WO2021204152A1 - 资源确定方法及终端 - Google Patents
资源确定方法及终端 Download PDFInfo
- Publication number
- WO2021204152A1 WO2021204152A1 PCT/CN2021/085813 CN2021085813W WO2021204152A1 WO 2021204152 A1 WO2021204152 A1 WO 2021204152A1 CN 2021085813 W CN2021085813 W CN 2021085813W WO 2021204152 A1 WO2021204152 A1 WO 2021204152A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- resource
- side link
- bitmap
- resources
- information includes
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
Definitions
- the present invention relates to the field of communication technology, in particular to a method and terminal for determining resources.
- the length of the time domain resources of the SideLink (SL) resource pool in the Long Term Evolution (LTE) is the same as the seven possible LTE Time Division Duplexing (TDD)
- the configuration is related, but the current New Radio (NR) TDD configuration is very flexible, and the number of uplink resources ranges from 0 to 80.
- the number of time slots used for SL synchronization signal transmission is also very flexible, and one synchronization resource contains 1 to 64 time slots for SL synchronization signal transmission. Therefore, the SL resource pool cannot give adaptive bitmap indication information one by one like LTE, and it will make the design very complicated.
- the embodiment of the present invention provides a resource determination method and terminal to solve the problem that the existing resource indication method cannot be applied to the NR side link.
- a method for determining resources, applied to a terminal includes:
- the resource configuration information is used to indicate the first resource;
- the resource indication information includes at least one of the following: at least one resource bitmap, and the period of the at least one resource bitmap;
- a resource used for side link transmission in the first resource is determined.
- the embodiment of the present invention also provides a terminal, including:
- the obtaining module is used to obtain resource configuration information and resource indication information; the resource configuration information is used to indicate the first resource; the resource indication information includes at least one of the following: at least one resource bitmap, the at least one resource bitmap Period of
- the determining module is configured to determine the resource used for side link transmission in the first resource according to the resource indication information.
- An embodiment of the present invention also provides a terminal, including a processor, a memory, and a computer program stored on the memory and capable of running on the processor.
- a terminal including a processor, a memory, and a computer program stored on the memory and capable of running on the processor.
- the computer program is executed by the processor, the above is achieved. The steps of the resource determination method described.
- the embodiment of the present invention also provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the steps of the above-mentioned resource determination method are implemented.
- the embodiment of the present invention also provides a computer program product, which is stored in a computer-readable storage medium, and the computer program product is executed by at least one processor to implement the steps of the resource determination method as described above.
- the embodiment of the present invention also provides a terminal, which is configured to execute the steps of the resource determination method described above.
- the first resource is indicated by the resource configuration information, and at least one resource bitmap is carried by the resource indication information.
- the bits of the resource bitmap correspond to the resources contained in the first resource, and the terminal can use the resource bitmap
- the indication of determines the resource used for side-link transmission in the first resource, so as to realize the side-link transmission.
- Figure 1 shows a flowchart of the steps of a method for determining a resource provided by an embodiment of the present invention
- Figure 2 shows one of the schematic structural diagrams of a terminal provided by an embodiment of the present invention
- FIG. 3 shows the second structural diagram of a terminal provided by an embodiment of the present invention.
- words such as “exemplary” or “for example” are used to represent examples, illustrations, or illustrations. Any embodiment or design solution described as “exemplary” or “for example” in the embodiments of the present invention should not be construed as being more preferable or advantageous than other embodiments or design solutions. To be precise, words such as “exemplary” or “for example” are used to present related concepts in a specific manner.
- the resource determination method and terminal provided by the embodiment of the present invention can be applied to a wireless communication system.
- the wireless communication system may be a 5G system, or LTE, or an evolved long term evolution (evolved Long Term Evolution, eLTE) system, or a subsequent evolved communication system.
- eLTE evolved Long Term Evolution
- the network side device may be a base station.
- the base station may be a commonly used base station, an evolved node base station (eNB), or a network side device in a 5G system (for example, Next generation base station (next generation node base station, gNB) or transmission and reception point (transmission and reception point, TRP)) or cell and other equipment.
- eNB evolved node base station
- 5G system for example, Next generation base station (next generation node base station, gNB) or transmission and reception point (transmission and reception point, TRP)
- gNB Next generation base station
- TRP transmission and reception point
- the terminal provided by the embodiment of the present invention may be a mobile phone, a tablet computer, a notebook computer, an Ultra-Mobile Personal Computer (UMPC), a netbook, a wearable device (Wearable Device), a vehicle-mounted device, or a personal digital assistant (Personal Digital Assistant). Digital Assistant, PDA) etc.
- UMPC Ultra-Mobile Personal Computer
- netbook a wearable device
- Vehicle-mounted device or a personal digital assistant (Personal Digital Assistant).
- PDA Personal Digital Assistant
- an embodiment of the present invention provides a method for determining a resource, which is applied to a terminal, and includes:
- Step 101 Obtain resource configuration information and resource indication information; the resource configuration information is used to indicate a first resource; the resource indication information includes at least one of the following: at least one resource bitmap (bitmap), the at least one resource bit The cycle of the graph.
- bitmap resource bitmap
- the unit of the period of the resource bitmap may be a slot or millisecond (ms).
- Step 102 Determine a resource used for side link transmission in the first resource according to the resource indication information.
- the foregoing resources used for side link transmission may also be referred to as resources of a resource pool used for side link transmission.
- the method for acquiring the resource indication information is at least one of the control node configuration or pre-configuration or pre-defined (such as protocol definition) or other terminal instructions or the terminal's own determination.
- the method for obtaining the resource configuration information is at least one of control node configuration or pre-configuration or pre-defined (such as protocol definition) or other terminal instructions or terminal self-determination.
- the aforementioned control node may be a base station (for example, an eNB or gNB or other network equipment) or a node with scheduling capability (for example, a road side unit (RSU)) or a terminal with the capability of scheduling other users.
- a base station for example, an eNB or gNB or other network equipment
- a node with scheduling capability for example, a road side unit (RSU)
- RSU road side unit
- the embodiment of the present invention does not limit the step of obtaining resource configuration information.
- the existing sequence of the steps of obtaining resource indication information is to obtain resource configuration information first, and then obtain resource indication information; or, obtain resource indication information first, Then obtain resource configuration information; or, obtain resource indication information and resource configuration information at the same time. Both are applicable to this application and are not specifically limited here.
- the side link transmission includes: side link transmission (transmit) and/or side link reception (receive).
- the resources used for side link transmission include at least one of the following:
- the second resource used for side link transmission is the second resource used for side link transmission
- the third resource used for side link reception is the third resource used for side link reception.
- the second resource may be referred to as a Tx pool resource used for side link transmission; and/or, the third resource may be referred to as a side link resource
- a corresponding relationship (or called a mapping relationship) between the second resource and the third resource
- the corresponding relationship may be network-configured or pre-configured or pre-defined by the protocol. Or determined by the terminal itself.
- Tx pool and Rx pool with the same ID are considered to have a corresponding relationship.
- the content contained in the resource indication information is at least partially the same; for example, the resource indication information satisfies at least one of the following items:
- At least one resource bitmap has the same length
- At least one resource bitmap has the same content
- At least one resource bitmap has the same period.
- the content contained in the resource indication information is completely the same.
- Tx pool and Rx pool with the same ID have the same resource indication information.
- Tx pool and Rx pool with the same ID contain the same time domain resources.
- the foregoing corresponding relationship includes at least one of the following:
- the target identifier is at least one of a cell identifier, a resource pool identifier, and a bandwidth part (Bandwidth Part, BWP) identifier;
- the priority may be at least one of a service priority and a logical channel (Logical Channel, LCH) priority;
- LCH Logical Channel
- the feedback resource is a Physical Sidelink Feedback Channel (PSFCH) resource.
- the same feedback resource includes: at least one of the feedback resource period, the time domain position of the feedback resource, and the frequency domain position of the feedback resource is the same.
- At least one of the first resource, the second resource, and the third resource in the present invention may be relative to the system frame number (System Frame Number, SFN) #0 or the direct frame number (Direct Frame Number, DFN). ) Slot #0 of #0 is numbered.
- the resource indication information when the resource configuration information includes N1 resource patterns, the resource indication information includes a resource bitmap; N1 is an integer greater than or equal to 1; for example, resource configuration information It includes 1 resource pattern, and the resource indication information includes 1 resource bitmap; for another example, the resource configuration information includes 2 resource patterns, and the resource indication information includes 1 resource bitmap.
- the length of the resource bitmap is an integer multiple of the sum of the number of time units of N1 resource patterns; for example, 1 time, 2 times, 3 times, and so on.
- the time unit is a time slot or millisecond; that is, the length of the resource bitmap is an integer multiple of the number of time slots of N1 resource patterns, or the length of the resource bitmap is an integer multiple of the number of milliseconds of N1 resource patterns.
- the resource indication information when the resource configuration information includes N2 resource periods, the resource indication information includes a resource bitmap; N2 is an integer greater than or equal to 1; for example, the resource configuration information includes 1. For example, the resource configuration information includes 2 resource periods, and the resource indication information includes 1 resource bitmap.
- the length of the resource bitmap is an integer multiple of the sum of the number of time units of N2 resource periods. For example, 1 times, 2 times, 3 times, etc.
- the time unit is a time slot or millisecond; that is, the length of the resource bitmap is an integer multiple of the number of time slots of N2 resource periods, or the length of the resource bitmap is an integer multiple of the number of milliseconds of N1 resource periods.
- the resource indication information when the resource configuration information includes N3 resource patterns, includes N3 resource bitmaps corresponding to the N3 resource patterns; N3 is greater than or equal to 2. Integer; for example, if the resource configuration information includes resource pattern 1 and resource pattern 2, the resource indication information includes resource bitmap 1 (corresponding to resource pattern 1) and resource bitmap 2 (corresponding to resource pattern 2).
- the length of at least one resource bitmap in the N3 resource bitmaps is an integer multiple of the number of time units of the resource pattern corresponding to the resource bitmap; for example, 1 time, 2 times, 3 times, etc.
- the time unit is a time slot or millisecond.
- the length L1 of the resource bitmap 1 is an integer multiple of the number of time slots corresponding to the resource pattern 1 or an integer multiple of the number of milliseconds.
- the length L2 of the resource bitmap 2 is an integer multiple of the number of time slots corresponding to the resource pattern 2 or an integer multiple of the number of milliseconds.
- the resource indication information includes N4 resource bitmaps corresponding to the N4 resource periods; N4 is greater than or equal to 2. Integer. For example, if the resource configuration information includes a resource period P1 and a resource period P2, the resource indication information includes a resource bitmap 1 (corresponding to the resource period P1) and a resource bitmap 2 (corresponding to the resource period P2).
- the length of at least one resource bitmap in the N4 resource bitmaps is an integer multiple of the number of time units of the resource period corresponding to the resource bitmap.
- the time unit is a time slot or millisecond.
- the length L1 of the resource bitmap 1 is an integer multiple of the number of time slots or an integer multiple of the number of milliseconds corresponding to the resource period P1.
- the length L2 of the resource bitmap 2 is an integer multiple of the number of time slots or an integer multiple of the number of milliseconds corresponding to the resource period P2.
- the bits of the resource bitmap included in the resource indication information correspond to the resources included in the first resource.
- the bits of the resource bitmap included in the resource indication information corresponding to the resources included in the first resource include:
- Each bit of the resource bitmap corresponds to resources of U time units included in the first resource; U is greater than or equal to 1.
- the time unit is time slot or millisecond.
- the resource configuration information includes N5 resource patterns
- the resource indication information includes a resource bitmap
- the resources in the N5 resource patterns and the bits of the resource bitmap Bit correspondence N5 is an integer greater than or equal to 1.
- the resource indication information has 1 resource bitmap, and the resources in resource pattern 1 correspond to the bits of the resource bitmap, and then the resources in resource pattern 2 correspond to the remaining bits of the resource bitmap.
- the resource configuration information includes N6 resource patterns
- the resource indication information includes N6 resource bitmaps corresponding to the N6 resource patterns
- at least one of the N6 resource patterns is The resource of corresponds to the bit position of the resource bitmap corresponding to the resource pattern; where N6 is an integer greater than or equal to 1.
- N6 is an integer greater than or equal to 1.
- the resource in resource pattern 1 corresponds to the bit of resource bitmap 1
- the resource in resource pattern 2 corresponds to the bit of resource bitmap 2.
- the resources in the resource pattern correspond to the bits of the resource bitmap.
- the resource configuration information includes N7 resource periods
- the resource indication information includes a resource bitmap
- the resources in the N7 resource periods and the resource bitmap Bit correspondence N7 is an integer greater than or equal to 1.
- N7 is an integer greater than or equal to 1.
- the resource indication information has 1 resource bitmap, and the resources in the resource period P1 correspond to the bits of the resource bitmap, and then the resources in the resource period P2 correspond to the remaining bits of the resource bitmap.
- the resource configuration information includes N8 resource periods
- the resource indication information includes N8 resource bitmaps corresponding to the N8 resource periods
- the resource of corresponds to the bit of the resource bitmap corresponding to the resource period; where N8 is an integer greater than or equal to 1.
- N8 is an integer greater than or equal to 1.
- the resource in the resource period P1 corresponds to the bit of the resource bitmap 1; and/or, the resource in the resource period P2 corresponds to the bit of the resource bitmap 2.
- the resources in the resource period correspond to the bits of the resource bitmap.
- the resources in the period of a resource bitmap correspond to the bits of the resource bitmap.
- the period of the resource bitmap is 160ms
- the length of the resource bitmap is 160*2 ⁇
- ⁇ is log 2 (SCS/A)
- each time slot in a period corresponds to the bit of the resource bitmap
- SCS It is the subcarrier interval of the side link
- resource pattern 1 corresponds to resource bitmap 1
- Resource pattern 2 corresponds to resource bitmap 2
- the resource configuration information includes at least one of the following:
- Resource pattern for example, at least one of TDD pattern, pattern of available resources, and pattern of unavailable resources.
- Resource period the unit of the period may be milliseconds or time slots; for example, at least one of the TDD pattern period, the period of available resources, and the period of unavailable resources.
- the available resources may also be referred to as resources available for the side link, and include at least one of side link transmission resources and side link synchronization resources. Preferably, it includes side link transmission resources and side link synchronization resources.
- Unavailable resources can also be called resources that are not available for side links;
- Information about the side link synchronization resource for example, the number of side link synchronization resources (sync resources), and/or the number of resources used to transmit the side link synchronization signal included in the side link synchronization resources.
- the side link synchronization signal mentioned in the embodiment of the present invention includes at least one of the side link synchronization signal of NR and the side link synchronization signal of LTE.
- the side link synchronization resource mentioned in the embodiment of the present invention includes at least one of the side link synchronization resource of NR and the side link synchronization resource of LTE.
- the first resource may include available resources and/or unavailable resources, and the available resources included in the first resources correspond to at least some bits in the resource bitmap.
- the available resources are resources that meet preset requirements or uplink resources. Specifically, for example, an uplink time slot, or a time slot containing uplink symbols meeting preset requirements. Available resources can be understood as resources that can be used for SL transmission.
- the side link synchronization resource may be understood as a resource used to transmit the side link synchronization signal. Specifically, it is a resource for transmitting a sidelink synchronization signal (Sidelink Synchronization Signal, SLSS), such as a subframe or a time slot where SLSS or a sidelink-synchronization signal block (SideLink-Synchronization Signal Block, S-SSB) is located . Specifically, it may be a resource corresponding to at least one of the parameter SL-SSB-TimeAllocation (side link synchronization signal block time allocation) and the parameter syncoffsetindicator (synchronization offset indicator).
- SLSS Sidelink Synchronization Signal
- S-SSB sidelink-synchronization signal block
- synchronization offset indicator synchronization offset indicator
- Unavailable resources are resources that do not include uplink symbols that meet preset requirements, such as downlink resources, flexible resources; for another example, symbols X to (X+Y-1) are not all at least one of uplink resources; Unavailable resources can be understood as resources that cannot be used for SL transmission.
- the preset requirement is that the symbols X to (X+Y-1) are uplink symbols, or the symbols X to (X+Y-1) are used for SL.
- the number of available resources may be the number of available resources in a certain period of time, for example, the number of available resources in a certain period or pattern.
- the number of available resources in different periods or patterns may be the same or different, and there is no limitation here.
- the number of unavailable resources can be the number of unavailable resources in a certain period of time, such as the number of unavailable resources in a certain period or pattern.
- the number of unavailable resources in different periods or patterns can be the same or different, and there is no restriction here. .
- the available resources included in the first resource correspond to at least some bits in the resource bitmap, and include:
- the lower B bits or the higher B bits of the resource bitmap correspond to the available resources, and B is the number of available resources.
- the lower A1 bit or the higher A1 bit of the resource bitmap 1 corresponds to the available resource; and/or the lower A2 bit or the higher A2 bit of the resource bitmap 2
- the bits correspond to the available resources; A1 and A2 are the numbers of available resources corresponding to the two resource bitmaps respectively.
- the resource period P1 and the resource period P2 correspond to resource bitmap 1 and resource bitmap 2
- the resource period P1 corresponds to a resource bitmap
- the last A1 resources in the resource pattern 1 correspond to the lower A1 bits (bits) of the resource bitmap 1, and the last A2 resources in the pattern 2 correspond to the lower A2 bits of the resource bitmap 2;
- the last A1 resources in pattern 1 correspond to the high A1 bits of the resource bitmap 1
- the last A2 resources in pattern 2 correspond to the high A2 bits of the resource bitmap 2.
- the last A1' resources in the resource period P1 correspond to the lower A1' bits of the resource bitmap 1, and the last A2' resources in the resource period P2 correspond to the lower A2' bits of the resource bitmap 2;
- the last A1' resources in the resource period P1 correspond to the high A1' bits of the resource bitmap 1
- the last A2' resources in the resource period P2 correspond to the high A2' bits of the resource bitmap 2.
- the last A1" resources in the pattern correspond to the lower A1" bits of the resource bitmap
- the last A1" resources in the pattern correspond to the higher A1" bits of the resource bitmap.
- the last A1"' resources in the resource period correspond to the lower A1"' bits of the resource bitmap
- the last A1"' resources in the resource period correspond to the higher A1"' bits of the resource bitmap.
- step 102 includes:
- the available resource is a resource used for side link transmission.
- the method further includes:
- the value of the bit corresponding to the unavailable resource in the first resource and/or the bit corresponding to the target side link synchronization resource is The second value; the second value indicates that the resource is not a resource in the resource pool used for side link transmission, that is, the resource must not belong to the side link resource pool; for example, if the second value is 0, the user does not expect
- the value of the bit corresponding to the resource and/or target side link synchronization resource is the first value; or the user expects or assumes that the unavailable resource and/or the bit corresponding to the target side link synchronization resource is the second value value.
- determining that the unavailable resource and/or the target sidelink synchronization resource in the first resource cannot be used for sidelink transmission refers to determining the unavailable resource and/or the target sidechain in the first resource The path synchronization resource does not belong to the side link resource pool.
- the target side link synchronization resource includes at least one of the following:
- the side link synchronization resource of the bandwidth part BWP to which the determined resource used for side link transmission belongs for example, when determining the resource belonging to the side link resource pool of BWP j, the target side link synchronization resource is the side link of BWP j Link synchronization resources;
- the side-link synchronization resources of all activated BWPs in the carrier to which the determined resource for side-link transmission belongs for example, when determining the resources belonging to the side-link resource pool of BWP j in carrier k, the target side-link synchronization
- the resource is the side link synchronization resource of all activated BWPs in carrier k;
- the side link synchronization resources of all BWPs in the carrier to which the determined resource used for side link transmission belongs for example, when determining the resources belonging to the side link resource pool of the BWP j in carrier k, the target side link synchronization resource is The side link synchronization resources of all BWPs in carrier k;
- the side link synchronization resource in the carrier to which the determined resource used for side link transmission belongs for example, when determining the resource of the side link resource pool in carrier k, the target side link synchronization resource is the side link synchronization resource in carrier k.
- the side link synchronization resource in the first carrier where the first carrier is all the carriers that are configured or pre-configured by the terminal that can be used for side link transmission.
- the target side link synchronization resource is a target side link synchronization resource used to receive a side link synchronization signal and a target side link synchronization signal used to send a side link synchronization signal. At least one of the side link synchronization resources.
- the target side link synchronization resource is the target side link synchronization resource used to send the side link synchronization signal and the middle link synchronization resource used to send the side link synchronization signal. At least one of.
- the target side link synchronization resource mentioned in the embodiment of the present invention includes at least one of the target side link synchronization resource of NR and the target side link synchronization resource of LTE.
- the control node provides information about the target side link synchronization resources of LTE (for example, the number of side link synchronization resources used for LTE SLSS transmission, and/or the time domain position of the side link synchronization resources used for LTE SLSS transmission) , Then the target side link synchronization resource includes at least the LTE target side link synchronization resource.
- the target side link synchronization resources of LTE for example, the number of side link synchronization resources used for LTE SLSS transmission, and/or the time domain position of the side link synchronization resources used for LTE SLSS transmission
- the control node provides information about the target side link synchronization resource of NR (for example, the number of side link synchronization resources used for NR SLSS transmission, and/or the number of resources used to transmit NR SLSS in the side link synchronization resources ) And LTE target side link synchronization resource information (for example, the number of side link synchronization resources for LTE SLSS transmission, and/or the time domain position of the side link synchronization resource used for LTE SLSS transmission), then the target side The link synchronization resources include NR target side link synchronization resources and LTE target side link synchronization resources.
- the length of the resource bitmap includes any one of the following:
- M2*2 ⁇ ; ⁇ is an integer.
- ⁇ log 2 (SCS/A)
- SCS is the subcarrier spacing of SL
- M1 and/or M2 is at least one of the following values:
- a is any value from 1 to 99.
- a is any one of the following values:
- M1 and/or M2 are at least one value of 0.5; 0.625; 1; 1.25; 2; 2.5; 3; 4; 5; 10; 20;
- M1 and/or M2 are at least one of 3, 10, 20, 25, 50, 100, and 500;
- M1 and/or M2 are at least one value from 1 to 99, 100, 200, 300, 400, 500, 600, 700, 800, 900, and 1000;
- sensing window parameter for example, it is related to the starting point parameter T0 or sl-SensingWindow of the monitoring window, specifically, M1 and/or M2 are 100 and/or 1100;
- selection window selection window parameters, such as selection window end parameter T2 or sl-SelectionWindow, specifically, M1 and/or M2 are at least one of 1, 5, 10, and 20;
- M1 and/or M2 are 160;
- the resource configuration information includes at least one of the following:
- Uplink and downlink resource configuration information for example, TDD-UL-DL-configCommon (time division duplex uplink and downlink common configuration), and/or, TDD-UL-DL-configDedicated (time division duplex uplink and downlink dedicated configuration);
- Side link resource configuration information for example, SL-TDD-config (side link time division duplex configuration);
- Synchronous resource configuration information for example, SL-SyncConfig (side link synchronization resource configuration).
- the terminal corresponds to the bits of the resource bitmap based on the first resource indicated by the side link resource configuration information, so as to determine the resource used for the side link transmission in the first resource.
- the resource used for the side link transmission in the first resource is determined. Specifically, assuming that the SL-TDD-config indicates that the resource period is 10ms, and there are 10 available resources (slots) and 10 unavailable resources (slots) within 10ms, then these 20 slots correspond to at least some bits in the bitmap , Determining the resource used for side link transmission in the first resource according to the indication of the resource bitmap.
- the terminal can obtain the first resource according to the pre-configured TDD-UL-DL-configcommon or SL-TDD-Config;
- the first resource can be obtained based on the obtained SL-TDD-Config;
- the first resource may be obtained based on the TDD-UL-DL-configcommon of the SIB.
- the first resource may be obtained based on the TDD-UL-DL-configcommon of the system information block SIB.
- the acquiring resource configuration information includes any one of the following:
- the terminal determines its own resource configuration information
- the broadcast message carrying the resource configuration information; for example, a sidelink broadcast channel (Physical Sidelink Broadcast Channel, PSBCH), or a master information block (Master Information Bock, MIB) carried by the PSBCH;
- PSBCH Physical Sidelink Broadcast Channel
- MIB Master Information Bock
- SIB System Information Block
- the side link system information block carries the resource configuration information; that is, the SIB that carries configuration information related to the side link, such as SIB X;
- side-link RRC signaling carries the resource configuration information; that is, RRC signaling that carries side-link related configuration information, such as NR side-link dedicated configuration signaling (SL-ConfigDedicatedNR ), and/or RRC signaling of PC5, such as RRC sidelink reconfiguration signaling (RRCReconfigurationSidelink) or RRC sidelink reconfiguration complete signaling (RRCReconfigurationCompleteSidelink);
- RRC signaling that carries side-link related configuration information, such as NR side-link dedicated configuration signaling (SL-ConfigDedicatedNR ), and/or RRC signaling of PC5, such as RRC sidelink reconfiguration signaling (RRCReconfigurationSidelink) or RRC sidelink reconfiguration complete signaling (RRCReconfigurationCompleteSidelink);
- predefined (for example, protocol definition) resource configuration information Obtain predefined (for example, protocol definition) resource configuration information.
- the first resource is indicated by the resource configuration information, and at least one resource bitmap is carried by the resource indication information.
- the bits of the resource bitmap correspond to the resources contained in the first resource, and the terminal can use the resource bitmap according to the resource bitmap.
- the indication of the figure determines the resource used for side-link transmission in the first resource, so as to realize the side-link transmission.
- the resource period the time domain size of the resource pattern*Z1, or the period of the resource pattern*Z1.
- the resource period is 10ms*Z1.
- the resource pattern is a TDD pattern, and there is only one TDD pattern, and the time domain size is 80 timeslots, then the resource period is 80*Z1 timeslots.
- Z1 1.
- each resource period is an integer multiple of the number of time domain units of the corresponding resource pattern, or the resource configuration information includes 1 resource period, and the resource period is an integer multiple of the sum of multiple resource periods .
- the resource pattern is a TDD pattern, and there are 2 TDD patterns with periods of 3ms and 2ms respectively, then the resource periods P1 and P2 are divided into 3ms*Z2 and 2ms*Z2; or the resource period is 5ms*Z2.
- the resource pattern is a TDD pattern, and there are 2 TDD patterns, and the periods are 6 timeslots and 4 timeslots respectively, then the resource periods P1 and P2 are divided into 6*Z2 timeslots and 4*Z2 timeslots ; Further, or the resource period is 10*Z2 time slots.
- Z2 1.
- the resource period is SideLink Synchronization Signal (SLSS) period*Z3 or SideLink-Synchronization Signal Block (S-SSB) period*Z3.
- the unit can be milliseconds (ms) or time slots (slot).
- ms milliseconds
- S-SSB SideLink-Synchronization Signal Block
- the unit can be milliseconds (ms) or time slots (slot).
- ms milliseconds
- Z3 1.
- the above-mentioned Z1, Z2, and Z3 are positive integers.
- the resource indication information contains one or two resource bitmaps; if it contains two resource bitmaps, optionally, the length L1 of the resource bitmap 1 is ms corresponding to resource pattern 1.
- the resource indication information includes a resource bitmap: optionally, the length L1 of the resource bitmap is an integer multiple of the number of ms or the number of time slots corresponding to the resource pattern.
- the resource indication information includes one or two resource bitmaps; if it includes two resource bitmaps, optionally, the length L1 of the resource bitmap 1 is P1 Corresponding to an integer multiple of the number of ms or an integer multiple of the number of time slots (or understood as an integer multiple of P1); optionally, the length L2 of the resource bitmap 2 is an integer multiple of the number of ms corresponding to P2 or the number of time slots Integer multiple (or understood as an integer multiple of P2).
- the resource indication information includes a resource bitmap; optionally, the length L1 of the resource bitmap is an integer multiple of the number of ms corresponding to P1 or an integer multiple of the number of time slots (or understood as Integer multiples of P1).
- Example 2 The calculation method of the correspondence between the available resources and the bits of the resource bitmap
- the available resources in the first resource indicated by the resource configuration information correspond to at least part of the bits in the resource bitmap, and the corresponding manner includes:
- the low A bits or the high A bits of the resource bitmap correspond to the available resources, and A is the number of available resources;
- A1/ A2 is the number of available resources.
- the lower 20 bits in bitmap 1, or the higher 20 bits in bitmap 1, correspond to the available resources
- the lower 40 bits in bitmap 2 or the higher 40 bits in bitmap 2 correspond to available resources.
- Example three the calculation method of the correspondence between the available resources and the bits of the resource bitmap
- the available resources in the first resource indicated by the resource configuration information correspond to at least part of the bits in the resource bitmap, and the corresponding manner includes:
- the resource period includes two resource periods P1 and P2.
- A1 and A2 are the number of available resources in P1 and P2
- B1 and B2 are the number of unavailable resources in P1 P2, and period is the resource bitmap period or length.
- the bits 116 to 120, 136 to 140, and 156 to 160 correspond to the available resources.
- Example 4 The resources contained in the first resource correspond to the bits of the resource bitmap
- the resource indicated by the resource configuration information may correspond to the bit in the resource bitmap: every U time slot indicated by the configuration information corresponds to the bit in the resource bitmap;
- the resource configuration information is SL-TDD-Config
- the accuracy of resource configuration information configuration is G, which can be interpreted as the number of resources indicated by the resource configuration information as a multiple of G, or it can also be interpreted as G as the minimum difference between the number of resources indicated by the resource configuration information.
- the accuracy of G can be G time slots or G milliseconds.
- the terminal obtains resource configuration information and resource indication information, and applies the resource indication information to the first resource ⁇ S ⁇ indicated by the resource configuration information;
- the terminal determines the resource of the resource pool used for side link transmission according to the resource indication information, which specifically includes at least one of the following:
- a sidelink transmission occupies symbols 0-12 in a time slot
- the resource indication information includes a bitmap with a length of 80, where the first 59 bits correspond to the downlink time slot, and the 60th bit corresponds to the front of the time slot. 10 symbols are flexible symbols (flexible symbols), the last 4 symbols are uplink symbols, and the last 20 bits correspond to 20 uplink time slots. It is assumed that the last 20 time slots of the 80 time slots corresponding to the resource indication information are available time slots.
- the first to fourth time slots of the last 20 time slots and the 13th to 15th time slots
- the time slot belongs to the side link resource pool.
- a sidelink resource pool is related to a group of resources.
- P SL is the period of the resource pool, and the assumed unit is milliseconds (ms). Then the i-th cycle of the resource pool starts at the time slot End in time slot in Is the number of time slots in a subframe; 0 ⁇ i ⁇ 10240/ PSL .
- a sidelink resource pool is related to a group of resources.
- P SL is the period of the resource pool, and the assumed unit is a time slot. Then the i-th cycle of the resource pool starts at the time slot End in time slot in in Is the number of slots in a subframe.
- the user determines the resources of the resource pool according to the following steps:
- the resources of the resource pool ;
- a time slot l j is a downlink time slot, or a flexible time slot or a resource used for SLSS or does not meet the preset requirements, then the time slot does not belong to the resource of the resource pool used for side link transmission .
- the control node provides information about the target side link synchronization resources of LTE, such as the number of side link synchronization resources used for LTE SLSS transmission.
- the resources used for SLSS in the above steps include at least the target side link of LTE Synchronize resources. That is, the target side link synchronization resource of LTE does not belong to the resource pool.
- the number of side link synchronization resources used for LTE SLSS transmission is Q
- the resources used for SLSS in the above embodiment are Q subframes, or Q*2 ⁇ time slots, ⁇ is log 2 (SCS/ 15kHz), SCS is the SCS of SL.
- the NR control node such as gNB, provides information about the target side link synchronization resource of LTE.
- the terminal determines that the target side link synchronization resource includes the target side link of LTE. Synchronize resources.
- the terminal determines that the target side link synchronization resource of LTE does not belong to the NR side link resource pool, and/or the bit in the resource bitmap corresponding to the target side link synchronization resource of LTE is the second value, and /Or, the terminal ignores the bit in the resource bitmap corresponding to the target side link synchronization resource of LTE.
- the control node provides information about the target side link synchronization resource of NR (for example, the number of side link synchronization resources used for NR SLSS transmission, and/or the number of resources used to transmit NR SLSS in the side link synchronization resources),
- the resources used for the SLSS in the above steps include the target side link synchronization resources of the NR. That is, the target side link synchronization resource of the NR does not belong to the resource pool.
- the number of side link synchronization resources used for NR SLSS transmission is Q
- the number of resources used for transmitting NR SLSS in each side link synchronization resource is L SLSS
- the resources used for SLSS in the above embodiment Q*L SLSS time slots corresponding to the target side link synchronization resource of NR.
- the NR control node such as gNB, provides the target side link synchronization resource of NR, and when determining the resource of the NR side link resource pool, the terminal determines that the target side link synchronization resource includes the target side link synchronization resource of NR. .
- the terminal determines that the target side link synchronization resource of NR does not belong to the NR side link resource pool, and/or the bit in the resource bitmap corresponding to the target side link synchronization resource of NR is the second value, and /Or, the terminal ignores the bit in the resource bitmap corresponding to the target side link synchronization resource of the NR.
- the control node provides information about the target side link synchronization resources of NR (for example, the number of side link synchronization resources used for NR SLSS transmission, and/or the number of resources used to transmit NR SLSS in the side link synchronization resources), and Information about the target side link synchronization resource of LTE (for example, the number of side link synchronization resources transmitted by LTE SLSS).
- the resources used for SLSS in the above step include the target side link synchronization resource of NR and the target of LTE Side link synchronization resources. That is, the target side link synchronization resource of NR and the target side link synchronization resource of LTE do not belong to the resource pool.
- the number of side link synchronization resources used for LTE SLSS transmission is Q1
- the number of side link synchronization resources used for NR SLSS transmission is Q2
- the resources used for NR SLSS transmission are synchronized with those used for LTE SLSS transmission. Resources do not overlap.
- the resources used for SLSS in the above embodiment are the target side link synchronization resources of LTE and the target of NR.
- the Q1 subframes and Q2 SLSS time slots corresponding to the side link synchronization resource, or Q1*2 ⁇ + Q2 SLSS time slots, ⁇ is log 2 (SCS/15kHz), and the SCS is the SCS of the NR side link.
- the NR control node such as gNB, provides information about the target side link synchronization resource of NR and the target side link synchronization resource of LTE.
- the terminal determines the target side link
- the synchronization resource includes the target side link synchronization resource of NR and the target side link synchronization resource of LTE.
- the terminal determines: the target side link synchronization resource of NR and the target side link synchronization resource of LTE do not belong to the NR side link resource pool, and/or the target side link synchronization resource of NR and the target side link of LTE
- the bit in the resource bitmap corresponding to the link synchronization resource is the second value, and/or the terminal ignores the bit in the resource bitmap corresponding to the target sidelink synchronization resource of NR and the target sidelink synchronization resource of LTE.
- Example 7 Target side link synchronization resources
- the target side link synchronization resource is a synchronization resource that belongs to the same BWP or carrier as the resource of the determined resource pool used for side link transmission;
- the target side link synchronization resource is the SL synchronization resource of BWP j; for example, when determining the resource of the resource pool i of BWP j, if one corresponds to the available resource And the resource corresponding to the bit belongs to the side link synchronization resource of the BWP j, it is considered that the resource does not belong to the resource of the resource pool used for side link transmission.
- the target side link synchronization resource is the side link synchronization resource of all activated BWPs in the carrier k;
- the resource when determining the resource of the resource pool i of the BWP j in the carrier k, if a bit corresponding to the available resource and the resource corresponding to the bit belongs to the side link synchronization resource of the BWP j'in the carrier k, the resource is considered not to be used.
- the target side link synchronization resource is the side link synchronization resource of all BWPs in the carrier k;
- the control node provides information about the target side link synchronization resources of LTE, such as the number of side link synchronization resources used for LTE SLSS transmission.
- the target side link synchronization resources in the above steps include at least the target side link of LTE Synchronize resources.
- the control node provides information about the target side link synchronization resource of NR (for example, the number of side link synchronization resources used for NR SLSS transmission, and/or the number of resources used to transmit NR SLSS in the side link synchronization resources),
- the target side link synchronization resource in the above steps includes the target side link synchronization resource of the NR.
- the control node provides information about the target side link synchronization resources of NR (for example, the number of side link synchronization resources used for NR SLSS transmission, and/or the number of resources used to transmit NR SLSS in the side link synchronization resources) and Information about the target side link synchronization resources of LTE (for example, the number of side link synchronization resources transmitted by LTE SLSS).
- the target side link synchronization resources in the above steps include the target side link synchronization resources of NR and the target side link synchronization resources of LTE. Link synchronization resources.
- control node in the foregoing embodiment may be an NR control node, such as a gNB or other NR network equipment.
- an embodiment of the present invention also provides a terminal 200, including:
- the obtaining module 201 is configured to obtain resource configuration information and resource indication information; the resource configuration information is used to indicate a first resource; the resource indication information includes at least one of the following: at least one resource bitmap, the at least one resource bit Graph period
- the determining module 202 is configured to determine a resource used for side link transmission in the first resource according to the resource indication information.
- the resource indication information when the resource configuration information includes N1 resource patterns, includes a resource bitmap; N1 is an integer greater than or equal to 1;
- the resource indication information includes a resource bitmap; N2 is an integer greater than or equal to 1.
- the length of the resource bitmap is an integer multiple of the sum of the number of time units of N1 resource patterns
- the length of the resource bitmap is an integer multiple of the sum of the number of time units of N2 resource periods.
- the resource indication information when the resource configuration information includes N3 resource patterns, includes N3 resource bitmaps corresponding to the N3 resource patterns; N3 is greater than Or an integer equal to 2;
- the resource indication information includes N4 resource bitmaps corresponding to the N4 resource periods, respectively; N4 is an integer greater than or equal to 2.
- the length of at least one resource bitmap in the N3 resource bitmaps is an integer multiple of the number of time units of the resource pattern corresponding to the resource bitmap;
- the length of at least one resource bitmap in the N4 resource bitmaps is an integer multiple of the number of time units of the resource period corresponding to the resource bitmap.
- the bits of the resource bitmap included in the resource indication information correspond to the resources included in the first resource.
- the bits of the resource bitmap included in the resource indication information corresponding to the resources included in the first resource include:
- Each bit of the resource bitmap corresponds to resources of U time units included in the first resource; U is greater than or equal to 1.
- the resource configuration information includes N5 resource patterns
- the resource indication information includes a resource bitmap, the resources in the N5 resource patterns and the Bit correspondence of the resource bitmap
- the resource configuration information includes N6 resource patterns
- the resource indication information includes N6 resource bitmaps corresponding to the N6 resource patterns, respectively, the resource in at least one resource pattern in the N6 resource patterns Corresponding to the bits of the resource bitmap corresponding to the resource pattern;
- N5 is an integer greater than or equal to 1
- N6 is an integer greater than or equal to 1.
- the resource configuration information includes N7 resource periods
- the resource indication information includes a resource bitmap, the resources in the N7 resource periods and the Bit correspondence of the resource bitmap
- the resource configuration information includes N8 resource periods
- the resource indication information includes N8 resource bitmaps corresponding to the N8 resource periods, respectively, the resources in at least one resource period of the N8 resource periods Corresponding to the bits of the resource bitmap corresponding to the resource period;
- N7 is an integer greater than or equal to 1
- N8 is an integer greater than or equal to 1.
- the available resources included in the first resource correspond to at least some bits in the resource bitmap.
- the determining module includes:
- the determining sub-module is configured to determine that if the value of the bit of the resource bitmap corresponding to the available resource is the first value, and the available resource does not belong to the target side link synchronization resource, determine that the available resource is used for side-by-side Link transmission resources.
- the terminal further includes:
- the processing module is configured to ignore the bit corresponding to the unavailable resource in the first resource and/or the target side link synchronization resource when determining the resource used for side link transmission in the first resource Bit
- the bit corresponding to the unavailable resource in the first resource and/or the target side link synchronization resource corresponds to The value of the bit position is the second value
- the target side link synchronization resource includes at least one of the following:
- the side link synchronization resource in the first carrier is the side link synchronization resource in the first carrier.
- the resources used for side link transmission include at least one of the following:
- the second resource used for side link transmission is the second resource used for side link transmission
- the third resource used for side link reception is the third resource used for side link reception.
- the content contained in the resource indication information is at least partially the same.
- the existence correspondence relationship includes at least one of the following:
- the length of the resource bitmap includes any one of the following:
- M2*2 ⁇ ; ⁇ is an integer.
- the value of M1 and/or M2 is at least one of the following values:
- a is any value from 1 to 99.
- a is any one of the following values:
- the resource configuration information includes at least one of the following:
- the side link synchronization resource information The side link synchronization resource information.
- the resource configuration information includes at least one of the following:
- the terminal provided in the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 1, and to avoid repetition, details are not described here.
- the first resource is indicated by the resource configuration information, and at least one resource bitmap is carried by the resource indication information.
- the bit of the resource bitmap corresponds to the resource contained in the first resource, and the terminal can determine according to the indication of the resource bitmap Resources used for side-link transmission in the first resource, so as to realize side-link transmission.
- Fig. 3 is a schematic diagram of the hardware structure of a terminal for implementing various embodiments of the present invention.
