CN203352606U - System for listening wireless broadcasts, Bluetooth earphone and mobile terminal - Google Patents
System for listening wireless broadcasts, Bluetooth earphone and mobile terminal Download PDFInfo
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- CN203352606U CN203352606U CN2013202839568U CN201320283956U CN203352606U CN 203352606 U CN203352606 U CN 203352606U CN 2013202839568 U CN2013202839568 U CN 2013202839568U CN 201320283956 U CN201320283956 U CN 201320283956U CN 203352606 U CN203352606 U CN 203352606U
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Abstract
The utility model discloses a system for listening wireless broadcasts, a Bluetooth earphone and a mobile terminal. The system comprises the Bluetooth earphone which is used for receiving a first signal transmitted by a wireless electric wave, processing the first signal so as to get a second signal, encoding the second signal, performing modulation so as to get a Bluetooth signal modulated with the second signal, and sending the Bluetooth signal modulated with the second signal; and the system also comprises the mobile terminal which is used for receiving the Bluetooth signal which is modulated with the second signal and sent by the Bluetooth earphone, demodulating and decoding the Bluetooth signal modulated with the second signal into the second signal, and processing the second signal so as to generate a first digital audio signal. According to the utility model, the Bluetooth earphone, in which a receiving antenna is arranged, and the mobile terminal are cooperatively arranged, so there is no need to add an antenna in the mobile terminal or use a pull rod-type antenna or an externally connected wired earphone as a receiving antenna, remote listening of the wireless broadcasts is achieved, listening quality is higher and the listening is easier.
Description
Technical field
The utility model relates to the mobile communication technology field, is specifically related to a kind of system, bluetooth earphone and mobile terminal of listening to radio broadcasting.
Background technology
The fast development of mobile communication technology, effectively promoting mobile terminal to intellectuality, miniaturization and functional diversities future development.In recent years, because of the up-to-date message of uppick whenever and wherever possible or information, more and more popular with users and like with the mobile terminal of radio broadcasting listening function, however existing mobile terminal, for can receive radio broadcasting, is provided with reception antenna mostly.
Existing reception antenna mainly contains rod-pulling type antenna, pasted sheet type antenna and adopts external wired earphone as antenna.Wherein, the rod-pulling type antenna has reception preferably, but its volume is larger, and the space taken is more, should not in the mobile terminal more and more stronger in the miniaturization demand, use.Although after the employing pasted sheet type antenna, the volume of mobile terminal is little a lot, reception is bad.The reception antenna that current mobile terminal is mostly used the earphone cord of external wired earphone when listening to radio broadcasting, but this configuration makes the user to listen to radio broadcasting in the situation that mobile terminal connects wired earphone, can't listen at a distance radio broadcasting, affect user's experience.
The utility model content
The purpose of this utility model is to provide a kind of system, bluetooth earphone and mobile terminal of listening to radio broadcasting, described system is used the inner reception antenna arranged of bluetooth earphone to listen to radio broadcasting, without at the inner antenna that increases of mobile terminal, realized listening at a distance of radio broadcasting.
For reaching this purpose, the utility model by the following technical solutions:
A kind of system of listening to radio broadcasting, described system comprises:
For receiving first signal that radio wave transmits, described first signal is processed obtain secondary signal, described secondary signal is encoded and modulated to obtain modulating the Bluetooth signal of secondary signal the bluetooth earphone that has the Bluetooth signal of secondary signal to be sent described modulation; And
For receiving modulation that described bluetooth earphone sends, have secondary signal Bluetooth signal, to described modulation, have the Bluetooth signal of secondary signal to carry out the mobile terminal that demodulation and decoding are reduced to described secondary signal and described secondary signal are processed to generation the first digital audio and video signals;
Described bluetooth earphone comprises:
For the first signal that receives described radio wave transmission the reception antenna that described first signal is transmitted; Described first signal be from described radio wave reception to FM signal or amplitude-modulated signal;
With described reception antenna, be connected, for receiving described first signal, to described first signal is amplified and filtration treatment obtains described secondary signal and described secondary signal is transmitted receiver module; Described secondary signal is FM signal or the amplitude-modulated signal after amplification and filtration treatment;
With described receiver module, be connected, for receiving described secondary signal, described secondary signal is encoded and modulated to be obtained modulation the Bluetooth signal of secondary signal the first bluetooth module that has the Bluetooth signal of secondary signal to be transmitted described modulation is arranged;
Be connected with described the first bluetooth module, for the described modulation by receiving, have the Bluetooth signal of secondary signal to send to the first Bluetooth antenna of described mobile terminal.
Further, described mobile terminal comprises:
For the described modulation that receives described bluetooth earphone transmission, the Bluetooth signal of secondary signal the second Bluetooth antenna that has the Bluetooth signal of secondary signal to be transmitted described modulation are arranged;
Be connected with described the second Bluetooth antenna, for the Bluetooth signal that described modulation is had to secondary signal, carry out the second bluetooth module that demodulation and decoding are reduced to described secondary signal and described secondary signal is transmitted;
Be connected, generate for described secondary signal being carried out to demodulation and decoding the modulation module of described the first digital audio and video signals with described the second bluetooth module;
With described the second bluetooth module, with modulation module, be connected, for coordinating and control the microprocessor of described the second bluetooth module and modulation module.
Further, described bluetooth earphone also comprises:
Be connected between described receiver module and the first bluetooth module, for described secondary signal being gone here and there and being converted to the 3rd signal, and the first string of will described the 3rd signal transferring to described the first bluetooth module modular converter also; Described the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment;
Described mobile terminal also comprises:
Be connected between described the second bluetooth module and modulation module, for described the 3rd signal that will receive from described the second bluetooth module, carry out the second string modular converter that parallel-serial conversion is reduced to described secondary signal and described secondary signal is transferred to described modulation module.
Further, described the second string modular converter are also gone here and there for described the first digital audio and video signals by serial and are changed and generate the second digital audio and video signals, and described the second digital audio and video signals transferred to described the second bluetooth module; Described the second digital audio and video signals is the first parallel digital audio and video signals;
Described the second bluetooth module is also had the Bluetooth signal of the second digital audio and video signals and has the Bluetooth signal of the second digital audio and video signals to send to described bluetooth earphone described modulation by described the second Bluetooth antenna for described the second digital audio and video signals encoding and modulating to obtain modulating;
Described the first bluetooth module also for the modulation that receives described the first Bluetooth antenna transmission have the second digital audio and video signals Bluetooth signal, to described modulation, have the Bluetooth signal of the second digital audio and video signals to carry out demodulation and decoding is reduced to described the second digital audio and video signals.
Further, described mobile terminal also comprises:
Be connected with described microprocessor, under controlling at described microprocessor, described the first digital audio and video signals be converted to the loudspeaker that sound is also play; And/or
With described microprocessor, be connected, the earphone interface for will described the first digital audio and video signals under controlling at described microprocessor exporting.
Further, described bluetooth earphone also comprises:
The audio frequency output module that is connected with described the first bluetooth module, for described the second digital audio and video signals by described the first bluetooth module reduction, is converted to sound and plays;
With described the first bluetooth module, with receiver module, be connected, for giving the power management module of described bluetooth earphone power supply;
Be connected, be used to indicate the status indicator lamp of described bluetooth earphone operating state with described the first bluetooth module;
With described the first bluetooth module, be connected, for input control signal so that the button of described bluetooth earphone switching different operating state.
Corresponding, the invention also discloses a kind of bluetooth earphone of listening to radio broadcasting, described bluetooth earphone comprises:
For the first signal that receives the radio wave transmission the reception antenna that described first signal is transmitted; Described first signal be from described radio wave reception to FM signal or amplitude-modulated signal;
With described reception antenna, be connected, for receiving described first signal, to described first signal is amplified and filtration treatment obtains secondary signal and described secondary signal is transmitted receiver module; Described secondary signal is FM signal or the amplitude-modulated signal after amplification and filtration treatment;
Be connected with described receiver module, for described secondary signal being encoded and modulating to obtain modulating, the Bluetooth signal of secondary signal the first bluetooth module that has the Bluetooth signal of secondary signal to be transmitted described modulation arranged;
Be connected with described the first bluetooth module, for the described modulation by receiving, have the Bluetooth signal of secondary signal to send to the first Bluetooth antenna of mobile terminal.
Further, described bluetooth earphone also comprises:
Be connected between described receiver module and the first bluetooth module, for described secondary signal being gone here and there and being converted to the 3rd signal, and the first string of will described the 3rd signal transferring to described the first bluetooth module modular converter also; Described the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment.
Further, described the first bluetooth module also for the modulation that receives described the first Bluetooth antenna transmission have the second digital audio and video signals Bluetooth signal, to described modulation, have the Bluetooth signal of the second digital audio and video signals to carry out demodulation and decoding is reduced to described the second digital audio and video signals;
Described bluetooth earphone also comprises:
The audio frequency output module that is connected with described the first bluetooth module, for described the second digital audio and video signals by described the first bluetooth module reduction, is converted to sound and plays;
With described the first bluetooth module, with receiver module, be connected, for giving the power management module of described bluetooth earphone power supply;
Be connected, be used to indicate the status indicator lamp of described bluetooth earphone operating state with described the first bluetooth module;
With described the first bluetooth module, be connected, for input control signal so that the button of described bluetooth earphone switching different operating state.
Corresponding, the invention also discloses a kind of mobile terminal of listening to radio broadcasting, the Bluetooth signal sent for receiving described bluetooth earphone, described mobile terminal comprises:
For the modulation that receives described bluetooth earphone transmission, the Bluetooth signal of secondary signal the second Bluetooth antenna that has the Bluetooth signal of secondary signal to be transmitted described modulation are arranged;
Be connected with described the second Bluetooth antenna, for the Bluetooth signal that described modulation is had to secondary signal, carry out the second bluetooth module that demodulation and decoding are reduced to described secondary signal and described secondary signal is transmitted;
With described the second bluetooth module, be connected, for described secondary signal being carried out to demodulation and decoding and generating the modulation module of the first digital audio and video signals;
With described the second bluetooth module, with modulation module, be connected, for coordinating and control the microprocessor of described the second bluetooth module and modulation module.
Further, described mobile terminal also comprises:
Be connected between described the second bluetooth module and modulation module, for the 3rd signal that will receive from described the second bluetooth module, carry out the second string modular converter that parallel-serial conversion is reduced to described secondary signal and described secondary signal is transferred to described modulation module.
Further, described the second string modular converter are also gone here and there for described the first digital audio and video signals by serial and are changed and generate the second digital audio and video signals, and described the second digital audio and video signals transferred to described the second bluetooth module; Described the second digital audio and video signals is the first parallel digital audio and video signals;
Described the second bluetooth module is also had the Bluetooth signal of the second digital audio and video signals and has the Bluetooth signal of the second digital audio and video signals to send to described bluetooth earphone described modulation by described the second Bluetooth antenna for described the second digital audio and video signals encoding and modulating to obtain modulating.
Further, described mobile terminal is intelligent watch, intelligent glasses or smart mobile phone.
The utility model discloses a kind of system, bluetooth earphone and mobile terminal of listening to radio broadcasting.System, bluetooth earphone and the mobile terminal of listening to radio broadcasting disclosed in the utility model has following advantage or beneficial effect: because the reception antenna that receives radio broadcasting is arranged in bluetooth earphone, so, (1) mobile terminal need not arrange the rod-pulling type antenna, and the volume of mobile terminal is significantly reduced; (2) mobile terminal need not arrange pasted sheet type antenna again, can significantly strengthen reception; (3) reception antenna is away from other antennas in mobile terminal, and the working frequency range of the working frequency range of radio broadcasting and Bluetooth technology differs far away, makes to listen to radio broadcasting and disturbs littlely, and listening quality is higher; (4) between bluetooth earphone and mobile terminal, adopt Bluetooth technology to be connected, no longer external wired earphone, realized listening at a distance of radio broadcasting, solved the shortcoming that the employing wired earphone can only closely be listened to, and makes to listen to more convenient.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of the system of listening to radio broadcasting that provides of the utility model embodiment;
Fig. 2 is the structural representation of the bluetooth earphone that provides of the first embodiment of the present utility model;
Fig. 3 is the structural representation of the mobile terminal that provides of the first embodiment of the present utility model;
Fig. 4 is the structural representation of the bluetooth earphone that provides of the second embodiment of the present utility model;
Fig. 5 is the structural representation of the mobile terminal that provides of the second embodiment of the present utility model;
Fig. 6 is the structural representation of the bluetooth earphone that provides of the 3rd embodiment of the present utility model;
Fig. 7 is the structural representation of the mobile terminal that provides of the 3rd embodiment of the present utility model;
Fig. 8 is the structural representation of the bluetooth earphone that provides of the 4th embodiment of the present utility model;
Fig. 9 is the structural representation of the mobile terminal that provides of the 4th embodiment of the present utility model.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by specific embodiment.
Radio broadcasting converts the sound of broadcast program to digital audio and video signals by microphone, digital audio and video signals belongs to low frequency signal, must manage it and high-frequency signal (carrier wave) are stacked up, just can reach the purpose of teletransmission, the process of this stack is called modulation, by the process of the low frequency signal control higher-order of oscillation, is called modulation.Digital audio and video signals is modulated by high frequency carrier after amplifying, and at this moment a certain parameter of high-frequency carrier signal (frequency or amplitude) is along with digital audio and video signals (modulation signal) is done to change accordingly, and modulation system commonly used has two kinds of Frequency And Amplitude Modulations.Therefore, within the digital audio and video signals transmitted is included in high-frequency carrier signal, high-frequency carrier signal is again through amplifying, when then high-frequency current flows through transmitting antenna, forming radio wave outwards launches, radio wave is received antenna reception, then through processing such as amplification, filtration, demodulation and decodings, is reduced to digital audio and video signals, and is converted to sound by audio output device and is play.
In the utility model embodiment, the system of listening to radio broadcasting comprises bluetooth earphone and mobile terminal, FM signal or amplitude-modulated signal that bluetooth earphone transmits for receiving radio wave, FM signal or amplitude-modulated signal are sent to mobile terminal by Bluetooth antenna, and mobile terminal carries out demodulation and decoding generating digital audio signal to FM signal or the amplitude-modulated signal received.Digital audio and video signals can be accomplished in several ways broadcasting or storage etc., for example, being converted to sound by the loudspeaker on mobile terminal, external earphone etc. play-overs, also can send to bluetooth earphone by bluetooth module, play by bluetooth earphone, can also realize storage operation by memory module in mobile terminal etc.Generally speaking, the utility model both can listening in frequency modulation broadcast, also can listen to amplitude modulation broadcasting; Both can, by mobile terminal playing or storage etc., also can send in real time bluetooth earphone broadcasting etc.
Fig. 1 is the schematic diagram of the system of listening to radio broadcasting that provides of the utility model.
Referring to Fig. 1, the system of listening to radio broadcasting comprises bluetooth earphone 101 and mobile terminal 102.Bluetooth earphone 101 111 receives first signals by wireless broadcast channel 112 from the radio broadcasting station, and communicates by letter with mobile terminal 102 by bluetooth channel 113.Particularly, the first signal that bluetooth earphone 101 transmits for the radio wave that receives wireless broadcast channel 112, first signal is processed obtain secondary signal, secondary signal is encoded and modulated to obtain modulating to be had the Bluetooth signal of secondary signal and has the Bluetooth signal of secondary signal to be sent modulation; Mobile terminal 102 for the modulation that receives bluetooth earphone 101 and send have secondary signal Bluetooth signal, exchange that the Bluetooth signal that is shaped with secondary signal carries out demodulation and decoding is reduced to secondary signal and this secondary signal is processed to generation the first digital audio and video signals.Wireless broadcast channel 112 is simplex radio communication channels; Bluetooth channel 113 can be the simplex radio communication channel, can be also the duplex wireless communication channel.
The first embodiment
Fig. 2 to Fig. 3 shows the first embodiment of the present utility model.In the present embodiment, bluetooth earphone is not only as the receiving system of radio broadcasting, the voice output after also processing as mobile terminal; Mobile terminal receives signal from bluetooth earphone, is processed, and the signal after processing is sent to bluetooth earphone, by bluetooth earphone, is converted to sound and is play.
Fig. 2 is the structural representation of the bluetooth earphone that provides of the first embodiment of the present utility model.
Referring to Fig. 2, bluetooth earphone comprises reception antenna 201, receiver module 202, the first string modular converter 203, the first bluetooth module 204, the first Bluetooth antenna 205, audio frequency output module 206, power management module 207, status indicator lamp 208 and button 209.Wherein, receiver module 202 is connected with reception antenna 201, the first string modular converter 203 are connected between receiver module 202 and the first bluetooth module 204, and the first bluetooth module 204 also is connected with the first Bluetooth antenna 205, audio frequency output module 206, power management module 207, status indicator lamp 208 and button 209.
Receiver module 202 is amplified for the first signal to receiving from reception antenna 201 and filtration treatment generates secondary signal, also this secondary signal transferred to the first string modular converter 203.Wherein, secondary signal is FM signal or the amplitude-modulated signal after amplification and filtration treatment.The first signal that reception antenna 201 receives is high frequency analog signals, and it comprises various interference and noise, does not reach the requirement that circuit module is further processed, and therefore must be processed by 202 pairs of first signals of receiver module.
Receiver module 202 comprises amplifying unit and intermediate frequency filtering unit (scheming not shown); Amplifying unit is amplified the first signal received, and the noise of introducing in the first signal amplification process is filtered.The intermediate frequency filtering unit carries out filtering, the high fdrequency component in the filtering first signal and low frequency component to the first signal after amplifying.Particularly, when the first signal received when reception antenna 201 is FM signal, intermediate frequency filtering unit rejection frequency is the frequency component higher than 108 megahertzes lower than the frequency component of 87 megahertzes and frequency; When the first signal received when reception antenna 201 is amplitude-modulated signal, intermediate frequency filtering unit rejection frequency is the frequency component higher than 1600 KHz lower than the frequency component of 500 KHz and frequency.After amplifying unit and intermediate frequency filtering cell processing, first signal is converted into secondary signal.
The first string modular converter 203 are gone here and there for the secondary signal to receiver module 202 transmission and are changed and generate the 3rd signal, and the 3rd signal transferred to the first bluetooth module 204.Wherein, the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment.The first signal and the modulation digital audio and video signals thereon that due to reception antenna 201, receive are serials, and in order to improve the efficiency of bluetooth communication, the signal transmitted on bluetooth channel is preferably parallel, therefore, from the 3rd signal of receiver module 202 outputs, to by the first Bluetooth antenna 205, be sent through going here and there and changing.
The first string modular converter 203 comprise clock control cell, shift register cell and output unit (scheming not shown).Clock control cell transfers to shift register cell and output unit as clock control signal using clock signal.Shift register cell carries out shift LD to the signal of input under the control of clock signal.Output unit is arranged the data of storing in shift register cell under the control of clock signal, and according to parallel mode, reduced data is exported.
The first bluetooth module 204 is encoded and is modulated for the 3rd signal to the first string modular converter 203 transmission, obtaining modulation has the Bluetooth signal of the 3rd signal, and the modulation after will encoding and modulate has Bluetooth signal transmission to the first Bluetooth antenna 205 of the 3rd signal, the modulation also the first Bluetooth antenna 205 received has the Bluetooth signal of the second digital audio and video signals to carry out demodulation and decoding is reduced to the second digital audio and video signals, and the second digital audio and video signals after reducing transfers to audio frequency output module 206, to be converted to sound and to play.
The signal demand sent by the first Bluetooth antenna 205 meets the bluetooth communication agreement, so need to be encoded and modulate to sent signal, and after receiving signal, the first Bluetooth antenna 205 needs to carry out to the received signal demodulation and decoding before the first Bluetooth antenna 205 carries out the signal emission.The first bluetooth module 204 is for completing coding and the modulation to sent signal, and demodulation to the received signal and decoding.
The first bluetooth module 204 comprises a processing unit and two first-in first-out (FIFO) memory cell (scheming not shown).Two first-in first-out (FIFO) memory cell is signal (as the 3rd signal) to be sent and the signal that receives (as modulation has the Bluetooth signal of the second digital audio and video signals) for buffer memory respectively.Processing unit being for being encoded and modulated to sent signal (as the 3rd signal), and to the received signal (as modulation has the Bluetooth signal of the second digital audio and video signals) carry out demodulation and decoding.
The first Bluetooth antenna 205 has the Bluetooth signal of the 3rd signal to send to mobile terminal for the modulation by after the first bluetooth module 204 codings and modulation, the modulation also sent for mobile terminal receive has the Bluetooth signal of the second digital audio and video signals, and the modulation received is had to Bluetooth signal transmission to the first bluetooth module 204 of the second digital audio and video signals.Preferably, adopt ceramic antenna as the first Bluetooth antenna 205.
Bluetooth earphone adopts the transmission means of time division duplex, the transmission that therefore the first Bluetooth antenna 205 is also realized exchanging the reception of the Bluetooth signal that is shaped with the second digital audio and video signals and exchanged the Bluetooth signal that is shaped with the 3rd signal by time division way with the bluetooth channel between mobile terminal.
In the present embodiment, audio frequency output module 206 is for being converted to the second digital audio and video signals sound and playing; Power management module 207 is connected with receiver module 202 with the first bluetooth module 204, is used to each circuit module power supply of bluetooth earphone; Status indicator lamp 208 is used to indicate the operating state of bluetooth earphone, and the operating state of bluetooth earphone comprises audio frequency output state and absence of audio output state; It is in the audio frequency output state that status indicator lamp 208 is used to indicate bluetooth earphone, or in the absence of audio output state; Button 209 is for input control signal so that bluetooth earphone switches between different operating states, and button, for the input according to the user, switches bluetooth earphone between audio frequency output state and absence of audio output state.
Fig. 3 is the structural representation of the mobile terminal that provides of the first embodiment of the present utility model.The bluetooth earphone of this mobile terminal and the first embodiment is used in conjunction with, the radio broadcasting received for the treatment of bluetooth earphone.
Referring to Fig. 3, mobile terminal comprises the second Bluetooth antenna 301, the second bluetooth module 302, the second string modular converter 303, modulation module 304, microprocessor 305, L channel 306, R channel 307, Universal Asynchronous Receiver & dispensing device (UART) bus 308, PCMCIA (personal computer memory card international association) (PCMCIA) bus 309 and twin wire serial (I2C) bus 310.Wherein, the second bluetooth module 302 is connected with the second Bluetooth antenna 301, the second string modular converter 303 are connected between the second bluetooth module 302 and modulation module 304, microprocessor 305 is connected with the second bluetooth module 302 by UART bus 308 and pcmcia bus 309, and microprocessor 305 is connected with modulation module 304 by L channel 306, R channel 307 and I2C bus 310.
The second Bluetooth antenna 301 has the Bluetooth signal of the 3rd signal for the modulation that receives the bluetooth earphone transmission and modulation is had to Bluetooth signal transmission to the second bluetooth module 302 of the 3rd signal, and the modulation obtained after will encoding and modulate has the Bluetooth signal of the second digital audio and video signals to be sent to bluetooth earphone.
Preferably, adopt ceramic antenna as the second Bluetooth antenna 301.The ceramic antenna volume is little, and reception is good, is applicable to very much being arranged on the transmitting-receiving of carrying out Bluetooth signal in mobile terminal.Mobile terminal adopts the transmission means of time division duplex, the transmission that therefore the second Bluetooth antenna 301 is also realized exchanging the reception of the Bluetooth signal that is shaped with the 3rd signal and exchanged the Bluetooth signal that is shaped with the second digital audio and video signals by time division way with the bluetooth channel between bluetooth earphone.
The second bluetooth module 302 has the Bluetooth signal of the 3rd signal to carry out demodulation and decoding for the modulation that the second Bluetooth antenna 301 is received, and demodulation and decoded the 3rd signal are transferred to the second string modular converter 303, the second digital audio and video signals being encoded simultaneously and modulating to generate to modulate has the Bluetooth signal of the second digital audio and video signals, and has Bluetooth signal transmission to the second Bluetooth antenna 301 of the second digital audio and video signals to be sent modulation.Wherein, the second digital audio and video signals is parallel digital audio and video signals, i.e. the first digital audio and video signals of serial is gone here and there and is converted to the second digital audio and video signals.
The modulation received due to the second Bluetooth antenna 301 have the Bluetooth signal of the 3rd signal be bluetooth earphone according to the standard of bluetooth communication agreement, encoded and modulate after signal, the modulation that therefore need to receive the second Bluetooth antenna 301 has the Bluetooth signal of the 3rd signal to carry out demodulation and decoding.And the modulation that the second Bluetooth antenna 301 sends has the Bluetooth signal of the second digital audio and video signals also to need to meet the bluetooth communication agreement, before sending the second digital audio and video signals, the second Bluetooth antenna 301 needs this second digital audio and video signals is encoded and modulated.The second bluetooth module 302 carries out demodulation and decoding for exchanging the Bluetooth signal that is shaped with the 3rd signal, and is encoded and modulate to sent the second digital audio and video signals.
The logical construction of the second bluetooth module 302 is identical with the logical construction of the first bluetooth module 204, comprises a processing unit and two first-in first-out (FIFO) memory cell, does not repeat them here.
The second string modular converter 303 carry out parallel-serial conversion for the 3rd signal that will receive from the second bluetooth module and are reduced to secondary signal, and the first digital audio and video signals that modulation module 304 demodulation and decoding generate is gone here and there and changed to generate the second digital audio and video signals.
Because broadcast singal and the digital audio and video signals modulated thereof are all serials, and in order to improve bluetooth communication efficiency, the signal transmitted on bluetooth channel preferably walks abreast, therefore, the 3rd signal demand that the second Bluetooth antenna receives could therefrom recover the first audio signal through parallel-serial conversion, and the first digital audio and video signals will be sent by the second Bluetooth antenna 301 through going here and there and changing just simultaneously.
The logical construction of the second string modular converter 303 is identical with the logical construction of the first string modular converter 203, comprises clock control cell, shift register cell and output unit, does not repeat them here.
Modulation module 304 to generate the first digital audio and video signals, and exports this first digital audio and video signals to the second string modular converter 303 for demodulation under the control at microprocessor 305 and decoding secondary signal.Wherein, secondary signal is FM signal or the amplitude-modulated signal through bluetooth earphone amplification and filtration treatment.The first digital audio and video signals be to from secondary signal, recover, must further demodulation and decoding be done to it.
Modulation module 304 comprises demodulation, decoding unit and left and right acoustic channels discrimination unit (scheming not shown), demodulation, decoding unit are connected with the second string modular converter 303, for the signal to after parallel-serial conversion, carry out demodulation and decoding and generate the first digital audio and video signals.The left and right acoustic channels discrimination unit is used for distinguishing left channel digital audio signal and right channel digital audio signal from the first digital audio and video signals, and transfers to microprocessor 305 by L channel 306 and R channel 307 respectively.Left channel digital audio signal and right channel digital audio signal are transferred to respectively to microprocessor 305, microprocessor 305 has just received first digital audio and video signals that can be converted to sound, make directly and become possibility from the mobile terminal output sound, certainly, mobile terminal such as also can be stored the first digital audio and video signals obtained at the operation.
Microprocessor 305 is connected with the second bluetooth module 302 and modulation module 304, for controlling modulation module 304 and the second bluetooth module 302 work.Preferably, microprocessor 305 is connected with the second bluetooth module 302 by UART bus 308 or pcmcia bus 309.Preferably, microprocessor 305 is connected with modulation module 304 by I2C bus 310.
In sum, in the first embodiment of the present utility model, the reception antenna 201 of bluetooth earphone is for receiving first signal, and first signal is transferred to receiver module 202; The first signal that 202 pairs of reception antennas of receiver module 201 receive is amplified and filtration treatment generates secondary signal, and secondary signal is transferred to the first string modular converter 203; The first string modular converter 203 are gone here and there secondary signal and changed generates the 3rd signal, and the 3rd signal is transferred to the first bluetooth module 204; The first 204 pairs of bluetooth modules the 3rd signal is encoded and is modulated, and the modulation generated after will encoding and modulate has Bluetooth signal transmission to the first Bluetooth antenna 205 of the 3rd signal; The first Bluetooth antenna 205 has the Bluetooth signal of the 3rd signal to send to mobile terminal the modulation of the first bluetooth module 204 codings and modulation generation.
The modulation that the second Bluetooth antenna 301 of mobile terminal receives the bluetooth earphone transmission has the Bluetooth signal of the 3rd signal, and modulation is had to the Bluetooth signal transmission of the 3rd signal to the second bluetooth module 302; The modulation that the second bluetooth module 302 receives the second Bluetooth antenna 301 has the 3rd Bluetooth signal demodulation and decoding to be reduced to the 3rd signal, and the 3rd signal is transferred to the second string modular converter 303; The second string 303 pairs of the 3rd signals of modular converter carry out parallel-serial conversion and are reduced to secondary signal, and secondary signal is transferred to modulation module 304; Modulation module 304 carries out demodulation and decoding to generate the first digital audio and video signals by secondary signal, and this first digital audio and video signals is transferred to the second string and modular converter 303 is gone here and there and changes; The second string modular converter 303 are gone here and there the first digital audio and video signals and changed generates the second digital audio and video signals, and the second digital audio and video signals is transferred to the second bluetooth module 302; The second bluetooth module 302 is encoded the second digital audio and video signals and modulated to obtain modulating the Bluetooth signal of the second digital audio and video signals, and modulation is had to Bluetooth signal transmission to the second Bluetooth antenna 301 of the second digital audio and video signals; The second Bluetooth antenna 301 will be encoded and the Bluetooth signal of modulating modulation the second digital audio and video signals obtained sends to bluetooth earphone.
The modulation that the first Bluetooth antenna 205 mobile terminal receives of bluetooth earphone send has the Bluetooth signal of the second digital audio and video signals, and the modulation received is had to Bluetooth signal transmission to the first bluetooth module 204 of the second digital audio and video signals; The modulation that the first bluetooth module 204 receives the first Bluetooth antenna 205 has Bluetooth signal demodulation and the decoding of the second digital audio and video signals, and the second digital audio and video signals generated after demodulation and decoding is transferred to audio frequency output module 206; Audio frequency output module 206 is converted to the second digital audio and video signals sound and plays.
The present embodiment receives radio broadcasting by reception antenna is set in bluetooth earphone inside, the signal received is gone here and there and changed, send to mobile terminal by bluetooth channel, mobile terminal demodulates audio signal from the signal received, audio signal is gone here and there and changed, then send to bluetooth earphone by bluetooth channel, bluetooth earphone is changed and is play audio signal, thereby realized listening at a distance of radio broadcasting, the volume of mobile terminal is significantly reduced; String modular converter by increasing, all walk abreast the transfer of data between bluetooth earphone and mobile terminal, improves data transmission efficiency, and then obtain good remote audibility, makes to listen to more convenient.
The second embodiment
Fig. 4 to Fig. 5 shows the second embodiment of the present utility model.In the present embodiment, bluetooth earphone is both as the receiving system of radio broadcasting, the voice output after also processing as mobile terminal; Mobile terminal receives signal from bluetooth earphone, and the signal after processing is sent to bluetooth earphone, by bluetooth earphone, is converted to sound and is play.With the first embodiment, compare, bluetooth earphone and mobile terminal have all omitted string modular converter, to simplify circuit structure, the size of dwindling bluetooth earphone and mobile terminal simultaneously.
Fig. 4 is the structural representation of the bluetooth earphone that provides of the second embodiment of the present utility model.
Referring to Fig. 4, bluetooth earphone comprises reception antenna 401, receiver module 402, the first bluetooth module 403, the first Bluetooth antenna 404, audio frequency output module 405, power management module 406, status indicator lamp 407 and button 408.Wherein, receiver module 402 is connected with reception antenna 401, the first bluetooth module 403 is connected with receiver module 402, and the first Bluetooth antenna 404, audio frequency output module 405, power management module 406, status indicator lamp 407 and button 408 connect respectively at the first bluetooth module 403.
In the present embodiment, the 26S Proteasome Structure and Function of the reception antenna 401 of bluetooth earphone, receiver module 402, the first bluetooth module 403, the first Bluetooth antenna 404, audio frequency output module 405, power management module 406, status indicator lamp 407 and button 408 is all identical with the respective modules in the first embodiment, does not repeat them here.
Fig. 5 is the structural representation of the mobile terminal that provides of the second embodiment of the present utility model.The bluetooth earphone of this mobile terminal and the second embodiment is used in conjunction with, the radio broadcasting received for the treatment of bluetooth earphone.
Referring to Fig. 5, mobile terminal comprises the second Bluetooth antenna 501, the second bluetooth module 502, modulation module 503, microprocessor 504, L channel 505, R channel 506, UART bus 507, pcmcia bus 508 and I2C bus 509.Wherein, the second bluetooth module 502 is connected with the second Bluetooth antenna 501, modulation module 503 is connected with the second bluetooth module 502, microprocessor 504 is connected with the second bluetooth module 502 by UART bus 507 and pcmcia bus 508, and microprocessor 504 is connected with modulation module 503 by L channel 505, R channel 507 and I2C bus 509.
In the present embodiment, the 26S Proteasome Structure and Function of the second Bluetooth antenna 501, the second bluetooth module 502, modulation module 503, microprocessor 504, L channel 505, R channel 506, UART bus 507, pcmcia bus 508 and the I2C bus 509 of mobile terminal is all identical with the respective modules in the first embodiment, does not repeat them here.
In the present embodiment, the reception antenna 401 of bluetooth earphone is for receiving first signal, and first signal is transferred to receiver module 402; 402 pairs of first signals of receiver module are amplified and filtration treatment generates secondary signal, and secondary signal is transferred to the first bluetooth module 403; The first bluetooth module 403 is encoded secondary signal and modulated to obtain modulating the Bluetooth signal of secondary signal, and modulation is had to Bluetooth signal transmission to the first Bluetooth antenna 404 of secondary signal; The first Bluetooth antenna 404 has the Bluetooth signal of secondary signal to send to mobile terminal modulation.
The modulation that the second Bluetooth antenna 501 of mobile terminal receives the bluetooth earphone transmission has the Bluetooth signal of secondary signal, and modulation is had to the Bluetooth signal transmission of secondary signal to the second bluetooth module 502; The second bluetooth module 502 has Bluetooth signal demodulation and the decoding of secondary signal to be reduced to secondary signal modulation, and this secondary signal is transferred to modulation module 503; Modulation module 503 carries out secondary signal demodulation and decodes to generate the first digital audio and video signals, and this first digital audio and video signals is transferred to the second bluetooth module 502; The second bluetooth module 502 is encoded the first digital audio and video signals and modulated to obtain modulating the Bluetooth signal of the first digital audio and video signals, and modulation is had to Bluetooth signal transmission to the second Bluetooth antenna 501 of the first digital audio and video signals; The Bluetooth signal that the second Bluetooth antenna 501 will be modulated the first digital audio and video signals is sent to bluetooth earphone.
The modulation that the first Bluetooth antenna 401 mobile terminal receives of bluetooth earphone send has the Bluetooth signal of the first digital audio and video signals, and modulation is had to Bluetooth signal transmission to the first bluetooth module 402 of the first digital audio and video signals; The first bluetooth module 402 has the Bluetooth signal demodulation of the first digital audio and video signals and decoding to be reduced to the first digital audio and video signals modulation, and the first digital audio and video signals generated after demodulation and decoding is transferred to audio frequency output module 405; Audio frequency output module 405 is converted to the first digital audio and video signals sound and plays.
The present embodiment receives radio broadcasting by reception antenna is set in bluetooth earphone inside, the signal received is sent to mobile terminal by bluetooth channel, mobile terminal demodulates audio signal from the signal received, send to bluetooth earphone by bluetooth channel again, bluetooth earphone is play audio signal, has realized listening at a distance of radio broadcasting, and the volume of mobile terminal is significantly reduced, obtained good remote audibility, made to listen to more convenient.
The 3rd embodiment
Fig. 6 to Fig. 7 shows the 3rd embodiment of the present utility model.In the present embodiment, bluetooth earphone is only as the receiving system of radio broadcasting, and the output of sound is completed by other modules of mobile terminal.So, in internal system, FM signal or amplitude-modulated signal demodulated and the decoding become the first digital audio and video signals after, the first digital audio and video signals is without being sent to bluetooth earphone by bluetooth channel again, and can be directly voice output by mobile terminal carry out voice output, also can be stored by the memory module of mobile terminal etc.
Fig. 6 is the structural representation of the bluetooth earphone that provides of the 3rd embodiment of the present utility model.
Referring to Fig. 6, bluetooth earphone comprises reception antenna 601, receiver module 602, the first string modular converter 603, the first bluetooth module 604, the first Bluetooth antenna 605 and power management module 606.Wherein, receiver module 602 is connected with reception antenna 601, and the first string modular converter 603 are connected between receiver module 602 and the first bluetooth module 604, and the first bluetooth module 604 also is connected with power management module 606 with the first Bluetooth antenna 605.
Reception antenna 601 for the first signal that receives radio wave and transmit, and this first signal is transferred to receiver module 602.Wherein, first signal is FM signal or the amplitude-modulated signal that radio wave transmits.Receiver module 602 is for first signal being amplified and filtration treatment generates secondary signal, and this secondary signal is transferred to the first string modular converter 603, and wherein secondary signal is through amplifying and FM signal or the amplitude-modulated signal of filtration treatment.The first string modular converter 603 are gone here and there and changed for the secondary signal to receiver module 602 transmission generates the 3rd signal, and the 3rd signal is transferred to the first bluetooth module 604, wherein, the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment.The logical construction of the first string modular converter 603 is identical with the logical construction of the string of first in the first embodiment of the present utility model modular converter 203, comprises clock control cell, shift register cell and output unit.The first bluetooth module 604 is had the Bluetooth signal of the 3rd signal for the 3rd signal encoding and modulating to obtain modulating, and the modulation formed after will encoding and modulate has Bluetooth signal transmission to the first Bluetooth antenna 605 of the 3rd signal.The logical construction of the first bluetooth module 604 is identical with the logical construction of the first bluetooth module 204 in the utility model the first embodiment, comprises a processor unit and two first-in first-out (FIFO) memory cell.The first Bluetooth antenna 605 will be for having the Bluetooth signal of the 3rd signal to send to mobile terminal by the modulation of the first bluetooth module 604 codings and modulation.
Fig. 7 is the structural representation of the mobile terminal that provides of the 3rd embodiment of the present utility model.
Referring to Fig. 7, mobile terminal comprises the second Bluetooth antenna 701, the second bluetooth module 702, the second string modular converter 703, modulation module 704, microprocessor 705, loudspeaker 706, earphone interface 707 and memory module 708.
The second Bluetooth antenna 701 has the Bluetooth signal of the 3rd signal for the modulation that receives the bluetooth earphone transmission.The second bluetooth module 702 has the Bluetooth signal of the 3rd signal to carry out demodulation for the modulation that the second Bluetooth antenna 701 is received and decoding is reduced to the 3rd signal, and the 3rd signal is transferred to the second string modular converter 703.The logical construction of the second bluetooth module 702 is identical with the second bluetooth module 302 in the first embodiment of the present utility model, comprises a processor unit and two first-in first-out (FIFO) memory cell.The second string modular converter 703, for the 3rd signal is carried out to parallel-serial conversion, are reduced to secondary signal.The logical construction of the second string modular converter 703 is identical with the string of second in the first embodiment of the present utility model modular converter 303, comprises clock control cell, shift register cell and output unit.Modulation module 704 demodulation and decoding secondary signal, to generate the first digital audio and video signals, and transfer to microprocessor 705 by the first digital audio and video signals.The logical construction of modulation module 704 is identical with the modulation module 304 in the first embodiment of the present utility model, comprises demodulating unit, decoding unit and left and right acoustic channels discrimination unit.Microprocessor 705 is for controlling the second bluetooth module 702 and modulation module 704.Loudspeaker 706 are under the control at microprocessor 705 being converted to the first digital audio and video signals sound and playing, earphone interface 707 is under the control at microprocessor 705, the first digital audio and video signals being exported, and memory module 708 is under the control at microprocessor 705 storing the first digital audio and video signals.
In sum, in the 3rd embodiment of the present utility model, the reception antenna 601 of bluetooth earphone receives first signal, and first signal is sent to receiver module 602, and first signal is FM signal or the amplitude-modulated signal that radio wave transmits; The first signal that 602 pairs of reception antennas of receiver module 601 receive is amplified and filtration treatment generates secondary signal, and secondary signal is transferred to the first string modular converter 603; The first string modular converter 603 are gone here and there secondary signal and changed generates the 3rd signal, and the 3rd signal is transferred to the first bluetooth module 604; The first bluetooth module 604 is encoded the 3rd signal and modulated to obtain modulating the Bluetooth signal of the 3rd signal, and the modulation generated after will encoding and modulate has Bluetooth signal transmission to the first Bluetooth antenna 605 of the 3rd signal; The modulation that the first Bluetooth antenna 605 will be generated by the first bluetooth module 604 codings and modulation has the Bluetooth signal of the 3rd signal to send to mobile terminal.
The modulation that the second Bluetooth antenna 701 of mobile terminal receives the bluetooth earphone transmission has the Bluetooth signal of the 3rd signal, and modulation is had to Bluetooth signal transmission to the second bluetooth module 702 of the 3rd signal; The modulation that the second bluetooth module 702 will be received by the second Bluetooth antenna 701 has the Bluetooth signal of the 3rd signal to carry out demodulation and decoding is reduced to the 3rd signal, and the 3rd signal is transferred to the second string modular converter 703; The second string modular converter 703 carry out parallel-serial conversion by the 3rd signal and are reduced to secondary signal, and secondary signal is transferred to modulation module 704; Modulation module 704 carries out secondary signal demodulation and decodes to generate the first digital audio and video signals; Microprocessor 705 is transferred to loudspeaker 706 by the first digital audio and video signals, loudspeaker 706 are converted to the first digital audio and video signals sound and play, perhaps, microprocessor 705 is transferred to earphone interface 707 by the first digital audio and video signals, by external earphone, this first digital audio and video signals is converted to sound and plays, again or, microprocessor 705 is transferred to memory module 708 by the first digital audio and video signals and is stored etc.
The present embodiment is by arranging reception antenna and receiver module in bluetooth earphone inside, and at mobile terminal, modulation module, loudspeaker, earphone interface and/or memory module are set, and realized that by Bluetooth signal transmission mobile terminal listens to the function of radio broadcasting, the volume of mobile terminal is significantly reduced; String modular converter by increasing, all walk abreast the transfer of data between bluetooth earphone and mobile terminal, improves data transmission efficiency, obtained good audibility, makes to listen to more convenient.
The 4th embodiment
Fig. 8 to Fig. 9 shows the 4th embodiment of the present utility model.In the present embodiment, bluetooth earphone is only as the receiving system of radio broadcasting, and the output of sound is completed by loudspeaker or the earphone interface of mobile terminal.With the 3rd embodiment, compare, bluetooth earphone and mobile terminal have all omitted string modular converter, thus the size of dwindling bluetooth earphone and mobile terminal.
Fig. 8 is the structural representation of the bluetooth earphone that provides of the 4th embodiment of the present utility model.
Referring to Fig. 8, bluetooth earphone comprises reception antenna 801, receiver module 802, the first bluetooth module 803, the first Bluetooth antenna 804 and power management module 805.Wherein, receiver module 802 is connected with reception antenna 801, and the first bluetooth module 803 is connected with receiver module 802, and the first bluetooth module 803 also is connected with the first Bluetooth antenna 804 and power management module 805.
In the present embodiment, the 26S Proteasome Structure and Function of the reception antenna 801 of bluetooth earphone, receiver module 802, the first bluetooth module 803, the first Bluetooth antenna 804 and power management module 804 is all identical with each module of the utility model the 3rd embodiment, does not repeat them here.
Fig. 9 is the structural representation of the mobile terminal that provides of the 4th embodiment of the present utility model.The bluetooth earphone of this mobile terminal and the 4th embodiment is used in conjunction with, the radio broadcasting received for the treatment of bluetooth earphone.
Referring to Fig. 9, mobile terminal comprises the second Bluetooth antenna 901, the second bluetooth module 902, modulation module 903, microprocessor 904, loudspeaker 905, earphone interface 906 and memory module 907.Wherein, the second bluetooth module 902 is connected with the second Bluetooth antenna 901, modulation module 903 is connected with the second bluetooth module 902, microprocessor 904 is connected with the second bluetooth module 902 by UART bus and pcmcia bus, and microprocessor 904 is connected with modulation module 903 by L channel, R channel and I2C bus; Microprocessor 904 also is connected with loudspeaker 905, earphone interface 906 and memory module 907.
In the present embodiment, the 26S Proteasome Structure and Function of the second Bluetooth antenna 901, the second bluetooth module 902, modulation module 903, microprocessor 904, loudspeaker 905, earphone interface 906 and the memory module 907 of mobile terminal is all identical with the respective modules of the 3rd embodiment, does not repeat them here.
In the present embodiment, the reception antenna 801 of bluetooth earphone receives first signal, and first signal is transferred to receiver module 802; 802 pairs of first signals of receiver module are amplified and filtration treatment generates secondary signal, and secondary signal is transferred to the first bluetooth module 803; The first bluetooth module 803 is encoded secondary signal and modulated to generate to modulate the Bluetooth signal of secondary signal, and this modulation is had to Bluetooth signal transmission to the first Bluetooth antenna 804 of secondary signal; The first Bluetooth antenna 804 has the Bluetooth signal of secondary signal to send to mobile terminal modulation.
The modulation that the second Bluetooth antenna 901 of mobile terminal receives the bluetooth earphone transmission has the Bluetooth signal of secondary signal, and modulation is had to Bluetooth signal transmission to the second bluetooth module 902 of secondary signal; The second bluetooth module 902 has Bluetooth signal demodulation and the decoding of secondary signal to be reduced to secondary signal modulation, and this secondary signal is transferred to modulation module 903; Modulation module 903 carries out secondary signal demodulation and decodes to generate the first digital audio and video signals; Microprocessor 904 transfers to loudspeaker 905 by the first digital audio and video signals, loudspeaker 905 are converted to the first digital audio and video signals sound and play, perhaps, microprocessor 904 transfers to earphone interface 906 by the first digital audio and video signals, by external earphone, this first digital audio and video signals is converted to sound and plays, again or, microprocessor 904 transfers to memory module 907 by the first digital audio and video signals and is stored etc.
The present embodiment is by arranging reception antenna and receiver module in bluetooth earphone inside, and at mobile terminal, modulation module, loudspeaker, earphone interface and/or memory module are set, and realized that by Bluetooth signal transmission mobile terminal listens to the function of radio broadcasting, the volume of mobile terminal is significantly reduced; By the cooperation of bluetooth earphone and mobile terminal, obtained good audibility, make to listen to more convenient.
The 5th embodiment
The present embodiment provides a kind of mobile terminal, and this mobile terminal is the mobile terminal that previous embodiment is described.The mobile terminal of the present embodiment can be intelligent watch, intelligent glasses or smart mobile phone.
Intelligent watch refers to the built-in intelligence system, possesses the multiple network concatenation ability, can pass through network sharing phone, note, mail, photo, music etc., and can be worn on the intelligent mobile terminal of the watch style on wrist.Intelligent glasses is also referred to as " smart mirror ", refers to and has intelligent operating system, and various application programs can freely be installed, and can multiple network and the intelligent mobile terminal that can be taken as eyeglasses-wearing that communicates of other equipment.Smart mobile phone refers to and has carried intelligent operating system, can communicate by communication and other equipment, and the intelligent mobile terminal with mobile phone profile.
Be to be understood that, in execution mode of the present utility model, various processing modules can be via with microprocessor, microcontroller, digital signal processor, microcomputer, CPU, field programmable gate array, programmable logic device, state machine, logical circuit, analog circuit, digital circuit and/or based on operational order, coming any device of control signal (simulation and/or numeral) to realize.The memory be associated can be on sheet or outer single storage device or a plurality of storage device of sheet.The sort memory device can be any device of read-only memory, random access memory, volatile memory, nonvolatile memory, static memory, dynamic memory, flash memory and/or storing digital information.
The system of listening to radio broadcasting that the utility model embodiment provides, because the reception antenna that receives radio broadcasting is arranged in bluetooth earphone, mobile terminal, without the rod-pulling type antenna is set, significantly reduces the volume of mobile terminal; Especially the undersized mobile terminals such as intelligent watch, intelligent glasses, smart mobile phone in the 5th embodiment, more practical and convenient.Mobile terminal need not arrange pasted sheet type antenna again, can significantly strengthen reception.Reception antenna is away from other antennas in mobile terminal, and the working frequency range of the working frequency range of radio broadcasting and Bluetooth technology differs far away, makes to listen to radio broadcasting and disturbs littlely, and listening quality is higher.Between bluetooth earphone and mobile terminal, adopt Bluetooth technology to be connected, no longer external wired earphone, realized listening at a distance of radio broadcasting, solved the shortcoming that the employing wired earphone can only closely be listened to, and makes to listen to more convenient.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model Figure of description content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.
Claims (13)
1. a system of listening to radio broadcasting, is characterized in that, comprising:
For receiving first signal that radio wave transmits, described first signal is processed obtain secondary signal, described secondary signal is encoded and modulated to obtain modulating the Bluetooth signal of secondary signal the bluetooth earphone that has the Bluetooth signal of secondary signal to be sent described modulation; And
For receiving modulation that described bluetooth earphone sends, have secondary signal Bluetooth signal, to described modulation, have the Bluetooth signal of secondary signal to carry out the mobile terminal that demodulation and decoding are reduced to described secondary signal and described secondary signal are processed to generation the first digital audio and video signals;
Described bluetooth earphone comprises:
For the first signal that receives described radio wave transmission the reception antenna that described first signal is transmitted; Described first signal be from described radio wave reception to FM signal or amplitude-modulated signal;
With described reception antenna, be connected, for receiving described first signal, to described first signal is amplified and filtration treatment obtains described secondary signal and described secondary signal is transmitted receiver module; Described secondary signal is FM signal or the amplitude-modulated signal after amplification and filtration treatment;
With described receiver module, be connected, for receiving described secondary signal, described secondary signal is encoded and modulated to be obtained modulation the Bluetooth signal of secondary signal the first bluetooth module that has the Bluetooth signal of secondary signal to be transmitted described modulation is arranged;
Be connected with described the first bluetooth module, for the described modulation by receiving, have the Bluetooth signal of secondary signal to send to the first Bluetooth antenna of described mobile terminal.
2. the system of listening to radio broadcasting according to claim 1, is characterized in that,
Described mobile terminal comprises:
For the described modulation that receives described bluetooth earphone transmission, the Bluetooth signal of secondary signal the second Bluetooth antenna that has the Bluetooth signal of secondary signal to be transmitted described modulation are arranged;
Be connected with described the second Bluetooth antenna, for the Bluetooth signal that described modulation is had to secondary signal, carry out the second bluetooth module that demodulation and decoding are reduced to described secondary signal and described secondary signal is transmitted;
Be connected, generate for described secondary signal being carried out to demodulation and decoding the modulation module of described the first digital audio and video signals with described the second bluetooth module;
With described the second bluetooth module, with modulation module, be connected, for coordinating and control the microprocessor of described the second bluetooth module and modulation module.
3. the system of listening to radio broadcasting according to claim 2, is characterized in that,
Described bluetooth earphone also comprises:
Be connected between described receiver module and the first bluetooth module, for described secondary signal being gone here and there and being converted to the 3rd signal, and the first string of will described the 3rd signal transferring to described the first bluetooth module modular converter also; Described the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment;
Described mobile terminal also comprises:
Be connected between described the second bluetooth module and modulation module, for described the 3rd signal that will receive from described the second bluetooth module, carry out the second string modular converter that parallel-serial conversion is reduced to described secondary signal and described secondary signal is transferred to described modulation module.
4. the system of listening to radio broadcasting according to claim 3, is characterized in that,
Described the second string modular converter are also gone here and there for described the first digital audio and video signals by serial and are changed and generate the second digital audio and video signals, and described the second digital audio and video signals transferred to described the second bluetooth module; Described the second digital audio and video signals is the first parallel digital audio and video signals;
Described the second bluetooth module is also had the Bluetooth signal of the second digital audio and video signals and has the Bluetooth signal of the second digital audio and video signals to send to described bluetooth earphone described modulation by described the second Bluetooth antenna for described the second digital audio and video signals encoding and modulating to obtain modulating;
Described the first bluetooth module also for the modulation that receives described the first Bluetooth antenna transmission have the second digital audio and video signals Bluetooth signal, to described modulation, have the Bluetooth signal of the second digital audio and video signals to carry out demodulation and decoding is reduced to described the second digital audio and video signals.
5. according to the described system of listening to radio broadcasting of claim 2 or 3, it is characterized in that,
Described mobile terminal also comprises:
Be connected with described microprocessor, under controlling at described microprocessor, described the first digital audio and video signals be converted to the loudspeaker that sound is also play; And/or
With described microprocessor, be connected, the earphone interface for will described the first digital audio and video signals under controlling at described microprocessor exporting.
6. according to the described system of listening to radio broadcasting of claim 1 or 4, it is characterized in that,
Described bluetooth earphone also comprises:
The audio frequency output module that is connected with described the first bluetooth module, for described the second digital audio and video signals by described the first bluetooth module reduction, is converted to sound and plays;
With described the first bluetooth module, with receiver module, be connected, for giving the power management module of described bluetooth earphone power supply;
Be connected, be used to indicate the status indicator lamp of described bluetooth earphone operating state with described the first bluetooth module;
With described the first bluetooth module, be connected, for input control signal so that the button of described bluetooth earphone switching different operating state.
7. a bluetooth earphone of listening to radio broadcasting, is characterized in that,
Described bluetooth earphone comprises:
For the first signal that receives the radio wave transmission the reception antenna that described first signal is transmitted; Described first signal be from described radio wave reception to FM signal or amplitude-modulated signal;
With described reception antenna, be connected, for receiving described first signal, to described first signal is amplified and filtration treatment obtains secondary signal and described secondary signal is transmitted receiver module; Described secondary signal is FM signal or the amplitude-modulated signal after amplification and filtration treatment;
Be connected with described receiver module, for described secondary signal being encoded and modulating to obtain modulating, the Bluetooth signal of secondary signal the first bluetooth module that has the Bluetooth signal of secondary signal to be transmitted described modulation arranged;
Be connected with described the first bluetooth module, for the described modulation by receiving, have the Bluetooth signal of secondary signal to send to the first Bluetooth antenna of mobile terminal.
8. bluetooth earphone according to claim 7, is characterized in that,
Described bluetooth earphone also comprises:
Be connected between described receiver module and the first bluetooth module, for described secondary signal being gone here and there and being converted to the 3rd signal, and the first string of will described the 3rd signal transferring to described the first bluetooth module modular converter also; Described the 3rd signal is parallel FM signal or amplitude-modulated signal after amplification and filtration treatment.
9. bluetooth earphone according to claim 8, is characterized in that,
Described the first bluetooth module also for the modulation that receives described the first Bluetooth antenna transmission have the second digital audio and video signals Bluetooth signal, to described modulation, have the Bluetooth signal of the second digital audio and video signals to carry out demodulation and decoding is reduced to described the second digital audio and video signals;
Described bluetooth earphone also comprises:
The audio frequency output module that is connected with described the first bluetooth module, for described the second digital audio and video signals by described the first bluetooth module reduction, is converted to sound and plays;
With described the first bluetooth module, with receiver module, be connected, for giving the power management module of described bluetooth earphone power supply;
Be connected, be used to indicate the status indicator lamp of described bluetooth earphone operating state with described the first bluetooth module;
With described the first bluetooth module, be connected, for input control signal so that the button of described bluetooth earphone switching different operating state.
10. a mobile terminal of listening to radio broadcasting, for receiving the Bluetooth signal of the described bluetooth earphone transmission of claim 7-9 any one, is characterized in that,
Described mobile terminal comprises:
For the modulation that receives described bluetooth earphone transmission, the Bluetooth signal of secondary signal the second Bluetooth antenna that has the Bluetooth signal of secondary signal to be transmitted described modulation are arranged;
Be connected with described the second Bluetooth antenna, for the Bluetooth signal that described modulation is had to secondary signal, carry out the second bluetooth module that demodulation and decoding are reduced to described secondary signal and described secondary signal is transmitted;
With described the second bluetooth module, be connected, for described secondary signal being carried out to demodulation and decoding and generating the modulation module of the first digital audio and video signals;
With described the second bluetooth module, with modulation module, be connected, for coordinating and control the microprocessor of described the second bluetooth module and modulation module.
11. mobile terminal according to claim 10, is characterized in that,
Described mobile terminal also comprises:
Be connected between described the second bluetooth module and modulation module, for the 3rd signal that will receive from described the second bluetooth module, carry out the second string modular converter that parallel-serial conversion is reduced to described secondary signal and described secondary signal is transferred to described modulation module.
12. mobile terminal according to claim 11, is characterized in that,
Described the second string modular converter are also gone here and there for described the first digital audio and video signals by serial and are changed and generate the second digital audio and video signals, and described the second digital audio and video signals transferred to described the second bluetooth module; Described the second digital audio and video signals is the first parallel digital audio and video signals;
Described the second bluetooth module is also had the Bluetooth signal of the second digital audio and video signals and has the Bluetooth signal of the second digital audio and video signals to send to described bluetooth earphone described modulation by described the second Bluetooth antenna for described the second digital audio and video signals encoding and modulating to obtain modulating.
13. according to the described mobile terminal of claim 10-12 any one, it is characterized in that, described mobile terminal is intelligent watch, intelligent glasses or smart mobile phone.
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| CN2013202839568U CN203352606U (en) | 2013-05-22 | 2013-05-22 | System for listening wireless broadcasts, Bluetooth earphone and mobile terminal |
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| CN2013202839568U CN203352606U (en) | 2013-05-22 | 2013-05-22 | System for listening wireless broadcasts, Bluetooth earphone and mobile terminal |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108433959A (en) * | 2018-03-26 | 2018-08-24 | 湖北大学 | Multifunctional intelligent blind-guiding stick and its application method |
| CN108535887A (en) * | 2018-05-31 | 2018-09-14 | 北京达佳互联信息技术有限公司 | A kind of intelligent glasses with double-antenna structure |
| CN109688553A (en) * | 2018-12-18 | 2019-04-26 | 中国传媒大学 | Based on WiFi data push and the received DRM broadcast receiver system of mobile phone terminal |
| CN110113068A (en) * | 2019-04-29 | 2019-08-09 | 努比亚技术有限公司 | The outer laying mechanism of sound, method, apparatus and computer readable storage medium |
| CN110166083A (en) * | 2019-05-15 | 2019-08-23 | 努比亚技术有限公司 | A kind of audio frequency transmission method, system, terminal, wearable device and storage medium |
| CN111770481A (en) * | 2019-03-27 | 2020-10-13 | 峰范（北京）科技有限公司 | Sound playing device and connection method thereof |
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2013
- 2013-05-22 CN CN2013202839568U patent/CN203352606U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433959A (en) * | 2018-03-26 | 2018-08-24 | 湖北大学 | Multifunctional intelligent blind-guiding stick and its application method |
| CN108535887A (en) * | 2018-05-31 | 2018-09-14 | 北京达佳互联信息技术有限公司 | A kind of intelligent glasses with double-antenna structure |
| CN109688553A (en) * | 2018-12-18 | 2019-04-26 | 中国传媒大学 | Based on WiFi data push and the received DRM broadcast receiver system of mobile phone terminal |
| CN111770481A (en) * | 2019-03-27 | 2020-10-13 | 峰范（北京）科技有限公司 | Sound playing device and connection method thereof |
| CN110113068A (en) * | 2019-04-29 | 2019-08-09 | 努比亚技术有限公司 | The outer laying mechanism of sound, method, apparatus and computer readable storage medium |
| CN110113068B (en) * | 2019-04-29 | 2022-12-06 | 深圳市迈悦科技有限公司 | Sound playback mechanism, method, device and computer readable storage medium |
| CN110166083A (en) * | 2019-05-15 | 2019-08-23 | 努比亚技术有限公司 | A kind of audio frequency transmission method, system, terminal, wearable device and storage medium |
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Granted publication date: 20131218 |