CN107483162A - A kind of terminal-specific pilot tone dispatching method and device - Google Patents
A kind of terminal-specific pilot tone dispatching method and device Download PDFInfo
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- CN107483162A CN107483162A CN201610402724.8A CN201610402724A CN107483162A CN 107483162 A CN107483162 A CN 107483162A CN 201610402724 A CN201610402724 A CN 201610402724A CN 107483162 A CN107483162 A CN 107483162A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
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Abstract
This application provides a kind of terminal-specific pilot tone dispatching method and device, this method to include：Base station is when configuring the terminal-specific pilot tone of 2 symbols, and for port 7 and port 8, the character position for adding pilot cell is respectively on the 3rd symbol, the 9th symbol and the 11st symbol, and port 7 and port 8 add pilot cell sub-carrier positions it is non-conterminous；For port 9 and port 10, the character position for adding pilot cell is respectively on the 4th symbol, the 10th symbol and the 12nd symbol, and to add pilot subcarrier positions non-conterminous for port 9 and port 10；When sending data to terminal, it is scheduled according to the terminal-specific pilot tone for 2 symbols being locally configured, the data that the base station for making terminal be received according to 2 symbol terminal-specific pilot demodulateds being locally configured is sent.The program can reduce time delay of averagely eating dishes without rice or wine, and effectively reduce detection complexity of the terminal when carrying out data demodulation.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of terminal-specific pilot tone dispatching method and dress
Put.
Background technology
With LTE universal commercialization, explosive growth is also presented in wireless data service.Increase in data service
While long quick, more types of service are supported also to bring challenge to present LTE network.These
Challenge is increasingly becoming the Main way of LTE network evolution.
Wherein, an important directions are exactly the shortening of time delay.For being wirelessly transferred, present LTE base
This scheduling unit (TTI) length is 1ms, and the average delay of a data transfer is in 10ms or so.Root
According to requirements of the newest ITU for future network, when one-way data service will meet 1ms average transmission
Prolong.
In order to preferably lift Consumer's Experience, and meet e-learning quality needs as far as possible, LTE also will be propped up progressively
Shorter TTI is held, when 1ms (14 symbol) TTI is reduced into 2 symbols, in existing realization
The scheduling mode of terminal (UE) dedicated pilot is not provided.
The content of the invention
In view of this, the application provides a kind of terminal-specific pilot tone dispatching method and device, can reduce flat
Eat dishes without rice or wine time delay, and effectively reduce detection complexity of the terminal when carrying out data demodulation.
In order to solve the above technical problems, what the technical scheme of the application was realized in：
A kind of terminal-specific pilot tone dispatching method, the terminal-specific pilot tone applied to 2 symbols are dispatched, the party
Method includes：
, for port 7 and port 8, pilot tone is added when configuring the terminal-specific pilot tone of 2 symbols in base station
The character position of unit is respectively on the 3rd symbol, the 9th symbol and the 11st symbol, and port 7
Add that the sub-carrier positions of pilot cell are non-conterminous, the sub-carrier positions not phase of pilot cell is added in port 8
It is adjacent；For port 9 and port 10, the character position for adding pilot cell is respectively the 4th symbol,
On 10 symbols and the 12nd symbol, and the sub-carrier positions of the addition of port 9 pilot cell are non-conterminous,
It is non-conterminous that pilot subcarrier positions are added in port 10；Pilot tone list is added with port 9 and port 10 in port 7
The position of member differs, and the position that port 8 adds pilot cell with port 9 and port 10 differs；
When sending data to terminal, it is scheduled according to the terminal-specific pilot tone for 2 symbols being locally configured,
The data that the base station for making terminal be received according to 2 symbol terminal-specific pilot demodulateds being locally configured is sent,
The terminal-specific pilot tone and the terminal-specific of 2 symbols of base station configuration of 2 symbols of the terminal configuration
Pilot tone is identical.
A kind of terminal-specific pilot tone dispatching device, applied to 2 symbols terminal-specific pilot tone dispatch base station on,
The device includes：Dispensing unit and transmitting element；
The dispensing unit, for when configuring the terminal-specific pilot tone of 2 symbols, for port 7 and port 8,
The character position of addition pilot cell is respectively on the 3rd symbol, the 9th symbol and the 11st symbol, and
The sub-carrier positions that pilot cell is added in port 7 are non-conterminous, and the sub-carrier positions of pilot cell are added in port 8
It is non-conterminous；For port 9 and port 10, the character position for adding pilot cell be respectively the 4th symbol,
On 10th symbol and the 12nd symbol, and the sub-carrier positions of the addition of port 9 pilot cell are non-conterminous,
It is non-conterminous that pilot subcarrier positions are added in port 10；Pilot cell is added with port 9 and port 10 in port 7
Position differ, the position that pilot cell is added in port 8 and port 9 and port 10 differs；
The transmitting element, for terminal send data when, be locally configured according to the dispensing unit 2
The terminal-specific pilot tone of symbol is scheduled, and makes terminal according to 2 symbol terminal-specific pilot tone solutions being locally configured
The data for adjusting the base station received to send, the terminal-specific pilot tone of 2 symbols of the terminal configuration and the base
Stand configuration 2 symbols terminal-specific pilot tone it is identical.
As can be seen from the above technical solution, 2 symbols that are configured on base station and terminal are passed through in the application
UE dedicated pilots, it would be preferable to support the UE dedicated pilots scheduling of 2 symbols.The realization of the program can reduce
Averagely eat dishes without rice or wine time delay, and effectively reduce detection complexity of the terminal when carrying out data demodulation.
Brief description of the drawings
Fig. 1 is the pilot configuration schematic diagram that port 7 is directed in existing realization；
Fig. 2 is the pilot configuration schematic diagram that port 8 is directed in existing realization；
Fig. 3 is the pilot configuration schematic diagram that port 9 is directed in existing realization；
Fig. 4 is the pilot configuration schematic diagram that port 10 is directed in existing realization；
Terminal-specific pilot configuration signal when Fig. 5 is is 2 symbols for the basic scheduling unit in port 7
Figure；
Fig. 6 is terminal-specific pilot tone scheduling flow schematic diagram in the embodiment of the present application；
Fig. 7 is the structural representation that the embodiment of the present application adds pilot cell for the pilot configuration of port 7
Figure；
Fig. 8 is the structural representation that the embodiment of the present application adds pilot cell for the pilot configuration of port 8
Figure；
Fig. 9 is the structural representation that the embodiment of the present application adds pilot cell for the pilot configuration of port 9
Figure；
Figure 10 is the structural representation that the embodiment of the present application adds pilot cell for the pilot configuration of port 10
Figure；
Figure 11 is the apparatus structure schematic diagram for being applied to above-mentioned technology in the embodiment of the present application.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with the accompanying drawings simultaneously
For embodiment, technical scheme is described in detail.
Existing LTE protocol, support UE dedicated pilots port：Port 7, port 8, port 9 and end
Mouth 10.A LTE resource block (RB) is made up of 144 basic resource units (RE), when
14, domain symbol, 12 symbols of frequency domain.
The existing schedule element time length of LTE is 1ms, there is 14 symbols in 1ms.
Referring to Fig. 1, Fig. 1 is the pilot configuration schematic diagram that port 7 is directed in existing realization.In Fig. 1,
The pilot distribution of port 7 is by R7Place pilot cell represents.
Referring to Fig. 2, Fig. 2 is the pilot configuration schematic diagram that port 8 is directed in existing realization.In Fig. 2,
The pilot distribution of port 8 is by R8Place pilot cell represents.
Referring to Fig. 3, Fig. 3 is the pilot configuration schematic diagram that port 9 is directed in existing realization.In Fig. 3,
The pilot distribution of port 9 is by R9Place pilot cell represents.
Referring to Fig. 4, Fig. 4 is the pilot configuration schematic diagram that port 10 is directed in existing realization.In Fig. 4,
The pilot distribution of port 10 is by R10Place pilot cell represents.
When basic scheduling unit is changed into 2 symbols from 1ms, by taking R7 ports as an example.Referring to Fig. 5, Fig. 5
Terminal-specific pilot configuration schematic diagram during to be 2 symbols for the basic scheduling unit in port 7.By scheming
To there is no pilot tone in visible sTT11 in 5, sTTI2, sTTI5 and sTTI6.For sTTI1, by
Control information is shared in needing to send, can there is no UE dedicated pilots, but for sTTI2,
STTI5 and sTTI6, without pilot distribution will cause the data of each port in these scheduling units all without
Method demodulates.
The embodiment of the present application makes the basic scheduling unit (sTTI) of each shortening by way of adding pilot tone
Except pilot tone be present in sTTI1, so as to ensure demodulation performance.
With reference to specific embodiment, the configuration how the application carries out UE dedicated pilots is described in detail,
And how to carry out data transmission.
When the application implements, 2 symbols can be respectively configured on base station and terminal with the base station communication
Number UE dedicated pilots, can also configure, be reinformed to the terminal communicated with base station.Hereafter
Exemplified by being respectively configured by base station and terminal, in a word, reach stored in base station and the terminal that communicates with it is identical
UE dedicated pilot structures, base station to terminal send data when, terminal can be demodulated normally.
Referring to Fig. 6, Fig. 6 is terminal-specific pilot tone scheduling flow schematic diagram in the embodiment of the present application.Specifically
Step is：
Step 601, base station is when configuring the terminal-specific pilot tone of 2 symbols, for port 7 and port 8,
The character position of addition pilot cell is respectively on the 3rd symbol, the 9th symbol and the 11st symbol,
And the sub-carrier positions of the addition of port 7 pilot cell are non-conterminous, the subcarrier of pilot cell is added in port 8
Position is non-conterminous.
In the TTI using 2 symbol lengths, when adding pilot cell, more pilot cells can be added,
It can ensure to solve tonality to a certain extent, but the expense that pilot tone is brought in itself will also decrease resource use
Efficiency.In view of existing pilot density is very high, the application is configuring pilot configuration, when adding pilot tone,
Few addition pilot cell as far as possible, therefore, for port 7 and port 8, in the 3rd symbol (symbol 3)
On the 9th symbol (symbol 9), 3 pilot cells are added；In the 11st symbol (symbol 11)
On, add 2 or 3 pilot cells.
Referring to Fig. 7, Fig. 7 is that the embodiment of the present application adds pilot cell for the pilot configuration of port 7
Structural representation.Pilot tone point of addition is in the 3rd symbol, the 9th symbol and the 11st symbol in Fig. 7.
3 pilot cells of addition in symbol 3, symbol 9 add 3 pilot cells, and symbol 11 adds
2 pilot cells, here by taking 2 symbols as an example, 3 pilot cells can also be added.
3 pilot cells of addition are non-conterminous in symbol 3 in symbol 3, i.e., on carrier position not
On adjacent carriers, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible for addition,
Position such as three carrier waves in Fig. 7 is the 3rd subcarrier, the 8th subcarrier, the 12nd subcarrier.
3 pilot cells of addition are non-conterminous in symbol 9 in symbol 9, i.e., on carrier position not
On adjacent carriers, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible for addition.
As in Fig. 7 in symbol 9 add 3 pilot cells corresponding to carrier position be：3rd subcarrier,
8th subcarrier, the 12nd subcarrier.
2 pilot cells of addition, non-conterminous in symbol 11 in symbol 11, i.e., does not add on carrier position
It is added on adjacent sub-carrier, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible,
As in Fig. 7 in symbol 11 add 2 pilot cells corresponding to carrier position be：4th subcarrier,
10th subcarrier.
Referring to Fig. 8, Fig. 8 is that the embodiment of the present application adds pilot cell for the pilot configuration of port 8
Structural representation.The position for the pilot cell that port 8 and port 7 are added can be with identical, can also be different,
In the embodiment of the present application, exemplified by the position of the pilot cell added to exit port 8 with port 7 is identical, tool
Body addition manner is shown in Fig. 8.
Step 602, the base station is directed to port 9 and port 10, adds the character position difference of pilot cell
For on the 4th symbol, the 10th symbol and the 12nd symbol, and the son of pilot cell is added in port 9
Carrier position is non-conterminous, and it is non-conterminous that pilot subcarrier positions are added in port 10.
It is similar with port 7 and port 8, when adding pilot tone, in order to improve resource utilization, as far as possible
Few addition pilot cell, therefore, for port 9 and port 10, in the 4th symbol and the 10th
On symbol, 3 pilot cells are added, 2 or 3 pilot cells are added on the 12nd symbol.
The position that port 7 adds pilot cell with port 9 and port 10 differs, port 8 and port 9
The position that pilot cell is added with port 10 differs, and port 7 adds the position of pilot cell with port 8
Identical or differ, port 9 and end are identical with the position that 10 add pilot cells or differ.
I.e. in specific implementation, the pilot cell position added on port 7 and port 8 can with identical,
It can differ；The position that pilot cell is added on port 9 and port 10 can be with identical, can not also phase
Together；But the position of pilot cell is added in port 7, and the position of the addition of port 8 pilot cell can not
The position that pilot cell is added with port 9 and port 10 is identical.
Referring to Fig. 9, Fig. 9 is that the embodiment of the present application adds pilot cell for the pilot configuration of port 9
Structural representation.The character position that pilot cell is added in Fig. 9 is the 4th symbol, the 10th symbol and the
12 symbols.
3 pilot cells of addition in symbol 4,3 pilot cells of interior addition of symbol 10, symbol 12
2 pilot tones of interior addition, here by taking 2 symbols as an example, can also add 3 pilot cells.
3 pilot cells of addition are non-conterminous in symbol 4 in symbol 4, i.e., on carrier position not
On adjacent carriers, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible for addition,
If 3 pilot cells being added in Fig. 9 in carrier position are respectively the 3rd subcarrier, the 8th subcarrier,
12nd subcarrier.
3 pilot cells of addition are non-conterminous in symbol 10 in symbol 10, i.e., on carrier position
Not adding on adjacent carriers, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible,
If 3 pilot cells being added in Fig. 9 in carrier position are respectively the 3rd subcarrier, the 8th subcarrier,
12nd subcarrier.
2 pilot tones of addition are uniformly distributed as far as possible in symbol 12 in symbol 12, such as 4 rows/subcarrier,
10 rows/subcarrier
2 pilot cells of addition are non-conterminous in symbol 12 in symbol 12, i.e., on carrier position
Not adding on adjacent carriers, more excellent addition manner is that the position added on carrier wave is uniformly distributed as far as possible,
If 2 pilot cells being added in Fig. 9 in carrier position are respectively the 4th subcarrier, the 10th subcarrier.
Referring to Figure 10, Figure 10 is that the embodiment of the present application adds pilot cell for the pilot configuration of port 10
Structural representation.The position for the pilot cell that port 9 and port 10 are added can be with identical, can also not
Together, in the embodiment of the present application, exemplified by the position of the pilot cell added to exit port 10 with port 9 is identical,
The concrete mode that pilot cell is added for port 10 is shown in Figure 10.
In the pilot cell addition manner for 4 ports that Fig. 7 to Figure 10 is provided, port 7 and port 8
Pilot cell addition manner it is identical, port 9 is identical with the pilot cell addition manner of port 10, port
7 and port 8, the position overlapped is not present in being added with the pilot cell of port 9 and port 10, that is, leads
The position of frequency unit addition is different.
Fig. 7 to Figure 10 only provides a kind of implementation for being directed to 4 port addition pilot cells, specific real
Now, it is not limited to a kind of this implementation.
Step 603, the base station to terminal when sending data, according to the terminal for 2 symbols being locally configured
Dedicated pilot is scheduled, and terminal is received according to 2 symbol terminal-specific pilot demodulateds being locally configured
The data that send of base station, terminal-specific pilot tone and the base station of 2 symbols of terminal configuration configure
2 symbols terminal-specific pilot tone it is identical.
Base station is scheduled the data to be sent using the structure of the UE dedicated pilots of 2 symbols of configuration,
Terminal is demodulated using the structure of the UE dedicated pilots of 2 symbols of configuration.
The pilot tone addition manner provided by the application specific embodiment, after carrying out pilot tone addition, sTTI2,
STTI5, sTTI6 have pilot distribution.The pilot distribution of sTTI2,3,4,5 is all in 2 symbols 3
Individual, pilot number is 2 or 3 in 2 symbols in sTTI6, and pilot number is 6 in sTTI7 2 symbols.Examine
It is limited to consider single RB pilot tones in 2 symbols, in each mono- RB of sTTI and data cell is also limited, for
Each sTTI minimum scheduling RB needs certain limitation, and therefore, base station is in dispatch terminal dedicated pilot
When, for a sTTI, the scheduling of 2 symbols is not less than preset value RB every time.
Here preset value can configure according to practical application, and such as 10,20 etc..
Based on same inventive concept, the application specific embodiment also proposes a kind of terminal-specific pilot tone scheduling
Device.Referring to Figure 11, Figure 11 is that the apparatus structure for being applied to above-mentioned technology in the embodiment of the present application is illustrated
Figure.The device includes：Dispensing unit 1101 and transmitting element 1102；
Dispensing unit 1101, for when configuring the terminal-specific pilot tone of 2 symbols, for port 7 and holding
Mouth 8, the character position for adding pilot cell are respectively the 3rd symbol, the 9th symbol and the 11st symbol
On number, and the sub-carrier positions of the addition of port 7 pilot cell are non-conterminous, and pilot cell is added in port 8
Sub-carrier positions are non-conterminous；For port 9 and port 10, the character position for adding pilot cell is respectively
On 4th symbol, the 10th symbol and the 12nd symbol, and the son load of pilot cell is added in port 9
Ripple position is non-conterminous, and it is non-conterminous that pilot subcarrier positions are added in port 10；Port 7 and port 9 and port
The position of 10 addition pilot cells differs, and pilot cell is added in port 8 with port 9 and port 10
Position differs；
Transmitting element 1102, for when sending data to terminal, matching somebody with somebody according to dispensing unit 1101 is local
The terminal-specific pilot tone for 2 symbols put is scheduled, and makes terminal special according to 2 symbol terminals being locally configured
The data that the base station received with pilot demodulated is sent, the terminal-specific of 2 symbols of the terminal configuration are led
Frequency is identical with the terminal-specific pilot tone of 2 symbols of base station configuration.
It is preferred that
Dispensing unit 1101, for when configuring the dedicated pilot of 2 symbols, for port 7 and port 8,
On the 3rd symbol and the 9th symbol, 3 pilot cells are added；On the 11st symbol, addition
2 or 3 pilot cells；For port 9 and port 10, on the 4th symbol and the 10th symbol,
3 pilot cells are added, 2 or 3 pilot cells are added on the 12nd symbol.
It is preferred that
Described device unit, for when configuring the dedicated pilot of 2 symbols, port 7 to be added with port 8
The position of pilot cell is identical or differs, port 9 and end with 10 add pilot cells position it is identical or
Differ.
It is preferred that
Transmitting element 1102, in dispatch terminal dedicated pilot, for the basic scheduling of a shortening
The scheduling of 2 symbols is not less than preset value resource block RB to unit sTTI every time.
The unit of above-described embodiment can be integrated in one, and can also be deployed separately；It can be merged into one
Unit, multiple subelements can also be further split into.
In summary, the UE of 2 symbols in the embodiment of the present application by being configured on base station and terminal is special
With pilot tone, it would be preferable to support the UE dedicated pilots scheduling of 2 symbols.The realization of the program can reduce average
Eat dishes without rice or wine time delay, can reach 1ms or so, and effectively reduce detection of complex of the terminal when carrying out data demodulation
Degree.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all at this
Within the spirit and principle of invention, any modification, equivalent substitution and improvements done etc., it should be included in
Within the scope of protection of the invention.
Claims (8)
1. a kind of terminal-specific pilot tone dispatching method, it is characterised in that the terminal-specific applied to 2 symbols is led
Frequency modulation degree, this method include：
, for port 7 and port 8, pilot cell is added when configuring the terminal-specific pilot tone of 2 symbols in base station
Character position be respectively that and the addition of port 7 is led on the 3rd symbol, the 9th symbol and the 11st symbol
The sub-carrier positions of frequency unit are non-conterminous, and the sub-carrier positions that pilot cell is added in port 8 are non-conterminous；For
Port 9 and port 10, the character position for adding pilot cell be respectively the 4th symbol, the 10th symbol and
On 12nd symbol, and the sub-carrier positions of the addition of port 9 pilot cell are non-conterminous, and the addition of port 10 is led
Frequency sub-carrier positions are non-conterminous；The position that port 7 adds pilot cell with port 9 and port 10 differs,
The position that port 8 adds pilot cell with port 9 and port 10 differs；
When sending data to terminal, it is scheduled, is made according to the terminal-specific pilot tone for 2 symbols being locally configured
The data that the base station that terminal receives according to 2 symbol terminal-specific pilot demodulateds being locally configured is sent, it is described
The terminal-specific pilot tone phase for 2 symbols that the terminal-specific pilot tone of 2 symbols of terminal configuration configures with the base station
Together.
2. according to the method for claim 1, it is characterised in that
For port 7 and port 8, on the 3rd symbol and the 9th symbol, 3 pilot cells are added；
On the 11st symbol, 2 or 3 pilot cells are added；
For port 9 and port 10, on the 4th symbol and the 10th symbol, 3 pilot cells are added,
2 or 3 pilot cells are added on the 12nd symbol.
3. according to the method for claim 1, it is characterised in that
Port 7 is identical with the position that pilot cell is added in port 8 or differs, port 9 and end and 10 additions
The position of pilot cell is identical or differs.
4. according to the method described in claim 1-3 any one, it is characterised in that
In dispatch terminal dedicated pilot, for a basic scheduling unit sTTI shortened, 2 symbols are adjusted every time
Degree is not less than preset value resource block RB.
5. a kind of terminal-specific pilot tone dispatching device, it is characterised in that the terminal-specific applied to 2 symbols is led
On the base station of frequency modulation degree, the device includes：Dispensing unit and transmitting element；
The dispensing unit, for when configuring the terminal-specific pilot tone of 2 symbols, for port 7 and port 8,
The character position of addition pilot cell is respectively on the 3rd symbol, the 9th symbol and the 11st symbol, and
The sub-carrier positions that pilot cell is added in port 7 are non-conterminous, and the sub-carrier positions of pilot cell are added in port 8
It is non-conterminous；For port 9 and port 10, the character position for adding pilot cell be respectively the 4th symbol,
On 10th symbol and the 12nd symbol, and the sub-carrier positions of the addition of port 9 pilot cell are non-conterminous,
It is non-conterminous that pilot subcarrier positions are added in port 10；Pilot cell is added with port 9 and port 10 in port 7
Position differ, the position that pilot cell is added in port 8 and port 9 and port 10 differs；
The transmitting element, for terminal send data when, be locally configured according to the dispensing unit 2
The terminal-specific pilot tone of symbol is scheduled, and makes terminal according to 2 symbol terminal-specific pilot tone solutions being locally configured
The data for adjusting the base station received to send, the terminal-specific pilot tone of 2 symbols of the terminal configuration and the base
Stand configuration 2 symbols terminal-specific pilot tone it is identical.
6. device according to claim 5, it is characterised in that
The dispensing unit, for when configuring the dedicated pilot of 2 symbols, for port 7 and port 8,
On 3rd symbol and the 9th symbol, 3 pilot cells are added；On the 11st symbol, addition 2 or
3 pilot cells；For port 9 and port 10, on the 4th symbol and the 10th symbol, addition 3
Individual pilot cell, 2 or 3 pilot cells are added on the 12nd symbol.
7. device according to claim 5, it is characterised in that
Described device unit, for when configuring the dedicated pilot of 2 symbols, port 7 to be led with the addition of port 8
The position of frequency unit is identical or differs, port 9 and end is identical with the position that 10 add pilot cells or not phase
Together.
8. according to the device described in claim 5-7 any one, it is characterised in that
The transmitting element, in dispatch terminal dedicated pilot, for the basic scheduling list of a shortening
The scheduling of 2 symbols is not less than preset value resource block RB to first sTTI every time.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402724.8A CN107483162B (en) | 2016-06-08 | 2016-06-08 | Terminal-specific pilot scheduling method and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402724.8A CN107483162B (en) | 2016-06-08 | 2016-06-08 | Terminal-specific pilot scheduling method and device |
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| Publication Number | Publication Date |
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| CN107483162A true CN107483162A (en) | 2017-12-15 |
| CN107483162B CN107483162B (en) | 2020-10-27 |
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| US20070104151A1 (en) * | 2005-11-04 | 2007-05-10 | Texas Instruments Incorporated | Method for Transmission of Unicast Control in Broadcast/Multicast Transmission Time Intervals |
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| CN101771437A (en) * | 2008-12-31 | 2010-07-07 | 中兴通讯股份有限公司 | Transmission method for dedicated pilot frequency |
| CN102187630A (en) * | 2008-10-16 | 2011-09-14 | 交互数字专利控股公司 | Method and apparatus for wireless transmit/receive unit specific pilot signal transmission and wireless transmit/receive unit specific pilot signal power boosting |
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- 2016-06-08 CN CN201610402724.8A patent/CN107483162B/en active Active
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| US20070104151A1 (en) * | 2005-11-04 | 2007-05-10 | Texas Instruments Incorporated | Method for Transmission of Unicast Control in Broadcast/Multicast Transmission Time Intervals |
| CN101431490A (en) * | 2007-10-30 | 2009-05-13 | 大唐移动通信设备有限公司 | Pilot frequency insertion method, apparatus, base station and customer equipment of orthogonal frequency division multiplexing system |
| CN102187630A (en) * | 2008-10-16 | 2011-09-14 | 交互数字专利控股公司 | Method and apparatus for wireless transmit/receive unit specific pilot signal transmission and wireless transmit/receive unit specific pilot signal power boosting |
| CN101771437A (en) * | 2008-12-31 | 2010-07-07 | 中兴通讯股份有限公司 | Transmission method for dedicated pilot frequency |
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Effective date of registration: 20211224 Address after: 100191 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF INFORMATION AND COMMUNICATIONS Address before: 100191 No. 52 Garden North Road, Beijing, Haidian District Patentee before: CHINA ACADEME OF TELECOMMUNICATION RESEARCH OF MIIT |