CN106535352A - Method and apparatus for sending and receiving communication information with short transmission time intervals - Google Patents
Method and apparatus for sending and receiving communication information with short transmission time intervals Download PDFInfo
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- CN106535352A CN106535352A CN201510585890.1A CN201510585890A CN106535352A CN 106535352 A CN106535352 A CN 106535352A CN 201510585890 A CN201510585890 A CN 201510585890A CN 106535352 A CN106535352 A CN 106535352A
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- Prior art keywords
- classifications
- short tti
- information
- base station
- tti
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/002—Transmission of channel access control information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access, e.g. scheduled or random access
- H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
- H04W74/0833—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure
- H04W74/0841—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment
- H04W74/085—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a random access procedure with collision treatment collision avoidance
Abstract
The invention provides methods and apparatuses for sending and receiving communication information with short transmission time intervals. The sending method includes the step that a base station sends short transmission time interval (TTI) class to user equipment through a paging message. The receiving method includes the step that the user equipment receives the paging message including short TTI class. The user equipment conducts short TTI communication according to the short TTI class in the paging message.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of transmission, receive the communication of short transmission time interval
The method and apparatus of information.
Background technology
The fast development of mobile Internet, Internet of Things and other service applications has become promotion the 5th
The main drive that third-generation mobile communication technology (5G, 5th Generation) develops.Their an urgent demands
5G have the access rate of optical fiber of matching in excellence or beauty, the concatenation ability of hundred billion equipment, perfect real-time experience and
Wireless broadband Internet access ability anywhere or anytime.Additionally, the weight such as energy consumption efficiency, spectrum efficiency and peak rate
Index is wanted to be also required to consider in 5G system designs.China set up IMT-2020 in 2013
Propulsion group is promoting the development of 5G technologies.According to international overall condition, it is contemplated that 5G will be formed within 2015 and be willing to
The planning of scape, critical capability demand and frequency spectrum, will start 5G standardization efforts afterwards, and after the year two thousand twenty
Start commercial.In terms of international standard, the technology of LTE-Advanced (Long Term Evolution of evolution) system
Standard is mainly worked out in 3GPP International Organization for standardization.Industry is initially believed that (pre- in the 3GPP R14 stages
Counted in 2016) research on standard started towards 5G is worked.
In following mobile network, traffic needs can be improved constantly, terminal number and species are also continuous
Explosive growth.One of important scenes and technological means as 5G, inter-machine communication (MTC,
Machine Type Communication) just receive more and more attention.Generally speaking, machinery compartment leads to
Letter has four big mainstream demands：Flood tide connection, low energy consumption, low time delay and highly reliable.In connection quantity,
Following 5G systems need the user equipment capabilities supported up to 30～3,000,000 user equipmenies of each cell,
99.99% region can be covered；In terms of energy consumption, 5G systems need to make the battery of user equipment to use
Time extended 10 times than now, up to 5～10 years；In terms of delay, 5G systems need to make end-to-end prolonging
Reduce by 5 times late, minimum up to 5ms, wherein eating dishes without rice or wine, it is minimum up to 1ms to postpone；In terms of reliability, peace
The reliability requirement of total correlation message is up to 99.999%.In practical application, as the case may be, it is different
Application may have different demand combinations forms again, can both be one of four kinds of above, can be again
Their various combination, it might even be possible to including all four kinds of demands.
Short transmission time interval access technology be by reduce LTE system Transmission Time Interval (TTI,
Transmission Time Interval), fully shorten processing delay and backhaul time delay, to support some industry
The ultralow time delay demand of business.The method that presently, there are two kinds of diminution TTI, one kind are by expanding orthogonal frequency
Divide the subcarrier of multiplexing (OFDM, Orthogonal Frequency Division Multiplexing) system
It is spaced the duration to reduce single OFDM symbol.Another kind of method is passing through of being discussed of current 3GPP
Reduce the quantity of OFDM symbol in single TTI to reduce TTI length；The benefit of the method can be and
Existing LTE system is completely compatible.This patent mainly discusses need of this latter approach to LTE system
Ask.
Currently 3GPP TTIs short to LTE (Long Term Evolution, Long Term Evolution) system is accessed
Discussion also rests on initial technology evaluation stage, i.e., the final effect that the short TTI of analysis and evaluation is reduced to time delay
Really.After introducing short TTI technologies in existing LTE system, how quickly to realize that short TTI communications are carried out
Follow-up connection establishment and communication are problem demanding prompt solutions.
The content of the invention
The present invention provides a kind of transmission, the method and apparatus for receiving the information that short transmission time interval communicates,
The technical problem for solving is how quickly to realize that short TTI communications carry out follow-up connection establishment and communication.
For solving above-mentioned technical problem, the invention provides following technical scheme：
A kind of method of the information for sending the communication of short transmission time interval, including：
Base station sends short transmission time interval TTI classification by beep-page message to user equipment.
Wherein, the base station is to send the short TTI classes when descending business datum arrival is detected
Not.
Wherein, the user equipment is the recipient of the descending business datum.
Wherein, the base station sends short transmission time interval TTI classification by beep-page message to user equipment
Including：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
Wherein, in mode b and mode c, the base station be according to following at least one information updating or
Determine short TTI classifications, including：The short TTI classifications, the corresponding access of the short TTI classifications are believed
Breath and the business state information of the base station.
Wherein, the corresponding access information of the short TTI classifications includes following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel RACH and the random access sequence used in the RACH
Information.
Wherein, the RACH in the configuration information of different short TTI types is identical or different.
Wherein, the corresponding access information of the short TTI classifications also includes：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
Wherein, the base station sends short TTI classifications by beep-page message to user equipment, also includes：
When base station and user equipment support various PCHs, the base station is selected in the MME
Or beep-page message is sent to the user equipment on the base station selected PCH, it is wherein described to seek
Channel is exhaled to include the PCH of PCH and/or short TTI forms of non-short TTI forms.
Wherein, methods described also includes：
The short TTI classifications and the corresponding access information of the short TTI classifications are broadcast to by the base station
All user equipmenies.
Wherein, the same broadcast includes one or at least two short TTI classifications.
Wherein, methods described also includes：
The corresponding access information of the short TTI classifications is changed in the base station.
Wherein, the base station according to the locally-supported corresponding access information of short TTI classifications and such as down to
Few information, changes the corresponding access information of the short TTI classifications, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
Wherein, after the corresponding access information of the short TTI classifications is changed in the base station, methods described is also
Including：
The base station is by the corresponding access information of the short TTI classifications after the short TTI classifications and change
It is broadcast to all user equipmenies.
Wherein, after the corresponding access information of the short TTI classifications is changed in the base station, methods described is also
Including：
When the short TTI classifications in the beep-page message are determined by MME, if base station change
The corresponding access information of the short TTI classifications, the base station reports the access information of change to MME.
Wherein, the access information obtained after change is notified, to MME, also to include by the base station：
The classification information and ability information of the PCH locally supported are sent to MME by the base station.
A kind of method of the information for receiving the communication of short transmission time interval, including：
User equipment receives beep-page message, and wherein described beep-page message includes short transmission time interval TTI
Classification；
The user equipment carries out short TTI communications according to the short TTI classifications in the beep-page message.
Wherein, the user equipment carries out short TTI and leads to according to the short TTI classifications in the beep-page message
Letter, including：
The user equipment is obtained described short from the corresponding access information of short TTI classifications of base station broadcast
TTI classifications correspondence access information, and according to the access information, carry out short TTI communications.
A kind of device of the information for sending the communication of short transmission time interval, including：
First sending module, for sending TTI classifications by beep-page message to user equipment.
Wherein, first sending module is to send described when descending business datum arrival is detected
Short TTI classifications.
Wherein, the user equipment is the recipient of the descending business datum.
Wherein, first sending module specifically for：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
Wherein, in mode b and mode c, the base station be according to following at least one information updating or
Determine short TTI classifications, including：The short TTI classifications, the corresponding access of the short TTI classifications are believed
Breath and the business state information of the base station.
Wherein, the corresponding access information of the short TTI classifications includes following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel RACH and the random access sequence used in the RACH
Information.
Wherein, the RACH in the configuration information of different short TTI types is identical or different.
Wherein, the corresponding access information of the short TTI classifications also includes：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
Wherein described first sending module, is additionally operable to when base station and user equipment support various PCHs,
The base station the MME select or set to the user on the base station selected PCH
Preparation send beep-page message, and wherein described PCH includes the PCH of non-short TTI forms and/or short
The PCH of TTI forms.
Wherein, described device also includes：
First broadcast module, for by the short TTI classifications and the corresponding access of the short TTI classifications
Information is broadcast to all user equipmenies.
Wherein, the same broadcast includes one or at least two short TTI classifications.
Wherein, described device also includes：
Change module, for changing the corresponding access information of the short TTI classifications.
Wherein described change module, specifically for believing according to locally-supported corresponding access of short TTI classifications
Breath and following at least one information, change the corresponding access information of the short TTI classifications, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
Wherein, described device also includes：
Second broadcast module, for after the corresponding access information of the short TTI classifications is changed, by institute
After stating short TTI classifications and change, the corresponding access information of the short TTI classifications is broadcast to all users and sets
It is standby.
Wherein, described device also includes：
Reporting modules, for, after the corresponding access information of the short TTI classifications is changed, seeking when described
When to exhale the short TTI classifications in message determined by MME, if the change short TTI classifications are corresponding
Access information, the access information of change is reported to MME.
Wherein, described device also includes：
Second sending module, for the classification information and ability information of the PCH locally supported are sent out
Give MME.
A kind of device of the information for receiving the communication of short transmission time interval, including：
Receiver module, for receiving beep-page message, wherein described beep-page message was included between the short transmission time
Every TTI classifications；
Communication module, for according to the short TTI classifications in the beep-page message, carrying out short TTI communications.
Wherein, the communication module includes：
Acquiring unit, for from the corresponding access information of short TTI classifications of base station broadcast, obtaining described
Short TTI classifications correspondence access information；
Communication unit, for according to the access information, carrying out short TTI communications.
The embodiment that the present invention is provided, directly indicates short TTI classifications by beep-page message so that Yong Hushe
Carry out follow-up Signalling exchange for short TTI communication patterns being immediately entered according to short TTI classifications, so as to significantly
The time delay of whole communication process is reduced, low time delay business is effectively supported.
Description of the drawings
The stream of the embodiment of the method for the information of the reception short transmission time interval communication that Fig. 1 is provided for the present invention
Cheng Tu；
The frame structure of how short TTI classifications communication is carried out in a kind of LTE system that Fig. 2 is provided for the present invention
Schematic diagram；
Fig. 3 carries out how short TTI classifications in system broadcast information for a kind of base station that the present invention is provided and indicates
Communication flow diagram；
A kind of communication flow diagram for being determined short TTI classifications by mobile management entity that Fig. 4 is provided for the present invention；
A kind of communication flow diagram for being determined short TTI classifications by base station that Fig. 5 is provided for the present invention；
Fig. 6 starts short for the user equipment that the present invention is provided according to the short TTI classification informations in beep-page message
TTI patterns carry out subsequent communications flow chart；
The structure chart of the device of the information of the reception short transmission time interval communication that Fig. 7 is provided for the present invention.
Specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing and specifically
The present invention is described in further detail for embodiment.It should be noted that in the case where not conflicting,
The feature in embodiment and embodiment in the application mutually can be combined.
The present invention provides a kind of method of the information for sending the communication of short transmission time interval, including：
Base station sends short transmission time interval TTI classification by beep-page message to user equipment.
The embodiment of the method that the present invention is provided, directly indicates short TTI classifications by beep-page message so that use
Family equipment immediately enters short TTI communication patterns according to short TTI classifications and carries out follow-up Signalling exchange, so as to
The time delay of whole communication process is substantially reduced, low time delay business is effectively supported.
Below said method embodiment is illustrated：
The base station is to send the short TTI classifications when descending business datum arrival is detected.
The user equipment is the recipient of the descending business datum.
Wherein, the base station determines connecing for the low time delay data when descending low time delay data are received
Debit, i.e., described above user equipment are indicated using short TTI communications institute to the user equipment
State corresponding short TTI classifications during low time delay data.
The short TTI classifications and the corresponding access information of the short TTI classifications are broadcast to institute by the base station
There is user equipment.
By broadcasting the corresponding access information of short TTI classifications, connecing needed for user equipment can be facilitated to obtain
Enter information, realize simple and convenient.
The base station sends short transmission time interval TTI classification by beep-page message to user equipment to be included：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
In mode b and mode c, the base station is according to following at least one information updating or determines short
TTI classifications, including：The short TTI classifications, the corresponding access information of the short TTI classifications and
The business state information of the base station.
Wherein, the corresponding access information of the short TTI classifications includes following at least one：
The corresponding access information of the short TTI classifications includes following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel (RACH, Random Access Channel) and in the RACH
Used in random access sequence information.
Wherein, the RACH in the configuration information of different short TTI types is identical or different.
Wherein, the corresponding access information of the short TTI classifications also includes：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
By using the random access sequence and/or instruction user equipment that pre-establish using non-collision with
Machine access process, can effectively shorten the time needed for user equipment portion random access procedure, improve data
Receiving efficiency.
The base station sends short TTI classifications by beep-page message to user equipment, also includes：
When base station and user equipment support various PCHs, the base station is selected in the MME
Or beep-page message is sent to the user equipment on the base station selected PCH, it is wherein described to seek
Channel is exhaled to include the PCH of PCH and/or short TTI forms of non-short TTI forms.
Wherein, methods described also includes：
The short TTI classifications and the corresponding access information of the short TTI classifications are broadcast to by the base station
All user equipmenies.
Wherein, the same broadcast includes one or at least two short TTI classifications.
Optionally, the corresponding access information of the short TTI classifications is changed in the base station.
The base station is according to the locally-supported corresponding access information of short TTI classifications and following at least one
Information, changes the corresponding access information of the short TTI classifications, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
For example, if certain corresponding business of TTI classifications increases, the TTI classifications can be increased
Corresponding Radio Resource；Or the size of increase RACH channels, if conversely, certain TTI classifications correspondence
Business reduce, it is possible to reduce the corresponding Radio Resource of the TTI classifications, or, reduce RACH letters
The size in road.
Wherein, after the corresponding access information of the short TTI classifications is changed in the base station, methods described is also
Including：
The base station is by the corresponding access information of the short TTI classifications after the short TTI classifications and change
It is broadcast to all user equipmenies.
Wherein, after the corresponding access information of the short TTI classifications is changed in the base station, methods described is also
Including：
When the short TTI classifications in the beep-page message are determined by MME, if base station change
The corresponding access information of the short TTI classifications, the base station reports the access information of change to MME.
Wherein, the access information obtained after change is notified, to MME, also to include by the base station：
The classification information and ability information of the PCH locally supported are sent to MME by the base station.
Wherein, by the classification information and ability information of the PCH locally supported are sent to
MME, facilitates MME to select suitable PCH to transmit beep-page message.
The stream of the embodiment of the method for the information of the reception short transmission time interval communication that Fig. 1 is provided for the present invention
Cheng Tu.Shown in Fig. 1, method includes：
Step 101, user equipment receive beep-page message, when wherein described beep-page message includes short transmission
Between be spaced TTI classifications；
Step 102, the user equipment carry out short TTI according to the short TTI classifications in the beep-page message
Communication.
The embodiment that the present invention is provided, directly indicates short TTI classifications by beep-page message so that Yong Hushe
Carry out follow-up Signalling exchange for short TTI communication patterns being immediately entered according to short TTI classifications, so as to significantly
The time delay of whole communication process is reduced, low time delay business is effectively supported.
Wherein, the user equipment carries out short TTI and leads to according to the short TTI classifications in the beep-page message
Letter, including：The user equipment is obtained from the corresponding access information of short TTI classifications of base station broadcast
The short TTI classifications correspondence access information, and according to the access information, carry out short TTI communications.
The frame structure for carrying out how short TTI classifications communication in a kind of LTE system that Fig. 2 is provided for the present invention shows
It is intended to.As shown in Fig. 2 base station can determine each short TTI according to traffic load situation or other factors
The configuration of classification, including corresponding short TTI length, carries out the up with of the short TTI communications of the length
Row resource location, the positional information of corresponding RACH, and can use in RACH it is random
Access information of sequence etc..
Fig. 3 carries out how short TTI classifications in system broadcast information for a kind of base station that the present invention is provided and indicates
Communication flow diagram.As shown in figure 3, base station after the configuration for determining each short TTI classification by short TTI
Classification and its corresponding information, including corresponding short TTI length, carry out the upper of the short TTI communications of the length
Row and downlink resource position, the positional information of corresponding RACH (RACH), and RACH
In the information of random access sequence that can use etc., be sent in system broadcast message in all cells
User equipment.
A kind of communication flow diagram for being determined short TTI classifications by mobile management entity that Fig. 4 is provided for the present invention.
As shown in figure 4, determining what the process of short TTI classifications was realized in for beep-page message：
The short TTI classifications supported and its corresponding various information are sent to moving tube by step 1 base station
Reason entity；The information can include corresponding short TTI length, carry out the upper of the short TTI communications of the length
Row and downlink resource position, the positional information of corresponding RACH (RACH), and RACH
In the information of random access sequence that can use etc..
Step 2 mobile management entity requires to directly select one suitable short according to the low time delay of business
TTI classifications, and short TTI classifications are indicated in the paging signal of the user equipment is sent to.
The beep-page message received from mobile management entity is directly broadcast to user equipment by step 3 base station.
A kind of communication embodiments for being determined short TTI classifications by base station that Fig. 5 is provided for the present invention.Such as Fig. 6
It is shown, it is that beep-page message determines that the process of short TTI classifications is realized in：
The low time delay rank of business is sent while beep-page message is sent by step 1 mobile management entity
To base station.Optionally, the low time delay rank of business can be included in and issue base station by mobile management entity
In beep-page message；Optionally, the low time delay rank of business can also be included in other by mobile management entity
Base station is sent jointly to beep-page message in message.
Step 2 base station is according to local service state after the beep-page message that mobile management entity sends is received
Suitable short TTI classifications are selected for related service, and relevant information is included in beep-page message.
Beep-page message containing short TTI classifications is broadcast to user equipment by step 3 base station.
Fig. 6 starts short for the user equipment that the present invention is provided according to the short TTI classification informations in beep-page message
TTI patterns carry out subsequent communications flow chart.As shown in fig. 6, the descending quick startup provided in the present invention
What the process of short TTI communications was realized in：
Step 1 base station or the network equipment short TTI classifications supported of broadcast and its corresponding various
Information, the information can include corresponding short TTI length, carry out the up of the short TTI communications of the length
With downlink resource position, the positional information of corresponding RACH (RACH), and in RACH
Information for the random access sequence that can be used etc..
Step 2 mobile management entity or base station are directly being sent to the paging signal middle finger of the user equipment
Show short TTI classifications.
Step 3 user equipment inquires about the system for receiving according to the short TTI classifications indicated in paging signal
Message carries out the relevant information of follow-up connection establishment to obtain, and including corresponding short TTI length, carries out
The uplink and downlink resource location of the short TTI communications of the length, corresponding RACH (RACH's)
Information for the random access sequence that can be used in positional information, and RACH etc., and using these letters
Breath directly initiates the communication pattern of short TTI.Follow-up random access procedure and connection establishment process can be straight
Connect too short TTI communication patterns to interact.
In addition, the realization side for carrying out short TTI classifications instruction in 3GPP beep-page messages that the present invention is provided
Method, with directly add in the paging acknowledgment of each user equipment one it is new enumerate variable,
Short-TTI-Class, is used to refer to short TTI classifications.In device, the variable is the value of 3 bits, can be with
Support to indicate 8 kinds of different short TTI classifications.Optionally, the variable can also have other bit numbers
To support the short TTI classifications of other quantity.
The present invention provides a kind of device of the information for sending the communication of short transmission time interval, including：
First sending module, for sending TTI classifications by beep-page message to user equipment.
Wherein, first sending module is to send described when descending business datum arrival is detected
Short TTI classifications.
Wherein, the user equipment is the recipient of the descending business datum.
Wherein, first sending module specifically for：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
Wherein, in mode b and mode c, the base station be according to following at least one information updating or
Determine short TTI classifications, including：The short TTI classifications, the corresponding access of the short TTI classifications are believed
Breath and the business state information of the base station.
Wherein, the corresponding access information of the short TTI classifications includes following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel RACH and the random access sequence used in the RACH
Information.
Wherein, the RACH in the configuration information of different short TTI types is identical or different.
Wherein, the corresponding access information of the short TTI classifications also includes：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
Wherein described first sending module, is additionally operable to when base station and user equipment support various PCHs,
The base station the MME select or set to the user on the base station selected PCH
Preparation send beep-page message, and wherein described PCH includes the PCH of non-short TTI forms and/or short
The PCH of TTI forms.
Wherein, described device also includes：
First broadcast module, for by the short TTI classifications and the corresponding access of the short TTI classifications
Information is broadcast to all user equipmenies.
Wherein, the same broadcast includes one or at least two short TTI classifications.
Wherein, described device also includes：
Change module, for changing the corresponding access information of the short TTI classifications.
Wherein described change module, specifically for believing according to locally-supported corresponding access of short TTI classifications
Breath and following at least one information, change the corresponding access information of the short TTI classifications, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
Wherein, described device also includes：
Second broadcast module, for after the corresponding access information of the short TTI classifications is changed, by institute
After stating short TTI classifications and change, the corresponding access information of the short TTI classifications is broadcast to all users and sets
It is standby.
Wherein, described device also includes：
Reporting modules, for, after the corresponding access information of the short TTI classifications is changed, seeking when described
When to exhale the short TTI classifications in message determined by MME, if the change short TTI classifications are corresponding
Access information, the access information of change is reported to MME.
Wherein, described device also includes：
Second sending module, for the classification information and ability information of the PCH locally supported are sent out
Give MME.
The device embodiment that the present invention is provided, directly indicates short TTI classifications by beep-page message so that use
Family equipment immediately enters short TTI communication patterns according to short TTI classifications and carries out follow-up Signalling exchange, so as to
The time delay of whole communication process is substantially reduced, low time delay business is effectively supported.
The structure chart of the device of the information of the reception short transmission time interval communication that Fig. 7 is provided for the present invention.
Fig. 7 shown devices include：
Receiver module 701, for receiving beep-page message, when wherein described beep-page message includes short transmission
Between be spaced TTI classifications；
Communication module 702, leads to for according to the short TTI classifications in the beep-page message, carrying out short TTI
Letter.
Wherein, the communication module 702 includes：
Acquiring unit, for from the corresponding access information of short TTI classifications of base station broadcast, obtaining described
Short TTI classifications correspondence access information；
Communication unit, for according to the access information, carrying out short TTI communications.
The device embodiment that the present invention is provided, directly indicates short TTI classifications by beep-page message so that use
Family equipment immediately enters short TTI communication patterns according to short TTI classifications and carries out follow-up Signalling exchange, so as to
The time delay of whole communication process is substantially reduced, low time delay business is effectively supported.
One of ordinary skill in the art will appreciate that all or part of step of above-described embodiment can be using meter
Realizing, the computer program can be stored in a computer-readable recording medium calculation machine program circuit,
The computer program on corresponding hardware platform (such as system, unit, device etc.) is performed,
Upon execution, including one or a combination set of the step of embodiment of the method.
Alternatively, all or part of step of above-described embodiment can also be realized using integrated circuit, this
A little steps can be fabricated to integrated circuit modules one by one respectively, or by the multiple modules in them or
Step is fabricated to single integrated circuit module to realize.So, the present invention is not restricted to any specific hard
Part and software are combined.
Each device/functional module/functional unit in above-described embodiment can using general computing device come
Realize, they can be concentrated on single computing device, it is also possible to be distributed in multiple computing device institutes group
Into network on.
Each device/functional module/functional unit in above-described embodiment is realized in the form of software function module
And as when independent production marketing or use, can be stored in a computer read/write memory medium.
Computer read/write memory medium mentioned above can be read-only storage, disk or CD etc..
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited to
In this, any those familiar with the art the invention discloses technical scope in, can be easily
Expect change or replacement, should all be included within the scope of the present invention.Therefore, protection of the invention
Scope should be defined by the protection domain described in claim.
Claims (36)
1. a kind of method of the information for sending the communication of short transmission time interval, it is characterised in that include：
Base station sends short transmission time interval TTI classification by beep-page message to user equipment.
2. method according to claim 1, it is characterised in that the base station is in the case where having detected
Capable business datum sends the short TTI classifications when reaching.
3. method according to claim 2, it is characterised in that the user equipment is described descending
Business datum recipient.
4. method according to claim 1, it is characterised in that the base station by beep-page message to
User equipment sends short transmission time interval TTI classification to be included：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
5. method according to claim 4, it is characterised in that in mode b and mode c, institute
Stating base station is according to following at least one information updating or determines short TTI classifications, including：The short TTI
The business state information of classification, the short corresponding access information of TTI classifications and the base station.
6. method according to claim 5, it is characterised in that the short TTI classifications are corresponding
Access information includes following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel RACH and the random access sequence used in the RACH
Information.
7. method according to claim 6, it is characterised in that different short TTI types are matched somebody with somebody
RACH in confidence breath is identical or different.
8. method according to claim 6, its characteristic is that the short TTI classifications are corresponding
Access information also includes：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
9. method according to claim 1, it is characterised in that the base station by beep-page message to
User equipment sends short TTI classifications, also includes：
When base station and user equipment support various PCHs, the base station is selected in the MME
Or beep-page message is sent to the user equipment on the base station selected PCH, it is wherein described to seek
Channel is exhaled to include the PCH of PCH and/or short TTI forms of non-short TTI forms.
10. method according to claim 9, its characteristic is that methods described also includes：
The short TTI classifications and the corresponding access information of the short TTI classifications are broadcast to by the base station
All user equipmenies.
11. methods according to claim 10, it is characterised in that wrap in the same broadcast
Include one or at least two short TTI classifications.
12. methods according to claim 7, it is characterised in that methods described also includes：
The corresponding access information of the short TTI classifications is changed in the base station.
13. methods according to claim 12, it is characterised in that the base station is according to locally-supported
The corresponding access information of short TTI classifications and following at least one information, change the short TTI classifications
Corresponding access information, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
14. methods according to claim 12, it is characterised in that the base station change is described short
After the corresponding access information of TTI classifications, methods described also includes：
The base station is by the corresponding access information of the short TTI classifications after the short TTI classifications and change
It is broadcast to all user equipmenies.
15. methods according to claim 12, it is characterised in that the base station change is described short
After the corresponding access information of TTI classifications, methods described also includes：
When the short TTI classifications in the beep-page message are determined by MME, if base station change
The corresponding access information of the short TTI classifications, the base station reports the access information of change to MME.
16. methods according to claim 15, it is characterised in that the base station will be obtained after change
Access information notify, to MME, also to include：
The classification information and ability information of the PCH locally supported are sent to MME by the base station.
A kind of 17. methods of the information for receiving the communication of short transmission time interval, it is characterised in that include：
User equipment receives beep-page message, and wherein described beep-page message includes short transmission time interval TTI
Classification；
The user equipment carries out short TTI communications according to the short TTI classifications in the beep-page message.
18. methods according to claim 17, it is characterised in that the user equipment is according to described
Short TTI classifications in beep-page message, carry out short TTI communications, including：
The user equipment is obtained described short from the corresponding access information of short TTI classifications of base station broadcast
TTI classifications correspondence access information, and according to the access information, carry out short TTI communications.
19. a kind of devices of the information for sending the communication of short transmission time interval, it is characterised in that include：
First sending module, for sending TTI classifications by beep-page message to user equipment.
20. devices according to claim 19, it is characterised in that first sending module be
Detect when descending business datum is reached and send the short TTI classifications.
21. devices according to claim 20, it is characterised in that under the user equipment is described
The recipient of capable business datum.
22. devices according to claim 19, it is characterised in that first sending module is concrete
For：
Mode a：The base station receives seeking for the short TTI classifications of carrying that mobile management entity MME sends
Message is exhaled, and the beep-page message is forwarded to the user equipment；
Mode b：The base station receives the beep-page message of the short TTI classifications of carrying that MME sends, and updates
Short TTI classifications in the beep-page message, and the beep-page message for updating is sent to the user equipment；
Mode c：The base station receives the business information of the low time delay business that MME sends, it is determined that described
The corresponding short TTI classifications of low time delay business, and seeking with short TTI classifications is sent to the user equipment
Exhale message.
23. devices according to claim 22, it is characterised in that in mode b and mode c,
The base station is according to following at least one information updating or determines short TTI classifications, including：It is described short
The business state information of TTI classifications, the short corresponding access information of TTI classifications and the base station.
24. devices according to claim 23, it is characterised in that the short TTI classifications correspondence
Access information include following at least one：
The TTI length of the short TTI classifications, carry out that the communication of the short TTI classifications used it is up
Resource location, carry out downlink resource position that the communication of the short TTI classifications used, send described short
Paging channel information that TTI classifications are used, carry out that the communication of the short TTI classifications used it is random
Access the positional information of channel RACH and the random access sequence used in the RACH
Information.
25. devices according to claim 23, it is characterised in that different short TTI types
RACH in configuration information is identical or different.
26. devices according to claim 24, its characteristic are that the short TTI classifications are corresponding
Access information also include：
Random access sequence information is preassigned random access sequence；And/or, using non-collision with
The configured information communicated by machine access process.
27. devices according to claim 19, it is characterised in that：
First sending module, is additionally operable to when base station and user equipment support various PCHs, institute
State base station the MME select or on the base station selected PCH to the user equipment
Beep-page message is sent, wherein described PCH includes the PCH and/or short TTI of non-short TTI forms
The PCH of form.
28. devices according to claim 19, its characteristic are that described device also includes：
First broadcast module, for by the short TTI classifications and the corresponding access of the short TTI classifications
Information is broadcast to all user equipmenies.
29. devices according to claim 28, it is characterised in that wrap in the same broadcast
Include one or at least two short TTI classifications.
30. devices according to claim 28, it is characterised in that described device also includes：
Change module, for changing the corresponding access information of the short TTI classifications.
31. devices according to claim 30, it is characterised in that：
The change module, specifically for according to the locally-supported corresponding access information of short TTI classifications with
And following at least one information, the corresponding access information of the short TTI classifications is changed, including：
The business state information of the base station；
The traffic load information of each short TTI classification；
Tenability information of the base station to the parameters in the access information of each short TTI classification.
32. devices according to claim 30, it is characterised in that described device also includes：
Second broadcast module, for after the corresponding access information of the short TTI classifications is changed, by institute
After stating short TTI classifications and change, the corresponding access information of the short TTI classifications is broadcast to all users and sets
It is standby.
33. devices according to claim 30, it is characterised in that described device also includes：
Reporting modules, for, after the corresponding access information of the short TTI classifications is changed, seeking when described
When to exhale the short TTI classifications in message determined by MME, if the change short TTI classifications are corresponding
Access information, the access information of change is reported to MME.
34. devices according to claim 33, it is characterised in that described device also includes：
Second sending module, for the classification information and ability information of the PCH locally supported are sent out
Give MME.
35. a kind of devices of the information for receiving the communication of short transmission time interval, it is characterised in that include：
Receiver module, for receiving beep-page message, wherein described beep-page message was included between the short transmission time
Every TTI classifications；
Communication module, for according to the short TTI classifications in the beep-page message, carrying out short TTI communications.
36. devices according to claim 35, it is characterised in that the communication module includes：
Acquiring unit, for from the corresponding access information of short TTI classifications of base station broadcast, obtaining described
Short TTI classifications correspondence access information；
Communication unit, for according to the access information, carrying out short TTI communications.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585890.1A CN106535352B (en) | 2015-09-15 | 2015-09-15 | Method and device for sending and receiving short transmission time interval communication information |
| PCT/CN2016/077540 WO2016177178A1 (en) | 2015-09-15 | 2016-03-28 | Methods and devices for sending, receiving short transmission time interval communication information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510585890.1A CN106535352B (en) | 2015-09-15 | 2015-09-15 | Method and device for sending and receiving short transmission time interval communication information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106535352A true CN106535352A (en) | 2017-03-22 |
| CN106535352B CN106535352B (en) | 2021-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510585890.1A Active CN106535352B (en) | 2015-09-15 | 2015-09-15 | Method and device for sending and receiving short transmission time interval communication information |
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| CN (1) | CN106535352B (en) |
| WO (1) | WO2016177178A1 (en) |
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Also Published As
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| CN106535352B (en) | 2021-12-24 |
| WO2016177178A1 (en) | 2016-11-10 |
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