CN103473836A - Safety-orientated indoor machine with voice modulating function and intelligent building intercom system thereof - Google Patents

Safety-orientated indoor machine with voice modulating function and intelligent building intercom system thereof Download PDF

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Publication number
CN103473836A
CN103473836A CN2013103887205A CN201310388720A CN103473836A CN 103473836 A CN103473836 A CN 103473836A CN 2013103887205 A CN2013103887205 A CN 2013103887205A CN 201310388720 A CN201310388720 A CN 201310388720A CN 103473836 A CN103473836 A CN 103473836A
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voice signal
paraphonia
module
voice
answering
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CN2013103887205A
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CN103473836B (en
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陈风
陈家兴
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Fujian Star Net Communication Co Ltd
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Fujian Star Net eVideo Information Systems Co Ltd
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Abstract

The invention provides a safety-orientated indoor machine with a voice modulating function and an intelligent building intercom system thereof. The indoor machine comprises a microphone, an answering state input module, a voice modulating module, a main controller and a voice output module, wherein the voice modulating module is used for changing the tone of a voice signal input by the microphone and outputting a modulated voice signal; and the main controller is used for detecting the answering state input module, acquiring the voice signal input by the microphone and outputting the voice signal to the voice output module when the answering state input module acquires a non-modulating answering state, and acquiring the modulated voice signal input by the voice modulating module and outputting the modulated voice signal to the voice output module when the answering state input module acquires a modulating answering state. According to the safety-orientated indoor machine, when a child answers a visitor, the voice of the child can be changed so that the visitor can not directly judge whetherthe voice belongs to the child according to the voice, thus the safety is improved.

Description

A kind of indoor set with paraphonia function and Intelligent building intercom system thereof towards safety
Technical field
The present invention relates to the building conversational system field, relate in particular to a kind of indoor set with paraphonia function and Intelligent building intercom system thereof towards safety.
Background technology
Present building conversational system, when the visitor downstairs calls out the owner by ladder-port machine, accessed owner (the people in room, no matter old man, child) carry out the intercommunication conversation by the talk key by indoor set or touch-screen and visitor, owner's sound is transferred to ladder-port machine visitor's ear really by indoor set.The stay-at-home children is many now, if the adult of family or old man downstairs do shopping, child is thrown away at home.If at this moment have bad person or ruffian and so on to call out this resident family, child's prevention awareness is poor, has answered intercom system and bad person's conversation, and it is that child is in that the bad person judges from sound, serve the devil on will trying every possible means, can serious threat arrive child's person and family's property safety.If through modify tone processing, becoming with adult's tone similarly by children's conversation sound, if the visitor is the bad person, judging inaccurate just at will house robbery crime.
Summary of the invention
The technical problem to be solved in the present invention, be to provide a kind of indoor set with paraphonia function and Intelligent building intercom system thereof towards safety, for change tone when the user answers the visitor, make the visitor can't directly according to sound, judge user's identity, when the user is children, the sound that changes children is conducive to security especially.
The present invention is achieved in that
A kind of indoor set with paraphonia function towards safety, comprise microphone, answer the state load module, paraphonia module, master controller and voice output module;
Described microphone is connected with master controller, paraphonia module, and described paraphonia module, the state load module of answering are connected with master controller respectively, and master controller is connected to the voice output module;
Described microphone is for being converted to voice signal by the sound of input;
The described state load module of answering is answered state or state is answered in non-modified tone for gathering to modify tone;
Described paraphonia module is for the tone of the voice signal that changes microphone input, output modified tone voice signal;
Described master controller is for detection of answering the state load module, when the state load module of answering collects non-modified tone and answers state, master controller gathers the voice signal of microphone input and outputs to the voice output module, when the state load module of answering collects, modify tone while answering state, the modified tone voice signal that master controller gathers the input of paraphonia module also outputs to the voice output module;
Described voice output module is exported to external unit for voice signal or modified tone voice signal by the master controller input.
Further, being specially of the tone of the voice signal of described paraphonia module change microphone input: the paraphonia module is first to intermediate frequency decay or intensification negative feedback, then the low frequency part in the HFS in the attenuates sound signal voice emplifying signal.
Further, described HFS is the part that the voice signal medium frequency is greater than 5KHz, and described intermediate-frequency section is that the voice signal medium frequency is the part of 150HZ to 5KHz, and described low frequency part is the part that the voice signal medium frequency is less than 150HZ.
Further, described paraphonia module comprises amplifying circuit and audio control circuit;
Described amplifying circuit is connected with audio control circuit, microphone, and described audio control circuit is connected with master controller;
Described amplifying circuit is for amplifying the voice signal of microphone input, and described audio control circuit is for the tone of the voice signal that changes the amplifying circuit input, output modified tone voice signal.
Further, described audio control circuit comprises reaction type audio control circuit and/or attenuation type audio control circuit.
Further, the described state load module of answering comprises the first physical button and the second physical button, and the described state load module of answering, when the first physical button is connected, collects the state of answering that modifies tone, when the second physical button is connected, collect non-modified tone and answer state.
Further, the described state load module of answering comprises touch-screen, described touch-screen comprises the first touch area and the second touch area, the described state load module of answering is while being touched in the first touch area, collect the state of answering that modifies tone, when the second touch area is touched, collects non-modified tone and answer state.
Further, described master controller comprises the sound analog-to-digital conversion module, and described sound analog-to-digital conversion module is used for that master controller is collected to voice signal or the modified tone voice signal carries out outputing to the voice output module after analog to digital conversion again.
Further, described master controller comprises the sound figure coding/decoding module, and described sound figure coding/decoding module carries out outputing to the voice output module after numerical coding for voice signal or the modified tone voice signal that the sound analog to digital conversion is carried out after analog to digital conversion again.
And the invention provides a kind of Intelligent building intercom system with paraphonia function towards safety, and comprising indoor set and ladder-port machine, described indoor set is above-mentioned a kind of indoor set with paraphonia function towards safety.
The present invention also provides a kind of method that realizes paraphonia towards safety, whether selectedly comprise the steps: to detect the paraphonia function, if it is not selected, directly the transmission of sound signals of microphone is arrived to external unit, if selected, first the intermediate-frequency section of the voice signal of microphone decayed or deepen negative feedback, then HFS decayed and will after the amplification of the low frequency part of the voice signal of microphone, be transferred to again external unit.
Further, described HFS is the part that the voice signal medium frequency is greater than 5KHZ, and described intermediate-frequency section is that the voice signal medium frequency is the part of 150HZ to 5KHz, and described low frequency part is the part that the voice signal medium frequency is less than 150HZ.
Further, describedly by transmission of sound signals, to the external unit concrete steps, be: first voice signal is carried out being transferred to again external unit after analog to digital conversion or numerical coding.
The present invention has following advantage: the present invention is by judging, to the processing that modifies tone of children's sound, imitates into similar adult's sound, and children's safety and family's property are played to stealthy protective effect.The situation that the woman is in separately can be used equally, and real thoughtful is the security consideration of life staying idle at home.
The accompanying drawing explanation
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
The system construction drawing that Fig. 1 is the preferred embodiment of the present invention.
The product structure schematic diagram that Fig. 2 is the preferred embodiment of the present invention.
The reaction type audio control circuit figure that Fig. 3 is the preferred embodiment of the present invention.
The attenuation type audio control circuit figure that Fig. 4 is the preferred embodiment of the present invention.
The method flowchart that Fig. 5 is the preferred embodiment of the present invention.
Embodiment
Refer to Fig. 1 to Fig. 5, below will be elaborated to embodiments of the invention.
As depicted in figs. 1 and 2, a kind of indoor set with paraphonia function 7 towards safety.Indoor set 7 comprises microphone 1, answers state load module 4, paraphonia module 2, master controller 3 and voice output module 5.Microphone 1 is connected with master controller 3, and microphone 1 is connected with paraphonia module 2, and paraphonia module 2 is connected with master controller 3, answers state load module 4 and is connected with master controller 3, and master controller 3 is connected with voice output module 5.
Paraphonia module 2 wherein can be by paraphonia the electric circuit constitute commonly used, and the paraphonia principle is need to partly amplify accordingly or decay the low-and high-frequency in voice signal to get final product.The tone control circuit of standard, have enough high and low frequency range of adjustment, but require high and low frequency simultaneously, to the most weak whole adjustment process, obvious changes in amplitude does not occur intermediate-freuqncy signal from the strongest, roughly constant to guarantee volume.The present invention amplifies low frequency, and attenuate high frequency, all for intermediate frequency.First intermediate frequency is made to a fixed attenuation (or deepening negative feedback) and then allow high frequency attenuation more, low cut is few, thereby promotes low frequency.After so processing, sound can become and relatively be partial to the adult, is conducive to child protection.In the present embodiment, paraphonia module 2 is comprised of amplifying circuit 20 and audio control circuit 21.Amplifying circuit 20 is connected with microphone 1, and amplifying circuit 20 is connected with audio control circuit 21, and audio control circuit 21 is connected with master controller 3.Amplifying circuit 20 is for amplifying the voice signal of microphone 1, for making up the gain loss of audio control circuit 21 when changing tone.The present embodiment sound intermediate frequency control circuit 21 is comprised of reaction type audio control circuit (as shown in Figure 3) and attenuation type audio control circuit (as shown in Figure 4).Reaction type audio control circuit or attenuation type audio control circuit are all the circuit of the change tone commonly used, reaction type audio control circuit and attenuation type audio control circuit can be combined and carry out the processing of voice signal, re-use the attenuation type audio control circuit after can first using the reaction type audio control circuit to be processed voice signal voice signal is processed.
Answer state load module 4 and comprise key-press input 40 and touch-screen input 41.Answer the collection of state with key-press input 40 realizations and can on button, make different obvious signs especially conveniently to user's use of all age group, easily user's differentiation, cost is also low simultaneously.Touch-screen input 41 realization on touch-screen 71, touch-screen 71 is connected with master controller 3.Key-press input 40 comprises the first physical button 400( modify tone key or children's key) and the second physical button 401(be non-modified tone key or adult's key), the first physical button 400 is connected with master controller 3 with the second physical button 401.Touch-screen input 41 is included in the first touch area 410(on touch-screen 71 touch area that modifies tone) and the second touch area 411(be non-modified tone touch area).
Wherein, the form of master controller 3 has multiple, with several relays or optocoupler, with regard to realizing, in difference, answers under state and the input of sound is switched and do output.Multi-functional in order to realize, master controller 3 can be also single-chip microcomputer (as the ARM chip etc.) or logical control chip (as fpga chip etc.), can realize of the present invention realize simultaneously other as driven the function such as display screen.Master controller 3 comprises sound analog-to-digital conversion module 31 and sound figure coding/decoding module 32, and sound analog-to-digital conversion module 31 is connected with sound figure coding/decoding module 32.Sound analog-to-digital conversion module 31 will can be stored sound after digitized sound, also is convenient to remote transfer voice.32 pairs of sound of sound figure coding/decoding module make voice signal have certain form after being encoded, and are convenient to share and store.
The present invention also provides a kind of Intelligent building intercom system with paraphonia function towards safety, comprise indoor set and ladder-port machine 6, indoor set is the above-mentioned indoor set with paraphonia function 7 towards safety of mentioning, ladder-port machine 6 be commonly use with the mutual external unit of indoor set 7, the voice output module 5 of indoor set 7 is connected with ladder-port machine 6.
During indoor set work of the present invention, as shown in Figure 5, start when step S101, visitor's ladder way is called out.Whether master controller 3 detects children's keys (the first physical button or the first touch area) at step S102 and is pressed.If the adult answers, should press adult's key (the second physical button or the second touch area), the result of S102 is no, master controller 3 directly gathers the sound of microphone 1, enters step S105 and carries out acoustic processing.If children answer, should press children's key (the first physical button or the first touch area), the result of S102 is yes, the voice signal of microphone 1 can carry out the sound amplification by amplifying circuit 20 at S103, then voice signal can be at S104 by 21 couples of 150HZ of sound control circuit to the decay of the intermediate-frequency section of 5KHZ or deepen negative feedback, then the HFS that the voice signal medium frequency is greater than 5KHZ is decayed, the voice signal medium frequency is less than to the modified tone that the part of 150HZ amplified is processed.Voice signal after then master controller 3 collections modify tone enters step S105 and carries out acoustic processing.
Master controller 3 first carries out the analog-to-digital conversion of voice signal by sound analog-to-digital conversion module 31 in the processing to voice signal of step S105, then carries out the sound figure encoding and decoding by sound figure coding/decoding module 32.The complete rear master controller 3 of sound signal processing passes to voice output module 5 at step S106, voice output module 5 is transferred to ladder-port machine 6 by voice signal through netting twine (or other media), and ladder-port machine 6 passes through the digital-to-analog conversion of Audio DAC(sound again by the voice signal of the indoor set that receives), the D class amplifies (sound amplification) etc. and exports to the visitor from the loudspeaker of ladder-port machine.
When using the indoor set of this preferred embodiment, the user carries out the visitor while replying, if adult, by normal Answer Key (by the second Answer Key or touch the second touch area), answer, if child presses children's key (press the first Answer Key or touch the first touch area) and answers.The visitor can hear adult's sound when children answer.The visitor can't judge whether it is that children answer from sound like this, has greatly increased security when children answer.
The present invention also provides a kind of method that realizes paraphonia towards safety, whether selectedly comprise the steps: to detect the paraphonia function, if it is not selected, directly the transmission of sound signals of microphone is arrived to external unit, if selected, first the intermediate-frequency section of the voice signal of microphone decayed or deepen negative feedback, then HFS decayed and will after the amplification of the low frequency part of the voice signal of microphone, be transferred to again external unit.Wherein HFS is the part that the voice signal medium frequency is greater than 5KHZ, and described intermediate-frequency section is that the voice signal medium frequency is the part of 150HZ to 5KHz, and described low frequency part is the part that the voice signal medium frequency is less than 150HZ.Preferably describedly by transmission of sound signals, to the external unit concrete steps, be: first voice signal is carried out being transferred to again external unit after analog to digital conversion or numerical coding.This method can realize, also can the mode by software realize on embedded indoor unit of air conditioner on the above-mentioned indoor set of mentioning 7.
Although more than described the specific embodiment of the present invention; but being familiar with those skilled in the art is to be understood that; our described specific embodiment is illustrative; rather than for the restriction to scope of the present invention; those of ordinary skill in the art are in modification and the variation of the equivalence of doing according to spirit of the present invention, all should be encompassed in the scope that claim of the present invention protects.

