CN106534898A - Method, apparatus and system for obtaining streaming media data - Google Patents
Method, apparatus and system for obtaining streaming media data Download PDFInfo
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- CN106534898A CN106534898A CN201611005075.4A CN201611005075A CN106534898A CN 106534898 A CN106534898 A CN 106534898A CN 201611005075 A CN201611005075 A CN 201611005075A CN 106534898 A CN106534898 A CN 106534898A
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- base station
- group controller
- medium data
- stream medium
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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
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a method, apparatus and system for obtaining streaming media data and relates to the field of communication, for the purpose of enabling UE to rapidly obtain streaming media data under the condition that the cost of the UE in obtaining the streaming media data is not increased. The method comprises the following steps: a base station group controller receiving a DNS request message which comprises a first URL and a first segment identification used for indicating first streaming media data and is sent by first UE via a first base station providing service for the first UE; the base station group controller, according to a pre-obtained first corresponding relation, the first URL and the first segment identification, determining second UE with the first streaming media data cached therein; the base station group controller seconding an indication message used for indicating that a second base station requests the first streaming media data from the second UE and sends the first streaming media data to the first base station to the second base station providing service for the second UE; and the base station group controller sending a notification message used for notifying the first base station to send the first streaming media data sent by the second base station to the first UE to the first base station.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of method for obtaining stream medium data, apparatus and system.
Background technology
With the development of network technology, video traffic is increasingly becoming the main flow of Internet service.
Generally, under mobile network, during user equipment (User Equipment, UE) order video data, when
During the same video data of multiple UE simultaneously program requests, in order to avoid causing multiple UE as the transmission bandwidth of video server is limited
There is congestion during the video data for obtaining its program request, so as to cause UE to need longer time just get asking for video data
Topic, generally by configuring multiple video servers or can increase the transmission bandwidth of single video server so that multiple UE
The video data of its program request is obtained rapidly.
However, in said method, configuring multiple video servers or increasing the transmission bandwidth institute of single video server
The cost of needs is than larger, therefore causes UE to obtain cost required for stream medium data than larger.
The content of the invention
The application provides a kind of method for obtaining stream medium data, apparatus and system, can obtain stream matchmaker UE is not increased
On the basis of the cost of volume data so that UE rapidly obtains stream medium data.
To reach above-mentioned purpose, the application is adopted the following technical scheme that：
In a first aspect, the application provides a kind of method for obtaining stream medium data, the method can include：
What base station group controller the first UE Jing first base stations of reception sent is included for indicating the first of UE requests
First URL (Uniform Resource Locator, URL) and the first segment identification of stream medium data
Domain name system (Domain name System, DNS) request message；And the first correspondence for being obtained according to base station group controller in advance
Relation, a URL and the first segment identification, it is determined that being cached with the 2nd UE of first stream medium data；And base station group controller
Send for indicating that first stream medium data is asked to the 2nd UE in second base station to the second base station, and by first Streaming Media
Instruction message of the data is activation to first base station；And base station group controller is sent for notifying the first base station to first base station
The first stream medium data that second base station sends is sent to into the notification message of a UE, wherein, first base station is a UE
Serving BS, the first corresponding relation is a URL, between the first segment identification, the mark of the 2nd UE and the mark of the second base station
Corresponding relation, the second base station is the serving BS of the 2nd UE.
In the first optional implementation of first aspect, above-mentioned base station group controller according to advance acquisition first
Corresponding relation, a URL and the first segment identification, it is determined 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 relation, a URL and the first segment identification, multiple alternative UE are determined；And from the plurality of standby
The 2nd UE is determined in selecting UE.
In second optional implementation of first aspect, above-mentioned base station group controller is determined from multiple alternative UE
The method of the 2nd UE includes：Base station group controller meets the first pre-conditioned serving BS and provides in determining multiple serving BSs
At least one alternative sub- UE of service；And the second pre-conditioned alternative sub- UE determinations at least one alternative sub- UE, will be met
For the 2nd UE, wherein, multiple serving BSs are the serving BS of multiple alternative UE.
In the third optional implementation of first aspect, the method can also include：Base station group controller is obtained
First corresponding relation.
In the 4th kind of optional implementation of first aspect, above-mentioned base station group controller obtains the first corresponding relation
Method includes：Base station group controller obtains the first of the first stream medium data for indicating the 2nd UE requests in preset time period
URL and the first segment identification, and the mark and the mark of the second base station of the 2nd UE, to obtain the first corresponding relation.
Second aspect, the application provide a kind of base station group controller, and the base station group controller includes：Receiver module, determination
Module and sending module.Wherein, receiver module includes for indicating a UE for what the first UE Jing first base stations of reception sent
First URL and the DNS request message of the first segment identification of the first stream medium data of request；Determining module is used for according in advance
The first corresponding relation, a URL of receiver module reception and the first segment identification for obtaining, it is determined that being cached with first Streaming Media
2nd UE of data；Sending module for the second base station send for indicate that second base station is determined to determining module second
UE asks 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 notice first base station and the notice that first stream medium data that the second base station sends is sent to a UE disappears
Breath, wherein, first base station is the serving BS of a UE, and the first corresponding relation is a URL, the first segment identification, the 2nd UE
Mark and the mark of the second base station between corresponding relation, the second base station is the serving BS of the 2nd UE.
In the first optional implementation of second aspect, above-mentioned determining module is specifically for closing according to the first correspondence
A URL and the first segment identification that system, receiver module are received, determine multiple alternative UE；And determine from the plurality of alternative UE
2nd UE.
In second optional implementation of second aspect, above-mentioned determining module is specifically for determining multiple service bases
Meet at least one alternative sub- UE that the first pre-conditioned serving BS provides service in standing, and this is at least one alternative sub
The second pre-conditioned alternative sub- UE is met in UE and is defined 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, the base station group controller also includes acquisition module.Obtain
Module is used to obtain the first corresponding relation.
In the 4th kind of optional implementation of second aspect, above-mentioned acquisition module is specifically in preset time period
Obtain indicate the 2nd UE request the first stream medium data a URL and the first segment identification, and the mark of the 2nd UE and
The mark of the second base station, to obtain the first corresponding relation.
In first aspect and second aspect, the above-mentioned first pre-conditioned transmission bandwidth for serving BS is less than or equal to
First predetermined threshold value, and the ascending resource block occupancy of serving BS is less than or equal to the second predetermined threshold value；Above-mentioned second presets
Condition is less than or equal to the 3rd predetermined threshold value, and the Reference Signal Received Power that UE is reported for the higher uplink bit rate of UE
(Reference Signal Receiving Power, RSRP) highest.
The third aspect, the application provide a kind of base station group controller, and the base station group controller includes：Processor, transceiver
And memorizer.Wherein, memorizer is used to store computer executed instructions, when the base station group controller runs, computing device
Computer executed instructions of the memory storage, so that the base station group controller performs first aspect and its various optional realities
The method of the acquisition stream medium data described in now one of any in mode.
Fourth aspect, the application provide a kind of computer-readable recording medium, are stored with computer-readable recording medium
One or more programs, one or more programs include computer executed instructions, when the computing device of the base station group controller
During the computer executed instructions, in base station group controller above-mentioned first aspect of execution and its various optional implementations arbitrarily
One of described in acquisition stream medium data method.
In terms of 5th, the application provides a kind of communication system, and the communication system includes first base station, first user equipment
In UE, the second base station, the 2nd UE and second aspect and its various optional implementations one of arbitrarily described in group of base stations control
Device；Or the communication system includes the group of base stations control in first base station, a UE, the second base station, the 2nd UE and the third aspect
Device, the base station group controller are used to control first base station and the second base station, and first base station is interacted with a UE, the second base station and the
Two UE are interacted.
The method of the acquisition stream medium data that the application is provided, apparatus and system, base station group controller receive a UE
Jing after the DNS request message that first base station (serving BS of a UE) sends, base station group controller can determine and be cached with this
2nd UE of the first stream medium data of the first UE requests, then base station group controller is to the second base station (service base of the 2nd UE
Stand) send for indicating that above-mentioned first stream medium data is asked to the 2nd UE in second base station, and by first stream medium data
Be sent to the instruction message of first base station, and to first base station send for notify that the second base station sends by the first base station
One stream medium data is sent to the notification message of a UE.Compared with prior art, as, in the application, base station group controller can
To determine the 2nd UE of the first stream medium data for being cached with UE requests, and instruction message is sent to the second base station, and
Send a notification message to first base station, and then a UE can be from the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data of UE requests is got, i.e. a UE is without the need for obtaining the first Streaming Media number from streaming media server
According to so as to be that a UE configures new streaming media server or configuration higher bandwidth, therefore, it is possible to obtain not increasing UE
On the basis of taking the cost of stream medium data so that UE rapidly obtains stream medium data.
Description of the drawings
Fig. 1 is the method schematic diagram one for obtaining stream medium data provided in an embodiment of the present invention；
Fig. 2 is the method schematic diagram two for obtaining stream medium data provided in an embodiment of the present invention；
Fig. 3 is the method schematic diagram three for obtaining stream medium data provided in an embodiment of the present invention；
Fig. 4 is the method schematic diagram four for obtaining stream medium data provided in an embodiment of the present invention；
Fig. 5 is the structural representation one of base station group controller provided in an embodiment of the present invention；
Fig. 6 is the structural representation two of base station group controller provided in an embodiment of the present invention；
Fig. 7 is the structural representation three of base station group controller provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the method for obtaining stream medium data provided in an embodiment of the present invention, apparatus and system are carried out in detail
Carefully describe.
The terms "and/or", only a kind of incidence relation of description affiliated partner, represents there may be three kinds of passes
System, for example, A and/or B can be represented：Individualism A, while there is A and B, individualism B these three situations.
Term " first " and " second " etc. in the description and accompanying drawing of the present invention be for distinguishing different objects, or
Person is used for different disposal of the difference to same target, rather than for the particular order of description object.For example, first base station and
Two base stations are used to distinguish different base stations, rather than describe the particular order of base station.
Additionally, the term " comprising " and " having " being previously mentioned in description of the invention and their any deformation, it is intended that
It is to cover non-exclusive including.Process, method, system, product or the equipment for for example containing series of steps or unit does not have
The step of being defined in the step of listing or unit, but alternatively also do not list including other or unit, or alternatively
Also include other intrinsic for these processes, method, product or equipment step or unit.
It should be noted that in the embodiment of the present invention, the word such as " exemplary " or " such as " makees example, example for representing
Card or explanation.Any embodiment or design for being described as " exemplary " or " such as " in the embodiment of the present invention should not
It is interpreted than other embodiments or design more preferably or more advantage.Specifically, " exemplary " or " example are used
The word such as such as " is intended to related notion is presented in a concrete fashion.
In describing the invention, unless otherwise stated, the implication of " multiple " refers to two or more.For example, it is many
Individual alternative UE refers to two or more alternative UE.
The method for obtaining stream medium data provided in an embodiment of the present invention, can apply to a UE request stream medium data
Or during multiple UE ask the scene of same stream medium data simultaneously.Base station group controller receives a UE Jing first base stations
After the DNS request message that (serving BS of a UE) sends, base station group controller can determine and be cached with UE requests
The first stream medium data the 2nd UE, then base station group controller send to the second base station (serving BS of the 2nd UE) and be used for
Indicate that above-mentioned first stream medium data is asked to the 2nd UE in second base station, and first stream medium data is sent to into 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 a UE.Thus, 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 requests, and instruction message is sent to the second base station, and send logical to first base station
Know message, and then a UE can get UE requests from the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data, i.e. a UE without the need for obtaining first stream medium data from streaming media server, so as to need not be the
One UE configures new streaming media server or configuration higher bandwidth, therefore, it is possible to do not increase UE obtain stream medium data into
On the basis of this so that UE rapidly obtains stream medium data.
In the embodiment of the present invention, stream medium data can be multi-medium data that can be to play when downloading on network.
Stream medium data in the embodiment of the present invention can be video data, voice 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, the method can include
S101-S112：
S101, base station group controller receive the DNS request message that a UE Jing first base stations send, the DNS request message
Include a URL and the first segment identification.
Wherein, a URL and the first segment identification are used for the first stream medium data for indicating UE requests.First base station
For the serving BS of a UE.
With reference to Fig. 1, as shown in Fig. 2 in the embodiment of the present invention, above-mentioned S101 specifically can be realized by S1011-S1014：
S1011, a UE send DNS request to first base station.
S1012, first base station receive the DNS request that a UE sends.
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 sends.
In the embodiment of the present invention, during UE request stream medium datas, a UE Jing first base stations are 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 a URL and the first segment identification instruction under determine a UE request the first stream medium data be specially which stream
Media data.
S102, base station group controller according to advance the first corresponding relation for obtaining, a URL and the first segment identification, really
Surely it is cached with the 2nd UE of the first stream medium data.
Wherein, the first corresponding relation is the mark of a URL, the first segment identification, the mark of the 2nd UE and the second base station
Between corresponding relation.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 UE transmissions, group of base stations
Controller can determine the according to the first corresponding relation, a URL and the first segment identification that base station group controller is obtained in advance
Which stream medium data first stream medium data of one UE requests is specially, and be cached with further determining that the 2nd UE this
One stream medium data, then base station group controller can be by controlling 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 into first base station, and by first base station
By first stream medium data be sent to a UE, i.e. a UE can obtain from the 2nd UE UE requests this is first-class
Media data, so as to be that a UE configures new streaming media server or configuration higher bandwidth, so, it is possible do not increasing
Plus on the basis of UE obtains the cost of stream medium data so that UE rapidly obtains stream medium data.
Optionally, with reference to Fig. 1, as shown in figure 3, in the embodiment of the present invention, above-mentioned base station group controller is according to acquisition in advance
The first corresponding relation, a URL and the first segment identification, it is determined that the method for being cached with the 2nd UE of the first stream medium data,
I.e. above-mentioned S102 specifically can be realized by S1021-S1022：
S1021, base station group controller are determined multiple alternative according to the first corresponding relation, a URL and the first segment identification
UE。
Optionally, in the embodiment of the present invention, above-mentioned first corresponding relation is the correspondence pass that base station group controller is obtained in advance
A corresponding relation in system, each corresponding relation in the corresponding relation that base station group controller is obtained 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 relation.
It should be noted that in the embodiment of the present invention, above-mentioned stream medium data has all been cached due to there may be multiple UE,
Therefore the mark of the UE of the stream medium data has been cached with the corresponding relation that above-mentioned base station group controller is obtained in advance
May have multiple.
In the embodiment of the present invention, base station group controller can be according to the first corresponding relation, the segmentation marks of a URL and first
Know, determine multiple alternative UE.Specifically, base station group controller is searched in a plurality of corresponding relation that group of base stations control is obtained in advance
A URL and first to the first stream medium data including UE requests is segmented the first corresponding relation of target, and then basis
The mark of the UE in the first corresponding relation 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.
The present invention implement in, base station group controller according to the first corresponding relation, a URL and the first segment identification, it is determined that
After multiple alternative UE, further, base station group controller can determine from multiple alternative UE and meet the 2nd pre-conditioned UE,
And then first stream medium data that the 2nd UE is cached can be transmitted to a UE by the second base station and first base station.
Optionally, with reference to 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 specifically can be realized by S1022a-S1022b：
S1022a, base station group controller meet the first pre-conditioned clothes in determining multiple serving BSs of multiple alternative UE
Business base station provides at least one alternative sub- UE of service.
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 it is pre-conditioned can be serving BS transmission bandwidth be less than or
Equal to the first predetermined threshold value, and the ascending resource block occupancy of serving BS is less than or equal to the second predetermined threshold value.
In the embodiment of the present invention, above-mentioned base station group controller can determine from multiple alternative UE that multiple alternative UE's is multiple
At least one alternative sub- UE that the first pre-conditioned serving BS provides service is met in serving BS.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) take less than or equal to the first predetermined threshold value, and the ascending resource block of its serving BS
Rate (the ascending resource block occupancy of serving BS can reflect the ascending load size of serving BS) is pre- less than or equal to second
If at least one of threshold value be alternative sub- UE, i.e., it is less to choose the current transmission demand of its serving BS in multiple alternative UE, and
The less alternative UE of ascending load is used as at least one alternative sub- UE.So, it is ensured that the clothes of at least one alternative sub- UE
Business base station between other communication equipments, and at least one alternative sub- UE and the serving BS of at least one alternative sub- UE
Successfully can carry out data transmission.
Meet the second pre-conditioned alternative sub- UE in the near few alternative sub- UE of S1022b, base station group controller to determine
For the 2nd UE.
Optionally, the present invention implement in, above-mentioned second it is pre-conditioned can be UE higher uplink bit rate be less than or
Equal to the 3rd predetermined threshold value, and the RSRP highests that UE is reported.
During the present invention is embodiment, above-mentioned base station group controller can be preset second is met at least one alternative sub- UE
The alternative sub- UE of condition is defined as the 2nd UE.Specifically, base station group controller chooses line number at least one alternative sub- UE
According to transfer rate (higher uplink bit rate of UE can reflect that UE uploads the demand of data) less than or equal to the 3rd threshold value, and
RSRP (quality of the up channel that the RSRP that UE is reported can reflect between the UE and base station) highest UE for reporting, and should
UE is defined as the 2nd UE, i.e., at least one alternative sub- UE choose upload data demand it is less, and uplink signal-channel quality compared with
Good UE is used 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 best UE of performance in multiple alternative UE (being cached with the UE of the first stream medium data of UE requests), therefore
First UE can rapidly get the first stream medium data from the 2nd UE such that it is able to ensure that a UE is obtained first-class
The reliability of media data.
S103, base station group controller send to the serving BS (i.e. the second base station) of the 2nd UE and indicate message.
Wherein, the serving BS of above-mentioned 2nd UE is properly termed as the second base station, and above-mentioned instruction message includes the 2nd UE's
Mark, the mark of a URL, the first segment identification and the second base station.
In the embodiment of the present invention, after the second base station receives the instruction message that base station group controller sends, disappear in the instruction
Under the instruction of breath, the embodiment of the present 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 of the uploading stream media data that the second base station sends.
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 sends.
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 sends.
In the embodiment of the present invention, base station group controller is determined after the 2nd UE from multiple alternative UE, due to the 2nd UE
In be cached with the first stream medium data of UE requests, therefore base station group controller can be to the serving BS of the 2nd UE (i.e.
Second base station) send and indicate message, indicate that first stream medium data is asked to the 2nd UE in the second base station, and by the first-class matchmaker
Volume data is sent to first base station (serving BS of a UE), and such first base station is receiving the first of the transmission of the second base station
After stream medium data, first stream medium data can be sent to a UE.
Optionally, in the embodiment of the present invention, the mark of the 2nd UE in above-mentioned instruction message, the segmentations of a URL and first
Mark can indicate that (URL and the first segment identification are used to indicate to the 2nd UE the first stream medium datas of request for the second base station
First stream medium data).
Specifically, the second base station to the method for the 2nd UE the first stream medium datas of request can be：Second base station is to second
UE sends the request of uploading stream media data, and the request of the uploading stream media data includes a URL and the first segment identification,
After 2nd UE receives the request that the second base station sends uploading stream media data, the 2nd UE sends a URL to the second base station
The first stream medium data indicated with the first segment identification.
Optionally, in the embodiment of the present invention, the mark in above-mentioned instruction message also including first base station, the first base station
Mark can indicate that above-mentioned first stream medium data that the second base station receives is sent to first base station by the second base station, so as to first
First stream medium data can be sent to a UE by base station.
S110, base station group controller send a notification message to first base station.
Wherein, above-mentioned notification message includes the mark of a UE.
In the embodiment of the present invention, after first base station receives the notification message that base station group controller sends, disappear in the notice
Under the instruction of breath, the embodiment of the present invention also includes S111-S112：
S111, first base station send the first stream medium data to a UE.
S112, a UE receive the first stream medium data that first base station sends.
Optionally, in the embodiment of the present invention, the mark of the UE in above-mentioned notification message can indicate that first base station will
Above-mentioned first stream medium data that the second base station which receives sends is sent to a UE, as base station group controller can lead to
Control first base station and the second base station are crossed, the first stream medium data (i.e. first-class matchmaker of UE requests that the 2nd UE is cached
Volume data) UE, i.e. a UE are transmitted to by the second base station and first base station a UE can be got from the 2nd UE
First stream medium data of request, and without the need for obtaining first stream medium data from streaming media server, so as to without the need for being first
UE configures new streaming media server or configuration higher bandwidth, therefore, it is possible in the cost for not increasing UE acquisition stream medium datas
On the basis of so that UE rapidly obtains stream medium data.
With reference to Fig. 1, as shown in figure 4, receiving the DNS request that a UE Jing first base stations send in above-mentioned base station group controller
Before message, the method can also include：
S100, base station group controller obtain the first corresponding relation.
Optionally, in the embodiment of the present invention, base station group controller can be obtained before above-mentioned S101-S112 is performed in advance
Corresponding relation.A plurality of corresponding relation can be included in the corresponding relation, above-mentioned first corresponding relation is in the corresponding relation
Individual corresponding relation.
Exemplary, base station group controller is introduced by taking a corresponding relation as an example in the embodiment of the present invention obtain corresponding relation
Method.Specifically, base station group controller can count request amount in preset time period more than or equal to default request amount
The URL of the stream medium data of threshold value, segment identification, the mark of the UE for having cached the stream medium data have cached the stream medium data
UE serving BS mark, then base station group controller obtain a corresponding relation can be：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 relation.Thus, multiple corresponding relations that base station group controller is obtained in preset time period are group of base stations control
The corresponding relation that device processed is obtained, as shown in Table 1, is a kind of exemplary corresponding relation 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 for having cached
URL, URL and segment identification indicate the stream medium data for having cached, and UE1, UE2 and UE3 are to be cached with the stream medium data
UE, serving BS of the base station 1 for UE1, UE2 and UE3.
The method for obtaining stream medium data provided in an embodiment of the present invention, base station group controller receive a UE Jing first
After the DNS request message that base station (serving BS of a UE) sends, base station group controller can determine and be cached with a UE
2nd UE of the first stream medium data of request, then base station group controller is to the second base station (serving BS of the 2nd UE) transmission
For indicating that above-mentioned first stream medium data is asked to the 2nd UE in second base station, and first stream medium data is sent to into 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
Notification message of the data is activation to a UE.Compared with prior art, due in the embodiment of the present invention, base station group controller can be with
It is determined that the 2nd UE of the first stream medium data of UE requests is cached with, and to the second base station transmission instruction message, and to
First base station sends a notification message, and then a UE can be obtained from the 2nd UE under the instruction of the instruction message and notification message
The first stream medium data of UE requests is got, i.e. a UE is without the need for obtaining the first Streaming Media number from streaming media server
According to so as to be that a UE configures new streaming media server or configuration higher bandwidth, therefore, it is possible to obtain 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 mainly scheme provided in an embodiment of the present invention to be described from the angle of base station group controller.Can manage
Solution, base station group controller it comprises the corresponding hardware configuration of execution each function and/or soft to realize above-mentioned functions
Part module.Those skilled in the art should be readily appreciated that, with reference to each example of the embodiments described herein description
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
Individual function actually in the way of hardware or computer software drive hardware performing, application-specific depending on technical scheme and
Design constraint.Professional and technical personnel can use different methods to realize described work(to each specific application
Can, but this realization is it is not considered that beyond the scope of this invention.
The embodiment of the present invention can carry out functional module or function list according to said method example to base station group controller
The division of unit, for example, can correspond to each function and divide each functional module or functional unit, it is also possible to by two or two
Function above is integrated in a processing module.Above-mentioned integrated module both can be realized in the form of hardware, it is also possible to
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 schematic, only a kind of division of logic function to divide, and can have other dividing mode when actually realizing.
The embodiment of the present invention provides a kind of base station group controller, divides each functional module in each function using correspondence
In the case of, Fig. 5 shows a kind of possible structural representation of involved base station group controller in above-described embodiment.The base station
Group controller includes receiver module 201, determining module 202 and sending module 203.
Wherein, the receiver module 201, it is for receiving the DNS request message that a UE Jing first base stations send, described
DNS request message includes a URL and the first segment identification, a URL and first segment identification for indicating
First stream medium data of the first UE requests, the first base station is the serving BS of a UE；For example, it is described to connect
Receive module 201 to can be used for supporting the S101 that the base station group controller is performed in said method embodiment.The determining module
202, for the URL and described first received according to the first corresponding relation, the receiver module 201 that obtain in advance
Segment identification, it is determined that be cached with the 2nd UE of first stream medium data, first corresponding relation be a URL,
Corresponding relation 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 in the base station group controller execution
State the S102 in embodiment of the method.The sending module 203, indicates message for sending 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 asks first stream medium data, and first stream medium data is sent to the first base station, institute
Notification message is stated for notifying that first stream medium data that second base station sends is sent to institute by the first base station
State a UE；For example, the sending module 203 can be used for supporting that the base station group controller is performed in said method embodiment
S103 and S110.
Optionally, in the embodiment of the present invention, the determining module 202, specifically for according to first corresponding relation, institute
A URL and first segment identification of the reception of receiver module 201 are stated, multiple alternative UE are determined；And from the plurality of
The 2nd UE is determined in alternative UE；For example, the determining module 202 can be used for supporting in the base station group controller execution
State the S1021 and S1022 in embodiment of the method.
Optionally, in the embodiment of the present invention, the determining module 202 is met specifically for determining in multiple serving BSs
First pre-conditioned serving BS provides at least one alternative sub- UE of service, and by described at least one alternative sub- UE fullness in the epigastrium and abdomen
The second pre-conditioned alternative sub- UE of foot is defined as the 2nd UE, and the plurality of serving BS is the clothes of the plurality of alternative UE
Business base station；For example, the determining module 202 can be used for supporting that the base station group controller is performed in said method embodiment
S1022a and S1022b.
Optionally, in the embodiment of the present invention, the described first pre-conditioned transmission bandwidth for serving BS is less than or equal to
First predetermined threshold value, and the ascending resource block occupancy of serving BS is less than or equal to the second predetermined threshold value；Described second presets
Condition is less than or equal to the 3rd predetermined threshold value, and the Reference Signal Received Power that UE is reported for the higher uplink bit rate of UE
RSRP highests.
Optionally, with reference to 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 relation；For example, the acquisition module 200 can be used for
Support that the base station group controller performs the S100 in said method embodiment.
Optionally, in the embodiment of the present invention, the acquisition module 200 indicates institute specifically for obtaining in preset time period
State a URL and first segment identification of first stream medium data of the 2nd UE requests, and described second
The mark and the mark of second base station of UE, to obtain first corresponding relation.
In the case of using integrated unit, Fig. 7 shows involved base station group controller in above-described embodiment
A kind of possible structural representation.The base station group controller includes：Processing module 302 and communication module 303.Processing module 302
For being controlled management to the action of base station group controller, for example, perform above-mentioned determining module 202, acquisition module 200 to perform
The step of, and/or for performing other processes of techniques described herein.Communication module 303 is used to support that group of base stations is controlled
Device and the communication of other network entities, for example, perform the step of above-mentioned receiver module 201, 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 for the program generation for storing base station group controller
Code and data.
Wherein, above-mentioned processing module 302 can be the processor in the group controller of base station or controller, the processor or control
Device processed can be realized or perform the various exemplary logic block with reference to described by the disclosure of invention, module and circuit.
The processor or controller can be central processing units, and general processor, digital signal processor, special IC are live
Programmable gate array or other PLDs, transistor logic, hardware component or its combination in any.Which can
To realize or perform the various exemplary logic block with reference to described by the disclosure of invention, module and circuit.The place
Reason device can also be the combination for realizing computing function, such as comprising one or more microprocessors combination, DSP and microprocessor
Combination etc..
Communication module 303 can be transceiver in the group controller of base station, transmission circuit or communication interface etc..
Memory module 301 can be memorizer in the group controller of base station etc., and the memorizer can include volatile storage
Device, such as random access memory；The memorizer can also include nonvolatile memory, such as read only memory, flash memory
Reservoir, hard disk or solid state hard disc；The memorizer can also include the combination of the memorizer of mentioned kind.
Bus 304 can be EISA (Extended Industry Standard
Architecture, EISA) bus etc..Bus 304 can be divided into address bus, data/address bus, controlling bus etc..For ease of table
Show, only represented with a thick line in Fig. 7, it is not intended that only one bus or a type of bus.
The embodiment of the present invention also provides a kind of computer-readable recording medium, is stored with one in computer-readable recording medium
Individual or multiple programs, one or more programs include instruction, when computing device instruction of above-mentioned base station group controller, should
Each step that base station group controller is performed in method flow shown in the group controller execution said method embodiment of base station.
The embodiment of the present invention provides a kind of communication system, and the communication system can include first base station, a UE, the second base
Stand, the 2nd UE and base station group controller, the base station group controller is used to controlling first base station and the second base station, first base station and the
One UE is interacted, and the second base station is interacted with the 2nd UE, to perform the method for obtaining stream medium data provided in an embodiment of the present invention.It is right
Said method enforcement is may refer to specifically in the description of first base station, a UE, the second base station, the 2nd UE and base station group controller
Associated description in example and device embodiment, here is omitted.
The step of method or algorithm with reference to described by the disclosure of invention can be realized by the mode of hardware,
Can be realizing by the mode of computing device software instruction.Software instruction can be made up of corresponding software module, software
Module can be stored on RAM, flash memory, ROM, Erasable Programmable Read Only Memory EPROM (easable programmable ROM,
EPROM), EEPROM (electrically EPROM, EEPROM), depositor, hard disk, movement are hard
In the storage medium of disk, read-only optical disc (CD-ROM) or any other form well known in the art.A kind of exemplary storage
Medium couples, can be believed to processor and to the storage medium write so as to enable a processor to from the read information
Breath.Certainly, storage medium can also be the ingredient of processor.Processor and storage medium are may be located in ASIC.
Through the above description of the embodiments, those skilled in the art can be understood that, be description
It is convenient and succinct, only it is illustrated with the division of above-mentioned each functional module, in practical application, can as desired will be upper
State function distribution to be completed by different functional modules, will the internal structure of device be 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 may be referred to
The corresponding process in embodiment of the method is stated, be will not be described here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above be only it is schematic, for example, the module or
The division of unit, only a kind of division of logic function can have other dividing mode, such as multiple units when actually realizing
Or component can with reference to or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, institute
The coupling each other for showing or discussing or direct-coupling or communication connection can be by some interfaces, device or unit
INDIRECT COUPLING or communication connection, can be electrical, mechanical or other forms.
The unit as separating component explanation can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can local to be located at one, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized and as independent production marketing or use using in the form of SFU software functional unit
When, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part for contributing to prior art in other words or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, use so that a computer including some instructions
Described in equipment (can be personal computer, server, or network equipment etc.) or computing device each embodiment of the invention
The all or part of step of method.And aforesaid storage medium includes：It is flash memory, portable hard drive, read only memory, random
Access memorizer, magnetic disc or CD etc. are various can be with the medium of store program codes.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (13)
1. it is a kind of obtain stream medium data method, it is characterised in that include：
Base station group controller receives the domain name system DNS request message that first user equipment UE Jing first base station sends, the DNS
Request message includes the first uniform resource position mark URL and the first segment identification, a URL and the first segmentation mark
Know for indicating the first stream medium data of UE request, the first base station is the serving BS of a UE；
The base station group controller according to advance the first corresponding relation for obtaining, a URL and first segment identification,
It is determined that be cached with the 2nd UE of first stream medium data, first corresponding relation be a URL, described first point
Corresponding relation 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 to second base station and indicates message, and the instruction message is used to indicate second base
Stand and first stream medium data is asked to the 2nd UE, and first stream medium data is sent to into first base
Stand；
The base station group controller sends a notification message to the first base station, and the notification message is used to notify first base
Is stood and first stream medium data that second base station sends is sent to a UE.
2. method according to claim 1, it is characterised in that the base station group controller is according to advance the first couple for obtaining
Should be related to, a URL and first segment identification, it is determined that being cached with the 2nd UE of first stream medium data, wrap
Include：
The base station group controller according to first corresponding relation, a URL and first segment identification, it is determined that many
Individual alternative UE；
The base station group controller determines the 2nd UE from the plurality of alternative UE.
3. method according to claim 2, it is characterised in that the base station group controller from the plurality of alternative UE really
Fixed 2nd UE, including：
The base station group controller meets the first pre-conditioned serving BS and provides service extremely in determining multiple serving BSs
A few alternative sub- UE, the plurality of serving BS is the serving BS of the plurality of alternative UE；
The base station group controller will meet the second pre-conditioned alternative sub- UE and be defined as in described at least one alternative sub- UE
2nd UE.
4. method according to claim 3, it is characterised in that
The described first pre-conditioned transmission bandwidth for serving BS is less than or equal to the first predetermined threshold value, and serving BS is upper
Row Resource Block occupancy is less than or equal to the second predetermined threshold value；
The described second pre-conditioned higher uplink bit rate for UE is less than or equal to the 3rd predetermined threshold value, and UE is reported
Reference Signal Received Power RSRP highests.
5. the method according to Claims 1-4 any one, it is characterised in that methods described also includes：
The base station group controller obtains first corresponding relation.
6. method according to claim 5, it is characterised in that the base station group controller obtains first correspondence and closes
System, including：
The base station group controller obtains first stream medium data for indicating the 2nd UE requests in preset time period
A URL and first segment identification, and the 2nd UE mark and second base station mark, with
To first corresponding relation.
7. a kind of base station group controller, the base station group controller include：Receiver module, determining module and sending module；
The receiver module, for receiving the domain name system DNS request message of first user equipment UE Jing first base station transmission, institute
Stating DNS request message includes the first uniform resource position mark URL and the first segment identification, a URL and described first
Segment identification is used for the first stream medium data for indicating the UE requests, and the first base station is the service of a UE
Base station；
The determining module, for the URL received according to the first corresponding relation, the receiver module that obtain in advance
With first segment identification, it is determined that being cached with the 2nd UE of first stream medium data, first corresponding relation is institute
State the corresponding relation between a 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, indicates message for sending to second base station, and sends a notification message to the first base station,
It is described to indicate that message is used to indicate that second base station is described first-class to the 2nd UE requests that the determining module determines
Media data, and first stream medium data is sent to the first base station, the notification message are used to notifying described the
First stream medium data that second base station sends is sent to a UE by one base station.
8. base station group controller according to claim 7, it is characterised in that
The determining module, specifically for according to first corresponding relation, the receiver module receive a URL and
First segment identification, determines multiple alternative UE；And the 2nd UE is determined from the plurality of alternative UE.
9. base station group controller according to claim 8, it is characterised in that
Specifically for determining, the determining module, meet that the first pre-conditioned serving BS provides service in multiple serving BSs
At least one alternative sub- UE, and by described at least one alternative sub- UE meet the second pre-conditioned alternative sub- UE be defined as
2nd UE, the plurality of serving BS are the serving BS of the plurality of alternative UE.
10. base station group controller according to claim 9, it is characterised in that
The described first pre-conditioned transmission bandwidth for serving BS is less than or equal to the first predetermined threshold value, and serving BS is upper
Row Resource Block occupancy is less than or equal to the second predetermined threshold value；
The described second pre-conditioned higher uplink bit rate for UE is less than or equal to the 3rd predetermined threshold value, and the ginseng that UE is reported
Examine signal reception power RSRP highest.
The 11. base station group controllers according to claim 7 to 10 any one, it is characterised in that the group of base stations control
Device also includes acquisition module；
The acquisition module, for obtaining first corresponding relation.
12. base station group controllers according to claim 11, it is characterised in that
The acquisition module, specifically for first Streaming Media for indicating the 2nd UE requests is obtained in preset time period
First URL of data and first segment identification, and the mark and the mark of second base station of the 2nd UE,
To obtain first corresponding relation.
A kind of 13. communication systems, it is characterised in that including first base station, 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 are used to control first base
Stand and second base station, the first base station is interacted with a UE, and second base station is interacted with the 2nd UE.
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