CN103078695B - Station name display methods and application thereof - Google Patents
Station name display methods and application thereof Download PDFInfo
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- CN103078695B CN103078695B CN201210585499.8A CN201210585499A CN103078695B CN 103078695 B CN103078695 B CN 103078695B CN 201210585499 A CN201210585499 A CN 201210585499A CN 103078695 B CN103078695 B CN 103078695B
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Abstract
The present invention relates to provide a kind of station name display methods: A1. to obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in station information database; If what B2. search out only has one for depositing frequency of radio station point, inquire about station information database, this standby title of depositing frequency of radio station point is shown; If the standby frequency of radio station point of depositing searching out has multiplely, inquire about station information database, obtain each and standbyly deposit the station location point that Frequency point is corresponding; C3. obtain the current location of local device by positioning unit, and input to control module; D4. multiple standby depositing in Frequency point, the corresponding station name of Frequency point that station location point and current location are approached the most shows. The invention solves existing in because the matching frequency point inquiring has existing defect when multiple, be particularly useful in vehicle-mounted information and entertainment system.
Description
Technical field
The present invention relates to radio station technique field, be specifically related to a kind of display methods of station name, especially applicableIn Vehicular radio system.
Background technology
Radio is the platform that people carry out amusement and obtain information, and current wireless application is very extensive,Application at automotive field and mobile terminal is also very general. Along with scientific and technological progress, wireless performance is largeWidth improves, and the number in radio station constantly increases, and radio station content becomes increasingly abundant. Traditional radio only can be currentThe Frequency point of listening to radio station shows by digital mode, not by current title and other bases of listening to radio stationThis information shows, and user can only, by listening to the programme content in radio station, obtain the current letter of listening to radio stationBreath, further judges whether current radio station is the radio station of oneself liking. And, only by frequency of radio station point withDigital form shows makes display interface unfriendly, is unfavorable for that user remembers the radio station of oneself liking, and causes userThe complex operation in radio station is liked in selection, length consuming time. Tradition radio application, in the time of Vehicular radio system, is drivenMember needs spend the longer time to go to select the radio station of oneself liking, and brings certain potential safety hazard to driving.
Along with scientific and technological development, the RDS radio station of having carried auxiliary data (containing station name) in signal existsDomestic being applied, it has been realized without user in name and situation about differentiating, and is showing frequency of radio stationMeanwhile, directly show radio station type and station name. But at present domestic to only have only a few radio station be RDSRadio station, most traditional station of still not carrying auxiliary data for signal, so, when listen in above-mentioned radio stationOnly display frequency point, and not containing the still ubiquity of situation of station name.
(application number is 20072003506.1 to Chinese invention patent application, and the applying date is 2007 03 month 12Day) a kind of radio has been proposed, it is by setting up a memory, by corresponding frequency of radio station point and title rowTable carries out respectively pre-stored. The method utilizes GPS module to determine current location, according to current location informationFrom memory, read radio station action scope (prior art middle finger radio signals overlay area) and covered that this is currentEffective frequency of radio station point of position and name list set, while then carrying out tuning or channel selection operation, work as searchAfter the Frequency point in an effective radio station, main control unit according to Frequency point information from effective frequency of radio station point and nameClaim to search out in list collection the frequency of radio station point of coupling, the station name that then obtains mating this Frequency point withShow.
The technology that above-mentioned existing patent application provides, it has been realized frequency of radio station point and has had both aobvious with station nameThe function of showing. But the Frequency point that exists multiple radio station in reality is identical, as the FM97.5 in Guangzhou, favourThe FM97.5 in state, the FM97.5 in Shenzhen. Multiple radio station of same frequency point, its radio signals overlay area is equalCovered current location, this just causes main control unit according to the effective frequency of radio station point of Frequency point information inquiry and nameWhile claiming list collection, there will be the multiple station names of Frequency point of frequency match, so that can not be accurate, uniqueDemonstrate station name.
Summary of the invention
The object of the invention is to overcome shortcomings and deficiencies of the prior art, a kind of station name display methods be provided,The invention solves in prior art, at the matching frequency point tool inquiring according to listened to frequency of radio station pointHave the Frequency point of multiple frequency match, cause in the situation with multiple titles, existing can not be accurately,Unique problem that demonstrates station name.
The object of the invention is to be achieved through the following technical solutions: station name display methods, its featureBe, set up station information database at local terminal, this station information database stores frequency of radio station point, electricityPlatform location point and station name, this method is as follows:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what B2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. in multiple standby depositing in Frequency point, the Frequency point institute that station location point and current location are approached the mostCorresponding station name shows.
Above scheme has solved in prior art, when the standby Frequency point of depositing inquiring has multiple frequency matchFrequency point, causes in the situation with multiple titles, existingly can not accurate, uniquely demonstrate radio station nameThe problem claiming, improves standby radio station validity of depositing Frequency point, is applicable to most domestic radio station simultaneously and does not carryThe present situation of station name.
Particularly, described station information database also stores radio station type, carries out station name at step D4When demonstration, show radio station type simultaneously, be applicable to most domestic radio station and do not carry the present situation of radio station type.
Said method can be applicable to vehicle-mounted information and entertainment system. Described station information database is carried in vehicle-mounted masterOn machine memory, described control module is carried in the microprocessor of on-vehicle host, and described positioning unit is directAdopt the navigation positioning module on vehicle-mounted.
The object of the invention can also realize by the following technical solutions: station name display methods, its feature existsIn, set up station information database at local terminal, this station information database stores frequency of radio station point, radio stationThe minimum boundary rectangle of location point, station name, radio station scope and radio signals overlay area, this method asUnder:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what b2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. multiple standby depositing in Frequency point, by each standby minimum boundary rectangle of radio station scope of depositing Frequency point withAnd radio signals overlay area mates with current location one by one, filter out the minimum boundary rectangle of radio station scopeAnd radio signals overlay area comprised corresponding standby of current location and deposit Frequency point, then divide according to the following stepsDo not operate;
If what e5. filter out in steps d 4 only has one for depositing Frequency point, by radio station corresponding this Frequency pointTitle shows;
If f6. have two above standby Frequency points of depositing, the frequency station location point and current location being approached the mostThe corresponding station name of point shows.
Above scheme is with respect to above-mentioned the first technical scheme, and its difference is to have increased outside the scope minimum of radio stationConnect the condition judgment of rectangle and radio signals overlay area, further to ensure that standby radio station of depositing Frequency point hasEffect property, the present situation that is applicable to most domestic radio station simultaneously and does not carry station name.
Particularly, described station information database also stores radio station type, carries out station name at step e5When demonstration, show radio station type simultaneously, be applicable to most domestic radio station and do not carry the present situation of radio station type.
In reality, standby its quantity of depositing Frequency point searching out described in step b2 may be very large, and prior artMiddle steps d 4 is mated each standby station coverage area of depositing Frequency point one by one with current location, filter outStation coverage area has comprised corresponding standby of current location and has deposited Frequency point, mostly is and directly will serves as the radio station area of coverageMate with current location the radio signals overlay area in territory, because actual radio signals overlay area is manyFor irregularly shaped, so that cause matching speed slow, affect whole efficiency. So, the present invention proposes electricityThe concept of the minimum boundary rectangle of platform scope, described in steps d 4 by each standby depositing outside the radio station scope minimum of Frequency pointConnect rectangle and radio signals overlay area is mated with current location one by one, filter out radio station scope minimumBoundary rectangle and radio signals overlay area have comprised corresponding standby of current location and have deposited Frequency point, are preferably:
D4-1. call station information database, filter out outside the scope minimum of radio station from multiple standby depositing Frequency pointConnect rectangle and covered the standby of described current location and deposit Frequency point, if filter out standbyly deposit Frequency point and only have oneEnter step e5 operation, enter next step operation if multiple;
D4-2. call station information database, Frequency point, filter out radio signals and cover from standby the depositing filtering outLid scope has covered the standby of described local device current location and has deposited Frequency point, if the standby Frequency point of depositing filtering outThere is one to enter step e5 operation, enter step f6 operation if multiple;
Scope minimum boundary rectangle in described radio station is that radio signals coverage area boundaries point is taking latitude and longitude value as toleranceThe rectangle forming.
Said method can be applicable to vehicle-mounted information and entertainment system, and described station information database is carried in vehicle-mounted masterOn machine memory, described control module is carried in the microprocessor of on-vehicle host, and described positioning unit is directAdopt the navigation positioning module on vehicle-mounted. Because motor vehicles their location has the feature frequently that changes, outstandingIt is the vehicle long-distance for normal race, and each administrative region all has multiple radio station, and car owner cannot be rememberedEach radio station type and title thereof, advantage is more in this application for this method station name display methodsOutstanding, practicality is stronger.
The present invention has the following advantages and beneficial effect compared to existing technology:
(1) the present invention is by setting up station information database, and frequency of radio station point, station name, radio station prestoreThe minimum boundary rectangle of location point and/or radio station scope and radio signals overlay area, according to the current electricity of listening toPlatform Frequency point, in station name inquiry, provides the degree of accuracy, has realized this radio station of automatic acquisition correspondingStation name, and this station name is shown, facilitate user to select fast the radio station of oneself liking, withTime facilitate user to remember the object in the radio station of oneself liking;
(2) the invention solves in prior art, there are multiple frequency match when what inquire for depositing Frequency pointFrequency point, cause in the situation with multiple titles, existingly can not accurate, uniquely demonstrate radio stationThe problem of title, improves standby radio station validity of depositing Frequency point, is applicable to most domestic radio station simultaneously and does not takeWith the present situation of station name;
(3) the present invention adopts minimum boundary rectangle and the radio signals overlay area of radio signals overlay areaCalculate successively, avoid directly calculating actual polygon station coverage area, greatly simplified judgement local terminal and worked asWhether front position the amount of calculation in station coverage area.
Brief description of the drawings
Fig. 1 is the embodiment flow chart of station name display methods described in embodiment 1;
Fig. 2 is the embodiment flow chart of station name display methods described in embodiment 2.
Detailed description of the invention
Generally speaking, core object of the present invention is to improve the accuracy that station name shows. The technology proposingBe by setting up station information database, realized and there are multiple frequencies when what inquire for depositing Frequency pointThe Frequency point of joining, accurate, the unique station name that demonstrates of energy, has improved standby radio station validity of depositing Frequency point,Be applicable to most domestic radio station simultaneously and do not carry the present situation of station name.
According to the current frequency of radio station point of listening to radio station, realize station name corresponding to this radio station of automatic acquisition,And this station name is shown.
Can find out, station information of the present invention to build storehouse particularly important, station information database of the present invention is preferredEmploying information row form is built storehouse, and scope can be the whole nation, the whole province or builds storehouse according to actual needs, radio station letterBreath row use Sqlite embedded database to realize, and each station information row comprises following field:
Radio station index value (RadioIndex): this field is used for as radio station unique index value; Data type:Integer;
Frequency of radio station point (RadioFreq): this field is used for recording frequency of radio station; Data type: floating type,For example: 97.1;
The minimum boundary rectangle of radio station scope (RadioRect): this field is used for recording the minimum external square of radio station scopeShape longitude and latitude minimum of a value and maximum; Data type: character string, for example: 116.2,38.4,118.3,40.12；
Radio signals overlay area Polygon (RadionPolygon): it is many that this field is used for recording radio station scopeThe boundary point of limit shape; Data type: character string, for example: 116.2,38.4,116.2,40.12,118.3,40.12；
Radio station type (RadioType): this field is used for recording radio station type, for example: music, traffic, bodyEducate etc.; Data type: integer, for example: 1: music; 2: traffic; 3: physical culture;
Station location point (RadioPosition): this field is used for recording station location latitude and longitude value; Data classType: character string, for example: 117.5,38.9;
The detailed program inventory in radio station; Etc..
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but enforcement side of the present inventionFormula is not limited to this.
Embodiment 1
Station name display methods, as shown in Figure 1:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what B2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. in multiple standby depositing in Frequency point, the Frequency point institute that station location point and current location are approached the mostCorresponding station name and radio station type show.
Wherein, station information database is carried on on-vehicle host memory, and control module is carried in vehicle-mounted masterIn the microprocessor of machine, positioning unit directly adopts the navigation positioning module on vehicle-mounted.
Building storehouse due to station information data is an information accumulation process, and that just objectively exists builds library information, likely there is also typing number not of some rarely seen, newly-established or from far-off regions radio station in integrity issueIn storehouse, for addressing this problem, the present embodiment adopts following scheme to solve.
If the standby frequency of radio station point zero of depositing searching out in step B2, micro-by vehicle-mounted information and entertainment systemProcessor is by vehicle-mounted screen prompt zero searching result.
Equally, owing to building the integrity issue in storehouse, in step B2, if search out from station information databaseStandby deposit frequency of radio station point and only have one, and objectively, likely there is this standby frequency of radio station point correspondence of depositingRadio station be not also current listened to radio station, deposit frequency of radio station point as this of station information database storage is standby and beThe FM97.1 radio station in Huizhou, also there is the FM97.1 radio station of a same Frequency point in Beijing, but input database notIn. If current location is in Beijing, in the time of tuning, but can only search out the FM97.1 radio station in Huizhou, now willThe title in FM97.1 radio station, Huizhou directly shows, apparent error. For avoiding this technical risk, the present inventionAdopt following technological selection: what described in step B2, search out only has one for depositing frequency of radio station point, not straightTap into standby inquiry and the demonstration of depositing frequency of radio station point title of row, but in advance to this for depositing having of frequency of radio station pointEffect property judges, determination methods is: judge this standby radio station scope minimum boundary rectangle of depositing frequency of radio station pointAnd whether station coverage area comprise current location, be considered as in this way effectively, and then carry out this standby radio station of depositingThe inquiry of Frequency point title and demonstration, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screenCurtain prompting null result.
Above-mentioned judging whether can be directly effectively radio signals overlay area, also can be radio signals overlay areaWith the judgment mode that scope minimum boundary rectangle in radio station combines, to improve computational efficiency, it is specific as follows:
B2-1. judge whether this has covered described working as for depositing the minimum boundary rectangle of radio station scope that Frequency point is correspondingFront position, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, asTo carry out following operation;
B2-2. judge whether this has covered described present bit for depositing the radio signals overlay area that Frequency point is correspondingPut, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayInquiry station information database, shows this standby title of depositing frequency of radio station point.
Embodiment 2
Station name display methods, as shown in Figure 2:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what b2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. multiple standby depositing in Frequency point, by each standby minimum boundary rectangle of radio station scope of depositing Frequency point withAnd radio signals overlay area mates with current location one by one, filter out the minimum boundary rectangle of radio station scopeAnd radio signals overlay area comprised corresponding standby of current location and deposit Frequency point, then divide according to the following stepsDo not operate;
If e5. in steps d 4, filter out standby deposit Frequency point and only have one, by this, standby to deposit Frequency point correspondingStation name and radio station type show;
If f6. have two above standby Frequency points of depositing, the frequency station location point and current location being approached the mostThe corresponding station name of point and radio station type show.
Described in steps d 4, each the standby minimum boundary rectangle of radio station scope and radio signals of depositing Frequency point is being coveredMate with current location one by one in lid region, filters out the minimum boundary rectangle of radio station scope and radio signalsOverlay area has comprised corresponding standby of current location and has deposited Frequency point, is preferably:
D4-1. call station information database, filter out outside the scope minimum of radio station from multiple standby depositing Frequency pointConnect rectangle and covered the standby of described current location and deposit Frequency point, if filter out standbyly deposit Frequency point and only have oneEnter step e5 operation, enter next step operation if multiple;
D4-2. call station information database, Frequency point, filter out radio signals and cover from standby the depositing filtering outLid scope has covered the standby of described local device current location and has deposited Frequency point, if the standby Frequency point of depositing filtering outThere is one to enter step e5 operation, enter step f6 operation if multiple;
Scope minimum boundary rectangle in described radio station is that radio signals coverage area boundaries point is taking latitude and longitude value as toleranceThe rectangle forming.
Wherein, station information database is carried on on-vehicle host memory, and control module is carried in vehicle-mounted masterIn the microprocessor of machine, positioning unit directly adopts the navigation positioning module on vehicle-mounted.
In like manner, in embodiment 1, the present embodiment also can increase following technological selection.
If the standby frequency of radio station point zero of depositing searching out in step b2, micro-by vehicle-mounted information and entertainment systemProcessor is by vehicle-mounted screen prompt zero searching result.
What described in step b2, search out only has one for depositing frequency of radio station point, does not directly carry out the standby radio station of depositingThe inquiry of Frequency point title and demonstration, but in advance this standby validity of depositing frequency of radio station point is judged,Determination methods is: judge that this standby minimum boundary rectangle of radio station scope and radio signals of depositing frequency of radio station point coversWhether lid region comprises current location, is considered as in this way effectively, and then carries out this standby frequency of radio station point title of depositingInquiry and demonstration, as otherwise invalid by vehicle-mounted screen prompt by the microprocessor of vehicle-mounted information and entertainment systemResult.
Above-mentioned judging whether can be directly effectively radio signals overlay area, also can be radio signals overlay areaWith the judgment mode that scope minimum boundary rectangle in radio station combines, to improve computational efficiency, it is specific as follows:
B2-1. judge whether this has covered described working as for depositing the minimum boundary rectangle of radio station scope that Frequency point is correspondingFront position, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, asTo carry out following operation;
B2-2. judge whether this has covered described present bit for depositing the radio signals overlay area that Frequency point is correspondingPut, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayInquiry station information database, shows this standby title of depositing frequency of radio station point.
Above-described embodiment is preferably embodiment of the present invention, but embodiments of the present invention are not subject to above-mentioned realityExecute routine restriction, other any do not deviate from the change done under Spirit Essence of the present invention and principle, modification,Substitute, combine, simplify, all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (5)
1. station name display methods, sets up station information database at local terminal, these station information data stockContain frequency of radio station point, station location point and station name, this method is as follows:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what B2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. in multiple standby depositing in Frequency point, the Frequency point institute that station location point and current location are approached the mostCorresponding station name shows, described station information database also stores radio station type,
In the time that step D4 carries out station name demonstration, show radio station type simultaneously, in step B2, search outDeposit frequency of radio station point zero if standby, carried by vehicle-mounted screen by the microprocessor of vehicle-mounted information and entertainment systemShow zero searching result, what described in step B2, search out only has one for depositing frequency of radio station point, does not directly enterStandby inquiry and the demonstration of depositing frequency of radio station point title of row, but in advance to this standby validity of depositing frequency of radio station pointJudge, it is characterized in that, determination methods is as follows:
B2-1. judge whether this has covered described current for depositing the minimum boundary rectangle of radio station scope that Frequency point is correspondingPosition, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayCarry out following operation;
B2-2. judge whether this has covered described present bit for depositing the radio signals overlay area that Frequency point is correspondingPut, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayInquiry station information database, shows this standby title of depositing frequency of radio station point; Described radio station scopeLittle boundary rectangle for radio signals coverage area boundaries point with latitude and longitude value for rectangle that tolerance was formed.
2. station name display methods according to claim 1, is characterized in that: be applied to vehicle-mounted letterBreath entertainment systems, described station information database is carried on on-vehicle host memory, and described control module addsBe loaded in the microprocessor of on-vehicle host, described positioning unit directly adopts the navigation positioning module on vehicle-mounted.
3. station name display methods, sets up station information database at local terminal, these station information data stockContain frequency of radio station point, station location point, station name, the minimum boundary rectangle of radio station scope and radio station letterNumber overlay area, this method is as follows:
A1. obtain the current frequency of radio station point of listening to radio station, and inquire about station information database, obtain radio station letterThe all standby frequency of radio station point of depositing mating with this current broadcast station frequency point in breath database;
If what b2. search out only has one for depositing frequency of radio station point, inquire about station information database, this is standbyThe title of depositing frequency of radio station point shows; If search out standby deposit frequency of radio station point have multiple, inquiryStation information database, obtains each for depositing the station location point that Frequency point is corresponding;
C3. obtain the current location of local device by positioning unit, and input to control module;
D4. multiple standby depositing in Frequency point, carry out screening, then operate respectively according to the following steps;
If what e5. filter out in steps d 4 only has one for depositing Frequency point, by radio station name corresponding this Frequency pointClaim to show;
If f6. have two above standby Frequency points of depositing, the frequency station location point and current location being approached the mostPut corresponding station name and show,
Described station information database also stores radio station type, in the time that step e5 carries out station name demonstration,Show radio station type simultaneously, it is characterized in that, carry out screening described in steps d 4, be specially:
D4-1. call station information database, filter out outside the scope minimum of radio station from multiple standby depositing Frequency pointConnect rectangle and covered the standby of described current location and deposit Frequency point, if filter out standbyly deposit Frequency point and only have one to enterEnter step e5 operation, enter next step operation if multiple;
D4-2. call station information database, Frequency point, filter out radio signals and cover from standby the depositing filtering outLid scope has covered the standby of described local device current location and has deposited Frequency point, if the standby Frequency point of depositing filtering outThere is one to enter step e5 operation, enter step f6 operation if multiple; Outside the scope minimum of described radio stationConnect rectangle for radio signals coverage area boundaries point with latitude and longitude value for rectangle that tolerance was formed.
4. station name display methods according to claim 3, is characterized in that: described in step b2What search out only has one for depositing frequency of radio station point, does not directly carry out standby inquiry of depositing frequency of radio station point titleWith demonstration, but in advance this standby validity of depositing frequency of radio station point is judged, determination methods is as follows:
B2-1. judge whether this has covered described current for depositing the minimum boundary rectangle of radio station scope that Frequency point is correspondingPosition, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayCarry out following operation;
B2-2. judge whether this has covered described present bit for depositing the radio signals overlay area that Frequency point is correspondingPut, as otherwise by the microprocessor of vehicle-mounted information and entertainment system by vehicle-mounted screen prompt null result, in this wayInquiry station information database, shows this standby title of depositing frequency of radio station point.
5. according to the station name display methods described in claim 3 or 4, it is characterized in that: be applied to carCarry information entertainment, described station information database is carried on on-vehicle host memory, and described control is singleUnit is carried in the microprocessor of on-vehicle host, and described positioning unit directly adopts the navigator fix mould on vehicle-mountedPiece.
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| CN201210585499.8A CN103078695B (en) | 2012-12-30 | 2012-12-30 | Station name display methods and application thereof |
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| CN201210585499.8A CN103078695B (en) | 2012-12-30 | 2012-12-30 | Station name display methods and application thereof |
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| CN104243078A (en) * | 2014-08-26 | 2014-12-24 | 惠州市凯越电子有限公司 | Matching display method and device for radio station names |
| US10721610B2 (en) | 2016-05-20 | 2020-07-21 | Huawei Technologies Co., Ltd. | Communication method and apparatus for pr-association rich media exchange |
| CN107733544A (en) * | 2017-11-02 | 2018-02-23 | 深圳市路畅科技股份有限公司 | A kind of radio and a kind of acquisition methods and device of preset station tranmitting frequency table |
| JP2019208887A (en) * | 2018-06-05 | 2019-12-12 | 東芝ライフスタイル株式会社 | Clothing processing device |
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| CN201022192Y (en) * | 2007-03-12 | 2008-02-13 | 中国电子科技集团公司第三十八研究所 | A radio |
| CN102281077A (en) * | 2010-06-11 | 2011-12-14 | 上海博泰悦臻电子设备制造有限公司 | Radio receiver and reception method thereof |
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