CN104105013A - Multi-party real-time intercom system and data flow thereof - Google Patents
Multi-party real-time intercom system and data flow thereof Download PDFInfo
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- CN104105013A CN104105013A CN201410327981.0A CN201410327981A CN104105013A CN 104105013 A CN104105013 A CN 104105013A CN 201410327981 A CN201410327981 A CN 201410327981A CN 104105013 A CN104105013 A CN 104105013A
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Abstract
The invention discloses a multi-party real-time intercom system which comprises a terminal system, an amplification system, a second loudspeaker and a microphone. The invention further discloses a data flow of the multi-part real-time intercom system. The intercom system which is as low in price as an interphone but is different from other intercom systems, can be installed through one wire, can communicate in a talk-back mode through radio and can also build a discussion group capable of protecting privacy of customers is developed and achieved, and the intercom system can be conveniently used in the fields of bull sessions, villas, production lines and the like and is worthy of being widely popularized.
Description
Technical field
The present invention relates to intercom system, be specifically related to one real-time intercom system and data flow thereof in many ways.
Background technology
At present, intercom system is on the market general, and what adopt is intercom, and traditional intercom has volume little, the advantage being easy to carry about with one, but it also exists power little, noise is large, utter long and high-pitched sounds, and when routine use with the shortcoming of current sound.And other intercom system is as adopted the visible dialogue system etc. of WIFI, its speech quality depends on the quality of WIFI signal, and cost is high, and reliability is low, is unfavorable for realizing; But the intercom system of transmission means as wired in employing, what it generally adopted is multiple-way system, it installs, safeguards that existence is a lot of difficult, is unfavorable for system optimization.
One line intercom system processed, it installs simple, is beneficial to maintenance, reliable in quality, cost is low, exists very large advantage in intercom system.
But the requirement of many occasions to intercom system, does not need intercom system to have very powerful video intercommunication function, only need to realize simple intercommunication, can protect the privacy of client's intercommunication just, and traditional intercommunication can not realize such function.It is low that this just makes us be eager to develop one cost as intercom, but be different from other intercom system, can a line system install, and can realize intercommunication under broadcast mode, can create again the private discussion group of protection client intercom system.
Summary of the invention
The present invention has designed and developed one real intercom system and data flow thereof in many ways.In the present invention, by the function of integrated power amplification system power amplifier and shift frequency, reduce device, on cost, be under control; And in single-chip microcomputer integrated terminal control module, it provides broadcast mode and two kinds of modules of discussion group's pattern, makes user can create easily Duo Tiao discussion group, its privacy is protected; Its circuit is installed and has been adopted a line system to install, and is ensureing on the basis of speech quality and reliability, has reduced cost and has been easy to and safeguarded.
Technical scheme provided by the invention is:
One is real-time intercom system in many ways, it is characterized in that, comprising:
Terminal system, comprises multiple sub-terminals, and described sub-terminal comprises,
Pick-up, described pick-up is used for collecting user's voice signal,
The first switch, it is connected with described pick-up, for whether pick-up is controlled in talking state,
The first sound equipment, described the first sound equipment is used for transmitting the voice signal of other sub-terminal,
Second switch, it is connected with the first switch, sound equipment, controls for the power-up state to terminal;
Power amplification system, it is connected with at least one terminal system, and described power amplification system comprises,
LCD touch display screen, described LCD touch display screen is for showing sub-terminal name on current talking circuit, and receives user's input information,
Single-chip microcomputer, it is connected with described LCD touch display screen, for converting the speech simulation signal receiving to audio digital signal, and on described single-chip microcomputer, be integrated with terminal control module, described terminal control module is used for the user profile receiving to process, and controls the upper power-off of sub-terminal
Numeral shift frequency unit, it is connected with described single-chip microcomputer, for the frequency wave amplitude of the audio digital signal receiving is adjusted to straight line,
Power amplifier unit, it is connected with described single-chip microcomputer, for the power of the audio digital signal receiving is amplified,
D/A converter, it is connected with described single-chip microcomputer, and for converting the audio digital signal receiving to analog signal, and the first audible transmission by terminal on circuit is out;
The second sound equipment, it is connected with described power amplification system;
Microphone, it is connected with described power amplification system.
Preferably, described sub-terminal is all connected in terminal system, and described terminal system all adopts a line system to be connected with power amplification system.
Preferably, its software platform adopts Android operating system Embedded Software Platform, and its software platform can provide broadcast mode, the large module of discussion group's pattern two, and described discussion group module can be set up at least one discussion group's circuit.
In many ways a data flow for real-time intercom system, is characterized in that, comprises the following steps:
Step 1, signals collecting, terminal gathers user's acoustic information, and converts voice signal to analog signal,
Step 2, signal conversion, output, power amplification system converts the analog signal receiving to digital signal, and the wave amplitude of digital signal frequency is adjusted to straight line, power amplifier unit amplifies the power that receives digital signal, digital to analog converter converts the digital signal receiving to analog signal, is transferred to the each terminal on circuit, and repeating step 1.
Preferably, wherein a kind of workflow of described power amplification system is:
Step 1, single-chip microcomputer converts the analog signal receiving to digital signal,
Step 2, the wave amplitude of the digital signal frequency receiving is adjusted to straight line by digital shift frequency unit,
Step 3, power amplifier unit amplifies the power of the digital signal receiving,
Step 4, terminal control module judges the key commands on LCD touch display screen, if judged result is broadcast mode, on terminal control module controls circuit the second switch of all terminals in power-up state,
Step 5, D/A converter, converts the digital signal receiving to analog signal transmission to each terminal, and repeating step 1.
Preferably, another workflow of described power amplification system is:
Step 1, single-chip microcomputer converts the analog signal receiving to digital signal,
Step 2, the wave amplitude of the digital signal frequency of reception is adjusted to straight line by digital shift frequency unit,
Step 3, power amplifier unit amplifies the power of the digital signal receiving,
Step 4, terminal control module judges the key commands on LCD touch display screen, if judged result is discussion group's pattern, terminal control module receives the title of the designated terminal of user's input, and on control circuit the second switch of user's designated terminal in power-up state, all the other terminals are in off-position
Step 5, D/A converter, converts the digital signal receiving to terminal that analog signal transmission is specified to user, and repeating step 1.
The function of integrated power amplifier and shift frequency in power amplification system of the present invention, reduce device, on cost, be under control, its power amplifier unit amplifies the power of voice signal, improve the little shortcoming of power in traditional intercom, the frequency wave amplitude of sound is adjusted to straight line by its digital shift frequency unit, improved the shortcoming of often uttering long and high-pitched sounds in traditional intercom; It is large that pick-up in its terminal system neutron terminal and sound equipment can improve in traditional intercom noise, and often with current sound shortcoming, its second switch not only can make the user of sub-terminal cut off the electricity supply, can also make power amplification system control easily the upper power-off of sub-terminal, reach and create discussion group, shield the effect of other sub-terminal.
The present invention is integrated terminal control module in single-chip microcomputer also; it is for providing broadcast mode and discussion group's pattern two kinds of modules; make user can create easily discussion group; and powering on by terminal control module controls user's designated terminal; the power-off of other terminal; reach other user of shielding, protect private function.
The present invention installs and has adopted a line system to install at circuit, is ensureing on the basis of speech quality and reliability, has reduced cost and has been easy to and safeguarded.
In sum; it is low that the present invention develops and realized one cost as intercom; but be different from other intercom system; can a line system install; can realize intercommunication under broadcast mode; the intercom system that can create again protection client privacy discussion group, can apply to multiple fields such as convention, villa, work production line easily, is worth promoting.
Brief description of the drawings
Fig. 1 is a kind of structural representation of real-time intercom system in many ways of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, to make those skilled in the art can implement according to this with reference to specification word.
As shown in Figure 1, the invention provides one real-time intercom system in many ways, comprising:
Terminal system 200, comprises multiple sub-terminals 210, and described sub-terminal 210 comprises,
Pick-up 211, described pick-up 211 is for collecting user's voice signal,
The first switch 212, it is connected with described pick-up 211, for whether pick-up 211 is controlled in talking state,
The first sound equipment 213, described the first sound equipment 213 is for transmitting the voice signal of other sub-terminal 210,
Second switch 214, it is connected with the first switch 212, sound equipment 213, controls for the power-up state of antithetical phrase terminal 210;
Power amplification system 10, it is connected with at least one terminal system 200, and described power amplification system 100 comprises,
LCD touch display screen 11, described LCD touch display screen 11 is for showing sub-terminal 210 titles on current talking circuit, and receives user's input information,
Single-chip microcomputer 12, it is connected with described LCD touch display screen 11, for converting the speech simulation signal receiving to audio digital signal, and on described single-chip microcomputer, be integrated with terminal control module (not shown), described terminal control module is for processing the user profile receiving, and control the upper power-off of sub-terminal 210
Numeral shift frequency unit 13, it is connected with described single-chip microcomputer 12, for the frequency wave amplitude of the audio digital signal receiving is adjusted to straight line,
Power amplifier unit 14, it is connected with described single-chip microcomputer 12, for the power of the audio digital signal receiving is amplified,
D/A converter 15, it is connected with described single-chip microcomputer 12, and for converting the audio digital signal receiving to analog signal, and the first audible transmission by terminal on circuit is out;
The second sound equipment 30, it is connected with described power amplification system 10;
Microphone 40, it is connected with described power amplification system 10.
Described sub-terminal 210 is all connected in terminal system 200, and described terminal system 200 all adopts a line system to be connected with power amplification system 10.
Its software platform adopts Android operating system Embedded Software Platform, and its software platform can provide broadcast mode, the large module of discussion group's pattern two, and described discussion group module can be set up at least one discussion group's circuit.
In many ways a data flow for real-time intercom system, is characterized in that, comprises the following steps:
Step 1, signals collecting, terminal gathers user's acoustic information, and converts voice signal to analog signal,
Step 2, signal conversion, output, power amplification system converts the analog signal receiving to digital signal, and the wave amplitude of digital signal frequency is adjusted to straight line, power amplifier unit amplifies the power that receives digital signal, digital to analog converter converts the digital signal receiving to analog signal, is transferred to the each terminal on circuit, and repeating step 1.
Embodiment 1,
Signals collecting, sub-terminal gathers user's acoustic information by pick-up, and convert voice signal to analog signal, single-chip microcomputer converts the analog signal receiving to digital signal, the wave amplitude of the digital signal frequency receiving is adjusted to straight line by numeral shift frequency unit, power amplifier unit amplifies the power of the digital signal receiving, terminal control module judges the key commands on LCD touch display screen, if judged result is broadcast mode, on terminal control module controls circuit, the second switch of all terminals is in power-up state, D/A converter converts the digital signal receiving to analog signal transmission to each terminal, and repeating step 1, and the control personnel in power amplification system also can be by user's exchange of information in the second sound equipment and microphone and terminal system with leaf.
Embodiment 2,
Signals collecting, sub-terminal gathers user's acoustic information by pick-up, and convert voice signal to analog signal, single-chip microcomputer converts the analog signal receiving to digital signal, the wave amplitude of the digital signal frequency of reception is adjusted to straight line by numeral shift frequency unit, power amplifier unit amplifies the power of the digital signal receiving, terminal control module judges the key commands on LCD touch display screen, if judged result is discussion group's pattern, terminal control module receives the title of the designated terminal of user's input, and on control circuit the second switch of user's designated terminal in power-up state, all the other terminals are in off-position, D/A converter converts the digital signal receiving to terminal that analog signal transmission is specified to user, and repeating step 1.
The function of integrated power amplifier and shift frequency in power amplification system of the present invention, reduce device, on cost, be under control, its power amplifier unit amplifies the power of voice signal, improve the little shortcoming of power in traditional intercom, the frequency wave amplitude of sound is adjusted to straight line by its digital shift frequency unit, improved the shortcoming of often uttering long and high-pitched sounds in traditional intercom; It is large that pick-up in its terminal system neutron terminal and sound equipment can improve in traditional intercom noise, and often with current sound shortcoming, its second switch not only can make the user of sub-terminal cut off the electricity supply, can also make power amplification system control easily the upper power-off of sub-terminal, reach and create discussion group, shield the effect of other sub-terminal.
The present invention is integrated terminal control module in single-chip microcomputer also; it is for providing broadcast mode and discussion group's pattern two kinds of modules; make user can create easily discussion group; and powering on by terminal control module controls user's designated terminal; the power-off of other terminal; reach other user of shielding, protect private function.
The present invention installs and has adopted a line system to install at circuit, is ensureing on the basis of speech quality and reliability, has reduced cost and has been easy to and safeguarded.
In sum; it is low that the present invention develops and realized one cost as intercom; but be different from other intercom system; can a line system install; can realize intercommunication under broadcast mode; the intercom system that can create again protection client privacy discussion group, can apply to multiple fields such as convention, villa, work production line, is worth promoting.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in specification and execution mode, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend of describing.
Claims (6)
1. a real-time intercom system in many ways, is characterized in that, comprising:
Terminal system, comprises multiple sub-terminals, and described sub-terminal comprises,
Pick-up, described pick-up is used for collecting user's voice signal,
The first switch, it is connected with described pick-up, for whether pick-up is controlled in talking state,
The first sound equipment, described the first sound equipment is used for transmitting the voice signal of other sub-terminal,
Second switch, it is connected with the first switch, sound equipment, controls for the power-up state to terminal;
Power amplification system, it is connected with at least one terminal system, and described power amplification system comprises,
LCD touch display screen, described LCD touch display screen is for showing sub-terminal name on current talking circuit, and receives user's input information,
Single-chip microcomputer, it is connected with described LCD touch display screen, for converting the speech simulation signal receiving to audio digital signal, and on described single-chip microcomputer, be integrated with terminal control module, described terminal control module is used for the user profile receiving to process, and controls the upper power-off of sub-terminal
Numeral shift frequency unit, it is connected with described single-chip microcomputer, for the frequency wave amplitude of the audio digital signal receiving is adjusted to straight line,
Power amplifier unit, it is connected with described single-chip microcomputer, for the power of the audio digital signal receiving is amplified,
D/A converter, it is connected with described single-chip microcomputer, and for converting the audio digital signal receiving to analog signal, and the first audible transmission by terminal on circuit is out;
The second sound equipment, it is connected with described power amplification system;
Microphone, it is connected with described power amplification system.
2. real-time intercom system in many ways as claimed in claim 1, is characterized in that, described sub-terminal is all connected in terminal system, and described terminal system all adopts a line system to be connected with power amplification system.
3. real-time intercom system in many ways as claimed in claim 1, it is characterized in that, its software platform adopts Android operating system Embedded Software Platform, and its software platform can provide broadcast mode, the large module of discussion group's pattern two, described discussion group module can be set up at least one discussion group's circuit.
4. a data flow for real-time intercom system in many ways that adopts claim 1, is characterized in that, comprises the following steps:
Step 1, signals collecting, terminal gathers user's acoustic information, and converts voice signal to analog signal,
Step 2, signal conversion, output, power amplification system converts the analog signal receiving to digital signal, and the wave amplitude of digital signal frequency is adjusted to straight line, power amplifier unit amplifies the power that receives digital signal, digital to analog converter converts the digital signal receiving to analog signal, is transferred to the each terminal on circuit, and repeating step 1.
5. the data flow of real-time intercom system in many ways as claimed in claim 4, is characterized in that, wherein a kind of workflow of described power amplification system is:
Step 1, single-chip microcomputer converts the analog signal receiving to digital signal,
Step 2, the wave amplitude of the digital signal frequency receiving is adjusted to straight line by digital shift frequency unit,
Step 3, power amplifier unit amplifies the power of the digital signal receiving,
Step 4, terminal control module judges the key commands on LCD touch display screen, if judged result is broadcast mode, on terminal control module controls circuit the second switch of all terminals in power-up state,
Step 5, D/A converter, converts the digital signal receiving to analog signal transmission to each terminal, and repeating step 1.
6. the data flow of real-time intercom system in many ways as claimed in claim 4, is characterized in that, another workflow of described power amplification system is:
Step 1, single-chip microcomputer converts the analog signal receiving to digital signal,
Step 2, the wave amplitude of the digital signal frequency of reception is adjusted to straight line by digital shift frequency unit,
Step 3, power amplifier unit amplifies the power of the digital signal receiving,
Step 4, terminal control module judges the key commands on LCD touch display screen, if judged result is discussion group's pattern, terminal control module receives the title of the designated terminal of user's input, and on control circuit the second switch of user's designated terminal in power-up state, all the other terminals are in off-position
Step 5, D/A converter, converts the digital signal receiving to terminal that analog signal transmission is specified to user, and repeating step 1.
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| CN201410327981.0A CN104105013A (en) | 2014-07-10 | 2014-07-10 | Multi-party real-time intercom system and data flow thereof |
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| CN111107502A (en) * | 2019-11-18 | 2020-05-05 | 石家庄市圣铭科技有限公司 | Intercom system based on cloud platform |
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