CN103297728A - Method and device for identifying tuner and television - Google Patents
Method and device for identifying tuner and television Download PDFInfo
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- CN103297728A CN103297728A CN2013102391397A CN201310239139A CN103297728A CN 103297728 A CN103297728 A CN 103297728A CN 2013102391397 A CN2013102391397 A CN 2013102391397A CN 201310239139 A CN201310239139 A CN 201310239139A CN 103297728 A CN103297728 A CN 103297728A
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Abstract
The invention discloses a method and a device for identifying a tuner and a television and belongs to the field of household appliances. The method includes loading data of a tuner device supported by the television, sequentially writing fixed values in corresponding identification addresses of the silicon tuner, sequentially reading data from the identification addresses, determining the type of the current tuner according to the identification address if the written fixed values can be read correctly, determining that the current tuner is an iron box tuner if the written fixed values cannot be read correctly in all the identification addresses and acquiring corresponding parameters of the current tuner to initialize the current tuner. The device comprises a loading module, a writing module, a reading processing module and an acquiring module. According to the method and the device, corresponding parameter initializing devices are configured by recognizing the type of the tuner, software versions are unified, and production and after-sale management are facilitated.
Description
Technical field
The present invention relates to field of household appliances, particularly a kind of method, device and television set of identifying tuner.
Background technology
In recent years, the continuous development of digital technology, chip technology and popularize, electronic devices and components of a great variety, each disunity.In the development process of electronic product, can apply to various components and parts, in order to make its stable operation, system is necessary for each components and parts and is equipped with its proprietary drive software.For example, in the TV exploitation, owing to reasons such as device supply and costs, can use the signal tuning device (tuner) that different manufacturers is produced.
At present, in searching platform and channel selection process, the frequency band signals that collects is handled by initialized tuner in advance.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
Because device supply and cost can be used the tuner that different manufacturers is produced, and have caused the TV set software version too much; Secondly, be unfavorable for producing, in process of production, only change tuner, just must carry out system upgrade, reduced production efficiency; In addition, be unfavorable for managing after sale, because software can not compatible all tuner devices, increased the difficulty of maintenance.
Summary of the invention
For solve a prior art medium-high frequency part category various, cause the software disunity, cause influencing and produce and problem after sale, the embodiment of the invention provides a kind of method, device and television set of identifying tuner.Described technical scheme is as follows:
On the one hand, provide a kind of method of identifying tuner, described method comprises:
The data of the tuner equipment that the loading television set is supported;
In the corresponding home address of silicon tuner, write fixed value successively;
From described home address, read data successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner;
Obtain the corresponding parameter of current tuner current tuner is carried out initialization.
Preferably, describedly in the corresponding home address of silicon tuner, write fixed value successively, comprising:
The value of the home address of the silicon tuner of described all models is deposited in the array of home address;
In the array of described home address each writes fixed value successively.
Preferably, described fixed value refers to write any number that is used for determining current tuner type in the home address.
Preferably, the described corresponding parameter of current tuner of obtaining is carried out initialization to current tuner, specifically comprises:
When current tuner type has been determined, obtain current tuner sign and tuner parameter;
According to current tuner sign flag bit is set, according to described tuner parameter current video intermediate frequency and sound intermediate frequency is set, for calling the corresponding frequency write-in program of current mark bit the vision signal and the voice signal that receive are handled.
Preferably, when described current tuner type has been determined, obtain current tuner sign and tuner parameter, specifically comprise:
When current tuner is the can tuner, obtain the corresponding parameter of can tuner;
When current tuner is the silicon tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
Second aspect provides a kind of device of identifying tuner, and described device comprises:
Load-on module be used for to load the data of the tuner equipment that television set supports;
Writing module is used for writing fixed value successively to the corresponding home address of silicon tuner;
Read processing module, be used for reading data from described home address successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner; Acquisition module obtains the corresponding parameter of current tuner current tuner is carried out initialization.
Preferably, the said write module specifically is used for depositing the home address of the silicon tuner of described all models in the home address array, and each in the array of described home address writes fixed value successively.
Preferably, described fixed value refers to write any number that is used for determining current tuner type in the home address.
Preferably, described acquisition module specifically comprises:
Acquiring unit when having determined for current tuner type, obtains current tuner sign and tuner parameter;
The unit is set, according to current tuner sign flag bit is set, according to described tuner parameter current video intermediate frequency and sound intermediate frequency are set, for calling the corresponding frequency write-in program of current mark bit the vision signal and the voice signal that receive are handled.
Preferably, described acquiring unit when specifically being the can tuner for current tuner, obtains the corresponding parameter of can tuner; When being the silicon tuner for current tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
The third aspect, the embodiment of the invention provide a kind of television set, comprise the described identification tuner device under the arbitrary execution mode of above-mentioned second aspect.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is:
The present invention disposes corresponding parameter by identification tuner model, the initialization device, the generation that has overcome the various software version disunity that causes of tuner part category and influenced and problem after sale make same version be applied on the television set of different tuners, the convenient generation and management after sale.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
A kind of method flow diagram of identifying tuner that Fig. 1 provides for the embodiment of the invention one;
A kind of method flow diagram of identifying tuner that Fig. 2 provides for the embodiment of the invention two;
Fig. 3 is the detail flowchart of step S205 among Fig. 2;
A kind of apparatus structure schematic diagram of identifying tuner that Fig. 4 provides for the embodiment of the invention three;
Fig. 5 is the structural representation of acquisition module among Fig. 4.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment one
The embodiment of the invention relates to tuner, and tuner comprises: Can Tuner(can tuner) and Silicon Tuner(silicon tuner); What described can tuner used is traditional analogue technique, and inner basic composition comprises frequency mixer, oscillator, phase-locked loop (MOPLL) and high-frequency amplifier etc.; Described silicon tuner adopts advanced digital design techniques and Si semiconductor technology, and the most of discrete device in the original can tuner all is integrated into a silicon; In addition, the can tuner has only a kind of; And the silicon tuner has multiple model.
Referring to Fig. 1, one embodiment of the invention provides a kind of method of identifying tuner, and described method comprises:
S101: the data of the tuner equipment that the loading television set is supported.
Described tuner equipment comprises: silicon tuner and can tuner; The data of described silicon tuner comprise: home address, tuner parameter and sign; The data of can tuner comprise: tuner parameter and sign; Wherein said sign; Wherein, the type that described sign is used for the differentiation tuner is silicon tuner or can tuner, and wherein, the first sign expression tuner type is the silicon tuner, and the second sign expression tuner type is the can tuner.
Wherein, can from the Flash memory, load all data to DDR (English full name: DoubleDataRate, Chinese: the Double Data Rate synchronous DRAM) by the method for MApp_CheckFlash.
S102: in the corresponding home address of silicon tuner, write fixed value successively.
Wherein, described home address refers to the address for the marker register of sign silicon tuner model; Described fixed value refers to write the numerical value that is used for determining current tuner model in the home address, can be any number.
S103: from described home address, read data successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner.
In the present embodiment, when the data in having read all home addresses all can not correctly be read the fixed value of said write, represent that current tuner type is the can tuner, because television equipment has only a tuner equipment, can and can only from a home address, correctly read the fixed value that writes, for example, the tuner of television equipment support comprises: can tuner and the silicon tuner that is respectively five kinds of models, and wherein the home address of the silicon tuner of five kinds of models is respectively 01,02,03,04,05, successively to home address value 01,02, after writing fixed value 00 in 03,04,05, again from home address value 01,02,03,04, read data in 05, television set can only be supported a kind of tuner equipment, if the tuner of current television set is No. 05 silicon tuner, owing to do not have 01 in this television set, 02,03,04 tuner is so can't correctly read the fixed value that writes, can only read the fixed value that writes from 05 tuner, be No. 05 tuner so confirm current tuner model.
S104: obtain the corresponding parameter of current tuner current tuner is carried out initialization.
In the present embodiment, the corresponding parameter of described tuner comprises: the frequency range divide value of the frequency of received television signal, tuner, video intermediate frequency frequency, sound intermediate frequency frequency, wherein, tuner is further processed after the vision signal that receives and voice signal are converted to video intermediate frequency frequency and sound intermediate frequency frequency respectively again.
Present embodiment disposes the method that corresponding parameter is carried out the initialization device by identification tuner model, the generation that has overcome the various software version disunity that causes of tuner part category and influenced and problem after sale, make same version be applied on the television set of different tuners, the convenient generation and management after sale.
Embodiment two
In conjunction with the embodiments one, present embodiment is write read operation at the home address of different tuner types, thus the detailed process that realizes the identification tuner carry out providing the method for another kind of identification tuner in detail, as shown in Figure 2, described method comprises:
S201: the data of the tuner equipment that the loading television set is supported;
Wherein, described tuner equipment comprises: silicon tuner and can tuner; The data of described silicon tuner comprise: home address, tuner parameter and sign, the data of described can tuner comprise: tuner parameter and sign.
The type that described sign is used for the differentiation tuner is silicon tuner or can tuner, and wherein, the first sign expression tuner type is the silicon tuner, and the second sign expression tuner type is the can tuner.
In the present embodiment, can from the Flash memory, load all data to DDR (English full name: DoubleDataRate, Chinese: the Double Data Rate synchronous DRAM) by the method for MApp_CheckFlash.
S202: the value of the home address of the silicon tuner of described all models is deposited in the array of home address;
Particularly, during start, can call the array that the GetTunerType method function sets gradually appointment is the home address array.
Wherein, the value of the home address of all types of silicon tuners of television set support is written to the array of an appointment, namely in the array of home address.
S203: each in the array of described home address writes fixed value successively.
Wherein, described home address refers to the critical registers address value for sign silicon tuner model; Described fixed value refers to write the numerical value that is used for determining current tuner model in the home address, can be any number.
For example, the home address of tuner is respectively 01,02,03,04,05, and then the home address array comprises element 01,02,03,04,05; Any number is written on the corresponding position.
S204: from described home address, read data successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner.
In the present embodiment, when the data in having read all home addresses all can not correctly be read the fixed value of said write, represent that current tuner type is the can tuner, because television equipment has only a tuner equipment, can and can only from a home address, correctly read the fixed value that writes, for example, the tuner of television equipment support comprises: can tuner and the silicon tuner that is respectively five kinds of models, and wherein the home address of the silicon tuner of five kinds of models is respectively 01,02,03,04,05, successively to home address value 01,02, after writing fixed value 00 in 03,04,05, again from home address value 01,02,03,04, read data in 05, television set can only be supported a kind of tuner equipment, if the tuner of current television set is No. 05 silicon tuner, owing to do not have 01 in this television set, 02,03,04 tuner is so can't correctly read the fixed value that writes, can only read the fixed value that writes from 05 tuner, be No. 05 tuner so confirm current tuner model.
S205: when current tuner type has been determined, obtain current tuner sign and tuner parameter;
Wherein, described tuner sign is used for the type of difference can tuner and silicon tuner, and wherein, the first sign expression tuner type is the silicon tuner, and the second sign expression tuner type is the can tuner;
In the present embodiment, referring to Fig. 3, step 205 specifically comprises:
S301: when current tuner is the can tuner, obtain the corresponding parameter of can tuner.
The corresponding parameter of described tuner comprises: the frequency range divide value of the frequency of received television signal, tuner, video intermediate frequency frequency, sound intermediate frequency frequency.
S302: when current tuner is the silicon tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
Wherein, described tuner tabulation refers to the subscript tabulation corresponding with the tuner model of home address array, is used for the model of searching tuner.
S206: according to current tuner sign flag bit is set, according to described tuner parameter current video intermediate frequency and sound intermediate frequency is set, for calling the corresponding frequency write-in program of current mark bit the vision signal and the audio signal that receive are handled.
Wherein, call the intermediate frequency that DRV_VIF_SetSoundSystem and DRV VIF_SetVideoSystem method arrange video and audio frequency respectively;
Concrete, in the present embodiment, when current tuner type is the can tuner, calls the SetTunerPLL function vision signal and the voice signal that receive are handled; When current tuner type is the silicon tuner, calls the devTunerSetPLLData function vision signal and the voice signal that receive are handled.
The method that can present embodiment correctly be read and write by the home address of silicon tuner identifies the type of tuner, and load corresponding tuner parameter and be configured, for calling the corresponding frequency write-in program of current mark bit vision signal and audio signal are handled, overcome the skimble-scamble problem of the various software version that causes of tuner part category effectively, reduced and produced and difficulty after sale, make same version be applied on the television set of different tuners, increased compatibility, and convenient the generation and management after sale.
Embodiment three
Referring to Fig. 4, the embodiment of the invention provides a kind of device of identifying tuner, and this device 40 comprises:
Load-on module 401 be used for to load the data of the tuner equipment that television set supports;
Described tuner equipment comprises: silicon tuner and can tuner; The data of described silicon tuner comprise: home address, tuner parameter and sign; The data of can tuner comprise: tuner parameter and sign; Wherein said sign; Wherein, the type that described sign is used for the differentiation tuner is silicon tuner or can tuner, and wherein, the first sign expression tuner type is the silicon tuner, and the second sign expression tuner type is the can tuner.
Wherein, can from the Flash memory, load all data to DDR (English full name: DoubleDataRate, Chinese: the Double Data Rate synchronous DRAM) by the method for MApp_CheckFlash.
Wherein, described home address refers to the marker register address for sign silicon tuner model; Described fixed value refers to write the numerical value that is used for determining current tuner model in the home address, can be any number.
Particularly, the said write module is used for depositing the home address of the silicon tuner of described all models in the home address array, and each in the array of described home address writes fixed value successively.
Wherein, described home address refers to the critical registers address value for sign silicon tuner model; Described fixed value refers to write the numerical value that is used for determining current tuner model in the home address, can be any number, for example, the home address of tuner is respectively 01,02,03,04,05, and then the home address array comprises element 01,02,03,04,05; Any number is written on the corresponding position.
During start, can call the array that the GetTunerType method function sets gradually appointment is the home address array, the value of the home address of all types of silicon tuners of television set support is written to the array of an appointment, namely in the array of home address.
Read processing module 403, be used for reading data from described home address successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner;
In the present embodiment, when recognition device has read data in all home addresses and all can not correctly read the fixed value of said write, represent that current tuner type is the can tuner, because television equipment has only a tuner equipment, can and can only from a home address, correctly read the fixed value that writes, for example, the tuner of television equipment support comprises: can tuner and the silicon tuner that is respectively five kinds of models, and wherein the home address of the silicon tuner of five kinds of models is respectively 01,02,03,04,05, successively to home address value 01,02, after writing fixed value 00 in 03,04,05, again from home address value 01,02,03,04, read data in 05, television set can only be supported a kind of tuner equipment, if the tuner of current television set is No. 05 silicon tuner, owing to do not have 01 in this television set, 02,03,04 tuner is so can't correctly read the fixed value that writes, can only read the fixed value that writes from 05 tuner, be No. 05 tuner so confirm current tuner model.
Wherein, the tuner parameter comprises: the frequency range divide value of the frequency of received television signal, tuner, video intermediate frequency frequency, sound intermediate frequency frequency, wherein, tuner is further processed after the vision signal that receives and voice signal are converted to video intermediate frequency frequency and sound intermediate frequency frequency respectively again.
Wherein, described fixed value refers to write any number that is used for determining current tuner type in the home address.
In conjunction with said apparatus 40, as shown in Figure 5, described acquisition module 404 specifically comprises:
Acquiring unit 501 when having determined for current tuner type, obtains current tuner sign and tuner parameter;
Wherein, described acquiring unit 501 when specifically being the can tuner for current tuner, obtains the corresponding parameter of can tuner; When being the silicon tuner for current tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
Wherein, call the intermediate frequency that DRV_VIF_SetSoundSystem and DRV VIF_SetVideoSystem method arrange video and audio frequency respectively;
Concrete, in the present embodiment, when current tuner type is the can tuner, calls the SetTunerPLL function vision signal and the voice signal that receive are handled; When current tuner type is the silicon tuner, calls the devTunerSetPLLData function vision signal and the voice signal that receive are handled.
Need to prove that other embodiments of the invention also provide a kind of television set that comprises above-mentioned arbitrary described identification tuner device.Wherein, this device can be to be built in the unit that software unit, hardware cell or software and hardware in the system for TV set combine, and perhaps is integrated in the system for TV set as suspension member independently.
In sum, the method that can above-described embodiment correctly be read and write by the home address of silicon tuner identifies the type of tuner, and load corresponding tuner parameter and be configured, for calling the corresponding frequency write-in program of current mark bit vision signal and audio signal are handled, overcome the skimble-scamble problem of the various software version that causes of tuner part category effectively, reduced and produced and difficulty after sale, make same version be applied on the television set of different tuners, increased compatibility, and convenient the generation and management after sale.
Need to prove: the device of the identification tuner that above-described embodiment provides is when identifying, only the division with above-mentioned each functional module is illustrated, in the practical application, can as required the above-mentioned functions distribution be finished by different functional modules, the internal structure that is about to device is divided into different functional modules, to finish all or part of function described above.In addition, the device of the identification tuner that above-described embodiment provides belongs to same design with the method embodiment of identification tuner, and its specific implementation process sees method embodiment for details, repeats no more here.
The invention described above embodiment sequence number does not represent the quality of embodiment just to description.
The all or part of step that one of ordinary skill in the art will appreciate that realization above-described embodiment can be finished by hardware, also can instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method of identifying tuner is characterized in that, described method comprises:
The data of the tuner equipment that the loading television set is supported;
In the corresponding home address of silicon tuner, write fixed value successively;
From described home address, read data successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner;
Obtain the corresponding parameter of current tuner current tuner is carried out initialization.
2. method according to claim 1 is characterized in that, describedly writes fixed value successively in the corresponding home address of silicon tuner, comprising:
The value of the home address of the silicon tuner of described all models is deposited in the array of home address;
In the array of described home address each writes fixed value successively.
3. according to each described method of claim 1-2, it is characterized in that described fixed value refers to write any number that is used for determining current tuner type in the home address.
4. method according to claim 1 is characterized in that, the described corresponding parameter of current tuner of obtaining is carried out initialization to current tuner, specifically comprises:
When current tuner type has been determined, obtain current tuner sign and tuner parameter;
According to current tuner sign flag bit is set, according to described tuner parameter current video intermediate frequency and sound intermediate frequency is set, for calling the corresponding frequency write-in program of current mark bit the vision signal and the voice signal that receive are handled.
5. method according to claim 4 is characterized in that, when described current tuner type has been determined, obtains current tuner sign and tuner parameter, specifically comprises:
When current tuner is the can tuner, obtain the corresponding parameter of can tuner;
When current tuner is the silicon tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
6. a device of identifying tuner is characterized in that, described device comprises:
Load-on module be used for to load the data of the tuner equipment that television set supports;
Writing module is used for writing fixed value successively to the corresponding home address of silicon tuner;
Read processing module, be used for reading data from described home address successively, if can correctly read the fixed value of said write, then determine current tuner type according to described home address; If all can not correctly read the fixed value of said write in all home addresses, confirm that then current tuner type is the can tuner;
Acquisition module obtains the corresponding parameter of current tuner current tuner is carried out initialization.
7. device according to claim 6 is characterized in that, the said write module specifically is used for depositing the value of the home address of the silicon tuner of described all models in the home address array, and each in the array of described home address writes fixed value successively; Described fixed value refers to write any number that is used for determining current tuner type in the home address.
8. device according to claim 6 is characterized in that, described acquisition module specifically comprises:
Acquiring unit when having determined for current tuner type, obtains current tuner sign and tuner parameter;
The unit is set, according to current tuner sign flag bit is set, according to described tuner parameter current video intermediate frequency and sound intermediate frequency are set, for calling the corresponding frequency write-in program of current mark bit the vision signal and the voice signal that receive are handled.
9. device according to claim 8 is characterized in that, described acquiring unit when specifically being the can tuner for current tuner, obtains the corresponding parameter of can tuner; When being the silicon tuner for current tuner, obtain the subscript of home address array correspondence, search corresponding tuner model according to described being marked on down in the tuner tabulation, obtain corresponding tuner parameter according to described tuner model.
10. a television set is characterized in that, comprises the device of each described identification tuner of 6-9.
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