CN101783928A - Method and system for downloading contents as required in broadcast channel - Google Patents
Method and system for downloading contents as required in broadcast channel Download PDFInfo
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- CN101783928A CN101783928A CN200910001088A CN200910001088A CN101783928A CN 101783928 A CN101783928 A CN 101783928A CN 200910001088 A CN200910001088 A CN 200910001088A CN 200910001088 A CN200910001088 A CN 200910001088A CN 101783928 A CN101783928 A CN 101783928A
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- download
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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
- H04N21/25—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
- H04N21/26283—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 for associating distribution time parameters to content, e.g. to generate electronic program guide data
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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
- H04N21/25—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
- H04N21/26216—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 involving the channel capacity, e.g. network bandwidth
Abstract
The invention provides a method and a system for downloading contents as required in a broadcast channel. The method comprises the following steps of: storing program contents to be downloaded and forming a programme; selecting the contents required to be downloaded from the programme and transmitting a downloading instruction; searching idle time and an idle frequency band and forming and broadcasting program dispatching information, wherein the program dispatching information comprises the frequency band, the time and the contents required to be downloaded; and in the time and the frequency band which are appointed in the program dispatching information, receiving and storing the contents required to be downloaded. The invention can utilize the idle time and the idle bandwidth of the broadcast channel to realize downloading as required.
Description
Technical field
The present invention relates in broadcast channel,,, relate in particular to the method and system of downloading content is provided in traditional one-way digital television channel for the user provides the method and system of downloading content as required as wired, satellite and ground TV broadcast channel etc.
Background technology
Digital Television is considered to one of the most wide industry of 21 century prospect, it also is the emphasis of digital consumer electronic information products development in the international coverage, what early develop Digital Television in the world is the U.S., Europe and Japanese, they have not only finished the formulation work of 3 big standards (ground, satellite and wired), and have realized commercial broadcast.Digital Television has become the common focus of paying close attention to of the numerous bandwidth operator that comprise broadcasting and TV and telecommunications at present.
Present Digital Television is unidirectional mostly, causes business model more single, has limited the operation scope of Digital Television, and more value-added service can't be carried out.And the positive development IPTV of telecom operators comes and the broadcasting and TV competition.Though increasing radio and TV operator is also exploring the operational mode of renewal, as by HFC (hybrid fiber coax network technology) or Fiber to the home realizes that bi-directional digital television is to realize real interactive function, for the terminal use provides the value-added service of more renewals, as video request program, data-on-demand, online shopping or the like.But it will be huge implementing two-wayization transformation expensive, and under this shared network architecture of HFC, broadcasting and TV are compared the acquisition of technology advantage that also is difficult to telecommunications.
The radio and television departments of China also in the value-added service of exploring and being implemented on the unilateral network, use and standard program request as required such as information service, stock in positive propelling Digital Television integral translation.But all these value-added services all are to broadcast by wheel to realize, mean that the user can not well be experienced and take excessive bandwidth.With standard as required program request be example, under the analog frequency band of a 8MHz, if modulate with 64QAM, can obtain the bandwidth of 36Mbps, if distribute a film as standard program request as required, suppose that this film code check is 3Mbps, then can there be the same film of 12 parts of different times to take turns and broadcasts, the user may need wait for 10 minutes at most (120 minutes films) just can be watched like this, and interactivity behaviors such as fast forwarding and fast rewinding can not be arranged.And the bandwidth of broadcast channel is limited, can predict to be difficult to abundant content for user's selection.
High definition TV is considered to killer's level of radio and television and IPTV competition and uses, but promptly use advanced coding techniques, as H.264, code check needs 10Mbps at least, program request is will occupied bandwidth too many as required with standard, and can't support enough contents to select for the user.
Though the value-added service of accurate interactivity will take the too many bandwidth of broadcast channel, and meanwhile, a lot of bandwidth do not obtain utilizing but broadcast channel has left unused.Such as to broadcasting, when all leisured in time and when busy, in general, after 1 o'clock of midnight, a lot of channels all can repeat to broadcast the program on daytime, even just broadcast test signal.
Summary of the invention
Technical problem to be solved by this invention is to utilize broadcast channel idle time and bandwidth to realize a kind of method and system of downloading content as required.
According to an aspect of the present invention, propose a kind ofly to download the method for content as required at broadcast channel, may further comprise the steps: storage also forms programme for the programme content of downloading; From described programme, need to select downloaded contents, and send download instruction; Search free time and frequency range, form and the broadcast program schedule information, described program scheduling information comprises described frequency range, time and the described downloaded contents that needs; The described time and the frequency range of appointment in described program scheduling information receive and store the described downloaded contents that needs.
According to a further aspect in the invention, also propose a kind ofly to download the system of content as required, comprising at broadcast channel: Download Server, receive download instruction and also notify the Broadcast Control device, in described download instruction, comprise the needs downloaded contents of selecting according to described programme; The Broadcast Control device is searched free time and frequency range, forms and the broadcast program schedule information, and described program scheduling information comprises described free time, frequency range and the described downloaded contents that needs; Speech amplifier sends to described receiver with described programme, program scheduling information and the described downloaded contents that needs; Receiver shows described programme, and the free time of appointment and frequency range in described schedule information receive described need downloaded contents and storage.
Compared with prior art, the present invention will need the programme content downloaded, utilize the free time and the frequency range of broadcast channel to send, the time and the information such as frequency range of scheduling can be informed receiving equipment in advance simultaneously, receiving equipment is according to the good automatic reception of these information setting, in specific time automatic reception programs stored.Utilize broadcast channel idle time and bandwidth to realize downloading as required.
In addition, the present invention can utilize reverse link to send download instruction, need not bidirectional rebuilding, has saved improvement cost.
In addition, the request that the present invention can users multiplexing further improves bandwidth availability ratio.
Description of drawings
Figure 1 shows that the digital television broadcasting system schematic diagram of prior art.
Figure 2 shows that the present invention downloads the system schematic of content as required at broadcast channel.
Figure 3 shows that the structured flowchart of Download Server in the system of the present invention.
Figure 4 shows that the structured flowchart of receiver in the system of the present invention.
Fig. 5 illustrates the method flow diagram of downloading content among the present invention at broadcast channel as required.
Fig. 6 illustrates the work embodiment flow chart of Download Server in the inventive method.
Fig. 7 illustrates the work embodiment flow chart of receiver in the inventive method.
Embodiment
Further describe operation principle of the present invention below in conjunction with accompanying drawing and preferred embodiment.
Figure 1 shows that the digital television broadcasting system schematic diagram of prior art.Comprise Broadcast Control device 30, speech amplifier 40 and receiver 50.
50 pairs of described signals of receiver carry out demodulation, separate multiple connection, decoding and demonstration, and receiver 50 comprises demodulating unit 51, separates Multi-connection unit 52, decoding unit 53, display unit 54 and control unit 55.The preferred embodiment of receiver 50 can be that set-top box adds television set.
The broadcast singal that the demodulate reception that is used for demodulating unit 51 arrives, a kind of preferred embodiment to digital cable TV is to transfer radiofrequency signal to intermediate frequency by tuner, finishes conversion from the modulation signal to the transport stream by demodulation chip then.Separate Multi-connection unit 52 and MPTS (MPTS) is separated be multiplexed into video, audio frequency and data, data are handled or the like.Video and voice data that decoding unit 53 is used for decompressing and receives, and on display unit 54, show output.The controls such as selection that control unit 55 is realized program can be selected program by remote controller, keyboard, Wireless Keyboard or mouse etc. from electronic program list.
Figure 2 shows that the present invention downloads the system schematic of content as required at broadcast channel.On the basis of Fig. 1, also comprise Download Server 60, storage is for the programme content of downloading and form programme, when receiving download instruction, notify described Broadcast Control device 30, in described download instruction, comprise the needs downloaded contents of selecting according to described programme, when described Broadcast Control device 30 does not receive or preserve the downloaded contents that needs that indicates in the described download instruction, Download Server 60 needs the downloaded contents packing to send to Broadcast Control device 30 with described.Broadcast Control device 30 is searched free time and frequency range, and program scheduling information is sent to receiver 50 by speech amplifier 40.Broadcast at the fixed time for the program of downloading described dynamically.Described program scheduling information comprises described frequency range, time and needs downloaded contents.Described program scheduling information also can send receiver 50 to by other modes, as passes through reverse link.Program scheduling information can but be not limited to obtain by upgrading electronic program list.Can comprise enciphered message in the described program scheduling information, as key or the like.Described program scheduling information itself can be encrypted, has only the user who proposes download request to obtain.Method of encrypting can utilize existing condition to receive or additive method.Described program scheduling information can also comprise the refusal solicited message, is used for notifying the receiver download request to be rejected.Receiver 50 receives and stores the described downloaded contents that needs in described free time and frequency range.The structure of Download Server 60 will describe in Fig. 3, and the structure of receiver 50 will describe in Fig. 4.
The user can communicate by reverse link and Download Server 60, is used to send download instruction and/or sends program scheduling information.Wherein reverse link can be the mode of off-line, also can be online mode.The mode of so-called off-line is meant that the user does not communicate by letter with Download Server 60 by receiver 50, such as sending SMS message by mobile phone, can realize by computer internet by dialing yet yet.If the mode of off-line, the user need have default customer identification number at Download Server 60, and this customer identification number will be bound with the device identification number of receiver 50.So-called online mode, be meant receiver 50 integrated the interface of reverse link, directly link to each other with reverse link, the user is when operating receiver 50, receiver 50 can communicate by reverse link with Download Server 60.Implementation can be telephone modem, Ethernet, cable modem or GPRS module or the like.
The present invention utilizes the free time of broadcast channel and frequency range to download the content that needs, and has made full use of the idle a lot of bandwidth of broadcast channel.In addition, the present invention utilizes existing reverse link, need not bidirectional rebuilding, has saved improvement cost.
Figure 3 shows that the structured flowchart of Download Server 60 in the system of the present invention, a kind of preferred embodiment of Download Server 60 can be computer or work station, also can be special equipment.Download Server 60 comprises memory cell 61 and command unit 62.
In addition, command unit 62 is when receiving download instruction, check also whether the described downloaded contents that needs that indicates in the described download instruction is scheduled, and described scheduling time is after described download instruction transmitting time, if notice memory cell 61 uploads the described download content packaging that needs to described Broadcast Control device.
In addition, in Download Server 60, can also comprise ciphering unit, be used for the program of storage is encrypted that propagate to prevent disabled user's illegal download, method of encrypting can be utilized existing conditional receiving device, apparatus for protecting copyright or the like.
Figure 4 shows that the structured flowchart of receiver in the system of the present invention, on the basis of structure shown in Figure 1, also comprise and preserve unit 56.The set-top box of hard disk that the preferred embodiment of receiver has been integrated.
Preserving unit 56 can be integrated physically with receiver, also can be separate equipment.If separate equipment can link to each other with other unit of receiver by network, described network can be wireless network, Ethernet, power network or other; Also can link to each other with other unit of receiver by high speed data bus, described high speed data bus can be USB, SATA or other.In addition, preserve the device identification number that described receiver is also preserved in unit 56, as the identity sign of receiver, described device identification number can be unique ID, MAC Address or the smart card ID in receiver.
Fig. 5 illustrates the method flow diagram of downloading content among the present invention at broadcast channel as required.May further comprise the steps:
In step 501, storage is for the programme content of downloading and form programme.Preferred embodiment is that Download Server 60 provides table data to Broadcast Control device 30 and speech amplifier 40, presented in EPG by the mode of stipulating among the DVB by Broadcast Control device 30 and/or speech amplifier 40 list information with programme content, receiver 50 can show the content of these tabulations by the EPG mode of stipulating among the DVB.Listing the method for programme can certainly describe by other privately owned modes, such as passing through XML or other privately owned data structures.
In step 502, judge that receiver has or not reverse link to communicate by letter with Download Server 60, the realization that this means reverse link is off-line or online.If online, promptly receiver 50 is integrated, and reverse network interface is communicated by letter execution in step 503 with Download Server 60.If the realization of reverse link is an off-line, i.e. receiver 50 a simple apparatus for receiving broadcasting and do not have integrated any reverse network, execution in step 505 just.The user can communicate by letter with Download Server 60 by other modes, and the preferred embodiment of several offline modes can be SMS, phone, computer interconnected network or the like.
In step 503, receiver is communicated by letter with Download Server by reverse link, and the user is according to the single program of selecting needs to download of the program downloading that shows in the receiver 50, and the mode of selection can be clicked selection by control unit 55 in menu.
In step 504, the download instruction that receiver 50 will contain the information such as programme content of receiver 50 device identification number, needs download is transferred to Download Server 60.
In step 505, the implementation of reverse link is an off-line, be that receiver is not communicated by letter with Download Server by reverse link, the user need be preset with customer identification number in Download Server 60, in order to identification user request, and with the binding of the device identification number of this customer identification number and receiver 50, as binding the device identification number of phone number or telephone number and receiver 50, when download server 60 receives SMS or telephone order, just can uniquely identify the destination receiver 50 that to download content like this.
In step 506, the user will select film, and by offline mode download instruction be passed to Download Server 60, and described download instruction comprises the customer identification number under user's offline mode, the programme content that needs are downloaded etc.
The performed operation from step 502 to step 506 is need to select downloaded contents from described programme, and sends the process of download instruction.Above-mentioned just for the embodiment that may carry out selection download content and send download instruction is described, should not understand limitation of the present invention.
In step 507, after Download Server 60 receives user's download instruction, whether the film of judge to need downloading is by another is user-selected before, and be dispatched in later free time by Broadcast Control device 30, if, execution in step 509, otherwise execution in step 508 and step 509.The purpose of doing like this is the request for users multiplexing, is used for further saving bandwidth.
In step 508, the film of need downloading is not by user-selected and dispatch before, described need downloaded contents packing to send to Broadcast Control device 30 by Download Server with what indicate in the described download instruction, search free time and frequency range by Broadcast Control device 30, execution in step 509.
In step 509, Broadcast Control device 30 will comprise that the program scheduling information of described free time, frequency range and programme content sends receiver 50 to.It needs to be noted that described free time, frequency range and programme content can be encrypted, be used for preventing that other users from illegally copying.Also need to send enciphered message like this when sending above-mentioned information, such as encryption key, method of encrypting can be used existing conditional receiving device or DRM device, can certainly use any other mode.
In step 510, automatic reception is set, promptly receiver receives described programme content in described free time and frequency range.The method that receives free time, frequency range and programme content can be according to privately owned method background program to be set, and background program will be provided with automatic filter, such as the some special P ID in transport stream (TS) etc.After receiver is received these information, automatic reception can be set, method can be varied, a preferred embodiment is according to these information, Auto Power On at the fixed time, and according to programme information background program is set, such as according to described some PID and the some program ID etc. in transport stream of programme information.
In step 511, when the background program of receiver 50 receive need downloaded contents after, content stores to preserving in the unit 56, is used for appreciating for the user and watches.After download finished, receiver 50 can shut down automatically to save energy.Certainly, receiver 50 can be long-term in running order.
It needs to be noted that above-described step can all will be included in the content of the present invention not according to described order.In conjunction with Fig. 6 and Fig. 7 the workflow of Download Server 60 and receiver 50 is elaborated respectively below.
Fig. 6 illustrates the work embodiment flow chart of Download Server in the inventive method.May further comprise the steps:
In step 601, storage produces and takes turns to sow and carry programme for the programme content of downloading, and is about to for the programme content list producing data structure of downloading, and with this information by Broadcast Control device 30 and speech amplifier 40, send to receiver 50 in the EPG mode of stipulating among the DVB.
In step 602, receive download instruction, judge whether described download instruction is the off-line request, if, execution in step 603, otherwise execution in step 605.Described off-line request is meant that download instruction comes from the irrelevant mode of short message, phone etc. and receiver 50, and the foundation of judgement can be according to port, also can be according to other modes such as existing user types.
In step 603, this download instruction is the off-line request, check this user whether registered in advance account, if, execution in step 605, otherwise execution in step 604.The registration purpose is the customer identification number with the off-line instruction, as the device identification number binding with receiver 50 such as phone number, telephone number, MAC Address, Download Server 60 can be located the device identification number of this user's receiver 50 according to the account of described registered in advance.
In step 604, described account does not set in advance, and Download Server 60 produces and send the refusal solicited message to the user, process ends.The mode that sends the refusal solicited message can be identical with user's request mode, is to pass through short message such as all.
In step 605, check whether program is scheduled, and scheduling time is after request time.If, execution in step 607, otherwise execution in step 606.The mode of checking can obtain according to the recall info of Download Server 60, also can obtain by inquiry Broadcast Control device 30.
In step 606, upload this programme content to Broadcast Control device 30.
In step 607, Broadcast Control device 30 at one's leisure between and frequency range send programme content and enciphered message to receiver 50, process ends.
Fig. 7 illustrates the work embodiment flow chart of receiver 50 in the inventive method, may further comprise the steps:
In step 701, receiver 50 display program lists, described programme comprises traditional business, as TV, broadcasting, data broadcasting or the like, also comprises the menu option for user's download.
In step 702, from described programme, select frequency range, the demodulation and the frequency range program of decoding.
In step 703, select the needs downloaded contents according to described programme, send download instruction by reverse link to Download Server 60.The method that sends can be will be instructed by receiver 50 form according to the rules to send by built-in reverse link, such as Ethernet, modulator-demodulator or the like, also can be by the user with mobile phone or phone, instruction form is according to the rules sent SMS message or pulse/double-tone instructs frequently to the number of regulation.
In step 704, the feedback information of server 60 that waits for downloads, if receive the instruction of denial of service, execution in step 705, otherwise execution in step 706.
In step 705, receive the instruction of denial of service, will notify the user according to certain mode, such as interface display etc.Process ends.
In step 706, receive the instruction of acceptance, automatic reception is set.This instruction comprises information such as program number, download time started, frequency segment number.The example that is provided with is as follows, and receiver can be set timing start-up, will download the time started and set Auto On Time, and certainly according to the speed that starts, the available machine time can be than downloading the time started slightly earlier.After receiver 50 start, according to the frequency segment number tuner is transferred to the frequency of setting, set corresponding PAT, PMT or the like according to program number, receiver 50 waits for that respective program are up to receiving data.
In step 707, after receiving program, program data and corresponding decryption information are stored in the preservation unit 56.
In step 708, when needs are watched the program of having downloaded, select the program that to watch in the programme content of from programme, listing of having downloaded.If this programme content is encrypted, then from preserve unit 56, take out and play the enciphered message that this program needs, and decoding is play.
The present invention realizes a kind of method and system of downloading content at broadcast channel as required, programme content with the needs download, utilize the free time and the frequency range of broadcast channel to send, the time and the information such as frequency range of scheduling can be informed receiving equipment in advance simultaneously, receiving equipment is according to the good automatic reception of these information setting, in specific time automatic reception programs stored.In addition, the present invention can utilize reverse link to send download instruction, need not bidirectional rebuilding, has saved improvement cost.In addition, the present invention can carry out a plurality of users' same download request multiplexingly after the user selects programme content and this programme content to be scheduled, and therefore, can further improve bandwidth availability ratio.
Claims (12)
1. download the method for content as required at broadcast channel for one kind, may further comprise the steps:
Storage is for the programme content of downloading and form programme;
From described programme, need to select downloaded contents, and send download instruction;
Search free time and frequency range, form and the broadcast program schedule information, described program scheduling information comprises described frequency range, time and the described downloaded contents that needs;
The described time and the frequency range of appointment in described program scheduling information receive and store the described downloaded contents that needs.
2. download the method for content according to claim 1, wherein, send the operation of download instruction, may further comprise the steps: send described download instruction by the reverse link off-line, in described download instruction, carry customer identification number, described customer identification number and receive between the device identification number of the described equipment that needs downloaded contents and have binding relationship.
3. download the method for content according to claim 1, wherein, send the operation of download instruction, may further comprise the steps:, and in described download instruction, carry and be used to receive the described device identification number that needs the equipment of downloaded contents by the described download instruction of the online transmission of reverse link.
4. as the method for download content as described in the claim 2, wherein, described customer identification number is one of following: phone number, telephone number or MAC Address, described device identification number are one of following: device id, MAC Address or smart card ID.
5. download the method for content according to claim 1, wherein, send the operation of download instruction, further comprising the steps of:
Check whether the described downloaded contents that needs that indicates in the described download instruction is scheduled, and described scheduling time is after described download instruction transmitting time, if then the described download content packaging that needs is uploaded, otherwise only transmitted schedule information.
6. download the system of content as required at broadcast channel for one kind, comprising:
Download Server, storage is for the programme content of downloading and form programme, receives download instruction and notifies the Broadcast Control device, comprises the needs downloaded contents of selecting according to described programme in described download instruction;
The Broadcast Control device is searched free time and frequency range, forms and the broadcast program schedule information, and described program scheduling information comprises described free time, frequency range and the described downloaded contents that needs;
Speech amplifier sends to described receiver with described programme, program scheduling information and the described downloaded contents that needs;
Receiver shows described programme, and the free time of appointment and frequency range in described schedule information receive described need downloaded contents and storage.
7. as the system of download content as described in the claim 6, wherein, described Download Server comprises:
Memory cell, storage is for the programme content of downloading and produce programme;
Command unit receives download instruction and notifies described Broadcast Control device, comprises the needs downloaded contents of selecting according to described programme in described download instruction.
8. as the system of download content as described in claim 6 or 7, wherein, described receiver comprises:
Display unit shows described programme and the described downloaded contents that needs that receives;
Control unit is selected the described downloaded contents that needs from described programme, and sends download instruction to described Download Server;
Preserve the unit, receive and store the described downloaded contents that needs in described free time and frequency range.
9. as the system of download content as described in the claim 7, wherein, described memory cell is also preserved the binding relationship of the device identification number of customer identification number and described receiver, according to the described customer identification number that carries in the described download instruction, find corresponding described device identification number, the described downloaded contents that needs is sent to the described receiver corresponding with described device identification number.
10. as the system of download content as described in the claim 8, wherein, described device identification number is also preserved in described preservation unit, when by the described download instruction of the online transmission of reverse link between described receiver and the described Download Server, carries described device identification number in described download instruction.
11. system as download content as described in the claim 7, wherein, described command unit is when receiving download instruction, check also whether the described downloaded contents that needs that indicates in the described download instruction is scheduled, and described scheduling time is after described download instruction transmitting time, if notify described memory cell that the described download content packaging that needs is uploaded to described Broadcast Control device.
12. as the method for download content as described in the claim 9, wherein, described customer identification number is one of following: phone number, telephone number or MAC Address, described device identification number are one of following: device id, MAC Address or smart card ID.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910001088A CN101783928A (en) | 2009-01-21 | 2009-01-21 | Method and system for downloading contents as required in broadcast channel |
| PCT/CN2010/000097 WO2011088591A1 (en) | 2009-01-21 | 2010-01-21 | Method and system for downloading contents according to requirement on broadcast channels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910001088A CN101783928A (en) | 2009-01-21 | 2009-01-21 | Method and system for downloading contents as required in broadcast channel |
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| Publication Number | Publication Date |
|---|---|
| CN101783928A true CN101783928A (en) | 2010-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910001088A Pending CN101783928A (en) | 2009-01-21 | 2009-01-21 | Method and system for downloading contents as required in broadcast channel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101783928A (en) |
| WO (1) | WO2011088591A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102143396A (en) * | 2011-03-24 | 2011-08-03 | 四川长虹电器股份有限公司 | Method for controlling playing of program of FTA set top box |
| CN102547440A (en) * | 2012-02-29 | 2012-07-04 | 青岛海信电器股份有限公司 | Method for updating television program |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1616440A1 (en) * | 2003-04-14 | 2006-01-18 | Koninklijke Philips Electronics N.V. | Recording of broadcast programmes |
| CN100356791C (en) * | 2005-03-08 | 2007-12-19 | 费跃英 | Network, managing method for digital multi-media personal program arranging, publishing and playing |
| CN100456677C (en) * | 2006-10-31 | 2009-01-28 | 华为技术有限公司 | Download method and system at unbusy time |
-
2009
- 2009-01-21 CN CN200910001088A patent/CN101783928A/en active Pending
-
2010
- 2010-01-21 WO PCT/CN2010/000097 patent/WO2011088591A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102143396A (en) * | 2011-03-24 | 2011-08-03 | 四川长虹电器股份有限公司 | Method for controlling playing of program of FTA set top box |
| CN102547440A (en) * | 2012-02-29 | 2012-07-04 | 青岛海信电器股份有限公司 | Method for updating television program |
| CN102547440B (en) * | 2012-02-29 | 2017-08-11 | 青岛海信电器股份有限公司 | A kind of method for updating TV programme |
| CN107277610A (en) * | 2012-02-29 | 2017-10-20 | 青岛海信电器股份有限公司 | A kind of method for updating TV programme |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011088591A1 (en) | 2011-07-28 |
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