CN109936871A - System message method of reseptance and terminal device - Google Patents

Abstract

A kind of system message method of reseptance and terminal device, wherein this method comprises: terminal device sends on-demand request to the network equipment, the on-demand request includes the mark of at least one System information block SIB of the terminal device program request；The terminal device obtains the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of the first SIB at least one described SIB that the network equipment is sent at least one first time period, and the start time point of the first time period receives the network equipment for the time point of the confirmation message of on-demand request reply earlier than or equal to the terminal device.Using the application, the reception delay of program request SIB can be shortened.

Description

System message method of reseptance and terminal device

Technical field

This application involves wireless communication technology field more particularly to a kind of system message method of reseptances and terminal device.

Background technique

In the 5th generation (the fifth generation, 5G) new wireless technology (New Radio, NR) system, terminal Equipment can receive the system message (System of next-generation node (next-generation Node B, gNB) broadcast Information, SI).Wherein, SI points are minimum SI (Minimum SI) and other SI (Other SI), and Other SI is more The set of a System information block (System Information Block, SIB).Minimum SI is sent out by way of broadcast It send.Other SI is by way of broadcast or the mode of program request is sent.

When sending method of the SIB using broadcast, broadcast transmission SIB always in corresponding receiving time window.Work as SIB Using program request sending method when, if do not sent in corresponding receiving time window without the terminal device program request SIB The SIB, after the terminal device program request SIB and gNB confirmation, SIB ability broadcast transmission in corresponding receiving time window, It, which sends, continues one or more receiving time windows.Referring to Fig. 1, the transmission schematic diagram of VOD system message (SI) is shown.Figure Middle receiving time window (SI Window) indicates the corresponding receiving time window of some SIB.In no terminal device program request SIB (preceding 2 receiving time windows in Fig. 1) does not send the SIB in receiving time window.When the terminal device program request SIB is (i.e. in Fig. 1 Time point T1 initiates program request SI request, can specifically be characterized as the request of the several SIB of program request some or certain) after, it corresponds to Receiving time window in start to broadcast the SIB and (continue for 2 receiving time windows, i.e. receiving time window 3 and receiving time in Fig. 1 Window 4), it is subsequent to continue not sending the SIB in receiving time window.

Terminal device can be by way of random access, one or more SIB of program request needs.The on-demand request information The SIB list for carrying program request, notifies gNB by the Msg1 or Msg3 of random access procedure.GNB receives the program request of terminal device After solicited message, replied by Msg2 (Msg1 carries on-demand request information scene) or Msg4 (Msg3 carries on-demand request information) Confirmation message is to terminal device.Then gNB starts broadcast transmission SIB in the corresponding receiving time window of subsequent program request SIB.It receives What the terminal device of confirmation message also synchronized attempts to receive program request SIB in the corresponding receiving time window of subsequent program request SIB.The mistake Journey may refer to shown in Fig. 2.In this way, due to random access procedure by two steps or four steps interaction realize request with really Recognize, time delay is larger.And probability of failure is higher to need to carry out since Msg1 causes single to be attempted by the way of open loop power control It repeatedly attempts, time delay is larger.In addition, under NR multi-beam scene, since beam scanning and transmission wave beam and reception wave beam are matched Pair time variation, process time delay and single probability of failure can be deteriorated, so the reception delay of program request SIB is very big.Therefore, how to contract The reception delay of short program request SIB is the current technical issues that need to address.

Summary of the invention

The embodiment of the present application provides a kind of system message method of reseptance and terminal device, can shorten connecing for program request SIB Time receiving prolongs.

In a first aspect, the embodiment of the present application provides a kind of system message method of reseptance, it is applied to terminal equipment side.The party Method includes: terminal device to network equipment transmission on-demand request, which includes at least one of the terminal device program request The mark of SIB.The terminal device at least one first time period obtain the network equipment transmission be used to indicate this at least one The Downlink Control Information of the corresponding running time-frequency resource of first SIB in a SIB, the start time point of the first time period earlier than or be equal to The terminal device receives the time point for the confirmation message that the network equipment is replied for the on-demand request.

Using the embodiment of the present application, terminal device can be obtained parallel and be used to indicate a little after the request for initiating program request SIB The Downlink Control Information of the corresponding running time-frequency resource of the SIB broadcast and the downlink control for being used to indicate the corresponding running time-frequency resource of confirmation message Information processed, terminal device are not necessarily to the confirmation message until receiving network equipment reply, just go to obtain the SIB for being used to indicate program request The Downlink Control Information of corresponding running time-frequency resource.Compared to the prior art, terminal device is possible to get the SIB of program request in advance Corresponding running time-frequency resource, and then the SIB of program request can be received in advance, so as to shorten the reception delay of program request SIB.

In the embodiment of the present application, first message Msg1 can be random access preamble (Random Access Preamble), second message Msg2 can be random access response (Random Access Response), third message Msg3 It can be VOD system message request (On demand SI Request), the 4th message Msg4 can be VOD system message and ring Answer (On demand SI Response).Above-mentioned first message, second message, third message and the 4th message can also have it His naming method, the embodiment of the present application to this with no restriction.

Optionally, terminal device at least one first time period obtain the network equipment send be used to indicate it is above-mentioned at least In one SIB after the Downlink Control Information of the corresponding running time-frequency resource of the first SIB, terminal device is in the corresponding time-frequency of the first SIB The first SIB is received in resource.Compared to the prior art, terminal device gets the corresponding running time-frequency resource of SIB of program request in advance, just The SIB of program request can be received, in advance so as to shorten the reception delay of program request SIB.

Optionally, the start time point of the second time period of the corresponding time-frequency resource indication of above-mentioned first SIB earlier than or wait The time point for the confirmation message that the network equipment is replied for the on-demand request is received in the terminal device.Compared to The prior art, terminal device can receive the SIB of program request in advance, so as to shorten the reception delay of program request SIB.

Optionally, terminal device at least one first time period obtain the network equipment send be used to indicate it is above-mentioned at least In one SIB after the Downlink Control Information of the corresponding running time-frequency resource of the first SIB, terminal device is at least one third period Obtain the downlink control letter for being used to indicate the corresponding running time-frequency resource of the 2nd SIB at least one above-mentioned SIB that the network equipment is sent Breath, the start time point of the third period are later than terminal device and receive the confirmation letter that the network equipment is directed to on-demand request reply The time point of breath.In the embodiment of the present application, terminal device can also continue to after the confirmation message for receiving network equipment reply The Downlink Control Information for being used to indicate the corresponding running time-frequency resource of unreceived SIB is obtained, to receive unreceived SIB.

Optionally, terminal device at least one third period obtain the network equipment send be used to indicate it is above-mentioned at least In one SIB after the Downlink Control Information of the corresponding running time-frequency resource of the 2nd SIB, terminal device is in the corresponding time-frequency of the 2nd SIB The 2nd SIB is received in resource.

Optionally, terminal device is used to indicate at least one what at least one first time period acquisition network equipment was sent The Downlink Control Information of the corresponding running time-frequency resource of first SIB in SIB, specifically: terminal device is at least one first time period Physical downlink control channel PDCCH is descrambled using the corresponding mark of system message, the use that the network equipment is sent is obtained from PDCCH In the Downlink Control Information for indicating the corresponding running time-frequency resource of the first SIB at least one SIB.Optionally, the system message pair The mark answered is shared by the multiple terminal devices including the terminal device.

Wherein, for different terminal devices, the corresponding mark of system message can be unification, therefore, terminal Equipment can descramble PDCCH using the unified corresponding mark of system message.

Optionally, the corresponding mark of system message includes but is not limited to SI-RNTI (Radio Network Temporary Identifier, radio network temporary identifier).

Optionally, in the first scene of the embodiment of the present application, on-demand request is carried in first message Msg1, confirmation Information carries in second message Msg2.

In second of scene of the embodiment of the present application, on-demand request is carried in third message Msg3, and confirmation message is taken Band is in the 4th message Msg4.

Second aspect, the embodiment of the present application provide a kind of terminal device, which includes multiple functional units, use System message provided by any one in execution first aspect accordingly or the possible embodiment of first aspect receives Method.

The third aspect, the embodiment of the present application provide a kind of terminal device, and the system for executing first aspect description disappears Message receiving method.The terminal device can include: memory and the processor coupled with the memory, transmitter and reception Device, in which: the transmitter is used to send signal, the receiver is for connecing with to another communication equipment, such as the network equipment Another communication equipment, such as the network equipment, the signal of transmission are received, what the memory was used to store first aspect description is The realization code of system message receival method, the processor are executed for executing the program code stored in the memory Any one described system message method of reseptance in first aspect or the possible embodiment of first aspect.Optionally, The processor executes the transmission by driving or controlling the transmitter when executing transmission operation.Optionally, the processing Device executes the reception by driving or controlling the receiver when executing reception operation.

Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, on the readable storage medium storing program for executing It is stored with instruction, when run on a computer, so that the system message that computer executes above-mentioned first aspect description receives Method.

5th aspect, the embodiment of the present application provides a kind of computer program product comprising instruction, when it is in computer When upper operation, so that computer executes the system message method of reseptance of above-mentioned first aspect description.

Detailed description of the invention

Technical solution in ord to more clearly illustrate embodiments of the present application or in background technique below will be implemented the application Attached drawing needed in example or background technique is illustrated.

Fig. 1 shows the transmission schematic diagram of VOD system message (SI) in the prior art；

Fig. 2 shows the schematic diagrames that terminal device in the prior art receives the System information block of program request；

Fig. 3 show the invention relates to wireless communication system structural schematic diagram；

The structural schematic diagram for the terminal device that some embodiments that Fig. 4 shows the embodiment of the present application provide；

The terminal device that Fig. 5 shows the embodiment of the present application receives the schematic diagram of the System information block of program request；

Fig. 6 shows the schematic diagram that a kind of terminal device provided by the embodiments of the present application receives the System information block of program request；

Fig. 7 shows the signal that another terminal device provided by the embodiments of the present application receives the System information block of program request Figure；

Fig. 8 shows a kind of flow diagram of system message method of reseptance provided by the embodiments of the present application；

Fig. 9 shows the flow diagram of another system message method of reseptance provided by the embodiments of the present application；

Figure 10 shows the flow diagram of another system message method of reseptance provided by the embodiments of the present application；

Figure 11 shows a kind of one schematic diagram of embodiment of system message method of reseptance provided by the embodiments of the present application；

Figure 12 shows a kind of two schematic diagram of embodiment of system message method of reseptance provided by the embodiments of the present application；

Figure 13 shows a kind of three schematic diagram of embodiment of system message method of reseptance provided by the embodiments of the present application；

Figure 14 shows a kind of structural block diagram of terminal device provided by the embodiments of the present application.

Specific embodiment

The term that the embodiment part of the embodiment of the present application uses is only used for solving the specific embodiment of the application It releases, and is not intended to limit the application.

For the ease of understanding the embodiment of the present application, introduce first the invention relates to wireless communication system.

With reference to Fig. 3, Fig. 3 show the invention relates to wireless communication system.Wireless communication system 300 can be with work Make to work in authorized spectrum band in unauthorized frequency range.Wireless communication system 300 is not limited to long term evolution (Long Term Evolution, LTE) system, it can also be 5G system, the NR system of the following evolution, machine and machine communication (Machine to Machine, M2M) system etc..It should be understood that the system that wireless communication system 100 can be improved in the use of unauthorized frequency range is held Amount.As shown in figure 3, wireless communication system 300 includes: one or more network equipments 301, one or more terminal devices 303, And core net 315.Wherein:

The network equipment 301 can be used under the control of network equipment controller (such as base station controller) (not shown) and terminal Equipment 303 communicates.In some embodiments, the network equipment controller can be a part of core net 315, can also collect At into the network equipment 301.

The network equipment 301 can be used for transmitting by backhaul (blackhaul) interface (such as S1 interface) 313 to core net 315 Control information (control information) or user data (user data).

The network equipment 301 can be carried out wireless communication by one or more antennas with terminal device 303.Each network Equipment 301 all can be the corresponding offer of coverage area 307 communication overlay.The corresponding coverage area 307 of the network equipment 301 Multiple sectors (sector) can be divided into, wherein a sector corresponds to a part of coverage area (not shown).

In the embodiment of the present application, the network equipment 301 may include: base transceiver station (Base Transceiver Station), wireless transceiver, a basic service set (Basic Service Set, BSS), an extended service set (Extended Service Set, ESS), node B (Node B), evolution node B (evolved NodeB, eNB or ), or next-generation node (next-generation Node B, gNB) etc. eNodeB.Wireless communication system 200 may include Several different types of network equipments 301, such as macro base station (macro base station), micro-base station (micro base Station) etc..The network equipment 301 can apply different wireless technologys, for example, cell wireless access technology or WLAN without Line access technology.

Terminal device 303 can be distributed in entire wireless communication system 300, can be static, be also possible to move 's.In the embodiment of the present application, terminal device 303 may include: mobile device, and mobile station (mobile station) is mobile Unit (mobile unit), radio-cell, remote unit, user agent, mobile client etc..

In the embodiment of the present application, wireless communication system 300 can support multicarrier (multi-carrier) (different frequency Waveform signal) operation.Multiple carrier transmitter can emit modulated signal simultaneously over a number of carriers.For example, each is communicated Connection 305 can carry the multi-carrier signal modulated using different radio technology.Each modulated signal can be in difference Carrier wave on send, can also carry control information (such as reference signal, control channel information etc.), Overhead (Overhead Information), data etc..

In the embodiment of the present application, the broadcast system message (System in its coverage area 307 of the network equipment 301 Information, SI), SI content is identical in the coverage area 307 of the network equipment 301.SI points are minimum SI (Minimum ) and other SI (Other SI) SI.Wherein Other SI be multiple System information blocks (System Information Block, SIB set).

Terminal device 400 provided by the embodiments of the present application is shown with reference to Fig. 4, Fig. 4.As shown in figure 4, terminal device 400 Can include: input/output module (including audio input output module 418, keyboard input module 416 and display 420 etc.), User interface 402, one or more processors 404, transmitter 406, receiver 408, coupler 410, antenna 414 and storage Device 412.These components can be connected by bus or other way, and Fig. 4 by bus for being connected.Wherein:

Antenna 414 can be used for converting electromagnetic energy into the electromagnetic wave in free space, or by the electromagnetism in free space Wave is converted into the electromagnetic energy in transmission line.Coupler 410 is used to the mobile communication signal that antenna 414 receives being divided into multichannel, Distribute to multiple receivers 408.

Transmitter 406 can be used for carrying out transmitting processing to the signal that processor 404 exports.

Receiver 408 can be used for carrying out reception processing to the received mobile communication signal of antenna 414.

In the embodiment of the present application, transmitter 406 and receiver 408 can regard a radio modem as.In terminal In equipment 400, the quantity of transmitter 406 and receiver 408 may each be one or more.

In addition to transmitter 406 shown in Fig. 4 and receiver 408, terminal device 400 may also include other communication components, example Such as GPS module, bluetooth (Bluetooth) module, Wireless Fidelity (Wireless Fidelity, Wi-Fi) module etc..It is unlimited In the wireless communication signals of above-mentioned statement, terminal device 400 can also support other wireless communication signals, such as satellite-signal, Short-wave signal etc..It is not limited to wirelessly communicate, terminal device 400 can be configured with wired network interface (such as LAN interface) 401 To support wire communication.

The input/output module can be used for realizing the interaction between terminal device 400 and user/external environment, can be main Including audio input output module 418, keyboard input module 416 and display 420 etc..Specifically, the input and output mould Block may also include that camera, touch screen and sensor etc..Wherein, the input/output module passes through user interface 402 It is communicated with processor 404.

