CN108093489A - Accidental access method and device - Google Patents
Accidental access method and device Download PDFInfo
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- CN108093489A CN108093489A CN201611047867.8A CN201611047867A CN108093489A CN 108093489 A CN108093489 A CN 108093489A CN 201611047867 A CN201611047867 A CN 201611047867A CN 108093489 A CN108093489 A CN 108093489A
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- uplink transmission
- transmission resource
- base station
- multigroup
- resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
- H04W74/0833—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure
- H04W74/0841—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment
- H04W74/085—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment collision avoidance
Abstract
The invention discloses a kind of accidental access method and devices.Wherein, this method includes：Random access request is sent to base station；The accidental access response message that base station returns is received, wherein, accidental access response message includes at least：Multigroup uplink transmission resource of base station distribution；Any one group of uplink transmission resource is selected to send radio resource connection control data in multigroup uplink transmission resource；The contention resolution message of base station return is received by physical channel resources corresponding with uplink transmission resource.The technical issues of present invention solves the prior art in the case where number of users is more, and random access procedure collision probability is big.
Description
Technical field
The present invention relates to field of communication technology, in particular to a kind of accidental access method and device.
Background technology
In LTE, LTE-A, LTE-A-Pro, UE is required for first passing through random access procedure and base station is established after connection
It could initiate communication.The random access procedure used at present includes 4 committed steps：The first step, UE is before predefined for access
A preamble sequence is randomly choosed in leading code set to send, at this time when multiple some preamble sequence of UE simultaneous selections,
It will clash.But for base station, only detect whether some sequence sends in this step.Second step, base
It stands the preamble sequence detected to each and carries out random access response, response contents include timing-advance information, receive
To lead code ID and for the corresponding UE of the preamble sequence that detects distribute a uplink transmission resource.3rd step, Mei Gejie
Receive the UE of random access response all can send wireless heterogeneous networks by base station in the uplink transmission resource that second step distributes
(Radio Resource Control, RRC) connection request, while it is scheduled request for subsequent data transmission.4th step,
Base station carries out Conflict solving, sends Conflict solving to UE as a result, and being used for subsequent data transmission for the UE distribution being successfully accessed
Physical channel resources.
The above process can ensure reliability and the flexibility of access when access customer number is less.But when number of users compared with
When more, especially when a large number of users asks access network simultaneously, the connection reliability of the program can substantially reduce.Such as when more
When a user selects same lead code by identical random access channel resource to base station initiation random access request, base station
Only detect have in the random access channel user using the lead code initiate random access request, but can not determine be
One or multiple users initiation.Therefore base station can be only that access request user distributes a uplink money in second step
Source.Asking multiple users of access in the first step at this time can utilize identical uplink transmission resource initiation RRC connection request concurrent
Scheduling request is sent, serious inter-user interference can be caused at this time, can not only increase the complexity of base station detection, while can greatly be dropped
The probability that low user is successfully accessed influences the performance of random access procedure.
The content of the invention
An embodiment of the present invention provides a kind of accidental access method and device, at least solve the prior art number of users compared with
In the case of more, the technical issues of random access procedure collision probability is big.
One side according to embodiments of the present invention provides a kind of accidental access method, including：It is sent to base station random
Access request；The accidental access response message that base station returns is received, wherein, accidental access response message includes at least：Base station point
The multigroup uplink transmission resource matched somebody with somebody；Any one group of uplink transmission resource is selected to send radio resource in multigroup uplink transmission resource
Connect control data；The contention resolved that base station return is received by physical down channel resource corresponding with uplink transmission resource disappears
Breath
Another aspect according to embodiments of the present invention additionally provides a kind of accidental access method, including：It receives from user
The random access request of terminal；Accidental access response message is sent to user terminal, wherein, accidental access response message includes：
The multigroup uplink transmission resource of multigroup uplink transmission resource of base station distribution；It is received by multigroup uplink transmission resource whole from user
The wireless resource control connection request at end；Contention resolved is sent by physical down channel resource corresponding with uplink transmission resource
Message.
Another aspect according to embodiments of the present invention additionally provides a kind of accidental access device, including：First sends mould
Block, for sending random access request to base station；First receiving module, the random access response for receiving base station return disappear
Breath, wherein, accidental access response message includes at least：Multigroup uplink transmission resource of base station distribution；Second sending module, is used for
Any one group of uplink transmission resource is selected to send radio resource connection control data in multigroup uplink transmission resource；Second receives
Module, for receiving the contention resolution message of base station return by physical down channel resource corresponding with uplink transmission resource.
Another aspect according to embodiments of the present invention additionally provides a kind of accidental access device, including：3rd receives mould
Block, for receiving the random access request for carrying out user terminal；3rd sending module, for sending random access to user terminal
Response message, wherein, accidental access response message includes：The multigroup uplink money of multigroup uplink transmission resource of base station distribution
Source；3rd receiving module, please come the wireless heterogeneous networks connection of user terminal for being received by multigroup uplink transmission resource
It asks；Contention resolution message is sent by physical down channel resource corresponding with uplink transmission resource.
In embodiments of the present invention, by sending random access request to base station；The random access that base station returns is received to ring
Message is answered, wherein, accidental access response message includes at least：Multigroup uplink transmission resource of base station distribution；It is passed in multigroup uplink
Any one group of uplink transmission resource is selected to send radio resource connection control data in defeated resource；By with uplink transmission resource pair
The physical down channel resource answered receives the contention resolution message that base station returns, and the random access reached for user terminal is asked
The purpose that multiple uplink transmission resources are provided is sought, it is achieved thereby that reducing the collision probability that multi-user accesses simultaneously, is improved simultaneously
The technique effect for the probability that user is successfully accessed, and then solve the prior art in the case where number of users is more, random access
The technical issues of conflict in process probability is big.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments, for those of ordinary skill in the art, without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of accidental access method flow chart according to embodiments of the present invention；
Fig. 2 is a kind of optional accidental access method flow chart according to embodiments of the present invention；
Fig. 3 is a kind of optional accidental access method flow chart according to embodiments of the present invention；
Fig. 4 is a kind of optional accidental access method flow chart according to embodiments of the present invention；
Fig. 5 is a kind of optional accidental access method flow chart according to embodiments of the present invention；
Fig. 6 is another accidental access method flow chart according to embodiments of the present invention；
Fig. 7 is a kind of accidental access device schematic diagram according to embodiments of the present invention；And
Fig. 8 is a kind of optional accidental access device schematic diagram according to embodiments of the present invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments；It should be noted that in the case where there is no conflict, in the application
Embodiment and embodiment in feature can be mutually combined.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without creative efforts belong to the scope of protection of the invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be the object for distinguishing similar, without being used to describe specific order or precedence.It should be appreciated that it so uses
Data can exchange in the appropriate case, so as to the embodiment of the present invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
First, the several concepts occurred during the embodiment of the present application is described are suitable for description below：
Step1 message：The preamble sequence that UE is sent；
Step2 message：The accidental access response message that base station is sent；
Step3 message：The terminal iidentification and scheduling request information that UE is sent；
Step4 message：The contention resolution message that base station is sent.
Embodiment 1
According to embodiments of the present invention, a kind of accidental access method embodiment is provided, Fig. 1 is according to embodiments of the present invention
A kind of accidental access method flow chart, as shown in Figure 1, this method comprises the following steps：
Step S102 sends random access request to base station；
Step S104 receives the accidental access response message that base station returns, wherein, accidental access response message includes at least：Base
Stand distribution multigroup uplink transmission resource；
Step S106 selects any one group of uplink transmission resource to send radio resource connection control in multigroup uplink transmission resource
Request；Step S108 receives the contention resolved of base station return by physical down channel resource corresponding with uplink transmission resource
Message.
As a kind of optional embodiment, as shown in Fig. 2, sending random access request to base station, following step can be included
Suddenly：
Step S202 selects any one preamble sequence from available lead code pond at random；
Step S204 sends random access request by Physical Random Access Channel resource, wherein, random access request at least wraps
It includes：Preamble sequence.
As a kind of optional embodiment, as shown in figure 3, before the accidental access response message that base station returns is received,
The above method can also include the following steps：
Step S302, base station receive random access request；
Whether step S304, the preamble sequence that base station is detected in random access request are legal；
Step S306, if preamble sequence is legal, base station sends accidental access response message to user terminal, wherein, with
Machine access response message includes：Preamble sequence ID, information, base station distribution are corrected based on the timing that preamble sequence is calculated
Multigroup uplink transmission resource, temporary mark information.
As a kind of optional embodiment, as shown in figure 4, above-mentioned steps S106, selects in multigroup uplink transmission resource
Any one group of uplink transmission resource sends radio resource connection control data, may include steps of：
Step S402, user terminal decode the preamble sequence ID in accidental access response message；
Step S404, before judging that preamble sequence ID is selected with user terminal from lead code pond in accidental access response message
Whether consistent lead serial ID；
Step S406, if unanimously, any one group of uplink transmission resource is selected to send in multigroup uplink transmission resource wireless
Resource connects control data.
Optionally, the above method can also include：If it is inconsistent, it is selected again from available lead code pond arbitrary
One preamble sequence sends random access request to base station.
As a kind of optional embodiment, any one group of uplink transmission resource is selected to send in multigroup uplink transmission resource
Radio resource connects control data, can include：Any one group of uplink transmission resource hair is selected in multigroup uplink transmission resource
Send terminal iidentification and scheduling request information.
As a kind of optional embodiment, as shown in figure 5, passing through physical channel resources corresponding with uplink transmission resource
Before receiving the contention resolution message that base station returns, the above method can include：
Step S502, base station receive radio resource connection control data in multigroup uplink transmission resource respectively；
Step S504, base station judge whether to include the uplink transmission resource of radio resource connection control data；
Step S506, if it is present sending contention resolved by physical down channel resource corresponding with uplink transmission resource
Message.
Optionally, if it does not exist, then physical channel resources corresponding with uplink transmission resource are used for other users end
The downlink data transmission at end.
As a kind of optional embodiment, above-mentioned base station can determine distribution uplink money according to the situation of network load
The quantity in source.
With reference to a kind of preferred embodiment, to illustrate books application above-described embodiment.With existing random access mistake
Journey compares, and present embodiments provide for a kind of random access procedures of enhancing.Before UE carries out random access procedure, the base
Station firstly evaluates the network load condition of this cell, and the same lead code of assessment simultaneous selection initiates the number of users of random access.
Specifically, the random access procedure of the enhancing can include following four step：
Step 1：The UE selects a preamble sequence from the available lead code pond of this cell at random, and passes through some
Physical Random Access Channel (Physical Random Access Channel, PRACH) resource is sent.
Step 2：After the base station receives the random access request that the UE is sent, detect in the random access request
Preamble sequence it is whether legal, if legal to corresponding accessing user send accidental access response message.It is described to connect at random
Enter response message to include：1) the random access preamble serial ID that the UE is detected；2) determined according to what lead code was calculated
When correct information；3) N number of for sending the uplink transmission resource of Step3 message, the N is more than or equal to 1；4) temporary mark information
Deng.
Step 3：After the UE receives the accidental access response message that the base station is sent, decode the response and disappear
It is compared after preamble sequence ID in breath with first with the randomly selected lead code ID certainly in Step1, it is described if consistent
UE at random from N number of available uplink transmission resource that the base station is sent in Step2 select one send terminal iidentification and
The message such as scheduling request.The UE reselects preamble sequence initiating random access procedure since Step1 if inconsistent.
Step 4：The base station receives the Step3 message that the UE is sent in each uplink transmission resources of N of its distribution respectively,
And further Conflict solving is carried out, if after successfully being detected and thering is user to compete successfully in some uplink transmission resource, it will
By sending contention resolution message to the UE on corresponding Step4 transfer resources.Otherwise contention resolution message, institute will not be sent
Downlink data transmission will be used for by other users by stating the corresponding Step4 transfer resources of uplink transmission resource.
If the UE has sent Step3 message, it will corresponding in the uplink transmission resource that transmission Step3 message uses
It attempts to receive the contention resolution message that the base station is sent on Step4 transfer resources, shows to be successfully accessed if receiving, otherwise table
Bright access failure is, it is necessary to re-initiate random access procedure.
Disclosed technical solution in the above-described embodiment, in Step2, base station can be that the UE of request access distributes N (N
>=1) uplink transmission resource (uplink Grant message can also be become) is organized for sending Step3 message；In Step3, when UE is examined
When measuring the preamble sequence ID that the preamble sequence ID in Step2 message is selected with oneself in Step1 and matching, it will in base
One group of transmission Step3 message is randomly choosed in the N group uplink transmission resources distributed of standing.Base station is on the N group ascending resources of distribution
It all attempts to receive the Step3 message that UE is sent, be corresponded to after the Step3 message of some UE is successfully decoded in Step3 message
Step4 resources on for be successfully accessed UE send contention resolution message.
Herein it should be noted that the several correspondences occurred in the above-described embodiment are：Base station is the N of UE distribution
Group uplink transmission resource sends Step3 message, and the transmission money of all corresponding Step4 of each group of uplink transmission resource for UE
Source.After UE has sent Step3 message, it will attempt to receive the Step4 that base station is sent on corresponding Step4 transfer resources
Message.But base station can only be sent on the corresponding Step4 transfer resources of uplink transmission resource of UE selections are successfully accessed
Step4 message.Base station does not receive the Step3 message of UE transmissions alternatively, sending Step3 in corresponding uplink transmission resource
The UE competition failures of message, base station will not all send contention resolution message, and corresponding Step4 transfer resources will dispatch it by user
His user data.
The enhancing random access procedure provided in the above embodiment of the present invention effectively reduces multi-user while accesses
Collision probability, while the probability that user is successfully accessed is improved, it is particularly suitable for the more scene of number of users.
Embodiment 2
According to embodiments of the present invention, a kind of accidental access method embodiment is additionally provided, Fig. 6 is according to embodiments of the present invention
Another accidental access method flow chart, as shown in fig. 6, this method comprises the following steps：
Step S602 receives the random access request for carrying out user terminal；
Step S604 sends accidental access response message to user terminal, wherein, accidental access response message includes：Base station point
The multigroup uplink transmission resource of multigroup uplink transmission resource matched somebody with somebody；
Step S606 is received by multigroup uplink transmission resource come the wireless resource control connection request of user terminal；
Step S608 sends contention resolution message by physical down channel resource corresponding with more living uplink transmission resource.
As a kind of optional embodiment, above-mentioned base station can determine distribution uplink money according to the situation of network load
The quantity in source.
Embodiment 3
According to embodiments of the present invention, a kind of accidental access device embodiment is additionally provided.It is random in the embodiment of the present invention 1
Cut-in method can perform in the device of the embodiment of the present invention 3.
Fig. 7 is a kind of accidental access device schematic diagram according to embodiments of the present invention, as shown in fig. 7, the device includes：The
One sending module 701, the first receiving module 703, the second sending module 705 and the second receiving module 707.
Wherein, the first sending module 701, for sending random access request to base station；First receiving module 703, is used for
The accidental access response message that base station returns is received, wherein, accidental access response message includes at least：Base station distribution it is multigroup on
Row transfer resource；Second sending module 705, for selecting any one group of uplink transmission resource hair in multigroup uplink transmission resource
Radio resource is sent to connect control data；Second receiving module 707, for being believed by physical down corresponding with uplink transmission resource
Road resource receives the contention resolution message that base station returns.
As a kind of optional embodiment, above-mentioned first sending module 701 includes：Selecting module, at random from available
Lead code pond in select any one preamble sequence；First sending submodule, for being provided by Physical Random Access Channel
Source sends random access request, wherein, random access request includes at least：Preamble sequence.
As a kind of optional embodiment, above device further includes：First receiving submodule is received for base station and connect at random
Enter request；Whether detection module, the preamble sequence detected for base station in random access request are legal；Second sends submodule
Block, if legal for preamble sequence, base station sends accidental access response message to user terminal, wherein, random access
Response message includes：Preamble sequence ID, the timing being calculated based on preamble sequence correct information, base station distribution it is multigroup
Uplink transmission resource, temporary mark information.
As a kind of optional embodiment, above-mentioned second sending module includes：Decoder module, for user terminal decoding with
Preamble sequence ID in machine access response message；Judgment module, for judging preamble sequence in accidental access response message
Whether ID and the targeting sequencing ID that user terminal is selected from lead code pond are consistent；3rd sending submodule, if for consistent,
Any one group of uplink transmission resource is then selected to send radio resource connection control data in multigroup uplink transmission resource.
Optionally, above device further includes：4th sending submodule, for if it is inconsistent, again before available
Any one preamble sequence is selected to send random access request to base station in leading code pond.
As a kind of optional embodiment, above-mentioned 3rd sending submodule is used for the selection in multigroup uplink transmission resource and appoints
One group of uplink transmission resource of anticipating sends terminal iidentification and scheduling request information.
As a kind of optional embodiment, above device further includes：Second receiving submodule, for base station respectively multigroup
Radio resource connection control data is received in uplink transmission resource；Second judgment module judges whether to include for base station
Radio resource connects the uplink transmission resource of control data；5th sub- sending module, for if it is present by being passed with uplink
The corresponding physical down channel resource of defeated resource sends contention resolution message.
Optionally, above device further includes：Processing module, for if it does not exist, then will be corresponding with uplink transmission resource
Physical down channel resource be used for other users terminal downlink data transmission.
Herein it should be noted that above-mentioned base station determines the number of distribution uplink transmission resource according to the situation of network load
Amount.
Embodiment 4
According to embodiments of the present invention, a kind of accidental access device embodiment is additionally provided.It is random in the embodiment of the present invention 2
Cut-in method can perform in the device of the embodiment of the present invention 4.
Fig. 8 is a kind of accidental access device schematic diagram according to embodiments of the present invention, as shown in fig. 7, the device includes：The
Three receiving modules 801, the 3rd sending module 803, the 4th receiving module 805 and the 4th sending module 807.
Wherein, the 3rd receiving module 801, for receiving the random access request for carrying out user terminal；3rd sending module
803, for sending accidental access response message to user terminal, wherein, accidental access response message includes：Base station is distributed more
The group multigroup uplink transmission resource of uplink transmission resource；4th receiving module 805, for by multigroup uplink transmission resource receive come
The wireless resource control connection request of user terminal；4th sending module 807, for by with more living uplink transmission resource pair
The physical down channel resource answered sends contention resolution message.
From the foregoing, it will be observed that in the above embodiments of the present application, random access request, base station are sent to base station by user terminal
Respond the request, base station return accidental access response message in contain it is multigroup for send radio resource connection control
After the uplink transmission resource of request, user terminal can select any one group of uplink money in multigroup uplink transmission resource
Source sends radio resource connection control data, and base station receives user terminal transmission by all being attempted in multigroup uplink transmission resource
Radio resource connection control data, when be successfully received radio resource connection control data after, to include the radio resource connect
The corresponding physical down channel money of uplink transmission resource for connecing control data sends contention resolution message, and finally, user terminal leads to
It crosses the corresponding physical down channel resource of the uplink transmission resource and receives corresponding contention resolution message, reached whole for user
The random access request at end provides the purpose of multiple uplink transmission resources, it is achieved thereby that reducing the conflict that multi-user accesses simultaneously
Probability, while the technique effect for the probability that user is successfully accessed is improved, and then solve the prior art in the more feelings of number of users
Under condition, the technical issues of random access procedure collision probability is big.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
The relevant hardware of program instruction is completed, and foregoing program can be stored in a computer read/write memory medium, the program
Upon execution, the step of execution includes above method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
The various media that can store program code such as disk.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical solution spirit and
Scope.
Claims (12)
1. a kind of accidental access method, which is characterized in that including：
Random access request is sent to base station；
The accidental access response message that the base station returns is received, wherein, the accidental access response message includes at least：It is described
Multigroup uplink transmission resource of base station distribution；
Any one group of uplink transmission resource is selected to send radio resource connection control data in multigroup uplink transmission resource；
The contention resolution message of the base station return is received by physical channel resources corresponding with the uplink transmission resource.
2. according to the method described in claim 1, it is characterized in that, to base station send random access request, including：
At random any one preamble sequence is selected from available lead code pond；
The random access request is sent by Physical Random Access Channel resource, wherein, the random access request at least wraps
It includes：The preamble sequence.
3. according to the method described in claim 2, it is characterized in that, receiving the accidental access response message of the base station return
Before, the method further includes：
The base station receives the random access request；
Whether the preamble sequence that the base station is detected in the random access request is legal；
If the preamble sequence is legal, the base station sends accidental access response message to user terminal, wherein, it is described
Accidental access response message includes：The preamble sequence ID, letter is corrected based on the timing that the preamble sequence is calculated
Breath, multigroup uplink transmission resource, the temporary mark information of base station distribution.
4. according to the method described in claim 3, it is characterized in that, select any one group in multigroup uplink transmission resource
Uplink transmission resource sends radio resource connection control data, including：
The user terminal decodes the preamble sequence ID in the accidental access response message；
Before judging that preamble sequence ID is selected with the user terminal from lead code pond in the accidental access response message
Whether consistent lead serial ID；
If consistent, any one group of uplink transmission resource is selected to send radio resource in multigroup uplink transmission resource and is connected
Connect control data.
5. according to the method described in claim 4, it is characterized in that, if it is inconsistent, again from the available lead code
Any one preamble sequence is selected to send random access request to base station in pond.
6. according to the method described in claim 1, it is characterized in that, select any one group in multigroup uplink transmission resource
Uplink transmission resource sends radio resource connection control data, including：It is selected in multigroup uplink transmission resource any one
Group uplink transmission resource sends terminal iidentification and scheduling request information.
7. according to the method described in claim 1, it is characterized in that, again by under physics corresponding with the uplink transmission resource
Before row channel resource receives the contention resolution message that the base station returns, including：
The base station receives radio resource connection control data in multigroup uplink transmission resource respectively；
The base station judges whether to include the uplink transmission resource of radio resource connection control data；
If it is present contention resolution message is sent by physical down channel resource corresponding with the uplink transmission resource.
It 8. according to the method described in claim 1, it is characterized in that, if it does not exist, then will be with the uplink transmission resource pair
The physical down channel resource answered is used for the downlink data transmission of other users terminal.
9. a kind of accidental access method, which is characterized in that including：
Receive the random access request for carrying out user terminal；
Accidental access response message is sent to the user terminal, wherein, the accidental access response message includes：Base station is distributed
Multigroup uplink transmission resource；
Wireless resource control connection request from the user terminal is received by multigroup uplink transmission resource；
Contention resolution message is sent by physical down channel resource corresponding with the multigroup uplink transmission resource.
10. method as claimed in any of claims 1 to 9, which is characterized in that the base station is according to network load
Situation determines the quantity of distribution uplink transmission resource.
11. a kind of accidental access device, which is characterized in that including：
First sending module, for sending random access request to base station；
First receiving module, for receiving the accidental access response message that the base station returns, wherein, the random access response
Message includes at least：Multigroup uplink transmission resource of the base station distribution；
Second sending module, it is wireless for any one group of uplink transmission resource to be selected to send in multigroup uplink transmission resource
Resource connects control data；
Second receiving module, for receiving the base station by physical down channel resource corresponding with the uplink transmission resource
The contention resolution message of return.
12. a kind of accidental access device, which is characterized in that including：
3rd receiving module, for receiving the random access request for carrying out user terminal；
3rd sending module, for sending accidental access response message to the user terminal, wherein, the random access response
Message includes：The multigroup uplink transmission resource of multigroup uplink transmission resource of base station distribution；
4th receiving module, for receiving the radio resource control from the user terminal by multigroup uplink transmission resource
Connection request processed；
4th sending module, for sending contention resolved by physical down channel resource corresponding with the uplink transmission resource
Message.
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| CN201611047867.8A CN108093489A (en) | 2016-11-21 | 2016-11-21 | Accidental access method and device |
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| CN201611047867.8A CN108093489A (en) | 2016-11-21 | 2016-11-21 | Accidental access method and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019241961A1 (en) * | 2018-06-21 | 2019-12-26 | 华为技术有限公司 | Communication method, base station, and terminal |
| WO2020133469A1 (en) * | 2018-12-29 | 2020-07-02 | Oppo广东移动通信有限公司 | Random access method, terminal device and network device |
| US20210194647A1 (en) * | 2018-09-17 | 2021-06-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Communication method, terminal device and network device |
-
2016
- 2016-11-21 CN CN201611047867.8A patent/CN108093489A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019241961A1 (en) * | 2018-06-21 | 2019-12-26 | 华为技术有限公司 | Communication method, base station, and terminal |
| US20210194647A1 (en) * | 2018-09-17 | 2021-06-24 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Communication method, terminal device and network device |
| US11909536B2 (en) * | 2018-09-17 | 2024-02-20 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Communication method, terminal device and network device |
| WO2020133469A1 (en) * | 2018-12-29 | 2020-07-02 | Oppo广东移动通信有限公司 | Random access method, terminal device and network device |
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