CN111107655B - SR and configuration information transmission method and device - Google Patents
SR and configuration information transmission method and device Download PDFInfo
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- CN111107655B CN111107655B CN201811303155.7A CN201811303155A CN111107655B CN 111107655 B CN111107655 B CN 111107655B CN 201811303155 A CN201811303155 A CN 201811303155A CN 111107655 B CN111107655 B CN 111107655B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 32
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- 238000004891 communication Methods 0.000 abstract description 20
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- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
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- KLDZYURQCUYZBL-UHFFFAOYSA-N 2-[3-[(2-hydroxyphenyl)methylideneamino]propyliminomethyl]phenol Chemical compound OC1=CC=CC=C1C=NCCCN=CC1=CC=CC=C1O KLDZYURQCUYZBL-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
Abstract
The embodiment of the invention discloses a Scheduling Request (SR) transmission method and equipment, which are used for ensuring the communication performance of a Sidelink (SL) data service. The method comprises the following steps: if the triggering condition of the first target SR is met, the first target SR is sent on the first uplink resource and/or the first target SR is sent on the second uplink resource; the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for sending the SL BSR, and the first uplink resource is special for a first target SR. The embodiment of the invention also discloses a configuration information transmission method and equipment.
Description
Technical Field
The embodiment of the invention relates to the field of communication, in particular to a scheduling request (scheduling request, SR) and configuration information transmission method and equipment.
Background
Based on the scheduled wireless communication system, the network device needs to allocate resources required for data transmission to the terminal device, so that the terminal device can perform data transmission according to a scheduling command of the network device.
One of the bases for the network device to allocate uplink resources is the amount of data in the buffer of the terminal device, and in order for the network device to acquire this information, the terminal device needs to report a buffer status report (Buffer Status Report, BSR).
The terminal device may need to send a scheduling request (Scheduling Request, SR) before reporting the BSR, in the related art, the SR of the terminal device under the satisfaction of different SR triggering conditions is sent on the shared resource, and the SR sending reliability is not high, so that the network device cannot guarantee the communication performance of the corresponding data service in some cases.
Disclosure of Invention
The embodiment of the invention aims to provide a SR and configuration information transmission method and equipment, which are used for ensuring the communication performance of a sub-link SL data service.
In a first aspect, there is provided a scheduling request SR transmission method, the method being performed by a terminal device, the method comprising: if the triggering condition of the first target SR is met, the first target SR is sent on the first uplink resource and/or the first target SR is sent on the second uplink resource; the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for sending the SL BSR, and the first uplink resource is special for a first target SR.
In a second aspect, there is provided a method of transmitting configuration information, the method being performed by a network device, the method comprising: transmitting configuration information, wherein the configuration information is used for indicating a first uplink resource and/or a second uplink resource of terminal equipment, and the first uplink resource is special for a first target SR; the second uplink resource is dedicated for the second target SR, or the second uplink resource is shared for the first target SR or the second target SR.
In a third aspect, there is provided a terminal device comprising: a sending module, configured to send the first target SR on the first uplink resource and/or send the first target SR on the second uplink resource if the triggering condition of the first target SR is satisfied; the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for sending the SL BSR, and the first uplink resource is special for a first target SR.
In a fourth aspect, there is provided a network device comprising: a sending module, configured to send configuration information, where the configuration information is used to indicate a first uplink resource and/or a second uplink resource of a terminal device, where the first uplink resource is dedicated for a first target SR; the second uplink resource is dedicated for the second target SR, or the second uplink resource is shared for the first target SR or the second target SR.
In a fifth aspect, there is provided a terminal device comprising a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program implementing the steps of the method according to the first aspect when executed by the processor.
In a sixth aspect, there is provided a network device comprising a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program implementing the steps of the method according to the first aspect when executed by the processor.
In a seventh aspect, there is provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the method according to the first and second aspects.
In the embodiment of the invention, the first uplink resource special for the first target SR is preconfigured, so that if the triggering condition of the first target SR is met, the first target SR can be sent on the first uplink resource and/or the first target SR can be sent on the second uplink resource, the reliability of SR sending is improved, and the communication performance of the sidelink SL data service can be ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic flow chart of an SR transmission method in accordance with one embodiment of the invention;
FIG. 2 is a schematic flow chart of an SR transmission method in accordance with another embodiment of the invention;
FIG. 3 is a schematic flow chart of an SR transmission method in accordance with yet another embodiment of the invention;
FIG. 4 is a schematic flow chart of an SR transmission method in accordance with yet another embodiment of the invention;
fig. 5 is a schematic flow chart of a configuration information transmission method according to a next embodiment of the present invention;
fig. 6 is a schematic structural view of a terminal device according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a network device according to an embodiment of the invention;
fig. 8 is a schematic structural view of a terminal device according to another embodiment of the present invention;
fig. 9 is a schematic structural diagram of a network device according to another embodiment of the present invention.
Detailed Description
For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
It should be understood that the technical solution of the embodiment of the present invention may be applied to various communication systems, for example: global system for mobile communications (Global System of Mobile communication, GSM), code division multiple access (Code Division Multiple Access, CDMA), wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA) system, general packet Radio service (General Packet Radio Service, GPRS), long term evolution (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system, LTE time division duplex (Time Division Duplex, TDD), universal mobile telecommunications system (Universal Mobile Telecommunication System, UMTS) or worldwide interoperability for microwave access (Worldwide Interoperability for Microwave Access, wiMAX) communication system, 5G system, or New Radio, NR) system, or a subsequent evolution communication system.
In an embodiment of the present invention, the Terminal device may include, but is not limited to, a Mobile Station (MS), a Mobile Terminal (Mobile Terminal), a Mobile phone (Mobile phone), a User Equipment (UE), a handset (handset), a portable device (portable Equipment), a vehicle (vehicle), and the like, and may communicate with one or more core networks via a radio access network (Radio Access Network, RAN), for example, the Terminal device may be a Mobile phone (or referred to as a "cellular" phone), a computer with a wireless communication function, and the like, and the Terminal device may also be a portable, pocket, hand-held, computer-built-in, or vehicle-mounted Mobile device.
In the embodiment of the invention, the network equipment is a device which is deployed in the wireless access network and used for providing a wireless communication function for the terminal equipment. The network device may be a base station, which may include various forms of macro base stations, micro base stations, relay stations, access points, and the like. In systems employing different radio access technologies, the names of devices with base station functionality may vary. For example, in LTE networks, referred to as Evolved nodebs (enbs or enodebs), in third generation (3rd Generation,3G) networks, referred to as Node bs (Node bs), or network devices in subsequent Evolved communication systems, etc., although the term is not limiting.
In the related art, it is not distinguished whether an SR of a terminal device is triggered by a Uu BSR (transmission between a network device and a terminal device) or a SideLink(s) (sidlink, SL for short, or interpreted as a side link, etc.) BSR (transmission between a terminal device and a terminal device), and at the same time, a first target SR triggered by a SL BSR and a second target SR triggered by an uplink UL BSR share resources, so that an SR triggered by a SL BSR and an SR triggered by a Uu BSR may collide with each other, resulting in that an SR triggered by an SLBSR cannot be transmitted in time.
To solve the above technical problem, as shown in fig. 1, an embodiment of the present invention provides an SR transmission method 100, where the method 100 may be performed by a terminal device, and includes the following steps:
s102: and if the triggering condition of the first target SR is met, the first target SR is sent on the first uplink resource and/or the first target SR is sent on the second uplink resource.
In the embodiment of the present invention, the triggering conditions of the first target SR are: and meeting the reporting condition of the SL Buffer Status Report (BSR) of the auxiliary link, and transmitting the SL BSR without available uplink resources, wherein the first uplink resources are special for a first target SR.
The first target SR mentioned in the various embodiments of the present invention may be generated by the triggering condition of the first target SR, and based on the triggering condition, the embodiments of the present invention may also refer to the first target SR as SL SR.
Optionally, the first uplink resource is pre-agreed, for example, the first uplink resource is agreed by a protocol. Optionally, the first uplink resource is configured by the network device, for example, the first uplink resource is indicated by the network device through RRC signaling.
The "trigger condition satisfying the first target SR" mentioned in the various embodiments of the present invention may be, for example: and if the conditions of the SL BSR reporting and/or the sufficient uplink resources for transmitting the SL BSR are not met, the triggering condition of the first target SR is not met.
In the embodiment of the present invention, the first uplink resource is dedicated for the SL SR, for example, the first uplink resource dedicated for the SL SR may be configured by a network device or in a pre-agreed manner. The "dedicated" referred to herein, i.e. the first uplink resource can only be used to transmit the SL SR, but not to transmit other information, and so on.
When the embodiment of the invention is executed, the first target SR can be sent on the first uplink resource only; the first target SR may also be sent only on the second uplink resource; it is also possible to transmit the first target SR on the first uplink resource and transmit the first target SR on the second uplink resource, so that it is ensured that the first target SR is transmitted on at least one uplink resource.
The embodiment of the invention provides an SR transmission method, because a first uplink resource special for a first target SR is pre-configured, if the triggering condition of the first target SR is met, the first target SR can be sent on the first uplink resource and/or the first target SR can be sent on a second uplink resource, thereby improving the reliability of SR sending and ensuring the communication performance of a sidelink SL data service.
In addition, the embodiment of the invention can preferentially ensure the service requirement of SL and simultaneously consider the resource utilization rate and reliability of the scheduling request.
Optionally, at least one of the first uplink resource and the second uplink resource is pre-agreed, for example, the first uplink resource is agreed by a protocol; the second uplink resource is agreed by the protocol; alternatively, the first uplink resource and the second uplink resource are both agreed by the protocol.
Optionally, at least one of the first uplink resource and the second uplink resource is configured by the network device, where the first uplink resource is indicated by the network device through RRC signaling; the second uplink resource is indicated by the network device through RRC signaling; alternatively, the first uplink resource and the second uplink resource are both indicated by the network device through RRC signaling.
In the foregoing embodiment 100, the second uplink resource is mentioned, optionally, the second uplink resource is dedicated for the second target SR, where the second target SR is different from the first target SR, and the triggering condition of the second target SR may be: the uplink UL BSR reporting condition is satisfied and no uplink resources are available to transmit the above UL BSR, and the embodiment may also refer to the second target SR as Uu SR.
In the embodiment of the present invention, the second uplink resource is dedicated for the second target SR, for example, the second uplink resource dedicated for the second target SR may be configured by the network device or in a predetermined manner. The "dedicated" referred to herein, i.e. the second uplink resource can only be used to transmit the second target SR, but not to transmit other information, and so on.
Alternatively, as an embodiment, since the second uplink resource is dedicated to the second target SR, the execution procedure of step S102 of embodiment 100 is as follows:
and transmitting the first target SR on the first uplink resource.
For detailed description, as shown in fig. 2, one embodiment of the present invention provides an SR transmission method 200, where the method 200 may be performed by a terminal device, and includes the following steps:
s202: if the triggering condition of the SL SR is met, the SL SR is sent on the first uplink resource; wherein, the first uplink resource is dedicated for SL SR.
The SL SR in this embodiment corresponds to the first target SR in the previous embodiments, and the SL SR in this embodiment may be generated by triggering the triggering condition of the first target SR.
In this embodiment, if the trigger condition of the SL SR is satisfied, only the SL SR on the first uplink resource may be triggered and then the SL SR may be transmitted on the first uplink resource.
The triggering conditions for the SL SR in this embodiment are: the SL BSR reporting condition is satisfied and no uplink resources are available to transmit the SL BSR.
In the embodiment of the present invention, the first uplink resource is dedicated for SL SR, and the first uplink resource can only be used to transmit SL SR, but cannot be used to transmit other information, and the following steps are similar.
In the embodiment of the invention, the second uplink resource is dedicated for Uu SR.
In the embodiment of the present invention, if the triggering condition of the SL SR is satisfied, the terminal device may send the SL SR on the first uplink resource, so the network device may allocate resources for the SL BSR to the terminal device based on the received SL SR.
The embodiment of the invention provides an SR transmission method, because the first uplink resource special for SL SR is configured in advance, if the triggering condition of SL SR is met, SL SR can be transmitted on the first uplink resource, meanwhile, if the triggering condition of Uu SR is met, uu SR can be transmitted on the second uplink resource, different SRs are respectively transmitted on the respective special resources, the reliability of SR transmission is improved, and the communication performance of a sidelink SL data service can be ensured.
In addition, the embodiment of the invention can preferentially ensure the service requirement of SL and simultaneously consider the resource utilization rate and reliability of the scheduling request.
Optionally, at least one of the first uplink resource and the second uplink resource is pre-agreed, for example, the first uplink resource is agreed by a protocol; the second uplink resource is agreed by the protocol; alternatively, the first uplink resource and the second uplink resource are both agreed by the protocol.
Optionally, at least one of the first uplink resource and the second uplink resource is configured by the network device, where the first uplink resource is indicated by the network device through RRC signaling; the second uplink resource is indicated by the network device through RRC signaling; alternatively, the first uplink resource and the second uplink resource are both indicated by the network device through RRC signaling.
In the above embodiment 100, the second uplink resource is mentioned, and in one embodiment, the second uplink resource is shared by the first target SR and the second target SR, which may also be referred to as Uu SR.
Alternatively, as an embodiment, since the second uplink resource is shared by the first target SR and the second target SR, the execution of step S102 of embodiment 100 may be as follows:
the first target SR is transmitted on the first uplink resource and the first target SR is transmitted on the second uplink resource.
For detailed description, as shown in fig. 3, an embodiment of the present invention provides an SR transmission method 300, where the method 300 may be performed by a terminal device, and includes the following steps:
s302: and if the triggering condition of the SL SR is met, the SL SR is sent on a first uplink resource, and the SL SR is sent on a second uplink resource, wherein the first uplink resource is special for the SL SR, and the second uplink resource is shared by the SL SR and the Uu SR.
The SL SR in this embodiment corresponds to the first target SR in the previous embodiments, and the SL SR in this embodiment may be generated by triggering the triggering condition of the first target SR. Uu SR in this embodiment corresponds to the second target SR in the previous several embodiments.
In this embodiment, if the triggering condition of the SL SR is satisfied, the SL SR on the first uplink resource and the SL SR on the second uplink resource may be simultaneously triggered, and then the SL SR is transmitted on the first uplink resource and the SL SR is transmitted on the second uplink resource.
In the embodiment of the invention, the first uplink resource is special for SL SR, and the first uplink resource can only be used for transmitting SL SR and can not be used for transmitting other information; the second uplink resource is shared by the SL SR and the Uu SR, and can be used not only for transmitting the SL SR but also for transmitting the Uu SR and the like.
The triggering conditions for the SL SR in this embodiment are: the SL BSR reporting condition is satisfied and no uplink resources are available to transmit the SL BSR.
In the embodiment of the present invention, if the triggering condition of the SL SR is satisfied, the terminal device may send the SL SR on the first uplink resource and send the SL SR on the second uplink resource, so that the network device may allocate resources for the SL BSR to the terminal device based on the received SL SR, and combine the first uplink resource and the second uplink resource at the same time.
The embodiment of the invention provides an SR transmission method, because the first uplink resource special for SL SR is configured in advance, if the triggering condition of SL SR is met, SL SR can be transmitted on the first uplink resource, and simultaneously SL SR is transmitted on the second uplink resource, thereby improving the reliability of SR transmission and ensuring the communication performance of the subsidiary link SL data service.
In the embodiment of the invention, the SL SR is sent not only on the first uplink resource, but also on the second uplink resource, so that the reliability of the scheduling request is improved, and the resources required by SL BSR transmission are ensured.
In addition, the embodiment of the invention can preferentially ensure the service requirement of SL and simultaneously consider the resource utilization rate and reliability of the scheduling request.
Optionally, at least one of the first uplink resource and the second uplink resource is pre-agreed, for example, the first uplink resource is agreed by a protocol; the second uplink resource is agreed by the protocol; alternatively, the first uplink resource and the second uplink resource are both agreed by the protocol.
Optionally, at least one of the first uplink resource and the second uplink resource is configured by the network device, where the first uplink resource is indicated by the network device through RRC signaling; the second uplink resource is indicated by the network device through RRC signaling; alternatively, the first uplink resource and the second uplink resource are both indicated by the network device through RRC signaling.
In the above several embodiments, the second uplink resource is referred to as being shared by the first target SR and the second target SR, and optionally, as an embodiment, the execution procedure of step S102 of embodiment 100 is as follows:
based on a preset rule, the first target SR is sent on the first uplink resource and/or the first target SR is sent on the second uplink resource.
The "preset rule" mentioned in the embodiment of the present invention may alternatively relate to the first uplink resource and the second uplink resource, for example, relate to a start time of the first uplink resource and a start time of the second uplink resource, relate to an end time of the first uplink resource and an end time of the second uplink resource, and so on.
For detailed description, as shown in fig. 4, an embodiment of the present invention provides an SR transmission method 400, where the method 400 may be performed by a terminal device, and includes the following steps:
s402: and if the triggering condition of the SL SR is met, based on the starting time of the first uplink resource and the starting time of the second uplink resource, the SL SR is sent on the first uplink resource and/or the SL SR is sent on the second uplink resource, wherein the first uplink resource is special for the SL SR, and the second uplink resource is shared by the SL SR and the Uu SR.
In this embodiment, if the triggering condition of the SL SR is satisfied, the SL SR on the first uplink resource and the SL SR on the second uplink resource may be triggered simultaneously, and then, based on the starting time of the first uplink resource and the starting time of the second uplink resource, the SL SR is determined to be transmitted on the first uplink resource and/or the SL SR is determined to be transmitted on the second uplink resource.
Alternatively, as an embodiment, if the start time of the first uplink resource is earlier than the start time of the second uplink resource, the embodiment may send a SL SR on the first uplink resource (cancel the SL SR sent on the second uplink resource).
Alternatively, as an embodiment, if the start time of the second uplink resource is earlier than the start time of the first uplink resource
This embodiment may send a SL SR on the second uplink resource (cancel the SL SR sent on the first uplink resource); or alternatively
The embodiment may send a SL SR on the first uplink resource and a SL SR on the second uplink resource.
Alternatively, as an embodiment, if the starting time of the first uplink resource and the starting time of the second uplink resource are the same, then
This embodiment may send a SL SR on the first uplink resource (cancel the SL SR sent on the second uplink resource); or alternatively
This embodiment may send a SL SR on the second uplink resource (cancel the SL SR sent on the first uplink resource); or alternatively
The embodiment may send a SL SR on the first uplink resource and a SL SR on the second uplink resource.
The embodiment of the invention provides an SR transmission method, because the first uplink resource special for SL SR is configured in advance, if the triggering condition of SL SR is met, SL SR can be sent on the first uplink resource and/or SL SR can be sent on the second uplink resource, thereby improving the reliability of SR sending and ensuring the communication performance of the subsidiary link SL data service.
In the embodiment of the invention, not only the SL SR can be sent on the first uplink resource, but also the SL SR can be sent on the second uplink resource, so that the reliability of a scheduling request can be improved, and the resources required by SL BSR transmission can be ensured.
In addition, the embodiment of the invention can preferentially ensure the service requirement of SL and simultaneously consider the resource utilization rate and reliability of the scheduling request.
Optionally, at least one of the first uplink resource and the second uplink resource is pre-agreed, for example, the first uplink resource is agreed by a protocol; the second uplink resource is agreed by the protocol; alternatively, the first uplink resource and the second uplink resource are both agreed by the protocol.
Optionally, at least one of the first uplink resource and the second uplink resource is configured by the network device, where the first uplink resource is indicated by the network device through RRC signaling; the second uplink resource is indicated by the network device through RRC signaling; alternatively, the first uplink resource and the second uplink resource are both indicated by the network device through RRC signaling.
As shown in fig. 5, one embodiment of the present invention provides a configuration information transmission method 500, where the method 500 may be performed by a network device, and includes the following steps:
s502: transmitting configuration information, wherein the configuration information is used for indicating a first uplink resource and/or a second uplink resource of terminal equipment, and the first uplink resource is special for a first target SR; the second uplink resource is dedicated for the second target SR, or the second uplink resource is shared for the first target SR or the second target SR.
In the embodiment of the invention, the first uplink resource special for the first target SR can be preconfigured, so that if the triggering condition of the first target SR is met, the first target SR can be sent on the first uplink resource and/or the first target SR can be sent on the second uplink resource, the reliability of SR sending is improved, and the communication performance of the sidelink SL data service can be ensured.
Optionally, as an embodiment, the sending the configuration information includes:
the configuration information is transmitted through radio resource control RRC signaling or a broadcast message.
The SR and the configuration information transmission method according to the embodiment of the present invention are described in detail above with reference to fig. 1 to 5. The terminal device according to an embodiment of the present invention will be described in detail below with reference to fig. 6.
Fig. 6 is a schematic structural diagram of a terminal device according to an embodiment of the present invention. As shown in fig. 6, the terminal device 600 includes:
a sending module 602, configured to send the first target SR on the first uplink resource and/or send the first target SR on the second uplink resource if the triggering condition of the first target SR is satisfied;
the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for sending the SL BSR, and the first uplink resource is special for a first target SR.
In the embodiment of the invention, the first uplink resource special for the first target SR is preconfigured, so that if the triggering condition of the first target SR is met, the first target SR can be sent on the first uplink resource and/or the first target SR can be sent on the second uplink resource, the reliability of SR sending is improved, and the communication performance of the sidelink SL data service can be ensured.
Optionally, as an embodiment, the sending module 602 may be configured to send the first target SR on the first uplink resource;
the second uplink resource is dedicated for the second target SR, and the triggering condition of the second target SR is that the uplink UL BSR reporting condition is satisfied, and no uplink resource is available to transmit the UL BSR.
Optionally, as an embodiment, the second uplink resource is shared by the first target SR and the second target SR.
Alternatively, as an embodiment, the sending module 602 may be configured to send the first target SR on the first uplink resource and send the first target SR on the second uplink resource.
Optionally, as an embodiment, the sending module 602 may be configured to send the first target SR on the first uplink resource and/or send the first target SR on the second uplink resource based on a preset rule.
Alternatively, as an embodiment, the sending module 602 may be configured to send the first target SR on the first uplink resource if the starting time of the first uplink resource is earlier than the starting time of the second uplink resource.
Alternatively, as an embodiment, the sending module 602 may be configured to, if the start time of the second uplink resource is earlier than the start time of the first uplink resource
Transmitting a first target SR on the second uplink resource; or alternatively
And transmitting a first target SR on the first uplink resource and transmitting the first target SR on the second uplink resource.
Alternatively, as an embodiment, the sending module 602 may be configured to, if the starting time of the first uplink resource and the starting time of the second uplink resource are the same
Transmitting a first target SR on the first uplink resource; or alternatively
Transmitting a first target SR on the second uplink resource; or alternatively
And transmitting a first target SR on the first uplink resource and transmitting the first target SR on the second uplink resource.
Alternatively, the first and second modules may, as one embodiment,
at least one of the first uplink resource and the second uplink resource is pre-agreed; or alternatively
At least one of the first uplink resource and the second uplink resource is configured by a network device.
The terminal device 600 according to the embodiment of the present invention may refer to the flow of the method embodiment 100 to the method embodiment 400 corresponding to the embodiment of the present invention, and each unit/module in the terminal device 600 and the other operations and/or functions described above are respectively for implementing the corresponding flow of the method embodiment 100 to the method embodiment 400, which are not described herein for brevity.
Fig. 7 is a schematic structural diagram of a network device according to an embodiment of the present invention. As shown in fig. 7, the network device 700 includes:
a sending module 702, configured to send configuration information, where the configuration information is used to indicate a first uplink resource and/or a second uplink resource of a terminal device,
wherein, the first uplink resource is dedicated for a first target SR; the second uplink resource is dedicated for the second target SR, or the second uplink resource is shared for the first target SR or the second target SR.
In the embodiment of the invention, the first uplink resource special for the first target SR can be configured in advance, so that if the triggering condition of the first target SR is met, the first target SR can be sent on the first uplink resource and/or the first target SR can be sent on the second uplink resource, the reliability of SR sending is improved, and the communication performance of the sidelink SL data service can be ensured.
Optionally, as an embodiment, the sending module 702 sends configuration information includes:
the transmitting module 702 transmits the configuration information through radio resource control RRC signaling or a broadcast message.
The network device 700 according to the embodiment of the present invention may refer to the flow of the method embodiment 500 corresponding to the embodiment of the present invention, and each unit/module in the network device 700 and the other operations and/or functions described above are respectively for implementing the corresponding flow in the method embodiment 500, which is not described herein for brevity.
Fig. 8 is a block diagram of a terminal device according to another embodiment of the present invention. The terminal device 800 shown in fig. 8 includes: at least one processor 801, memory 802, at least one network interface 804, and a user interface 803. The various components in terminal device 800 are coupled together by a bus system 805. It is appreciated that the bus system 805 is used to enable connected communications between these components. The bus system 805 includes a power bus, a control bus, and a status signal bus in addition to the data bus. But for clarity of illustration, the various buses are labeled as bus system 805 in fig. 8.
The user interface 803 may include, among other things, a display, a keyboard, or a pointing device (e.g., a mouse, a trackball, a touch pad, or a touch screen, etc.).
It will be appreciated that the memory 802 in embodiments of the invention can be either volatile memory or nonvolatile memory, or can include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM) which acts as an external cache. By way of example, and not limitation, many forms of RAM are available, such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (Double Data Rate SDRAM), enhanced SDRAM (ESDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). The memory 802 of the systems and methods described in embodiments of the present invention is intended to comprise, without being limited to, these and any other suitable types of memory.
In some implementations, the memory 802 stores the following elements, executable modules or data structures, or a subset thereof, or an extended set thereof: an operating system 8021 and application programs 8022.
The operating system 8021 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, for implementing various basic services and processing hardware-based tasks. The application 8022 includes various application programs such as a Media Player (Media Player), a Browser (Browser), and the like for realizing various application services. The program for implementing the method of the embodiment of the present invention may be contained in the application program 8022.
In the embodiment of the present invention, the terminal device 800 further includes: computer programs stored on the memory 802 and executable on the processor 801, which when executed by the processor 801 implement the steps of the method embodiments 100 to 400 as follows.
The method disclosed in the above embodiment of the present invention may be applied to the processor 801 or implemented by the processor 801. The processor 801 may be an integrated circuit chip with signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuitry in hardware in the processor 801 or by instructions in software. The processor 801 described above may be a general purpose processor, digital signal processor (Digital Signal Processor, DSP), application specific integrated circuit (Application Specific Integrated Circuit, ASIC), off-the-shelf programmable gate array (Field Programmable Gate Array, FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware components. The disclosed methods, steps, and logic blocks in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be embodied directly in the execution of a hardware decoding processor, or in the execution of a combination of hardware and software modules in a decoding processor. The software modules may be located in a computer readable storage medium well known in the art such as random access memory, flash memory, read only memory, programmable read only memory, or electrically erasable programmable memory, registers, and the like. The computer readable storage medium is located in a memory 802, and the processor 801 reads information in the memory 802 and in combination with its hardware performs the steps of the above method. Specifically, the computer readable storage medium has stored thereon a computer program which, when executed by the processor 801, implements the steps of the method embodiment 100 to the method embodiment 400 described above.
It is to be understood that the embodiments of the invention described herein may be implemented in hardware, software, firmware, middleware, microcode, or a combination thereof. For a hardware implementation, the processing units may be implemented within one or more application specific integrated circuits (Application Specific Integrated Circuits, ASIC), digital signal processors (Digital Signal Processing, DSP), digital signal processing devices (DSP devices, DSPD), programmable logic devices (Programmable Logic Device, PLD), field programmable gate arrays (Field-Programmable Gate Array, FPGA), general purpose processors, controllers, microcontrollers, microprocessors, other electronic units configured to perform the functions described herein, or a combination thereof.
For a software implementation, the techniques described in embodiments of the present invention may be implemented by modules (e.g., procedures, functions, and so on) that perform the functions described in embodiments of the present invention. The software codes may be stored in a memory and executed by a processor. The memory may be implemented within the processor or external to the processor.
The terminal device 800 can implement each process implemented by the terminal device in the foregoing embodiment, and in order to avoid repetition, a description is omitted here.
Referring to fig. 9, fig. 9 is a block diagram of a network device to which the embodiment of the present invention is applied, which can implement details of method embodiment 500 and achieve the same effects. As shown in fig. 9, the network device 900 includes: processor 901, transceiver 902, memory 903, and bus interface, wherein:
in an embodiment of the present invention, the network device 900 further includes: computer programs stored on the memory 903 and executable on the processor 901, which when executed by the processor 901 implement the steps of the method 500.
In fig. 9, a bus architecture may comprise any number of interconnected buses and bridges, with various circuits of the one or more processors, represented in particular by processor 901, and the memory, represented by memory 903, linked together. The bus architecture may also link together various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are well known in the art and, therefore, will not be described further herein. The bus interface provides an interface. The transceiver 902 may be a number of elements, i.e., include a transmitter and a receiver, providing a means for communicating with various other apparatus over a transmission medium.
The processor 901 is responsible for managing the bus architecture and general processing, and the memory 903 may store data used by the processor 901 in performing operations.
