CN102299755A - Radio station searching method based on digital audio signal identification - Google Patents
Radio station searching method based on digital audio signal identification Download PDFInfo
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- CN102299755A CN102299755A CN2011101740673A CN201110174067A CN102299755A CN 102299755 A CN102299755 A CN 102299755A CN 2011101740673 A CN2011101740673 A CN 2011101740673A CN 201110174067 A CN201110174067 A CN 201110174067A CN 102299755 A CN102299755 A CN 102299755A
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Abstract
The invention relates to a radio station searching method based on digital audio signal identification. The method comprises a radio station cycle searching procedure and a radio station playback procedure. The radio station searching procedure comprises the following steps: (1) locking a radio station and obtaining a digital audio signal corresponding to the radio station; (2) identifying radio station content of the obtained digital audio signal, and obtaining a radio station identification result based on type classification of audio frequency content; (3) storing the radio station identification result after classification and displaying the result through a radio station selection module; (4) scanning and switching the radio station based on radio station scan scope control, locking a new radio station and repeating step (1), step (2) and step (3). The radio station playback is that when needs to select a channel to listen, according to demand, a user selects a corresponding radio station from the radio station identification result of the radio station selection module, carries out playback on an obtained radio station digital audio signal through locking the radio station. According to the method, the user can directly select a needed radio station to listen, and user experience is improved.
Description
Technical field
The present invention relates to the broadcasting station search technical field, refer in particular to a kind of radio station searching method based on digital audio and video signals identification.
Background technology
At present the technology about broadcasting station search mainly concentrates on following three aspects: the 1) optimum frequency of lock channel how; 2) how under known station title or radio station attribute (as the RDS system), to carry out the automatic selection in radio station; For example, application number is 200810177411.2 patent of invention, and it provides a kind of RDS receiver and method of reseptance thereof, can reduce the useless automatic change actions of following the trail of such as AF search.This RDS receiver receives RDS broadcasting, it is characterized in that possessing: the accepting state of the described RDS broadcasting that accepting state detecting unit, detection receive; The accepting state judging unit is judged the rank of detected accepting state; And control unit, corresponding to described rank, carry out automatic tracking change action based on the AF retrieval; When described rank at the appointed time be changed to predefined changing pattern the time, described control unit does not carry out described automatic tracking change action based on AF retrieval.
3) search of digital music label or content.For example, application number is the patent of invention of 201010210067.X, and it provides a kind of dynamic voice label information query system and information query method thereof, relates to the information query technique field, what solved is the little system of existing inquiry restriction, inquiry cost height and the low technical problem of search efficiency.This system comprises client device and content server, fixedly voice label tabulation and dynamic voice label tabulation have been deposited in the data memory module of described client device, there are download instruction voice label and a plurality of query statement voice label in the described fixedly voice label tabulation, have a plurality of road name voice labels in the described dynamic voice label tabulation; Deposit the road name tabulation in each city in the described content server; Client device is by the speech recognition engine voice command recognition, and by with each voice label comparison generated query request or download request, client device can upgrade road name voice label in the dynamic voice label tabulation by download request.
But, at present for a lot can't directly obtaining under the situation of the current programme attribute of radio station content and radio station, the user needs one by one the radio station to receive audition in actual listening to change complex processes such as platform, even search finishes also not have discovery to want the radio station of listening to.
In order to solve this type of problem, the present invention proposes a new radio station searching method based on digital audio and video signals identification.
Summary of the invention
The technical problem to be solved in the present invention provides the radio station searching method based on digital audio and video signals identification, can allow the user directly select the radio station of needs to receive and listen to, and promotes user experience.
In order to achieve the above object, the present invention adopts following technical scheme: the radio station searching method based on digital audio and video signals identification comprises radio station cyclic search and radio station replay procedure; Described broadcasting station search may further comprise the steps:
1) locking radio station and obtain the digital audio and video signals of this radio station correspondence;
2) digital audio and video signals that obtains is carried out after the content recognition of radio station and, obtain the radio station recognition result based on the classification of type of audio content;
3) with step 2) sorted radio station recognition result preserves and selects module to show by the radio station;
4) control scans the radio station and switches based on the radio station sweep limits, locks new radio station repeating step 1 again) to step 3);
The playback of described radio station is meant when the user needs channel selection to listen to, and selects corresponding radio station in the radio station recognition result from radio station selection module according to demand, by locking this radio station the radio station digital audio and video signals that obtains is carried out playback.
As one of preferred version of the present invention, lock to such an extent that the radio station is FM radio station or amplitude modulation radio set or based on the network radio station of the Internet in the step 1).
As one of preferred version of the present invention, described network radio station based on the Internet is wireless network radio station or cable network radio station.
As one of preferred version of the present invention, described step 2) be to adopt digital audio recognition technology or mode identification technology that the radio station digital audio and video signals is discerned to the radio station content recognition in.
As one of preferred version of the present invention, the audio digital signals in the described step 1) can be music audio signal, voice audio signals or noise signal.
As one of preferred version of the present invention, the radio station sweep limits control in the described step 4) is the qualification control that the hunting zone that is complementary with the radio station type and search order are done.
As one of preferred version of the present invention, described radio station recognition result is that real-time update is preserved.
As one of preferred version of the present invention, described when locking this radio station the radio station audio digital signals that obtains is carried out playback, the broadcasting station search process is still being carried out or is being stopped.
Method of the present invention can allow the user directly select the radio station of needs to receive and listen to, and promotes user experience.
Description of drawings
Fig. 1 is a broadcasting station search FB(flow block) of the present invention.
Fig. 2 is a playback FB(flow block) in radio station of the present invention.
The component symbol explanation
Radio station lock step S101 obtains radio station digital audio and video signals step S102
Identifying information storage of digital audio and video signals content recognition step S201 radio station and step of updating S202
Radio station scanning, switch step S103 radio station sweep limits control module 104
Step S301 is selected in station information data module 300 radio station
Replay procedure S302
Embodiment
The invention provides a kind of radio station searching method, comprise circulation broadcasting station search and radio station replay procedure based on digital audio and video signals identification; Described radio station cyclic search may further comprise the steps:
1) locking radio station and obtain the digital audio and video signals of this radio station correspondence.The locking radio station just is meant is transferred to some radio station; According to sound, obtain the digital audio and video signals of this radio station correspondence by steps such as demodulation, decodings.This partial content is a general knowledge known in this field, does not repeat them here.
2) digital audio and video signals that obtains is carried out after the content recognition of radio station and, obtain the radio station recognition result based on the classification of type of audio content; Be meant the audio content classification of class such as Music Radio or other type based on the classification of type of audio content.
3) with step 2) sorted radio station recognition result preserves and selects module to show by the radio station;
4) control scans the radio station and switches based on the radio station sweep limits, locks new radio station repeating step 1 again) to step 3); The radio station switched just be meant and be transferred to another, proceed repeating step 1) to step 3), thus obtain and preserve the radio station recognition result of real-time update.
The playback of described radio station is meant when the user needs channel selection to listen to, and selects corresponding radio station in the radio station recognition result from radio station selection module according to demand, by locking this radio station the radio station digital audio and video signals that obtains is carried out playback.
It is the radio station of which class that the locking of described radio station does not limit, and can be FM radio station, can be amplitude modulation radio set, also can be based on the Internet or other types network of network radio station, and network can be wireless, also can be wired.
It is described that to obtain the radio station audio signal that the radio station audio digital signals obtains by any method corresponding with the radio station be digital audio and video signals.
Described can be to adopt any rational digital audio recognition technology or mode identification technology that the radio station digital audio and video signals is discerned to the radio station content recognition, identification finally be output as classification of type recognition result based on audio content.
Described digital audio and video signals can be a music audio signal, also can be voice audio signals, even can noise signal.
A kind of switching that is based under the sweep limits control of radio station is switched in the scanning of described radio station.
Sweep limits control in described radio station can be the qualification control that the hunting zone that is complementary of any and radio station type and search order are done.
Channel selection when the channel selection of described radio station is listened to is to carry out according to the information of radio station Real time identification preservation that the result upgrades.
The playback of described radio station audio digital signals can be to play-over, and also can be to adopt other any reasonable manners that digital signal is preserved.
Described playback can be in playback, and the broadcasting station search process is still being carried out; Also comprise it can being in playback, the broadcasting station search process stops.
Concrete, according to illustrated in figures 1 and 2, through two big steps, first for the cyclic search in radio station and preserve corresponding information at the process need of implementing in the present invention.Second step selected corresponding radio station to listen to for the real time information of preserving according to search by the user.
The circulation broadcasting station search and the information step of preservation are:
At first lock a radio station (S101), as lock channel1, obtaining the really information (S102) of the digital audio and video signals of the program of broadcasting of current radio station by the method for reseptance corresponding with the radio station, is music as what broadcasting, then obtains the digital signal of corresponding with it music.According to the music of obtaining (sound) digital information, the content of being broadcasted is discerned and classify (S201), the result of the discriminator of correspondence is upgraded preservation (S202), as the corresponding channel1 of music.To this single radio station end of identification.Then switch next radio station (S103), repeat S101～S201 again, and sustainable circulation, keep the also result (S202) of real-time update radio station discriminator of search always.
When the user need listen to, selecting module (S301), this module by the radio station can be the form of expression that may can select of UI form or other users (as selecting automatic selection such as type in advance).It is station information data module 300 that the input information of module is selected in the radio station, and the data of station information data module 300 are to obtain in real time from S202.Want the platform of listening to the music as the user, and the corresponding Music Radio of radio station selection module demonstration channel1, module S101 (seeing accompanying drawing 2) locks the radio station and listens to corresponding platform so.
Whole flow process of the present invention needing to realize corresponding device.Information stores needs corresponding storage device, and the device that needs corresponding displaying and user to select is selected in the radio station, can be any suitable exhibition method, as the UI of graphical interfaces etc.
Method of the present invention can allow the user directly select the radio station of needs to receive and listen to, and promotes user experience.
Above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art should be within protection scope of the present invention for improvement and modification that the present invention makes according to announcement of the present invention.
Claims (8)
1. based on the radio station searching method of digital audio and video signals identification, it is characterized in that, comprise radio station cyclic search and radio station replay procedure; Described radio station cyclic search may further comprise the steps:
1) locking radio station and obtain the digital audio and video signals of this radio station correspondence;
2) digital audio and video signals that obtains is carried out after the content recognition of radio station and, obtain the radio station recognition result based on the classification of type of audio content;
3) with step 2) sorted radio station recognition result preserves and selects module to show by the radio station;
4) control scans the radio station and switches based on the radio station sweep limits, locks new radio station repeating step 1 again) to step 3); The playback of described radio station is meant when the user needs channel selection to listen to, and selects corresponding radio station in the radio station recognition result from radio station selection module according to demand, by locking this radio station the radio station digital audio and video signals that obtains is carried out playback.
2. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that, the radio station that locks in the step 1) is FM radio station or amplitude modulation radio set or based on the network radio station of the Internet.
3. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that described network radio station based on the Internet is wireless network radio station or cable network radio station.
4. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that described step 2) in be to adopt digital audio recognition technology or mode identification technology that the radio station digital audio and video signals is discerned to the radio station content recognition.
5. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that the audio digital signals in the described step 1) can be music audio signal, voice audio signals or noise signal.
6. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that, the radio station sweep limits control in the described step 4) is the qualification control that the hunting zone that is complementary with the radio station type and search order are done.
7. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that, described radio station recognition result is that real-time update is preserved.
8. the radio station searching method based on digital audio and video signals identification according to claim 1 is characterized in that, described when locking this radio station the radio station audio digital signals that obtains is carried out playback, the broadcasting station search process is still being carried out or stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011101740673A CN102299755A (en) | 2011-06-24 | 2011-06-24 | Radio station searching method based on digital audio signal identification |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011101740673A CN102299755A (en) | 2011-06-24 | 2011-06-24 | Radio station searching method based on digital audio signal identification |
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| CN102299755A true CN102299755A (en) | 2011-12-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767581A (en) * | 2014-01-06 | 2015-07-08 | 福特全球技术公司 | System used for tuning wireless radio station based on type of the same |
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| WO2005006203A1 (en) * | 2003-07-14 | 2005-01-20 | Sony Corporation | Service use method and management method |
| EP1548740A2 (en) * | 2003-12-24 | 2005-06-29 | Bose Corporation | Intelligent music track selection |
| CN1639975A (en) * | 2002-03-01 | 2005-07-13 | 皇家飞利浦电子股份有限公司 | Automatic audio recorder-player and operating method therefor |
| CN1973331A (en) * | 2004-06-18 | 2007-05-30 | 宝马股份公司 | Method and apparatus for control of personal digital media devices using a vehicle audio system |
| CN101651505A (en) * | 2009-09-02 | 2010-02-17 | 北京悦龙数字广播传媒科技有限责任公司 | Push broadcasting method and system based on wireless digital broadcasting technology |
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2011
- 2011-06-24 CN CN2011101740673A patent/CN102299755A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1639975A (en) * | 2002-03-01 | 2005-07-13 | 皇家飞利浦电子股份有限公司 | Automatic audio recorder-player and operating method therefor |
| WO2005006203A1 (en) * | 2003-07-14 | 2005-01-20 | Sony Corporation | Service use method and management method |
| EP1548740A2 (en) * | 2003-12-24 | 2005-06-29 | Bose Corporation | Intelligent music track selection |
| CN1973331A (en) * | 2004-06-18 | 2007-05-30 | 宝马股份公司 | Method and apparatus for control of personal digital media devices using a vehicle audio system |
| CN101651505A (en) * | 2009-09-02 | 2010-02-17 | 北京悦龙数字广播传媒科技有限责任公司 | Push broadcasting method and system based on wireless digital broadcasting technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767581A (en) * | 2014-01-06 | 2015-07-08 | 福特全球技术公司 | System used for tuning wireless radio station based on type of the same |
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Address after: 201203. 602, 603, building 2, 112 Liang Xiu Road, Zhangjiang hi tech park, Shanghai Applicant after: Shanghai Mountain View Silicon Co., Ltd. Address before: 200135, A building, block 1518, Golden Eagle building, No. 403 Minsheng Road, Shanghai, Pudong New Area Applicant before: Shanghai Mvsilicon Integrated Circuit Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: SHANJING CIRCUIT TECH CO., LTD., SHANGHAI TO: SHANGHAI SHANJING INTEGRATED CIRCUITS CO., LTD. |
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Application publication date: 20111228 |