CN202435462U - Portable wireless hands-free teleconferencing terminal - Google Patents
Portable wireless hands-free teleconferencing terminal Download PDFInfo
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- CN202435462U CN202435462U CN 201220046644 CN201220046644U CN202435462U CN 202435462 U CN202435462 U CN 202435462U CN 201220046644 CN201220046644 CN 201220046644 CN 201220046644 U CN201220046644 U CN 201220046644U CN 202435462 U CN202435462 U CN 202435462U
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Abstract
The utility model provides a portable wireless hands-free teleconferencing terminal. The portable wireless hands-free teleconferencing terminal comprises a voice transmission module, a voice reception module, a voice processing module, an audio frequency power amplification module and a voice playing module, wherein the voice transmission module is used for transmitting voice signals, the voice reception module is used for receiving the voice signals, the voice processing module is used for processing the voice signals and is respectively connected with the voice transmission module and the voice reception module, the audio frequency power amplification module is used for carrying out power amplification on the voice signals and is connected with the voice processing module, and the voice playing module is used for playing the voice signals and is connected with the audio frequency power amplification module. The portable wireless hands-free teleconferencing terminal provided by the utility model simultaneously supports the voice signal transmission of Bluetooth wireless transmission, WiFi (Wireless Fidelity) wireless transmission and wired transmission, so as to realize real-time teleconferencing.
Description
Technical field
The utility model relates to a kind of teleconferencing terminal, relates in particular to a kind of portable mobile wireless hands-free phone conference terminal.
Background technology
Along with popularizing of bluetooth (bluetooth), Wi-Fi (WLAN) technology; Bluetooth and Wifi function have basically become the standard configuration of mobile phone; Be furnished with Bluetooth function above 90% mobile phone according to statistics, be furnished with the Wifi function above 95% smart mobile phone, panel computer.And more and more choose mobile offices, SOHO novel working waies such as (household offices) use mobile phone to open transregional, trans-city, transnational videoconference continually.Because the slimming of mobile phones design trend, it is thin unable that sound seems, problems such as sound is little, distortion highlight, and cause the conversation obstacle.
The utility model content
The main purpose of the utility model is to provide a kind of portable mobile wireless hands-free phone conference terminal, can realize real-time videoconference through radio communication.
In order to achieve the above object, the utility model provides a kind of portable mobile wireless hands-free phone conference terminal, comprising:
The voice transfer module that is used for transmission of speech signals;
The voice receiver module that is used for received speech signal;
The speech processing module that is used for processes voice signals is connected with said voice receiver module with said voice transfer module respectively;
Be used for voice signal is carried out the audio power amplification module of power amplification, be connected with said speech processing module;
Be used to play the speech play module of voice signal, be connected with said audio power amplification module.
During enforcement, said voice transfer module comprises bluetooth module.
During enforcement, said voice transfer module comprises the Wifi wireless module.
During enforcement, said voice transfer module comprises wired transport module.
During enforcement, said voice receiver module comprises microphone.
During enforcement, said microphone is two.
During enforcement, said speech play module comprises loudspeaker.
During enforcement, said loudspeaker are two.
Compared with prior art, the described portable mobile wireless hands-free phone of the utility model conference terminal is supported Bluetooth wireless transmission, WiFi wireless transmission and wire transmission voice signal simultaneously, to realize real-time videoconference.
Description of drawings
Fig. 1 is the structured flowchart of the described portable mobile wireless hands-free phone of the utility model first embodiment conference terminal;
Fig. 2 is the structure chart of the described portable mobile wireless hands-free phone of utility model first embodiment conference terminal.
Embodiment
As shown in Figure 1, the described portable mobile wireless hands-free phone of the utility model first embodiment conference terminal comprises voice transfer module 11, speech processing module 12, audio power amplification module 13, speech play module 14 and voice receiver module 15, wherein,
Said speech processing module 12 is connected with said voice receiver module 15 with said voice transfer module 11 respectively;
Said speech processing module 12, said audio power amplification module 13 are connected with said speech play module 14 successively;
When speech data is descending,
11 pairs of voice signals of said voice transfer module carry out demodulation, and the voice signal after the demodulation is transferred to said speech processing module 12;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, and the voice signal after will handling is sent to said audio power amplification module 13;
13 pairs of these voice signals of said audio power amplification module carry out audio power and amplify;
Said speech play module 14 is play the voice signal after this audio power amplifies;
When speech data is descending,
Said voice receiver module 15 is sent to said speech processing module 12 with the voice signal that receives;
Said speech processing module 12 is carried out Digital Signal Processing and is removed denoising this voice signal, and the voice signal that obtains is sent to said voice transfer module 11;
Said voice transfer module 11 is encoded this voice signal, and the voice signal after will encoding transfers out.
