CN106559809A

CN106559809A - System information sending method, method of reseptance, dispensing device and reception device

Info

Publication number: CN106559809A
Application number: CN201510627366.6A
Authority: CN
Inventors: 石靖; 戴博; 张雯; 陈宪明; 夏树强; 刘锟; 方惠英
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2015-09-25
Filing date: 2015-09-25
Publication date: 2017-04-05
Also published as: WO2017050184A1

Abstract

The invention provides a kind of system information sending method, method of reseptance, dispensing device and reception device, wherein, the system information sending method includes：It is determined that the system information for being sent to terminal；Said system information is sent on one or more predetermined narrow band positions.By the present invention, the sending method during Downlink Control Information of independent bearing system message modification information, ETWS, CMAS etc. in correlation technique is solved the problems, such as, the effect of efficient transmission is reached；The high problem of the complexity of the Downlink Control Information of terminal blind Detecting bearing system message present in correlation technique is also solved, and then has reached the effect of the complexity for reducing terminal blind-detection system message.

Description

System information sending method, method of reseptance, dispensing device and reception device

Technical field

The present invention relates to the communications field, in particular to a kind of system information sending method, method of reseptance, sends dress Put and reception device.

Background technology

Machine type communication (Machine Type Communication, referred to as MTC) user terminal (User Equipment, referred to as UE), also known as machine to machine (Machine to Machine, referred to as M2M) user Communication equipment, is the main application form of current Internet of Things.In recent years, due to Long Term Evolution (Long-Term Evolution, Referred to as LTE)/advanced long-term evolution system (Long-Term Evolution Advance, referred to as LTE-Advance or LTE-A spectrum efficiency) is high, and increasing mobile operator selects LTE/LTE-A as system of broadband wireless communication Evolution tendency.MTC multiple types data service based on LTE/LTE-A also will be more attractive.While in order to reuse GSM Frequency spectrum industry proposes arrowband LTE (Narrowband LTE, referred to as NB-LTE) technology, it is also possible to support many kinds of MTC The business of type.

Existing LTE/LTE-A systems are transmitted based on each subframe dynamic dispatching, i.e., each subframe can be passed Defeated different control channel.

Physical Downlink Control Channel defined in LTE/LTE-A (Physical Downlink Control Channel, referred to as PDCCH) and strengthen Physical Downlink Control Channel (Enhanced Physical Downlink Control Channel, referred to as EPDCCH).PDCCH/EPDCCH is used for bearing downlink control information (Downlink Control Information, abbreviation For DCI), including：Uplink and downlink schedule information, and uplink power control information.

Generally MTC terminal can obtain DCI by demodulating PDCCH/EPDCCH channels in each subframe, right to realize The demodulation of Physical Downlink Shared Channel (Physical Downlink Share Channel, referred to as PDSCH) is physically The scheduling configured information of row shared channel (Physical Uplink Share Channel, referred to as PUSCH).For paging Paging message, again by PDSCH channel bearings, is indicated in terminal phase by down control channel scheduling by base station The pager meeting (Paging Occasion, referred to as PO) answered sends Paging message.

In MTC application terminals, two types terminal is at least distinguished, a Terminal Type is claimed due to radio frequency reception Bandwidth-Constrained Be low cost terminals, another kind of is that low cost terminals present position or self-characteristic are limited so as to cause covering performance notable Decline, referred to as coverage enhancement terminal.Such as intelligent meter data recording class MTC terminal is fixedly mounted on that basement etc. is low to be covered mostly Under lid environments, its data that mainly send away a parcel, the requirement to data rate are low, can tolerate larger data transfer Time delay.For coverage enhancement terminal is by being repeated several times the modes such as transmission ensureing the correct transmission of data in time domain.

No matter for LTE system or NB-LTE systems, low cost terminals or coverage enhancement terminal, will due to existing System message in Paging message, such as system message modification information, earthquake and tsunami warning system (Earthquake and Tsunami Warning System, referred to as ETWS) announcement information, commercially mobile alerting service (Commercial Mobile Alert Service, referred to as CMAS) demand that sends in Downlink Control Information of announcement information independent bearing, Jin Erxu Consider how the Downlink Control Information of the type is sent.Using the sending method meeting of the system message in correlation technique Increase the problem of the complexity of terminal blind-detection system message.

For the problems referred to above present in correlation technique, the scheme of efficiently solving is there is no at present.

The content of the invention

The invention provides a kind of system information sending method, method of reseptance, dispensing device and reception device, at least to solve The certainly high problem of the complexity of terminal blind-detection system message present in correlation technique.

According to an aspect of the invention, there is provided a kind of system information sending method, including：It is determined that for being sent to end The system information at end；The system information is sent on one or more predetermined narrow band positions.

Alternatively, the system information includes at least one of：System message modification information, earthquake and tsunami early warning system The mobile alerting service CMAS of system ETWS announcement informations, business, announcement information, extension Access Control EAB parameter modifications The maximal cover that announcement information, control format configured information CFI, tdd systems configuration information, base station eNB are supported Strengthen grade max CE level, base station eNB support coverage enhancement grade CE levels, cell access relevant information, System message schedule information, Physical Random Access Channel PRACH configuration informations, arrowband saltus step Hopping configuration informations, Other channel radio frequency resource allocation informations, up frequency and bandwidth information, Multicast Broadcast Single Frequency in addition to PRACH channels Network MBSFN sub-frame configuration information.

Alternatively, when the system information is in the first Downlink Control Information DCI, and only include in a DCI During the system information, on one or more predetermined narrow band positions sending the system information includes：In predetermined instant, A DCI is sent on one or more predetermined narrow band positions.

Alternatively, the predetermined narrow band can receive the publicly-owned search of detection for all terminals in the predetermined cell of base station Space CSS arrowbands；The predetermined instant is that all terminals in the predetermined cell of the base station can receive detection Calling time PO.

Alternatively, in predetermined instant, on one or more predetermined narrow band positions sending a DCI includes： In the change cycle of the predetermined system information, one or many is sent on one or more predetermined narrow band positions The system information.

Alternatively, when a DCI is sent, the Physical Downlink Shared Channel PDSCH without correspondence scheduling.

Alternatively, when the system information is in the second Downlink Control Information DCI, and also include in the 2nd DCI During other Downlink Control Information in addition to the system information, the system is sent on one or more predetermined narrows band positions Information includes：It is according to the mark of the terminal, in one or more calling times PO, described pre- at one or more Determine on arrowband position, to send the 2nd DCI.

Alternatively, on the position of at least one of of the system information in the 2nd DCI：2nd DCI In idle bit bit；The bit domains in idle condition in 2nd DCI；In 2nd DCI in non- The part bit in the bit domains of idle condition.

Alternatively, when system information carrying is transmitted in the second Downlink Control Information DCI, pass through Predetermined way indicates the type of the 2nd DCI；When the system information is carried in the 2nd DCI or is carried on When being transmitted in Physical Downlink Shared Channel PDSCH, the system information is indicated positioned at described by the predetermined way Still it is carried in the PDSCH in 2nd DCI；Wherein, the type includes not carrying the common of the system information DCI, the common DCI for carrying the system information and other Downlink Control Information, the predetermined way include it is following at least it One：The mode indicated using the idle bit bit in the 2nd DCI；2nd DCI is placed in into specific shape The mode of state；Using the mode of the particular value of Radio Network Temporary Identifier RNTI.

Alternatively, in 2nd DCI of a DCI or described, also carry for indicating Physical Downlink Shared Channel The configured information of the presence or absence of PDSCH, wherein, when being designated as without PDSCH, corresponding concrete system update message is being Send in system chunk SIB；When PDSCH has been designated as, corresponding concrete system update message is sent in PDSCH.

Alternatively, before sending the system information on one or more predetermined narrow band positions, also include：To be used for referring to Show configured information of one or more of predetermined narrows with position by the Master Information Block MIB or system letter in system information Breath block SIB or radio resource control RRC message are sent to the terminal.

According to a further aspect in the invention, there is provided a kind of system information reception method, including：Determine that one or more are pre- Determine arrowband position；It is determined that one or more of predetermined narrows with position on receive system information from base station.

Optionally it is determined that one or more of predetermined narrow band positions include one below：By the message in system information Chunk MIB or system information block SIB or base station described in radio resource control RRC message sink send in advance for referring to Show configured information of one or more of predetermined narrows with position, determined according to the configured information one or more of pre- Determine arrowband position；The position is determined for identifying agreement of one or more of predetermined narrows with position according to pre-configured.

Alternatively, it is determined that one or more of predetermined narrows with position on the system information that receives from base station include： In predetermined instant, it is determined that one or more of predetermined narrows with position on receive the carrying system from base station 3rd DCI of information.

Alternatively, the predetermined narrow band is that all terminals in the predetermined cell of the base station can receive the publicly-owned of detection Search space CSS arrowbands；The predetermined instant is that all terminals in the predetermined cell of the base station can be received The calling time PO of detection.

Alternatively, in predetermined instant, it is determined that one or more of predetermined narrows with position on receive from base station The 3rd DCI for carrying the system information includes：In the change cycle of the predetermined system information, The 3rd DCI described in one or many is received on one or more predetermined narrow band positions.

Alternatively, it is determined that one or more of predetermined narrows with position on the system information that receives from base station include： It is determined that one or more of predetermined narrows with position on receive the 4th Downlink Control Information DCI from base station；According to Facing for the bit, the state of the 4th DCI and the predetermined wireless network that are indicated in the 4th DCI When identify at least one of RNTI values of RNTI, determine the type or the determination system information of the 4th DCI Still it is carried in Physical Downlink Shared Channel PDSCH in the 4th DCI, wherein, the type includes not taking Common DCI with the system information, the common DCI for carrying the system information and other Downlink Control Information；According to Determine that result receives the system information.

According to a further aspect in the invention, there is provided a kind of system information dispensing device, including：First determining module, uses In it is determined that system information for being sent to terminal；First sending module, in one or more predetermined narrow band positions Send the system information.

Alternatively, described device also includes：Second sending module, for sending on one or more predetermined narrow band positions Before the system information, will be used for indicating that configured information of one or more of predetermined narrows with position passes through system information In information block MIB or system information block SIB or radio resource control RRC message be sent to the terminal.

According to a further aspect in the invention, there is provided a kind of System Information reception device, including：Second determining module, uses In it is determined that one or more predetermined narrow band positions；Receiver module, for it is determined that one or more of predetermined narrow band positions Put the system information received from base station.

Alternatively, second determining module includes one below：First determining unit, for by system information The use that information block MIB or system information block SIB or base station described in radio resource control RRC message sink send in advance In one or more of configured informations of the predetermined narrow with position are indicated, determined according to the configured information one or many Individual predetermined narrow band position；Second determining unit, for according to pre-configured for identifying one or more of predetermined narrow bands The agreement of position determines the position.

By the present invention, it is used for being sent to the system information of terminal using determination；In one or more predetermined narrow bands or physics Resource Block group sends the system information on position.Solve independent bearing system message modification information in correlation technique, Sending method problem during the Downlink Control Information of ETWS, CMAS etc., reaches the effect of efficient transmission；Also solve phase The high problem of the complexity of the Downlink Control Information of terminal blind Detecting bearing system message present in the technology of pass, and then reach Reduce the effect of the complexity of terminal blind-detection system message.

Description of the drawings

Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, the present invention Schematic description and description be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：

Fig. 1 is the flow chart of system information sending method according to embodiments of the present invention；

Fig. 2 is according to embodiments of the present invention in public CSS arrowbands and the special DCI of position transmission of public PO moment Schematic diagram one；

Fig. 3 is according to embodiments of the present invention in public CSS arrowbands and the special DCI of position transmission of public PO moment Schematic diagram two；

Fig. 4 is the flow chart of system information reception method according to embodiments of the present invention；

Fig. 5 is the structured flowchart of system information dispensing device according to embodiments of the present invention；

Fig. 6 is the preferred structure block diagram of system information dispensing device according to embodiments of the present invention；

Fig. 7 is the structured flowchart of System Information reception device according to embodiments of the present invention；

Fig. 8 is the structured flowchart of the second determining module 72 in System Information reception device according to embodiments of the present invention；

Fig. 9 is according to embodiments of the present invention in the common Paging of multiple CSS arrowbands scheduling of the transmission containing downlink information The schematic diagram of the DCI of message.

