CN108419292A - A kind of different business frequency-division multiplexing method - Google Patents
A kind of different business frequency-division multiplexing method Download PDFInfo
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- CN108419292A CN108419292A CN201710070426.8A CN201710070426A CN108419292A CN 108419292 A CN108419292 A CN 108419292A CN 201710070426 A CN201710070426 A CN 201710070426A CN 108419292 A CN108419292 A CN 108419292A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
This application provides a kind of different business frequency-division multiplexing method, this method includes：Within each common detection period, which carries the scheduling length of the transmission group and the transmission group belonging to the terminal in the first control information sent to terminal；When terminal receives first control information of base station transmission, the scheduling length of the transmission group and the transmission group belonging to the terminal is obtained；And the position that subsequent control and data channel are sent in the location determination common detection period is sent according to the band width for the transmission group being locally stored and information；Terminal sends position using the scheduling length of the transmission group belonging to this terminal in current common detection week as the period, according to the band width of the transmission group and information and carries out control and the reception of data information.This method can be such that various businesses are effectively multiplexed, and terminal is made to reduce power consumption.
Description
Technical field
The present invention relates to radio transmission technical field, more particularly to a kind of different business frequency-division multiplexing method.
Background technology
With the appearance of the technology more based on wireless transmission, the demand of time delay is also increasingly stringenter.It is especially right
It is even more multifarious compared to traditional Internet data transmission in the requirement of the different application of different industries, time delay.
Following network Development, supports interconnecting as trend of the times for data.It so can in following network
The parallel transmission of multiple business is supported just to seem particularly critical simultaneously.
To support the business simultaneous transmission of different delay, most important mode to be different business using different minimum hairs
Send element length (TUI).The business high to delay requirement uses smaller TUI, and to the low business of delay requirement using opposite
Big TUI.Support that the TUI of different business can be dynamically multiplexed over time and frequency.
System design needs to support the multiplexing of different TUI business.The business of different TUI carries out multiplexing and is divided into principal mode and has
Time division multiplexing, frequency division multiplexing three kinds of modes mixed with time-division frequency division.
The mixed requirement highest for terminal UE of time-frequency in these three multiplex modes needs UE to be carried out with minimum TUI continuous
Intercept.The direct result brought in this way is exactly that the power consumption of UE is substantially increased.Frequency division multiplexing can be used and adjust frequency resource allocation
The mode of ratio achievees the purpose that different business support, but for UE, due to the incomprehensiveness of business, to different
Frequency must also carry out and meanwhile intercept, for there was only the UE of single business, excessive listening detection also has power consumption and asks
Topic.Therefore, for being related in the multiplex mode of frequency division multiplexing, there are various businesses to be effectively multiplexed, and UE power consumptions are big to ask
Topic.
Invention content
In view of this, the application provides a kind of different business frequency-division multiplexing method, various businesses can be made effectively to be multiplexed, and
Terminal is set to reduce power consumption.
In order to solve the above technical problems, what the technical solution of the application was realized in：
A kind of different business frequency-division multiplexing method, this method include：
Base station configuration can frequency division support the maximum value K of different TUI length, and K transmission group is divided, for each transmission component
Position is sent with scheduling length, band width and information；Configure the transmission group belonging to common detection period and each terminal；
Within each common detection period, which carries the terminal institute in the first control information sent to terminal
The transmission group of category and the scheduling length of the transmission group；
Within each common detection period, when terminal receives first control information of base station transmission, the terminal is obtained
The scheduling length of affiliated transmission group and the transmission group；And according to the band width for the transmission group being locally stored, Yi Jixin
Breath sends the position that subsequent control and data channel are sent in the location determination common detection period；
When base station sends information to any terminal, the frequency of the transmission group belonging to the terminal in the current common detection period
Rate width and information send position and send information；
Terminal is using the scheduling length of the transmission group belonging to this terminal in current common detection week as the period, according to the transmission group
Band width and information send position carry out control and data information reception.
As can be seen from the above technical solution, in the application by the transmission group allocation schedule length for division, band width,
And information sends position, makes terminal within the common detection period using the scheduling length of the transmission group belonging to the terminal as the period,
Position is sent according to the band width of the transmission group and information and carries out control and the reception of data information, various businesses can be made to have
Effect multiplexing, and terminal is made to reduce power consumption.
Description of the drawings
Fig. 1 is the flow diagram of different business frequency division multiplexing in the embodiment of the present application.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and examples,
Technical scheme of the present invention is described in detail.
