CN102340790B - A kind of method and system of calibrating the closed loop amount that subscriber equipment is safeguarded - Google Patents
A kind of method and system of calibrating the closed loop amount that subscriber equipment is safeguarded Download PDFInfo
- Publication number
- CN102340790B CN102340790B CN201010234931.XA CN201010234931A CN102340790B CN 102340790 B CN102340790 B CN 102340790B CN 201010234931 A CN201010234931 A CN 201010234931A CN 102340790 B CN102340790 B CN 102340790B
- Authority
- CN
- China
- Prior art keywords
- base
- command word
- numerical value
- tpc command
- agch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a kind of method of calibrating the closed loop amount that subscriber equipment is safeguarded, the method comprises: in the absolute grant channel of control channel enhancement type special channel (E-AGCH) frame structure of expansion, carry power control command (TPC) command word; When School Affairs (CRC) check results is correct, subscriber equipment (UE) according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate.The invention also discloses a kind of system of calibrating the closed loop amount that subscriber equipment is safeguarded, in system, the alignment unit of UE side is used for carrying TPC command word in the control channel E-AGCH frame structure expanded, when CRC check result is correct, UE according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate.Adopt method and system of the present invention, the P that UE and network side are safeguarded can be avoided
e-basebetween there is deviation, improve calibration accuracy.
Description
Technical field
The present invention relates to TD SDMA (TD-SCDMA in moving communicating field, TimeDivisionSynchronousCodeDivisionMultipleAccess) technology, particularly relate to the closed loop amount P that a kind of TD-SCDMA high speed uplink packet access (HSUPA, HighSpeedUplinkPacketAccess) system alignment subscriber equipment (UE) is safeguarded
e-basemethod and system.
Background technology
In HSUPA system, close-loop power control is carried out in E-AGCH and E-PUCH pairing, in base station NodeB side, compared by the quality target value provided with high level and produce the power control commands TPC of closed loop, by the TPC territory (TPCfield) in E-AGCH burst structure, TPC command word is carried to UE, is used for the E-PUCH transmitted power of control UE; In UE side, compared by the quality objective provided with high level and also produce TPC command word, and by the TPCfield in E-PUCH burst structure, TPC command word is carried to NodeB, be used for the power level of controls NodeB transmission E-AGCH.Wherein, described E-AGCH is enhancement type special channel (E-DCH) definitely grant channel; Described E-PUCH is for strengthening uplink physical channel; As shown in Figure 1, described TPCfield is the part of burst structure to the E-AGCH burst structure used in TD-SCDMA system.
If the power of physical channel should increase, then TPC command word is set to (up), represents and adjusts upward power; If need to reduce, then TPC command word is set to down (down), represents downward Modulating Power.
P
e-basethe closed loop amount that UE and NodeB safeguards, P
e-basewith the relation of TPC as shown in following formula (1):
In formula (1), PRX
des_basefor E-PUCH benchmark expectation received power, by RRC signaling, be set to the interference mean value of E-DCH ascending time slot; Step is power control step-size Δ
e-base, configured by high level; TPC
ifor the power control command of closed loop.
In prior art, each UE when receiving E-AGCH, if School Affairs (CRC) check results is correct, then the UE P that can safeguard UE according to the TPC command word in E-AGCH burst structure entrained by TPCfield
e-baseadjust, to keep the P safeguarded with network side
e-baseas far as possible consistent.But, because UE can't know decoding correctness, as long as UE judges that CRC check result is correct, the whole P of the TPC command tone of Chinese characters that will obtain according to the decoded result of decoding to TPCfield
e-base, therefore, if CRC check result is correct, and during to TPCfield decoding error in E-AGCH burst structure, UE will be caused P
e-basedirection toward mistake adjusts, and such as originally should adjust toward up, but decoding error causes decoded result to be down, thus finally toward down adjustment, can cause the P that UE and network side are safeguarded
e-basebetween have larger deviation, particularly in multi-carrier HSUPA system, P
e-basefor the parameter that carrier level is safeguarded, the P that UE and network side are safeguarded
e-basebetween occur that the probability of deviation more significantly increases.At present in the urgent need to a kind of P that UE and network side can be avoided to safeguard
e-basebetween there is the calibration program of deviation.
Summary of the invention
In view of this, main purpose of the present invention is the method and system of the closed loop amount providing a kind of UE of calibration to safeguard, can avoid the P that UE and network side are safeguarded
e-basebetween there is deviation, improve calibration accuracy.
For achieving the above object, technical scheme of the present invention is achieved in that
Calibrate a method for the closed loop amount that subscriber equipment is safeguarded, the method comprises:
Power control command (TPC) command word is carried in the absolute grant channel of control channel enhancement type special channel (E-AGCH) frame structure of expansion;
When School Affairs (CRC) check results is correct, subscriber equipment (UE) according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate.
Wherein, the method also comprises: when network side carries out scheduling authorization, is carried in the control channel E-AGCH frame structure of described expansion by the TPC command word of acquisition.
Wherein, described TPC command word comprises: numerical value 0 or numerical value 1; Wherein, described numerical value 1 represents rise P
e-base, accordingly, described numerical value 0 represents lowers P
e-base; Or described numerical value 1 represents lowers P
e-base, accordingly, described numerical value 0 represents rise P
e-base.
Wherein, described UE according to described TPC command word, to the closed loop amount P that UE safeguards
e-baseafter calibrating, the method also comprises: described UE is according to P
e-basethe result of calibration, judges the transmitting power of the enhancing uplink physical channel (E-PUCH) corresponding with E-AGCH, and sends described E-PUCH.
Wherein, when described TPC command word is specially described numerical value 1, the method also comprises: described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH;
Accordingly, when described TPC command word is specially described numerical value 0, the method also comprises: described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Or,
When described TPC command word is specially described numerical value 1, the method also comprises: described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH;
Accordingly, when described TPC command word is specially described numerical value 0, the method also comprises: described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH.
Wherein, the method also comprises: if described network side receives described E-PUCH, and CRC check result is correct, then network side judges that described UE correctly receives described E-AGCH, according to the closed loop amount P that described TPC command word is safeguarded network side
e-basecalibrate;
If described network side does not receive described E-PUCH, then network side judges that described UE does not correctly receive described E-AGCH, keeps the closed loop amount P that network side is safeguarded
e-baseconstant.
A kind of system of calibrating the closed loop amount that subscriber equipment is safeguarded, this system comprises: the alignment unit of UE side, for carrying TPC command word in the control channel E-AGCH frame structure expanded, when CRC check result is correct, UE according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate.
Wherein, described TPC command word comprises: numerical value 0 or numerical value 1; Wherein, described numerical value 1 represents rise P
e-base, accordingly, described numerical value 0 represents lowers P
e-base; Or described numerical value 1 represents lowers P
e-base, accordingly, described numerical value 0 represents rise P
e-base.
Wherein, this system also comprises: the power adjustment judging unit of UE side and transmitting element; Wherein,
The power adjustment judging unit of described UE side, for described UE according to P
e-basethe result of calibration, judges the transmitting power of the E-PUCH corresponding with E-AGCH;
Described transmitting element, for sending described E-PUCH.
Wherein, the power of described UE side adjustment judging unit, is further used for described TPC command word when being specially described numerical value 1, described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH; Accordingly, when described TPC command word is specially described numerical value 0, described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Or,
When described TPC command word is specially described numerical value 1, described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Accordingly, when described TPC command word is specially described numerical value 0, described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH.
Wherein, this system also comprises: the alignment unit of network side, for receiving described E-PUCH when described network side, and when CRC check result is correct, network side judges that described UE correctly receives described E-AGCH, according to the closed loop amount P that described TPC command word is safeguarded network side
e-basecalibrate; When described network side does not receive described E-PUCH, network side judges that described UE does not correctly receive described E-AGCH, keeps the closed loop amount P that network side is safeguarded
e-baseconstant.
The present invention carries TPC command word in the control channel E-AGCH frame structure of expansion, when CRC check result is correct, UE according to this TPC command word of carrying in the control channel E-AGCH frame structure of expansion, to the closed loop amount P that UE safeguards
e-basecalibrate.
Adopt the present invention, this TPC command word carried in the control channel E-AGCH frame structure according to expansion is calibrated, and can avoid the P that UE and network side are safeguarded
e-basebetween there is deviation, improve calibration accuracy.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing E-AGCH burst structure;
Fig. 2 is the schematic diagram of existing control channel E-AGCH frame structure;
Fig. 3 is the schematic diagram after the present invention expands control channel E-AGCH frame structure;
Fig. 4 is the schematic flow sheet of the inventive method embodiment.
Embodiment
Basic thought of the present invention is: in the control channel E-AGCH frame structure of expansion, carry TPC command word, when CRC check result is correct, UE according to this TPC command word of carrying in the control channel E-AGCH frame structure of expansion, to the closed loop amount P that UE safeguards
e-basecalibrate.
Here it is to be noted: described closed loop amount is herein exactly P
e-base, do not repeat.Control channel E-AGCH frame structure as herein described and described E-AGCH burst structure are not same concepts, and described control channel E-AGCH frame structure refers to the composition structure of E-AGCH channel institute carry data information; And described E-AGCH burst structure refers to the structure of E-AGCH channel itself, and the process sending E-AGCH refers to the tissue comprised from E-AGCH frame structure and the process be carried to E-AGCH channel, the process receiving E-AGCH is contrary with process of transmitting, does not repeat.
Be described in further detail below in conjunction with the enforcement of accompanying drawing to technical scheme.
Adopt prior art, UE is that the TPC command word entrained by the TPCfield in E-AGCH burst structure is calibrated, when when TPC territory decoding error, CRC check is correct, UE still can use the TPC command word of this mistake to carry out close-loop power control, thus adjusts P to the direction of mistake
e-base, when receiving corresponding E-PUCH, network side thinks that UE have received correct TPC command word and have adjusted the P of UE side
e-base, network side is now according to the P that TPC command word is originally safeguarded it
e-basevalue adjusts, and causes the P that UE and network side are safeguarded like this
e-basebetween there is deviation, E-PUCH transmitting power and desired value is made to depart from and affect the correct reception of E-PUCH or add up interference, and adopt the present invention, UE is that the TPC command word entrained by the control channel E-AGCH frame structure of expansion is calibrated, can ensure that when CRC is correct the TPC command word used also is correct, and when receiving corresponding E-PUCH, network side thinks that UE have received correct TPC command word and have adjusted the P of UE side
e-base, the P that network side now can be safeguarded it
e-basevalue adjusts accordingly, can avoid the P that UE and network side are safeguarded like this
e-basebetween there is deviation, thus make the P that UE and network side are safeguarded
e-basebetween be consistent.
Calibrate a method for the closed loop amount that UE safeguards, the method comprises:
TPC command word is carried in the control channel E-AGCH frame structure of expansion; When CRC check result is correct, UE according to this TPC command word of carrying in the control channel E-AGCH frame structure of expansion, to the closed loop amount P that UE safeguards
e-basecalibrate.
Further, network side is when carrying out scheduling authorization, be carried at by the TPC command word of acquisition in the control channel E-AGCH frame structure of this expansion, UE is at reception E-AGCH and after verifying that CRC is correct, use the P that the TPC command word carried in the control channel E-AGCH frame structure of this expansion is safeguarded UE
e-basecarry out calibration adjustment.
Further, obtaining TPC command word is: network side produces the TPC command word of closed loop by comparing with the high-rise quality target value provided.
Carry out citing to the present invention below to set forth.
Example: the control channel E-AGCH frame structure of expansion as shown in Figure 3, comprises the absolute grant power of 5 bits, the code resource information of 4 bits, the time interval resource information of 5 bits, the E-AGCH cyclic sequence number of 3 bits, the E-UCCH quantity instruction of specific information 2,3 bit of the attribute field of 2 bits, specific information 1,5 bit of 2 bits, the newly-increased TPC command word of 1 bit and the CRC of 16 bits.
Existing control channel E-AGCH frame structure as shown in Figure 2, comprises the absolute grant power of 5 bits, the code resource information of 4 bits, the time interval resource information of 5 bits, the E-AGCH cyclic sequence number of 3 bits, the E-UCCH quantity instruction of specific information 2,3 bit of the attribute field of 2 bits, specific information 1,5 bit of 2 bits, the reservation position of 1 bit and the CRC of 16 bits.Wherein, adopt the present invention, use this reservation position to carry TPC command word, as shown in Figure 3.Here it is to be noted: the control channel E-AGCH frame structure of the expansion shown in Fig. 3 is the special case for illustrating cited by the solution of the present invention, is not intended to limit the present invention.
TPC command word of the present invention is carried in the control channel E-AGCH frame structure of expansion, is 1 bit, and its value can be 0 or 1, can represent down or up respectively, also can represent up or down respectively, to indicate P
e-baseadjustment direction, the step-length of adjustment is configured by high level.That is, TPC command word comprises: numerical value 0 or numerical value 1; Wherein, numerical value 1 represents rise P
e-base, accordingly, numerical value 0 represents lowers P
e-base; Or numerical value 1 represents lowers P
e-base, accordingly, numerical value 0 represents rise P
e-base.
TPC command word, when carrying out scheduling authorization, is carried in the control channel E-AGCH frame structure of expansion by network side, and UE is at reception E-AGCH and after verifying that CRC is correct, the TPC command word carried in the control channel E-AGCH frame structure of use expansion is to P
e-baseadjust.Network side, after receiving the E-PUCH corresponding with this E-AGCH that UE sends, thinks correct the receiving E-AGCH and correct have adjusted P of UE
e-basevalue, now network side P that it is safeguarded
e-baseadjust accordingly.
Here it is to be noted: as shown in Figure 3 be expansion control channel E-AGCH frame structure.Shown in Fig. 1 is E-AGCH burst structure, and the training sequence in Fig. 1 represents with Midamble, and SS territory is synch command word territory; TPC territory is power control commands word territory.
Embodiment of the method: NodeB and UE is to respective safeguarded P
e-basethe flow process of calibration.
Flow process as shown in Figure 4 comprises the following steps:
Step 101:NodeB produces the TPC command word of closed loop by comparing with the high-rise quality target value provided.
The control channel E-AGCH frame structure of step 102:NodeB tissue development, inserts TPC command word, and coding, the physical channel mapping process before sending.
Step 103:NodeB sends E-AGCH.
Step 104:UE receives E-AGCH and obtains TPC command word.
Here, this step is specially: UE judges after receiving E-AGCH that whether CRC is correct, if CRC is correct, then resolves E-AGCH and also obtains the TPC command word wherein carried, perform step 105; If judge that CRC is incorrect, then abandon the content that this receives.
Step 105:UE is according to acquisition TPC command adjustment P
e-basevalue.
Step 106:UE is according to P
e-basethe result of adjustment, determines the transmitting power of the E-PUCH corresponding with E-AGCH, and sends E-PUCH.
Step 107: when NodeB receives E-PUCH, and when detecting that CRC is correct, thinks that UE correctly receives E-AGCH and have adjusted the P safeguarded UE side
e-base, the P that NodeB safeguards according to the whole NodeB of the TPC command tone of Chinese characters in step 101
e-base.
Step 108: when NodeB does not receive E-PUCH, NodeB thinks that UE does not correctly receive E-AGCH, now the NodeB P that keeps it to safeguard
e-baseconstant.
A kind of system of calibrating the closed loop amount that subscriber equipment is safeguarded, this system comprises the alignment unit of UE side, the alignment unit of UE side is used for carrying TPC command word in the control channel E-AGCH frame structure expanded, when CRC check result is correct, UE according to this TPC command word of carrying in the control channel E-AGCH frame structure of expansion, to the closed loop amount P that UE safeguards
e-basecalibrate.
Here, this TPC command word carried in the control channel E-AGCH frame structure of expansion comprises: numerical value 0 or numerical value 1; Wherein, numerical value 1 represents rise P
e-base, accordingly, numerical value 0 represents lowers P
e-base; Or numerical value 1 represents lowers P
e-base, accordingly, numerical value 0 represents rise P
e-base.
Here, this system also comprises power adjustment judging unit and the transmitting element of UE side; Wherein, the power of UE side adjustment judging unit, for UE according to P
e-basethe result of calibration, judges the transmitting power of the E-PUCH corresponding with E-AGCH.Transmitting element is for sending E-PUCH.
Here, when this TPC command word that the power of UE side adjustment judging unit is further used for carrying in the control channel E-AGCH frame structure expanded is specially numerical value 1, to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase E-PUCH; Accordingly, when this TPC command word carried in the control channel E-AGCH frame structure of expansion is specially numerical value 0, to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce E-PUCH; Or,
When this TPC command word carried in the control channel E-AGCH frame structure of expansion is specially numerical value 1, to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce E-PUCH; Accordingly, when this TPC command word carried in the control channel E-AGCH frame structure of expansion is specially numerical value 0, to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase E-PUCH.
Here, this system also comprises the alignment unit of network side, and the alignment unit of network side is used for receiving E-PUCH when network side, and when CRC check result is correct, network side judges that UE correctly receives E-AGCH, according to the closed loop amount P that TPC command word is safeguarded network side
e-basecalibrate; When network side does not receive E-PUCH, network side judges that UE does not correctly receive E-AGCH, keeps the closed loop amount P that network side is safeguarded
e-baseconstant.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (11)
1. calibrate a method for the closed loop amount that subscriber equipment is safeguarded, it is characterized in that, the method comprises:
Power control command (TPC) command word is carried in the absolute grant channel of control channel enhancement type special channel (E-AGCH) frame structure of expansion;
When School Affairs (CRC) check results is correct, subscriber equipment (UE) according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate;
Wherein, described control channel E-AGCH frame structure refers to the composition structure of E-AGCH channel institute carry data information.
2. method according to claim 1, is characterized in that, the method also comprises: when network side carries out scheduling authorization, is carried in the control channel E-AGCH frame structure of described expansion by the TPC command word of acquisition.
3. method according to claim 1 and 2, is characterized in that, described TPC command word comprises: numerical value 0 or numerical value 1; Wherein, described numerical value 1 represents rise P
e-base, accordingly, described numerical value 0 represents lowers P
e-base; Or described numerical value 1 represents lowers P
e-base, accordingly, described numerical value 0 represents rise P
e-base.
4. method according to claim 3, is characterized in that, described UE according to described TPC command word, to the closed loop amount P that UE safeguards
e-baseafter calibrating, the method also comprises: described UE is according to P
e-basethe result of calibration, judges the transmitting power of the enhancing uplink physical channel (E-PUCH) corresponding with E-AGCH, and sends described E-PUCH.
5. method according to claim 4, is characterized in that, when described TPC command word is specially described numerical value 1, the method also comprises: described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH;
Accordingly, when described TPC command word is specially described numerical value 0, the method also comprises: described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Or,
When described TPC command word is specially described numerical value 1, the method also comprises: described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH;
Accordingly, when described TPC command word is specially described numerical value 0, the method also comprises: described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH.
6. method according to claim 5, it is characterized in that, the method also comprises: if network side receives described E-PUCH, and CRC check result is correct, then network side judges that described UE correctly receives described E-AGCH, according to the closed loop amount P that described TPC command word is safeguarded network side
e-basecalibrate;
If described network side does not receive described E-PUCH, then network side judges that described UE does not correctly receive described E-AGCH, keeps the closed loop amount P that network side is safeguarded
e-baseconstant.
7. calibrate the system of the closed loop amount that subscriber equipment is safeguarded for one kind, it is characterized in that, this system comprises: the alignment unit of UE side, for carrying TPC command word in the control channel E-AGCH frame structure expanded, when CRC check result is correct, UE according to described TPC command word, to the closed loop amount P that UE safeguards
e-basecalibrate;
Wherein, described control channel E-AGCH frame structure refers to the composition structure of E-AGCH channel institute carry data information.
8. system according to claim 7, is characterized in that, described TPC command word comprises: numerical value 0 or numerical value 1; Wherein, described numerical value 1 represents rise P
e-base, accordingly, described numerical value 0 represents lowers P
e-base; Or described numerical value 1 represents lowers P
e-base, accordingly, described numerical value 0 represents rise P
e-base.
9. system according to claim 8, is characterized in that, this system also comprises: the power adjustment judging unit of UE side and transmitting element; Wherein,
The power adjustment judging unit of described UE side, for described UE according to P
e-basethe result of calibration, judges the transmitting power of the E-PUCH corresponding with E-AGCH;
Described transmitting element, for sending described E-PUCH.
10. system according to claim 9, is characterized in that, the power of described UE side adjustment judging unit, is further used for described TPC command word when being specially described numerical value 1, described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH; Accordingly, when described TPC command word is specially described numerical value 0, described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Or,
When described TPC command word is specially described numerical value 1, described to P
e-basethe result of calibration is specially downward Modulating Power, judges the transmitting power that need reduce described E-PUCH; Accordingly, when described TPC command word is specially described numerical value 0, described to P
e-basethe result of calibration is specially and adjusts upward power, judges the transmitting power that need increase described E-PUCH.
11. systems according to claim 10, it is characterized in that, this system also comprises: the alignment unit of network side, for receiving described E-PUCH when described network side, and CRC check result correct time, network side judges that described UE correctly receives described E-AGCH, according to the closed loop amount P that described TPC command word is safeguarded network side
e-basecalibrate; When described network side does not receive described E-PUCH, network side judges that described UE does not correctly receive described E-AGCH, keeps the closed loop amount P that network side is safeguarded
e-baseconstant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010234931.XA CN102340790B (en) | 2010-07-21 | 2010-07-21 | A kind of method and system of calibrating the closed loop amount that subscriber equipment is safeguarded |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010234931.XA CN102340790B (en) | 2010-07-21 | 2010-07-21 | A kind of method and system of calibrating the closed loop amount that subscriber equipment is safeguarded |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102340790A CN102340790A (en) | 2012-02-01 |
| CN102340790B true CN102340790B (en) | 2016-04-13 |
Family
ID=45516240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010234931.XA Active CN102340790B (en) | 2010-07-21 | 2010-07-21 | A kind of method and system of calibrating the closed loop amount that subscriber equipment is safeguarded |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102340790B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291523A (en) * | 2007-04-17 | 2008-10-22 | 大唐移动通信设备有限公司 | Method, base station and user terminal for control channel to bear control information |
| CN101359937A (en) * | 2007-08-01 | 2009-02-04 | 中兴通讯股份有限公司 | Reinforced uplink power control method |
| CN101765191A (en) * | 2008-12-25 | 2010-06-30 | 大唐移动通信设备有限公司 | Power control method and user equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007195076A (en) * | 2006-01-20 | 2007-08-02 | Nec Corp | Radio communication system, and transmission power control method and device thereof |
-
2010
- 2010-07-21 CN CN201010234931.XA patent/CN102340790B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101291523A (en) * | 2007-04-17 | 2008-10-22 | 大唐移动通信设备有限公司 | Method, base station and user terminal for control channel to bear control information |
| CN101359937A (en) * | 2007-08-01 | 2009-02-04 | 中兴通讯股份有限公司 | Reinforced uplink power control method |
| CN101765191A (en) * | 2008-12-25 | 2010-06-30 | 大唐移动通信设备有限公司 | Power control method and user equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102340790A (en) | 2012-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102938930B (en) | Compensation method of coordinated multi-point (CoMP) system upstream power control, base station and user equipment (UE) | |
| JP4944254B2 (en) | Method and device for random access transmit power control in a communication network | |
| CN102045823B (en) | Method, system and equipment for controlling power | |
| CN105580452A (en) | Method and arrangement for power control handling | |
| CN107889209A (en) | The method and terminal device of a kind of Power Control | |
| CN101277509B (en) | Method for calculating synchronous step-out threshold as well as method and device adjudging synchronous step-out of physical layer | |
| CN102740433B (en) | The Poewr control method and device of a kind of Physical Uplink Control Channel | |
| EP3021622A1 (en) | Terminal device, base station device, communication method and integrated circuit | |
| CN110392418A (en) | Poewr control method and device, base station, terminal, computer readable storage medium | |
| EP2247148B1 (en) | Communication method and communication terminal for radio communication system | |
| EP3874835A1 (en) | Multi-beam power control methods and systems | |
| US9392593B2 (en) | Method and base station for adjusting downlink grant physical downlink control channel of UE | |
| EP3021623A1 (en) | Terminal apparatus, base station apparatus, communication method, and integrated circuit | |
| CN107734622A (en) | Ascending power control method and device | |
| CN103326809A (en) | Notification method and device of power control signaling of physical uplink control channel | |
| CN102065530A (en) | Determination method of service cell, base station and user equipment | |
| CN103181207A (en) | Repair method and apparatus for leak-detection control channel | |
| CN1983849A (en) | Method for controlling channel power | |
| CN101132228A (en) | Method and terminal for ascending synchronous control in HSDPA system | |
| CN102281621A (en) | Method, base station and user terminal for implementing transmission power control in wireless network | |
| CN102340858B (en) | Method and device for setting target SINR (Signal-to-Interference and Noise Ratio) in PUSCH (Physical Uplink Shared Channel) power control | |
| CN102316568A (en) | Closed loop power control processing method and base station | |
| CN101106403B (en) | A method and device for adjusting transmission power of HSPA downlink physical channel | |
| CN102892186A (en) | Method and device for determining physical downlink control channel resource | |
| US8914056B2 (en) | Mobile station device and base station device for radio communication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201208 Address after: NO.332, Huanghai Road, Gangzha District, Nantong City, Jiangsu Province, 226001 Patentee after: NANTONG ZHONGNAN INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Patentee before: ZTE Corp. |