Specific embodiment

Below with reference to accompanying drawing and in conjunction with the embodiments describing the present invention in detail.It should be noted that in the feelings not conflicted Under condition, the feature in embodiment and embodiment in the application can be mutually combined.

It should be noted that description and claims of this specification and the term " first " in above-mentioned accompanying drawing, " second " Etc. being for distinguishing similar object, without for describing specific order or precedence.

A kind of system information sending method is provided in the present embodiment, and Fig. 1 is system information according to embodiments of the present invention The flow chart of sending method, as shown in figure 1, the flow process comprises the steps：

Step S102, it is determined that the system information for being sent to terminal；

Step S104, sends said system information on one or more predetermined narrow band positions.

Wherein, above-mentioned arrowband is referred to as Physical Resource Block group PRB (Physical Resource Block) group, Perform aforesaid operations can be base station, and one or more above-mentioned predetermined narrow band position can also be that base station and terminal are advance The position for consulting, when said system message is sent, can carry transmission on down control channel.Therefore, it can Reduce the complexity of the blind Detecting of terminal.Solve independent bearing system message modification information in correlation technique, ETWS, Sending method problem during the Downlink Control Information of CMAS etc., reaches the effect of efficient transmission；Also solve correlation technique Present in terminal blind Detecting bearing system message Downlink Control Information the high problem of complexity, and then reached reduction The effect of the complexity of terminal blind-detection system message.

In an optional embodiment, above-mentioned system information can include at least one of：System message change letter Breath, earthquake and tsunami warning system ETWS announcement informations, the mobile alerting service CMAS of business, announcement information, expansion Exhibition Access Control (Extended Access Barring, referred to as EAB) parameter modification announcement information, control format refer to Show information (Control format Indicator, referred to as CFI), tdd systems configuration information, base station eNB The maximal cover held strengthens grade max CE level, the coverage enhancement grade CE levels of base station eNB support, cell and connects Enter relevant information, system message schedule information, Physical Random Access Channel (Physical Random Access Channe, Referred to as PRACH) configuration information, arrowband saltus step Hopping configuration informations, in addition to PRACH channels other letter Road radio frequency resource configuration information, up frequency and bandwidth information, Multicast Broadcast Single Frequency Network (Multicast Broadcast Single Frequency Network, referred to as MBSFN) subframe configuration information (or the proprietary effective sub-frame configuration of cell Information).Wherein, preferred system message combination includes at least one following combination：Combination 1：System message modification information, ETWS、CMAS；Combination 2：System message modification information, ETWS, CMAS, CFI, TDD configuration； Combination 3：System message modification information, ETWS, CMAS, max CE level.It is of course also possible to be other combinations Type, it is numerous to list herein.

When said system message is sent, can be (that is, upper using only including as special DCI using said system message The special DCI for stating system message is transmitted) or used as the part in DCI, above-mentioned predetermined narrow band is preferably CSS arrowbands, you can with the said system information that carried by down control channel in one or more CSS arrowbands Middle transmission.In an optional embodiment, when said system information is in the first Downlink Control Information DCI, and should When only including said system information (DCI is special DCI) in the first DCI, in one or more predetermined narrows Said system information is sent on band position includes：In predetermined instant, send on one or more predetermined narrow band positions State a DCI.Said system information does not use the DCI for dispatching common Paging message, i.e., does not wrap as special DCI Instruction containing resource allocation, modulation coding mode etc..Send in predetermined narrow band and predetermined instant, that is, it is base station to send position With well known to UE and do not differentiate between particular UE.

In an optional embodiment, above-mentioned predetermined narrow band can be received for all terminals in the predetermined cell of base station The publicly-owned search space CSS arrowbands of detection；Above-mentioned predetermined instant can for all terminals in the predetermined cell of base station Receive the calling time PO of detection.Preferably, in cell, all terminals use one CSS of identical at the same PO moment Arrowband, as shown in Fig. 2 Fig. 2 is according to embodiments of the present invention to send out in public CSS arrowbands and public PO moment position The schematic diagram one of special DCI is sent, and the corresponding downlink information is received at identical PO moment or PO moment group, this In PO moment or PO moment groups be the moment that can receive of all terminals, i.e. the common reception moment.In difference The PO moment can use one CSS arrowband of identical, as shown in Figure 2, it is also possible to using different CSS arrowbands, As shown in figure 3, Fig. 3 is according to embodiments of the present invention to send special in public CSS arrowbands and position of public PO moment The schematic diagram two of DCI, but for the PO moment of a determination, can only use a CSS arrowband.

In an optional embodiment, in predetermined instant, described the is sent on one or more predetermined narrows band positions One DCI includes：In the change cycle of the predetermined system information, on one or more predetermined narrow band positions Send system information described in one or many.That is, can include in above-mentioned change cycle that one or more are above-mentioned predetermined At the moment, said system message can be sent in each predetermined instant, therefore, it can send one in a change cycle Secondary or multiple said system message.Wherein, when above-mentioned one or many sends system message, system information contents are not Change, preferably one or many system message is sent in system information change cycle and can ensure that all ends in cell End receives said system information with greater probability.

In an optional embodiment, when an above-mentioned DCI is sent, the Physical Downlink Shared Channel without correspondence scheduling PDSCH.Alternatively, when an above-mentioned DCI (that is, special DCI) only carries said system information, and without corresponding Resource allocation, the conventional downstream control information such as modulation coding mode included scheduling configured information when, now this is special PDSCHs of the DCI without correspondence scheduling.Terminal no longer receives corresponding PDSCH channels after the special DCI is received.

In an optional embodiment, above-mentioned system is sent on one or more predetermined narrow bands or Physical Resource Block group position System message includes：It is by said system message bearing on Physical Downlink Shared Channel PDSCH, predetermined at one or more Said system message is sent on arrowband position.Said system information is may be located in common DCI, wherein, this is common DCI is the DCI for dispatching common Paging message.In an optional embodiment, when said system information is located at second In Downlink Control Information DCI, and in the 2nd DCI, also include other Downlink Control Information in addition to said system information When, on one or more predetermined narrow band positions sending said system information includes：According to the mark UE ID of above-mentioned terminal, In one or more calling times PO, above-mentioned 2nd DCI is sent on one or more described predetermined narrow band positions. That is, the 2nd DCI is common DCI.

In an optional embodiment, during said system information may be located at DCI or in PDSCH, the wherein DCI Can be the DCI (that is, the 2nd above-mentioned DCI) of the common Paging message of scheduling.Preferably, now there is correspondence scheduling PDSCH channels, carry the Paging message of corresponding certain customers or whole users.Base station eNB can basis UE ID send the DCI in one or more CSS arrowbands/Physical Resource Block group PRB group and one or more PO. It is carried in same Paging message at this point for the Paging record information of certain customers, eNB is according to these The UE ID of user's (with above-mentioned terminal) are by the scheduling Paging message comprising the downlink information in a CSS Arrowband and one or more PO moment are transmitted.For the Paging record information of another part user is carried on In another Paging message, eNB will include the tune of the downlink information according to the UE ID of another part user Spend the Paging message to be transmitted in another CSS arrowband and one or more PO moment, as shown in Figure 3 From the point of view of eNB angles, the DCI for sending the common Paging message of scheduling for carrying the downlink information is located at multiple CSS Arrowband, for terminal, is only capable of the downlink information is received in a CSS arrowband at the same PO moment.It is preferred that , terminal can imply the CSS arrowbands position for obtaining oneself needing to receive by UE ID.

In an optional embodiment, on the position of at least one of of the said system information in the 2nd DCI：The Idle bit bit in two DCI；The bit domains in idle condition in 2nd DCI；In 2nd DCI in non- The part bit in the bit domains of idle condition.It is specifically described below：Using the DCI's for dispatching common Paging message Padding bit or idle condition, specially as presence free time bit, such as Padding bit, using sky in the DCI message Not busy bit carries said system information, wherein quantity of the size of downlink information less than or equal to free time bit, or using general The idle condition of logical DCI message, such as indicates that the 2bit information of transmitting power control TPC now has no concrete instruction implication, In idle condition, now said system information is transmitted using the bit field, wherein the size of system information be less than or Equal to the quantity of the bit corresponding to idle condition.The busy shape of the DCI of the common Paging message of scheduling can also be used State.During the specific resource allocation bit domain such as instruction, after having indicated all possible distribution or instruction situation, shape is still suffered from State is remaining, using remaining state instruction.Or as taken the part bit in resource allocation bit domain, resource allocation simplifies Indicate so as to save Section Overhead.

In an optional embodiment, when by the system information carry enter in the second Downlink Control Information DCI When row sends, the type of the 2nd DCI can be indicated by predetermined way；When said system information is carried in the 2nd DCI In or when being transmitted in being carried on Physical Downlink Shared Channel PDSCH, it is also possible to indicated by above-mentioned predetermined way The system information is still carried in PDSCH in the 2nd DCI；Wherein, the type includes not carrying said system The common DCI of information, the common DCI for carrying said system information and other Downlink Control Information, the predetermined way include At least one of：The mode indicated using the idle bit bit in the 2nd DCI；Above-mentioned 2nd DCI is placed in The mode of particular state；Using the mode of the particular value of Radio Network Temporary Identifier RNTI.

Wherein, when being indicated using idle bit, it is possible to use 1bit in padding bit indicates the of said system information Form/the type of two DCI is that the DCI or nothing for dispatching common paging message accordingly dispatches common paging message DCI, or indicate said system information in DCI or in PDSCH.Or (x is using 1bit or x bit Positive integer more than 1) indicate that the second DCI format is the system information for carrying concrete which kind of system information combination.Make When being indicated with particular state, it is possible to use a kind of shape in one of padding bit or resource allocation or modulation coding mode etc. State (such as full 0 bit, or specially appointed bit sequences) indicate the form of the 2nd DCI for carrying said system information/ Type is to dispatch the DCI of common paging message or without the DCI for accordingly dispatching common paging message, or is indicated Said system information is in DCI or in PDSCH.Or (x is more than 1 using a kind of state or x kind states Positive integer) indicate that above-mentioned second DCI format is the system information for carrying concrete which kind of system information combination.Using During different RNTI values, it is possible to use two kinds of different RNTI values (value FFFE of the one of which for P-RNTI) Form/the type for indicating the 2nd DCI is to dispatch the DCI of common paging message or without accordingly dispatching common paging The DCI of message, or indicate said system information in DCI or in PDSCH, it is preferred that use P-RNTI Indicate above-mentioned 2nd DCI form/type be dispatch common paging message DCI or indicate said system information bit In PDSCH.Or above-mentioned 2nd DCI is indicated using x kind RNTI values (x is the positive integer more than or equal to 2) Form is the system information for carrying concrete which kind of system information combination.

In an optional embodiment, in an above-mentioned DCI or the 2nd DCI, also carry for indicating physics The configured information of the presence or absence of DSCH Downlink Shared Channel PDSCH, wherein, it is when being designated as without PDSCH, corresponding concrete System update message is sent in system information block SIB；When PDSCH has been designated as, corresponding concrete system update Message is sent in PDSCH.

In an optional embodiment, before sending said system information on one or more predetermined narrow band positions, also Including：To be used for indicating the configured information of one or more predetermined narrows with position by the Master Information Block in system information (Master Information Block, referred to as MIB) or system information block (System Information Blocks, Referred to as SIB or wireless heterogeneous networks (Radio Resource Control, referred to as RRC) message are sent to above-mentioned end End.Can be above-mentioned predetermined narrow band being determined for identifying the agreement of one or more predetermined narrows with position according to pre-configured Position.

In embodiments of the present invention, a kind of system information reception method is additionally provided, Fig. 4 is according to embodiments of the present invention The flow chart of system information reception method, as shown in figure 4, the method comprises the steps：

Step S402, determines one or more predetermined narrow band positions；

Step S404, it is determined that said one or multiple predetermined narrows with position on receive system information from base station.

Wherein, above-mentioned arrowband is referred to as Physical Resource Block group PRB group, and perform aforesaid operations can be eventually End, above-mentioned one or more predetermined narrows with the position that position can also be that base station and terminal are consulted in advance, in reception When stating system message, can be it is determined that receiving on predetermined narrow band position.Therefore, it can the complexity of the blind Detecting of reduction terminal Degree.So as to solve the descending control of independent bearing system message modification information, ETWS, CMAS etc. in correlation technique Sending method problem during information, reaches the effect of efficient transmission；Also solve terminal blind Detecting present in correlation technique The high problem of the complexity of the Downlink Control Information of bearing system message, and then reached reduction terminal blind-detection system message Complexity effect.

In an optional embodiment, said system information can include at least one of：System message modification information, Earthquake and the mobile alerting service CMAS of tsunami warning system ETWS announcement informations, business, announcement information, extension connect Enter to control EAB parameter modification announcement informations, control format configured information CFI, tdd systems configuration information, base The eNB that stands support maximal cover strengthen grade max CE level, base station eNB support coverage enhancement grade CE levels, Cell accesses relevant information, system message schedule information, Physical Random Access Channel PRACH configuration informations, arrowband and jumps Become Hopping configuration informations, in addition to PRACH channels other channel radio frequency resource allocation informations, up frequency and band Wide information, Multicast Broadcast Single Frequency Network MBSFN sub-frame configuration information (or the proprietary effective subframe configuration information of cell).

In an optional embodiment, determine that said one or multiple predetermined narrows band position include one below：By being Information block MIB or system information block SIB or radio resource control RRC message sink base station in system information is advance Send for indicating the configured information of said one or multiple predetermined narrows with position, determine one according to above-mentioned configured information Or multiple predetermined narrow band positions；Determined for identifying the agreement of said one or multiple predetermined narrows with position according to pre-configured Above-mentioned position.

In an optional embodiment, it is determined that said one or multiple predetermined narrows with position on receive from base station System information includes：In predetermined instant, it is determined that said one or multiple predetermined narrows band position on receive from base station Carrying said system information the 3rd DCI.

In an optional embodiment, above-mentioned predetermined narrow band can be received for all terminals in the predetermined cell of base station The publicly-owned search space CSS arrowbands of detection；Above-mentioned predetermined instant can for all terminals in the predetermined cell of base station Receive the calling time PO of detection.

In an optional embodiment, in predetermined instant, it is determined that one or more predetermined narrows band positions on receive The 3rd DCI from the carrying said system information of base station includes：In the change cycle of predetermined said system information It is interior, above-mentioned 3rd DCI of one or many is received on one or more predetermined narrow band positions.

In an optional embodiment, it is determined that said one or multiple predetermined narrows with position on receive from base station System information includes：It is determined that one or more predetermined narrows with position on receive the 4th Downlink Control Information from base station DCI；According to bit, the state of the 4th DCI and predetermined nothing in the 4th DCI for being indicated At least one of RNTI values of line Network Temporary Identifier RNTI, determine the type or determination system letter of the 4th DCI Breath is still carried in Physical Downlink Shared Channel PDSCH in above-mentioned 4th DCI, wherein, the type is included not The common DCI of the system information is carried, carrying the common DCI of said system information and other Downlink Control Information；Root Said system information is received according to determination result.

Through the above description of the embodiments, those skilled in the art is can be understood that according to above-described embodiment Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but a lot In the case of the former be more preferably embodiment.Based on such understanding, technical scheme is substantially in other words to existing There is the part that technology contributes embody in the form of software product, the computer software product is stored in one In storage medium (such as ROM/RAM, magnetic disc, CD), use so that a station terminal equipment (can including some instructions Being mobile phone, computer, server, or network equipment etc.) perform method described in each embodiment of the invention.

Additionally provide a kind of system information dispensing device in the present embodiment, the device is used to realizing above-described embodiment and preferably Embodiment, had carried out repeating no more for explanation.As used below, term " module " can be realized making a reservation for The combination of the software and/or hardware of function.Although the device described by following examples is preferably with software realizing, It is hardware, or the realization of the combination of software and hardware is also what is may and be contemplated.

Fig. 5 is the structured flowchart of system information dispensing device according to embodiments of the present invention, as shown in figure 5, the device bag The first determining module 52 and the first sending module 54 are included, below the device is illustrated.

First determining module 52, is used for the system information for being sent to terminal for determining；First sending module 54, connection To above-mentioned first determining module 52, for sending said system information on one or more predetermined narrow band positions.

In an optional embodiment, said system information includes at least one of：System message modification information, Shake and the mobile alerting service CMAS of tsunami warning system ETWS announcement informations, business, announcement information, extension are accessed Control EAB parameter modification announcement informations, control format configured information CFI, tdd systems configuration information, base station ENB support maximal cover strengthen grade max CE level, base station eNB support coverage enhancement grade CE levels, Cell accesses relevant information, system message schedule information, Physical Random Access Channel PRACH configuration informations, arrowband and jumps Become Hopping configuration informations, in addition to PRACH channels other channel radio frequency resource allocation informations, up frequency and band Wide information, Multicast Broadcast Single Frequency Network MBSFN sub-frame configuration information (or the proprietary effective subframe configuration information of cell). Wherein, preferred system message combination includes at least one following combination：Combination 1：System message modification information, ETWS, CMAS；Combination 2：System message modification information, ETWS, CMAS, CFI, TDD configuration；Combination 3： System message modification information, ETWS, CMAS, max CE level.It is of course also possible to be other composite types, This does not enumerate.

In an optional embodiment, above-mentioned predetermined narrow band can be received for all terminals in the predetermined cell of base station The publicly-owned search space CSS arrowbands of detection；Above-mentioned predetermined instant can for all terminals in the predetermined cell of base station Receive the calling time PO of detection.Preferably, in cell, all terminals use one CSS of identical at the same PO moment Arrowband, as shown in Fig. 2 the corresponding downlink information is received at identical PO moment or PO moment group, here PO moment or PO moment groups are the moment that all terminals can be received, i.e. the common reception moment.In different PO Moment can use one CSS arrowband of identical, as shown in Figure 2, it is also possible to using different CSS arrowbands, such as scheme Shown in 3, but for the PO moment of a determination, can only use a CSS arrowband.

Fig. 6 is the preferred structure block diagram of system information dispensing device according to embodiments of the present invention, as shown in fig. 6, the dress Put in addition to including all modules shown in Fig. 5, also including the second sending module 62, below the device is illustrated.

Second sending module 62, is connected to above-mentioned first sending module 54, in one or more predetermined narrow band positions Before upper transmission said system information, will be used for indicating that configured information of one or more predetermined narrows with position is believed by system Master Information Block MIB or system information block SIB or radio resource control RRC message in breath is sent to terminal.

In embodiments of the present invention, a kind of System Information reception device is additionally provided, Fig. 7 is according to embodiments of the present invention The structured flowchart of System Information reception device, as shown in fig. 7, the device includes the second determining module 72 and receiver module 74, below the device is illustrated.

Second determining module 72, for determining one or more predetermined narrow band positions；Receiver module 74, is connected to above-mentioned Second determining module 72, for it is determined that said one or multiple predetermined narrows with position on receive from base station system believe Breath.

Fig. 8 is the structured flowchart of the second determining module 72 in System Information reception device according to embodiments of the present invention, such as Shown in Fig. 8, second determining module 72 includes the first determining unit 82 or the second determining unit 84, below to this second Determining module 72 is illustrated.

First determining unit 82, for by the information block MIB or system information block SIB or nothing in system information Line resources control RRC information receive that base station sends in advance for indicating the finger of said one or multiple predetermined narrows with position Show information, one or more predetermined narrow band positions are determined according to above-mentioned configured information；Second determining unit 84, for basis Pre-configured determines above-mentioned position for identifying the agreement of said one or multiple predetermined narrows with position.

By using the transmission method of the system information proposed in the embodiment of the present invention, it is ensured that disappear in independent bearing system Efficient transmission during the system information such as breath modification information, ETWS, CMAS, to also ensure that and carry above- mentioned information in dependent When the terminal recognition information and do not increase blind check complexity.

Further illustrate below by way of specific embodiment.In the following embodiments, system information is referred to as downlink information, Illustrate so that system information is for system message modification information, ETWS, CMAS as an example.

Embodiment 1

The present embodiment is described in detail explanation using method provided by the present invention to downlink information transmission.

Base station eNB determines downlink information content for system message modification information, ETWS, CMAS, and downlink information Special DCI is independently formed, is transmitted in down control channel.

ENB sends the downlink information in predetermined C SS arrowband and in the predetermined PO moment.Wherein, change in downlink information In cycle, there are one or more positions in the predetermined PO moment.For each PO moment, eNB is only in a CSS The downlink information is sent on arrowband, the different PO moment when there is multiple positions at the PO moment, predetermined C SS Arrowband can be with identical or different.

When coverage enhancement, on predetermined C SS arrowband, at multiple PO moment, repetition sends the downlink information to eNB.Together One PO moment only corresponded to CSS arrowband position, the CSS arrowbands at different PO moment can with identical or different, or Frequency-hopping transmissions are carried out with a certain frequency pattern, the frequency pattern is what predefined or eNB was notified.

Terminal receives the downlink information in predetermined C SS arrowband and in the predetermined PO moment.Wherein terminal can be pre- at one Determine the PO receptions once downlink information, or in the multiple downlink information of multiple predetermined PO receptions, And at least receive once in downlink information change cycle.At the same PO moment, all terminals are all in same CSS arrowbands It is upper to receive the downlink information.

When coverage enhancement, on predetermined C SS arrowband, at multiple PO moment, repetition receives the downlink information to terminal.Together One PO moment only corresponded to CSS arrowband position, the CSS arrowbands at different PO moment can with identical or different, or Frequency-hopping transmissions are carried out with a certain frequency pattern, the frequency pattern is what predefined or eNB was notified.

Terminal receives corresponding PDSCH message after the downlink information is received, no longer.Such as find that system message becomes More, then receive corresponding SIB message.

By using the transmission method of downlink information proposed by the invention, it is ensured that change in independent bearing system message Efficient transmission when information, the Downlink Control Information of ETWS, CMAS.

Embodiment 2

Optionally, in DCI or in PDSCH, the wherein DCI is the common Paging of scheduling to above-mentioned downlink information The DCI of message.It is preferred that now there are the PDSCH channels of correspondence scheduling, corresponding certain customers or whole users are carried Paging message.ENB is according to UE ID in one or more CSS arrowbands/Physical Resource Block group PRB group and one Or multiple PO send the DCI.Same Paging is carried at this point for the Paging record information of certain customers In message, eNB is according to the UE ID of these users by the scheduling Paging message comprising the downlink information one Individual CSS arrowbands and one or more PO moment are transmitted.For the Paging record information of another part user It is carried in another Paging message, eNB will be comprising the descending letter according to the UE ID of another part user The scheduling of the breath Paging message is transmitted in another CSS arrowband and one or more PO moment, such as Fig. 9 It is shown from the point of view of eNB angles, send the common Paging message of scheduling for carrying the downlink information DCI be located at it is multiple CSS arrowbands, for terminal, are only capable of the downlink information is received in a CSS arrowband at the same PO moment, Wherein, Fig. 9 is according to embodiments of the present invention in the common Paging of multiple CSS arrowbands scheduling of the transmission containing downlink information The schematic diagram of the DCI of message.Preferably, terminal implies the CSS arrowbands position for obtaining oneself needing to receive by UE ID Put.

ENB determines downlink information content for system message modification information, ETWS, CMAS, and the downlink information In the DCI for dispatching common Paging message, transmit in down control channel.

ENB is obtained at a CSS arrowbands and predetermined PO moment to UE1 for the UE ID conversions of UE1 and UE2 And the DCI is sent with the terminal of the same paging groups of UE1 (the first paging group), in the 2nd CSS arrowbands and predetermined PO Moment sends the DCI to UE2 and with the terminal of the same paging groups of UE2 (the second paging group).Wherein, in descending letter In breath change cycle, there are one or more positions in the predetermined PO moment.For one of PO moment, eNB For same paging group only sends the downlink information on a CSS arrowband, the CSS corresponding to different paging groups is narrow Band can only have CCS arrowband position a PO moment respectively with identical or different, a CSS arrowbands and 2nd CSS arrowbands are independently determined, and the first CSS arrowbands of moment and the 2nd CSS arrowbands can be with different or different.Not With the PO moment, the CSS arrowbands corresponding to same paging group can be with identical or different, in different PO moment, a CSS Arrowband or arrowband position residing for the 2nd CSS arrowbands can be with identical or different.Multiple PO moment positions of the different paging groups Putting can be identical or entirely different with identical or part, i.e. the first paging group was independently determined with the PO moment of the second paging group, Can be identical or entirely different with identical or part.The DCI is disappeared with the common Paging of scheduling without the downlink information The DCI of breath is scrambled using different RNTI or idle bit/state instruction.

When coverage enhancement, eNB is for the UE1 and UE2 of different paging groups is respectively on respective predetermined C SS arrowband And the downlink information is sent in respective multiple PO moment repetitions.The same PO moment is only right for same paging group The CSS arrowbands position of CSS arrowband position, different paging groups is answered to be independently determined, can be with identical or different.It is different The CSS arrowbands of the same paging group at PO moment with identical or different, or can carry out frequency-hopping transmissions with a certain frequency pattern, The frequency pattern is what predefined or eNB was notified.The PO moment of different paging groups is independently determined, can be with identical or part It is identical or entirely different.

Terminal receives the downlink information, i.e. UE1 in the first paging group in predetermined C SS arrowband and in the predetermined PO moment A corresponding CSS arrowbands and one or more downlink informations described in PO receptions, UE2 is in the second paging group The 2nd corresponding CSS arrowbands and one or more downlink informations described in PO receptions.Terminal is in change cycle The chance of downlink information is received at least once.At the same PO moment, a CSS arrowbands and the 2nd CSS arrowbands are only Vertical determination can be with identical or different.There is the place of the CSS arrowbands corresponding to multiple difference PO moment at PO moment Arrowband position can be with identical or different, the 2nd CSS arrowbands in the same manner.

When coverage enhancement, on predetermined C SS arrowband, at multiple PO moment, repetition receives the downlink information to terminal, , at multiple PO moment in downlink information described in the first CSS narrow-band receptions, UE2 is at multiple PO moment second for UE1 Downlink information described in CSS narrow-band receptions.Described in the same PO moment, a CSS arrowbands and the 2nd CSS arrowbands position can With identical or different.The CSS arrowbands of different PO moment same paging group can be with identical or different, or with a certain frequency hopping Pattern carries out frequency-hopping transmissions, and the frequency pattern is what predefined or eNB was notified.

Terminal after the downlink information is received indicates to receive corresponding PDSCH message by control information.It is described Optionally there is specific system update message content in PDSCH.

The transmission method of the downlink information proposed by using the embodiment of the present invention, it is ensured that carry system in dependent and disappear The terminal recognition information and blind check complexity is not increased when breath modification information, ETWS, CMAS information.

It should be noted that above-mentioned modules can be by software or hardware to realize, for the latter, Ke Yitong Cross in the following manner realization, but not limited to this：Above-mentioned module is respectively positioned in same processor；Or, above-mentioned module distinguishes position In multiple processors.

Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can It is used for the program code for performing following steps to be arranged to store：

S11, it is determined that the system information for being sent to terminal；

S12, sends said system information on one or more predetermined narrow band positions.

Alternatively, storage medium is also configured to store the program code for being used to performing following steps：

S21, determines one or more predetermined narrow band positions；

S22, it is determined that said one or multiple predetermined narrows with position on receive system information from base station.

Alternatively, in the present embodiment, above-mentioned storage medium can be including but not limited to：USB flash disk, read only memory (Read-Only Memory, referred to as ROM), random access memory (Random Access Memory, referred to as For RAM), portable hard drive, magnetic disc or CD etc. are various can be with the medium of store program codes.

Alternatively, in the present embodiment, processor performs above-mentioned steps according to the program code for having been stored in storage medium S11-12。

Alternatively, in the present embodiment, processor performs above-mentioned steps according to the program code for having been stored in storage medium S21-22。

Alternatively, the specific example in the present embodiment may be referred to showing described in above-described embodiment and optional embodiment Example, the present embodiment will not be described here.

Obviously, those skilled in the art should be understood that each module or each step of the above-mentioned present invention can be with general Realizing, they can concentrate on single computing device computing device, or be distributed in multiple computing devices and constituted Network on, alternatively, they can be realized with the executable program code of computing device, it is thus possible to by they Storage in the storage device by computing device performing, and in some cases, can be holding different from order herein The shown or described step of row, or they are fabricated to each integrated circuit modules respectively, or will be many in them Individual module or step are fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hardware Combine with software.

The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the technology of this area For personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made it is any Modification, equivalent, improvement etc., should be included within the scope of the present invention.

Claims

1. a kind of system information sending method, it is characterised in that include：

It is determined that the system information for being sent to terminal；

The system information is sent on one or more predetermined narrow band positions.

2. method according to claim 1, it is characterised in that the system information includes at least one of：

System message modification information, earthquake and tsunami warning system ETWS announcement informations, the mobile alerting service of business CMAS, announcement information, extension Access Control EAB parameter modification announcement informations, control format configured information CFI, The maximal cover that tdd systems configuration information, base station eNB are supported strengthens grade max CE level, base station eNB The coverage enhancement grade CE levels of support, cell access relevant information, system message schedule information, physical accidental Access channel PRACH configuration informations, arrowband saltus step Hopping configuration informations, in addition to PRACH channels other Channel radio frequency resource allocation information, up frequency and bandwidth information, Multicast Broadcast Single Frequency Network MBSFN sub-frame are matched somebody with somebody Confidence ceases.

3. method according to claim 1, it is characterised in that when the system information is located at the first Downlink Control Information In DCI, and when only including the system information in a DCI, on one or more predetermined narrow band positions Sending the system information includes：

In predetermined instant, a DCI is sent on one or more predetermined narrow band positions.

4. method according to claim 3, it is characterised in that：

The predetermined narrow band is empty for the publicly-owned search that all terminals in the predetermined cell of base station can receive detection Between CSS arrowbands；

The predetermined instant is that all terminals in the predetermined cell of the base station can receive seeking for detection Exhale moment PO.

5. method according to claim 3, it is characterised in that in predetermined instant, in one or more predetermined narrow bands A DCI is sent on position to be included：

In the change cycle of the predetermined system information, send on one or more predetermined narrow band positions System information described in one or many.

6. method according to claim 3, it is characterised in that when a DCI is sent, without correspondence scheduling Physical Downlink Shared Channel PDSCH.

7. method according to claim 1, it is characterised in that when the system information is located at the second Downlink Control Information In DCI, and when also including other Downlink Control Information in addition to the system information in the 2nd DCI, one The system information is sent on individual or multiple predetermined narrows band position includes：

It is according to the mark of the terminal, in one or more calling times PO, described predetermined at one or more The 2nd DCI is sent on arrowband position.

8. method according to claim 7, it is characterised in that the system information is below in the 2nd DCI At least one position on：

Idle bit bit in 2nd DCI；

The bit domains in idle condition in 2nd DCI；

The part bit in the bit domains in busy state in the 2nd DCI.

9. method according to claim 7, it is characterised in that when the system information is carried descending described second When being transmitted in control information DCI, the type of the 2nd DCI is indicated by predetermined way；When the system Information is carried in the 2nd DCI or when being transmitted in being carried on Physical Downlink Shared Channel PDSCH, is led to Cross the predetermined way sign system information to be still carried in the PDSCH in the 2nd DCI； Wherein, the type includes not carrying the common DCI of the system information, carries under the system information and other The common DCI of row control information, the predetermined way include at least one of：

The mode indicated using the idle bit bit in the 2nd DCI；

2nd DCI is placed in into the mode of particular state；

Using the mode of the particular value of Radio Network Temporary Identifier RNTI.

10. the method according to claim 3 or 7, it is characterised in that in 2nd DCI of a DCI or described, Also carry for indicating the configured information of the presence or absence of Physical Downlink Shared Channel PDSCH, wherein, it is being designated as nothing During PDSCH, corresponding concrete system update message is sent in system information block SIB；It is being designated as PDSCH When, corresponding concrete system update message is sent in PDSCH.

11. methods according to claim 1, it is characterised in that send described on one or more predetermined narrow band positions Before system information, also include：

To be used for indicating configured information of one or more of predetermined narrows with position by the main letter in system information Breath block MIB or system information block SIB or radio resource control RRC message are sent to the terminal.

12. a kind of system information reception methods, it is characterised in that include：

Determine one or more predetermined narrow band positions；

It is determined that one or more of predetermined narrows with position on receive system information from base station.

13. methods according to claim 12, it is characterised in that the system information includes at least one of：

14. methods according to claim 12, it is characterised in that determine that one or more of predetermined narrow band positions are wrapped Include one below：

By information block MIB or system information block SIB or radio resource control RRC message in system information Receive that the base station sends in advance for indicating configured information of one or more of predetermined narrows with position, according to The configured information determines one or more of predetermined narrow band positions；

The position is determined for identifying agreement of one or more of predetermined narrows with position according to pre-configured.

15. methods according to claim 12, it is characterised in that it is determined that one or more of predetermined narrow band positions Putting the system information received from base station includes：

In predetermined instant, it is determined that one or more of predetermined narrows with position on receive carrying from base station 3rd DCI of the system information.

16. methods according to claim 15, it is characterised in that：

The predetermined narrow band is that all terminals in the predetermined cell of the base station can receive the publicly-owned of detection and search Rope space CSS arrowbands；

17. methods according to claim 15, it is characterised in that in predetermined instant, it is determined that it is one or 3rd DCI of the carrying system information of multiple predetermined narrows with receiving on position from base station includes：

In the change cycle of the predetermined system information, receive on one or more predetermined narrow band positions 3rd DCI described in one or many.

18. methods according to claim 12, it is characterised in that it is determined that one or more of predetermined narrow band positions Putting the system information received from base station includes：

It is determined that one or more of predetermined narrows with position on receive the 4th Downlink Control Information from base station DCI；

According in the 4th DCI for indicated bit, the state of the 4th DCI and predefine At least one of RNTI values of Radio Network Temporary Identifier RNTI, determine the 4th DCI type or Determine that the system information is still carried in Physical Downlink Shared Channel PDSCH in the 4th DCI, its In, the type includes not carrying the common DCI of the system information, carry the system information and other are descending The common DCI of control information；

The system information is received according to determination result.

19. a kind of system information dispensing devices, it is characterised in that include：

First determining module, is used for the system information for being sent to terminal for determining；

First sending module, for sending the system information on one or more predetermined narrow band positions.

20. devices according to claim 19, it is characterised in that the system information includes at least one of：

21. devices according to claim 19, it is characterised in that also include：

Second sending module, for, before sending the system information on one or more predetermined narrows band positions, inciting somebody to action For indicating configured information of one or more of predetermined narrows with position by the information block in system information MIB or system information block SIB or radio resource control RRC message are sent to the terminal.

22. a kind of System Information reception devices, it is characterised in that include：

Second determining module, for determining one or more predetermined narrow band positions；

Receiver module, for it is determined that one or more of predetermined narrows with position on receive system from base station Information.

23. devices according to claim 22, it is characterised in that the system information includes at least one of：

24. devices according to claim 22, it is characterised in that second determining module includes one below：

First determining unit, for by the information block MIB or system information block SIB or nothing in system information Line resources control RRC information receive that the base station sends in advance for indicating one or more of predetermined narrow bands The configured information of position, determines one or more of predetermined narrow band positions according to the configured information；

Second determining unit, for according to pre-configured for identifying association of one or more of predetermined narrows with position View determines the position.