Claims (13)

1. the indoor set with paraphonia function towards safety is characterized in that: comprise microphone, answer the state load module, paraphonia module, master controller and voice output module;
Described microphone is connected with master controller, paraphonia module, and described paraphonia module, the state load module of answering are connected with master controller respectively, and master controller is connected to the voice output module;
Described microphone is for being converted to voice signal by the sound of input;
The described state load module of answering is answered state or state is answered in non-modified tone for gathering to modify tone;
Described paraphonia module is for the tone of the voice signal that changes microphone input, output modified tone voice signal;
Described master controller is for detection of answering the state load module, when the state load module of answering collects non-modified tone and answers state, master controller gathers the voice signal of microphone input and outputs to the voice output module, when the state load module of answering collects, modify tone while answering state, the modified tone voice signal that master controller gathers the input of paraphonia module also outputs to the voice output module;
Described voice output module is exported to external unit for voice signal or modified tone voice signal by the master controller input.
2. a kind of indoor set with paraphonia function towards safety according to claim 1, it is characterized in that: described paraphonia module changes being specially of tone of the voice signal of microphone input: the paraphonia module is first to the intermediate frequency decay or deepen negative feedback, then the low frequency part in the HFS in the attenuates sound signal voice emplifying signal.
3. a kind of indoor set with paraphonia function towards safety according to claim 2, it is characterized in that: described HFS is the part that the voice signal medium frequency is greater than 5KHz, described intermediate-frequency section is that the voice signal medium frequency is the part of 150HZ to 5KHz, and described low frequency part is the part that the voice signal medium frequency is less than 150HZ.
4. according to the arbitrary described a kind of indoor set with paraphonia function towards safety of claim 1 to 3, it is characterized in that: described paraphonia module comprises amplifying circuit and audio control circuit;
Described amplifying circuit is connected with audio control circuit, microphone, and described audio control circuit is connected with master controller;
Described amplifying circuit is for amplifying the voice signal of microphone input, and described audio control circuit is for the tone of the voice signal that changes the amplifying circuit input, output modified tone voice signal.
5. a kind of indoor set with paraphonia function towards safety according to claim 4, it is characterized in that: described audio control circuit comprises reaction type audio control circuit and/or attenuation type audio control circuit.
6. a kind of indoor set with paraphonia function towards safety according to claim 1, it is characterized in that: the described state load module of answering comprises the first physical button and the second physical button, the described state load module of answering is when the first physical button is connected, collect the state of answering that modifies tone, when the second physical button is connected, collect non-modified tone and answer state.
7. a kind of indoor set with paraphonia function towards safety according to claim 1, it is characterized in that: the described state load module of answering comprises touch-screen, described touch-screen comprises the first touch area and the second touch area, the described state load module of answering is while being touched in the first touch area, collect the state of answering that modifies tone, when the second touch area is touched, collects non-modified tone and answer state.
8. a kind of indoor set with paraphonia function towards safety according to claim 1, it is characterized in that: described master controller comprises the sound analog-to-digital conversion module, and described sound analog-to-digital conversion module is used for that master controller is collected to voice signal or the modified tone voice signal carries out outputing to the voice output module after analog to digital conversion again.
9. a kind of indoor set with paraphonia function towards safety according to claim 8, it is characterized in that: described master controller comprises the sound figure coding/decoding module, and described sound figure coding/decoding module carries out outputing to the voice output module after numerical coding for voice signal or the modified tone voice signal that the sound analog to digital conversion is carried out after analog to digital conversion again.
10. the Intelligent building intercom system with paraphonia function towards safety, comprise indoor set and ladder-port machine, it is characterized in that: described indoor set is the described a kind of indoor set with paraphonia function towards safety of claim 1-9.
11. the method that realizes paraphonia towards safety, is characterized in that: comprise the steps:
Whether selectedly detect the paraphonia function, if it is not selected, directly the transmission of sound signals of microphone is arrived to external unit, if selected, first the intermediate-frequency section of the voice signal of microphone decayed or deepen negative feedback, then HFS decayed and will after the amplification of the low frequency part of the voice signal of microphone, be transferred to again external unit.
12. a kind of method that realizes paraphonia towards safety according to claim 11, it is characterized in that: described HFS is the part that the voice signal medium frequency is greater than 5KHZ, described intermediate-frequency section is that the voice signal medium frequency is the part of 150HZ to 5KHz, and described low frequency part is the part that the voice signal medium frequency is less than 150HZ.
13. a kind of method that realizes paraphonia towards safety according to claim 11 is characterized in that: describedly by transmission of sound signals to the external unit concrete steps be: first voice signal is carried out being transferred to again external unit after analog to digital conversion or numerical coding.
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CN104320739A (en) * 2014-10-30 2015-01-28 云晖软件(成都)有限公司 Wireless microphone circuit capable of changing voices
CN109035512A (en) * 2018-07-20 2018-12-18 王昆 A kind of both-way communication electronic lock
CN109040646A (en) * 2018-08-16 2018-12-18 北京疯景科技有限公司 Applied to voice replying method, the apparatus and system in intelligent doorbell
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CN112330897A (en) * 2020-08-19 2021-02-05 深圳Tcl新技术有限公司 Method and device for changing gender corresponding to user voice, intelligent doorbell and storage medium
CN112911220A (en) * 2021-01-15 2021-06-04 厦门立林科技有限公司 Method for improving privacy and safety of building visual talkback

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CN112911220A (en) * 2021-01-15 2021-06-04 厦门立林科技有限公司 Method for improving privacy and safety of building visual talkback

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