CN106534898B - A kind of method, apparatus and system obtaining stream medium data - Google Patents
A kind of method, apparatus and system obtaining stream medium data Download PDFInfo
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- CN106534898B CN106534898B CN201611005075.4A CN201611005075A CN106534898B CN 106534898 B CN106534898 B CN 106534898B CN 201611005075 A CN201611005075 A CN 201611005075A CN 106534898 B CN106534898 B CN 106534898B
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- 238000000034 method Methods 0.000 title claims abstract description 62
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 22
- 230000011218 segmentation Effects 0.000 claims description 3
- 241000208340 Araliaceae Species 0.000 claims 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 1
- 235000003140 Panax quinquefolius Nutrition 0.000 claims 1
- 235000008434 ginseng Nutrition 0.000 claims 1
- 230000006870 function Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 230000001174 ascending effect Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/45—Network directories; Name-to-address mapping
- H04L61/4505—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols
- H04L61/4511—Network directories; Name-to-address mapping using standardised directories; using standardised directory access protocols using domain name system [DNS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26208—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
Abstract
The present invention provides a kind of method, apparatus and system for obtaining stream medium data, is related to the communications field, can be on the basis of not increasing the cost of UE acquisition stream medium data, so that UE rapidly obtains stream medium data.This method comprises: base station group controller receives the DNS request message that the first UE passes through the first URL and the first segment identification including being used to indicate the first stream medium data sent for the first UE first base station for providing service；And base station group controller determines the 2nd UE for being cached with the first stream medium data according to the first corresponding relationship, the first URL and the first segment identification obtained in advance；And base station group controller sends to the second base station for providing service for the 2nd UE and is used to indicate the second base station to the 2nd UE the first stream medium data of request, and the first stream medium data is sent to the instruction message of first base station；And base station group controller sends the notification message that the first stream medium data for notifying first base station to send the second base station is sent to the first UE to first base station.
Description
Technical field
The present invention relates to the communications field more particularly to a kind of method, apparatus and system for obtaining stream medium data.
Background technique
With the development of network technology, video traffic is increasingly becoming the mainstream of Internet service.
In general, under mobile network, during user equipment (User Equipment, UE) order video data, when
Multiple UE simultaneously program request same video data when, cause multiple UE in order to avoid the transmission bandwidth due to video server is limited
Congestion occurs when obtaining the video data of its program request, asking for video data can just be got by takeing a long time so as to cause UE
Topic, usually can be by configuring multiple video servers or increasing the transmission bandwidth of single video server so that multiple UE
Rapidly obtain the video data of its program request.
However, configuring multiple video servers in the above method or increasing the transmission bandwidth institute of single video server
The cost needed is bigger, therefore it is bigger to cause UE to obtain cost required for stream medium data.
Summary of the invention
The application provides a kind of method, apparatus and system for obtaining stream medium data, can obtain stream matchmaker not increasing UE
On the basis of the cost of volume data, so that UE rapidly obtains stream medium data.
In order to achieve the above objectives, the application adopts the following technical scheme that
In a first aspect, the application provides a kind of method for obtaining stream medium data, this method may include:
Base station group controller receives first including being used to indicate the first UE request that the first UE is sent through first base station
The first uniform resource locator (Uniform Resource Locator, URL) of stream medium data and the first segment identification
Domain name system (Domain name System, DNS) request message；And it is corresponded to according to first that base station group controller obtains in advance
Relationship, the first URL and the first segment identification determine the 2nd UE for being cached with first stream medium data；And base station group controller
It is sent to the second base station and is used to indicate second base station and requests first stream medium data to the 2nd UE, and by first Streaming Media
Data are sent to the instruction message of first base station；And base station group controller is sent to first base station for notifying the first base station
The first stream medium data that second base station is sent is sent to the notification message of the first UE, wherein first base station is the first UE's
Serving BS, the first corresponding relationship is between the first URL, the first segment identification, the mark of the 2nd UE and the mark of the second base station
Corresponding relationship, the second base station be the 2nd UE serving BS.
In the first optional implementation of first aspect, above-mentioned base station group controller is according to first obtained in advance
Corresponding relationship, the first URL and the first segment identification determine that the method for being cached with the 2nd UE of the first stream medium data includes: base
Group controller stand according to the first corresponding relationship, the first URL and the first segment identification, determines multiple alternative UE；And from multiple standby
It selects and determines the 2nd UE in UE.
In second of optional implementation of first aspect, above-mentioned base station group controller is determined from multiple alternative UE
The method of 2nd UE includes: that base station group controller determines that the serving BS for meeting the first preset condition in multiple serving BSs provides
The alternative sub- UE of at least one of service；And the alternative sub- UE that this is met to the second preset condition at least one alternative sub- UE is determined
For the 2nd UE, wherein multiple serving BSs are the serving BS of multiple alternative UE.
In the third optional implementation of first aspect, this method can also include: that base station group controller obtains
First corresponding relationship.
In the 4th kind of optional implementation of first aspect, above-mentioned base station group controller obtains the first corresponding relationship
Method includes: first that base station group controller obtains the first stream medium data of instruction the 2nd UE request within a preset period of time
The mark of the mark and the second base station of URL and the first segment identification and the 2nd UE, to obtain the first corresponding relationship.
Second aspect, the application provide a kind of base station group controller, which includes: receiving module, determination
Module and sending module.Wherein, receiving module be used to receive the first UE through first base station send including being used to indicate the first UE
First URL of the first stream medium data of request and the DNS request message of the first segment identification；Determining module is used for according in advance
The first corresponding relationship, received first URL of receiving module and the first segment identification obtained, determination are cached with first Streaming Media
2nd UE of data；Sending module, which is used to send to the second base station, is used to indicate second base station is determined to determining module second
UE requests first stream medium data, and first stream medium data is sent to the instruction message of first base station；And to this
One base station is sent in the notice that first stream medium data that notice first base station sends the second base station is sent to the first UE and disappears
Breath, wherein first base station is the serving BS of the first UE, and the first corresponding relationship is the first URL, the first segment identification, the 2nd UE
Mark and the second base station mark between corresponding relationship, the second base station be the 2nd UE serving BS.
In the first optional implementation of second aspect, above-mentioned determining module is specifically used for according to the first corresponding pass
System, received first URL of receiving module and the first segment identification, determine multiple alternative UE；And it is determined from multiple alternative UE
2nd UE.
In second of optional implementation of second aspect, above-mentioned determining module is specifically used for determining multiple service bases
The serving BS for meeting the first preset condition in standing provides at least one alternative sub- UE of service, and at least one alternative son by this
The alternative sub- UE for meeting the second preset condition in UE is determined as the 2nd UE, wherein multiple serving BSs are the clothes of multiple alternative UE
Business base station.
In the third optional implementation of second aspect, which further includes obtaining module.It obtains
Module is for obtaining the first corresponding relationship.
In the 4th kind of optional implementation of second aspect, above-mentioned acquisition module is specifically used within a preset period of time
Obtain instruction the 2nd UE request the first URL of the first stream medium data and the mark of the first segment identification and the 2nd UE and
The mark of second base station, to obtain the first corresponding relationship.
In first aspect and second aspect, above-mentioned first preset condition is that the transmission bandwidth of serving BS is less than or equal to
First preset threshold, and the ascending resource block occupancy of serving BS is less than or equal to the second preset threshold；Above-mentioned second is default
The higher uplink bit rate that condition is UE is less than or equal to third predetermined threshold value, and the Reference Signal Received Power that UE is reported
(Reference Signal Receiving Power, RSRP) highest.
The third aspect, the application provide a kind of base station group controller, which includes: processor, transceiver
And memory.Wherein, memory is for storing computer executed instructions, and when base station group controller operation, processor is executed
Computer executed instructions of memory storage, so that the base station group controller executes first aspect and its various optional realities
The method of acquisition stream medium data described in now one of any in mode.
Fourth aspect, the application provide a kind of computer readable storage medium, are stored in computer readable storage medium
One or more programs, one or more programs include computer executed instructions, when the processor of the base station group controller executes
When the computer executed instructions, which executes any in above-mentioned first aspect and its various optional implementations
One of described in acquisition stream medium data method.
5th aspect, the application provide a kind of communication system, which includes first base station, the first user equipment
In UE, the second base station, the 2nd UE and second aspect and its various optional implementations it is one of any described in group of base stations control
Device；Or the communication system includes the group of base stations control in first base station, the first UE, the second base station, the 2nd UE and the third aspect
Device, for controlling first base station and the second base station, first base station interacts the base station group controller with the first UE, the second base station and the
Two UE interaction.
The method, apparatus and system provided by the present application for obtaining stream medium data, base station group controller receive the first UE
After the DNS request message sent through first base station (serving BS of the first UE), base station group controller, which can determine, is cached with this
2nd UE of the first stream medium data of the first UE request, then base station group controller is to the second base station (service base of the 2nd UE
Stand) it sends and is used to indicate second base station and requests above-mentioned first stream medium data to the 2nd UE, and by first stream medium data
It is sent to the instruction message of first base station, and sends for notifying that the first base station sends the second base station to first base station
One stream medium data is sent to the notification message of the first UE.Compared with prior art, since in the application, base station group controller can
To determine the 2nd UE of the first stream medium data for being cached with the first UE request, and instruction message is sent to the second base station, and
It sends a notification message to first base station, and then the first UE can be at the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data of the first UE request is got, i.e. the first UE is not necessarily to obtain the first Streaming Media number from streaming media server
According to without configuring new streaming media server or configuration higher bandwidth for the first UE, therefore capable of being obtained not increasing UE
On the basis of taking the cost of stream medium data, so that UE rapidly obtains stream medium data.
Detailed description of the invention
Fig. 1 is the method schematic diagram one provided in an embodiment of the present invention for obtaining stream medium data；
Fig. 2 is the method schematic diagram two provided in an embodiment of the present invention for obtaining stream medium data；
Fig. 3 is the method schematic diagram three provided in an embodiment of the present invention for obtaining stream medium data；
Fig. 4 is the method schematic diagram four provided in an embodiment of the present invention for obtaining stream medium data；
Fig. 5 is the structural schematic diagram one of base station group controller provided in an embodiment of the present invention；
Fig. 6 is the structural schematic diagram two of base station group controller provided in an embodiment of the present invention；
Fig. 7 is the structural schematic diagram three of base station group controller provided in an embodiment of the present invention.
Specific embodiment
The method, apparatus provided in an embodiment of the present invention for obtaining stream medium data and system are carried out with reference to the accompanying drawing detailed
Carefully describe.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.
Term " first " and " second " in specification and attached drawing of the invention etc. be for distinguishing different objects, or
Person is used to distinguish the different disposal to same target, rather than is used for the particular order of description object.For example, first base station and
Two base stations describe the particular order of base station for distinguishing different base stations.
In addition, the term " includes " being previously mentioned in description of the invention and " having " and their any deformation, it is intended that
It is to cover and non-exclusive includes.Such as the process, method, system, product or equipment for containing a series of steps or units do not have
It is defined in listed step or unit, but optionally further comprising the step of other are not listed or unit, or optionally
It further include the other step or units intrinsic for these process, methods, product or equipment.
It should be noted that in the embodiment of the present invention, " illustrative " or " such as " etc. words make example, example for indicating
Card or explanation.Be described as in the embodiment of the present invention " illustrative " or " such as " any embodiment or design scheme do not answer
It is interpreted than other embodiments or design scheme more preferably or more advantage.Specifically, " illustrative " or " example are used
Such as " word is intended to that related notion is presented in specific ways.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is refer to two or more.For example, more
A alternative UE refers to two or more alternative UE.
The method provided in an embodiment of the present invention for obtaining stream medium data can be applied to a UE request stream medium data
Or multiple UE are requested simultaneously in the scene of the same stream medium data.Base station group controller receives the first UE through first base station
After the DNS request message that (serving BS of the first UE) is sent, base station group controller, which can determine, is cached with the first UE request
The first stream medium data the 2nd UE, then base station group controller to the second base station (serving BS of the 2nd UE) transmission be used for
It indicates that above-mentioned first stream medium data is requested to the 2nd UE in second base station, and first stream medium data is sent to the first base
The instruction message stood, and the first stream medium data for notifying the first base station to send the second base station is sent to first base station
It is sent to the notification message of the first UE.In this way, due in the embodiment of the present invention, base station group controller can determine be cached with this
2nd UE of the first stream medium data of one UE request, and instruction message is sent to the second base station, and send and lead to first base station
Know message, and then the first UE can get the first UE request at the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data, i.e. the first UE is not necessarily to from streaming media server obtain first stream medium data, without being the
One UE configures new streaming media server or configuration higher bandwidth, thus can not increase UE obtain stream medium data at
On the basis of this, so that UE rapidly obtains stream medium data.
In the embodiment of the present invention, stream medium data be can be can be with the multi-medium data that plays in downloading on network.
Stream medium data in the embodiment of the present invention can be video data, audio data, or the Streaming Media number of extended formatting
According to the embodiment of the present invention is not especially limited.
The embodiment of the present invention provides a kind of method for obtaining stream medium data, as shown in Figure 1, this method may include
S101-S112:
S101, base station group controller receive the DNS request message that the first UE is sent through first base station, the DNS request message
In include the first URL and the first segment identification.
Wherein, the first URL and the first segment identification are used to indicate the first stream medium data of the first UE request.First base station
For the serving BS of the first UE.
In conjunction with Fig. 1, as shown in Fig. 2, above-mentioned S101 can specifically be realized by S1011-S1014 in the embodiment of the present invention:
S1011, the first UE send DNS request to first base station.
S1012, first base station receive the DNS request that the first UE is sent.
S1013, first base station send DNS request to base station group controller.
S1014, base station group controller receive the DNS request that first base station is sent.
In the embodiment of the present invention, when the first UE requests stream medium data, the first UE is through first base station to base station group controller
DNS request message is sent, after base station group controller receives the DNS request message, base station group controller can be in the DNS request
In the first URL and the first segment identification instruction under determine the first UE request the first stream medium data be specially which stream
Media data.
S102, base station group controller are according to the first corresponding relationship, the first URL and the first segment identification obtained in advance, really
Surely it is cached with the 2nd UE of the first stream medium data.
Wherein, the first corresponding relationship be the first URL, the first segment identification, the mark of the 2nd UE and the second base station mark
Between corresponding relationship.Second base station is the serving BS of the 2nd UE.
In the embodiment of the present invention, after above-mentioned base station group controller receives the DNS request message of the first UE transmission, group of base stations
The first corresponding relationship, the first URL and the first segment identification that controller can obtain in advance according to base station group controller determine
Which stream medium data first stream medium data of one UE request is specially, and further determine that be cached in the 2nd UE this
One stream medium data, then base station group controller can be by control first base station and the second base station, so that the second base station is from the
First stream medium data is obtained at two UE, and first stream medium data is sent to first base station, and by first base station
First stream medium data is sent to the first UE, i.e. the first UE can be obtained from the 2nd UE the first UE request this is first-class
Media data so, it is possible do not increasing without configuring new streaming media server or configuration higher bandwidth for the first UE
On the basis of adding UE to obtain the cost of stream medium data, so that UE rapidly obtains stream medium data.
Optionally, in conjunction with Fig. 1, as shown in figure 3, above-mentioned base station group controller is obtained according to preparatory in the embodiment of the present invention
The first corresponding relationship, the first URL and the first segment identification, determine be cached with the first stream medium data the 2nd UE method,
I.e. above-mentioned S102 can specifically be realized by S1021-S1022:
S1021, base station group controller determine multiple alternative according to the first corresponding relationship, the first URL and the first segment identification
UE。
Optionally, in the embodiment of the present invention, above-mentioned first corresponding relationship is the corresponding pass that base station group controller obtains in advance
A corresponding relationship in system, each of corresponding relationship that base station group controller obtains corresponding relationship are instruction Streaming Media number
According to URL and segment identification, be cached with the stream medium data UE mark and the UE serving BS mark between
Corresponding relationship.
It should be noted that in the embodiment of the present invention, since there may be multiple UE all to have cached above-mentioned stream medium data,
Therefore the mark of the UE of the stream medium data has been cached in the corresponding relationship that above-mentioned base station group controller obtains in advance
May have multiple.
In the embodiment of the present invention, base station group controller can be marked according to the first corresponding relationship, the segmentation of the first URL and first
Know, determines multiple alternative UE.Specifically, base station group controller is searched in a plurality of corresponding relationship that group of base stations control obtains in advance
The first URL and first to the first stream medium data for including the first UE request is segmented the first corresponding relationship of target, and then basis
The mark of UE in first corresponding relationship can determine the multiple alternative UE for preserving first stream medium data.
S1022, base station group controller determine the 2nd UE from multiple alternative UE.
During the present invention is implemented, base station group controller is determined according to the first corresponding relationship, the first URL and the first segment identification
After multiple alternative UE, further, base station group controller can determine the 2nd UE for meeting preset condition from multiple alternative UE,
And then the 2nd UE first stream medium data cached can be transmitted to the first UE by the second base station and first base station.
Optionally, in conjunction with Fig. 3, the method that above-mentioned base station group controller determines the 2nd UE from multiple alternative UE is that is, above-mentioned
S1022 can specifically be realized by S1022a-S1022b:
S1022a, base station group controller determine the clothes for meeting the first preset condition in multiple serving BSs of multiple alternative UE
Be engaged at least one alternative sub- UE that base station offer services.
Wherein, at least one alternative sub- UE is the UE in multiple alternative UE.
Optionally, in the embodiment of the present invention, above-mentioned first preset condition can for serving BS transmission bandwidth be less than or
Equal to the first preset threshold, and the ascending resource block occupancy of serving BS is less than or equal to the second preset threshold.
In the embodiment of the present invention, above-mentioned base station group controller can determine that multiple alternative UE's is multiple from multiple alternative UE
The serving BS for meeting the first preset condition in serving BS provides at least one alternative sub- UE of service.Specifically, group of base stations
Controller chooses the current transmission bandwidth of its serving BS in multiple alternative UE, and (the current transmission bandwidth of serving BS can be anti-
Reflect the current transmission demand of serving BS) it is less than or equal to the first preset threshold, and the ascending resource block of its serving BS occupies
It is pre- that rate (the ascending resource block occupancy of serving BS can reflect the ascending load size of serving BS) is less than or equal to second
If at least one alternative sub- UE of threshold value, i.e., it is smaller to choose the current transmission demand of its serving BS in multiple alternative UE, and
The lesser alternative UE of ascending load is as at least one alternative sub- UE.So, it is ensured that the clothes of at least one alternative sub- UE
It is engaged between base station and other communication equipments and at least one alternative sub- UE and the serving BS of at least one alternative sub- UE
Can successfully it carry out data transmission.
The alternative sub- UE for meeting the second preset condition in the near few alternative sub- UE of S1022b, base station group controller is determined
For the 2nd UE.
Optionally, the present invention implement in, above-mentioned second preset condition can for UE higher uplink bit rate be less than or
Equal to third predetermined threshold value, and the RSRP highest that UE is reported.
The present invention is in embodiment, and above-mentioned base station group controller can be preset meeting second at least one alternative sub- UE
The alternative sub- UE of condition is determined as the 2nd UE.Specifically, base station group controller chooses upper line number at least one alternative sub- UE
It is less than or equal to third threshold value according to transmission rate (higher uplink bit rate of UE can reflect the demand that UE uploads data), and
RSRP (quality that the RSRP that UE is reported can reflect the up channel between the UE and base station) the highest UE reported, and should
UE is determined as the 2nd UE, i.e., chosen at least one alternative sub- UE upload data demand it is smaller, and uplink signal-channel quality compared with
Good UE is as the 2nd UE.So, it is ensured that can be suitable between the 2nd UE and the second base station (serving BS of the 2nd UE)
Carry out data transmission sharply.
By above-mentioned S1022a-S1022b, base station group controller can determine the 2nd UE from multiple alternative UE, due to
2nd UE is the UE that performance is best in multiple alternative UE (UE for being cached with the first stream medium data of the first UE request), therefore
First UE can rapidly get the first stream medium data from the 2nd UE, so as to guarantee that it is first-class that the first UE is obtained
The reliability of media data.
S103, base station group controller send instruction message to the serving BS (i.e. the second base station) of the 2nd UE.
Wherein, the serving BS of above-mentioned 2nd UE is properly termed as the second base station, includes the 2nd UE's in above-mentioned instruction message
Mark, the first URL, the first segment identification and the mark of the second base station.
In the embodiment of the present invention, after the second base station receives the instruction message of base station group controller transmission, disappear in the instruction
Under the instruction of breath, the embodiment of the invention also includes S104-S108:
S104, the second base station send the request for uploading the first stream medium data to the 2nd UE.
S105, the 2nd UE receive the request for the uploading stream media data that the second base station is sent.
S106, the 2nd UE send the first stream medium data to the second base station.
S107, the second base station receive the first stream medium data that the 2nd UE is sent.
S108, the second base station send the first stream medium data to first base station.
S109, first base station receive the first stream medium data that the second base station is sent.
In the embodiment of the present invention, base station group controller is after determining the 2nd UE in multiple alternative UE, due to the 2nd UE
In be cached with the first UE request the first stream medium data, therefore base station group controller can to the 2nd UE serving BS (i.e.
Second base station) instruction message is sent, first stream medium data is requested to the 2nd UE in the second base station of instruction, and by the first-class matchmaker
Volume data is sent to first base station (serving BS of the first UE), and such first base station is receiving the first of the transmission of the second base station
After stream medium data, which can be sent to the first UE.
Optionally, in the embodiment of the present invention, the mark of the 2nd UE in above-mentioned instruction message, the segmentation of the first URL and first
Mark can indicate that (the first URL and the first segment identification are used to indicate to the first stream medium data of the 2nd UE request for the second base station
First stream medium data).
Specifically, the second base station requests the method for the first stream medium data can be with to the 2nd UE are as follows: the second base station is to second
UE sends the request of uploading stream media data, includes the first URL and the first segment identification in the request of the uploading stream media data,
After 2nd UE receives the request that the second base station sends uploading stream media data, the 2nd UE sends the first URL to the second base station
With the first stream medium data of the first segment identification instruction.
It optionally, further include the mark of first base station in the embodiment of the present invention, in above-mentioned instruction message, the first base station
Mark can indicate that received above-mentioned first stream medium data in the second base station is sent to first base station by the second base station, thus first
First stream medium data can be sent to the first UE by base station.
S110, base station group controller send a notification message to first base station.
It wherein, include the mark of the first UE in above-mentioned notification message.
In the embodiment of the present invention, after first base station receives the notification message of base station group controller transmission, disappear in the notice
Under the instruction of breath, the embodiment of the invention also includes S111-S112:
S111, first base station send the first stream medium data to the first UE.
S112, the first UE receive the first stream medium data that first base station is sent.
Optionally, in the embodiment of the present invention, the mark of the first UE in above-mentioned notification message can indicate that first base station will
Above-mentioned first stream medium data that received second base station is sent is sent to the first UE, since base station group controller can lead to
Control first base station and the second base station are crossed, by the first stream medium data (i.e. first-class matchmaker of the first UE request of the 2nd UE caching
Volume data) the first UE is transmitted to by the second base station and first base station, i.e. the first UE can get the first UE from the 2nd UE
First stream medium data of request, without obtaining first stream medium data from streaming media server, without being first
UE configures new streaming media server or configuration higher bandwidth, therefore can be in the cost for not increasing UE acquisition stream medium data
On the basis of, so that UE rapidly obtains stream medium data.
In conjunction with Fig. 1, as shown in figure 4, receiving the DNS request that the first UE is sent through first base station in above-mentioned base station group controller
Before message, this method can also include:
S100, base station group controller obtain the first corresponding relationship.
Optionally, in the embodiment of the present invention, base station group controller can obtain in advance before executing above-mentioned S101-S112
Corresponding relationship.It may include a plurality of corresponding relationship in the corresponding relationship, above-mentioned first corresponding relationship is one in the corresponding relationship
A corresponding relationship.
Illustratively, base station group controller is introduced in the embodiment of the present invention by taking a corresponding relationship as an example and obtains corresponding relationship
Method.Specifically, base station group controller can count request amount more than or equal to preset request amount within a preset period of time
The URL of the stream medium data of threshold value, segment identification, the UE for having cached the stream medium data mark cached the stream medium data
UE serving BS mark, then the corresponding relationship that base station group controller obtains can be with are as follows: the URL of stream medium data,
Segment identification, cached the stream medium data UE mark and cached the stream medium data UE serving BS mark
Between corresponding relationship.In this way, multiple corresponding relationships that base station group controller obtains within a preset period of time are group of base stations control
The corresponding relationship that device processed obtains is as shown in Table 1 a kind of illustrative corresponding relationship provided in an embodiment of the present invention.
Table one
In above-mentioned table one, http://v.qq.com/e4r3amfplqzppm.html is the stream medium data cached
URL, URL and segment identification indicate the stream medium data cached, and UE1, UE2 and UE3 are to be cached with the stream medium data
UE, base station 1 are the serving BS of UE1, UE2 and UE3.
The method provided in an embodiment of the present invention for obtaining stream medium data, base station group controller receive the first UE through first
After the DNS request message that base station (serving BS of the first UE) is sent, base station group controller, which can determine, is cached with the first UE
2nd UE of the first stream medium data of request, then base station group controller is sent to the second base station (serving BS of the 2nd UE)
It is used to indicate second base station and requests above-mentioned first stream medium data to the 2nd UE, and first stream medium data is sent to the
The instruction message of one base station, and the first Streaming Media for notifying the first base station to send the second base station is sent to first base station
Data are sent to the notification message of the first UE.Compared with prior art, due in the embodiment of the present invention, base station group controller can be with
Determine the 2nd UE for being cached with the first stream medium data of the first UE request, and to the second base station transmission instruction message, and to
First base station sends a notification message, and then the first UE can be obtained at the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data of the first UE request is got, i.e. the first UE is not necessarily to obtain the first Streaming Media number from streaming media server
According to without configuring new streaming media server or configuration higher bandwidth for the first UE, therefore capable of being obtained not increasing UE
On the basis of taking the cost of stream medium data, so that UE rapidly obtains stream medium data.
It is above-mentioned that mainly scheme provided in an embodiment of the present invention is described from the angle of base station group controller.It can manage
Solution, in order to realize the above functions, it comprises execute the corresponding hardware configuration of each function and/or soft for base station group controller
Part module.Those skilled in the art should be readily appreciated that, described in conjunction with the examples disclosed in the embodiments of the present disclosure
Base station group controller and algorithm steps, the present invention can be realized with the combining form of hardware or hardware and computer software.Certain
A function is executed in a manner of hardware or computer software driving hardware actually, depending on technical solution specific application and
Design constraint.Professional technician can realize described function using distinct methods to each specific application
Can, but such implementation should not be considered as beyond the scope of the present invention.
The embodiment of the present invention can carry out functional module or function list to base station group controller according to above method example
The division of member, for example, each functional module of each function division or functional unit can be corresponded to, it can also be by two or two
Above function is integrated in a processing module.Above-mentioned integrated module both can take the form of hardware realization, can also be with
It is realized in the form of software function module or functional unit.Wherein, module or unit are drawn in the embodiment of the present invention
It is schematical for dividing, and only a kind of logical function partition, there may be another division manner in actual implementation.
The embodiment of the present invention provides a kind of base station group controller, using corresponding each each functional module of function division
In the case of, Fig. 5 shows a kind of possible structural schematic diagram of base station group controller involved in above-described embodiment.The base station
Group controller includes receiving module 201, determining module 202 and sending module 203.
Wherein, the receiving module 201, the DNS request message sent for receiving the first UE through first base station are described
It include the first URL and the first segment identification in DNS request message, the first URL and first segment identification are used to indicate
First stream medium data of the first UE request, the first base station are the serving BS of the first UE；For example, described connect
Receive the S101 that module 201 can be used for that the base station group controller is supported to execute in above method embodiment.The determining module
202, for according to received first URL and described first of the first corresponding relationship, the receiving module 201 obtained in advance
Segment identification determines and is cached with the 2nd UE of first stream medium data, first corresponding relationship be the first URL,
Corresponding relationship between first segment identification, the mark of the 2nd UE and the mark of the second base station, second base station
For the serving BS of the 2nd UE；For example, the determining module 202 can be used for supporting that the base station group controller executes
State the S102 in embodiment of the method.The sending module 203, for sending instruction message to second base station, and to described
First base station sends a notification message, and the instruction message is used to indicate what second base station was determined to the determining module 202
2nd UE requests first stream medium data, and first stream medium data is sent to the first base station, institute
It states first stream medium data of the notification message for notifying the first base station to send second base station and is sent to institute
State the first UE；For example, the sending module 203 can be used for that the base station group controller is supported to execute in above method embodiment
S103 and S110.
Optionally, in the embodiment of the present invention, the determining module 202 is specifically used for according to first corresponding relationship, institute
Received first URL of receiving module 201 and first segment identification are stated, determines multiple alternative UE；And from the multiple
The 2nd UE is determined in alternative UE；For example, the determining module 202 can be used for supporting that the base station group controller executes
State the S1021 and S1022 in embodiment of the method.
Optionally, in the embodiment of the present invention, the determining module 202, specifically for meeting in the multiple serving BSs of determination
The serving BS of first preset condition provides at least one alternative sub- UE of service, and will be full at least one described alternative sub- UE
The alternative sub- UE of the second preset condition of foot is determined as the 2nd UE, and the multiple serving BS is the clothes of the multiple alternative UE
Business base station；For example, the determining module 202 can be used for that the base station group controller is supported to execute in above method embodiment
S1022a and S1022b.
Optionally, in the embodiment of the present invention, first preset condition is that the transmission bandwidth of serving BS is less than or equal to
First preset threshold, and the ascending resource block occupancy of serving BS is less than or equal to the second preset threshold；Described second is default
The higher uplink bit rate that condition is UE is less than or equal to third predetermined threshold value, and the Reference Signal Received Power that UE is reported
RSRP highest.
Optionally, in conjunction with Fig. 5, as shown in fig. 6, base station group controller provided in an embodiment of the present invention can also include obtaining
Module 200.
The acquisition module 200, for obtaining first corresponding relationship；For example, the acquisition module 200 can be used for
The base station group controller is supported to execute the S100 in above method embodiment.
Optionally, in the embodiment of the present invention, the acquisition module 200 is specifically used for obtaining instruction institute within a preset period of time
State the first URL and first segment identification and described second of first stream medium data of the 2nd UE request
The mark of UE and the mark of second base station, to obtain first corresponding relationship.
Using integrated unit, Fig. 7 shows base station group controller involved in above-described embodiment
A kind of possible structural schematic diagram.The base station group controller includes: processing module 302 and communication module 303.Processing module 302
Control management is carried out for the movement to base station group controller, for example, executing above-mentioned determining module 202, obtaining the execution of module 200
The step of, and/or other processes for executing techniques described herein.Communication module 303 is for supporting group of base stations to control
The communication of device and other network entities, for example, the step of executing above-mentioned receiving module 201, the execution of sending module 203.Group of base stations
Controller can also include memory module 301 and bus 304, and memory module 301 is used to store the program generation of base station group controller
Code and data.
Wherein, above-mentioned processing module 302 can be processor or controller in the group controller of base station, the processor or control
Device processed, which may be implemented or execute, combines various illustrative logic blocks, module and circuit described in the disclosure of invention.
The processor or controller can be central processing unit, general processor, digital signal processor, specific integrated circuit, scene
Programmable gate array or other programmable logic device, transistor logic, hardware component or any combination thereof.It can
To realize or execute various illustrative logic blocks, module and circuit in conjunction with described in the disclosure of invention.The place
Reason device is also possible to realize the combination of computing function, such as combines comprising one or more microprocessors, DSP and microprocessor
Combination etc..
Communication module 303 can be transceiver, transmission circuit or communication interface in the group controller of base station etc..
Memory module 301 can be the memory etc. in the group controller of base station, which may include volatile storage
Device, such as random access memory；The memory also may include nonvolatile memory, such as read-only memory, flash memory
Reservoir, hard disk or solid state hard disk；The memory can also include the combination of the memory of mentioned kind.
Bus 304 can be expanding the industrial standard structure (Extended Industry Standard
Architecture, EISA) bus etc..Bus 304 can be divided into address bus, data/address bus, control bus etc..For convenient for table
Show, only indicated with a thick line in Fig. 7, it is not intended that an only bus or a type of bus.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored with one in computer readable storage medium
A or multiple programs, one or more programs include instruction, should when the processor of above-mentioned base station group controller executes the instruction
Base station group controller executes each step that base station group controller executes in method flow shown in above method embodiment.
The embodiment of the present invention provides a kind of communication system, which may include first base station, the first UE, the second base
It stands, the 2nd UE and base station group controller, the base station group controller is for controlling first base station and the second base station, first base station and the
One UE interaction, the second base station are interacted with the 2nd UE, to execute the method provided in an embodiment of the present invention for obtaining stream medium data.It is right
It specifically may refer to the above method in the description of first base station, the first UE, the second base station, the 2nd UE and base station group controller to implement
Associated description in example and Installation practice, details are not described herein again.
The step of method in conjunction with described in the disclosure of invention or algorithm can realize by the mode of hardware,
It can be and the mode of software instruction is executed by processor to realize.Software instruction can be made of corresponding software module, software
Module can be stored on RAM, flash memory, ROM, Erasable Programmable Read Only Memory EPROM (easable programmable ROM,
EPROM), Electrically Erasable Programmable Read-Only Memory (electrically EPROM, EEPROM), register, hard disk, movement are hard
In the storage medium of disk, CD-ROM (CD-ROM) or any other form well known in the art.A kind of illustrative storage
Medium couples to enable a processor to from the read information, and can be written to the storage medium and believe to processor
Breath.Certainly, storage medium is also possible to the component part of processor.Pocessor and storage media can be located in ASIC.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description
It is convenienct and succinct, only the example of the division of the above functional modules, in practical application, can according to need and will be upper
It states function distribution to be completed by different functional modules, i.e., the internal structure of device is divided into different functional modules, to complete
All or part of function described above.The specific work process of the system, apparatus, and unit of foregoing description, before can referring to
The corresponding process in embodiment of the method is stated, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the module or
The division of unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units
Or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, institute
Display or the mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, device or unit
Indirect coupling or communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) or processor execute described in each embodiment of the present invention
The all or part of the steps of method.And storage medium above-mentioned include: flash memory, it is mobile hard disk, read-only memory, random
Access the various media that can store program code such as memory, magnetic or disk.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (13)
1. a kind of method for obtaining stream medium data characterized by comprising
Base station group controller receives the domain name system DNS request message that the first user equipment (UE) is sent through first base station, the DNS
It include the first uniform resource position mark URL and the first segment identification in request message, the first URL and first segmentation are marked
Know the first stream medium data for being used to indicate the first UE request, the first base station is the serving BS of the first UE；
The base station group controller according to the first corresponding relationship, the first URL and first segment identification obtained in advance,
It determines and is cached with the 2nd UE of first stream medium data, first corresponding relationship is the first URL, first point described
Corresponding relationship between segment identification, the mark of the 2nd UE and the mark of the second base station, second base station are described second
The serving BS of UE；
The base station group controller sends instruction message to second base station, and the instruction message is used to indicate second base
It stands and requests first stream medium data to the 2nd UE, and first stream medium data is sent to first base
It stands；
The base station group controller sends a notification message to the first base station, and the notification message is for notifying first base
It stands and first stream medium data that second base station is sent is sent to the first UE.
2. the method according to claim 1, wherein the base station group controller is according to first pair obtained in advance
It should be related to, the first URL and first segment identification, determining the 2nd UE for being cached with first stream medium data are wrapped
It includes:
For the base station group controller according to first corresponding relationship, the first URL and first segment identification, determination is more
A alternative UE；
The base station group controller determines the 2nd UE from the multiple alternative UE.
3. according to the method described in claim 2, it is characterized in that, the base station group controller is true from the multiple alternative UE
Fixed 2nd UE, comprising:
The base station group controller determines that the serving BS for meeting the first preset condition in multiple serving BSs provides service extremely
A few alternative sub- UE, the multiple serving BS are the serving BS of the multiple alternative UE；
The alternative sub- UE for meeting the second preset condition at least one described alternative sub- UE is determined as by the base station group controller
2nd UE.
4. according to the method described in claim 3, it is characterized in that,
First preset condition is that the transmission bandwidth of serving BS is less than or equal to the first preset threshold, and serving BS is upper
Row resource block occupancy is less than or equal to the second preset threshold；
The higher uplink bit rate that second preset condition is UE is less than or equal to third predetermined threshold value, and UE is reported
Reference Signal Received Power RSRP highest.
5. the method according to claim 1, which is characterized in that the method also includes:
The base station group controller obtains first corresponding relationship.
6. according to the method described in claim 5, it is characterized in that, the base station group controller obtains the described first corresponding pass
System, comprising:
The base station group controller obtains first stream medium data for indicating the 2nd UE request within a preset period of time
The first URL and first segment identification and the 2nd UE mark and second base station mark, with
To first corresponding relationship.
7. a kind of base station group controller, the base station group controller includes: receiving module, determining module and sending module；
The receiving module, the domain name system DNS request message sent for receiving the first user equipment (UE) through first base station, institute
State includes the first uniform resource position mark URL and the first segment identification, the first URL and described first in DNS request message
Segment identification is used to indicate the first stream medium data of the first UE request, and the first base station is the service of the first UE
Base station；
The determining module, for according to received first URL of the first corresponding relationship, the receiving module obtained in advance
With first segment identification, the 2nd UE for being cached with first stream medium data is determined, first corresponding relationship is institute
State the corresponding relationship between the first URL, first segment identification, the mark of the 2nd UE and the mark of the second base station, institute
State the serving BS that the second base station is the 2nd UE；
The sending module for sending instruction message to second base station, and sends a notification message to the first base station,
It is described first-class that the instruction message is used to indicate the 2nd UE request that second base station is determined to the determining module
Media data, and first stream medium data is sent to the first base station, the notification message is for notifying described the
First stream medium data that one base station sends second base station is sent to the first UE.
8. base station group controller according to claim 7, which is characterized in that
The determining module, be specifically used for according to first corresponding relationship, received first URL of the receiving module and
First segment identification determines multiple alternative UE；And the 2nd UE is determined from the multiple alternative UE.
9. base station group controller according to claim 8, which is characterized in that
The determining module, the serving BS specifically for meeting the first preset condition in the multiple serving BSs of determination provide service
At least one alternative sub- UE, and the alternative sub- UE for meeting the second preset condition at least one described alternative sub- UE is determined as
2nd UE, the multiple serving BS are the serving BS of the multiple alternative UE.
10. base station group controller according to claim 9, which is characterized in that
First preset condition is that the transmission bandwidth of serving BS is less than or equal to the first preset threshold, and serving BS is upper
Row resource block occupancy is less than or equal to the second preset threshold；
The higher uplink bit rate that second preset condition is UE is less than or equal to third predetermined threshold value, and the ginseng that UE is reported
Examine signal reception power RSRP highest.
11. according to base station group controller described in claim 7 to 10 any one, which is characterized in that the group of base stations control
Device further includes obtaining module；
The acquisition module, for obtaining first corresponding relationship.
12. base station group controller according to claim 11, which is characterized in that
The acquisition module indicates first Streaming Media of the 2nd UE request specifically for obtaining within a preset period of time
The mark of the mark and second base station of the first URL of data and first segment identification and the 2nd UE,
To obtain first corresponding relationship.
13. a kind of communication system, which is characterized in that including first base station, the first user equipment (UE), the second base station, the 2nd UE and
Base station group controller as described in claim 7 to 12 any one, the base station group controller is for controlling first base
It stands and second base station, the first base station is interacted with the first UE, second base station is interacted with the 2nd UE.
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| CN100388788C (en) * | 2005-12-27 | 2008-05-14 | 北京邮电大学 | Mobile video order service system with optimized performance and realizing method |
| JP4981885B2 (en) * | 2006-03-20 | 2012-07-25 | クゥアルコム・インコーポレイテッド | Extended function transfer between user equipment and wireless network |
| CN101459924A (en) * | 2007-12-10 | 2009-06-17 | 中兴通讯股份有限公司 | Method, apparatus and system for GSM system service tracking and exception management |
| CN102057695A (en) * | 2008-06-06 | 2011-05-11 | 艾利森电话股份有限公司 | Methods and apparatuses relating to multimedia broadcast multicast services |
| CN101668027B (en) * | 2008-09-04 | 2013-04-24 | 中国电信股份有限公司 | Method and system for providing multimedia content and client |
| CN101924778A (en) * | 2009-06-10 | 2010-12-22 | 中国移动通信集团公司 | P2P (Point-to-Point) streaming media system, P2P user equipment and streaming media data transmitting method |
| EP2271153A1 (en) * | 2009-06-25 | 2011-01-05 | NEC Corporation | A method for managing a CS IRAT handover from a 2g/3g network to a LTE network |
| US8787174B2 (en) * | 2009-12-31 | 2014-07-22 | Tekelec, Inc. | Methods, systems, and computer readable media for condition-triggered policies |
| CN102404378B (en) * | 2010-09-07 | 2014-11-05 | 成都索贝数码科技股份有限公司 | Streaming media distribution and transmission network system |
| CN102202411B (en) * | 2011-06-01 | 2013-10-09 | 上海华为技术有限公司 | Method and associated equipment for dispatching service data |
| CN103096179A (en) * | 2011-11-02 | 2013-05-08 | 中兴通讯股份有限公司 | Method and system for guaranteeing stream media file service quality |
| CN103581258B (en) * | 2012-08-03 | 2017-11-03 | 中国移动通信集团公司 | The method and system of network data caching |
| US9668166B2 (en) * | 2013-02-05 | 2017-05-30 | Qualcomm Incorporated | Quality of service for web client based sessions |
| CN104836783B (en) * | 2014-06-04 | 2018-10-30 | 腾讯科技（北京）有限公司 | The method, apparatus and system of data transmission |
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