A kind of different business frequency division multiplexing is provided in the embodiment of the present application, passes through the transmission group allocation schedule for division
Length, band width and information send position, make tune of the terminal with the transmission group belonging to the terminal within the common detection period
Degree length is the period, and sending position according to the band width of the transmission group and information carries out control and the reception of data information, energy
Enough various businesses is made effectively to be multiplexed, and terminal is made to reduce power consumption.
When the application implements, can apply can also apply in frequency division multiplexing in the transmission mode that time-frequency is used with.
In the multiplex mode of frequency division multiplexing, the TUI length supported at each frequency is identical；In the multiplex mode that time-frequency is used with,
The TUI length supported at each frequency is identical, or different.
In base station side, need to configure can frequency division support the maximum value K of different TUI length, i.e. system that can support K kinds simultaneously not
With the business simultaneous transmission of the TUI length of length, wherein K is the integer more than 1.
Base station divides K transmission group, and K refers to while supporting the maximum number of TUI length, and currently used frequency number is not
One is set to K, and the number of currently used frequency is not more than K.
The band width and K values supported according to system divide K transmission group, specifically how to divide, the application, which is not done, to be had
Body limits, and a kind of typical dividing mode is given below：
Base station will be placed on different frequency locations for the control information of different terminals and send, each frequency location pair
Answer a kind of TUI length.
Base station is that each transmission group distributes band width and information sends position：The band width of each transmission group with
Based on the width that system is supported, it is the complete or collected works formed according to K and band width that the information of each transmission group, which sends location information,
In a subset.
Such as K=3, bandwidth supports 5M, 10M and 20M.Current system bandwidth is up to 20M, then one kind is combined as entire band
Wide to be divided into three sections, every section is supported a kind of TUI length, the system bandwidth occupied respectively to be combined as { 10M, 5M, 5M } respectively, 5M,
10M, 5M }, { 5M, 5M, 10M }.Since system each frequency range can indicate the TUI length of oneself, three of the above is combined as equivalent
Combination, it is only necessary to support a kind of.
Each terminal is divided into K transmission group by base station according to the type of service of terminal.
Base station is each transmission group allocation schedule length, which can be configured by high system level, can also be by object
Reason layer directly transmits.Terminal is divided into control channel reception in progress actual data reception and data demodulation receives two parts, controls
The reception of channel is prior to data demodulation.Terminal obtains the necessary information of data demodulation according to the reception of control channel.Terminal is complete
It needs to obtain the scheduling length of transmission group when receiving at control channel.
Base station configures the common detection period of a difference TUI, which is the integral multiple of symbol lengths.It is right
In ofdm system, base unit is symbol numbers, representative value such as 1,2,3,4,7,14.The common detection period would generally be so set
For 14 symbol lengths, but it is not limited to value setting.
Common detection period defining terminal minimum control channel detection cycle.Base station side using common detection as the period,
Fix the scheduling information sent including all terminals when sending first time, including how different terminals the information such as are grouped.In public affairs
Other in detection cycle altogether to send, the terminal in corresponding transmission group is only dispatched in base station in different frequency domains.With not
More than the periodic scheduling and transmission specific transactions in common detection period.Common number is supported in transmission based on the common detection period
According to business；More short cycle is serviced the highly reliable class business of low time delay.
End side, information (scheduling length, band width and information send position) for distribution group and public
Detection cycle can be locally configured and store, and the relevant information of configuration can also be sent to terminal by base station, so that terminal
Storage.
In the following, in conjunction with attached drawing, the process that different business frequency division multiplexing is realized in the embodiment of the present application is described in detail.
It is the flow diagram of different business frequency division multiplexing in the embodiment of the present application referring to Fig. 1, Fig. 1.The step includes：
Step 101, within each common detection period, base station carries in the first control information sent to terminal should
The scheduling length of transmission group and the transmission group belonging to terminal.
Step 102, it within each common detection period, when terminal receives first control information of base station transmission, obtains
Obtain the scheduling length of the transmission group and the transmission group belonging to the terminal；And it is wide according to the frequency for the transmission group being locally stored
Degree and information send the position that subsequent control and data channel are sent in the location determination common detection period.
Step 103, when base station sends information to any terminal, according to the hair belonging to the terminal in the current common detection period
It send the band width of group and information to send position and sends information.
Step 104, terminal is using the scheduling length of the transmission group in current common detection week belonging to this terminal as the period, according to
The band width and information of the transmission group send position and carry out control and the reception of data information.
Using technical solution provided by the present application, terminal only need the traffic packets according to oneself carry out accordingly with
TUI length is that the control channel in period tracks, so as to avoid all terminals using minimum TUI as the fixed test in period.In this way
The effect supported effective multiplexing of different TUI business and terminal is made effectively to economize on electricity can be reached.
In conclusion the application sends position by the transmission group allocation schedule length for division, band width and information
It sets, makes terminal within the common detection period using the scheduling length of the transmission group belonging to the terminal as the period, according to the transmission group
Band width and information send position and carry out control and the reception of data information, various businesses can be made effectively to be multiplexed, and each
Terminal can economize on electricity.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent substitution, improvement and etc. done should be included within the scope of protection of the invention god.
Claims (5)
1. a kind of different business frequency-division multiplexing method, which is characterized in that this method includes：
Base station configuration can frequency division support the maximum value K of different TUI length, and K transmission group is divided, for each transmission component auxiliary tone
It spends length, band width and information and sends position；Configure the transmission group belonging to common detection period and each terminal；Its
In, K is the integer more than 1；
Within each common detection period, which carries in the first control information sent to terminal belonging to the terminal
The scheduling length of transmission group and the transmission group；
Within each common detection period, when terminal receives first control information of base station transmission, obtain belonging to the terminal
Transmission group and the transmission group scheduling length；And it is sent out according to the band width for the transmission group being locally stored and information
Send the position that subsequent control and data channel are sent in the location determination common detection period；
When base station sends information to any terminal, the frequency of the transmission group belonging to the terminal in the current common detection period is wide
Degree and information send position and send information；
Terminal is using the scheduling length of the transmission group belonging to this terminal in current common detection week as the period, according to the frequency of the transmission group
Rate width and information send position and carry out control and the reception of data information.
2. according to the method described in claim 1, it is characterized in that, K transmission group of the division, including：
It is sent different frequency locations is placed on for the control information of different terminals, each frequency location corresponds to a kind of
TUI length.
3. according to the method described in claim 2, it is characterized in that,
Based on the width that system is supported, the information of each transmission group sends location information and is the band width of each transmission group
A subset in the complete or collected works formed according to K and band width.
4. according to the method described in claim 1-3 any one, which is characterized in that
The TUI length supported at each frequency is identical, or different.
5. according to the method described in claim 1-3 any one, which is characterized in that the frequency of the transmission group being locally stored
Rate width and information send position：
The band width and information of the transmission group of terminal configuration send location information；
Or, receiving band width that is that base station is sent and being stored in local transmission group and information transmission location information.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070426.8A CN108419292B (en) | 2017-02-09 | 2017-02-09 | Frequency division multiplexing method for different services |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070426.8A CN108419292B (en) | 2017-02-09 | 2017-02-09 | Frequency division multiplexing method for different services |
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| CN108419292A true CN108419292A (en) | 2018-08-17 |
| CN108419292B CN108419292B (en) | 2021-08-06 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340223A (en) * | 2008-08-07 | 2009-01-07 | 中兴通讯股份有限公司 | System resource distribution method and device based on wave beam shaping |
| WO2011087242A2 (en) * | 2010-01-12 | 2011-07-21 | 엘지전자 주식회사 | Method and apparatus for allocating resources for enhanced multicast broadcast service data in wireless communication system |
| CN105490787A (en) * | 2014-09-15 | 2016-04-13 | 中兴通讯股份有限公司 | Downlink pilot frequency transmission method, detection method, device, base station, and terminal |
| US20160278003A1 (en) * | 2013-10-31 | 2016-09-22 | Lg Electronics Inc. | Method for transmitting discovery message in wireless communication system and apparatus for same |
-
2017
- 2017-02-09 CN CN201710070426.8A patent/CN108419292B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340223A (en) * | 2008-08-07 | 2009-01-07 | 中兴通讯股份有限公司 | System resource distribution method and device based on wave beam shaping |
| WO2011087242A2 (en) * | 2010-01-12 | 2011-07-21 | 엘지전자 주식회사 | Method and apparatus for allocating resources for enhanced multicast broadcast service data in wireless communication system |
| US20160278003A1 (en) * | 2013-10-31 | 2016-09-22 | Lg Electronics Inc. | Method for transmitting discovery message in wireless communication system and apparatus for same |
| CN105490787A (en) * | 2014-09-15 | 2016-04-13 | 中兴通讯股份有限公司 | Downlink pilot frequency transmission method, detection method, device, base station, and terminal |
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| CN108419292B (en) | 2021-08-06 |
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Effective date of registration: 20211223 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 |