CN109862615A - A kind of transmission method of paging control information, base station and terminal - Google Patents
A kind of transmission method of paging control information, base station and terminal Download PDFInfo
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Abstract
The present invention provides a kind of transmission method of paging control information, base station and terminals, wherein the method applied to base station includes: that the target data Channel holding time Dwell according to default paging cycle, in paging window of opportunity POW sends paging control information MPDCCH；Wherein, POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One mFrame includes an a pilot channel Dwell and data channel Dwell；MPDCCH scrambling has paging mark P-RNTI.The embodiment of the present invention realizes the transmission of MPDCCH in eMTC-U system.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of transmission methods of paging control information, base station and terminal.
Background technique
MulteFire is a kind of wireless access technology that LTE is expanded to unauthorized frequency range, unauthorized frequency range in the technology
Carrier wave can not separately provide service by authorized spectrum band carrier wave.In order to other in unauthorized frequency range equipment (such as WiFi equipment)
Justice occupies unauthorized band channels and avoids interfering with each other between unauthorized frequency range equipment, and MF (Multe Fire) physical layer is drawn
Enter listem-before-talk (Listen Before Talk, LBT) mechanism of the carrier sense technology of similar WiFi.It is supervised in base station or terminal
When hearing that unauthorized band channels are occupied, i.e. when LBT fails, stop sending signal, when listening to channel idle, i.e. LBT
Signal is just sent when success.
In order to improve the downlink common control signal efficiency of transmission of base station under LBT mechanism, MulteFire introduces discovery ginseng
Signal (Discovery Reference Signal, DRS) is examined, DRS contains main downlink common control signal, including is
Unite broadcast, primary synchronization signal (Primary Sync Signal, PSS), secondary synchronization signal (Secondary Sync Signal,
SSS), enhance primary synchronization signal (enhanced Primary Sync Signal, ePSS), enhancing secondary synchronization signal
(enhanced Secondary Sync Signal, eSSS), cell reference signals (Cell Reference Signal,
CRS), the system information block (System of host system message block (Master Information Block, MIB) and enhancing
Information BlockMultefire, SIB-MF).Wherein, DRS occupies 12 or 14 symbols in a downlink subframe
(Symbol)。
In order to preferably support internet of things service, Multefire to organize the unauthorized frequency range of registration study in unauthorized frequency range
Enhance machine type communication (eMTC, enhanced machine type communication) technology, i.e. eMTC-U, by eMTC
Technology introduces unauthorized frequency range.EMTC-U is frequency modulation system of the work in 2.4GHz, shares 56 data channel frequency points and 3 are led
Frequency channel frequency point, each frequency point bandwidth are 1.4MHz (probably accounting for 80MHz in total), base station and terminal in a data channel frequency point
It is 75ms that the longest for sending downlink or uplink, which uses the time,.Frequency hopping intermediate base stations send the pilot channel of 5ms twice, or are anchor
Point channel (anchor channel), pilot channel immobilize, and the DRS in eMTC-U need to occupy 4 subframes, and base station is in pilot tone
DRS is sent in channel.One pilot channel taking up time (dwell) and a data channel holding time dwell are one
mFrame(80ms).Base station often jumps to a data channel and will carry out channel access detection LBT, number before sending pilot channel
It is believed that base station sends the detection reference signal (Detection Signal) of 12 symbol to UE first after road LBT success, it
After can start downstream transmission, the maximum channel holding time of base station is 60ms, if being more than that base station after 60ms still needs to transmission downlink
Data need to re-start LBT.UE, which passes through the Detection Signal detected, can determine whether base station LBT success.UE transmits UL
Without carrying out LBT.The frequency hop sequences length of eMTC-U is 1024, and the time that system traverses a frequency hop sequences is 1024*80ms,
Base station and terminal determine frequency hop sequences according to Physical Cell Identifier, frequency point sets and current frame number and superframe further according to frequency hopping
Number determine current frequency hopping frequency point.
In eMTC-U, base station with certain paging cycle UE paging window of opportunity (Paging Occasion
Window, POW) it is interior to UE transmission paging, in the data channel dwell where the POW in UE, sent out if base station LBT success
The paging message of UE is sent, idle state UE detects paging mark (Paging-Radio Network in the POW that the period occurs
Tempory Identity, P-RNTI) scrambled paging control information (MPDCCH).
But since eMTC-U frame format may be different from eMTC frame format, cause to transmit in existing eMTC technology and seek
The mode exhaled and the formula for calculating pager meeting position (Paging Occasion, PO) are not suitable for eMTC-U, eMTC-U
System needs the formula of new transmission paging way and calculating UE pager meeting the window's position.
Summary of the invention
The embodiment provides a kind of transmission method of paging control information, base station and terminals, existing to solve
The mode of paging is transmitted in eMTC technology and the formula for calculating PO is not suitable for eMTC-U, is sought so that eMTC-U cannot achieve
The problem of exhaling transmission and determining UE pager meeting the window's position, not can guarantee communication reliability.
In order to solve the above technical problems, in a first aspect, the embodiment provides a kind of biographies of paging control information
Transmission method is applied to base station, comprising:
According to default paging cycle, the target data Channel holding time Dwell transmission in paging window of opportunity POW is sought
Exhale control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
Second aspect, the embodiment of the present invention provide a kind of transmission method of paging control information, are applied to terminal, comprising:
According to default paging cycle, the target data Channel holding time Dwell reception in paging window of opportunity POW is sought
Exhale control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
The third aspect, the embodiment of the present invention provide a kind of base station, comprising:
First sending module, for according to default paging cycle, the target data channel in paging window of opportunity POW to be accounted for
Paging control information MPDCCH is sent with time Dwell；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
Fourth aspect, the embodiment of the present invention provide a kind of base station, including memory, processor and are stored in the memory
Computer program that is upper and can running on the processor, the processor are realized when executing described program such as first aspect institute
The step of transmission method for the paging control information stated.
5th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer program,
The step of transmission method of paging control information as described in relation to the first aspect is realized when the program is executed by processor.
6th aspect, the embodiment of the present invention provide a kind of terminal, comprising:
First receiving module, for according to default paging cycle, the target data channel in paging window of opportunity POW to be accounted for
Paging control information MPDCCH is received with time Dwell；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
7th aspect, the embodiment of the present invention provide a kind of terminal, including memory, processor and are stored in the memory
Computer program that is upper and can running on the processor, the processor are realized when executing described program such as second aspect institute
The step of transmission method for the paging control information stated.
Eighth aspect, the embodiment of the present invention provide a kind of computer readable storage medium, are stored thereon with computer program,
The step of transmission method of the paging control information as described in second aspect is realized when the program is executed by processor.
In embodiments of the present invention, by the way that according to default paging cycle, the target data channel Dwell in POW is sent
MPDCCH is solved so that can be realized the transmission of MPDCCH in Emtc-U system due to eMTC-U frame format and eMTC frame
Format may be different, and when the mode for transmitting paging in existing eMTC technology being caused not to be suitable for eMTC-U, eMTC-U can not be real
The problem of now paging is transmitted and not can guarantee communication reliability.
Detailed description of the invention
Fig. 1 shows the flow diagrams for the paging control information for being applied to base station in the embodiment of the present invention；
Fig. 2 indicates the first transmission schematic diagram of MPDCCH in the embodiment of the present invention；
Fig. 3 indicates the second transmission schematic diagram of MPDCCH in the embodiment of the present invention；
Fig. 4 indicates the flow diagram in the embodiment of the present invention applied to the paging control information of terminal；
Fig. 5 indicates the module frame chart of base station in the embodiment of the present invention；
Fig. 6 indicates the structural block diagram of base station in the embodiment of the present invention；
Fig. 7 indicates the module frame chart of terminal in the embodiment of the present invention；
Fig. 8 shows the structural block diagrams of terminal in the embodiment of the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
As shown in Figure 1, the embodiment of the present invention provides a kind of transmission method of paging control information, it is applied to base station, comprising:
Step 101, the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
Dwell sends paging control information MPDCCH.
Wherein, POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；MPDCCH scrambling has paging mark P-RNTI.
Here, target data channel Dwell is the successful data channel Dwell of any one listem-before-talk LBT.Alternatively,
Target data channel Dwell is the successful data channel Dwell of first LBT.
Wherein, in the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
It, can also target data channel according to default paging cycle, in POW when Dwell sends paging control information MPDCCH
Target downlink DL subframe in Dwell sends starting MPDCCH.MPDCCH is repeatable to be sent most 16 times, sends occupy one every time
A DL subframe.
Here, target DL subframe be target data channel Dwell in any one do not send discovery reference signal DRS and
The DL subframe of system broadcasts.Alternatively, target DL subframe does not send DRS and system for first in target data channel Dwell
The DL subframe of broadcast.
Certainly, as shown in Fig. 2, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
Before time Dwell transmission paging control information MPDCCH, it is also necessary to be sent out on the data channel Dwell after LBT success
Detection reference signal Detection Signal is sent, so that terminal determines base station in the mesh by detecting Detection Signal
LBT success on data channel Dwell is marked, to receive MPDCCH on target data channel Dwell.
Specifically, base station is sent to UE in the POW of UE with certain paging cycle and is paged, UE's in eMTC-U
In the data channel dwell (75ms) that POW includes, as shown in Fig. 2, sending Detection first if base station LBT success
Signal, base station sends the MPDCCH of UE paging message later, and idle state UE detects P-RNTI in the POW that the period occurs and adds
The MPDCCH disturbed.
Wherein, POW is defined as sending the time window where the starting subframe of MPDCCH, and UE detects MPDCCH in POW.
The POW of different UE is not overlapped, and the identical UE in the position POW is multiplexed the same paging message (PDSCH transmission block).EMTC-U system
In, the POW of UE may include one or more mFrame (i.e. a POW length is N*80ms, and N is positive integer).As shown in Fig. 2,
Default paging cycle (T) includes 2 mFrame, and POW length is a mFrame.
Further, in the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
Dwell is sent before paging control information MPDCCH, further includes:
Determine the length of POW, in default paging cycle the minimum interval of the POW starting radio frames of different terminals UE and
The number of repetition of MPDCCH, wherein in default paging cycle the minimum interval of the POW starting radio frames of different terminals UE be greater than or
Length equal to POW；By the POW of difference UE in the length of POW, default paging cycle originate radio frames minimum interval information and
The number of repetition of MPDCCH is sent to UE by system broadcast information；Wherein, the minimum interval information includes paging parameters nB.
In this way, being believed by the minimum interval that the POW of difference UE in the length of POW, default paging cycle is originated radio frames
The number of repetition of breath and MPDCCH are sent to UE by system broadcast information, so that UE is convenient for the reception of MPDCCH.
Wherein, it at the minimum interval of POW starting radio frames for determining difference UE in default paging cycle, needs first to determine
The value of nB, wherein 1≤nB≤T/8；Then it is determined default according to the value of nB and default paging cycle by following formula
The minimum interval D:D=T/nB of the starting radio frames of the POW of difference UE in paging cycle；Wherein, D is indicated in default paging cycle
The minimum interval of the starting radio frames of the POW of different UE；T indicates the default paging cycle as unit of radio frames.
Wherein, since nB parameter can determine the minimum interval of the start frame of the POW of difference UE in default paging cycle,
Therefore nB should be less than or be equal to T/8 and is more than or equal to 1, this ensure that the minimum interval energy of the start frame of the POW of difference UE
Enough it is not less than 80ms, and the minimum interval of the starting radio frames of the POW of difference UE is less than or equal to preset in default paging cycle
Paging cycle.Meanwhile nB should be able to guarantee that the minimum interval of the start frame of the POW of different UE is not less than the length of POW, i.e.,
The length of POW is less than or equal to T/nB.
In addition, further, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
Before time Dwell transmission paging control information MPDCCH, further includes:
It is calculated POW's by following formula according to default paging cycle, terminal iidentification UE_ID and paging parameters nB
The system frame number SFN of radio frames is originated, and POW is determined according to System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
Specifically, the value of T can be 16,32,64 or 128；The value of nB can for T/8, T/16, T/32, T/64,
T/128 or T/256.Certainly, the value of T and nB is not limited specifically herein.
The system frame number SFN that the starting radio frames of POW are determined by above-mentioned formula makes it possible to be determined according to System Frame Number
The starting radio frames of POW cause eMTC based on to solve since eMTC-U frame format may be different from eMTC frame format
The formula of PO is calculated when not being suitable for eMTC-U, the problem of position POW can not be calculated in eMTC-U.
For example, if the length that the default paging cycle T of UE is 64, POW is 80ms (as 1 mFrame), nB T/16
(guaranteeing to be divided into 160ms between POW start frame), the starting radio frame number of POW meets SFN mod 64=0,16,32,48.
In another example the length that the default paging cycle T of UE is 16, POW is 160ms (2 mFrame), nB T/16, no
The wireless frame period of starting with the POW of UE is 160ms, then the initial frame number of POW meets SFN mod 64=0, as shown in figure 3,
Base station can attempt to send mPDCCH on 2 data channel Dwell of POW, i.e. send mPDCCH in the successful situation of LBT.
In addition, further, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
After time Dwell transmission paging control information MPDCCH, further includes:
DL subframe after two subframes being sent after the MPDCCH sends paging message；Wherein, paging disappears
It include the paging information for being sent to target UE in breath, target UE is POW identical with for sending the position POW of MPDCCH
UE。
Base station sends paging message by the DL subframe after two subframes being sent after the MPDCCH, realizes
The transmission of paging message, ensure that the reliability of communication in eMTC-U system.
UE in the embodiment of the present invention can be mobile phone (or mobile phone) or other can send or receive nothing
The equipment of line signal, including user equipment (terminal), personal digital assistant PDA, wireless modem, wireless communication device,
Hand-held device, laptop computer, wireless phone, wireless local loop (WLL) stand, movable signal can be converted to wifi letter
Number CPE or Mifi, intelligent appliance or other obstructed remarkable spontaneous equipment communicated with mobile communications network of operation energy
Deng.
The transmission method of the paging control information of the embodiment of the present invention passes through the mesh according to default paging cycle, in POW
It marks data channel Dwell and sends MPDCCH, realize the transmission of MPDCCH in eMTC-U system, solve due to eMTC-U frame lattice
Formula may be different from eMTC frame format, when the mode for transmitting paging in existing eMTC technology being caused not to be suitable for eMTC-U,
The problem of eMTC-U cannot achieve paging transmission and not can guarantee communication reliability.
As shown in figure 4, the embodiment of the present invention provides a kind of transmission method of paging control information, it is applied to terminal, the party
Method includes:
Step 401, the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
Dwell receives paging control information MPDCCH.
Wherein, POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；MPDCCH scrambling has paging mark P-RNTI.
Here, target data channel Dwell is the successful data channel Dwell of any one base station listem-before-talk LBT.Or
Person, target data channel Dwell are the successful data channel Dwell of first base station LBT.
Wherein, in the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
It, can also target data channel according to default paging cycle, in POW when Dwell receives paging control information MPDCCH
Target downlink DL subframe in Dwell receives starting MPDCCH.Terminal can at most receive the repetition transmission of 16 MPDCCH, every time
Transmission occupies a DL subframe.
Here, target DL subframe be target data channel Dwell in any one do not send discovery reference signal DRS and
The DL subframe of system broadcasts.Alternatively, target DL subframe does not send DRS and system for first in target data channel Dwell
The DL subframe of broadcast.
Certainly, as shown in Fig. 2, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
Before receiving paging control information MPDCCH with time Dwell, detection reference signal is received on target data channel Dwell
Detection Signal, the LBT success on target data channel Dwell with the determination base station.Specifically, UE is in POW
When middle reception MPDCCH, need to carry out Detection Signal detection on the data channel Dwell in POW, to determine POW
In target data channel, i.e. the successful data channel Dwell of base station LBT, to be received on target data channel Dwell
MPDCCH。
Such as Fig. 2, base station is sent to UE in the POW of UE with certain paging cycle and is paged, in the data that the POW of UE includes
In channel dwell (75ms), Detection Signal is sent first if base station LBT success, base station sends UE and seeks later
The MPDCCH of message, idle state UE is exhaled to carry out Detection on the data channel Dwell in the POW that the period occurs
Signal detection determines base station LBT success, then in the data channel if successfully being detected Detection Signal
DL subframe in Dwell detects the scrambled MPDCCH of P-RNTI.
Wherein, POW is defined as sending the time window where the starting subframe of MPDCCH, and UE detects MPDCCH in POW.
The POW of different UE is not overlapped, and the identical UE in the position POW is multiplexed the same paging message (PDSCH transmission block).EMTC-U system
In, the POW of UE may include one or more mFrame (i.e. a POW length is N*80ms, and N is positive integer).As shown in Fig. 2,
Default paging cycle (T) includes 2 mFrame, and POW length is a mFrame.
Further, in the target data Channel holding time according to default paging cycle, in paging window of opportunity POW
Dwell is received before paging control information MPDCCH, further includes:
The POW starting for receiving the length for the POW that base station is sent by system broadcast information, presetting difference UE in paging cycle
The minimum interval information of radio frames and the number of repetition of MPDCCH；Wherein, minimum interval information includes paging parameters nB.
In this way, receiving the length for the POW that base station is sent by system broadcast information, presetting difference UE in paging cycle
POW originates the minimum interval information of radio frames and the number of repetition of MPDCCH, so that UE is convenient for the reception of MPDCCH.
In addition, further, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
Before time Dwell reception paging control information MPDCCH, further includes:
It is calculated POW's by following formula according to default paging cycle, terminal iidentification UE_ID and paging parameters nB
The system frame number SFN of radio frames is originated, and POW is determined according to System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
Specifically, the value of T can be 16,32,64 or 128；The value of nB can for T/8, T/16, T/32, T/64,
T/128 or T/256.Certainly, the value of T and nB is not limited specifically herein.
The system frame number SFN that the starting radio frames of POW are determined by above-mentioned formula makes it possible to be determined according to System Frame Number
The starting radio frames of POW cause eMTC based on to solve since eMTC-U frame format may be different from eMTC frame format
The formula of PO is calculated when not being suitable for eMTC-U, the problem of position POW can not be calculated in eMTC-U.
For example, if the length that the default paging cycle T of UE is 64, POW is 80ms (as 1 mFrame), nB T/16
(guaranteeing to be divided into 160ms between POW start frame), the starting radio frame number of POW meets SFN mod 64=0,16,32,48.
In another example the length that the default paging cycle T of UE is 16, POW is 160ms (2 mFrame), nB T/16, no
The wireless frame period of starting with the POW of UE is 160ms, then the initial frame number of POW meets SFN mod 64=0, as shown in figure 3,
Base station can attempt to send mPDCCH on 2 data channel Dwell of POW, i.e. send mPDCCH in the successful situation of LBT.
In addition, further, according to default paging cycle, the target data channel in paging window of opportunity POW is accounted for
After time Dwell reception paging control information MPDCCH, further includes:
DL subframe after receiving two after the MPDCCH subframes receives paging message；Wherein, paging disappears
It include the paging information for being sent to terminal in breath.
Terminal receives paging message by the DL subframe after receiving two after MPDCCH subframes, realizes
The reception of paging message in eMTC-U system, ensure that the reliability of communication.
The transmission method of the paging control information provided in the present embodiment, by according to default paging cycle, in POW
Target data channel Dwell receives MPDCCH, realizes the transmission of MPDCCH in eMTC-U system, solves due to eMTC-U frame
Format may be different from eMTC frame format, when the mode for transmitting paging in existing eMTC technology being caused not to be suitable for eMTC-U,
The problem of eMTC-U cannot achieve paging transmission and not can guarantee communication reliability.
As shown in figure 5, also providing a kind of base station in the embodiment of the present invention, comprising:
First sending module 501, for according to default paging cycle, number of targets in paging window of opportunity POW it is believed that
Road holding time Dwell sends paging control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
Optionally, the target data channel Dwell is the successful data channel Dwell of any one listem-before-talk LBT.
Optionally, the target data channel Dwell is the successful data channel Dwell of first LBT.
Optionally, the base station further include:
Second sending module sends detection reference signal on the data channel Dwell after LBT success.
Optionally, first sending module is also used to, the target data channel according to default paging cycle, in POW
Target downlink DL subframe in Dwell sends starting MPDCCH.
Optionally, the target DL subframe does not send discovery with reference to letter for any one in target data channel Dwell
The DL subframe of number DRS and system broadcasts.
Optionally, the target DL subframe does not send DRS and system broadcasts for first in target data channel Dwell
DL subframe.
Optionally, the base station further include:
Computing module, for according to presetting paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula,
The system frame number SFN of the starting radio frames of the POW is calculated, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
Optionally, the base station further include:
Determining module, for determining the length of the POW, presetting the POW starting of different terminals UE in paging cycle wirelessly
The minimum interval of frame and the number of repetition of MPDCCH, wherein the POW starting radio frames of different terminals UE in default paging cycle
Minimum interval is greater than or equal to the length of the POW；
Third sending module, for the POW of difference UE in the length of the POW, default paging cycle to be originated radio frames
Minimum interval information and the number of repetition of MPDCCH UE is sent to by system broadcast information；Wherein, the minimum interval letter
Breath includes paging parameters nB.
Optionally, the determining module includes:
First determination unit, for determining the value of the nB, wherein 1≤nB≤T/8；
Second determination unit, for according to the nB value and the default paging cycle, pass through following formula, determine
The minimum interval D of the starting radio frames of the POW of difference UE in default paging cycle:
D=T/nB；
Wherein, D indicates the minimum interval of the starting radio frames of the POW of difference UE in default paging cycle；
T indicates the default paging cycle as unit of radio frames.
Optionally, the base station further include:
4th sending module sends paging for the DL subframe after two subframes being sent after the MPDCCH
Message；It wherein, include being sent to the paging information of target UE in the paging message, the target UE is POW and be used to send
The identical UE in the position POW of the MPDCCH.
The base station of the embodiment of the present invention passes through the target data channel Dwell hair according to default paging cycle, in POW
MPDCCH is sent, so that can be realized the transmission of MPDCCH in eMTC-U system, is solved due to eMTC-U frame format and eMTC
Frame format may be different, and when the mode for transmitting paging in existing eMTC technology being caused not to be suitable for eMTC-U, eMTC-U can not
The problem of realizing paging transmission and not can guarantee communication reliability.
It is respectively walked it should be noted that the base station of the embodiment of the present invention is able to achieve in the above-mentioned embodiment of the method applied to base station
Suddenly, and same technical effect can be reached.
In an embodiment of the present invention, it additionally provides a kind of base station, including memory, processor and is stored in the storage
On device and the computer program that can run on the processor；The processor realizes such as above-mentioned application when executing described program
In each process of the transmission method embodiment of the paging control information of base station, and identical effect can be reached, to avoid repeating,
Which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program
Each process of the transmission method embodiment of above-mentioned paging control information is realized when being executed by processor, and can reach identical skill
Art effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, such as read-only memory
(Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disk
Or CD etc..
Preferably, referring to shown in Fig. 6, the embodiment of the present invention also provides a kind of base station, comprising:
Processor 601, for controlling target of the transceiver 602 according to default paging cycle, in paging window of opportunity POW
Data channel holding time Dwell sends paging control information MPDCCH；Wherein, the POW includes at least one unauthorized frequency
Radio frames mFrame in Duan Zengqiang machine type communication eMTC-U；One mFrame includes a pilot channel Dwell and one
Data channel Dwell；MPDCCH scrambling has paging mark P-RNTI.
The processor 601 of the embodiment of the present invention can be configured and realize all modules realizations in above-mentioned base station embodiment
Function can also reach and the attainable identical technical effect of above-mentioned base station embodiment institute.
As shown in fig. 7, the embodiment of the invention also provides a kind of terminals, comprising:
First receiving module 701, for according to default paging cycle, number of targets in paging window of opportunity POW it is believed that
Road holding time Dwell receives paging control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
Optionally, the target data channel Dwell is the successful data channel of any one base station listem-before-talk LBT
Dwell。
Optionally, the target data channel Dwell is the successful data channel Dwell of first base station LBT.
Optionally, the terminal further include:
Second receiving module, for receiving detection reference signal on the target data channel Dwell, described in determination
Base station LBT success on the target data channel Dwell.
Optionally, first receiving module is used for, the target data channel according to default paging cycle, in POW
Target downlink DL subframe in Dwell receives starting MPDCCH.
Optionally, the target DL subframe does not send discovery with reference to letter for any one in target data channel Dwell
The DL subframe of number DRS and system broadcasts.
Optionally, the target DL subframe does not send DRS and system broadcasts for first in target data channel Dwell
DL subframe.
Optionally, the terminal further include:
Computing module, for according to presetting paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula,
The system frame number SFN of the starting radio frames of the POW is calculated, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
Optionally, the terminal further include:
Third receiving module, for receiving the length for the POW that base station is sent by system broadcast information, presetting paging
The number of repetition of the minimum interval information of the POW starting radio frames of difference UE and MPDCCH in period；Wherein, the minimum interval
Information includes paging parameters nB.
Optionally, the terminal further include:
4th receiving module receives paging for the DL subframe after receiving two after the MPDCCH subframes
Message；It wherein, include the paging information for being sent to the terminal in the paging message.
It is respectively walked it should be noted that the terminal of the embodiment of the present invention is able to achieve in the above-mentioned embodiment of the method applied to terminal
Suddenly, and same technical effect can be reached.
In an embodiment of the present invention, it additionally provides a kind of terminal, including memory, processor and is stored in the storage
On device and the computer program that can run on the processor；The processor realizes above-mentioned paging control when executing described program
Each process of the transmission method embodiment of information processed, and identical technical effect can be reached, it is no longer superfluous here to avoid repeating
It states.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, the program
Each process of the transmission method embodiment of above-mentioned paging control information is realized when being executed by processor, and can reach identical skill
Art effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, such as read-only memory
(Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disk
Or CD etc..
Preferably, as shown in figure 8, the embodiment of the present invention also provides a kind of terminal, comprising:
Processor 801, for controlling target of the transceiver 802 according to default paging cycle, in paging window of opportunity POW
Data channel holding time Dwell receives paging control information MPDCCH；Wherein, the POW includes at least one unauthorized frequency
Radio frames mFrame in Duan Zengqiang machine type communication eMTC-U；One mFrame includes a pilot channel Dwell and one
Data channel Dwell；MPDCCH scrambling has paging mark P-RNTI.
The processor of the embodiment of the present invention can be configured and realize the function that all modules are realized in above-mentioned terminal embodiment
Can, can also it reach and the above-mentioned attainable identical technical effect of terminal embodiment.
In various embodiments of the present invention, it should be appreciated that magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Sequence it is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present invention
Process constitutes any restriction.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
A1, a kind of transmission method of paging control information are applied to base station characterized by comprising
According to default paging cycle, the target data Channel holding time Dwell transmission in paging window of opportunity POW is sought
Exhale control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
A2, the method according to claim A1, which is characterized in that the target data channel Dwell is any one
A successful data channel Dwell of listem-before-talk LBT.
A3, the method according to claim A1, which is characterized in that the target data channel Dwell is first
The successful data channel Dwell of LBT.
A4, the method according to claim A2 or A3, which is characterized in that it is described according to default paging cycle, it is seeking
Before the step of exhaling the target data Channel holding time Dwell in window of opportunity POW to send paging control information MPDCCH, also
Include:
Detection reference signal is sent on the data channel Dwell after LBT success.
A5, the method according to claim A1, which is characterized in that it is described according to default paging cycle, in pager
The step of target data Channel holding time Dwell in meeting window POW sends paging control information MPDCCH, comprising:
According to default paging cycle, the target downlink DL subframe in the target data channel Dwell in POW sends starting
MPDCCH。
A6, the method according to claim A5, which is characterized in that the target DL subframe is target data channel
Any one in Dwell does not send the DL subframe of discovery reference signal DRS and system broadcasts.
A7, the method according to claim A5, which is characterized in that the target DL subframe is target data channel
First in Dwell does not send the DL subframe of DRS and system broadcasts.
A8, the method according to claim A1, which is characterized in that it is described according to default paging cycle, in pager
Before the step of target data Channel holding time Dwell in meeting window POW sends paging control information MPDCCH, also wrap
It includes:
According to default paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula, it is calculated described
The system frame number SFN of the starting radio frames of POW, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
A9, the method according to claim A1, which is characterized in that it is described according to default paging cycle, in pager
Before the step of target data Channel holding time Dwell in meeting window POW sends paging control information MPDCCH, also wrap
It includes:
Determine the length of the POW, in default paging cycle the minimum interval of the POW starting radio frames of different terminals UE and
The number of repetition of MPDCCH, wherein the minimum interval of the POW starting radio frames of difference UE is greater than or equal in default paging cycle
The length of the POW；
By the POW of difference UE in the length of the POW, default paging cycle originate radio frames minimum interval information and
The number of repetition of MPDCCH is sent to UE by system broadcast information；Wherein, the minimum interval information includes paging parameters nB.
A10, the method according to claim A9, which is characterized in that the length of the determination POW is preset and sought
Exhale the POW of different terminals UE in the period originate radio frames minimum interval and MPDCCH number of repetition the step of in, determine pre-
If in paging cycle the step of the minimum interval of the POW starting radio frames of different terminals UE, comprising:
Determine the value of the nB, wherein 1≤nB≤T/8；
It is determined in default paging cycle not according to the value of the nB and the default paging cycle by following formula
With the minimum interval D of the starting radio frames of the POW of UE:
D=T/nB；
Wherein, D indicates the minimum interval of the starting radio frames of the POW of difference UE in default paging cycle；
T indicates the default paging cycle as unit of radio frames.
A11, the method according to claim A1, which is characterized in that it is described according to default paging cycle, in pager
After the step of target data Channel holding time Dwell in meeting window POW sends paging control information MPDCCH, also wrap
It includes:
DL subframe after two subframes being sent after the MPDCCH sends paging message；Wherein, described to seek
Exhaling includes the paging information for being sent to target UE in message, and the target UE is POW and the position POW for sending the MPDCCH
Set identical UE.
B12, a kind of transmission method of paging control information are applied to terminal characterized by comprising
According to default paging cycle, the target data Channel holding time Dwell reception in paging window of opportunity POW is sought
Exhale control information MPDCCH；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
B13, the method according to claim B12, which is characterized in that the target data channel Dwell is any
One successful data channel Dwell of base station listem-before-talk LBT.
B14, the method according to claim B12, which is characterized in that the target data channel Dwell is first
A successful data channel Dwell of base station LBT.
B15, the method according to claim B13 or B14, which is characterized in that it is described according to default paging cycle,
Before paging the step of target data Channel holding time Dwell in window of opportunity POW receives paging control information MPDCCH,
Further include:
Detection reference signal is received on the target data channel Dwell, with the determination base station in the number of targets
It is believed that LBT success on road Dwell.
B16, the method according to claim B12, which is characterized in that it is described according to default paging cycle, it is paging
The step of target data Channel holding time Dwell in window of opportunity POW receives paging control information MPDCCH, comprising:
According to default paging cycle, the target downlink DL subframe in the target data channel Dwell in POW receives starting
MPDCCH。
B17, the method according to claim B16, which is characterized in that the target DL subframe is target data channel
Any one in Dwell does not send the DL subframe of discovery reference signal DRS and system broadcasts.
B18, the method according to claim B16, which is characterized in that the target DL subframe is target data channel
First in Dwell does not send the DL subframe of DRS and system broadcasts.
B19, the method according to claim B12, which is characterized in that it is described according to default paging cycle, it is paging
Before the step of target data Channel holding time Dwell in window of opportunity POW receives paging control information MPDCCH, also wrap
It includes:
According to default paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula, it is calculated described
The system frame number SFN of the starting radio frames of POW, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
B20, the method according to claim B12, which is characterized in that it is described according to default paging cycle, it is paging
Before the step of target data Channel holding time Dwell in window of opportunity POW receives paging control information MPDCCH, also wrap
It includes:
The length for the POW that base station is sent is received by system broadcast information, presets different terminals UE in paging cycle
POW starting radio frames minimum interval information and MPDCCH number of repetition；Wherein, the minimum interval information includes paging
Parameter nB.
B21, the method according to claim B12, which is characterized in that it is described according to default paging cycle, it is paging
Before the step of target data Channel holding time Dwell in window of opportunity POW receives paging control information MPDCCH, also wrap
It includes:
DL subframe after receiving two after the MPDCCH subframes receives paging message；Wherein, described to seek
Exhaling includes the paging information for being sent to the terminal in message.
C22, a kind of base station characterized by comprising
First sending module, for according to default paging cycle, the target data channel in paging window of opportunity POW to be accounted for
Paging control information MPDCCH is sent with time Dwell；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
C23, the base station according to claim C22, which is characterized in that the target data channel Dwell is any
The successful data channel Dwell of one listem-before-talk LBT.
C24, the base station according to claim C22, which is characterized in that the target data channel Dwell is first
A successful data channel Dwell of LBT.
C25, the base station according to claim C23 or C24, which is characterized in that the base station further include:
Second sending module sends detection reference signal on the data channel Dwell after LBT success.
C26, the base station according to claim C22, which is characterized in that first sending module is also used to, according to
Paging cycle is preset, the target downlink DL subframe in the target data channel Dwell in POW sends starting MPDCCH.
C27, the base station according to claim C26, which is characterized in that the target DL subframe is target data channel
Any one in Dwell does not send the DL subframe of discovery reference signal DRS and system broadcasts.
C28, the base station according to claim C26, which is characterized in that the target DL subframe is target data channel
First in Dwell does not send the DL subframe of DRS and system broadcasts.
C29, the base station according to claim C22, which is characterized in that the base station further include:
Computing module, for according to presetting paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula,
The system frame number SFN of the starting radio frames of the POW is calculated, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
C30, the base station according to claim C22, which is characterized in that the base station further include:
Determining module, for determining the length of the POW, presetting the POW starting of different terminals UE in paging cycle wirelessly
The minimum interval of frame and the number of repetition of MPDCCH, wherein the POW starting radio frames of different terminals UE in default paging cycle
Minimum interval is greater than or equal to the length of the POW；
Third sending module, for the POW of difference UE in the length of the POW, default paging cycle to be originated radio frames
Minimum interval information and the number of repetition of MPDCCH UE is sent to by system broadcast information；Wherein, the minimum interval letter
Breath includes paging parameters nB.
C31, the base station according to claim C30, which is characterized in that the determining module includes:
First determination unit, for determining the value of the nB, wherein 1≤nB≤T/8；
Second determination unit, for according to the nB value and the default paging cycle, pass through following formula, determine
The minimum interval D of the starting radio frames of the POW of difference UE in default paging cycle:
D=T/nB；
Wherein, D indicates the minimum interval of the starting radio frames of the POW of difference UE in default paging cycle；
T indicates the default paging cycle as unit of radio frames.
C32, the base station according to claim C22, which is characterized in that the base station further include:
4th sending module sends paging for the DL subframe after two subframes being sent after the MPDCCH
Message；It wherein, include being sent to the paging information of target UE in the paging message, the target UE is POW and be used to send
The identical UE in the position POW of the MPDCCH.
D33, a kind of base station, which is characterized in that including memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, the processor is realized when executing described program as any in claim A1-A11
The step of transmission method of paging control information described in.
E34, a kind of computer readable storage medium, are stored thereon with computer program, which is characterized in that the program is located
The step of managing the transmission method that the paging control information as described in any one of claim A1-A11 is realized when device executes.
F35, a kind of terminal characterized by comprising
First receiving module, for according to default paging cycle, the target data channel in paging window of opportunity POW to be accounted for
Paging control information MPDCCH is received with time Dwell；
Wherein, the POW includes the radio frames at least one unauthorized frequency range enhancing machine type communication eMTC-U
mFrame；One mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
F36, the terminal according to claim F35, which is characterized in that the target data channel Dwell is any
One successful data channel Dwell of base station listem-before-talk LBT.
F37, the terminal according to claim F35, which is characterized in that the target data channel Dwell is first
A successful data channel Dwell of base station LBT.
F38, the terminal according to claim F36 or F37, which is characterized in that the terminal further include:
Second receiving module, for receiving detection reference signal on the target data channel Dwell, described in determination
Base station LBT success on the target data channel Dwell.
F39, the terminal according to claim F35, which is characterized in that first receiving module is used for, according to pre-
If paging cycle, the target downlink DL subframe in the target data channel Dwell in POW receives starting MPDCCH.
F40, the terminal according to claim F39, which is characterized in that the target DL subframe is target data channel
Any one in Dwell does not send the DL subframe of discovery reference signal DRS and system broadcasts.
F41, the terminal according to claim F39, which is characterized in that the target DL subframe is target data channel
First in Dwell does not send the DL subframe of DRS and system broadcasts.
F42, the terminal according to claim F35, which is characterized in that the terminal further include:
Computing module, for according to presetting paging cycle, terminal iidentification UE_ID and paging parameters nB, by following formula,
The system frame number SFN of the starting radio frames of the POW is calculated, and the POW is determined according to the System Frame Number；Wherein,
SFN mod T=(T div N) * (UE_ID mod N)；
Wherein, SFN indicates the System Frame Number of the starting radio frames of the POW；
T indicates the default paging cycle as unit of radio frames；
The value of N is min (T, nB), and the value of the nB is less than or equal to T/8；
The value of UE_ID is the value being calculated by international mobile subscriber identity IMSI mod 16384.
F43, the terminal according to claim F35, which is characterized in that the terminal further include:
Third receiving module, for receiving the length for the POW that base station is sent by system broadcast information, presetting paging
The number of repetition of the minimum interval information of the POW starting radio frames of different terminals UE and MPDCCH in period；Wherein, the minimum
Interval information includes paging parameters nB.
F44, the terminal according to claim F35, which is characterized in that the terminal further include:
4th receiving module receives paging for the DL subframe after receiving two after the MPDCCH subframes
Message；It wherein, include the paging information for being sent to the terminal in the paging message.
G45, a kind of terminal, which is characterized in that including memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, the processor is realized when executing described program as appointed in claim B12-B21
The step of transmission method of paging control information described in one.
H46, a kind of computer readable storage medium, are stored thereon with computer program, which is characterized in that the program is located
The step of managing the transmission method that the paging control information as described in any one of claim B12-B21 is realized when device executes.
Claims (10)
1. a kind of transmission method of paging control information is applied to base station characterized by comprising
According to default paging cycle, the target data Channel holding time Dwell in paging window of opportunity POW sends paging control
Information MPDCCH processed；
Wherein, the POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
2. the method according to claim 1, wherein the target data channel Dwell is that any one is first listened
After say the successful data channel Dwell of LBT.
3. the method according to claim 1, wherein described according to default paging cycle, in paging window of opportunity
The step of target data Channel holding time Dwell in POW sends paging control information MPDCCH, comprising:
According to default paging cycle, the target downlink DL subframe in the target data channel Dwell in POW sends starting
MPDCCH。
4. according to the method described in claim 3, it is characterized in that, the target DL subframe is in target data channel Dwell
Any one do not send discovery reference signal DRS and system broadcasts DL subframe.
5. a kind of transmission method of paging control information is applied to terminal characterized by comprising
According to default paging cycle, the target data Channel holding time Dwell in paging window of opportunity POW receives paging control
Information MPDCCH processed；
Wherein, the POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
6. according to the method described in claim 5, it is characterized in that, the target data channel Dwell is any one base station
The successful data channel Dwell of listem-before-talk LBT.
7. according to the method described in claim 5, it is characterized in that, described according to default paging cycle, in paging window of opportunity
The step of target data Channel holding time Dwell in POW receives paging control information MPDCCH, comprising:
According to default paging cycle, the target downlink DL subframe in the target data channel Dwell in POW receives starting
MPDCCH。
8. the method according to the description of claim 7 is characterized in that the target DL subframe is in target data channel Dwell
Any one do not send discovery reference signal DRS and system broadcasts DL subframe.
9. a kind of base station characterized by comprising
First sending module is used for according to default paging cycle, when paging the target data channel occupancy in window of opportunity POW
Between Dwell send paging control information MPDCCH；
Wherein, the POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
10. a kind of terminal characterized by comprising
First receiving module is used for according to default paging cycle, when paging the target data channel occupancy in window of opportunity POW
Between Dwell receive paging control information MPDCCH；
Wherein, the POW includes the radio frames mFrame at least one unauthorized frequency range enhancing machine type communication eMTC-U；One
A mFrame includes an a pilot channel Dwell and data channel Dwell；
MPDCCH scrambling has paging mark P-RNTI.
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| CN109862615B (en) | 2021-07-20 |
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