CN110139373A

CN110139373A - A kind of resource selection method and user terminal

Info

Publication number: CN110139373A
Application number: CN201810136887.5A
Authority: CN
Inventors: 李晨鑫; 赵锐; 彭莹; 林琳
Original assignee: Telecommunications Science and Technology Research Institute Co Ltd
Current assignee: Datang Mobile Communications Equipment Co Ltd
Priority date: 2018-02-09
Filing date: 2018-02-09
Publication date: 2019-08-16
Anticipated expiration: 2038-02-09
Also published as: TW201935973A; WO2019153901A1; TWI703889B; CN110139373B

Abstract

The present invention provides a kind of resource selection method and user terminal, this method comprises: selecting baseband parameter according to preset rules before user terminal starts to carry out the first business transmission；First business is cooperative information interactive service；After selecting baseband parameter, determines and send carrier wave and/or fractional bandwidth；Selection sends the target running time-frequency resource of first business on the carrier wave and/or fractional bandwidth.In this way, the resource selection of cooperative information interactive service transmission may be implemented in NR system, while flexible baseband parameter being supported to configure, can satisfy the low time delay demand of collaboration driving business.

Description

A kind of resource selection method and user terminal

Technical field

The present invention relates to field of communication technology more particularly to a kind of resource selection methods and user terminal.

Background technique

With the development and change of mobile communication business demand, ITU (International Telecommunication Union, International Telecommunication Union) and the tissues such as 3GPP all begin one's study new wireless communication system (such as 5G NR, 5Generation New RAT).It is well known that mainly being provided on single carrier in existing LTE-V2X communication system Source selection is unable to satisfy the low time delay demand of collaboration driving business.Therefore cooperative information interactive service hair in urgent need to resolve NR system The problem of resource selection sent, to meet the low time delay demand of collaboration driving business.

Summary of the invention

The embodiment of the present invention provides a kind of resource selection method and user terminal, to solve cooperative information interaction in NR system The problem of resource selection that business is sent.

The embodiment of the invention provides a kind of resource selection methods, are applied to user terminal, comprising:

Before user terminal starts to carry out the first business transmission, baseband parameter numerology is selected according to preset rules； First business is cooperative information interactive service；

After selecting baseband parameter, determines and send carrier wave and/or fractional bandwidth；

Selection sends the target running time-frequency resource of first business on the carrier wave and/or fractional bandwidth.

Optionally, the baseband parameter includes the first base band ginseng of control signaling SA (Scheduling Assignment) Several and data data the second baseband parameter.

Optionally, the preset rules include any one of following:

The first baseband parameter, second baseband parameter and the are selected according to the corresponding relationship of conditional parameter and target object Two baseband parameters are identical；

The second baseband parameter, first baseband parameter are selected according to the corresponding relationship of the conditional parameter and target object By network side equipment configuration or the preset parameter value of protocol conventions；

The first baseband parameter and the second base band is selected to join respectively according to the corresponding relationship of the conditional parameter and target object Number, first baseband parameter and second baseband parameter are identical or different；

In the SA for receiving the first business of instruction that other users terminal in addition to the user terminal is sent or In the case where data, using the baseband parameter of the SA received as first baseband parameter, by the base band of the data received Parameter is as second baseband parameter；

In the synchronization signal for receiving the first business of instruction that the other users terminal in addition to the user terminal is sent In the case where, using the baseband parameter of synchronization signal as first baseband parameter and the second baseband parameter；

Wherein, the target object is that network side equipment configures or the optional baseband parameter of protocol conventions configures, described Baseband parameter configuration includes the configuration of time-domain resource granularity and the configuration of frequency domain resource subcarrier spacing, and the conditional parameter includes business Delay requirement, message transmission rate demand, reliability requirement, service quality QoS (Service Quality), user terminal At least one of in movement speed.

Optionally, the selection on the carrier wave and/or fractional bandwidth sends the target running time-frequency resource of the first business, packet It includes:

The first candidate running time-frequency resource in resource selection window is determined on the carrier wave and/or fractional bandwidth；

The exclusion that occupied resource is carried out to the described first candidate running time-frequency resource obtains the second candidate running time-frequency resource；

Straight-through link received signals intensity instruction S-RSSI (Sidelink is carried out to the described second candidate running time-frequency resource Received Signal Strength Indicator) measurement, when the top n second for selecting S-RSSI measured value minimum is candidate Frequency resource；

The target running time-frequency resource of the first business is sent from the described N number of second candidate running time-frequency resource selection；

Wherein, N is positive integer, and N is determined according to the preset ratio of the described first candidate running time-frequency resource.

Optionally, the exclusion that occupied resource is carried out to the described first candidate running time-frequency resource, when obtaining the second candidate Frequency resource includes:

First is excluded from the described first candidate running time-frequency resource and occupies resource, and described first, which occupies resource, includes first period of the day from 11 p.m. to 1 a.m At least one of in frequency resource and the second sub- running time-frequency resource；

After excluding the first occupancy resource, second is excluded from the described first candidate running time-frequency resource and occupies resource, is obtained Resource is occupied to the second candidate running time-frequency resource, described second as unavailable resource as defined in LTE-V2X；

Wherein, the described first sub- running time-frequency resource includes all resources where the first transmission resource in time-domain resource, described First transmission resource is SA or the data instruction for other instruction the first business of homogeneous system that the user terminal has received Occupancy and/or reserved resource；The second sub- running time-frequency resource includes all in time-domain resource where the second transmission resource Resource, described second, which sends resource, sends the resource that the second business is occupied and/or reserved, second industry for the user terminal Business is other business in addition to first business.

Optionally, the Reference Signal Received Power of link shared channels is led directly in the first occupancy resource without physics PSSCH(Physical Sidelink Shared Channel)-RSRP(Reference Signal Receiving Power measurement).

Optionally, it is described on the carrier wave and/or fractional bandwidth selection send the first business target running time-frequency resource it Afterwards, the method also includes:

If the resource that the second business of the target running time-frequency resource and the user terminal is sent rushes section in the time domain, put The transmission of second business is abandoned, second business is other business in addition to first business.

If other instruction homogeneous systems having received drive the occupancy and/or reserved of SA or the data instruction of business The resource for sending the second business transmission of resource and the user terminal overlaps in the time domain, then abandons the hair of second business It send, second business is other business in addition to first business.

Optionally, the SA of first business is used to indicate the transmission parameter of first business；The transmission parameter packet It includes at least one of following:

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P (Band Width Part) instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

Optionally, the transmission parameter further include:

In the Priority field in the SA, highest priority is set by the priority of the first business；

Alternatively, newly increasing instructions field in the SA, the data for being used to indicate the SA instruction is the first business.

Optionally, the SA in first business and data is time division multiplexing tdm (Time Division ) and/or frequency division multiplexing FMD (Frequency division multiplexing) mode Multiplexing.

The embodiment of the invention also provides a kind of user terminals, comprising:

Baseband parameter selecting module, for being selected according to preset rules before user terminal starts to carry out the first business transmission Select baseband parameter；First business is cooperative information interactive service；

Determining module, for determining and sending carrier wave and/or fractional bandwidth after selecting baseband parameter；

Resource selection module, the target for selection transmission first business on the carrier wave and/or fractional bandwidth Running time-frequency resource.

Optionally, the baseband parameter includes the first baseband parameter of control signaling SA and the second base band ginseng of data data Number.

Optionally, the preset rules include any one of following:

Wherein, the target object is that network side equipment configures or the optional baseband parameter of protocol conventions configures, described Baseband parameter configuration includes the configuration of time-domain resource granularity and the configuration of frequency domain resource subcarrier spacing, and the conditional parameter includes business Delay requirement, message transmission rate demand, reliability requirement, service quality QoS, user terminal movement speed at least one ?.

The embodiment of the invention also provides a kind of user terminal, including transceiver, memory, processor and it is stored in described On memory and the computer program that can run on the processor,

The processor is used to read the program in memory, executes following process:

Before user terminal starts to carry out the first business transmission, baseband parameter is selected according to preset rules；First industry Business is cooperative information interactive service；

Selection sends the target running time-frequency resource of first business on the carrier wave and/or fractional bandwidth；

Alternatively,

The transceiver is used for before user terminal starts to carry out the first business transmission, according to preset rules selection base band ginseng Number；First business is cooperative information interactive service；

Optionally, the preset rules include any one of following:

S-RSSI measurement is carried out to the described second candidate running time-frequency resource, the top n second for selecting S-RSSI measured value minimum Candidate running time-frequency resource；

Optionally, described first the measurement in resource without PSSCH-RSRP is occupied.

Optionally, the processor is also used to read the program in memory, executes following process:

If the resource that the second business of the target running time-frequency resource and the user terminal is sent rushes section in the time domain, put The transmission of second business is abandoned, second business is other business in addition to first business；

Alternatively,

If the transceiver is also used to the resource of the second business transmission of the target running time-frequency resource and the user terminal Section is rushed in the time domain, then abandons the transmission of second business, and second business is other in addition to first business Business.

If other instruction homogeneous systems having received drive the occupancy and/or reserved of SA or the data instruction of business The resource for sending the second business transmission of resource and the user terminal overlaps in the time domain, then abandons the hair of second business It send, second business is other business in addition to first business；

If other instruction homogeneous systems that the transceiver is also used to have received drive SA or the data instruction of business Occupancy and/or the resource that sends of the second business of reserved transmission resource and the user terminal overlap in the time domain, then put The transmission of second business is abandoned, second business is other business in addition to first business.

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

Optionally, the transmission parameter further include:

Optionally, the SA in first business and data is time division multiplexing tdm and/or frequency division multiplexing FMD mode.

The embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, described The step of above-mentioned resource selection method is realized when computer program is executed by processor.

In the embodiment of the present invention, before user terminal starts to carry out the first business transmission, base band is selected according to preset rules Parameter；First business is cooperative information interactive service；After selecting baseband parameter, determines and send carrier wave and/or part band It is wide；Selection sends the target running time-frequency resource of first business on the carrier wave and/or fractional bandwidth.In this way, in NR system In the resource selection of cooperative information interactive service transmission may be implemented, while flexible baseband parameter being supported to configure, can satisfy Cooperate with the low time delay demand of driving business.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings Obtain other attached drawings.

Fig. 1 is the applicable schematic network structure of the embodiment of the present invention；

Fig. 2 is the flow chart of resource selection method provided in an embodiment of the present invention；

Fig. 3 is a kind of structure chart of user terminal provided in an embodiment of the present invention；

Fig. 4 is the structure chart of another user terminal provided in an embodiment of the present invention.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.

It is the applicable schematic network structure of the embodiment of the present invention referring to Fig. 1, Fig. 1, as shown in Figure 1, including that user is whole Hold (User Equipment, UE) 11 and network side equipment 12, wherein user terminal 11 can be mobile phone or car-mounted terminal etc. eventually End side equipment, it should be noted that do not limit the concrete type of user terminal 11 in embodiments of the present invention.Network side equipment 12 can be base station, such as: macro station, LTE eNB, 5G NR NB etc.；Network side equipment 12 is also possible to small station, such as low-power section The small stations such as point (LowPower Node, LPN) pico, femto or network side equipment 12 can be with access point (AP, access point)；Base station is also possible to central location (Central Unit, CU) and manages with it be multiple transmission receiving points with control The network node that (Transmission Reception Point, TRP) is collectively constituted.It should be noted that of the invention real Apply the concrete type that network side equipment 12 is not limited in example.

Referring to fig. 2, Fig. 2 is a kind of flow chart of resource selection method provided in an embodiment of the present invention, as shown in Fig. 2, packet Include following steps:

Step 201, before user terminal starts to carry out the first business transmission, baseband parameter is selected according to preset rules；Institute Stating the first business is cooperative information interactive service；

In the present embodiment, each user terminal for participating in cooperative information interactive service is both provided with trigger condition, the triggering Condition sends cooperative information interactive service for triggering user terminal.Specifically, the trigger condition can by network side equipment into Row configuration, can also be by passing through protocol conventions.The particular content of trigger condition can be configured according to actual needs, herein not It is further to be limited.

In the present embodiment, above-mentioned baseband parameter may include the first baseband parameter and data data of control signaling SA Second baseband parameter.

It should be noted that above-mentioned first baseband parameter may be the same or different with the second baseband parameter.It is above-mentioned pre- If rule can be configured according to actual needs, in the present embodiment, above-mentioned preset rules include multiple rule, specifically, The preset rules include any one of following:

Rule one: the first baseband parameter, second base band are selected according to the corresponding relationship of conditional parameter and target object Parameter is identical as the second baseband parameter.

Rule two: according to the corresponding relationship of the conditional parameter and target object select the second baseband parameter, described first Baseband parameter is configured by network side equipment or the preset parameter value of protocol conventions.

Rule three: the first baseband parameter and second are selected respectively according to the corresponding relationship of the conditional parameter and target object Baseband parameter, first baseband parameter and second baseband parameter are identical or different.

Rule four: in the SA for receiving the first business of instruction that the other users terminal in addition to the user terminal is sent Or in the case where data, using the baseband parameter of the SA received as first baseband parameter, by the data's received Baseband parameter is as second baseband parameter.

Rule five: the same of the first business of instruction of the other users terminal transmission in addition to the user terminal is being received In the case where walking signal, using the baseband parameter of synchronization signal as first baseband parameter and the second baseband parameter.

In the present embodiment, service delay demand can be paid the utmost attention to for rule one, rule two and rule three.Wherein, When selecting the first baseband parameter or the second baseband parameter according to the corresponding relationship of conditional parameter and target object, the side of selection Formula can be configured according to actual needs, not further herein to be limited.Such as low time delay demand is corresponding compared with Short Time Domain money The configuration of source granularity, high data rate demand correspond to larger subcarrier spacing configuration, high reliability demand, high quality-of-service The corresponding longer time-domain resource granularity configuration of the high movement speed of qos requirement, user terminal,

Step 202, it after selecting baseband parameter, determines and sends carrier wave and/or fractional bandwidth；

In the present embodiment, a carrier wave may include one or more fractional bandwidth.Wherein, after determining baseband parameter, If baseband parameter and carrier wave or fractional bandwidth correspond, carrier wave and/or portion directly can be determined according to the baseband parameter of selection Divide bandwidth；If baseband parameter and the corresponding relationship of carrier wave or fractional bandwidth be it is one-to-many, corresponding can be joined according to other Number carries out the selection of carrier wave and/or fractional bandwidth.Specifically, other relevant parameters may include: candidate section bandwidth and business The corresponding relationship of attribute, the resource occupation in the load of candidate section bandwidth, the candidate section bandwidth exclude result.

Step 203, the target running time-frequency resource of transmission first business is selected on the carrier wave and/or fractional bandwidth.

In the present embodiment, target running time-frequency resource can be carried out according to the selection process for sending resource on LTE-V2X single carrier Selection.It includes following three step that the selection process of resource is wherein sent on existing LTE-V2X single carrier:

The first step, by all candidate resources in resource selection window labeled as available；

Second step, carries out the exclusion of occupied resource, and occupied resource includes two classes；

Specifically, in sensing window, UE itself is sent and can not be monitored on sending subframe in the step The business packet sent to other UE, above-mentioned subframe become skip subframe.Need to assume that other UE are in the subframe with system configuration All periods are subscribed to resource next time, and the resource and candidate's subframes reserved are overlapping, or with 1 after candidate's subframes, 2 ..., 10*counter -1 times transmission subframe is overlapping, needs to exclude above-mentioned candidate's subframes.The candidate's subframes are fixed for LTE-V2X The first kind of justice occupies resource.

The SA that other UE transmission has been listened in sensing window, according to the period and resource reservation known from SA Information, if the resource of reservation and candidate resource are overlapping, or with 1,2 after candidate's subframes ..., 10*counter -1 hairs Send resource overlapping, and the threshold value being higher than according to the PSSCH-RSRP that SA is measured, then corresponding candidate resource needs are excluded. The corresponding candidate resource is that the second class that LTE-V2X is defined occupies resource.

Wherein, if second step exclusion after, surplus resources ratio be lower than 20%, threshold value is promoted into 3dB, is held again Row exclusion process, until surplus resources ratio reaches at or above 20%.

Third step carries out S-RSSI measurement and sequence to candidate resource, selects 20% minimum money of S-RSSI measured value Source carries out resource selection from above-mentioned 20% candidate resource by high level.

Based on the selection process for sending resource on existing LTE-V2X single carrier, in the present embodiment, when selecting above-mentioned target The process of frequency resource includes following four step:

Wherein, N is positive integer, and according to the described first candidate running time-frequency resource, (the first candidate running time-frequency resource is existing to N On LTE-V2X single carrier send resource selection process in, all candidate resources in resource selection window) preset ratio (example As 20%) determined.

Specifically, consistent with existing occupancy resource wipe-out mode can also be different to the exclusion of occupied resource. In the present embodiment, optionally, above-mentioned occupied resource may include the first occupancy resource newly defined and define in LTE-V2X Second occupy resource, which includes above-mentioned first occupying resource and the second class and occupying resource.In this way, in this reality It applies in example, the above-mentioned exclusion that occupied resource is carried out to the described first candidate running time-frequency resource obtains the second candidate running time-frequency resource packet It includes:

By excluding to the above-mentioned first sub- running time-frequency resource, the target running time-frequency resource and other users of selection can be made The resource of terminal cooperative information interactive service does not overlap in the time domain.The above-mentioned second sub- running time-frequency resource is excluded simultaneously, it can So that the target running time-frequency resource of selection avoids the resource sent with the second business of this user terminal from conflicting in the time domain.In this way, It is possible to prevente effectively from the business of cooperative information interaction need to be carried out since half-duplex influence causes the partial service not connect successfully It receives to influence final decision.

Further, in the present embodiment, since above-mentioned first occupancy resource has eliminated, Secondary resource is being excluded When, in order to improve treatment effeciency, the measurement in resource without PSSCH-RSRP is occupied above-mentioned first.

After having selected above-mentioned target running time-frequency resource, target running time-frequency resource may be with the hair of second business of this user terminal Resource is sent to generate conflict in the time domain, in this regard, in the present embodiment, in order to guarantee the transmission of the first business, second can be abandoned The transmission of business.Specifically, after above-mentioned steps 203, this method can also include:

In this way, carrying out the normal transmission of the first business in target video resource, it ensure that cooperative information interactive service is sent out The reliability sent avoids the transmission of the second business from sending the influence generated to the first business.

Further, after above-mentioned steps 203, can also include:

If other instruction homogeneous systems having received drive accounting for for control signaling SA or data the data instruction of business With and/or reserved transmissions resource and the resource of the second business of user terminal transmission overlap in the time domain, then abandon institute The transmission of the second business is stated, second business is other business in addition to first business.

In the present embodiment, when second business of this user terminal sends the transmission resource with other users terminal transmission resource In the state of overlapping in the time domain, the transmission of the second business of this user terminal is abandoned, it in this way can be to avoid because sending the second business It causes that the first business that other users terminal is sent can not be received, therefore ensure that cooperative information interactive service is received reliable Property, avoid the transmission of the second business from receiving the influence generated to the first business.

Optionally, in the present embodiment, can first business SA be used to indicate first business transmission ginseng Number；The transmission parameter includes at least one of the following:

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

Further, above-mentioned transmission parameter further include:

Optionally, the multiplex mode of SA and data can be configured according to actual needs, such as in the present embodiment In, SA and data in the first business are time division multiplexing tdm and/or frequency division multiplexing FMD mode.

It should be noted that the embodiment for the plurality of optional introduced in the embodiment of the present invention, can be combined with each other each other It realizes, can also be implemented separately, this embodiment of the present invention is not construed as limiting.

It is the structure chart of user terminal provided in an embodiment of the present invention referring to Fig. 3, Fig. 3, as shown in figure 3, user terminal 300 Include:

Baseband parameter selecting module 301, for user terminal start carry out the first business transmission before, according to preset rules Select baseband parameter；First business is cooperative information interactive service；

Determining module 302, for determining and sending carrier wave and/or fractional bandwidth after selecting baseband parameter；

Resource selection module 303, the mesh for selection transmission first business on the carrier wave and/or fractional bandwidth Mark running time-frequency resource.

Optionally, the preset rules include any one of following:

It should be noted that above-mentioned user terminal 300 can be embodiment of the method in the embodiment of the present invention in the present embodiment In any embodiment user terminal, any embodiment of user terminal can be by this reality in embodiment of the present invention method The above-mentioned user terminal 300 applied in example is realized, and reaches identical beneficial effect, and details are not described herein again.

Referring to FIG. 4, Fig. 4 is the structure chart that the present invention implements another user terminal provided, as shown in figure 4, the use Family terminal includes: transceiver 410, memory 420, processor 400 and is stored on the memory 420 and can be in the processing The computer program run on device 400, in which:

The processor 400 is used to read the program in memory 420, executes following process:

Alternatively,

The transceiver 410 is used for before user terminal starts to carry out the first business transmission, selects base according to preset rules Band parameter；First business is cooperative information interactive service；

In Fig. 4, bus architecture may include the bus and bridge of any number of interconnection, specifically be represented by processor 400 One or more processors and the various circuits of memory that represent of memory 420 link together.Bus architecture can be with Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like are linked together, these are all these Well known to field, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 410 can be Multiple element includes transmitter and receiver, provides the unit for communicating over a transmission medium with various other devices.

Processor 400, which is responsible for management bus architecture and common processing, memory 420, can store processor 400 and is holding Used data when row operation.

It should be noted that memory 420 does not limit only on the subscriber terminal, it can also be by memory 420 and processing The separation of device 400 is in different geographical locations.

Optionally, the preset rules include any one of following:

Wherein, the described first sub- running time-frequency resource includes all resources where the first transmission resource in time-domain resource, described First transmission resource is SA or the data instruction for other instruction the first business of homogeneous system that the user terminal has received Occupancy and/or reserved resource；The second sub- running time-frequency resource includes all in time-domain resource where the second transmission resource Resource, described second, which sends resource, sends the resource that the second business is occupied and/or reserved, second industry for the user terminal Business is other business in addition to first business.Optionally, it described first occupies in resource without PSSCH-RSRP's Measurement.

Optionally, the processor 400 is also used to read the program in memory 420, executes following process:

Alternatively,

If the transceiver 410 is also used to the money of the second business transmission of the target running time-frequency resource and the user terminal Source rushes section in the time domain, then abandons the transmission of second business, and second business is its in addition to first business His business.

If SA or data that other instruction homogeneous systems that the transceiver 410 is also used to have received drive business refer to The resource that the occupancy and/or reserved transmission resource shown and the second business of the user terminal are sent overlaps in the time domain, then The transmission of second business is abandoned, second business is other business in addition to first business.

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

Optionally, the transmission parameter further include:

The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program The step in resource selection method provided in an embodiment of the present invention is realized when being executed by processor.

In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit Connection can be electrical property, mechanical or other forms.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.

The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or the network equipment etc.) executes receiving/transmission method described in each embodiment of the present invention Part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. are various can store The medium of program code.

The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims

1. a kind of resource selection method is applied to user terminal characterized by comprising

Before user terminal starts to carry out the first business transmission, baseband parameter is selected according to preset rules；First business is Cooperative information interactive service；

2. the method according to claim 1, wherein the baseband parameter includes the first base band of control signaling SA Second baseband parameter of parameter and data data.

3. according to the method described in claim 2, it is characterized in that, the preset rules include any one of following:

The first baseband parameter, second baseband parameter and the second base are selected according to the corresponding relationship of conditional parameter and target object Band parameter is identical；

The second baseband parameter is selected according to the corresponding relationship of the conditional parameter and target object, first baseband parameter is by net The preset parameter value of the configuration of network side apparatus or protocol conventions；

Select the first baseband parameter and the second baseband parameter, institute respectively according to the corresponding relationship of the conditional parameter and target object It states the first baseband parameter and second baseband parameter is identical or different；

Receiving the SA or data of the first business of instruction that the other users terminal in addition to the user terminal is sent In the case of, using the baseband parameter of the SA received as first baseband parameter, the baseband parameter of the data received is made For second baseband parameter；

In the feelings for the synchronization signal for receiving the first business of instruction that the other users terminal in addition to the user terminal is sent Under condition, using the baseband parameter of synchronization signal as first baseband parameter and the second baseband parameter；

Wherein, the target object is that network side equipment configures or the optional baseband parameter of protocol conventions configures, the base band Parameter configuration includes the configuration of time-domain resource granularity and the configuration of frequency domain resource subcarrier spacing, and the conditional parameter includes service delay Demand, message transmission rate demand, reliability requirement, service quality QoS, user terminal movement speed at least one of.

4. the method according to claim 1, wherein described select hair on the carrier wave and/or fractional bandwidth Send the target running time-frequency resource of the first business, comprising:

Straight-through link received signals intensity instruction S-RSSI measurement is carried out to the described second candidate running time-frequency resource, S-RSSI is selected to survey The candidate running time-frequency resource of the minimum top n second of magnitude；

5. according to the method described in claim 4, it is characterized in that, described occupied the described first candidate running time-frequency resource The exclusion of resource, obtaining the second candidate running time-frequency resource includes:

First is excluded from the described first candidate running time-frequency resource and occupies resource, and described first occupies resource provides including first period of the day from 11 p.m. to 1 a.m frequency At least one of in source and the second sub- running time-frequency resource；

Exclude described first occupy resource after, exclude second from the described first candidate running time-frequency resource and occupy resource, obtain the Two candidate running time-frequency resources, described second occupies resource as unavailable resource as defined in LTE-V2X；

Wherein, the described first sub- running time-frequency resource includes all resources where the first transmission resource in time-domain resource, and described first Send accounting for for SA or the data instruction that resource is other instruction the first business of homogeneous system that the user terminal has received With and/or reserved resource；The second sub- running time-frequency resource includes all resources where the second transmission resource in time-domain resource, Described second, which sends resource, sends the resource that the second business is occupied and/or reserved for the user terminal, and second business is Other business in addition to first business.

6. according to the method described in claim 5, it is characterized in that, leading directly to link without physics in the first occupancy resource The measurement of the Reference Signal Received Power PSSCH-RSRP of shared channel.

7. the method according to claim 1, wherein described select hair on the carrier wave and/or fractional bandwidth After sending the target running time-frequency resource of the first business, the method also includes:

If the resource that the second business of the target running time-frequency resource and the user terminal is sent rushes section in the time domain, institute is abandoned The transmission of the second business is stated, second business is other business in addition to first business.

8. the method according to claim 1, wherein described select hair on the carrier wave and/or fractional bandwidth After sending the target running time-frequency resource of the first business, the method also includes:

If other instruction homogeneous systems having received drive the occupancy and/or reserved transmission of SA or the data instruction of business The resource that resource and the second business of the user terminal are sent overlaps in the time domain, then abandons the transmission of second business, Second business is other business in addition to first business.

9. the method according to claim 1, wherein the SA of first business is used to indicate first business Transmission parameter；The transmission parameter includes at least one of the following:

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

10. according to the method described in claim 9, it is characterized in that, the transmission parameter further include:

11. the method according to claim 1, wherein the SA and data in first business are time division multiplexing TDM and/or frequency division multiplexing FMD mode.

12. a kind of user terminal characterized by comprising

Baseband parameter selecting module, for selecting base according to preset rules before user terminal starts to carry out the first business transmission Band parameter；First business is cooperative information interactive service；

Resource selection module, the target time-frequency for selection transmission first business on the carrier wave and/or fractional bandwidth Resource.

13. user terminal according to claim 12, which is characterized in that the baseband parameter includes the of control signaling SA Second baseband parameter of one baseband parameter and data data.

14. user terminal according to claim 13, which is characterized in that the preset rules include any one of following:

15. a kind of user terminal, including transceiver, memory, processor and it is stored on the memory and can be at the place The computer program run on reason device, which is characterized in that

Alternatively,

The transceiver is used for before user terminal starts to carry out the first business transmission, selects baseband parameter according to preset rules； First business is cooperative information interactive service；

16. user terminal according to claim 15, which is characterized in that the baseband parameter includes the of control signaling SA Second baseband parameter of one baseband parameter and data data.

17. user terminal according to claim 16, which is characterized in that the preset rules include any one of following:

18. user terminal according to claim 15, which is characterized in that described on the carrier wave and/or fractional bandwidth Selection sends the target running time-frequency resource of the first business, comprising:

19. user terminal according to claim 18, which is characterized in that described to be carried out to the described first candidate running time-frequency resource The exclusion of occupied resource, obtaining the second candidate running time-frequency resource includes:

20. user terminal according to claim 19, which is characterized in that straight without physics in the first occupancy resource The measurement of the Reference Signal Received Power PSSCH-RSRP of logical link shared channels.

21. user terminal according to claim 15, which is characterized in that the processor is also used to read in memory Program executes following process:

If the resource that the second business of the target running time-frequency resource and the user terminal is sent rushes section in the time domain, institute is abandoned The transmission of the second business is stated, second business is other business in addition to first business；

Alternatively,

If the resource that the second business that the transceiver is also used to the target running time-frequency resource and the user terminal is sent when Section is rushed on domain, then abandons the transmission of second business, and second business is other business in addition to first business.

22. user terminal according to claim 15, which is characterized in that the processor is also used to read in memory Program executes following process:

If other instruction homogeneous systems having received drive the occupancy and/or reserved transmission of SA or the data instruction of business The resource that resource and the second business of the user terminal are sent overlaps in the time domain, then abandons the transmission of second business, Second business is other business in addition to first business；

If other instruction homogeneous systems that the transceiver is also used to have received drive accounting for for SA or the data instruction of business With and/or reserved transmissions resource and the resource of the second business of user terminal transmission overlap in the time domain, then abandon institute The transmission of the second business is stated, second business is other business in addition to first business.

23. user terminal according to claim 15, which is characterized in that the SA of first business is used to indicate described The transmission parameter of one business；The transmission parameter includes at least one of the following:

SA sends frequency range instruction；

SA sends carrier wave instruction；

SA transmitting portion bandwidth BW P instruction；

SA sends time-frequency resource indication；

Data sends frequency range instruction；

Data sends carrier wave instruction；

Data transmitting portion bandwidth BW P instruction；

Data sends time-frequency resource indication；

Coded modulation instruction；

Priority indication.

24. user terminal according to claim 23, which is characterized in that the transmission parameter further include:

25. user terminal according to claim 15, which is characterized in that SA and data in first business are the time-division It is multiplexed TDM and/or frequency division multiplexing FMD mode.

26. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program The step of resource selection method of any of claims 1-11 is realized when being executed by processor.