CN106487466A - A kind of radio source of sound automatic switchover system and method - Google Patents
A kind of radio source of sound automatic switchover system and method Download PDFInfo
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- CN106487466A CN106487466A CN201510526918.4A CN201510526918A CN106487466A CN 106487466 A CN106487466 A CN 106487466A CN 201510526918 A CN201510526918 A CN 201510526918A CN 106487466 A CN106487466 A CN 106487466A
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Abstract
The invention provides a kind of radio source of sound automatic switchover system and method, it passes through a FM/AM radio receiver module and receives FM/AM broadcast singal through antenna；Detect the intensity of described FM/AM broadcast singal by a switching management module, and the intensity of described FM/AM broadcast singal and a predetermined threshold are compared；If the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined threshold, keep listening to FM/AM broadcast by described FM/AM radio receiver module；If the intensity of described FM/AM broadcast singal is less than described predetermined threshold, automatically switched to receive the data in the broadcasting station from the webserver by an internet radio module, thus continue listening to described FM/AM broadcast.Described system and method achieve mobile Internet and the slitless connection of ground EM/AM broadcast singal, make radio user in the not good place of FM/AM broadcast singal, borrow internet content still can continue clearly to listen to original radio programs, thus greatly improving the experience of user.
Description
Technical field
The invention belongs to the technical field of radio Audio Processing, it is based on net more particularly to a kind of
Network radio and FM/AM wireless radio source of sound automatic switchover system and method.
Background technology
In recent years, radio function becomes numerous handheld mobile devices and vehicle entertainment system
Basic function.People are in commuting road, or out on tours is driven in road, often
Listen to FM/AM radio to loosen mood and to obtain real time information.But people or vehicle exist
In movement, block broadcast singal due to being frequently encountered high building in the environment of movement, or tunnel
Road, does not have broadcast singal in underground garage etc. special environment substantially, thus leading to FM/AM
The not good situation of broadcast singal.In this environment, FM/AM radio receives user
Signal can be with very big noise, thus seriously reducing the experience of radio user.
Content of the invention
Present invention aims to defect present in prior art, based on mobile Internet
The coverage rate of signal is more and more complete, has exceeded the covering of broadcast singal in a lot of places, provides
A kind of based on internet radio and FM/AM wireless radio source of sound automatic switchover system and
Method, realizes the slitless connection of mobile Internet and ground FM/AM broadcast singal so that receiving
Sound machine user, in the not good place of FM/AM broadcast singal, borrows the section of mobile Internet transmission
Mesh content still can clearly continue and listen to FM/AM broadcast program, thus greatly improving
The experience of radio user.
For achieving the above object, according to an aspect of the present invention, there is provided a kind of radio source of sound
Automatic switchover system, described system includes：
FM/AM radio receiver module, for receiving FM/AM broadcast singal by antenna；
Internet radio module, for obtaining broadcast electricity by the webserver of mobile Internet
The programme content of platform；And
Switching management module, for detecting the intensity of described FM/AM broadcast singal, and by institute
State the intensity of FM/AM broadcast singal and a predetermined threshold is compared, if described FM/AM
The intensity of broadcast singal is greater than or equal to described predetermined threshold, then keep passing through described FM/AM
Radio receiver module listens to FM/AM broadcast, if the low intensity of described FM/AM broadcast singal
In described predetermined threshold, then automatically switched to receive by described internet radio module
The section matching with the described FM/AM listening to broadcast from the webserver of mobile Internet
Mesh content, thus continue listen to described FM/AM broadcast.
In one embodiment, described predetermined threshold includes the FM for FM broadcast singal
At least one of predetermined threshold and the AM predetermined threshold for AM broadcast singal.If
Radio user passes through described FM/AM radio receiver module and receives FM broadcast singal, then described
Switching management module detects the intensity of described FM broadcast singal, and it is made a reservation for described FM
Threshold value is compared.If radio user passes through described FM/AM radio receiver module received
AM broadcast singal, then the intensity of the described switching management module described AM broadcast singal of detection,
And it is compared with described AM predetermined threshold.
In one embodiment, described FM predetermined threshold is set as -6dBuV, described AM
Predetermined threshold is set as 26dBuV.
In one embodiment, if the intensity of described FM/AM broadcast singal is less than described
Predetermined threshold, described switching management module then indicates internet radio module and described network service
Device connects, and searches for the programme content that matches with current FM/AM broadcast program, and under starting
Carry and cache the programme content of described coupling, persistently detect now described FM/AM broadcast simultaneously
The intensity of signal, and the intensity of described FM/AM broadcast singal and described predetermined threshold are carried out
Relatively, if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined threshold,
Then stop the described programme content downloaded and cache described coupling, keep passing through described FM/AM
Radio receiver module listens to FM/AM broadcast；If the intensity of described FM/AM broadcast singal is protected
Hold less than described predetermined threshold and pass by after the scheduled time, then automatically switched with by institute
State the programme content that internet radio module listens to the described coupling downloaded and cache.
In one embodiment, described radio source of sound automatic switchover system also includes a meter
When device, the timing to the described scheduled time is completed by described timer.
In one embodiment, the described webserver is the webserver of 3G network,
The described scheduled time is set as 5 seconds.
According to a further aspect in the invention, there is provided a kind of radio source of sound automatic switching method,
It includes following steps：
(S1) pass through a FM/AM radio receiver module and receive FM/AM broadcast singal through antenna；
(S2) pass through the intensity that a switching management module detects described FM/AM broadcast singal,
And the intensity of described FM/AM broadcast singal and a predetermined threshold are compared；
(S3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined threshold
Value, then keep listening to FM/AM broadcast by described FM/AM radio receiver module；
(S4) if the intensity of described FM/AM broadcast singal is less than described predetermined threshold,
Automatically switched to receive the network from mobile Internet by an internet radio module
The programme content matching with the described FM/AM listening to broadcast of server, thus the receipts that continue
Listen described FM/AM broadcast.
In one embodiment, described predetermined threshold includes the FM for FM broadcast singal
At least one of predetermined threshold and the AM predetermined threshold for AM broadcast singal.If
Radio user passes through described FM/AM radio receiver module and receives FM broadcast singal, then described
Switching management module detects the intensity of described FM broadcast singal, and it is made a reservation for described FM
Threshold value is compared.If radio user passes through described FM/AM radio receiver module received
AM broadcast singal, then the intensity of the described switching management module described AM broadcast singal of detection,
And it is compared with described AM predetermined threshold.
In one embodiment, described FM predetermined threshold is set as -6dBuV, described AM
Predetermined threshold is set as 26dBuV.
In one embodiment, in described step (S4), if described FM/AM is wide
The intensity broadcasting signal is less than described predetermined threshold, and described switching management module then executes following step
Suddenly：
(S4-1) indicate that described internet radio module is connected with the described webserver, search
The programme content matching with current FM/AM broadcast program, and start to download and cache described
The programme content of coupling；
(S4-2) download and cache described coupling programme content while, persistently detect this
The intensity of Shi Suoshu FM/AM broadcast singal, and the intensity by described FM/AM broadcast singal
It is compared with described predetermined threshold；
(S4-3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined
Threshold value, then stop the described programme content downloaded and cache described coupling, enter described step
(3), keep listening to FM/AM broadcast by described FM/AM radio receiver module；
(S4-4) if the intensity of described FM/AM broadcast singal keeps below described predetermined threshold
Value and after having pass by the scheduled time, then automatically switched with by described internet radio module
Listen to the programme content that described downloading and cache and current FM/AM broadcast program matches,
Thus continue listening to described FM/AM broadcast.
In one embodiment, described in described step (4), the timing of the scheduled time is logical
Cross what a timer completed.
In one embodiment, the described webserver is the webserver of 3G network,
The described scheduled time is set as 5 seconds.
By the system and method for the present invention it is achieved that mobile Internet and ground FM/AM are wide
Broadcast the slitless connection of signal so that radio user is in the not good place of FM/AM broadcast singal,
The programme content borrowing mobile Internet transmission still can clearly continue that to listen to FM/AM wide
Broadcast program, thus greatly improving the experience of user.
Brief description
Fig. 1 is the structure of the radio source of sound automatic switchover system according to one embodiment of the invention
Schematic diagram.
Fig. 2 is the radio source of sound automatic switching method according to one embodiment of the present invention
Flow chart.
Fig. 3 is the radio source of sound automatic switching method according to another preferred embodiment of the present invention
Flow chart.
6th, specific embodiment
The radio source of sound describing in detail according to the present invention hereinafter with reference to accompanying drawing automatically switches and is
System and the embodiment of method.
