CN1901645A - Automatic regulating receiving device and method for broad cast channels - Google Patents
Automatic regulating receiving device and method for broad cast channels Download PDFInfo
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- CN1901645A CN1901645A CN 200510035868 CN200510035868A CN1901645A CN 1901645 A CN1901645 A CN 1901645A CN 200510035868 CN200510035868 CN 200510035868 CN 200510035868 A CN200510035868 A CN 200510035868A CN 1901645 A CN1901645 A CN 1901645A
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Abstract
This invention relates to a device and a method for adjusting and receiving broadcast of different domains or TV channels based on different domains, in which, the method includes: in the process of selecting and playing the first frequency signals, the current position information is judged by GPS to judge the domain situation of the current position then to output the related second play frequency signals of the masted current domain, then the first and the second play frequency signals are compared to judge if they are unified, if not, the first signal is converted to the second then to be output.
Description
Technical field
The present invention relates to a kind of broadcast receiver, particularly regulate receiving system and method thereof automatically according to the broad cast channels of the automatic selective reception broadcasting channel in different regions.
Background technology
Generally speaking, because some problems that exist in the output of the signal of TV or broadcasting cause a transmit frequency signal can not cover the whole country.The relay station that utilization all is provided with in each region transmits according to the region division same frequency signal content to different transmit frequency signals.In this case, if carry can receive TV or broadcast singal the user who broadcasts receiver in moving process or be equipped with the above-mentioned vehicle of broadcasting receiver in the process of moving, when entering different regions, for continuing to receive the current frequency signal content that is receiving, need select this region consistent to broadcast frequency signal according to the frequency configuration situation of each region with the said frequencies signal.
Illustrate, suppose that the FM broadcasting frequency signal (being assumed to be the A frequency signal) of MBC broadcaster transmission converts the laggard line output of FM frequency signal (being assumed to be the B frequency signal, C frequency signal etc.) of each department respectively under the effect of the relay station of various places setting.
In the prior art, for selecting the frequency signal of broadcasting of each areal setting, the user needs manual operation automatic frequency sweep button, searches out the correspondent frequency signal; Or the user selects until selecting the correspondent frequency signal one by one to channel.
Like this,, need expend the plenty of time if the user selects one by one to channel, and if the user in driving for selecting the channel operation push-button, disperse energy easily, cause traffic accident.
And for search for the situation of broadcasting frequency signal by the automatic frequency sweep mode, the area a little less than signal strength signal intensity is difficult to search the channel signals of setting, like this, in order to reach the desirable result of broadcast of selected channel, needs the plenty of time to carry out precise search too.
Summary of the invention
The present invention addresses the above problem, and provides a kind of and changes according to the region, selects the broad cast channels of different areal setting to regulate receiving system and method thereof automatically automatically.
For achieving the above object,, select channel method to constitute automatically by following steps according to a preferred embodiment of the present invention: according to user's selection instruction, first stage of broadcasting frequency signal of output; Determine the position at current place by global positioning system,,, grasp the stage of the relevant information of region under the current position by using the map datum of dividing by the region based on this positional information; With broadcaster and region is that standard is divided, and all there is corresponding channel in each broadcaster in each region, utilizes above-mentioned channel information, exports corresponding second stage of broadcasting frequency signal of region, current location place of above-mentioned grasp; Broadcast frequency signal and second with first and broadcast frequency signal and compare, judge whether two frequency signals are consistent,, the first frequency conversion of signals is become the stage of second frequency signal if when inconsistent.
Here, for reaching ideal effect of the present invention, it is AM FM signal, FM FM signal at least that above-mentioned first and second broadcasted frequency signal, or a kind of in the television frequency signal.
According to above-mentioned select frequency automatically method, the stage of grasping above-mentioned current location location domain information also should be included in the region that shows the stage of current location in the above-mentioned map datum and cook up in above-mentioned map datum and comprise region, above-mentioned current location place, and grasps the stage of this region related information.
According to above-mentioned select frequency automatically method, the stage that frequency signal is broadcasted in above-mentioned output second also should comprise with the next stage: judge that whether consistent above-mentioned second broadcast frequency signal and above-mentioned first and broadcast frequency signal stage; If two to broadcast frequency signal inconsistent, become above-mentioned second frequency signal to go forward side by side stage of line output above-mentioned first frequency conversion of signals; If two are broadcasted the frequency signal unanimity, continue above-mentioned first stage of broadcasting frequency signal of output.
According to a further advantageous embodiment of the invention, broad cast channels provided by the present invention is regulated receiving system automatically and is constructed as follows: utilize global positioning system to determine the global positioning system collection of letters device of current position signal; Determine the position at current place by global positioning system,,, grasp the device of the relevant information of region under the current position by using the map datum of dividing by the region based on this positional information; According to the channel information of dividing by the region, the device of frequency signal is broadcasted in output and above-mentioned region of grasping corresponding second; Broadcast the result that frequency signal compares according to broadcasting frequency signal and above-mentioned second, broadcast frequency signal with above-mentioned first and convert above-mentioned second device of broadcasting frequency signal to above-mentioned first.
In addition, above-mentioned broad cast channels is regulated receiving system automatically and should be comprised also that the user imports and select to play first and broadcast the device of the instruction of frequency signal; Select the channel selector of above-mentioned first frequency signal and second frequency signal respectively; Export the efferent of above-mentioned first frequency signal and second frequency signal respectively; Store the means of above-mentioned map datum and register the look-up table of the channel information of above-mentioned classification by geographical area.
According to aforesaid the present invention, between different regions, carry out when mobile, utilize current location to grasp the affiliated region situation of current location, the channel that the region is complementary under output and the current location, conversion and output and above-mentioned channel are complementary broadcasts frequency signal, thereby realize broadcasting the automatic selection of frequency signal, and be not subjected to the restriction of present position.
Aforesaid the present invention; channel is carried out one by one manually the mode of selection operation compare with existing; owing to can automatically select to broadcast frequency signal with the region, place is complementary; thereby can reduce unnecessary time waste; avoid the driver to cause traffic accident owing to taking sb's mind off sth, protection user safety.
Description of drawings
Fig. 1 is as a preferred embodiment of the present invention, and broad cast channels is regulated the simple block diagram that receiving system constitutes automatically.
Fig. 2 is the tv channel list of the MBC broadcaster classification by geographical area registered in the look-up table of Fig. 1.
Fig. 3 is according to a preferred embodiment of the invention, utilizes broad cast channels to regulate the precedence diagram that receiving system selects the suitable frequency signal method of broadcasting to implement automatically automatically.
Accompanying drawing major part symbol description
11: user interface 12: control part
13: channel selector 14: efferent
15: global positioning system collection of letters device 16: map data storage
17: look-up table
Embodiment
Fig. 1 is as a preferred embodiment of the present invention, and broad cast channels is regulated the simple block diagram that receiving system constitutes automatically.
With reference to Fig. 1, broad cast channels provided by the present invention is regulated receiving system automatically and is applicable to portable radio, portable television or vehicle-mounted receiver (vehicle-mounted broadcasting collection of letters device or TV collection of letters device) etc.When the user uses said apparatus in moving, no matter when and where can both listen to or watch the desirable information of broadcasting.
The frequency signal of broadcasting of being exported same broadcast message by broadcaster changes into different frequency signals in different regions by different areal setting.In the prior art, the user need could search for by manual or the mode of frequency sweep and select the current region of living in of user correspondent frequency signal.Like this, owing to need select one by one the set frequency in current region of living in, promptly trouble is consuming time again.
For the present invention who provides is provided is by user interface 11, channel selector 13, and global positioning system collection of letters device 15, map data storage 16, look-up table 17, control part 12 and efferent 14 constitute.
Above-mentioned user interface 11 is to import the frequency signal instruction of selecting desired reception or the carrier of importing the select frequency automatically instruction for the user.
Above-mentioned channel selector 13 is selected the desired frequency signal of user and is exported to control part 12.The above-mentioned frequency signal of broadcasting preferably is a kind of in AM frequency signal, FM frequency signal or the television frequency signal at least.Therefore, the channel selector 13 here should be to select AM frequency signal or the broadcast receiver of FM frequency signal with the channel selector or the TV channel selector of selection television channel.
The selected frequency signal (broadcasting frequency signal hereinafter referred to as first) of broadcasting that above-mentioned control part 12 will be exported from above-mentioned channel selector 13 is decoded, and reverts to the original frequency signal of broadcasting, and to above-mentioned efferent 14 outputs.Subsequently, the above-mentioned efferent 14 current frequency signal of broadcasting that will receive is exported.
Above-mentioned global positioning system collection of letters device 15 receives from the electric wave of a plurality of artificial satellites of above-mentioned global positioning system by antenna (end diagram), judges current present position and positional information is transferred to above-mentioned control part 12.Judge that by global positioning system collection of letters device 15 method of current present position is widely used, and therefore no longer describes in detail here.
Like this, continue in the moving process at above-mentioned select frequency automatically device, current present position information will be grasped and upgrade to global positioning system collection of letters device 15 at any time.
Above-mentioned control part 12 utilizes institute's map data stored in the map data storage 16 based on the current location information that above-mentioned global positioning system collection of letters device 15 provides, and grasps the relevant information of the affiliated region of current location.For this reason, the map datum of each region is divided in above-mentioned map data storage 16 storages.Like this,, above-mentioned current location is presented on the above-mentioned map according to above-mentioned map datum, and above-mentioned current location ground of living in domain information is also just learnt thereupon if know current location.
Based on the region situation that above-mentioned control part 12 is grasped, utilize the channel information of the classification by geographical area of being registered on the look-up table 17, search out the pairing channel in this region (broadcasting frequency signal), the line output of going forward side by side hereinafter referred to as second.
For this reason, in above-mentioned look-up table 17, carry out channel information classification registration according to broadcaster and region.
Fig. 2 is the tv channel list of the MBC broadcaster classification by geographical area registered in the look-up table of Fig. 1.
As shown in Figure 2, broadcaster's name is called " MBC ", and the channel of this broadcaster is divided setting by the region.As Seoul is channel 11 (CH 11), and Jinsen is channel 51 (CH 51), and clear state is a channel 33 (CH 33) etc.
Second of 12 pairs of above-mentioned outputs of above-mentioned control part are broadcasted frequency signal and whether are broadcasted with first that frequency signal is consistent to be judged.If two frequency signal unanimities then continue to receive and export above-mentioned first and broadcast frequency signal.
To broadcast frequency signal inconsistent if above-mentioned second broadcasts frequency signal and first, then control part 12 is broadcasted frequency signal with above-mentioned first and converted above-mentioned second to and broadcast frequency signal, and is selected and export above-mentioned second and broadcast frequency signal by above-mentioned channel selector 13.
Fig. 3 is according to a preferred embodiment of the invention, utilizes broad cast channels to regulate the precedence diagram that receiving system selects the suitable frequency signal method of broadcasting to implement automatically automatically.
With reference to Fig. 2 and Fig. 3, at first connect broad cast channels and regulate the receiving system power supply automatically, assign afterwards and select first instruction (S21) of broadcasting frequency signal.
In the following description, be set to launch under the select frequency automatically pattern in supposition.But also can be set to manual frequency-selecting pattern as required, thereby can realize manual or automatic frequency-selecting method.
Above-mentioned channel selector 13 selects first to broadcast signal and export (S22) by efferent 14 a plurality of the broadcasting that receives in the frequency signal.
Whether above-mentioned broad cast channels is regulated receiving system automatically and is judged being in the moving process, if be in stationary state, then will continue to select and play first and broadcast frequency signal.Whether above-mentioned broad cast channels is regulated the current location that receiving system measures according to global positioning system collection of letters device 15 automatically change always, thereby makes judgement (S23) to whether being in mobile status.
Be in mobile status if above-mentioned broad cast channels is regulated receiving system automatically, above-mentioned global positioning system collection of letters device 15 will receive electric wave from a plurality of artificial satellites, follow the tracks of and will measure current position information, and offer control part 12 (S24).
Above-mentioned control part 12 utilizes map datum to grasp the affiliated region situation (S25) of current location based on the current location information that above-mentioned global positioning system collection of letters device 15 determines.That is to say that above-mentioned control part 12 accesses the corresponding data in each region of being stored from above-mentioned map datum storage part 16, on this map datum, demonstrate current position, grasp the residing region of current location simultaneously in view of the above.The map datum is here divided by the region, can be stored in the above-mentioned map data storage 16.
Above-mentioned control part 12 utilizes the channel information of dividing by the region based on the region situation of above-mentioned grasp, and output is broadcasted frequency signal (S26) with the region corresponding second of above-mentioned grasp.That is, from above-mentioned look-up table 17, access the channel information of registering, search out and corresponding region, above-mentioned region channel information, thereby select and output second frequency signal with form by control part 12.At this moment, whether the position that above-mentioned second frequency signal is regulated receiving system automatically according to above-mentioned broad cast channels changes, can be with above-mentioned first to broadcast frequency signal consistent, and also can be inconsistent with it.
Afterwards, 12 pairs above-mentioned second of above-mentioned control parts are broadcasted frequency signal and above-mentioned first and are broadcasted that frequency signal is whether consistent judges (S27).
At this moment, if above-mentioned second broadcast frequency signal and above-mentioned first to broadcast frequency signal consistent, illustrate that above-mentioned broad cast channels regulates receiving system automatically and do not move, but be in a fixing region.In this case, carry out the action in above-mentioned S22 stage, fixing selection is also exported above-mentioned first and is broadcasted frequency signal.
To broadcast frequency signal inconsistent in case above-mentioned second broadcasts frequency signal and above-mentioned first, that is to say that above-mentioned broad cast channels regulates receiving system automatically and transfer to other region from current region, then above-mentioned first frequency conversion of signals is become above-mentioned second frequency signal (S28).
Next, above-mentioned channel selector 13 is selected above-mentioned converted second and is broadcasted frequency signal, will select above-mentioned converted second by above-mentioned efferent 14 again and broadcast frequency signal and export (S29).
Claims (12)
1, a kind of broad cast channels is regulated method of reseptance automatically, it is characterized in that, comprises following process:
According to user's selection instruction, first stage of broadcasting frequency signal of output;
Determine the position at current place by global positioning system,,, grasp the stage of the relevant information of region under the current position by using the map datum of dividing by the region based on this positional information;
With broadcaster and region is that standard is divided, and all there is corresponding channel in each broadcaster in each region, utilizes above-mentioned channel information, exports corresponding second stage of broadcasting frequency signal of region, current location place of above-mentioned grasp;
Broadcast frequency signal and second with first and broadcast frequency signal and compare, judge whether two frequency signals are consistent,, the first frequency conversion of signals is become the stage of second frequency signal if when inconsistent.
2, regulate method of reseptance automatically as claim item 1 described broad cast channels, it is characterized in that, it is AM FM signal, FM FM signal at least that above-mentioned first and second broadcasted frequency signal, or a kind of in the television frequency signal.
3, regulate method of reseptance automatically as claim item 1 described broad cast channels, it is characterized in that, the stage of grasping above-mentioned current location location domain information also comprises following two stages:
The stage that in above-mentioned map datum, shows current location; Comprise region, above-mentioned current location place in the region of in above-mentioned map datum, cooking up, and grasp the stage of this region related information.
4, regulate method of reseptance automatically as claim item 1 described broad cast channels, it is characterized in that, above-mentioned second broadcasts frequency signal exports from above-mentioned channel.
5, regulate method of reseptance automatically as claim item 1 described broad cast channels, it is characterized in that, the stage that frequency signal is broadcasted in above-mentioned output second also comprised with the next stage:
Judge that whether consistent above-mentioned second broadcast frequency signal and above-mentioned first and broadcast frequency signal stage;
If two to broadcast frequency signal inconsistent, become above-mentioned second frequency signal to go forward side by side stage of line output above-mentioned first frequency conversion of signals;
If two are broadcasted the frequency signal unanimity, continue above-mentioned first stage of broadcasting frequency signal of output.
6, a kind of broad cast channels is regulated receiving system automatically, it is characterized in that, by constituting with the lower part:
Utilize global positioning system to determine the global positioning system collection of letters device of current position signal;
Determine the position at current place by global positioning system,,, grasp the device of the relevant information of region under the current position by using the map datum of dividing by the region based on this positional information;
According to the channel information of dividing by the region, the device of frequency signal is broadcasted in output and above-mentioned region of grasping corresponding second;
Broadcast the result that frequency signal compares according to broadcasting frequency signal and above-mentioned second, broadcast frequency signal with above-mentioned first and convert above-mentioned second device of broadcasting frequency signal to above-mentioned first.
7, regulate receiving system automatically as claim item 6 described broad cast channels, it is characterized in that, comprise that also the user imports selection broadcast first and broadcasts the device of the instruction of frequency signal.
8, regulate receiving system automatically as claim item 6 described broad cast channels, it is characterized in that, also comprise the channel selector of selecting above-mentioned first frequency signal and second frequency signal respectively; With
Export above-mentioned first and second respectively and broadcast the efferent of frequency signal.
9, regulate receiving system automatically as claim item 8 described broad cast channels, it is characterized in that, above-mentioned channel selector is a broadcast receiver with channel selector or TV channel selector.
10, regulate receiving system automatically as claim item 6 described broad cast channels, it is characterized in that, also comprise the device of storing above-mentioned map datum and register the look-up table of the channel information of above-mentioned classification by geographical area.
11, regulate receiving system automatically as claim item 6 described broad cast channels, it is characterized in that, in above-mentioned conversion equipment,, then broadcast frequency signal and convert above-mentioned second to and broadcast frequency signal above-mentioned first if second broadcast frequency signal and first to broadcast frequency signal inconsistent.
12, regulate receiving system automatically as claim item 6 described broad cast channels, it is characterized in that, in above-mentioned conversion equipment,, then continue output above-mentioned first and broadcast frequency signal if second broadcast frequency signal and first to broadcast frequency signal consistent.
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| CN 200510035868 CN1901645A (en) | 2005-07-19 | 2005-07-19 | Automatic regulating receiving device and method for broad cast channels |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079755A1 (en) * | 2009-12-31 | 2011-07-07 | 上海博泰悦臻电子设备制造有限公司 | Frequency modulation broadcast reception terminal and frequency modulation broadcast reception method |
| CN103515717A (en) * | 2012-06-19 | 2014-01-15 | 现代摩比斯株式会社 | Antenna for vehicle, broadcast signal receiving system and receiving method thereof |
| CN103796050A (en) * | 2014-01-27 | 2014-05-14 | 京东方科技集团股份有限公司 | Image signal receiving device, method for setting receiving channel of image signal receiving device and display device |
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2005
- 2005-07-19 CN CN 200510035868 patent/CN1901645A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079755A1 (en) * | 2009-12-31 | 2011-07-07 | 上海博泰悦臻电子设备制造有限公司 | Frequency modulation broadcast reception terminal and frequency modulation broadcast reception method |
| CN103515717A (en) * | 2012-06-19 | 2014-01-15 | 现代摩比斯株式会社 | Antenna for vehicle, broadcast signal receiving system and receiving method thereof |
| CN103796050A (en) * | 2014-01-27 | 2014-05-14 | 京东方科技集团股份有限公司 | Image signal receiving device, method for setting receiving channel of image signal receiving device and display device |
| CN103796050B (en) * | 2014-01-27 | 2017-02-15 | 京东方科技集团股份有限公司 | Image signal receiving device, method for setting receiving channel of image signal receiving device and display device |
| US9936252B2 (en) | 2014-01-27 | 2018-04-03 | Boe Technology Group Co., Ltd. | Image signal receiving apparatus, method for setting receiving channel thereof, and display apparatus |
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