CN104411011A - Method for time service of IPCLK to femto as well as synchronization method and system of IPCLK and femto - Google Patents
Method for time service of IPCLK to femto as well as synchronization method and system of IPCLK and femto Download PDFInfo
- Publication number
- CN104411011A CN104411011A CN201410707721.6A CN201410707721A CN104411011A CN 104411011 A CN104411011 A CN 104411011A CN 201410707721 A CN201410707721 A CN 201410707721A CN 104411011 A CN104411011 A CN 104411011A
- Authority
- CN
- China
- Prior art keywords
- time service
- clock server
- femto cell
- link order
- synchronization request
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a method for time service of an IPCLK to a femto as well as a synchronization method and system of the IPCLK and the femto. The synchronization method comprises the following steps: transmitting time service synchronization requests and femto identification codes to a IPCLK through the femto; receiving the time service synchronization requests and the femto identification codes through the IPCLK, detecting the number of the time service synchronization requests received within a present period, and when the number of the received time service synchronization requests is smaller than or equal to a preset value, transmitting a connection allowance instruction to the femto corresponding to the femto identification codes; when the number of the received time service synchronization requests is greater than the preset value, transmitting a connection forbidding instruction to the femto corresponding to the femto identification codes; when the connection allowance instruction is received through the femto, transmitting a unicast request to the IPCLK, and when the connection forbidding instruction is received, transmitting the time service synchronization requests and the femto identification codes to the IPCLK after first preset time; receiving the unicast request through the IPCLK, and performing time service operation on the femto. According to the invention, the network risk and the cost are reduced.
Description
Technical field
The present invention relates to mobile communication technology field, particularly relate to a kind of femto cell, clock server time service, synchronous method and system.
Background technology
The femto cell (Femto) of current employing and the method for synchronization of clock server (IPCLK), can carry out communication and clock time service by standard 1588 agreement, namely be undertaken communicating by the specification message of 1588 agreements.During femto cell practical application, when user starts shooting femto cell, after selecting 1588 clock synchronization mode, femto cell sends time service synchronization request to clock server, clock server receives the request of femto cell, and femto cell can connect clock server fast to carry out synchronously.
Clock server is to femto cell time service, and need certain network bandwidth, femto cell is more, and the bandwidth that clock server needs is larger.Along with the development of science and technology, the online use amount of femto cell can be increasing.In order to clock server can meet the time service needs of more femto cell, adopt the method for synchronization of traditional femto cell and clock server, clock server can be made to take too much bandwidth, thus cause technical risk and the cost risk of network.
Summary of the invention
Based on this, be necessary to take too much bandwidth for due to clock server, thus cause technical risk and the cost risk problem of network, a kind of femto cell, clock server time service, synchronous method and system are provided.
Clock server, to a method for femto cell time service, comprising:
Obtain time service synchronization request and the Base transceiver Station Identity Code of femto cell transmission;
Detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order, receive the unitcast request that femto cell returns, time service operation is carried out to described femto cell; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order.
Above-mentioned clock server is to the method for femto cell time service, by when receiving time service synchronization request and the Base transceiver Station Identity Code of femto cell transmission, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order, receive the unitcast request that femto cell returns, time service operation is carried out to described femto cell; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order.Thus realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, thus reduces technical risk and the cost risk of network.
A method for femto cell synchronous clock server, comprising:
Time service synchronization request and the Base transceiver Station Identity Code of this femto cell is sent to clock server;
Receive the time service link order corresponding with the Base transceiver Station Identity Code of this femto cell that described clock server returns; Wherein, described time service link order comprises permission link order and forbids link order, if when the time service synchronization request quantity that in current slot, described clock server receives is less than or equal to preset value, return permission link order; If when the time service synchronization request quantity that in current slot, described clock server receives is greater than preset value, returns and forbid link order;
When time service link order is for permission link order, send unitcast request to clock server, synchronous clock server; When time service link order is for forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server.
The method of above-mentioned femto cell synchronous clock server, stands in the angle of femto cell, sends time service synchronization request and the Base transceiver Station Identity Code of this femto cell to clock server; Receive the time service link order corresponding with the Base transceiver Station Identity Code of this femto cell that described clock server returns; When time service link order is for permission link order, send unitcast request to clock server, synchronous clock server; When time service link order is for forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server.Thus realize femto cell before transmission unitcast request, necessary first tranmitting data register service request, when receiving permission link order, just send unitcast request to clock server.And then realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, reduces technical risk and the cost risk of network.
A synchronous method for femto cell and clock server, comprising:
Time service synchronization request and Base transceiver Station Identity Code is sent to clock server by femto cell;
Clock server is utilized to receive described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order;
By femto cell receive allow link order time, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives unitcast request, carries out time service operation to described femto cell.
A synchro system for femto cell and clock server, comprises clock server, is located at the synchronizer of femto cell:
Synchronizer sends time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and forbid link order;
When synchronizer receives and allows link order, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives unitcast request, carries out time service operation to described femto cell.
The synchronous method of above-mentioned femto cell and clock server and system, time service synchronization request and Base transceiver Station Identity Code is sent to clock server by femto cell, clock server carries out judgement time service synchronization request quantity, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order, femto cell only when receiving permission link order, just sends unitcast request to clock server, and realization is synchronous with clock server.Receive when forbidding link order, time service synchronization request and Base transceiver Station Identity Code could be sent to clock server after needing interval Preset Time, re-start request, thus realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, thus reduces technical risk and the cost risk of network.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of clock server of the present invention to the embodiment of the method for femto cell time service;
Fig. 2 is the schematic flow sheet of the embodiment of the method for femto cell synchronous clock server of the present invention;
Fig. 3 is the schematic flow sheet of the synchronous method embodiment of femto cell of the present invention and clock server;
Fig. 4 is the structural representation of the synchro system embodiment of femto cell of the present invention and clock server.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, for clock server of the present invention is to the schematic flow sheet of the embodiment of the method for femto cell time service, comprising:
Step S101: the time service synchronization request and the Base transceiver Station Identity Code that obtain femto cell transmission;
Base transceiver Station Identity Code is a kind of code identifying femto cell, and each femto cell has unique Base transceiver Station Identity Code.Time service synchronization request is authorize to carry out the synchronous request of time service, namely authorizes femto cell sends right from unitcast request to clock server.When femto cell needs access clock server, first send time service synchronization request and Base transceiver Station Identity Code.
Step S102: detect the time service synchronization request quantity received in current slot, judges whether the time service synchronization request quantity received is less than or equal to preset value, if so, enters step S103, if not, enters step S104;
Current slot can be divided into multiple time period in one day, also according to the difference of working day and festivals or holidays, can divide the different time periods.Such as, within the time, divide in units of per hour, time service can not be carried out more than 500 stylobate stations in limiting one hour synchronous.The object of this step ensures, in the same time period, only to allow the femto cell incoming clock server of some to carry out time service synchronous.This determination step can perform in clock server.
Step S103: send to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order, and enter step S105;
Step S104: send to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order;
Step S105: receive the unitcast request that femto cell returns, time service operation is carried out to described femto cell.
When femto cell receives permission link order, return unitcast request, when femto cell receives inhibit command, do not return unitcast request.Receive the unitcast request that femto cell returns, the step of described femto cell being carried out to time service operation can realize based on clock server.
The present embodiment is from the angle of clock service end, by when receiving time service synchronization request and the Base transceiver Station Identity Code of femto cell transmission, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order, receive the unitcast request that femto cell returns, time service operation is carried out to described femto cell; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order.Thus realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, thus reduces technical risk and the cost risk of network.
Wherein in an embodiment, following formula determination preset value can also be adopted;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
In this way, under the prerequisite knowing clock server bandwidth, the quantity of each time period acceptable time service synchronization request can be determined, thus reduces technical risk and the cost risk of network.
As shown in Figure 2, be the schematic flow sheet of the embodiment of the method for femto cell synchronous clock server of the present invention, comprise:
Step S201: the time service synchronization request from this femto cell to clock server and the Base transceiver Station Identity Code that send;
Base transceiver Station Identity Code is a kind of code identifying femto cell, and each femto cell has unique Base transceiver Station Identity Code.Time service synchronization request is authorize to carry out the synchronous request of time service, namely authorizes femto cell sends right from unitcast request to clock server.When femto cell needs access clock server, first send time service synchronization request and Base transceiver Station Identity Code.
Step S202: receive the time service link order corresponding with the Base transceiver Station Identity Code of this femto cell that described clock server returns; Wherein, described time service link order comprises permission link order and forbids link order, if when the time service synchronization request quantity that in current slot, described clock server receives is less than or equal to preset value, return permission link order; If when the time service synchronization request quantity that in current slot, described clock server receives is greater than preset value, returns and forbid link order;
Step S203: when time service link order is for permission link order, send unitcast request to clock server, synchronous clock server; When time service link order is for forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server.
The present embodiment stands in the angle of femto cell, sends time service synchronization request and the Base transceiver Station Identity Code of this femto cell to clock server; Receive the time service link order corresponding with the Base transceiver Station Identity Code of this femto cell that described clock server returns; When time service link order is for permission link order, send unitcast request to clock server, synchronous clock server; When time service link order is for forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server.Thus realize femto cell before transmission unitcast request, necessary first tranmitting data register service request, when receiving permission link order, just send unitcast request to clock server.And then realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, reduces technical risk and the cost risk of network.
As shown in Figure 3, be the schematic flow sheet of the synchronous method embodiment of femto cell of the present invention and clock server, comprise:
Step S301: send time service synchronization request and Base transceiver Station Identity Code to clock server by femto cell;
Base transceiver Station Identity Code is a kind of code identifying femto cell, and each femto cell has unique Base transceiver Station Identity Code.Time service synchronization request is authorize to carry out the synchronous request of time service, namely authorizes femto cell sends right from unitcast request to clock server.When femto cell needs access clock server, time service synchronization request and Base transceiver Station Identity Code can be sent to clock server.
Step S302: utilize clock server to receive described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order;
The object of this step ensures, in the same time period, only to allow the femto cell incoming clock server of some to carry out time service synchronous.This step performs in clock server, now needs to revise the synchronous protocol on clock server, to realize determination methods.
Step S303: by femto cell receive allow link order time, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval first, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Femto cell only when receiving permission link order, just can send unitcast request to clock server, otherwise, do not send unitcast request.
Step S304: utilize clock server to receive unitcast request, time service operation is carried out to described femto cell.
Clock server, only when receiving unitcast request, just carries out time service operation to femto cell, realizes the synchronous of micro-letter base station and clock server.
The present embodiment by changing the synchronous protocol of femto cell and clock server, thus can realize above-mentioned synchronous method.Time service synchronization request and Base transceiver Station Identity Code is sent to clock server by femto cell, clock server carries out judgement time service synchronization request quantity, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order, femto cell only when receiving permission link order, just sends unitcast request to clock server, and realization is synchronous with clock server.Receive when forbidding link order, time service synchronization request and Base transceiver Station Identity Code could be sent to clock server after needing interval Preset Time, re-start request, thus realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, thus reduces technical risk and the cost risk of network.
Wherein in an embodiment, following formula determination preset value can also be adopted;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
In this way, under the prerequisite knowing clock server bandwidth, the quantity of each time period acceptable time service synchronization request can be determined, thus reduces technical risk and the cost risk of network.
Wherein in an embodiment, when femto cell receive continuously preset times forbid link order time, send time service synchronization request and Base transceiver Station Identity Code to clock server after the Preset Time of interval second, described second Preset Time is greater than described first Preset Time.
When femto cell receives and forbids link order, time service synchronization request and Base transceiver Station Identity Code is sent to clock server after the Preset Time of interval first, link order is forbidden when continuous several times request all receives, then can ask again slightly for a long time at interval, namely the second Preset Time is greater than the first Preset Time, thus avoids the wasting of resources asking continuously to cause.
Based on the synchronous method of above-mentioned femto cell and clock server, the present invention also provides the synchro system of a kind of femto cell and clock server, as shown in Figure 4, for the structural representation of the synchro system embodiment of femto cell of the present invention and clock server, comprise clock server 410, be located at the synchronizer 420 of femto cell:
Synchronizer sends time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and forbid link order;
When synchronizer receives and allows link order, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives unitcast request, carries out time service operation to described femto cell.
The present embodiment sends time service synchronization request and Base transceiver Station Identity Code by femto cell to clock server, clock server carries out judgement time service synchronization request quantity, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order, femto cell only when receiving permission link order, just sends unitcast request to clock server, and realization is synchronous with clock server.Receive when forbidding link order, time service synchronization request and Base transceiver Station Identity Code could be sent to clock server after needing interval Preset Time, re-start request, thus realize section at one time, only the femto cell incoming clock server of some is allowed to carry out time service synchronous, other femto cell does not then allow access, ensure that the demand of base station synchronization, and under synchronization, bandwidth shared by clock server keeps within the specific limits, thus reduces technical risk and the cost risk of network.
Wherein in an embodiment, following formula determination preset value can also be adopted;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
In this way, under the prerequisite knowing clock server bandwidth, the quantity of each time period acceptable time service synchronization request can be determined, thus reduces technical risk and the cost risk of network.
The synchro system of femto cell of the present invention and clock server and the synchronous method of femto cell of the present invention and clock server are one to one, correlation technique feature in the synchronous method embodiment of above-mentioned femto cell and clock server and technique effect thereof are all applicable to, in the synchro system embodiment of femto cell and clock server, not repeat them here.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (8)
1. clock server is to a method for femto cell time service, it is characterized in that, comprising:
Obtain time service synchronization request and the Base transceiver Station Identity Code of femto cell transmission;
Detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, send to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order, receive the unitcast request that femto cell returns, time service operation is carried out to described femto cell; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order.
2. clock server according to claim 1 is to the method for femto cell time service, it is characterized in that, adopts following formula determination preset value;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
3. a method for femto cell synchronous clock server, is characterized in that, comprising:
Time service synchronization request and the Base transceiver Station Identity Code of this femto cell is sent to clock server;
Receive the time service link order corresponding with the Base transceiver Station Identity Code of this femto cell that described clock server returns; Wherein, described time service link order comprises permission link order and forbids link order, if when the time service synchronization request quantity that in current slot, described clock server receives is less than or equal to preset value, return permission link order; If when the time service synchronization request quantity that in current slot, described clock server receives is greater than preset value, returns and forbid link order;
When time service link order is for permission link order, send unitcast request to clock server, synchronous clock server; When time service link order is for forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server.
4. a synchronous method for femto cell and clock server, is characterized in that, comprising:
Time service synchronization request and Base transceiver Station Identity Code is sent to clock server by femto cell;
Clock server is utilized to receive described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the femto cell that described Base transceiver Station Identity Code is corresponding and forbid link order;
By femto cell receive allow link order time, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval first, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Utilize clock server to receive unitcast request, time service operation is carried out to described femto cell.
5. the synchronous method of femto cell according to claim 4 and clock server, is characterized in that, adopts following formula determination preset value;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
6. the femto cell according to claim 4 or 5 and the synchronous method of clock server, it is characterized in that, when femto cell receive continuously preset times forbid link order time, send time service synchronization request and Base transceiver Station Identity Code to clock server after the Preset Time of interval second, described second Preset Time is greater than described first Preset Time.
7. a synchro system for femto cell and clock server, is characterized in that, comprises clock server, is located at the synchronizer of femto cell:
Synchronizer sends time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives described time service synchronization request and Base transceiver Station Identity Code, detect the time service synchronization request quantity received in current slot, when the time service synchronization request quantity received is less than or equal to preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and allow link order; When the time service synchronization request quantity received is greater than preset value, sends to the synchronizer that described Base transceiver Station Identity Code is corresponding and forbid link order;
When synchronizer receives and allows link order, send unitcast request to clock server, receive when forbidding link order, after the Preset Time of interval, send time service synchronization request and Base transceiver Station Identity Code to clock server;
Clock server receives unitcast request, carries out time service operation to described femto cell.
8. the synchro system of femto cell according to claim 7 and clock server, is characterized in that, clock server adopts following formula determination preset value;
Wherein, N represents preset value, and M represents the bandwidth of clock server, and n represents the number of the clock server timestamp network packet to every platform femto cell transmission per second, L1 represents the shortest word joint number of an Ethernet bag, and L2 represents the byte number of the inter-packet gap between timestamp network packet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707721.6A CN104411011B (en) | 2014-11-28 | 2014-11-28 | Femto cell, clock server time service, synchronous method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707721.6A CN104411011B (en) | 2014-11-28 | 2014-11-28 | Femto cell, clock server time service, synchronous method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104411011A true CN104411011A (en) | 2015-03-11 |
| CN104411011B CN104411011B (en) | 2018-07-03 |
Family
ID=52648593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707721.6A Active CN104411011B (en) | 2014-11-28 | 2014-11-28 | Femto cell, clock server time service, synchronous method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104411011B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105681148A (en) * | 2016-01-05 | 2016-06-15 | 武汉大学 | Network control unit (NCU) for network time synchronization |
| CN112988881A (en) * | 2019-12-13 | 2021-06-18 | Oppo广东移动通信有限公司 | Data synchronization method and device and computer readable storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101729326A (en) * | 2008-10-21 | 2010-06-09 | 中兴通讯股份有限公司 | Automatic configuration server selection method and system, domain name system and home gateway |
| CN102244809A (en) * | 2011-06-22 | 2011-11-16 | 中兴通讯股份有限公司 | Method and device for processing service requests of set top box (Set Top Box) |
| CN102480780A (en) * | 2010-11-26 | 2012-05-30 | 上海贝尔股份有限公司 | Time synchronization method of femto base station route (BSR) and system thereof |
| CN102769906A (en) * | 2012-05-29 | 2012-11-07 | 中兴通讯股份有限公司 | Home enhanced node B synchronization method and home enhanced node B |
| CN102892179A (en) * | 2011-07-22 | 2013-01-23 | 中兴通讯股份有限公司 | Load control method and device for radio access network |
| US20130114512A1 (en) * | 2010-08-09 | 2013-05-09 | Sumitomo Electric Industries, Ltd. | Base station device, inter-base-station synchronization method, data structure of synchronization information, and data structure of synchronization request |
-
2014
- 2014-11-28 CN CN201410707721.6A patent/CN104411011B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101729326A (en) * | 2008-10-21 | 2010-06-09 | 中兴通讯股份有限公司 | Automatic configuration server selection method and system, domain name system and home gateway |
| US20130114512A1 (en) * | 2010-08-09 | 2013-05-09 | Sumitomo Electric Industries, Ltd. | Base station device, inter-base-station synchronization method, data structure of synchronization information, and data structure of synchronization request |
| CN102480780A (en) * | 2010-11-26 | 2012-05-30 | 上海贝尔股份有限公司 | Time synchronization method of femto base station route (BSR) and system thereof |
| CN102244809A (en) * | 2011-06-22 | 2011-11-16 | 中兴通讯股份有限公司 | Method and device for processing service requests of set top box (Set Top Box) |
| CN102892179A (en) * | 2011-07-22 | 2013-01-23 | 中兴通讯股份有限公司 | Load control method and device for radio access network |
| CN102769906A (en) * | 2012-05-29 | 2012-11-07 | 中兴通讯股份有限公司 | Home enhanced node B synchronization method and home enhanced node B |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105681148A (en) * | 2016-01-05 | 2016-06-15 | 武汉大学 | Network control unit (NCU) for network time synchronization |
| CN112988881A (en) * | 2019-12-13 | 2021-06-18 | Oppo广东移动通信有限公司 | Data synchronization method and device and computer readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104411011B (en) | 2018-07-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102291845B (en) | Accidental access method and system | |
| KR101203495B1 (en) | Coordinated beacon period bp merging for distributed wireless networks | |
| CN102651908B (en) | Method and equipment for transmitting data | |
| EP2997393B1 (en) | Access point-assisted positioning framework | |
| CN104159306B (en) | A kind of method, equipment and system for controlling interface-free resources | |
| TW200904070A (en) | Removal of ambiguities in forming new piconet controller (PNC) when the current PNC is suddenly unavailable | |
| CN105635017B (en) | A kind of transmission method and equipment of targeting signal | |
| JP2016530746A (en) | Method and apparatus for controlling network capacity | |
| CN109118076A (en) | Parking stall dispatching method, device, equipment and storage medium | |
| CN105553540A (en) | Satellite and ground data processing method and device | |
| CN109391968A (en) | Communication means and communication device | |
| CN103906055A (en) | Service data distribution method and service data distribution system | |
| CN102469529B (en) | Resource allocation method and multi-mode controller | |
| CN103338158A (en) | GOOSE message transmission delay jitter suppression method | |
| CN104411011A (en) | Method for time service of IPCLK to femto as well as synchronization method and system of IPCLK and femto | |
| CN104394586A (en) | Synchronization method and system of miniature base station and clock server | |
| CN104486187B (en) | A kind of CAN communication device and method of dynamic synchronization | |
| CN105682199A (en) | Wireless synchronization method and system | |
| CN103095365B (en) | A kind of method of backward channel signal transmission, terminal, base station and system | |
| CN105516884B (en) | A kind of MTC service processing method and processing device | |
| CN111132223B (en) | Data packet transmission method and communication equipment | |
| CN112911507B (en) | Network access method and device for intelligent equipment and intelligent equipment | |
| CN106068614A (en) | The system and method for the frequency hopping in wireless communication system | |
| WO2018082053A1 (en) | Resource configuration method, and terminal device and base station | |
| US10341925B2 (en) | Providing communication services of a mobile communication network to a plurality of telecommunication devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |