CN115334646A - Resource selection method, device and terminal - Google Patents

Resource selection method, device and terminal Download PDF

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Publication number
CN115334646A
CN115334646A CN202110506755.9A CN202110506755A CN115334646A CN 115334646 A CN115334646 A CN 115334646A CN 202110506755 A CN202110506755 A CN 202110506755A CN 115334646 A CN115334646 A CN 115334646A
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China
Prior art keywords
information
resource
communication device
resources indicated
resources
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CN202110506755.9A
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Chinese (zh)
Inventor
刘是枭
纪子超
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN202110506755.9A priority Critical patent/CN115334646A/en
Priority to PCT/CN2022/091591 priority patent/WO2022237706A1/en
Publication of CN115334646A publication Critical patent/CN115334646A/en
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

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

Abstract

The application discloses a resource selection method, a device and a terminal, belonging to the field of mobile communication, wherein the resource selection method of the embodiment of the application comprises the following steps: the first communication device determines whether to select resources based on one or more of the at least one first message according to the received characteristic information of the at least one first message. According to the embodiment of the application, the optimal resource information can be utilized to select the resources, and the transmission performance can be effectively improved.

Description

Resource selection method, device and terminal
Technical Field
The application belongs to the technical field of mobile terminals, and particularly relates to a resource selection method, a resource selection device and a terminal.
Background
For a sidelink (sidelink) transmission scenario, the resource selection technique of sidelink may select an enhanced manner, for example, as shown in fig. 1, consider that a user equipment 11 (RX UE) at a data receiving end provides a recommended resource to a user equipment 12 (TX UE) at a data transmitting end, and the TX UE12 performs data transmission using the recommended resource; or the RX UE11 recommends resources unfavorable for transmission to the TX UE12, and the TX UE12 excludes these resources at the time of resource selection; alternatively, as shown in fig. 2, the UE13 (Co-UE) responsible for coordination of transmission by resources recommends resources to another UE (e.g., TX UE 12) that the TX UE utilizes for transmission or excludes the resources in resource selection.
When the TX UE receives recommended resources of multiple RX UEs or Co-UEs, since each recommended resource is inconsistent, improper selection may eventually result in poor transmission performance.
Disclosure of Invention
The embodiment of the application provides a resource selection method, a resource selection device and a terminal, and can solve the problem that when a plurality of recommended resources of first information are received, the transmission performance is poor due to improper selection.
In a first aspect, a resource selection method is provided, which is applied to a first communication device, and includes:
the first communication device determines whether to select resources based on one or more of the at least one first message according to the received characteristic information of the at least one first message; wherein the first information indicates a resource for resource selection.
In a second aspect, an apparatus for selecting a resource is provided, which includes:
the receiving and sending module is used for receiving first information; wherein the first information indicates a resource for resource selection;
and the execution module is used for determining whether to select resources based on one or more of the at least one piece of first information according to the received characteristic information of the at least one piece of first information.
In a third aspect, a terminal is provided, the terminal comprising a processor, a memory and a program or instructions stored on the memory and executable on the processor, the program or instructions, when executed by the processor, implementing the steps of the method according to the first aspect.
In a fourth aspect, a readable storage medium is provided, on which a program or instructions are stored, which when executed by a processor, implement the steps of the method according to the first aspect.
In a fifth aspect, a chip is provided, the chip comprising a processor and a communication interface, the communication interface being coupled to the processor, the processor being configured to execute a program or instructions to implement the method according to the first aspect.
In a sixth aspect, there is provided a computer program/program product stored on a non-transitory storage medium, the program/program product being executable by at least one processor to implement the steps of the resource selection method according to the first aspect.
In the embodiment of the application, whether to select the resource based on one or more of the at least one piece of first information is determined according to the received characteristic information of the at least one piece of first information, so that the optimal resource information can be used for selecting the resource, and the transmission performance can be effectively improved.
Drawings
Fig. 1 is a schematic diagram of a wireless communication system to which an embodiment of the present application is applicable;
fig. 2 is a schematic diagram showing a structure of another wireless communication system to which an embodiment of the present application is applicable;
FIG. 3 is a flow chart illustrating a resource selection method according to an embodiment of the present application;
FIG. 4 is a flow chart illustrating another resource selection method according to an embodiment of the present application;
FIG. 5 is a schematic diagram illustrating a priority determination of a resource selection method according to an embodiment of the present application;
FIG. 6 is a flow chart illustrating another resource selection method according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of a resource selection apparatus according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a communication device provided in an embodiment of the present application;
fig. 9 is a schematic structural diagram of a terminal implementing the embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be described below clearly with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived from the embodiments given herein by a person of ordinary skill in the art are intended to be within the scope of the present disclosure.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in other sequences than those illustrated or otherwise described herein, and that the terms "first" and "second" are generally used herein in a generic sense to distinguish one element from another, and not necessarily from another element, such as a first element which may be one or more than one. In addition, "and/or" in the specification and the claims means at least one of connected objects, and a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
It is noted that the techniques described in the embodiments of the present application are not limited to Long Term Evolution (LTE)/LTE Evolution (LTE-Advanced) systems, but may also be used in other wireless communication systems, such as Code Division Multiple Access (CDMA), time Division Multiple Access (TDMA), frequency Division Multiple Access (FDMA), orthogonal Frequency Division Multiple Access (OFDMA), single-carrier Frequency-Division Multiple Access (SC-FDMA), and other systems. The terms "system" and "network" are often used interchangeably in embodiments of the present application, and the described techniques may be used for both the above-mentioned systems and radio technologies, as well as for other systems and radio technologies. The following description describes a New Radio (NR) system for purposes of example, and NR terminology is used in much of the description below, but the techniques may also be applied to applications other than NR system applications, such as 6 th generation (6 th generation) th Generation, 6G) communication system.
Fig. 1 and fig. 2 respectively show a schematic structural diagram of a wireless communication system to which the embodiment of the present application is applicable. In the sidelink transmission scenario shown, as shown in fig. 1, the wireless communication system includes a data transmitting end 11 and a data receiving end 12. As shown in fig. 2, the wireless communication system includes a data transmitting end 11, a data receiving end 12, and a resource protocol end 13. The data sending end 11, the data receiving end 12 and the resource protocol end 13 may be terminals or control nodes. Wherein, the terminal may also be called as a terminal Device or a User Equipment (UE), the terminal may be a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a Laptop Computer (Laptop Computer) or a notebook Computer, a Personal Digital Assistant (PDA), a palm Computer, a netbook, a super-Mobile Personal Computer (UMPC), a Mobile Internet Device (MID), a Wearable Device (Wearable Device) or a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), and other terminal side devices, the Wearable Device includes: smart watches, bracelets, earphones, glasses, and the like. It should be noted that the embodiment of the present application does not limit the specific type of the terminal. The control node may be a base station, a Road Side Unit (RSU), or a relay node. Herein, a Base Station may be referred to as a node B, an evolved node B, an access Point, a Base Transceiver Station (BTS), a radio Base Station, a radio Transceiver, a Basic Service Set (BSS), an Extended Service Set (ESS), a node B, an evolved node B (eNB), a home node B, a home evolved node B, a WLAN access Point, a WiFi node, a Transmission Receiving Point (TRP), or some other suitable term in the field, as long as the same technical effect is achieved, the Base Station is not limited to a specific technical vocabulary, and it should be noted that, in the embodiment of the present application, only a Base Station in an NR system is taken as an example, but a specific type of the Base Station is not limited.
The resource selection method provided by the embodiments of the present application is described in detail below with reference to the accompanying drawings by using some embodiments and application scenarios thereof.
Fig. 3 shows a flowchart of a resource selection method according to an embodiment of the present application, and as shown in fig. 3, the method may be executed by the first communication device, in other words, the method may be executed by software or hardware installed in the first communication device. The first communication device may be a terminal or a control node. The method may comprise the following steps.
Step S301, the first communication device determines whether to select resources based on one or more of the at least one piece of first information according to the received characteristic information of the at least one piece of first information; wherein the first information indicates a resource for resource selection.
Optionally, the at least one first message is received within a certain time period, and the certain time period may be a time period before the current time, or a time period ending to the current time, or a time period starting before the current time and ending at a future time.
It should be understood that the first communication device may further analyze the characteristic information of each first information when receiving the first information. The characteristic information may be carried by the first information, or may be obtained in other manners, for example, by protocol predefining, network side configuration, higher layer configuration, relay node forwarding, other terminal notification, or other measurement methods. The first information may specifically include: the information related to the first information, the information related to the second communication device at the sending end of the first information, the information related to the first communication device that receives the first information, and may further include transmission characteristics when the first information is sent or received, and in one embodiment, the characteristic information of the first information includes at least one of the following:
a time at which the first communication device received the first information;
a distance between the first communication device and a second communication device;
a user equipment identity of the first communication device;
a User equipment identification (User ID) of the second communication device;
a Group identification (Group ID) of a user Group in which the second communication device is located;
a group identifier of a user group in which the first communication device is located;
the user identification in the user group of the second communication equipment;
a user identification in a user group in which the first communication device is located;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a Radio Resource Control (RRC) connection is established between the first communication device and the second communication device;
the quantity of the first information sent by the second communication equipment in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device; wherein the device properties include: the equipment is a head node, the equipment is a scheduling user, the equipment is a scheduling node, the equipment is a relay node, the equipment is an auxiliary node, the equipment is energy-saving equipment, the equipment is high-power equipment and the like.
Wherein the second communication device is a sending end of the first information.
The content of the first information may further include at least one of:
1. the resource information received by the data receiving end is facilitated, and comprises time-frequency domain resources and/or resource cycles;
2. resource information which is not beneficial to the receiving of the data receiving end comprises time-frequency domain resources and/or resource cycles;
3. the resource validity period indicated in the recommendation information may include a validity time length, a validity time point, validity times and the like;
4. the communication type to which the recommendation information is applicable may include a broadcast service and/or a multicast service and/or a unicast service, etc.;
5. the recommendation strength of the recommendation information, for example, must be applicable, optional, or unusable.
If the first communication device determines that the characteristic information of the first information meets the priority condition, performing resource selection based on the resource indicated in the first information, including the resource information, and then performing data transmission according to a resource selection result; and if the characteristic information of the first information does not meet the priority condition, not selecting the resources based on the resources indicated in the first information. The priority condition may be protocol preset, network configuration, or other communication device notification.
Therefore, the embodiment of the application provides a resource selection method, and whether to perform resource selection based on one or more of the at least one piece of first information is determined according to the received characteristic information of the at least one piece of first information, so that the optimal resource information can be used for performing resource selection, and the transmission performance can be effectively improved.
Fig. 4 shows a flowchart of another resource selection method according to an embodiment of the present application, and as shown in fig. 4, the method may be executed by the first communication device, in other words, the method may be executed by software or hardware installed in the first communication device. The method may include the following steps.
Step S401, a first information set is obtained, wherein the first information set comprises first information received in a first time period.
It should be understood that, alternatively, the time period T may be configured first 0 The duration of the first time period may be a period of T 0 Or N T 0 (ii) a The duration of the first period of time may also be configured directly. The first time period may also be configured to be infinite. The first information received during the first time period is recorded into a first information set.
Step S402, according to the characteristic information of each first information, determining a second information set from the first information set, and selecting resources according to the first information in the second information set;
wherein the first set of information comprises a second set of information.
In one embodiment, the second information set is the first information set, that is, all the first information received in the first time period is used for resource selection.
In another embodiment, according to the characteristic information of each first information, it is determined that part of the first information in the first information set is included in the second information set, and resource selection is performed according to the second information set.
Wherein the characteristic information of the first information includes at least one of:
a time at which the first communication device received the first information;
a distance between the first communication device and a second communication device;
a user equipment identity of the first communication device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identifier of a user group in which the first communication device is located;
the user identification in the user group of the second communication equipment;
a user identification in a user group in which the first communication device is located;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the first communication equipment and the second communication equipment;
the quantity of the first information sent by the second communication equipment in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device; wherein the device properties include: the equipment is a head node, the equipment is a scheduling user, the equipment is a scheduling node, the equipment is a relay node, the equipment is an auxiliary node, the equipment is energy-saving equipment, the equipment is high-power equipment and the like;
wherein the second communication device is a sending end of the first information.
The manner of determining from the first information set that part of the first information is included in the second information set may comprise at least one of:
in one embodiment, the first information is received by the first communication device according to a time t 1 A portion of the first information is determined. Specific examples are as follows:
the time t is measured 1 The first information at the second time period L is included in the second set of information. The second time period is within the first time period.
May be based on the time t at which the first information is received 1 In a sequential order, i.e.The first M pieces of first information received in the first information set are included in the second information set.
The time period for receiving the first information is divided in advance, different priorities are given, and the time t for receiving the first information is determined 1 Determines the priority of the first information at a time period t 1 The earlier, the higher or lower will be its corresponding priority. First information having a priority above a certain threshold is included in the second set of information. For example, as shown in FIG. 5, at the current time t 0 Time period is divided into L in sequence 3 、L 2 、L 1 Time slots, first information a received in each time slot 3 、a 2 And a 1 The corresponding priorities are P3, P2 and P1, respectively, where P1>P2>And (P3). Therefore, the priority of the first information received more recently is ensured to be higher, because the first information has timeliness, and if the first information is not processed for a long time, the resource indication information carried in the first information can reduce the effectiveness of the first information due to the change of system interference.
In another embodiment, the distance between the first communication device and the second communication device is determined as part of the first information, wherein the distance between the first communication device and the second communication device may be a geographical distance or a radio distance. It should be understood that the distance between the first communication device and the second communication device may be based on Zone identification (Zone ID) or Reference Signal Received Power (RSRP) where both parties are located. Accordingly, determining that the portion of the first information is included in the second set of information may specifically include satisfying at least one of: the RSRP is larger than a preset first threshold value; the difference value of the Zone IDs of the two parties is smaller than a second threshold value; the difference of a certain dimension, such as latitude or longitude, of the Zone where the two parties are located is less than N zones. The Zone ID may be carried by the first information, or may be obtained by locating the first communication device and the second communication device.
In another embodiment, the part of the first information is determined based on a group identification of the second communication device and/or of a user group in which the first communication device is located. For example, the first information that the group identifications of the second communication device and the first communication device are the same, or differ by a fixed value, or by a difference value within a certain range is included in the second information set.
In another embodiment, the portion of the first information is determined based on a transmission mode of the first information. Specific examples are as follows:
when the first information adopts unicast transmission, bringing the corresponding first information into a second information set;
when the first information adopts multicast transmission, the corresponding first information is brought into a second information set;
and when the first information adopts broadcast transmission, the corresponding first information is included in the second information set.
In another embodiment, the connection may be an RRC connection or an NAS connection according to whether the first communication device and the second communication device establish the connection determining part of the first information. For example, unicast transmission based on RRC connection or multicast transmission based on RRC connection establishment may be performed between the first communication device and the second communication device.
In another embodiment, according to the second time period T 1 The second communication device transmits the quantity determination portion of the first information. For example, if during the second time period T 1 If the number of the received first information sent by the same second communication equipment exceeds a third threshold value, the corresponding first information is included in the second information set. The second time period T 1 May be N time periods T 0 Or another defined length.
In another embodiment, according to the third time period T 2 The number of resources indicated in the first information sent by the second communication device determines a portion of the first information. For example, if during the third time period T 2 If the number of resources indicated in the first information sent by the same second communication device exceeds the fourth threshold value, the corresponding first information is included in the second information set. The second time period T 2 May be N time periods T 0 Or another defined length.
In another embodiment, the portion of the first information is determined based on a device property of the second communication device. For example, when the second communication device is at least one of a head node, a scheduling user, a scheduling node, a relay node, an auxiliary node, an energy saving device, and a high power device, the corresponding first information is included in the second information set.
In another embodiment, the portion of the first information is determined based on a User ID of the second communication device. For example, when receiving first information transmitted by a second communication device having a User ID as a target User ID, a first communication device includes the first information in a second information set. For example, the second communication device of the target User ID may be capable of transceiving unicast or broadcast data, or the second communication device of the target User ID is a scheduling node, a relay node, a network side device, a header User, or a scheduling User.
Therefore, the embodiment of the present application provides a resource selection method, where a first information set is obtained, where the first information set includes first information received in a first time period; according to the characteristic information of each first message, a second message set is determined from the first message set, and resource selection is carried out according to the first message in the second message set, so that the optimal resource information can be utilized for resource selection, and the transmission performance can be effectively improved.
Fig. 6 shows a flowchart of another resource selection method according to an embodiment of the present application, and as shown in fig. 6, the method may be executed by the first communication device, in other words, the method may be executed by software or hardware installed in the first communication device. The first communication device may be a terminal or a control node. The method may comprise the following steps.
Step S601, determining the priority of the first information according to the received characteristic information of the first information.
Wherein the characteristic information of the first information comprises at least one of:
a time at which the first communication device received the first information;
a distance between the first communication device and a second communication device;
a user equipment identity of the first communication device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identity of a user group in which the first communication device is located;
the user identification in the user group of the second communication equipment;
a user identification in a user group in which the first communication device is located;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the first communication equipment and the second communication equipment;
the number of the first information sent by the second communication device in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device; wherein the device properties include: the equipment is a head node, the equipment is a scheduling user, the equipment is a scheduling node, the equipment is a relay node, the equipment is an auxiliary node, the equipment is energy-saving equipment, the equipment is high-power equipment and the like;
wherein the second communication device is a sending end of the first information.
The priority may be determined in a variety of ways, only a few of which are given below.
In an embodiment, the priority is determined according to the order of the time when the first communication device receives the first information, and the earlier the time is received, the higher the priority is. For example, the time when the first information is received is segmented to obtain L 1 、L 2 、L 3 8230, etc., respectively determining corresponding priorities. The corresponding priorities of the first information received in the same time period are the same.
In another embodiment, according to the fourth timeSegment T 3 The number of the first information sent by the second communication equipment and/or the number of the resources indicated in the first information determines the priority. For example, the higher the number of received first information, the higher the corresponding priority; or, the higher the number of resources indicated in the received first information, the higher the priority.
In another embodiment, the priority is determined based on a distance between the first communication device and the second communication device. Specifically, the distance may be determined according to calculation of RSRP or Zone ID, and the farther the distance is, the lower the priority is.
In another embodiment, the priority is determined according to a device property of the second communication device. For example, when the second communication device schedules the UE or the node, the higher the corresponding priority.
In another embodiment, the priority is determined according to the transmission mode of the first information. For example, when the first information is unicast transmission, the priority is highest, and the broadcast transmission is lowest after the multicast transmission.
Step S602, determining whether to perform resource selection based on one or more of the at least one first information according to the priority of the first information.
In one embodiment, the step S602 may include:
determining a third information set according to the priority of the first information, and selecting resources based on the first information in the third information set; wherein the priority of the first information in the third set of information is higher than a priority threshold.
It should be understood that the first information included in the third information set may be the first information in the first information set or the second information set described above, and the first information above the priority threshold is selected from the first information set or the second information set to be included in the third information set based on the priority of each first information. It is also possible to determine whether or not to include the first information in the third information set directly from the priority of the first information after each reception of the first information.
In another embodiment, in the case that the first communication device has performed resource selection based on the second information, the step S602 may include:
under the condition that the priority of the first information is not lower than or higher than that of the second information, triggering a resource reselection process; the second information is first information received by the first communication device before the current time.
When the first communication equipment has selected resources according to the second information with the priority of A, the first information is received again, and the priority of the first information is B, when A is greater than B or A is greater than or equal to B, the first communication equipment does not perform any operation; and when A is less than or equal to B or A is less than B, triggering a resource reselection process.
Wherein the resource reselection procedure comprises at least one of:
in the resource exclusion stage, excluding the resources indicated by the first information and the second information;
in the resource excluding stage, excluding the first resource in the resources indicated by the first information and the second information, excluding the other resources indicated by the first information and the second information;
in a resource exclusion stage, excluding the resource indicated by the first information;
in a resource excluding stage, excluding a first resource in the resources indicated by the first information, excluding all other resources indicated by the first information;
after a candidate resource set is determined, merging the resources indicated by the first information and the second information into the candidate resource set;
after the candidate resource set is determined, combining the other resources indicated by the first information and the second information into the candidate resource set except for the first resource in the resources indicated by the first information and the second information;
after a candidate resource set is determined, merging the resources indicated by the first information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information into the candidate resource set except for a first resource in the resources indicated by the first information;
when a candidate resource set is determined, combining the resources indicated by the first information and the second information into the candidate resource set;
when determining a candidate resource set, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
when a candidate resource set is determined, taking the resource indicated by the first information as the candidate resource set;
when determining a candidate resource set, taking other resources indicated by the first information as the candidate resource set except the first resource in the resources indicated by the first information.
It should be understood that the values of T, L, M, and the respective threshold values and threshold values, etc., mentioned in the above embodiments, can be configured by the following means:
the signaling may be Downlink Control Information (DCI), medium Access Control unit (MAC CE), secondary link Control Information (SCI), or secondary link Feedback Control Information (SFCI), and the like, notified by the Control node or the scheduling node;
configured by a control node or a network signaling message, which may be RRC or PC5-RRC, etc.;
predefined by the protocol.
The transmission resource to be notified or configured for use may be a Physical SideLink Shared Channel (PSCCH), a Physical Downlink Control Channel (PDCCH), a Physical SideLink Control Channel (PSCCH), a Physical SideLink Feedback Channel (PSFCH), or the like.
Therefore, the embodiment of the present application provides a resource selection method, where a first information set is obtained, where the first information set includes first information received in a first time period; according to the characteristic information of each first message, a second message set is determined from the first message set, and resource selection is carried out according to the first message in the second message set, so that the optimal resource information can be utilized for resource selection, and the transmission performance can be effectively improved.
It should be noted that, in the resource selection method provided in the embodiment of the present application, the execution main body may be a resource selection device, or a control module in the resource selection device, configured to execute the resource selection method. In the embodiment of the present application, a resource selection method executed by a resource selection device is taken as an example to describe the resource selection device provided in the embodiment of the present application.
Fig. 7 is a schematic structural diagram of a resource selection apparatus according to an embodiment of the present application, and as shown in fig. 7, the apparatus includes: a transceiver module 701 and an execution module 702.
The transceiver module 701 is configured to receive first information; wherein the first information indicates a resource for resource selection; the execution module 702 is configured to determine whether to perform resource selection based on one or more of the at least one first information according to the received characteristic information of the at least one first information.
Further, the feature information of the first information includes at least one of:
the time when the resource selection device receives the first information;
a distance between the resource selection apparatus and a second communication device;
a user equipment identity of the resource selection device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identifier of a user group in which the resource selection apparatus is located;
the user identification in the user group of the second communication equipment;
the resource selection device comprises a group user identifier of a user group in which the resource selection device is positioned;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the resource selection device and the second communication equipment or not;
the number of the first information sent by the second communication device in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device;
wherein the second communication device is a sending end of the first information.
Therefore, the embodiment of the present application provides a resource selection apparatus, which determines whether to perform resource selection based on one or more of the at least one piece of first information according to the received characteristic information of the at least one piece of first information, so that the optimal resource information can be used for resource selection, and the transmission performance can be effectively improved.
Based on the foregoing embodiment, further, the execution module is configured to:
obtaining a first information set, wherein the first information set comprises first information received in a first time period;
determining a second information set from the first information set according to the characteristic information of each piece of first information, and selecting resources according to the first information in the second information set;
wherein the first set of information comprises a second set of information.
Therefore, the embodiment of the present application provides a resource selection apparatus, which obtains a first information set, where the first information set includes first information received in a first time period; according to the feature information of each first information, a second information set is determined from the first information set, and resource selection is performed according to the first information in the second information set, so that the optimal resource information can be used for resource selection, and the transmission performance can be effectively improved.
Based on the foregoing embodiment, further, the root execution module is configured to:
determining the priority of the first information according to the received characteristic information of the first information;
determining whether to select resources based on one or more of the at least one first information according to the priority of the first information.
In one embodiment, the execution module is configured to determine a third information set according to a priority of the first information, and perform resource selection based on the first information in the third information set; wherein the priority of the first information in the third set of information is higher than a priority threshold.
In another embodiment, in a case where the first communication device has performed resource selection based on the second information, the execution module is configured to trigger a resource reselection procedure in a case where the priority of the first information is not lower or higher than the priority of the second information; the second information is first information received by the first communication device before the current moment.
In one embodiment, the resource reselection procedure includes at least one of:
in the resource exclusion stage, excluding the resources indicated by the first information and the second information;
in the resource excluding stage, excluding the first resource in the resources indicated by the first information and the second information, excluding the other resources indicated by the first information and the second information;
in a resource exclusion stage, excluding the resource indicated by the first information;
in a resource excluding stage, excluding a first resource in the resources indicated by the first information, excluding all other resources indicated by the first information;
after a candidate resource set is determined, merging the resources indicated by the first information and the second information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
after a candidate resource set is determined, merging the resources indicated by the first information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information into the candidate resource set except for a first resource in the resources indicated by the first information;
when a candidate resource set is determined, combining the resources indicated by the first information and the second information into the candidate resource set;
when a candidate resource set is determined, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
when a candidate resource set is determined, taking the resource indicated by the first information as the candidate resource set;
when determining a candidate resource set, taking other resources indicated by the first information as the candidate resource set except the first resource in the resources indicated by the first information.
Therefore, the embodiment of the present application provides a resource selection apparatus, which obtains a first information set, where the first information set includes first information received in a first time period; according to the feature information of each first information, a second information set is determined from the first information set, and resource selection is performed according to the first information in the second information set, so that the optimal resource information can be used for resource selection, and the transmission performance can be effectively improved.
The resource selection device in the embodiment of the present application may be a device, a device or an electronic device having an operating system, or may be a component, an integrated circuit, or a chip in a terminal. The device or the electronic equipment can be a mobile terminal or a non-mobile terminal. For example, the mobile terminal may include, but is not limited to, the above-listed type of terminal 11, and the non-mobile terminal may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine, a kiosk, or the like, and the embodiments of the present application are not limited in particular.
The resource selection device provided in the embodiment of the present application can implement each process implemented in the method embodiments of fig. 3 to fig. 6, and achieve the same technical effect, and is not described here again to avoid repetition.
Optionally, as shown in fig. 8, an embodiment of the present application further provides a communication device 800, which includes a processor 801, a memory 802, and a program or an instruction stored on the memory 802 and executable on the processor 801, for example, when the communication device 800 is a terminal, the program or the instruction is executed by the processor 801 to implement each process of the foregoing resource selection method embodiment, and can achieve the same technical effect. When the communication device 800 is a network-side device, the program or the instructions are executed by the processor 801 to implement the processes of the resource selection method embodiment, and the same technical effect can be achieved.
The embodiment of the present application further provides a terminal, which includes a processor and a communication interface, where the processor is configured to determine whether to perform resource selection based on one or more of the at least one piece of first information according to the received characteristic information of the at least one piece of first information, and the communication interface is configured to receive the first information. The terminal embodiment corresponds to the terminal-side method embodiment, and all implementation processes and implementation manners of the method embodiment can be applied to the terminal embodiment and can achieve the same technical effect. Specifically, fig. 9 is a schematic diagram of a hardware structure of a terminal for implementing the embodiment of the present application.
The terminal 900 includes but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909, and a processor 910, and the like.
Those skilled in the art will appreciate that terminal 900 may further include a power supply (e.g., a battery) for supplying power to various components, and the power supply may be logically connected to processor 910 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system. The terminal structure shown in fig. 9 does not constitute a limitation of the terminal, and the terminal may include more or less components than those shown, or combine some components, or have a different arrangement of components, and thus will not be described again.
It should be understood that, in the embodiment of the present application, the input Unit 904 may include a Graphics Processing Unit (GPU) 9041 and a microphone 9042, and the Graphics processor 9041 processes image data of a still picture or a video obtained by an image capturing device (such as a camera) in a video capture mode or an image capture mode. The display unit 906 may include a display panel 9061, and the display panel 9061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 907 includes a touch panel 9071 and other input devices 9072. A touch panel 9071, also called a touch screen. The touch panel 9071 may include two parts, a touch detection device and a touch controller. Other input devices 9072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein.
In this embodiment of the application, the radio frequency unit 901 receives downlink data from a network side device and then processes the downlink data to the processor 910; in addition, the uplink data is sent to the network side equipment. Generally, the radio frequency unit 901 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.
Memory 909 can be used to store software programs or instructions as well as various data. The memory 909 may mainly include a stored program or instruction area and a stored data area, wherein the stored program or instruction area may store an operating system, an application program or instruction (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. In addition, the Memory 909 may include a high-speed random access Memory and may also include a non-transitory Memory, wherein the non-transitory Memory may be a Read-Only Memory (ROM), a Programmable Read-Only Memory (PROM), an Erasable Programmable Read-Only Memory (EPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), or a flash Memory. Such as at least one magnetic disk storage device, flash memory device, or other non-transitory solid state storage device.
Processor 910 may include one or more processing units; alternatively, the processor 910 may integrate an application processor, which primarily handles operating system, user interface, and applications or instructions, etc., and a modem processor, which primarily handles wireless communications, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into processor 910.
The radio frequency unit 901 is configured to receive first information.
A processor 910, configured to determine, according to characteristic information of the received at least one first information, whether to perform resource selection based on one or more of the at least one first information; wherein the first information indicates a resource for resource selection.
Further, the feature information of the first information includes at least one of:
a time at which the first communication device received the first information;
a distance between the first communication device and a second communication device;
a user equipment identity of the first communication device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identifier of a user group in which the first communication device is located;
the user identification in the user group of the second communication equipment;
a user identification in a user group in which the first communication device is located;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the first communication equipment and the second communication equipment;
the number of the first information sent by the second communication device in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device;
wherein the second communication device is a sending end of the first information.
Therefore, the embodiment of the application can select the resource by using the optimal resource information, and can effectively improve the transmission performance.
Further, the processor 910 is configured to obtain a first information set, where the first information set includes first information received in a first time period;
determining a second information set from the first information set according to the characteristic information of each piece of first information, and selecting resources according to the first information in the second information set;
wherein the first set of information comprises a second set of information.
Therefore, the embodiment of the application can select the resources by using the optimal resource information, and can effectively improve the transmission performance.
Further, the processor 910 is configured to determine a priority of the received first information according to the characteristic information of the first information;
determining whether to select resources based on one or more of the at least one first information according to the priority of the first information.
Further, the processor 910 is configured to determine a third information set according to the priority of the first information, and perform resource selection based on the first information in the third information set; wherein the priority of the first information in the third set of information is higher than a priority threshold.
Further, the processor 910 is configured to, in a case that the first communication device has performed resource selection based on the second information, trigger a resource reselection procedure in a case that the priority of the first information is not lower or higher than the priority of the second information; the second information is first information received by the first communication device before the current time.
Further, the resource reselection procedure comprises at least one of:
in the resource exclusion stage, excluding the resources indicated by the first information and the second information;
in the resource excluding stage, excluding the first resource in the resources indicated by the first information and the second information, excluding the other resources indicated by the first information and the second information;
in a resource exclusion stage, excluding the resource indicated by the first information;
in a resource excluding stage, excluding a first resource in the resources indicated by the first information, excluding all other resources indicated by the first information;
after a candidate resource set is determined, merging the resources indicated by the first information and the second information into the candidate resource set;
after the candidate resource set is determined, combining the other resources indicated by the first information and the second information into the candidate resource set except for the first resource in the resources indicated by the first information and the second information;
after a candidate resource set is determined, merging the resources indicated by the first information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information into the candidate resource set except for a first resource in the resources indicated by the first information;
when a candidate resource set is determined, combining the resources indicated by the first information and the second information into the candidate resource set;
when determining a candidate resource set, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
when a candidate resource set is determined, taking the resource indicated by the first information as the candidate resource set;
when determining a candidate resource set, taking other resources indicated by the first information as the candidate resource set except the first resource in the resources indicated by the first information.
Therefore, the embodiment of the application can select the resource by using the optimal resource information, and can effectively improve the transmission performance.
The embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the foregoing resource selection method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
Wherein, the processor is the processor in the terminal described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
The embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to execute a program or an instruction to implement each process of the foregoing resource selection method embodiment, and can achieve the same technical effect, and in order to avoid repetition, the details are not repeated here.
It should be understood that the chips mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip or a system-on-chip, etc.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of another like element in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a computer software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (16)

1. A method for resource selection, comprising:
the first communication device determines whether to select resources based on one or more of the at least one first message according to the received characteristic information of the at least one first message; wherein the first information indicates resources used for resource selection.
2. The method of claim 1, wherein the determining whether to perform resource selection based on one or more of the at least one first message according to the received characteristic information of the at least one first message comprises:
obtaining a first information set, wherein the first information set comprises first information received in a first time period;
determining a second information set from the first information set according to the characteristic information of each piece of first information, and selecting resources according to the first information in the second information set;
wherein the first set of information comprises a second set of information.
3. The method according to claim 1, wherein the determining whether to perform resource selection based on one or more of the at least one first message according to the received characteristic information of the at least one first message comprises:
determining the priority of the first information according to the received characteristic information of the first information;
determining whether to select resources based on one or more of the at least one first information according to the priority of the first information.
4. The method of claim 3, wherein the determining whether to select resources based on one or more of the at least one first message according to the priority of the first message comprises:
determining a third information set according to the priority of the first information, and selecting resources based on the first information in the third information set; wherein the priority of the first information in the third set of information is higher than a priority threshold.
5. The method of claim 3, wherein in a case where the first communication device has performed resource selection based on second information, the determining whether to perform resource selection based on one or more of the at least one first information according to the priority of the first information comprises:
under the condition that the priority of the first information is not lower than or higher than the priority of the second information, triggering a resource reselection process;
the second information is first information received by the first communication device before the current time.
6. The method according to any one of claims 1-5, wherein the characteristic information of the first information comprises at least one of:
a time at which the first communication device received the first information;
a distance between the first communication device and a second communication device;
a user equipment identity of the first communication device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identifier of a user group in which the first communication device is located;
the user identification in the user group of the second communication equipment;
a user identification in a user group in which the first communication device is located;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the first communication equipment and the second communication equipment;
the number of the first information sent by the second communication device in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device;
wherein the second communication device is a sending end of the first information.
7. The method of claim 5, wherein the resource reselection procedure comprises at least one of:
in the resource exclusion stage, excluding the resources indicated by the first information and the second information;
in the resource excluding stage, excluding the first resource in the resources indicated by the first information and the second information, excluding the other resources indicated by the first information and the second information;
in a resource exclusion stage, excluding the resource indicated by the first information;
in a resource excluding stage, excluding a first resource in the resources indicated by the first information, excluding all other resources indicated by the first information;
after a candidate resource set is determined, merging the resources indicated by the first information and the second information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
after a candidate resource set is determined, merging the resources indicated by the first information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information into the candidate resource set except for a first resource in the resources indicated by the first information;
when a candidate resource set is determined, combining the resources indicated by the first information and the second information into the candidate resource set;
when determining a candidate resource set, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
when a candidate resource set is determined, taking the resource indicated by the first information as the candidate resource set;
when determining a candidate resource set, taking other resources indicated by the first information as the candidate resource set except for a first resource in the resources indicated by the first information.
8. A resource selection apparatus, comprising:
the receiving and sending module is used for receiving first information;
the execution module is used for determining whether to select resources based on one or more of the at least one piece of first information according to the received characteristic information of the at least one piece of first information; wherein the first information indicates a resource for resource selection.
9. The apparatus of claim 8, wherein the execution module is configured to:
obtaining a first information set, wherein the first information set comprises first information received in a first time period;
determining a second information set from the first information set according to the characteristic information of each piece of first information, and selecting resources according to the first information in the second information set;
wherein the first set of information comprises a second set of information.
10. The apparatus of claim 8, wherein the root execution module is configured to:
determining the priority of the first information according to the received characteristic information of the first information;
determining whether to select resources based on one or more of the at least one first information according to the priority of the first information.
11. The apparatus of claim 10, wherein the execution module is configured to determine a third information set according to the priority of the first information, and perform resource selection based on the first information in the third information set; wherein the priority of the first information in the third set of information is higher than a priority threshold.
12. The apparatus according to claim 10, wherein in case that the first communication device has performed resource selection based on the second information, the execution module is configured to trigger a resource reselection procedure in case that the priority of the first information is not lower or higher than the priority of the second information; the second information is first information received by the first communication device before the current moment.
13. The apparatus according to any one of claims 8-12, wherein the characteristic information of the first information comprises at least one of:
the time when the resource selection device receives the first information;
a distance between the resource selection apparatus and a second communication device;
a user equipment identity of the resource selection device;
a user equipment identity of the second communication device;
a group identifier of a user group in which the second communication device is located;
a group identifier of a user group in which the resource selection apparatus is located;
the user identification in the user group of the second communication equipment;
the resource selection device comprises a group user identifier of a user group in which the resource selection device is positioned;
a transmission mode of the first information; the transmission modes comprise unicast, multicast and broadcast;
whether a radio resource control connection is established between the resource selection device and the second communication equipment or not;
the number of the first information sent by the second communication device in the second time period;
the number of resources indicated in the first information sent by the second communication device in the third time period;
a device property of the second communication device;
wherein the second communication device is a sending end of the first information.
14. The apparatus of claim 12, wherein the resource reselection procedure comprises at least one of:
in the resource exclusion stage, excluding the resources indicated by the first information and the second information;
in the resource excluding stage, excluding the first resource in the resources indicated by the first information and the second information, excluding the other resources indicated by the first information and the second information;
in a resource exclusion stage, excluding the resource indicated by the first information;
in a resource excluding stage, excluding a first resource in the resources indicated by the first information, excluding other resources indicated by the first information;
after a candidate resource set is determined, merging the resources indicated by the first information and the second information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
after a candidate resource set is determined, merging the resources indicated by the first information into the candidate resource set;
after a candidate resource set is determined, combining other resources indicated by the first information into the candidate resource set except for a first resource in the resources indicated by the first information;
when a candidate resource set is determined, combining the resources indicated by the first information and the second information into the candidate resource set;
when determining a candidate resource set, combining other resources indicated by the first information and the second information into the candidate resource set except for a first resource in the resources indicated by the first information and the second information;
when a candidate resource set is determined, taking the resource indicated by the first information as the candidate resource set;
when determining a candidate resource set, taking other resources indicated by the first information as the candidate resource set except the first resource in the resources indicated by the first information.
15. A terminal comprising a processor, a memory and a program or instructions stored on the memory and executable on the processor, the program or instructions when executed by the processor implementing the steps of the resource selection method according to any one of claims 1 to 7.
16. A readable storage medium, on which a program or instructions are stored, which program or instructions, when executed by a processor, carry out the resource selection method according to any one of claims 1-7.
CN202110506755.9A 2021-05-10 2021-05-10 Resource selection method, device and terminal Pending CN115334646A (en)

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