CN102957963A - Method, device and mobile terminal for recognizing information - Google Patents
Method, device and mobile terminal for recognizing information Download PDFInfo
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- CN102957963A CN102957963A CN2011102359833A CN201110235983A CN102957963A CN 102957963 A CN102957963 A CN 102957963A CN 2011102359833 A CN2011102359833 A CN 2011102359833A CN 201110235983 A CN201110235983 A CN 201110235983A CN 102957963 A CN102957963 A CN 102957963A
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Abstract
The invention provides a method, a device and a mobile terminal for recognizing information. The method includes: acquiring a mapping table of a station icon information of a current playing television station; performing character recognition training to an image of the station icon of the current playing television station according to the mapping table, and comparing training results to the station icon information in the mapping table to acquire corrected filter parameters; and using the corrected filter parameters to recognize character information of programs of the current playing television station. The device for recognizing information comprises a mapping table acquiring unit, a recognition training unit and a character recognition unit. The mobile terminal comprises the device for recognizing information. Various influences caused by display screen configurations such as brightness, contrast ratio and saturation are overcome, and success rate of character recognition is increased.
Description
Technical field
The present invention relates to multimedia technology field, relate in particular to a kind of information identifying method, device and portable terminal.
Background technology
On terminal during displaying video, the user wishes that sometimes terminal can identify the Word message in the video flowing.The video frequency program that particularly has has ageing, and is transient, can't again play, and terminal is subjected to screen size limitations, so Word message identification seems very important.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: when the user watches the program of different TV stations or same end in different lower times of environment, the setting of display screen (for example: brightness, contrast, saturation etc.) can be different, at this moment can affect the success rate of Word message identification.
Summary of the invention
The embodiment of the invention provides a kind of information identifying method, device and portable terminal, to improve the success rate of literal identification.
On the one hand, the embodiment of the invention provides a kind of information identifying method, and described information identifying method comprises:
Obtain the mapping table of station symbol information of the TV station of current broadcast;
According to the mapping table of described station symbol information, the station symbol picture of the TV station of described current broadcast is carried out the literal recognition training, the information in the station symbol in the mapping table of the result of training and described station symbol information is compared, obtain revised filter parameter;
Utilize described revised filter parameter, the Word message that occurs in the program to the TV station of described current broadcast is identified.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information of the described TV station that obtains current broadcast, comprise: when starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when Word message when identification that need to carry out in the video, obtain the mapping table of station symbol information of the TV station of current broadcast.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information of the described TV station that obtains current broadcast, comprise: obtain the mapping table of station symbol information of the TV station of described current broadcast from terminal this locality, perhaps obtain the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
Optionally, in one embodiment of this invention, the mapping table of described station symbol information comprises: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.
Optionally, in one embodiment of this invention, described mapping table according to described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, comprise: according to the mapping table of described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
Optionally, in one embodiment of this invention, described Word message comprises: telephone number, network address, text character.
Optionally, in one embodiment of this invention, described information identifying method also comprises: according to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type.
Optionally, in one embodiment of this invention, describedly according to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type, comprise: when described Word message is telephone number, described telephone number is stored as the telephone number of dialable format; And/or when described Word message is network address, described network address is stored as the network address that can link form; And/or when described Word message is text character, described text character is stored as the form of copy editor's version.
On the other hand, the embodiment of the invention provides a kind of information recognition device, and described information recognition device comprises:
The mapping table acquiring unit is used for obtaining the mapping table of station symbol information of the TV station of current broadcast;
The recognition training unit, be used for the mapping table according to described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, and the Word message in the station symbol in the mapping table of the result of training and described station symbol information is compared, and obtains revised filter parameter;
Word recognition unit is used for utilizing described revised filter parameter, and the Word message that occurs in the program to the TV station of described current broadcast is identified.
Optionally, in one embodiment of this invention, described mapping table acquiring unit, be used for when starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when carrying out Word message in the video when identifying, obtain the mapping table of station symbol information of the TV station of current broadcast.
Optionally, in one embodiment of this invention, described mapping table acquiring unit is used for obtaining from terminal this locality the mapping table of station symbol information of the TV station of described current broadcast, perhaps obtains the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information that described mapping table acquiring unit obtains comprises: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.
Optionally, in one embodiment of this invention, described recognition training unit, be used for the mapping table according to described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
Optionally, in one embodiment of this invention, the Word message that described word recognition unit identifies comprises: telephone number, network address, text character.
Optionally, in one embodiment of this invention, described information recognition device also comprises: the classification memory cell is used for according to type the Word message that identifies being classified, and described Word message is stored as the form corresponding with its type.
Optionally, in one embodiment of this invention, described classification memory cell, concrete being used for is stored as described telephone number the telephone number of dialable format when described Word message is telephone number; And/or when described Word message is network address, described network address is stored as the network address that can link form; And/or when described Word message is text character, described text character is stored as the form of copy editor's version.
On the one hand, the embodiment of the invention provides a kind of portable terminal again, and described portable terminal comprises above-mentioned information recognition device.
Technique scheme has following beneficial effect: because adopt the mapping table of the station symbol information of the TV station that obtains current broadcast; According to the mapping table of described station symbol information, the station symbol picture of the TV station of described current broadcast is carried out the literal recognition training, the information in the station symbol in the mapping table of the result of training and described station symbol information is compared, obtain revised filter parameter; Utilize described revised filter parameter, the technological means that the Word message that occurs in the program to the TV station of described current broadcast is identified, so (for example: brightness overcome the setting of display screen, contrast, saturation etc.) different impacts has improved the success rate of literal identification.And for some users that setting is ignorant of for filter parameter, because the mapping table of station symbol information is stored in equipment end or server end, carry out the literal recognition training by obtaining this mapping table, improve greatly it and carried out the ability of literal identification, make literal identify convenientization, accepted by the user easilier.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of information identifying method flow chart of the embodiment of the invention;
Fig. 2 is the mapping table schematic diagram of a kind of station symbol information of the embodiment of the invention;
Fig. 3 is the station symbol picture schematic diagram in the mapping table of embodiment of the invention station symbol information;
Fig. 4 is the station symbol picture schematic diagram of the embodiment of the invention TV station that intercepts current broadcast;
Fig. 5 is the information picture schematic diagram of the embodiment of the invention TV station that intercepts current broadcast;
Fig. 6 is the Word message schematic diagram that the embodiment of the invention identifies;
Fig. 7 is a kind of information recognition device structural representation of the embodiment of the invention;
Fig. 8 is the another kind of information recognition device structural representation of the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
In embodiments of the present invention, need to set up the mapping table of a station symbol information: the mapping table of this station symbol information can exist in the terminal, also can there be network side by TV programme operator, the terminal backward network side request of at every turn starting shooting, network side sends to terminal.Consider that TV station generally can not change station symbol easily, TV programme operator can not change frequency and the channel that program is play easily yet, so can expect that this mapping relations can be relatively stable, can not change a very long period.
As shown in Figure 1, be a kind of information identifying method flow chart of the embodiment of the invention, described information identifying method comprises:
101, obtain the mapping table of station symbol information of the TV station of current broadcast;
102, according to the mapping table of described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, the result of training and the Word message in the station symbol in the mapping table of described station symbol information are compared, obtain revised filter parameter;
103, utilize described revised filter parameter, the Word message that occurs in the program to the TV station of described current broadcast is identified.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information of the described TV station that obtains current broadcast, can comprise: when starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when Word message when identification that need to carry out in the video, obtain the mapping table of station symbol information of the TV station of current broadcast.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information of the described TV station that obtains current broadcast, can comprise: obtain the mapping table of station symbol information of the TV station of described current broadcast from terminal this locality, perhaps obtain the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
Optionally, in one embodiment of this invention, the mapping table of described station symbol information can comprise: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.As shown in Figure 2, be the mapping table schematic diagram of a kind of station symbol information of the embodiment of the invention, comprise at least one of Word message in one of Frequency point and channel number, station symbol position and station symbol picture and the station symbol.
Optionally, in one embodiment of this invention, described mapping table according to described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, can comprise: according to the mapping table of described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
As shown in Figure 3, be the station symbol picture schematic diagram in the mapping table of embodiment of the invention station symbol information; As shown in Figure 4, intercept the station symbol picture schematic diagram of the TV station of current broadcast for the embodiment of the invention.Can identify Word message by embodiment of the invention such scheme: the CCTV music.May not have graphic character in the station symbol, some text characters are just arranged, carry out the literal recognition training this time, namely come to compare with the urtext character of station symbol by the text character in the identification video flowing, can the correcting filter parameter.In addition, may not have text character in a lot of station symbols, but some graphic characters are arranged, carry out the literal recognition training this time and remain feasible, namely come to compare with the original figure of station symbol by the figure in the identification video flowing, still can the correcting filter parameter.
As shown in Figure 5, intercept the information picture schematic diagram of the TV station of current broadcast for the embodiment of the invention; As shown in Figure 6, the Word message schematic diagram that identifies for the embodiment of the invention.Can identify Word message by embodiment of the invention such scheme: " knowing easily ".Can pass through OCR (Optical Character Recognition, optical character identification) and identify above-mentioned Word message.Optionally, in one embodiment of this invention, described Word message can comprise: telephone number, network address, text character etc.
Optionally, in one embodiment of this invention, described information identifying method can also comprise: according to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type.
Optionally, in one embodiment of this invention, describedly according to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type, can comprise: when described Word message is telephone number, described telephone number is stored as the telephone number of dialable format; And/or when described Word message is network address, described network address is stored as the network address that can link form; And/or when described Word message is text character, described text character is stored as the form of copy editor's version.
Said method embodiment of the present invention is because adopt the mapping table of the station symbol information of the TV station that obtains current broadcast; According to the mapping table of described station symbol information, the station symbol picture of the TV station of described current broadcast is carried out the literal recognition training, the information in the station symbol in the mapping table of the result of training and described station symbol information is compared, obtain revised filter parameter; Utilize described revised filter parameter, the technological means that the Word message that occurs in the program to the TV station of described current broadcast is identified, so (for example: brightness overcome the setting of display screen, contrast, saturation etc.) different impacts has improved the success rate of literal identification.No matter whether each TV station's displaying video is the same, perhaps same playback terminal, because the user is in different environment, whether the setting of display screen is the same, can improve the success rate of literal identification.And for some users that setting is ignorant of for filter parameter, because the mapping table of station symbol information is stored in equipment end or server end, carry out the literal recognition training by obtaining this mapping table, improve greatly it and carried out the ability of literal identification, make literal identify convenientization, accepted by the user easilier.
On the other hand, corresponding to said method embodiment, as shown in Figure 7, be a kind of information recognition device structural representation of the embodiment of the invention, described information recognition device comprises:
Mapping table acquiring unit 701 is used for obtaining the mapping table of station symbol information of the TV station of current broadcast;
Word recognition unit 703 is used for utilizing described revised filter parameter, and the Word message that occurs in the program to the TV station of described current broadcast is identified.
Optionally, in one embodiment of this invention, described mapping table acquiring unit 701, be used for when starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when carrying out Word message in the video when identifying, obtain the mapping table of station symbol information of the TV station of current broadcast.
Optionally, in one embodiment of this invention, described mapping table acquiring unit 701 is used for obtaining from terminal this locality the mapping table of station symbol information of the TV station of described current broadcast, perhaps obtains the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
Optionally, in one embodiment of this invention, the mapping table of the station symbol information that described mapping table acquiring unit 701 obtains comprises: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.
Optionally, in one embodiment of this invention, described recognition training unit 702, be used for the mapping table according to described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
Optionally, in one embodiment of this invention, the Word message that described word recognition unit 703 identifies comprises: telephone number, network address, text character.
Optionally, as shown in Figure 8, be the another kind of information recognition device structural representation of the embodiment of the invention.This information recognition device not only comprises above-mentioned mapping table acquiring unit 701, recognition training unit 702, word recognition unit 703, also comprise: classification memory cell 704, be used for according to type the Word message that identifies being classified, and described Word message is stored as the form corresponding with its type.Optionally, described classification memory cell 704, concrete being used for is stored as described telephone number the telephone number of dialable format when described Word message is telephone number; And/or when described Word message is network address, described network address is stored as the network address that can link form; And/or when described Word message is text character, described text character is stored as the form of copy editor's version.
In addition, on the one hand, the embodiment of the invention also provides a kind of portable terminal again, and described portable terminal comprises above-mentioned information recognition device.
Said apparatus embodiment of the present invention is because adopt the mapping table acquiring unit to obtain the mapping table of station symbol information of the TV station of current broadcast; The recognition training unit is according to the mapping table of described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, the result of training and the information in the station symbol in the mapping table of described station symbol information are compared, obtain revised filter parameter; Word recognition unit utilizes described revised filter parameter, the technological means that the Word message that occurs in the program to the TV station of described current broadcast is identified, so (for example: brightness overcome the setting of display screen, contrast, saturation etc.) different impacts has improved the success rate of literal identification.For example, each TV station's broadcast program quality is different, the brightness when causing the user to watch its program, and contrast, saturation etc. are all different, and this will finally affect the literal recognition success rate; And for example, though same playback terminal, when the user is in different lower times of environment, because the setting (brightness of display screen, contrast, saturation etc.) the same, its result also can finally can affect the success rate of literal identification, and after using such scheme of the present invention, no matter whether each TV station's displaying video is the same, perhaps same playback terminal is because the user is in different environment, whether the setting of display screen is the same, can improve the success rate of literal identification.And for some users that setting is ignorant of for filter parameter, because the mapping table of station symbol information is stored in equipment end or server end, carry out the literal recognition training by obtaining this mapping table, improve greatly it and carried out the ability of literal identification, make literal identify convenientization, accepted by the user easilier.
Those skilled in the art can also recognize the various illustrative components, blocks (illustrativelogical block) that the embodiment of the invention is listed, the unit, and step can pass through electronic hardware, computer software, or both combinations realize.Be the clear replaceability (interchangeability) of showing hardware and software, above-mentioned various illustrative components (illustrative components), unit and step have been described their function generally.Such function is to realize depending on the designing requirement of specific application and whole system by hardware or software.Those skilled in the art can be for every kind of specific application, and can make ins all sorts of ways realizes described function, but this realization should not be understood to exceed the scope of embodiment of the invention protection.
Various illustrative logical block described in the embodiment of the invention, or the unit can pass through general processor, digital signal processor, application-specific integrated circuit (ASIC) (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor also can be any traditional processor, controller, microcontroller or state machine.Processor also can realize by the combination of calculation element, for example digital signal processor and microprocessor, multi-microprocessor, Digital Signal Processor Core of one or more microprocessors associatings, or any other similarly configuration realize.
Method described in the embodiment of the invention or the step of algorithm can directly embed hardware, the software module of processor execution or the two combination.Software module can be stored in the storage medium of other arbitrary form in RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor so that processor can be from storage medium reading information, and can deposit write information to storage medium.Alternatively, storage medium can also be integrated in the processor.Processor and storage medium can be arranged among the ASIC, and ASIC can be arranged in the user terminal.Alternatively, processor and storage medium also can be arranged in the different parts in the user terminal.
In one or more exemplary designs, the described above-mentioned functions of the embodiment of the invention can realize in hardware, software, firmware or this three's combination in any.If realize in software, these functions can be stored on the medium with computer-readable, or are transmitted on the medium of computer-readable with one or more instructions or code form.The computer-readable medium comprises the computer storage medium and is convenient to so that allow computer program transfer to other local communication medium from a place.Storage medium can be the useable medium that any general or special computer can access.For example, such computer readable media can include but not limited to RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk storage or other magnetic storage device, or other anyly can be used for carrying or storage can be read by general or special computer or general or special processor the program code of form with instruction or data structure and other medium.In addition, any connection can suitably be defined as the computer-readable medium, for example, if software is by a coaxial cable, optical fiber computer, twisted-pair feeder, Digital Subscriber Line (DSL) or also being comprised in the defined computer-readable medium with wireless way for transmittings such as infrared, wireless and microwave from a web-site, server or other remote resource.Described video disc (disk) and disk (disc) comprise Zip disk, radium-shine dish, CD, DVD, floppy disk and Blu-ray Disc, and disk is usually with the magnetic duplication data, and video disc carries out the optical reproduction data with laser usually.Above-mentioned combination also can be included in the computer-readable medium.
Above-described embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present invention; the protection range that is not intended to limit the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. an information identifying method is characterized in that, described information identifying method comprises:
Obtain the mapping table of station symbol information of the TV station of current broadcast;
According to the mapping table of described station symbol information, the station symbol picture of the TV station of described current broadcast is carried out the literal recognition training, the information in the mapping table of the result of training and described station symbol information is compared, obtain revised filter parameter;
Utilize described revised filter parameter, the Word message that occurs in the program to the TV station of described current broadcast is identified.
2. information identifying method as claimed in claim 1 is characterized in that, the mapping table of the station symbol information of the described TV station that obtains current broadcast comprises:
When starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when carrying out Word message in the video when identifying, obtain the mapping table of station symbol information of the TV station of current broadcast.
3. information identifying method as claimed in claim 1 is characterized in that, the mapping table of the station symbol information of the described TV station that obtains current broadcast comprises:
Obtain the mapping table of station symbol information of the TV station of described current broadcast from terminal this locality, perhaps obtain the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
4. information identifying method as claimed in claim 1 is characterized in that the mapping table of described station symbol information comprises: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.
5. information identifying method as claimed in claim 4, it is characterized in that, described mapping table according to described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, the result of training and the information in the mapping table of described station symbol information are compared, obtain revised filter parameter, comprising:
Mapping table according to described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
6. information identifying method as claimed in claim 1 is characterized in that described Word message comprises: telephone number, network address, text character.
7. such as information identifying method as described in claim 1 or 6, it is characterized in that described information identifying method also comprises:
According to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type.
8. information identifying method as claimed in claim 7 is characterized in that, describedly according to type the Word message that identifies is classified, and described Word message is stored as the form corresponding with its type, comprising:
When described Word message is telephone number, described telephone number is stored as the telephone number of dialable format; And/or
When described Word message is network address, described network address is stored as the network address that can link form; And/or
When described Word message is text character, described text character is stored as the form of copy editor's version.
9. an information recognition device is characterized in that, described information recognition device comprises:
The mapping table acquiring unit is used for obtaining the mapping table of station symbol information of the TV station of current broadcast;
The recognition training unit, be used for the mapping table according to described station symbol information, station symbol picture to the TV station of described current broadcast carries out the literal recognition training, and the information in the station symbol in the mapping table of the result of training and described station symbol information is compared, and obtains revised filter parameter;
Word recognition unit is used for utilizing described revised filter parameter, and the Word message that occurs in the program to the TV station of described current broadcast is identified.
10. information recognition device as claimed in claim 9, it is characterized in that, described mapping table acquiring unit, be used for when starting up of terminal, perhaps when the TV station that plays is new TV station, perhaps when Word message when identification that need to carry out in the video, obtain the mapping table of station symbol information of the TV station of current broadcast.
11. information recognition device as claimed in claim 9, it is characterized in that, described mapping table acquiring unit is used for obtaining from terminal this locality the mapping table of station symbol information of the TV station of described current broadcast, perhaps obtains the mapping table of station symbol information of the TV station of described current broadcast from network equipment.
12. information recognition device is characterized in that as claimed in claim 9, the mapping table of the station symbol information that described mapping table acquiring unit obtains comprises: the Word message in Frequency point and/or channel number-station symbol position-station symbol picture and/or the station symbol.
13. information recognition device as claimed in claim 12, it is characterized in that, described recognition training unit, be used for the mapping table according to described station symbol information, obtain Frequency point and/or the channel number of the TV station of described current broadcast, then intercept the station symbol picture of the TV station of current broadcast according to the station symbol position in the mapping table of described station symbol information, utilize described station symbol picture to carry out the literal recognition training, the result of training and the station symbol picture in the mapping table of described station symbol information and/or the Word message in the station symbol are compared, obtain revised filter parameter.
14. information recognition device is characterized in that as claimed in claim 9, the Word message that described word recognition unit identifies comprises: telephone number, network address, text character.
15. such as information recognition device as described in claim 9 or 14, it is characterized in that described information recognition device also comprises:
The classification memory cell is used for according to type the Word message that identifies being classified, and described Word message is stored as the form corresponding with its type.
16. information recognition device is characterized in that as claimed in claim 15, described classification memory cell is used for described telephone number being stored as the telephone number of dialable format when described Word message is telephone number; And/or when described Word message is network address, described network address is stored as the network address that can link form; And/or when described Word message is text character, described text character is stored as the form of copy editor's version.
17. a portable terminal is characterized in that, described portable terminal comprises such as information recognition device as described in arbitrary among the claim 9-16.
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