CN102711187A - Method and device for controlling activation state of cell portion in super cell - Google Patents

Abstract

The invention discloses a method for controlling an activation state of a cell portion (CP) in a super cell. The method comprises the following steps: when a first piece of information (MSG1) transmitted from a user equipment (UE) in an initial random access process is received, determining the CP in the activation state, which corresponds to the UE according to a received power of the MSG1 detected in each CP; when a sounding reference signal (SRS) transmitted by the UE or a signal transmitted by the UE on a physical uplink shared channel (PUSCH) is received, adjusting the CP in the activation state, which corresponds to the UE according to a received power of the signal on the SRS or PUSCH detected in each CP. The invention further discloses a device for controlling the activation state of the CP in the super cell; by adopting the invention, when a service is provided for the UE in an airline, some CPs in the super cell are in the activation state, so that the system resources are saved.

Description

A kind of method and device of controlling the state of activation of part sub-district in the super sub-district

Technical field

The present invention relates to the cell management technology in the moving communicating field, relate in particular to the method and the device of the state of activation of part sub-district in the super sub-district of a kind of control (CP, Cell Portion).

Background technology

When aircraft aloft flew in the course line, user's communication need use satellite communication, and still, the finite capacity and the price of satellite communication are higher.Therefore, propose at present to use the land mobile communication system to cover the imagination of air route, the subscriber equipment (UE, User Equipment) that is used in the airline operation aloft provides service, so, reaches lower price just can for the message capacity that provides bigger.If will use the land mobile communication system to cover air route, need overcome because therefore the problem that switch fast the minizone that the high-speed flight of aircraft brings uses the fast super cellular technology of switch speed the most suitable.Above-mentioned super sub-district for a plurality of independently physical area region covered as a super sub-district, be equivalent to the transceiver/antenna in the original physical sub-district is become distributed transceiver/antenna in the super sub-district; Wherein, said a plurality of independently physical area is called as the CP in the super sub-district.A plurality of CP share sign (Cell ID), major-minor synchronizing signal, the cell reference signals (CRS of super sub-district; Cell Reference Signal)/demodulated reference signal (DMRS; De Modulation Reference Signal)/information such as Sounding Reference Signal (SRS, Sounding Reference Signal) sequence.Thereby, through use super sub-district can with aircraft aloft during the high-speed mobile of course line the switch transition of minizone be the scheduling problem between the inner CP in super sub-district, reduce the switching problem that the mobility of the UE that the air route high speed moves is brought.

The super cellular technology of above-mentioned use covers in the method for air route, and when UE was in the super sub-district, all CP were state of activation in this super sub-district; Said state of activation is: the eNB demodulation is in the upward signal that the CP of state of activation receives, and sends downlink business at the CP that is in state of activation.But the upward signal power from this UE that each CP receives in the same super sub-district is different, and the upward signal power from this UE that some CP receives is bigger, and other are then less.Wherein, if the upward signal power of the UE that CP receives is bigger, it is also bigger from the downstream signal power of this CP to explain that then UE receives, and therefore, this CP can produce influence largely to the performance of UE.In addition, the route of air route is comparatively fixing, and each UE in the aircraft only need use the strongest CP of one or more signals in the super sub-district can realize conversation.Therefore, if activate all CP in the super sub-district in real time, it is less to the performance impact of UE number of C P then can to occur, but is in the situation of state of activation in real time, so can cause resource waste.

Thus it is clear that, when service being provided,, cause resource waste at present because all CP all are in state of activation in the super sub-district for the UE in the air route.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of method and device of controlling the state of activation of CP in the super sub-district, can when service being provided, make a part of CP in the super sub-district be in state of activation, thereby save system resource for the UE in the air route.

For achieving the above object, technical scheme of the present invention is achieved in that

The invention provides a kind of method of controlling the state of activation of CP in the super sub-district, this method comprises:

When receiving article one message (MSG1) that UE sends in initial random access procedure, confirm the CP that is in state of activation that this UE is corresponding according to the received power of detected this MSG1 among each CP;

When receiving the SRS that UE sends or receiving that UE is at Physical Uplink Shared Channel (PUSCH; During the signal Physical Uplink Shared Channel) sent, go up the corresponding CP that is in state of activation of this UE of received power adjustment of signal according to detected SRS or PUSCH among each CP.

In the such scheme, saidly confirm that this method also comprises before the corresponding CP that is in state of activation of this UE: calculate on the single CP mean receiving power to this MSG1 according to the received power of detected this MSG1 in each CP.

In the such scheme; The said CP that is in state of activation that confirms that this UE is corresponding; Comprise: whether the received power of judging detected this MSG1 among each CP of self-management one by one is not less than this UE mean receiving power to this MSG1 on single CP, if then activate this CP for UE and this CP is added in the corresponding CP Active Set of UE; Otherwise, do not activate this CP for UE.

In the such scheme; The said corresponding CP that is in state of activation of this UE of received power adjustment according to the signal on detected SRS or the PUSCH among each CP; Comprise: detect among each CP to SRS or to the received power of the signal on the PUSCH; Calculate this UE mean receiving power on the single Resource Block (RB, Resources Block) in each CP according to this received power;

Utilize the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP;

According to this UE CP that is in state of activation with reference to this UE correspondence of received power smooth value adjustment on each CP.

In the such scheme; Saidly utilize the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP; Comprise: find out the maximum of this UE in the received power of each CP, utilize the mean receiving power on the single RB on each CP to go out the reference received power of this UE one by one at each CP divided by the maximum value calculation in the received power of above-mentioned each CP;

Utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value.

In the such scheme; Said according to this UE CP that is in state of activation with reference to this UE correspondence of received power smooth value adjustment on each CP; Comprise: judge one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets, if less than, then be not this CP of UE activation; Otherwise, add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP.

The present invention also provides a kind of device of controlling the state of activation of CP in the super sub-district, and this device comprises: administration module and detection module; Wherein,

Administration module; Be used for when receiving UE at article one message MSG1 that initial random access procedure is sent; The notice detection module detects the received power of this MSG1 among each CP, sends the received power of detected this MSG1 among each CP based on detection module and confirms the CP that is in state of activation that this UE is corresponding; And when receiving the SRS that UE sends or receive UE at the signal that PUSCH sends; The notice detection module detects the received power that SRS among each CP or PUSCH go up signal, the corresponding CP that is in state of activation of this UE of received power adjustment of the signal among each CP that sends based on detection module on detected SRS or the PUSCH;

Detection module, be used for the notice of received power of each this MSG1 of CP of detection that the receiving management module sends after, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module; And among each CP of detection of sending of receiving management module after the notice of the received power of the signal on SRS or the PUSCH, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module.

In the such scheme; Said device also comprises: computing module; The received power of detected this MSG1 of each CP that is used for sending according to administration module; Calculate single CP and go up mean receiving power, this is calculated single CP upward the mean receiving power of this MSG1 is sent to administration module this MSG1;

Accordingly, said administration module also is used for sending to computing module the received power of detected this MSG1 of each CP, receives this UE that computing module sends mean receiving power to this MSG1 on single CP.

In the such scheme; Said administration module; Be used for specifically judging one by one whether the received power of detected this MSG1 of each CP is not less than this UE mean receiving power to this MSG1 on single CP, if then add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP; Otherwise, do not activate this CP for UE.

In the such scheme, said detection module also is used for sending to administration module to SRS or to the received power of the signal on the PUSCH with detected each CP is detected;

Accordingly; Said administration module; Each CP SRS that also is used for detection module is sent or the received power of the signal on the PUSCH sent to computing module; Utilize the mean receiving power on the single RB that computing module sends to calculate the reference received power smooth value of this UE on each CP, according to this UE on each CP with reference to the corresponding CP that is in state of activation of this UE of received power smooth value adjustment;

Said computing module, the received power that also is used for sending according to the receiving management module is calculated the mean receiving power of this UE on the single Resource Block RB of each CP, and the mean receiving power on the single RB is issued administration module.

In the such scheme; Said computing module; Specifically be used for finding out the maximum of this UE in the received power of each CP; Utilize the mean receiving power on the single RB on each CP to go out the reference received power of this UE one by one at each CP divided by the maximum value calculation in the received power of above-mentioned each CP, utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value.

In the such scheme, said administration module, specifically be used for judge one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets; If less than; Then be not this CP of UE activation, otherwise, add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP.

The method and the device of the state of activation of CP in the super sub-district of control provided by the present invention; Can be when UE be in initial random access state; Confirm the CP that is in state of activation that this UE is corresponding according to the received power of detected article one message (MSG1) among each CP; And after UE and system reach synchronously, according to the corresponding CP that is in state of activation of this UE of received power adjustment of the detected signal of sending to SRS or to PUSCH among each CP, so; Can be in real time according to received power confirm and adjustment to this UE needs activate the CP of each CP to the signal of UE; Thereby when service being provided, make a part of CP in the super sub-district be in state of activation, thereby save system resource for the UE in the air route.

Description of drawings

Fig. 1 is the method flow sketch map of the state of activation of CP in the present invention the controls super sub-district;

Fig. 2 forms structural representation for the device of the state of activation of CP in the present invention the controls super sub-district.

Embodiment

Basic thought of the present invention is: when receiving the MSG1 that UE sends in initial random access procedure, confirm the CP that is in state of activation that this UE is corresponding according to the received power of detected this MSG1 among each CP; When receiving the SRS that UE sends or receive UE, according to the corresponding CP that is in state of activation of this UE of received power adjustment of the detected signal of sending to SRS or to PUSCH among each CP at the signal that PUSCH sends.

Below in conjunction with accompanying drawing and specific embodiment the present invention is remake further detailed explanation.

A kind of method of controlling the state of activation of CP in the super sub-district provided by the invention, as shown in Figure 1, may further comprise the steps:

Step 101: evolved base station (eNB, evolved Node B) judges whether to receive any MSG1 that UE sends in initial random access procedure, if receive that then execution in step 102; Otherwise, execution in step 105.

Concrete, whether the real-time detection of eNB receives any MSG1 that UE sends in initial random access procedure, if receive check then whether the super sub-district of self-management is single CP, if, end process flow process then; If not, then execution in step 102; If confiscate, then execution in step 105.

Here; MSG1 in the said random access procedure is preparing when resident when the selected proper cell of UE of stipulating in the prior art, the MSG1 in the initial random access procedure that will initiate, do not do here and give unnecessary details; Wherein, Said MSG1 comprises according to the regulation of prior art: parameters such as configuration index, frequency location, cyclic shift, targeting sequencing, and do not do here and give unnecessary details.

Step 102:eNB calculates on the single CP mean receiving power to this MSG1 according to the received power of detected this MSG1 in each CP.

Here, said in each CP of self-management the received power of detected this MSG1 can detect this UE corresponding received power on each CP according to the targeting sequencing among the MSG1 for eNB, concrete implementation is a prior art, does not do here and gives unnecessary details.

Step 103:eNB goes up according to single CP the mean receiving power of this MSG1 is confirmed the CP that is in state of activation that this UE that sends MSG1 is corresponding.

Here; Said definite corresponding activation CP of UE that this sends MSG1 is: eNB judges the received power of detected this MSG1 in each CP of self-management one by one; Whether be not less than single CP and go up mean receiving power, if then add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP to this MSG1; Otherwise, do not activate this CP for UE;

Wherein, said CP Active Set is: the set of forming by the cell ID of CP, with the sign that is designated this CP Active Set of UE; The sign of said UE can be the International Mobile Equipment Identity sign indicating number (IMEI, International Mobile Equipment Identity) of this UE; The said CP Active Set that this CP is added to the UE correspondence is designated in the CP Active Set of sign for the UE that the cell ID with CP records with correspondence.

Step 104:eNB issues the second message (MSG2) in the initial random access procedure to the UE of correspondence in the corresponding activation CP of UE, return step 101;

Here, said MSG2 be according to prior art regulation in initial random access procedure, by the message that eNB issues to UE, can comprise information such as the time adjustment information that is used for uplink synchronous and initial uplink resource allocation, do not do here and give unnecessary details.

After above-mentioned steps 104 was accomplished, UE carried out the follow-up flow process that inserts at random according to prior art according to the MSG2 that receives, and is linked into super sub-district, does not do here and gives unnecessary details.

Step 105:eNB judges whether to receive the SRS that any UE sends or receive the signal that UE sends that on PUSCH if receive, then execution in step 106; Otherwise, return step 101.

Here, SRS that said UE sends or the signal of on PUSCH, sending be stipulate in the prior art accomplish the signal that sends after synchronous when UE and the system that will insert of institute, do not do here and give unnecessary details; Wherein, said SRS can also can be periodically transmission for sending as required, and particular content and send mode are prior art, do not do here and give unnecessary details.

Step 106:eNB detects among each CP the received power of the signal of sending to SRS or to PUSCH, calculates this UE mean receiving power on the single RB in each CP according to received power.

Here, the received power of the detected signal of sending to SRS or to PUSCH is a prior art among said each CP that detects self-management, does not do here and gives unnecessary details.Said is prior art according to received power this UE of calculating mean receiving power on the single RB in each CP, does not do here and gives unnecessary details.

Step 107:eNB utilizes the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP.

Concrete, eNB at first finds out the maximum of this UE in the received power of each CP, utilizes the mean receiving power on the single RB on each CP to go out the reference received power of this UE at each CP divided by the maximum value calculation in the received power of above-mentioned each CP one by one; Utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value;

Here, this UE of said calculating on each CP with reference to the received power smooth value for to calculate according to following formula:

${\stackrel{\‾}{P}}_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}},t)=(1-{\mathrm{\α}}_1)\×{\stackrel{\‾}{P}}_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}},t-1)+{\mathrm{\α}}_1\×P_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}}),$ Wherein,

For with reference to received power smooth value, α ₁Be up received power smoothing factor, be the value that presets according to actual conditions;

Be t-1 reference received power smooth value constantly; P _Ref(UE _ID, CP _ID) be the reference received power of UE on CP.

Step 108:eNB returns step 101 according to this UE CP that is in state of activation with reference to this UE correspondence of received power smooth value adjustment on each CP.

Be specially: eNB judge one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets, if less than, then for UE activates this CP, otherwise, for UE activates this CP and this CP is added in the CP Active Set of UE correspondence.

After above-mentioned steps 108 was accomplished, eNB was through CP and this UE proper communication in the CP Active Set.

The present invention proposes a kind of device of controlling the state of activation of CP in the super sub-district, and is as shown in Figure 2, comprising: administration module 21 and detection module 22; Wherein,

Administration module 21; Be used for when receiving UE at article one message MSG1 that initial random access procedure is sent; The received power that notice detection module 22 detects this MSG1 among each CP is sent the received power of detected this MSG1 among each CP and is confirmed the CP that is in state of activation that this UE is corresponding based on detection module 22; And when receiving the SRS that UE sends or receive UE at the signal that PUSCH sends; Notice detection module 22 detects the received power that SRS among each CP or PUSCH go up signal, the corresponding CP that is in state of activation of this UE of received power adjustment of the signal among each CP that sends based on detection module 22 on detected SRS or the PUSCH;

Detection module 22, be used for the notice of received power of each this MSG1 of CP of detection that receiving management module 21 sends after, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module 21; And among each CP of detection of sending of receiving management module 21 after the notice of the received power of the signal on SRS or the PUSCH, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module 21.

Said administration module 21; Also be used for judging whether to receive any MSG1 that UE sends at initial random access procedure; If receive; The received power of then notifying detection module 22 to detect this MSG1 among each CP, otherwise, judge whether to receive SRS that any UE sends or the signal of on PUSCH, sending; Accordingly, said detection module 22, beginning of being used for also that receiving management module 21 sends detects the notice of the received power of each CP MSG1.

Said administration module 21 specifically is used for judging whether to receive any MSG1 that UE sends at initial random access procedure, if receive; Whether the super sub-district of then judging self-management is single CP, if, end operation then; If not; The received power of then notifying detection module 22 to begin to detect MSG1 among each CP if confiscate, then judges whether to receive SRS that any UE sends or the signal of on PUSCH, sending.

Said device also comprises: computing module 23, be used for the received power of each this MSG1 of CP that receiving management module 21 sends after, calculate the mean receiving power of UE on single CP according to this received power; Accordingly, said administration module 21, the received power of detected this MSG1 of each CP that specifically is used for detection module 22 is sent sends to computing module 23.

Said computing module 23 also is used for the mean receiving power of UE on single CP sent to administration module 21; Accordingly, said administration module 21 specifically is used for confirming the CP that is in state of activation that this UE is corresponding according to the mean receiving power of this UE on CP that reception computing module 23 is sent.

Said administration module 21; Be used for specifically judging one by one whether the corresponding received power of each CP MSG1 is not less than the mean receiving power of this MSG1 on CP, if then add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP; Otherwise, do not activate this CP for UE.

Said administration module 21, when specifically being used for adding this CP to UE corresponding CP Active Set, the UE that the cell ID of CP is recorded with correspondence is designated in the CP Active Set of sign.

Said administration module 21 also is used for issuing the MSG2 in the initial random access procedure at the corresponding activation CP of UE to this UE.

Said administration module 21; Specifically be used to judge whether to receive SRS that any UE sends or the signal of on PUSCH, sending; If receive; The received power of then notifying detection module 22 to begin to detect among each CP the signal of sending to SRS or to PUSCH, otherwise, continue to judge whether to receive any MSG1 that UE sends in initial random access procedure; Accordingly, said detection module 22, beginning of being used for also that receiving management module 21 sends detects the notice of the received power of the signal that each CP sends to SRS or to PUSCH.

Said detection module 22; Specifically be used for receiving administration module 21 sends begin to detect the notice of received power of the signal that each CP sends to SRS or to PUSCH after; The received power of the signal that obtains SRS among each CP or PUSCH is sent, the received power of the signal of sending with SRS among each CP or to PUSCH sends to administration module 21; Accordingly, said administration module 21, the received power of each CP SRS that also is used for detection module 22 is sent or signal that PUSCH is sent is issued computing module 23; Said computing module 23, also be used for receiving each CP SRS that administration module 21 is sent or the received power of signal that PUSCH is sent after, calculate this UE mean receiving power on the single RB in each CP according to received power.

Said computing module 23 also is used to utilize the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP.

Said computing module 23; Specifically be used for finding out the maximum of this UE in the received power of each CP; Utilize the mean receiving power on the single RB on each CP to go out the reference received power of this UE one by one at each CP divided by the maximum value calculation in the received power of above-mentioned each CP, utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value;

Wherein, this UE of said calculating on each CP with reference to received power smooth value

for to calculate according to following formula:

${\stackrel{\‾}{P}}_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}},t)=(1-{\mathrm{\α}}_1)\×{\stackrel{\‾}{P}}_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}},t-1)+{\mathrm{\α}}_1\×P_{\mathrm{Ref}}({\mathrm{UE}}_{\mathrm{ID}},{\mathrm{CP}}_{\mathrm{ID}}),$ Wherein,

For with reference to received power smooth value, α ₁Be up received power smoothing factor, be the value that presets according to actual conditions; Be t-1 reference received power smooth value constantly; P _Ref(UE _ID, CP _ID) be the reference received power of UE on CP.

Said computing module 23 also is used for this UE is sent to administration module 21 with reference to the received power smooth value on each CP; Accordingly, said administration module 21, this UE that also is used for sending according to reception computing module 23 adjusts the corresponding CP that is in state of activation of this UE with reference to the received power smooth value on each CP.

Said administration module 21, specifically be used for judging one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets, if less than, then for UE activates this CP, otherwise, for UE activates this CP and this CP is added in the CP Active Set of UE correspondence.

Said administration module 21 also is used for through the CP of CP Active Set and corresponding UE proper communication.

In addition; When device provided by the invention is used for the covering to air route; Need airborne special-purpose equipment is installed in aircraft, be used for communicating and amplifying the power of UE, realize communicating by letter of UE and eNB as via node and the eNB of the private network that covers air route.

Said apparatus can be used as logic module and is installed among the eNB.

The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.

Claims (12)

1. the method for state of activation of part sub-district CP in the super sub-district of control is characterized in that this method comprises:

When receiving article one message MSG1 that user equipment (UE) is sent in initial random access procedure, confirm the CP that is in state of activation that this UE is corresponding according to the received power of detected this MSG1 among each CP;

When receiving the Sounding Reference Signal SRS that UE sends or receive UE, go up the corresponding CP that is in state of activation of this UE of received power adjustment of signal according to detected SRS or PUSCH among each CP at the signal that Physical Uplink Shared Channel PUSCH sends.

2. method according to claim 1; It is characterized in that; Saidly confirm that this method also comprises before the corresponding CP that is in state of activation of this UE: calculate on the single CP mean receiving power to this MSG1 according to the received power of detected this MSG1 in each CP.

3. method according to claim 2; It is characterized in that the said CP that is in state of activation that confirms that this UE is corresponding comprises: whether the received power of judging detected this MSG1 among each CP of self-management one by one is not less than this UE mean receiving power to this MSG1 on single CP; If; Then add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP, otherwise, be not that UE activates this CP.

4. method according to claim 1; It is characterized in that; The said corresponding CP that is in state of activation of this UE of received power adjustment according to the signal on detected SRS or the PUSCH among each CP; Comprise: detect among each CP to SRS or to the received power of the signal on the PUSCH, calculate this UE mean receiving power on the single Resource Block RB in each CP according to this received power;

Utilize the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP;

According to this UE CP that is in state of activation with reference to this UE correspondence of received power smooth value adjustment on each CP.

5. method according to claim 4; It is characterized in that; Saidly utilize the mean receiving power on the single RB to calculate the reference received power smooth value of this UE on each CP; Comprise: find out the maximum of this UE in the received power of each CP, utilize the mean receiving power on the single RB on each CP to go out the reference received power of this UE one by one at each CP divided by the maximum value calculation in the received power of above-mentioned each CP;

Utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value.

6. method according to claim 4; It is characterized in that, said according to this UE on each CP with reference to the corresponding CP that is in state of activation of this UE of received power smooth value adjustment, comprising: judge one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets; If less than; Then be not this CP of UE activation, otherwise, add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP.

7. a device of controlling the state of activation of CP in the super sub-district is characterized in that this device comprises: administration module and detection module; Wherein,

Administration module; Be used for when receiving UE at article one message MSG1 that initial random access procedure is sent; The notice detection module detects the received power of this MSG1 among each CP, sends the received power of detected this MSG1 among each CP based on detection module and confirms the CP that is in state of activation that this UE is corresponding; And when receiving the SRS that UE sends or receive UE at the signal that PUSCH sends; The notice detection module detects the received power that SRS among each CP or PUSCH go up signal, the corresponding CP that is in state of activation of this UE of received power adjustment of the signal among each CP that sends based on detection module on detected SRS or the PUSCH;

Detection module, be used for the notice of received power of each this MSG1 of CP of detection that the receiving management module sends after, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module; And among each CP of detection of sending of receiving management module after the notice of the received power of the signal on SRS or the PUSCH, the received power of the signal on detected SRS or the PUSCH among each CP is sent to administration module.

8. device according to claim 7; It is characterized in that; Said device also comprises: computing module; The received power of detected this MSG1 of each CP that is used for sending according to administration module is calculated single CP and is gone up the mean receiving power to this MSG1, this is calculated single CP upward the mean receiving power of this MSG1 is sent to administration module;

Accordingly, said administration module also is used for sending to computing module the received power of detected this MSG1 of each CP, receives this UE that computing module sends mean receiving power to this MSG1 on single CP.

9. device according to claim 8 is characterized in that,

Said administration module; Be used for specifically judging one by one whether the received power of detected this MSG1 of each CP is not less than this UE mean receiving power to this MSG1 on single CP; If; Then add in the corresponding CP Active Set of UE for UE this CP of activation and with this CP, otherwise, be not that UE activates this CP.

10. device according to claim 9 is characterized in that,

Said detection module also is used for sending to administration module to SRS or to the received power of the signal on the PUSCH with detected each CP is detected;

Accordingly; Said administration module; Each CP SRS that also is used for detection module is sent or the received power of the signal on the PUSCH sent to computing module; Utilize the mean receiving power on the single RB that computing module sends to calculate the reference received power smooth value of this UE on each CP, according to this UE on each CP with reference to the corresponding CP that is in state of activation of this UE of received power smooth value adjustment;

Said computing module, the received power that also is used for sending according to the receiving management module is calculated the mean receiving power of this UE on the single Resource Block RB of each CP, and the mean receiving power on the single RB is issued administration module.

11. device according to claim 10 is characterized in that,

Said computing module; Specifically be used for finding out the maximum of this UE in the received power of each CP; Utilize the mean receiving power on the single RB on each CP to go out the reference received power of this UE one by one at each CP divided by the maximum value calculation in the received power of above-mentioned each CP, utilize again the reference received power of each CP calculate this UE on each CP with reference to the received power smooth value.

12. device according to claim 11 is characterized in that,

Said administration module, specifically be used for judge one by one UE at the reference received power smooth value of each CP whether less than the activation thresholding that presets, if less than, then for UE activates this CP, otherwise, for UE activates this CP and this CP is added in the CP Active Set of UE correspondence.

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