- the terminal 300 includes but is not limited to: a radio frequency unit 301, a network module 302, an audio output unit 303, an input unit 304, a sensor 305, a display unit 306, a user input unit 307, an interface unit 308, a memory 309, a processor 310, and a power supply 311 and other parts.
- a radio frequency unit 301 includes but is not limited to: a radio frequency unit 301, a network module 302, an audio output unit 303, an input unit 304, a sensor 305, a display unit 306, a user input unit 307, an interface unit 308, a memory 309, a processor 310, and a power supply 311 and other parts.
- terminal structure shown in FIG. 3 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine certain components, or arrange different components.
- terminals include, but are not limited to, mobile phones, tablet computers, notebook computers, palmtop computers, vehicle-mounted terminals, wearable
- the radio frequency unit 301 is used to obtain resource configuration information and resource indication information; the resource configuration information is used to indicate the first resource; the resource indication information includes at least one of the following: at least one resource bitmap, the at least one The period of the resource bitmap;
- the processor 310 is configured to determine, according to the resource indication information, a resource used for side link transmission in the first resource.
- the terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of FIG. 1, and to avoid repetition, details are not described herein again.
- the first resource is indicated by the resource configuration information, and at least one resource bitmap is carried by the resource indication information.
- the bit of the resource bitmap corresponds to the resource contained in the first resource, and the terminal can determine according to the indication of the resource bitmap Resources used for side-link transmission in the first resource, so as to realize side-link transmission.
- the radio frequency unit 301 can be used for receiving and sending signals during the process of sending and receiving information or talking. Specifically, the downlink data from the base station is received and processed by the processor 310; in addition, Uplink data is sent to the base station.
- the radio frequency unit 301 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
- the radio frequency unit 301 can also communicate with the network and other devices through a wireless communication system.
- the terminal provides users with wireless broadband Internet access through the network module 302, such as helping users to send and receive emails, browse web pages, and access streaming media.
- the audio output unit 303 may convert the audio data received by the radio frequency unit 301 or the network module 302 or stored in the memory 309 into an audio signal and output it as sound. Moreover, the audio output unit 303 may also provide audio output related to a specific function performed by the terminal 300 (for example, call signal reception sound, message reception sound, etc.).
- the audio output unit 303 includes a speaker, a buzzer, a receiver, and the like.
- the input unit 304 is used to receive audio or video signals.
- the input unit 304 may include a graphics processing unit (GPU) 3041 and a microphone 3042.
- the graphics processing unit 3041 is used to capture images of still pictures or videos obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Data is processed.
- the processed image frame may be displayed on the display unit 306.
- the image frames processed by the graphics processor 3041 can be stored in the memory 309 (or other storage medium) or sent via the radio frequency unit 301 or the network module 302.
- the microphone 3042 can receive sound, and can process such sound into audio data.
- the processed audio data can be converted into a format that can be sent to the mobile communication base station via the radio frequency unit 301 in the case of a telephone call mode for output.
- the terminal 300 also includes at least one sensor 305, such as a light sensor, a motion sensor, and other sensors.
- the light sensor includes an ambient light sensor and a proximity sensor.
- the ambient light sensor can adjust the brightness of the display panel 3061 according to the brightness of the ambient light.
- the proximity sensor can close the display panel 3061 and/or when the terminal 300 is moved to the ear. Or backlight.
- the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal gestures (such as horizontal and vertical screen switching, related games, Magnetometer posture calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 305 can also include fingerprint sensor, pressure sensor, iris sensor, molecular sensor, gyroscope, barometer, hygrometer, thermometer, infrared Sensors, etc., will not be repeated here.
- the display unit 306 is used to display information input by the user or information provided to the user.
- the display unit 306 may include a display panel 3061, and the display panel 3061 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
- LCD liquid crystal display
- OLED organic light-emitting diode
- the user input unit 307 may be used to receive inputted number or character information, and generate key signal input related to user settings and function control of the terminal.
- the user input unit 307 includes a touch panel 3071 and other input devices 3072.
- the touch panel 3071 also called a touch screen, can collect user touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 3071 or near the touch panel 3071. operate).
- the touch panel 3071 may include two parts: a touch detection device and a touch controller.
- the touch detection device detects the user's touch position, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 310, the command sent by the processor 310 is received and executed.
- the touch panel 3071 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
- the user input unit 307 may also include other input devices 3072.
- other input devices 3072 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
- the touch panel 3071 can be overlaid on the display panel 3061.
- the touch panel 3071 detects a touch operation on or near it, it transmits it to the processor 310 to determine the type of touch event, and then the processor 310 determines the type of touch event according to the touch
- the type of event provides corresponding visual output on the display panel 3061.
- the touch panel 3071 and the display panel 3061 are used as two independent components to realize the input and output functions of the terminal, in some embodiments, the touch panel 3071 and the display panel 3061 can be integrated. Realize the input and output functions of the terminal, the specifics are not limited here.
- the interface unit 308 is an interface for connecting an external device with the terminal 300.
- the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
- the interface unit 308 can be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 300 or can be used to communicate between the terminal 300 and the external device. Transfer data between.
- the memory 309 can be used to store software programs and various data.
- the memory 309 may mainly include a program storage area and a data storage area.
- the program storage area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data created by the use of mobile phones (such as audio data, phone book, etc.), etc.
- the memory 309 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
- the processor 310 is the control center of the terminal. It uses various interfaces and lines to connect various parts of the entire terminal. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
- the processor 310 may include one or more processing units; preferably, the processor 310 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface, and application programs.
- the processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 310.
- the terminal 300 may also include a power source 311 (such as a battery) for supplying power to various components.
- a power source 311 such as a battery
- the power source 311 may be logically connected to the processor 310 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system. Function.
- the terminal 300 includes some functional modules not shown, which will not be repeated here.
- the embodiment of the present invention also provides a terminal, including a processor, a memory, and a computer program stored in the memory and running on the processor.
- the computer program is executed by the processor to implement the above resource determination method.
- the embodiment of the present invention also provides a computer-readable storage medium, and a computer program is stored on the computer-readable storage medium.
- a computer program is stored on the computer-readable storage medium.
- the computer program is executed by a processor, each process of the above-mentioned resource determination method embodiment is realized, and the same technology can be achieved. The effect, in order to avoid repetition, will not be repeated here.
- the computer-readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk, or optical disk, etc.
- the technical solution of the present invention essentially or the part that contributes to the existing technology can be embodied in the form of a software product, and the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, The optical disc) includes several instructions to make a terminal (which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present invention.
- a terminal which can be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (46)
- 一种资源确定方法,应用于终端,包括:获取资源配置信息和资源指示信息;所述资源配置信息用于指示第一资源;所述资源指示信息包含以下至少一项:至少一个资源位图、所述至少一个资源位图的周期;根据所述资源指示信息,确定所述第一资源中用于旁链路传输的资源。
- 根据权利要求1所述的方法,其中,在所述资源配置信息包含N1个资源图样的情况下,所述资源指示信息包含一个资源位图;N1为大于或者等于1的整数;或者,在所述资源配置信息包含N2个资源周期的情况下,所述资源指示信息包含一个资源位图;N2为大于或者等于1的整数。
- 根据权利要求2所述的方法,其中,所述资源位图的长度为N1个资源图样的时间单元数目之和的整数倍;或者,所述资源位图的长度为N2个资源周期的时间单元数目之和的整数倍。
- 根据权利要求1所述的方法,其中,在所述资源配置信息包含N3个资源图样的情况下,所述资源指示信息包含与N3个资源图样分别对应的N3个资源位图;N3为大于或者等于2的整数;或者,在所述资源配置信息包含N4个资源周期的情况下,所述资源指示信息包含与N4个资源周期分别对应的N4个资源位图;N4为大于或者等于2的整数。
- 根据权利要求4所述的方法,其中,所述N3个资源位图中至少一个资源位图的长度为与所述资源位图对应的资源图样的时间单元数目的整数倍;或者,所述N4个资源位图中至少一个资源位图的长度为与所述资源位图对应的资源周期的时间单元数目的整数倍。
- 根据权利要求1所述的方法,其中,所述资源指示信息包含的资源位图的比特位与所述第一资源包含的资源对应。
- 根据权利要求6所述的方法,其中,所述资源指示信息包含的资源位图的比特位与所述第一资源包含的资源对应,包括:所述资源位图的每个比特位与所述第一资源包含的U个时间单元的资源对应;U大于或者等于1。
- 根据权利要求1所述的方法,其中,在所述资源配置信息包含N5个资源图样,所述资源指示信息包含一个资源位图的情况下,所述N5个资源图样中的资源和所述资源位图的比特位对应;或者,在所述资源配置信息包含N6个资源图样,所述资源指示信息包含与N6个资源图样分别对应的N6个资源位图的情况下,所述N6个资源图样中的至少一个资源图样中的资源和与所述资源图样对应的资源位图的比特位对应;其中,N5为大于或者等于1的整数,N6为大于或者等于1的整数。
- 根据权利要求1所述的方法,其中,在所述资源配置信息包含N7个资源周期,所述资源指示信息包含一个资源位图的情况下,所述N7个资源周期中的资源和所述资源位图的比特位对应;或者,在所述资源配置信息包含N8个资源周期,所述资源指示信息包含与N8个资源周期分别对应的N8个资源位图的情况下,所述N8个资源周期中的至少一个资源周期中的资源和与所述资源周期对应的资源位图的比特位对应;其中,N7为大于或者等于1的整数,N8为大于或者等于1的整数。
- 根据权利要求1所述的方法,其中,所述第一资源包含的可用资源与所述资源位图中的至少部分比特位对应。
- 根据权利要求10所述的方法,其中,所述根据所述资源指示信息,确定所述第一资源中用于旁链路传输的资源,包括:若和所述可用资源对应的资源位图的比特位的取值为第一值,且所述可用资源不属于目标旁链路同步资源,确定该可用资源为用于旁链路传输的资源。
- 根据权利要求1所述的方法,还包括:在确定所述第一资源中用于旁链路传输的资源时,忽略所述第一资源中的不可用资源对应的比特位和/或目标旁链路同步资源对应的比特位;和/或,在确定所述第一资源中用于旁链路传输的资源时,与所述第一资源中的不可用资源对应的比特位和/或目标旁链路同步资源对应的比特位的取值为第二值;和/或,在确定所述第一资源中用于旁链路传输的资源时,确定第一资源中的不可用资源和/或目标旁链路同步资源不用于旁链路传输。
- 根据权利要求11或12所述的方法,其中,所述目标旁链路同步资源包括以下至少一项:所确定的用于旁链路传输的资源所属带宽部分BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内所有激活的BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内所有BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内的旁链路同步资源;第一载波内的旁链路同步资源。
- 根据权利要求1所述的方法,其中,用于旁链路传输的资源包括以下至少一项:用于旁链路发送的第二资源;用于旁链路接收的第三资源。
- 根据权利要求14所述的方法,其中,对于存在对应关系的第二资源和第三资源,所述资源指示信息包含的内容至少部分相同。
- 根据权利要求15所述的方法,其中,所述存在对应关系包括下述至少一项:目标标识相同的第二资源和第三资源存在对应关系;子载波间隔相同的第二资源和第三资源存在对应关系;循环前缀相同的第二资源和第三资源存在对应关系;优先级相同的第二资源和第三资源存在对应关系;服务质量QoS需求相同的第二资源和第三资源存在对应关系;能够用于单播传输的第二资源和第三资源存在对应关系;能够建立PC5无线资源控制RRC连接的第二资源和第三资源存在对应关系;包含了相同的反馈资源的第二资源和第三资源存在对应关系。
- 根据权利要求1所述的方法,其中,所述资源位图的长度包括下述任意一种:M1;M2*2 μ;μ为整数。
- 根据权利要求17所述的方法,其中,M1和/或M2的取值为以下至少一个值:0.5;0.625;a;100;160;200;300;400;500;600;700;800;900;1000;1100;其中,a为1~99中的任意一个值。
- 根据权利要求18所述的方法,其中,a为下述任意一个值:1;1.25;2;2.5;3;4;5;10;20;25;32;50;80。
- 根据权利要求1所述的方法,其中,所述资源配置信息包含以下至少一项:资源图样;资源周期;可用资源的信息;不可用资源的信息;旁链路同步资源的信息。
- 根据权利要求1所述的方法,其中,所述资源配置信息包括以下至少一项:上下行资源配置信息;旁链路资源配置信息;同步资源配置信息。
- 一种终端,包括:获取模块,用于获取资源配置信息和资源指示信息;所述资源配置信息用于指示第一资源;所述资源指示信息包含以下至少一项:至少一个资源位图、所述至少一个资源位图的周期;确定模块,用于根据所述资源指示信息,确定所述第一资源中用于旁链路传输的资源。
- 根据权利要求22所述的终端,其中,在所述资源配置信息包含N1个资源图样的情况下,所述资源指示信息包含一个资源位图;N1为大于或者等于1的整数;或者,在所述资源配置信息包含N2个资源周期的情况下,所述资源指示信息包含一个资源位图;N2为大于或者等于1的整数。
- 根据权利要求23所述的终端,其中,所述资源位图的长度为N1个资源图样的时间单元数目之和的整数倍;或者,所述资源位图的长度为N2个资源周期的时间单元数目之和的整数倍。
- 根据权利要求22所述的终端,其中,在所述资源配置信息包含N3个资源图样的情况下,所述资源指示信息包含与N3个资源图样分别对应的N3个资源位图;N3为大于或者等于2的整数;或者,在所述资源配置信息包含N4个资源周期的情况下,所述资源指示信息包含与N4个资源周期分别对应的N4个资源位图;N4为大于或者等于2的整数。
- 根据权利要求25所述的终端,其中,所述N3个资源位图中至少一个资源位图的长度为与所述资源位图对应的资源图样的时间单元数目的整数倍;或者,所述N4个资源位图中至少一个资源位图的长度为与所述资源位图对应 的资源周期的时间单元数目的整数倍。
- 根据权利要求22所述的终端,其中,所述资源指示信息包含的资源位图的比特位与所述第一资源包含的资源对应。
- 根据权利要求27所述的终端,其中,所述资源指示信息包含的资源位图的比特位与所述第一资源包含的资源对应,包括:所述资源位图的每个比特位与所述第一资源包含的U个时间单元的资源对应;U大于或者等于1。
- 根据权利要求22所述的终端,其中,在所述资源配置信息包含N5个资源图样,所述资源指示信息包含一个资源位图的情况下,所述N5个资源图样中的资源和所述资源位图的比特位对应;或者,在所述资源配置信息包含N6个资源图样,所述资源指示信息包含与N6个资源图样分别对应的N6个资源位图的情况下,所述N6个资源图样中的至少一个资源图样中的资源和与所述资源图样对应的资源位图的比特位对应;其中,N5为大于或者等于1的整数,N6为大于或者等于1的整数。
- 根据权利要求22所述的终端,其中,在所述资源配置信息包含N7个资源周期,所述资源指示信息包含一个资源位图的情况下,所述N7个资源周期中的资源和所述资源位图的比特位对应;或者,在所述资源配置信息包含N8个资源周期,所述资源指示信息包含与N8个资源周期分别对应的N8个资源位图的情况下,所述N8个资源周期中的至少一个资源周期中的资源和与所述资源周期对应的资源位图的比特位对应;其中,N7为大于或者等于1的整数,N8为大于或者等于1的整数。
- 根据权利要求22所述的终端,其中,所述第一资源包含的可用资源与所述资源位图中的至少部分比特位对应。
- 根据权利要求31所述的终端,其中,所述确定模块包括:确定子模块,用于若和所述可用资源对应的资源位图的比特位的取值为第一值,且所述可用资源不属于目标旁链路同步资源,确定该可用资源为用于旁链路传输的资源。
- 根据权利要求22所述的终端,还包括:处理模块,用于在确定所述第一资源中用于旁链路传输的资源时,忽略和所述第一资源中的不可用资源对应的比特位和/或目标旁链路同步资源对应的比特位;和/或,用于在确定所述第一资源中用于旁链路传输的资源时,与所述第一资源中的不可用资源对应的比特位和/或目标旁链路同步资源对应的比特位的取值为第二值;和/或,用于在确定所述第一资源中用于旁链路传输的资源时,确定第一资源中的不可用资源和/或目标旁链路同步资源不用于旁链路传输。
- 根据权利要求32或33所述的终端,其中,所述目标旁链路同步资源包括以下至少一项:所确定的用于旁链路传输的资源所属带宽部分BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内所有激活的BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内所有BWP的旁链路同步资源;所确定的用于旁链路传输的资源所属载波内的旁链路同步资源;第一载波内的旁链路同步资源。
- 根据权利要求22所述的终端,其中,用于旁链路传输的资源包括以下至少一项:用于旁链路发送的第二资源;用于旁链路接收的第三资源。
- 根据权利要求35所述的终端,其中,对于存在对应关系的第二资源和第三资源,所述资源指示信息包含的内容至少部分相同。
- 根据权利要求36所述的终端,其中,所述存在对应关系包括下述至少一项:目标标识相同的第二资源和第三资源存在对应关系;子载波间隔相同的第二资源和第三资源存在对应关系;循环前缀相同的第二资源和第三资源存在对应关系;优先级相同的第二资源和第三资源存在对应关系;服务质量QoS需求相同的第二资源和第三资源存在对应关系;能够用于单播传输的第二资源和第三资源存在对应关系;能够建立PC5无线资源控制RRC连接的第二资源和第三资源存在对应关系;包含了相同的反馈资源的第二资源和第三资源存在对应关系。
- 根据权利要求22所述的终端,其中,所述资源位图的长度包括下述任意一种:M1;M2*2 μ;μ为整数。
- 根据权利要求38所述的终端,其中,M1和/或M2的取值为以下至少一个值:0.5;0.625;a;100;160;200;300;400;500;600;700;800;900;1000;1100;其中,a为1~99中的任意一个值。
- 根据权利要求39所述的终端,其中,a为下述任意一个值:1;1.25;2;2.5;3;4;5;10;20;25;32;50;80。
- 根据权利要求22所述的终端,其中,所述资源配置信息包含以下至少一项:资源图样;资源周期;可用资源的信息;不可用资源的信息;旁链路同步资源的信息。
- 根据权利要求22所述的终端,其中,所述资源配置信息包括以下至少一项:上下行资源配置信息;旁链路资源配置信息;同步资源配置信息。
- 一种终端,包括处理器、存储器及存储在所述存储器上并可在所述处理器上运行的计算机程序,所述计算机程序被所述处理器执行时实现如权利要求1至21中任一项所述的资源确定方法的步骤。
- 一种计算机可读存储介质,所述计算机可读存储介质上存储计算机程序,所述计算机程序被处理器执行时实现如权利要求1至21中任一项所述的资源确定方法的步骤。
- 一种计算机程序产品,存储在计算机可读存储介质中,所述计算机程序产品被至少一个处理器执行以实现如权利要求1至21中任一项所述的资源确定方法的步骤。
- 一种终端,所述终端用于执行如权利要求1至21中任一项所述的资源确定方法的步骤。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010271295.1 | 2020-04-08 | ||
CN202010271295.1A CN113498088B (zh) | 2020-04-08 | 2020-04-08 | 资源确定方法及终端 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021204152A1 true WO2021204152A1 (zh) | 2021-10-14 |
Family
ID=77995443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2021/085813 WO2021204152A1 (zh) | 2020-04-08 | 2021-04-07 | 资源确定方法及终端 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN113498088B (zh) |
WO (1) | WO2021204152A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116367311A (zh) * | 2021-12-20 | 2023-06-30 | 维沃移动通信有限公司 | 通信资源的确定方法、装置及终端 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20190342910A1 (en) * | 2018-05-01 | 2019-11-07 | Huawei Technologies Co., Ltd. | Methods and apparatus for sidelink communications and resource allocation |
CN110536430A (zh) * | 2018-09-05 | 2019-12-03 | 中兴通讯股份有限公司 | 通信及资源配置方法、装置、基站、终端及存储介质 |
CN110958692A (zh) * | 2018-09-26 | 2020-04-03 | 维沃移动通信有限公司 | 副链路传输资源的选择方法、配置方法及设备 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115002910A (zh) * | 2016-09-30 | 2022-09-02 | 北京三星通信技术研究有限公司 | 一种v2x通信中的发送资源确定方法和设备 |
CN110392431A (zh) * | 2018-04-19 | 2019-10-29 | 中兴通讯股份有限公司 | 一种实现边链路资源配置的方法、装置及系统 |
WO2020025042A1 (zh) * | 2018-08-03 | 2020-02-06 | Oppo广东移动通信有限公司 | 资源配置的方法和终端设备 |
CN110958092A (zh) * | 2018-09-26 | 2020-04-03 | 维沃移动通信有限公司 | 信号发送方法、接收方法及发送设备、接收设备 |
CN110972297B (zh) * | 2018-09-30 | 2022-08-26 | 华为技术有限公司 | 一种信号传输方法及装置 |
-
2020
- 2020-04-08 CN CN202010271295.1A patent/CN113498088B/zh active Active
-
2021
- 2021-04-07 WO PCT/CN2021/085813 patent/WO2021204152A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20190342910A1 (en) * | 2018-05-01 | 2019-11-07 | Huawei Technologies Co., Ltd. | Methods and apparatus for sidelink communications and resource allocation |
CN110536430A (zh) * | 2018-09-05 | 2019-12-03 | 中兴通讯股份有限公司 | 通信及资源配置方法、装置、基站、终端及存储介质 |
CN110958692A (zh) * | 2018-09-26 | 2020-04-03 | 维沃移动通信有限公司 | 副链路传输资源的选择方法、配置方法及设备 |
Non-Patent Citations (3)
Title |
---|
HUAWEI; HISILICON: "Sidelink physical layer structure for NR V2X.", 3GPP DRAFT; R1-1911882, vol. RAN WG1, 9 November 2019 (2019-11-09), Reno, USA, pages 1 - 35, XP051823064 * |
NOKIA; NOKIA SHANGHAI BELL: "Addition of field description for single TX resource pool sidelink mode 1 to 38.331 for V2X", 3GPP DRAFT; R2-2007193, vol. RAN WG2, 7 August 2020 (2020-08-07), pages 1 - 50, XP051912001 * |
VIVO: "Discussion on mode 1 resource allocation mechanism.", 3GPP DRAFT; R1-1910212_VIVO, vol. RAN WG1, 4 October 2019 (2019-10-04), Chongqing, China, pages 1 - 15, XP051789017 * |
Also Published As
Publication number | Publication date |
---|---|
CN113498088B (zh) | 2023-07-14 |
CN113498088A (zh) | 2021-10-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20220046541A1 (en) | Channel monitoring method, terminal, and network device | |
US11576183B2 (en) | Method of receiving downlink channel, method of sending downlink channel, terminal and base station | |
US11582791B2 (en) | PUCCH collision processing method and terminal | |
US20210377890A1 (en) | Measurement processing method, parameter configuration method, terminal, and network device | |
US11979893B2 (en) | Resource configuration method, terminal, and network device | |
WO2020253612A1 (zh) | Pdcch监听方法和终端 | |
WO2020192674A1 (zh) | 搜索空间的配置方法及装置、通信设备 | |
US11910235B2 (en) | Data processing method, information configuration method, terminal, and network device | |
WO2020063240A1 (zh) | 信道接入方法、配置方法、终端及网络侧设备 | |
US20210105651A1 (en) | Measurement gap processing method, terminal, and network node | |
WO2019134658A1 (zh) | 辅小区状态的指示方法及通信设备 | |
WO2020228537A1 (zh) | 资源确定方法、资源指示方法、终端及网络侧设备 | |
US20210243764A1 (en) | Resource Allocation Method, Terminal Device, and Network-Side Device | |
WO2021208879A1 (zh) | 资源确定方法、指示方法及设备 | |
WO2021147794A1 (zh) | 频域资源处理方法、频域资源配置方法及相关设备 | |
WO2021204152A1 (zh) | 资源确定方法及终端 | |
WO2021204155A1 (zh) | 资源确定方法及终端 | |
WO2019214458A1 (zh) | 操作控制方法、移动通信终端及网络侧设备 | |
WO2019154066A1 (zh) | 下行信道的接收方法、发送方法、终端和基站 | |
US20220124742A1 (en) | Sending method, interference handling method, terminal, and network-side device | |
WO2021155765A1 (zh) | 物理上行控制信道传输方法、装置、设备及介质 | |
WO2021068873A1 (zh) | 资源共享方法、终端及网络设备 | |
WO2020169003A1 (zh) | 控制信号的发送方法及传输节点 | |
WO2020151494A1 (zh) | Pucch的发送方法、接收方法、终端和网络侧设备 | |
EP4057755B1 (en) | Information processing method and terminal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21785509 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21785509 Country of ref document: EP Kind code of ref document: A1 |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21785509 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 20/04/2023) |