Embodiment
Embodiment of the invention network side sends uplink cycle displacement frequency hopping configuration information to subscriber equipment, is used to indicate subscriber equipment to be defined as the uplink cycle displacement frequency hopping of its configuration according to uplink cycle displacement frequency hopping configuration information.The frequency hopping configuration sends to UE owing to uplink cycle can be shifted, thereby can be UE collocating uplink cyclic shift frequency hopping.
In the enforcement, the subscriber equipment in the embodiment of the invention can be to carry out the multiplexing subscriber equipment of MU-MIMO, also can be other subscriber equipmenies that need carry out the configuration of uplink cycle displacement frequency hopping separately.
Below in conjunction with Figure of description the embodiment of the invention is described in further detail.
In the declarative procedure below, implement to describe from the cooperation of network side and user equipment side earlier, describe from the enforcement of network side and user equipment side respectively at last, but this does not also mean that the two must cooperate enforcement, in fact, separate when implementing, also solved respectively in network side, the existing problem of user equipment side when network side and user equipment side, when just the two is used in combination, can obtain better technique effect.
As shown in Figure 1, the embodiment of the invention determines that the system of uplink cycle displacement frequency hopping comprises: network equipment 10 and subscriber equipment 20.
Network equipment 10 is used for determining the uplink cycle displacement frequency hopping configuration information of subscriber equipment sending uplink cycle displacement frequency hopping configuration informations to subscriber equipment 20.
Subscriber equipment 20 is used for determining the uplink cycle displacement frequency hopping of network equipment 10 for user device configuration according to the uplink cycle displacement frequency hopping indication information of receiving from network equipment 20.
Preferable, uplink cycle displacement frequency hopping configuration information comprises at least a in the following message:
Whether use uplink cycle displacement frequency hopping pattern;
Whether use timeslot-level uplink cycle displacement frequency hopping pattern;
Whether use the uplink cycle displacement frequency hopping pattern of sub-frame level.
If use timeslot-level uplink cycle displacement frequency hopping pattern, then the cyclic shift between two time slots need be carried out frequency hopping in subframe.
If use the uplink cycle displacement frequency hopping pattern of sub-frame level, then the cyclic shift of interior two time slots of subframe is not carried out frequency hopping, use identical cyclic shift, but the cyclic shift between subframe need be carried out frequency hopping.
Preferable, network equipment 10 sends uplink cycle displacement frequency hopping configuration information by high-level signaling and/or PDCCH (Physical DownlinkControl Channel, Physical Downlink Control Channel) signaling.
Wherein, high-level signaling and/or PDCCH signaling send the three kinds of situations that comprise:
1, only sends by high-level signaling; 2, only send by the PDCCH signaling; 3, send by high-level signaling and PDCCH signaling.
Concrete, network equipment 10 passes through independently high-level signaling indication subscriber equipment 20 uplink cycle displacement frequency hopping configuration information; Accordingly, subscriber equipment 20 passes through independently high-level signaling reception uplink cycle displacement frequency hopping configuration information;
Or network equipment 10 passes through independently PDCCH signaling indication subscriber equipment 20 uplink cycle displacement frequency hopping configuration information; Accordingly, subscriber equipment 20 passes through independently PDCCH signaling reception uplink cycle displacement frequency hopping configuration information breath;
Or, recessive indication subscriber equipment 20 uplink cycle displacement frequency hopping configuration information when network equipment 10 is shifted the frequency hopping configuration information by PDCCH signaling indication subscriber equipment 20 non-uplink cycle; The recessive uplink cycle displacement frequency hopping configuration information that receives when accordingly, subscriber equipment 20 is by the non-uplink cycle displacement of PDCCH signaling indication subscriber equipment frequency hopping configuration information;
Or network equipment 10 is by high-level signaling and PDCCH signaling indication subscriber equipment 20 uplink cycle displacement frequency hopping configuration information; Accordingly, subscriber equipment 20 receives uplink cycle displacement frequency hopping configuration information by high-level signaling and PDCCH signaling.
Concrete signaling can be the exclusive signaling in sub-district, also can be the exclusive signaling of UE.
Describe respectively below.
Mode one, only send by high-level signaling.
Such as, network equipment 10 is by the configuration of its cyclic shift frequency hopping of high-level signaling indication UE.
Concrete, whether network equipment 10 can use the cyclic shift frequency hopping by the high-level signaling indication UE of 1 bit, and instruction content is referring to table 1.
Indication bit |
Instruction content |
0 |
Use the cyclic shift frequency hopping |
1 |
Do not use the cyclic shift frequency hopping |
Table 1
If network equipment 10 configure user equipment 20 use the cyclic shift frequency hopping, then " 0 " can be sent to subscriber equipment 20;
Accordingly, subscriber equipment 20 just knows after receiving " 0 " and need to use the cyclic shift frequency hopping, and the concrete cyclic shift frequency hopping of using can identical with the mode in the present system, promptly timeslot-level cyclic shift frequency hopping; Can certainly use the cyclic shift frequency hopping of sub-frame level.
Only notifying use cyclic shift frequency hopping, specifically use sub-frame level or timeslot-level, can in agreement, arrange in advance or indicate with other signalings.
Need to prove that the content of embodiment of the invention table 4 and table 5 just illustrates, instruction content is not limited to the content of table 1, and other can indicate the mode of the configuration of its cyclic shift frequency hopping of UE all to be suitable for the embodiment of the invention by high-level signaling.
Mode two, only send by the PDCCH signaling.
Such as, network equipment 10 is by the independently configuration of PDCCH signaling indication subscriber equipment 20 its cyclic shift frequency hoppings;
Concrete, whether network equipment 10 uses the cyclic shift frequency hopping by the PDCCH signaling indication subscriber equipment 20 of 2 bits, and the type of employed cyclic shift frequency hopping, and instruction content is referring to table 2.
Indication bit |
Instruction content |
00 |
Use timeslot-level cyclic shift frequency hopping pattern; |
01 |
Use the cyclic shift frequency hopping pattern of sub-frame level; |
10 |
Do not use the cyclic shift frequency hopping; |
11 |
Keep |
Table 2
If network equipment 10 configure user equipment 20 use the cyclic shift frequency hopping, and use timeslot-level cyclic shift frequency hopping pattern, then " 01 " can be sent to subscriber equipment 20;
Accordingly, subscriber equipment 20 is just known after receiving " 01 " needs to use the cyclic shift frequency hopping, and uses the cyclic shift frequency hopping pattern of sub-frame level.
Such as: the configuration of recessive simultaneously its cyclic shift frequency hopping of indication when network equipment 10 is indicated subscriber equipment 20 other parameter configuration by the PDCCH signaling; Subscriber equipment 20 obtains the configuration of its cyclic shift frequency hopping according to the configuration of other parameters.
Concrete, indicate the configuration of its cyclic shift frequency hopping during the configuration of network equipment 10 by PDCCH signaling indication subscriber equipment 20 its cyclic shifts of 3 bits simultaneously.Indicate it to use timeslot-level cyclic shift frequency hopping such as some state wherein, some state indicates it not use the cyclic shift frequency hopping, perhaps adopts the cyclic shift frequency hopping pattern of sub-frame level.The configuration of indication subscriber equipment 20 its cyclic shifts can be referring to table 3; Indicate the configuration of its cyclic shift frequency hopping can be during the configuration of indication subscriber equipment 20 its cyclic shifts simultaneously referring to table 4 and table 5.
Table 3
Table 4
Table 5
Suppose to adopt table 4, if network equipment 10 according to the configuration of cyclic shift and the configuration of cyclic shift frequency hopping, is determined " 111 " are sent to subscriber equipment 20 from table 4;
Accordingly, subscriber equipment 20 just knows according to table 4 what the configuration of cyclic shift and the configuration of cyclic shift frequency hopping be respectively after receiving 111.
Need to prove, the content of embodiment of the invention table 2, table 4 and table 5 just illustrates, instruction content is not limited to the content of table 2, table 4 and table 5, and other can indicate the mode of the configuration of subscriber equipment 20 its cyclic shift frequency hoppings all to be suitable for the embodiment of the invention by high-level signaling.
Indicate subscriber equipment 20 whether to use the mode of cyclic shift frequency hopping similar by the high-level signaling of 1 bit in the mode whether the PDCCH signaling indication subscriber equipment 20 of network equipment 10 by 1 bit uses the cyclic shift frequency hopping and the mode one, do not repeat them here.
Indicate subscriber equipment 20 whether to use the mode of cyclic shift frequency hopping similar by the PDCCH signaling of many bits in the mode whether the high-level signaling indication subscriber equipment 20 of network equipment 10 by many bits uses the cyclic shift frequency hopping and the mode two, do not repeat them here.
Mode three, send by high-level signaling and PDCCH signaling.
Network equipment 10 is in conjunction with the configuration of high-level signaling and PDCCH signaling indication subscriber equipment 20 its cyclic shift frequency hoppings.
Whether it uses the cyclic shift frequency hopping by high-level signaling indication subscriber equipment 20 such as: network equipment 10, if use the cyclic shift frequency hopping then type (timeslot-level or sub-frame level cyclic shift frequency hopping pattern) by PDCCH signaling indication subscriber equipment 20 its cyclic shift frequency hopping patterns.
Such as: network equipment 10 is by the type (timeslot-level or sub-frame level cyclic shift frequency hopping pattern) of quasi-static indication subscriber equipment 20 its cyclic shift frequency hopping patterns of high-level signaling, indicate it whether to use the cyclic shift frequency hopping by the PDCCH signaling again, if can use, then carry out the cyclic shift frequency hopping according to the high level configuration.
For example: whether network equipment 10 usefulness 1 bit high-level signaling indication subscriber equipment 20 uses the cyclic shift frequency hopping, if used the cyclic shift frequency hopping, then adopts the method in the mode two to indicate its employed cyclic shift frequency hopping pattern.
Wherein, the network equipment of the embodiment of the invention can be base station (such as a macro base station, Home eNodeB etc.), also can be RN (relaying) equipment, can also be other network equipment.
Based on same inventive concept, network equipment, subscriber equipment, the method for collocating uplink cyclic shift frequency hopping and the method for definite uplink cycle displacement frequency hopping also are provided in the embodiment of the invention, because the system similarity of the principle that these equipment and method are dealt with problems and definite uplink cycle displacement frequency hopping, therefore the enforcement of these equipment and method can repeat part and repeat no more referring to the enforcement of system.
As shown in Figure 2, the network equipment of the embodiment of the invention comprises: information determination module 100 and sending module 110.
Information determination module 100 is used for determining the uplink cycle displacement frequency hopping configuration information of subscriber equipment.
Sending module 110 is used for sending the uplink cycle displacement frequency hopping configuration information that information determination module 100 is determined to subscriber equipment.
Preferable, sending module 110 sends uplink cycle displacement frequency hopping configuration information by high-level signaling and/or PDCCH signaling.
Concrete, sending module 110 passes through independently high-level signaling indication subscriber equipment uplink cycle displacement frequency hopping configuration information; Or, by the indication of PDCCH signaling independently subscriber equipment uplink cycle displacement frequency hopping configuration information; Or, recessive indication subscriber equipment uplink cycle displacement frequency hopping configuration information during by the non-uplink cycle displacement of PDCCH signaling indication subscriber equipment frequency hopping configuration information; Or, by high-level signaling and PDCCH signaling indication subscriber equipment uplink cycle displacement frequency hopping configuration information.
Preferable, uplink cycle displacement frequency hopping configuration information comprises at least a in the following message:
Whether use uplink cycle displacement frequency hopping pattern;
Whether use timeslot-level uplink cycle displacement frequency hopping pattern;
Whether use the uplink cycle displacement frequency hopping pattern of sub-frame level.
As shown in Figure 3, the subscriber equipment of the embodiment of the invention comprises: receiver module 200 and configuration determination module 210.
Receiver module 200 is used to receive uplink cycle displacement frequency hopping indication information, and wherein uplink cycle displacement frequency hopping indication information is that network side is a user device configuration.
Configuration determination module 210, the uplink cycle that is used for receiving according to receiver module 200 displacement frequency hopping indication information determines that network side is the uplink cycle displacement frequency hopping of user device configuration.
Preferable, receiver module 200 receives uplink cycle displacement frequency hopping configuration information by high-level signaling and/or PDCCH signaling.
Preferable, receiver module 200 passes through independently high-level signaling reception uplink cycle displacement frequency hopping configuration information; Or, receive uplink cycle displacement frequency hopping configuration information breath by PDCCH signaling independently; Or, the recessive uplink cycle displacement frequency hopping configuration information that receives during by the non-uplink cycle displacement of PDCCH signaling indication subscriber equipment frequency hopping configuration information; Or, receive uplink cycle displacement frequency hopping configuration information by high-level signaling and PDCCH signaling.
Preferable, uplink cycle displacement frequency hopping configuration information comprises at least a in the following message:
Whether use uplink cycle displacement frequency hopping pattern;
Whether use timeslot-level uplink cycle displacement frequency hopping pattern;
Whether use the uplink cycle displacement frequency hopping pattern of sub-frame level.
As shown in Figure 4, the method for embodiment of the invention collocating uplink cyclic shift frequency hopping comprises the following steps:
Step 401, network side are determined the uplink cycle displacement frequency hopping configuration information of subscriber equipment.
Step 402, network side send uplink cycle displacement frequency hopping configuration information to subscriber equipment.
Preferable, uplink cycle displacement frequency hopping configuration information comprises at least a in the following message:
Whether use uplink cycle displacement frequency hopping pattern;
Whether use timeslot-level uplink cycle displacement frequency hopping pattern;
Whether use the uplink cycle displacement frequency hopping pattern of sub-frame level.
Preferable, in the step 402, network equipment sends uplink cycle displacement frequency hopping configuration information by high-level signaling and/or PDCCH signaling.
Wherein, high-level signaling and/or PDCCH signaling send the three kinds of situations that comprise:
1, only sends by high-level signaling; 2, only send by the PDCCH signaling; 3, send by high-level signaling and PDCCH signaling.
Concrete, network side passes through independently high-level signaling indication subscriber equipment uplink cycle displacement frequency hopping configuration information;
Or network side passes through independently PDCCH signaling indication subscriber equipment uplink cycle displacement frequency hopping configuration information;
Or, recessive indication subscriber equipment uplink cycle displacement frequency hopping configuration information when network side is shifted the frequency hopping configuration information by the non-uplink cycle of PDCCH signaling indication subscriber equipment;
Or network side is by high-level signaling and PDCCH signaling indication subscriber equipment uplink cycle displacement frequency hopping configuration information.
Concrete signaling can be the exclusive signaling in sub-district, also can be the exclusive signaling of UE.
Describe respectively below.
Mode one, only send by high-level signaling.
Such as, network equipment is by the configuration of its cyclic shift frequency hopping of high-level signaling indication UE.
Concrete, whether network equipment can use the cyclic shift frequency hopping by the high-level signaling indication UE of 1 bit, and instruction content is referring to table 1.
Need to prove that the content of embodiment of the invention table 4 and table 5 just illustrates, instruction content is not limited to the content of table 1, and other can indicate the mode of the configuration of its cyclic shift frequency hopping of UE all to be suitable for the embodiment of the invention by high-level signaling.
Mode two, only send by the PDCCH signaling.
Such as, network equipment is by the independently configuration of its cyclic shift frequency hopping of PDCCH signaling indication subscriber equipment;
Concrete, whether network equipment uses the cyclic shift frequency hopping by the PDCCH signaling indication subscriber equipment of 2 bits, and the type of employed cyclic shift frequency hopping, and instruction content is referring to table 2.
Such as: the configuration of recessive simultaneously its cyclic shift frequency hopping of indication when network equipment is indicated other parameter configuration of subscriber equipment by the PDCCH signaling; Subscriber equipment obtains the configuration of its cyclic shift frequency hopping according to the configuration of other parameters.
Concrete, indicate the configuration of its cyclic shift frequency hopping during the configuration of network equipment by its cyclic shift of PDCCH signaling indication subscriber equipment of 3 bits simultaneously.Indicate it to use timeslot-level cyclic shift frequency hopping such as some state wherein, some state indicates it not use the cyclic shift frequency hopping, perhaps adopts the cyclic shift frequency hopping pattern of sub-frame level.The configuration of its cyclic shift of indication subscriber equipment can be referring to table 3; Indicate the configuration of its cyclic shift frequency hopping can be during the configuration of indication subscriber equipment its cyclic shift simultaneously referring to table 4 and table 5.
Need to prove, the content of embodiment of the invention table 2, table 4 and table 5 just illustrates, instruction content is not limited to the content of table 2, table 4 and table 5, and other can indicate the mode of the configuration of its cyclic shift frequency hopping of subscriber equipment all to be suitable for the embodiment of the invention by high-level signaling.
Indicate subscriber equipment whether to use the mode of cyclic shift frequency hopping similar by the high-level signaling of 1 bit in the mode whether the PDCCH signaling indication subscriber equipment of network equipment by 1 bit uses the cyclic shift frequency hopping and the mode one, do not repeat them here.
Indicate subscriber equipment whether to use the mode of cyclic shift frequency hopping similar by the PDCCH signaling of many bits in the mode whether the high-level signaling indication subscriber equipment of network equipment by many bits uses the cyclic shift frequency hopping and the mode two, do not repeat them here.
Mode three, send by high-level signaling and PDCCH signaling.
Network equipment is in conjunction with the configuration of high-level signaling and its cyclic shift frequency hopping of PDCCH signaling indication subscriber equipment.
Whether it uses the cyclic shift frequency hopping by high-level signaling indication subscriber equipment such as: network equipment, if use the cyclic shift frequency hopping then type (timeslot-level or sub-frame level cyclic shift frequency hopping pattern) by its cyclic shift frequency hopping pattern of PDCCH signaling indication subscriber equipment.
Such as: network equipment is by the type (timeslot-level or sub-frame level cyclic shift frequency hopping pattern) of its cyclic shift frequency hopping pattern of the quasi-static indication subscriber equipment of high-level signaling, indicate it whether to use the cyclic shift frequency hopping by the PDCCH signaling again, if can use, then carry out the cyclic shift frequency hopping according to the high level configuration.
For example: whether network equipment uses the cyclic shift frequency hopping with 1 bit high-level signaling indication subscriber equipment, if used the cyclic shift frequency hopping, then adopts the method in the mode two to indicate its employed cyclic shift frequency hopping pattern.
As shown in Figure 5, the embodiment of the invention determines that the method for uplink cycle displacement frequency hopping comprises the following steps:
Step 501, subscriber equipment receive uplink cycle displacement frequency hopping indication information, and wherein uplink cycle displacement frequency hopping indication information is that network side is a user device configuration.
Step 502, subscriber equipment determine that according to the uplink cycle displacement frequency hopping indication information of receiving network side is the uplink cycle displacement frequency hopping of user device configuration.
Preferable, in the step 501, subscriber equipment receives uplink cycle displacement frequency hopping configuration information by high-level signaling and/or PDCCH signaling.
Preferable, in the step 501, subscriber equipment passes through independently high-level signaling reception uplink cycle displacement frequency hopping configuration information;
Or subscriber equipment passes through independently PDCCH signaling reception uplink cycle displacement frequency hopping configuration information breath;
Or, the recessive uplink cycle displacement frequency hopping configuration information that receives when subscriber equipment is shifted the frequency hopping configuration information by the non-uplink cycle of PDCCH signaling indication subscriber equipment;
Or subscriber equipment receives uplink cycle displacement frequency hopping configuration information by high-level signaling and PDCCH signaling.
Preferable, uplink cycle displacement frequency hopping configuration information comprises at least a in the following message:
Whether use uplink cycle displacement frequency hopping pattern;
Whether use timeslot-level uplink cycle displacement frequency hopping pattern;
Whether use the uplink cycle displacement frequency hopping pattern of sub-frame level.
In force, network side and subscriber equipment need be consistent for the understanding of the concrete implication of transmitted bit.Concrete implication can be stipulated also can be notified by high level in agreement.
Wherein, Fig. 4 and Fig. 5 can synthesize a flow process, form the method for a new definite uplink cycle displacement frequency hopping, promptly first execution in step 401 and step 402, execution in step 501 and step 502 again.
Those skilled in the art should understand that embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware embodiment, complete software implementation example or in conjunction with the form of the embodiment of software and hardware aspect.And the present invention can adopt the form that goes up the computer program of implementing in one or more computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) that wherein include computer usable program code.
The present invention is that reference is described according to the flow chart and/or the block diagram of method, equipment (system) and the computer program of the embodiment of the invention.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or the block diagram and/or square frame and flow chart and/or the block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, make the instruction of carrying out by the processor of computer or other programmable data processing device produce to be used for the device of the function that is implemented in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, make the instruction that is stored in this computer-readable memory produce the manufacture that comprises command device, this command device is implemented in the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded on computer or other programmable data processing device, make on computer or other programmable devices and to carry out the sequence of operations step producing computer implemented processing, thereby the instruction of carrying out on computer or other programmable devices is provided for being implemented in the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
Although described the preferred embodiments of the present invention, in a single day those skilled in the art get the basic creative notion of cicada, then can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the scope of the invention.
The frequency hopping configuration sends to UE owing to uplink cycle can be shifted, thereby can be UE collocating uplink cyclic shift frequency hopping.
Further, owing to can be UE collocating uplink cyclic shift frequency hopping, thereby can utilize the method for the embodiment of the invention, use identical uplink cycle displacement frequency hopping or do not use uplink cycle displacement frequency hopping so that carry out the multiplexing subscriber equipment of MU-MIMO, make that DMRS sequence orthogonality is guaranteed, improved the performance of MU-MIMO;
Further, if comprise in the embodiment of the invention uplink cycle displacement frequency hopping configuration information and close uplink cycle displacement frequency hopping, can utilize this moment CS (Cyclic shift, cyclic shift) or OCC to obtain the orthogonality of DMRS sequence between the multiplexing UE of different districts;
Further, if comprise the uplink cycle displacement frequency hopping that allows to carry out sub-frame level in the embodiment of the invention uplink cycle displacement frequency hopping configuration information, can utilize this moment OCC to obtain the orthogonality of DMRS sequence between the multiplexing UE of different districts.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.