CN108810995A - Communication means, the network equipment and user equipment - Google Patents

Communication means, the network equipment and user equipment Download PDF

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Publication number
CN108810995A
CN108810995A CN201710299259.4A CN201710299259A CN108810995A CN 108810995 A CN108810995 A CN 108810995A CN 201710299259 A CN201710299259 A CN 201710299259A CN 108810995 A CN108810995 A CN 108810995A
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China
Prior art keywords
search space
resource
specific
public search
public
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CN201710299259.4A
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CN108810995B (en
Inventor
李俊超
唐浩
汪凡
唐臻飞
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201710299259.4A priority Critical patent/CN108810995B/en
Priority to PCT/CN2018/085000 priority patent/WO2018196866A1/en
Publication of CN108810995A publication Critical patent/CN108810995A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H04W28/20—Negotiating bandwidth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

Abstract

This application provides a kind of communication means, the network equipment and user equipment, this method includes：The network equipment determines the specific search space resources of UE according to the maximum bandwidth and public search space resource of user equipment (UE)；The network equipment sends configuration information to the UE, and the configuration information is used to indicate the specific search space resources of the UE.In the application, by being that UE configures the specific search space resources of UE according to the maximum bandwidth and public search space resource of UE so that UE can monitor public search space and the specific search spaces UE simultaneously.

Description

Communication means, the network equipment and user equipment
Technical field
This application involves the communications fields, and more particularly, to communication means, the network equipment and user equipment.
Background technology
In long term evolution (Long Term Evolution, LTE), public search space resource is predefined, user Equipment (User Equipment, UE) specific search space resource is predefined or is configured based on network side.Due to Minimum UE bandwidth abilities in LTE in cell are not less than system bandwidth, i.e. the bandwidth of operation of UE is system bandwidth, at this time all UE Public search space and the specific search spaces UE can be monitored simultaneously.
In the 5th generation network (5th Generation, 5G) newly eats dishes without rice or wine (New Radio, NR), system bandwidth and LTE systems System bandwidth in system is different, if continued to use, existing scheme is predefined or the specific search spaces configuration UE, may cause UE without Method monitors public search space and the specific search spaces UE simultaneously.
Invention content
A kind of communication means of the application offer, the network equipment and user equipment so that UE can monitor common search simultaneously Space and the specific search spaces UE.
In a first aspect, a kind of communication means is provided, the method includes：
The network equipment determines the specific search spaces UE according to the maximum bandwidth and public search space resource of user equipment (UE) Resource；
The network equipment sends configuration information to the UE, and it is empty that the configuration information is used to indicate the specific search of the UE Between resource.
Wherein, public search space resource and the specific search space resources of UE refer both to frequency domain resource.
Optionally, the corresponding configuration parameter of the public search space resource and the specific search space resources of the UE correspond to Configuration parameter it is identical.Wherein, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time unit At least one of parameters such as length, the symbolic number of symbol lengths and transmission time unit.It should be understood that configuration parameter can also claim For set of system parameters or other titles, it is not limited in the embodiment of the present invention.
It should be noted that the maximum bandwidth of UE is less than or equal to the maximum bandwidth that UE can be supported.In other words, UE here Maximum bandwidth is UE or the maximum bandwidth that UE is supported it is expected in base station, and the maximum bandwidth that UE can be supported is that UE is theoretically capable of providing Maximum bandwidth (also referred to as UE maximum bandwidth capabilities).For example, the maximum bandwidths that can support of UE be equal to radio frequency transmission bandwidth with Minimum value in Base-Band Processing bandwidth, i.e. UE maximum bandwidth capability=min (radio frequency bandwidth ability, base band processing capacity), wherein Min () indicates to take the minimum value in ().
By being that UE configures the specific search space resources of UE according to the maximum bandwidth and public search space resource of UE so that UE can monitor public search space and the specific search spaces UE simultaneously.
UE is adopted using public search space detection common downlink control information and/or the specific Downlink Control Information of UE The specific Downlink Control Information of UE is detected with the specific search spaces UE.
The common downlink control information is by public wireless network temporary identifier (Radio Network Temporary Identity, RNTI) scrambled Downlink Control Information.Wherein, the public RNTI is that predefined or network is set The standby common parameter for being allocated to cell whole UE or one group of UE, including system message radio network temporary identifier (System Information Radio Network Temporary Identifier, SI-RNTI), pager wireless net network temporary identifier (Paging Radio Network Temporary Identify, P-RNTI), random access radio network temporary identifier (Random Access Radio Network Temporary Identify, RA-RNTI) etc..
The specific Downlink Control Information of UE is by UE ad hoc wireless networks temporary identifier (Radio Network Tempory Identity, RNTI) scrambled Downlink Control Information.Wherein, the specific RNTI of the UE give for network equipments configuration The parameter of particular UE in cell, including Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (Cell Radio Network Temporary Identifier, C-RNTI), the C-RNTI (Semi- of interim C-RNTI (Temporary C-RNTI), semi-persistent scheduling Persistent Scheduling C-RNTI, SPS C-RNTI) etc..
Optionally, the public search space resource can be by Master Information Block (Master Information Block, MIB) configuration, or by initial access information implicit instruction.Wherein, it can be synchronous letter to be initially accessed information The running time-frequency resource of number (Synchronization Signal, SS) block, synchronizing signal block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS) can also include MIB.
Optionally, can also common search implicitly be indicated (such as the running time-frequency resource of synchronous block) by initial access information Then one or more candidate resources of space resources indicate a candidate in the one or more candidate resource by MIB Resource is as the public search space resource.
Optionally, the network equipment sends configuration information to the UE, including：
The network equipment sends wireless heterogeneous networks (Radio Resource Control, RRC) signaling to the UE, The RRC signaling includes the configuration information.That is, the network equipment can be that UE is specific searches for UE configurations by RRC signaling Rope space resources.
In some possible realization methods, the specific search space resources of UE and the public search space resource exist Total bandwidth on frequency domain is less than or equal to the maximum bandwidth of the UE.
It should be understood that the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain refer to Be：Bandwidth, public search space resource bandwidth on frequency domain of the specific search space resources of UE on frequency domain And the specific search space resources of UE and interval bandwidth of the public search space resource on frequency domain.
For example, what the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain referred to It is：The highest resource block (Resource Block, RB) of the specific search space resources of UE is provided with the public search space The specific search space moneys of the highest RB and the UE of the quantity of RB between the minimum RB in source or the public search space resource The quantity of RB between the minimum RB in source.
In some possible realization methods, the serial number of the center RB of the specific search space resources of UE with it is described public The serial number of the minimum RB of search space resource meets following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,It is empty for the specific search of the UE Between resource center RB serial number, w be transmission bandwidth corresponding RB of the public search space resource on frequency domain quantity, V is the quantity of the RB of transmission bandwidth of the specific search space resources of the UE on frequency domain, and the maximum bandwidth that W is the UE corresponds to RB quantity, v≤W, and when v is even number, the center RB of the specific search space resources of UE, which is that the UE is specific, to be searched The v/2+1 RB in the corresponding RB of transmission bandwidth of the rope space resources on frequency domain.
W, v can be configuration or predefined,It can be predefined or configured by MIB.
Optionally, if v is even number, and the center RB of the specific search space resources of the UE is the transmission belt on frequency domain The v/2 RB in wide corresponding RB, the then serial number of the minimum RB of the public search space resource and the specific search of the UE The serial number of the center RB of space resources meets following relational expression：
Optionally, the serial number of the minimum RB of the specific search space resources of the UEWith the public search space resource Minimum RB serial numberMeet following relational expression：
Optionally, the serial number of the highest RB of the specific search space resources of the UEWith the public search space resource Minimum RB serial numberMeet following relational expression：
Relevant parameter in relational expression (2), (3) and (4) can be no longer superfluous herein with the associated description of referring-to relation formula (1) It states.
In some possible realization methods, the public search space resource is the specific search space resources of the UE Subset.It is configured so that and can guarantee that the UE of different maximum bandwidths can monitor public search space simultaneously and the specific search of UE is empty Between.
In some possible realization methods, bandwidth of the public search space resource on frequency domain is less than or equal to small Minimum value in the maximum bandwidth of multiple UE in area.For example, bandwidth of the public search space resource on frequency domain is less than Or equal to the minimum value in the maximum bandwidth of UE or one group of UE of whole in cell.It can ensure that these UE in cell can in this way Enough monitor public search space resource.
In some possible realization methods, according to the maximum bandwidth of user equipment (UE) and public searched in the network equipment Rope space resources is determined as before the specific search space resources of UE of the UE configurations, and the method further includes：
The network equipment receives the instruction information that the UE is reported, and the instruction information is used to indicate the maximum of the UE Bandwidth.
In some possible realization methods, the public search space resource includes synchronizing signal block, described public to search The serial number of the center RB of rope space resources and the serial number of the minimum RB of the synchronizing signal block meet following relational expression：
Wherein,For the serial number of the minimum RB of the synchronizing signal block,For in the public search space resource The serial number of heart RB, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w is described public searches The quantity of the corresponding RB of transmission bandwidth of the rope space resources on frequency domain, m be the synchronizing signal block RB quantity, w≤ Wmin, and when w is even number, the center RB of the public search space resource is the public search space resource in frequency domain On the corresponding RB of transmission bandwidth in the w/2+1 RB.W can be configuration or it is predefined, m andCan be pre- Definition.
In such manner, it is possible to ensure that UE can monitor public search space and synchronizing signal block simultaneously.
Optionally, if w is even number, and the center RB of the public search space resource provides for the public search space The w/2 RB in the corresponding RB of transmission bandwidth of the source on frequency domain, the then sequence of the center RB of the public search space resource Number meet following relational expression with the serial number of the minimum RB of the synchronizing signal block：
Optionally, the serial number of the minimum RB of the public search space resourceWith the minimum RB of the synchronizing signal block Serial numberMeet following relational expression：
Optionally, the serial number of the highest RB of the public search space resourceWith the minimum RB of the synchronizing signal block Serial numberMeet following relational expression：
Relevant parameter in relational expression (6), (7) and (8) can be no longer superfluous herein with the associated description of referring-to relation formula (5) It states.
Second aspect provides a kind of communication means, the method includes：
User equipment (UE) receives the configuration information that the network equipment is sent, and the configuration information is used to indicate to be configured for the UE The specific search space resources of UE, the specific search space resources of UE are empty according to the maximum bandwidth and common search of the UE Between resource determine；
The UE is according to the configuration information using the specific downlink control letters of the specific search space resources measurement UE of the UE Breath.
UE can monitor public search space simultaneously according to the specific search space resources of UE that network side configures and UE is specific Search space.
Optionally, the corresponding configuration parameter of the public search space resource and the specific search space resources of the UE correspond to Configuration parameter it is identical.Wherein, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time unit At least one of parameters such as length, the symbolic number of symbol lengths and transmission time unit.It should be understood that configuration parameter can also claim For set of system parameters or other titles, it is not limited in the embodiment of the present invention.
Wherein, the transmission time unit can be that the times such as time slot, time slot polymerization, mini-slot or mini-slot polymerization are single Member, the embodiment of the present invention do not limit this.
In some possible realization methods, the specific search space resources of UE and the public search space resource exist Total bandwidth on frequency domain is less than or equal to the maximum bandwidth of the UE.
In some possible realization methods, the serial number of the center RB of the specific search space resources of UE with it is described public The serial number of the minimum RB of search space resource meets following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,It is empty for the specific search of the UE Between resource center RB serial number, w be the corresponding RB of public search space resource transmission bandwidth on frequency domain quantity, v For the quantity of the corresponding RB of the specific search space resource transmission bandwidths on frequency domain of the UE, W is the maximum bandwidth pair of the UE The quantity of the RB answered, v≤W, and when v is even number, the center RB of the specific search space resources of UE is that the UE is specific The v/2+1 RB in the corresponding RB of transmission bandwidth of the search space resource on frequency domain.
W, v can be configuration or predefined,It can be predefined or configured by MIB.
Optionally, if v is even number, and the center RB of the specific search space resources of the UE is that the specific search of the UE is empty Between the v/2 RB in the corresponding RB of transmission bandwidth of the resource on frequency domain, the then minimum RB of the public search space resource The serial number of center RB of serial number and the specific search space resources of the UE meet following relational expression：
Optionally, the serial number of the minimum RB of the public search space resourceWith the specific search space resources of the UE Minimum RB serial numberMeet following relational expression：
Optionally, the serial number of the minimum RB of the public search space resourceWith the specific search space resources of the UE Highest RB serial numberMeet following relational expression：
Relevant parameter in relational expression (2), (3) and (4) can be no longer superfluous herein with the associated description of referring-to relation formula (1) It states.
In some possible realization methods, the public search space resource is the specific search space resources of the UE Subset.It is configured so that and can guarantee that the UE of different maximum bandwidths can monitor public search space simultaneously and the specific search of UE is empty Between.
In some possible realization methods, bandwidth of the public search space resource on frequency domain is less than or equal to small Minimum value in the maximum bandwidth of multiple UE in area.For example, bandwidth of the public search space resource on frequency domain is less than Or equal to the minimum value in the maximum bandwidth of UE or one group of UE of whole in cell.It can ensure these all UE in cell in this way Public search space resource can be monitored.
In some possible realization methods, the method further includes：
The UE sends instruction information to the network equipment, and the instruction information is used to indicate the maximum belt of the UE It is wide.
In some possible realization methods, the public search space resource includes synchronizing signal block, described public to search The serial number of the center RB of rope space resources and the serial number of the minimum RB of the synchronizing signal block meet following relational expression：
Wherein,For the serial number of the minimum RB of the synchronizing signal block,For in the public search space resource The serial number of heart RB, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w is described public searches The quantity of the corresponding RB of transmission bandwidth of the rope space resources on frequency domain, m be the synchronizing signal block RB quantity, w≤ Wmin, and when w is even number, the center RB of the public search space resource is the public search space resource in frequency domain On the corresponding RB of transmission bandwidth in the w/2+1 RB.W can be configuration or it is predefined, m andCan be pre- Definition.
Optionally, if w is even number, and the center RB of the public search space resource provides for the public search space The w/2 RB in the corresponding RB of transmission bandwidth of the source on frequency domain, the then sequence of the center RB of the public search space resource Number meet following relational expression with the serial number of the minimum RB of the synchronizing signal block：
Optionally, the serial number of the minimum RB of the public search space resourceWith the minimum RB of the synchronizing signal block Serial numberMeet following relational expression：
Optionally, the serial number of the highest RB of the public search space resourceWith the minimum RB of the synchronizing signal block Serial numberMeet following relational expression：
Relevant parameter in relational expression (6), (7) and (8) can be no longer superfluous herein with the associated description of referring-to relation formula (5) It states.
The third aspect provides a kind of communication means, the method includes：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE Maximum bandwidth, then the public search space resource and the UE specific search space resources are monitored when the UE differences；Or Person,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE do not support it is more Parameter parallel transmission is configured, then monitors the public search space resource and the UE specific search space moneys when the UE differences Source.
The embodiment of the present invention is suitable for big bandwidth or the scene of multi-configuration parameter parallel transmission, can support different abilities UE blind examination common downlinks control information and the specific Downlink Control Information of UE, contribute to the number for the UE blind examinations for reducing different abilities.
The common downlink control information is by public wireless network temporary identifier (Radio Network Temporary Identity, RNTI) scrambled Downlink Control Information.Wherein, the public RNTI includes that system message is wireless Network Temporary Identifier (System Information Radio Network Temporary Identifier, SI-RNTI), Pager wireless net network temporary identifier (Paging Radio Network Temporary Identify, P-RNTI), random access Radio network temporary identifier (Random Access Radio Network Temporary Identify, RA-RNTI) etc..
The specific Downlink Control Information of UE is by UE ad hoc wireless networks temporary identifier (Radio Network Temporary Identity, RNTI) scrambled Downlink Control Information.Wherein, the specific RNTI of the UE include cell wireless network Network temporary identifier (Cell Radio Network Temporary Identifier, C-RNTI), interim C-RNTI C-RNTI (Semi-Persistent the Scheduling C-RNTI, SPS of (Temporary C-RNTI), semi-persistent scheduling C-RNTI) etc..
Optionally, the public search space resource can be by Master Information Block (Master Information Block, MIB) configuration, or by initial access information implicit instruction.Wherein, it can be synchronous letter to be initially accessed information The running time-frequency resource of number (Synchronization Signal, SS) block, synchronizing signal block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS) can also include MIB.
Optionally, can also common search implicitly be indicated (such as the running time-frequency resource of synchronous block) by initial access information Then one or more candidate resources of space resources indicate a candidate in the one or more candidate resource by MIB Resource is as the public search space resource.
Optionally, the corresponding configuration parameter of the public search space resource can be predefined or be referred to by MIB Show.
Optionally, the specific search space resources of the UE can be by wireless heterogeneous networks (Radio Resource Control, RRC) signal deployment, the corresponding configuration parameter of the UE specific search space resources can also be to be believed by RRC Enable configuration.
Wherein, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time element length, symbol At least one of parameters such as number length and the symbolic number of transmission time unit.It should be understood that configuration parameter can also be known as system Parameter sets or other titles, it is not limited in the embodiment of the present invention.
The transmission time unit can be the time quantums such as time slot, time slot polymerization, mini-slot or mini-slot polymerization, this hair Bright embodiment does not limit this.
In some possible realization methods, whens UE differences, monitors the public search space resource and the UE is special Determine search space resource, including：
The UE uses the specific downlink controls of the first UE of public search space resources measurement in the first transmission time unit Information and common downlink processed control information, and the specific search space resources measurements of the UE second are used in the second transmission time unit The specific Downlink Control Information of UE；
Alternatively,
The UE is controlled in transmission time unit using the specific downlinks of UE described in the specific search space resources measurements of the UE Information only detects the common downlink using the public search space resource in the second transmission time unit and controls information；
Wherein, the first transmission time unit is different from the second transmission time unit.
The embodiment of the present invention pair the first transmission time unit and the time sequencing of the second transmission time unit do not limit.
The specific Downlink Control Information of first UE and the specific Downlink Control Information of the 2nd UE can it is identical can also Difference, the embodiment of the present invention also do not limit this.
In some possible realization methods, the method further includes：
The UE reports instruction information to the network equipment, the instruction information be used to indicate the UE maximum bandwidth and/ Or whether the UE supports multi-configuration parameter parallel transmission.
For example, the UE can send the instruction information by targeting sequencing or random accessing message 3 (Msg3).
Fourth aspect provides a kind of communication means, the method includes：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE Maximum bandwidth, then the network equipment the first transmission time unit using the public search space resource send the first UE it is specific Downlink Control Information and common downlink control information, are sent out using the specific search space resources of the UE in the second transmission time unit The second common downlink is sent to control information, alternatively, the network equipment uses the specific search spaces the UE in the first transmission time unit Resource sends the specific Downlink Control Information of UE, public using public search space resource transmission in the second transmission time unit Downlink Control Information, the first transmission time unit are different from the second transmission time unit；
Alternatively,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE do not support it is more Parameter parallel transmission is configured, then the network equipment sends first in the first transmission time unit using the public search space resource The specific Downlink Control Information of UE and common downlink control information, and the specific search spaces the UE are used in the second transmission time unit Resource sends the second common downlink and controls information, alternatively, the network equipment is searched in the first transmission time unit using the UE is specific Rope space resources sends the specific Downlink Control Information of UE, is sent out using the public search space resource in the second transmission time unit Common downlink is sent to control information；
Wherein, the first transmission time unit is different from the second transmission time unit.
The specific Downlink Control Information of first UE and the specific Downlink Control Information of the 2nd UE can it is identical can also Difference, it is not limited in the embodiment of the present invention.
In some possible realization methods, the method further includes：
The network equipment receives the instruction information that the UE is reported, and the instruction information is used to indicate the maximum of the UE Whether bandwidth and/or the UE support multi-configuration parameter parallel transmission.
5th aspect, provides a kind of communication means, the method includes：
If the total bandwidth of the first public search space resource and the second public search space resource on frequency domain is more than UE's Maximum bandwidth, then UE Transmission systems in random access response (Random Access Response, RAR) time window disappear On the transmission time unit of breath information and second is controlled using the first common downlink of the first public search space resources measurement Common downlink controls information, and does not use described the on the transmission time unit of Transmission system message in the RAR time windows Second common downlink described in two common search resources measurements controls information；Alternatively,
If the total bandwidth of the first public search space resource and the second public search space resource on frequency domain is less than or waits In the maximum bandwidth of UE, the first public search space resource and the corresponding configuration ginseng of the second public search space resource Number is different, and the UE does not support multi-configuration parameter parallel transmission, then the biography of UE Transmission system message in RAR time windows The first common downlink control information described in the first public search space resources measurement and described the are used on defeated time quantum Two common downlinks control information, and in the RAR time windows not on the transmission time unit of Transmission system message using described Second common downlink described in second public search space resources measurement controls information；Alternatively,
If bandwidth of the first public search space resource on frequency domain is less than or equal to the maximum bandwidth of UE, second public searches Band of the rope space resources on frequency domain is wider than the maximum bandwidth or the first public search space resource and second public of UE It is total to the corresponding configuration parameter difference of search space resource and the UE does not support the second public search space resource corresponding Configure parameter, then the UE be used only the first public search space resources measurement described in the first common downlink control information and Second common downlink controls information；Alternatively,
In the case of other, the UE uses the first common downlink of the first public search space resources measurement control letter Breath, and control information using the second common downlink of the second public search space resources measurement.
Other described situations include：First public search space resource and the second public search space resource are on frequency domain Total bandwidth is less than or equal to the maximum bandwidth of UE.
Wherein, the first common downlink control information includes the Downlink Control Information for dispatching system message, described Second common downlink control information includes the Downlink Control Information for dispatching the UE RAR.
The first public search space resource is used for transmission the first common downlink control information and/or the second common downlink Information is controlled, the second public search space resource is used for transmission the second common downlink control information.
The embodiment of the present invention is suitable for big bandwidth or the scene of multi-configuration parameter parallel transmission, can support different abilities UE blind examination common downlinks control information.
Optionally, the first public search space resource can be configured by MIB, or believed by being initially accessed Cease implicit instruction.Wherein, be initially accessed information can be synchronizing signal (Synchronization Signal, SS) block when Frequency resource, synchronizing signal block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS), Can also include MIB.
Optionally, it can also implicitly indicate that first is public (such as the running time-frequency resource of synchronous block) by initial access information Then one or more candidate resources of search space resource indicate one in the one or more candidate resource by MIB Candidate resource is as the first public search space resource.
Optionally, the corresponding configuration parameter of the first public search space resource can be predefined or pass through MIB instructions.
Optionally, the second public search space resource can be configured by system message.It optionally, can be with Implicitly indicated (such as the running time-frequency resource of synchronous block) by initial access information one of the second public search space resource or Multiple candidate resources, then indicate that a candidate resource in the one or more candidate resource is used as by system message described in Second public search space resource.
In some possible realization methods, the corresponding configuration parameter of the second public search space resource can be given tacit consent to Configuration parameter corresponding with the first public search space is identical.
In some possible realization methods, it is corresponding that the second public space searching resource can be configured by system message Configure parameter.Optionally, the second public search space resource and the corresponding configuration parameter of the first public search space resource can be with It is different.For example, the first public search space resource corresponds to the first configuration parameter, the second public search space corresponds to the second configuration ginseng Number.
Wherein, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time element length, symbol At least one of parameters such as number length and the symbolic number of transmission time unit.It should be understood that configuration parameter can also be known as system Parameter sets or other titles, it is not limited in the embodiment of the present invention.
It should be understood that the first public search space resource includes synchronizing signal block, the first public search space money The serial number of the center RB in source and the serial number of the minimum RB of the synchronizing signal block meet following relationship：
Wherein,For the serial number of the minimum RB of the synchronizing signal block,It is provided for first public search space The serial number of the center RB in source, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w1It is described The quantity of the corresponding RB of transmission bandwidth of the public search space resource on frequency domain, m are the quantity of the RB of the synchronizing signal block, w1≤Wmin, and when w is even number, the center RB of the first public search space resource is that first common search is empty Between w in the corresponding RB of transmission bandwidth of the resource on frequency domain1/ 2+1 RB.
w1Can be configuration or it is predefined, m andCan be predefined.
Optionally, if w1For even number, and the center RB of the first public search space resource is described first public W in the corresponding RB of transmission bandwidth of the search space resource on frequency domain1/ 2 RB, then first public search space money The serial number of the center RB in source and the serial number of the minimum RB of the synchronizing signal block meet following relational expression：
Optionally, the serial number of the minimum RB of the first public search space resourceWith the synchronizing signal block The serial number of minimum RBMeet following relational expression：
Optionally, the serial number of the highest RB of the first public search space resourceWith the synchronizing signal block The serial number of minimum RBMeet following relational expression：
Relevant parameter in relational expression (10), (11) and (12) can be with the associated description of referring-to relation formula (9), herein no longer It repeats.
The second public search space resource may include synchronizing signal block, can not also include synchronizing signal block.
In some possible realization methods, the second public search space resource does not include synchronizing signal block, described Minimum RB, center RB or the highest RB of second public search space resource can be any one RB in system descending bandwidth, institute In the maximum bandwidth for stating multiple UE that the subband that the second public search space resource occupies on frequency domain is less than or equal to cell Minimum value Wmin。
The serial number of the minimum RB of the second public search space resource meets following relationship：
Alternatively, the serial number of the center RB of the second public search space resource meets following relationship：
Alternatively, the serial number of the highest RB of the second public search space resource meets following relationship：
Wherein,For the serial number of the minimum RB of the second public search space resource,It is public for described second The serial number of the center RB of search space resource altogether,For the serial number of the highest RB of the second public search space resource, w2 The quantity of the RB of the subband occupied on frequency domain for the second public search space resource,For the number of the RB of downlink bandwidth Amount, the downlink bandwidth can be the bandwidth of system, can also be the bandwidth of one section of frequency band.
In some possible realization methods, the first public search space resource and second public search space Resource shares partial-band on frequency domain.
In some possible realization methods, the first public search space resource and second public search space It is orthogonal on frequency domain.
In some possible realization methods, the second public search space resource does not include synchronizing signal block, described Minimum RB, center RB or the highest RB of second public search space resource can be any one RB in system descending bandwidth.It can The overhead bit Y of selection of land, the second common downlink control information meets following relational expression：
IfThen
IfThen
Wherein, LmaxThe maximum quantity of the RB of the subband occupied on frequency domain for the second public search space resource,For the quantity of the corresponding RB of system descending bandwidth.
6th aspect, provides a kind of communication means, the method includes：
If the total bandwidth of the first public search space resource and the second public search space resource on frequency domain is more than UE's Maximum bandwidth, then the network equipment used on the transmission time unit of Transmission system message in random access response RAR time windows The first public search space resource sends the first common downlink control information and the second common downlink controls information, and in institute It states and sends described the using the second common search resource on the transmission time unit of not Transmission system message in RAR time windows Two common downlinks control information；Alternatively,
If the bandwidth of the first public search space resource and the second public search space resource on frequency domain is less than or equal to The maximum bandwidth of UE, the first public search space resource and the corresponding configuration parameter of the second public search space resource Difference, and the UE does not support multi-configuration parameter parallel transmission, the then biography of network equipment Transmission system message in RAR time windows On defeated time quantum using the first public search space resource send the first common downlink control information and second it is public under Row control information, and it is not public using described second on the transmission time unit of Transmission system message in the RAR time windows Search space resource sends second common downlink and controls information；Alternatively,
If bandwidth of the first public search space resource on frequency domain is less than or equal to the maximum bandwidth of UE, second public searches Band of the rope space resources on frequency domain is wider than the maximum bandwidth or the first public search space resource and second public of UE Resource corresponding configuration parameter in search space is different and the UE does not support the second public search space resource is corresponding to match Parameter is set, then the network equipment is used only the first public search space resource and sends the first common downlink control information and second Common downlink controls information；Alternatively,
In the case of other, the network equipment sends the first common downlink control letter using the first public search space resource Breath, and send the second common downlink using the second public search space resource and control information.
Other described situations include：First public search space resource and the second public search space resource are on frequency domain Total bandwidth is less than or equal to the maximum bandwidth of UE.
Wherein, the first common downlink control information includes the Downlink Control Information for dispatching system message, described Second common downlink control information includes the Downlink Control Information for dispatching the UE RAR.
The first public search space resource is used for transmission the first common downlink control information and/or the second common downlink Information is controlled, the second public search space resource is used for transmission the second common downlink control information.
The embodiment of the present invention is suitable for big bandwidth or the scene of multi-configuration parameter parallel transmission, can support different abilities UE blind examination common downlinks control information.
Optionally, the network equipment can be that UE configures the first public search space resource, Huo Zhesuo by MIB The first public search space resource can also implicitly be indicated by the initial access information of transmission by stating the network equipment.Its In, it is initially accessed the running time-frequency resource that information can be synchronizing signal (Synchronization Signal, SS) block, synchronizing signal Block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS), can also include MIB.
Optionally, the network equipment can also be by being initially accessed information (such as the running time-frequency resource of synchronous block) to UE It implicitly indicates one or more candidate resources of the first public search space resource, is then indicated to UE by the MIB of transmission A candidate resource in the one or more candidate resource is as the first public search space resource.
Optionally, the network equipment can be that UE configurations the first public search space resource is corresponding by MIB Configure parameter.
Optionally, the network equipment can be that UE configures the second public search space resource by system message, Alternatively, the network equipment can also implicitly indicate that second public search space provides by being initially accessed information to UE Source.
Optionally, the network equipment can also be by the initial access information of transmission (as the time-frequency of synchronous block provides Source) one or more candidate resources that the second public search space resource is implicitly indicated to UE, then pass through the system of transmission Message indicates a candidate resource in the one or more candidate resource as the second public search space resource to UE.
In some possible realization methods, the corresponding configuration parameter of the second public search space resource can be given tacit consent to Configuration parameter corresponding with the first public search space is identical.
In some possible realization methods, the network equipment can be that UE the second public spaces of configuration are searched by system message The corresponding configuration parameters of Suo Ziyuan.Optionally, the second public search space resource and the first public search space resource are corresponding Configuring parameter can be different.For example, the first public search space resource corresponds to the first configuration parameter, the second public search space pair Answer the second configuration parameter.
Wherein, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time element length, symbol At least one of parameters such as number length and the symbolic number of transmission time unit.It should be understood that configuration parameter can also be known as system Parameter sets or other titles, it is not limited in the embodiment of the present invention.
It should be understood that the first public search space resource includes synchronizing signal block, the first public search space money The serial number of the center PRB in source and the serial number of the minimum PRB of the synchronizing signal block meet following relationship：
Wherein,For the serial number of the minimum RB of the synchronizing signal block,It is provided for first public search space The serial number of the center RB in source, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w1It is described The quantity of the corresponding RB of transmission bandwidth of the public search space resource on frequency domain, m are the quantity of the RB of the synchronizing signal block, w1≤Wmin, and when w is even number, the center RB of the first public search space resource is that first common search is empty Between w in the corresponding RB of transmission bandwidth of the resource on frequency domain1/ 2+1 RB.
w1Can be configuration or it is predefined, m andCan be predefined.
Optionally, if w1For even number, and the center RB of the first public search space resource is described first public W in the corresponding RB of transmission bandwidth of the search space resource on frequency domain1/ 2 RB, then first public search space money The serial number of the center RB in source and the serial number of the minimum RB of the synchronizing signal block meet following relational expression：
Optionally, the serial number of the minimum RB of the first public search space resourceWith the synchronizing signal block The serial number of minimum RBMeet following relational expression：
Optionally, the serial number of the highest RB of the public search space resourceIt is minimum with the synchronizing signal block The serial number of RBMeet following relational expression：
Relevant parameter in relational expression (10), (11) and (12) can be with the associated description of referring-to relation formula (9), herein no longer It repeats.
The second public search space resource may include synchronizing signal block, can not also include synchronizing signal block.
In some possible realization methods, the second public search space resource does not include synchronizing signal block, described Minimum RB, center RB or the highest RB of second public search space resource can be any one RB in system descending bandwidth, institute In the maximum bandwidth for stating multiple UE that the subband that the second public search space resource occupies on frequency domain is less than or equal to cell Minimum value Wmin。
The serial number of the minimum RB of the second public search space resource meets following relationship：
Alternatively, the serial number of the center RB of the second public search space resource meets following relationship：
Alternatively, the serial number of the highest RB of the second public search space resource meets following relationship：
Wherein,For the serial number of the minimum RB of the second public search space resource,It is public for described second The serial number of the center RB of search space resource altogether,For the serial number of the highest RB of the second public search space resource, w2 The quantity of the RB of the subband occupied on frequency domain for the second public search space resource,For the RB of system descending bandwidth Quantity.
In some possible realization methods, the first public search space resource and second public search space Resource shares partial-band on frequency domain.
In some possible realization methods, the first public search space resource and second public search space It is orthogonal on frequency domain.
In some possible realization methods, the second public search space resource does not include synchronizing signal block, described Starting RB, center RB or the highest RB of second public search space resource can be any one RB in system descending bandwidth.It can The overhead bit Y of selection of land, the second common downlink control information meets following relational expression：
IfThen
IfThen
Wherein, LmaxThe maximum quantity of the RB of the subband occupied on frequency domain for the second public search space resource,For the quantity of the corresponding RB of system descending bandwidth.
7th aspect, provides another communication means, the method includes：
The network equipment sends n system information SI message on same transmission time unit, what the n SI message occupied Frequency domain resource is different, and the sending cycle of the n message is different, and n is the integer more than or equal to 2.
The transmission time unit can be the time quantums such as time slot, time slot polymerization, mini-slot or mini-slot polymerization, this hair Bright embodiment does not limit this.
Wherein, n SI message uses identical configuration parameter.The configuration parameter can be predefined or pass through system Message instruction.
Since SI message and the data using different configuration parameters need reserved protection band in frequency division multiplexing, and existing skill In art, the SI message of different cycles is sent using time-multiplexed mode, therefore for the SI message in each period, with It is required to reserved protection band when using the different data frequency division multiplexings for configuring parameters, needs reserved more protection band in this way, makes At the waste of frequency domain resource.
In the embodiment of the present invention, by sending different SI message of multiple periods on same transmission time unit, and make Multiple SI message is transmitted by the way of FDM, and the SI message for advantageously reducing different cycles is joined from using different configurations Several data need reserved protection band by way of FDM when parallel transmission, to help avoid the waste of frequency domain resource.
In some possible realization methods, the method further includes：
The network equipment sends system information block SIB1 message, and the frequency domain resource of the n SI message is according to the n Index determination of a SI message in the SIB1 message.
In some possible realization methods, the n SI message respectively where time window starting having the same Transmission time unit.The start transmission time unit can be start frame, starting time slots or starting mini-slot.The start frame Refer to the system-frame of original position.
Optionally, the n SI message respectively where time window start transmission time unit and SIB1 starting The biasing of transmission time unit is predefined or is configured by SIB1.For example, the value of the biasing can be 0, it can also For other values, it is not limited in the embodiment of the present invention.When the value of the biasing is 0, SIB1 is with n SI message with phase Same start transmission time unit.
In some possible realization methods, the starting of the time window in the n SI message where k-th of SI message Frame and starting time slots meet following relationship：
Wherein, nfThe start frame of time window, n where k-th of SI messagesWhen where k-th of SI message Between window starting time slots, n be predefined value, TkFor the period of time window where k-th of SI message, αoffsetIt indicates Biasing of the starting time slots of window relative to the starting time slots of SIB1 where k-th of SI message, k are more than or equal to 2 and to be less than Or the integer equal to n.
Eighth aspect provides another communication means, the method includes：
User equipment (UE) receives the n SI message that the network equipment is sent in same transmission time unit, the n SI message Frequency domain resource it is different, the sending cycle of the n SI message is different, and n is the integer more than or equal to 2.
The transmission time unit can be the time quantums such as time slot, time slot polymerization, mini-slot or mini-slot polymerization, this hair Bright embodiment does not limit this.
Wherein, n SI message uses identical configuration parameter.The configuration parameter can be predefined or pass through system Message instruction.
Since SI message and the data using different configuration parameters need reserved protection band in frequency division multiplexing, and existing skill In art, the SI message of different cycles is sent using time-multiplexed mode, therefore for the SI message in each period, with It is required to reserved protection band when using the different data frequency division multiplexings for configuring parameters, needs reserved more protection band in this way, makes At the waste of frequency domain resource.
In the embodiment of the present invention, by sending different SI message of multiple periods on same transmission time unit, and make Multiple SI message is transmitted by the way of FDM, and the SI message for advantageously reducing different cycles is joined from using different configurations Several data need reserved protection band by way of FDM when parallel transmission, to help avoid the waste of frequency domain resource.
In some possible realization methods, the method further includes：
The user equipment receives the system information block SIB1 message that the network equipment is sent, the n SI message Frequency domain resource is that the index according to the multiple SI message in the SIB1 message is determining.
In some possible realization methods, the n SI message respectively where time window starting having the same Transmission time unit.The start transmission time unit can be start frame, starting time slots or starting mini-slot.The start frame Refer to the system-frame of original position.
Optionally, the n SI message respectively where time window start transmission time unit and SIB1 starting The biasing of transmission time unit is predefined or is configured by SIB1.For example, the value of the biasing can be 0, it can also For other values, it is not limited in the embodiment of the present invention.When the value of the biasing is 0, SIB1 is with n SI message with phase Same start transmission time unit.
In some possible realization methods, the starting of the time window in the n SI message where k-th of SI message Frame and starting time slots meet following relationship：
Wherein, nfThe start frame of time window, n where k-th of SI messagesWhen where k-th of SI message Between window starting time slots, n be predefined value, TkFor the period of time window where k-th of SI message, αoffsetIt indicates Biasing of the starting time slots of window relative to the starting time slots of SIB1 where k-th of SI message, k are more than or equal to 2 and to be less than Or the integer equal to n.
9th aspect, provides a kind of network equipment, the method for executing the above-mentioned network equipment, specifically, the network Equipment may include the module for executing above-mentioned network equipment corresponding steps.Such as, processing unit, transmission unit and/or reception Unit etc..
Tenth aspect, provides a kind of user equipment, the method for being used for above-mentioned user equipment, specifically, the user equipment It may include the module for executing above-mentioned user equipment corresponding steps.Such as, processing unit, transmission unit and receiving unit Deng.
Tenth on the one hand, provides a kind of network equipment, including memory and processor, which calculates for storing Machine program, the processor from memory for calling and running the computer program so that the network equipment executes above-mentioned net The method of network equipment.
Optionally, which can also include transceiver, and transceiver is for receiving and transmitting signal under the control of a processor.
12nd aspect, provides a kind of user equipment, including memory and processor, which calculates for storing Machine program, the processor from memory for calling and running the computer program so that terminal device executes above-mentioned end The method of end equipment.
Optionally, which can also include transceiver, and transceiver is for receiving and transmitting signal under the control of a processor.
13rd aspect, provides a kind of computer readable storage medium, is stored in the computer readable storage medium There is instruction, when run on a computer so that computer executes the method described in above-mentioned various aspects.
Fourteenth aspect, provide it is a kind of comprising instruction computer program product make when run on a computer It obtains computer and executes the method described in above-mentioned various aspects.
Description of the drawings
Fig. 1 is the schematic flow chart of communication means according to the ... of the embodiment of the present invention；
Fig. 2 is the schematic diagram of public search space resource according to the ... of the embodiment of the present invention and the specific search space resources of UE；
Fig. 3 is the schematic flow chart of communication means according to another embodiment of the present invention；
Fig. 4 is the signal of public search space resource according to another embodiment of the present invention and the specific search space resources of UE Figure；
Fig. 5 is the schematic flow chart of communication means according to another embodiment of the present invention；
Fig. 6 is the first public search space resource according to another embodiment of the present invention and the second public search space resource Schematic diagram；
Fig. 7 is the first public search space resource according to another embodiment of the present invention and the second public search space resource Schematic diagram；
Fig. 8 is the schematic flow chart of communication means according to another embodiment of the present invention；
Fig. 9 is the schematic diagram of the SI windows in communication means according to another embodiment of the present invention；
Figure 10 is the schematic diagram of SI windows in communication means according to another embodiment of the present invention；
Figure 11 is the structural schematic diagram of the network equipment according to the ... of the embodiment of the present invention；
Figure 12 is the structural schematic diagram of the network equipment according to another embodiment of the present invention；
Figure 13 is the structural schematic diagram of user equipment according to the ... of the embodiment of the present invention；
Figure 14 is the structural schematic diagram of user equipment according to another embodiment of the present invention.
Specific implementation mode
Below in conjunction with attached drawing, the technical solution in the application is described.
In different communication systems, the network equipment in the embodiment of the present invention can be different equipment.For example, network Equipment can be base station, base station controller (Base Station Controller, BSC), radio network controller (Radio Network Controller, RNC), the evolved base station (evolved Node B, eNB or e-NodeB) in LTE system, The gNB etc. in base station (NodeB) or 5G systems in WCDMA system.
In embodiments of the present invention, user equipment (User Equipment, UE) is also referred to as terminal device, mobile station (Mobile Station, MS), mobile terminal (Mobile Terminal) etc., UE can be through wireless access network and one or more A core net is communicated, for example, UE can be mobile phone (or being " honeycomb " phone), the computer with communication function Deng, UE can also be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device.
In embodiments of the present invention, configuration parameter may include subcarrier spacing size, circulating prefix-length, transmission time At least one of parameters such as the symbolic number of element length, symbol lengths and transmission time unit.It should be understood that configuration parameter may be used also With referred to as set of system parameters or other titles, it is not limited in the embodiment of the present invention.
It should also be understood that transmission time unit can be that the times such as time slot, time slot polymerization, mini-slot or mini-slot polymerization are single Member, the embodiment of the present invention do not limit this.
An embodiment of the present invention provides a kind of communication means, pass through the maximum bandwidth and public search space resource according to UE It determines the specific search space resources of UE, and the specific search space resources of the UE is configured for UE, contribute to UE while monitoring public search Rope space resources and the specific search space resources of UE.
Fig. 1 is the schematic flow chart of communication means 100 according to the ... of the embodiment of the present invention.As shown in Figure 1, method 100 is wrapped Include following content.
110, the network equipment determines the specific search space resources of UE according to the maximum bandwidth and public search space resource of UE.
120, the network equipment sends configuration information to UE, and configuration information is used to indicate the specific search space resources of UE.
130, UE receives the configuration information.
140, UE is believed according to the configuration information received using the specific downlink controls of the specific search space resources measurement UE of UE Breath.
Wherein, public search space resource and the specific search space resources of UE refer both to frequency domain resource.
Common downlink control information can be used for dispatching system message and random access response, the specific Downlink Control Information of UE It can be used for dispatching the information of the specific uplink and downlink data transmissions of UE.
It should be noted that the maximum bandwidth of UE is less than or equal to the maximum bandwidth that UE can be supported.In other words, UE here Maximum bandwidth is UE or the maximum bandwidth that UE is supported it is expected in base station, and the maximum bandwidth that UE can be supported is that UE is theoretically capable of providing Maximum bandwidth (also referred to as UE maximum bandwidth capabilities).For example, the maximum bandwidths that can support of UE be equal to radio frequency transmission bandwidth with Minimum value in Base-Band Processing bandwidth, i.e. UE maximum bandwidth capability=min (radio frequency bandwidth ability, base band processing capacity), wherein Min () indicates to take the minimum value in ().
By being that UE configures the specific search space resources of UE according to the maximum bandwidth and public search space resource of UE so that UE can monitor public search space and the specific search spaces UE simultaneously.
It is by the scrambled Downlink Control Information of RNTI that common downlink, which controls information,.Wherein, public RNTI be it is predefined or Network equipments configuration to cell whole UE or one group of UE common parameter, including SI-RNTI, P-RNTI, RA-RNTI etc..
The specific Downlink Control Information of UE is by the scrambled Downlink Control Information of the specific RNTI of UE.Wherein, the specific RNTI of UE It is network equipments configuration to parameter of particular UE in cell, including C-RNTI, interim C-RNTI, SPS C-RNTI etc..
Optionally, public search space resource can be configured by MIB, or by initial access information implicit instruction 's.Wherein, it is initially accessed the running time-frequency resource that information can be SS blocks, synchronizing signal block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS), can also include MIB.
It optionally, can also be by initial access information (such as the running time-frequency resource of synchronous block) public search space resource Then one or more candidate resources indicate that one in the one or more candidate resource is used as common search sky by MIB Between resource.
Bandwidth of the public search space resource on frequency domain is less than or equal in the maximum bandwidth of multiple UE in cell Minimum value.For example, bandwidth of the public search space resource on frequency domain is most less than or equal to UE or one group of UE of whole in cell Minimum value in big bandwidth.It can ensure that these UE in cell can monitor public search space resource in this way.
Optionally, the corresponding configuration parameter of public search space resource can be predefined or by MIB instructions.
Optionally, the network equipment includes to UE transmission configuration informations in 120：The network equipment sends RRC signaling to UE, RRC signaling includes the configuration information.That is, the network equipment can be that UE configures the specific search spaces UE by RRC signaling Resource.Correspondingly, UE receives the RRC signaling in 130.UE can be obtained after receiving the RRC signaling from the RRC signaling Take the configuration information.
Optionally, the corresponding configuration parameter of the specific search space resources of UE can also be to be configured by RRC signaling.
Optionally, the corresponding configuration parameter of public search space resource and the corresponding configuration ginseng of the specific search space resources of UE Number is identical.
In some embodiments, the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain are small In or equal to UE maximum bandwidth.
It should be understood that the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain refer to：UE The specific search of bandwidth and UE of bandwidth, public search space resource of the specific search space resource on frequency domain on frequency domain is empty Between resource and interval bandwidth of the public search space resource on frequency domain.
For example, the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain refer to：UE is special The highest resource block (Resource Block, RB) of search space resource is determined between the minimum RB of public search space resource The number of RB between the minimum RB of the specific search space resource of highest RB and UE of the quantity or public search space resource of RB Amount.
Optionally, as shown in Fig. 2, public search space resource and the specific search space resources of UE share part on frequency domain Frequency band, the at this time corresponding configuration parameter of the specific search space resources of UE configuration parameter phase corresponding with public search space resource Together.In some embodiments, the minimum RB of the serial number and public search space resource of the center RB of the specific search space resources of UE Serial number meet following relational expression：
Wherein,For the serial number of the minimum RB of public search space resource,For the specific search space resources of UE The serial number of center RB, w are the quantity of the corresponding RB of transmission bandwidth of the public search space resource on frequency domain, and v, which is that UE is specific, to be searched The quantity of the RB of transmission bandwidth of the rope space resources on frequency domain, W be UE the corresponding RB of maximum bandwidth quantity, v≤W, and And when v is even number, the center RB of the specific search space resources of UE is transmission belt of the specific search space resources of UE on frequency domain The v/2+1 RB in wide corresponding RB.
W, v can be configuration or predefined,It can be predefined or configured by MIB.
Optionally, if v is even number, and the center RB of the specific search space resources of UE is the transmission bandwidth pair on frequency domain The v/2 RB in the RB answered, then in the serial number of the minimum RB of public search space resource and the specific search space resources of UE The serial number of heart RB meets following relational expression：
Optionally, the serial number of the minimum RB of the specific search space resources of UEWith the minimum RB of public search space resource Serial numberMeet following relational expression：
Optionally, the serial number of the highest RB of the specific search space resources of UEWith the minimum RB of public search space resource Serial numberMeet following relational expression：
Relevant parameter in relational expression (2), (3) and (4) can be no longer superfluous herein with the associated description of referring-to relation formula (1) It states.
It is various to should be noted that those skilled in the art carry out according to relation above formula (5), (6), (7) and (8) Modification or variation of equal value is also fallen into the range of the embodiment of the present invention.
In some possible realization methods, public search space resource is the subset of the specific search space resources of UE.This Sample configuration can guarantee that the UE of different maximum bandwidths can monitor public search space and the specific search spaces UE simultaneously.
Optionally, method shown in Fig. 1 can also include：UE sends instruction information to the network equipment, and instruction information is for referring to Show the maximum bandwidth of UE.For example, UE can report the maximum bandwidth of UE by targeting sequencing or random accessing message 3 (Msg3).
Optionally, public search space resource includes synchronizing signal block, the serial number of the center RB of public search space resource Meet following relational expression with the serial number of the minimum RB of synchronizing signal block：
Wherein,For the serial number of the minimum RB of synchronizing signal block,For the sequence of the center RB of public search space resource Number, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w is that public search space resource exists The quantity of the corresponding RB of transmission bandwidth on frequency domain, m are the quantity of the RB of synchronizing signal block, w≤Wmin, and when w is even number When, the center RB of public search space resource is the in the corresponding RB of transmission bandwidth of the public search space resource on frequency domain W/2+1 RB.W can be configuration or it is predefined, m andCan be predefined.
In such manner, it is possible to ensure that UE can monitor public search space and synchronizing signal block simultaneously.
Optionally, if w be even number, and the center RB of public search space resource be public search space resource in frequency domain On the corresponding RB of transmission bandwidth in the w/2 RB, then the serial number and synchronizing signal of the center RB of public search space resource The serial number of the minimum RB of block meets following relational expression：
Optionally, the serial number of the minimum RB of public search space resourceWith the serial number of the minimum RB of synchronizing signal blockMeet following relational expression：
Optionally, the serial number of the highest RB of public search space resourceWith the serial number of the minimum RB of synchronizing signal blockMeet following relational expression：
Relevant parameter in relational expression (6), (7) and (8) can be no longer superfluous herein with the associated description of referring-to relation formula (5) It states.
It is various to should be noted that those skilled in the art carry out according to relation above formula (5), (6), (7) and (8) Modification or variation of equal value is also fallen into the range of the embodiment of the present invention.
Another embodiment of the present invention additionally provides another communication means, and this method is suitable for big bandwidth or multi-configuration parameter The scene of parallel transmission can support the UE blind examination common downlinks of different abilities to control information and the specific Downlink Control Information of UE, Help to reduce the number of the UE blind examinations of different abilities.Fig. 3 show the schematic of communication means according to the ... of the embodiment of the present invention Flow chart.As shown in figure 3, this method includes：
310, UE reports instruction information to the network equipment, instruction information be used to indicate UE maximum bandwidth and/or UE whether Support multi-configuration parameter parallel transmission.
For example, UE can send instruction information by targeting sequencing or random accessing message 3 (Msg3).
320, the network equipment receives the instruction information.
It should be understood that under big bandwidth scenarios, which is used to indicate the maximum bandwidth of UE；It is parallel in multi-configuration parameter Under the scene of transmission, which is used to indicate whether UE supports multi-configuration parameter parallel transmission.
If the total bandwidth of the specific search space resources of UE and public search space resource on frequency domain is more than the maximum belt of UE Corresponding configuration parameter is different with public search space resource for width or the specific search space resources of UE, and UE does not support polygamy Parameter parallel transmission is set, then method shown in Fig. 3 can also include：330 and 340 or 350 and 360.
330, the network equipment sends the first specific downlinks of UE in the first transmission time unit using public search space resource It controls information and common downlink controls information, the 2nd UE is sent using the specific search space resources of UE in the second transmission time unit Specific Downlink Control Information.
It should be noted that the network equipment using public search space resource send the first specific Downlink Control Information of UE and Common downlink controls information：The network equipment use public search space resource in some or all of resource send it is public under Row control information and the first specific Downlink Control Information of UE.
For example, public search space resource includes 16 CCE, wherein 8 CCE are used for sending common downlink control information, Other 8 CCE are used for sending the specific Downlink Control Information of UE；Alternatively, 4 CCE are used for sending common downlink control information, 8 CCE is used for sending the specific Downlink Control Information of UE；Alternatively, 8 CCE are used for sending common downlink control information, 8 CCE are used for Send the specific Downlink Control Information of UE；Alternatively, 4 CCE are used for sending common downlink control information, 4 CCE are used for sending UE spies Determine Downlink Control Information etc..
Similarly, the network equipment includes using UE the 2nd specific Downlink Control Information of UE of specific search space resource transmission： The network equipment sends the 2nd specific Downlink Control Information of UE using resource some or all of in the specific search space resources of UE.
340, UE uses the specific downlink control letters of the first UE of public search space resources measurement in the first transmission time unit Breath and common downlink control information, in the case where the second transmission time unit is specific using specific the 2nd UE of search space resources measurement of UE Row control information.
350, the network equipment sends the specific downlink controls of UE in the first transmission time unit using the specific search space resources of UE Information processed only sends common downlink using public search space resource in the second transmission time unit and controls information.
It should be noted that the network equipment sends the specific Downlink Control Information packets of UE using the specific search space resources of UE It includes：The network equipment sends the specific Downlink Control Information of UE using resource some or all of in the specific search space resources of UE.Net Network equipment sends common downlink control information using public search space resource：The network equipment is provided using public search space Resource sends common downlink and controls information some or all of in source.
360, UE uses the specific specific Downlink Control Information of search space resources measurement UE of UE in the first transmission time unit, The common downlink is only detected using public search space resource control information in the second transmission time unit.
Wherein, the first transmission time unit is different from the second transmission time unit, and the first transmission time unit and second passes The time sequencing of defeated time quantum does not also limit.
It should be understood that if the specific search space resources of UE and total bandwidth of the public search space resource on frequency domain are less than or wait In the specific search space resource of the maximum bandwidth or UE of UE, corresponding configuration parameter is different with public search space resource, and UE Support multi-configuration parameter parallel transmission, then the network equipment can use the specific search space resources of UE and public search space simultaneously Resource sends the specific Downlink Control Information of UE and common downlink controls information, and correspondingly UE can monitor public search space simultaneously With the specific search space resources of UE.
Therefore, the UE in the embodiment of the present invention can take different mode blind examination common downlinks to control according to self-ability Information and the specific Downlink Control Information of UE.
Specifically, it detects public search space resource when UE differences and the specific search space resources of UE includes：
UE the first transmission time unit using the first specific Downlink Control Information of UE of public search space resources measurement and Common downlink controls information, and the specific downlink controls of specific the 2nd UE of search space resources measurement of UE are used in the second transmission time unit Information processed；
Alternatively, UE uses the specific downlink control letters of the specific search space resources measurement UE of UE in the first transmission time unit Breath only detects common downlink using public search space resource in the second transmission time unit and controls information.
The specific Downlink Control Information of first UE and the 2nd specific Downlink Control Information of UE can be the same or different, this hair Bright embodiment does not also limit this.
Specifically, UE monitors public search space resource simultaneously and the specific search space resources of UE include：
UE controls information using the specific Downlink Control Information of public search space resources measurement UE and common downlink, and simultaneously Use the specific specific Downlink Control Information of search space resources measurement UE of UE.
It should be noted that in the embodiment of the present invention, the specific search space resources of UE and public search space resource are in frequency Partial-band can be shared on domain, as shown in Figure 2.At this point, the specific search space resources of UE and public search space resource correspond to Configuration parameter it is identical.
Alternatively, the specific search space resources of UE and public search space resource can also be orthogonal on frequency domain, i.e., UE is specific Search space resource and public search space the resource non-overlapping copies on frequency domain, as shown in Figure 4.The specific search space moneys of UE at this time Source and the corresponding configuration parameter of public search space resource can be the same or different.
Another embodiment of the present invention additionally provides a kind of communication means, and two kinds of public search space moneys are configured in this method Source, both public search space resources are used for transmission different common downlink control information, and UE is according to both common search The relationship of space resources and the maximum bandwidth of itself, or according to the multi-configuration parameter parallel transmission ability of itself, using difference Mode blind examination common downlink control information.Therefore, the embodiment of the present invention is suitable for big bandwidth or multi-configuration parameter parallel transmission Scene, can support different abilities UE blind examination common downlinks control information.Fig. 5 show according to the ... of the embodiment of the present invention logical The schematic flow chart of letter method 500.If Fig. 5 shows, this method 500 includes following content.
510, UE sends instruction information to the network equipment, which is used to indicate the maximum bandwidth of UE or whether UE props up Hold multi-configuration parameter parallel transmission.
For example, UE can send the instruction information by targeting sequencing or random accessing message 3 (Msg3).
520, the network equipment receives the instruction information.
It should be understood that under big bandwidth scenarios, which is used to indicate the maximum bandwidth of UE；It is parallel in multi-configuration parameter Under the scene of transmission, which is used to indicate whether UE supports multi-configuration parameter parallel transmission.
The network equipment receives after the instruction information, so that it may to send first in different ways according to the ability of UE Common downlink controls information and the second common downlink controls information.
If meeting the first preset condition, this method 500 can also include after 520：520 and 530.This is first pre- If condition may include：The total bandwidth of first public search space resource and the second public search space resource on frequency domain is more than The maximum bandwidth of UE；Alternatively, the bandwidth of the first public search space resource and the second public search space resource on frequency domain is small In or equal to UE maximum bandwidth, the first public search space resource and the corresponding configuration parameter of the second public search space resource Difference, and UE does not support multi-configuration parameter parallel transmission.
530, the network equipment uses the first common search in RAR time windows on the transmission time unit of Transmission system message Space resources sends the first common downlink control information and the second common downlink controls information, and is not transmitted in RAR time windows The second common downlink is sent using the second common search resource control information on the transmission time unit of system message.
It should be noted that the network equipment sends the first common downlink using the first public search space resource controls information Include with the second common downlink control information：The network equipment uses resource some or all of in the first public search space resource Send the first common downlink control information and the second common downlink control information.The network equipment is sent out using the second common search resource Send the second common downlink control information include：The network equipment is sent using resource some or all of in the second common search resource Second common downlink controls information.
540, UE is provided on the transmission time unit of Transmission system message using the first public search space in RAR time windows The first common downlink control information is detected in source and the second common downlink controls information, and Transmission system does not disappear in RAR time windows On the transmission time unit of breath information is controlled using second the second common downlink of common search resources measurement.
If meeting the second preset condition, this method 500 can also include after 520：550 and 560.This is second pre- If condition may include：Maximum bandwidth of bandwidth of the first public search space resource on frequency domain less than or equal to UE, second Band of the public search space resource on frequency domain is wider than the maximum bandwidth of UE；Alternatively, the first public search space resource is in frequency Bandwidth on domain is less than or equal to the maximum bandwidth of UE, the first public search space resource and the second public search space resource pair The configuration parameter answered is different, and UE does not support the corresponding configuration parameter of the second public search space resource.
550, the network equipment is used only the first public search space resource and sends the first common downlink control information and second Common downlink controls information.
560, UE be used only first the first common downlink of public search space resources measurement control information and second it is public under Row control information.
If meeting third preset condition, this method 500 can also include after 520：570 and 580.The third is pre- If condition may include：The total bandwidth of first public search space resource and the second public search space resource on frequency domain is less than Or the maximum bandwidth equal to UE.
570, the network equipment sends the first common downlink using the first public search space resource and controls information, and uses the Two public search space resources send the second common downlink and control information.
580, UE controls information using first the first common downlink of public search space resources measurement, and public using second Resources measurement the second common downlink in search space controls information.
The embodiment of the present invention is suitable for big bandwidth or the scene of multi-configuration parameter parallel transmission, can support different abilities UE blind examination common downlinks control information.
It should be understood that the total bandwidth of the first public search space resource and the second public search space resource on frequency domain referred to It is：Bandwidth of bandwidth, second public search space resource of the first public search space resource on frequency domain on frequency domain and First public search space resource and interval bandwidth of the second public search space resource on frequency domain.
For example, what the total bandwidth of the first public search space resource and the second public search space resource on frequency domain referred to It is：The quantity of RB between the highest RB of first public search space resource and the minimum RB of the second public search space resource, Or second public search space resource highest RB and the minimum RB of the first public search space resource between RB quantity.
First public search space resource is used for transmission the first common downlink control information and/or the control of the second common downlink Information, the second public search space resource are used for transmission the second common downlink control information.First common downlink controls packet The Downlink Control Information for dispatching system message is included, the second common downlink control information includes the downlink for dispatching UE RAR Control information.
Optionally, the first public search space resource can be configured by MIB, or hidden by initial access information Formula instruction.Wherein, it is initially accessed the time-frequency money that information can be synchronizing signal (Synchronization Signal, SS) block Source, synchronizing signal block may include primary synchronization signal (Primary SS) and/or secondary synchronization signal (Secondary SS), may be used also To include MIB.
Optionally, it can also implicitly indicate that first is public (such as the running time-frequency resource of synchronous block) by initial access information Then one or more candidate resources of search space resource indicate one in the one or more candidate resource by MIB Candidate resource is as the first public search space resource.
Optionally, the corresponding configuration parameter of the first public search space resource can be predefined or be referred to by MIB Show.
Optionally, the second public search space resource can be configured by system message.It optionally, can also be by first Beginning access information implicitly indicates the one or more of the second public search space resource (such as the running time-frequency resource of synchronous block) Then it is public to indicate that a candidate resource in the one or more candidate resource is used as second by system message for candidate resource Search space resource.
In some embodiments, the corresponding configuration parameter of the second public search space resource can be given tacit consent to public searches with first The corresponding configuration parameter in rope space is identical.
In some embodiments, the corresponding configuration of the second public space searching resource can be configured by system message to join Number.Optionally, the second public search space resource and the corresponding configuration parameter of the first public search space resource can be different.Example Such as, the first public search space resource corresponds to the first configuration parameter, and the second public search space corresponds to the second configuration parameter.
It should be understood that the first public search space resource includes synchronizing signal block, the center of the first public search space resource The serial number of RB and the serial number of the minimum RB of synchronizing signal block meet following relationship：
Wherein,For the serial number of the minimum RB of synchronizing signal block,For the center of the first public search space resource The serial number of RB, WminFor the quantity of the corresponding RB of minimum value in the maximum bandwidth of multiple UE in cell, w1For public search space The quantity of the corresponding RB of transmission bandwidth of the resource on frequency domain, m are the quantity of the RB of synchronizing signal block, w1≤Wmin, and work as w For even number when, the center RB of the first public search space resource is transmission bandwidth of the first public search space resource on frequency domain W in corresponding RB1/ 2+1 RB.
w1Can be configuration or it is predefined, m andCan be predefined.
Optionally, if w1For even number, and the center RB of the first public search space resource is the first public search space W in the corresponding RB of transmission bandwidth of the resource on frequency domain1/ 2 RB, then the center RB of the first public search space resource Serial number and the serial number of the minimum RB of synchronizing signal block meet following relational expression：
Optionally, the serial number of the minimum RB of the first public search space resourceWith the minimum RB's of synchronizing signal block Serial numberMeet following relational expression：
Optionally, the serial number of the highest RB of the first public search space resourceWith the minimum RB's of synchronizing signal block Serial numberMeet following relational expression：
Relevant parameter in relational expression (10), (11) and (12) can be with the associated description of referring-to relation formula (9), herein no longer It repeats.
When meeting relation above formula (9)~(10), UE can monitor simultaneously the first public search space resource with it is synchronous Block.
Second public search space resource may include synchronizing signal block, can not also include synchronizing signal block.
In some embodiments, the second public search space resource does not include synchronizing signal block, the second public search space Minimum RB, center RB or the highest RB of resource can be any one RB in system descending bandwidth, the second public search space money The subband that source occupies on frequency domain is less than or equal to the minimum value W in the maximum bandwidth of multiple UE of cellmin。
The serial number of the minimum RB of second public search space resource meets following relationship：
Alternatively, the serial number of the center RB of the second public search space resource meets following relationship：
Alternatively, the serial number of the highest RB of the second public search space resource meets following relationship：
Wherein,For the serial number of the minimum RB of the second public search space resource,For the second common search sky Between resource center RB serial number,For the serial number of the highest RB of the second public search space resource, w2It public is searched for second The quantity of the RB for the subband that rope space resources occupies on frequency domain,For the quantity of the RB of downlink bandwidth, downlink bandwidth can be The bandwidth of system can also be the bandwidth of one section of frequency band.
Optionally, the first public search space resource and the second public search space resource share part frequency on frequency domain Band, as shown in Figure 6.The corresponding configuration parameter of the second public search space resource is corresponding with the first public search space resource at this time Configuration parameter it is identical.
Optionally, the first public search space resource and the second public search space are orthogonal on frequency domain, i.e., first is public Search space resource and the second public search space non-overlapping copies on frequency domain, as shown in Figure 7.Second public search space at this time The corresponding configuration parameter of resource configuration parameter corresponding with the first public search space resource can be the same or different.
In some embodiments, the second public search space resource does not include synchronizing signal block, the second public search space Minimum RB, center RB or the highest RB of resource can be any one RB in system descending bandwidth.Optionally, the second common downlink The overhead bit Y of control information meets following relational expression：
IfThen
IfThen
Wherein, LmaxThe maximum quantity of the RB of the subband occupied on frequency domain for the second public search space resource,For The quantity of the corresponding RB of system descending bandwidth.
It determines that the second common downlink controls the overhead bit of information according to relation above formula, advantageously reduces downlink control in this way The bit number of information processed, to reduce control overhead.
Since SI message and the data using different configuration parameters need reserved protection band in frequency division multiplexing, and existing skill In art, the SI message of different cycles is sent using the mode of time division multiplexing (Time Diversity Multiplexing, TDM), Therefore for the SI message in each period, reserved guarantor is required in the data frequency division multiplexing of configuration parameters different from using Protecting band needs reserved more protection band, causes the waste of frequency domain resource in this way.Therefore, another embodiment of the present invention provides A kind of communication means by sending on same transmission time unit different SI message of multiple periods, and makes multiple SI Message is transmitted by the way of FDM, the SI message and the data using different configuration parameters for advantageously reducing different cycles Reserved protection band is needed when parallel transmission by way of FDM, to help avoid the waste of frequency domain resource.Shown in Fig. 8 For according to the schematic flow chart of the communication means of the embodiment of the present invention.If Fig. 8 shows, this method includes：
810, the network equipment sent on same transmission time unit n system information (System Information, SI the frequency domain resource of) message, n SI message is different, and the sending cycle of n SI message is different, and n is the integer more than or equal to 2. 820, UE receives the n SI message.
It should be noted that n SI message uses identical configuration parameter.The configuration parameter can be it is predefined or It is indicated by system message.
As shown in figure 9, the subband FDM of the SI windows of n SI message be distributed in system bandwidth.Join in this way in multi-configuration In the scene of number parallel transmissions, only need in reserved two protection bands of the outermost of n subband of the n SI message, without for The subband of each SI message reserves two protection bands, is conducive to the waste for avoiding frequency domain resource.
As shown in Figure 10, the start transmission time unit of the corresponding SI windows of n SI message is identical.SI-win in Figure 10 Indicate SI windows.Since the period of the corresponding SI windows of n SI message is different, the distribution of the SI windows of n SI message is in Reveal nested structure as shown in Figure 10.In other words, include shorter on the time slot where the SI windows with longer cycle The SI windows in period.
The frequency domain resource of n SI message can be predefined, can also be by network equipments configuration.
Optionally, as shown in figure 8, before 810, this method can also include：830, the network equipment sends system information Block 1 (System Information Block, SIB1) message, the frequency domain resource of n SI message are existed according to the n SI message Index in SIB1 message is determining；840, UE receives the SIB1 message.It, can be according to this after UE receives the SIB1 message Index of the n SI message in SIB1 message, determines the frequency domain resource of n SI message.For example, k-th of SI disappears in n SI message The bias x for ceasing corresponding starting RB relative to the corresponding starting RB of the 1st SI message meets：X=(n -1) × m, wherein m are The quantity of the corresponding RB of frequency domain width of one SI message, then the corresponding starting RB of k-th of SI message is IRB+ x, wherein IRBFor Bias of the corresponding starting RB of 1st SI message in system bandwidth.IRBFor what is configured by broadcast signaling or high-level signaling. Here the sequence of SI message is determining according to the index in SIB1 message.Optionally, n SI message respectively where time window Mouth start transmission time unit having the same.When start transmission time unit can be start frame, starting time slots or micro- starting Gap.Start frame refers to the system-frame of original position.
Optionally, n SI message respectively where time window start transmission time unit and SIB1 original transmission The biasing of time quantum is predefined or is configured by SIB1.For example, the value of the biasing can be 0, or its His value, it is not limited in the embodiment of the present invention.When the value of the biasing is 0, SIB1 is having the same with n SI message Start transmission time unit.
Optionally, the starting subframe of the time window in n SI message where k-th of SI message and starting time slots meet with Lower relational expression：
Wherein, nfFor the starting subframe of time window where k-th of SI message, nsFor time window where k-th of SI message Starting time slots, n be predefined value, TkFor the period of time window where k-th of SI message, αoffsetFor k-th of SI message Biasing of the starting time slots of place window relative to the starting time slots of SIB1.K is more than or equal to 2 and whole less than or equal to n Number.
αoffsetCan be that predefined or high-level signaling configures.
Described above is communication means according to the ... of the embodiment of the present invention, below in conjunction with Figure 11 to figure description according to the present invention The network equipment and UE of embodiment.
Figure 11 is the structural schematic diagram of the network equipment 1100 according to the ... of the embodiment of the present invention.The network equipment 1100 shown in Figure 11 It can be used to implement the related procedure of the network equipment in Fig. 1, Fig. 3, Fig. 5 or Fig. 8.As shown in figure 11, the network equipment 1100 can be with Including processing unit 1110 and Transmit-Receive Unit 1120.
Processing unit 1110 can be used to implement the function of following at least one step：110 in method shown in Fig. 1.
Transmit-Receive Unit 1120 can be used to implement the function of following at least one step：120, Fig. 3 institutes in method shown in Fig. 1 Show 320,330 and 350 in method, 520,530,550 and 570 in method shown in Fig. 5,810 and 830 in method shown in Fig. 8.
Correlative detail is in combination with above method embodiment is referred to, and to avoid repeating, which is not described herein again.Figure 12 show root According to the structural schematic diagram of the network equipment 1200 of another embodiment of the present invention.As shown in figure 12, the network equipment 1200 includes processing Device 1210, transceiver 1220 and memory 1230, processor 1210, transceiver 1220 and memory 1230 are logical by inside connection Road communicates, and transmits control signal and/or data-signal.For storing instruction, which uses the memory 1230 In the instruction for executing the memory 1230 storage.Transceiver 1220 is used for the receiving and transmitting signal under the control of processor 1210.
Specifically, transceiver 1220 for realizing the Transmit-Receive Unit 1120 in the network equipment shown in Figure 11 1100 work( Energy.Processor 1210 for realizing the processing unit 1110 in the network equipment shown in Figure 11 1100 function, be it is succinct, herein It repeats no more.
Figure 13 is the structural schematic diagram of user equipment according to the ... of the embodiment of the present invention.User equipment shown in Figure 13 can be used for Realize the related procedure of user equipment in Fig. 1, Fig. 3, Fig. 5 or Fig. 8.As shown in figure 13, user equipment may include processing unit 1310 and Transmit-Receive Unit 1320.
Processing unit 1310 can be used to implement in method shown in Fig. 1 340 and 360, Fig. 5 institutes in method shown in 140, Fig. 3 Show 540,560 and 580 in method.
Transmit-Receive Unit 1320 can be used to implement the function of following at least one step：130, Fig. 3 institutes in method shown in Fig. 1 Show in method in method shown in 310, Fig. 5 820 and 840 in method shown in 510, Fig. 8.
Correlative detail is in combination with above method embodiment is referred to, and to avoid repeating, which is not described herein again.
Figure 14 show the structural schematic diagram of terminal device 1400 according to another embodiment of the present invention.As shown in figure 14, Terminal device 1400 includes processor 1410, transceiver 1420 and memory 1430, processor 1410, transceiver 1420 and storage Device 1430 is communicated by internal connecting path, transmits control signal and/or data-signal.The memory 1430 is for storing Instruction, the processor 1410 are used to execute the instruction of the memory 1430 storage.Transceiver 1420 is used in processor 1410 The lower receiving and transmitting signal of control.
Specifically, transceiver 1420 for realizing the Transmit-Receive Unit 1320 in terminal device shown in Figure 13 1300 work( Energy.Processor 1410 for realizing the processing unit 1310 in terminal device shown in Figure 13 1300 function, be it is succinct, herein It repeats no more.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed Scope of the present application.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme 's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer read/write memory medium.Based on this understanding, the technical solution sheet of each embodiment of the present invention The part of the part that contributes to existing technology or the technical solution can body in the form of software products in other words in matter Reveal and, which is stored in a storage medium, including some instructions are with so that a computer is set Standby (can be personal computer, server or the network equipment etc.) executes the whole of each embodiment the method for the present invention Or part steps.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disc or CD etc. are various can store program The medium of code.
The above, the only specific implementation mode of the application, but the protection domain of the application is not limited thereto, it is any Those familiar with the art can easily think of the change or the replacement in the technical scope that the application discloses, and should all contain It covers within the protection domain of the application.Therefore, the protection domain of the application shall be subject to the protection scope of the claim.

Claims (30)

1. a kind of communication means, which is characterized in that including：
The network equipment determines the specific search space resources of UE according to the maximum bandwidth and public search space resource of user equipment (UE)；
The network equipment sends configuration information to the UE, and the configuration information is used to indicate the specific search space moneys of the UE Source.
2. according to the method described in claim 1, it is characterized in that, the specific search space resources of the UE and the common search Total bandwidth of the space resources on frequency domain is less than or equal to the maximum bandwidth of the UE.
3. method according to claim 1 or 2, which is characterized in that the minimum resources block of the public search space resource The serial number of RB and the serial number of the minimum RB of the specific search space resources of the UE meet following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,For the specific search space moneys of the UE The serial number of the minimum RB in source, w are the quantity of transmission bandwidth corresponding RB of the public search space resource on frequency domain, and v is The quantity of transmission bandwidth corresponding RB of the specific search space resources of UE on frequency domain, W are the maximum bandwidth pair of the UE The quantity of the RB answered, v≤W.
4. according to the method in any one of claims 1 to 3, which is characterized in that the public search space resource is in frequency Bandwidth on domain is less than or equal to the minimum value in the maximum bandwidth of multiple UE in cell.
5. method according to claim 1 to 4, which is characterized in that set according to user in the network equipment The maximum bandwidth and public search space resource of standby UE is determined as before the specific search space resources of UE of the UE configurations, described Method further includes：
The network equipment receives the instruction information that the UE is reported, and the instruction information is used to indicate the maximum belt of the UE It is wide.
6. a kind of communication means, which is characterized in that including：
User equipment (UE) receives the configuration information that the network equipment is sent, and the configuration information is used to indicate the UE configured for the UE Specific search space resource, the specific search space resources of UE are provided according to the maximum bandwidth and public search space of the UE What source determined；
The UE uses the specific specific Downlink Control Information of search space resources measurement UE of the UE according to the configuration information.
7. according to the method described in claim 6, it is characterized in that, the specific search space resources of the UE and the common search Total bandwidth of the space resources on frequency domain is less than or equal to the maximum bandwidth of the UE.
8. the method described according to claim 6 or 7, which is characterized in that the minimum resources block of the public search space resource The serial number of RB and the serial number of the minimum RB of the specific search space resources of the UE meet following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,For the specific search space moneys of the UE The serial number of the minimum RB in source, w are the quantity of transmission bandwidth corresponding RB of the public search space resource on frequency domain, and v is The quantity of transmission bandwidth corresponding RB of the specific search space resources of UE on frequency domain, W are the maximum bandwidth pair of the UE The quantity of the RB answered, v≤W.
9. the method according to any one of claim 5 to 8, which is characterized in that the public search space resource is in frequency Bandwidth on domain is less than or equal to the minimum value in the maximum bandwidth of multiple UE in cell.
10. the method according to any one of claim 6 to 9, which is characterized in that further include：
The UE sends instruction information to the network equipment, and the instruction information is used to indicate the maximum bandwidth of the UE.
11. a kind of communication means, which is characterized in that including：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE most Big bandwidth then monitors the public search space resource and the UE specific search space resources when the UE differences；Alternatively,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE does not support multi-configuration Parameter parallel transmission then monitors the public search space resource and the UE specific search space resources when the UE differences.
12. according to the method for claim 11, which is characterized in that monitor the public search space money when UE differences Source and the specific search space resources of the UE, including：
The UE uses the specific downlink control letters of the first UE of public search space resources measurement in the first transmission time unit Breath and common downlink control information, special using specific the 2nd UE of search space resources measurement of the UE in the second transmission time unit Determine Downlink Control Information；
Alternatively,
The UE is controlled in the first transmission time unit using the specific downlinks of UE described in the specific search space resources measurements of the UE Information only detects the common downlink using the public search space resource in the second transmission time unit and controls information；
Wherein, the first transmission time unit is different from the second transmission time unit.
13. method according to claim 11 or 12, which is characterized in that further include：
The UE reports instruction information, the instruction information to be used to indicate maximum bandwidth and/or the institute of the UE to the network equipment It states UE and does not support multi-configuration parameter parallel transmission.
14. a kind of communication means, which is characterized in that including：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE most Big bandwidth, then the network equipment the first transmission time unit using the public search space resource send the first specific downlinks of UE It controls information and common downlink and controls information, the is sent using the specific search space resources of the UE in the second transmission time unit The specific Downlink Control Information of two UE, alternatively, the network equipment is provided in the first transmission time unit using the specific search spaces the UE Source sends the specific Downlink Control Information of UE, is only sent using the public search space resource in the second transmission time unit public Downlink Control Information；
Alternatively,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE does not support multi-configuration Parameter parallel transmission, then the network equipment is special using the first UE of public search space resource transmission in the first transmission time unit Determine Downlink Control Information and common downlink control information, the specific search space resources of the UE are used in the second transmission time unit The 2nd specific Downlink Control Information of UE is sent, alternatively, the network equipment uses the specific search of the UE in the first transmission time unit Space resources sends the specific Downlink Control Information of UE, is only sent out using the public search space resource in the second transmission time unit Common downlink is sent to control information；
Wherein, the first transmission time unit is different from the second transmission time unit.
15. according to the method for claim 14, which is characterized in that further include：
The network equipment receives the instruction information that the UE is reported, and the instruction information is used to indicate the maximum bandwidth of the UE And/or the UE does not support multi-configuration parameter parallel transmission.
16. a kind of network equipment, which is characterized in that including：
Processing unit, for determining the specific search spaces UE according to the maximum bandwidth and public search space resource of user equipment (UE) Resource；
Transmit-Receive Unit, for sending configuration information to the UE, the configuration information is used to indicate what the processing unit determined The specific search space resources of UE.
17. the network equipment according to claim 16, which is characterized in that the specific search space resources of UE and the public affairs Total bandwidth of the search space resource on frequency domain is less than or equal to the maximum bandwidth of the UE altogether.
18. the network equipment according to claim 16 or 17, which is characterized in that the public search space resource it is minimum The serial number of resource block RB and the serial number of the minimum RB of the specific search space resources of the UE meet following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,For the specific search space moneys of the UE The serial number of the minimum RB in source, w are the quantity of transmission bandwidth corresponding RB of the public search space resource on frequency domain, and v is The quantity of transmission bandwidth corresponding RB of the specific search space resources of UE on frequency domain, W are the maximum bandwidth pair of the UE The quantity of the RB answered, v≤W.
19. the network equipment according to any one of claim 16 to 18, which is characterized in that the public search space money Bandwidth of the source on frequency domain is less than or equal to the minimum value in the maximum bandwidth of multiple UE in cell.
20. the network equipment according to any one of claim 16 to 19, which is characterized in that
The Transmit-Receive Unit is additionally operable to, and receives the instruction information that the UE is reported, and the instruction information is used to indicate the UE's Maximum bandwidth.
21. a kind of user equipment, which is characterized in that including：
Transmit-Receive Unit, the configuration information for receiving network equipment transmission, the configuration information is used to indicate to be configured for the UE The specific search space resources of UE, the specific search space resources of UE are empty according to the maximum bandwidth and common search of the UE Between resource determine；
Processing unit uses the specific search of the UE for the UE according to the configuration information that the Transmit-Receive Unit receives Space resources detects the specific Downlink Control Information of UE.
22. user equipment according to claim 21, which is characterized in that the specific search space resources of UE and the public affairs Total bandwidth of the search space resource on frequency domain is less than or equal to the maximum bandwidth of the UE altogether.
23. the user equipment according to claim 21 or 22, which is characterized in that the public search space resource it is minimum The serial number of resource block RB and the serial number of the minimum RB of the specific search space resources of the UE meet following relational expression：
Wherein,For the serial number of the minimum RB of the public search space resource,For the specific search space moneys of the UE The serial number of the minimum RB in source, w are the quantity of transmission bandwidth corresponding RB of the public search space resource on frequency domain, and v is The quantity of transmission bandwidth corresponding RB of the specific search space resources of UE on frequency domain, W are the maximum bandwidth pair of the UE The quantity of the RB answered, v≤W.
24. the user equipment according to any one of claim 21 to 23, which is characterized in that the public search space money Bandwidth of the source on frequency domain is less than or equal to the minimum value in the maximum bandwidth of multiple UE in cell.
25. the user equipment according to any one of claim 21 to 24, which is characterized in that
The Transmit-Receive Unit is additionally operable to, and sends instruction information to the network equipment, the instruction information is used to indicate the UE Maximum bandwidth.
26. a kind of user equipment, which is characterized in that including：
Processing unit is used for：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE most Big bandwidth monitors the public search space resource and the specific search space resources of the UE when then different；Alternatively,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE does not support multi-configuration Parameter parallel transmission monitors the public search space resource and the specific search space resources of the UE when then different.
27. user equipment according to claim 26, which is characterized in that the processing unit is specifically used for：
The specific Downlink Control Information of the first UE of public search space resources measurement and public affairs are used in the first transmission time unit Downlink Control Information altogether uses specific the 2nd specific downlinks of UE of search space resources measurement of the UE in the second transmission time unit Control information；Alternatively,
The specific Downlink Control Information of UE described in the specific search space resources measurements of the UE is used in the first transmission time unit, Second transmission time unit only detects the common downlink using the public search space resource and controls information；
Wherein, the first transmission time unit is different from the second transmission time unit.
28. the user equipment according to claim 26 or 27, which is characterized in that further include：
Transmit-Receive Unit, for reporting instruction information, the instruction information to be used to indicate the maximum bandwidth of the UE to the network equipment And/or the UE does not support multi-configuration parameter parallel transmission.
29. a kind of network equipment, which is characterized in that including：
Transmit-Receive Unit is used for：
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE most Big bandwidth then sends the first specific Downlink Control Information of UE in the first transmission time unit using the public search space resource Information is controlled with common downlink, it is specific using the 2nd UE of the specific search space resource transmissions of the UE in the second transmission time unit Downlink Control Information；
If the total bandwidth of the specific search space resource of user equipment (UE) and public search space resource on frequency domain is more than UE most Big bandwidth then sends the specific Downlink Control Information of UE in the first transmission time unit using the specific search space resources of the UE, Common downlink is only sent using the public search space resource control information in the second transmission time unit；
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE does not support multi-configuration Parameter parallel transmission then sends the specific downlink controls of the first UE in the first transmission time unit using the public search space resource Information and common downlink processed control information, and second is sent using the specific search space resources of the UE in the second transmission time unit The specific Downlink Control Information of UE,
If the specific search space resources of UE are with public search space resource, corresponding configuration parameter is different, and UE does not support multi-configuration Parameter parallel transmission then sends the specific downlinks of UE using the specific search space resources of the UE in the first transmission time unit and controls Information only sends common downlink using the public search space resource in the second transmission time unit and controls information；
Wherein, the first transmission time unit is different from the second transmission time unit.
30. the network equipment stated according to claim 29, which is characterized in that
The Transmit-Receive Unit is additionally operable to, and receives the instruction information that the UE is reported, and the instruction information is used to indicate the UE's Maximum bandwidth and/or the UE do not support multi-configuration parameter parallel transmission.
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