Fig. 1 illustrates radio source of sound automatic switchover system according to an embodiment of the invention.This receipts
Sound machine source of sound automatic switchover system includes FM/AM radio receiver module 1, for connecing by antenna
Receive FM/AM broadcast singal；Internet radio module 2, for by the net of mobile Internet
Network server 3 obtains the programme content in broadcasting station；And switching management module 4, for examining
Survey the intensity of described FM/AM broadcast singal, and the intensity by described FM/AM broadcast singal
It is compared with a predetermined threshold, if the intensity of described FM/AM broadcast singal is less than described
Predetermined threshold, described switching management module 4 then indicates internet radio module 2 and described network
Server 3 connects, and searches for the programme content matching with current FM/AM broadcast program, and
Start to download and cache the programme content of described coupling, persistently detect now described simultaneously
The intensity of FM/AM broadcast singal, and by the intensity of described FM/AM broadcast singal with described
Predetermined threshold is compared, if the intensity of described FM/AM broadcast singal is greater than or equal to institute
State predetermined threshold, then stop the described programme content downloaded and cache described coupling, keep passing through
Described FM/AM radio receiver module 1 listens to FM/AM broadcast, if described FM/AM is wide
Broadcast signal intensity keep below described predetermined threshold and pass by the scheduled time after, then carry out from
Dynamic switching is to listen to the described coupling downloaded and cache by described internet radio module 2
Programme content, the wherein said scheduled time is set as 5 seconds, by with switching management module 4 phase
A timer 5 even carrys out timing.
In this embodiment, described predetermined threshold includes making a reservation for for the FM of FM broadcast singal
Threshold value and the AM predetermined threshold for AM broadcast singal, wherein said FM predetermined threshold
It is set as -6dBuV, described AM predetermined threshold is set as 26dBuV.If radio is used
Family is passed through described FM/AM radio receiver module 1 and is received FM broadcast singal, then described switching pipe
Reason module 4 detects the intensity of described FM broadcast singal, and by itself and described FM predetermined threshold
It is compared.If radio user passes through described FM/AM radio receiver module 1 receives AM
Broadcast singal, then the intensity of the described switching management module inspection 4 described AM broadcast singal of survey, and
It is compared with described AM predetermined threshold.
In this embodiment, the described webserver 3 is the network service of 3G mobile Internet
Device.
Certainly, those skilled in the art can as the case may be, by the described scheduled time and
FM predetermined threshold and AM predetermined threshold are set as other numerical value.
Fig. 2 shows radio source of sound automatic switchover side according to one preferred embodiment of the present invention
Method.The method includes following steps：
(S1) pass through a FM/AM radio receiver module 1 and receive FM/AM broadcast letter through antenna
Number；
(S2) intensity of described FM/AM broadcast singal is detected by a switching management module 4,
And the intensity of described FM/AM broadcast singal and a predetermined threshold are compared；
(S3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined threshold
Value, then keep listening to FM/AM broadcast by described FM/AM radio receiver module 1；
(S4) if the intensity of described FM/AM broadcast singal is less than described predetermined threshold,
Automatically switched with by an internet radio module 2 receive from the webserver 3 with
The described FM/AM programme content that matches of broadcast listened to, thus continue listen to described
FM/AM broadcasts.
In this embodiment, described predetermined threshold includes making a reservation for for the FM of FM broadcast singal
Threshold value and the AM predetermined threshold for AM broadcast singal, wherein said FM predetermined threshold
It is set as -6dBuV, described AM predetermined threshold sets position 26dBuV.If radio is used
Family is passed through described FM/AM radio receiver module 1 and is received FM broadcast singal, then described switching pipe
Reason module 4 detects the intensity of described FM broadcast singal, and by itself and described FM predetermined threshold
It is compared.If radio user passes through described FM/AM radio receiver module 1 receives AM
Broadcast singal, then described switching management module 4 detect the intensity of described AM broadcast singal, and
It is compared with described AM predetermined threshold.
In this embodiment, the described webserver 3 is the network service of 3G mobile Internet
Device, the described scheduled time is set as 5 seconds.
Certainly, those skilled in the art can as the case may be, by the described scheduled time and
FM predetermined threshold and AM predetermined threshold are set as other numerical value.
Fig. 3 is the radio source of sound automatic switching method according to another preferred embodiment of the present invention.
Fig. 3 is with the difference of method shown in Fig. 2：Described step (S4) in method shown in Fig. 3
In, if the intensity of described FM/AM broadcast singal is less than described predetermined threshold, described switching
Management module 4 executes following steps：
(S4-1) indicate that described internet radio module 1 is connected with the described webserver 3,
Search for the programme content matching with current FM/AM broadcast program, and start to download and cache
The programme content of described coupling；
(S4-2) download and cache described coupling programme content while, keep detection this
The intensity of Shi Suoshu FM/AM broadcast singal, and the intensity by described FM/AM broadcast singal
It is compared with described predetermined threshold；
(S4-3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined
Threshold value, then stop the described programme content downloaded and cache described coupling, enter described step
(3), keep listening to FM/AM broadcast by described FM/AM radio receiver module 1；
(S4-4) if the intensity of described FM/AM broadcast singal keeps below described predetermined threshold
Value and after having pass by the scheduled time, then automatically switched with by described internet radio module
2 listen in the program that described downloading and cache and current FM/AM broadcast program matches
Hold, thus continue listening to described FM/AM broadcast.
By the system and method for the present invention it is achieved that mobile Internet and ground FM/AM are wide
Broadcast the slitless connection of signal so that radio user is in the not good place of FM/AM broadcast singal,
The programme content borrowing mobile Internet transmission still can clearly continue that to listen to FM/AM wide
Broadcast program, thus greatly improving the experience of radio user.
Although describing the present invention in conjunction with some embodiments, the present invention be not limited to
Upper described embodiment.Based on teachings above, those of ordinary skill in the art can be easily
Various modification can be adapted and modification.Protection scope of the present invention to be limited by appended claims
Fixed.
Claims (10)
1. a kind of radio source of sound automatic switchover system, described system includes：
FM/AM radio receiver module, for receiving FM/AM broadcast singal by antenna；
Internet radio module, for obtaining broadcast electricity by the webserver of mobile Internet
The programme content of platform；And
Switching management module, for detecting the intensity of described FM/AM broadcast singal, and by institute
State the intensity of FM/AM broadcast singal and a predetermined threshold is compared, if described FM/AM
The intensity of broadcast singal is greater than or equal to described predetermined threshold, then keep passing through described FM/AM
Radio receiver module listens to FM/AM broadcast, if the low intensity of described FM/AM broadcast singal
In described predetermined threshold, then automatically switched to receive by described internet radio module
Match from the broadcasting with the described FM/AM listening to of the webserver of described mobile Internet
Programme content, thus continue listening to described FM/AM broadcast.
2. system according to claim 1, wherein, described predetermined threshold includes being directed to
The FM predetermined threshold of FM broadcast singal and for AM broadcast singal AM predetermined threshold in
At least one of, if radio user passes through described FM/AM radio receiver module and receives FM
Broadcast singal, then the intensity of the described switching management module described FM broadcast singal of detection, and will
It is compared with described FM predetermined threshold；If radio user passes through described FM/AM
Radio receiver module receives AM broadcast singal, then described switching management module detects that described AM is wide
Broadcast the intensity of signal, and it is compared with described AM predetermined threshold.
3. system according to claim 2, wherein, described FM predetermined threshold sets
For -6dBuV, described AM predetermined threshold is set as 26dBuV.
4. system according to any one of claim 1 to 3, wherein, if described
The intensity of FM/AM broadcast singal is less than described predetermined threshold, then described switching management module refers to
Show that internet radio module is connected with the described webserver, search is broadcasted with current FM/AM
The programme content that program matches, and start to download and cache the programme content of described coupling, with
Shi Chixu detects the intensity of now described FM/AM broadcast singal, and will be wide for described FM/AM
Broadcast the intensity of signal and described predetermined threshold is compared, if described FM/AM broadcast singal
Intensity be greater than or equal to described predetermined threshold, then stop described downloading and caching described coupling
Programme content, keeps listening to FM/AM broadcast by described FM/AM radio receiver module；As
The intensity of really described FM/AM broadcast singal keeps below described predetermined threshold and has pass by make a reservation for
After time, then automatically switched so that described download simultaneously is listened to by described internet radio module
The programme content of the coupling of caching.
5. system according to any one of claim 1 to 3, wherein, described network
Server is the webserver of 3G network, and the described scheduled time is set as 5 seconds.
6. a kind of radio source of sound automatic switching method, it includes following steps：
(S1) pass through a FM/AM radio receiver module and receive FM/AM broadcast letter through antenna
Number；
(S2) pass through the intensity that a switching management module detects described FM/AM broadcast singal,
And the intensity of described FM/AM broadcast singal and a predetermined threshold are compared；
(S3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined threshold
Value, then keep listening to FM/AM broadcast by described FM/AM radio receiver module；
(S4) if the intensity of described FM/AM broadcast singal is less than described predetermined threshold,
Automatically switched to receive the network from mobile Internet by an internet radio module
The programme content matching with the described FM/AM listening to broadcast of server, thus the receipts that continue
Listen described FM/AM broadcast.
7. method according to claim 6, wherein, described predetermined threshold includes being directed to
The FM predetermined threshold of FM broadcast singal and for AM broadcast singal AM predetermined threshold in
At least one of, if radio user passes through described FM/AM radio receiver module and receives FM
Broadcast singal, then the intensity of the described switching management module described FM broadcast singal of detection, and will
It is compared with described FM predetermined threshold；If radio user passes through described FM/AM
Radio receiver module receives AM broadcast singal, then described switching management module detects that described AM is wide
Broadcast the intensity of signal, and it is compared with described AM predetermined threshold.
8. method according to claim 6, wherein, described FM predetermined threshold sets
For -6dBuV, described AM predetermined threshold is set as 26dBuV.
9. the method according to any one of claim 6 to 8, wherein, in described step
Suddenly in (S4), if the intensity of described FM/AM broadcast singal is less than described predetermined threshold,
Described switching management module then executes following steps：
(S4-1) indicate that described internet radio module is connected with the described webserver, search
The programme content matching with current FM/AM broadcast program, and start to download and cache described
The programme content of coupling；
(S4-2) download and cache described coupling programme content while, persistently detect this
The intensity of Shi Suoshu FM/AM broadcast singal, and the intensity by described FM/AM broadcast singal
It is compared with described predetermined threshold；
(S4-3) if the intensity of described FM/AM broadcast singal is greater than or equal to described predetermined
Threshold value, then stop the described programme content downloaded and cache described coupling, enter described step
(S3), keep listening to FM/AM broadcast by described FM/AM radio receiver module；
(S4-4) if the intensity of described FM/AM broadcast singal keeps below described making a reservation for
Threshold value and after having pass by the scheduled time, then automatically switched with by described internet radio mould
Block listens to the described program that described downloading and cache and current FM/AM broadcast program matches
Content, thus continue listen to described FM/AM broadcast.
10. the method according to any one of claim 6 to 8, wherein, described network
Server is the webserver of 3G network, and the described scheduled time is set as 5 seconds.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510526918.4A CN106487466A (en) | 2015-08-25 | 2015-08-25 | A kind of radio source of sound automatic switchover system and method |
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| CN201510526918.4A CN106487466A (en) | 2015-08-25 | 2015-08-25 | A kind of radio source of sound automatic switchover system and method |
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| CN110166157A (en) * | 2019-05-29 | 2019-08-23 | 北京百度网讯科技有限公司 | The control method and device of in-vehicle multi-media system, electronic equipment, readable medium |
| CN110809241A (en) * | 2019-11-06 | 2020-02-18 | 南京酷沃智行科技有限公司 | Radio broadcasting and network broadcasting intelligent switching system |
| CN110855391A (en) * | 2018-08-21 | 2020-02-28 | 上海博泰悦臻网络技术服务有限公司 | Sound source switching method and system for vehicle-mounted radio |
| CN112003666A (en) * | 2020-08-21 | 2020-11-27 | 中国第一汽车股份有限公司 | Vehicle-mounted radio control method, device, equipment and storage medium |
| CN113014343A (en) * | 2021-02-19 | 2021-06-22 | 深圳瑞娅互娱科技有限公司 | Control method and related device for vehicle-mounted broadcasting station in interference scene |
| CN114142955A (en) * | 2020-09-04 | 2022-03-04 | 华为技术有限公司 | Broadcast signal playing method and map generating method and device |
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| CN113014343A (en) * | 2021-02-19 | 2021-06-22 | 深圳瑞娅互娱科技有限公司 | Control method and related device for vehicle-mounted broadcasting station in interference scene |
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