According to a kind of embodiment, said voice transfer module 11 is bluetooth modules, and said speech play module 14 comprises loudspeaker, and said voice receiver module 15 comprises microphone;
When preferred, said loudspeaker are two;
When preferred, said microphone is two, is respectively main microphone, secondary microphone;
At down link (received speech signal),
Mobile phone is set up conversation and is connected, and voice signal is through Bluetooth wireless transmission to said bluetooth module;
Said bluetooth module carries out demodulation with this voice signal, and the voice signal after the demodulation is sent to said speech processing module 12;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, and the voice signal after will handling is sent to said audio power amplification module 13;
13 pairs of these voice signals of said audio power amplification module carry out audio power and amplify;
Said loudspeaker are play the voice signal after this audio power amplifies;
At up link (transmission voice signal),
Said microphone is sent to said speech processing module 12 with the voice signal of collecting;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, remove denoising, and useful voice signal is sent to said bluetooth module;
Said bluetooth module is encoded to this voice signal after Bluetooth antenna is launched, and the mobile phone terminal of having set up the bluetooth connection obtains this voice signal.
According to a kind of embodiment, said voice transfer module 11 is Wifi (wireless network of being made up of network bridge and wireless network card) wireless modules, and said speech play module 14 comprises loudspeaker, and said voice receiver module 15 comprises microphone;
When preferred, said loudspeaker are two;
When preferred, said microphone is two, is respectively main microphone, secondary microphone;
At down link (receiving speech information),
Voice signal is wirelessly transmitted to said Wifi wireless module through IP (between the network interconnected agreement) network through Wifi with the form of packet behind digital coding compression and package;
Said Wifi wireless module carries out demodulation with this voice signal, and the voice signal after the demodulation is sent to said speech processing module 12;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, and the voice signal after will handling is sent to said audio power amplification module 13;
13 pairs of these voice signals of said audio power amplification module carry out audio power and amplify;
Voice signal after being amplified by audio power is through sound horn;
At up link (transmission voice messaging),
Said microphone is sent to said speech processing module 12 with the voice signal of collecting;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, remove denoising, and useful voice signal is sent to said Wifi wireless module;
Said Wifi wireless module through the emission of Wifi antenna, uses the mode transferring voice of IP agreement with packet after this voice signal is carried out digital coding compression and package on IP network.
According to a kind of embodiment, said voice transfer module 11 is wire transmission modules;
At down link (receiving speech information),
Voice signal sends said speech processing module 12 to through said wire transmission module;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, and the voice signal after will handling is sent to said audio power amplification module 13;
13 pairs of these voice signals of said audio power amplification module carry out audio power and amplify;
Voice signal after being amplified by audio power is through sound horn;
At up link (transmission voice messaging),
Said microphone is sent to said speech processing module 12 with the voice signal of collecting;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, remove denoising, and useful voice signal is sent to said wire transmission module;
Said wire transmission module transfers to the outside with this voice signal.
According to a kind of embodiment, said wire transmission module comprises earphone jack, and to said speech processing module 12, during enforcement, this earphone jack can be the 3.5mm earphone jack to portable terminal through earphone jack output simulation source of sound;
At down link (receiving speech information),
Voice signal is sent to said speech processing module 12 through said earphone jack;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, and the voice signal after will handling is sent to said audio power amplification module 13;
13 pairs of these voice signals of said audio power amplification module carry out audio power and amplify;
Voice signal after being amplified by audio power is through sound horn;
At up link (transmission voice messaging),
Said microphone is sent to said speech processing module 12 with the voice signal of collecting;
12 pairs of these voice signals of said speech processing module carry out Digital Signal Processing, remove denoising, and useful voice signal is sent to said earphone jack;
Export this speech data to the external moving terminal through said earphone jack.
As shown in Figure 2; The described portable mobile wireless hands-free phone of the utility model second embodiment conference terminal; Comprise bluetooth module 21, speech processing module 22, audio power amplification module 23, earphone jack 24, Wifi wireless module 25, main microphone 261, secondary microphone 262, left horn 271 and right horn 272; Wherein
Said bluetooth module 21 is connected with said audio power amplification module 23 with said speech processing module 22 respectively, and communicates through Bluetooth antenna 28 and external moving terminal;
Said earphone jack 24 is connected with said speech processing module 22, is used to receive outside music and voice signal;
Said Wifi wireless module 25 is connected with said audio power amplification module 23 with said speech processing module 22 respectively, and communicates through Wifi antenna 29 and external network;
Said main microphone 261 and said secondary microphone 262 are connected with said speech processing module 22 respectively;
Said audio power amplification module 23 also is connected with said right horn 272 with said left horn 271 respectively.
The utility model utilizes the design of dual microphone, handles through voice signal, can under different mode, collect the voice signal in the zones of different.
The utility model can be worked under several modes:
Single player mode---only collect the voice signal in portable bluetooth hands free terminal the place ahead, the sound of other directions all is suppressed on every side;
Double pattern---only collect portable hands free terminal front and back voice signal, the sound of both sides is suppressed;
Many people pattern---the sound of portable all directions of hands free terminal all is collected;
The audio amplifier pattern;
The wired connection pattern: outside music signal inputs to portable hands free terminal through 3.5mm standard earphone jack, is transferred into said audio power amplification module, after audio power amplifies, exports 2 loudspeaker to;
The wireless blue tooth pattern: portable terminal is opened bluetooth and is connected with portable hands free terminal Bluetooth pairing; Playing back music; Music signal is through Bluetooth transmission to said bluetooth module; Said bluetooth module with data demodulates after, transfer to said audio power amplification module, after audio power amplifies, export 2 loudspeaker to.
The described portable mobile wireless hands-free phone of the utility model conference terminal is supported Bluetooth wireless transmission, WiFi wireless transmission and wire transmission voice signal simultaneously.The described portable mobile wireless hands-free phone of the utility model conference terminal is with after terminals such as mobile phone, panel computer, notebook are connected; Can realize that bluetooth connects or VOIP (with the digitlization of simulated sound signal, on the IP data network, doing real-time transmission with the form of data packet) videoconference hands free terminal.
The advantage of the described portable mobile wireless hands-free phone of the utility model conference terminal is following: loud, tone sense is true; Reach 5 meters pickup distance; Can select personal meeting pattern, 2 person conference patterns and multi-person conference pattern and sound equipment pattern.
More than explanation is just illustrative as far as the utility model; And it is nonrestrictive; Those of ordinary skills understand; Under the situation of spirit that does not break away from accompanying claims and limited and scope, can make many modifications, variation or equivalence, but all will fall in the protection range of the utility model.
Claims (8)
1. a portable mobile wireless hands-free phone conference terminal is characterized in that, comprising:
The voice transfer module that is used for transmission of speech signals;
The voice receiver module that is used for received speech signal;
The speech processing module that is used for processes voice signals is connected with said voice receiver module with said voice transfer module respectively;
Be used for voice signal is carried out the audio power amplification module of power amplification, be connected with said speech processing module;
Be used to play the speech play module of voice signal, be connected with said audio power amplification module.
2. portable mobile wireless hands-free phone conference terminal as claimed in claim 1 is characterized in that,
Said voice transfer module comprises bluetooth module.
3. portable mobile wireless hands-free phone conference terminal as claimed in claim 1 is characterized in that said voice transfer module comprises the Wifi wireless module.
4. like claim 2 or 3 described portable mobile wireless hands-free phone conference terminals, it is characterized in that said voice transfer module comprises wired transport module.
5. portable mobile wireless hands-free phone conference terminal as claimed in claim 1 is characterized in that said voice receiver module comprises microphone.
6. portable mobile wireless hands-free phone conference terminal as claimed in claim 5 is characterized in that said microphone is two.
7. the formula wireless hands-free telephone conference terminal of taking as claimed in claim 1 is characterized in that said speech play module comprises loudspeaker.
8. portable mobile wireless hands-free phone conference terminal as claimed in claim 7 is characterized in that said loudspeaker are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220046644 CN202435462U (en) | 2012-02-13 | 2012-02-13 | Portable wireless hands-free teleconferencing terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220046644 CN202435462U (en) | 2012-02-13 | 2012-02-13 | Portable wireless hands-free teleconferencing terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435462U true CN202435462U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220046644 Expired - Fee Related CN202435462U (en) | 2012-02-13 | 2012-02-13 | Portable wireless hands-free teleconferencing terminal |
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| Country | Link |
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| CN (1) | CN202435462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105491482A (en) * | 2015-11-20 | 2016-04-13 | 广东欧珀移动通信有限公司 | Voice transmission method and voice transmission device |
-
2012
- 2012-02-13 CN CN 201220046644 patent/CN202435462U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105491482A (en) * | 2015-11-20 | 2016-04-13 | 广东欧珀移动通信有限公司 | Voice transmission method and voice transmission device |
| CN105491482B (en) * | 2015-11-20 | 2019-05-14 | Oppo广东移动通信有限公司 | Phonetic transmission method and speech sound transmitting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LENOVO MOBILE INTERNET TECHNOLOGY (XIAMEN) CO., LT Free format text: FORMER OWNER: LENOVO MOBILE COMMUNICATION TECHNOLOGY LTD. Effective date: 20150514 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150514 Address after: 361006, Xiamen torch hi tech Zone, Fujian province information photoelectric Park, two North Road, 999, legend building, building 3, Qishan Patentee after: Lenovo Mobile interconnect technology (Xiamen) Co., Ltd. Address before: 361006 Qishan torch hi tech Zone, Xiamen, No. two North Road, No. North Road, No. 999 Patentee before: Lenovo Mobile Communication Technology Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20170213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |