CN100413231C - Bluc tooth connector and method for transmitting sound by blue tooth connector - Google Patents
Bluc tooth connector and method for transmitting sound by blue tooth connector Download PDFInfo
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- CN100413231C CN100413231C CNB031004504A CN03100450A CN100413231C CN 100413231 C CN100413231 C CN 100413231C CN B031004504 A CNB031004504 A CN B031004504A CN 03100450 A CN03100450 A CN 03100450A CN 100413231 C CN100413231 C CN 100413231C
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Abstract
The present invention relates to method for transmitting sounds between Bluetooth connectors. Each of the Bluetooth connectors mainly comprises a plug and a jack, a sound processing unit, a Bluetooth device, an antenna and a battery pack, wherein the plug and the jack are connected with a sound source or a sound output device; the sound processing unit comprises an analog/digital converter and a digital/analog converter; the Bluetooth device comprises a radio frequency unit and a base frequency unit; the antenna is used for receiving or transferring the signal; the battery pack is used for providing a power supply for the Bluetooth connector. Therefore, sounds outputted in a wired mode can be converted into a wireless Bluetooth mode to be transferred. The sound transferring method of the Bluetooth connector mainly comprises the following steps: (1) the power supply of a Bluetooth connector is opened; (2) the Bluetooth connector is connected to the sound output device with a wireless Bluetooth function; (3) After a device with a wireless Bluetooth function arranged at the other end is authenticated and matched with a program, sounds are outputted by the output device. A set of connectors can be suitable for many different devices, and are easy to realize the wireless transfer of the sounds.
Description
Technical field
The present invention system is about a kind of bluetooth connector, especially is to be relevant to a kind of wired voice output of device or bluetooth connector that input becomes wireless transmission and to utilize it to reach the method for wireless transmission.
Background technology
This goes up necessary tool Bluetooth function in manufacturing and designing the device of general tool blue teeth wireless transfer voice function.And the voice output of tradition is gone into device and is adopted wired mode such as earphone cord, horn wire haply, if the user requires bluetooth transfer voice function is then only reselected promptly Bluetooth transmission in design itself device.So to reach wireless transmission at present equipment, unless repacking, otherwise be to purchase new equipment in addition.This all needs a large number of cost.
Summary of the invention
According to a kind of bluetooth connector of the present invention, be with general voice output or input unit such as sound equipment, walkman, microphone, TV and have source of sound output or the device of input can make it to have wireless blue tooth (Blue tooth) transmits or the ability of reception sound (audio) not changing under the apparatus structure; Mainly be the connector (Dongle) that has bluetooth sound transmitting function by, connector body has plug (or jack), connectable unit output or input.For example, can insert the earpiece holes of walkman, can receive the simulated sound signal to connector via plug (or jack), coding (code) becomes digital signal again, is sent to a receiving terminal with wireless mode, for example earphone or loudspeaker.This receiving terminal itself can be a blue-tooth device, or connects connector and the receiving terminal of tool Bluetooth function.
So technical problem to be solved by this invention is at defective of the prior art, and a kind of bluetooth connector is provided, and utilizes a bluetooth connector, can realize that the sound wireless penetration transmits.
Another technical problem to be solved by this invention is that a kind of bluetooth connector will be provided, and influencing of the device software and hardware that can not connected is all applicable to any device exportable or sound import, can save money and can be apt to add and utilize existing resource.
Another technical problem to be solved by this invention is that a kind of bluetooth connector will be provided, because the characteristic of the low-power of bluetooth own can make bluetooth sound conveyer (bluetooth connector) only need battery to move, device can be convenient for carrying.
The technical scheme that solution the technology of the present invention problem is adopted is this bluetooth connector, mainly comprises:
One plug and jack are in order to be connected with source of sound or voice output, to transmit or to receive simulated sound;
One sound processing unit includes analog/digital converter and digital/analog converter, and this analog/digital converter changes into digital signal with simulated sound, and digital/analog converter then is reduced to digital signal simulated sound output;
One blue-tooth device, comprise a radio frequency unit and fundamental frequency unit, wherein, this digital signal after this simulated sound signal is changed via this analog/digital converter is sent to this fundamental frequency unit, encode again, the signal that the coding back produces sees through radio frequency unit and exports, and a receiving terminal is exported with this simulated sound through coding and decoding back respectively after receiving this signal through producing behind the fundamental frequency cell encoding;
One antenna is in order to receive or to transmit the signal that this produces behind the fundamental frequency cell encoding;
One battery pack is in order to provide the power supply of bluetooth connector;
By this, the sound of exporting in wired mode can be converted to the wireless blue tooth mode transmits.
As long as have the bluetooth connector that the device of sound generation source connects the present invention, all wired transfer voice all become wireless blue tooth and transmit.And, because the general identical person of family expenses source of sound delivery outlet (or plug) specification is a lot, it is used that device is gone in voice output as the plug (hole) of 3.5mm and plum blossom plug etc. mostly are, can do the transmission of sound in addition with the device that has Bluetooth function in itself such as bluetooth cellular phone, bluetooth computer, PDA etc.Therefore a set of connectors goes for many different devices, can reach to make the sound wireless penetration transmit the effect of easier realization.
Description of drawings
The present invention is described in further detail below in conjunction with the embodiment accompanying drawing.
Fig. 1 is that a demonstration uses the present invention's bluetooth connector to transmit the schematic diagram of sound;
Fig. 2 is a circuit block diagram according to the present invention's bluetooth connector;
Fig. 3 is a demonstration transmits sound according to the present invention's bluetooth connector a flow chart.
Wherein: 1 one sound sources (herein being a walkman), 2,2 ' one bluetooth connector, 3 one voice outputs, 21 1 sound attachment plugs, 22 1 sound connect jack 23 1 sound processing unit 24-bluetooth module 241-fundamental frequency unit 242-radio frequency unit 25 1 Bluetooth antenna 26--batteries
Embodiment
At first, see also Fig. 1.Fig. 1 is that a demonstration uses the present invention's bluetooth connector to transmit the schematic diagram of sound.Demonstration itself there is no bluetooth connector (2) that one of Bluetooth function sound source (1) (being a walkman), inserts the sound output of sound source 1, a voice output (3) (being an earphone) herein herein and another inserts the bluetooth connector (2 ') of the sound input end of voice output (3) among the figure.When a user will listen to the walkman music with wireless mode, as long as, promptly can listen to by wireless mode with bluetooth connector 2,2 ' power supply opening.
Secondly, see also Fig. 2.Fig. 2 is a circuit block diagram according to the present invention's bluetooth connector.One bluetooth connector 2 mainly comprises a plug (21), jack (22), sound processing unit (Audio Unit) 23, bluetooth module (Blue tooth Module) 24, Bluetooth antenna (25) and battery pack (26).Wherein, bluetooth module (24) comprises a fundamental frequency unit (Baseband Unit) 241 and radio frequency unit (RF Unit) 242, and radio frequency unit 242 external Bluetooth antennas (25).Sound processing unit includes analog/digital interchanger (Analogto Digital Converter, ADC) and digital-to-analog interchanger (Digital to AnalogConverter, DAC), ADC with the analog signal of sound with pulse wave modulation (the Pulse-Code Modulation that encodes, PCM) coding method changes into digital signal, and DAC then is reduced to digital signal simulated sound output.At first the simulated sound signal produces digital signal via ADC conversion back and is sent to fundamental frequency unit (241), but encode in continuous modulation inclined-plane triple-angle waveform coding (CSVD) mode, the signal that the coding back produces sees through Bluetooth antenna output via radio frequency unit (242).One receiving terminal (bluetooth connector (2 ') as shown in Figure 1) is received behind the digital signal respectively after CVSD and DAC are with PCM decoding (decode) and is exported with analog signal.Again, a frivolous battery pack 26 is as mercury battery, in order to the power supply of bluetooth connector to be provided.So, can make device easy to carry.
At last, see also Fig. 3.Fig. 3 is a demonstration transmits sound according to the present invention's bluetooth connector a flow chart.At first, a bluetooth hookup mechanism is connected with voice output or input unit.Then, check bluetooth connector (being connected) pairing (step S31) that whether can have same secret gold key with another with the device of tool acoustic generator.If successful matching then transmits or receives audio document (step S32).If the pairing failure is then checked to have or not and is found that other transmits the blue-tooth device (Bu Zhou $33) of sound.If do not have, then get back to step S31.If have, then import PIN code, check with this blue-tooth device whether match (step S34).If the pairing failure then can be arrived step S31.If successful matching then transmits or receives audio document (step S35).
Only the above person for one of the present invention preferred embodiment, is not the scope that is used for limiting the invention process only.So be all, all should be included in the present invention's the claim according to impartial for it variation of the described shape of the present patent application claim, structure, feature and spiritual institute and modification.
Claims (6)
1. bluetooth connector is characterized in that mainly comprising:
One plug and jack are in order to be connected with source of sound or voice output, to transmit or to receive simulated sound;
One sound processing unit includes analog/digital converter and digital/analog converter, and this analog/digital converter changes into digital signal with simulated sound, and digital/analog converter then is reduced to digital signal simulated sound output;
One blue-tooth device, comprise a radio frequency unit and fundamental frequency unit, wherein, this digital signal after this simulated sound signal is changed via this analog/digital converter is sent to this fundamental frequency unit, encode again, the signal that the coding back produces sees through radio frequency unit and exports, and a receiving terminal is exported with this simulated sound through coding and decoding back respectively after receiving this signal through producing behind the fundamental frequency cell encoding;
One antenna is in order to receive or to transmit the signal that this produces behind the fundamental frequency cell encoding;
One battery pack is in order to provide the power supply of bluetooth connector;
By this, the sound of exporting in wired mode can be converted to the wireless blue tooth mode transmits.
2. bluetooth connector according to claim 1 is characterized in that analog/digital converter changes into digital signal with simulated sound with a code pulse regulation coding method.
3. bluetooth connector according to claim 1 is characterized in that digital signal is sent to the fundamental frequency unit, but is to encode in a continuous modulation inclined-plane triple-angle waveform coding mode.
4. bluetooth connector according to claim 1, but it is characterized in that receiving terminal receive encode through a continuous modulation inclined-plane triple-angle waveform coding mode respectively behind the signal and code pulse modulation decoding back with this simulated sound output.
5. bluetooth connector according to claim 1 is characterized in that battery pack is a frivolous battery pack.
6. bluetooth connector according to claim 1 is characterized in that frivolous battery is a mercury battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031004504A CN100413231C (en) | 2003-01-14 | 2003-01-14 | Bluc tooth connector and method for transmitting sound by blue tooth connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031004504A CN100413231C (en) | 2003-01-14 | 2003-01-14 | Bluc tooth connector and method for transmitting sound by blue tooth connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1518250A CN1518250A (en) | 2004-08-04 |
| CN100413231C true CN100413231C (en) | 2008-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031004504A Expired - Fee Related CN100413231C (en) | 2003-01-14 | 2003-01-14 | Bluc tooth connector and method for transmitting sound by blue tooth connector |
Country Status (1)
| Country | Link |
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| CN (1) | CN100413231C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101706978B1 (en) * | 2009-08-26 | 2017-02-17 | 삼성전자주식회사 | Method for bluetooth communication and terminal applying the same |
| CN106535018A (en) * | 2016-11-03 | 2017-03-22 | 深圳市元征科技股份有限公司 | Bluetooth earphone and Bluetooth connector |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020017682A (en) * | 2000-08-31 | 2002-03-07 | 서평원 | Multifunction telephon |
| WO2003001694A1 (en) * | 2001-06-25 | 2003-01-03 | At & T Wireless Services, Inc. | System and method for providing an adapter module |
-
2003
- 2003-01-14 CN CNB031004504A patent/CN100413231C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020017682A (en) * | 2000-08-31 | 2002-03-07 | 서평원 | Multifunction telephon |
| WO2003001694A1 (en) * | 2001-06-25 | 2003-01-03 | At & T Wireless Services, Inc. | System and method for providing an adapter module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1518250A (en) | 2004-08-04 |
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| ASS | Succession or assignment of patent right |
Owner name: YUGUAN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GUANGBAO TECHNOLOGY CO., LTD. Effective date: 20080125 |
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Effective date of registration: 20080125 Address after: Delaware Applicant after: Yogon Science & Technology Co., Ltd. Address before: 5 floor, No. four, Nanjing East Road, Taipei, Taiwan 16, China Applicant before: Lite-On Technology Corporation |
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| CF01 | Termination of patent right due to non-payment of annual fee |