CN101242662B - A broadband resource configuration method - Google Patents
A broadband resource configuration method Download PDFInfo
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- CN101242662B CN101242662B CN2008100833950A CN200810083395A CN101242662B CN 101242662 B CN101242662 B CN 101242662B CN 2008100833950 A CN2008100833950 A CN 2008100833950A CN 200810083395 A CN200810083395 A CN 200810083395A CN 101242662 B CN101242662 B CN 101242662B
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Abstract
The invention discloses a wideband resource configuring method, including: base station sets basic resource configuration information for mobile terminal, wherein the mentioned basic resource configuration information includes whether the terminal uses multi-carrier or single carrier mode, the mentioned works on basic carrier set by base station and acquires basic configuration information of users. When single carrier mode is decided to be used based on the mentioned basic resource configuration information, uplink and downlink time-frequency resource of basic carrier is obtained according to detailed resource configuration information of basic carrier; when multi-carrier mode is decided to be used, uplink and downlink time-frequency resource of basic carrier is obtained according to detailed resource configuration information of each carriers. Applying the inventive method, extensibility of the wideband multi-carrier is enhanced.
Description
Technical field
The present invention relates to wireless communication field, relate in particular to a kind of collocation method of multi-carrier resource.
Background technology
With IMT Advanced (International Mobile Telecommunications-Advanced; Senior international mobile communication) need support wide-band terminal for the following wireless mobile communications of representative; Simultaneously need take into account narrowband terminal again, multicarrier is a kind of implementation method.
As shown in Figure 1; A main carrier comprises that available bandwidth is the part 101 and disabled protection portions of bandwidth 102 of W; Wherein protect the two ends of bandwidth 102 in each available carrier wave; The form of this main carrier all is suitable for for any wireless communication system such as WCDMA (Wideband Code-DivisionMultiple Access, WCDMA) and LTE (Long Term Evolution, Long Term Evolution).
According to Fig. 2 and Fig. 3; Multicarrier has two kinds of situation; A kind of is discontinuous frequency spectrum multicarrier shown in Figure 2; A kind of in addition is continuous frequency spectrum multicarrier shown in Figure 3, and discontinuous frequency spectrum multicarrier and continuous frequency spectrum multicarrier main difference are that non-continuous frequency spectrum multicarrier protection bandwidth can't be used for the broadband user, and can use for continuous frequency spectrum multicarrier protection bandwidth; Continue to play the effect of protecting bandwidth like the left-half of Fig. 3 carrier wave 1 and the right half part of carrier wave 2, and the part 302 that the left-half of carrier wave 1 right half part and carrier wave 2 constitutes together can be used for the broadband user.
Therefore narrowband terminal can only be used a carrier wave and wide-band terminal can use a plurality of carrier waves in multicarrier system, considers that descending different carrier orthogonality can keep, wide-band terminal even can use the protection bandwidth between the carrier wave at down link.
In the prior art, a carrier wave can only be used in the terminal, and is as shown in Figure 4, and the method for broadband resource configuration comprises in the technology now:
Step 401, portable terminal works in certain carrier wave of base station through carrying out up-downgoing synchronously and after reading broadcast message with the base station;
Above-mentioned resource allocation method does not consider how to carry out the configuration of resource when a plurality of carrier wave is used at the terminal.
Summary of the invention
The technical problem that the present invention will solve provides a kind of broadband resource configuration method, improves the expandability of broad band multicarrier.
In order to address the above problem, the invention provides a kind of broadband resource configuration method, comprising:
The base station is that portable terminal is provided with the basic resources configuration information; Said basic resources configuration information comprises that it still is the information of single carrier mode that multi-carrier mode is used at said terminal; Said portable terminal works in the basic resources configuration information that obtains the user on the main carrier that the base station is provided with; When judging that according to said basic resources configuration information it uses single carrier mode, obtain the uplink and downlink running time-frequency resource of main carrier according to the detailed resource allocation information of main carrier; Judge when it uses multi-carrier mode, obtain the uplink and downlink running time-frequency resource of each carrier wave according to the detailed resource allocation information of each carrier wave, and converge the running time-frequency resource of each carrier wave;
Wherein, when portable terminal used single carrier mode, said main carrier referred to the single carrier that portable terminal uses; When portable terminal used multi-carrier mode, said main carrier referred to a carrier wave in the multicarrier that portable terminal uses, and the situation when being inserted according to terminal initial by the base station is definite.
Further, said basic resources configuration information comprises also whether said portable terminal uses the protection bandwidth; Said portable terminal is judged when it uses multi-carrier mode and uses the protection bandwidth, obtains protection bandwidth running time-frequency resource through protecting the bandwidth indication information.
Further, said protection bandwidth is arranged in the middle protection portions of bandwidth of two adjacent carriers of multicarrier that portable terminal takies under the continuous frequency spectrum multi-carrier mode.
Further, said protection bandwidth running time-frequency resource refers to the down time-frequency resource.
Further, when said portable terminal uses the corresponding running time-frequency resource of said protection bandwidth, use the running time-frequency resource in the low frequency carrier signal adjacent simultaneously with said protection bandwidth.
Further, said basic resources configuration information also comprises the centre frequency and the bandwidth information of employed each carrier wave of said portable terminal.
Further, said portable terminal is wide-band terminal or narrowband terminal.
Adopt method of the present invention, improve the expandability of broad band multicarrier, order uses the wide-band terminal of continuous frequency spectrum and discontinuous frequency spectrum multicarrier and the narrowband terminal of using single carrier wave in resource distribution, to obtain maximum consistency.
Description of drawings
Fig. 1 is the main carrier sketch map;
Fig. 2 is non-continuous frequency spectrum multicarrier sketch map;
Fig. 3 is a continuous frequency spectrum multicarrier sketch map;
Fig. 4 is a broadband resource configuration method flow chart in the prior art;
Fig. 5 is a broadband resource configuration method flow chart among the present invention;
Fig. 6 is a broadband resource configuration schematic diagram among the present invention.
Embodiment
The present invention is directed to the multicarrier applicable cases and proposed a kind of resource allocation method, take into account narrow-band user and broadband user simultaneously, also take into account single carrier mode, discontinuous frequency spectrum multi-carrier mode and continuous frequency spectrum multi-carrier mode simultaneously.
As shown in Figure 5, broad band multicarrier resource allocation method of the present invention may further comprise the steps:
Above-mentioned basic resources configuration information comprises: use multicarrier still be single carrier mode, each carrier wave centre frequency and bandwidth information, whether use protection bandwidth and other and multicarrier relevant information.
When portable terminal used the single carrier mode, this main carrier promptly referred to this single carrier; When the user used multi-carrier mode, this main carrier referred to a carrier wave in the multicarrier, specifically also depended on the initial selection situation that inserts of terminal searching by the base station configuration decision.
Step 503: the terminal is through user's basic resources configuration information, and judges is used single carrier mode or multi-carrier mode, if single carrier mode then forwards step 504 to, if multi-carrier mode then forwards step 505 to;
Portable terminal carries out data communication through the above-mentioned uplink and downlink running time-frequency resource and the base station that obtain.
Said protection bandwidth is arranged in the protection portions of bandwidth in the middle of two adjacent carriers of multicarrier that portable terminal takies under the continuous frequency spectrum multi-carrier mode.
Here; Portable terminal according to each carrier information (like centre frequency; Bandwidth) and protection bandwidth indication information, the running time-frequency resource of each carrier wave running time-frequency resource and protection bandwidth is carried out polymerization, carry out transfer of data so that portable terminal uses between these running time-frequency resources and base station.
The running time-frequency resource that converges each carrier wave running time-frequency resource and protection bandwidth here is meant the operation of using a plurality of running time-frequency resources simultaneously, can be regarded as the operation of mapping (enum) data on a plurality of carrier waves simultaneously.
In above-mentioned steps 504,506, in 508, the detailed resource allocation information of main carrier, the detailed resource allocation information of each carrier wave and protection bandwidth indication information dynamically change at system's signal intelligence with terminal and base station in service.
If the multicarrier number that a certain portable terminal uses when adopting multi-carrier mode is two; Because of service needed need increase a carrier wave; In said method; The base station need not change the corresponding information of original two carrier waves in the basic resources configuration information, only needs to increase the information of a new carrier wave, has improved the expandability of broad band multicarrier.
Among the present invention, for multicarrier system, no matter wide-band terminal still is a narrowband terminal can be obtained the basic resources configuration information through main carrier; Order uses the wide-band terminal of continuous frequency spectrum and discontinuous frequency spectrum multicarrier and the narrowband terminal of using single carrier wave in resource distribution, to obtain maximum consistency.
Need use the multicarrier situation of protecting bandwidth for the user, this user can use the running time-frequency resource of protecting the adjacent low frequency carrier signal of bandwidth therewith simultaneously.As shown in Figure 6, use the multicarrier user who protects bandwidth 1 can use the running time-frequency resource of uplink and downlink corresponding in the carrier wave 1 simultaneously, make spendable frequency spectrum resource keep continuity.
As shown in Figure 6, DL in the carrier wave 1 (descending indication information), UL (up indication information) and DL_g (protection bandwidth indication information) be indication carrier wave 1 descending, up and protection bandwidth 1 running time-frequency resource respectively; DL in the carrier wave 2 (descending indication information), UL (up indication information) and DL_g (protection bandwidth indication information) be indication carrier wave 2 descending, up and protection bandwidth 2 running time-frequency resources respectively; Carrier wave 3DL (descending indication information), UL (up indication information) be indication carrier wave 3 descending, uplink time respectively.
Under the situation that does not deviate from spirit of the present invention and essence thereof, those of ordinary skill in the art are when making various corresponding changes and distortion according to the present invention, and these change and be out of shape the protection range that all should belong to the appended claim of the present invention accordingly.
Claims (7)
1. a broadband resource configuration method is characterized in that, comprising:
The base station is that portable terminal is provided with the basic resources configuration information; Said basic resources configuration information comprises that it still is the information of single carrier mode that multi-carrier mode is used at said terminal; Said portable terminal works in the basic resources configuration information that obtains the user on the main carrier that the base station is provided with; When judging that according to said basic resources configuration information it uses single carrier mode, obtain the uplink and downlink running time-frequency resource of main carrier according to the detailed resource allocation information of main carrier; Judge when it uses multi-carrier mode, obtain the uplink and downlink running time-frequency resource of each carrier wave according to the detailed resource allocation information of each carrier wave, and converge the running time-frequency resource of each carrier wave;
Wherein, when portable terminal used single carrier mode, said main carrier referred to the single carrier that portable terminal uses; When portable terminal used multi-carrier mode, said main carrier referred to a carrier wave in the multicarrier that portable terminal uses, and the situation when being inserted according to terminal initial by the base station is definite.
2. the method for claim 1 is characterized in that,
Said basic resources configuration information comprises also whether said portable terminal uses the protection bandwidth; Said portable terminal is judged when it uses multi-carrier mode and uses the protection bandwidth, obtains protection bandwidth running time-frequency resource through protecting the bandwidth indication information.
3. method as claimed in claim 2 is characterized in that,
Said protection bandwidth is arranged in the protection portions of bandwidth in the middle of two adjacent carriers of multicarrier that portable terminal takies under the continuous frequency spectrum multi-carrier mode.
4. method as claimed in claim 2 is characterized in that,
Said protection bandwidth running time-frequency resource refers to the down time-frequency resource.
5. method as claimed in claim 2 is characterized in that,
When said portable terminal uses the corresponding running time-frequency resource of said protection bandwidth, use the running time-frequency resource in the low frequency carrier signal adjacent simultaneously with said protection bandwidth.
6. the method for claim 1 is characterized in that,
Said basic resources configuration information also comprises the centre frequency and the bandwidth information of employed each carrier wave of said portable terminal.
7. the method for claim 1 is characterized in that,
Said portable terminal is wide-band terminal or narrowband terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008100833950A CN101242662B (en) | 2008-03-14 | 2008-03-14 | A broadband resource configuration method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100833950A CN101242662B (en) | 2008-03-14 | 2008-03-14 | A broadband resource configuration method |
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| Publication Number | Publication Date |
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| CN101242662A CN101242662A (en) | 2008-08-13 |
| CN101242662B true CN101242662B (en) | 2012-02-29 |
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| CN2008100833950A Expired - Fee Related CN101242662B (en) | 2008-03-14 | 2008-03-14 | A broadband resource configuration method |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100073992A (en) | 2008-12-23 | 2010-07-01 | 엘지전자 주식회사 | Uplink transmission in carrier aggregation environment |
| CN101772037B (en) * | 2008-12-26 | 2013-03-20 | 电信科学技术研究院 | Method and device for providing large transmission bandwidth for long-term evolution multi-carrier system |
| CN101873667B (en) * | 2009-04-24 | 2013-05-15 | 中国移动通信集团公司 | Method for selecting a main carrier and related equipment |
| CN101998581B (en) * | 2009-08-11 | 2014-03-12 | 中兴通讯股份有限公司 | Method and system for activating component carrier |
| CN102026375B (en) * | 2009-09-11 | 2013-10-23 | 中国移动通信集团公司 | Method, system and apparatus for system information transmission |
| CN102065371B (en) * | 2009-11-18 | 2015-04-01 | 中兴通讯股份有限公司 | Method and device for processing system messages of component carriers to be acquired |
| US10728914B2 (en) | 2015-05-15 | 2020-07-28 | Qualcomm Incorporated | Physical uplink control chanel (PUCCH) configuration for machine type communications (MTC) |
| CN106603109B (en) * | 2015-10-15 | 2019-12-10 | 中兴通讯股份有限公司 | Carrier aggregation method and terminal |
| CN105451238B (en) * | 2015-12-18 | 2019-01-01 | 河北电信设计咨询有限公司 | FDD communication spectrum distribution method |
| US10218406B2 (en) * | 2016-09-02 | 2019-02-26 | Qualcomm Incorporated | Narrowband communication for different device capabilities in unlicensed spectrum |
| CN107872779B (en) | 2016-09-27 | 2020-12-01 | 中兴通讯股份有限公司 | Resource allocation method and device |
| CN107920382A (en) * | 2016-10-10 | 2018-04-17 | 中国电信股份有限公司 | Cell accessing method, terminal and system based on flexible bandwidth |
| CN109951853B (en) * | 2017-12-21 | 2022-05-10 | 中国移动通信集团设计院有限公司 | Frequency planning method and device for dual-carrier pilot frequency networking |
| KR20200092778A (en) * | 2019-01-25 | 2020-08-04 | 삼성전자주식회사 | A method and an apparatus for single-carrier transmission in a millimetter wireless communication system |
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| US6785227B1 (en) * | 2000-05-11 | 2004-08-31 | Lucent Technologies Inc. | Method and apparatus for multi-layer resource management in wireless communications systems |
| CN1905746A (en) * | 2006-08-01 | 2007-01-31 | 华为技术有限公司 | Band width distributing method, system and wireless network controller |
| CN101018362A (en) * | 2007-02-06 | 2007-08-15 | 北京邮电大学 | A media access control method based on the OFDMA technology |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6785227B1 (en) * | 2000-05-11 | 2004-08-31 | Lucent Technologies Inc. | Method and apparatus for multi-layer resource management in wireless communications systems |
| CN1905746A (en) * | 2006-08-01 | 2007-01-31 | 华为技术有限公司 | Band width distributing method, system and wireless network controller |
| CN101018362A (en) * | 2007-02-06 | 2007-08-15 | 北京邮电大学 | A media access control method based on the OFDMA technology |
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Effective date of registration: 20170817 Address after: 063000 Hebei province Tangshan City Tanghai County Tanghai New District of Yuhua in 260 Patentee after: Zhu Hongbo Address before: 518057 Nanshan District high tech Industrial Park, Guangdong, South Road, science and technology, ZTE building, legal department Patentee before: ZTE Corp. |
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Effective date of registration: 20170908 Address after: Qin Zhen West Bridge Village 224000 Jiangsu province Yancheng City District No. 108 Patentee after: Zhang Qinfeng Address before: 063000 Hebei province Tangshan City Tanghai County Tanghai New District of Yuhua in 260 Patentee before: Zhu Hongbo Effective date of registration: 20170912 Address after: 050000, No. 1, unit 2, 202 building, 6 Court Street, Shijiazhuang, Hebei, Changan District Patentee after: Lei Ping Address before: Qin Zhen West Bridge Village 224000 Jiangsu province Yancheng City District No. 108 Patentee before: Zhang Qinfeng |
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Granted publication date: 20120229 Termination date: 20180314 |