an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band and the downlink frequency band of the same user group are different, and the uplink frequency band and the downlink frequency band are different.
  • the uplink transmission of the user equipment in one user group interferes with the downlink reception of other user equipments in one user group, and at the same time due to the uplink frequency band
  • the downlink frequency band is a sub-band of the working frequency band of the full-duplex system, and can ensure that the base station provides uplink transmission service and downlink for different user equipments in the same working frequency band in different frequency bands in the first cell in the full-duplex system. Receive service.
  • FIG. 4 is a scenario in which a configuration method according to an embodiment of the present invention is used to reduce interference between user equipments in a first cell in an actual application
  • FIG. 4 is only an exemplary drawing.
  • Two user groups namely, user group 1 and user group N
  • the base station configures the uplink frequency band f1 and the downlink frequency band as f2 for the user equipment UE11 and UE12 in the user group 1 in the first cell.
  • the uplink frequency band configured by the base station for the user equipments UEN1 and UEN2 in the user group N is f3, and the downlink frequency band is f4.
  • the downlink frequency band used by the UE 11 for downlink reception is f2, and the uplink frequency band of the UE 12 user uplink transmission is f1. Therefore, when the UE 12 performs uplink transmission on the uplink frequency band f1, the UE 11 does not interfere with downlink reception on the downlink frequency band f2. Similarly, it can be seen that when the UE 11 performs uplink transmission in the uplink frequency band f1, it does not interfere with the downlink reception performed by the UE 12 in the downlink frequency band f2, so that the user equipment in any user group in the first cell can be reduced. Signals transmitted in the frequency band are transmitted to the remaining user equipments in the same user group for interference caused by downlink reception in the downlink frequency band.
  • f1+f2+f3+...+fN f
  • f is the working frequency band of the full-duplex system. For example, if f is 10 MHz, f is divided into five sub-bands, corresponding to f1.
  • the working frequency band of the full-duplex system can be equally divided and configured for each user group, and the bandwidth of the uplink frequency band and the downlink frequency band of each user group is the same, that is, the bandwidth of each user group is 2.0MHz, f1 is from 0MHz to 2.0MHz, f2 is from 2.0MHz to 4.0MHz, f3 is from 4.0MHz to 6.0MHz, f4 is from 6.0MHz to 8.0MHz, and f5 is from 8.0MHz to 10.0MHz.
  • the actual demand allocates an uplink frequency band and a downlink frequency band with different bandwidths for each user group.
  • the uplink frequency band and the downlink frequency band bandwidth of the user group with more user equipments may be set wider, and the bandwidth of the uplink frequency band and the downlink frequency band of the user group with less user equipments may be narrower.
  • the embodiment is not limited thereto.
  • N is greater than or equal to 2
  • the base station configures the same manner and principle for any two user groups in the N user groups.
  • the first user group and the second user group are described as an example.
  • the first user group and the second user group are any two user groups of the N user groups.
  • the step S102 can be specifically implemented by:
  • the first user group and the second user group are any two user groups of the N user groups.
  • FIG. 5 is a scenario in which a configuration method of an embodiment of the present invention is used to reduce interference between user groups in a first cell, and only the first user group with interference exists.
  • the second user group is taken as an example for description.
  • the base station eNB1 configures the uplink frequency band f1 for uplink transmission, the downlink frequency band for downlink reception, f2, and the uplink configured by the base station eNB1 for the second user group, for the user equipment UE1 in the first user group in the first cell.
  • the frequency band is f3
  • the downlink frequency band used for downlink reception is f4.
  • f1, f2, f3, and f4 are respectively different frequency bands
  • the user equipment UE1 in the first user group sends an uplink signal to the eNB1 in the uplink frequency band f1
  • the user equipment UE2 in the second user group does not interfere in downlink reception on the downlink frequency band f4, so
  • the user equipment in any user group in the first cell can transmit signals in the uplink frequency band to the user equipment in the other user groups to receive interference in the downlink frequency band.
  • the base station of the first cell configures any two user groups in the N user groups.
  • the principles of the present invention are the same as the third user group and the fourth user group.
  • the third user group and the fourth user group are any two of the N user groups. user group.
  • the step S102 can be specifically implemented in the following manner:
  • the third user group and the fourth user group are any two user groups of the N user groups.
  • the base station eNB1 is a user in the third user group in the first cell.
  • the uplink frequency band used for the uplink transmission is f n
  • the downlink frequency band used for downlink reception is f n+1
  • the uplink frequency band configured by the base station eNB1 for the user equipment of the fourth user group is f n+1 for
  • the downlink frequency band received by the downlink is f n
  • the uplink frequency band of the user equipment in the third user group is configured as the downlink frequency band of the fourth user group
  • the downlink frequency band of the user equipment in the user group is configured as the uplink frequency band of the user equipment in the fourth user group, so that the resources of the user equipment in each user group in the full duplex system can be improved.
  • the specific manner in which the base station divides the user equipment in the first cell into N user groups is not limited in the embodiment of the present invention.
  • the user equipment in the first cell can be grouped by the base station to obtain the user equipment in the first cell, as shown in FIG. 6 , which can be implemented by the following steps:
  • the base station acquires geographic location information of the user equipment in the first cell.
  • S1012A The base station divides user equipments in the first cell into N user groups according to geographic location information of the user equipment.
  • the user equipment of the first cell in the embodiment of the present invention can locate the user equipment UE in the first cell by using a DoA (Direction of Arrival) and power measurement method. Obtaining, according to the geographic location information of each user equipment in the first cell, the base station sending a positioning pilot signal to the user equipment in the first cell, and then receiving, by the base station, the user equipment in the first cell according to the positioning pilot signal The location of the reported user equipment acquires geographic location information of each user equipment in the first cell.
  • DoA Direction of Arrival
  • the embodiment of the present invention may divide the N user groups according to the coverage of the base station or combine the specific cell coverage to perform area division, and then determine, according to the geographical location information of the user equipment, which user group the user equipment belongs to, as shown in FIG. 7 .
  • the first cell is divided into A1-A8 and 8 user groups according to the actual situation of the first cell, and the user equipments that fall into the same user group are determined to be the same user group.
  • the base station uses the geographical location information mode
  • the user equipment is grouped in the manner shown in FIG. 7, the following manner may be used to determine whether the first user group and the second user group in the first cell exist. Interference, and there is no interference between the third user group and the fourth user group:
  • the base station determines that there is interference between the user equipment of the first user group and the user equipment of the second user group;
  • the two user groups are adjacent to each other, and there is at least one common boundary between the two user groups, for example, an A1 user group and an A2 user group; an A1 user group and an A3 user group; an A1 user group and an A4 user group; Groups and A8 user groups are adjacent user groups.
  • the base station determines that there is no interference between the third user group and the fourth user group.
  • the two user groups are not adjacent, that is, there is no common boundary between the two user groups, for example, the A1 user group and the A6 user group shown in FIG. 7; the A6 user group and the A8 user group, and the A1 user group and the A5. user group.
  • Table 1 is a frequency band configuration table of the first cell obtained according to the packet described in FIG. 7:
  • the neighboring user groups can be configured in the above-mentioned configuration manner, which is not in this embodiment of the present invention. Further, the configuration results are shown in Table 1, for example, an A1 user group and an A2 user group, an A1 user group and an A4 user group, an A1 user group, and an A8 user group.
  • the uplink frequency band of the third user group and the downlink frequency band of the fourth user group of the two user groups without interference may be set to the same frequency band;
  • the downlink frequency band of the third user group and the uplink frequency band of the fourth user group are set to the same frequency band, such as the A1 user group and the A6 user group shown in Table 1.
  • the configuration of the uplink and downlink frequency bands is the same for the two adjacent user groups in the first cell, and the A1 user group and the A2 user group are used as an example for description. Does not have any indicative meaning.
  • the uplink frequency band of the user equipment in the A1 user group is configured as f1
  • the downlink frequency band is configured as f6
  • the uplink frequency band of the user equipment in the A2 user group is configured as f2
  • the downlink frequency band is configured as f5, because f1 and f5.
  • the uplink frequency band of the user equipment in the A1 user group does not interfere with the downlink frequency band of the user equipment in the A2 user group, that is, the interference between the A1 user group and the A2 user group is reduced.
  • the uplink frequency band of the A2 user group does not interfere with the downlink frequency band of the A1 user group.
  • the A1 user group and the A6 user group not adjacent to the A1 user group are only used in the embodiment of the present invention, because the manner and principle of the configuration of the uplink and downlink frequency bands of the two user groups that do not have any interference in the first cell are the same. For illustrative purposes, it does not have any indicative meaning.
  • the uplink frequency band f1 of the user equipment in the A1 user group can be configured as the downlink frequency band of the user equipment in the A6 user group
  • the downlink frequency band f6 of the user equipment in the A1 user group can be configured as the user equipment in the A6 user group.
  • the uplink frequency band that is, the frequency band configured by the A6 user group is: the uplink frequency band is f6, and the downlink frequency band is f1.
  • the A1 user group and the A6 user group are non-adjacent user groups, and the A1 user The group and the A6 user group have no distance due to the long distance, so that the bandwidth of the working frequency band of each user group in the first cell can be improved.
  • the user equipments in the first cell can be grouped by the interference between the user equipments in the first cell, which can be implemented in the following manner:
  • the base station according to interference information between user equipments in the first cell
  • the user equipment is divided into N user groups, wherein there is interference between any one of the user equipments of the same user group and at least one user equipment of the same user group.
  • the interference information refers to interference power between user equipments.
  • the embodiment of the present invention does not limit the manner in which the interference information exists between the user equipments, and may be the first user equipment in the first cell, where the first user equipment is any user equipment in the first cell, and the base station Controlling that all user equipments in the first cell transmit pilot symbols in sequence (determined by the base station in sequence), the first user equipment in the first cell estimates the interference power of other user equipments, and reports the measured interference power to the base station.
  • the base station divides the interference value of the first user equipment to be less than the preset interference threshold to different user groups according to the interference power of the user equipment to the first user equipment.
  • the specific value of the preset interference threshold is not limited in the embodiment of the present invention, and may be set according to actual needs.
  • the interference value between the user equipment UE11 and the user equipment UE12 is greater than or equal to the preset interference threshold, it is determined that there is interference between the user equipment UE11 and the user equipment UE12.
  • the user equipment UE11 and the user equipment UE12 are grouped into the same user group, that is, the first user group in FIG. 8 , where the user equipment UE11 and the user equipment UE12 are any user equipment in the first cell, respectively.
  • the division of the other user equipment is the same as the division of the user equipment UE11 and the user equipment UE12, and details are not described herein again.
  • the geographic location of each user equipment in the first cell may be acquired by the base station of the first cell, and the base station of the first cell is based on the geographic location and user of the user equipment in the first cell.
  • the interference power between the devices is divided into different user groups by the user equipment whose distance is greater than the preset distance, and the interference power is less than the preset interference threshold.
  • the location may be determined only by combining the geographical locations, and the geographic location is greater than the preset geographic location.
  • the user equipment in the location is divided into different user groups, which is not limited in this embodiment of the present invention.
  • the uplink transmission in the same frequency band may cause strong interference to the downlink transmission of another user equipment, but the distance is far apart.
  • one user equipment is on the uplink
  • the interference transmitted on the frequency band f1 is small to the other user equipment receiving on the downlink frequency band f1. Therefore, the user equipment can be divided by the user equipment whose distance between the user equipments is less than the preset distance threshold and the signal quality strength is less than the preset quality strength. For the same user group.
  • the base station uses the interference information of the user equipment, for example, the user equipment is grouped in the manner shown in FIG. 8, the following manner may be used to determine whether the first user group and the second user group in the first cell exist. Interference, and there is no interference between the third user group and the fourth user group:
  • the base station determines a user equipment of the first user group and the second user There is interference between the user equipments of the group;
  • the interference power between the at least one user equipment in the first user group and the at least one user equipment in the user equipment in the second user group is greater than a preset interference threshold, the user equipment and the second user in the first user group There is interference between user equipments in the group, and there is interference between the first user group and the second user group.
  • the base station determines the user equipment of the third user group and the There is no interference between user devices of the four user groups.
  • the interference power between any user equipment in the third user group and any user equipment in the user equipment in the fourth user group is less than the preset interference threshold, the user equipment and the fourth user in the third user group There is no interference between user equipments in the group, and there is no interference between the third user group and the fourth user group.
  • a possible scenario is that there is interference between adjacent cells covered by the same base station eNB1, and the same interference may also occur at the cell edge user.
  • All cells use the same frequency band, so two edge users that are closer to each other in the two cells, for example, the first cell and the second cell are neighboring cells covered by the base station eNB1, because the first cell and the second cell
  • the cell uses the same working frequency band F1, the uplink frequency band f1 of the edge user equipment UE1 of the first cell may interfere with the downlink frequency band f1 of the edge user equipment UE2 in the second cell, and the interference between the user equipments in the first cell and the second cell may be
  • the description is omitted in the above manner, and details are not described herein again.
  • the embodiment of the present invention can be implemented in the following manner:
  • the base station acquires configuration information of the second cell, where the configuration information of the second cell includes at least an uplink frequency band and a downlink frequency band of a user group that interferes with the first cell in the second cell, where Said second cell is a neighboring cell of said first cell;
  • the acquiring information of the second cell by the base station may include an uplink frequency band and a downlink frequency band of the user group that interferes with the first cell in the second cell of the base station, and may acquire, by using the base station, each of the second cell.
  • the uplink frequency band and the downlink frequency band of the user groups are not limited in this embodiment of the present invention.
  • the user group that is in interference with the first cell in the second cell may be any user group in the second cell and any user group in the first cell, or may be referred to as the second group. There is interference between the user equipment in any one of the user groups in the cell and at least one user equipment in any one of the user groups in the first cell.
  • S1022B If the fifth user group belongs to the user group that has interference with the first cell in the second cell, and the uplink frequency band of the fifth user group and the first cell and the second cell exist If the downlink frequency band of the sixth user group is the same, the downlink frequency band of the sixth user group is adjusted, so that the downlink frequency band of the sixth user group is different from the uplink frequency band of the fifth user group; or ,
  • the uplink frequency band used by the user equipment UE2 in the fifth user group in the second cell for uplink transmission is f4, and the user equipment UE1 in the sixth user group in the first cell is used for downlink downlink reception.
  • the frequency band is f4.
  • the uplink frequency band used by the user equipment UE1 in the sixth user group in the first cell for uplink transmission may be adjusted to f3, as shown in FIG. 10b.
  • the seventh user group belongs to the user group that has interference with the first cell in the second cell, and the downlink frequency band of the seventh user group and the first cell and the second cell exist. If the uplink frequency band of the eighth user group in the interfered user group is the same, then the adjustment is performed. The uplink frequency band of the eighth user group is different from the downlink frequency band of the seventh user group.
  • the downlink frequency band used by the user equipment UE2 in the seventh user group in the second cell is f1
  • the user equipment UE1 in the eighth user group in the first cell is used for uplink uplink transmission.
  • the frequency band is f1.
  • the uplink frequency band used by the user equipment UE2 in the eighth user group in the first cell for uplink transmission may be adjusted from f1 to f2, as shown in FIG. 10d. Show.
  • the thirteenth user group belongs to the user group in the second cell that has interference with the first cell, and the downlink frequency band of the thirteenth user group and the second cell and the second cell
  • the uplink frequency band of the fourteenth user group in the user group in which the cell has interference is the same, and the downlink frequency band of the user equipment in the thirteenth user group is the same as the uplink frequency band of the user equipment in the fourteenth user group
  • the uplink frequency band and the downlink frequency band of the fourteenth user group are different, that is, the uplink frequency band of the fourteenth user group is different from the downlink frequency band of the thirteenth user group, and that the downlink frequency band of the fourteenth user group is The uplink frequency band of the thirteenth user group is different.
  • the downlink frequency band used by the user equipment in the thirteenth user group in the second cell for downlink reception is f1
  • the uplink frequency band used by the user equipment in the fourteenth user group in the first cell for uplink transmission is f1
  • second is the uplink frequency band used by the user equipment in the thirteenth user group for uplink transmission
  • f3 the downlink frequency band used by the user equipment in the fourteenth user group in the first cell for downlink reception is f3, in order to reduce two adjacent cells.
  • the uplink frequency band used by the user equipment in the fourteenth user group in the first cell for uplink transmission may be adjusted from f1 to f2, and the user in the fourteenth user group in the first cell
  • the downlink frequency band used by the device for downlink reception is adjusted from f3 to f4.
  • the uplink frequency band and the downlink frequency band of the second cell may be adjusted according to the configuration information of the first cell, so that a user between the first cell and the second cell has interference between the user groups.
  • the uplink frequency band of the group and the downlink frequency band of another user group, the downlink frequency band of one user group is different from the uplink frequency band of another user group, and the manner and principle of the specific adjustment are the same as the manner of adjusting the first cell according to the second cell.
  • the principles are the same, and the embodiments of the present invention are not described herein again.
  • FIG. 11 is the first obtained according to the above FIGS. 10a-10d.
  • a user equipment in a cell and a second cell obtains a user group according to the geographic location information of the user equipment.
  • the distance between the A8 user group of the first cell and the B6 user group of the second cell is less than a preset distance.
  • the uplink frequency band of the A8 user group of the first cell is the same as the downlink frequency band of the B6 user group of the second cell, or the downlink frequency band of the A8 user group of the first cell is the same as the uplink frequency band of the B6 user group of the second cell or the first cell
  • the uplink frequency band of the A8 user group is the same as the downlink frequency band of the B6 user group of the second cell
  • the downlink frequency band of the A8 user group of the first cell is the same as the uplink frequency band of the B6 user group of the second cell
  • the A8 user group of the first cell is the same.
  • the user equipment may cause interference to the user equipment in the user group of the second cell B6.
  • the uplink frequency band and the downlink frequency band of each user group in the first cell may be according to the second cell and the first The downlink frequency band and the uplink frequency band of the user group in which the user group has interference are adjusted, thereby avoiding interference between user groups in which the distance between adjacent cells is less than the preset distance.
  • the frequency bands of each user group in the first cell may be adjusted to the frequency bands as shown in Table 3.
  • Table 3 The frequency band adjusted by the first cell according to the frequency band of the second cell
  • the uplink frequency band of the A8 user group in the first cell may be adjusted to f1-f5 or In any one of f7-f8, the downlink frequency band of the A8 user group in the first cell is adjusted to any one of f2-f8.
  • the uplink frequency band is f7
  • the downlink frequency band is f6.
  • the uplink frequency band and the downlink frequency band of the remaining user groups of the first cell may be configured as other frequency bands different from the uplink frequency band and the downlink frequency band of the A8 user group.
  • the specific configuration mode refer to the configuration manner of the user group in the first cell, and the present invention The embodiments are not described herein again.
  • the same interference will occur at the cell edge user. Since all cells use the same frequency band, two edge users with close distances to the two cells
  • the first cell and the second cell are neighboring cells that are covered by different base stations, respectively, where there is interference between the first user group of the first cell and the second user group in the second cell, in order to reduce the
  • the interference between the first user group in the first cell and the second user group in the second cell may be obtained by the base station eNB1 of the first cell from the base station eNB2 of the second cell.
  • the adjustment of the uplink frequency band and the downlink frequency band of each user group in a cell, so that the uplink frequency band and the second cell between the user groups in the first cell and the second cell have interference a downlink frequency band between a user group that has interference with the first cell, and a downlink frequency band between the user group that has interference with the second cell in the first cell and the second cell The uplink frequency band of the user group in which the first cell has interference is different.
  • the specific adjustment mode refer to the adjustment mode of the foregoing scenario, and details are not described herein again.
  • the embodiment of the present invention does not limit the manner in which the base station eNB1 of the first cell obtains the uplink frequency band and the downlink frequency band of the second cell from the base station eNB2 of the second cell.
  • the base station of the first cell sends a first request message to the base station eNB2 of the second cell by using network interface signaling, where the first request message indicates that the base station eNB2 selects an uplink frequency band and a downlink of each user group in the second cell.
  • the frequency band is sent to the base station eNB1 or the base station eNB2 is sent to the base station eNB1 for the uplink frequency band and the downlink frequency band of each user group that has interference with the first cell in the second cell;
  • the base station eNB1 of the first cell receives the feedback message of the first request message sent by the base station eNB2 of the second cell, where the feedback message carries the uplink frequency band and the downlink frequency band of each user group in the second cell. Or an uplink frequency band and a downlink frequency band of a user group that interferes with the first cell.
  • the base station eNB1 receives the second request message sent by the base station eNB2, where the second request message carries the uplink frequency band and the downlink frequency band of each user group in the second cell or the uplink frequency band of the user group that interferes with the first cell. And the downstream frequency band.
  • the second possible implementation manner is that the base stations mutually default to each other, and the base station directly performs data interaction with other neighboring base stations after configuring each cell under its coverage.
  • FIG. 13 is a third possible scenario in which the first cell and the third cell are neighboring cells covered by different base stations, and UE1 in the first user group of the first cell is shown in FIG.
  • the uplink frequency band is the same as the downlink frequency band of the second user group UE2 of the third cell
  • the downlink frequency band of the UE1 in the first user group of the first cell is the same as the UE3 uplink frequency band in the second user group of the third cell.
  • the interference caused by the uplink frequency band of the UE1 in the first user group and the downlink frequency band of the UE2 in the second user group of the third cell in the area covered by the first cell and the third cell is reduced.
  • one possible implementation manner is: can be implemented by the following steps b1 and b2:
  • the base station acquires the configuration information of the third cell, where the configuration information of the third cell includes at least the uplink frequency band, the downlink frequency band, and the time scheduling information of the user group that interferes with the first cell in the third cell.
  • the third cell is a neighboring cell of the first cell;
  • the manner in which the base station acquires the configuration information sent by the third cell is not limited in this embodiment of the present invention.
  • the eNB1 in FIG. 13 is used.
  • eNB2 is used.
  • the base station acquires the Cell-ID of the neighboring base station in a manner that is acquiescence between the base stations.
  • the base station eNB2 of the third cell completes the configuration information of each user group in the third cell
  • the base station eNB2 of the third cell directly directly connects the third cell.
  • the uplink frequency band and the downlink frequency band of each user group and the time scheduling information are sent to the base station eNB1 of the first cell or the uplink frequency band and the downlink frequency band of the user group that has interference with the first cell in the third cell, and time scheduling Information is sent to the base station eNB1 of the first cell.
  • the third request message indicates that the base station eNB2 of the third cell sends the uplink frequency band and the downlink frequency band and time scheduling information of each user group in the third cell to the base station eNB2 or the third cell of the first cell and the first
  • the uplink frequency band and the downlink frequency band of the user group with interference in a cell and the time scheduling information are sent to the base station eNB1 of the first cell; then, the base station eNB1 of the first cell receives the third request message sent by the base station eNB2 of the third cell.
  • the feedback message to the third request message carries the uplink frequency band and the downlink frequency band of each user group in the third cell, and time scheduling information or interference in the third cell with the first cell. Uplink and downlink bands and time scheduling information for the user group.
  • the ninth user group belongs to the user group in the third cell that is in interference with the first cell, and the uplink frequency band of the ninth user group and the downlink of the tenth user group in the first cell If the frequency band is the same, the scheduling time of the tenth user group is adjusted to be different from the scheduling time of the ninth user group, where the ninth user group belongs to the third cell, and the tenth user group belongs to The first cell; or,
  • the scheduling time of the ninth user group in the third cell is T1
  • the time scheduling of the tenth user group in the first cell may be adjusted to T2, where T1 and T2 are different moments respectively.