The embodiment of the present invention further provides a computer readable storage medium, on which a computer program is stored, where the computer program when executed by a processor implements each process of the foregoing method embodiments 100 to 500, and the same technical effects can be achieved, and for avoiding repetition, a detailed description is omitted herein. Wherein the computer readable storage medium is selected from Read-Only Memory (ROM), random access Memory (Random Access Memory, RAM), magnetic disk or optical disk.
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 phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present invention.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are to be protected by the present invention.
Claims (9)
1. A method of scheduling request, SR, transmission, the method being performed by a terminal device, the method comprising:
if the triggering condition of the first target SR is met, based on the judging result of the starting time of the first uplink resource and the starting time of the second uplink resource, one of the following is determined to be executed:
if the starting time of the first uplink resource is earlier than the starting time of the second uplink resource, transmitting a first target SR on the first uplink resource, and canceling transmitting the first target SR on the second uplink resource;
if the starting time of the second uplink resource is earlier than the starting time of the first uplink resource, transmitting a first target SR on the second uplink resource, and canceling transmitting the first target SR on the first uplink resource;
the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for transmitting the SL BSR, and the first uplink resource is special for a first target SR;
the second uplink resource is shared by the first target SR and the second target SR ， The triggering condition of the second target SR is that an uplink UL BSR reporting condition is satisfied, and no uplink resources are available to transmit the UL BSR.
2. The method of claim 1, wherein,
at least one of the first uplink resource and the second uplink resource is pre-agreed; or alternatively
At least one of the first uplink resource and the second uplink resource is configured by a network device.
3. A method of transmitting configuration information, the method being performed by a network device, the method comprising:
transmitting configuration information for indicating the first uplink resource and/or the second uplink resource of the terminal device,
if the starting time of the first uplink resource is earlier than the starting time of the second uplink resource, receiving a first target SR on the first uplink resource, and canceling receiving the first target SR on the second uplink resource; if the starting time of the second uplink resource is earlier than the starting time of the first uplink resource, receiving a first target SR on the second uplink resource, and canceling receiving the first target SR on the first uplink resource;
the first uplink resource is special for a first target SR;
the second uplink resource is shared by the first target SR and the second target SR.
4. The method of claim 3, wherein the transmitting configuration information comprises:
the configuration information is transmitted through radio resource control RRC signaling or a broadcast message.
5. A terminal device, comprising:
the sending module is configured to determine, based on a determination result of the start time of the first uplink resource and the start time of the second uplink resource, to perform one of the following if the trigger condition of the first target SR is satisfied:
if the starting time of the first uplink resource is earlier than the starting time of the second uplink resource, transmitting a first target SR on the first uplink resource, and canceling transmitting the first target SR on the second uplink resource;
if the starting time of the second uplink resource is earlier than the starting time of the first uplink resource, transmitting a first target SR on the second uplink resource, and canceling transmitting the first target SR on the first uplink resource;
the triggering condition is that a reporting condition of a side link SL Buffer Status Report (BSR) is met, no available uplink resource is used for transmitting the SL BSR, and the first uplink resource is special for a first target SR;
the second uplink resource is shared by the first target SR and the second target SR ， The triggering condition of the second target SR is that UL BSR reporting conditions are satisfied, and no uplink resource is available to transmit the UL BSR.
6. A network device, comprising:
a sending module, configured to send configuration information, where the configuration information is used to indicate a first uplink resource and/or a second uplink resource of a terminal device,
if the starting time of the first uplink resource is earlier than the starting time of the second uplink resource, receiving a first target SR on the first uplink resource, and canceling receiving the first target SR on the second uplink resource; if the starting time of the second uplink resource is earlier than the starting time of the first uplink resource, receiving a first target SR on the second uplink resource, and canceling receiving the first target SR on the first uplink resource;
the first uplink resource is special for a first target SR;
the second uplink resource is shared by the first target SR and the second target SR.
7. A terminal device, comprising: memory, a processor and a computer program stored on the memory and executable on the processor, which when executed by the processor, performs the steps of the method according to claim 1 or 2.
8. A network device, comprising: memory, a processor and a computer program stored on the memory and executable on the processor, which when executed by the processor, performs the steps of the method according to claim 3 or 4.
9. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, implements the steps of the method according to any one of claims 1 to 4.
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