CN204190755U - A kind of Necklet-type larynx wheat intercom - Google Patents
A kind of Necklet-type larynx wheat intercom Download PDFInfo
- Publication number
- CN204190755U CN204190755U CN201420419888.8U CN201420419888U CN204190755U CN 204190755 U CN204190755 U CN 204190755U CN 201420419888 U CN201420419888 U CN 201420419888U CN 204190755 U CN204190755 U CN 204190755U
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- necklet
- module
- shell
- power amplifier
- embedded microcontroller
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Abstract
A kind of Necklet-type larynx wheat intercom, comprise shell, the end of shell is provided with button and the piezoelectric ceramic piece for gathering voice signal, shell is provided with passive antenna, enclosure is provided with circuit arrangement, circuit arrangement comprises embedded microcontroller, voice counting module, wireless talkback digital transmission module and power amplifier, described wireless talkback digital transmission module is connected with piezoelectric ceramic piece, passive antenna, power amplifier, embedded microcontroller, and embedded microcontroller is also connected with voice counting module, button.Owing to arranging shell in the utility model, can fix at the neck of people, it is very convenient to wear operation, and holds without staff when conversing, and can liberate both hands completely; In addition, adopt " larynx wheat " i.e. piezoelectric ceramic piece to gather voice signal, not only well ambient noise is filtered, improve communication quality, importantly can discharge both hands completely during call, be specially adapted to climb, armed and operate other equipment time communication situation.
Description
Technical field
The utility model relates to surface structure design and field of embedded technology, particularly relates to a kind of Necklet-type larynx wheat intercom.
Background technology
Traditional intercom is all hand-hold type, and the general button operation that uses controls, and calling party needs to keep PPT key to be in the state of being pressed, and utilizes built-in Mike to gather speech, and called party relies on the receiver on intercom to listen to speech.The operation control mode of this portable interphone, causes during call and cannot liberate both hands completely, bring constant to user, in a noisy environment, also affects communication quality simultaneously, and stand-by time is general shorter.Although larynx wheat formula earphone can be used to solve the problem, the connecting line between earphone and intercom is with again constant to action, do not solve power problems.
Utility model content
The purpose of this utility model is to provide a kind of Necklet-type larynx wheat intercom, easy to use, and the high communication quality.
For achieving the above object, the utility model adopts following technical scheme: comprise shell, the end of described shell is provided with button and the piezoelectric ceramic piece for gathering voice signal, shell is provided with passive antenna, enclosure is provided with circuit arrangement, circuit arrangement comprises embedded microcontroller, voice counting module, wireless talkback digital transmission module and power amplifier, described wireless talkback digital transmission module is connected with piezoelectric ceramic piece, passive antenna, power amplifier, embedded microcontroller, and embedded microcontroller is also connected with voice counting module, button.
Described shell is provided with the earphone socket for being connected with earphone, earphone socket is connected with power amplifier.
Described shell is provided with the elastic connecting element for regulating outer cover length.
Described shell is Necklet-type structure.
Described embedded microcontroller, voice counting module are all connected with voltage transformation module.
Described wireless data transmission module, power amplifier and voltage transformation module are connected with the power supply of 5V.
Described wireless talkback digital transmission module employing model is the wireless talkback digital transmission module of HKT-80BK.
Described embedded microcontroller adopts model to be the microcontroller of STC11L04E.
Described voice counting module employing model is the voice counting module of SC2010B.
Described power amplifier adopts model to be the power amplifier of LN4890; Described voltage transformation module adopts the voltage transformation module of model LM1117.
Compared with prior art, the beneficial effect that the utility model has: owing to arranging shell in the utility model, can fix at the neck of people, and it is very convenient to wear operation, and holds without staff when conversing, and can liberate both hands completely; In addition, " larynx wheat " i.e. piezoelectric ceramic piece is adopted to gather voice signal, not only well ambient noise is filtered, improve communication quality, " PPT " key is importantly kept to press during call, both hands can be discharged completely, be specially adapted to climb, armed and operate other equipment time communication situation; In addition, because the utility model is ensureing that under the prerequisite that basic call function realizes, all use the electronic devices and components that power consumption is lower, make it low in energy consumption, stand-by time is long, is particularly suitable for field and uses for a long time.
During application, optionally the utility model can be fixedly installed on the equipments such as the helmet further, be mainly used in the communication situation between in-plant many members, be particularly useful for both hands and perform the occasion that other operate and external environment condition is noisy, meet People's Armed Police, the liaison needs of public security troop when maintaining social security and dealing with contingencies, liaison between member when also can be used for outdoor travel and ground observation.
Further, the utility model adopts piezoelectric ceramic piece, when connecting AC audio signal on two plate electrodes, when piezoelectric ceramic piece senses the larynx bone vibrations of speaker, sheet just produces the charge Q of some, exportable voltage signal from electrode, compared with traditional microphone, highly sensitive, antijamming capability is strong.
Accompanying drawing explanation
Fig. 1 is that the utility model can structural representation.
Fig. 2 is circuit arrangement internal circuit logic connectivity diagram.
In figure, 1-circuit arrangement, 2-elastic connecting element, 3 is voice counting module, 4-button, 5-earphone socket, and 6 is power amplifier, and 7 is piezoelectric ceramic piece, and 8 is passive antenna, and 9 is wireless talkback digital transmission module, and 10 is embedded microcontroller, and 11 is voltage transformation module.
Embodiment
Further the utility model is described in detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, the utility model comprises the shell of Necklet-type structure, the end of described shell is provided with button 4 and the piezoelectric ceramic piece 7 for gathering voice signal, shell is provided with passive antenna 8, enclosure is provided with circuit arrangement 1, circuit arrangement 1 comprises embedded microcontroller 10, voice counting module 3, wireless talkback digital transmission module 9 and power amplifier 6, described piezoelectricity intercommunication digital transmission module 9 is connected with piezoelectric ceramic piece 7, passive antenna 8, power amplifier 6, embedded microcontroller 10, and embedded microcontroller 10 is also connected with voice counting module 3, button 4.Embedded microcontroller 10, voice counting module 3 are all connected with voltage transformation module 11, and described wireless data transmission module 9, power amplifier 6 and voltage transformation module 11 are connected with the power supply of 5V.
Outside 5V battery is directly connected with power amplifier module 6 with wireless talkback module 9, is both power supplies; Outside 5V battery is after voltage transformation module 11, and its 3.3V voltage exported is being connected with voice counting module 3 with embedded microcontroller 10, is both power supplies.Button 4 is for controlling whether carry out intercommunication and optimum configurations.
Circuit arrangement comprises circuit board, and inner each parts are all arranged on circuit boards, and are connected by wire.
Described shell is also provided with elastic connecting element 2, the size of shell can be regulated according to the situation of user; Shell is provided with earphone socket 5, vacuum pipeline earphone is connected with power amplifier 6 by earphone socket 5.
Wireless talkback digital transmission module employing model is the wireless talkback digital transmission module of HKT-80BK, its built-in high-performance radio-frequency transceiving chip, microcontroller and radio-frequency (RF) power amplification, outer controller arranges module work parameter by Asynchronous Serial Interface (RS232) communication of standard and controls its transmitting-receiving; Embedded microcontroller adopts model to be the microprocessor of STC11L04E, and SOP20 encapsulates, and is a new generation 8051 single-chip microcomputer of high speed/low-power consumption/super anti-interference, the completely compatible tradition 8051 of instruction code, but the fast 8-12 of speed doubly.Inner integrated high reliability reset circuit, for high-speed communication, Based Intelligent Control, strong jamming occasion; Voice counting module employing model is the voice counting module of SC2010B, achieves the sound prompt function of operational feedback or state information, the bilingual count off of true man's voice Chinese and English, and lamprophonia is loud and clear, and volume is little, and communication protocol is simple; Power amplifier adopts model to be the power amplifier of LN4890, the voice receive reception wireless talkback digital transmission module and the output of voice counting module output in external vacuum pipeline earphone, during 5V operating voltage by earphone socket 5 after amplifying, maximum drive power is 3W, and application circuit is simple; Piezoelectric ceramic piece is made with lead lanthanum zirconate titanate (PLZT) electrooptical ceramics material, when connecting AC audio signal on two plate electrodes, when piezoelectric ceramic piece senses the larynx bone vibrations of speaker, sheet just produces the charge Q of some, exportable voltage signal from electrode, compared with traditional microphone, highly sensitive, antijamming capability is strong; Voltage transformation module uses model to be LM1117, is 3.3V power supply by outside 5V Power convert; Button realizes the setting to parameter, as operating frequency, sound size and sound controling sensitivity etc.; Power supply uses 5V lithium battery power supply.
The utility model provides a kind of and can fixedly utilize larynx wheat to gather the radio communication device of speech by neck, the electronic devices and components such as wireless talkback digital transmission module, embedded microcontroller, voice counting module, piezoelectric ceramic piece and antenna are integrated in a shell by the Necklet-type structure of composite material, achieve neck and fix, converse without the need to manually operated object.Can optionally be fixed further on equipments such as being installed to the helmet.Be mainly used in the communication situation between in-plant many members, be particularly useful for both hands and perform the occasion that other operate and external environment condition is noisy, meet People's Armed Police, the liaison needs of public security troop when maintaining social security and dealing with contingencies, liaison between member when also can be used for outdoor travel and ground observation.
The utility model adopts the form construction design of " Necklet-type ", integrated molding, and neck is fixed, and in conjunction with " larynx wheat " control technology, achieves without the need to manual operation when operation controls, and provides speech quality.
The utility model is by wireless data transmission module, embedded microcontroller, voice counting module, piezoelectric ceramic piece, power amplifier, button and power supply electronic components and parts, by rational connection, be integrated in the shell of the Necklet-type structure that PC the first day of the lunar month material (polycarbonate plastic) makes.
Wireless talkback digital transmission module is the core of system, the frequency of setting sends and receives voice signal; Embedded microcontroller is the tie of each main modular, utilizes existing program to complete control to other each modules; Voice counting module achieves the function obtaining system feedback information in the mode that simple sound is pointed out; Piezoelectric ceramic piece gathers the oscillator signal during pronunciation of larynx bone, outputs to the microphone interface of wireless talkback digital transmission module; Power amplifier amplifies the voice signal received, and connects vacuum pipeline earphone transmission to people's ear afterwards by earphone socket; By two buttons, complete the optimum configurations to system.
Claims (10)
1. a Necklet-type larynx wheat intercom, it is characterized in that, comprise shell, the end of described shell is provided with button (4) and the piezoelectric ceramic piece (7) for gathering voice signal, shell is provided with passive antenna (8), enclosure is provided with circuit arrangement (1), circuit arrangement comprises embedded microcontroller (10), voice counting module (3), wireless talkback digital transmission module (9) and power amplifier (6), described wireless talkback digital transmission module (9) and piezoelectric ceramic piece (7), passive antenna (8), power amplifier (6), embedded microcontroller (10) is connected, embedded microcontroller (10) also with voice counting module (3), button (4) is connected.
2. a kind of Necklet-type larynx wheat intercom according to claim 1, it is characterized in that, described shell is provided with the earphone socket (5) for being connected with earphone, earphone socket (5) is connected with power amplifier (6).
3. a kind of Necklet-type larynx wheat intercom according to claim 1, it is characterized in that, described shell is Necklet-type structure.
4. a kind of Necklet-type larynx wheat intercom according to claim 1 or 3, is characterized in that, described shell being provided with the elastic connecting element (2) for regulating outer cover length.
5. a kind of Necklet-type larynx wheat intercom according to claim 1, it is characterized in that, described embedded microcontroller (10), voice counting module (3) are all connected with voltage transformation module (11).
6. a kind of Necklet-type larynx wheat intercom according to claim 5, it is characterized in that, described wireless data transmission module (9), power amplifier (6) and voltage transformation module (11) are connected with the power supply of 5V.
7. a kind of Necklet-type larynx wheat intercom according to claim 1, is characterized in that, described wireless talkback digital transmission module (9) employing model is the wireless talkback digital transmission module of HKT-80BK.
8. a kind of Necklet-type larynx wheat intercom according to claim 1, is characterized in that, described embedded microcontroller (10) adopts model to be the microcontroller of STC11L04E.
9. a kind of Necklet-type larynx wheat intercom according to claim 1, is characterized in that, described voice counting module (3) employing model is the voice counting module of SC2010B.
10. a kind of Necklet-type larynx wheat intercom according to claim 6, is characterized in that, described power amplifier (6) adopts model to be the power amplifier of LN4890; Described voltage transformation module (11) adopts the voltage transformation module of model LM1117.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420419888.8U CN204190755U (en) | 2014-07-28 | 2014-07-28 | A kind of Necklet-type larynx wheat intercom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420419888.8U CN204190755U (en) | 2014-07-28 | 2014-07-28 | A kind of Necklet-type larynx wheat intercom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204190755U true CN204190755U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420419888.8U Expired - Fee Related CN204190755U (en) | 2014-07-28 | 2014-07-28 | A kind of Necklet-type larynx wheat intercom |
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|---|---|
| CN (1) | CN204190755U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954116A (en) * | 2017-05-03 | 2017-07-14 | 歌尔科技有限公司 | A kind of neck headset |
| CN108200503A (en) * | 2018-02-26 | 2018-06-22 | 广州市神火科技有限公司 | A kind of earphone based on the vibrations of larynx bone |
| CN110266337A (en) * | 2019-07-24 | 2019-09-20 | 常熟市欧伏罱电子有限公司 | A kind of mini earplug intercom |
| CN113794963A (en) * | 2021-09-14 | 2021-12-14 | 深圳大学 | Speech enhancement system based on low-cost wearable sensor |
-
2014
- 2014-07-28 CN CN201420419888.8U patent/CN204190755U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954116A (en) * | 2017-05-03 | 2017-07-14 | 歌尔科技有限公司 | A kind of neck headset |
| CN106954116B (en) * | 2017-05-03 | 2023-10-20 | 歌尔科技有限公司 | Neck-wearing earphone |
| CN108200503A (en) * | 2018-02-26 | 2018-06-22 | 广州市神火科技有限公司 | A kind of earphone based on the vibrations of larynx bone |
| CN110266337A (en) * | 2019-07-24 | 2019-09-20 | 常熟市欧伏罱电子有限公司 | A kind of mini earplug intercom |
| CN113794963A (en) * | 2021-09-14 | 2021-12-14 | 深圳大学 | Speech enhancement system based on low-cost wearable sensor |
| CN113794963B (en) * | 2021-09-14 | 2022-08-05 | 深圳大学 | Speech enhancement system based on low-cost wearable sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20170728 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |