CN104869614A - Processing method for frequency point information of current sector - Google Patents
Processing method for frequency point information of current sector Download PDFInfo
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- CN104869614A CN104869614A CN201410067469.7A CN201410067469A CN104869614A CN 104869614 A CN104869614 A CN 104869614A CN 201410067469 A CN201410067469 A CN 201410067469A CN 104869614 A CN104869614 A CN 104869614A
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Abstract
The invention provides a processing method for frequency point information of a current sector. The processing method comprises the steps that: a base station broadcasts a system information block SIB message in a synchronous sub-band; a terminal receives the SIB message; and the SIB message is demodulated to obtain available frequency point information of the current sector, wherein an SIB frame used for sending the SIB message is added in the synchronous sub-band, and the SIB message carries the available frequency point information of the current sector. Through the processing method for the frequency point information of the current sector provided by the invention, available frequency points of the current sector of a system with irregular sector frequency points can be obtained.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the processing method of a kind of current sector frequency point information.
Background technology
Minizone, traditional channeling adopts 3 sector method to carry out networking, and the frequency between sector is not identical, the multiplex mode of acquiescence employing 1/3 frequency or 1/7 frequency.This networking mode has a setting given tacit consent to, and the frequency that namely each sector takies is 1/3 or 1/7 of whole usable frequency, and terminal is also configured according to this default mode and carries out the various process relevant to frequency resource.After terminal enters another sector from a sector, terminal can go out current sector by known frequency Structure Deduction can use frequency.But if sector frequency is uneven or irregular, terminal cannot know available frequency position, cannot complete access.Also do not have a kind of acquisition current sector for the irregular system of sector frequency can use the method for frequency in prior art.
Summary of the invention
The invention provides the processing method of a kind of current sector frequency point information, the available frequency of the current sector of the irregular system of sector frequency can be obtained.
The invention provides the processing method of a kind of current sector frequency point information, the method comprises:
Base station is broadcast system information block SIB message on synchronous subband;
Terminal receives described SIB message;
Demodulation is carried out to described SIB message, obtains the available frequency dot information of current sector;
Wherein, adding the SIB frame for sending SIB message in described synchronous subband, in described SIB message, carrying the available frequency dot information of current sector.
Further, described synchronous subband, comprising:
Master sync signal on the descending sub frame of synchronous subband/auxiliary synchronous signals PSS/SSS, main message blocks MIB message, SIB message alternately send, PSS/SSS is that the frame of 0 sends at frame number mould 4, MIB message is that the frame of 1 sends at frame number mould 4, SIB message frame number mould 4 be 2 and frame number mould 4 be 3 frame on send.
Further, described synchronous subband, comprising: every bar SIB message is divided into 8 frames and sends, the every 16 frame circulation primary of SIB message.
Further, described synchronous subband, comprising: PSS/SSS is that the frame of 0 sends at frame number mould 2, and MIB message shares remaining downlink resource in turn with SIB message.
Further, described synchronous subband, comprising: every bar MIB message is divided into 4 frames and sends, and every 16 the frame circulation primary of MIB message, 4 frames of MIB message need joint demodulation.
Further, described synchronous subband, comprising: every bar SIB message is divided into 8 frames and sends, every 32 the frame circulation primary of SIB message.
Further, described demodulation is carried out to described SIB message, comprising: joint demodulation is carried out to 4 frames before described SIB message, joint demodulation is carried out to rear 4 frames of SIB message.
The processing method of a kind of current sector frequency point information that the embodiment of the present invention provides, SIB frame is increased at synchronous subband, the SIB message of carrying the available frequency dot information of current sector is sent by this SIB frame, base station by this SIB information broadcast to terminal, terminal obtains this SIB message, can obtain the available frequency of the current sector of the irregular system of sector frequency.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow figure of a kind of current sector frequency point information that one embodiment of the invention provides;
Fig. 2 is the first synchronous sub band structure schematic diagram that one embodiment of the invention provides;
Fig. 3 is the synchronous sub band structure schematic diagram of the second that one embodiment of the invention provides.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly; below in conjunction with the accompanying drawing in the embodiment of the present invention; technical scheme in the embodiment of the present invention is clearly and completely described; obviously; described embodiment is the present invention's part embodiment, instead of whole embodiments, based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
Embodiments provide the processing method of a kind of current sector frequency point information, see Fig. 1, the method comprises:
Step 101: SIB(System Information Block is broadcasted in base station on synchronous subband, system information block) message;
Step 102: terminal receives described SIB message;
Step 103: carry out demodulation to described SIB message, obtains the available frequency dot information of current sector;
Wherein, adding the SIB frame for sending SIB message in described synchronous subband, in described SIB message, carrying the available frequency dot information of current sector.
The processing method of a kind of current sector frequency point information that the embodiment of the present invention provides, SIB frame is increased at synchronous subband, the SIB message of carrying the available frequency dot information of current sector is sent by this SIB frame, base station by this SIB information broadcast to terminal, terminal obtains this SIB message, can obtain the available frequency of the current sector of the irregular system of sector frequency.
Wherein, the embodiment of the present invention is expanded synchronous subband, and see Fig. 2, the first synchronous subband, comprising:
PSS(Primary Synchronization Signal on the descending sub frame of synchronous subband, master sync signal)/SSS(Secondary Synchronization Signal, auxiliary synchronous signals), MIB(Master Information Block, main message blocks) message, SIB message alternately sends, PSS/SSS is that the frame of 0 sends at frame number mould 4, MIB message is that the frame of 1 sends at frame number mould 4, SIB message frame number mould 4 be 2 and frame number mould 4 be 3 frame on send.
Described synchronous subband, comprising:
Every bar MIB message is divided into 4 frames and sends, and every 16 the frame circulation primary of MIB message, 4 frames of MIB message need joint demodulation.
Described synchronous subband, comprising:
Every bar SIB message is divided into 8 frames and sends, the every 16 frame circulation primary of SIB message.
Particularly, frame N+2 sends MIB block 1, frame N+6 and sends MIB block 2, frame N+10 transmission MIB block 3, frame N+14 transmission MIB block 4, and wherein, N is constant.4 frames of MIB message need joint demodulation just can obtain correct result, and by verification.
Frame N+3 sends SIB block 1, frame N+4 and sends SIB block 2, frame N+7 transmission SIB block 3, frame N+8 transmission SIB block 4.SIB block 1 ~ SIB block 4 forms 32bit, needs joint demodulation.Frame N+11 sends SIB block 5, frame N+12 transmission SIB block 6, frame N+15 transmission SIB block 7, frame N+16 transmission SIB block 8, SIB block 5 ~ SIB block 8 and forms 32bit, and need joint demodulation, wherein, N is constant.
Wherein, demodulation is carried out to described SIB message, specifically comprises: joint demodulation is carried out to 4 frames before described SIB message, joint demodulation is carried out to rear 4 frames of SIB message.
And the SIB message 64bit implication in synchronous subband is:
Wherein 1 ~ 40bit represents whether 40 channels of acquiescence can be used, 0 represent cannot, 1 represent available.Remain 24 bit, then represent expansion bit.
See Fig. 3, the synchronous subband of the second, comprising:
PSS/SSS is that the frame of 0 sends at frame number mould 2, and MIB message shares remaining downlink resource in turn with SIB message.
Wherein, described synchronous subband, comprising: every bar MIB message is divided into 4 frames and sends, and every 16 the frame circulation primary of MIB message, 4 frames of MIB message need joint demodulation.
Described synchronous subband, comprising: every bar SIB message is divided into 8 frames and sends, every 32 the frame circulation primary of SIB message.
Described demodulation is carried out to described SIB message, comprising: joint demodulation is carried out to 4 frames before described SIB message, joint demodulation is carried out to rear 4 frames of SIB message.
Wherein, the relative original structure of the synchronous subband of the second synchronous PSS/SSS signal remains unchanged.
It should be noted that: the embodiment of the present invention proposes in synchronous subband, and increase a SIB frame, this frame comprises the frequency that current sector comprises.Terminal can pass through the synchronous subband of demodulation when Cell searching, and namely the frequency that acquisition current sector comprises can be accessed by.
The method simple and flexible that the embodiment of the present invention provides, can adapt to different operative scenario, when solving communication system change operating frequency and working frequency points, needs the problem upgrading terminal software and various setting.Principle of the present invention is simple and reliable, is easy to realize, and saves interface-free resources to greatest extent.
The present invention is directed to current system when being applied to electric power or Oil Projects or other similar wireless system, need the situation according to scene, flexible allocation frequency, and the situation that the frequency quantity of each sector is all inconsistent, propose the situation utilizing SIB information broadcast current sector frequency at main synchronous subband, thus adapt to different cell configuration, the configuration of different frequencies.Now terminal can not revise software or configuration file, namely realizes flexible access; And base station only needs to upgrade SIB broadcasted content, thus the high reliability of the system of guarantee.The embodiment of the present invention proposes the synchronous sub-band frames structure being applicable to SIB broadcast simultaneously.Implementation method simple and flexible, can adapt to different operative scenario, solve sector be not full frequency band or 1/3 distribute time, the problem that terminal cannot access.Terminal does not need to revise any software, compatible with existing flow process.When this sector needs to change frequency configuration, upgraded by SIB, all terminals can complete frequency configuration automatically, thus the new frequency configuration of dynamically adapting.
In addition, the method that the embodiment of the present invention provides, not only for LTE(Long TermEvolution, Long Term Evolution) 230 systems, the communication system of other wireless technologys can be applied to equally, comprise mobile communication system, such as LTE, GSM(Global System for Mobilecommunication, global system for mobile communications), CDMA(Code Division MultipleAccess, code division multiple access) cell mobile communication systems.
Visible by foregoing description, the embodiment of the present invention has following beneficial effect:
The processing method of a kind of current sector frequency point information that the embodiment of the present invention provides, SIB frame is increased at synchronous subband, the SIB message of carrying the available frequency dot information of current sector is sent by this SIB frame, base station by this SIB information broadcast to terminal, terminal obtains this SIB message, can obtain the available frequency of the current sector of the irregular system of sector frequency.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element " being comprised " limited by statement, and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical factor.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that program command is relevant, aforesaid program can be stored in the storage medium of embodied on computer readable, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium in.
Finally it should be noted that: the foregoing is only preferred embodiment of the present invention, only for illustration of technical scheme of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (7)
1. a processing method for current sector frequency point information, is characterized in that, the method comprises:
Base station is broadcast system information block SIB message on synchronous subband;
Terminal receives described SIB message;
Demodulation is carried out to described SIB message, obtains the available frequency dot information of current sector;
Wherein, adding the SIB frame for sending SIB message in described synchronous subband, in described SIB message, carrying the available frequency dot information of current sector.
2. method according to claim 1, is characterized in that, described synchronous subband, comprising:
Master sync signal on the descending sub frame of synchronous subband/auxiliary synchronous signals PSS/SSS, main message blocks MIB message, SIB message alternately send, PSS/SSS is that the frame of 0 sends at frame number mould 4, MIB message is that the frame of 1 sends at frame number mould 4, SIB message frame number mould 4 be 2 and frame number mould 4 be 3 frame on send.
3. method according to claim 2, is characterized in that, described synchronous subband, comprising: every bar SIB message is divided into 8 frames and sends, the every 16 frame circulation primary of SIB message.
4. method according to claim 1, is characterized in that, described synchronous subband, comprising: PSS/SSS is that the frame of 0 sends at frame number mould 2, and MIB message shares remaining downlink resource in turn with SIB message.
5. the method according to claim 2 or 4, is characterized in that, described synchronous subband, comprising: every bar MIB message is divided into 4 frames and sends, and every 16 the frame circulation primary of MIB message, 4 frames of MIB message need joint demodulation.
6. method according to claim 4, is characterized in that, described synchronous subband, comprising: every bar SIB message is divided into 8 frames and sends, every 32 the frame circulation primary of SIB message.
7. the method according to claim 2 or 4, is characterized in that, describedly carries out demodulation to described SIB message, comprising: carry out joint demodulation to 4 frames before described SIB message, carries out joint demodulation to rear 4 frames of SIB message.
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| CN201410067469.7A CN104869614B (en) | 2014-02-26 | 2014-02-26 | A kind of processing method of current sector frequency point information |
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| CN201410067469.7A CN104869614B (en) | 2014-02-26 | 2014-02-26 | A kind of processing method of current sector frequency point information |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106612552A (en) * | 2015-10-23 | 2017-05-03 | 普天信息技术有限公司 | Cell frequency point allocation device in communication system |
| CN106612555A (en) * | 2015-10-23 | 2017-05-03 | 普天信息技术有限公司 | Communication system frame number transmission method, determination method and device |
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| US20100248615A1 (en) * | 2009-03-30 | 2010-09-30 | Fujitsu Limited | Communication Control Method And Radio Base Station And Radio Terminal |
| CN102387600A (en) * | 2010-09-06 | 2012-03-21 | 普天信息技术研究院有限公司 | Random access method for broadband trunking communication system |
| CN102804888A (en) * | 2009-06-10 | 2012-11-28 | 高通股份有限公司 | Systems, apparatus and methods for communicating downlink information |
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2014
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Patent Citations (4)
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| CN101668294A (en) * | 2008-09-03 | 2010-03-10 | 大唐移动通信设备有限公司 | Method and system for reducing interferences |
| US20100248615A1 (en) * | 2009-03-30 | 2010-09-30 | Fujitsu Limited | Communication Control Method And Radio Base Station And Radio Terminal |
| CN102804888A (en) * | 2009-06-10 | 2012-11-28 | 高通股份有限公司 | Systems, apparatus and methods for communicating downlink information |
| CN102387600A (en) * | 2010-09-06 | 2012-03-21 | 普天信息技术研究院有限公司 | Random access method for broadband trunking communication system |
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| CN106612552A (en) * | 2015-10-23 | 2017-05-03 | 普天信息技术有限公司 | Cell frequency point allocation device in communication system |
| CN106612555A (en) * | 2015-10-23 | 2017-05-03 | 普天信息技术有限公司 | Communication system frame number transmission method, determination method and device |
| CN106612555B (en) * | 2015-10-23 | 2019-10-22 | 普天信息技术有限公司 | A kind of sending method of the System Frame Number of communication system determines method and apparatus |
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| CN104869614B (en) | 2018-09-14 |
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Denomination of invention: A processing method of current sector frequency information Effective date of registration: 20200730 Granted publication date: 20180914 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980004562 |
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Date of cancellation: 20210715 Granted publication date: 20180914 Pledgee: Bank of Beijing Limited by Share Ltd. Century City Branch Pledgor: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980004562 |
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