CN106550396A - Connection control method and communication node - Google Patents
Connection control method and communication node Download PDFInfo
- Publication number
- CN106550396A CN106550396A CN201510601026.6A CN201510601026A CN106550396A CN 106550396 A CN106550396 A CN 106550396A CN 201510601026 A CN201510601026 A CN 201510601026A CN 106550396 A CN106550396 A CN 106550396A
- Authority
- CN
- China
- Prior art keywords
- prach resources
- information
- kind node
- configured information
- node
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/0289—Congestion control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The embodiment of the invention discloses a kind of connection control method and communication node, methods described includes：First kind node sends configured information by down channel；Wherein, configuration information of the configured information at least including the first Physical Random Access Channel PRACH resources.
Description
Technical field
The present invention relates to wireless communication field, more particularly to a kind of connection control method and communication node.
Background technology
Machine type communication (Machine Type Communication, abbreviation MTC) user terminal (User
Equipment, abbreviation UE) (hereinafter referred to as MTC UE), also known as machine to machine (Machine to
Machine, abbreviation M2M) user communication device is the main application form of Internet of Things at this stage.Low work(
Consumption low cost be its can large-scale application important leverage.The main base of M2M equipment disposed in the market
In global mobile communication (Global System of Mobile communication, abbreviation GSM) system.
In recent years, due to the follow-up evolution of Long Term Evolution (Long Term Evolution, abbreviation LTE)/LTE
(LTE-A) raising of spectrum efficiency, increasing mobile operator select LTE/LTE-A as not
Carry out the evolution tendency of system of broadband wireless communication.M2M multiple types data services based on LTE/LTE-A
Will be more attractive.Only when the MTC terminal accomplished into instinct than gsm system of LTE-M2M equipment
When low, M2M business really could be gone in LTE system from GSM.
It is very huge in view of the quantity of the user communication device supported in Internet of Things, and these users set
Standby Physical Random Access Channel (the Physical Random Access for generally passing through LTE/LTE-A systems
Channel, referred to as PRACH) accessed, when specifically used, it is frequently found to occur that access is gathered around
Stifled phenomenon.
The content of the invention
In view of this, the embodiment of the present invention is expected to provide a kind of connection control method and communication node, Neng Gouzhi
Small part solves the problems, such as to access congestion.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
Embodiment of the present invention first aspect provides a kind of connection control method, and methods described includes：
First kind node sends configured information by down channel；Wherein, the configured information at least includes the
The configuration information of one Physical Random Access Channel PRACH resources.
Based on such scheme, the configured information is carried and is sent in one of following message：
Accidental access response message；
Downlink control message；
System message.
Based on such scheme, the 2nd PRACH of a PRACH resources and the first kind node
Resource is different；
The 2nd PRACH resources be the first kind node configure the PRACH resources it
Before, the PRACH resources of configuration.
Based on such scheme, the first kind node sends configured information by down channel, including：
The first kind node sends the configured information according to the period 1；
Methods described also includes：
The first kind node sends the configuration information of the two PRACH resources according to second round；
Wherein, the period 1 is less than the second round.
Based on such scheme, a PRACH resources and the 2nd PRACH resources include with
Descend at least one：
The running time-frequency resource of PRACH channel occupancies；
The random access sequence sent on PRACH channels.
Based on such scheme, the configuration information of a PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
Based on such scheme, decapacitation moment that the decapacitation temporal information of a PRACH resources includes etc.
In the renewable time of the configuration information of the 2nd PRACH resources of first kind node；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
Based on such scheme, the first kind node sends configured information by down channel, including：
When preset trigger condition is met, the configured information is sent；
Wherein, the preset trigger condition includes that the grade of load of the first kind node is given load grade.
Embodiment of the present invention second aspect provides a kind of connection control method, and methods described includes：
When first condition is met, the configured information that Equations of The Second Kind nodal test first kind node sends；Wherein,
Configuration information in the configured information at least including the first Physical Random Access Channel PRACH resources；
According to the configured information, by a PRACH resources to the first kind node send with
Machine access signaling.
Based on such scheme, described when first condition is met, Equations of The Second Kind nodal test first kind node sends
Configured information, including：
Institute is detected from least one of accidental access response message, downlink control message and system message
State configured information.
Based on such scheme, the configuration information of a PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
Based on such scheme, decapacitation moment that the decapacitation temporal information of a PRACH resources includes etc.
In the renewable time of the configuration information of the 2nd PRACH resources of first kind node；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
Based on such scheme, described when first condition is met, Equations of The Second Kind nodal test first kind node sends
Configured information, including：
The configured information is received according to the period 1；
Methods described also includes：
The configuration information of the 2nd PRACH resources is received according to second round；
Wherein, the period 1 is less than the second round.
Based on such scheme, described when first condition is met, Equations of The Second Kind nodal test first kind node sends
Configured information, including：
It is not detected by being sent to connecing at random for the Equations of The Second Kind node in accidental access response message is received
When entering response message, the configured information is received.
Based on such scheme, described when first condition is met, Equations of The Second Kind nodal test first kind node sends
Configured information, including：
When it is determined that the grade of load of the first kind node is given load grade, the first kind section is received
The configured information that point sends.
The embodiment of the present invention third aspect provides a kind of communication node, and the communication node is first kind node；
The first kind node includes：
Transmitting element, for sending configured information by down channel；Wherein, the configured information is at least wrapped
Configured information described in the configuration information of the first Physical Random Access Channel PRACH resources is included, for control the
Two class nodes access the first kind node.
Based on such scheme, the 2nd PRACH of a PRACH resources and the first kind node
Resource is different；
The 2nd PRACH resources be the first kind node configure the PRACH resources it
Before, the PRACH resources of configuration.
Based on such scheme, the transmitting element is sent out according to the period 1 specifically for the first kind node
Send the configured information；
The transmitting element, is additionally operable to the first kind node and sends two PRACH according to second round
The configuration information of resource；
Wherein, the period 1 is less than the second round.
Based on such scheme, the transmitting element, specifically for when preset trigger condition is met, sending institute
State configured information；
Wherein, the preset trigger condition includes that the grade of load of the first kind node is given load grade.
Embodiment of the present invention fourth aspect provides a kind of communication node, and the communication node is Equations of The Second Kind node,
The Equations of The Second Kind node includes：
Detector unit, for when first condition is met, detecting the configured information that first kind node sends；Its
In, configured information configuration information less including the first Physical Random Access Channel PRACH resources；
Access unit, for according to the configured information, by a PRACH resources to described
One class node sends random access signaling.
Based on such scheme, decapacitation moment that the decapacitation temporal information of a PRACH resources includes etc.
In the renewable time of the configuration information of the 2nd PRACH resources of the first kind node；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
Based on such scheme, the detector unit, specifically for receiving the configured information according to the period 1；
The detector unit, is additionally operable to according to second round reception the 2nd PRACH resources with confidence
Breath；
Wherein, the period 1 is less than the second round.
Based on such scheme, the detector unit, specifically for not having in accidental access response message is received
Have and detect when being sent to the accidental access response information of the Equations of The Second Kind node, detect the configured information.
Based on such scheme, the detector unit, specifically for it is determined that the load etc. of the first kind node
When level is given load grade, the configured information that the first kind node sends is detected.
Connection control method and communication node described in the embodiment of the present invention, first kind node will send includes the
The configured information of the configuration information of one PRACH resources, such Equations of The Second Kind node, it is possible in first kind section
Before point, the 2nd configured PRACH resources (are configured before configuring a PRACH resources
PRACH resources) on when accessing congestion, the first kind node is accessed by a PRACH resources, this
Sample avoids excessive Equations of The Second Kind node from accessing congestion phenomenon caused by accessing by the 2nd PRACH resources, together
When improve Equations of The Second Kind node be successfully accessed rate.
Description of the drawings
Fig. 1 is the schematic flow sheet of the first connection control method provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of second connection control method provided in an embodiment of the present invention；
Fig. 3 is the structural representation of Equations of The Second Kind node provided in an embodiment of the present invention；
Fig. 4 is the schematic flow sheet of the third connection control method provided in an embodiment of the present invention.
Specific embodiment
Technical scheme is done below in conjunction with Figure of description and specific embodiment and further explain in detail
State.
Embodiment of the method one：
As shown in figure 1, present embodiments providing a kind of connection control method, methods described includes：
Step S100：First kind node sends configured information by down channel；Wherein, the configured information
At least including the configuration information of the first Physical Random Access Channel PRACH resources.The configured information, can
The first kind node is accessed for controlling Equations of The Second Kind node.
Connection control method described in the embodiment of the present invention, can be applicable to first kind node, the first kind section
Point may include macro base station (Macrocell), micro-base station (Microcell), femto base station (Picocell), milli
Femto base station (Femtocell) is called Home eNodeB, low power nodes (LPN) and relay station (Relay)
Deng communication node.
The first PRACH resources are that the first kind node is provided in the 2nd configured before PRACH
After source, the PRACH resource of configuration is increased newly.
Before step S100 described in the present embodiment is performed, methods described may also include：To upper layer network node
Application PRACH resources, apply successfully, then can receive the PRACH resources of upper layer network node distribution,
Here upper strata PRACH resources are a PRACH resources.Here upper layer network node can
The network node of communication system such as including mobile management entity MME.
Here a PRACH resources can also be the standby PRACH resources of the first kind node,
Therefore before this step, may also include the activation standby PRACH resources, the activation it is standby
PRACH resources will be used as a PRACH resources.Certainly a PRACH resources are obtained
Mode also has many kinds, is not limited to said method.
By sending the configured information, first kind node described here can notify that Equations of The Second Kind node is configured with
First PRACH resources, can determine a PRACH resources according to the configuration information, by institute
State a PRACH resources and send random access signaling, so facilitate Equations of The Second Kind node to pass through described first
PRACH resources send random access signaling to the first kind node, it is to avoid Equations of The Second Kind node is by before
2nd PRACH resources of configuration access the high problem of caused congestion phenomenon and access failure rate.
The configured information is carried and is sent in one of following message：
Accidental access response message；
Downlink control message；
System message.
The accidental access response message is what first kind node response Equations of The Second Kind node random access request was formed
Message, may carry connecing at random for multiple Equations of The Second Kind nodes in a usual accidental access response message
Enter response message.
The Downlink Control Information may include any message sent by Physical Downlink Control Channel.
The system message may include the various system messages sent by broadcast mode, as long as so in institute
The Equations of The Second Kind node stated in the coverage of first kind node can be received.
The configured information is carried and is sent in above-mentioned message, can avoid using special signaling sending
The configured information, it is possible to reduce the interaction times between first kind node and Equations of The Second Kind node, reduces first
The load of class node, extends the standby time of Equations of The Second Kind node.
In the present embodiment first kind node can according to the needs of oneself, select accidental access response message,
Downlink control message or system message are sending the configured information.
First PRACH resources and the 2nd PRACH resources may each comprise the time-frequency money of PRACH channel occupancies
The random access sequence sent on source and/or PRACH channels.A PRACH in the present embodiment
The resource PRACH resource configured from the first kind node is different.This difference can be embodied in, institute
State a PRACH resources it is different from the running time-frequency resource of the configured PRACH resources and/or it is described with
It is different that machine accesses sequence.
The configuration information of the first PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
The running time-frequency resource configuration information can be used to characterize the information such as the resource location of a PRACH resources.
The carrier wave that the PRACH resources that the carrier information is represented are used.
The index information is used to indicate the random access sequence.
The duration may be used to indicate this PRACH resource by the duration for being used.
The enable time information is used for the initial time for using for indicating this PRACH resource.
The decapacitation temporal information is used for the decapacitation moment for using of this PRACH resource, the place
Fail moment is can be described as the moment again can；After the failure moment or the decapacitation moment is reached, described the
One PRACH resources are no longer available for Equations of The Second Kind node and send the random access signaling to first kind node.
Like this, after Equations of The Second Kind node receives the configured information, it will know a PRACH
The various information of resource, it becomes possible to which the first kind node is linked into by a PRACH resources, so as to
Improve the success rate that Equations of The Second Kind node accesses first kind node.
In the present embodiment, generally for convenient process, by the decapacitation time of a PRACH resources
The decapacitation moment that information includes is equal to the renewable time of the configuration information of the 2nd PRACH resources.Described second
The renewable time of the configuration information of PRACH resources, after being the reconfiguring of the 2nd PRACH resources
The renewable time of configuration information.This renewable time can be sent out to Equations of The Second Kind node for the first kind node simultaneously
Send the moment of the configuration information of the 2nd PRACH resources.
In the present embodiment, step S100 may include：When preset trigger condition is met, send described
Configured information；Wherein, the preset trigger condition includes that the grade of load of the first kind node is negative to specify
Carry grade.
Therefore may also include in the connection control method described in the present embodiment：Judge whether to meet described predetermined tactile
Clockwork spring part, when the preset trigger condition is met, just performs above-mentioned steps S100.
Here the preset trigger condition that meets includes：The grade of load of the first kind node is given load etc.
Level.Here the grade of load is used for the load capacity for characterizing the first kind node, generally described given load etc.
Level is the larger grade of the load capacity of expression first kind node.
First kind node described in this sample embodiment is detecting the grade of load of oneself for given load etc.
During level, the configured information is sent to Equations of The Second Kind node, notify that Equations of The Second Kind node is provided by a PRACH
Source is linked into the first kind node, so can both avoid excessive Equations of The Second Kind node by configured before
PRACH resources be linked into congestion phenomenon caused by first kind node, while by the 2nd PRACH provide
Source, improves the success rate that Equations of The Second Kind node accesses the first kind node.
The load of the first kind node in the present embodiment can be divided into N number of grade.The N be not less than
2 integer, the grade of load of the first node are one in N number of grade.The given load
Grade is also in N number of grade of load.The grade of load can be proportional to the first kind node
Load capacity, it is also possible to be inversely proportional to the load capacity of the first kind node.It is described in the present embodiment to specify negative
It is the larger grade of load of load capacity for characterizing first kind node to carry grade, can be prior for the first kind node
The larger grade of load of the sign load capacity that arranges, or defined by communication standard.
The configured information can also be sent in the cycle in the present embodiment, and for example, the configured information is pressed
It is transmitted according to the period 1, like this, the transmission week of the configuration information of a PRACH resources
Phase is the period 1.Methods described may also include：Send described including described second according to second round
The information of PRACH resources.But the period 1 is less than the second round in the present embodiment.Here
Period 1 is less than the second round, it is clear that like this, a PRACH resources with confidence
The transmission frequency of the transmission frequency of breath more than the 2nd PRACH resources.So as the 2nd PRACH
When resource not enough supports UE to access, with the configuration information of a PRACH resources that sends compared with the minor cycle
Send in time, more UE can be facilitated to send to first kind node by the 2nd PRACH resources
Random access signaling.
Embodiment of the method two：
As shown in Fig. 2 the present embodiment provides a kind of connection control method, methods described includes：
Step S210：When first condition is met, the instruction letter that Equations of The Second Kind nodal test first kind node sends
Breath；Wherein, the configured information is less including the first Physical Random Access Channel PRACH resources with confidence
Breath
Step S220：According to the configured information, by a PRACH resources to the first kind
Node sends random access signaling.
Connection control method described in the present embodiment is can be applicable in Equations of The Second Kind node, and the Equations of The Second Kind node can
It is the Equations of The Second Kind node of people to people H2H, the Equations of The Second Kind node of machine to machine M2M, vehicle to vehicle
The Equations of The Second Kind node of the Equations of The Second Kind node or device-to-device D2D of V2V.The Equations of The Second Kind node of the H2H
Typical representative may include mobile phone etc..The Equations of The Second Kind node of the M2M can be usually carried out between machine
The node of communication.Vehicle includes vehicle-carrying communication node to the Equations of The Second Kind node of vehicle.The D2D nodes are to set
The standby communication node to equipment.D2D communications refer to that terminal directly can be communicated without base station, each
The resource that individual D2D communication links take is equal with what a cellular communication link took, can improve resource profit
With rate and network capacity.And M2M is a study hotspot of the 5th 5G communications to be moved, not only including end
Direction communication between end, also including the communication between various machines.
The Equations of The Second Kind node in the present embodiment, it will go to receive the configured information, by the instruction
The configuration information of the first PRACH resources of acquisition of information first kind node, in order to pass through described first
PRACH resources to the first kind node send random access signaling, it is to avoid again by first kind node it
Caused by front the 2nd configured PRACH resources send random access signaling, congestion phenomenon is accessed not with reduction
Successful probability.The random access signaling accesses institute to the request that first kind node sends for Equations of The Second Kind node
State the signaling of first kind node.
Step S210 may include：
Institute is detected from least one of accidental access response message, downlink control message and system message
State configured information.
The configured information is carried in the accidental access response message, downlink control message or the system
Send in message, like this, Equations of The Second Kind node is when above-mentioned message is received, just described by have received
Configured information, can so be reduced and the interaction times before first kind node, extend treating for Equations of The Second Kind node
Machine duration,
The configuration information of the 2nd PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
The associated description of the configuration information of a PRACH resources described in the present embodiment can be found in method enforcement
Example one, here is not just repeated.
In the present embodiment, the decapacitation that the decapacitation temporal information of a same PRACH resources includes
Moment is equal to the renewable time of the configuration information of the 2nd PRACH resources of first kind node.Here, institute
To state the 2nd PRACH resources be the first kind node before the PRACH resources are configured, and is matched somebody with somebody
The PRACH resources put.
Step S210 includes：
It is not detected by being sent to connecing at random for the Equations of The Second Kind node in accidental access response message is received
When entering response message, the configured information is received.
The Equations of The Second Kind node is not detected by being sent to certainly in accidental access response message in the present embodiment
Oneself accidental access response information, represents the random access request failure of Equations of The Second Kind node, is meeting this
During part, in order to realize the access of the Equations of The Second Kind node, the Equations of The Second Kind node will pass through in the present embodiment
The configured information is detected, sees whether the first kind node has the transmission configured information, in order to from the
The first PRACH resources of one class node send random access signaling to first kind node.
Step S210 may also include：It is determined that the grade of load of the first kind node is given load etc.
During level, the configured information that the first kind node sends is received.
The Equations of The Second Kind node can be also received from the first kind node includes load of the first kind node etc.
Level information, if judge the first kind node the grade of load be given load grade when, it is believed that when
The load capacity of front first kind node is very big, if still being provided by the configured PRACH of the first kind node
Source is accessed can cause to access congestion phenomenon.In order to avoid congestion, while in order to realize accessing, this when can
Think to meet described first pre-conditioned, the Equations of The Second Kind node will go to detect the configured information, if so
The configured information of the configuration information for carrying newly-increased PRACH resources is detected, naturally just by described
First PRACH resources are accessed, if be not detected by the Equations of The Second Kind node can postpone described in access
First kind node, on the one hand can avoid congestion, on the other hand can provide the rate of being successfully accessed.
Certainly, when implementing, the Equations of The Second Kind node is also possible to periodically receive the configured information,
It is concrete such as to receive the configured information according to the period 1, the 2nd PRACH is received according to second round
The configuration information of resource.The generally period 1 is less than the second round.Here the 2nd PRACH
The information content of the configuration information of resource can be similar with the information content of a PRACH resources, standard
The object of the configuration information description is the 2nd PRACH resources, therefore here is not just repeated.
Apparatus embodiments one：
The present embodiment provides a kind of communication node, and the communication node is first kind node；The first kind section
Point includes：
Transmitting element, sends configured information by down channel for first kind node；Wherein, the instruction
Information at least including the first Physical Random Access Channel PRACH resources configuration information described in configured information,
The first kind node is accessed for controlling Equations of The Second Kind node.、
The first kind node may include macro base station (Macrocell), micro-base station (Microcell), slight base
Stand (Picocell), femto base station (Femtocell) is called Home eNodeB, low power nodes (LPN)
And the communication node such as relay station (Relay).
Transmitting element described in the present embodiment may include various types of transmission interfaces, and the transmission interface can be such as
The X2 interface of macro base station.Transmission interface described in the present embodiment is various wave points.Such as femto base station
WiFi interfaces etc..
First kind node described in the present embodiment may also include the structures such as acquiring unit, and the acquiring unit may include
Processor or process circuit, the processor may include application processor, central processing unit, microprocessor,
Digital signal processor or programmable array etc..The process circuit may include special IC etc..It is described
Processor or the process circuit form the configured information.Certainly the acquiring unit can also include communication
Interface, can be used to receive the configured information from other communication nodes.
The configured information is carried and is sent in one of following message：Accidental access response message；Under
Row control message；System message.
The first PRACH resources are different from the 2nd PRACH resources of the first kind node.This
Described in bright embodiment, the 2nd PRACH resources were configured before a PRACH resources
PRACH resources or before a PRACH resources in the PRACH resources for using.Described
One PRACH resources and the 2nd PRACH resources may each comprise it is following at least one：PRACH
The running time-frequency resource of channel occupancy；The random access sequence sent on PRACH channels.It is described configured
The difference of PRACH resources and a PRACH resources, can be the time-frequency of two kinds of PRACH resources
Resource is different, and it is different to may also be random access sequence, or running time-frequency resource and random access sequence it is all different.
The configuration information of the first PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
The finish time that the decapacitation temporal information of the first PRACH resources is carried and next one PRACH
The configuration information update moment of resource overlaps.
The transmitting element, specifically for when preset trigger condition is met, sending the configured information；
Wherein, the preset trigger condition includes that the grade of load of the first kind node is given load grade.
First kind node described in the present embodiment may also include judging unit, and the judging unit can be used to sentence
It is disconnected whether to meet preset trigger condition, the transmitting element, specifically for meeting the preset trigger condition
When, send the configured information.Preset trigger condition includes in the present embodiment：The first kind node
The grade of load is given load grade, can be used to judge the first kind node equivalent to the judging unit
Whether the grade of load is the given load grade.The physical arrangement of the judging unit may include processor or
The detailed description of process circuit, the processor or process circuit can be found in preceding sections.
In a word, first kind node described in the present embodiment can inform second by sending the configured information
Class node is accessed by the first PRACH resources of first kind node, it is to avoid excessive Equations of The Second Kind node is equal
Carry out accessing caused access failure rate height and connect by PRACH resources configured before first kind node
Enter the serious problem of congestion phenomenon.
Apparatus embodiments two
As shown in figure 3, the present embodiment provides a kind of communication node, the communication node is Equations of The Second Kind node,
The Equations of The Second Kind node includes：
Detector unit 210, for when first condition is met, Equations of The Second Kind nodal test first kind node sends
Configured information；Wherein, the configured information includes the first Physical Random Access Channel PRACH resources less
Configuration information
Access unit 220, for according to the configured information, by a PRACH resources to described
First kind node sends random access signaling.
Equations of The Second Kind node described in the present embodiment can be various communication terminals, such as M2M terminals, D2D terminals or
V2V terminals etc..
The concrete structure of the detector unit 210 may include communication interface and decoder etc., the communication interface
The signal of first kind node transmission can be received；The decoder can be used to be decoded, by coherent demodulation or
The decoding process such as non-coherent demodulation, detect the configured information.
The access unit 220 may include communication interface etc., can be used to carry out information exchange with first kind node,
The first kind node can be attached, information transmit-receive is carried out.
Equations of The Second Kind node described in the present embodiment, will be by detecting the configured information, by first kind node
First PRACH resources access first kind node, with the rate that is successfully accessed it is high, realize easy and simple structure
The characteristics of, can be the hardware of connection control method described in implementation method embodiment two.
The detector unit 210, specifically for from accidental access response message, downlink control message and system
The configured information is detected at least one of message.
In the present embodiment the detector unit 210 be from accidental access response message, downlink control message or
At least one in system message detecting the configured information, like this, Equations of The Second Kind node and the
One class node is few in the information number of times that chain of command is interacted, and Equations of The Second Kind node needs the message number of detection few, this
Sample can not only mitigate the load of first kind node, while the power consumption of Equations of The Second Kind node can be reduced, extend the
The standby time of two class nodes.
The configuration information of the newly-increased Physical Random Access Channel PRACH resources include it is following at least within
One of：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
Further, the decapacitation moment of the decapacitation temporal information of a PRACH resources is equal to the first kind
The renewable time of the configuration information of the 2nd PRACH resources of node.
During concrete implementation, the Equations of The Second Kind node in order to save power consumption, under the scene being necessary,
The detector unit 210 can just detect the configured information；What the detector unit 210 will be detected
Scene can be as follows：
The first：
The detector unit 210, specifically for being not detected by sending out in accidental access response message is received
When giving the accidental access response information of the Equations of The Second Kind node, the configured information is detected.
Second
The detector unit 210, specifically for it is determined that the grade of load of the first kind node is negative to specify
When carrying grade, the configured information that the first kind node sends is detected.
It would be appreciated that：The scene of the detection configured information of the detector unit 210 is not limited to above-mentioned
Two kinds, the detector unit 210 arbitrarily can be being determined by the configured PRACH moneys of first kind node
When probability that source is successfully accessed is relatively low, the configured information is detected, it is intended to provide by a PRACH
Access in source.
Additionally, the detector unit 210 can also configured information described in periodic receipt, for example, according to first
Cycle receives the configured information, and the configuration information of the 2nd PRACH resources is received according to second round.
The generally period 1 is less than the second round.The reception of the configuration information of the first PRACH resources is more
For frequent, caused by preferably can solving the 2nd PRACH inadequate resources using a PRACH resources
Congestion problems.
Several specific examples are provided below in conjunction with above-mentioned any embodiment：
Example one：
First kind node sends configured information by down channel and gives Equations of The Second Kind node, wherein described second refers to
Show that information includes at least one of：
First PRACH resource allocation informations.
The configured information can be sent in accidental access response message.
The configuration information of the first PRACH resources includes at least one of：
The running time-frequency resource configuration information of the first PRACH resources；
The corresponding carrier information of first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources；
Further, the decapacitation moment that the decapacitation temporal information of a PRACH resources includes is：The
The renewable time of the configuration information of two PRACH resources；
Further, the Equations of The Second Kind node according to second configured information in a PRACH resources
Upper transmission random access sequence.
Terminal (i.e. Equations of The Second Kind node) does not receive the Stochastic accessing of oneself in accidental access response message
During response message, the configured information is detected, if the accidental access response message includes the instruction
To information, then according to the configuration information of the PRACH resources in the configured information resend with
Machine access request, asks Stochastic accessing.
Like this, one side terminal has when random access request does not meet with a response, and can have first
PRACH resource requests are accessed, and improve the possibility that terminal is successfully accessed, while avoiding the first kind
The excessive caused access congestion of terminal that request in PRACH resources configured before node is accessed
Problem.
Example two：
There is base station and terminal in a wireless communication system.Base station is sent in system message by broadcast channel
Configured information is to terminal.Here base station is aforesaid first kind node.Here terminal can be aforesaid
Equations of The Second Kind node.
Terminal receives and detects the configured information that base station sends from descending letter (such as broadcast channel)；Certain institute
Stating terminal can be, from descending RACH or system message or downlink control message, to detect the finger
Show information.
First PRACH resource allocation informations.
The configured information can be sent in accidental access response message.
The configuration information of the first PRACH resources includes at least one of：
The running time-frequency resource configuration information of the first PRACH resources；
The corresponding carrier information of first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources；
Further, the decapacitation temporal information of a PRACH resources is：2nd PRACH resources
The renewable time of configuration information；
Further, the Equations of The Second Kind node according to second configured information in a PRACH resources
Upper transmission random access sequence.
Terminal is not being received when base station is sent to the accidental access response information of oneself or is judging the negative of base station
When load grade is too high, start to detect the configured information, if detecting the configured information, extract described
The configuration information of the first PRACH resources of configured information, utilizes a PRACH based on the configuration information
Resource request is linked into the base station again.
Example three：
The method that this example is provided includes：
Step S100：First kind node sends configured information by down channel；
Step S210：When first condition is met, the instruction letter that Equations of The Second Kind nodal test first kind node sends
Breath；The configured information includes the configuration information of a PRACH resources.
Step S220：Equations of The Second Kind node according to the configured information, by a PRACH resources to
The first kind node sends random access signaling.The condition that this step is performed is that the Equations of The Second Kind node is examined
The configured information that the first kind node sends is measured, if the configured information is detected is not continued to detect or is waited
Continue detection or continue request using configured PRACH resources to access after duration to be specified.
This example be from the bilateral of first kind node and Equations of The Second Kind node describing the connection control method,
Equations of The Second Kind node needs to access first kind node, but may have excessive Equations of The Second Kind on current first kind node
Node request is accessed.Then now, the first kind node is in the 2nd PRACH resources being configured
Increase the first PRACH resources of configuration, while the configuration information of a PRACH resources is carried on step
In configured information described in S100, unicast or broadcast gives Equations of The Second Kind node.In step 210, Equations of The Second Kind section
Point will decode the configured information, root in step S220 after receiving and detecting the configured information
The configuration information of the PRACH resources according to configured information, using a PRACH resources to first
Class node sends random access signaling.So described first kind node just utilizes the configured information, reaches
The control accessed by Equations of The Second Kind node.
In several embodiments provided herein, it should be understood that disclosed apparatus and method,
Can realize by another way.Apparatus embodiments described above are only schematic, for example,
The division of the unit, only a kind of division of logic function can have other division when actually realizing
Mode, such as：Multiple units or component can be combined, or be desirably integrated into another system, or some are special
Levy and can ignore, or do not perform.In addition, the coupling each other of shown or discussed each part,
Or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical by some interfaces, equipment or unit
Letter connection, can be electrical, machinery or other forms.
It is above-mentioned as separating component explanation unit can be, or may not be it is physically separate, make
For the part that unit shows can be, or may not be physical location, you can with local positioned at one,
Can also be distributed on multiple NEs；Can select therein part or all of according to the actual needs
Unit is realizing the purpose of this embodiment scheme.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a processing module
In, or each unit individually as a unit, it is also possible to two or more unit collection
Into in a unit；Above-mentioned integrated unit both can be realized in the form of hardware, it would however also be possible to employ
Hardware adds the form of SFU software functional unit to realize.
One of ordinary skill in the art will appreciate that：Realize all or part of step of said method embodiment
Can be completed by the related hardware of programmed instruction, aforesaid program can be stored in a computer-readable
Take in storage medium, the program upon execution, performs the step of including said method embodiment；And it is aforementioned
Storage medium include：Movable storage device, read-only storage (ROM, Read-Only Memory),
Random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various
Can be with the medium of store program codes.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art the invention discloses technical scope in, can be easily
Expect change or replacement, should all be included within the scope of the present invention.Therefore, protection of the invention
Scope should be defined by the scope of the claims.
Claims (24)
1. a kind of connection control method, it is characterised in that methods described includes：
First kind node sends configured information by down channel；Wherein, the configured information at least includes the
The configuration information of one Physical Random Access Channel PRACH resources.
2. method according to claim 1, it is characterised in that
The configured information is carried and is sent in one of following message：
Accidental access response message；
Downlink control message；
System message.
3. method according to claim 1, it is characterised in that
The first PRACH resources are different from the 2nd PRACH resources of the first kind node；
The 2nd PRACH resources be the first kind node configure the PRACH resources it
Before, the PRACH resources of configuration.
4. method according to claim 3, it is characterised in that
The first kind node sends configured information by down channel, including：
The first kind node sends the configured information according to the period 1；
Methods described also includes：
The first kind node sends the configuration information of the two PRACH resources according to second round；
Wherein, the period 1 is less than the second round.
5. method according to claim 3, it is characterised in that
The first PRACH resources and the 2nd PRACH resources include it is following at least one：
The running time-frequency resource of PRACH channel occupancies；
The random access sequence sent on PRACH channels.
6. method according to claim 1, it is characterised in that
The configuration information of the first PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
7. method according to claim 6, it is characterised in that
The decapacitation moment that the decapacitation temporal information of the first PRACH resources includes is equal to first kind node
The renewable time of the configuration information of the 2nd PRACH resources；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
8. method according to claim 1, it is characterised in that
The first kind node sends configured information by down channel, including：
When preset trigger condition is met, the configured information is sent；
Wherein, the preset trigger condition includes that the grade of load of the first kind node is given load grade.
9. a kind of connection control method, it is characterised in that methods described includes：
When first condition is met, the configured information that Equations of The Second Kind nodal test first kind node sends；Wherein,
Configuration information in the configured information at least including the first Physical Random Access Channel PRACH resources；
According to the configured information, by a PRACH resources to the first kind node send with
Machine access signaling.
10. method according to claim 9, it is characterised in that
It is described when first condition is met, Equations of The Second Kind nodal test first kind node send configured information, bag
Include：
Institute is detected from least one of accidental access response message, downlink control message and system message
State configured information.
11. methods according to claim 10, it is characterised in that
The configuration information of the first PRACH resources include it is following at least one：
The running time-frequency resource configuration information of the first PRACH resources；
Carrier information residing for first PRACH resources；
The index information of the random access sequence of the first PRACH resources；
The Duration Information of the first PRACH resources；
The enable time information of the first PRACH resources；
The decapacitation temporal information of the first PRACH resources.
12. methods according to claim 11, it is characterised in that
The decapacitation moment that the decapacitation temporal information of the first PRACH resources includes is equal to first kind node
The renewable time of the configuration information of the 2nd PRACH resources；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
13. methods according to claim 12, it is characterised in that
It is described when first condition is met, Equations of The Second Kind nodal test first kind node send configured information, bag
Include：
The configured information is received according to the period 1；
Methods described also includes：
The configuration information of the 2nd PRACH resources is received according to second round；
Wherein, the period 1 is less than the second round.
14. methods according to claim 9, it is characterised in that
It is described when first condition is met, Equations of The Second Kind nodal test first kind node send configured information, bag
Include：
It is not detected by being sent to connecing at random for the Equations of The Second Kind node in accidental access response message is received
When entering response message, the configured information is received.
15. methods according to claim 9, it is characterised in that
It is described when first condition is met, Equations of The Second Kind nodal test first kind node send configured information, bag
Include：
When it is determined that the grade of load of the first kind node is given load grade, the first kind section is received
The configured information that point sends.
16. a kind of communication nodes, it is characterised in that the communication node is first kind node；Described first
Class node includes：
Transmitting element, for sending configured information by down channel；Wherein, the configured information is at least wrapped
Configured information described in the configuration information of the first Physical Random Access Channel PRACH resources is included, for control the
Two class nodes access the first kind node.
17. communication nodes according to claim 16, it is characterised in that
The first PRACH resources are different from the 2nd PRACH resources of the first kind node；
The 2nd PRACH resources be the first kind node configure the PRACH resources it
Before, the PRACH resources of configuration.
18. communication nodes according to claim 17, it is characterised in that
The transmitting element, sends the configured information according to the period 1 specifically for the first kind node；
The transmitting element, is additionally operable to the first kind node and sends two PRACH according to second round
The configuration information of resource；
Wherein, the period 1 is less than the second round.
19. communication nodes according to claim 16, it is characterised in that
The transmitting element, specifically for when preset trigger condition is met, sending the configured information；
Wherein, the preset trigger condition includes that the grade of load of the first kind node is given load grade.
A kind of 20. communication nodes, it is characterised in that the communication node be Equations of The Second Kind node, described second
Class node includes：
Detector unit, for when first condition is met, detecting the configured information that first kind node sends；Its
In, configured information configuration information less including the first Physical Random Access Channel PRACH resources；
Access unit, for according to the configured information, by a PRACH resources to described
One class node sends random access signaling.
21. communication nodes according to claim 20, it is characterised in that
The decapacitation moment that the decapacitation temporal information of the first PRACH resources includes is equal to the first kind section
The renewable time of the configuration information of the 2nd PRACH resources of point；
Wherein, the 2nd PRACH resources are that the first kind node is configuring a PRACH
Before resource, the PRACH resources of configuration.
22. communication nodes according to claim 21, it is characterised in that
The detector unit, specifically for receiving the configured information according to the period 1；
The detector unit, is additionally operable to according to second round reception the 2nd PRACH resources with confidence
Breath；
Wherein, the period 1 is less than the second round.
23. communication nodes according to claim 20, it is characterised in that
The detector unit, specifically for being not detected by being sent in accidental access response message is received
During the accidental access response information of the Equations of The Second Kind node, the configured information is detected.
24. communication nodes according to claim 23, it is characterised in that
The detector unit, specifically for it is determined that the grade of load of the first kind node is given load etc.
During level, the configured information that the first kind node sends is detected.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510601026.6A CN106550396A (en) | 2015-09-18 | 2015-09-18 | Connection control method and communication node |
| PCT/CN2015/098199 WO2016165383A1 (en) | 2015-09-18 | 2015-12-22 | Access control method, communications node, and computer storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510601026.6A CN106550396A (en) | 2015-09-18 | 2015-09-18 | Connection control method and communication node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106550396A true CN106550396A (en) | 2017-03-29 |
Family
ID=57125686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510601026.6A Withdrawn CN106550396A (en) | 2015-09-18 | 2015-09-18 | Connection control method and communication node |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106550396A (en) |
| WO (1) | WO2016165383A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110392429A (en) * | 2018-04-17 | 2019-10-29 | 展讯通信（上海）有限公司 | Dispatch instruction and acquisition methods, base station, terminal, the readable medium of resource |
| US11044659B2 (en) | 2017-04-26 | 2021-06-22 | Beijing Xiaomi Mobile Software Co., Ltd. | Network slicing access method and apparatus |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110198564A (en) * | 2018-02-26 | 2019-09-03 | 华为技术有限公司 | Accidental access method, terminal and the network equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101873668A (en) * | 2009-04-24 | 2010-10-27 | 大唐移动通信设备有限公司 | Method, system and device for initiating random access |
| CN101909354A (en) * | 2009-06-05 | 2010-12-08 | 大唐移动通信设备有限公司 | Method, system and device for judging type of UE |
| CN102916767A (en) * | 2011-08-05 | 2013-02-06 | 华为技术有限公司 | Uplink feedback method of high speed dedicated physical control channels and related equipment |
| CN103582073A (en) * | 2012-07-31 | 2014-02-12 | 中兴通讯股份有限公司 | Method for MTC UE to have access to LTE system and evolution base station |
| WO2015018702A2 (en) * | 2013-08-09 | 2015-02-12 | Nokia Solutions And Networks Oy | Identifying and communicating coverage shortfall for machine type communication devices |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101316134B (en) * | 2007-05-31 | 2012-09-05 | 电信科学技术研究院 | Accidental access method and corresponding terminal and base station adopting the same |
| KR20140044361A (en) * | 2011-07-11 | 2014-04-14 | 엘지전자 주식회사 | Method and apparatus for performing random access in wireless communication system |
| CN104796942A (en) * | 2015-04-20 | 2015-07-22 | 天津大学 | LTE (long term evolution)-Advanced system based random access overload control method |
-
2015
- 2015-09-18 CN CN201510601026.6A patent/CN106550396A/en not_active Withdrawn
- 2015-12-22 WO PCT/CN2015/098199 patent/WO2016165383A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101873668A (en) * | 2009-04-24 | 2010-10-27 | 大唐移动通信设备有限公司 | Method, system and device for initiating random access |
| CN101909354A (en) * | 2009-06-05 | 2010-12-08 | 大唐移动通信设备有限公司 | Method, system and device for judging type of UE |
| CN102916767A (en) * | 2011-08-05 | 2013-02-06 | 华为技术有限公司 | Uplink feedback method of high speed dedicated physical control channels and related equipment |
| CN103582073A (en) * | 2012-07-31 | 2014-02-12 | 中兴通讯股份有限公司 | Method for MTC UE to have access to LTE system and evolution base station |
| WO2015018702A2 (en) * | 2013-08-09 | 2015-02-12 | Nokia Solutions And Networks Oy | Identifying and communicating coverage shortfall for machine type communication devices |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11044659B2 (en) | 2017-04-26 | 2021-06-22 | Beijing Xiaomi Mobile Software Co., Ltd. | Network slicing access method and apparatus |
| CN110392429A (en) * | 2018-04-17 | 2019-10-29 | 展讯通信（上海）有限公司 | Dispatch instruction and acquisition methods, base station, terminal, the readable medium of resource |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016165383A1 (en) | 2016-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10856254B2 (en) | Method for communication in system in which 4G and 5G coexist, and device therefor | |
| CN112203336B (en) | Wireless access control method, device and system | |
| CN103120015B (en) | Radio resource control connection release message waiting timer | |
| CN102685768B (en) | The processing method of heartbeat message, the acquisition methods of heart beat cycle and access network equipment | |
| CN107005782B (en) | System and method for machine type communication | |
| EP2717627B1 (en) | Method for simultaneous handover in a wireless access system that supports device-to-device communication and apparatus for supporting the method | |
| US9215645B2 (en) | Controlling network accesses by radio terminals associated with access classes | |
| CN109565896A (en) | Low-power RRC operating method and device | |
| EP3706473A1 (en) | Extended access barring | |
| US20110292893A1 (en) | Nas-based signaling protocol for overload protection of random access in massive machine type communication | |
| US20140235234A1 (en) | Method for maintaining direct device-to-device communication in wireless access system supporting device-to-device communication and apparatus for supporting same | |
| CN104869526A (en) | Device-to-device communication and resource allocation method and equipment thereof | |
| US9439143B2 (en) | Method and device for power saving mode control in mobile communication system | |
| CN110178439A (en) | On-demand system information transmitting for spreading over | |
| CN103828423A (en) | Mobile communications system, infrastructure equipment, base station and method | |
| KR102058876B1 (en) | Method and apparatus for solving congestion situation in device to device communication | |
| US20180092060A1 (en) | Method and device for calling terminal in wireless communication system | |
| CN105517182A (en) | Random access signaling transmitting method and transmitting device | |
| CN105850201A (en) | Paging message transmission method, base station, mobility management entity, and user equipment | |
| CN110225585A (en) | Wireless communications method, wireless telecom equipment and processor readable storage medium | |
| CN105744639A (en) | Method and device for sending and receiving random access configuration information | |
| CN106550396A (en) | Connection control method and communication node | |
| CN102170677B (en) | Method, system and device for transmitting request message | |
| de Andrade et al. | The impact of massive machine type communication devices on the access probability of human-to-human users in LTE networks | |
| WO2016165385A1 (en) | Access control method, communications node, and computer storage medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170329 |