CN109040832A - Channel scan method, smart television and computer readable storage medium - Google Patents
Channel scan method, smart television and computer readable storage medium Download PDFInfo
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- CN109040832A CN109040832A CN201811166407.6A CN201811166407A CN109040832A CN 109040832 A CN109040832 A CN 109040832A CN 201811166407 A CN201811166407 A CN 201811166407A CN 109040832 A CN109040832 A CN 109040832A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—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 encoded video stream packets from an IP network
- H04N21/4383—Accessing a communication channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4825—End-user interface for program selection using a list of items to be played back in a given order, e.g. playlists
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Databases & Information Systems (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The invention discloses a kind of channel scan methods, the following steps are included: when receiving channel scanning order, obtain the first frequency point list of the ATSC1.0 standard and the second frequency point list of the ATSC3.0 standard, next each frequency point in the first frequency point list and the second frequency point list is set gradually as frequency locking frequency point, frequency locking is carried out to the programme signal received based on current frequency locking frequency point, then when frequency locking success, the corresponding program parameter of current frequency locking frequency point is obtained.The invention also discloses a kind of smart television and computer readable storage mediums.Frequency locking is carried out by all frequency points in traversal ATSC1.0 standard and ATSC3.0 standard, avoids omitting programme signal, promotes frequency locking efficiency, brings good experience for user.
Description
Technical field
The present invention relates to intelligent television field more particularly to a kind of channel scan methods, smart television and computer-readable
Storage medium.
Background technique
With the development of digital television business, the type of digital television program is also more and more.ATSC(Advanced
Television Systems Committee, Advanced Television Systems Committee), it is the DTV national standard in the U.S., he
Have developed 3.0 standards system of ATSC, this is the combination of a radio broadcasting and broadband.
ATSC existing network environment exists simultaneously the signal of ATSC1.0 standard and the signal of ATSC3.0 standard at present, due to
ATSC1.0 standard is different from ATSC3.0 standard, supports the equipment of ATSC1.0 standard at present or supports setting for ATSC3.0 standard
It is standby, whole ATSC signals can not be subjected to frequency locking.
Summary of the invention
The main purpose of the present invention is to provide a kind of channel scan methods, it is intended to solve while have ATSC1.0 standard
Signal and ATSC3.0 standard signal existing network environment in, the technical issues of whole ATSC signals can not being subjected to frequency locking.
To achieve the above object, the present invention provides a kind of channel scan method, and the channel scan method includes following step
It is rapid:
When receiving channel scanning order, obtain the ATSC1.0 standard the first frequency point list and the ATSC3.0
Second frequency point list of standard；
Each frequency point in the first frequency point list and the second frequency point list is set gradually as frequency locking frequency point, base
Frequency locking is carried out to the programme signal received in current frequency locking frequency point.
Further, in one embodiment, described will be in the first frequency point list and the second frequency point list
The step of each frequency point sets gradually as frequency locking frequency point, carries out frequency locking to the programme signal received based on current frequency locking frequency point it
Afterwards, the channel scan method further include:
When frequency locking success, the corresponding program parameter of current frequency locking frequency point is obtained, wherein program parameter includes program data
And channel information；
Current frequency locking frequency point is defined as history frequency point, and history frequency point described in associated storage and its corresponding program
Parameter is to default memory block.
Further, in one embodiment, described when frequency locking success, obtain the corresponding program ginseng of current frequency locking frequency point
Several steps include:
When frequency locking success, the corresponding type of the current frequency locking frequency point is obtained, and obtain based on the type
Take the program parameter.
Further, in one embodiment, described that current frequency locking frequency point is defined as history frequency point, and associated storage institute
After the step of stating history frequency point and its corresponding program parameter to default memory block, the channel scan method is also wrapped
It includes:
When each frequency point in the first frequency point list and the second frequency point list sets gradually as frequency locking frequency point, and
After the completion of the operation for carrying out frequency locking to the programme signal received based on current frequency locking frequency point, based on the program in default memory block
Parameter generates channel program list.
Further, in one embodiment, the channel scan method includes:
When receiving quick frequency locking order, the frequent point of fast lock is obtained based on the quick frequency locking order, and be based on institute
Fast lock is stated to be put again and again to the programme signal progress frequency locking received.
Further, in one embodiment, described when receiving quick frequency locking order, based on the quick frequency locking life
It enables and obtains the frequent point of fast lock, and put the step of frequency locking is carried out to the programme signal received packet again and again based on the fast lock
It includes:
When receiving quick frequency locking order, determine the default memory block with the presence or absence of history frequency point；
It is the frequent point of fast lock by history frequency point setting, and be based on institute when the default memory block is there are when history frequency point
Fast lock is stated to be put again and again to the programme signal progress frequency locking received.
Further, in one embodiment, described when the default memory block is there are when history frequency point, by history frequency point
Be set as the frequent point of fast lock, and put again and again based on the fast lock the step of frequency locking is carried out to the programme signal received it
Afterwards, the channel scan method further include:
When frequency locking failure, in default memory block, the deletion fast lock is put and its corresponding program parameter again and again.
Further, in one embodiment, described when receiving quick frequency locking order, determine the default memory block
After the step of with the presence or absence of history frequency point, the channel scan method further include:
When the history frequency point is not present in the default memory block, the channel scanning order is triggered.
In addition, to achieve the above object, the present invention also provides a kind of smart television, the smart television include: memory,
Processor and it is stored in the channel scanning program that can be run on the memory and on the processor, the channel scanning journey
The step of sequence realizes channel scan method described in any of the above embodiments when being executed by the processor.
In addition, to achieve the above object, the present invention also provides a kind of computer readable storage medium, the readable storage medium
Channel scanning program is stored in matter, the channel scanning program realizes channel described in any of the above embodiments when being executed by processor
The step of scan method.
The present invention by when receiving channel scanning order, obtain the ATSC1.0 standard the first frequency point list and
Second frequency point list of the ATSC3.0 standard, next will be in the first frequency point list and the second frequency point list
Each frequency point sets gradually as frequency locking frequency point, carries out frequency locking to the programme signal received based on current frequency locking frequency point, then when
When frequency locking success, the corresponding program parameter of current frequency locking frequency point is obtained.By in traversal ATSC1.0 standard and ATSC3.0 standard
All frequency points carry out frequency locking, avoid omit programme signal, promoted frequency locking efficiency, promoted user experience.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of smart television in hardware running environment that the embodiment of the present invention is related to；
Fig. 2 is the flow diagram of channel scan method first embodiment of the present invention；
Fig. 3 is the flow diagram of channel scan method second embodiment of the present invention；
Fig. 4 is the flow diagram of the 5th embodiment of channel scan method of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figure 1, Fig. 1 is the structural representation of smart television in hardware running environment that the embodiment of the present invention is related to
Figure.
As shown in Figure 1, the smart television may include: processor 1001, such as CPU, network interface 1004, user interface
1003, memory 1005, communication bus 1002.Wherein, communication bus 1002 is for realizing the connection communication between these components.
User interface 1003 may include display screen (Display), input unit such as keyboard (Keyboard), optional user interface
1003 can also include standard wireline interface and wireless interface.Network interface 1004 optionally may include that the wired of standard connects
Mouth, wireless interface (such as WI-FI interface).Memory 1005 can be high speed RAM memory, be also possible to stable memory
(non-volatile memory), such as magnetic disk storage.Memory 1005 optionally can also be independently of aforementioned processor
1001 storage device.
It will be understood by those skilled in the art that terminal structure shown in Fig. 1 does not constitute the restriction to smart television, it can
To include perhaps combining certain components or different component layouts than illustrating more or fewer components.
As shown in Figure 1, as may include that operating system, network are logical in a kind of memory 1005 of computer storage medium
Believe module, Subscriber Interface Module SIM and channel scanning program.
In terminal shown in Fig. 1, network interface 1004 is mainly used for connecting background server, carries out with background server
Data communication；User interface 1003 is mainly used for connecting client (user terminal), carries out data communication with client；And processor
1001 can be used for calling the channel scanning program stored in memory 1005.
In the present embodiment, smart television includes: memory 1005, processor 1001 and is stored in the memory 1005
Channel scanning program that is upper and being run on the processor 1001, wherein processor 1001 calls to be deposited in memory 1005
When the channel scanning program of storage, the step of executing the channel scan method that each embodiment of the application provides.
The present invention also provides a kind of methods, are the flow diagram of the method for the present invention first embodiment referring to Fig. 2, Fig. 2.
In the present embodiment, which includes:
Step S10 obtains the first frequency point list and the institute of the ATSC1.0 standard when receiving channel scanning order
State the second frequency point list of ATSC3.0 standard；
Step S20 sets gradually each frequency point in the first frequency point list and the second frequency point list for lock
It is frequent, frequency locking is carried out to the programme signal received based on current frequency locking frequency point.
In the present embodiment, the meaning of " DTV " does not imply that the television set in our families, and refers to TV signal
Processing, transmission, the television system or television equipment that digital signal is used in transmitting and receive process.Its specific transmission process
Be: the image and voice signal sent out by TV station form digital television signal after digital compression and digital modulation, pass through
The modes such as satellite, terrestrial wireless broadcast or wire cable transmit, and after Digital TV Receiving, pass through digital demodulation and number view sound
Frequency decoding process restores original image and sound accompaniment.Because overall process is all made of digital technology processing, the loss of signal
Small, reception is good.
ATSC Advanced Television Systems Committee, the committee formally passed through ATSC DTV state in nineteen ninety-five September 15th
Family's standard, ATSC3.0 is the latest specification of ATSC, and Broadcast is effectively combined with Broadband.It is different from ATSC1.0
It is that ATSC3.0 is thoroughly reconstructed agreement, sufficiently uses the standard of network protocol, used MMTP, ROUTE (DASH) agreement
Transmit audio-video and file.
In the present embodiment, smart television refer to TV equipment or other can receive ATSC1.0 standard signals and
The equipment of ATSC3.0 standard signal, smart television carries out channel scanning, and then obtains the TV program list of each channel, and
After watch corresponding TV programme.Specifically, smart television includes frequency modulator Tuner, also referred to as channel selector, Tuner
Frequency locking is carried out according to frequency locking frequency point, further, when receiving channel scanning order, smart television obtains ATSC1.0 standard
The first frequency point list and ATSC3.0 standard the second frequency point list, the two tables dispatch from the factory when have been saved in smart television
In internal storage or external memory, then each frequency point in the first frequency point list and the second frequency point list is set gradually
For frequency locking frequency point, frequency locking is carried out to the programme signal received according to current frequency locking frequency point.
It should be noted that since ATSC existing network environment has the signal and ATSC3.0 standard of ATSC1.0 standard simultaneously
Signal, so needing successively to carry out the ATSC signal received using all frequency points of ATSC1.0 standard and ATSC3.0 standard
Frequency locking obtains channel information and programme information, that is to say, that a frequency locking frequency point is arranged for Tuner every time, Tuner is according to lock
Again and again point matches the ATSC signal received, another frequency locking frequency point then is arranged for Tuner again, until ATSC1.0 standard
It is traversed with all frequency points of ATSC3.0 standard.
Further, in one embodiment, after step S20 further include:
Step S30 obtains the corresponding program parameter of current frequency locking frequency point, wherein program parameter includes when frequency locking success
Program data and channel information；
Current frequency locking frequency point is defined as history frequency point by step S40, and history frequency point described in associated storage and its corresponding
The program parameter is to default memory block.
In the present embodiment, frequency locking frequency point is an important parameter of Tuner, and Tuner goes matching to receive with frequency locking frequency point
The ATSC signal arrived, ATSC signal include the signal for meeting ATSC1.0 standard and the signal for meeting ATSC3.0 standard, that is,
It says, when there is signal matched with frequency locking frequency point in ATSC signal, frequency locking success, that is, a channel is searched, otherwise,
When signal matched with frequency locking frequency point is not present in ATSC signal, frequency locking is unsuccessful.It should be noted that no matter frequency locking whether at
Function will all continue that next frequency locking frequency point progress frequency locking is arranged, until all frequency points of ATSC1.0 standard and ATSC3.0 standard
It is traversed and is set as frequency locking frequency point, can prevent from omitting ATSC signal in this way, influence channel scanning result.
Further, when frequency locking success, smart television obtains program parameter, that is, obtains program data and channel letter
Breath.Specifically, after Tuner locked frequency point, smart television can issue request relevant to the successful frequency locking frequency point of frequency locking, to obtain
Program data and channel information are taken, next, saving the successful frequency locking frequency point of frequency locking and corresponding program data and channel letter
Breath, by these data correlations storage to preset memory block.Wherein, default memory block can be in the internal memory of smart television
In, it can also be in the external memory of smart television, that is, the External memory equipment accessed by external interface, such as it is logical
The flash disk of USB interface access is crossed, about the specific location of default memory block, is not limited in the present invention.
It should be noted that one frequency locking frequency point is only set for the Tuner of smart television every time, if frequency locking success, that
Smart television just obtains the corresponding program parameter of current frequency locking frequency point, and the program parameter that current frequency locking frequency point is corresponding
It is saved in default memory block, when there are the success of multiple frequency locking, needs the successful frequency locking frequency point of each frequency locking and its correspondence
Program parameter be saved in default memory block.
After the frequency point of ATSC1.0 standard and ATSC3.0 standard is carried out frequency locking by traversal, according to the storage of default memory block
Program parameter, that is, program data and channel information generate the rendition list.
For example, receive 30 of smart television meet the signal of ATSC1.0 standard, wherein having a signal and frequency
Point 473MHz is related, related to frequency point 393MHz without signal；Also receive 50 meets ATSC3.0 standard to smart television simultaneously
Signal, there is no signal related to frequency point 473MHz and frequency point 393MHz in 50 signals.When receiving channel scanning order,
Frequency point is obtained in first frequency point list of ATSC1.0 standard and the second frequency point list of ATSC3.0 standard, then will acquire
Frequency point sets gradually the frequency locking frequency point of Tuner, when the frequency locking frequency point setting of Tuner is that 473MHz carries out frequency locking, uses 473MHz
The ATSC signal for going matching to receive, frequency locking can succeed, and can successfully get the corresponding program data of 473MHz and frequency
Road information is then saved in default storage using frequency point 473MHz and its corresponding program data and channel information as a record
Qu Zhong.When the frequency locking frequency point setting of Tuner is that 393MHz carries out frequency locking, frequency locking is unsuccessful, because of all ATSC letter received
There is no that signal is related to frequency point 393MHz in number, at this time without saving any data.
The channel scan method that the present embodiment proposes obtains the ATSC1.0 standard when receiving channel scanning order
The first frequency point list and the ATSC3.0 standard the second frequency point list, next by the first frequency point list and described
Each frequency point in second frequency point list sets gradually as frequency locking frequency point, based on current frequency locking frequency point to the programme signal received
Frequency locking is carried out, then when frequency locking success, obtains the corresponding program parameter of current frequency locking frequency point.By traversing ATSC1.0 standard
Frequency locking is carried out with all frequency points in ATSC3.0 standard, avoids omitting programme signal, promotes frequency locking efficiency, promote user experience.
Based on first embodiment, the second embodiment of the method for the present invention is proposed, referring to Fig. 3, in the present embodiment, step
S30 includes:
Step S31 obtains the corresponding type of the current frequency locking frequency point, and be based on the mark when frequency locking success
Quasi- type obtains the program parameter.
In the present embodiment, ATSC1.0 standard and ATSC3.0 standard are without compatibility, therefore, when frequency locking frequency point frequency locking at
When function, need to determine the method for obtaining program data and channel information according to the corresponding type of frequency locking frequency point.
Specifically, when frequency locking success, frequency locking is when successfully current frequency locking frequency point belongs to ATSC1.0 standard, smart television
The request for obtaining each table of PSIP (such as PAT, PMT, VCT) is sent to upstream equipment, upstream equipment is handled and returned according to request
Each table of PSIP is returned to smart television, smart television constructs program data according to each table of the PSIP got and ATSC1.0 standard
And channel information；For frequency locking when successfully current frequency locking frequency point belongs to ATSC3.0 standard, smart television, which is sent, obtains IP bag filter
To upstream equipment, upstream equipment is handled according to request and returns to IP bag filter to intelligence for the request of (including SLT, S-TSID etc.)
Energy TV, smart television is according to IP bag filter and ATSC3.0 standard the building program data and channel information got.
The channel scan method that the present embodiment proposes obtains the corresponding mark of the current frequency locking frequency point when frequency locking success
Quasi- type, and the program parameter is obtained based on the type, by traversal ATSC1.0 standard and ATSC3.0 standard
All frequency points carry out frequency locking, and program data and channel information are accurately obtained according to specific type, are avoiding omitting
Frequency locking efficiency is promoted while programme signal, brings good experience for user.
Based on second embodiment, the 3rd embodiment of the method for the present invention is proposed, in the present embodiment, after step S40 also
Include:
Step S50, when each frequency point in the first frequency point list and the second frequency point list sets gradually as lock
It is frequent, and after the completion of carrying out based on current frequency locking frequency point the operation of frequency locking to the programme signal that receives, based on default storage
Program parameter in area generates channel program list.
In the present embodiment, when channel scanning order, which executes, to be completed, need to generate channel program list to user, user
The TV programme for selecting channel according to channel program list and being watched.Therefore, it is necessary to monitor channel scanning state, that is,
All frequency points in monitoring ATSC1.0 standard and ATSC3.0 standard are traversed the state for being set as frequency locking frequency point.
Specifically, when channel scanning process is also not finished, that is, the frequency locking without completing whole frequency locking frequency points, need after
The frequency having not been used is obtained in second frequency point list of continuous the first frequency point list and ATSC3.0 standard from ATSC1.0 standard
Then point carries out frequency locking for frequency point as the frequency locking frequency point of the Tuner of smart television.
When each frequency point in the first frequency point list of ATSC1.0 standard and the second frequency point list of ATSC3.0 standard according to
It is secondary to be set as frequency locking frequency point, and after the completion of carrying out based on current frequency locking frequency point the operation of frequency locking to the programme signal received,
It is exactly that channel scanning terminates, according to the corresponding relationship of the program data and channel information that save in default memory block, generates channel
The rendition list.
The channel scan method that the present embodiment proposes, when each in the first frequency point list and the second frequency point list
A frequency point sets gradually as frequency locking frequency point, and complete based on the operation that current frequency locking frequency point carries out frequency locking to the programme signal received
Cheng Hou generates channel program list based on the program parameter in default memory block.Pass through traversal ATSC1.0 standard and ATSC3.0
All frequency points in standard carry out frequency locking, and frequency locking efficiency is promoted while avoiding omitting programme signal, bring well for user
Experience.
Based on 3rd embodiment, the fourth embodiment of the method for the present invention is proposed, in the present embodiment, after step S40 also
Include:
Step S60 obtains the frequent point of fast lock based on the quick frequency locking order when receiving quick frequency locking order,
And it is put again and again based on the fast lock and frequency locking is carried out to the programme signal received.
In the present embodiment, when smart television receives quick frequency locking order, start quick frequency locking mode, obtain quick
The corresponding frequency locking frequency point of frequency locking mode, that is, the frequent point of fast lock, then put again and again according to fast lock to the ATSC received
Programme signal carries out frequency locking operation.Specifically, Tuner puts the ATSC signal that matching receives with fast lock again and again, works as ATSC
For signal in the presence of when putting matched ATSC1.0 signal or ATSC3.0 signal again and again with fast lock, frequency locking is successful, that is, searches
One channel, otherwise, when ATSC signal, which is not present, puts matched ATSC1.0 signal or ATSC3.0 signal again and again with fast lock,
Frequency locking is unsuccessful.No matter whether frequency locking succeeds, and will all continue that next frequency locking frequency point progress frequency locking is arranged, until quick frequency locking is ordered
It enables corresponding all frequency points be traversed and is set as frequency locking frequency point.
It should be noted that fast lock put again and again be also ATSC1.0 or ATSC3.0 band limits in frequency point, fast lock
Again and again the frequency point being stored in default memory block is put, is obtained by access preset memory block.
The channel scan method that the present embodiment proposes, when receiving quick frequency locking order, based on the quick frequency locking life
It enables and obtains the frequent point of fast lock, and put again and again based on the fast lock and frequency locking is carried out to the programme signal received.Pass through traversal
Quickly the corresponding frequency point of frequency locking order carries out frequency locking, improves frequency locking speed, brings good experience for user.
Based on fourth embodiment, the 5th embodiment of the method for the present invention is proposed, referring to Fig. 4, in the present embodiment, step
S60 includes:
Step S61 determines the default memory block with the presence or absence of history frequency point when receiving quick frequency locking order；
History frequency point setting is the frequent point of fast lock when the default memory block is there are when history frequency point by step S62,
And it is put again and again based on the fast lock and frequency locking is carried out to the programme signal received.
In the present embodiment, when smart television receives quick frequency locking order, it is first determined whether deposit default memory block
In history frequency point, the frequency locking frequency point that default memory block saves is the successful frequency locking frequency of frequency locking in channel scanning order start-up course
Point is not emptied if once starting channel scan command and presetting memory block, and default memory block there is history
Frequency point can execute the corresponding operation of quick frequency locking order.
It specifically, is the frequent point of fast lock by history frequency point setting when the default memory block is there are when history frequency point, and
It is put again and again based on fast lock and frequency locking is carried out to the programme signal received, that is to say, that obtain history frequency point from default memory block
The frequency locking frequency point of Tuner as smart television, then Tuner matches the ATSC signal received according to frequency locking frequency point, connects down
Being again that another frequency locking frequency point is arranged in Tuner, until the corresponding all frequency points of quick frequency locking order are traversed.
Further, in one embodiment, after step S62 further include:
Step S63, when frequency locking failure, in default memory block, the deletion fast lock is put again and again and its corresponding program is joined
Number.
In the present embodiment, when smart television receives quick frequency locking order, and there is history frequency point in default memory block,
It obtains history frequency point to put again and again as fast lock and carry out frequency locking, although it is channel scanning order that the fast lock got is put again and again
The corresponding successful frequency point of frequency locking, but due to channel switching etc., may cause and put frequency locking failure again and again using fast lock,
Therefore it also to be handled for frequency locking failure situation.
Further, it is determined that whether frequency locking succeeds, when putting the programme signal success that matching receives again and again with fast lock,
It puts the corresponding relationship with type again and again based on fast lock, obtains program data and channel information, and update default memory block
The fast lock saved puts corresponding program data and channel information again and again；When the frequency locking is unsuccessful, illustrate current ATSC
There is no put matched programme signal again and again with fast lock in signal, it is therefore desirable to delete the fast lock and put corresponding note again and again
Record, that is, put again and again and its corresponding program data and channel information in default memory block deletion fast lock.
Further, in one embodiment, after step S61 further include:
Step S64 triggers the channel scanning order when the history frequency point is not present in the default memory block.
In the present embodiment, when default memory block does not have history frequency point, illustrate not start channel scan command or
Person, which presets memory block, is emptied, and can not successfully get the frequent point of fast lock at this time, also can not just execute quick frequency locking operation,
Then when history frequency point is not present in default memory block, channel scanning order is triggered, executes the corresponding operating procedure of channel scanning.
The channel scan method that the present embodiment proposes determines the default memory block when receiving quick frequency locking order
It is fast lock by history frequency point setting next when the default memory block is there are when history frequency point with the presence or absence of history frequency point
It is frequent, and put again and again based on the fast lock and frequency locking is carried out to the programme signal received.By traversing quick frequency locking order
Corresponding frequency point carries out frequency locking, improves frequency locking speed, while real-time update frequency-locked state and related data, brings well for user
Experience.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On be stored with channel scanning program, following operation is realized when the channel scanning program is executed by processor:
When receiving channel scanning order, obtain the ATSC1.0 standard the first frequency point list and the ATSC3.0
Second frequency point list of standard；
Each frequency point in the first frequency point list and the second frequency point list is set gradually as frequency locking frequency point, base
Frequency locking is carried out to the programme signal received in current frequency locking frequency point.
Further, following operation is also realized when the channel scanning program is executed by processor:
When frequency locking success, the corresponding program parameter of current frequency locking frequency point is obtained, wherein program parameter includes program data
And channel information；
Current frequency locking frequency point is defined as history frequency point, and history frequency point described in associated storage and its corresponding program
Parameter is to default memory block.
Further, following operation is also realized when the channel scanning program is executed by processor:
When frequency locking success, the corresponding type of the current frequency locking frequency point is obtained, and obtain based on the type
Take the program parameter.
Further, following operation is also realized when the channel scanning program is executed by processor:
When each frequency point in the first frequency point list and the second frequency point list sets gradually as frequency locking frequency point, and
After the completion of the operation for carrying out frequency locking to the programme signal received based on current frequency locking frequency point, based on the program in default memory block
Parameter generates channel program list.
Further, following operation is also realized when the channel scanning program is executed by processor:
When receiving quick frequency locking order, the frequent point of fast lock is obtained based on the quick frequency locking order, and be based on institute
Fast lock is stated to be put again and again to the programme signal progress frequency locking received.
Further, following operation is also realized when the channel scanning program is executed by processor:
When receiving quick frequency locking order, determine the default memory block with the presence or absence of history frequency point；
It is the frequent point of fast lock by history frequency point setting, and be based on institute when the default memory block is there are when history frequency point
Fast lock is stated to be put again and again to the programme signal progress frequency locking received.
Further, following operation is also realized when the channel scanning program is executed by processor:
When frequency locking failure, in default memory block, the deletion fast lock is put and its corresponding program parameter again and again.
Further, following operation is also realized when the channel scanning program is executed by processor:
When the history frequency point is not present in the default memory block, the channel scanning order is triggered.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the system that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or system institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or system.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that terminal device (it can be mobile phone,
Computer, server, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of channel scan method, which is characterized in that the channel scan method the following steps are included:
When receiving channel scanning order, the first frequency point list and the ATSC3.0 standard of the ATSC1.0 standard are obtained
The second frequency point list；
Each frequency point in the first frequency point list and the second frequency point list is set gradually as frequency locking frequency point, based on working as
Preceding frequency locking frequency point carries out frequency locking to the programme signal received.
2. channel scan method as described in claim 1, which is characterized in that described by the first frequency point list and described
Each frequency point in two frequency point lists sets gradually as frequency locking frequency point, based on current frequency locking frequency point to the programme signal received into
After the step of row frequency locking, the channel scan method further include:
When frequency locking success, the corresponding program parameter of current frequency locking frequency point is obtained, wherein program parameter includes program data and frequency
Road information；
Current frequency locking frequency point is defined as history frequency point, and history frequency point described in associated storage and its corresponding program parameter
To default memory block.
3. channel scan method as claimed in claim 2, which is characterized in that it is described when frequency locking success, obtain current frequency locking
The step of frequency point corresponding program parameter includes:
When frequency locking success, the corresponding type of the current frequency locking frequency point is obtained, and institute is obtained based on the type
State program parameter.
4. channel scan method as claimed in claim 2, which is characterized in that described that current frequency locking frequency point is defined as history frequency
Point, and after the step of history frequency point described in associated storage and its corresponding program parameter to default memory block, the frequency
Road scan method further include:
When each frequency point in the first frequency point list and the second frequency point list sets gradually as frequency locking frequency point, and it is based on
After the completion of current frequency locking frequency point carries out the operation of frequency locking to the programme signal received, based on the program parameter in default memory block
Generate channel program list.
5. channel scan method according to any one of claims 1 to 4, the channel scan method further include:
When receiving quick frequency locking order, the frequent point of fast lock is obtained based on the quick frequency locking order, and based on described fast
Fast frequency locking frequency point carries out frequency locking to the programme signal received.
6. channel scan method as claimed in claim 5, which is characterized in that described when receiving quick frequency locking order, base
Obtain the frequent point of fast lock in the quick frequency locking order, and put again and again based on the fast lock to the programme signal received into
The step of row frequency locking includes:
When receiving quick frequency locking order, determine the default memory block with the presence or absence of history frequency point；
It is the frequent point of fast lock by history frequency point setting, and based on described fast when the default memory block is there are when history frequency point
Fast frequency locking frequency point carries out frequency locking to the programme signal received.
7. channel scan method as claimed in claim 6, which is characterized in that described when there are history frequencies for the default memory block
Be the frequent point of fast lock by history frequency point setting when point, and put again and again based on the fast lock to the programme signal received into
After the step of row frequency locking, the channel scan method further include:
When frequency locking failure, in default memory block, the deletion fast lock is put and its corresponding program parameter again and again.
8. channel scan method as claimed in claim 6, which is characterized in that it is described when receiving quick frequency locking order, it determines
After the default memory block whether there is the step of history frequency point, the channel scan method further include:
When the history frequency point is not present in the default memory block, the channel scanning order is triggered.
9. a kind of smart television, which is characterized in that the smart television includes: memory, processor and is stored in the storage
It is real when the channel scanning program is executed by the processor on device and the channel scanning program that can run on the processor
Now such as the step of channel scan method described in any item of the claim 1 to 8.
10. a kind of computer readable storage medium, which is characterized in that be stored with the frequency on the computer readable storage medium
Road scanner program is realized as described in described in any item of the claim 1 to 8 when the channel scanning program is executed by processor
The step of channel scan method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811166407.6A CN109040832A (en) | 2018-09-30 | 2018-09-30 | Channel scan method, smart television and computer readable storage medium |
| PCT/CN2019/085709 WO2020062870A1 (en) | 2018-09-30 | 2019-05-06 | Channel scanning method, smart television and computer-readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811166407.6A CN109040832A (en) | 2018-09-30 | 2018-09-30 | Channel scan method, smart television and computer readable storage medium |
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| CN201811166407.6A Pending CN109040832A (en) | 2018-09-30 | 2018-09-30 | Channel scan method, smart television and computer readable storage medium |
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| WO (1) | WO2020062870A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110139297A (en) * | 2019-05-05 | 2019-08-16 | 深圳市万普拉斯科技有限公司 | Frequency range locking means, device, computer equipment and storage medium |
| CN110460906A (en) * | 2019-08-27 | 2019-11-15 | 晶晨半导体(上海)股份有限公司 | A kind of data test method |
| WO2020062870A1 (en) * | 2018-09-30 | 2020-04-02 | 深圳Tcl数字技术有限公司 | Channel scanning method, smart television and computer-readable storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201431366A (en) * | 2013-01-29 | 2014-08-01 | Hon Hai Prec Ind Co Ltd | Interface display device and method |
| US20150172753A1 (en) * | 2013-12-12 | 2015-06-18 | Samsung Electro-Mechanics Co., Ltd. | Apparatus and method for searching broadcast channel |
| CN105812917A (en) * | 2014-12-30 | 2016-07-27 | Tcl海外电子（惠州）有限公司 | Method and device for channel searching |
| CN107426608A (en) * | 2017-07-31 | 2017-12-01 | 深圳Tcl数字技术有限公司 | A kind of television channel searching method, smart machine and storage medium |
| CN108111906A (en) * | 2017-12-26 | 2018-06-01 | 深圳Tcl数字技术有限公司 | Channel search method, device and computer readable storage medium |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109040832A (en) * | 2018-09-30 | 2018-12-18 | 深圳Tcl数字技术有限公司 | Channel scan method, smart television and computer readable storage medium |
-
2018
- 2018-09-30 CN CN201811166407.6A patent/CN109040832A/en active Pending
-
2019
- 2019-05-06 WO PCT/CN2019/085709 patent/WO2020062870A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201431366A (en) * | 2013-01-29 | 2014-08-01 | Hon Hai Prec Ind Co Ltd | Interface display device and method |
| US20150172753A1 (en) * | 2013-12-12 | 2015-06-18 | Samsung Electro-Mechanics Co., Ltd. | Apparatus and method for searching broadcast channel |
| CN105812917A (en) * | 2014-12-30 | 2016-07-27 | Tcl海外电子（惠州）有限公司 | Method and device for channel searching |
| CN107426608A (en) * | 2017-07-31 | 2017-12-01 | 深圳Tcl数字技术有限公司 | A kind of television channel searching method, smart machine and storage medium |
| CN108111906A (en) * | 2017-12-26 | 2018-06-01 | 深圳Tcl数字技术有限公司 | Channel search method, device and computer readable storage medium |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020062870A1 (en) * | 2018-09-30 | 2020-04-02 | 深圳Tcl数字技术有限公司 | Channel scanning method, smart television and computer-readable storage medium |
| CN110139297A (en) * | 2019-05-05 | 2019-08-16 | 深圳市万普拉斯科技有限公司 | Frequency range locking means, device, computer equipment and storage medium |
| CN110460906A (en) * | 2019-08-27 | 2019-11-15 | 晶晨半导体(上海)股份有限公司 | A kind of data test method |
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| WO2020062870A1 (en) | 2020-04-02 |
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