CN206370948U - Anti-noise IP intercommunication terminals - Google Patents
Anti-noise IP intercommunication terminals Download PDFInfo
- Publication number
- CN206370948U CN206370948U CN201621456147.2U CN201621456147U CN206370948U CN 206370948 U CN206370948 U CN 206370948U CN 201621456147 U CN201621456147 U CN 201621456147U CN 206370948 U CN206370948 U CN 206370948U
- Authority
- CN
- China
- Prior art keywords
- noise
- interface
- microprocessor
- power
- intercommunication
- Prior art date
- 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.)
- Active
Links
Landscapes
- Small-Scale Networks (AREA)
Abstract
The utility model provides a kind of anti-noise IP intercommunication terminals, including microprocessor, the microprocessor has audio input interface, audio output interface and power interface, the audio input interface is connected with digital noise reduction unit, the digital noise reduction unit is connected with the microphone one for gathering phonetic order and the microphone two for gathering ambient noise, the audio output interface is connected with power amplifier module, the power amplifier module is connected with loudspeaker, the power interface is connected with power module, the power module is connected with the digital noise reduction unit and the power amplifier module.The utility model can reduce influence of the ambient noise to industrial talkback, greatly improve the quality of voice, the problem of high noise environments traditional voice intercommunication tonequality more than 100dB is poor is solved well, allow user in extreme environments, high tone quality Consumer's Experience can still be obtained, every production ordering can accurate, be clearly passed on, and cost is relatively low, and the demand in market is met well.
Description
Technical field
The utility model is related to IP intercommunication terminals, more particularly to a kind of anti-noise IP intercommunication terminals.
Background technology
With the development of network technology and Softswitch technology, increasing IP communication products have come into routine work, life
In work.IP intercommunication terminals are as the important part of IP network voice communication, in industries such as metallurgy, electric power, finance, manufactures all
It is widely used.
At present, processing of the in the market IP intercommunication terminals due to not carrying out special noise reduction to ambient noise, noiseproof feature is not good,
It can be only applied to that existing ambient noise is small, under scene of the ambient noise less than 100dB.Under more than 100dB high noise environments, IP pairs
Say that terminal generally existing and substantial amounts of ambient noise is carried in call, it is impossible to the problem of clearly listening to and send phonetic order.
Particularly under the operating environments such as industry spot high noisy, high dust, high corrosion, strong electromagnetic, to IP intercommunication terminal products
Noiseproof feature have harsher requirement.
So a kind of brand-new IP based network communication of the urgent demand of in the market and digital anti-noise technology, are realized in network
The middle anti-noise intercommunication terminal used.
Utility model content
The purpose of this utility model is to provide a kind of anti-noise IP intercommunication terminals, it is intended to whole for solving existing IP intercommunications
Hold the problem of noiseproof feature is not good.
What the utility model was realized in：
The utility model provides a kind of anti-noise IP intercommunication terminals, including microprocessor, and the microprocessor has audio defeated
Incoming interface, audio output interface and power interface, the audio input interface are connected with digital noise reduction unit, the numeral drop
Unit of making an uproar is connected with the microphone one for gathering phonetic order and the microphone two for gathering ambient noise, the audio
Output interface is connected with power amplifier module, and the power amplifier module is connected with loudspeaker, and the power interface is connected with power module, institute
Power module is stated to be connected with the digital noise reduction unit and the power amplifier module.
Further, the microprocessor also has RS485 interfaces, and the RS485 interfaces are connected with a keypad.
Further, the microprocessor also has utilizing camera interface, and the utilizing camera interface is connected with a camera.
Further, the microprocessor also has LCD interfaces, and the LCD interfaces are connected with a liquid crystal display.
Further, the microprocessor, which also has in memory card interface, the memory card interface, is plugged with a storage card.
Further, the microprocessor also has network interface, and the network interface is connected with outside network device.
Compared with prior art, the utility model has the advantages that：
This anti-noise IP intercommunication terminals that the utility model is provided, phonetic order, microphone two are gathered by microphone one
Ambient noise is gathered, is then handled by digital noise reduction unit, digital noise reduction unit, which is utilized, reverses noise phase method to support
Eliminated noise, influence of the reduction ambient noise to industrial talkback, greatly improves the quality of voice, solves be more than well
The problem of 100dB high noise environments traditional voice intercommunication tonequality is poor, allows user in extreme environments, can still obtain
High tone quality Consumer's Experience, can accurate, clearly pass on every production ordering, and cost is relatively low, and the need in market are met well
Ask.
Brief description of the drawings
A kind of structure principle chart for anti-noise IP intercommunication terminals that Fig. 1 provides for the utility model embodiment.
Description of reference numerals：1- audio input interfaces, 2- digital noise reductions unit, 3- microphones one, 4- microphones two, 5- sounds
Frequency output interface, 6- power amplifier modules, 7- loudspeakers, 8- power modules, 9- power interfaces, 10- memory card interfaces, 11- storage cards,
12- network interfaces, 13- utilizing camera interfaces, 14- cameras, 15-LCD interfaces, 16- liquid crystal displays, 17-RS485 interfaces, 18- keypads.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belongs to the scope of the utility model protection.
As shown in figure 1, the utility model embodiment provides a kind of anti-noise IP intercommunication terminals, including microprocessor, it is described micro-
Processor has audio input interface 1, audio output interface 5 and power interface 9, and the audio input interface 1 is connected with number
Word noise reduction unit 2, the digital noise reduction unit 2 is connected with microphone 1 for gathering phonetic order and for gathering ring
The microphone 24 of border noise, the audio output interface 5 is connected with power amplifier module 6, and the power amplifier module 6 is connected with loudspeaker
7, the power interface 9 is connected with power module 8, the power module 8 and the digital noise reduction unit 2 and the power amplifier mould
Block 6 is connected.
In the present embodiment, the microprocessor uses ARM embedded computers, carries UCOS systems, installs speech talkback
Software, Video processing software and WEB terminal management software, realize the service of VOIP speech talkbacks and intercommunication terminal data management service.
The digital noise reduction unit 2, which is carried, uses FM1188 chips, the number in high performance DSP and noise reduction algorithm, the present embodiment
The voice that word noise reduction unit 2 is used to collect microphone 1 and microphone 24 is handled, and realizes and microphone 1 is gathered
The phonetic order arrived carries out noise reduction, is then sent to the microprocessor by the audio input interface 1, microprocessor is to language
Message number is sent to other intercommunication terminals on network after being encoded, realize ip voice intercommunication function.Specifically, the numeral drop
Unit 2 make an uproar by the way of active noise reduction, Active Noise Control is carried out, by the collection site ambient noise of microphone 24, from noise source
Itself sets about, and the phase for the former noise for being gathered microphone 24 by algorithm is turned around, and its frequency spectrum is gathered with microphone 1
The noise to be eliminated in voice is just the same, and simply phase is just on the contrary, so as to which the noise in microphone 1 be completely counterbalanced by
Fall, solve well under industrial environment high-noise environment, industrial talkback is affected by environment larger, it is impossible to clearly listens to and sends out
The problem of going out production ordering, improves the quality of industrial speech talkback, meets the market demand.The power amplifier module 6 is used for will be micro-
After the audio signal that processor is sent is amplified, it is broadcasted by loudspeaker 7, can effectively solves industrial environment
Excessive the brought influence of noise, clearly can inform operating personnel by radio voice.
In this preferred embodiment, the microprocessor also has RS485 interfaces 17, and the RS485 interfaces 17 are connected with one
Keypad 18, the keypad 18 be used for call initiation, user's click keys plate 18 can a key initiate calling, it is easy to operate,
Fast.The microprocessor also has utilizing camera interface 13, and the utilizing camera interface 13 is connected with a camera 14, the shooting
First 14 use low-power consumption pinhole cameras, send vision signal for the collection of vision signal, and by utilizing camera interface 13
To microprocessor, other intercommunication terminals in network are sent to after Video processing, video call is realized.The microprocessor
Also there is LCD interfaces 15, the LCD interfaces 15 are connected with a liquid crystal display 16.The liquid crystal display 16 uses low power consumption liquid crystal screen 16,
By LCD interfaces 15, realize that intercommunication interface and video calling are shown, provide the user intuitively information exchange impression.It is described micro-
Processor, which also has in memory card interface 10, the memory card interface 10, is plugged with a storage card 11, and the storage card 11 is used
The TF cards of Large Copacity, the preservation for radio voice data.The microprocessor also has network interface 12, the network interface 12 and outside
The network equipment is connected, and realizes and is communicated with other intercommunication terminals in network.The power module 8 is straightened using 200V exchange inputs
The power module 8 of output is flowed there is provided 12V and 5V direct current outputs, is that microprocessor, digital noise reduction unit 2, power amplifier module 6 are provided
Direct current power supply.
The utility model anti-noise IP intercommunication terminals also have a shell, and the shell is using professional industrial design, with suitable
Should be in the requirement of industry spot application circumstances.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of anti-noise IP intercommunication terminals, it is characterised in that：Including microprocessor, there is the microprocessor audio input to connect
Mouth, audio output interface and power interface, the audio input interface are connected with digital noise reduction unit, the digital noise reduction list
Member is connected with the microphone one for gathering phonetic order and the microphone two for gathering ambient noise, the audio output
Interface is connected with power amplifier module, and the power amplifier module is connected with loudspeaker, and the power interface is connected with power module, the electricity
Source module is connected with the digital noise reduction unit and the power amplifier module.
2. anti-noise IP intercommunication terminals as claimed in claim 1, it is characterised in that：The microprocessor also has RS485 interfaces,
The RS485 interfaces are connected with a keypad.
3. anti-noise IP intercommunication terminals as claimed in claim 1, it is characterised in that：The microprocessor also connects with camera
Mouthful, the utilizing camera interface is connected with a camera.
4. anti-noise IP intercommunication terminals as claimed in claim 1, it is characterised in that：The microprocessor also has LCD interfaces, institute
State LCD interfaces and be connected with a liquid crystal display.
5. anti-noise IP intercommunication terminals as claimed in claim 1, it is characterised in that：The microprocessor also has storage clamping
Mouthful, it is plugged with a storage card in the memory card interface.
6. anti-noise IP intercommunication terminals as claimed in claim 1, it is characterised in that：The microprocessor also has network interface, described
Network interface is connected with outside network device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621456147.2U CN206370948U (en) | 2016-12-28 | 2016-12-28 | Anti-noise IP intercommunication terminals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621456147.2U CN206370948U (en) | 2016-12-28 | 2016-12-28 | Anti-noise IP intercommunication terminals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206370948U true CN206370948U (en) | 2017-08-01 |
Family
ID=59393367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621456147.2U Active CN206370948U (en) | 2016-12-28 | 2016-12-28 | Anti-noise IP intercommunication terminals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206370948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108345441A (en) * | 2017-12-29 | 2018-07-31 | 武汉钢铁工程技术集团通信有限责任公司 | IP words station automatic checkout system and method |
| CN112637438A (en) * | 2020-12-17 | 2021-04-09 | 中科上声（苏州）电子有限公司 | Single-line transmission-based entrance guard double-end intercom method and system |
-
2016
- 2016-12-28 CN CN201621456147.2U patent/CN206370948U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108345441A (en) * | 2017-12-29 | 2018-07-31 | 武汉钢铁工程技术集团通信有限责任公司 | IP words station automatic checkout system and method |
| CN112637438A (en) * | 2020-12-17 | 2021-04-09 | 中科上声（苏州）电子有限公司 | Single-line transmission-based entrance guard double-end intercom method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104168044A (en) | Method for controlling mobile terminal through multifunctional Bluetooth watch | |
| CN112492674B (en) | Sleep cycle configuration method, device and computer readable storage medium | |
| CN105025245A (en) | Video and audio system for 24-hour self-service payment hall | |
| CN206370948U (en) | Anti-noise IP intercommunication terminals | |
| CN103686051A (en) | Portable communication device, intelligent watch, and communication system | |
| CN114701394A (en) | Battery replacement cloud edge cooperative control method and device, terminal and storage medium | |
| CN201044441Y (en) | Double-card stand-by mobile phone | |
| CN108877799A (en) | Voice control device and method | |
| CN208638495U (en) | A kind of multimedia mixing Conference control extension set | |
| CN101599805B (en) | Method and device for calculating complete power consumption of CDMA mobile phone in real time | |
| CN203673774U (en) | Electronic desk card | |
| CN212086427U (en) | High sampling rate bluetooth voice transmission system | |
| CN208174327U (en) | A kind of Vehicular rechargeable adapter | |
| CN204440854U (en) | Intelligent wireless multimedia meeting tabletop display | |
| CN204859419U (en) | Data processing device in power pack | |
| CN202979154U (en) | Building intercommunication system based on electric power communication technology | |
| CN207083192U (en) | A kind of intercom wireless communication apparatus | |
| CN204206327U (en) | A kind of video conference and voice system | |
| CN204013869U (en) | A kind of device that promotes network teleconference integral type terminal audio | |
| CN203057277U (en) | Portable electronic communication apparatus | |
| CN202889465U (en) | Mobile conference telephone | |
| CN213342654U (en) | Control circuit of high definition conference omnidirectional microphone device | |
| CN206962927U (en) | Call service system and client terminal device | |
| CN101742716A (en) | Mobile communication device and method for using mobile communication device through computer | |
| CN203691528U (en) | Elderly people communication videophone set |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |