CN109152084A

CN109152084A - The sending method and device of message

Info

Publication number: CN109152084A
Application number: CN201710459100.4A
Authority: CN
Inventors: 李新县; 唐浩; 唐臻飞; 汪凡
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2017-06-16
Filing date: 2017-06-16
Publication date: 2019-01-04
Anticipated expiration: 2037-06-16
Also published as: CN109152084B

Abstract

The application provides the sending method and device of a kind of message, this method comprises: the random access request that receiving terminal apparatus is sent in Physical Random Access Channel PRACH resource, the PRACH resource is indicated by residue minimum system message RMSI；According to preset corresponding relationship, the resource for sending the information of random access response RAR is determined, the corresponding relationship includes the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；The control information of RAR and/or the data information of RAR are sent to the terminal device in the resource.The embodiment of the present application can be improved the communication performance of communication system.

Description

The sending method and device of message

Technical field

This application involves the communication technology more particularly to the sending methods and device of a kind of message.

Background technique

In general, during terminal device access carrier, need by cell searching, obtain cell system message and with Machine access procedure.Wherein, it needs to include synchronizing in blind examination synchronization signal block SS block, SS block in cell search process Signal and Master Information Block (Master Information Block；Referred to as: MIB), secondly UE will receive base station transmission be Unite message, such as remaining minimum system message (remaining minimum system information；RMSI) and other System message (Other system information；), OSI it is linked into carrier wave finally by random access procedure.However The random access performance of existing communication system needs to be further increased.

Summary of the invention

The application provides the sending method and device of a kind of message, for improving the communication performance of communication system.

In a first aspect, the embodiment of the present application provides a kind of sending method of message, comprising:

The random access request that receiving terminal apparatus is sent in Physical Random Access Channel PRACH resource, the PRACH Resource is indicated by residue minimum system message RMSI；

According to preset corresponding relationship, the resource for sending the information about random access response RAR is determined, it is described right It should be related to including the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；

The control information of the RAR and/or the data letter of the RAR are sent to the terminal device in the resource Breath.

Wherein, it may include multiple RMSI in a bandwidth carrier, and can be stored in multiple RMSI in base station Any one RMSI and PRACH configuration information between corresponding relationship, that is to say, that for each RMSI, with PRACH There is corresponding corresponding relationship between configuration information.

In the sending method for the message that the application first aspect provides, base station is by receiving terminal apparatus in PRACH resource The random access request of upper transmission, and according to preset corresponding relationship, it determines for sending the letter about random access response RAR The resource of breath, and in the resource determined to terminal device send RAR control information and/or RAR data information, In, PRACH resource indicates that preset corresponding relationship includes that any one RMSI and PRACH in multiple RMSI matches by RMSI Corresponding relationship between confidence breath.Since confidence is matched by any one RMSI and PRACH in preset multiple RMSI in base station Corresponding relationship between breath can determine the RMSI of instruction PRACH resource, it is hereby achieved that sending the information about RAR Resource, and the control information of RAR and/or the data information of RAR are sent to terminal device on the resource, to improve and be The communication performance of system.

Optionally, the PRACH configuration information includes at least one of following information: access lead sequence, PRACH money The time-domain position in source or the frequency domain position of PRACH resource.

Optionally, the PRACH configuration information of different RMSI instructions meets at least one of following condition: access lead sequence Column are different, PRACH resource time-domain position is different or the frequency domain position of PRACH resource is different.

In the present solution, due to PRACH configuration information include access lead sequence, PRACH resource time-domain position or At least one of the frequency domain position of PRACH resource, and for the multiple RMSI for including in carrier wave, each RMSI with PRACH configuration information is corresponding, in order to distinguish the PRACH resource indicated in different RMSI, usually makes different RMSI instructions PRACH configuration information meets at least one of following condition: access lead sequence is different, PRACH resource time-domain position not Same or PRACH resource frequency domain position is different.

Optionally, the resource is the resource for the data information for controlling resource set and/or sending RAR, the resource place Portions of bandwidth be the RMSI where portions of bandwidth, the portions of bandwidth that indicates in RMSI or the control resource set for indicating RMSI Portions of bandwidth.

In the present solution, the control information of RAR is sent in the corresponding control resource set of RAR, the control information middle finger of RAR Scheduling information of the data information of RAR, such as modulation /demodulation strategy, the resource of distribution etc. are shown.Different RAR controls resource set The frequency domain position of the data information of the RAR of middle instruction may be identical, may be different.The corresponding control resource set of RAR can be in institute It states in the portions of bandwidth indicated in portions of bandwidth or RMSI where RMSI or the portions of bandwidth of control resource set for indicating RMSI It sends, the data of RAR can be in the portions of bandwidth where the RMSI or the portions of bandwidth that indicates or instruction RMSI in RMSI It controls and is sent in the portions of bandwidth of resource set.Portions of bandwidth where RMSI refers to the scheduling information and transmission for sending RMSI The portions of bandwidth of RMSI data.

The portions of bandwidth indicated in RMSI refers to that, when terminal device accesses a carrier wave, base station can indicate to use in RMSI Portions of bandwidth where the resource for sending RAR control information, wherein the resource is to control resource set.

When indicating that the portions of bandwidth of the control resource set of RMSI refers to that terminal device accesses a carrier wave, for sending RMSI Control resource set can indicate that Master Information Block is included in SS block, therefore the portions of bandwidth, that is, SS in Master Information Block Part where block.

Optionally, the PRACH configuration information includes the time-domain position of PRACH resource；A kind of lattice of access lead sequence The corresponding at least one corresponding relationship of formula, the corresponding relationship include any one RMSI and PRACH money in multiple RMSI The time-domain position of corresponding relationship between the time-domain position in source, the corresponding PRACH resource of different RMSI is different.

In the present solution, a kind of format of access lead sequence corresponds to a kind of packet mode, i.e., each format all has Independent packet mode, after being divided to the time-domain position of PRACH resource, by the time-domain position of the PRACH resource after division Group is corresponding with RMSI, in this way, a kind of format of access lead sequence will corresponding at least one corresponding relationship.In addition, different-format Grouping can be identical, be also possible to different.And for each format, the PRACH resource for grouping is all It is identical.

Optionally, the PRACH configuration information includes the frequency domain position of PRACH resource；A kind of lattice of access lead sequence The corresponding at least one corresponding relationship of formula, the corresponding relationship include any one RMSI and PRACH money in multiple RMSI The frequency domain position of corresponding relationship between the frequency domain position in source, the corresponding PRACH resource of different RMSI is different.

In the present solution, a kind of format of access lead sequence corresponds to a kind of packet mode, i.e., each format all has Independent packet mode, after being divided to the frequency domain position of PRACH resource, by the frequency domain position of the PRACH resource after division Group is corresponding with RMSI, in this way, a kind of format of access lead sequence will correspond at least one corresponding relationship, in addition, different-format Grouping can be identical, be also possible to different, and for each format, the PRACH resource for grouping is all It is identical.

Optionally, the PRACH configuration information includes access lead sequence；

According to preset corresponding relationship, the resource for sending the information about random access response RAR is determined, comprising:

According to the corresponding relationship between RMSI and access lead sequence, determination connects with include in the random access request Enter the corresponding RMSI of leader sequence, the corresponding access lead sequence of different RMSI is different；

By portions of bandwidth, the portions of bandwidth that indicates in RMSI or the control resource set for indicating RMSI where the RMSI Portions of bandwidth is determined as sending the portions of bandwidth where the resource of the information of the RAR.

In the present solution, if generating on carrier wave has m access lead sequence, and between the access lead sequence of different index Be it is mutually orthogonal, i.e. the access lead sequence of different index is different, and base station can be divided this m access lead sequence Group is such as divided into n mutually orthogonal access lead sequence groups；And the access lead sequence group after grouping is closed with RMSI Connection, be between the access lead sequence in each group it is different, that is, intersection is not present, wherein m and n is positive integer, and The value of n is greater than or equal to the number of the RMSI in carrier wave included.Access lead sequence group after grouping is associated with RMSI Afterwards, for each RMSI on bandwidth carrier, can there be at least one leader sequence group associated with it.In this way, working as base It stands after determining the access lead sequence in random access request, can determine group belonging to the access lead sequence, from And can determine with the access lead associated RMSI of sequence group, and by where the RMSI portions of bandwidth, indicate in RMSI Portions of bandwidth or indicate RMSI control resource set portions of bandwidth in resource be used for send RAR.

Optionally, the PRACH configuration information includes the time-domain position of PRACH resource；

Determine the target time-domain position for receiving the PRACH resource of the random access request；

According to the corresponding relationship between the time-domain position of RMSI and PRACH resource, the determining and target time-domain position pair The RMSI answered；The time-domain position of the corresponding PRACH resource of different RMSI is different；

Optionally, the PRACH configuration information includes the frequency domain position of PRACH resource；

Determine the target frequency domain position for receiving the PRACH resource of the random access request；

According to the corresponding relationship between the time-domain position of RMSI and PRACH resource, the determining and target frequency domain position pair The RMSI answered；The frequency domain position of the corresponding PRACH resource of different RMSI is different；

Second aspect, the embodiment of the present application provide a kind of sending method of message, comprising:

Random access request is sent to base station in Physical Random Access Channel PRACH resource, the PRACH resource passes through Remaining minimum system message RMSI instruction；

Receive the control information for the random access response RAR that the base station is sent in resource and/or the data letter of RAR Breath.

In the sending method for the message that the application second aspect provides, base station is by receiving terminal apparatus in PRACH resource The random access request of upper transmission, and according to preset corresponding relationship, it determines for sending the letter about random access response RAR The resource of breath, and in the resource determined to terminal device send RAR control information and/or RAR data information, In, PRACH resource indicates that preset corresponding relationship includes that any one RMSI and PRACH in multiple RMSI matches by RMSI Corresponding relationship between confidence breath.Since confidence is matched by any one RMSI and PRACH in preset multiple RMSI in base station Corresponding relationship between breath can determine the RMSI of instruction PRACH resource, it is hereby achieved that sending the information about RAR Resource, and the control information of RAR and/or the data information of RAR are sent to terminal device on the resource, to improve and be The communication performance of system.

Optionally, the PRACH configuration information includes the time-domain position of PRACH resource；Any access lead sequence The corresponding at least one corresponding relationship of format, the corresponding relationship includes any one RMSI and PRACH in multiple RMSI The time-domain position of corresponding relationship between the time-domain position of resource, the corresponding PRACH resource of different RMSI is different.

Optionally, the PRACH configuration information includes the frequency domain position of PRACH resource；Any access lead sequence The corresponding at least one corresponding relationship of format, the corresponding relationship includes any one RMSI and PRACH in multiple RMSI The frequency domain position of corresponding relationship between the frequency domain position of resource, the corresponding PRACH resource of different RMSI is different.

The third aspect, the embodiment of the present application provide a kind of sending device of message, comprising:

Receiving module, the random access sent in Physical Random Access Channel PRACH resource for receiving terminal apparatus Request, the PRACH resource are indicated by residue minimum system message RMSI；

Determining module, for determining for sending the information about random access response RAR according to preset corresponding relationship Resource, the corresponding relationship includes the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；

Sending module, for sending the control information of RAR and/or the number of RAR to the terminal device in the resource It is believed that breath.

The determining module, is specifically used for:

The sending device of message provided by each possible implementation of the above-mentioned third aspect and the third aspect, has Beneficial effect is referred to beneficial effect brought by each possible implementation of above-mentioned first aspect and first aspect, herein It repeats no more.

Fourth aspect, the embodiment of the present application provide a kind of sending device of message, comprising:

Sending module, it is described for sending random access request to base station in Physical Random Access Channel PRACH resource PRACH resource is indicated by residue minimum system message RMSI；

Receiving module, for receiving the control information for the random access response RAR that the base station is sent in the resource And/or the data information of RAR.

The sending device of message provided by each possible implementation of above-mentioned fourth aspect and fourth aspect, has Beneficial effect is referred to beneficial effect brought by each possible implementation of above-mentioned second aspect and second aspect, herein It repeats no more.

5th aspect, the embodiment of the present application provide a kind of base station, comprising: receiver, transmitter, memory and processor；

Memory is for storing program instruction；

For calling, the program instruction in memory executes above-mentioned first aspect to processor and the various of first aspect can The implementation of energy.

Base station provided by each possible implementation of above-mentioned 5th aspect and the 5th aspect, its advantages can be with The beneficial effect referring to brought by each possible implementation of above-mentioned first aspect and first aspect, details are not described herein.

6th aspect, the embodiment of the present application provide a kind of terminal device, comprising: receiver, transmitter, memory and processing Device；

Memory is for storing program instruction；

For calling, the program instruction in memory executes above-mentioned second aspect to processor and the various of second aspect can The implementation of energy.

Terminal device provided by each possible implementation of above-mentioned 6th aspect and the 6th aspect, its advantages It is referred to beneficial effect brought by each possible implementation of above-mentioned second aspect and second aspect, it is no longer superfluous herein It states.

The 7th aspect of the application provides a kind of sending device of message, including the method for executing the above first aspect At least one processing element (or chip).

The application eighth aspect provides a kind of sending device of message, including the method for executing the above second aspect At least one processing element (or chip).

The 9th aspect of the application provides a kind of program, and the program is when being executed by processor for executing the above first aspect Method.

The tenth aspect of the application provides a kind of program, and the program is when being executed by processor for executing the above second aspect Method.

The tenth one side of the application provides a kind of program product, such as computer readable storage medium, including the 9th aspect Program.

The 12nd aspect of the application provides a kind of program product, such as computer readable storage medium, including the tenth aspect Program.

The 13rd aspect of the application provides a kind of computer readable storage medium, is stored in computer readable storage medium Instruction, when run on a computer, so that the method that computer executes above-mentioned first aspect.

The application fourteenth aspect provides a kind of computer readable storage medium, is stored in computer readable storage medium Instruction, when run on a computer, so that the method that computer executes above-mentioned second aspect.

The sending method and device of message provided by the embodiments of the present application, base station are provided by receiving terminal apparatus in PRACH The random access request sent on source, and according to preset corresponding relationship, it determines for sending about random access response RAR's The resource of information, and in the resource determined to terminal device send RAR control information and/or RAR data information, In, PRACH resource indicates that preset corresponding relationship includes that any one RMSI and PRACH in multiple RMSI matches by RMSI Corresponding relationship between confidence breath.Since confidence is matched by any one RMSI and PRACH in preset multiple RMSI in base station Corresponding relationship between breath can determine the RMSI of instruction PRACH resource, it is hereby achieved that sending the information about RAR Resource, and the control information of RAR and/or the data information of RAR are sent to terminal device on the resource, to improve and be The communication performance of system.

Detailed description of the invention

Fig. 1 is a kind of configuration schematic diagram of PRACH configuration information；

Fig. 2 is the configuration diagram of NR system in an embodiment；

Fig. 3 is the signaling process figure of the sending method embodiment one of message provided by the embodiments of the present application；

Fig. 4 a is a schematic diagram of the portions of bandwidth where resource；

Fig. 4 b is another schematic diagram of the portions of bandwidth where resource；

Fig. 4 c is the another schematic diagram of the portions of bandwidth where resource；

Fig. 5 is the configuration schematic diagram of PRACH configuration information in an embodiment；

Fig. 6 is the structural schematic diagram of the sending device embodiment one of the application message；

Fig. 7 is the structural schematic diagram of the sending device embodiment two of the application message；

Fig. 8 is the structural schematic diagram of the application base station embodiment；

Fig. 9 is the structural schematic diagram of the application terminal device embodiment；

Figure 10 is the structural schematic diagram of the sending device of message provided in the application embodiment.

Specific embodiment

Hereinafter, the part term in the application is explained, in order to those skilled in the art understand that.

1), terminal device can be wireless terminal and be also possible to catv terminal, and wireless terminal can be directed to user's offer The equipment of voice and/or data connectivity has the handheld device of wireless connecting function or is connected to radio modem Other processing equipments.Wireless terminal can be through wireless access network (radio access network；RAN) and one or more Core net is communicated, and wireless terminal can be mobile terminal, such as mobile phone (or being " honeycomb " phone) and with movement The computer of terminal, for example, it may be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, They exchange language and/or data with wireless access network.For example, personal communication service (personal communication service；PCS) phone, wireless phone, Session initiation Protocol (session initiation protocol；SIP) phone, Wireless local loop (wireless local loop；WLL it) stands, personal digital assistant (personal digital assistant；The equipment such as PDA).Wireless terminal is referred to as system, subscriber unit (subscriber unit；SU), subscriber Stand (subscriber station；SS), movement station (mobile station；MB), mobile station (mobile), distant station (remote station；RS), access point (access point；AP), remote terminal (remote terminal；RT), access Terminal (access terminal；AT), user terminal (user terminal；UT), user agent (user agent；UA), Terminal device (user device；) or user equipment (user equipment UD；UE).

2), base station (for example, access point) can be refer to the accession in net in the sky on interface by one or more sectors with The equipment of wireless terminal communications.Attribute management of the base station equipment also tunable to air interface.For example, base station equipment can be length Phase evolution (long term evolution；LTE base station (gNB) or access point in the evolved base station or NR in), the application It does not limit.It should be noted that base station described in the embodiment of the present application not only can be base station equipment, relaying can also be Equipment, or have other network element devices of base station functions.

3) unit in the application refers to functional unit or logic unit.It can be software form, be held by processor Line program code realizes its function；It may be example, in hardware.

4), " multiple " refer to two or more, and other quantifiers are similar therewith."and/or" describes the pass of affiliated partner Connection relationship indicates may exist three kinds of relationships, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, individually There are these three situations of B.Character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".

The invention relates to message sending method and device can be used for various communication systems, such as 3G, 4G is logical Letter system and next generation communication system, such as global system for mobile communications (global system for mobile communications；GSM), CDMA (code division multiple access；CDMA) system, time division multiple acess (time division multiple access；TDMA) system, wideband code division multiple access (wideband code division multiple access wireless；WCDMA) system, frequency division multiple access (frequency division multiple addressing；FDMA) system, orthogonal frequency division multiple access (orthogonal frequency-division multiple access；OFDMA) system, Single Carrier Frequency Division Multiple Access (SC-FDMA) system, General Packet Radio Service (general packet radio service；GPRS) system, LTE system, 5G communication system (such as NR system), the communication of a variety of communication technology fusions System (such as communication system of LTE technology and NR technological incorporation) and other such communication systems.

Fig. 1 is a kind of Physical Random Access Channel (Physiacal Random Access Channel；PRACH it) configures The configuration schematic diagram of information, as shown in Figure 1, the PRACH configuration information in NR system is indicated in RMSI in an example, Terminal will send random access request to base station according to the PRACH resource indicated in RMSI, base station is connecing after detecting RMSI It, will be in portions of bandwidth, the portions of bandwidth that indicates in RMSI or the instruction RMSI where RMSI after receiving the random access request Control resource set portions of bandwidth on to terminal device send random access response (Random Access response； RAR).Portions of bandwidth is the continuous resource of frequency domain the preceding paragraph, and optionally, a portions of bandwidth includes continuous K subcarrier, K For the integer greater than 0；Or it is optional, a portions of bandwidth is the frequency domain where N number of nonoverlapping continuous Physical Resource Block Resource, N are the integer greater than 0, and the subcarrier spacing of the Physical Resource Block is 15kHz, 30kHz, 60kHz or other subcarriers Interval；Or optional, frequency domain resource of the portions of bandwidth where N number of nonoverlapping continuous physical resource block group, one Physical Resource Block group includes M continuous Physical Resource Block, and N and M are the integer greater than 0, the subcarrier of the Physical Resource Block Between be divided into 15kHz, 30kHz, 60kHz or other subcarrier spacings；

However, as shown in Figure 1, usually in a bandwidth carrier may include one or more SS block, can also One or more RMSI can be will include, when in a bandwidth carrier including multiple RMSI, if the PRACH in difference RMSI matches Confidence breath has intersection, will lead to indicate the same PRACH resource in multiple RMSI in this way, if base station passes through receiving terminal After the random access request sent in the PRACH resource, will be unable to the portions of bandwidth determined by where which RMSI, The control of RAR is sent in the portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI that indicate in RMSI to terminal device The data information of information and/or RAR.

The invention relates to an embodiment in, can further solve in a bandwidth carrier include it is more When a RMSI, base station can not determine the portions of bandwidth or instruction by indicating in portions of bandwidth where which RMSI, RMSI The portions of bandwidth of the control resource set of RMSI sends the skill of the control resource set of RAR and/or the data information of RAR to terminal device Art problem.Fig. 2 is the configuration diagram of NR system in an embodiment, as shown in Fig. 2, by taking NR system as an example, the system packet Base station and terminal device are included, during terminal device access carrier, terminal needs by cell searching, obtains cell system Message and random access procedure.Wherein, it is needed in cell search process in blind examination synchronization signal block SS block, SS block Including synchronization signal and MIB message, after blind examination to SS block, the RMSI and OSI of base station transmission can be received, finally by random Access procedure is linked into carrier wave.In NR, PRACH configuration information is indicated in RMSI, and terminal device is detecting RMSI Afterwards, random access request will be sent to base station according to the PRACH resource indicated in RMSI, base station is asked receiving the random access After asking, the data information of the control information and/or RAR of RAR will be sent to terminal device.Wherein, the control resource set of RAR with The frequency domain position of the control resource set of RMSI is identical or indicates in RMSI, and terminal device can be corresponding in the control resource set of RMSI Resource in or RMSI instruction resource in detection obtain the control information of RAR, thus obtain the data information of RAR scheduling letter Breath finally obtains the data information of RAR.Alternatively, terminal device can in the corresponding resource of control resource set of RMSI or Detection obtains the data information of RAR in the resource of RMSI instruction.

In general, may include one or more narrowband carriers in a bandwidth carrier, it also will include one or more SS Block, it is equally possible to including one or more RMSI.I.e. there are three types of carrier types altogether, the first is contained in carrier wave SS block also contains RMSI corresponding with SS block, contains only SS block in second of carrier wave, but do not include with The corresponding RMSI of SS block, the third carrier wave are both not include SS block, also do not include RMSI corresponding with SS block. When terminal device accesses a carrier wave, if in the carrier wave including multiple SS block, terminal device needs blind examination always SS block, until the SS block detected has corresponding RMSI；If not having RMSI in the carrier wave, i.e., the carrier wave is When two kinds of carrier waves, then terminal device needs to continue blind examination others carrier wave, until detecting the carrier wave of the first seed type.SS Block can be limited to one for the control resource set of RMSI scheduling and the Physical Downlink Shared Channel of carrying RMSI information In the common bandwidth part of a downlink, the size of the common bandwidth part can be less than or equal to the minimum of terminal device and receive band It is wide.Minimum/highest/center frequency domain position of common bandwidth part has pre- with minimum/highest/center frequency domain position of SS block The deviant of definition, such as minimum/highest/center frequency domain position of predefined SS block are identical as common bandwidth part, then For example 4 kinds of deviants are predefined, the frequency domain position of common bandwidth part is then indicated using 2 bits in RMSI；Predefined 4 The size of kind fractional bandwidth, then indicates the size of common bandwidth in RMSI using 2 bits.It is wrapped when in a bandwidth carrier When including multiple RMSI, if the PRACH configuration indicated in the identical or different RMSI of PRACH configuration information indicated in each RMSI There is intersection between information, then will lead to the phenomenon that indicating the same PRACH resource in multiple RMSI, in this way, base station is receiving Which after the random access request that terminal device is sent in PRACH resource, will be unable to determine in the corresponding bandwidth of RMSI Partially, the control resource of RAR is sent in the portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI that indicate in RMSI The data information of collection and/or RAR.

Therefore, the sending method and device for the message that an optional embodiment provides, are at least able to solve: wide at one When including multiple RMSI in band carrier wave, base station can not determine the band indicated in the corresponding portions of bandwidth of which RMSI, RMSI The control resource set and/or RAR of RAR are sent in the portions of bandwidth of wide portion or the control resource set of instruction RMSI to terminal device Data information the technical issues of.

It is described in detail below with technical solution of the specifically embodiment to the application.These specific implementations below Example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.

Fig. 3 is the signaling process figure of the sending method embodiment one of message provided by the embodiments of the present application.The present embodiment relates to And be base station after the random access request for receiving terminal transmission, will determine the resource for sending the information of RAR, and true The control information of RAR and/or the data information of RAR are sent in the resource made to terminal device.As shown in figure 3, this method packet Include following steps:

Step 301, terminal device send random access request to base station in PRACH resource, which passes through RMSI instruction.

In the present embodiment, terminal is during access carrier, will after blind examination to synchronization signal block SS block Receive the RMSI that base station is sent, wherein the RMSI middle finger is shown with PRACH resource, wherein PRACH resource is that base station is set to terminal Standby configuration, the available resources of preamble sequence are sent for terminal device.Terminal device passes through one access of random selection The preamble sequence is sent to base station according to the PRACH resource indicated in RMSI by preamble sequence.

Step 302, base station determine the resource for sending the information about RAR, the correspondence according to preset corresponding relationship Relationship includes the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI.

In the present embodiment, it may include multiple RMSI in a bandwidth carrier, and can be stored in base station more The corresponding relationship between any one RMSI and PRACH configuration information in a RMSI, that is to say, that for each RMSI, It has corresponding corresponding relationship between PRACH configuration information.When the random access that base station receives terminal device transmission is asked After asking, by according to local corresponding relationship is stored in, the resource for sending the information of RAR is determined, in the resource determined Send the control information of RAR and/or the data information of RAR.

Optionally, above-mentioned resource is the resource for the data information for controlling resource set and/or sending RAR, wherein where resource Portions of bandwidth be RMSI where portions of bandwidth, the portions of bandwidth that indicates in RMSI or the control resource set for indicating RMSI band Wide portion.

Specifically, Fig. 4 a is a schematic diagram of the portions of bandwidth where resource, and as shown in fig. 4 a, the control information of RAR exists It is sent in the corresponding control resource set of RAR, the scheduling information of the data information of RAR is indicated in the control information of RAR, for example adjust System demodulation strategy, resource of distribution etc..The frequency domain position of the data information of the RAR indicated in different RAR control resource sets can Can be identical, it may be different.The corresponding control resource set of RAR can where the RMSI portions of bandwidth or RMSI in indicate It is sent in the portions of bandwidth of portions of bandwidth or the control resource set of instruction RMSI, the data of RAR can be where the RMSI It is sent in the portions of bandwidth of the portions of bandwidth that is indicated in portions of bandwidth or RMSI or the control resource set for indicating RMSI.Where RMSI Portions of bandwidth refer to scheduling information for sending RMSI and send the portions of bandwidth of RMSI data.

Fig. 4 b is another schematic diagram of the portions of bandwidth where resource, as shown in Figure 4 b, the portions of bandwidth indicated in RMSI Refer to that, when terminal device accesses a carrier wave, base station can be indicated in RMSI where the resource for sending RAR control information Portions of bandwidth, wherein the resource be control resource set.

Fig. 4 c is that the another schematic diagram of the portions of bandwidth where resource indicates the control resource set of RMSI as illustrated in fig. 4 c Portions of bandwidth refer to terminal device access a carrier wave when, the control resource set for sending RMSI can be in Master Information Block Instruction, Master Information Block is included in SS block, therefore the part where the portions of bandwidth, that is, SS block.

Optionally, PRACH configuration information may include at least one of following information: access lead sequence, PRACH money The time-domain position in source or the frequency domain position of PRACH resource.Correspondingly, base station can determine at least one of in the following way Portions of bandwidth where the resource of information for sending RAR:

The first: when PRACH configuration information includes access lead sequence, base station will be according to any one RMSI and access Corresponding relationship between leader sequence, determines the corresponding RMSI of access lead sequence in random access request, and by the RMSI The portions of bandwidth that indicates in the portions of bandwidth at place, RMSI indicates that the portions of bandwidth of the control resource set of RMSI is determined as being used for Send the portions of bandwidth where the control resource set of RAR, wherein the corresponding access lead sequence of different RMSI is different.

It specifically, if generating on carrier wave has m access lead sequence, and is phase between the access lead sequence of different index Mutually orthogonal, i.e. the access lead sequence of different index is different, this m access lead sequence can be grouped by base station, such as It is divided into n mutually orthogonal access lead sequence groups；And be associated the access lead sequence group after grouping with RMSI, often All be between access lead sequence in a group it is different, that is, intersection is not present, wherein m and n is positive integer, and the value of n More than or equal to the number for the RMSI for including in carrier wave.It is right after access lead sequence group after grouping is associated with RMSI In each RMSI on bandwidth carrier, can there be at least one leader sequence group associated with it, therefore, each PRACH resource by a RMSI with regard to can only be indicated.In this way, when base station is before determining the access in random access request After leading sequence, group belonging to the access lead sequence can be determined, may thereby determine that out and close with the access lead sequence group The RMSI of connection, and by portions of bandwidth, the portions of bandwidth that indicates in RMSI or the control resource set for indicating RMSI where the RMSI Portions of bandwidth in resource for sending RAR.

For example, Fig. 5 is the configuration schematic diagram of PRACH configuration information in an embodiment.As shown in figure 5, if one Generating on a bandwidth carrier has 64 access lead sequences, and mutually orthogonal between 64 access lead sequences.Assuming that broadband carries In wave include 2 RMSI, respectively RMSI1 and RMSI2, the present embodiment for 64 access lead sequences are divided into 2 groups into The access lead sequence that index number is 1-40 is divided into first group, by rope such as according to the index of access lead sequence by row explanation The access lead sequence for drawing serial number 41-64 is divided into second group.First group of access lead sequence is associated with RMSI1, it will Second group of access lead sequence is associated with RMSI2.In this way, each PRACH configuration by a RMSI with regard to can only be carried out Instruction, as shown in table 1:

Table 1

Access lead sequence group	Associated RMSI
		1-40	RMSI1
41-64	RMSI2

If the index number for the access lead sequence that base station receives is 28, base station can determine the access lead sequence Dependent of dead military hero is RMSI1 in first group, and with first group of associated RMSI of access lead sequence group, and therefore, base station will be where RMSI1 The portions of bandwidth indicated in portions of bandwidth or RMSI2 is determined as the portions of bandwidth where the resource of the information for sending RAR.

It needs to be illustrated, in the example above, access lead sequence can also be divided into 4 groups, 5 groups etc. by base station When being greater than the number of RMSI Deng the number of, the access lead sequence group after grouping, can by multiple access lead sequence groups with The same RMSI is associated.Specific correlating method, it is identical when with the number of access lead sequence group equal to the number of RMSI, Details are not described herein for the embodiment of the present application.

In addition, base station is during being divided into n group for m access lead sequence, can by the way of a variety of groupings, Including but not limited to: for example, index number can be carried out to continuous dispensing, the access lead sequence for being such as 1-10 by index number It is divided into one group, the access lead sequence that index number is 11-24 is divided into one group etc..In another example can also by index number into The discontinuous distribution of row, is such as divided into one group for the access lead sequence that all index numbers are odd number, is even by all index numbers Several access lead sequences are divided into one group etc..In other example, base station can also be according to preset rules to all accesses Leader sequence is grouped, can also be random be grouped, for specific packet mode, the embodiment of the present application is herein not It is restricted.

Optionally, it will be understood by those skilled in the art that uplink appropriate is distributed to Msg3 in RAR in base station for convenience Resource needs access lead sequence being divided into group A, group B and is used for the sequence of non-competing access, wherein group A, group B and the sequence for non-competing access can be in total the above-mentioned n access lead sequence groups without intersection, such as Group A includes 3 access lead sequence groups, and group B includes 4 access lead sequence groups, the sequence for non-competing access Column are then comprising n-7 access lead sequence group etc..

Second: when PRACH configuration information includes the time-domain position of PRACH resource, base station will be according to any one Corresponding relationship between the time-domain position of RMSI and PRACH resource determines the target for receiving the PRACH resource of random access request The corresponding RMSI of time-domain position, and by the portions of bandwidth where the RMSI, the portions of bandwidth that indicates in RMSI or instruction RMSI The portions of bandwidth of control resource set is determined as the portions of bandwidth where the resource of the information for sending RAR, wherein different The time-domain position of the corresponding PRACH resource of RMSI is different.

Specifically, the base station certain access lead sequence of meeting generation quantity, different index on a bandwidth carrier connects It is orthogonal for entering between leader sequence, and terminal can select an access lead sequence during random access, is then determined For sending the time-domain resource of preamble.In the case where the index of access lead sequence determines, in order to distinguish different RMSI The time-domain position of the PRACH resource of middle instruction, the corresponding RPACH resource of different RMSI is different.

It optionally, can be according to time division multiplexing (Testing Data Management during concrete implementation； TDM mode) divides the time-domain position of PRACH resource, so that indicating different PRACH resources in difference RMSI Time-domain position.Such as: there are three RMSI on a bandwidth carrier, wherein the time-domain position of the PRACH resource indicated in RMSI1 In subframe 1,2 and 3, the time-domain position of the PRACH resource indicated in RMSI2 indicates in RMSI3 in subframe 4,5 and 6 The time-domain position of PRACH resource is in subframe 7,8,9 and 10, it is assumed that has 10 subframes in a system-frame, PRACH resource can be with In any one system-frame.

Certainly, division of the base station to time-domain position, can also be using other modes.For example, having on a bandwidth carrier On odd system frame, the PRACH indicated in RMSI2 is provided the time-domain position of the PRACH resource indicated in two RMSI, RMSI1 The time-domain position in source is on even number system frame etc..Division mode specific for time-domain position, the embodiment of the present application are not made herein Limitation.

Base station will can be determined to send random access request after the random access request for receiving terminal transmission The target time-domain position of PRACH resource, and the corresponding relationship between the time-domain position for passing through RMSI and PRACH resource, can be true Make RMSI corresponding with target time-domain position.In one example, the time domain position of any one aforementioned RMSI and PRACH resource Corresponding relationship between setting includes: the time-domain position of the PRACH resource indicated in RMSI1 in subframe 1,2 and 3, RMSI2 middle finger The time-domain position for the PRACH resource shown is in subframe 4,5 and 6, and the time-domain position of the PRACH resource indicated in RMSI3 is in subframe On 7,8,9 and 10.In this example, base station determines that terminal passes through the random access request that subframe 4 is sent, then according to above-mentioned Corresponding relationship, you can learn that the corresponding RMSI of subframe 4 be RMSI2, and by where RMSI2 portions of bandwidth or RMSI2 in indicate Portions of bandwidth be determined as send RAR information resource where portions of bandwidth.

The third: when PRACH configuration information includes the frequency domain position of PRACH resource, base station will be according to any one Corresponding relationship in RMSI and PRACH configuration information between the frequency domain position of PRACH resource determines and receives random access request The corresponding RMSI of target frequency domain position of PRACH resource, and by the portions of bandwidth where the RMSI, the bandwidth portion that indicates in RMSI Divide or the portions of bandwidth of the control resource set of instruction RMSI is determined as the bandwidth portion where the resource of the information for sending RAR Point, wherein the time-domain position of the corresponding PRACH resource of different RMSI is different.

Specifically, the difference of the method and the second way is, is in access lead sequence index in the second way In the case where determination, guarantee that the time-domain resource of the corresponding RPACH resource of different RMSI is different, and is in access lead in the method In the case that sequence index determines, guarantee that the frequency domain position of the corresponding RPACH resource of different RMSI is different.

Optionally, during concrete implementation, the frequency domain position of PRACH resource can be divided, so that different The frequency domain position of different PRACH resources is indicated in RMSI.Such as: there are three RMSI on a bandwidth carrier, then indicate in RMSI1 The frequency domain starting position of PRACH resource be the 0th RB and the 6th RB, the frequency domain of the PRACH resource indicated in RMSI2 starts Position is the 10th RB, and the frequency domain starting position of the PRACH resource indicated in RMSI3 is the 18th RB and the 30th RB etc..When So, division of the base station to frequency domain position, can also be using other modes, as long as can carry out the frequency domain position of PRACH resource It divides, and is associated with RMSI.Division mode specific for frequency domain position, the embodiment of the present application do not limit herein System.

It should be noted that include in the PRACH configuration information access lead sequence, PRACH resource time-domain position or In the frequency domain position of PRACH resource at least two when, base station will be according to the particular content for including in PRACH configuration information, phase It should select the portions of bandwidth where the resource of the determining information for sending RAR of above-mentioned at least two mode.Such as: if PRACH Include the time-domain position of access lead sequence and PRACH resource in configuration information, then base station will by it is above-mentioned the first and/or the Two kinds of modes determine the portions of bandwidth where the resource of the information for sending RAR, if in PRACH configuration information including PRACH When the time-domain position of resource and the frequency domain position of PRACH resource, then base station will be true by above-mentioned second and/or the third mode Portions of bandwidth etc. where the resource of the fixed information for sending RAR.Or PRACH configuration information include access lead sequence and The frequency domain position or PRACH configuration information of PRACH resource include access lead sequence, PRACH resource time-domain position and The case where frequency domain position of PRACH resource, is similar to the above, and details are not described herein again.

Specifically, since PRACH configuration information includes access lead sequence, the time-domain position of PRACH resource or PRACH money At least one of the frequency domain position in source, and for the multiple RMSI for including in carrier wave, each RMSI is configured with PRACH Information is corresponding, in order to distinguish the PRACH resource indicated in different RMSI, usually makes the PRACH of different RMSI instructions with confidence Breath meets at least one of following condition: access lead sequence is different, PRACH resource time-domain position is different or PRACH The frequency domain position of resource is different.

Such as: if PRACH configuration information only includes access lead sequence, the corresponding access lead sequence of difference RMSI it Between be it is mutually orthogonal, i.e., without repeating between the corresponding access lead sequence of different RMSI.

In another example if PRACH configuration information includes the time-domain position of access lead sequence and PRACH resource, it is different It is mutually orthogonal between the corresponding access lead sequence of RMSI, or the time-domain position of the corresponding PRACH resource of difference RMSI Between it is mutually orthogonal, alternatively, mutually orthogonal and different RMSI are corresponding between the corresponding access lead sequence of difference RMSI It is also mutually orthogonal between the time-domain position of PRACH resource.

In other examples, PRACH configuration information only includes the time-domain position of PRACH resource or the frequency domain of PRACH resource Position perhaps PRACH configuration information include access lead sequence and PRACH resource frequency domain position or PRACH configuration information Frequency domain position including access lead sequence, the time-domain position of PRACH resource and PRACH resource.It is similar with above-mentioned example, At least one kind in PRACH configuration information be it is mutually orthogonal, alternatively, mutually different.Details are not described herein again.

The data information of step 303, the control information for sending RAR to terminal device in resource and/or RAR.

In the present embodiment, base station in the portions of bandwidth determining the portions of bandwidth where RMSI, indicating in RMSI or refers to After showing the portions of bandwidth of control resource set of RMSI, the control resource set of RAR will be sent to terminal device in the portions of bandwidth, And the data of the RAR indicated in the control resource set are sent to terminal, terminal device is after receiving control resource set, Ke Yigen According to the scheduling information in the control resource set received, the portions of bandwidth where the data of RAR is determined, and in the bandwidth determined The data of RAR are received on part.

In addition, the data of corresponding RAR may be identical in the control resource set of different RAR.

The sending method of message provided by the embodiments of the present application, base station are sent out in PRACH resource by receiving terminal apparatus The random access request sent, and according to preset corresponding relationship, it determines for sending the information about random access response RAR Resource, and to the control information of terminal device transmission RAR and/or the data information of RAR in the resource determined, wherein PRACH resource indicates that preset corresponding relationship includes that any one RMSI and PRACH in multiple RMSI matches confidence by RMSI Corresponding relationship between breath.Due to base station by any one RMSI in preset multiple RMSI and PRACH configuration information it Between corresponding relationship, can determine instruction PRACH resource RMSI, it is hereby achieved that send about RAR information money Source, and the control information of RAR and/or the data information of RAR are sent to terminal device on the resource, to improve system Communication performance.

In one embodiment, if include the time-domain position of PRACH resource in PRACH configuration information, before a kind of access The corresponding at least one corresponding relationship of format of sequence is led, corresponding relationship includes any one RMSI and PRACH in multiple RMSI The time-domain position of corresponding relationship between the time-domain position of resource, the corresponding PRACH resource of different RMSI is different.

Specifically, the circulating prefix-length and sequence length of different leader sequences has corresponded to different leader sequence formats.Eventually End needs to select the PRACH resource for sending access lead sequence after having selected access lead sequence, and one is carried Include the case where multiple RMSI in wave, if the access lead sequence configured in difference RMSI is identical, is accessed to transmission When the time-domain position of the PRACH resource of leader sequence is divided, it can be divided according to the format of access lead sequence.Its In, a kind of format of access lead sequence corresponds to a kind of packet mode, i.e., each format all has independent packet mode, right It is after the time-domain position of PRACH resource is divided, the time-domain position group of the PRACH resource after division is corresponding with RMSI, in this way, A kind of format of access lead sequence will corresponding at least one corresponding relationship.In addition, the grouping of different-format can be it is identical, It is also possible to different.And for each format, the PRACH resource for grouping is all identical.

For example, if there are four types of the formats of access lead sequence, respectively format0, format1, format2 and format3.Assuming that there are two RMSI, respectively RMSI1 and RMSI2 on a bandwidth carrier.To the time-domain position of PRACH resource When being divided, for format0, the time-domain position of PRACH resource is divided into two groups, such as the PRACH resource indicated in RMSI1 Time-domain position on odd system frame, the time-domain position of the PRACH resource indicated in RMSI2 is on even number system frame.For The time-domain position of PRACH resource is divided into two groups by format1, if the time-domain position of the PRACH resource indicated in RMSI1 is in son On frame 0-5, the time-domain position of the PRACH resource indicated in RMSI2 is on subframe 6-9.For format2, by PRACH resource Time-domain position is divided into two groups, if the time-domain position of the PRACH resource indicated in RMSI1 is on subframe 0-2, indicates in RMSI2 The time-domain position of PRACH resource is on subframe 3-9.For format3, the time-domain position of PRACH resource is divided into two groups, such as The time-domain position of the PRACH resource indicated in RMSI1 is on odd system frame, the time domain position of the PRACH resource indicated in RMSI2 Set on even number system frame etc..In addition, can also be all using identical in format0, format1, format2 and format3 Packet mode, or all using different packet modes, for specific packet mode, the embodiment of the present application is not made herein Limitation.

In the embodiment of the present application, for the format of access lead sequence, the time-domain position of PRACH resource is grouped When, PRACH resource of each format for grouping is all identical.

Optionally, the PRACH configuration information includes the frequency domain position of PRACH resource, a kind of lattice of access lead sequence The corresponding at least one corresponding relationship of formula, corresponding relationship include the frequency domain of any one RMSI and PRACH resource in multiple RMSI The frequency domain position of corresponding relationship between position, the corresponding PRACH resource of different RMSI is different.

Specifically, terminal needs to select for sending access lead sequence after having selected access lead sequence PRACH resource, for including the case where multiple RMSI in a carrier wave, if the access lead sequence phase configured in difference RMSI It together, can be according to access lead sequence then when the frequency domain position to the PRACH resource for sending access lead sequence divides The format of column is divided.Wherein, a kind of format of access lead sequence corresponds to a kind of packet mode, i.e., each format has There is independent packet mode, after dividing to the frequency domain position of PRACH resource, by the frequency domain position of the PRACH resource after division It is corresponding with RMSI to set group, in this way, a kind of format of access lead sequence will correspond at least one corresponding relationship, in addition, not apposition The grouping of formula can be identical, be also possible to different, and the PRACH resource for each format, for grouping It is all identical.

For example, if there are four types of the formats of access lead sequence, respectively format0, format1, format2 and format3.Assuming that there are two RMSI, respectively RMSI1 and RMSI2 on a bandwidth carrier.To the frequency domain position of PRACH resource When being divided, for format0, the frequency domain position of PRACH resource is divided into two groups, such as the PRACH resource indicated in RMSI1 Frequency domain starting position be the 0th RB, the beginning frequency domain position of the PRACH resource indicated in RMSI2 is the 8th RB.For The frequency domain position of PRACH resource is divided into two groups by format1, such as the frequency domain starting position of the PRACH resource indicated in RMSI1 For the 0th RB, the frequency domain starting position of the PRACH resource indicated in RMSI2 is the 10th RB.For format2, by PRACH The frequency domain position of resource is divided into two groups, if the frequency domain starting position of the PRACH resource indicated in RMSI1 is the 0th RB, RMSI2 The beginning frequency domain position of the PRACH resource of middle instruction is the 20th RB etc., for format3, by the frequency domain position of PRACH resource It is divided into two groups, if the frequency domain starting position of the PRACH resource indicated in RMSI1 is the 0th RB, the PRACH indicated in RMSI2 is provided The frequency domain position in source is the 8th RB.In addition, can also be all using phase in format0, format1, format2 and format3 With packet mode, or all using different packet modes, for specific packet mode, the embodiment of the present application is herein not It is restricted.

In the embodiment of the present application, when being grouped for the format of access lead sequence to the frequency domain position of PRACH resource, PRACH resource of each format for grouping is all identical.

Optionally, base station can also send at least one RMSI to terminal device, wherein RMSI is used to indicate PRACH money Source, and the configuration information of the PRACH indicated in different RMSI is different, wherein the configuration information of PRACH includes in following information At least one: the frequency domain position of access lead sequence, the time-domain position of PRACH resource or PRACH resource.

Specifically, base station can be divided the configuration information of PRACH when to the configuration information of terminal distribution PRACH Group, and it is mutually orthogonal between the configuration information of the PRACH after grouping, base station can pass through the configuration information of different PRACH Different RMSI are indicated.It is illustrated so that the configuration information of PRACH includes the time-domain position of PRACH resource as an example: one There are three RMSI on bandwidth carrier, wherein the time-domain position of the PRACH resource indicated in RMSI1 in subframe 1,2 and 3, The time-domain position of the PRACH resource indicated in RMSI2 is in subframe 4,5 and 6, the time domain position of the PRACH resource indicated in RMSI3 It sets in subframe 7,8,9 and 10, in this way, terminal passes through one of RMSI even if in a bandwidth carrier including multiple RMSI After the configuration information of the PRACH of middle instruction sends random access request to base station, due to matching for the PRACH that is indicated in each RMSI Confidence breath is different, and base station can determine that corresponding RMSI according to the configuration information of PRACH, thus in the band where the RMSI RAR is returned to terminal in the portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI that indicate in wide portion, RMSI, such as If the time-domain position that base station receives the PRACH resource of random access request is subframe 7, base station can be determined accordingly RMSI is RMSI3, and can return to RAR to terminal by the portions of bandwidth indicated in portions of bandwidth where RMSI3 or RMSI.

In the embodiment of the present application, since base station can indicate the configuration information of different PRACH by different RMSI, this Sample, even if in a bandwidth carrier including multiple RMSI, terminal passes through the configuration information of the PRACH indicated in one of RMSI To base station send random access request after, base station will determine corresponding RMSI, thus where the RMSI portions of bandwidth, RAR is returned to terminal in the portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI that indicate in RMSI.

Optionally, terminal device assume the PRACH configuration information in different RMSI be it is mutually orthogonal, i.e., do not repeat , it is different.

Optionally, base station can also receive the random access request that terminal is sent in PRACH resource, which asks It include the mark of RMSI in asking, base station determines the resource for sending the information of RAR according to the mark, wherein the resource is RMSI pairs The running time-frequency resource answered.

Specifically, when in a bandwidth carrier including multiple RMSI, base station can be each RMSI allocation identification, the mark Know for distinguishing different RMSI, such as can be ID number etc., wherein the corresponding mark of each RMSI is all different.It base station can To indicate the mark of the RMSI in RMSI.Terminal is connect during random access by selection PRACH resource transmission at random When entering to request, the mark of RMSI can be sent to base station simultaneously, wherein RMSI is the PRACH resource for being used to indicate terminal selection RMSI.Base station passes through the mark of the RMSI received, you can learn that being used to indicate the RMSI of PRACH resource, and in the RMSI RAR is sent to terminal in the portions of bandwidth indicated in the portions of bandwidth or RMSI at place.Such as: if including in a bandwidth carrier Two RMSI, base station are respectively that each RMSI increases mark, such as RMSI1 and RMSI2, and indicate in RMSI the mark of the RMSI Know, when sending random access request to base station, if selection is the PRACH resource indicated by RMSI1, terminal exists terminal When sending random access request, RMSI1 can also be identified and be sent to base station, base station can be obtained after receiving RMSI1 mark Know that the RMSI for being used to indicate PRACH resource is RMSI1, and in the portions of bandwidth where the RMSI, the bandwidth portion that indicates in RMSI Point or instruction RMSI control resource set portions of bandwidth on to terminal transmission RAR.In the embodiment of the present application, due to terminal to When base station sends random access request, it is also necessary to be sent to the mark for the RMSI for being used to indicate the PRACH resource of terminal selection Base station, base station according to the mark i.e. can determine that corresponding RMSI, thus where the RMSI portions of bandwidth or RMSI in refer to RAR is sent to terminal in the portions of bandwidth shown.

Fig. 6 is the structural schematic diagram of the sending device embodiment one of the application message, which can be located at base station, referring to Fig. 6, the device include: receiving module 601, determining module 602 and sending module 603.

Wherein, the receiving module 601 is sent out in Physical Random Access Channel PRACH resource for receiving terminal apparatus The random access request sent, the PRACH resource are indicated by residue minimum system message RMSI；

The determining module 602, for determining for sending about random access response according to preset corresponding relationship The resource of the information of RAR, the corresponding relationship include between any one RMSI and PRACH configuration information in multiple RMSI Corresponding relationship；

The sending module 603, in the resource to the terminal device send RAR control information and/or The data information of RAR.

The determining module 602, is specifically used for:

Above-mentioned apparatus can be used for executing the method that above-mentioned corresponding method embodiment provides, specific implementation and technical effect Similar, which is not described herein again.

It should be noted that it should be understood that the division of the modules of the above communication device is only a kind of drawing for logic function Point, it can completely or partially be integrated on a physical entity in actual implementation, it can also be physically separate.And these modules can All to be realized by way of processing element calls with software；It can also all realize in the form of hardware；It can also part Module realizes that part of module passes through formal implementation of hardware by way of software is called by processing element.For example, the first hair Sending module can be the processing element individually set up, and also can integrate and realize in some chip of base station, in addition it is also possible to It is stored in the form of program in the memory of base station, is called by some processing element of base station and executes the first transmission mould The function of block.The realization of other modules is similar therewith.Furthermore these modules completely or partially can integrate together, can also be only It is vertical to realize.Processing element described here can be a kind of integrated circuit, the processing capacity with signal.During realization, Each step of the above method or the above modules can be by the integrated logic circuits of the hardware in processor elements or soft The instruction of part form is completed.In addition, above first sending module is a kind of module that control is sent, the transmission of base station can be passed through Device, such as antenna and radio-frequency unit send information to terminal, and the second sending module is similar therewith.

The above module can be arranged to implement one or more integrated circuits of above method, such as: one Or multiple specific integrated circuits (Application Specific Integrated Circuit, ASIC), or, one or more A microprocessor (digital singnal processor, DSP), or, one or more field programmable gate array (Field Programmable Gate Array, FPGA) etc..For another example, when some above module dispatches journey by processing element When the form of sequence is realized, which can be general processor, such as central processing unit (Central Processing Unit, CPU) or it is other can be with the processor of caller.For another example, these modules can integrate together, with system on chip The form of (system-on-a-chip, SOC) is realized.

Fig. 7 is the structural schematic diagram of the sending device embodiment two of the application message, which can be located at terminal device, Referring to Fig. 7, which includes: sending module 701 and receiving module 702.

Wherein, the sending module 701, it is random for being sent in Physical Random Access Channel PRACH resource to base station Access request, the PRACH resource are indicated by residue minimum system message RMSI；

The receiving module 702, for receiving the control for the random access response RAR that the base station is sent in the resource The data information of information processed and/or RAR.

It should be noted that it should be understood that the division of the modules of the above communication device is only a kind of drawing for logic function Point, it can completely or partially be integrated on a physical entity in actual implementation, it can also be physically separate.And these modules can All to be realized by way of processing element calls with software；It can also all realize in the form of hardware；It can also part Module realizes that part of module passes through formal implementation of hardware by way of software is called by processing element.For example, first connects Receiving module can be the processing element individually set up, and also can integrate and realize in some chip of terminal, in addition it is also possible to It is stored in the form of program in the memory of terminal, is called by some processing element of terminal and executes the first reception mould The function of block.The realization of other modules is similar therewith.Furthermore these modules completely or partially can integrate together, can also be only It is vertical to realize.Processing element described here can be a kind of integrated circuit, the processing capacity with signal.During realization, Each step of the above method or the above modules can be by the integrated logic circuits of the hardware in processor elements or soft The instruction of part form is completed.In addition, the above receiving module is a kind of module controlled and received, can be filled by the reception of terminal It sets, such as antenna and radio-frequency unit receive the information that base station is sent.

Fig. 8 is the structural schematic diagram of the application base station embodiment.Referring to Fig. 8, which may include receiver 40, sends Device 41, processor 42, memory 43.Memory 43 may include high speed RAM memory, it is also possible to further include non-volatile memories NVM, for example, at least a magnetic disk storage can store various programs in memory 43, for complete various processing functions with And realize the method and step of the present embodiment.Optionally, the receiver 40 in the present embodiment and transmitter 41 can be on base stations Radio-frequency module or baseband module.

In the present embodiment, receiver 40 is sent in Physical Random Access Channel PRACH resource for receiving terminal apparatus Random access request, the PRACH resource pass through residue minimum system message RMSI indicate；

Processor 42, for determining for sending the information about random access response RAR according to preset corresponding relationship Resource, the corresponding relationship includes the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；

Transmitter 41, for sending the control information of RAR and/or the number of RAR to the terminal device in the resource It is believed that breath.

The processor 42, is specifically used for:

Above-mentioned base station can be used for executing the method that above-mentioned corresponding method embodiment provides, specific implementation and technical effect Similar, which is not described herein again.

Fig. 9 is the structural schematic diagram of the application terminal device embodiment.Referring to Fig. 9, the base station may include receiver 50, Transmitter 51, processor 52, memory 53.Memory 53 may include high speed RAM memory, it is also possible to further include non-volatile NVM is stored, a for example, at least magnetic disk storage can store various programs in memory 53, for completing various processing function It can and realize the method and step of the present embodiment.Optionally, the receiver 50 in the present embodiment and transmitter 51 can be terminal Radio-frequency module or baseband module in equipment.

In the present embodiment, transmitter 51 connects at random for sending in Physical Random Access Channel PRACH resource to base station Enter request, the PRACH resource is indicated by residue minimum system message RMSI；

Receiver 50, for receive the random access response RAR that the base station is sent in resource control information and/or The data information of RAR.

Above-mentioned terminal device can be used for executing the method that above-mentioned corresponding method embodiment provides, specific implementation and technology Effect is similar, and which is not described herein again.

The application also provides a kind of storage medium, comprising: readable storage medium storing program for executing and computer program, the computer program For realizing the sending method for the message that aforementioned any embodiment provides.

The application also provides a kind of program product, which includes computer program (executing instruction), the calculating Machine program is stored in readable storage medium storing program for executing.At least one processor of sending device can read the meter from readable storage medium storing program for executing Calculation machine program, at least one processor execute the computer program and sending device are made to implement what aforementioned various embodiments provided The sending method of message.

Figure 10 is the structural schematic diagram of the sending device of message provided in the application embodiment.As shown in Figure 10, The sending device 1200 of message can make general bus architecture by bus 1201 to realize.It is filled according to the transmission of message 1200 concrete application and overall design constraints condition are set, bus 1201 may include any number of interconnection bus and bridge joint. Together by various circuit connections, these circuits include processor 1202, storage medium 1203 and bus interface to bus 1201 1204.Optionally, the sending device 1200 of message is waited network adapter 1205 via bus 1201 using bus interface 1204 Connection.Network adapter 1205 can be used for realizing the signal processing function of physical layer in cordless communication network, and pass through antenna 1207 realization radiofrequency signals send and receive.User interface 1206 can connect user terminal, such as: keyboard, display, mouse Mark or control stick etc..Bus 1201 can also connect various other circuits, as timing source, peripheral equipment, voltage regulator or Person's management circuit etc., these circuits are known in the art, therefore are no longer described in detail.

It can replace, the sending device 1200 of message may also be configured to generic processing system, such as be commonly referred to as chip, should Generic processing system includes: to provide the one or more microprocessors of processor function；And provide storage medium 1203 extremely At least part of external memory, it is all these all to be linked together by external bus architecture and other support circuits.

Alternatively, following realize can be used in the sending device 1200 of message: having processor 1202, bus interface 1204, the ASIC (specific integrated circuit) of user interface 1206；And it is integrated in storage medium 1203 in one single chip extremely Few a part, alternatively, following realize: one or more FPGA (field-programmables can be used in the sending device 1200 of message Gate array), it is PLD (programmable logic device), controller, state machine, gate logic, discrete hardware components, any other suitable Circuit or any combination for being able to carry out the application circuit of described various functions in the whole text.

Wherein, processor 1202 is responsible for management bus and general processing (is stored on storage medium 1203 including executing Software).One or more general processors and/or application specific processor can be used to realize in processor 1202.The example of processor Attached bag includes microprocessor, microcontroller, dsp processor and the other circuits for being able to carry out software.Software should broadly be solved It is interpreted as indicating instruction, data or any combination thereof, regardless of being called it as software, firmware, middleware, microcode, hardware Description language or other.

Storage medium 1203 is illustrated as separating with processor 1202 in Figure 10, however, those skilled in the art are easy to Understand, storage medium 1203 or its arbitrary portion can be located at except the sending device 1200 of message.For example, storage medium 1203 may include transmission line, the carrier waveform modulated with data, and/or the computer product that separates with radio node, this A little media can be accessed by processor 1202 by bus interface 1204.Alternatively, storage medium 1203 or it is any Part is desirably integrated into processor 1202, for example, it may be cache and/or general register.

Above-described embodiment can be performed in processor 1202, and details are not described herein.

It can replace, can be realized wholly or partly by software, hardware, firmware or any combination thereof.When When using software realization, can entirely or partly it realize in the form of a computer program product.The computer program product Including one or more computer instructions.It is all or part of when loading on computers and executing the computer program instructions Ground is generated according to process or function described in the embodiment of the present application.The computer can be general purpose computer, special purpose computer, Computer network or other programmable devices.The computer instruction may be stored in a computer readable storage medium, or Person is transmitted from a computer readable storage medium to another computer readable storage medium, for example, the computer instruction Wired (such as coaxial cable, optical fiber, digital subscriber can be passed through from a web-site, computer, server or data center Line (DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another web-site, computer, server or data It is transmitted at center.The computer readable storage medium can be any usable medium that computer can access and either wrap The data storage devices such as server, the data center integrated containing one or more usable mediums.The usable medium can be magnetic Property medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state hard disk Solid State Disk (SSD)) etc..

Claims

1. a kind of sending method of message characterized by comprising

The random access request that receiving terminal apparatus is sent in Physical Random Access Channel PRACH resource, the PRACH resource It is indicated by remaining minimum system message RMSI；

According to preset corresponding relationship, the resource for sending the information about random access response RAR, the corresponding pass are determined System includes the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；

The control information of the RAR and/or the data information of the RAR are sent to the terminal device in the resource.

2. the method according to claim 1, wherein the PRACH configuration information include in following information extremely Few one kind: the frequency domain position of access lead sequence, the time-domain position of PRACH resource or PRACH resource.

3. according to the method described in claim 2, it is characterized in that, the PRACH configuration information satisfaction of difference RMSI instruction is as follows At least one of condition: access lead sequence is different, PRACH resource time-domain position is different or the frequency domain of PRACH resource Position is different.

4. method according to claim 1-3, which is characterized in that the resource is control resource set and/or hair Send the resource of the data information of RAR, the portions of bandwidth where the resource be the RMSI where portions of bandwidth, RMSI middle finger The portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI shown.

5. method according to claim 1-4, which is characterized in that the PRACH configuration information includes PRACH money The time-domain position in source；A kind of corresponding at least one corresponding relationship of the format of access lead sequence, the corresponding relationship include Corresponding relationship between the time-domain position of any one RMSI and PRACH resource in multiple RMSI, different RMSI are corresponding The time-domain position of PRACH resource is different.

6. method according to claim 1-4, which is characterized in that the PRACH configuration information includes PRACH money The frequency domain position in source；A kind of corresponding at least one corresponding relationship of the format of access lead sequence, the corresponding relationship include Corresponding relationship between the frequency domain position of any one RMSI and PRACH resource in multiple RMSI, different RMSI are corresponding The frequency domain position of PRACH resource is different.

7. according to the method described in claim 4, it is characterized in that, the PRACH configuration information includes access lead sequence；

According to the corresponding relationship between RMSI and access lead sequence, before the access for including in the determining and random access request The corresponding RMSI of sequence is led, the corresponding access lead sequence of different RMSI is different；

By the bandwidth of portions of bandwidth, the portions of bandwidth that indicates in RMSI or the control resource set for indicating RMSI where the RMSI Part is determined as sending the portions of bandwidth where the resource of the information of the RAR.

8. according to the method described in claim 4, it is characterized in that, the PRACH configuration information includes the time domain of PRACH resource Position；

According to the corresponding relationship between the time-domain position of RMSI and PRACH resource, determination is corresponding with the target time-domain position RMSI；The time-domain position of the corresponding PRACH resource of different RMSI is different；

9. according to the method described in claim 4, it is characterized in that, the PRACH configuration information includes the frequency domain of PRACH resource Position；

According to the corresponding relationship between the time-domain position of RMSI and PRACH resource, determination is corresponding with the target frequency domain position RMSI；The frequency domain position of the corresponding PRACH resource of different RMSI is different；

10. a kind of sending method of message characterized by comprising

Random access request is sent to base station in Physical Random Access Channel PRACH resource, the PRACH resource passes through residue Minimum system message RMSI instruction；

Receive the control information for the random access response RAR that the base station is sent in resource and/or the data information of RAR.

11. according to the method described in claim 10, it is characterized in that, the PRACH configuration information includes in following information It is at least one: the frequency domain position of access lead sequence, the time-domain position of PRACH resource or PRACH resource.

12. according to the method for claim 11, which is characterized in that the PRACH configuration information of different RMSI instructions meets such as At least one of lower condition: access lead sequence is different, PRACH resource time-domain position is different or the frequency of PRACH resource Domain position is different.

13. the described in any item methods of 0-12 according to claim 1, which is characterized in that the resource be control resource set and/or Send the resource of the data information of RAR, portions of bandwidth where the resource be the RMSI where portions of bandwidth, in RMSI The portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI of instruction.

14. the described in any item methods of 0-13 according to claim 1, which is characterized in that the PRACH configuration information includes The time-domain position of PRACH resource；The corresponding at least one corresponding relationship of the format of any access lead sequence, the correspondence Relationship includes the corresponding relationship between the time-domain position of any one RMSI and PRACH resource in multiple RMSI, different The time-domain position of the corresponding PRACH resource of RMSI is different.

15. the described in any item methods of 0-13 according to claim 1, which is characterized in that the PRACH configuration information includes The frequency domain position of PRACH resource；The corresponding at least one corresponding relationship of the format of any access lead sequence, the correspondence Relationship includes the corresponding relationship between the frequency domain position of any one RMSI and PRACH resource in multiple RMSI, different The frequency domain position of the corresponding PRACH resource of RMSI is different.

16. a kind of sending device of message characterized by comprising

Receiving module, for the random access request that receiving terminal apparatus is sent in Physical Random Access Channel PRACH resource, The PRACH resource is indicated by residue minimum system message RMSI；

Determining module, for determining the money for sending the information about random access response RAR according to preset corresponding relationship Source, the corresponding relationship include the corresponding relationship between any one RMSI and PRACH configuration information in multiple RMSI；

Sending module, in the resource to the terminal device send the RAR control information and/or the RAR Data information.

17. device according to claim 16, which is characterized in that the PRACH configuration information includes in following information It is at least one: the frequency domain position of access lead sequence, the time-domain position of PRACH resource or PRACH resource.

18. device according to claim 17, which is characterized in that the PRACH configuration information of different RMSI instructions meets such as At least one of lower condition: access lead sequence is different, PRACH resource time-domain position is different or the frequency of PRACH resource Domain position is different.

19. the described in any item devices of 6-18 according to claim 1, which is characterized in that the resource be control resource set and/or Send the resource of the data information of RAR, portions of bandwidth where the resource be the RMSI where portions of bandwidth, in RMSI The portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI of instruction.

20. the described in any item devices of 6-19 according to claim 1, which is characterized in that the PRACH configuration information includes The time-domain position of PRACH resource；A kind of corresponding at least one corresponding relationship of the format of access lead sequence, the corresponding pass System includes the corresponding relationship between the time-domain position of any one RMSI and PRACH resource in multiple RMSI, different RMSI The time-domain position of corresponding PRACH resource is different.

21. the described in any item devices of 6-19 according to claim 1, which is characterized in that the PRACH configuration information includes The frequency domain position of PRACH resource；A kind of corresponding at least one corresponding relationship of the format of access lead sequence, the corresponding pass System includes the corresponding relationship between the frequency domain position of any one RMSI and PRACH resource in multiple RMSI, different RMSI The frequency domain position of corresponding PRACH resource is different.

22. device according to claim 19, which is characterized in that the PRACH configuration information includes access lead sequence；

The determining module, is specifically used for:

23. device according to claim 19, which is characterized in that the PRACH configuration information include PRACH resource when Domain position；

The determining module, is specifically used for:

24. device according to claim 19, which is characterized in that the PRACH configuration information includes the frequency of PRACH resource Domain position；

The determining module, is specifically used for:

25. a kind of sending device of message characterized by comprising

Receiving module, for receive the random access response RAR that the base station is sent in the resource control information and/or The data information of RAR.

26. device according to claim 25, which is characterized in that the PRACH configuration information includes in following information It is at least one: the frequency domain position of access lead sequence, the time-domain position of PRACH resource or PRACH resource.

27. device according to claim 26, which is characterized in that the PRACH configuration information of different RMSI instructions meets such as At least one of lower condition: access lead sequence is different, PRACH resource time-domain position is different or the frequency of PRACH resource Domain position is different.

28. according to the described in any item devices of claim 25-27, which is characterized in that the resource be control resource set and/or Send the resource of the data information of RAR, portions of bandwidth where the resource be the RMSI where portions of bandwidth, in RMSI The portions of bandwidth of the control resource set of the portions of bandwidth or instruction RMSI of instruction.

29. according to the described in any item devices of claim 25-28, which is characterized in that the PRACH configuration information includes The time-domain position of PRACH resource；The corresponding at least one corresponding relationship of the format of any access lead sequence, the correspondence Relationship includes the corresponding relationship between the time-domain position of any one RMSI and PRACH resource in multiple RMSI, different The time-domain position of the corresponding PRACH resource of RMSI is different.

30. according to the described in any item devices of claim 25-28, which is characterized in that the PRACH configuration information includes The frequency domain position of PRACH resource；The corresponding at least one corresponding relationship of the format of any access lead sequence, the correspondence Relationship includes the corresponding relationship between the frequency domain position of any one RMSI and PRACH resource in multiple RMSI, different The time-domain position of the corresponding PRACH resource of RMSI is different.