CN201813435U - Vehicle-mounted frequency modulation (FM) hands-free system - Google Patents

Abstract

The utility model provides a vehicle-mounted frequency modulation (FM) hands-free system, which comprises an FM transmitter, a mobile phone, a mobile phone earphone audio connecting wire, hands-free equipment and an automobile radio receiver. The hands-free equipment is provided with a microphone and a hands-free key, one end of the mobile phone earphone audio connecting wire is connected with the hands-free equipment while the other end of the mobile phone earphone audio connecting wire is provided with two joints which are respectively connected with the FM transmitter and a mobile phone earphone interface, the FM transmitter is integrally integrated on the hands-free equipment or other equipment, the hands-free equipment is a vehicle-mounted mobile phone hands-free moving picture experts group audio layer-3 (MP3) player or a vehicle-mounted hands-free mobile phone earphone, the automobile radio receiver is connected with a sound installation, FM transmitting frequency of the vehicle-mounted mobile phone hands-free MP3 player or the vehicle-mounted hands-free mobile phone earphone is modulated to be identical to the FM frequency of the automobile radio receiver, stereophonic sound signals of the mobile phone is transmitted to the automobile radio receiver through the FM transmitter on the vehicle-mounted mobile phone hands-free MP3 player or the vehicle-mounted hands-free mobile phone earphone and played by the aid of the sound installation, and calls can be realized via the microphone on the hands-free equipment.

Description

Vehicle-mounted FM Handless system

Technical field

The utility model relates to a kind of vehicle-mounted FM Handless system, relates in particular to a kind of vehicle-mounted FM Handless system that is used for onboard wireless conversation and music.

Background technology

Along with development of science and technology, mobile phone is quite universal to say so as daily communication tool, and almost staff is one one, and the driver usually catches in the vehicle ' process and makes a phone call at present, this situation makes driver's energy disperse easily, bury traffic hidden danger, Chang Yong vehicle-mounted FM Handless system is the on-vehicle Bluetooth earphone in the market, and this series products scope of application is narrower, need mobile phone to be equipped with the Bluetooth function module, perhaps automobile audio is equipped with Bluetooth function, and this type of product price is higher, and power consumption is also more.

The utility model content

The purpose of this utility model is, a kind of vehicle-mounted FM Handless system is provided, the technology of earphone function of use that all mobile phones are all had and FM emission combines and realizes the function of mobile phone communication car handsfree, and this device is enjoy music when not conversing, and power saving, cost are low.

To achieve these goals, the vehicle-mounted FM Handless system of the utility model, comprise: the FM reflector, mobile phone, the handset earphone audio connecting cord, hand free device and auto radio, hand free device is provided with microphone and Hands-free key, one end of handset earphone audio connecting cord is connected with hand free device, the other end is provided with two joints and is connected with FM reflector and earphone interface of mobile phone respectively, the FM reflector integrates on hand free device or miscellaneous equipment, described hand free device is hands-free MP3 player of vehicle carried mobile phone and car handsfree handset earphone, auto radio is connected with sound equipment, FM tranmitting frequency on hands-free MP3 player of vehicle carried mobile phone or the car handsfree handset earphone is transferred to identical FM frequency with auto radio, the stereo audio signal of mobile phone is sent to auto radio and plays back by sound equipment by FM emission.

Described stereo audio signal comprises song and incoming call communication.

Described car handsfree mobile phone MP3 player and car handsfree handset earphone can be provided with simultaneously, also can be provided with separately.

The hands-free MP3 player of described vehicle carried mobile phone comprises: a housing, split power supply, LCD display device, earphone interface, control panel, control circuit, microphone, SD card slot and USB interface, this LCD display device and control panel are located at surface of shell, earphone interface, SD card slot and USB interface are located at the housing side, and split power supply, LCD display device, earphone interface, control panel, microphone, SD card slot and USB interface all electrically connect with control circuit.

Described split power supply is connected power supply with automobile cigarette lighter.

Described SD card slot reads SD or MMC storage card, and the USB interface connection is also read memory device.

The hands-free MP3 player of described vehicle carried mobile phone also integrates the FM reflector, and by the FM reflector the stereo song on storage card or the memory device is sent on the automobile audio and to play.

Described car handsfree handset earphone comprises: a housing, chargeable lithium battery, charactron display device, microphone, control circuit, control panel and earphone interface, this charactron display device and control panel are located at surface of shell, chargeable lithium battery, charactron display device, microphone, control panel and earphone interface all electrically connect with control circuit, also be provided with special lithium electricity charge management circuit on the control circuit, the car handsfree handset earphone integrates the FM reflector.

Described FM reflector transmitting boundary is in the car, and frequency band is 87.5～108MHz.

Also connect earphone on the described hand free device.

The beneficial effects of the utility model: the technology of earphone function of use that the utility model all has all mobile phones and FM emission combines and realizes the function of mobile phone communication car handsfree, this device is enjoy music when not conversing, and practicality, power saving, cost are low.

In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.

Description of drawings

Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effect apparent by embodiment of the present utility model is described in detail.

In the accompanying drawing,

Fig. 1 is the structural representation of the preferred embodiment one of the vehicle-mounted FM Handless system of the utility model;

Fig. 2 is the structural representation of the preferred embodiment two of the vehicle-mounted FM Handless system of the utility model;

Fig. 3 is the structural representation of the preferred embodiment three of the vehicle-mounted FM Handless system of the utility model.

Embodiment

For further setting forth technological means and the effect thereof that the utility model is taked, be described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.

Preferred embodiment one

As shown in Figure 1, the vehicle-mounted FM Handless system of the utility model comprises:mobile phone 2, handset earphoneaudio connecting cord 8, carhandsfree handset earphone 3, carhandsfree MP3FM reflector 5 and auto radio 4, auto radio 4 is connected with sound equipment.Carhandsfree handset earphone 3 is provided with microphone and Hands-free key 32, one end of handset earphoneaudio connecting cord 8 is connected with carhandsfree handset earphone 3, the other end is provided with twojoints 82,83, itscenter tap 83 is connected with carhandsfree MP3FM reflector 5 earphone interfaces,joint 82 is connected withmobile phone 2 earphone interfaces, carhandsfree handset earphone 3 after the connection and carhandsfree MP3FM reflector 5 are formed car handsfree MP3FM ejector system A, it is sent to auto radio by carhandsfree MP3FM reflector 5 with the stereo audio signal ofmobile phone 2 and plays back by sound equipment, and, show vehicle-mounted FM hand-free call function by the conversation of the microphone on the carhandsfree handset earphone 3.

Carhandsfree MP3FM reflector 5 comprises: a housing, the FM reflector,split power supply 54,LCD display device 55, earphone interface, control panel, control circuit, SD card slot and USB interface, whereinLCD display device 55 is located at surface of shell with control panel, earphone interface, SD card slot and USB interface are located at the housing side, the FM reflector,split power supply 54,LCD display device 55, earphone interface, control panel, SD card slot and USB interface all electrically connect with control circuit,split power supply 54 is connected power supply withautomobile cigarette lighter 6, SD card slot reads SD orMMC storage card 53, the USB interface connection is also readmemory device 52, carhandsfree MP3FM reflector 5 sends to the stereo song onstorage card 53 or thememory device 52 or the stereo audio signal on themobile phone 2 on the automobile audio by the FM reflector and plays, and described stereo audio signal comprises song and incoming call communication.Carhandsfree MP3FM reflector 5 is supported the bent up and down selection of MP3, memory playing function and outage memory function.Carhandsfree handset earphone 3 comprises: hands-freelyanswer 32 and microphone

In the present embodiment, FM reflector transmitting boundary is in the car, and frequency band is 87.5～108MHz, has 206 frequencies and selects.When work, earlier the split power supply on the carhandsfree MP3FM reflector 5 54 is inserted in theautomobile cigarette lighter 6, carhandsfree MP3FM reflector 5 is transferred to suitable FM frequency, then the FM frequency of auto radio 4 is transferred to the frequency the same with carhandsfree MP3FM reflector 5, automobile audio is transferred to suitable volume, one end of handset earphoneaudio connecting cord 8 is connected with carhandsfree handset earphone 3, twojoints 82 of the other end, 83 are connected withmobile phone 2 earphone interfaces and carhandsfree MP3FM reflector 5 earphone interfaces respectively, at this moment, song on themobile phone 2 sent on the automobile audio by the FM reflector on the carhandsfree MP3FM reflector 5 play, perhaps thestorage card 53 that connects on the carhandsfree MP3FM reflector 5 or the song on thememory device 52 are sent on the automobile audio and play, as whenmobile phone 2 is sent a telegram here, the meeting automatic mute forwards mobile phone to and answers state, when the Hands-free key of pressing on the carhandsfree handset earphone 3 32, just send on the automobile audio with sound with the other side's conversation, this moment is by the microphone on the carhandsfree handset earphone 3 and the other side's conversation, be automatically brought to music state just now behind the end of conversation, continue playing back music.

Preferred embodiment two

As shown in Figure 2, the vehicle-mounted FM Handless system of the utility model, comprise:mobile phone 2, handset earphoneaudio connecting cord 8, car handsfree MP3FM reflector B and auto radio 4, one end of handset earphoneaudio connecting cord 8 is connected with car handsfree MP3FM reflector B,other end joint 82 is connected withmobile phone 2 earphone interfaces, and auto radio 4 is connected with sound equipment.

Car handsfree MP3FM reflector B comprises: a housing, the FM reflector,split power supply 54,LCD display device 55, microphone, earphone interface, control panel, control circuit, SD card slot and USB interface, whereinLCD display device 55 is located at surface of shell with control panel, earphone interface, card slot and USB interface are located at the housing side, the FM reflector,split power supply 54,LCD display device 55, earphone interface, control panel, microphone, SD card slot and USB interface all electrically connect with control circuit,split power supply 54 is connected power supply withautomobile cigarette lighter 6, SD card slot reads SD orMMC storage card 53, the USB interface connection is also readmemory device 52, car handsfree MP3FM reflector B, by the FM reflector the stereo song onstorage card 53 or thememory device 52 or the stereo audio signal on themobile phone 2 are sent on the automobile audio and to play, described stereo audio signal comprises song and incoming call communication.Car handsfree MP3FM reflector B supports the bent up and down selection of MP3, memory playing function and outage memory function.Control panel is provided with Hands-free key 56.

In the present embodiment, FM reflector transmitting boundary is in the car, and frequency band is 87.5～108MHz, has 206 frequencies and selects.When work, earlier the split power supply on the car handsfreeMP3FM reflector B 54 is inserted in theautomobile cigarette lighter 6, car handsfree MP3FM reflector B transfers to suitable FM frequency, FM frequency with auto radio 4 transfers to the same frequency with car handsfree MP3FM reflector B then, automobile audio is transferred to suitable volume, one end of handset earphoneaudio connecting cord 8 is connected with car handsfree MP3FM reflector B,other end joint 82 is connected withmobile phone 2, at this moment, song on themobile phone 2 sent on the automobile audio by the FM reflector on the car handsfree MP3FM reflector B play, perhapslast storage card 53 that connects of car handsfree MP3FM reflector B or the song on thememory device 52 send on the automobile audio and play, as whenmobile phone 2 is sent a telegram here, the meeting automatic mute forwards mobile phone to and answers state, when the Hands-free key of pressing on the car handsfree MP3FM reflector B 56, just send on the automobile audio with sound with the other side's conversation, this moment is by the microphone on the car handsfree MP3FM reflector B and the other side's conversation, be automatically brought to music state just now behind the end of conversation, continue playing back music, words sound does not send on the automobile audio if do not come round,earphone 7 is inserted the earphone interface of car handsfree MP3FM reflector B, can the other side's sound be sent on the automobile audio automatic disconnection after insertingearphone 7, the other side's sound passes through earphone receiving.

Preferred embodiment three

As shown in Figure 3, the vehicle-mounted FM Handless system of the utility model, comprise:mobile phone 2, car handsfree handsetearphone FM reflector 3, handset earphoneaudio connecting cord 8, and auto radio 4, car handsfree handsetearphone FM reflector 3 is provided with microphone and Hands-free key 32, one end of handset earphoneaudio connecting cord 8 is connected with car handsfree handsetearphone FM reflector 3,other end joint 82 is connected withmobile phone 2 earphone interfaces, and auto radio 4 is connected with sound equipment.

Car handsfree handsetearphone FM reflector 3 comprises: a housing, chargeable lithium battery,charactron display device 34, microphone, control circuit, earphone interface, control panel and FM reflector, thischaractron display device 34 and control panel are located at surface of shell, FM reflector, chargeable lithium battery,charactron display device 34, microphone, control panel and earphone interface all electrically connect with control circuit, control circuit is provided with special lithium electricity charge management circuit, and control panel is provided with Hands-free key 32.Car handsfree handsetearphone FM reflector 3 sends to the stereo audio signal on themobile phone 2 on the automobile audio by the FM reflector and plays, and described stereo audio signal comprises song and incoming call communication.Car handsfree handsetearphone FM reflector 3 is supported the outage memory function.

In the present embodiment, FM reflector transmitting boundary is in the car, and frequency band is 87.5～108MHz, has 206 frequencies and selects.Car handsfree handsetearphone FM reflector 3 is transferred to suitable FM frequency, then the FM frequency of auto radio 4 is transferred to the frequency the same with car handsfree handsetearphone FM reflector 3, automobile audio is transferred to suitable volume, one end of handset earphoneaudio connecting cord 8 is connected with car handsfree handsetearphone FM reflector 3,other end joint 82 is connected withmobile phone 2 earphone interfaces, at this moment, the FM reflector of song on themobile phone 2 by car handsfree handsetearphone FM reflector 3 sent on the automobile audio play, as whenmobile phone 2 is sent a telegram here, the meeting automatic mute forwards mobile phone to and answers state, when the Hands-free key of pressing on the car handsfree handsetearphone FM reflector 3 32, just send on the automobile audio with sound with the other side's conversation, this moment is by the microphone on the car handsfree handsetearphone FM reflector 3 and the other side's conversation, be automatically brought to music state just now behind the end of conversation, continue playing back music.Words sound does not send on the automobile audio if do not come round, and the earphone interface withearphone 7 insertion car handsfree handsetearphone FM reflectors 3 can send to the other side's sound on the automobile audio behind theinsertion earphone 7 in automatic disconnection, and the other side's sound passes through earphone receiving.

In sum, the technology of earphone function of use that the utility model all has all mobile phones and FM emission combines and realizes the function of mobile phone communication car handsfree, and this device is enjoy music when not conversing, and practicality, power saving, cost are low.

The above; for the person of ordinary skill of the art; making other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model claim.

Claims (9)

1. vehicle-mounted FM Handless system, it is characterized in that, comprise: the FM reflector, mobile phone, the handset earphone audio connecting cord, hand free device and auto radio, hand free device is provided with microphone and Hands-free key, one end of handset earphone audio connecting cord is connected with hand free device, the other end is provided with two joints and is connected with FM reflector and earphone interface of mobile phone respectively, the FM reflector integrates on hand free device, described hand free device is hands-free MP3 player of vehicle carried mobile phone and car handsfree handset earphone, auto radio is connected with sound equipment, FM tranmitting frequency on hands-free MP3 player of vehicle carried mobile phone or the car handsfree handset earphone is transferred to identical FM frequency with auto radio, the stereo audio signal of mobile phone is sent to auto radio and plays back by sound equipment by FM emission.

2. vehicle-mounted FM Handless system as claimed in claim 1 is characterized in that, described car handsfree mobile phone MP3 player and car handsfree handset earphone are set simultaneously or individually.

3. vehicle-mounted FM Handless system as claimed in claim 1, it is characterized in that, the hands-free MP3 player of described vehicle carried mobile phone comprises: a housing, split power supply, LCD display device, earphone interface, control panel, control circuit, microphone, SD card slot and USB interface, this LCD display device and control panel are located at surface of shell, earphone interface, SD card slot and USB interface are located at the housing side, and split power supply, LCD display device, earphone interface, control panel, microphone, SD card slot and USB interface all electrically connect with control circuit.

4. vehicle-mounted FM Handless system as claimed in claim 3 is characterized in that described split power supply is connected power supply with automobile cigarette lighter.

5. vehicle-mounted FM Handless system as claimed in claim 3 is characterized in that described SD card slot reads SD or MMC storage card, and the USB interface connection is also read memory device.

6. as claim 1 or 5 described vehicle-mounted FM Handless systems, it is characterized in that, the hands-free MP3 player of described vehicle carried mobile phone also integrates the FM reflector, and by the FM reflector the stereo song on storage card or the memory device is sent on the automobile audio and to play.

7. vehicle-mounted FM Handless system as claimed in claim 1, it is characterized in that, described car handsfree handset earphone comprises: a housing, chargeable lithium battery, charactron display device, microphone, control circuit, control panel and earphone interface, this charactron display device and control panel are located at surface of shell, chargeable lithium battery, charactron display device, microphone, control panel and earphone interface all electrically connect with control circuit, also be provided with special lithium electricity charge management circuit on the control circuit, the car handsfree handset earphone integrates the FM reflector.

8. vehicle-mounted FM Handless system as claimed in claim 1 is characterized in that, described FM reflector transmitting boundary is in the car, and frequency band is 87.5～108MHz.

9. vehicle-mounted FM Handless system as claimed in claim 1 is characterized in that, also connects earphone on the described hand free device.

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