CN103178867A - WiFi head equipment - Google Patents
WiFi head equipment Download PDFInfo
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- CN103178867A CN103178867A CN2013101142113A CN201310114211A CN103178867A CN 103178867 A CN103178867 A CN 103178867A CN 2013101142113 A CN2013101142113 A CN 2013101142113A CN 201310114211 A CN201310114211 A CN 201310114211A CN 103178867 A CN103178867 A CN 103178867A
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- microcontroller
- helmet
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Abstract
The invention discloses WiFi head equipment. The WiFi head equipment comprises a data input component, a data output component, a micro controller, a WiFi chip, a radio frequency transceiver selection switch and an antenna, wherein the data input component and the data output component are connected with the micro controller; the micro controller is connected with the WiFi chip; the WiFi chip is connected with the radio frequency transceiver selection switch which is connected with the antenna; under a radio frequency transmitting state of the radio frequency transceiver selection switch, data input by the data input component is received by the micro controller and is transmitted to the WiFi chip which is used for transmitting the data through the antenna; and under a radio frequency receiving state of the radio frequency transceiver selection switch, the data is received by the WiFi chip through the antenna and is transmitted to the micro controller, and the data is transmitted to the data output component through the micro controller.
Description
Technical field
The present invention relates to a kind of electronic equipment that carries out Speech Communication based on the WiFi network, a kind ofly can carry out in the occasion that has the WiFi network coverage but be not suitable for using existing communication network (wired or honeycomb) or other networks to carry out Speech Communication the device of Speech Communication.
Background technology
The WiFi technology is the technology of the main flow of WLAN (wireless local area network), and Ground Application is very extensive.Digital equipment such as the panel computer commonly used at present, digital camera are all with the WiFi function, and the portable machine that people's routine work and life be unable to do without and smart mobile phone be standard configuration WiFi function all.The WiFi network is also ubiquitous, especially in the place that some movements of population are concentrated, and as the shopping center, airport, station etc.Mainly adopt the 2.4GHz frequency range that opens for free due to the WiFi technology, each large telecom operators also all at a large amount of WiFi networks of disposing, are used for shunting the service traffics of a part of communication network now.
On standard, IEEE 802.11 is disclosed international standards, it is very popular in the current wireless field and the continuous standard of evolution forward, from initial IEEE 802.11, then arrive IEEE 802.11b, IEEE 802.11a, IEEE 802.11g, IEEE 802.11n is to nearest IEEE 802.11ac.Message transmission rate can reach the IEEE 802.11ac of 1Gbps till now also from initial 1Mbps.Modulation technique also develops into the orthogonal frequency division multiplexi (OFDM) of present main flow from initial direct sequence spread spectrum skill (DSSS)/frequency hop spread spectrum (FHSS) etc.This shows, the WiFi technology is one of state-of-the-art ICT (information and communication technology) now, has technically very strong vitality, can be along with the constantly evolution forward of development of ICT (information and communication technology).
The WiFi technology enjoys favor to be mainly because its networking is simple, fast, flexibly, can carry out rapidly wireless networking in the place that much is not suitable for being deployed with spider lines.The WiFi network has been arranged, and in a large number the application based on the WiFi network will become a reality, by the WiFi network can more convenient and quicker the several data business such as ground transporting speech, image, video.Wherein, the Speech Communication based on the WiFi network is exactly a very attractive application.It is a kind of electronic equipment that can carry out the WiFi Speech Communication that the WiFi that the present invention relates to wears, and in some special occasions, some existing communication networks do not have chlamydate place or some to be not suitable for adopting the place of existing communication network communication, as water conservancy, the oil field, mine, space station etc.Just can carry out the Speech Communication of free safety by using WiFi to wear, but also can break away from the restriction of fixed wired Speech Communication in the past, thereby enjoy freer communication way easily.
Summary of the invention
The object of the present invention is to provide a kind of WiFi head-wearing device, just wear and to have the WiFi network signal to cover but to be not suitable for adopting existing communication network to carry out carrying out conveniently Speech Communication in the zone of Speech Communication by this.
The present invention is achieved through the following technical solutions:
A kind of WiFi helmet, comprise: data input module, data output precision, microcontroller, WiFi chip, radio-frequency receiving-transmitting selector switch and antenna, the data input module is connected microcontroller with the data output precision, microcontroller connects the WiFi chip, the WiFi chip connects the radio-frequency receiving-transmitting selector switch, and the radio-frequency receiving-transmitting selector switch connects antenna;
The radio-frequency receiving-transmitting selector switch under radio frequency transmission state, the data of microcontroller receive data input module input, and transfer to the WiFi chip, the WiFi chip sends data by antenna;
The radio-frequency receiving-transmitting selector switch is under the radio frequency reception state, and the WiFi chip passes through the antenna reception data, and transfers to microcontroller, and microcontroller exports data to the data output precision.
Better, the data input module comprises speech data input module and/or lteral data input module.
Better, the speech data input module comprises: transmitter, AD converter, the speech data by transmitter is inputted carries out analog-to-digital conversion via AD converter and enters microcontroller.
Better, the lteral data input module comprises: keyboard, keyboard control chip, the lteral data by keyboard is inputted transfers to microcontroller via keyboard control chip with lteral data.
Better, the data output precision comprises speech data output precision and/or lteral data output precision.
Better, the speech data output precision comprises: receiver, DA transducer, the data in microcontroller are carried out digital-to-analogue conversion by the DA transducer, then export by receiver.
Better, the lteral data output precision comprises: display screen, display control chip, the data in microcontroller are presented on display screen by display control chip.
Better, also comprise the radio-frequency front-end assembly, be connected between WiFi chip and radio-frequency receiving-transmitting selector switch, be used for signal power and amplify and power detection.
Better, the radio-frequency front-end assembly comprises: PA amplifier, LNA amplifier, PA amplifier are used for the data amplification that radio frequency sends state, and the LNA amplifier is used for the data of radio frequency reception state and amplifies.
Description of drawings
Fig. 1 is the structural representation of a kind of WiFi helmet of the present invention;
Fig. 2 is the structural representation of the matching used dial-up terminal of a kind of WiFi helmet of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is elaborated, the present embodiment is implemented under take technical solution of the present invention as prerequisite, has provided detailed execution mode, but protection scope of the present invention is not limited to following embodiment.
The invention provides a kind of WiFi helmet, comprise: data input module 1, data output precision 2, microcontroller 3, WiFi chip 4, radio-frequency receiving-transmitting selector switch 5 and antenna 6, data input module 1 is connected with the data output precision and is connected microcontroller 3, microcontroller 3 connects WiFi chip 4, WiFi chip 4 connects radio-frequency receiving-transmitting selector switch 5, and radio-frequency receiving-transmitting selector switch 5 connects antenna 6.
As shown in Figure 1, at first the present invention by transmitter 11, receiver 13, AD converter 12, DA transducer 14, microcontroller 3, WiFi chip 4, radio-frequency front-end assembly 7(power amplifier 71, low noise amplifier 72), radio-frequency receiving-transmitting selector switch 5, antenna 6 form.
AD converter 12 and DA transducer 14 are mainly completed the conversion of analogue voice signal and digital pcm voice signal, in the present invention, are mainly that simulated voice is converted to the PCM digital signal, and the quantization bit bit wide is 16, and sample rate is 32KHz.Certainly the difference that requires according to speech quality can be supported the combination of different sample rates and bit wide.
WiFi chip 4 is mainly the sending and receiving of completing data, and the standard of support has the series of standards such as IEEE 802.11a/b/g/n/ac, have relate to safe, have relate to energy-conservation.The modulation of supporting mainly contains: OFDM, DSSS etc.The channel width of supporting has: 20MHz, 40MHz etc.The cryptographic algorithm of supporting has WPA, WPA2 etc.
As shown in Figure 2, WiFi wears supporting dialing, the word terminal is comprised of display screen 17, keyboard 15, displaying screen controller 18, keyboard controller 16, microcontroller 3, WiFi chip 4, power amplifier 71, low noise amplifier 72, radio-frequency receiving-transmitting selector switch 5, antenna 6.
Main key information and the DCI processed of keyboard controller 16 and display controller 18.
The WiFi that adopts this programme to realize wears and can use in the zone that the WiFi network is arranged, and can carry out Speech Communication whenever and wherever possible by using this to wear, and can enjoy convenient and swift that radio communication brings.
It is worth mentioning that, above-mentioned two embodiment can implement separately, also can namely can realize the output of phonetic entry word, word input voice output partly or completely in conjunction with implementing, and the input and output of language and characters combination.Above-mentioned voice processor can be both that independent equipment also can be integrated into inside, dial-up terminal.Simultaneously, PA amplifier 71 is used for the data amplification that radio frequency sends state, and the data amplification that LNA amplifier 72 is used for the radio frequency reception state is the common practise of this area, and the present invention does not do at this and gives unnecessary details.
Obviously, those skilled in the art can carry out various changes and distortion and not break away from the spirit and scope of the present invention WiFi head-wearing device of the present invention.Such as, some WiFi chip internals also comprise radio-frequency (RF) power amplification and radio-frequency receiving-transmitting selector switch.Like this, if within these modifications of the present invention and distortion belong to the scope of claim of the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and distortion interior.
Above disclosed be only the application's a specific embodiment, but the application is not limited thereto, the changes that any person skilled in the art can think of all should drop in the application's protection range.
Claims (9)
1. WiFi helmet, it is characterized in that, comprise: data input module, data output precision, microcontroller, WiFi chip, radio-frequency receiving-transmitting selector switch and antenna, described data input module be connected the data output precision and connect described microcontroller, described microcontroller connects described WiFi chip, described WiFi chip connects described radio-frequency receiving-transmitting selector switch, and described radio-frequency receiving-transmitting selector switch connects described antenna;
Described radio-frequency receiving-transmitting selector switch is under radio frequency transmission state, and described microcontroller receives the data of described data input module input, and transfers to described WiFi chip, and described WiFi chip sends data by described antenna;
Described radio-frequency receiving-transmitting selector switch is under the radio frequency reception state, and described WiFi chip is by described antenna reception data, and transfers to described microcontroller, and described microcontroller exports data to described data output precision.
2. WiFi helmet as claimed in claim 1, is characterized in that, described data input module comprises speech data input module and/or lteral data input module.
3. WiFi helmet as claimed in claim 2, it is characterized in that, described speech data input module comprises: transmitter, AD converter, the speech data by described transmitter input carries out analog-to-digital conversion via described AD converter and enters described microcontroller.
4. WiFi helmet as claimed in claim 2, it is characterized in that, the lteral data input module comprises: keyboard, keyboard control chip, the lteral data by described keyboard input transfers to described microcontroller via described keyboard control chip with described lteral data.
5. WiFi helmet as claimed in claim 1, is characterized in that, described data output precision comprises speech data output precision and/or lteral data output precision.
6. WiFi helmet as claimed in claim 5, is characterized in that, described speech data output precision comprises: receiver, DA transducer, and the data in described microcontroller are carried out digital-to-analogue conversion by described DA transducer, then by described receiver output.
7. WiFi helmet as claimed in claim 5, is characterized in that, described lteral data output precision comprises: display screen, display control chip, the data in described microcontroller are presented on described display screen by described display control chip.
8. WiFi helmet as claimed in claim 1, is characterized in that, also comprises the radio-frequency front-end assembly, is connected between described WiFi chip and described radio-frequency receiving-transmitting selector switch, is used for signal power and amplifies and power detection.
9. WiFi helmet as claimed in claim 8, it is characterized in that, described radio-frequency front-end assembly comprises: PA amplifier, LNA amplifier, described PA amplifier are used for the data amplification that radio frequency sends state, and described LNA amplifier is used for the data of radio frequency reception state and amplifies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101142113A CN103178867A (en) | 2013-04-03 | 2013-04-03 | WiFi head equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101142113A CN103178867A (en) | 2013-04-03 | 2013-04-03 | WiFi head equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103178867A true CN103178867A (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101142113A Pending CN103178867A (en) | 2013-04-03 | 2013-04-03 | WiFi head equipment |
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| Country | Link |
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| CN (1) | CN103178867A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105976816A (en) * | 2016-05-06 | 2016-09-28 | 上海航天测控通信研究所 | Head device based intelligent voice recognition system |
| CN107395246A (en) * | 2017-07-19 | 2017-11-24 | 泉州泽仕通科技有限公司 | All band multifunctional digital communication station and its operation method |
| WO2019047040A1 (en) * | 2017-09-05 | 2019-03-14 | 鹤壁天海电子信息系统有限公司 | Wi-fi system and control method thereof |
Citations (6)
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| CN86102443A (en) * | 1985-04-10 | 1986-11-05 | 株式会社日立制作所 | The method and the device of record and/or replay PCM signal |
| CN1215510A (en) * | 1996-02-08 | 1999-04-28 | 松下电器产业株式会社 | Wide band audio signal encoder, wide band audio signal decoder, wide band audio signal encoder/decoder and wide band audio signal recording medium |
| CN102156513A (en) * | 2011-04-20 | 2011-08-17 | 上海交通大学 | Wearable multimedia clothing system |
| CN202145925U (en) * | 2011-06-17 | 2012-02-22 | 白云 | Intelligent video helmet |
| CN202676029U (en) * | 2012-07-20 | 2013-01-16 | 艾沃瑞克（北京）科技有限公司 | Intelligent helmet applicable to public security police |
| CN202697857U (en) * | 2012-07-20 | 2013-01-30 | 艾沃瑞克（北京）科技有限公司 | Intelligent helmet |
-
2013
- 2013-04-03 CN CN2013101142113A patent/CN103178867A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86102443A (en) * | 1985-04-10 | 1986-11-05 | 株式会社日立制作所 | The method and the device of record and/or replay PCM signal |
| CN1215510A (en) * | 1996-02-08 | 1999-04-28 | 松下电器产业株式会社 | Wide band audio signal encoder, wide band audio signal decoder, wide band audio signal encoder/decoder and wide band audio signal recording medium |
| CN102156513A (en) * | 2011-04-20 | 2011-08-17 | 上海交通大学 | Wearable multimedia clothing system |
| CN202145925U (en) * | 2011-06-17 | 2012-02-22 | 白云 | Intelligent video helmet |
| CN202676029U (en) * | 2012-07-20 | 2013-01-16 | 艾沃瑞克（北京）科技有限公司 | Intelligent helmet applicable to public security police |
| CN202697857U (en) * | 2012-07-20 | 2013-01-30 | 艾沃瑞克（北京）科技有限公司 | Intelligent helmet |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105976816A (en) * | 2016-05-06 | 2016-09-28 | 上海航天测控通信研究所 | Head device based intelligent voice recognition system |
| CN107395246A (en) * | 2017-07-19 | 2017-11-24 | 泉州泽仕通科技有限公司 | All band multifunctional digital communication station and its operation method |
| WO2019047040A1 (en) * | 2017-09-05 | 2019-03-14 | 鹤壁天海电子信息系统有限公司 | Wi-fi system and control method thereof |
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Application publication date: 20130626 |