CN103167335A - System and method for television signal playing for mobile device - Google Patents
System and method for television signal playing for mobile device Download PDFInfo
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- CN103167335A CN103167335A CN2011104223787A CN201110422378A CN103167335A CN 103167335 A CN103167335 A CN 103167335A CN 2011104223787 A CN2011104223787 A CN 2011104223787A CN 201110422378 A CN201110422378 A CN 201110422378A CN 103167335 A CN103167335 A CN 103167335A
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Abstract
The invention discloses a system and a method for television signal playing for a mobile device. When signal strength of television signals is lower than a default value and network television signals are searched, switching is carried out so that the network television signals are received and played through the method of wireless network, and therefore the technical effect of gapless playing on the mobile device when the signal strength of the television signals is poor can be achieved.
Description
Technical field
The present invention relates to a kind of Play System and method thereof, relate in particular to a kind of TV signal Play System and method thereof for mobile device.
Background technology
The technology of mobile device had very large development in recent years, not only had greatly improved on the size of installing and weight, and processing power, built-in internal memory and Display Technique, color depth etc. also have significant progress.The various functions that these improvement make mobile device before not comprise, broadcast of for example personal management, calculator, Java application and music and video program etc. can be applied to wherein.
In conjunction with above-described improvement, and new communication protocol and the rate of information throughput faster, in the various functions that mobile device increased newly, wherein there is one to be mobile TV.As shown in this title, mobile TV provides the broadcasting of TV kenel to allow the user can be at the mobile device TV, the broadcasting of mobile TV is based on China Mobile multimedia broadcasting (China Mobile Multimedia Broadcasting, CMMB) standard, the interactive many service architectures (STiMi) of satellite and ground of affiliated TiMiTech company of broadcasting research institute research and development, and China Mobile multimedia broadcasting is used the 2.6G frequency range, provides 25 cover videos, 30 cover audio program and additional data channels with the frequency range of 25MHz.
But the unavoidable problem of transmission of carrying out TV signal in the radio transmission mode is not to be the signal strength signal intensity that all positions can receive higher TV signal, when the position of the signal strength signal intensity deficiency that is positioned at TV signal, can cause video quality to be affected, TV signal can't be received even, the broadcast of TV signal can't be carried out and cause on mobile device.
In sum, when prior art has existed since medium-term and long-term signal strength signal intensity when TV signal not enough as can be known always, play TV signal and cause desultory problem on mobile device, so be necessary to propose improved technological means, solve this problem.
Summary of the invention
Because prior art is when existing signal strength signal intensity when TV signal not enough, the broadcast TV signal causes desultory problem on mobile device, and the present invention discloses a kind of TV signal Play System and method thereof for mobile device then, wherein:
TV signal Play System for mobile device disclosed in this invention, it comprises: the first playing module, judge module, time stamp module, search module, the second playing module, the 3rd playing module and handover module.
Wherein, the first playing module is in order to by radio transmission mode received television signal, and plays TV signal, or plays TV signal from the second time stamp (timestamp); Judge module is to judge that whether the signal strength signal intensity of TV signal is lower than default value; Time stamp module is when TV signal is played, receives the zero-time stamp; During lower than default value, receive very first time stamp when the signal strength signal intensity of TV signal; And when the signal strength signal intensity of TV signal during higher than default value, reception the second time stamp; Search module is in order to search for the Web TV signal corresponding with TV signal and zero-time stamp by the wireless network mode; The second playing module is in order to receiving the Web TV signal by the wireless network mode, and from very first time stamp playing network television signal; The 3rd playing module is the image file of playing appointment; And handover module when the signal strength signal intensity of TV signal lower than default value and when searching the Web TV signal, switch to the second playing module from the first playing module; Lower than default value and can't search the Web TV signal time, switch to the 3rd playing module from the first playing module when the signal strength signal intensity of TV signal; And during higher than default value, switch to the first playing module from the second playing module or the 3rd playing module when the signal strength signal intensity of TV signal.
TV signal player method for mobile device disclosed in this invention, it comprises the following step:
At first, by radio transmission mode received television signal, and play TV signal, and receive zero-time stamp (timestamp); Then, search for the Web TV signal corresponding with TV signal and zero-time stamp by the wireless network mode; Then, lower than default value and when searching the Web TV signal, receive very first time stamp when the signal strength signal intensity of TV signal, switch to receive the Web TV signal by the wireless network mode, and from very first time stamp playing network television signal; Then, lower than default value and can't search the Web TV signal time, switch the image file of playing appointment when the signal strength signal intensity of TV signal; At last, during higher than default value, receive the second time stamp when the signal strength signal intensity of TV signal, switch with by radio transmission mode received television signal, and play TV signal from the second time stamp.
System and method for disclosed in this invention as above, and the difference between prior art is that the present invention is at first by radio transmission mode received television signal and broadcast, search for corresponding Web TV signal by the wireless network mode again,, switch to receive Web TV signal and playing network television signal by the wireless network mode lower than default value and when searching the Web TV signal when the signal strength signal intensity of TV signal; Lower than default value and can't search the Web TV signal time, switch the image file of playing appointment when the signal strength signal intensity of TV signal; When the signal strength signal intensity of TV signal during higher than default value, switch with by radio transmission mode received television signal and play.
By above-mentioned technological means, the present invention can reach to be provided when the signal strength signal intensity of TV signal is not enough, is provided at the technology effect of seamless play on mobile device.
Description of drawings
Fig. 1 is the system block diagrams that the present invention is used for the TV signal broadcast of mobile device.
Fig. 2 is the method flow diagram that the present invention is used for the TV signal broadcast of mobile device.
Fig. 3 is the configuration diagram that the present invention is used for the TV signal broadcast of mobile device.
[primary clustering symbol description]
11 first playing modules
12 judge modules
13 time stamp modules
14 search modules
15 second playing modules
16 the 3rd playing modules
17 handover modules
20 mobile devices
31 TV signal
32 Web TV signals
33 image files
Embodiment
Below will coordinate graphic and embodiment describes embodiments of the present invention in detail, whereby to the present invention how the application technology means implementation procedure that solves technical problem and reach the technology effect can fully understand and implement according to this.
At first TV signal Play System for mobile device disclosed in this invention below will be described, and please refer to shown in Figure 1ly, Fig. 1 is that the present invention is used for the system block diagrams that the TV signal of mobile device is play.
TV signal Play System for mobile device disclosed in this invention, it comprises: the first playing module 11, judge module 12, time stamp module 13, search module 14, the second playing module 15, the 3rd playing module 16 and handover module 17.
The first playing module 11 is based on China Mobile multimedia broadcasting (China Mobile MultimediaBroadcasting, CMMB) standard is to pass through radio transmission mode received television signal, and broadcast TV signal, TV signal includes television channel name, television channel content ... etc., only for illustrating, do not limit to application category of the present invention with this at this.
then, at the first playing module 11 with by radio transmission mode received television signal, and when playing TV signal, time stamp module 13 namely can receive the zero-time stamp, so-called time stamp (timestamp) is for adding recognition character in a series of data, as time or date, consistent with long-range (remote) in order to ensure local side (local) Data Update order, the time stamp be defined as since on January 1st, 1970 (midnight of UTC/GMT) the number of seconds of process, do not consider leap second, and timestamp is when being designated as " 0 " and write out according to ISO 8601 forms and be " 1970-01-01 T00:00:00Z ".One hour of the time stamp is 3600 seconds, a Base day (epochday) of time stamp is 86400 seconds, leap second does not count, the expression mode of time stamp is except above-mentioned expression mode, also can be with number of seconds as expression, the timestamp that namely is designated as " 2011-11-30T 08:00:00Z " according to ISO 8601 form timestamps is designated as " 1322640000 ", only for illustrating, does not limit to application category of the present invention with this at this.
then, search module 14 namely can be searched for by the wireless network mode according to TV signal and the time stamp that begins, so as to searching out the Web TV signal corresponding with TV signal and zero-time stamp, particularly, the channel designation of supposing TV signal is designated as " 2011-11-30T 08:00:00Z " for " CCTV-5 " and initial time stamp, search module 14 can search Chinese Network TV Station (CNTV) by the wireless network mode to be had to provide with the channel designation of TV signal and is designated as Web TV signal corresponding to " 2011-11-30T 08:00:00Z " for " CCTV-5 " and initial time stamp.
Then, whether judge module 12 understands the real-time signal strength signal intensity that judges the first playing module 11 TV signal of playing lower than default value, and the signal strength signal intensity of judging 11 received television signals of the first playing module when judge module 12 is during lower than default value, represent that this moment is too low with the signal strength signal intensity that the radio transmission mode is provided, and can have influence on the quality that TV signal is play, and time stamp module 13 can receive very first time stamp more at the same time.
Then, handover module 17 can be judged the signal strength signal intensity of 11 received television signals of the first playing module lower than default value at judge module 12, and when search module 14 has search to draw the Web TV signal corresponding with TV signal and zero-time stamp, can switch to the second playing module 15 by the first playing module 11, the second playing module 15 namely can receive the Web TV signal by the wireless network mode, and from very first time stamp playing network television signal.
in addition, when search module 14 searches out the Web TV signal corresponding with TV signal and zero-time stamp, can receive the Web TV signal by the wireless network mode by the second playing module 15, but the action that do not play this moment, and the signal strength signal intensity of judging 11 received television signals of the first playing module at handover module 17 at judge module 12 is lower than default value, and search module 14 has when searching out the Web TV signal corresponding with TV signal and zero-time stamp, switch to the second playing module 15 by the first playing module 11 and just carry out the broadcast of Web TV signal.
The signal strength signal intensity that handover module 17 can be judged 11 received television signals of the first playing module at judge module 12 is during higher than default value, and time stamp module 13 can receive the second time stamp more at the same time, can switch back the first playing module 11 by the second playing module 15 or the 3rd playing module 16, and play TV signal by radio transmission mode received television signal from the second time stamp.
The signal strength signal intensity that handover module 17 can be judged 11 received television signals of the first playing module at judge module 12 is during higher than default value, also can keep the second playing module 15 or the 3rd playing module 16 broadcasts, until when needs switch back the first playing module 11 broadcast, time stamp module 13 just can receive the second time stamp again, and plays TV signal by radio transmission mode received television signal from the second time stamp.
By above-mentioned namely can be the signal strength signal intensity of the first playing module 11 TV signal of playing be too low when having influence on play quality, by the second playing module 15 with wireless network mode seamless play Web TV signal, or specify image file by the 3rd playing module 16 seamless play, view and admire the inconvenience of TV so as to avoiding the user on mobile device.
Then, below will explain orally function mode of the present invention and flow process with an embodiment, following embodiment please also refer to Fig. 1, Fig. 2 and shown in Figure 3 describing, and Fig. 2 is the method flow diagram that the present invention is used for the TV signal broadcast of mobile device; Fig. 3 is the configuration diagram that the present invention is used for the TV signal broadcast of mobile device.
at first the user passes through radio transmission mode received television signal 31 by the first playing module 11 on mobile device 20, and broadcast TV signal 31 (step 110), and the first playing module 11 is based on China Mobile multimedia broadcasting (China Mobile Multimedia Broadcasting, CMMB) standard is to pass through radio transmission mode received television signal 31, and broadcast TV signal 31, and TV signal 31 includes television channel name for " CCTV-5 ", at this only for illustrating, do not limit to application category of the present invention with this.
Then, at the first playing module 11 with by radio transmission mode received television signal 31, and when playing TV signal 31, time stamp module 13 namely can receive initial time stamp and be designated as " 2011-11-30T 08:00:00Z " or " 1322640000 " (step 110).
Then, the channel designation of supposing in an embodiment TV signal 31 is designated as " 2011-11-30T 08:00:00Z " or " 1322640000 " for " CCTV-5 " and initial time stamp, and search module 14 can search Chinese Network TV Station (CNTV) by the wireless network mode to be had to provide with the channel designation of TV signal 31 and be designated as Web TV signal 32 (step 120) corresponding to " 2011-11-30T 08:00:00Z " or " 1322640000 " for " CCTV-5 " and initial time stamp.
Then, whether judge module 12 understands the real-time signal strength signal intensity that judges the first playing module 11 TV signal of playing 31 lower than default value, the signal strength signal intensity that handover module 17 can be judged 11 received television signals 31 of the first playing module at judge module 12 is during lower than default value, represent that this moment is too low with the signal strength signal intensity that the radio transmission mode is provided, and can have influence on the quality that TV signal 31 is play, and time stamp module 13 can receive very first time stamp again and is " 2011-11-30T08:01:00Z " or " 1322640060 " at the same time.
in addition, search module 14 search out be designated as Web TV signal 32 corresponding to " 2011-11-30T 08:00:00Z " or " 1322640000 " with TV signal 31 and initial time stamp in, can receive Web TV signal 32 by the wireless network mode by the second playing module 15, but the action that do not play this moment, and handover module 17 can be judged the signal strength signal intensity of 11 received television signals 31 of the first playing module lower than default value at judge module 12, and search module 14 has search to draw when being designated as Web TV signal 32 corresponding to " 2011-11-30T 08:00:00Z " or " 1322640000 " with TV signal 31 and initial time stamp, switching to the second playing module 15 by the first playing module 11 is " 2011-11-30T 08:01:00Z " or " 1322640060 " playing network television signal 32 from very first time stamp.
the signal strength signal intensity that handover module 17 can be judged 11 received television signals 31 of the first playing module at judge module 12 is during higher than default value, and time stamp module 13 can receive the second timestamp again and be designated as " 2011-11-30T 08:02:00Z " or " 1322640120 " at the same time, can switch back the first playing module 11 by the second playing module 15 or the 3rd playing module 16, and by radio transmission mode received television signal 31, and be designated as " 2011-11-30T 08:02:00Z " or " 1322640120 " broadcast TV signal 31 (step 150) from the second timestamp.
The signal strength signal intensity that handover module 17 can be judged 11 received television signals 31 of the first playing module at judge module 12 is during higher than default value, also can keep the second playing module 15 or the 3rd playing module 16 broadcasts, until when needs switch back the first playing module 11 broadcast, time stamp module 13 just can receive the second time stamp again, and plays TV signal by radio transmission mode received television signal from the second time stamp.
By above-mentioned namely can be the signal strength signal intensity of the first playing module 11 TV signal of playing be too low when having influence on play quality, by the second playing module 15 with wireless network mode seamless play Web TV signal, or specify image file by the 3rd playing module 16 seamless play, view and admire the inconvenience of TV so as to avoiding the user on mobile device.
In sum, difference between the present invention and prior art is that the present invention is at first by radio transmission mode received television signal and broadcast as can be known, search for corresponding Web TV signal by the wireless network mode again,, switch to receive Web TV signal and playing network television signal by the wireless network mode lower than default value and when searching the Web TV signal when the signal strength signal intensity of TV signal; Lower than default value and can't search the Web TV signal time, switch the image file of playing appointment when the signal strength signal intensity of TV signal; When the signal strength signal intensity of TV signal during higher than default value, switch with by radio transmission mode received television signal and play.
Can solve the existing signal strength signal intensity when TV signal of prior art when not enough by this technological means, play TV signal and cause desultory problem on mobile device, and then reach and provide when the signal strength signal intensity of TV signal is not enough, be provided at the technology effect of seamless play on mobile device.
Although execution mode disclosed in this invention as above, described content is not in order to direct restriction scope of patent protection of the present invention.Any persond having ordinary knowledge in the technical field of the present invention under the prerequisite that does not break away from spirit and scope disclosed in this invention, can do a little change what implement in form and on details.Scope of patent protection of the present invention, still must with appended claim the person of being defined be as the criterion.
Claims (6)
1. a TV signal Play System that is used for mobile device, is characterized in that, comprises:
One first playing module in order to receiving a TV signal by the radio transmission mode, and is play this TV signal, or is play this TV signal from one second time stamp;
One judge module, in order to the signal strength signal intensity that judges this TV signal whether lower than default value;
One time stamp module when this TV signal is played, receives an initial timestamp note; During lower than default value, receive a very first time stamp when the signal strength signal intensity of this TV signal; And during higher than default value, receive this second time stamp when the signal strength signal intensity of this TV signal;
One search module is in order to search for a Web TV signal corresponding with this TV signal and this zero-time stamp by the wireless network mode;
One second playing module in order to receiving this Web TV signal by the wireless network mode, and should be play this Web TV signal by very first time stamp certainly;
One the 3rd playing module is in order to play the image file of appointment; And
One handover module lower than default value and when searching this Web TV signal, switches to this second playing module from this first playing module when the signal strength signal intensity of this TV signal; Lower than default value and can't search this Web TV signal the time, switch to the 3rd playing module from this first playing module when the signal strength signal intensity of this TV signal; And during higher than default value, switch to this first playing module from this second playing module or the 3rd playing module when the signal strength signal intensity of this TV signal.
2. the TV signal Play System for mobile device as claimed in claim 1, it is characterized in that, this search module searches this Web TV signal corresponding with this TV signal and this zero-time stamp, and this second playing module directly receives this Web TV signal by the wireless network mode.
3. the TV signal Play System for mobile device as claimed in claim 1, is characterized in that, when also comprising signal strength signal intensity when this TV signal higher than default value, keeps the broadcast of this second playing module or the 3rd playing module.
4. a TV signal player method that is used for mobile device, is characterized in that, comprises the following step:
Receive a TV signal by the radio transmission mode, and play this TV signal, and receive an initial timestamp note;
Search for a Web TV signal corresponding with this TV signal and this zero-time stamp by the wireless network mode;
Lower than default value and when searching this Web TV signal, receive a very first time stamp when the signal strength signal intensity of this TV signal, switch to receive this Web TV signal by the wireless network mode, and certainly should play this Web TV signal by very first time stamp;
Lower than default value and can't search this Web TV signal the time, switch the image file of playing appointment when the signal strength signal intensity of this TV signal; And
During higher than default value, receive one second time stamp when the signal strength signal intensity of this TV signal, switch to receive this TV signal by the radio transmission mode, and this second time stamp is play this TV signal certainly.
5. the TV signal player method for mobile device as claimed in claim 4, it is characterized in that, the step of searching for this Web TV signal corresponding with this TV signal and this zero-time stamp by the wireless network mode also comprises directly and receives this Web TV signal by the wireless network mode.
6. the TV signal player method for mobile device as claimed in claim 4, it is characterized in that, when the TV signal player method that should be used for mobile device also comprise signal strength signal intensity when this TV signal higher than default value, keep the step of the broadcast of this second playing module or the 3rd playing module.
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| CN2011104223787A CN103167335A (en) | 2011-12-15 | 2011-12-15 | System and method for television signal playing for mobile device |
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| CN2011104223787A CN103167335A (en) | 2011-12-15 | 2011-12-15 | System and method for television signal playing for mobile device |
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Application publication date: 20130619 |