CN104254120B - A kind of control method of downlink transfer - Google Patents
A kind of control method of downlink transfer Download PDFInfo
- Publication number
- CN104254120B CN104254120B CN201310268152.5A CN201310268152A CN104254120B CN 104254120 B CN104254120 B CN 104254120B CN 201310268152 A CN201310268152 A CN 201310268152A CN 104254120 B CN104254120 B CN 104254120B
- Authority
- CN
- China
- Prior art keywords
- subband
- control information
- power
- downlink control
- business
- 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.)
- Expired - Fee Related
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of downlink transmission control method, present frame TxWhen the Downlink Control Information issued to UE is dedicated control information, judge whether the power headroom A of present frame is less than the power variation issued caused by dedicated control information, if it is, determining not issuing the dedicated control information；Otherwise, when dedicated control information is not to open Downlink Control Information, it is determined that issuing the dedicated control information, when dedicated control information is opens Downlink Control Information, estimate and open data transmission frames T corresponding to Downlink Control Informationy, judge whether the power headroom of the frame is less than the power variation for issuing and opening corresponding to Downlink Control Information caused by business datum, if it is, not issuing the Downlink Control Information, otherwise, issue the unlatching Downlink Control Information；When the Downlink Control Information is common control information, according to maximum downstream transmission power and the subband power for each subband that resident users be present, it is determined that the subband for sending common control information, makes subband power summation be not more than PMAX。
Description
Technical field
The present invention relates to mobile communication technology, more particularly to a kind of control method of downlink transfer.
Background technology
In discrete narrow band system, in order to increase the bandwidth of user, transmission rate is further improved, generally use carrier wave gathers
The method of conjunction combines multiple discrete spectrums, forms virtual continuous spectrum, finally realizes the broadband of discrete narrow band resource.
PDCCH and PDSCH time-sharing multiplexs in the system, the public information that control channel issues determine by the cycle, the week of all users
Phase is 0.5s, and this time point is reserved, public information preferentially distribute resource until message is all sent completely therefore,
All accessing users are issued on whole subbands at the time of issuing public information.
Within the system, the high business of real-time can seize the low service resources of real-time；Due to PDCCH and PDSCH
Do not divided on frequency spectrum resource, so within the system, PDCCH authorization messages (are believed by common control information or special control
Breath is transmitted) Common data transmission can be seized.
Under the scene that identical networking interference coordination is opened, all users are defaulted as edge customer when being initially accessed, according to
The available sub-band sum and edge band ratio of configuration, interference coordination obtain the available edge sub-band sum of each cell, then
By logic subband and physics subband mapping relations, edge subband and center sub-band are marked off.After starting interference coordination, by root
Edge customer and central user are divided according to pilot to powerratio (Pilot Power Ratio, PPR), when PPR is more than certain threshold value
Centered on user, be edge customer when PPR is less than the threshold value.According to the division to customer edge and center, base station distribution
Different power, corresponding central user carry out descending transmission using low-power, and edge customer carries out descending transmission using high power,
And high power is more than reference signal power, low-power is less than reference signal power.
In discrete narrow band system, when the ratio of edge customer and central user is excessive, or edge subband and center sub-band
Ratio it is excessive when, that descending base station transmitting power limits more than maximum transmission power can be present, and then influence user
Regular traffic.For example, when more subband users are edge customer, descending emission maximum may be exceeded using more subband high powers
Power limit.So, regular traffic can not be carried out by not only resulting in more subband users, at the same can also influence other users can not be into
Work(initiates business.Not yet propose a kind of solution to the problems described above at present.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of control method of downlink transfer, this method can be effective
The problem of avoiding down transmitting power from exceeding maximum transmission power limitation.
In order to achieve the above object, technical scheme proposed by the present invention is：
A kind of downlink transmission control method, including：
As present frame TxWhen the Downlink Control Information for needing to issue user equipment (UE) is dedicated control information, judge current
Whether the power headroom A of frame is less than the power variation Δ P issued caused by the dedicated control informationdci, if it is, determining
The dedicated control information is not issued in present frame；Otherwise, when the dedicated control information is not to open Downlink Control Information,
It is determined that issuing the dedicated control information in present frame, when the dedicated control information is opens Downlink Control Information, estimate
Data transmission frames T corresponding to the unlatching Downlink Control Informationy, and judge data transmission frames TyPower headroom B whether be less than
Issue the power variation Δ P caused by business datum corresponding to the unlatching Downlink Control Informationdata, if it is, determining
Present frame does not issue the unlatching Downlink Control Information, otherwise, it determines issuing the unlatching Downlink Control Information in present frame；
As present frame TxWhen the Downlink Control Information for needing to issue the UE is common control information, according to it is default most
Big down transmitting power PMAXWith the subband power of each subband for there is currently resident users, the public affairs are sent it is determined that being currently used in
The subband of control information altogether；Wherein, the subband power summation of identified subband is less than or equal to the maximum downstream transmission power
PMAX。
In summary, the control method of a kind of downlink transfer proposed by the present invention, by according to current power headroom with
And power headroom estimate during data transfer, to control Downlink Control Information and open issuing for Downlink Control Information, so as to
It is possible to prevente effectively from down transmitting power limits more than maximum transmission power.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the embodiment of the present invention one.
Embodiment
It is right below in conjunction with the accompanying drawings and the specific embodiments to make the object, technical solutions and advantages of the present invention clearer
The present invention is described in further detail.
The present invention core concept be：When issuing Downlink Control Information, according to present frame power headroom and under give
Descending power intensity of variation caused by row control information, to judge whether to issuing for Downlink Control Information, when descending control
Information is when opening DCI, to estimate power headroom corresponding to turn-on data transmission frame and data transfer becomes caused descending power
Change degree, DCI is opened to judge whether to issue, in addition, for common control information, it is also desirable to ensure caused descending power
Expense so may insure either downlink data transmission or descending control within the scope of the maximum downstream transmission power of system
The transmission of information processed can be carried out within the scope of maximum downstream transmission power.
Fig. 1 is the schematic flow sheet of the embodiment of the present invention one, as shown in figure 1, the embodiment mainly includes：
Step 101, as present frame TxNeed to be dedicated control information to the Downlink Control Information that user equipment (UE) issues
When, judge whether the power headroom A of present frame is less than the power variation Δ P issued caused by the dedicated control informationdci, such as
Fruit is, it is determined that does not issue the dedicated control information in present frame；Otherwise, when the dedicated control information is not that unlatching is descending
During control information, it is determined that the dedicated control information is issued in present frame, when the dedicated control information is the descending control of unlatching
During information, data transmission frames T corresponding to the unlatching Downlink Control Information is estimatedy, and judge data transmission frames TyPower more than
Whether amount B is less than the power variation Δ P issued corresponding to the unlatching Downlink Control Information caused by business datumdataIf
It is, it is determined that the unlatching Downlink Control Information is not issued in present frame, otherwise, it determines it is descending to issue the unlatching in present frame
Control information.
In existing system, dedicated control information and common control channel will be divided into according to the Downlink Control Information of action scope
Breath, the former is sent to specified user equipment, and the latter is sent to all access user equipments.
This step be used for issuing for dedicated control information is controlled, with ensure resulting Downlink Control Information and
The descending power expense of data transfer is within the scope of the maximum downstream transmission power of system.
Here, for dedicated control information, if the power headroom A of present frame, which is less than, issues the dedicated control information institute
The power variation Δ P of causedci, and power headroom is the idle power value obtained relative to system maximum downstream transmission power, because
This explanation now will cause descending power to exceed maximum downstream transmission power if issuing the dedicated control information, now, lead to
Cross control and do not issue the dedicated control information in present frame, it can be ensured that descending power is not over maximum downstream transmission power.
In order to which the descending power expense of control data transmission will not cause descending power to exceed maximum downstream transmission power, this
Step is controlled particular for Downlink Control Information (opening DCI information) is opened, by being to the data transfer opened
It is no that descending power can be caused to be estimated more than maximum downstream transmission power, to control whether to issue Downlink Control Information, so as to
It may insure the power overhead by the data transfer of its unlatching not over maximum downstream transmission power.In order to realize this mesh
, it is necessary to estimate open Downlink Control Information corresponding to data transmission frames Ty.It should be noted that due to descending in practical application
The issuing of control information, which may may require that, to be transmitted several times and could succeed, and therefore, specifically needs the weight according to Downlink Control Information
The feedback time that number and UE transmit to Downlink Control Information is passed, to data transmission frames TyEstimated, the number of retransmissions can
To set suitable value according to practical operation situation by those skilled in the art.
Specifically, can be according toThe A is determined, wherein, r is Tx-1
The sub-band number of list band transmission is carried out in all subbands that frame takes, k is TxCarried out in all subbands that -1 frame takes more sub
Sub-band number with business, PiTo carry out the subband power for the user equipment being transmitted on the subband i of list band transmission, PRSFor ginseng
Examine signal power, ∑ Δ Pdci_lFor present frame TxThe Δ P corresponding to all Downlink Control Information issueddciSum.
Explanation is needed exist for, because the control information for needing to issue in a frame can be multiple, but for each use
Family only has one, therefore, if first Downlink Control Information that the Downlink Control Information issued, which is not present frame, to be issued,
It is determined that, it is necessary to take into full account present frame caused power overhead during power headroom, therefore, needed in above-mentioned formula be
Σ Δs P is subtracted in the maximum downstream transmission power of systemdci_l, to the standard of power headroom during ensuring to issue each Downlink Control Information
Really estimation.
Specifically, can be according toThe B is determined, wherein, z is Ty-1
The sub-band number of list band transmission is carried out in all subbands that frame takes, w is TyCarried out in all subbands that -1 frame takes more sub
Sub-band number with business, PiTo carry out the subband power for the user equipment being transmitted on the subband i of list band transmission, PRSFor ginseng
Examine signal power, Σ Δs Pdata_kFor present frame TxThe Δ P corresponding to all unlatching Downlink Control Information issueddataIt
With.
Explanation is needed exist for, if the unlatching Downlink Control Information currently issued is not present frame issues first
Individual unlatching Downlink Control Information, then it is determined that Ty, it is necessary to take into full account the unlatching that present frame has been sent during the power headroom of frame
Downlink Control Information will be in TyThe issuable power overhead of frame, therefore, the maximum in system is needed in above-mentioned formula
∑ Δ P is subtracted in down transmitting powerdata_k, with ensure to issue it is each unlatching Downlink Control Information when to TyFrame power headroom
Estimation accuracy.
Preferably, in order to more reflect actual transmissions situation, can distinguish under the use of subband transmission services type
The method of stating determines the Δ Pdci：
When the subband that the dedicated control information is seized is idle subband, Δ Pdci=PRE_j；
When the subband that the dedicated control information is seized is subband of the list with data transfer, Δ Pdci=PRE_j-PRE_i；
When the subband that the dedicated control information is seized is the subband of more subband data transmission, Δ Pdci=PRE_j-PRS·
S；
Wherein, the PRE_jTo receive the UE of dedicated control information subband power；The PRE_iFor the special control
The subband power of user equipment is preempted on the subband that information processed is seized；The PRSFor reference signal power；S is the special control
The sub-band number of user equipment occupancy is preempted on the subband that information processed is seized.
Needing exist for illustrating, the power that more subband datas transmission use in existing system is reference signal power,
Therefore here according to PRSS can calculate the power overhead for being preempted UE.In addition, as existing system, special control letter
Breath will only take up a subband, here only thus to distinguish the subband be preempted before be used for list band data transfer or
More subband data transmission, if it is to be used to more subband datas transmit to allow for this subband, the UE on the subband is with more
Height band is transmitted, and transmission power overhead caused by the UE should be power overhead summation i.e. Ps of the UE on these subbandsRS·
S, so, because seizing for subband can cause the UE to carry out the transmission on its all subband, therefore, it is determined that Δ PdciWhen,
Need to consider in new transmission power overhead PRE_jOn the basis of subtract PRS·S。
Preferably, in order to more reflect actual transmissions situation, can distinguish under the use of subband transmission services type
The method of stating determines the Δ Pdata：
If what the unlatching Downlink Control Information was opened is list band business,
When it is described unlatching Downlink Control Information open list with business take be idle subband when, Δ Pdata=PRE_j；
PRE_jTo receive the subband power of the UE for opening Downlink Control Information；
It is to carry out subband of the list with data transfer when the list that the unlatching Downlink Control Information is opened takes with business
When,PRE_iFor the progress subband of the list with data transfer
On be preempted UE subband power；
What is taken with business when the list that the unlatching Downlink Control Information is opened is the son that carries out more subband data transmission
During band, Δ Pdata=0；
If what the unlatching Downlink Control Information was opened is more subband business,
When it is described unlatching Downlink Control Information open more subband business take be idle subband when, Δ Pdata=PRS*
m；The PRSFor reference signal power, the m is the subband that more subband business that the unlatching Downlink Control Information is opened take
Number；
What it is when more subband business occupancy that the unlatching Downlink Control Information is opened is to carry out son of the list with data transfer
During band,The PRE_iCarry out data transmission on the list band i seized for more subband business
User equipment subband power；M is the number of sub-bands that more subband business need, and h more subband business are seized
Single number of sub-bands.
Here, it is necessary to which explanation, in actual applications, may include the free time simultaneously in the subband that more subband business need
Subband and the subband carried out data transmission, therefore, need exist for idle subband to foreclose, according toObtain by
The power overhead for the data transfer being stopped caused by seizing.
What is taken when more subband business that the unlatching Downlink Control Information is opened is the son that carries out more subband data transmission
During band,The n is the unlatching Downlink Control Information
The sub-band number sum that the user equipment carried out data transmission on all subbands that the more subband business opened are seized takes.
Step 102, as present frame TxWhen the Downlink Control Information for needing to issue the UE is common control information, according to
Default maximum downstream transmission power PMAXWith the subband power of each subband for there is currently resident users, it is determined that being currently used in hair
Send the subband of the common control information；Wherein, the subband power summation of identified subband is less than or equal to the maximum downstream
Transmission power PMAX。
This step be used for issuing for common control information is controlled, with ensure the information issue will not cause it is descending
Power exceedes maximum downstream transmission power.
Specifically, it can determine to be currently used in the subband for sending common control information using following methods：
Step a1, all subbands that resident users be present are added into subband candidate collection.
Step a2, judge whether the subband power sum of all subbands in the subband candidate collection is more than the PMAX, such as
Fruit is then to perform step a4；Otherwise, step a3 is performed.
Step a3, last subband in the subband candidate collection is deleted, return to step a2.
Step a4, the subband in the subband candidate collection is defined as being currently used in the son for sending common control information
Band.
Using such scheme as can be seen that the present invention can effectively control down transmitting power to be no more than maximum transmission power
Limitation.Explanation is needed exist for, although using the specific implementation of the poly- explanation present invention of 101 and 102 two steps in such scheme
Method, but above-mentioned two step is not carried out order in time, simply two kinds of parallel different situations.
In summary, presently preferred embodiments of the present invention is these are only, is not intended to limit the scope of the present invention.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (4)
- A kind of 1. downlink transmission control method, it is characterised in that including：As present frame TxWhen the Downlink Control Information for needing to issue user equipment (UE) is dedicated control information, present frame is judged Whether power headroom A is less than the power variation Δ P issued caused by the dedicated control informationdci, if it is, determining working as Previous frame does not issue the dedicated control information；Otherwise, when the dedicated control information is not to open Downlink Control Information, it is determined that The dedicated control information is issued in present frame, when the dedicated control information is opens Downlink Control Information, is estimated described Open data transmission frames T corresponding to Downlink Control Informationy, and judge data transmission frames TyPower headroom B whether be less than issue Power variation Δ P corresponding to the unlatching Downlink Control Information caused by business datumdata, if it is, determining current Frame does not issue the unlatching Downlink Control Information, otherwise, it determines issuing the unlatching Downlink Control Information in present frame；As present frame TxWhen the Downlink Control Information for needing to issue the UE is common control information, according under default maximum Row transmission power PMAXWith the subband power of each subband for there is currently resident users, the public control is sent it is determined that being currently used in The subband of information processed；Wherein, the subband power summation of identified subband is less than or equal to the maximum downstream transmission power PMAX；Wherein, the Δ PdciDetermination method include：When the subband that the dedicated control information is seized is idle subband, Δ Pdci=PRE_j；When the subband that the dedicated control information is seized is subband of the list with data transfer, Δ Pdci=PRE_j-PRE_i；When the subband that the dedicated control information is seized is the subband of more subband data transmission, Δ Pdci=PRE_j-PRS·S；Wherein, the PRE_jTo receive the UE of dedicated control information subband power；The PRE_iFor the special control letter Cease the subband power that user equipment is preempted on the subband seized；The PRSFor reference signal power；S is the special control letter Cease the sub-band number that user equipment occupancy is preempted on the subband seized；Wherein, the Δ PdataDetermination method include：If what the unlatching Downlink Control Information was opened is list band business,When it is described unlatching Downlink Control Information open list with business take be idle subband when, Δ Pdata=PRE_j；PRE_j To receive the subband power of the UE for opening Downlink Control Information,When the list that the unlatching Downlink Control Information is opened with business takes be progress subband of the list with data transfer when,PRE_iFor quilt on the progress subband of the list with data transfer Seize UE subband power；When it is described unlatching Downlink Control Information open list with business take be to carry out the subband of more subband data transmission when, ΔPdata=0；If what the unlatching Downlink Control Information was opened is more subband business,When it is described unlatching Downlink Control Information open more subband business take be idle subband when, Δ Pdata=PRS*m；Institute State PRSFor reference signal power, the m is the sub-band number that more subband business that the unlatching Downlink Control Information is opened take；When more subband business that the unlatching Downlink Control Information is opened take be to carry out subband of the list with data transfer when,The PRE_iThe list seized for more subband business is with the use carried out data transmission on i The subband power of family equipment；M is the number of sub-bands that more subband business need, and h is the list that more subband business are seized Band quantity；When it is described unlatching Downlink Control Information open more subband business take be to carry out the subband of more subband data transmission when,The n is that the unlatching Downlink Control Information is opened The sub-band number sum that the user equipment carried out data transmission on all subbands that more subband business are seized takes.
- 2. according to the method for claim 1, it is characterised in that according toReally The fixed A, wherein, r is TxThe sub-band number of list band transmission is carried out in all subbands that -1 frame takes, k is Tx- 1 frame takes All subbands in carry out the sub-band numbers of more subband business, PiTo carry out the user being transmitted on the subband i of list band transmission The subband power of equipment, PRSFor reference signal power, ∑ Δ Pdci_lFor present frame TxAll Downlink Control Information pair issued The Δ P answereddciSum.
- 3. according to the method for claim 1, it is characterised in that according toReally The fixed B, wherein, z is TyThe sub-band number of list band transmission is carried out in all subbands that -1 frame takes, w is Ty- 1 frame takes All subbands in carry out the sub-band numbers of more subband business, PiTo carry out the user being transmitted on the subband i of list band transmission The subband power of equipment, PRSFor reference signal power, ∑ Δ Pdata_kFor present frame TxThe descending control letter of all unlatchings issued The Δ P corresponding to breathdataSum.
- 4. according to the method for claim 1, it is characterised in that the determination is currently used in the son for sending common control information Band includes：A1, the subbands that resident users be present by all add subband candidate collections；A2, judge whether the subband power sum of all subbands in the subband candidate collection is more than the PMAX, if it is, Perform step a4；Otherwise, step a3 is performed；A3, by the subband candidate collection last subband delete, return to step a2；A4, the subband in the subband candidate collection is defined as being currently used in the subband for sending common control information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268152.5A CN104254120B (en) | 2013-06-28 | 2013-06-28 | A kind of control method of downlink transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268152.5A CN104254120B (en) | 2013-06-28 | 2013-06-28 | A kind of control method of downlink transfer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104254120A CN104254120A (en) | 2014-12-31 |
| CN104254120B true CN104254120B (en) | 2018-02-02 |
Family
ID=52188558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310268152.5A Expired - Fee Related CN104254120B (en) | 2013-06-28 | 2013-06-28 | A kind of control method of downlink transfer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104254120B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108366413B (en) | 2017-01-26 | 2022-01-14 | 华为技术有限公司 | Terminal, network device and communication method |
| CN113852431B (en) * | 2021-11-29 | 2022-02-22 | 罗森伯格技术有限公司 | Method, communication device and storage medium for determining pilot power |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877905A (en) * | 2009-04-28 | 2010-11-03 | 大唐移动通信设备有限公司 | Method and device for controlling power of downlink control channel |
| WO2013000311A1 (en) * | 2011-06-29 | 2013-01-03 | 电信科学技术研究院 | Method and device for transmitting pdcch |
| CN103139886A (en) * | 2011-12-05 | 2013-06-05 | 中兴通讯股份有限公司 | Method for controlling transmitted power and base station controller |
-
2013
- 2013-06-28 CN CN201310268152.5A patent/CN104254120B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877905A (en) * | 2009-04-28 | 2010-11-03 | 大唐移动通信设备有限公司 | Method and device for controlling power of downlink control channel |
| WO2013000311A1 (en) * | 2011-06-29 | 2013-01-03 | 电信科学技术研究院 | Method and device for transmitting pdcch |
| CN103139886A (en) * | 2011-12-05 | 2013-06-05 | 中兴通讯股份有限公司 | Method for controlling transmitted power and base station controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104254120A (en) | 2014-12-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10602507B2 (en) | Facilitating uplink communication waveform selection | |
| JP6657172B2 (en) | Techniques for scaling the bandwidth of unlicensed radio frequency spectrum bands | |
| CN102804872B (en) | The method and apparatus of the uplink transmission power in control wireless communication system | |
| CN102664855B (en) | Orthogonal frequency division multiplexing (OFDM)-based channel assignment method in two-layer network | |
| CN107105491A (en) | power headroom management in wireless communication system | |
| CN101981998A (en) | Short-term interference mitigation in an asynchronous wireless network | |
| US10292151B2 (en) | Method for resource allocation and base station | |
| WO2020029698A1 (en) | Uplink channel resource indication and determination method, and base station, terminal and medium | |
| CN108811116A (en) | Transmit method, the network equipment, network controller and the terminal device of control channel | |
| CN104869651B (en) | OFDMA network downstream link circuit resource distribution methods based on QoE | |
| CN110034866A (en) | A kind of method, apparatus and system for feedback | |
| WO2015176660A1 (en) | Method, user equipment, and evolved nodeb for transmitting sounding reference signal | |
| Lee et al. | Modeling and performance evaluation of resource allocation for LTE femtocell networks | |
| CN102595516A (en) | Method for carrying out QoS scheduling according to PHR and server | |
| LeAnh et al. | Orchestrating resource management in LTE-unlicensed systems with backhaul link constraints | |
| CN103857046B (en) | Self-adaptive resource distribution method of cognition OFDM network based on spectrum filling | |
| CN104254120B (en) | A kind of control method of downlink transfer | |
| CN109246828A (en) | Downlink business processing method, base station and user equipment in multi-sub-band system | |
| CN106714292A (en) | Optimal power control method based on limited interference power and service quality in cognitive network | |
| CN103686743B (en) | D2D communication channel resource allocation method based on graph theory | |
| CN110138502A (en) | A kind of method and device of determining blind examination number | |
| Ferreira et al. | Power and delay optimization based uplink resource allocation for wireless networks with device-to-device communications | |
| Elsayed et al. | Learning-based resource allocation for data-intensive and immersive tactile applications | |
| CN107148078B (en) | User access control method and device for hybrid full-duplex and half-duplex network | |
| CN103369651A (en) | Method for allocating downlink transmission power in long-term evolution system and device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 |