CN201063615Y - Signal conversion adapter of bluetooth reception and FM signal emission - Google Patents

Signal conversion adapter of bluetooth reception and FM signal emission Download PDF

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Publication number
CN201063615Y
CN201063615Y CNU2007201211382U CN200720121138U CN201063615Y CN 201063615 Y CN201063615 Y CN 201063615Y CN U2007201211382 U CNU2007201211382 U CN U2007201211382U CN 200720121138 U CN200720121138 U CN 200720121138U CN 201063615 Y CN201063615 Y CN 201063615Y
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CN
China
Prior art keywords
circuit
signal
audio
bluetooth
receives
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007201211382U
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Chinese (zh)
Inventor
廖炎红
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廖炎红
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Filing date
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Priority to CNU2007201211382U priority Critical patent/CN201063615Y/en
Application granted granted Critical
Publication of CN201063615Y publication Critical patent/CN201063615Y/en
Anticipated expiration legal-status Critical
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Abstract

The utility model relates to a signal conversion adapter for bluetooth receiving and FM signal transmitting, wherein a bluetooth receiving circuit receives the data file transmitted by a mobile phone bluetooth or a computer bluetooth, or is inserted into a SD memory card, a TF memory card and a USB memorizer; an audio decoding circuit transmits a digital audio signal which is converted into an analog audio signal through a D/A conversion circuit and an anti-sidetone circuit; or an analog audio signal played by the player of a MP3 or MP4 is input through a 3.5mm input jack, and then is encoded by a FM stereophony frequency modulation circuit after being amplified by an analog audio amplifying circuit; then, a FM signal is transmitted by a FM micropower transmitting circuit and a transmitting aerial; when receiving the FM signal, sonic equipment with FM receiving function plays the signal through a loudspeaker via a power amplifying circuit; or the analog audio signal can be transmitted to the audio input port of car sonic equipment or a home theater through an audio output port via a connecting wire to complete wire transmission.

Description

The signal conversion adaptor that a kind of bluetooth receives and the FM signal is launched
Technical field
The utility model relates to the signal conversion adaptor that a kind of bluetooth receives and the FM signal is launched, relate in particular to a kind of need not be to traditional stereo set through any type of repacking, can be the data resource of storage mediums such as bluetooth, USB storage, SD card, TF card, convert the FM signal that a kind of FM FM receiver of traditional stereo set can receive to, perhaps insert the audio interface of traditional stereo set by audio frequency input connecting line, thus the signal conversion adaptor that can come out sound playing.
Background technology
Current, most stereo set on the market, all be only to be with some AM/FM broadcast receivers, traditional sound equipment of CD or DVD player, these equipment can only receive the FM signal of broadcasting station emission, or listen to/playing back music by buying the CD/DVD video disc, yet along with memory technology and networks development, more audio frequency and video resource is the bluetooth that is stored in mobile phone, USB storage, the SD card, the data resource of storage mediums such as TF card, the tradition sound equipment can not be used to these resources, and for the traditional sound equipment that has existed in a large number, if be replaced with new stereo set, be undoubtedly a kind of huge waste.
Summary of the invention
Can not play-over the problem of data resource in order to solve traditional sound equipment, the utility model provides the signal conversion adaptor that a kind of bluetooth receives and the FM signal is launched, this signal conversion adaptor can be converted to simulated audio signal to digital audio and video signals, and can be the back emission of simulated audio signal coding, allow broadcast receiver receive and to play, also can carry out wire transmission, simulated audio signal is transferred to high-grade stereo sets such as automobile audio or home theater, play.
The technical scheme that its technical problem that solves the utility model adopts is: the data file that is received Bluetooth of mobile phone or computer Bluetooth transmission by the bluetooth receiving circuit, be decoded into digital audio and video signals by audio decoding circuit again, perhaps by audio decoding circuit decoding SD storage card, the TF storage card, music file in the storage mediums such as USB storage, by D/A switch circuit and anti-side-tone circuit digital audio and video signals is converted to simulated audio signal clearly again, also can be directly MP3, the simulated audio signal that music players such as MP4 come out, after the analogue audio frequency amplifying circuit amplifies, encode by FM stereo fm circuit again, by FM micropower radiating circuit FM signal is launched then.Like this, the FM FM receiver in 1-2 rice scope can be received FM signal, plays back on loudspeaker by wireless power amplifier; Also available connecting line connects the audio input port of audio output port and high-grade stereo set such as automobile audio or home theater, plays; The source of sound of mobile communication can also be received FM lift-off technology converting system by bluetooth and realize hand-free communication.The user adjusts to the FM tranmitting frequency on any blank frequency of local civilian FM receiving wave range (88-108MHz) (promptly can not receive the frequency in local radio station) and binds in use.
The beneficial effects of the utility model are, can be on various sources of sound such as the Internet, DVD, CD, Mp3 down-load music, minimizing is to the dependence of various video discs, avoided the waste of resource, also reduced the electric power power consumption of various players, thereby reach the effect of environmental protection and energy saving, realized on the wireless common sound equipment of various band FM, playing the purpose of various media sources of sound
Description of drawings
Fig. 1 is a square principle figure of the present utility model; Wherein:
1, bluetooth receiving circuit 13, transmitting antenna
2, SD deck 14, audio output port
3, TF deck
4, USB input socket A, Bluetooth of mobile phone
5, audio decoding circuit B, computer bluetooth
6,3.5mm input socket C, SD storage card
7, USB audio frequency input socket D, TF storage card
8, D/A switch circuit E, USB storage
9, anti-side-tone circuit F, MP3, MP4 player
10, analogue audio frequency amplifying circuit G, embedded in mobile phone MP3, MP4 player
11, the stereo set of Fm stereo fm circuit H, band FM reception
12, Fm micropower radiating circuit I, audio input port
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As shown in the figure, bluetooth receiving circuit (1) in the signal conversion adaptor that bluetooth receives and the FM signal is launched, receive the data file of Bluetooth of mobile phone (A) or computer bluetooth (B) emission, play digital audio and video signals through audio decoding circuit (5), be converted to simulated audio signal clearly through D/A switch circuit (8) and anti-side-tone circuit (9) again, simulated audio signal is encoded through FM stereo fm circuit (11) after amplifying through analogue audio frequency amplifying circuit (10) again, by FM micropower radiating circuit (12) and transmitting antenna (13) FM signal is launched then, after the stereo set (H) of band FM reception is received, on loudspeaker, play back by power amplifier; Perhaps through connecting line simulated audio signal is docked with the audio input port (I) of automobile audio or home theater, carries out wire transmission by audio output port (14).
SD storage card (C) is inserted the SD deck (2) of signal conversion adaptor, or TF storage card (D) is inserted the TF deck (3) of signal conversion adaptor, or USB storage (E) is inserted the USB input socket (4) of signal conversion adaptor, data file in SD storage card (C) or TF storage card (D) or the USB storage (E) is play digital audio and video signals through audio decoding circuit (5), be converted to simulated audio signal clearly through D/A switch circuit (8) and anti-side-tone circuit (9) again, simulated audio signal is encoded through FM stereo fm circuit (11) after amplifying through analogue audio frequency amplifying circuit (10) again, by FM micropower radiating circuit (12) and transmitting antenna (13) FM signal is launched then, after the stereo set (H) of band FM reception is received, on loudspeaker, play back by power amplifier; Perhaps through connecting line simulated audio signal is docked with the audio input port (I) of automobile audio or home theater, carries out wire transmission by audio output port (14).
Connect MP3, MP4 player (F) and 3.5mm input socket (6), or connection embedded in mobile phone MP3, MP4 player (G) and USB audio frequency input socket (7), the simulated audio signal of playing is encoded through FM stereo fm circuit (11) after analogue audio frequency amplifying circuit (10) amplifies again, by FM micropower radiating circuit (12) and transmitting antenna (13) FM signal is launched then, after the stereo set (H) of band FM reception is received, on loudspeaker, play back by power amplifier; Perhaps through connecting line simulated audio signal is docked with the audio input port (I) of automobile audio or home theater, carries out wire transmission by audio output port (14).
In sum, the utility model is a kind of signal conversion adaptor that comprises bluetooth receiving circuit and FM signal transmission circuit, this signal conversion adaptor can be converted to simulated audio signal to digital audio and video signals, be transferred to the audio input port of stereo set by connecting line, realize that music file plays; Also can allow broadcast receiver receive and to play by the three-dimensional FM circuit of FM the back emission of simulated audio signal coding.
The above is a preferred embodiment of the present utility model only, and being not limited to the utility model only has this a kind of execution mode, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.

Claims (4)

1. a bluetooth receives and the signal conversion adaptor of FM signal emission, it comprises: bluetooth receiving circuit, audio decoding circuit, D/A converting circuit, anti-side-tone circuit, analogue audio frequency amplifying circuit, FM stereo fm circuit, FM micropower radiating circuit, transmitting antenna is characterized in that also comprising: SD deck, TF deck, USB input socket, 3.5mm input socket, audio output port.The bluetooth receiving circuit receives the data file of Bluetooth of mobile phone or computer Bluetooth transmission, broadcast digital audio and video signals by audio decoding circuit, be converted to simulated audio signal through D/A switch circuit and anti-side-tone circuit, amplify after FM stereo fm circuit code is launched FM signal by FM micropower radiating circuit and transmitting antenna then by the analogue audio frequency amplifying circuit again;
2. bluetooth according to claim 1 receives and the signal conversion adaptor of FM signal emission, it is characterized in that: through connecting line simulated audio signal is docked with the audio input port of automobile audio or home theater by audio output port, carries out wire transmission.
3. the signal conversion adaptor that bluetooth according to claim 1 receives and the FM signal is launched, it is characterized in that: insert SD storage card or TF storage card or USB storage, broadcast digital audio and video signals by audio decoding circuit, be converted to simulated audio signal through D/A switch circuit and anti-side-tone circuit;
4. the signal conversion adaptor that bluetooth according to claim 1 receives and the FM signal is launched is characterized in that: the simulated audio signal of MP3, MP4 player plays is amplified by the analogue audio frequency amplifying circuit through the input of 3.5mm input socket again.
CNU2007201211382U 2007-07-02 2007-07-02 Signal conversion adapter of bluetooth reception and FM signal emission Expired - Fee Related CN201063615Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201211382U CN201063615Y (en) 2007-07-02 2007-07-02 Signal conversion adapter of bluetooth reception and FM signal emission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201211382U CN201063615Y (en) 2007-07-02 2007-07-02 Signal conversion adapter of bluetooth reception and FM signal emission

Publications (1)

Publication Number Publication Date
CN201063615Y true CN201063615Y (en) 2008-05-21

Family

ID=39452001

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201211382U Expired - Fee Related CN201063615Y (en) 2007-07-02 2007-07-02 Signal conversion adapter of bluetooth reception and FM signal emission

Country Status (1)

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CN (1) CN201063615Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101741407B (en) * 2008-11-13 2013-08-14 Tcl通讯(宁波)有限公司 Mobile phone with radio function and realization method thereof
CN103607228A (en) * 2013-11-29 2014-02-26 深圳市禹欣鑫电子有限公司 Audio system based on Bluetooth transmission technology
WO2018107673A1 (en) * 2016-12-12 2018-06-21 深圳佳比泰智能照明股份有限公司 Frequency-modulated transmitting circuit and frequency-modulated transmitting method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101741407B (en) * 2008-11-13 2013-08-14 Tcl通讯(宁波)有限公司 Mobile phone with radio function and realization method thereof
CN103607228A (en) * 2013-11-29 2014-02-26 深圳市禹欣鑫电子有限公司 Audio system based on Bluetooth transmission technology
WO2018107673A1 (en) * 2016-12-12 2018-06-21 深圳佳比泰智能照明股份有限公司 Frequency-modulated transmitting circuit and frequency-modulated transmitting method

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GR01 Patent grant
DD01 Delivery of document by public notice

Addressee: Wang Wenhui

Document name: Notification to Pay the Fees

DD01 Delivery of document by public notice

Addressee: Wang Wenhui

Document name: Notification of Termination of Patent Right

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080521

Termination date: 20100702