CN101351003B - Method for actuating mobile terminal and mobile phone television signal receiving chip - Google Patents

Method for actuating mobile terminal and mobile phone television signal receiving chip Download PDF

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Publication number
CN101351003B
CN101351003B CN200810144446A CN200810144446A CN101351003B CN 101351003 B CN101351003 B CN 101351003B CN 200810144446 A CN200810144446 A CN 200810144446A CN 200810144446 A CN200810144446 A CN 200810144446A CN 101351003 B CN101351003 B CN 101351003B
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configuration information
mobile
mobile phone
signal receiving
television signal
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CN200810144446A
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CN101351003A (en
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汤绍坚
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ZTE Corp
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ZTE Corp
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Abstract

The invention discloses a mobile terminal and a starting method of the receiving chip of mobile phone television signal, comprises: saving the configuration information of mobile phone television programs in the mobile terminal when mobile phone television is closed; configuring the receiving chip of mobile phone television signal according to the configuration information of the mobile phone television programs in the mobile terminal when mobile phone television is started next time. The invention can shorten the starting time greatly. At the same time, CRC checking technology is used to ensure the correct configuration information. With the method, the experiencing degree of a user on mobile phone television is improved effectively.

Description

The startup method of a kind of portable terminal and mobile phone television signal receiving chip
Technical field
The present invention relates to communication of mobile terminal field, particularly field of mobile phone, in particular, relate to the startup method of a kind of portable terminal and mobile phone television signal receiving chip.
Background technology
Along with developing rapidly of mobile data services and developing rapidly of digital television techniques and network, the mobile phone TV services development rapidly.Because cellphone subscriber's popularity rate height and mobile phone have characteristics such as easy to carry, mobile phone TV services have demonstrated than common TV influence power widely.
Realize the DTV playing function at portable terminal, must carry signal receiving chip on TV at portable terminal, the TV signal receiving chip is realized carrying out certain processing from aerial receiving digital television signal and to it.During each mobile TV application start, the TV signal receiving chip all can be searched for each frequency, and finding available channel, but the search frequency expends time in like this, has prolonged mobile TV start-up time.
In sum, a kind of technical scheme that can start mobile phone television signal receiving chip fast of current needs.
Summary of the invention
Technical problem to be solved by this invention provides the startup method of a kind of portable terminal and mobile phone television signal receiving chip, can start mobile phone television signal receiving chip safely, fast, has improved the experience degree of client to mobile TV.
In order to address the above problem, the invention provides a kind of startup method of mobile phone television signal receiving chip, comprise,
When closing mobile TV, the configuration information of mobile TV program is kept in the portable terminal, when starting mobile TV, the configuration information through mobile TV program in the portable terminal is configured mobile phone television signal receiving chip next time.
Further; Above-mentioned startup method also can comprise, during said startup mobile TV, when the configuration information through mobile TV program in the portable terminal is configured mobile phone television signal receiving chip; As judge the configuration information that has mobile TV program in the portable terminal; Then read said configuration information, as judge that said configuration information is correct, then mobile phone television signal receiving chip is through parameter configuration frequency, channel in the said configuration information; As judge said configuration information mistake, then mobile phone television signal receiving chip all scans each frequency, finds available channel;
As judge the configuration information that does not have mobile TV program in the portable terminal, then mobile phone television signal receiving chip all scans each frequency, finds available channel.
Further, above-mentioned startup method also can comprise, saidly judges whether said configuration information is correct, comprises,
Read first byte of said configuration information, the book character of this byte of this first byte and configuration is compared, if comparative result equates that then said configuration information is correct; Otherwise said configuration information mistake.
Further, above-mentioned startup method also can comprise, saidly judges whether said configuration information is correct, comprises,
Read last two bytes of said configuration information; All the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information that reads are carried out cyclic redundancy CRC computing; If CRC check is correct, then said configuration information is correct; If the CRC check mistake, then said configuration information mistake.
Further, above-mentioned startup method also can comprise, and is said when closing mobile TV, and the configuration information of mobile TV program is kept in the portable terminal, be meant,
When closing mobile TV, the configuration information of mobile TV program is stored in the portable terminal, and adds the identifier that is used to identify said configuration information of a byte, add the CRC16 check code of two bytes at the end at the head of said configuration information.
Further, above-mentioned startup method also can comprise, said mobile phone television signal receiving chip through parameter configuration frequency, channel in the said configuration information after, play mobile TV.
Further, above-mentioned startup method can comprise that also the configuration information of said mobile TV program comprises channel information, frequency information.
The present invention also provides a kind of portable terminal,
Comprise control unit, memory cell, mobile phone television signal receiving chip, wherein,
Said control unit is used for when mobile TV starts, if judge the configuration information that has mobile TV program in the said memory cell, then reads said configuration information and sends to mobile phone television signal receiving chip;
Said memory cell is used to store the configuration information of said mobile TV program;
Said mobile phone television signal receiving chip is used to receive the said configuration information that said control unit sends, and disposes frequency, channel according to said configuration information; When mobile TV is closed, the configuration information of current phone TV programme is sent to said memory cell.
Further; Above-mentioned portable terminal also can comprise; Said control unit reads said configuration information and sends to mobile phone television signal receiving chip, is meant first byte that reads said configuration information, and the book character of this byte of this first byte and configuration is compared; If comparative result equates, then reads all the elements except that first byte and end two bytes in the said configuration information; Read last two bytes of said configuration information then; All the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information are carried out cyclic redundancy CRC computing; If CRC check is correct, then said configuration information is sent to mobile phone television signal receiving chip.
Further, above-mentioned portable terminal can comprise that also said mobile phone television signal receiving chip comprises broadcast unit, storage control unit, wherein,
Said broadcast unit is used to receive the said configuration information that said control unit sends, and disposes frequency, channel according to said configuration information, plays mobile TV; If do not receive the said configuration information that said control unit sends, then each frequency is all scanned, find available channel, play mobile TV;
Said storage control unit; Be used for when mobile TV is closed; The head of the configuration information of current phone TV programme is added the identifier that is used to identify said configuration information of a byte; Add the CRC16 check code of two bytes at the end, and said configuration information sends to memory cell after will handling.
Further, above-mentioned portable terminal can comprise that also the configuration information that said control unit reads said mobile TV program comprises channel information, frequency information.
Compared with prior art, use the present invention, can be when closing mobile TV; Channel, the frequency information of mobile phone television signal receiving chip are kept in the portable terminal, when starting mobile TV, these information are read next time, directly channel, the frequency of configurating mobile TV signal receiving chip; The application start time can be shortened widely like this; Simultaneously, in order to guarantee correct configuration information, used CRC (cyclic redundancy) calibration technology.Through above method, improved the experience degree of client effectively to mobile TV.
Description of drawings
Fig. 1 is the flow chart of the startup method of mobile phone television signal receiving chip in the specific embodiment of the invention;
Fig. 2 is the structural representation of portable terminal in the specific embodiment of the invention;
Fig. 3 is the flow chart that starts mobile phone television signal receiving chip when on portable terminal, playing mobile TV in the instantiation of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Main design of the present invention is: when closing mobile TV; The configuration information (this configuration information comprises channel information, frequency information etc.) of mobile TV program is kept in the portable terminal; When starting mobile TV next time; Configuration information through mobile TV program in the portable terminal is configured mobile phone television signal receiving chip, has accelerated the start-up time of mobile TV.
As shown in Figure 1, a kind of startup method of mobile phone television signal receiving chip may further comprise the steps:
Step 10, startup mobile TV are judged the file that whether has the configuration information of mobile TV program in the portable terminal, if then execution in step 20; Otherwise, execution in step 50;
Said configuration information comprises channel information, frequency information etc.
Step 20, read first byte of said configuration information, this first byte and book character (book character be not 0 get final product) are compared, if comparative result equates that then execution in step 30; Otherwise comparative result is unequal, and the configuration information mistake is described, can not use this configuration information, execution in step 50;
Check to configuration information mainly is to utilize CRC check, if but there is configuration file, and configuration file content is destroyed; Be complete 0; Such CRC had just lost efficacy, and can cause using this wrong configuration file to start, so predetermined here book character; Content is not limit (be not 0 get final product), to overcome situation above-mentioned.
Step 30, read all the elements except that first byte and end two bytes in the said configuration information, and be stored in the mobile phone EMS memory; Read last two bytes of said configuration information then, all the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information are carried out the CRC computing, if CRC check is correct, execution in step 40; If the CRC check mistake, execution in step 50;
The content of last two bytes of said configuration information is the CRC16 check code of this configuration information.
Step 40, mobile phone television signal receiving chip dispose frequency and channel through parameter in the said configuration information, execution in step 60;
Step 50, mobile phone television signal receiving chip all scan each frequency, find available channel;
Step 60, broadcast mobile TV;
Step 70, when closing mobile TV; The configuration information of mobile TV program is stored in the portable terminal; And add the identifier that is used to identify said configuration information of a byte at the head of said configuration information, add the CRC16 check code of two bytes at the end.
As shown in Figure 2, a kind of portable terminal comprises control unit, memory cell, mobile phone television signal receiving chip, wherein,
Control unit is used for when mobile TV starts, judging the configuration information that whether has mobile TV program in the said memory cell; If; Read first byte of said configuration information, this first byte and book character are compared, if comparative result equates; Then read all the elements except that first byte and end two bytes in the said configuration information, and be stored in the mobile phone EMS memory; Read last two bytes of said configuration information then; All the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information are carried out the CRC computing; If CRC check is correct, then said configuration information is sent to mobile phone television signal receiving chip;
Memory cell is used for the configuration information of memory mobile phone TV programme;
Mobile phone television signal receiving chip comprises broadcast unit, storage control unit, wherein,
Broadcast unit is used to receive the said configuration information that control unit sends, and disposes frequency, channel according to said configuration information, plays mobile TV; If do not receive the said configuration information that control unit sends, then each frequency is all scanned, find available channel, play mobile TV;
Storage control unit; Be used for when mobile TV is closed; The head of the configuration information of current phone TV programme is added the identifier that is used to identify said configuration information of a byte; Add the CRC16 check code of two bytes at the end, and said configuration information sends to memory cell after will handling.
Below in conjunction with instantiation the present invention is described further.
As shown in Figure 3, instance of the present invention is the flow process that starts mobile phone television signal receiving chip when on portable terminal, playing mobile TV, comprises the steps:
Step 100 gets into mobile TV and uses, and prepares to start mobile phone television signal receiving chip;
Step 110 judges whether there is the mobile phone television signal receiving chip configuration file in the mobile phone file system.As not having, get into step 190; If any, get into step 120;
Step 120 is read first byte of configuration file;
Step 130 judges whether to equate with book character, if equate, gets into step 140, otherwise gets into step 190;
Step 140 is read configuration file all the elements except that first byte and end two bytes, leaves Buffer in;
Step 150 is read configuration file end latter two byte, leaves among the variable crc;
Step 160 is carried out a CRC check with variable crc to Buffer, obtains crc_result;
Step 170 judges whether crc_result equals the CRC preset value.If get into step 180; If not, get into step 190;
Step 180, mobile phone television signal receiving chip use the frequency of configuration file the inside to start fast;
Step 190, mobile phone television signal receiving chip scans all frequencies, seeks usable frequency;
Step 200 judges whether mobile phone television signal receiving chip starts success.If get into step 220; If not, get into step 210;
Step 210 starts failure, withdraws from mobile TV and uses;
Step 220, mobile phone television signal receiving chip start successfully, continue the flow process of back.Broadcasting mobile TV program;
Step 230 when withdrawing from mobile TV and using, obtains the information such as frequency, channel of current use earlier, carries out CRC check, obtains check code, writes mobile phone file the inside to book character+configuration information+CRC check sign indicating number;
Step 240 is closed mobile TV and is used.
The above; Be merely the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with this technological people in the disclosed technical scope of the present invention; The variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.

Claims (9)

1. the startup method of a mobile phone television signal receiving chip is characterized in that, comprise,
When starting mobile TV; When the configuration information through mobile TV program in the portable terminal is configured mobile phone television signal receiving chip; As judge the configuration information that has mobile TV program in the portable terminal; Then read said configuration information, as judge that said configuration information is correct, then mobile phone television signal receiving chip is through parameter configuration frequency and channel in the said configuration information;
When closing mobile TV, the configuration information of mobile TV program is kept in the portable terminal, and adds the identifier that is used to identify said configuration information of a byte at the head of said configuration information, add the CRC16 check code of two bytes at the end; When starting mobile TV, the configuration information through mobile TV program in the portable terminal is configured mobile phone television signal receiving chip next time.
2. control method as claimed in claim 1 is characterized in that,
During said startup mobile TV, as judge said configuration information mistake, then mobile phone television signal receiving chip all scans each frequency, finds available channel;
As judge the configuration information that does not have mobile TV program in the portable terminal, then mobile phone television signal receiving chip all scans each frequency, finds available channel.
3. control method as claimed in claim 1 is characterized in that,
Saidly judge whether said configuration information is correct, comprises,
Read first byte of said configuration information, the book character of this byte of this first byte and configuration is compared, if comparative result equates that then said configuration information is correct; Otherwise said configuration information mistake.
4. control method as claimed in claim 1 is characterized in that,
Saidly judge whether said configuration information is correct, comprises,
Read last two bytes of said configuration information; All the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information that reads are carried out cyclic redundancy CRC computing; If CRC check is correct, then said configuration information is correct; If the CRC check mistake, then said configuration information mistake.
5. control method as claimed in claim 1 is characterized in that,
Said mobile phone television signal receiving chip through parameter configuration frequency and channel in the said configuration information after, play mobile TV.
6. like claim 1,2,3 or 5 described control methods, it is characterized in that,
The configuration information of said mobile TV program comprises channel information and frequency information.
7. a portable terminal is characterized in that,
Comprise control unit, memory cell and mobile phone television signal receiving chip, wherein,
Said control unit is used for when mobile TV starts, if judge the configuration information that has mobile TV program in the said memory cell, then reads said configuration information and sends to mobile phone television signal receiving chip;
Said memory cell is used to store the configuration information of said mobile TV program;
Said mobile phone television signal receiving chip is used to receive the said configuration information that said control unit sends, and disposes frequency and channel according to said configuration information; When mobile TV is closed, the configuration information of current phone TV programme is sent to said memory cell; Said mobile phone television signal receiving chip comprises broadcast unit and storage control unit, wherein,
Said broadcast unit is used to receive the said configuration information that said control unit sends, and disposes frequency and channel according to said configuration information, plays mobile TV; If do not receive the said configuration information that said control unit sends, then each frequency is all scanned, find available channel, play mobile TV;
Said storage control unit; Be used for when mobile TV is closed; The head of the configuration information of current phone TV programme is added the identifier that is used to identify said configuration information of a byte; Add the CRC16 check code of two bytes at the end, and said configuration information sends to memory cell after will handling.
8. portable terminal as claimed in claim 7 is characterized in that,
Said control unit reads said configuration information and sends to mobile phone television signal receiving chip; Be meant first byte that reads said configuration information; The book character of this byte of this first byte and configuration is compared; If comparative result equates, then reads all the elements except that first byte and end two bytes in the said configuration information; Read last two bytes of said configuration information then; All the elements except that first byte and end two bytes in last two bytes of said configuration information and the said configuration information are carried out cyclic redundancy CRC computing; If CRC check is correct, then said configuration information is sent to mobile phone television signal receiving chip.
9. like claim 7 or 8 described portable terminals, it is characterized in that,
The configuration information that said control unit reads said mobile TV program comprises channel information and frequency information.
CN200810144446A 2008-07-31 2008-07-31 Method for actuating mobile terminal and mobile phone television signal receiving chip Expired - Fee Related CN101351003B (en)

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CN102271240A (en) * 2010-06-01 2011-12-07 中兴通讯股份有限公司 Mobile television service playing method and terminal
CN101867743A (en) * 2010-06-08 2010-10-20 中兴通讯股份有限公司 Method and device for starting mobile TV in mobile broadcast business management system
CN102868932A (en) * 2011-07-08 2013-01-09 中兴通讯股份有限公司 Method and terminal for acquiring mobile multimedia broadcasting frequency point information

Citations (3)

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Publication number Priority date Publication date Assignee Title
EP1791384A1 (en) * 2005-11-28 2007-05-30 Samsung Electronics Co., Ltd. Method and apparatus for handover in digital broadcasting system
CN101036383A (en) * 2004-10-08 2007-09-12 松下电器产业株式会社 Broadcast receiving apparatus
CN101119455A (en) * 2007-09-13 2008-02-06 中兴通讯股份有限公司 Method to fast display program information in handset television

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101036383A (en) * 2004-10-08 2007-09-12 松下电器产业株式会社 Broadcast receiving apparatus
EP1791384A1 (en) * 2005-11-28 2007-05-30 Samsung Electronics Co., Ltd. Method and apparatus for handover in digital broadcasting system
CN101119455A (en) * 2007-09-13 2008-02-06 中兴通讯股份有限公司 Method to fast display program information in handset television

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