CN101984425B - Data card, system and method capable of supporting television function hot plugging - Google Patents
Data card, system and method capable of supporting television function hot plugging Download PDFInfo
- Publication number
- CN101984425B CN101984425B CN201010521390.9A CN201010521390A CN101984425B CN 101984425 B CN101984425 B CN 101984425B CN 201010521390 A CN201010521390 A CN 201010521390A CN 101984425 B CN101984425 B CN 101984425B
- Authority
- CN
- China
- Prior art keywords
- data card
- computer system
- functions
- program information
- player
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
- H04N21/4184—External card to be used in combination with the client device, e.g. for conditional access providing storage capabilities, e.g. memory stick
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4383—Accessing a communication channel
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a data card, a system and a method capable of supporting television function hot plugging. The system comprises a data card with a television function and a computer system, and the data card with a television function and the computer system store the information of a television program currently played by a player of the computer system. When the data card disconnected with the computer system is connected once again, the information of the television program is acquired from the data card with a television function or the computer system, and the player automatically plays the television program before disconnection based on the information of the television program. By the invention, a user can directly enjoy the previously watched television channel without manual selection, thus improving the user experience and being convenient in use. As the data card and the computer system store the television program information, the hot plugging reliability can be improved.
Description
Technical field
The present invention relates to the data card field of wireless communication technology, relate in particular to a kind of data card, system and method for supporting TV functions hot plug.
Background technology
Along with the development of information technology and 3G (Third Generation) Moblie technology, means of communication becomes increasingly abundant.At moving communicating field, along with GPRS (General Packet Radio Service, GPRS), UMTS (Universal Mobile Telecommunication System, universal mobile telecommunications system), HSDPA (High Speed Downlink Packages Access, high speed downlink packet access) etc. high speed mobile data network is universal, and wireless Modem (modulator-demodulator) develops rapidly as a kind of conveniently novel radio access and InterWorking Equipment.
On the other hand, along with the high speed development of integrated circuit technique, the continuous enhancing of chip disposal ability, the application of digital television techniques is more and more extensive, makes to watch on computers TV.Can common hardware resource because wireless Modem and TV have a lot, this is developed data card with TV function.Wireless Modem and TV-set receiving module can share CPU, memory and data channel, on original data card basis, adding a TV-set receiving module and some processing logics, just can make wireless Modem realize together with TV functions, saved hardware resource.
In current data card product with TV function, generally lack the support to the hot plug of TV functions, when user again turns on player and watches TV, all need manually to select channel, cannot, as watching television set, provide directly for user plays the service of watching channel last time.
Summary of the invention
Technical problem to be solved by this invention is, data card, the system and method for the TV functions that provides support hot plug, for realizing the support TV functions warm connection function of data card, are realized directly for user plays the service of watching channel last time.
In order to address the above problem, the present invention proposes a kind of method of supporting TV functions hot plug, comprising:
After being connected with computer system with the data card of TV functions, the TV program information of the current broadcasting of player of computer system is stored, described TV program information is stored in the data card and computer system with TV functions;
While being again connected after the data card with TV functions disconnects with computer system, player obtains the TV program information of preservation from the data card with TV functions or computer system, according to described TV program information, automatically for user plays, disconnects previous TV programme.
It is in the embedded file system being stored in the data card of TV functions that described TV program information is stored in the data card with TV functions.Described TV program information comprises the channel information of the TV programme of current broadcasting.
The present invention also provides a kind of system of supporting TV functions hot plug, comprising:
With the data card of TV functions, for received television program signal, television programme data is sent to the player plays TV programme of computer system; Also for storing the TV program information of the current broadcasting of described player;
Computer system, has player, for the data card received television program data from TV functions, utilizes player plays TV programme; Also for storing the TV program information of the current broadcasting of described player;
Described player, for when the data card with TV functions again connects from computer system disconnects, from the data card with TV functions or computer system, obtain described TV program information, according to described TV program information, automatically for user plays, disconnect previous TV programme.
The described data card with TV functions, comprises embedded file system, for the TV program information of the current broadcasting of Memory player.
The present invention also provides a kind of data card of supporting TV functions hot plug, comprise: TV chip, embedded file system, be connected with computer system communication data-interface, wherein, described TV chip, for received television program signal, obtain television programme data, by described data-interface, send to computer system; Described embedded file system, for preserving the TV program information of the current broadcasting of obtaining from computer system or TV chip.
Described TV program information comprises channel information.Described TV program information is by be connected the TV program information of the data-interface current broadcasting of obtaining from computer system of communication with computer system, or the TV program information of the current broadcasting of obtaining by TV chip.
Compared to the prior art the present invention, has solved in data card with TV function and can automatically not play the problem of watching channel last time.Because the TV program information to current broadcasting is preserved, if same computer system or same portion data card, without manual intervention, can direct viewing last time the television channel watched, without user, manually select, improved user's experience, reached effect easy to use.
Accompanying drawing explanation
Fig. 1 is the structure chart of supporting the system of TV functions hot plug;
Fig. 2 is player initialization flowchart first;
Fig. 3 realizes the flow chart of supporting TV warm connection function.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail.
While seeing TV for user is utilized on computers with the data card of TV functions, can as watch television set, open at every turn and need not manually select channel, but can automatically play the television channel of watching last time.The invention provides data card, the system and method for supporting TV functions hot plug, make data card can support the warm connection function of televising.Described warm connection function refers to when TV programme is play and supports data card to extract, and again can also continue to play the last TV programme of playing during data inserting card.
A kind of method of supporting TV functions hot plug of the present invention, comprising:
After being connected with computer system with the data card of TV functions, the TV program information of the current broadcasting of player of computer system is stored, described TV program information is stored in the data card and computer system with TV functions;
While being again connected after the data card with TV functions disconnects with computer system, player obtains the TV program information of preservation from the data card with TV functions or computer system, according to described TV program information, automatically for user plays, disconnects previous TV programme.While obtaining, can, by first judging in data card whether have channel information, if do not had, then read from computer system.
It is in the embedded file system being stored in the data card of TV functions that described TV program information is stored in the data card with TV functions.
Described TV program information comprises channel information.Channel information comprises a lot of details, for different standards, has different contents.Conventionally this channel information can refer to channel number.In can program request environment, this channel information refers to be exactly that the program number of program request can a unique sequence number determining this program.
When described method is specifically implemented, at the data card with TV functions, be connected to after computer system, can first detect player status, carry out player initialization; Then search channel, more the channel list of new computer system side; From computer system side with the data card side of TV functions, detect the information of watching television channel last time again, can first detect data card, if do not obtain from computer system again, according to the channel information obtaining, play corresponding television channel; When player plays TV programme, according to the television channel of current broadcasting, real-time update computer system side and the channel information of preserving with the data card side of TV functions.
A kind of system of supporting TV functions hot plug of the present invention, comprising:
With the data card of TV functions, for received television program signal, television programme data is sent to the player plays TV programme of computer system; Also for storing the TV program information of the current broadcasting of described player;
Computer system, has player, for the data card received television program data from TV functions, utilizes player plays TV programme; Also for storing the TV program information of the current broadcasting of described player;
Described player, for when the data card with TV functions again connects from computer system disconnects, from the data card with TV functions or computer system, obtain described TV program information, according to described TV program information, automatically for user plays, disconnect previous TV programme.
The described data card with TV functions, comprises embedded file system, for the TV program information of the current broadcasting of Memory player.
A kind of data card of supporting TV functions hot plug of the present invention, comprising: TV chip, embedded file system, be connected with computer system communication data-interface,
Described TV chip, for received television program signal, obtains television programme data, by described data-interface, sends to computer system;
Described embedded file system, for obtaining the TV program information of the current broadcasting of computer system by be connected the data-interface of communication with computer system, or by TV chip, obtain the TV program information of current broadcasting, preserve the TV program information of obtaining.
As shown in Figure 1, provided and in the present invention, supported the data card of TV functions hot plug and the structure chart of system.Described system comprises data card with TV function and computer system.In data card with TV function shown in Fig. 1, other modules of TV chip and data card share CPU, register and data channel.Described player, for playing TV programme, described embedded file system for example, for preserving the TV program information of current broadcasting, channel information.
User for the first time during the TV functions of usage data card, computer system side does not have the relevant information of channel, player carries out normal initialization, can select the channel of playing by user, and TV program information to the department of computer science that preserves current broadcasting unifies in data card.When user uses this data card next time, now computer system side and data card side have all been preserved the information such as channel user-selected while playing last time, from computer system side or data card side, all can obtain the TV program information of playing last time, thereby player can continue to play the last selected program of user, make the TV functions of this data card support hot plug, user-friendly, improved user's experience.
Technical scheme of the present invention can well be suitable for following several scenes: when one, user's usage data card is seen TV, data card is extracted while again plugging data card because of carelessness, can be continued to play the television channel of just having seen; Two, when user computer because other problems need to fill player or refitting during system again, can data inserting card, continue the television channel of seeing before playing; When three, user wants to change a computer system and continues again to watch the television channel of seeing, can in another computer system, use, play-over the television channel just now seen.
In technical scheme of the present invention, the TV programme of current broadcasting is carried out to real-time preservation TV program information, so after pulling up data card and once more connecting, can continue the broadcasting of the TV programme of broadcasting before recovering according to preserved TV program information, and needn't user manually select.In addition, because TV program information can be saved to respectively in data card and computer system, even the information dropout of computer system, or replacing computer system, still can obtain from data card the TV program information of preservation, thereby the TV programme of recovering to play last time for user continues to watch.
As shown in Figure 2, provided the flow process of player normal play TV programme:
Step S201, computer system detect data card and insert;
Step S202, user start player;
Step S203, player carry out frequency sweep, search channel, create local playlist;
Step S204, selected channel, carry out the mutual of control command with data card; Data card starts to accept TV data, by usb data passage, issues computer system;
Step S205, computer system side are decoded, and decoded data flow is issued to player and play;
Step S206, player are kept at this locality by the channel information of playing at present, then, channel information are saved in to EFS (Embedded File System, the embedded file system) region of data card side.
When user is playing in TV process switching channels, player can be kept at the channel information of current up-to-date broadcasting local computer system and data card side, to read channel information from local file or data card side while playing next time, continues to play.
As shown in Figure 3, provided when user inserts data card computer system (can be original computer system, can be also different computer systems) again, completed the idiographic flow step of the function that continues broadcasting, having comprised:
Step S301, judgement player status, if player is closed condition, go to step S302, if player is open mode, goes to step S303;
Step S302, from backstage, player is reinitialized to operation, calls player setup code, the operations such as replacement player status, effect is replacement player, make player can be normal and data card carry out alternately, go to step S304;
Step S303, player is carried out to initialization operation, this initialization is included as the data channel of player storage allocation, initialization player and TV functions serial ports etc., goes to step S304;
Step S304, player carry out frequency sweep, and channel searching, for different standards, is searched for different information.For example, for CMMB standard, need to scan frequency point information and Service ID; For ISDB-T standard, only need to scan frequency point information.
Step S305, judge whether this locality has channel list file, if do not had, goes to step S306, otherwise, go to step S307;
Step S306, create local play list file, the play list file of establishment is kept under the catalogue that local player installs, go to step S309;
Step S307, the channel list that uses search to obtain upgrade local channel list, if the channel that new channel list searches contains the local channel not having in the past, increase this channel information, the channel that this scanning does not have if former this locality has, deletes this channel information;
Step S308, the local information that whether has broadcasting channel last time of judgement, in this locality, detect the information of watching channel and the information integrity that whether had preserved last time, according to testing result, can judgement obtain playing the channel information of TV last time, if do not had, go to step S309, otherwise, go to step S311;
Step S309, judge whether data card Ce EFS district has the information of broadcasting channel last time, in data card side, detect the information of watching channel and the information integrity that whether had preserved last time, according to testing result, can judgement obtain playing the channel information of TV last time, if can, go to step S310, otherwise go to step S315;
Step S310, computer system read channel information from data card Ce EFS district, are about to pass through usb data passage at the channel information in data card CeEFS district, read local internal memory, go to step S312;
Step S311, from this locality, read the information of broadcasting channel last time, be about to exist local channel information to read in local internal memory, go to step S312;
Step S312, use channel information and the local channel list that the last time read out plays to compare, the channel that judge broadcasting last time whether in new channel list, if, go to step S313, otherwise, go to step S315;
The channel that step S313, last time play, in new channel list, is directly selected this channel, and player directly imports this channel information into frequency-selecting operation, and directly selected this channel, goes to step S316;
The channel that step S314, last time play, not in new channel list, illustrates the channel that new environment search was play less than last time, goes to step S315;
Step S315, there is no the information of broadcasting channel last time, wait for that user manually selects, after channel, to go to step S316;
Step S316, player and data card carry out the mutual of control command, mainly comprise that computer system side issues channel information to equipment side, and equipment side is to the reply of this instruction etc.;
Step S317, data card side start to receive data, by usb data passage, issue computer system;
Step S318, computer system side are decoded, and decoded data flow is issued to player and play;
Step S319, the channel information existence of current broadcasting TV is local, then, is saved in channel information in the EFS region of data card side.
If step S320 user switching channels, goes to step S316, restart to play new television channel, otherwise, continue to play original channel.
The foregoing is only embodiments of the invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present invention.
Claims (8)
1. a method of supporting TV functions hot plug, comprising:
After being connected with computer system with the data card of TV functions, the TV program information of the current broadcasting of player of computer system is stored, described TV program information is stored in the data card and computer system with TV functions;
While being again connected after the data card with TV functions disconnects with computer system, player obtains the TV program information of preservation from the data card with TV functions or computer system, according to described TV program information, automatically for user plays, disconnects previous TV programme.
2. the method for claim 1, is characterized in that,
It is in the embedded file system being stored in the data card of TV functions that described TV program information is stored in the data card with TV functions.
3. the method for claim 1, is characterized in that, described TV program information comprises the channel information of the TV programme of current broadcasting.
4. a system of supporting TV functions hot plug, comprising:
With the data card of TV functions, for received television program signal, television programme data is sent to the player plays TV programme of computer system; Also for storing the TV program information of the current broadcasting of described player;
Computer system, has player, for the data card received television program data from TV functions, utilizes player plays TV programme; Also for storing the TV program information of the current broadcasting of described player;
Described player, for when the data card with TV functions again connects from computer system disconnects, from the data card with TV functions or computer system, obtain described TV program information, according to described TV program information, automatically for user plays, disconnect previous TV programme.
5. system as claimed in claim 4, is characterized in that,
The described data card with TV functions, comprises embedded file system, for the TV program information of the current broadcasting of Memory player.
6. a data card for the support TV functions hot plug of TV functions hot-plug method is supported in employing as claimed in claim 1, comprising: TV chip, embedded file system, be connected with computer system communication data-interface,
Described TV chip, for received television program signal, obtains television programme data, by described data-interface, sends to computer system;
Described embedded file system, for preserving the TV program information of the current broadcasting of obtaining from computer system or TV chip.
7. data card as claimed in claim 6, is characterized in that,
Described TV program information comprises channel information.
8. data card as claimed in claim 6, is characterized in that,
Described TV program information is by be connected the TV program information of the data-interface current broadcasting of obtaining from computer system of communication with computer system, or the TV program information of the current broadcasting of obtaining by TV chip.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010521390.9A CN101984425B (en) | 2010-10-26 | 2010-10-26 | Data card, system and method capable of supporting television function hot plugging |
| PCT/CN2011/077029 WO2012055267A1 (en) | 2010-10-26 | 2011-07-11 | Data card, system and method for implementing television function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010521390.9A CN101984425B (en) | 2010-10-26 | 2010-10-26 | Data card, system and method capable of supporting television function hot plugging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101984425A CN101984425A (en) | 2011-03-09 |
| CN101984425B true CN101984425B (en) | 2014-03-19 |
Family
ID=43641594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010521390.9A Active CN101984425B (en) | 2010-10-26 | 2010-10-26 | Data card, system and method capable of supporting television function hot plugging |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101984425B (en) |
| WO (1) | WO2012055267A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101984425B (en) * | 2010-10-26 | 2014-03-19 | 中兴通讯股份有限公司 | Data card, system and method capable of supporting television function hot plugging |
| CN104427382A (en) * | 2013-09-02 | 2015-03-18 | 中兴通讯股份有限公司 | Television data card, television playing system and television program playing method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101114270A (en) * | 2006-07-28 | 2008-01-30 | 技嘉科技股份有限公司 | Image displaying card capable of thermal connect-disconnect and computer system thereof |
| CN201278593Y (en) * | 2008-09-18 | 2009-07-22 | 中兴通讯股份有限公司 | Multi-mode wireless data card |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0892554A3 (en) * | 1997-06-18 | 2000-03-01 | Matsushita Electric Industrial Co., Ltd. | Program information retrieval apparatus, method and system for retrieving and displaying information of broadcast programs |
| SG82587A1 (en) * | 1997-10-21 | 2001-08-21 | Sony Corp | Recording apparatus, recording method, playback apparatus, playback method, recording/playback apparatus, recording/playback method, presentation medium and recording medium |
| CN101159826A (en) * | 2007-11-27 | 2008-04-09 | 宏碁股份有限公司 | Video playing device and program information processing method used for the video playing device |
| CN101867780A (en) * | 2010-04-30 | 2010-10-20 | 中山大学 | Break-point continuous playing method for digital television and digital television |
| CN101984425B (en) * | 2010-10-26 | 2014-03-19 | 中兴通讯股份有限公司 | Data card, system and method capable of supporting television function hot plugging |
-
2010
- 2010-10-26 CN CN201010521390.9A patent/CN101984425B/en active Active
-
2011
- 2011-07-11 WO PCT/CN2011/077029 patent/WO2012055267A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101114270A (en) * | 2006-07-28 | 2008-01-30 | 技嘉科技股份有限公司 | Image displaying card capable of thermal connect-disconnect and computer system thereof |
| CN201278593Y (en) * | 2008-09-18 | 2009-07-22 | 中兴通讯股份有限公司 | Multi-mode wireless data card |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101984425A (en) | 2011-03-09 |
| WO2012055267A1 (en) | 2012-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102510392B (en) | Equipment room application sharing method and system, television and mobile terminal | |
| US20090235302A1 (en) | Information processing apparatus, content reproduction apparatus, information providing apparatus, device control apparatus, cooperative processing system, and program | |
| CN103501449A (en) | Method and device for recommending video source associated with television program | |
| CN101237544A (en) | A TV program search method and its system | |
| CN102547443A (en) | Resource sharing and interaction realizing method of multi-terminal system | |
| CN102045521B (en) | Digital television channel searching method and digital television employing same | |
| CN101984425B (en) | Data card, system and method capable of supporting television function hot plugging | |
| CN103748586B (en) | Smart television | |
| CN200976634Y (en) | Digital media player for receiving DVB data broadcasting | |
| CN105657492A (en) | Television signal processing method, television signal processing device and television playing control system | |
| CN105187860B (en) | Obtain the system and method in digital television program data storehouse | |
| CN103297516A (en) | Multi-type providing method, multi-type providing system and multi-type providing device of applications | |
| CN102868913A (en) | Method and system for remote synchronous virtual monitoring | |
| CN104427382A (en) | Television data card, television playing system and television program playing method | |
| CN107465946B (en) | Video playing method, device, system and terminal equipment | |
| CN102098570A (en) | Digital television information playing method and system | |
| CN104363487A (en) | STB (set top box) with function of automatic channel selection on startup | |
| CN107820133A (en) | Method, television set and the system of virtual reality video are provided in television set | |
| CN101291186A (en) | Communication terminal and urgent broadcasting method thereof | |
| CN103686379A (en) | Playing method and device for multi-media file, and television | |
| CN104853232B (en) | A kind of television channel update method and device | |
| CN103648052A (en) | Playlist based smart television media playing method and device and smart television | |
| CN104243403A (en) | Method capable of supporting online playing and equipment thereof | |
| CN106303632B (en) | Piecemeal is carried out to data and flies the method and system that screen plays | |
| CN106657837B (en) | Television system switching method and television |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |