CN106507483A - The method that a kind of notice adjacent area system broadcasts change - Google Patents
The method that a kind of notice adjacent area system broadcasts change Download PDFInfo
- Publication number
- CN106507483A CN106507483A CN201510567848.7A CN201510567848A CN106507483A CN 106507483 A CN106507483 A CN 106507483A CN 201510567848 A CN201510567848 A CN 201510567848A CN 106507483 A CN106507483 A CN 106507483A
- Authority
- CN
- China
- Prior art keywords
- adjacent area
- change
- beep
- page message
- frequency point
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention proposes the method that a kind of notice adjacent area system broadcasts change, including：When allowing D2D to find to change using the system broadcasts of the pilot frequency point adjacent area of its resource, the pilot frequency point adjacent area is notified described change to the D2D UE by using the Serving cell at the D2D UE places of its resource.
Description
Technical field
The present invention relates to the D2D communications fields, more particularly to the method that a kind of notice adjacent area system broadcasts change.
Background technology
IMT-A systems allow to support Device-to-Device (D2D) communications to carry under community cellular network
High spectrum utilization.D2D communications are a kind of under the control of system, it is allowed to pass through reuse pattern between terminal
The new technique directly communicated by resource, it can increase frequency spectrum efficiency of cellular communication system, reduce terminal
Transmission power, solves the problems, such as that wireless communication system frequency spectrum resource is deficient to a certain extent.
Typical case's application of D2D includes that D2D communications and D2D have found, is wherein used for D2D and communicates and D2D
It was found that resource be to be provided by the system broadcasts of Serving cell, i.e. SIB18 and SIB19 or base station are logical
Cross dedicated signaling and be allocated to UE.In R12D2D has found, the frequency found for D2D is little for service
Area's frequency, in the D2D of R13 strengthens, it is allowed to which D2D has found that the frequency for using is non-service cell frequency,
Can be even other PLMN frequencies.So now allowing UE to obtain by reading corresponding pilot frequency point adjacent area
Take the resource found in D2D.In prior art, as the SIB18 and SIB19 of corresponding pilot frequency point adjacent area
During change, using the resource but reside in the UE of other cells and will be unaware that.
Content of the invention
For the problems referred to above, the present invention proposes the method that a kind of notice adjacent area system broadcasts change, including：When
When allowing D2D to find to change using the system broadcasts of the pilot frequency point adjacent area of its resource, the pilot frequency point
Adjacent area is notified described change to the D2D by using the Serving cell at the D2D UE places of its resource
UE.
Further, the system broadcasts for changing are SIB18 and/or SIB19.
Further, the pilot frequency point adjacent area will be described by using the Serving cell of the D2D UE of its resource
Change and notify to include to the D2D UE：
Described change is indicated to notify to give other adjacent areas by the pilot frequency point adjacent area by X2 interface；
After the Serving cell receives the change instruction, by beep-page message or beep-page message and system
Broadcast is notified to the D2D UE.
Further, described notify to include to the D2D UE by beep-page message：In the beep-page message
Carry the SIB lists of the PCI, frequency and change of the pilot frequency point adjacent area.
Further, described notify to include to the D2D UE by beep-page message and system broadcasts：
Change SIB18 the and/or SIB19 contents of this cell：Add all permission D2D wherein to find to make
Valuetag values with the PCI of the pilot frequency point adjacent area of its resource, frequency and correspondence system broadcasted content version；
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
Further, described notify to include to the D2D UE by beep-page message and system broadcasts：
Change SIB18 the and/or SIB19 contents of this cell：Add-on system broadcast wherein changes
D2D is allowed to find PCI and the frequency list of the pilot frequency point adjacent area using its resource；
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
Further, also include：Do not carry out finding that the D2D UE of operation read the pilot frequency point adjacent area
SIB18 and/or SIB19 reacquires new resource；Carry out finding the operations to be found such as the UE of operation
After end, the SIB18 and/or SIB19 that read the pilot frequency point adjacent area reacquire new resource.
The present invention can corresponding pilot frequency point adjacent area SIB18 and SIB19 change when, using the resource but
The UE for residing in other cells is arrived by notice in time.
Description of the drawings
Fig. 1 is the flow chart notified by beep-page message by the serving BS that embodiment is proposed；
Fig. 2 is the flow process notified by beep-page message and system broadcasts by the serving BS that embodiment is proposed
Figure；
Fig. 3 is that another kind of serving BS that embodiment is proposed is notified by beep-page message and system broadcasts
Flow chart.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the present invention
Accompanying drawing in embodiment, to the embodiment of the present invention in technical scheme be clearly and completely described, it is clear that
Described embodiment is a part of embodiment of the invention, rather than whole embodiments；It should be noted that
In the case where not conflicting, the feature in embodiment and embodiment in the application can be mutually combined.
One embodiment of the present of invention proposes the method that a kind of notice adjacent area system broadcasts change, including：When fair
Perhaps, when D2D has found to change using the system broadcasts of the pilot frequency point adjacent area of its resource, the pilot frequency point is adjacent
Area is notified described change to the D2D by using the Serving cell at the D2D UE places of its resource
UE.
In one alternate embodiment, the system broadcasts for changing are SIB18 and/or SIB19.
In one alternate embodiment, Serving cell of the pilot frequency point adjacent area by using the D2D UE of its resource
Described change is notified to include to the D2D UE：
Described change is indicated to notify to give other adjacent areas by the pilot frequency point adjacent area by X2 interface；
After the Serving cell receives the change instruction, by beep-page message or beep-page message and system
Broadcast is notified to the D2D UE.
In one alternate embodiment, notify to include to the D2D UE by beep-page message：The paging
The SIB lists of the PCI, frequency and change of the pilot frequency point adjacent area are carried in message.
In one alternate embodiment, notified to the D2D UE bags by beep-page message and system broadcasts
Include：
Change SIB18 the and/or SIB19 contents of this cell：Add all permission D2D wherein to find to make
Valuetag values with the PCI of the pilot frequency point adjacent area of its resource, frequency and correspondence system broadcasted content version；
The valuetag values represent the version of the SIB18 or SIB19 of corresponding alien frequencies adjacent area, and such as value can
It is 0 to 31 integers, whenever SIB18 or SIB19 contents change, then the valuetag values are from increasing 1.
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
In one alternate embodiment, notified to the D2D UE bags by beep-page message and system broadcasts
Include：
Change SIB18 the and/or SIB19 contents of this cell：Add-on system broadcast wherein changes
D2D is allowed to find PCI and the frequency list of the pilot frequency point adjacent area using its resource；
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
In one alternate embodiment, also include：Do not carry out finding that the D2D UE readings of operation are described different
The SIB18 of frequency adjacent area and/or SIB19 reacquires new resource；The UE that find operation is carried out
After terminating etc. operation to be found, the SIB18 and/or SIB19 that read the pilot frequency point adjacent area are reacquired newly
Resource.
The various embodiments described above are when the SIB18 and SIB19 of corresponding pilot frequency point adjacent area change, but allow use to be somebody's turn to do
Resource but reside in the UE of other cells and arrived by notice in time.
Embodiment
Assume that eNB1 is the base station for allowing D2D to find using resource, UE2 is D2D to be carried out using eNB1
It was found that terminal, eNB2 for UE2 current service cell.
When the SIB18 and SIB19 of eNB1 change, the change is indicated to notify by eNB1 by X2 interface
Give other adjacent areas；After service cell eNB 2 receives change instruction, can be logical by following three kinds of modes
Know to UE2.
Mode one, accompanying drawing 1 is refer to, the PCI of UE2 pilot frequency points adjacent area is directly notified by beep-page message,
The SIB lists of frequency and change.
Mode two, accompanying drawing 2 is refer to, notified by beep-page message and system broadcasts：Beep-page message is constant,
Add PCI, the frequency of the pilot frequency point adjacent area of each support D2D discoveries resource in the SIB18,19 of eNB2
Valuetag values with system broadcasts contents version.Under this kind of mode, UE2 is judged by valuetag values
The situation of change of system broadcasts.
Mode three, accompanying drawing 3 is refer to, notified by beep-page message and system broadcasts：Beep-page message is constant,
In the SIB18 of eNB2, in 19, indicate which adjacent area is changed, add its PCI and frequency of change adjacent area.
For UE sides, if UE2 directly reads pilot frequency point adjacent area currently without discovery operation is carried out
SIB18 and SIB19 reacquires new resource；If UE2 carries out discovery operation, etc. to be found
Operation is read the SIB18 and SIB19 of pilot frequency point adjacent area again and reacquires new resource after terminating.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of said method embodiment can
To be completed by the related hardware of programmed instruction, aforesaid program can be stored in an embodied on computer readable and deposit
In storage media, the program upon execution, executes the step of including said method embodiment；And aforesaid storage
Medium includes：ROM, RAM, magnetic disc or CD etc. are various can be with the medium of store program codes.
Finally it should be noted that：Above example is only in order to illustrating technical scheme, rather than which is limited
System；Although being described in detail to the present invention with reference to the foregoing embodiments, one of ordinary skill in the art
It should be understood that：Which still can be modified to the technical scheme described in foregoing embodiments, or to which
Middle some technical characteristics carry out equivalent；And these modifications or replacement, do not make appropriate technical solution
Essence departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. the method that a kind of notice adjacent area system broadcasts change, it is characterised in that include：
When allowing D2D to find to change using the system broadcasts of the pilot frequency point adjacent area of its resource, described
Pilot frequency point adjacent area is notified described change to institute by using the Serving cell at the D2D UE places of its resource
State D2D UE.
2. method according to claim 1, it is characterised in that the system broadcasts for changing
For SIB18 and/or SIB19.
3. method according to claim 1 and 2, it is characterised in that the pilot frequency point adjacent area passes through
Described change is notified to include to the D2D UE using the Serving cell of the D2D UE of its resource：
Described change is indicated to notify to give other adjacent areas by the pilot frequency point adjacent area by X2 interface；
After the Serving cell receives the change instruction, by beep-page message or beep-page message and system
Broadcast is notified to the D2D UE.
4. method according to claim 3, it is characterised in that described by beep-page message notify to
The D2D UE include：PCI, frequency and the change of the pilot frequency point adjacent area is carried in the beep-page message
SIB lists.
5. method according to claim 3, it is characterised in that described by beep-page message and system
Broadcast notifies to include to the D2D UE：
Change SIB18 the and/or SIB19 contents of this cell：Add all permission D2D wherein to find to make
Valuetag values with the PCI of the pilot frequency point adjacent area of its resource, frequency and correspondence system broadcasted content version；
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
6. method according to claim 3, it is characterised in that described by beep-page message and system
Broadcast notifies to include to the D2D UE：
Change SIB18 the and/or SIB19 contents of this cell：Add-on system broadcast wherein changes
D2D is allowed to find PCI and the frequency list of the pilot frequency point adjacent area using its resource；
Beep-page message is sent, the system broadcasts change instruction of the beep-page message is set to True；
Send system broadcasts SIB18 and/or SIB19.
7. the method according to claim 1～6 any one, it is characterised in that also include：
Do not carry out finding that the D2D UE of operation read the SIB18 and/or SIB19 of the pilot frequency point adjacent area
Reacquire new resource；After carrying out finding that the operation to be found such as UE of operation terminates, read described
The SIB18 of pilot frequency point adjacent area and/or SIB19 reacquires new resource.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567848.7A CN106507483A (en) | 2015-09-08 | 2015-09-08 | The method that a kind of notice adjacent area system broadcasts change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567848.7A CN106507483A (en) | 2015-09-08 | 2015-09-08 | The method that a kind of notice adjacent area system broadcasts change |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106507483A true CN106507483A (en) | 2017-03-15 |
Family
ID=58286729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510567848.7A Withdrawn CN106507483A (en) | 2015-09-08 | 2015-09-08 | The method that a kind of notice adjacent area system broadcasts change |
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| Country | Link |
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| CN (1) | CN106507483A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101111057A (en) * | 2006-07-19 | 2008-01-23 | 中兴通讯股份有限公司 | System information broadcasting method |
| CN104105103A (en) * | 2013-04-10 | 2014-10-15 | 富士通株式会社 | D2d communication in wireless networks |
| US20140362689A1 (en) * | 2013-06-07 | 2014-12-11 | Ali Koc | Mechanism to enable wifi offload based on power preference of user equipment |
| CN104812025A (en) * | 2014-01-28 | 2015-07-29 | 中兴通讯股份有限公司 | Device-to-device discovery and communication method and system |
-
2015
- 2015-09-08 CN CN201510567848.7A patent/CN106507483A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101111057A (en) * | 2006-07-19 | 2008-01-23 | 中兴通讯股份有限公司 | System information broadcasting method |
| CN104105103A (en) * | 2013-04-10 | 2014-10-15 | 富士通株式会社 | D2d communication in wireless networks |
| US20140362689A1 (en) * | 2013-06-07 | 2014-12-11 | Ali Koc | Mechanism to enable wifi offload based on power preference of user equipment |
| CN104812025A (en) * | 2014-01-28 | 2015-07-29 | 中兴通讯股份有限公司 | Device-to-device discovery and communication method and system |
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| PB01 | Publication | ||
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Application publication date: 20170315 |