  • the eleventh user group belongs to the user group in the third cell that interferes with the first cell, and the downlink frequency band of the eleventh user group and the twelfth user in the first cell If the uplink frequency band of the group is the same, the scheduling time of the twelfth user group is adjusted to be different from the scheduling time of the eleventh user group, where the twelfth user group belongs to the first cell, The eleventh user group belongs to the third cell.
  • the scheduling time of the eleventh user group in the third cell is T3
  • the time scheduling of the twelfth user group in the first cell may be adjusted to T4, where T3 and T4 are different respectively.
  • the fifteenth user group belongs to the user group in the third cell that has interference with the first cell, and the downlink frequency band of the fifteenth user group and the sixteenth user in the first cell
  • the uplink frequency band of the group is the same, and the uplink frequency band of the fifteenth user group is the same as the downlink frequency band of the sixteenth user group in the first cell, and the scheduling time of the sixteenth user group is adjusted to The scheduling time of the fifteenth user group is different.
  • the sixteenth user group belongs to the first cell, and the fifteenth user group belongs to the third cell.
  • the scheduling time of the fifteenth user group in the third cell is T5
  • the time scheduling of the sixteenth user group in the first cell may be adjusted to T6, where T5 and T6 Separate moments
  • the presence or absence of interference between the ninth user group, the eleventh user group, and the fifteenth user group and any one of the user groups in the first cell may be determined by the foregoing manner in this embodiment, and the present invention is implemented. The examples are not described here.
  • the third possible scenario of the embodiment of the present invention shown in FIG. 13 can also be implemented in the following manner:
  • the base station sends the configuration information of the first cell to the base station of the fourth cell, where the configuration information of the first cell includes at least the user group that interferes with the fourth cell in the first cell.
  • Uplink, downlink, and time scheduling information are examples of uplink, downlink, and time scheduling information.
  • the base station of the fourth cell Receiving, by the base station of the fourth cell, the configuration information of the first cell, according to the configuration information of the first cell, if the seventeenth user group belongs to the fourth cell and the first cell exists If the uplink frequency band of the seventeenth user group is the same as the downlink frequency band of the eighteenth user group in the first cell, the base station of the fourth cell will schedule the seventeenth user group. The time is adjusted to be different from the scheduling time of the eighteenth user group; or
  • the base station of the fourth cell adjusts the scheduling time of the nineteenth user group to be different from the scheduling time of the twentieth user group;
  • the base station of the fourth cell will be the second eleventh.
  • the scheduling time of the user group is adjusted to be different from the scheduling time of the twenty-second user group.
  • the configuration information of the first cell may include an uplink frequency band and a downlink frequency band and time scheduling information in each user group in the first cell, and may only include interference between the first cell and the fourth cell.
  • the uplink frequency band, the downlink frequency band, and the time scheduling information of the user group are not limited in this embodiment of the present invention.
  • the fourth cell is a neighboring cell that belongs to a different base station coverage than the first cell.
  • the sending the configuration information of the first cell to the fourth cell may send the first cell to the fourth cell after the base station of the first cell receives the fourth request message from the base station of the fourth cell.
  • the configuration information, the fourth request message indicates that the base station of the first cell sends at least an uplink frequency band, a downlink frequency band, and time scheduling information of a user group that has interference in the first cell and the fourth cell to Sending to the base station of the fourth cell; or the fourth request message instructing the base station of the first cell to send the uplink frequency band, the downlink frequency band, and the time scheduling information of each user group in the first cell to the Base station of the fourth cell
  • the uplink frequency band, the downlink frequency band, and the time scheduling information of each user group in the first cell may be scheduled.
  • the information uplink frequency band, the downlink frequency band, and the time scheduling information are directly sent to the base station of the fourth cell, or only the uplink frequency band, the downlink frequency band, and the time scheduling information of the user group that interferes with the fourth cell in the first cell are sent. To the fourth cell. This embodiment of the present invention does not limit this.
  • the embodiment of the present invention further provides a configuration device, where each functional unit in the configuration device corresponds to the configuration method in the foregoing embodiment of the present invention, and may refer to the description of the foregoing embodiment of the present invention. Narration.
  • the configuration device 20 is applied to a full duplex system, including:
  • the grouping unit 201 is configured to divide the user equipment in the first cell into N user groups, where the N is a positive integer greater than or equal to 2, wherein the user equipment in each user group of the N user groups There is interference between the two; the presence of interference means that one user equipment interferes with downlink reception of another user equipment at the same time when performing uplink transmission;
  • the configuration unit 202 is configured to configure, for the user equipment of each user group of the N user groups, an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, where the uplink frequency band of the same user group is The downlink frequency bands are different, and the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system.
  • a configuration apparatus provided by an embodiment of the present invention by using a grouping unit to The user equipment is divided into N user groups, and the user equipment in each user group is configured with an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, respectively, because there is interference between user equipments in each user group.
  • the uplink transmission of the user equipment in the same user group can be prevented from causing interference to the downlink reception of other user equipments in one user group
  • the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system, which can ensure that the base station provides uplinks for different sub-bands of the same working frequency band of different user equipments in the first cell in the full-duplex system.
  • Transport service and downlink receiving service are sub-bands of the working frequency band of the full-duplex system.
  • the N user groups include a first user group and a second user group, and there is interference between the user equipment in the first user group and the user equipment in the second user group;
  • the configuration unit 202 is specifically configured to:
  • the N user groups include a third user group and a fourth user group, and there is no interference between the user equipment in the third user group and the user equipment in the fourth user group;
  • the configuration unit 202 is further configured to:
  • the grouping unit 201 includes:
  • the first obtaining module 2011 is configured to acquire geographic location information of the user equipment in the first cell.
  • the first dividing module 2012 is configured to divide the user equipments in the first cell into N user groups according to the geographic location information of the user equipment.
  • the device further includes:
  • a first determining unit configured to determine whether the first user group and the second user group are adjacent to each other
  • a first determining unit configured to: when the first determining unit determines that the first user group and the second user group are adjacent, the base station determines the user equipment of the first user group and the second There is interference between user equipments of the user group;
  • a second determining unit configured to: when the first determining unit determines that the third user group and the fourth user group are not adjacent, the base station determines the third user group and the fourth user group There is no interference between them.
  • the first determining unit and the second determining unit in the embodiment of the present invention may be two independent units, or may be integrated in a determining unit, and the determining unit has the functions of the first determining unit and the second determining unit. This embodiment of the present invention does not limit this.
  • grouping unit 201 shown in FIG. 15 further includes:
  • the second dividing module 2013 is configured to divide, by the base station, the user equipment into N user groups according to the interference information between user equipments in the first cell, where any user equipment of the same user group, There is interference between at least one user equipment of the same user group.
  • the device further includes:
  • a second determining unit configured to determine whether there is interference between the at least one user equipment in the first user group and at least one user equipment in the second user group;
  • a third determining unit configured to: when the second determining unit determines that there is interference between at least one user equipment in the first user group and at least one user equipment in the second user group, the base station determines the first user There is interference between the user equipment of the group and the user equipment of the second user group;
  • a third determining unit configured to determine whether any user equipment in the third user group does not interfere with any one of the user equipments in the fourth user group;
  • a fourth determining unit configured to: when the third determining unit determines that there is no interference between any one of the user equipments in the third user group and any one of the user equipments in the fourth user group, the base station determines that There is no interference between the user equipment of the third user group and the user equipment of the fourth user group.
  • the second determining unit and the third determining unit in the embodiment of the present invention may be two independent units, or may be integrated into one determining unit, where the determining unit has a second determining unit and a third determining unit. The function of the unit.
  • the third determining unit and the fourth determining unit of the embodiment of the present invention may be two independent units, or may be integrated into one determining unit, and the determining unit has the functions of the third determining unit and the fourth determining unit.
  • the device further includes:
  • a first acquiring unit configured to acquire, by the base station, configuration information of a second cell, where configuration information of the second cell includes at least an uplink frequency band and a downlink of a user group that interferes with the first cell in the second cell a frequency band, wherein the second cell is a neighboring cell of the first cell;
  • the first adjustment unit is used to:
  • the fifth user group belongs to the user group in the second cell that is in interference with the first cell, and the uplink frequency band of the fifth user group and the first cell have interference with the second cell If the downlink frequency band of the sixth user group is the same, the downlink frequency band of the sixth user group is adjusted, so that the downlink frequency band of the sixth user group is different from the uplink frequency band of the fifth user group; or
  • the seventh user group belongs to the user group that has interference with the first cell in the second cell, and the downlink frequency band of the seventh user group and the first cell have interference with the second cell If the uplink frequency band of the eighth user group is the same, the uplink frequency band of the eighth user group is adjusted, so that the uplink frequency band of the eighth user group is different from the downlink frequency band of the seventh user group; or
  • the thirteenth user group belongs to the user group in the second cell that has interference with the first cell, and the downlink frequency band of the thirteenth user group and the first cell and the second cell exist
  • the uplink frequency band of the fourteenth user group in the user group of the interference is the same, and the downlink frequency band of the user equipment in the thirteenth user group is the same as the uplink frequency band of the user equipment in the fourteenth user group, and the An uplink frequency band and a downlink frequency band of the fourteen user groups, wherein an uplink frequency band of the fourteenth user group is different from a downlink frequency band of the thirteenth user group, and that the downlink frequency band of the fourteenth user group and the The uplink frequency band of the thirteenth user group is different.
  • For the specific adjustment mode refer to the foregoing manner, and details are not described herein again.
  • the device further includes:
  • a second acquiring unit configured to acquire configuration information of the third cell, where the configuration information of the third cell includes at least an uplink frequency band, a downlink frequency band, and a time of the user group that interferes with the first cell in the third cell Scheduling information; wherein the third cell is a neighboring cell of the first cell;
  • a second adjustment unit for:
  • the ninth user group belongs to the user group that has interference with the first cell in the third cell, and the uplink frequency band of the ninth user group and the tenth user group in the first cell If the line frequency band is the same, the scheduling time of the tenth user group is adjusted to be different from the scheduling time of the ninth user group, where the ninth user group belongs to the third cell, and the tenth user group Belong to the first cell; or,
  • the eleventh user group belongs to the user group in the third cell that has interference with the first cell, and the downlink frequency band of the eleventh user group and the twelfth user group in the first cell If the uplink frequency band is the same, the scheduling time of the twelfth user group is adjusted to be different from the scheduling time of the eleventh user group, where the twelfth user group belongs to the first cell, where the An eleven user group belongs to the third cell; or,
  • the fifteenth user group belongs to the user group in the third cell that has interference with the first cell, and the downlink frequency band of the fifteenth user group and the sixteenth user group in the first cell
  • the uplink frequency band is the same, and the uplink frequency band of the fifteenth user group is the same as the downlink frequency band of the sixteenth user group in the first cell, and the scheduling time of the sixteenth user group is adjusted to be the same as the first The scheduling time of fifteen user groups is different.
  • the sixteenth user group belongs to the first cell, and the fifteenth user group belongs to the third cell.
  • the device further includes:
  • a sending unit configured to send the configuration information of the first cell to the base station of the fourth cell, where the configuration information of the first cell includes at least interference between the first cell and the fourth cell
  • the uplink frequency band, downlink frequency band, and time scheduling information of the user group configured to send the configuration information of the first cell to the base station of the fourth cell, where the configuration information of the first cell includes at least interference between the first cell and the fourth cell.
  • the embodiment of the present invention further provides a base station, where the base station is configured to perform the steps performed by the base station in the foregoing method.
  • the base station may include a module corresponding to the corresponding step. Examples include:
  • the grouping unit 301 is configured to: the base station divides the user equipment in the first cell into N user groups, where the N is a positive integer greater than or equal to 2, wherein the user equipment in each user group of the N user groups There is interference between the two; the presence of interference means that when a user equipment performs uplink transmission, it interferes with downlink reception of another user equipment at the same time;
  • the configuration unit 302 is configured to: configure, by the base station, an uplink frequency band for uplink transmission and a downlink frequency band for downlink reception, for user equipment of each user group of the N user groups, where the same user group is configured.
  • the uplink frequency band and the downlink frequency band are different, and the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system.
  • the base station divides the user equipment in the first cell into N user groups by using a packet unit, and configures, for each user equipment in the user group, an uplink frequency band for uplink transmission and is used for The downlink frequency band received in the downlink, because there is interference between user equipments in each user group, when the user equipments of the same user group are configured with uplink frequency bands and downlink frequency bands of different frequency bands, the user equipments in the same user group can be avoided.
  • the uplink transmission interferes with the downlink reception of other user equipments in one user group, and at the same time, since the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system, the base station can be guaranteed to be in the full-duplex system.
  • the next sub-bands of the same working frequency band of different user equipments in the first cell provide uplink transmission service and downlink receiving service at the same time.
  • an embodiment of the present invention provides a base station including: a processor 40, a memory 41, a system bus 42, and a communication interface 43.
  • the memory 41 is configured to store computer execution instructions
  • the processor 40 is coupled to the memory 41 via the system bus 42, and when the base station is running, the processor 40 executes the memory stored by the memory 41
  • the computer executes instructions to cause the base station to perform the configuration method of any of Figures 3 through 13.
  • a specific configuration method refer to the related description in the foregoing embodiment shown in any one of FIG. 3 to FIG. 13 , and details are not described herein again.
  • the base station divides the user equipment in the first cell into N user groups by using a packet unit, and configures, for each user equipment in the user group, an uplink frequency band for uplink transmission and is used for The downlink frequency band received in the downlink, because there is interference between user equipments in each user group, when the user equipments of the same user group are configured with uplink frequency bands and downlink frequency bands of different frequency bands, the user equipments in the same user group can be avoided.
  • the uplink transmission interferes with the downlink reception of other user equipments in one user group, and at the same time, since the uplink frequency band and the downlink frequency band are sub-bands of the working frequency band of the full-duplex system, the base station can be guaranteed to be in the full-duplex system.
  • the next sub-bands of the same working frequency band of different user equipments in the first cell provide uplink transmission service and downlink receiving service at the same time.
  • the embodiment further provides a storage medium, which may include the memory 41.
  • the processor 40 can be a CPU.
  • the processor 40 can also be other general purpose processors, DSPs, ASICs, FPGAs or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like.
  • the general purpose processor can be a microprocessor or the processor It can be any conventional processor or the like.
  • the processor 40 may be a dedicated processor, which may include at least one of a baseband processing chip, a radio frequency processing chip, and the like. Further, the dedicated processor may also include a chip having other dedicated processing functions of the base station.
  • the memory 41 may include a volatile memory such as a random access memory RAM; the memory 41 may also include a non-volatile memory such as a read only memory ROM, a flash memory, an HDD or an SSD; A combination of memories of the above kind may be included.
  • a volatile memory such as a random access memory RAM
  • the memory 41 may also include a non-volatile memory such as a read only memory ROM, a flash memory, an HDD or an SSD; A combination of memories of the above kind may be included.
  • the system bus 42 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 42 in FIG.
  • the communication interface 43 may specifically be a transceiver on a base station.
  • the transceiver can be a wireless transceiver.
  • the wireless transceiver can be an antenna of a base station or the like.
  • the processor 40 performs data transmission and reception with the other device, such as the terminal, through the communication interface 43.
  • each step in the method flow shown in any one of the foregoing FIGS. 3 to 13 can be implemented by the processor 40 in hardware form executing a computer-executed instruction in the form of software stored in the memory 41. To avoid repetition, we will not repeat them here.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the modules or units is only a logical function division.
  • there may be another division manner for example, multiple units or components may be used. Combinations can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit.
  • the units described as separate components may or may not be physically separated
  • the components displayed as the unit may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • all or part of the technical solution may be embodied in the form of a software product stored in a storage medium, including a plurality of instructions for causing a computer device (which may be a personal computer, a server, Either a network device or the like) or a processor performs all or part of the steps of the method described in various embodiments of the invention.
  • the storage medium is a non-transitory medium, including: a flash memory, a mobile hard disk, a read only memory, a random access memory, a magnetic disk, or an optical disk, and the like, which can store program code.

Abstract

本发明实施例提供一种配置方法和装置,涉及通信技术领域,降低全双工系统中用户设备之间的干扰。本发明实施例提供的配置方法应用于全双工系统,包括:基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数;所述基站为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。本发明实施例用于降低用户设备之间存在的干扰。

Description

一种配置方法和装置
本申请要求于2015年12月11日提交中国专利局、申请号为201510925926.6、发明名称为“一种配置方法和装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本发明实施例涉及通信技术领域,尤其涉及一种配置方法和装置。
背景技术
全双工无线通讯技术是一种全新的通讯技术。利用该技术可以实现同时同频的通讯。