Memory 412 is coupled with processor 404, for storing various software programs and/or multiple groups instruction.Specifically, depositing Reservoir 412 may include the memory of high random access, and may also comprise nonvolatile memory, such as one or more magnetic Disk storage device, flash memory device or other non-volatile solid-state memory devices.Memory 412 can store an operating system (following Abbreviation system), such as the embedded OSs such as ANDROID, IOS, WINDOWS or LINUX.Memory 412 can also be deposited Network communication program is stored up, which can be used for and one or more optional equipments, one or more terminal devices, and one A or multiple network equipments are communicated.Memory 412 can also store user interface program, which can lead to It crosses patterned operation interface and shows the content image of application program is true to nature, and by menu, dialog box and press The input controls such as key receive user and operate to the control of application program.

In the embodiment of the present application, memory 412 can be used for storing the application one or more embodiments provide be Realization program of the system message receival method in 400 side of terminal device.About the application one or more embodiments provide be The realization of system message receival method, please refers to subsequent embodiment.

Processor 404 can be used for reading and executing computer-readable instruction.It is deposited specifically, processor 404 can be used for calling The program being stored in memory 412, for example, the application one or more embodiments provide system message method of reseptance at end The realization program of 400 side of end equipment, and the instruction that the program includes is executed to realize method that subsequent embodiment is related to.Processor 404 can support: global system for mobile communications (Global System for Mobile Communication, GSM) (2G) is logical Letter, wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA) (3G) communication, Yi Jichang One or more of phase evolution (Long Term Evolution, LTE) (4G) communication and 5G communication etc..Optionally, When processor 404 sends any message or data, the transmission is done especially by driving or control transmitter 406.It is optional The reception is done especially by driving or controlling and receiving device 408 when processor 404 receives any message or data in ground.Cause This, processor 404, which can be considered to be, executes the control centre that sends or receives, transmitter 406 and receiver 408 be send and Receive the specific actor of operation.

It should be understood that terminal device 400 can be the terminal device 303 in the wireless communication system 300 shown in Fig. 3, Implementable is mobile device, mobile station (mobile station), mobile unit (mobile unit), radio-cell, long-range list Member, user agent, mobile client etc..

It should be noted that terminal device 400 shown in Fig. 4 is only a kind of implementation of the embodiment of the present application, it is practical In, terminal device 400 can also include more or fewer components, here with no restriction.

It following is a brief introduction of lower embodiments herein.

The network equipment sends Minimum SI to terminal device by way of broadcast, by way of broadcast or program request Mode sends Other SI to terminal device.It includes: Other SI that is carried in Minimum SI, which is related to the parameter of Other SI, SIB set, the sending method of SIB (broadcast or program request), the corresponding receiving time window of each SIB, on-demand request information for including The type of message (Msg1 or Msg3) of (such as SIB list of program request) carrying.It is right when sending method of the SIB using broadcast Always broadcast transmission SIB in the time window answered.When SIB uses the sending method of program request, if there is no terminal device program request The SIB, then not sending the SIB in its corresponding time window, if there is the terminal device program request SIB and the network equipment confirms Afterwards, just the broadcast transmission in corresponding time window, transmission continue one or more time windows to the SIB.It specifically may refer to figure 1。

In RRC_IDLE state (wireless heterogeneous networks (Radio Resource Control) Idle state) or RRC_ The terminal device of INACTIVE state (the inactive state of wireless heterogeneous networks) by way of random access, program request need one or Multiple SIB.Specifically, terminal device can be by the first message Msg1 or third message Msg3 of random access procedure to network Equipment sends on-demand request, the list of the SIB of the on-demand request carried terminal equipment program request.Which disappear in random access procedure Breath carries on-demand request and is determined by the parameter in Minimum SI.After the network equipment receives the on-demand request of terminal device, pass through Msg2 (Msg1 carries on-demand request scene) or Msg4 (Msg3 carries on-demand request scene) reply confirmation message to terminal device. Then the network equipment starts broadcast transmission SIB in the corresponding time window of subsequent program request SIB.In view of program request SIB once by point After broadcasting, sent by way of broadcast whithin a period of time.Terminal device, can after the random access procedure for initiating program request SIB The SIB of reception program request is attempted in the corresponding time window of program request SIB simultaneously.If the SIB is due to other terminals in cell at this time The program request of equipment and broadcasting, then this terminal device can receive the SIB of program request in advance, to reduce reception delay.

Downstream message first message Msg2 or the 4th message Msg4 and the SIB of program request in random access procedure are carryings On Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH).PDSCH is one shared Channel, resource (including time domain, frequency domain and code domain) is by Physical Downlink Control Channel (Physical Downlink Control Channel, PDCCH) dynamic instruction.PDCCH channel can indicate multiple resources of PDSCH channel simultaneously, for carrying difference Data.

In the embodiment of the present application, first message Msg1 can be random access preamble (Random Access Preamble), second message Msg2 can be random access response (Random Access Response), third message Msg3 It can be VOD system message request (On demand SI Request), the 4th message Msg4 can be VOD system message and ring Answer (On demand SI Response).Above-mentioned first message, second message, third message and the 4th message can also have it His naming method, the embodiment of the present application to this with no restriction.

Terminal device by various marks, such as RNTI (Radio Network Temporary Identifier, wirelessly Network Temporary Identifier) descrambling PDCCH is removed, specific running time-frequency resource information is obtained, then specific running time-frequency resource is gone to solve Msg2/ up Msg4/SIB finally obtains the content of needs.

Terminal device monitors PDCCH channel when receiving Msg2, using the corresponding mark of Msg2.Here, Msg2 is corresponding Mark includes but is not limited to: RA-RNTI.The embodiment of the present application mark corresponding to Msg2 is not named specifically.If using Msg2 Corresponding mark can correctly descramble PDCCH channel, then show to indicate that the network equipment is sent to the terminal on the PDCCH channel The corresponding running time-frequency resource of the Msg2 of equipment.Therefore terminal device will be to receiving Msg2 on corresponding running time-frequency resource.

Similar, terminal device monitors PDCCH channel when receiving Msg4, using the corresponding mark of Msg4.Here, Msg4 Corresponding mark includes but is not limited to: Temporary C-RNTI, C-RNTI, and the embodiment of the present application mark corresponding to Msg4 is not Specific name.If can correctly descramble PDCCH channel using the corresponding mark of Msg4, show to refer on the PDCCH channel Show that the network equipment is sent to the corresponding running time-frequency resource of Msg4 of the terminal device.Therefore terminal device will arrive corresponding time-frequency money Msg4 is received on source.

Similar, terminal device monitors PDCCH channel when receiving SIB, using the corresponding mark of SI.Here, SI is corresponding Mark include but is not limited to: SI-RNTI, the embodiment of the present application it is corresponding to SI mark do not name specifically.If using SI pairs The mark answered can correctly descramble PDCCH channel, then show to indicate that the SIB of network equipment broadcast is corresponding on the PDCCH channel Running time-frequency resource.Therefore terminal device will be to receiving SIB on corresponding running time-frequency resource.

Wherein, RA-RNTI is that Msg2 message is used to indicate in random access procedure, and RA-RNTI can be set according to terminal Preparation send the running time-frequency resource position of Physical Random Access Channel (Physical Random Access Channel, PRACH) to count It calculates and obtains.Since RA-RNTI is determined, terminal device and the network equipment by PRACH event itself (moment, frequency domain resource etc. occurs) The value calculated be it is identical, do not need to transmit.Temporary C-RNTI, C-RNTI are that the network equipment divides for terminal device The temporary scheduling mark matched, the further communication for the network equipment and terminal device.If terminal device is in IDLE mode, say Bright C-RNTI not yet, if it is request RRC connection, the network equipment may distribute a C- if agreeing in subsequent Msg4 RNTI.A Temporary C-RNTI can be sent out in Msg2 to terminal device, for subsequent in competitive mode lower network equipment Msg4 in identify the terminal device, certain terminal device has C-RNTI that can also not have to Temporary C-RNTI.SI-RNTI For resolution system message, it is identical that SI-RNTI can be the whole network, is default value.Therefore the SI- that different terminal equipment uses RNTI can be same, i.e. SI-RNTI can be shared by multiple terminal devices.Different terminal devices can use identical Whether SI-RNTI removes descrambling PDCCH, so that it is determined that including the running time-frequency resource for being used to indicate the SIB of network equipment transmission on PDCCH The control information of position.Each terminal device can correspond to multiple RNTI simultaneously.Terminal device goes to descramble with different RNTI PDCCH obtains the content on PDCCH, and finally obtains one's own information on PDSCH.

It is that the terminal device of the embodiment of the present application monitors the schematic diagram of PDCCH process referring to Fig. 5.As shown in figure 5, terminal Equipment 1 sends on-demand request to the network equipment by Msg1 in period T1, and the mark of SIB3-SIB6 is carried in the on-demand request Know.Wherein, SIB3 and SIB4 belongs to same SI, it is assumed that belongs to same SI for SI1, SIB5 and SIB6, it is assumed that is SI2.It Afterwards, terminal device 1 can the transmission location using Msg2-RNTI in PDCCH monitor PDCCH, the transmission location of PDCCH can be with here It is that the network equipment is notified when broadcasting minimum SI to terminal device 1, can also notifies to set to terminal by dedicated signaling Standby 1.Assuming that terminal device 1 listens to PDCCH1 in period T2, and PDCCH1 indicates the network equipment and is sent to terminal device 1 Msg2 running time-frequency resource, which is specifically the resource 2 in Fig. 5.Then terminal device 1 can be reached in the time domain of resource 2 When, the Msg2 that the network equipment is sent is received from resource 2, Msg2 carries confirmation message (Acknowledge, ACK).Later, eventually End equipment 1 can use transmission location of the SI-RNTI in PDCCH to monitor PDCCH, it is assumed that terminal device 1 is listened in period T3 PDCCH2, and PDCCH2 indicates the running time-frequency resource of SIB3 and SIB4, which is specifically resource 4 and resource in Fig. 5 5.Then terminal device 1 receives what the network equipment was sent when the time domain of resource 4 and resource 5 is reached from resource 4 and resource 5 SIB3 and SIB4.Later, terminal device 1 will continue to monitor PDCCH in the transmission location of PDCCH using SI-RNTI, it is assumed that terminal Equipment 1 listens to PDCCH3 in period T5, and PDCCH3 indicates the running time-frequency resource of SIB5 and SIB6, and the running time-frequency resource is specific It is the resource 6 in Fig. 5.Then terminal device 1 receives the SIB5 that the network equipment is sent when the time domain of resource 6 is reached from resource 6 And SIB6.

It should be noted that the resource 1 and resource 3 before being located at period T3 in Fig. 5 also carry network equipment transmission SIB3 and SIB4, and the process is triggered by another terminal device 2, and the process is similar with 1 trigger process of terminal device, no It repeats again.Before the time domain of resource 1 and resource 3, the network equipment can also send the time-frequency money for being used to indicate resource 1 and resource 3 The Downlink Control Information of source position, the Downlink Control Information are also carried on PDCCH.

In the embodiment of the present application, terminal device 1 is after period T1 sends on-demand request to the network equipment by Msg1, nothing Need to wait for the Msg2 of network equipment reply, so that it may directly adopt SI-RNTI to monitor PDCCH, to know the SIB of program request in advance Corresponding running time-frequency resource.Specifically, being the signal that terminal device provided by the embodiments of the present application monitors PDCCH process referring to Fig. 6 Figure.As shown in fig. 6, terminal device 1 sends on-demand request to the network equipment by Msg1 in period T1, taken in the on-demand request Mark with SIB3-SIB6.Later, terminal device 1 not only monitors PDCCH in the transmission location of PDCCH using Msg2-RNTI, but also Transmission location using SI-RNTI in PDCCH monitors PDCCH.Assuming that terminal device 1 listens to PDCCH1 in period T2, and PDCCH1 indicates the running time-frequency resource that the network equipment is sent to the Msg2 of terminal device 1, which is specifically the money in Fig. 6 Source 2.Then terminal device 1 can receive the Msg2 that the network equipment is sent when the time domain of resource 2 is reached from resource 2.Also, by In there is another terminal device 2 to network device requests program request SIB3 and SIB4 at this time, the network equipment is selected in 1 He of resource SIB3 and SIB4 is transmitted in resource 3, therefore, the network equipment is sent by PDCCH2 and used before the time domain of resource 1 and resource 3 Downlink Control Information in the running time-frequency resource position of instruction resource 1 and resource 3.Terminal device 1 is listened in period T3 PDCCH2, and know that PDCCH2 indicates the running time-frequency resource of SIB3 and SIB4, which is specifically 1 He of resource in Fig. 6 Resource 3.Then terminal device 1 receives the network equipment from resource 1 and resource 3 and sends when the time domain of resource 1 and resource 3 is reached SIB3 and SIB4.Later, terminal device 1 will continue to monitor PDCCH in the transmission location of PDCCH using SI-RNTI, it is assumed that eventually End equipment 1 listens to PDCCH4 in period T6, and PDCCH4 indicates the running time-frequency resource of SIB3 and SIB4, running time-frequency resource tool Body is resource 4 and resource 5 in Fig. 6.Then if terminal device 1 has been successfully received SIB3 and SIB4, terminal device 1 can be with It does not go to receive SIB3 and SIB4 in resource 4 and resource 5.If terminal device 1 is also unsuccessfully received SIB3 and SIB4, terminal Equipment 1 can go to receive SIB3 and SIB4 in resource 4 and resource 5.Later, terminal device 1 continues using SI-RNTI in PDCCH Transmission location monitor PDCCH, it is assumed that terminal device 1 listens to PDCCH3 in period T5, and PDCCH3 indicate SIB5 and The running time-frequency resource of SIB6, the running time-frequency resource are specifically the resource 6 in Fig. 6.Then terminal device 1 resource 6 time domain reach when, from SIB5 and SIB6 that the network equipment is sent are received in resource 6.It will be appreciated from fig. 6 that the monitoring of terminal device 1 is used to indicate program request SIB's The start time point of the period T3 of the PDCCH of running time-frequency resource is earlier than time point T4, and therefore, terminal device 1 can shift to an earlier date Receive the SIB of program request.Likewise, it is also possible that terminal device when the start time point of period T3 is overlapped with time point T4 1 receives the SIB of program request in advance, as shown in fig. 7, details are not described herein again.It should be noted that PDCCH1 in Fig. 6 with PDCCH2 has overlapping in the time domain, and therefore, PDCCH1 can occupy different frequency domains from PDCCH2 to be transmitted.

It should be noted that Fig. 5-Fig. 7 is to carry on-demand request with Msg1 message, Msg2 message carries confirmation message and is The explanation that example carries out can also carry on-demand request in other achievable modes using Msg3 message, and Msg4 message carries Confirmation message.When carrying on-demand request using Msg3 message, when Msg4 message carries confirmation message, terminal device 1 monitors PDCCH Process it is similar with Fig. 5-Fig. 7, details are not described herein again.

To sum up, in the embodiment of the present application, terminal device by the corresponding Terminal Equipment Identifier of message (UE ID) combine come Monitor PDCCH channel.When the resource for receiving the corresponding PDSCH channel of wherein one or two UE ID on PDCCH channel is matched It sets, then to receiving target message in the resource of corresponding PDSCH channel.For the invention relates to two kinds of situations be situated between How the terminal device that continues is based on identifier combination to monitor PDCCH:

Situation one, the parallel SIB for receiving Msg2 and program request: it is monitored using the corresponding mark of Msg2 mark corresponding with SI PDCCH channel, to determine whether PDCCH channel indicates the running time-frequency resource of Msg2 and/or the running time-frequency resource of SIB.Here, Msg2 The corresponding with SI mark of corresponding mark can be with reference to foregoing description, and details are not described herein again.

Situation two, the parallel SIB for receiving Msg4 and program request: it is monitored using the corresponding mark of Msg4 mark corresponding with SI PDCCH channel, to determine whether PDCCH channel indicates the running time-frequency resource of Msg4 and/or the running time-frequency resource of SIB.Here, Msg4 The corresponding with SI mark of corresponding mark can be with reference to foregoing description, and details are not described herein again.

It should be noted that the resource 2 for carrying Msg2 can be overlapped with the resource for carrying SIB, it can also not Overlapping, Fig. 5-Fig. 7 is described for not being overlapped.Time point T4 is that terminal device 1 receives network and sets in Fig. 5-Fig. 7 The end time point for the Msg2 that preparation is sent.In the prior art, terminal device 1 monitors the running time-frequency resource for being used to indicate program request SIB The start time point of the period T3 of PDCCH is later than time point T4.In the embodiment of the present application, the monitoring of terminal device 1 is used for The start time point for indicating the period T3 of the PDCCH of the running time-frequency resource of program request SIB is earlier than or equal to time point T4.

Above-mentioned resource 1, resource 3, resource 4 and resource 5 for carrying SIB3 and SIB4 belongs to SI1, and (SI1 includes SIB3 And SIB4) receiving time window, these resources are nonoverlapping in the time domain.In addition to resource 1, resource 3, resource 4 and resource 5 with Outside, there can also be other resources for carrying SIB3 and SIB4.Likewise, the resource 6 for carrying SIB5 and SIB6 belongs to SI2 The receiving time window of (SI1 includes SIB5 and SIB6), other than resource 6, can also have other resources for carry SIB5 and SIB6。

Multiple SIB of premises equipment requests program request may belong to identical SI, also may belong to different SI.For example, Fig. 6 In terminal device 1 program request SIB3, SIB4, SIB5 and SIB6, wherein SIB3 and SIB4 belongs to SI1, SIB5 and SIB6 and belongs to SI2.After the network equipment receives the request of terminal device program request SIB, complete SI can be broadcasted, can also a broadcast terminal set The SIB of standby request program request.For example, it is assumed that terminal device 1 program request SIB3, then the network equipment can resource 1, resource 3, The SIB3 that 1 program request of terminal device is only sent in resource 4 and resource 5, can also send out in resource 1, resource 3, resource 4 and resource 5 Send the corresponding all SIB (i.e. SIB3 and SIB4) of SI1.If Other SI contains multiple SI, the receiving time of this multiple SI Window or resource are not overlapped in timing, and can have the different periods.

The concept at " time point ", " period " mentioned in the embodiment of the present application specifically can be in communication transmission process It is characterized as being frame, time slot, symbol these time domain units.For example, the resource 2 of carrying Msg2 includes 2 continuous symbols, respectively Symbol 1 and symbol 2 show that terminal device 1 receives Msg2 after terminal device 1 has received symbol 1 and symbol 2.The application is real It applies in example, the end position of symbol 2 can be defined as the time point that terminal device receives Msg2.

Based on aforementioned wireless communication system 300, the corresponding embodiment of terminal device 400, the embodiment of the present application is provided A kind of system message method of reseptance.It is a kind of process of system message method of reseptance provided by the embodiments of the present application referring to Fig. 8 Schematic diagram.As shown in figure 8, the system message method of reseptance includes the following steps.

S801, terminal device to the network equipment send on-demand request, the on-demand request include terminal device program request at least The mark of one System information block (SIB).

S802, terminal device are used to indicate at least one what at least one first time period acquisition network equipment was sent The Downlink Control Information of the corresponding running time-frequency resource of first SIB in SIB, the start time point of first time period earlier than or be equal to terminal Equipment receives the time point for the confirmation message that the network equipment is replied for on-demand request.

Wherein, Downlink Control Information can transmit on PDCCH.Terminal device obtains net at least one first time period The Downlink Control Information for being used to indicate the corresponding running time-frequency resource of the first SIB at least one SIB that network equipment is sent, specifically: Terminal device using SI-RNTI descramble PDCCH, if descramble successfully, show in PDCCH in the presence of be used to indicate the network equipment send out The Downlink Control Information of the running time-frequency resource of the SIB sent, then terminal device obtains the Downlink Control Information from PDCCH channel.Such as The SIB that the fruit network equipment is sent just is the SIB of terminal device program request, then terminal device is before receiving Msg2, Ke Yiti Before get the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of SIB of program request, and then go on corresponding running time-frequency resource The SIB of program request is received in advance.By taking Fig. 6 or Fig. 7 as an example, the SIB of 1 program request of terminal device includes SIB3-SIB6.First SIB is Some or all of SIB in the SIB of terminal device program request, for example, the first SIB is SIB3 and SIB4.When first SIB is corresponding Frequency resource can be resource 1, resource 3 in above-mentioned Fig. 6 or Fig. 7.First time period can be the time in above-mentioned Fig. 6 or Fig. 7 Section T3.Terminal device receives the network equipment and can be in Fig. 6 or Fig. 7 for the time point for the confirmation message that on-demand request is replied Time point T4.In the embodiment of the present application, first time period may include one or more.

Optionally, terminal device is used to indicate at least one what at least one first time period acquisition network equipment was sent In SIB after the Downlink Control Information of the corresponding running time-frequency resource of the first SIB, terminal device is in the corresponding running time-frequency resource of the first SIB The first SIB of upper reception.With reference to above-mentioned Fig. 6 or Fig. 7, terminal device 1 can receive SIB3 and SIB4 in resource 1, resource 3.

Optionally, the start time point of the second time period of the corresponding time-frequency resource indication of the first SIB earlier than or wait The time point for the confirmation message that the network equipment is replied for the on-demand request is received in the terminal device.With reference to upper Fig. 6 is stated, second time period includes the corresponding time domain of resource 1.Terminal device 1 can be got in advance before receiving Msg2 The SIB3 and SIB4 of program request.

In the embodiment of the present application, for terminal device after having sent on-demand request to the network equipment, terminal device can be parallel Two kinds of Downlink Control Information are received, one is the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of SIB, another kind is to use In the Downlink Control Information of the corresponding running time-frequency resource of instruction confirmation message.Therefore, the SIB that terminal device receives program request is set with terminal The two processes of the confirmation message of the standby reception network equipment constrain in time/time domain there is no mutual.

Optionally, after terminal device receives the first SIB on the corresponding running time-frequency resource of the first SIB, can also judge be Whole SIB in the no SIB for receiving program request.If it is not, then terminal device is at least one third period acquisition network equipment The Downlink Control Information for being used to indicate the corresponding running time-frequency resource of the 2nd SIB at least one SIB sent, here, the third time The start time point of section is later than the time point that terminal device receives the confirmation message that the network equipment is replied for on-demand request.Its In, the third period may include the period T5 in Fig. 6 or Fig. 7.2nd SIB is at least one SIB of terminal device program request In the SIB that does not receive also.For example, the 2nd SIB includes SIB5 and SIB6 in Fig. 6 or Fig. 7.The corresponding time-frequency money of 2nd SIB Source includes the resource 6 in Fig. 6 or Fig. 7.In addition, if terminal device be unsuccessfully received in resource 1 and resource 3 SIB3 and SIB4, then the third period can also include the period T6 in Fig. 6 or Fig. 7.In this case, the 2nd SIB further includes SIB3 And SIB4.The corresponding running time-frequency resource of 2nd SIB further includes resource 4 and resource 5 in Fig. 6 or Fig. 7.

Optionally, terminal device is used to indicate at least one what at least one third period acquisition network equipment was sent In SIB after the Downlink Control Information of the corresponding running time-frequency resource of the 2nd SIB, terminal device is in the corresponding running time-frequency resource of the 2nd SIB The 2nd SIB of upper reception.For example, the 2nd SIB includes SIB5 and SIB6, then above-mentioned Fig. 6 or Fig. 7 is referred to, terminal device 1 can be in resource SIB5 and SIB6 is received on 6.

Optionally, terminal device is used to indicate at least one what at least one first time period acquisition network equipment was sent The Downlink Control Information of the corresponding running time-frequency resource of first SIB in SIB, specifically: terminal device is at least one first time period Physical downlink control channel PDCCH is descrambled using the corresponding mark of system message, the use that the network equipment is sent is obtained from PDCCH In the Downlink Control Information for indicating the corresponding running time-frequency resource of the first SIB at least one SIB.Different terminal devices is come It says, the corresponding mark of system message can be unification, and therefore, terminal device can use the unified corresponding mark of system message Know to descramble PDCCH.Optionally, the corresponding mark of system message includes but is not limited to SI-RNTI.

In the first scene of the embodiment of the present application, on-demand request is that terminal device is sent to by first message Msg1 The network equipment, confirmation message is that the network equipment by second message Msg2 is sent to terminal device.In this case, terminal Equipment sends Msg1 to the network equipment, carries on-demand request, the i.e. mark of at least one SIB of terminal device program request in Msg1. Later, terminal device can obtain the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of Msg2 and parallel for referring to Show the Downlink Control Information of the corresponding running time-frequency resource of the SIB of program request.If terminal device, which is got, is used to indicate SIB pairs of program request The Downlink Control Information for the running time-frequency resource answered can then receive the SIB of program request on the corresponding running time-frequency resource of SIB of program request.If Terminal device gets the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of Msg2, then can be in the corresponding time-frequency money of Msg2 Msg2 is received on source.For details, reference can be made to the step S901-S904 in Fig. 9 for the process.

In second of scene of the embodiment of the present application, on-demand request is that terminal device is sent to by third message Msg3 The network equipment, confirmation message is that the network equipment by the 4th message Msg4 is sent to terminal device.In this case, terminal Equipment is before sending on-demand request, further includes: terminal device sends Msg1 to the network equipment, can carry program request in Msg1 and ask It asks, on-demand request can not also be carried.Later, terminal device can obtain parallel is used to indicate the corresponding running time-frequency resource of Msg2 Downlink Control Information and be used to indicate program request the corresponding running time-frequency resource of SIB Downlink Control Information.If terminal device Get the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of SIB of program request, then it can be in the corresponding time-frequency of SIB of program request The SIB of program request is received in resource.If terminal device gets the downlink control letter for being used to indicate the corresponding running time-frequency resource of Msg2 Breath, then can receive Msg2 on the corresponding running time-frequency resource of Msg2.Terminal device judges whether to receive a little after receiving Msg2 Whole SIB in the SIB broadcast, if it is not, then terminal device carries on-demand request into the network equipment transmission Msg3, Msg3, i.e., eventually The mark of at least one SIB of end equipment program request.Later, terminal device obtains parallel is used to indicate the corresponding running time-frequency resource of Msg4 Downlink Control Information and be used to indicate program request the corresponding running time-frequency resource of SIB Downlink Control Information.If terminal device Get the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of SIB of program request, then it can be in the corresponding time-frequency of SIB of program request The SIB of program request is received in resource.If terminal device gets the downlink control letter for being used to indicate the corresponding running time-frequency resource of Msg4 Breath, then can receive Msg4 on the corresponding running time-frequency resource of Msg4.For details, reference can be made to the step S1001- in Figure 10 for the process S1009.Wherein, it gets the Downlink Control Information for being used to indicate the corresponding running time-frequency resource of Msg2 and gets and be used to indicate a little When the two steps of the Downlink Control Information of the corresponding running time-frequency resource of the SIB broadcast can also be different simultaneously.As long as can protect Card terminal device executes the execution for obtaining the Downlink Control Information This move for the corresponding running time-frequency resource of SIB for being used to indicate program request Start time point receives time point of Msg2 earlier than or equal to terminal device.

For the first above-mentioned scene, the implementation procedure of step S903 and S904 in Fig. 9 are described in detail below, Terminal device is described after the corresponding running time-frequency resource of SIB for getting Msg2 and program request, how to receive Msg2 and The SIB of program request.

It is shown in Figure 11, it is that a kind of embodiment one of system message method of reseptance provided by the embodiments of the present application is illustrated Figure.The process includes but is not limited to following steps S1101-S1107, in which:

S1101, terminal device send Msg1 to the network equipment, and Msg1 includes that at least one system of terminal device program request disappears Cease the mark of block (SIB).

S1102, next time point reach, and terminal device judges whether next time point is in the corresponding time domain of Msg2 It is interior, if so, executing step S1103；If it is not, executing step 1106.

Here, time point refers to the unit in time domain, can be specifically characterized as in communication transmission process be frame, when These time domain units of gap, symbol.

S1103, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1104；If it is not, executing step S1105.

S1104, terminal device receive the SIB of Msg2 and program request at next time point.

S1105, terminal device receive Msg2 at next time point.

S1106, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1107；If it is not, returning to step S1102.

S1107, terminal device receive the SIB of program request.

It optionally, further include following steps S1108 after step S1107.

S1108, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, return to step S1102.

It optionally, further include following steps S1109-S1113 after step S1104.

S1109, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, execute step S1110.

S1110, terminal device judge whether to receive desired Msg2, if so, random access procedure terminates, execute step S1111；If it is not, executing step S1112.

S1111, terminal device receive the unreceived SIB in the corresponding time domain of unreceived SIB.

S1112, terminal device judge whether the corresponding receiving time window of Msg2 terminates, if so, executing step S1113；If It is no, return to step S1102.

Terminal device waits for receiving Msg2 after having sent Msg1.One can be arranged in the random access procedure Msg2 receiving time window, for example, the receiving time window is the 3rd subframe after sending Msg1 from terminal device in LTE system A period of time (specially 3ms) of beginning, in NR system, the initial position of Msg2 receiving time window and duration are herein With no restriction.A certain time-domain position of the network equipment in the Msg2 receiving time window sends Msg2, when being more than Msg2 reception Terminal device does not receive Msg2 also after time window, then terminal device can retransmit Msg1, to re-initiate random access mistake Journey.

S1113, terminal device judge whether the number for attempting access reaches number of attempt threshold value, if so, terminating this process； If it is not, returning to step S1101.

In the embodiment of the present application, " the unreceived SIB " refers to that the terminal is set in the SIB of premises equipment requests program request The standby SIB not received also.

It should be noted that being first to judge whether time point is in the corresponding time domain of Msg2 with terminal device in the present embodiment It is interior, then judge the explanation carried out for whether the time point is in the corresponding time domain of SIB of program request.In practical application, terminal Equipment can also first judge whether time point is in the corresponding time domain of SIB of program request, then judge whether the time point is in In the corresponding time domain of Msg2.

For above-mentioned second of scene, the implementation procedure to step S1003 and S1004 in Figure 10, step S1008 below It is described in detail with the implementation procedure of S1009, that is, describes terminal device and respectively corresponded in the SIB for getting Msg2 and program request Running time-frequency resource after, the SIB and terminal device for how receiving Msg2 and program request are in the SIB for getting Msg4 and program request After corresponding running time-frequency resource, the SIB of Msg4 and program request how is received.

In such a scenario, it is divided into two kinds of implementations, difference is to collect the SIB of program request in random access procedure Afterwards, if interrupt random access procedure.From the received time delay of program request SIB, both implementations do not have difference, but from net The consideration of this Key Performance Indicator (Key Performance Indicators, KPI) of the random access success rate of network equipment side, The accuracy of KPI of network equipment side can not be damaged by not interrupting random access procedure.Below for both in scene two Implementation is described respectively.

The first implementation

It is shown in Figure 12, it is that a kind of embodiment two of system message method of reseptance provided by the embodiments of the present application is illustrated Figure.The process includes but is not limited to following steps S1201-S1207, in which:

S1201, terminal device send Msg1 to the network equipment.

S1202, next time point reach, and terminal device judges whether next time point is in the corresponding time domain of Msg2 It is interior, if so, executing step S1203；If it is not, executing step 1206.

Here, time point refers to the unit in time domain, can be specifically characterized as in communication transmission process be frame, when These time domain units of gap, symbol.

S1203, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1204；If it is not, executing step S1205.

S1204, terminal device receive the SIB of Msg2 and program request at next time point.

S1205, terminal device receive Msg2 at next time point.

S1206, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1207；If it is not, returning to step S1202.

S1207, terminal device receive the SIB of program request.

It further include S1208 after step S1207.

S1208, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, return to step S1202.

It further include following steps S1209-S1219 after step S1204.

S1209, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, execute step S1210.

S1210, terminal device judge whether to receive desired Msg2, if so, executing step S1213；If it is not, executing step Rapid S1211.

S1211, terminal device judge whether the corresponding receiving time window of Msg2 terminates, if so, executing step S1212；If It is no, return to step S1202.

S1212, terminal device judge whether the number for attempting access reaches number of attempt threshold value, if so, terminating this process； If it is not, returning to step S1201.

S1213, terminal device send Msg3 to the network equipment, and Msg3 includes that at least one system of terminal device program request disappears Cease the mark of block (SIB).

S1214, next time point reach, and terminal device judges whether next time point is in the corresponding time domain of Msg4 It is interior, if so, executing step S1215；If it is not, executing step 1218.

Here, time point refers to the unit in time domain, can be specifically characterized as in communication transmission process be frame, when These time domain units of gap, symbol.

S1215, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1216；If it is not, executing step S1217.

S1216, terminal device receive the SIB of Msg4 and program request at next time point.

S1217, terminal device receive Msg4 at next time point.

S1218, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1219；If it is not, returning to step S1214.

S1219, terminal device receive the SIB of program request.

It further include S1220 after step S1219.

S1220, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, return to step S1214.

It further include following steps S1221-S1224 after step S1216.

S1221, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, execute step S1222.

S1222, terminal device judge whether to receive desired Msg4, if so, random access procedure terminates, execute step S1223；If it is not, executing step S1224.

S1223, terminal device receive the unreceived SIB in the corresponding time domain of unreceived SIB.

S1224, terminal device judge whether the corresponding receiving time window of Msg4 terminates, if so, executing step S1212；If It is no, return to step S1214.

It should be noted that be in the present embodiment first judged with terminal device time point whether be in Msg4 it is corresponding when Domain, then judge whether the time point is in the explanation carried out for the corresponding time domain of SIB of program request.In practical application, terminal is set It is standby first to judge whether next time point is in the corresponding time domain of SIB of program request, then judge whether the time point is in The corresponding time domain of Msg4.

Second of implementation

It is shown in Figure 13, it is that a kind of embodiment three of system message method of reseptance provided by the embodiments of the present application is illustrated Figure.The process includes but is not limited to following steps S1301-S1307, in which:

S1301, terminal device send Msg1 to the network equipment.

S1302, next time point reach, and terminal device judges whether next time point is in the corresponding time domain of Msg2 It is interior, if so, executing step S1303；If it is not, executing step 1306.

Here, time point refers to the unit in time domain, can be specifically characterized as in communication transmission process be frame, when These time domain units of gap, symbol.

S1303, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1304；If it is not, executing step S1305.

S1304, terminal device receive the SIB of Msg2 and program request at next time point.

S1305, terminal device receive Msg2 at next time point.

S1306, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1307；If it is not, returning to step S1302.

S1307, terminal device receive the SIB of program request.

After executing the step S1307, S1302 is returned to step.

It further include following steps S1308-S1317 after step S1304 or S1305.

S1308, terminal device judge whether to receive desired Msg2, if so, executing step S1311；If it is not, executing step Rapid S1309.

S1309, terminal device judge whether the corresponding receiving time window of Msg2 terminates, if so, executing step S1310；If It is no, return to step S1302.

S1310, terminal device judge whether the number for attempting access reaches number of attempt threshold value, if so, terminating this process； If it is not, returning to step S1301.

S1311, terminal device send Msg3 to the network equipment, and Msg3 includes that at least one system of terminal device program request disappears Cease the mark of block (SIB).

S1312, next time point reach, and terminal device judges whether next time point is in the corresponding time domain of Msg4 It is interior, if so, executing step S1313；If it is not, executing step 1316.

Here, time point refers to the unit in time domain, can be specifically characterized as in communication transmission process be frame, when These time domain units of gap, symbol.

S1313, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1314；If it is not, executing step S1315.

S1314, terminal device receive the SIB of Msg4 and program request at next time point.

S1315, terminal device receive Msg4 at next time point.

S1316, terminal device judge in the corresponding time domain of SIB whether next time point is in program request, if so, Execute step S1317；If it is not, returning to step S1312.

S1317, terminal device receive the SIB of program request.

After executing the step S1317, S1312 is returned to step.

It further include following steps S1318-S1321 after step S1314 or S1315.

S1318, terminal device judge whether to receive desired Msg4, if so, random access procedure terminates, execute step S1319；If it is not, executing step S1321.

S1319, terminal device judge whether to receive whole SIB in the SIB of program request, if so, terminating this process；If It is no, execute step S1320.

S1320, terminal device receive the unreceived SIB in the corresponding time domain of unreceived SIB.

S1321, terminal device judge whether the corresponding receiving time window of Msg4 terminates, if so, executing step S1310；If It is no, return to step S1312.

It should be noted that be in the present embodiment first judged with terminal device time point whether be in Msg4 it is corresponding when Domain, then judge whether the time point is in the explanation carried out for the corresponding time domain of SIB of program request.In practical application, terminal is set It is standby first to judge whether next time point is in the corresponding time domain of SIB of program request, then judge whether the time point is in The corresponding time domain of Msg4.

It should be noted that above-mentioned each embodiment is with this 4 message of Msg1~Msg4 in random access procedure For the embodiment of the present application for introducing, in other enforceable schemes, on-demand request mentioned in the embodiment of the present application and Confirmation message can also carry in the message of other new definition, the embodiment of the present application to this with no restriction.

By implementing the embodiment of the present application, after request of the terminal device in initiation program request SIB, it can obtain and be used for parallel It indicates the Downlink Control Information of the corresponding running time-frequency resource of SIB of program request and is used to indicate the corresponding running time-frequency resource of confirmation message Downlink Control Information, terminal device are not necessarily to the confirmation message until receiving network equipment reply, and acquisition is just gone to be used to indicate a little The Downlink Control Information of the corresponding running time-frequency resource of the SIB broadcast.Compared to the prior art, terminal device is possible to receive in advance a little The SIB broadcast shortens the reception delay of program request SIB.

Referring to Figure 14, the structural block diagram of terminal device provided by the embodiments of the present application is shown.The terminal device can be Terminal device described in preceding method embodiment can send on-demand request to the network equipment, and can receive network The SIB that equipment is sent.

As shown in figure 14, terminal device 1400 can include: transmission unit 1401 and first acquisition unit 1402.Wherein:

Transmission unit 1401 can be used for sending on-demand request to the network equipment, and the on-demand request includes that the terminal is set The mark of at least one System information block SIB of standby program request.

First acquisition unit 1402 can be used for obtaining being used for for the network equipment transmission at least one first time period Indicate the Downlink Control Information of the corresponding running time-frequency resource of the first SIB at least one described SIB, the starting of the first time period Time point receives the network equipment earlier than or equal to the terminal device and is directed to the confirmation message that the on-demand request is replied Time point.

Optionally, terminal device 1400 further include: the first receiving unit 1403, in the first acquisition unit 1402 The first SIB pairs at least one described SIB is used to indicate what at least one first time period obtained that the network equipment sends After the Downlink Control Information for the running time-frequency resource answered, the first SIB is received on the corresponding running time-frequency resource of the first SIB.

Optionally, the start time point of the second time period of the corresponding time-frequency resource indication of the first SIB earlier than or wait The time point for the confirmation message that the network equipment is replied for the on-demand request is received in the terminal device.

Optionally, terminal device 1400 further include: second acquisition unit 1404, in the first acquisition unit 1402 The first SIB pairs at least one described SIB is used to indicate what at least one first time period obtained that the network equipment sends After the Downlink Control Information for the running time-frequency resource answered, being used for for the network equipment transmission is obtained at least one third period Indicate the Downlink Control Information of the corresponding running time-frequency resource of the 2nd SIB at least one described SIB, the starting of the third period Time point is later than the time that the terminal device receives the confirmation message that the network equipment is replied for the on-demand request Point.

Optionally, terminal device 1400 further include: the second receiving unit 1405, in the second acquisition unit 1404 At least one third period obtain that the network equipment sends be used to indicate the 2nd SIB pairs at least one described SIB After the Downlink Control Information for the running time-frequency resource answered, the 2nd SIB is received on the corresponding running time-frequency resource of the 2nd SIB.

Optionally, the first acquisition unit 1402 is specifically used for:

Physical downlink control channel PDCCH is descrambled using the corresponding mark of system message at least one first time period, The corresponding time-frequency of the first SIB at least one described SIB is used to indicate from obtain that the network equipment sends on the PDCCH The Downlink Control Information of resource.

Optionally, the on-demand request carries in first message Msg1, and the confirmation message is carried in second message In Msg2.

Optionally, the on-demand request carries in third message Msg3, and the confirmation message is carried in the 4th message In Msg4.

It should be understood that the specific implementation for each functional unit that terminal device 1400 includes can refer to Fig. 8,9,10,11, The correlation function of terminal device in embodiment of the method shown in 12 and 13, which is not described herein again.

In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.The computer program Product includes one or more computer instructions.Institute is loaded and executed on computer or processor, processor 404 as in the previous When stating computer program instructions, entirely or partly generate according to process or function described in the embodiment of the present invention.The calculating Machine can be general purpose computer, special purpose computer, computer network or other programmable devices.The computer instruction can To store in a computer-readable storage medium, or computer-readable deposit from a computer readable storage medium to another Storage media transmission, for example, the computer instruction can pass through from a web-site, computer, server or data center Wired (such as coaxial cable, optical fiber, Digital Subscriber Line (Digital Subscriber Line, DSL)) or wireless (for example, it is red Outside, wirelessly, microwave etc.) mode transmitted to another web-site, computer, server or data center.The calculating Machine readable storage medium storing program for executing can be any usable medium or include one or more usable mediums that computer can access The data storage devices such as integrated server, data center.The usable medium can be magnetic medium, (for example, floppy disk, hard Disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state hard disk Solid State Disk (SSD)) Deng.

Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, the process Relevant hardware can be instructed to complete by computer program, which can be stored in computer-readable storage medium, should Program is when being executed, it may include such as the process of above-mentioned each method embodiment.And storage medium above-mentioned includes: read-only memory (Read-Only Memory, ROM) or random access memory (Random-Access Memory, RAM), magnetic or disk Etc. the medium of various program storage codes.

Claims (17)

1. a kind of system message method of reseptance characterized by comprising

Terminal device sends on-demand request to the network equipment, and the on-demand request includes at least one of the terminal device program request The mark of System information block SIB；

The terminal device is used to indicate described at least one what at least one first time period obtained that the network equipment sends The Downlink Control Information of the corresponding running time-frequency resource of first SIB in a SIB, the start time point of each first time period earlier than or wait The time point for the confirmation message that the network equipment is replied for the on-demand request is received in the terminal device.

2. the method according to claim 1, wherein the terminal device is obtained at least one first time period What the network equipment was sent is used to indicate the downlink control letter of the corresponding running time-frequency resource of the first SIB at least one described SIB After breath, further includes:

The terminal device receives the first SIB on the corresponding running time-frequency resource of the first SIB.

3. according to the method described in claim 2, it is characterized in that, the second of the corresponding time-frequency resource indication of the first SIB The start time point of period receives the network equipment earlier than or equal to the terminal device and returns for the on-demand request The time point of multiple confirmation message.

4. method according to any one of claims 1 to 3, which is characterized in that the terminal device at least one first What the period obtained that the network equipment sends is used to indicate the corresponding running time-frequency resource of the first SIB at least one described SIB After Downlink Control Information, further includes:

The terminal device at least one third period obtain that the network equipment sends be used to indicate described at least one The Downlink Control Information of the corresponding running time-frequency resource of 2nd SIB in a SIB, the start time point of each third period are later than described Terminal device receives the time point for the confirmation message that the network equipment is replied for the on-demand request.

5. according to the method described in claim 4, it is characterized in that, the terminal device is obtained at least one third period What the network equipment was sent is used to indicate the downlink control letter of the corresponding running time-frequency resource of the 2nd SIB at least one described SIB After breath, further includes:

The terminal device receives the 2nd SIB on the corresponding running time-frequency resource of the 2nd SIB.

6. method according to any one of claims 1 to 5, which is characterized in that the terminal device at least one first What the period obtained that the network equipment sends is used to indicate the corresponding running time-frequency resource of the first SIB at least one described SIB Downlink Control Information, comprising:

The terminal device is at least one first time period using the corresponding mark descrambling physical down control letter of system message Road PDCCH is used to indicate the first SIB pairs at least one described SIB from obtain that the network equipment sends on the PDCCH The Downlink Control Information for the running time-frequency resource answered.

7. method according to any one of claims 1 to 6, which is characterized in that the on-demand request is carried in first message In Msg1, the confirmation message is carried in second message Msg2.

8. method according to any one of claims 1 to 7, which is characterized in that the on-demand request is carried in third message In Msg3, the confirmation message is carried in the 4th message Msg4.

9. a kind of terminal device, which is characterized in that including transmission unit and first acquisition unit, in which:

The transmission unit, for sending on-demand request to the network equipment, the on-demand request includes the terminal device program request At least one System information block SIB mark；

The first acquisition unit is used to indicate institute for obtain that the network equipment sends at least one first time period State the Downlink Control Information of the corresponding running time-frequency resource of the first SIB at least one SIB, the start time point of the first time period The network equipment is received for the time of the confirmation message of on-demand request reply earlier than or equal to the terminal device Point.

10. terminal device according to claim 9, which is characterized in that the terminal device further include:

First receiving unit, for obtaining the network equipment hair at least one first time period in the first acquisition unit That send is used to indicate at least one described SIB after the Downlink Control Information of the corresponding running time-frequency resource of the first SIB, described first The first SIB is received on the corresponding running time-frequency resource of SIB.

11. terminal device according to claim 10, which is characterized in that the corresponding time-frequency resource indication of the first SIB The start time point of second time period receive the network equipment for the program request earlier than or equal to the terminal device Request the time point for the confirmation message replied.

12. according to the described in any item terminal devices of claim 9 to 11, which is characterized in that the terminal device further include:

Second acquisition unit, for obtaining the network equipment hair at least one first time period in the first acquisition unit That send is used to indicate at least one described SIB after the Downlink Control Information of the corresponding running time-frequency resource of the first SIB, at least one What a third period obtained that the network equipment sends is used to indicate the corresponding time-frequency of the 2nd SIB at least one described SIB The Downlink Control Information of resource, the start time point of each third period, which is later than the terminal device and receives the network, to be set The time point of the standby confirmation message replied for the on-demand request.

13. terminal device according to claim 12, which is characterized in that the terminal device further include:

Second receiving unit, for obtaining the network equipment hair at least one third period in the second acquisition unit That send is used to indicate at least one described SIB after the Downlink Control Information of the corresponding running time-frequency resource of the 2nd SIB, described the The 2nd SIB is received on the corresponding running time-frequency resource of two SIB.

14. according to the described in any item terminal devices of claim 9 to 13, which is characterized in that the first acquisition unit is specific For:

Physical downlink control channel PDCCH is descrambled using the corresponding mark of system message at least one first time period, from institute State obtain that the network equipment sends on PDCCH be used to indicate the corresponding running time-frequency resource of the first SIB at least one described SIB Downlink Control Information.

15. according to the described in any item terminal devices of claim 9 to 14, which is characterized in that the on-demand request is carried the In one message Msg1, the confirmation message is carried in second message Msg2.

16. according to the described in any item terminal devices of claim 9 to 15, which is characterized in that the on-demand request is carried the In three message Msg3, the confirmation message is carried in the 4th message Msg4.

17. a kind of terminal device, which is characterized in that including processor, memory, transmitter and receiver, the memory is used In storing data and/or program code, the processor is used to that the data of the memory storage and/or program code to be called to hold Row system message method of reseptance as claimed in any one of claims 1 to 8.