CN109586841A - Configuration method, relevant device and the storage medium of channel quality indication (CQI) information - Google Patents
Configuration method, relevant device and the storage medium of channel quality indication (CQI) information Download PDFInfo
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- CN109586841A CN109586841A CN201710904264.3A CN201710904264A CN109586841A CN 109586841 A CN109586841 A CN 109586841A CN 201710904264 A CN201710904264 A CN 201710904264A CN 109586841 A CN109586841 A CN 109586841A
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- cqi
- terminal
- cqi table
- modulation mode
- maximum modulation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/36—Modulator circuits; Transmitter circuits
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of configuration method of channel quality indication (CQI) information, relevant device and storage mediums, which comprises according to the terminal type of terminal, P CQI table is selected from preconfigured channel quality indicator (CQI) table；Indicate a CQI table to the terminal from the P CQI table.The present invention can effectively save signaling overheads, be different types of terminal configurating channel quality indication (CQI) information, and can cover all modulation systems of CQI and code efficiency, guarantee the stability of data transmission.
Description
Technical field
The present invention relates to field of mobile communication, more particularly to a kind of configuration method, corresponding of channel quality indication (CQI) information
Equipment and storage medium.
Background technique
Long term evolution (LTE, Long Term Evolution) technology belongs to forth generation (4G, Fourth Generation)
Radio honeycomb communication technology.LTE system defines channel quality instruction (CQI, Channel Quality Indicator) table
With Modulation and Coding Scheme (MCS, Modulation and Coding Schedule) table, for determining the modulation system of data
And code efficiency.
Currently, including the application scenarios of three and three or more CQI tables for terminal, base station does not have corresponding signaling
Allocation plan.
Summary of the invention
In order to overcome drawbacks described above, technical problems to be solved of the embodiment of the present invention are to provide a kind of channel quality instruction letter
Configuration method, relevant device and the storage medium of breath can be different types of under the premise of not increasing existing signaling overheads
Terminal indicates CQI table configuration information.
In order to solve the above technical problems, the configuration method of one of embodiment of the present invention channel quality indication (CQI) information, institute
The method of stating includes:
According to the terminal type of terminal, P CQI table is selected from preconfigured channel quality indicator (CQI) table；Its
Middle P is 2 or the integer greater than 2；
Indicate a CQI table to the terminal from P CQI table of selection.
In order to solve the above technical problems, the configuration equipment of one of embodiment of the present invention channel quality indication (CQI) information, packet
Include memory and processor；The memory is stored with the configuration computer program of channel quality indication (CQI) information, the processor
Described program is executed, the step of to realize method as described above.
In order to solve the above technical problems, one of embodiment of the present invention computer readable storage medium, is stored with channel
The configuration computer program of quality indication (CQI) information, when described program is executed by least one processor, to realize side as described above
The step of method.
The embodiment of the present invention has the beneficial effect that:
Method, relevant device and storage medium in the embodiment of the present invention, according to the terminal type of terminal, from preconfigured
P CQI table is selected in CQI table, indicates that a CQI table to the terminal, is so handled from the P CQI table
Signaling overheads can be effectively saved, indicates CQI table configuration information for different types of terminal, and it is all to cover CQI
Modulation system and code efficiency guarantee the stability of data transmission.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the configuration method of channel quality indication (CQI) information in the embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of the configuration equipment of channel quality indication (CQI) information in the embodiment of the present invention.
Specific embodiment
In order to solve problems in the prior art, the embodiment of the invention provides a kind of configuration sides of channel quality indication (CQI) information
Method, relevant device and storage medium, below in conjunction with attached drawing and embodiment, the present invention will be described in further detail.It should
Understand, described herein specific examples are only used to explain the present invention, does not limit the present invention.
In subsequent description, using for distinguishing element " first ", the prefixes such as " second " are only for being conducive to
The explanation of the embodiment of the present invention itself does not have specific meaning.
Embodiment one
As shown in Figure 1, the embodiment of the present invention provides a kind of configuration method of channel quality indication (CQI) information, the method packet
It includes:
S101 selects P CQI table according to the terminal type of terminal from preconfigured channel quality indicator (CQI) table
Lattice；Wherein P is 2 or the integer greater than 2；
S102 indicates a CQI table to the terminal from P CQI table of selection.
The embodiment of the present invention executes in transmitting terminal, and wherein transmitting terminal includes base station, terminal, relaying (relay), launch point
Equipment such as (transmitting point).
The embodiment of the present invention selects P from preconfigured channel quality indicator (CQI) table according to the terminal type of terminal
A CQI table indicates a CQI table to the terminal from the P CQI table, and so processing can effectively save letter
Expense is enabled, indicates CQI table configuration information for different types of terminal, and all modulation systems of CQI and coding can be covered
Efficiency guarantees the stability of data transmission.
On the basis of the above embodiments, the modification of above-described embodiment is proposed.
Below by taking P is 2 as an example, each variant embodiment is illustrated.
In embodiments of the present invention, optionally, one CQI table of instruction gives the terminal from 2 CQI tables, specifically
Include:
High-rise configuration signal is sent to the terminal, the high level configuration signal is used to indicate a CQI table to described
Terminal.
Wherein, the terminal type according to terminal selects 2 from preconfigured channel quality indicator (CQI) table
Before CQI table, comprising:
According to the terminal type, the maximum modulation mode that the terminal is supported is determined.
For example, dividing according to modulation system, terminal type includes 64QAM (Quadrature
AmplitudeModulation, quadrature amplitude modulation) terminal type, 256QAM terminal type and 1024QAM terminal type etc.
Deng.Wherein, the corresponding maximum modulation mode of 64QAM terminal type is 64QAM, the corresponding maximum modulation side of 256QAM terminal type
Formula is 256QAM, and the corresponding maximum modulation mode of 1024QAM terminal type is 1024QAM.
In embodiments of the present invention, optionally, the first CQI table, institute are included at least in selected 2 CQI tables
The maximum modulation mode for stating the first CQI table is 64QAM.
In embodiments of the present invention, optionally, the 2nd CQI table, institute are included at least in selected 2 CQI tables
The maximum modulation mode for stating the 2nd CQI table is the corresponding maximum modulation mode of the terminal type or is that the transmitting terminal is supported
Maximum modulation mode.
Wherein, support two kinds of maximum modulation mode of the corresponding maximum modulation mode of the terminal type and the transmitting terminal
In modulation system, a kind of lesser modulation system is the maximum modulation mode of the 2nd CQI table.
Specifically, when the maximum modulation mode that transmitting terminal is supported is more than or equal to the corresponding maximum modulation mode of terminal type
When, the maximum modulation mode supported between the transmitting terminal and the terminal is the maximum modulation mode that terminal is supported.At this point, institute
The maximum modulation mode for stating the 2nd CQI table is the corresponding maximum modulation mode of the terminal type；
When the maximum modulation mode that transmitting terminal is supported maximum modulation mode corresponding less than terminal type, the transmitting terminal
The maximum modulation mode supported between the terminal is the maximum modulation mode that transmitting terminal is supported.At this point, the 2nd CQI table
The maximum modulation mode of lattice is the maximum modulation mode that the transmitting terminal is supported.
The embodiment of the present invention selects 2 CQI tables in preconfigured all CQI tables, although reducing available
CQI table quantity, but the CQI table (the first CQI table) that maximum modulation mode is 64QAM is included at least in 2 CQI tables
It is the CQI table (the 2nd CQI table) for the maximum modulation mode that the terminal is supported with maximum modulation mode, so as to cover
All modulation systems of CQI and code efficiency guarantee the stability of data transmission.
In embodiments of the present invention, optionally, the quantity of the preconfigured channel quality indicator (CQI) table is not small
In 3 integer, the high level configuration signal is 1 bit information.
That is, optionally, when transmitting terminal is configured with 3 and the above CQI table, wherein 2 CQI tables are selected,
One of 2 CQI tables are used by 1 bit high level configuration signal instruction terminal.
In embodiments of the present invention, optionally, the high-rise configuration signal is used to indicate a CQI table to described
Terminal, comprising:
When the corresponding maximum modulation mode of the terminal type is 1024QAM, the high level configuration signal instruction is maximum
The CQI table that the CQI table or maximum modulation mode that modulation system is 64QAM are 1024QAM gives the terminal.
That is, in embodiments of the present invention, when the maximum modulation mode of the terminal type is 1024QAM modulation
When, the 1 bit high level configuration signal indicates the CQI table that the terminal is 64QAM using maximum modulation mode, or uses
Maximum modulation mode is the CQI table of 1024QAM.
In embodiments of the present invention, high-rise configuration signal can be the CQI table of directly or indirectly instruction terminal.Example
Such as, high-rise configuration signal can indicate other information (preset configuration information) to terminal, but the other information corresponds to indirectly
The CQI table of terminal.For example, for the terminal of 1024QAM type, high-rise configuration signal can indicate whether the terminal enables
1024QAM, if instruction terminal enables 1024QAM, counterpart terminal is the CQI table of 1024QAM using maximum modulation mode, if
Instruction terminal does not enable 1024QAM, then the CQI table that counterpart terminal is 64QAM using maximum modulation mode.
That is, optionally, the high level configuration signal indicates a CQI table to the terminal, comprising:
According to preset configuration information and CQI table corresponding relationship, the high-rise configuration signal of configuration information is carried to described
Terminal instruction CQI table corresponding with the configuration information carried.
In embodiments of the present invention, MCS table can be configured according to CQI table, i.e., MCS table and CQI table it
Between there is certain corresponding relationship, as soon as while having corresponded to a MCS table so that high-rise configuration signal indicates a CQI table
Lattice.
Based on the embodiments of the present invention and each variant embodiment, it is exemplified below a specific embodiment.
The configuration method of channel quality indication (CQI) information in this specific embodiment, comprising:
Step 1, terminal is 1024QAM terminal type, and transmitting terminal is selected from 3 CQI tables according to 1024QAM terminal type
Select 2 CQI tables；
For example, transmitting terminal includes 3 CQI tables: CQI table that maximum modulation mode is 64QAM, maximum modulation mode are
The CQI table and maximum modulation mode of 256QAM is the CQI table of 1024QAM.
Wherein, 1024QAM terminal type refers to that maximum modulation mode is the terminal of 1024QAM.
For another example, be directed to 1024QAM terminal type, transmitting terminal selected from 3 CQI tables maximum modulation mode for
The CQI table and maximum modulation mode of 64QAM is the CQI table of 1024QAM.
In addition, if being for 256QAM terminal type, then transmitting terminal selects maximum modulation mode from 3 CQI tables
The CQI table that CQI table and maximum modulation mode for 64QAM are 256QAM.
Step 2, transmitting terminal sends high-rise configuration signal to terminal, which uses the 2 of selection
One in a CQI table.
Optionally, the high-rise configuration signal for being 1024QAM terminal instruction CQI table is 1 bit information.Wherein 1 bit is believed
Cease the CQI table that instruction terminal is 64QAM using maximum modulation mode, or the CQI for the use of maximum modulation mode being 1024QAM
Table.
Optionally, MCS table is configured according to CQI table, and MCS table and CQI table correspond.For example, when height
When layer configuration signal instruction terminal is using the CQI table that maximum modulation mode is 64QAM, correspondingly, terminal uses maximum modulation
Mode is the MCS table of 64QAM；As the CQI that the high-rise configuration signal instruction terminal is 1024QAM using maximum modulation mode
When table, correspondingly, the MCS table that terminal is 1024QAM using maximum modulation mode.
Its configuration signal on the middle and senior level can be the CQI table of directly or indirectly instruction terminal.For example, high-rise configuration signal
Other information can be indicated to terminal, but the other information has corresponded to the CQI table of terminal indirectly.
Embodiment two
The embodiment of the present invention provides a kind of configuration equipment of channel quality indication (CQI) information, and the configuration equipment includes memory
20 and processor 22；The memory 20 is stored with the configuration computer program of channel quality indication (CQI) information, the processor 22
Described program is executed, to realize such as the step of any one of embodiment one the method.
The embodiment of the present invention is by the terminal type according to terminal, from preconfigured channel quality indicator (CQI) table
P CQI table is selected, a CQI table is indicated from the P CQI table to the terminal, so processing can effectively subtract
Few signaling overheads, and can be different types of terminal configurating channel quality indication (CQI) information, and guarantee the steady of data transmission
It is qualitative.
The configuration equipment of channel quality indication (CQI) information of the embodiment of the present invention includes base station, terminal, relaying (relay), transmitting
The equipment of the transmitting terminals such as point (transmitting point).
Specifically, the processor executes described program, to realize following steps:
According to the terminal type of terminal, P CQI is selected from preset preconfigured channel quality indicator (CQI) table
Table；Wherein P is 2 or the integer greater than 2.
Indicate a CQI table to the terminal from P CQI table of selection.
Below by taking P is 2 as an example, the embodiment of the present invention is illustrated.
In embodiments of the present invention, optionally, described to indicate that a CQI table is given from selected 2 CQI tables
The terminal, comprising:
High-rise configuration signal is sent to the terminal, the high level configuration signal is used to indicate a CQI table to described
Terminal.
Wherein, the terminal type according to terminal selects 2 from preconfigured channel quality indicator (CQI) table
Before CQI table, comprising:
According to the terminal type, the maximum modulation mode that the terminal is supported is determined.
In embodiments of the present invention, optionally, the first CQI table, institute are included at least in selected 2 CQI tables
The maximum modulation mode for stating the first CQI table is 64 quadrature amplitude modulation QAM.
In embodiments of the present invention, optionally, the 2nd CQI table, institute are included at least in selected 2 CQI tables
The maximum modulation mode for stating the 2nd CQI table is the maximum modulation mode of the terminal support or is that the transmitting terminal is supported most
Big modulation system.
Wherein, support two kinds of maximum modulation mode of the corresponding maximum modulation mode of the terminal type and the transmitting terminal
In modulation system, a kind of lesser modulation system is the maximum modulation mode of the 2nd CQI table.
In embodiments of the present invention, optionally, the quantity K of the preconfigured channel quality indicator (CQI) table is not
Integer less than 3, the high level configuration signal is 1 bit information.
In embodiments of the present invention, optionally, when the corresponding maximum modulation mode of the terminal type is 1024QAM,
The high level configuration signal is used to indicate a CQI table to the terminal, comprising:
The high level configuration signal is used to indicate the CQI table or maximum modulation mode that maximum modulation mode is 64QAM
The terminal is given for the CQI table of 1024QAM.
The embodiment of the present invention in specific implementation, can also be refering to embodiment one, it may have corresponding technical effect.
Embodiment three
The embodiment of the present invention provides a kind of computer readable storage medium, and the storage medium is stored with channel quality instruction
The configuration computer program of information, when described program is executed by least one processor, to realize as any one in embodiment one
The step of item the method.
Computer readable storage medium can be RAM memory, flash memory, ROM memory, EPROM in the embodiment of the present invention
Memory, eeprom memory, register, hard disk, mobile hard disk, CD-ROM or any other form known in the art
Storage medium.A kind of storage medium lotus root can be connected to processor, thus enable a processor to from the read information,
And information can be written to the storage medium；Or the storage medium can be the component part of processor.Processor and storage are situated between
Matter can be located in specific integrated circuit.
The embodiment of the present invention in specific implementation, can be refering to embodiment one and embodiment two, it may have corresponding technology
Effect.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of configuration method of channel quality indication (CQI) information, which is characterized in that the described method includes:
According to the terminal type of terminal, P CQI table is selected from preconfigured channel quality indicator (CQI) table；Wherein P
For 2 or the integer greater than 2；
Indicate a CQI table to the terminal from P CQI table of selection.
2. the method as described in claim 1, which is characterized in that indicate a CQI table in the P CQI table from selection
Lattice give the terminal, comprising:
High-rise configuration signal is sent to the terminal, the high level configuration signal is used to indicate a CQI table to the terminal.
3. the method as described in claim 1, which is characterized in that the terminal type according to terminal, from preconfigured letter
In road quality indicator (CQI) table before P CQI table of selection, comprising:
According to the terminal type, the maximum modulation mode that the terminal is supported is determined.
4. the method as described in claim 1, which is characterized in that include at least the first CQI in the selected P CQI table
Table, the maximum modulation mode of the first CQI table are 64QAM.
5. the method as described in claim 1, which is characterized in that include at least the 2nd CQI in the selected P CQI table
Table, the maximum modulation mode of the 2nd CQI table are the corresponding maximum modulation mode of the terminal type or are transmitting terminal
The maximum modulation mode of support.
6. method as claimed in claim 5, which is characterized in that the corresponding maximum modulation mode of the terminal type and transmitting terminal
In the maximum modulation mode of support, a kind of small modulation system is the maximum modulation mode of the 2nd CQI table.
7. method according to claim 2, which is characterized in that the number of the preconfigured channel quality indicator (CQI) table
Amount is the integer not less than 3；
The high level configuration signal is 1 bit information.
8. the method as described in any one of claim 1-7, which is characterized in that when the corresponding maximum tune of the terminal type
When mode processed is 1024QAM, the high level configuration signal is used to indicate a CQI table to the terminal, comprising:
The high level configuration signal is used to indicate the CQI table that maximum modulation mode is 64QAM or maximum modulation mode is
The CQI table of 1024QAM gives the terminal.
9. a kind of configuration equipment of channel quality indication (CQI) information, which is characterized in that the configuration equipment includes memory and processing
Device；The memory is stored with the configuration computer program of channel quality indication (CQI) information, and the processor executes described program, with
It realizes such as the step of any one of claim 1-8 the method.
10. a kind of computer readable storage medium, which is characterized in that the storage medium is stored with channel quality indication (CQI) information
Computer program is configured, when described program is executed by least one processor, to realize such as any one of claim 1-8 institute
The step of stating method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710904264.3A CN109586841A (en) | 2017-09-29 | 2017-09-29 | Configuration method, relevant device and the storage medium of channel quality indication (CQI) information |
| PCT/CN2018/095392 WO2019062276A1 (en) | 2017-09-29 | 2018-07-12 | Method and device for configuring channel quality indicator information, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710904264.3A CN109586841A (en) | 2017-09-29 | 2017-09-29 | Configuration method, relevant device and the storage medium of channel quality indication (CQI) information |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109586841A true CN109586841A (en) | 2019-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710904264.3A Pending CN109586841A (en) | 2017-09-29 | 2017-09-29 | Configuration method, relevant device and the storage medium of channel quality indication (CQI) information |
Country Status (2)
| Country | Link |
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| CN (1) | CN109586841A (en) |
| WO (1) | WO2019062276A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2944062B1 (en) * | 2013-01-11 | 2019-10-30 | Interdigital Patent Holdings, Inc. | System and method for adaptive modulation |
| KR102347644B1 (en) * | 2013-09-03 | 2022-01-07 | 삼성전자주식회사 | Downlink transmission method and user terminal equipment |
| CN104468027A (en) * | 2013-09-25 | 2015-03-25 | 株式会社日立制作所 | Base station device supporting data transmission based on high-order modulation and data communication method |
| CN103746776A (en) * | 2014-01-24 | 2014-04-23 | 宇龙计算机通信科技(深圳)有限公司 | Data transmission method, data transmission device and base station |
| CN111769860B (en) * | 2015-09-25 | 2021-07-23 | 中兴通讯股份有限公司 | CQI information receiving method, transmitting method, receiving device and transmitting device |
-
2017
- 2017-09-29 CN CN201710904264.3A patent/CN109586841A/en active Pending
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2018
- 2018-07-12 WO PCT/CN2018/095392 patent/WO2019062276A1/en active Application Filing
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| WO2019062276A1 (en) | 2019-04-04 |
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