但在连续组网或者本小区存在多用户设备的情况下,若多个用户设备同时同频进行通讯,且进行上行发射的用户设备和下行接收的用户设备距离较近,那么进行上行发射的用户设备在进行上行发射时,会对在同频进行下行接收的用户设备造成较大的干扰。
发明内容
本发明的实施例提供一种配置方法和装置,用以降低全双工系统中用户设备之间的干扰。
为达到上述目的,本发明的实施例采用如下技术方案:
第一方面,本发明实施例提供一种配置方法,应用于全双工系统,所述方法包括:
基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
所述基站为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述 上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
结合第一方面,在第一方面的第一种可能的实现方式中,所述N个用户组包括第一用户组和第二用户组,且所述第一用户组中的用户设备和所述第二用户组中的用户设备之间存在干扰;
所述基站为所述第一用户组和所述第二用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段为:
将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
结合第一方面或第一方面的第一种可能的实现方式,在第一方面的第二种可能的实现方式中,所述N个用户组包括第三用户组和第四用户组,且所述第三用户组中的用户设备和所述第四用户组中的用户设备之间不存在干扰;
所述基站为所述第三用户组和所述第四用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段为:
将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
结合第一方面或第一方面的第一种可能的实现方式或第一方面的第二种可能的实现方式,在第一方面的第三种可能的实现方式中,所述基站将第一小区内的用户设备分为N个用户组,包括:
基站获取所述第一小区内用户设备的地理位置信息;
所述基站根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
结合第一方面的第三种可能的实现方式,在第一方面的第四种可能的实现方式中,当所述第一用户组和所述第二用户组相邻时,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;或者,
当所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
结合第一方面的第二种可能的实现方式,在第一方面的第五种可能的实现方式中,所述基站将第一小区内的用户设备分为N个用户组,包括:
基站根据所述第一小区内的用户设备之间的干扰信息将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
结合第一方面的第五种可能的实现方式,在第一方面的第六种可能的实现方式中,当所述第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
当所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,所述基站确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
结合第一方面至第一方面的第六种可能的实现方式中,在第一方面的第七种可能的实现方式中,所述方法还包括:
所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的 下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下行频段不同。
结合第一方面至第一方面的第六种可能的实现方式中,在第一方面的第八种可能的实现方式中,所述方法还包括:
所述基站获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区。
第二方面,本发明实施例提供一种配置装置,应用于全双工系统,所述装置包括:
分组单元,用于将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会 对另一个用户设备同时同频进行的下行接收造成干扰;
配置单元,用于为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
结合第二方面,在第二方面的第一种可能的实现方式中,所述N个用户组包括第一用户组和第二用户组,且所述第一用户组中的用户设备和所述第二用户组中的用户设备之间存在干扰;
所述配置单元具体用于:
将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
结合第二方面或第二方面的第一种可能的实现方式,在第二方面的第二种可能的实现方式中,所述N个用户组包括第三用户组和第四用户组,且所述第三用户组中的用户设备和所述第四用户组中的用户设备之间不存在干扰;
所述配置单元还用于:
将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
结合第二方面至第二方面的第二种可能的实现方式,在第二方面的第三种可能的实现方式中,所述分组单元,包括:
第一获取模块,用于获取所述第一小区内用户设备的地理位置信息;
第一划分模块,用于根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
结合第二方面的第三种可能的实现方式,在第二方面的第四种可能的实现方式中,所述装置还包括:
第一判断单元,用于判断所述第一用户组和所述第二用户组是否相邻;
第一确定单元,用于当所述第一判断单元确定第一用户组和所述第二用户组相邻时,确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
第二确定单元,用于当所述第一判断单元确定所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
结合第二方面的第二种可能的实现方式,在第二方面的第五种可能的实现方式中,所述分组单元,包括:
第二划分模块,用于根据所述第一小区内的用户设备之间的干扰信息将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
结合第二方面的第五种可能的实现方式,在第二方面的第六种可能的实现方式中,所述装置还包括:
第二判断单元,用于判断所述第一用户组内是否存在至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰;
第三确定单元,用于当所述第二判断单元确定第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
第三判断单元,用于判断所述第三用户组内任意一个用户设备是否与所述第四用户组中任意一个用户设备之间都不存在干扰;
第四确定单元,用于当所述第三判断单元确定所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
结合第二方面至第二方面的第六种可能的实现方式,在第二方面的第七种可能的实现方式中,所述装置还包括:
第一获取单元,用于所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
第一调整单元,用于:
若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下行频段不同。
结合第二方面至第二方面的第六种可能的实现方式,在第二方面的第八种可能的实现方式中,所述装置还包括:
第二获取单元,用于获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
第二调整单元,用于:
若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区。
结合第二方面至第二方面的第六种可能的实现方式,在第二方面的第九种可能的实现方式中,所述装置还包括:
发送单元,用于所述基站向第四小区的基站发送所述第一小区的配置信息,其中,所述第一小区的配置信息至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息。
本发明实施例提供一种配置方法,通过基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内 不同的用户设备在同一工作频段的不同子频段的提供上行传输服务和下行接收服务。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1a为本发明实施例提供的一种全双工系统的通信网络示意图;
图1b为本发明实施例提供的一种全双工系统下用户设备之间和相邻小区之间存在干扰的通信网络示意图;
图2a为本发明实施例提供的一种配置方法中基站的结构示意图;
图2b为本发明实施例提供的一种配置方法中基站的基带子系统结构示意图;
图3为本发明实施例提供的一种配置方法的流程示意图一;
图4为本发明实施例提供的一种配置方法为第一小区内同一用户组配置不同频段上行频段和下行频段的通信网络示意图;
图5为本发明实施例提供的一种配置方法为第一小区内存在干扰的用户组配置不同频段上行频段和下行频段的通信网络示意图;
图6为本发明实施例提供的一种配置方法的流程示意图二;
图7为本发明实施例提供的一种配置方法中根据用户设备地理位置划分用户组的示意图;
图8为本发明实施例提供的一种配置方法中根据用户设备之间干扰划分用户组的示意图;
图9为本发明实施例提供的一种配置方法的应用场景一;
图10a为本发明实施例提供的一种配置方法中根据应用场景一下存在的第一种应用场景示意图;
图10b为本发明实施例提供的一种配置方法中对图10a所示第一种应用场景进行配置的示意图;
图10c为本发明实施例提供的一种配置方法中根据应用场景一下存在的第二种应用场景示意图;
图10d为本发明实施例提供的一种配置方法中对图10b所示第一种应用场景进行配置的示意图;
图11为本发明实施例基于图9所示的场景通过地理位置信息获得的用户组示意图;
图12为本发明实施例提供的一种配置方法的应用场景二;
图13为本发明实施例提供的一种配置方法的应用场景三;
图14为本发明实施例提供的一种配置方法的结构示意图一;
图15为本发明实施例提供的一种配置方法的结构示意图二;
图16为本发明实施例提供的一种基站的结构示意图;
图17为本发明实施例提供的一种基站的硬件示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。
本发明实施例的工作原理:
全双工无线通讯技术:
利用该技术可以实现同时同频的通讯。如图1a所示,两个通讯设备,例如,基站eNB1(evolved NodeB,演进型基站)和eNB2,在同时同频进行通讯的时候,接收天线不仅会收到来自对端的有用信号,也会收到自己发送的信号,即为自干扰信号。并且由于发射天线和接收天线的距离相当近,则自干扰信号的强度往往远高于对端的有用信号。
为了提高频谱效率,eNB(evolved NodeB,演进型基站)可以采用全双工的模式进行通信,eNB在载频f1下行发送给UE(User Equipment, 用户设备)1的同时,在相同载频f1上接收UE3发来的上行信号(这里的UE可以还是保持半双工的模型和全双工eNB通信)。由于在连续组网和本小区存在多用户设备的情况下,当上行传输和下行接收的UE之间距离较近时,进行上行传输的UE1会对进行下行接收的UE3会形成较大的干扰,如图1a中的UE1和UE3所示。
传统的eNB按照FDD(Frequency Division Duplexing,频分双工)或TDD(Time Division Duplexing,时分双工)发送,不会存在上行频段和下行频段同时发送,所以UE之间的干扰很小,主要还是不同小区eNB中UE的下行发射对其它小区UE的上行接收的干扰,或者其它小区UE的下行发射对本eNB内UE上行接收的干扰。
然而,如图1b所示,在全网双工模式下,对于同一个小区下的用户设备,若用户设备之间的距离相距较近,其中一个用户设备在上行频段f1上进行上行发射时,会给另一个用户设备在下行频段f1上进行的下行接收造成大干扰,例如,在eNB1下边的UE1和UE3,由于UE1和UE3距离较近,UE1在f1频段上行发射,同时UE3在f1频段下行接收,UE1将会对UE3的下行接收造成较大干扰,相同的情况在eNB2中的UE4和UE5也会遇到。
本发明实施例提供一种配置方法,通过基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内不同的用户设备在同一工作频段的不同子频段的提供上行传输服务和下行接收服务。
为了便于清楚描述本发明实施例的技术方案,在本发明的实施例中, 采用了“第一”、“第二”等字样对功能和作用基本相同的相同项或相似项进行区分,本领域技术人员可以理解“第一”、“第二”等字样并不对数量和执行次序进行限定。
本发明实施例提供的技术方案可以应用于各种无线通信网络,例如:全球移动通信(global system for mobile communication,简称为GSM)系统、码分多址(code division multiple access,简称为CDMA)系统、宽带码分多址(wideband code division multiple access,简称为WCDMA)系统、通用移动通信(universal mobile telecommunication system,简称为UMTS)系统、通用分组无线业务(general packet radio service,简称为GPRS)系统、长期演进(long term evolution,简称为LTE)系统、先进的长期演进(long term evolution advanced,简称为LTE-A)系统、全球互联微波接入(worldwide interoperability for microwave access,简称为WiMAX)系统等。术语“网络”和“系统”可以相互替换。
其中,在本发明实施例中,基站(base station,简称为BS)可以是与UE(用户设备,User Equipment)或其它通信站点如中继站点,进行通信的设备,基站可以提供特定物理区域的通信覆盖。例如,基站具体可以是GSM或CDMA中的基站收发台(Base Transceiver Station,简称为BTS)或基站控制器(Base Station Controller,简称为BSC);也可以是UMTS中的节点B(Node B,简称为NB)或者UMTS中的无线网络控制器(Radio Network Controller,简称为RNC);还可以是LTE中的演进型基站(envoled Node B,简称为eNB或eNodeB);或者,也可以是无线通信网络中的提供接入服务的其他接入网设备,本发明实施例并不限定。
在本发明实施例中,UE可以分布于整个无线网络中,每个UE可以是静态的或移动的。
UE可以称为终端(terminal),移动台(mobile station),用户单元(subscriber unit),站台(station)等。UE可以为蜂窝电话(cellular phone),个人数字助理(personal digital assistant,简称为PDA),无线调制解调器(modem),无线通信设备,手持设备(handheld),膝上型电脑(laptop computer),无绳电话(cordless phone),无线本地环路(wireless local loop,简称为WLL)台等。当UE应用于M2M方式通信时,UE可以称为M2M 终端,具体可以是支持M2M通信的智能电表、智能家电等。
其中,本发明实施例提供的配置方法和配置装置可以由基站eNB来执行,如图2a所示,基站eNodeB包括基带子系统、中射频子系统、天馈子系统和一些支撑结构(例如,整机子系统),其中,基带子系统用于实现整个基站的操作维护,实现信令处理、无线资源原理、到EPC(Evolved Packet Core,分组核心网)的传输接口,实现LTE物理层、MAC(Medium Access Control,介质访问控制)层、L3信令、操作维护主控功能;中射频子系统实现基带信号、中频信号和射频信号之间的转换,实现LTE无线接收信号的解调和发送信号的调制和功率放大;天馈子系统包括连接到基站射频模块的天线和馈线以及GRS接收卡的天线和馈线,用于实现无线空口信号的接收和发送;整机子系统,是基带子系统和中频子系统的支撑部分,提供结构、供电和环境监控功能。
其中,基带子系统可以如图2b所示:例如,手机上网需要通过基站接入核心网(MME/S-GW),在通过核心网接入因特网,其中因特网的数据通过核心网与基站之间的接口,传递到基带部分,基带部分进行PDCP,RLC,MAC层、编码,调制等处理,交给射频部分发射给终端。基带与射频之间可以通过CPRI接口连接;另外,射频部分目前可以通过光纤拉远,例如拉远的RRU。本发明实施例中的配置方法的各个步骤基带通过射频来实现,同时接收发送步骤是通过天线(例如,空中接口)来实现的。
本发明实施中涉及的用户设备与基站之间的接口可以理解为用户设备与基站之间进行通信的空中接口,或者也可以称为Uu接口。
如图3所示,本发明实施例提供一种配置方法,应用于全双工系统,所述方法包括:
S101、基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
S102、所述基站为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频 段为所述全双工系统工作频段的子频段。
本发明实施例提供一种配置方法,通过基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内不同的用户设备在同一工作频段的不同子频段的提供上行传输服务和下行接收服务。
示例性的,如图4所示,图4为实际应用中采用本发明实施例的一种配置方法降低第一小区内用户设备之间干扰的场景,(图4中仅是示例性的画出了两个用户组,即用户组1和用户组N)其中,基站为所述第一小区内的用户组1内的用户设备UE11和UE12配置的上行频段为f1,下行频段为f2,所述基站为所述用户组N中的用户设备UEN1和UEN2配置的上行频段为f3,下行频段为f4。
由于UE11用于下行接收的下行频段为f2,UE12用户上行传输的上行频段为f1,故当UE12在上行频段f1上进行上行传输时,不会对UE11在下行频段f2上进行下行接收造成干扰,同理,也可知,UE11在上行频段f1上进行上行传输时,不会对UE12在下行频段f2上进行的下行接收造成干扰,故可以降低第一小区内任意一个用户组内的用户设备在上行频段上进行信号发射给同一个用户组内的其余用户设备在下行频段进行下行接收带来的干扰。
其中,需要说明的是,本发明中的f1+f2+f3+…+fN=f,f为全双工系统的工作频段,例如,若f为10MHz,将f分为5个子频段,分别对应f1到f5,可以将所述全双工系统工作频段等分后配置给每个用户组,每个用户组的上行频段和下行频段的带宽相同,即每个用户组的带宽均为 2.0MHz,f1为从0MHz-2.0MHz,f2为从2.0MHz-4.0MHz,f3为从4.0MHz-6.0MHz,f4为从6.0MHz-8.0MHz,f5为从8.0MHz-10.0MHz,也可以按照实际需求为每个用户组分配带宽不同的上行频段和下行频段。
例如,可以将负荷有较多用户设备的用户组的上行频段和下行频段带宽设置的比较宽,将负荷有较少用户设备的用户组的上行频段和下行频段的带宽设置的比较窄,本发明实施例不对此限定。
进一步的,当N大于等于2时,可能会存在第一种情况:第一小区内N个用户组中任意两个用户组之间存在干扰,也可能会存在第二种情况:第一小区内N个用户组中任意两个用户组之间均不存在干扰。
优选的,1、当第一小区内的N个用户组中任意两个用户组属于上述第一种情况时,由于,基站对N个用户组内任意两个用户组的配置方式和原理均相同,故本发明实施例仅以第一用户组和第二用户组为例进行说明,其中,所述第一用户组和第二用户组为所述N个用户组中任意两个用户组。
为了降低第一小区内用户组之间的干扰,进而降低了用户设备之间的干扰,示例性的,对于步骤S102可以具体通过以下方式实现:
S1021A、将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
其中,所述第一用户组和所述第二用户组为所述N个用户组中的任意两个用户组。
示例性的,如图5所示,图5为实际应用中采用本发明实施例的一种配置方法降低第一小区内存在干扰的用户组之间的场景,仅以存在干扰的第一用户组和第二用户组为例进行说明。
其中,基站eNB1为第一小区内的第一用户组中的用户设备UE1配置用于进行上行传输的上行频段f1,用于下行接收的下行频段为f2,基站eNB1为第二用户组配置的上行频段为f3,用于下行接收的下行频段为f4,由于f1、f2、f3、f4分别为不同的频段,因此,第一用户组内的用户设备UE1在上行频段f1上向eNB1发送上行信号时,不会对第二用户组内的用户设备UE2在下行频段f4上进行下行接收造成干扰,故当第 一小区内任意两个用户组存在干扰时,可以降低第一小区内任意一个用户组内的用户设备在上行频段上进行信号发射给其余用户组内的用户设备在下行频段进行接收带来的干扰。
优选的,2、当第一小区内的N个用户组中任意两个用户组属于上述第二种情况时,由于,第一小区的基站对N个用户组内任意两个用户组的配置方式和原理均相同,故本发明实施例仅以第三用户组和第四用户组为例进行说明,其中,所述第三用户组和第四用户组为所述N个用户组中任意两个用户组。
为了使得每个用户组中的用户设备可以使用较大的子频段,当任意两个用户组不存在干扰时,示例性的,对于步骤S102可以具体通过以下方式实现:
S1021B、将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
其中,所述第三用户组和所述第四用户组为所述N个用户组中的任意两个用户组。
如图5所示,与第一用户组和第二用户组不同的是,当第三用户组和第四用户组不存在干扰时,基站eNB1为第一小区内的第三用户组中的用户设备配置用于进行上行传输的上行频段为fn,用于下行接收的下行频段为fn+1,基站eNB1为第四用户组种的用户设备配置的上行频段为fn+1,用于下行接收的下行频段为fn,由于第三用户组和第四用户组之间不存在干扰,故将第三用户组中用户设备的上行频段配置为第四用户组的下行频段,将第三用户组中用户设备的下行频段配置为第四用户组中用户设备的上行频段,这样可以提高全双工系统中每个用户组中用户设备的资源。
进一步的,本发明实施例对基站将第一小区内的用户设备分为N个用户组的具体方式不进行限定。
示例性的,一方面,可以通过基站获取第一小区内用户设备的地理位置信息对第一小区内的用户设备进行分组,如图6所示,具体可以通过以下步骤实现:
S1011A、基站获取所述第一小区内用户设备的地理位置信息;
S1012A、所述基站根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
其中,本发明实施例中所述第一小区内的用户设备的地理位置信息可以通过基站采用DoA(Direction of Arrival,波达方向)以及功率测量的方法将第一小区内的用户设备UE定位,以获取第一小区内每个用户设备的地理位置信息,或者基站向第一小区内的用户设备发送定位导频信号,然后基站接收所述第一小区内的用户设备根据所述定位导频信号上报的用户设备的位置,获取第一小区内每个用户设备的地理位置信息。
本发明实施例可以预先根据基站的覆盖范围划分N个用户组或结合具体的小区覆盖进行区域划分,然后根据所述用户设备的地理位置信息,确定所述用户设备属于哪个用户组,如图7所示,可以根据第一小区的实际情形,将所述第一小区划分为A1-A8,8个用户组,将地理位置信息落入同一个用户组的用户设备确定为同一个用户组。
进一步的,当基站采用地理位置信息方式,例如,图7所示的方式对用户设备进行分组时,可以通过以下方式来判断第一小区内的第一用户组和第二用户组之间是否存在干扰,以及第三用户组和第四用户组之间不存在干扰:
A1、当所述第一用户组和所述第二用户组相邻时,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
其中,两个用户组相邻是指两个用户组之间至少存在一条共用边界,例如,A1用户组和A2用户组;A1用户组和A3用户组;A1用户组和A4用户组;A1用户组和A8用户组为相邻用户组。
A2、当所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
其中,两个用户组不相邻是指两个用户组之间不存在共用边界,例如,图7所示的A1用户组和A6用户组;A6用户组和A8用户组以及A1用户组和A5用户组。
表1为根据图7所述的分组获得的第一小区的频段配置表:
表1频段分配
用户组 A1 A2 A3 A4 A5 A6 A7 A8
上行频段 f1 f2 f3 f4 f5 f6 f7 f8
下行频段 f6 f5 f8 f7 f2 f1 f4 f3
如表1所示,为了使得第一小区分组后,相邻用户组之间的不存在干扰,可以将相邻用户组之间采用上述所述的配置方式进行配置,本发明实施例在此不再赘述,其配置结果如表1所示,例如,A1用户组和A2用户组,A1用户组和A4用户组,A1用户组和A8用户组等。
本发明实施例的第一小区的基站对第一小区进行分组以后,可以将不存在干扰的两个用户组中第三用户组的上行频段与第四用户组的下行频段设置为相同频段;将第三用户组的下行频段与第四用户组的上行频段设置为相同频段,例如表1中所示的A1用户组和A6用户组。
结合图7和表1可知,由于对于第一小区内任意两个相邻用户组的上下行频段配置和原理均相同,本发明实施例仅以A1用户组和A2用户组为例进行说明,并不具有任何指示性含义。
示例性的,可以将A1用户组内用户设备的上行频段配置为f1,下行频段配置为f6,将A2用户组内的用户设备的上行频段配置为f2,下行频段配置为f5,由于f1和f5为不同频段,故A1用户组内用户设备的上行频段不会对A2用户组内用户设备的下行频段带来干扰,即降低了A1用户组和A2用户组之间的干扰,同理,可以得出A2用户组的上行频段不会对A1用户组的下行频段带来干扰。
由于对于第一小区内任意两个不存在干扰的两个用户组的上下行频段配置的方式和原理均相同,本发明实施例仅以A1用户组和与A1用户组不相邻的A6用户组为例进行说明,并不具有任何指示性含义。示例性的,可以将A1用户组内用户设备的上行频段f1,配置成A6用户组内用户设备的下行频段,将A1用户组内用户设备的下行频段f6,配置成A6用户组内用户设备的上行频段,即A6用户组配置后的频段为:上行频段为f6,下行频段为f1,如表1所示,由于A1用户组和A6用户组之间为不相邻的用户组,且A1用户组和A6用户组由于距离较远,不存在干扰,这样,可以提高第一小区内各个用户组的工作频段的带宽。
另一方面,可以通过第一小区内的用户设备之间的干扰将第一小区内的用户设备进行分组,具体可以通过以下方式实现:
S1011B、所述基站根据所述第一小区内的用户设备之间的干扰信息 将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
其中,干扰信息是指用户设备之间的干扰功率。
其中,本发明实施例对确定用户设备之间存在干扰信息的方式不进行限定,可以通过第一小区内的第一用户设备,所述第一用户设备为第一小区内任意一个用户设备,基站控制第一小区内所有用户设备依次发射导频符号(先后顺序由基站确定),第一小区内的第一用户设备估计其他用户设备对其的干扰功率,并将测量的干扰功率上报给基站,基站根据所有用户设备对第一用户设备的干扰功率,将对第一用户设备的干扰值小于预设干扰门限的划分至不同的用户组。
本发明实施例对所述预设干扰门限的具体数值不进行限定,可以根据实际需要进行设置。
例如,一种可能的实现方式,如图8所示,若用户设备UE11对用户设备UE12之间的干扰值大于等于预设干扰门限,则确定所述用户设备UE11与用户设备UE12之间存在干扰,并将所述用户设备UE11与用户设备UE12分至同一个用户组,即图8中的第一用户组,其中,用户设备UE11与用户设备UE12分别为第一小区内任意一个用户设备,对于其他用户设备的划分与上述用户设备UE11与用户设备UE12的划分相同,本发明实施例在此不再赘述。为了最大化提高资源的利用率,另一方面还可以通过第一小区的基站获取第一小区内每个用户设备的地理位置,第一小区的基站根据第一小区内用户设备的地理位置及用户设备之间的干扰功率,将距离大于预设距离,且干扰功率小于预设干扰门限的用户设备划分至不同的用户组,当然,也可以只结合地理位置进行判断,将地理位置大于预设地理位置的用户设备划分为不同的用户组,本发明实施例对此不进行限定。
为了更好的消除用户设备之间的干扰,由于对于距离相距较近的用户设备而言,在同频段上上行发射对另一个用户设备的下行发射会造成强干扰,但是对于距离相距较远的用户设备而言,一个用户设备在上行 频段f1上进行发射对另一个用户设备在下行频段f1上进行接收的干扰较小,故可以通过将用户设备之间距离小于预设距离阈值,且信号质量强度小于预设质量强度的用户设备划分为同一用户组。
进一步的,当基站采用用户设备的干扰信息,例如图8所示的方式对用户设备进行分组时,可以通过以下方式来判断第一小区内的第一用户组和第二用户组之间是否存在干扰,以及第三用户组和第四用户组之间不存在干扰:
B1、当所述第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
例如,若第一用户组内的至少一个用户设备与第二用户组内的用户设备至少一个用户设备之间的干扰功率大于预设干扰门限,则第一用户组内的用户设备和第二用户组内的用户设备之间存在干扰,则第一用户组和第二用户组之间存在干扰。
B2、当所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,所述基站确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
例如,若第三用户组内的任意一个用户设备与第四用户组内的用户设备任意一个用户设备之间的干扰功率小于预设干扰门限,则第三用户组内的用户设备和第四用户组内的用户设备之间不存在干扰,则第三用户组和第四用户组之间不存在干扰。
如图9所示,在实际应用场景中,一种可能存在的场景为:在同一个基站eNB1覆盖下的相邻小区之间存在干扰,此外,相同的干扰还会发生在小区边缘用户,由于所有小区都是采用相同的频段,所以对于两个小区距离较近的两个边缘用户,例如,第一小区和第二小区均为基站eNB1覆盖下的相邻小区,由于第一小区和第二小区采用相同的工作频段 f1,故第一小区的边缘用户设备UE1的上行频段f1会对第二小区内边缘用户设备UE2的下行频段f1带来干扰,第一小区内和第二小区内的用户设备之间的干扰可以参考上述方式进行消除,本发明实施例在此不再赘述。
为了降低第一小区的边缘用户设备UE1的上行频段f1对第二小区内边缘用户设备UE2的下行频段f1带来干扰,本发明实施例可以通过以下方式进行实现:
S1021A、所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
其中,本发明实施例中基站获取第二小区的配置信息可以包括基站第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,也可以通过基站获取第二小区内每个用户组的上行频段和下行频段,本发明实施例对此不进行限制。
其中,所述第二小区内与所述第一小区存在干扰的用户组可以是指第二小区内的任意一个用户组和第一小区内的任意一个用户组相邻,也可以是指第二小区内的任意一个用户组中的用户设备和第一小区内的任意一个用户组中的至少一个用户设备之间存在干扰。
S1022B、若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
例如,如图10a所示,第二小区内第五用户组中的用户设备UE2用于上行发射的上行频段为f4,第一小区内第六用户组中的用户设备UE1用于下行接收的下行频段为f4,为了降低两个相邻小区之间的干扰,可以将所述第一小区内第六用户组中的用户设备UE1用于上行发射的上行频段调整为f3,如图10b所示。
S1022C、若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述 第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下行频段不同。
例如,如图10c所示,第二小区内第七用户组中的用户设备UE2用于下行接收的下行频段为f1,第一小区内第八用户组中的用户设备UE1用于上行发射的上行频段为f1,为了降低两个相邻小区之间的干扰,可以将所述第一小区内第八用户组中的用户设备UE2用于上行发射的上行频段由f1调整为f2,如图10d所示。
此外,若第十三用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第十三用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第十四用户组的上行频段相同,所述第十三用户组中用户设备的下行频段与所述第十四用户组中用户设备的上行频段相同,则调整所述第十四用户组的上行频段和下行频段,使得所述第十四用户组的上行频段和所述第十三用户组的下行频段不同,且使得所述第十四用户组的下行频段和所述第十三用户组的上行频段不同,具体调整方式可以参见上述所述方式,本发明实施例在此不再赘述。
例如,第二小区内第十三用户组中的用户设备用于下行接收的下行频段为f1,第一小区内第十四用户组中的用户设备用于上行发射的上行频段为f1,第二小区内第十三用户组中的用户设备用于上行发射的上行频段为f3,第一小区内第十四用户组中的用户设备用于下行接收的下行频段为f3为了降低两个相邻小区之间的干扰,可以将所述第一小区内第十四用户组中的用户设备用于上行发射的上行频段由f1调整为f2,将所述第一小区内第十四用户组中的用户设备用于下行接收的下行频段由f3调整为f4。
需要说明的是,在实际应用过程中,也可以根据第一小区的配置信息调整所述第二小区的上行频段和下行频段,使得第一小区和第二小区存在干扰的用户组之间一个用户组的上行频段和另一个用户组的下行频段,一个用户组的下行频段和另一个用户组的上行频段不同,其具体调整的方式和原理与所述根据第二小区调整第一小区的方式和原理相同,本发明实施例在此不再赘述。
示例性的,如图11所示,图11为根据所述图10a-图10d获得的第 一小区和第二小区内用户设备根据用户设备的地理位置信息获得用户组示意图,由图11可知,由于第一小区的A8用户组和第二小区的B6用户组的距离小于预设距离,若第一小区的A8用户组的上行频段和第二小区的B6用户组的下行频段相同或第一小区的A8用户组的下行频段和第二小区的B6用户组的上行频段相同或第一小区的A8用户组的上行频段和第二小区的B6用户组的下行频段相同且第一小区的A8用户组的下行频段和第二小区的B6用户组的上行频段相同,第一小区的A8用户组内的用户设备可能会给第二小区B6用户组内用户设备带来干扰,为了避免上述干扰,可以将第一小区内每个用户组的上上行频段、下行频段根据第二小区内与所述第一用户组存在干扰的用户组的下行频段、上行频段进行调整,从而避免相邻小区间距离小于预设距离的用户组之间的干扰。例如,当所述第二小区的频段分配如表2所示时,可以将所述第一小区内各个用户组的频段调整为如表3所示的频段。
表2第二小区的频段分配
用户组 B1 B2 B3 B4 B5 B6 B7 B8
上行频段 f1 f2 f3 f4 f5 f6 f7 f8
下行频段 f6 f5 f8 f7 f2 f1 f4 f3
表3第一小区根据第二小区的频段调整后的频段
用户组 A1 A2 A3 A4 A5 A6 A7 A8
上行频段 f8 f1 f2 f3 f4 f5 f6 f7
下行频段 f3 f6 f5 f8 f7 f2 f1 f4
结合如表2和表3,可知,当第二小区内B6用户组的上行频段和下行频段分别为f6和f1时,可以将第一小区内的A8用户组的上行频段调整为f1-f5或f7-f8中的任意一个,同时将第一小区内的A8用户组的下行频段调整为f2-f8中的任意一个,示例性的,本发明实施例以上行频段为f7,下行频段为f6为例进行说明,当获取到A8用户组的频段配置后, 可以将第一小区的其余用户组的上行频段和下行频段配置为与A8用户组上行频段和下行频段不同的其他频段,具体配置方式可以参见上述第一小区内的用户组的配置方式,本发明实施例在此不再赘述。
另一种可能存在的场景,如图12所示,此外,相同的干扰还会发生在小区边缘用户,由于所有小区都是采用相同的频段,所以对于两个小区距离较近的两个边缘用户,例如,在第一小区和第二小区分别为不同基站覆盖下的相邻小区,其中,第一小区的第一用户组和第二小区内的第二用户组之间存在干扰,为了降低所述第一小区内第一用户组与所述第二小区内第二用户组之间的干扰,可以通过第一小区的基站eNB1从第二小区的基站eNB2处获取所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段或获取所述第二小区内每个用户组的上行频段和下行频段,在获取到第二小区的上行频段和下行频段之后,对第一小区内各个用户组的上行频段和下行频段的调整,使得第一小区内与所述第二小区存在干扰的用户组之间的上行频段和所述第二小区内与所述第一小区存在干扰的用户组之间的下行频段不同,以及所述第一小区内与所述第二小区存在干扰的用户组之间的下行频段和所述第二小区内与所述第一小区存在干扰的用户组之间的上行频段不同,具体的调整方式可以参见上述场景的调整方式,本发明实施例在此不再赘述。
其中,本发明实施例对第一小区的基站eNB1从第二小区的基站eNB2处获得第二小区的上行频段和下行频段的方式不进行限定。
示例性的,第一种可能实现的方式为:
a1、第一小区的基站通过网络接口信令向第二小区的基站eNB2发送第一请求消息,所述第一请求消息指示所述基站eNB2将第二小区内每个用户组的上行频段和下行频段发送给所述基站eNB1或者指示所述基站eNB2将第二小区内与所述第一小区存在干扰的每个用户组的上行频段和下行频段发送给所述基站eNB1;
a2、第一小区的基站eNB1接收所述第二小区的基站eNB2发送的对第一请求消息的反馈消息,所述反馈消息中携带有所述第二小区内各个用户组的上行频段和下行频段或与所述第一小区存在干扰的用户组的上行频段和下行频段。
示例性的,第二种可能实现的方式为:
基站eNB1接收基站eNB2发送的第二请求消息,所述第二请求消息携带有所述第二小区内各个用户组的上行频段和下行频段或与所述第一小区存在干扰的用户组的上行频段和下行频段。
其中,第二种可能实现的方式基站之间相互默认,在基站配置完其覆盖下的每个小区后直接和其他相邻基站进行数据交互。
如图13所示,图13为本发明实施例第三种可能存在的场景,第一小区和第三小区分别为不同基站覆盖下的相邻小区,第一小区的第一用户组内的UE1的上行频段和第三小区的第二用户组UE2的下行频段相同,且第一小区的第一用户组内的UE1的下行频段和第三小区的第二用户组内的UE3上行频段相同。
为了降低所述第一小区与第三小区共同覆盖的区域内的第一用户组中的UE1的上行频段对第三小区的第二用户组中的UE2的下行频段带来的干扰。
示例性的,一种可能实现的方式为:可以通过以下步骤b1和b2来实现:
b1、所述基站获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
其中,对于基站获取第三小区发送的配置信息的方式,本发明实施例对此不进行限定,当第三小区与所述第一小区为不同基站覆盖下的小区时,如图13中的eNB1和eNB2。
示例性的,一种可能的实现方式为:
可以通过基站间默许的方式,基站获取相邻基站的Cell-ID,在第三小区的基站eNB2完成对第三小区内各个用户组的配置信息以后,第三小区的基站eNB2直接将第三小区内每个用户组的上行频段和下行频段以及时间调度信息发送给所述第一小区的基站eNB1或者第三小区内与所述第一小区存在干扰的用户组的上行频段和下行频段以及时间调度信息发送给所述第一小区的基站eNB1。
示例性的,另一种可能的实现方式为:
通过基站eNB1向所述第三小区的基站eNB2发送第三请求消息,所 述第三请求消息指示所述第三小区的基站eNB2将第三小区内每个用户组的上行频段和下行频段以及时间调度信息发送给第一小区的基站eNB2或第三小区内与所述第一小区存在干扰的用户组的上行频段和下行频段以及时间调度信息发送给所述第一小区的基站eNB1;然后,第一小区的基站eNB1接收第三小区的基站eNB2发送的对第三请求消息的反馈消息,所述对第三请求消息的反馈消息中携带有所述第三小区内每个用户组的上行频段和下行频段以及时间调度信息或第三小区内与所述第一小区存在干扰的用户组的上行频段和下行频段以及时间调度信息。
b2、若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
示例性的,若第三小区内的第九用户组的调度时间为T1,可以将所述第一小区内的第十用户组的时间调度调整为T2,其中,T1和T2分别为不同的时刻。
b3、若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区。
示例性的,若第三小区内的第十一用户组的调度时间为T3,可以将所述第一小区内的第十二用户组的时间调度调整为T4,其中,T3和T4分别为不同的时刻。
b4、若第十五用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十五用户组的下行频段与所述第一小区内的第十六用户组的上行频段相同,所述第十五用户组的上行频段与所述第一小区内的第十六用户组的下行频段相同,则将所述第十六用户组的调度时间调整为与所述第十五用户组的调度时间不同。其中,所述第十六用户组属于所述第一小区,所述第十五用户组属于所述第三小区。
示例性的,若第三小区内的第十五用户组的调度时间为T5,可以将所述第一小区内的第十六用户组的时间调度调整为T6,其中,T5和T6 分别为不同的时刻;
其中,所述第九用户组、第十一用户组及第十五用户组与第一小区内的任意一个用户组之间是否存在干扰可以通过本实施例上述所述方式进行判断,本发明实施例在此不再赘述。
对于图13所示的本发明实施例第三种可能存在的场景,还可以通过以下方式实现:
c1、所述基站向第四小区的基站发送所述第一小区的配置信息,其中,所述第一小区的配置信息至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息。
在所述第四小区的基站接收到所述第一小区的配置信息,可以根据所述第一小区的配置信息,若第十七用户组属于所述第四小区内与所述第一小区存在干扰的用户组,且所述第十七用户组的上行频段与所述第一小区内的第十八用户组的下行频段相同,则第四小区的基站将所述第十七用户组的调度时间调整为与所述第十八用户组的调度时间不同;或者,
若第十九用户组属于所述第四小区内与所述第一小区存在干扰的用户组,且所述第十九用户组的下行频段与所述第一小区内的第二十用户组的上行频段相同,则第四小区的基站将所述第十九用户组的调度时间调整为与所述第二十用户组的调度时间不同;或者,
若第二十一用户组属于所述第四小区内与所述第一小区存在干扰的用户组,且所述第二十一用户组的下行频段与所述第一小区内的第二十二用户组的上行频段相同,所述第二十一用户组的上行频段与所述第一小区内的第二十二用户组的下行频段相同,则第四小区的基站将所述第二十一用户组的调度时间调整为与所述第二十二用户组的调度时间不同。
其中,所述第一小区的配置信息可以包括第一小区内每个用户组中的上行频段和下行频段以及时间调度信息;也可以只包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息,本发明实施例对此不进行限制。
其中,所述第四小区为与所述第一小区属于不同基站覆盖的相邻小区。
其中,向第四小区发送所述第一小区的配置信息可以在所述第一小区的基站接收到所述第四小区的基站发送第四请求消息以后,向第四小区发送所述第一小区的配置信息,所述第四请求消息指示所述第一小区的基站将至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息发给给所述第四小区的基站;或者所述第四请求消息指示所述第一小区的基站将所述第一小区内每个用户组的上行频段、下行频段以及时间调度信息发给给所述第四小区的基站
也可以在所述第一小区配置完所述第一小区内每个用户组的上行频段、下行频段以及时间调度信息以后,将第一小区内每个用户组的上行频段、下行频段以及时间调度信息上行频段、下行频段以及时间调度信息直接向所述第四小区的基站发送,或者只将第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息发送给所述第四小区。本发明实施例对此不进行限定。
本发明实施例还提供一种配置装置,该配置装置中的各个功能单元与本发明上述实施例中配置方法相对应,具体可以参考本发明上述实施例的描述,本发明实施例在此不再赘述。如图14所示,所述配置装置20应用于全双工系统,包括:
分组单元201,用于将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
配置单元202,用于为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
本发明实施例提供的一种配置装置,通过分组单元将第一小区内的 用户设备分为N个用户组,对每个用户组内的用户设备分别配置用于上行传输的上行频段和用于下行接收的下行频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内不同的用户设备同一工作频段的不同子频段同时提供上行传输服务和下行接收服务。
进一步的,所述N个用户组包括第一用户组和第二用户组,且所述第一用户组中的用户设备和所述第二用户组中的用户设备之间存在干扰;
所述配置单元202具体用于:
将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
进一步的,所述N个用户组包括第三用户组和第四用户组,且所述第三用户组中的用户设备和所述第四用户组中的用户设备之间不存在干扰;
所述配置单元202还用于:
将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
如图15所示,所述分组单元201,包括:
第一获取模块2011,用于获取所述第一小区内用户设备的地理位置信息;
第一划分模块2012,用于根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
进一步的,所述装置还包括:
第一判断单元,用于判断所述第一用户组和所述第二用户组是否相邻;
第一确定单元,用于当所述第一判断单元确定第一用户组和所述第二用户组相邻时,所述基站确定所述第一用户组的用户设备和所述第二 用户组的用户设备之间存在干扰;
第二确定单元,用于当所述第一判断单元确定所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
本发明实施例的第一确定单元和第二确定单元可以是两个独立的单元,也可以集成在一个确定单元中,该判断单元具有第一确定单元和第二确定单元的功能。本发明实施例对此不进行限制。
进一步的,如图15所示所述分组单元201还包括:
第二划分模块2013,用于所述基站根据所述第一小区内的用户设备之间的干扰信息将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
进一步的,所述装置还包括:
第二判断单元,用于判断所述第一用户组内是否存在至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰;
第三确定单元,用于当所述第二判断单元确定第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
第三判断单元,用于判断所述第三用户组内任意一个用户设备是否与所述第四用户组中任意一个用户设备之间都不存在干扰;
第四确定单元,用于当所述第三判断单元确定所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,所述基站确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
其中,需要说明的是,本发明实施例的第二判断单元和第三判断单元可以是两个独立的单元,也可以集成在一个判断单元中,该判断单元具有第二判断单元和第三判断单元的功能。
本发明实施例的第三确定单元和第四确定单元可以是两个独立的单元,也可以集成在一个确定单元中,该判断单元具有第三确定单元和第四确定单元的功能。
进一步的,所述装置还包括:
第一获取单元,用于所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
第一调整单元,用于:
若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下行频段不同;或者,
若第十三用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第十三用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第十四用户组的上行频段相同,所述第十三用户组中用户设备的下行频段与所述第十四用户组中用户设备的上行频段相同,则调整所述第十四用户组的上行频段和下行频段,使得所述第十四用户组的上行频段和所述第十三用户组的下行频段不同,且使得所述第十四用户组的下行频段和所述第十三用户组的上行频段不同,具体调整方式可以参见上述所述方式,本发明实施例在此不再赘述。
进一步的,所述装置还包括:
第二获取单元,用于获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
第二调整单元,用于:
若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下 行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区;或者,
若第十五用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十五用户组的下行频段与所述第一小区内的第十六用户组的上行频段相同,所述第十五用户组的上行频段与所述第一小区内的第十六用户组的下行频段相同,则将所述第十六用户组的调度时间调整为与所述第十五用户组的调度时间不同。其中,所述第十六用户组属于所述第一小区,所述第十五用户组属于所述第三小区。
进一步的,所述装置还包括:
发送单元,用于所述基站向第四小区的基站发送所述第一小区的配置信息,其中,所述第一小区的配置信息至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息。
如图16所示,本发明实施例还提供一种基站,所述基站用于执行以上方法中的基站所执行的步骤。所述基站可以包括相应步骤所对应的模块。示例的,包括:
分组单元301用于,基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
配置单元302用于,所述基站为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
本发明实施例提供的一种基站,基站通过分组单元将第一小区内的用户设备分为N个用户组,对每个用户组内的用户设备分别配置用于上行传输的上行频段和用于下行接收的下行频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内不同的用户设备同一工作频段的不同子频段同时提供上行传输服务和下行接收服务。
如图17所示,本发明实施例提供一种基站,该基站包括:处理器40、存储器41、系统总线42和通信接口43。
所述存储器41用于存储计算机执行指令,所述处理器40与所述存储器41通过所述系统总线42连接,当所述基站运行时,所述处理器40执行所述存储器41存储的所述计算机执行指令,以使所述基站执行如图3至图13任意之一所述的配置方法。具体的配置方法可参见上述如图3至图13任意之一所示的实施例中的相关描述,此处不再赘述。
本发明实施例提供的一种基站,基站通过分组单元将第一小区内的用户设备分为N个用户组,对每个用户组内的用户设备分别配置用于上行传输的上行频段和用于下行接收的下行频段,由于每个用户组内的用户设备之间存在干扰,当为同一个用户组的用户设备配置不同频段的上行频段和下行频段时,可以避免同一个用户组内用户设备的上行传输对用一个用户组内其他用户设备的下行接收造成的干扰,同时由于所述上行频段和所述下行频段为所述全双工系统工作频段的子频段,可以保证基站在全双工系统下为第一小区内不同的用户设备同一工作频段的不同子频段同时提供上行传输服务和下行接收服务。
本实施例还提供一种存储介质,该存储介质可以包括所述存储器41。
所述处理器40可以为CPU。所述处理器40还可以为其他通用处理器、DSP、ASIC、FPGA或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也 可以是任何常规的处理器等。
所述处理器40可以为专用处理器,该专用处理器可以包括基带处理芯片、射频处理芯片等中的至少一个。进一步地,该专用处理器还可以包括具有基站其他专用处理功能的芯片。
所述存储器41可以包括易失性存储器,例如随机存取存储器RAM;所述存储器41也可以包括非易失性存储器,例如只读存储器ROM,快闪存储器,HDD或SSD;所述存储器41还可以包括上述种类的存储器的组合。
所述系统总线42可以包括数据总线、电源总线、控制总线和信号状态总线等。本实施例中为了清楚说明,在图17中将各种总线都示意为系统总线42。
所述通信接口43具体可以是基站上的收发器。该收发器可以为无线收发器。例如,无线收发器可以是基站的天线等。所述处理器40通过所述通信接口43与其他设备,例如终端之间进行数据的收发。
在具体实现过程中,上述如图3至图13任意之一所示的方法流程中的各步骤均可以通过硬件形式的处理器40执行存储器41中存储的软件形式的计算机执行指令实现。为避免重复,此处不再赘述。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,仅以上述各功能模块的划分进行举例说明,实际应用中,可以根据需要而将上述功能分配由不同的功能模块完成,即将装置的内部结构划分成不同的功能模块,以完成以上描述的全部或者部分功能。上述描述的系统,装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统,装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述模块或单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开 的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本发明各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。上述集成的单元可以采用软件功能单元的形式实现。
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)或处理器执行本发明各个实施例所述方法的全部或部分步骤。所述存储介质是非短暂性(英文:non-transitory)介质,包括:快闪存储器、移动硬盘、只读存储器、随机存取存储器、磁碟或者光盘等各种可以存储程序代码的介质。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,仅以上述各功能模块的划分进行举例说明,实际应用中,可以根据需要而将上述功能分配由不同的功能模块完成,即将装置的内部结构划分成不同的功能模块,以完成以上描述的全部或者部分功能。上述描述的系统,装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
最后应说明的是:以上实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的精神和范围。

Claims (20)

  1. 一种配置方法,其特征在于,应用于全双工系统,所述方法包括:
    基站将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
    所述基站为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
  2. 根据权利要求1所述的配置方法,其特征在于,所述N个用户组包括第一用户组和第二用户组,且所述第一用户组中的用户设备和所述第二用户组中的用户设备之间存在干扰;
    所述基站为所述第一用户组和所述第二用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段为:
    将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
  3. 根据权利要求1或者2所述的配置方法,其特征在于,所述N个用户组包括第三用户组和第四用户组,且所述第三用户组中的用户设备和所述第四用户组中的用户设备之间不存在干扰;
    所述基站为所述第三用户组和所述第四用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段为:
    将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
  4. 根据权利要求1-3任一项所述的配置方法,其特征在于,所述基站将第一小区内的用户设备分为N个用户组,包括:
    基站获取所述第一小区内用户设备的地理位置信息;
    所述基站根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
  5. 根据权利要求4所述的配置方法,其特征在于,
    当所述第一用户组和所述第二用户组相邻时,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;或者,
    当所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
  6. 根据权利要求3所述的配置方法,其特征在于,所述基站将第一小区内的用户设备分为N个用户组,包括:
    基站根据所述第一小区内的用户设备之间的干扰信息将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
  7. 根据权利要求6所述的配置方法,其特征在于,
    当所述第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
    当所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,所述基站确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
  8. 根据权利要求1-7任一项所述的配置方法,其特征在于,所述方法还包括:
    所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
    若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
    若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下行频段不同。
  9. 根据权利要求1-7任一项所述的配置方法,其特征在于,所述方法还包括:
    所述基站获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
    若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
    若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区。
  10. 根据权利要求1-7任一项所述的配置方法,其特征在于,所述方法还包括:
    所述基站向第四小区的基站发送所述第一小区的配置信息,其中,所述第一小区的配置信息至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息。
  11. 一种配置装置,其特征在于,应用于全双工系统,所述装置包括:
    分组单元,用于将第一小区内的用户设备分为N个用户组,所述N为大于等于2的正整数,其中,所述N个用户组中每个用户组内的用户设备之间存在干扰;所述存在干扰指一个用户设备在进行上行传输时,会对另一个用户设备同时同频进行的下行接收造成干扰;
    配置单元,用于为所述N个用户组中每个用户组的用户设备配置用于上行传输的上行频段和用于下行接收的下行频段,其中,同一个用户组的所述上行频段和所述下行频段不同,且所述上行频段和所述下行频段为所述全双工系统工作频段的子频段。
  12. 根据权利要求11所述的配置装置,其特征在于,所述N个用户组包括第一用户组和第二用户组,且所述第一用户组中的用户设备和所述第二用户组中的用户设备之间存在干扰;
    所述配置单元具体用于:
    将所述第一用户组的上行频段和所述第二用户组的下行频段配置为不同的频段,以及将所述第一用户组的下行频段和所述第二用户组的上行频段配置为不同的频段。
  13. 根据权利要求11或者12所述的配置装置,其特征在于,所述N个用户组包括第三用户组和第四用户组,且所述第三用户组中的用户设备和所述第四用户组中的用户设备之间不存在干扰;
    所述配置单元还用于:
    将所述第三用户组的上行频段和所述第四用户组的下行频段配置为相同的频段,以及将所述第三用户组的下行频段和所述第四用户组的上行频段配置为相同的频段。
  14. 根据权利要求11-13任一项所述的配置装置,其特征在于,所述分组单元,包括:
    第一获取模块,用于获取所述第一小区内用户设备的地理位置信息;
    第一划分模块,用于根据所述用户设备的地理位置信息,将所述第一小区内的用户设备分为N个用户组。
  15. 根据权利要求14所述的配置装置,其特征在于,所述装置还包括:
    第一判断单元,用于判断所述第一用户组和所述第二用户组是否相邻;
    第一确定单元,用于当所述第一判断单元确定第一用户组和所述第二用户组相邻时,确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
    第二确定单元,用于当所述第一判断单元确定所述第三用户组和所述第四用户组不相邻时,所述基站确定所述第三用户组和所述第四用户组之间不存在干扰。
  16. 根据权利要求13所述的配置装置,其特征在于,所述分组单元,包括:
    第二划分模块,用于根据所述第一小区内的用户设备之间的干扰信 息将所述用户设备分为N个用户组,其中,同一个用户组的任意一个用户设备,和所述同一个用户组的至少一个用户设备之间存在干扰。
  17. 根据权利要求16所述的配置装置,其特征在于,所述装置还包括:
    第二判断单元,用于判断所述第一用户组内是否存在至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰;
    第三确定单元,用于当所述第二判断单元确定第一用户组内至少一个用户设备与所述第二用户组内至少一个用户设备之间存在干扰,所述基站确定所述第一用户组的用户设备和所述第二用户组的用户设备之间存在干扰;
    第三判断单元,用于判断所述第三用户组内任意一个用户设备是否与所述第四用户组中任意一个用户设备之间都不存在干扰;
    第四确定单元,用于当所述第三判断单元确定所述第三用户组内任意一个用户设备与所述第四用户组中任意一个用户设备之间都不存在干扰,确定所述第三用户组的用户设备和所述第四用户组的用户设备之间不存在干扰。
  18. 根据权利要求11-17任一项所述的配置装置,其特征在于,所述装置还包括:
    第一获取单元,用于所述基站获取第二小区的配置信息,所述第二小区的配置信息至少包括所述第二小区内与所述第一小区存在干扰的用户组的上行频段和下行频段,其中,所述第二小区为所述第一小区的相邻小区;
    第一调整单元,用于:
    若第五用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第五用户组的上行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第六用户组的下行频段相同,则调整所述第六用户组的下行频段,使得所述第六用户组的下行频段和所述第五用户组的上行频段不同;或者,
    若第七用户组属于所述第二小区内与所述第一小区存在干扰的用户组,且所述第七用户组的下行频段和所述第一小区内与所述第二小区存在干扰的用户组中的第八用户组的上行频段相同,则调整所述第八用户组的上行频段,使得所述第八用户组的上行频段和所述第七用户组的下 行频段不同。
  19. 根据权利要求11-17任一项所述的配置装置,其特征在于,所述装置还包括:
    第二获取单元,用于获取第三小区的配置信息,所述第三小区的配置信息至少包括所述第三小区内与所述第一小区存在干扰的用户组的上行频段、下行频段和时间调度信息;其中,所述第三小区为所述第一小区的相邻小区;
    第二调整单元,用于:
    若第九用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第九用户组的上行频段与所述第一小区内的第十用户组的下行频段相同,则将所述第十用户组的调度时间调整为与所述第九用户组的调度时间不同,其中,所述第九用户组属于所述第三小区,所述第十用户组属于所述第一小区;或者,
    若第十一用户组属于所述第三小区内与所述第一小区存在干扰的用户组,且所述第十一用户组的下行频段与所述第一小区内的第十二用户组的上行频段相同,则将所述第十二用户组的调度时间调整为与所述第十一用户组的调度时间不同,其中,所述第十二用户组属于所述第一小区,所述第十一用户组属于所述第三小区。
  20. 根据权利要求11-17任一项所述的配置装置,其特征在于,所述装置还包括:
    发送单元,用于所述基站向第四小区的基站发送所述第一小区的配置信息,其中,所述第一小区的配置信息至少包括所述第一小区内与所述第四小区存在干扰的用户组的上行频段、下行频段以及时间调度信息。
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