CN102883435B - Method and device for managing and transmitting system information on LTE (long-term evolution) base station side - Google Patents
Method and device for managing and transmitting system information on LTE (long-term evolution) base station side Download PDFInfo
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Abstract
The invention provides a method and a device for managing and transmitting system information on LTE (long-term evolution) base station side. The method comprises the steps of: (1) starting the device, and a starting module triggering a system information running manager, a message transmitter and a message constructor; (2) the system information running manager starting a system information scheduling controller, a data manager, and a system time sequence manager, the system time sequence manager transmitting a semaphore to the system information scheduling controller to trigger the controller to execute transmission operation, and the data manager configuring the system information; and (3) the system information scheduling controller executing transmission control to transmit the configured system information in the data manager to the message constructor for constructing message, and transmitting the constructed message through the message transmitter. The invention provides a set of complete method for managing and transmitting system information on LTE base station side, and the device for the method, thereby realizing accurate system information management and transmission according to the base station configuration and standard.
Description
Technical field
The invention belongs to wireless communication technology field, relate to 3GPP Long Term Evolution (Long TermEvolution, LTE) system.Specifically, be the method and apparatus of base station side SIM system information management and transmission in Next-Generation Wireless Communication Systems LTE.
Background technology
LTE system is the Long Term Evolution plan of 3-G (Generation Three mobile communication system) (3G), International Organization for standardization 3GPP will start the R&D work of LTE project in the end of the year 2004, at present, its standards system has reached the stage of comparative maturity, 3GPP organizes and has freezed the technology motion of LTE first version in December, 2008, and has published the LTE technical standard of the first edition in March, 2009.
LTE target builds High Data Rate, low time delay and the wireless access system based on full grouping.The main performance index of LTE project comprises: the peak rate that can provide descending 100Mbps, up 50Mbps in 20MHz spectral bandwidth; Improve the performance of Cell Edge User; Improve cell capacity; Reduce system delay, the inner unidirectional transmission time delay of user plane is lower than 5ms, and control plane is from sleep state to state of activation transit time lower than 50ms, and the transit time from resident state to state of activation is less than 100ms; Support the MPS process of 100Km radius; The access service being greater than 100kbps can be provided for 350Km/h high velocity mobile users; Support paired or non-paired frequency spectrum, and can flexible configuration 1.25MHz to 20MHz various bandwidth.In a word, compared with 3G, LTE has more technical advantage.
In LTE system, system information (SI, System Informaiton) send to user terminal (UE by base station end (eNB) by broadcast mode, User Equipment), comprise the parameter information of the system level relevant to radio access layer cell information and whole communication system: as Non-Access Stratum (NAS, NonAccess Stratum) public information, cell selection parameters, common channel configuration information, seismic sea wave announcement information (ETWS, Earthquake and Tsunami Warning System) etc.How system information broadcast, as one of the major function of wireless heterogeneous networks (RRC, Radio Resource Control) layer, realizes controlling the transmission of system information, ensures that terminal fast and effeciently obtains system information; The how renewal of management and control system information, ensures that terminal can accurately and timely obtain, plays vital effect to the operation of whole communication system.Scheduling system information information is exactly defined in LTE standard, the content of each system information, and the treatment on special problems that may occur in SIM system information management process is illustrated, but adopt which kind of method, how to realize system information and fix according to base station configuration and standard gauge and really to send and undeclared.A good system information Organization And Management mode, plays decisive action to the performance of whole terminal connecting system.But in existing technology, the method and apparatus of not proposition one comparatively full-order system information management and transmission.
Summary of the invention
In order to solve above-mentioned technical problem, the object of this invention is to provide the method and apparatus of the information management of LTE base station side system and transmission, the management to LTE system base station side system information can be realized according to this device, send and process operation.This contrive equipment and method have substantive directive significance to SIM system information management in wide-band mobile communication system.
A kind of LTE base station side system provided by the invention information management and sending method, comprising:
Step 1, device starts, triggering system information operations manager, message sender, message constructing device;
Step 2, described system information operations manager start up system message scheduling controller, data management system, system sequence manager, described system sequence manager sends semaphore to described scheduling system information controller, trigger described scheduling system information controller and perform transmit operation, described data management system configuration-system information;
Step 3, described scheduling system information controller performs to send and controls, and after the system information configured being given described message constructing device structure, is sent by described message sender in described data management system.
Wherein, in described step 2:
In LTE system, described system sequence manager runs according to setting upon actuation, restarts once every 1ms, and sends semaphore when each clock is restarted.
Further, described step 3 comprises:
Step 31, described scheduling system information controller, according to the transmission semaphore of described system sequence manager, calculates offset system frame number and system subframe number by frame shifting amount;
Step 32, if system information change, then sends beep-page message; If described system information is not changed, do not send beep-page message;
Step 33, sends corresponding system information according to the described offset system frame number calculated and a system subframe number scheduling.
In wherein said step 31:
Be 0 ~ 9 according to system subframe number and in a system-frame, comprise the regulation of ten system subframe, described system subframe being added side-play amount removes the sub-account of described system after calculating skew and System Frame Number.
Further, described step 32 comprises:
Step 321, if paging flag bit is one in described data management system, then will perform step 322; If paging flag bit is zero, then do not perform step 322;
Step 322, described message constructing device structure paging information, constructs and unsuccessfully then described paging flag bit is put one again; Be successfully constructed and send the beep-page message constructed, if send unsuccessfully, described paging flag bit being put one again.
Further, in described step 33:
If offset system frame number mould 4 is zero, system subframe then dispatches transmission Master Information Block at the 0th work song frame, if offset system frame number mould 2 is zero, system subframe then dispatches transmitting system block of information 1 at the 5th work song frame, if offset system frame meets descending sub frame and system information sends interval, dispatches transmitting system information.
For realizing this goal of the invention, the present invention also provides the information management of a kind of LTE base station side system and dispensing device, comprising:
Trigger module, for starting drive, triggering system information operations manager, message sender, message constructing device;
Start module, for described system information operations manager start up system message scheduling controller, data management system, system sequence manager, described system sequence manager sends semaphore to described scheduling system information controller and triggers described scheduling system information controller and perform transmit operation, described data management system configuration-system information;
Processing module, is performed for making described scheduling system information controller and sends control, after the system information configured being given described message constructing device structure, sent by described message sender in described data management system.
Further, described processing module comprises:
System information operations manager is the control centre of whole system apparatus for management of information, start up system timing management device, realizes triggering described scheduling system information controller, initialization to described data management system;
System sequence manager, running for controlling described scheduling system information controller, sending semaphore notify described scheduling system information controller when each subframe arrives, start follow-up system information and send judgement;
Data management system, for being configured system information, upgrading, manage and preserving;
Scheduling system information controller, for indicating according to the semaphore of described system sequence manager in each subframe, calculate System Frame Number and the system subframe number of forward scheduling, carry out transmission according to the schedule information of the system information in described data management system to judge, judged result is used for control the transmission of physical layer realization to the system information of respective channel;
Message constructing device, constructs according to obtaining described configuration information from described data management system, is supplied to described scheduling system information controller and processes;
Message sender, for send constructed system information.
Further, described data management system comprises:
System information configurator, for realizing configuration to system information, renewal, management work;
Scheduling system information information manager, for realizing management system information being sent to schedule information and scheduling system information transmission successful identification information;
System information storage manager, for realizing the hold function of the system information constructed.
Further, described scheduling system information information manager comprises:
System windows counter, is used for register system window size, corresponding system information is limited in system windows and sends.
Be compared with the prior art, the technological merit of the application's motion:
Propose a kind of LTE base station side system information transmitting apparatus and method, give the detailed block diagram of system information dispensing device, solve in system information sending method how controlling send window size, how rescheduling the problems such as system information transmission according to agreement regulation according to configuration dynamic change window size transmitting system information, changing system information.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Accompanying drawing explanation
Fig. 1 a is the information management of a kind of LTE base station side system and sending method flow chart
Fig. 1 b is the information management of a kind of LTE base station side system and dispensing device schematic diagram
Fig. 2 is step 3 technical scheme flow chart
Fig. 3 is step 3-1 technical scheme flow chart
Fig. 4 is step 3-2 technical scheme flow chart
Fig. 5 is step 3-3 technical scheme flow chart
Fig. 6 is step 3-4 technical scheme flow chart
Fig. 7 is step 3-5 technical scheme flow chart
Embodiment
Based on above analysis, for achieving the above object, the invention provides the information management of a kind of LTE base station side system and sending method, as shown in Figure 1a, specifically comprise the steps:
Step 1), device start, and by startup module activation system information operations manager, message sender, message constructing device, make it run;
Step 2), system information operations manager start up system message scheduling controller, data management system, system sequence manager; Concrete, in LTE system, namely system sequence manager runs according to setting upon actuation, restart once every 1ms, and send semaphore when each clock is restarted to scheduling system information controller, trigger its executable operations, shown data management system configuration-system information;
Step 3), scheduling system information controller perform to send and control, and the system information configured is given message constructing device structure, sent by message sender in data management system;
In technique scheme, step 3 technical scheme flow chart is as shown in Figure 2, specific as follows:
Step 3-1), scheduling system information controller according to the transmission semaphore every 1ms, calculate offset system frame number and subframe numbers by frame shifting amount;
Step 3-2) if system information change, send beep-page message, if system information is not changed, do not send paging information;
Step 3-3) if offset system frame number mould 4 is zero, system subframe is then dispatched at the 0th work song frame and is sent Master Information Block (MIB, MasterInformationBlock);
Step 3-4) if offset system frame number mould 2 is zero, system subframe then dispatches transmitting system block of information 1(SIB1, SystemInformationBlock1 at the 5th work song frame);
Step 3-5) if offset system frame meets descending sub frame and SI sends interval, dispatch transmitting system information (SIs, SystemInformaitons).
In technique scheme, step 3-1 technical scheme flow chart is as shown in Figure 3, specific as follows:
Step 3-1-1), be 0 ~ 9 according to system subframe number and in a system-frame, comprise the regulation of ten system subframe, the system subframe after skew equals real system subframe+definition side-play amount;
Step 3-1-2) if the system subframe after skew is greater than nine, then system subframe subtracts ten system-frame and adds one;
In technique scheme, step 3-2 technical scheme flow chart is as shown in Figure 4, specific as follows:
Step 3-2-1), step 321, if paging flag bit is one in described data management system, then will perform step 3-2-2; If paging flag bit is zero, then do not perform step 3-2-2;
Step 3-2-2), message constructing device constructs and sends beep-page message.Construct and unsuccessfully then described paging flag bit is put one again; Be successfully constructed and send the beep-page message constructed, if send unsuccessfully, described paging flag bit being put one again.
Step 3-3 technical scheme flow chart is as shown in Figure 5, specific as follows:
Step 3-3-1) if offset system frame number mould 4 is zero, system subframe is at the 0th work song frame;
Step 3-3-2), from data management system, obtain the MIB configured;
Step 3-3-3), message constructing device structure MIB, submit to message sender send.
Step 3-4 technical scheme flow chart is as shown in Figure 6, specific as follows:
Step 3-4-1) if offset system frame number mould 2 is zero, system subframe is at the 5th work song frame;
Step 3-4-2) if offset system frame number mould 8 is zero, if SIB1 configuration change in data management system, then obtains this SIB1 and configure, structure, send SIB1 message, by the SIB1 message that constructed stored in data management system;
Step 3-4-3), extract from data management system the SIB1 that constructed and send.
Step 3-5 technical scheme flow chart is as shown in Figure 7, specific as follows:
Step 3-5-1), to obtain system information change cycle, SI quantity, each SI dispatching cycle from data management system;
Step 3-5-2) if offset system frame arrives the system information change cycle and changing system information, then obtain all SI configured from data management system, structure, is stored in data management system by the SI constructed;
Step 3-5-3), obtain scheduling system information information from data management system and carry out control system window size, send the order of SI;
Step 3-5-4), according to the dispatching cycle of system windows, different SI; calculate SFN mod T=FLOOR (x/10); determine whether send corresponding SI(wherein SFN be System Frame Number System FrameNumber; T is the dispatching cycle of corresponding SI; x=(n-1) * w, n are the sequence number of SI in dispatch list, and w is system windows size; mod is for asking modular arithmetic, and FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula);
Step 3-5-5), detect present frame and whether allow to send downlink data, extract the corresponding system information that constructed and also send.
In the scheduling system information information manager of data management system, arrange SI window counter (being initially zero) be used for recording SI window size, corresponding SI is limited in system windows and sends.Each 1ms semaphore interrupts arriving with regard to executive system information transmission process, and SI counter increases one, and when being greater than the SI window size of configuration, the zero setting of SI counter counts again; Arranging SI counter (being initially), which SI is used for recording what send now be, a SI counter system windows of often passing by can increase one, when SI counter is greater than the SI quantity of configuration or does not all send message for some time, SI counter can put one again; The flag bit (initial value 0 is not sent out) arranging SI is used for whether mark is current sends SI; The counter arranging the flag bit of SI does not send, for SI counter resets to record how many times SI.
Because each SI has corresponding dispatching cycle (80ms, 160ms, 320ms, 640ms, 1280ms, 2560ms, 5120ms), the offset system frame modulo scheduling cycle is used in design.When dispatching transmitting system information, just there will be the situation of overlap dispatching cycle, but specifying can only send a kind of SI message in a system windows according to agreement.The present invention is according to the dispatching cycle of system windows, different SI, calculate SFN mod T=FLOOR (x/10), determine whether send corresponding SI(wherein SFN be System Frame Number System FrameNumber, T is the dispatching cycle of corresponding SI, x=(n – 1) * w, n is the sequence number of SI in dispatch list, w is system windows size, mod is for asking modular arithmetic, FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula), meet formula then to allow to send corresponding SI, otherwise, then do not send.
A kind of LTE base station side system of the present invention information management and dispensing device, as shown in Figure 1 b, comprising:
Trigger module, for starting drive, triggering system information operations manager, message sender, message constructing device;
Start module, for described system information operations manager start up system message scheduling controller, data management system, system sequence manager, described system sequence manager sends semaphore to described scheduling system information controller and triggers described scheduling system information controller and perform transmit operation, described data management system configuration-system information;
Described startup module comprises:
Setting module, for setting the operation upon actuation of described system sequence manager in LTE system, makes described system sequence manager restart once every 1ms, and sends semaphore when each clock is restarted.
Processing module, is performed for making described scheduling system information controller and sends control, after the system information configured being given described message constructing device structure, sent by described message sender in described data management system.
Described processing module comprises:
System information operations manager is the control centre of whole system apparatus for management of information, start up system timing management device, realizes triggering described scheduling system information controller, initialization to described data management system;
System sequence manager, running for controlling described scheduling system information controller, sending semaphore notify described scheduling system information controller when each subframe arrives, start follow-up system information and send judgement;
Data management system, for being configured system information, upgrading, manage and preserving;
Scheduling system information controller, for indicating according to the semaphore of described system sequence manager in each subframe, calculate System Frame Number and the system subframe number of forward scheduling, carry out transmission according to the schedule information of the system information in described data management system to judge, judged result is used for control the transmission of physical layer realization to the system information of respective channel;
Message constructing device, constructs according to obtaining described configuration information from described data management system, is supplied to described scheduling system information controller and processes;
Message sender, for send constructed system information.
Described data management system comprises:
System information configurator, for realizing configuration to system information, renewal, management work;
Scheduling system information information manager, for realizing management system information being sent to schedule information and scheduling system information transmission successful identification information;
System information storage manager, for realizing the hold function of the system information constructed.
Scheduling system information controller in processing module, according to the transmission semaphore every 1ms, calculates offset system frame number and subframe numbers by frame shifting amount; If system information is changed, send beep-page message; If offset system frame number mould 4 is zero, system subframe is then dispatched at the 0th work song frame and is sent Master Information Block (MIB, MasterInformationBlock); If offset system frame number mould 2 is zero, system subframe then dispatches transmitting system block of information 1(SIB1, SystemInformationBlock1 at the 5th work song frame); If offset system frame meets descending sub frame and SI sends interval, dispatch transmitting system information (SIs, SystemInformaitons).
Wherein, be 0 ~ 9 according to system subframe number and comprise the regulation of ten system subframe in a system-frame, the system subframe after skew equals real system subframe+definition side-play amount; If the system subframe after skew is greater than nine, then system subframe subtracts ten system-frame and adds one.
Wherein, if paging flag bit is one in described data management system, then message constructing device constructs and sends beep-page message, constructs and unsuccessfully then described paging flag bit is put one again; Be successfully constructed and send the beep-page message constructed, if send unsuccessfully, described paging flag bit being put one again.
Wherein, if offset system frame number mould 4 is zero, system subframe is at the 0th work song frame; The MIB configured is obtained from data management system; Message constructing device structure MIB, submits to message sender to send.
Wherein, if offset system frame number mould 2 is zero, system subframe is at the 5th work song frame; If offset system frame number mould 8 is zero, if SIB1 configuration change in data management system, then obtain this SIB1 and configure, structure, send SIB1 message, by the SIB1 message that constructed stored in data management system; Extract from data management system the SIB1 that constructed and send.
Wherein, system information change cycle, SI quantity, each SI dispatching cycle is obtained from data management system;
If offset system frame arrives the system information change cycle and changing system information, then obtain all SI configured from data management system, structure, is stored in data management system by the SI constructed; Obtain scheduling system information information from data management system to carry out control system window size, send the order of SI; According to the dispatching cycle of system windows, different SI; calculate SFN mod T=FLOOR (x/10); determine whether send corresponding SI(wherein SFN be System Frame Number System Frame Number; T is the dispatching cycle of corresponding SI; x=(n – 1) * w, n are the sequence number of SI in dispatch list, and w is system windows size; mod is for asking modular arithmetic, and FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula); Whether detect present frame to allow to send downlink data, the corresponding system information that extraction has constructed also sends.
Described scheduling system information information manager comprises:
System windows counter, arranges SI window counter (being initially zero) and is used for recording SI window size, corresponding SI is limited in system windows and sends in the scheduling system information information manager of data management system.Each 1ms semaphore interrupts arriving with regard to executive system information transmission process, and SI counter increases one, and when being greater than the SI window size of configuration, the zero setting of SI counter counts again; Arranging SI counter (being initially), which SI is used for recording what send now be, a SI counter system windows of often passing by can increase one, when SI counter is greater than the SI quantity of configuration or does not all send message for some time, SI counter can put one again; The flag bit (initial value 0 is not sent out) arranging SI is used for whether mark is current sends SI; The counter arranging the flag bit of SI does not send, for SI counter resets to record how many times SI.
Because each SI has corresponding dispatching cycle (80ms, 160ms, 320ms, 640ms, 1280ms, 2560ms, 5120ms), the offset system frame modulo scheduling cycle is used in design.When dispatching transmitting system information, just there will be the situation of overlap dispatching cycle, but specifying can only send a kind of SI message in a system windows according to agreement.The present invention is according to the dispatching cycle of system windows, different SI, calculate SFN mod T=FLOOR (x/10), determine whether send corresponding SI(wherein SFN be System Frame Number System FrameNumber, T is the dispatching cycle of corresponding SI, x=(n-1) * w, n is the sequence number of SI in dispatch list, w is system windows size, mod is for asking modular arithmetic, FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula), meet formula then to allow to send corresponding SI, otherwise, then do not send.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection range that all should belong to the claims in the present invention.
Claims (10)
1. the information management of LTE base station side system and a sending method, is characterized in that, comprising:
Step 1, device starts, triggering system information operations manager, message sender, message constructing device;
Step 2, described system information operations manager start up system message scheduling controller, data management system, system sequence manager, described system sequence manager sends semaphore to described scheduling system information controller, trigger described scheduling system information controller and perform transmit operation, described data management system configuration-system information;
Step 3, described scheduling system information controller performs to send and controls, and after the system information configured being submitted to described message constructing device structure, is sent by described message sender in described data management system;
Wherein, system information window counter is set in the scheduling system information information manager of described data management system for recording system information window size, corresponding system information is limited in system windows and sends; System information counter is set for counting the system information sent; The flag bit arranging system information is for marking current whether transmitting system information; The counter of the flag bit of system information is set for system information counter resets;
According to the dispatching cycle of system windows, different system information, calculate SFN mod T=FLOOR (x/10), determine whether send corresponding system information, wherein SFN is System Frame Number, T is the dispatching cycle of corresponding system information, x=(n – 1) * w, n is the sequence number of system information in dispatch list, w is system windows size, mod is for asking modular arithmetic, FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula, meets formula and then allows to send corresponding system information, do not meet formula and then do not send.
2. LTE base station side system information management as claimed in claim 1 and sending method, is characterized in that, in described step 2:
In LTE system, described system sequence manager runs according to setting upon actuation, restarts once every 1ms, and sends semaphore when each clock is restarted.
3. LTE base station side system information management as claimed in claim 1 and sending method, it is characterized in that, described step 3 comprises:
Step 31, described scheduling system information controller, according to the transmission semaphore of described system sequence manager, calculates offset system frame number and system subframe number by frame shifting amount;
Step 32, if system information change, then sends beep-page message; If described system information is not changed, do not send beep-page message;
Step 33, sends corresponding system information according to the described offset system frame number calculated and a system subframe number scheduling.
4. LTE base station side system information management as claimed in claim 3 and sending method, is characterized in that, in described step 31:
Be 0 ~ 9 according to system subframe number and in a system-frame, comprise the regulation of ten system subframe, described system subframe being added side-play amount removes the described system subframe number after calculating skew and System Frame Number.
5. LTE base station side system information management as claimed in claim 3 and sending method, it is characterized in that, described step 32 comprises:
Step 321, if paging flag bit is one in described data management system, then will perform step 322; If paging flag bit is zero, then do not perform step 322;
Step 322, described message constructing device structure beep-page message, if construct unsuccessfully, puts one again by described paging flag bit; If be successfully constructed, send the beep-page message of structure, if send unsuccessfully, described paging flag bit is put one again.
6. LTE base station side system information management as claimed in claim 3 and sending method, is characterized in that, in described step 33:
If offset system frame number mould 4 is zero, system subframe then dispatches transmission Master Information Block at the 0th work song frame, if offset system frame number mould 2 is zero, system subframe then dispatches transmitting system block of information 1 at the 5th work song frame, if offset system frame meets descending sub frame and system information sends interval, dispatches transmitting system information.
7. the information management of LTE base station side system and a dispensing device, is characterized in that, comprising:
Trigger module, for starting drive, triggering system information operations manager, message sender, message constructing device;
Start module, for described system information operations manager start up system message scheduling controller, data management system, system sequence manager, described system sequence manager sends semaphore to described scheduling system information controller and triggers described scheduling system information controller and perform transmit operation, described data management system configuration-system information;
Processing module, is performed for making described scheduling system information controller and sends control, after the system information configured being given described message constructing device structure, sent by described message sender in described data management system;
Wherein, system information window counter is set in the scheduling system information information manager of described data management system for recording system information window size, corresponding system information is limited in system windows and sends; System information counter is set for counting the system information sent; The flag bit arranging system information is for marking current whether transmitting system information; The counter of the flag bit of system information is set for system information counter resets;
According to the dispatching cycle of system windows, different system information, calculate SFN mod T=FLOOR (x/10), determine whether send corresponding system information, wherein SFN is System Frame Number, T is the dispatching cycle of corresponding system information, x=(n – 1) * w, n is the sequence number of system information in dispatch list, w is system windows size, mod is for asking modular arithmetic, and FLOOR returns the maximum integer computing being less than or equal to and specifying expression formula, meets formula and then allows to send corresponding system information, otherwise, then do not send.
8. LTE base station side system information management as claimed in claim 7 and dispensing device, it is characterized in that, described processing module comprises:
System information operations manager is the control centre of whole system apparatus for management of information, start up system timing management device, realizes triggering described scheduling system information controller, initialization to described data management system;
System sequence manager, running for controlling described scheduling system information controller, sending semaphore notify described scheduling system information controller when each subframe arrives, start follow-up system information and send judgement;
Data management system, for being configured system information, upgrading, manage and preserving;
Scheduling system information controller, for indicating according to the semaphore of described system sequence manager in each subframe, calculate System Frame Number and the system subframe number of forward scheduling, carry out transmission according to the schedule information of the system information in described data management system to judge, judged result is used for control the transmission of physical layer realization to the system information of respective channel;
Message constructing device, constructs according to obtaining described configuration information from described data management system, is supplied to described scheduling system information controller and processes;
Message sender, for send constructed system information.
9. LTE base station side system information management as claimed in claim 8 and dispensing device, it is characterized in that, described data management system comprises:
System information configurator, for realizing configuration to system information, renewal, management work;
Scheduling system information information manager, for realizing management system information being sent to schedule information and scheduling system information transmission successful identification information;
System information storage manager, for realizing the hold function of the system information constructed.
10. LTE base station side system information management as claimed in claim 9 and dispensing device, it is characterized in that, described scheduling system information information manager comprises:
System windows counter, is used for register system window size, corresponding system information is limited in system windows and sends.
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| CN101848537A (en) * | 2010-05-07 | 2010-09-29 | 中国科学院计算技术研究所 | System information managing method and device in LTE (Long Term Evolution) system |
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