CN101594214A - Transfer of data collocation method, equipment and system - Google Patents
Transfer of data collocation method, equipment and system Download PDFInfo
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- CN101594214A CN101594214A CNA2008100675514A CN200810067551A CN101594214A CN 101594214 A CN101594214 A CN 101594214A CN A2008100675514 A CNA2008100675514 A CN A2008100675514A CN 200810067551 A CN200810067551 A CN 200810067551A CN 101594214 A CN101594214 A CN 101594214A
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Abstract
The invention discloses transfer of data collocation method, equipment and system, by UE and Target cell network equipment before UE switches to Target cell, finish UE HARQ up link maximum transmission times configuration and obtain, thereby after guaranteeing that UE switches to Target cell, can be synchronous with the HARQ up link maximum transmission times of Target cell, and carry out transmitting uplink data immediately.
Description
Technical field
The present invention relates to moving communicating field, particularly relate to transfer of data collocation method, equipment and system.
Background technology
Long Term Evolution (LTE, Long Term Evolution) HARQ (the HybridAutomatic Retransmission Request in the system, hybrid automatic retransmission) mechanism is used to reduce error rate of system, thereby guarantees service quality balance with data transmission delay.According to HARQ mechanism, transmitting terminal will resend data when receiving non-acknowledge message (as NACK), and until receiving the confirmation message (as ACK), perhaps number of retransmissions reaches the HARQ maximum transmission times.In the uplink process of LTE system, (User Equipment UE) is transmitting terminal to subscriber equipment, and (eNodeB eNB) is receiving terminal to evolution base station.
In realizing process of the present invention, the inventor finds:
In the prior LTE system, HARQ up link maximum transmission times and the HARQ up link maximum transmission times in the UE Target cell that be about to switch to of UE in former Serving cell may be inconsistent, thereby the UE that causes switching seizes the uplink retransmission data of other UE, and then the generation transmission collision, disturb the proper communication of other UE.
Summary of the invention
The embodiment of the invention provides transfer of data collocation method, equipment and system, can solve by the inconsistent transfer of data collision problem that causes of the HARQ up link maximum transmission times of UE and Target cell.
The embodiment of the invention provides a kind of transfer of data collocation method, comprising:
Obtain user equipment (UE) at the hybrid automatic retransmission HARQ of former sub-district up link maximum transmission times M1;
Described M1 is configured to described UE at the HARQ of Target cell up link maximum transmission times.
The embodiment of the invention also provides a kind of transfer of data collocation method, comprising:
For user equipment (UE) disposes described UE at the hybrid automatic retransmission HARQ of Target cell up link maximum transmission times M3;
Described M3 is offered described UE.
The embodiment of the invention also provides a kind of transfer of data collocation method, comprising:
User equipment (UE) obtains the hybrid automatic retransmission HARQ up link maximum transmission times M4 of the network equipment configuration of Target cell;
Described UE switches to described Target cell;
Described UE adopts described M4 to carry out uplink data transmission.
The embodiment of the invention also provides a kind of network equipment, comprising:
Acquiring unit is used to obtain the hybrid automatic retransmission HARQ up link maximum transmission times N1 that user equipment (UE) adopts in former sub-district; And
Dispensing unit is used for described N1 is configured to UE at the HARQ of Target cell up link maximum transmission times.
The embodiment of the invention also provides a kind of network equipment, comprising:
Dispensing unit is used to user equipment (UE) configuration hybrid automatic retransmission HARQ up link maximum transmission times N3, and described N3 is offered transmitting element; And
Transmitting element is used to send the HARQ up link maximum transmission times that described dispensing unit provides.
The embodiment of the invention also provides a kind of subscriber equipment, comprising:
Acquiring unit is used to obtain hybrid automatic retransmission HARQ up link maximum transmission times N5; And
Transmission unit is used for carrying out uplink data transmission according to described N5.
The embodiment of the invention also provides a kind of communication system, comprising:
The Target cell network equipment is used for the configure user equipment UE at the HARQ of described Target cell up link maximum transmission times P1;
Described UE is used to receive the HARQ up link maximum transmission times P1 of described Target cell network equipment for its configuration, and adopts described HARQ up link maximum transmission times P1 to carry out transmitting uplink data; And
Former subzone network side apparatus, being used for described Target cell network equipment is that the HARQ up link maximum transmission times P1 that UE disposes is transmitted to UE.
In the embodiment of the invention, UE and Target cell network equipment are before UE switches to Target cell, finish UE HARQ up link maximum transmission times configuration and obtain, thereby after guaranteeing that UE switches to Target cell, can be synchronous with the HARQ up link maximum transmission times of Target cell, and carry out transmitting uplink data immediately.
Description of drawings
Fig. 1 is the schematic flow sheet of the embodiment of the invention one;
Fig. 2 is the schematic flow sheet of the embodiment of the invention two;
Fig. 3 is the network equipment schematic diagram of the embodiment of the invention three;
Fig. 4 is the network equipment schematic diagram of the embodiment of the invention four;
Fig. 5 is the subscriber equipment schematic diagram of the embodiment of the invention five.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
As shown in Figure 1, be the schematic flow sheet of the embodiment of the invention one, wherein, Source eNB (SourceeNodeB, source base station) is the Serving cell network equipment at UE place, the Target cell network equipment that Target eNB (TargeteNodeB, target BS) will switch to for UE.In the present embodiment, source base station is UE configuration HARQ up link maximum transmission times M1, for example by RRC (Radio Resource Control, unlimited resources control) signaling is configured, this UE adopts this M1 to carry out uplink data transmission when the Serving cell (hereinafter to be referred as former sub-district) at source base station place.
Present embodiment is further comprising the steps of:
S101:UE sends measurement report to source base station.
S102: source base station sends handoff request message to target BS, and this message comprises the HARQ up link maximum transmission times M1 that source base station is the UE configuration.
S103: target BS is known M1 from the handoff request message that receives, and M1 is configured to UE at the HARQ of Target cell up link maximum transmission times, and sends switching response message to source base station.
S104: after source base station receives the switching response message of target BS, send switching command message, this message is used to notify UE to switch to the Target cell at target BS place.
S105:UE switches to Target cell according to the switching command message that receives.UE, still adopts M1 to carry out uplink data transmission and needn't reconfigure to Target cell at successful switch.
In the present embodiment, target BS is before UE switches to Target cell, know that this UE is at the HARQ of former sub-district up link maximum transmission times, and be configured as this UE at the HARQ of Target cell up link maximum transmission times, thereby after guaranteeing that UE switches to Target cell, can be synchronous, and carry out transmitting uplink data immediately with the HARQ up link maximum transmission times of Target cell, and problem with the transmission collision of other UE can not take place.
As shown in Figure 2, be the schematic flow sheet of the embodiment of the invention two.In the present embodiment, source base station is UE configuration HARQ up link maximum transmission times M1, for example is configured by the RRC signaling, and this UE adopts this M1 to carry out uplink data transmission when the Serving cell (hereinafter to be referred as former sub-district) at source base station place.Present embodiment is further comprising the steps of:
S201:UE sends measurement report to source base station.
S202: source base station sends handoff request message to target BS, and optionally, it is UE configuration HARQ up link maximum transmission times M1 that this message can comprise source base station.
S203: after target BS received handoff request message, for UE configuration HARQ up link maximum transmission times M2, if do not comprise M1 in the above-mentioned handoff request message, then the target BS switching response message that will comprise M2 sent to source base station; If comprise M1 in the above-mentioned handoff request message, relatively M2 and M1 of target BS then, when M2 and M1 not simultaneously, the target BS transmission comprises the switching response message of M2 to source base station, when M2 was identical with M1, the switching response message that target BS sends to source base station can not comprise M2.
S204: after source base station receives the switching response message of target BS, send switching command message, this message is used to notify UE to switch to the Target cell at target BS place.If above-mentioned switching response message comprises M2, then above-mentioned switching command message comprises M2.
S205:UE switches to Target cell according to the switching command message that receives.If this switching command message comprises HARQ up link maximum transmission times M2, then UE is configured to M2 with its HARQ up link maximum transmission times in Target cell, to Target cell, adopts this M2 to carry out uplink data transmission at successful switch.
In the present embodiment, UE can be before switching to Target cell, obtain the HARQ up link maximum transmission times that it should adopt by existing switching message in Target cell, thereby after guaranteeing that UE switches to Target cell, can be synchronous with the HARQ up link maximum transmission times of Target cell, and carry out transmitting uplink data immediately, and the problem with the transmission collision of other UE can not take place.
Further, in the S205 of the foregoing description two, UE can not preserve its HARQ up link maximum transmission times M1 in former sub-district, then when UE switches to the Target cell failure, UE can attempt switching to other sub-districts, and the method that the application various embodiments of the present invention provide realizes with the HARQ up link maximum transmission times of new target cell synchronous; UE also can switch go back to former sub-district, and finishes reconfiguring of HARQ up link maximum transmission times before carrying out uplink data transmission.
Preferably, in the S205 of the foregoing description two, UE can preserve its up link maximum transmission times M1 in former sub-district, when then UE switches to the Target cell failure, UE can switch go back to former sub-district, and continue to adopt M1 as its in former sub-district the up link maximum transmission times and needn't reconfigure, thereby can realize rapidly HARQ up link maximum transmission times synchronously.
It will be appreciated by those skilled in the art that the method that the embodiment of the invention provides is applicable to the scene of switching between the system of any HARQ of existence up link maximum transmission times characteristic.
As shown in Figure 3, be a kind of network equipment that the embodiment of the invention three provides, this equipment comprises with lower unit:
Acquiring unit is used to obtain the HARQ up link maximum transmission times N1 that UE adopts in former sub-district;
Dispensing unit is used for the N1 that acquiring unit obtains is configured to UE at the HARQ of Target cell up link maximum transmission times.
Further, dispensing unit also is used to UE configuration HARQ up link maximum transmission times N2, if N2 is different with N1, the N1 that acquiring unit is obtained is configured to the HARQ up link maximum transmission times of UE.
Further, dispensing unit also is used for when N2 is identical with N1, triggers transmitting element and sends N2.
As shown in Figure 4, be a kind of network equipment that the embodiment of the invention four provides, this equipment comprises with lower unit:
Dispensing unit is used to UE configuration HARQ up link maximum transmission times N1, and N1 is offered transmitting element;
Transmitting element is used to send the HARQ up link maximum transmission times that dispensing unit provides.
Further, this equipment also comprises:
Receiving element is used to receive handoff request message, and triggers dispensing unit; After then dispensing unit is triggered, be UE configuration HARQ up link maximum transmission times N1, and N1 is offered transmitting element.
As shown in Figure 5, be a kind of subscriber equipment that the embodiment of the invention five provides, this equipment comprises with lower unit:
Acquiring unit is used to obtain HARQ up link maximum transmission times N2;
Transmission unit is used for carrying out uplink data transmission according to N1.
Further, this equipment also comprises:
Preserve the unit, be used to preserve the HARQ up link maximum transmission times N1 that the acquiring unit last time obtains.The embodiment of the invention six provides a kind of communication system, comprises subscriber equipment, former subzone network side apparatus, and the Target cell network equipment, wherein:
The Target cell network equipment is used for configuration UE at the HARQ of this Target cell up link maximum transmission times P1;
User equipment (UE) is used for the HARQ up link maximum transmission times P1 of receiving target subzone network side apparatus for its configuration, and adopts this HARQ up link maximum transmission times P1 to carry out transmitting uplink data;
It is that the HARQ up link maximum transmission times P1 that UE disposes is transmitted to UE that former subzone network side apparatus is used for the Target cell network equipment.
Further, former subzone network side apparatus can also be used for its HARQ up link maximum transmission times P2 for the UE configuration is offered the Target cell network equipment, and then the Target cell network equipment is used for this P2 is configured to UE at the HARQ of Target cell up link maximum transmission times.
In the embodiment of the invention, UE and Target cell network equipment are before UE switches to Target cell, finish UE HARQ up link maximum transmission times configuration and obtain, thereby after guaranteeing that UE switches to Target cell, can be synchronous with the HARQ up link maximum transmission times of Target cell, and carry out transmitting uplink data immediately.It below only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (19)
1, a kind of transfer of data collocation method is characterized in that, comprising:
Obtain user equipment (UE) at the hybrid automatic retransmission HARQ of former sub-district up link maximum transmission times M1;
Described M1 is configured to described UE at the HARQ of Target cell up link maximum transmission times.
2, method according to claim 1 is characterized in that, described described M1 is configured to described UE before the HARQ of Target cell up link maximum transmission times, further comprises:
For described UE disposes described UE at the HARQ of Target cell up link maximum transmission times M2;
If described M2 is different with described M1, carries out described M1 is configured to described UE at the HARQ of Target cell up link maximum transmission times.
3, method according to claim 2 is characterized in that,
If described M2 is identical with described M1, the network equipment by described former sub-district offers described UE with described M2.
4, according to each described method of claim 1 to 3, it is characterized in that, also comprise:
Described UE is provided by the network equipment of described former sub-district at the HARQ of former sub-district maximum transmission times M1.
5, a kind of transfer of data collocation method is characterized in that, comprising:
For user equipment (UE) disposes described UE at the hybrid automatic retransmission HARQ of Target cell up link maximum transmission times M3;
Described M3 is offered described UE.
6, method according to claim 5 is characterized in that, and is described for UE disposed described UE before the HARQ of Target cell up link maximum transmission times M3, further comprises:
Receive the handoff request message of the network equipment transmission of former sub-district, described UE place.
7, method according to claim 5 is characterized in that, describedly described M3 is offered described UE comprises:
Network equipment by former sub-district, described UE place offers described UE with described M3.
8, a kind of transfer of data collocation method is characterized in that, comprising:
User equipment (UE) obtains the hybrid automatic retransmission HARQ up link maximum transmission times M4 of the network equipment configuration of Target cell;
Described UE switches to described Target cell;
Described UE adopts described M4 to carry out uplink data transmission.
9, method according to claim 8 is characterized in that, described UE obtains before the HARQ up link maximum transmission times M4 of network equipment configuration of Target cell, also comprises:
The former subzone network side apparatus at described UE place sends the message of carrying described M4 to described UE.
10, method according to claim 8 is characterized in that, described UE switches to before the described Target cell, also comprises:
Described UE preserves the HARQ up link maximum transmission times M5 that described former sub-district is described UE configuration.
11, method according to claim 10 is characterized in that, also comprises:
Described UE switches to described Target cell failure, and then described UE switches go back to described former sub-district;
Described UE adopts described M5 to carry out uplink data transmission.
12, a kind of network equipment is characterized in that, comprising:
Acquiring unit is used to obtain the hybrid automatic retransmission HARQ up link maximum transmission times N1 that user equipment (UE) adopts in former sub-district; And
Dispensing unit is used for described N1 is configured to UE at the HARQ of Target cell up link maximum transmission times.
13, network equipment according to claim 12 is characterized in that,
Dispensing unit also is used to described UE configuration HARQ up link maximum transmission times N2;
If described N2 is different with described N1, the N1 that described acquiring unit is obtained is configured to the HARQ up link maximum transmission times of UE.
14, a kind of network equipment is characterized in that,
Dispensing unit is used to user equipment (UE) configuration hybrid automatic retransmission HARQ up link maximum transmission times N3, and described N3 is offered transmitting element; And
Transmitting element is used to send the HARQ up link maximum transmission times that described dispensing unit provides.
15, network equipment according to claim 14 is characterized in that,
Receiving element is used to receive handoff request message, and triggers described dispensing unit;
Then dispensing unit is used for after the triggering of receiving described receiving element, is described UE configuration HARQ up link maximum transmission times N4, and described N4 is offered transmitting element.
16, a kind of subscriber equipment is characterized in that,
Acquiring unit is used to obtain hybrid automatic retransmission HARQ up link maximum transmission times N5; And
Transmission unit is used for carrying out uplink data transmission according to described N5.
17, subscriber equipment according to claim 16 is characterized in that, also comprises:
Preserve the unit, be used to preserve the HARQ up link maximum transmission times N6 that the described acquiring unit last time obtains.
18, a kind of communication system is characterized in that, comprising:
The Target cell network equipment is used for the configure user equipment UE at the HARQ of described Target cell up link maximum transmission times P1;
Described UE is used to receive the HARQ up link maximum transmission times P1 of described Target cell network equipment for its configuration, and adopts described HARQ up link maximum transmission times P1 to carry out transmitting uplink data; And
Former subzone network side apparatus, being used for described Target cell network equipment is that the HARQ up link maximum transmission times P1 that UE disposes is transmitted to UE.
19, communication system according to claim 18 is characterized in that,
Described former subzone network side apparatus also is used for its HARQ up link maximum transmission times P2 for described UE configuration is offered described Target cell network equipment;
Described Target cell network equipment also is used for described P2 is configured to described UE at the HARQ of Target cell up link maximum transmission times.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100675514A CN101594214A (en) | 2008-05-30 | 2008-05-30 | Transfer of data collocation method, equipment and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008100675514A CN101594214A (en) | 2008-05-30 | 2008-05-30 | Transfer of data collocation method, equipment and system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106209327A (en) * | 2011-03-13 | 2016-12-07 | Lg电子株式会社 | For sending/receive method and the device thereof of signal |
| US9775076B2 (en) | 2012-09-29 | 2017-09-26 | Huawei Technologies Co., Ltd. | Method and related apparatus for resetting high speed medium access control entity |
| WO2018119816A1 (en) * | 2016-12-29 | 2018-07-05 | 华为技术有限公司 | Cell switching method and device |
| CN109565376A (en) * | 2016-08-19 | 2019-04-02 | 株式会社Ntt都科摩 | Notice and method, user equipment and the base station for determining uplink data repeat pattern |
| WO2023125470A1 (en) * | 2021-12-27 | 2023-07-06 | FG Innovation Company Limited | User equipment, base station, and method for hybrid automatic repeat request (harq) control |
-
2008
- 2008-05-30 CN CNA2008100675514A patent/CN101594214A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106209327A (en) * | 2011-03-13 | 2016-12-07 | Lg电子株式会社 | For sending/receive method and the device thereof of signal |
| CN106209327B (en) * | 2011-03-13 | 2019-09-10 | Lg电子株式会社 | For sending/receiving the method and device thereof of signal |
| US9775076B2 (en) | 2012-09-29 | 2017-09-26 | Huawei Technologies Co., Ltd. | Method and related apparatus for resetting high speed medium access control entity |
| CN109565376A (en) * | 2016-08-19 | 2019-04-02 | 株式会社Ntt都科摩 | Notice and method, user equipment and the base station for determining uplink data repeat pattern |
| CN109565376B (en) * | 2016-08-19 | 2022-02-18 | 株式会社Ntt都科摩 | Method for notifying and determining uplink data repetition mode, user equipment and base station |
| WO2018119816A1 (en) * | 2016-12-29 | 2018-07-05 | 华为技术有限公司 | Cell switching method and device |
| CN109155953A (en) * | 2016-12-29 | 2019-01-04 | 华为技术有限公司 | Cell switching method and device |
| WO2023125470A1 (en) * | 2021-12-27 | 2023-07-06 | FG Innovation Company Limited | User equipment, base station, and method for hybrid automatic repeat request (harq) control |
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Application publication date: 20091202 |