CN101114837A - Wireless receiver and method thereof - Google Patents
Wireless receiver and method thereof Download PDFInfo
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- CN101114837A CN101114837A CNA2006100367660A CN200610036766A CN101114837A CN 101114837 A CN101114837 A CN 101114837A CN A2006100367660 A CNA2006100367660 A CN A2006100367660A CN 200610036766 A CN200610036766 A CN 200610036766A CN 101114837 A CN101114837 A CN 101114837A
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Abstract
The invention discloses a wireless receiving device, comprising a wireless receiver, a global positioning system module, a channel table and a control unit; wherein, the wireless receiver regulates wireless signals according to a receiving frequency, while the global positioning system module is used for receiving the satellite signals sent by a global satellite positioning system and changing the satellite signals into positioning signals. The channel table comprises a plurality of receiving frequency values of a same radio station in different regions, and the control unit is used for regulating the receiving frequency according to the positioning signals and the channel table when the strength of frequency modulated signals are lower than a standard value.
Description
Technical field
The invention relates to a kind of radio receiver and method thereof, and particularly relevant for a kind of radio receiver and method thereof of applied global positioning system.
Background technology
In station broadcast, because the restriction of the signal transmitting boundary of emitter and station channel configuration, situation all inequality is very common to the channel of listening in same radio station in various places.
For instance, when the driver by A when advancing to B ground, suppose originally that the driver adjusts to station channel when A ground * * radio station, and hope can listen on the way * * program in radio station.But when advancing to B ground, because * * radio station is inequality in the frequency of listening on A ground and B ground, so listening under the frequency originally, the intensity of FM signal will be very low, the driver hears this moment be noisy and unsettled sound.
Fig. 1 is the circuit block diagram of the frequency modulation device of routine techniques.Please refer to Fig. 1, receiving arrangement of frequency-modulated signal 100 is installed on the automobile, and receiving arrangement of frequency-modulated signal 100 has reception antenna 110, processing module 120 and loud speaker 130.Wherein reception antenna 110 can be accepted by extraneous and next FM signal S
R', processing module 120 is coupled to reception antenna 110, so that with FM signal S
R' carry out the processing of demodulation.Then loud speaker 130 is just according to producing message S from the output of processing module 120
0', make car steering person can listen to the broadcasting in radio station.
According to the design of receiving arrangement of frequency-modulated signal 100, if receiving arrangement of frequency-modulated signal 100 is to be installed in the automobile, car steering person is moving to respect to originally listening to the radio station when having difference and listening to channel regional, the unstable and noisy sound with uppick.This moment, car steering person just needed to listen to channel with the mode adjustment of hand adjustment, so not only increased car steering person's trouble, and made car steering person improve the chance of occurrence of traffic accident because of diverting one's attention easily.
Summary of the invention
Purpose of the present invention just provides a kind of radio receiver and wireless transmission method, and it can automatically lock the radio station of listening to when the user moves, and makes the reception of wireless signal keep clear and stable.
The present invention's radio receiver comprises wireless receiver, GPS module, channel table and control unit.Wherein receiving wireless signal, GPS module is in order to receiving the satellite-signal that GPS (Global Position System) is sent, and the conversion satellite-signal is a framing signal according to receive frequency for wireless receiver.Include a plurality of receive frequencies of identical radio station in zones of different in the channel table, control unit then when the intensity of wireless signal is lower than standard value, is adjusted receive frequency according to framing signal and channel table.
In addition, in one of the present invention embodiment, radio receiver comprises that still resonator is to produce output signal.This output signal frequency can be received antenna and receive and be converted to sound and play back.
In one of the present invention embodiment, radio receiver is arranged in the electronic equipment, wherein electronic equipment be in the automobile electronic audio system, the electronic navigation system in the automobile, hand-hold mobile phone or personal digital assistant (personal digital assistant, PDA).
On the other hand, comprise in the present invention's the wireless transmission method according to receive frequency receiving wireless signal, and judge whether the intensity of wireless signal is lower than standard value.When the intensity of wireless signal is lower than standard value,, and adjust receive frequency according to the satellite-signal and the channel table that receive by GPS module.
In addition, in one of the present invention embodiment, method of wireless reception still comprises according to this wireless signal generation output signal.And method of wireless reception is to use above-mentioned radio receiver to carry out it.
The present invention's radio receiver and method of wireless reception, because of using GPS module and channel table, so can the radio station of listening to automatically be locked constantly, have in the zone of different receive frequency values even radio receiver moves to the radio station that relative script listens to along with the user, the user still can receive clear and stable wireless signal.
Description of drawings
Fig. 1 is the circuit block diagram of the frequency modulation device of routine techniques.
Fig. 2 is the circuit block diagram according to the radio receiver of one of the present invention embodiment.
Fig. 3 is the flow chart according to the method for wireless reception of one of the present invention embodiment.
Embodiment
State with other purpose, feature and advantage and can become apparent on the present invention for allowing, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Fig. 2 is the circuit block diagram according to the radio receiver of one of the present invention embodiment.Please refer to Fig. 2, in this embodiment, radio receiver 200 is on the electronic navigation system (not illustrating) that is arranged at automobile, but it is noted that its application is not limited to this.Radio receiver 200 comprises wireless receiver 210, global positioning system (Global Position System, GPS) module 220, channel table 230 and control unit 240 and resonator 250.Wherein wireless receiver 210 is according to receive frequency f
RReceiving wireless signal S1, and GPS module 220 is converted to framing signal S1 in order to the satellite-signal S2 that receives GPS (Global Position System) and send and with satellite-signal.
From the above, have a plurality of channel value of different radio station in zones of different in the channel table 230, and control unit 240 is when being lower than standard value in order to the intensity at wireless signal S1, adjusts receive frequency f according to framing signal and channel table 230
R, and do not need car steering person to take a lot of trouble to adjust.And the big I of standard value decides according to the lowest signal intensity that can play program of radio station reposefully.
In addition, in one of the present invention embodiment, still use the resonator 250 can produce output signal S3, wherein the frequency of the output signal S3 reception antenna that can be installed on the automobile receives, and plays back via the loud speaker on the automobile.Thus, the wireless signal that receives into different frequency via radio receiver 200 just can be unified in the same channel and broadcast, and has saved the user and must constantly carry out the trouble that channel switches originally.
It should be noted that, radio receiver 200 is arranged in the electronic equipment (not illustrating), and this electronic equipment can be electronic audio system, electronic navigation system, hand-hold mobile phone or personal digital assistant in the automobile, and what need emphasize once more is that it is used not as limit.
Fig. 3 is the flow chart according to the method for wireless reception of one of the present invention embodiment.Please also refer to Fig. 2 and Fig. 3, the present invention's method of wireless reception is at first in step S31, and wireless receiver 210 is according to receive frequency f
RTo receive wireless signal S1, then control unit 240 judges whether the intensity of wireless signal S1 is lower than standard value in step S33.Afterwards in step S35 when the intensity of wireless signal S1 is lower than standard value, framing signal and channel table 230 that control unit 240 is calculated according to the satellite-signal S2 that is received by GPS module 220, and adjustment receive frequency f
RAt last, resonator 250 produces output signal S3 according to wireless signal S1 in step S37.
Wherein above-mentioned global positioning system is to use the position of satellite with user place, location, and send satellite-signal to user's GPS module, GPS module will show on the map datum that the user position is on display unit according to the framing signal that this satellite-signal calculated afterwards.At present the GPS module quite popular electronic product of can saying so is common in electronics outfit, personal digital assistant, mobile phone and the laptop computer in the automobile.
In sum, the present invention's radio receiver and method of wireless reception, because of combining global positioning system module and channel table, so even if the user moves to when having difference and listen to frequency regional with respect to the radio station of originally listening to, radio receiver can automatically be adjusted receive frequency, makes that this radio station wireless signal can be listened to by the user continuously and clearly.
Claims (15)
1. radio receiver comprises:
One wireless receiver, in order to receive a wireless signal, this wireless receiver uses a receive frequency to receive this wireless signal;
One GPS module, in order to receiving the satellite-signal that a GPS (Global Position System) is sent, and to change this satellite-signal be a location signal;
One channel table includes a plurality of receive frequency values of identical radio station in zones of different in it; And
One control unit is when being lower than a standard value in order to the intensity at this wireless signal, according to this framing signal and this channel table and adjust this receive frequency.
2. radio receiver according to claim 1 is characterized in that, this radio receiver further comprises a resonator, and this resonator produces an output signal.
3. as the radio receiver as described in the claim 2, it is characterized in that this output signal frequency is equal to the frequency of the input signal of a reception antenna.
4. radio receiver according to claim 1 is characterized in that, this radio receiver is arranged in the electronic equipment.
5. as the radio receiver as described in the claim 4, it is characterized in that this electronic equipment is the electronic audio system in the automobile.
6. as the radio receiver as described in the claim 4, it is characterized in that this electronic equipment is the electronic navigation system in the automobile.
7. as the radio receiver as described in the claim 4, it is characterized in that this electronic equipment is a hand-held mobile phone.
8. as the radio receiver as described in the claim 4, it is characterized in that this electronic equipment is a personal digital assistant.
9. method of wireless reception, it comprises the following steps:
Use a receive frequency to receive a wireless signal;
Whether the intensity of judging this wireless signal is lower than a standard value; And
When the intensity of this wireless signal is lower than this standard value,, and adjust this receive frequency according to a location signal and a channel table that produces by a GPS module.
10. as the method for wireless reception as described in the claim 9, it is characterized in that this wireless transmission method further comprises according to this wireless signal and produces an output signal.
11. the method for wireless reception as described in the claim 9 is characterized in that this wireless transmission method uses a radio receiver to carry out.
12. the method for wireless reception as described in the claim 11 is characterized in that this radio receiver is arranged in the electronic audio system of an automobile.
13. the method for wireless reception as described in the claim 11 is characterized in that this radio receiver is arranged in the electronic navigation system of an automobile.
14. the method for wireless reception as described in the claim 11 is characterized in that, this radio receiver is arranged in a hand-held mobile phone.
15. the method for wireless reception as described in the claim 11 is characterized in that this radio receiver is arranged in a personal digital assistant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100367660A CN101114837A (en) | 2006-07-28 | 2006-07-28 | Wireless receiver and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100367660A CN101114837A (en) | 2006-07-28 | 2006-07-28 | Wireless receiver and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101114837A true CN101114837A (en) | 2008-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100367660A Pending CN101114837A (en) | 2006-07-28 | 2006-07-28 | Wireless receiver and method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101114837A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104243076A (en) * | 2014-08-26 | 2014-12-24 | 惠州市凯越电子有限公司 | Automatic station switching method and device |
| CN104242963A (en) * | 2014-09-16 | 2014-12-24 | 深圳市中兴移动通信有限公司 | Automatic switching method and system of electromagnetic signal receiving frequencies |
| CN104753621A (en) * | 2013-12-25 | 2015-07-01 | 博世汽车部件(苏州)有限公司 | Microprocessor, system and method for channel switching of vehicle radio |
| CN104868964A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automatic on-board radio channel switching system and method |
| CN104868965A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automatic on-board radio frequency adjustment system and method |
| CN109586828A (en) * | 2018-11-29 | 2019-04-05 | 深圳市车联天下信息科技有限公司 | Broadcast station information acquisition methods, device and radio |
-
2006
- 2006-07-28 CN CNA2006100367660A patent/CN101114837A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104753621A (en) * | 2013-12-25 | 2015-07-01 | 博世汽车部件(苏州)有限公司 | Microprocessor, system and method for channel switching of vehicle radio |
| CN104243076A (en) * | 2014-08-26 | 2014-12-24 | 惠州市凯越电子有限公司 | Automatic station switching method and device |
| CN104242963A (en) * | 2014-09-16 | 2014-12-24 | 深圳市中兴移动通信有限公司 | Automatic switching method and system of electromagnetic signal receiving frequencies |
| CN104868964A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automatic on-board radio channel switching system and method |
| CN104868965A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Automatic on-board radio frequency adjustment system and method |
| CN104868965B (en) * | 2014-12-19 | 2018-10-09 | 北京宝沃汽车有限公司 | Vehicle-mounted radio unit frequency automatic regulating system and method |
| CN109586828A (en) * | 2018-11-29 | 2019-04-05 | 深圳市车联天下信息科技有限公司 | Broadcast station information acquisition methods, device and radio |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |