CN108075786A - For transmitting the circuit of voice - Google Patents
For transmitting the circuit of voice Download PDFInfo
- Publication number
- CN108075786A CN108075786A CN201611008883.6A CN201611008883A CN108075786A CN 108075786 A CN108075786 A CN 108075786A CN 201611008883 A CN201611008883 A CN 201611008883A CN 108075786 A CN108075786 A CN 108075786A
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- CN
- China
- Prior art keywords
- module
- resistance
- capacitance
- signal
- voice
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses for transmitting the circuit of voice, including signal generator module, signal buffer module, suggestion voice generation module, signal amplification module, sound-producing device and power supply, signal generator module, signal buffer module, suggestion voice generation module and signal amplification module are sequentially connected with, and sound-producing device both ends are connected respectively with signal amplification module output terminal and power cathode.Signal generator module includes switch one, resistance one, two and first capacitance of resistance, and the switch one, resistance one and resistance two are in sequential series, and one other end of switch is connected with positive pole, and two other end of resistance is connected with power cathode, and the first capacitance is in parallel with resistance two.Overall structure of the present invention is simple, is easy to implement, at low cost, and the amount of radiation that people are subject to when can reduce voice transfer during its application.
Description
Technical field
The present invention relates to voice transfer technical field, the circuit of transmission voice is particularly used for.
Background technology
With the rapid development of wireless communication technique, wireless communication tool is increasingly popularized, and intercom, mobile phone etc. have become
Indispensable instrument in people's work, life, people also gradually recognize these wireless telecom equipments frequently using to human body
It influences.How the influence that radiates when some voice transfer occasions are reduced and communicated, this becomes current people's question of common concern,
However it is existing without corresponding equipment, also have no relevant report.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide for transmitting the circuit of voice, entirety is tied
Structure is simple, is easy to implement, at low cost, and the amount of radiation that people are subject to when can reduce voice transfer during its application.
The present invention, which solves the above problems, to be achieved through the following technical solutions：For transmitting the circuit of voice, including letter
Number generation module, signal buffer module, suggestion voice generation module, signal amplification module, sound-producing device and power supply, the signal
Generation module, signal buffer module, suggestion voice generation module and signal amplification module are sequentially connected with, the sound-producing device both ends
It is connected respectively with signal amplification module output terminal and power cathode, the signal buffer module and signal amplification module are and power supply
Positive and negative anodes connect；
The signal generator module includes switch one, resistance one, two and first capacitance of resistance, the switch one, resistance one and electricity
Hinder two in sequential series, the other end of the opposite connection resistance one end of switch one be connected with positive pole, and resistance two connects resistance relatively
The other end of one end is connected with power cathode, and first capacitance is in parallel with resistance two, and the signal buffer module connects signal
One end of generation module is connected on the circuit between resistance one and resistance two.
Further, the signal buffer module includes NE555 time-base integrated circuits, capacitance two and resistance three, the electricity
Hold two both ends to be connected with NE555 time-base integrated circuits and power cathode respectively, three both ends of resistance respectively with basis set during NE555
It is connected into circuit with positive pole.
Further, the suggestion voice generation module include speech production module, resistance four, resistance five, capacitance five and
Capacitance six, four both ends of resistance are connected respectively with signal buffer module and speech production module, five one end of capacitance and resistance four
Connection between signal buffer module, the other end are connected with power cathode, six both ends of capacitance respectively with speech production
Module is connected with power cathode；The speech production module is connected with signal amplification module, five one end of resistance and speech production mould
On circuit between block and signal amplification module, the other end is connected with power cathode.
Further, the signal amplification module includes capacitance seven, capacitance eight, capacitance ten and amplifier, the capacitance eight
Inverting input of the both ends respectively with suggestion voice generation module and amplifier is connected, and capacitance July 1st end generates mould with suggestion voice
Connection between block and the inverting input of amplifier, the other end are connected with power cathode；Described ten one end of capacitance with
Amplifier out connects, and the other end is connected with sound-producing device.
Further, the positive pole is connected with switch two.For the present invention when equipped with switching two, all and power supply is just
The component of pole connection is connected with switch two, so so that convenient for the shut-off of control power supply during present invention application.
In conclusion the invention has the advantages that：Overall structure of the present invention is simple, few using component, cost
It is low, pass through when the present invention applies and switch one is controlled to disconnect, you can control sound-producing device sends voice messaging, and simple operation is time saving
It is laborsaving, and wired mode of the invention that communicates carries out voice transmission, the amount of radiation that people are subject to when can reduce voice transfer.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structure diagram of a specific embodiment of the invention.
Specific embodiment
Understand to make the object, technical solutions and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment：
As shown in Figure 1, for transmitting the circuit of voice, including signal generator module, signal buffer module, suggestion voice generation mould
Block, signal amplification module, sound-producing device BL and power supply, wherein, signal generator module, signal buffer module, suggestion voice generation
Module and signal amplification module are sequentially connected with, and sound-producing device BL both ends connect respectively with signal amplification module output terminal and power cathode
It connects, signal buffer module and signal amplification module are connected with power positive cathode, and are powered by power supply for the two.
The signal generator module of the present embodiment includes one SA1 of switch, one R1 of resistance, two R2 of resistance and the first capacitance C1,
In, switch one SA1, resistance one R1 and two R2 of resistance is in sequential series, the other end at one R1 ends of the opposite connection resistance of one SA1 of switch with
Positive pole connects, and the other end at one R1 ends of the opposite connection resistance of two R2 of resistance is connected with power cathode, the first capacitance C1 and electricity
Two R2 parallel connections are hindered, one end of signal buffer module connection signal generator module is connected to the line between two R2 of one R1 of resistance and resistance
On the road.
The signal buffer module of the present embodiment includes NE555 time-base integrated circuits, one D1 of diode, two C2 of capacitance, capacitance
Three R3 of three C3, four C4 of capacitance and resistance, wherein, the 8th pin of NE555 time-base integrated circuits and the first pin respectively with power supply
Positive and negative anodes connect, and the 6th pin of NE555 time-base integrated circuits is connected with its 7th pin, two C2 both ends of capacitance respectively with
6th pin of NE555 time-base integrated circuits is connected with power cathode, three C3 both ends of capacitance respectively with NE555 time-base integrated circuits
The 5th pin connected with power cathode, four C4 both ends of capacitance the 4th pin and power supply with NE555 time-base integrated circuits respectively
Cathode connects, and three R3 both ends of resistance are connected respectively with the 7th pin and positive pole of NE555 time-base integrated circuits, diode one
D1 positive and negative anodes are connected respectively with positive pole and the 4th pin of NE555 time-base integrated circuits, the signal buffer module of the present embodiment
By the second pin outer signal generation module of NE555 time-base integrated circuits, pass through the 3rd pipe of NE555 time-base integrated circuits
The external suggestion voice generation module of foot.
The suggestion voice generation module of the present embodiment includes speech production module, four R4 of resistance, five R5 of resistance, five C5 of capacitance
And six C6 of capacitance, wherein, speech production module use LQ46 chips, four R4 both ends of resistance respectively with signal buffer module and voice
The three-prong connection of generation module, the connection between five C5 one end of capacitance and four R4 of resistance and signal buffer module,
The other end is connected with power cathode, and six C6 both ends of capacitance are connected respectively with the three-prong of speech production module and power cathode.
Speech production module is connected by its 4th pin with signal amplification module, five R5 one end of resistance and speech production module and signal
On circuit between amplification module, the other end is connected with power cathode.First pin of speech production module in the present embodiment
It is connected with power cathode, the 5th pin and the 7th pin are both connected to the circuit between four R4 of resistance and signal buffer module
On.
The signal amplification module of the present embodiment includes seven C7 of capacitance, eight C8 of capacitance, nine C9 of capacitance, ten C10 of capacitance and amplification
Device, wherein, amplifier uses LM386 chips, the second pin of amplifier（In-phase input end）It is born with the 4th pin with power supply
Pole connects, and the 6th pin is connected with positive pole, and the 7th pin is hanging.Eight C8 both ends of capacitance respectively with suggestion voice generation module
With the inverting input of amplifier（That is three-prong）Connection, seven C7 one end of capacitance and suggestion voice generation module and amplifier
Connection between inverting input, the other end are connected with power cathode.Nine C9 both ends of capacitance respectively with amplifier
One pin and the connection of the 8th pin, ten C10 one end of capacitance and amplifier out（That is the 5th pin）Connection, the other end and hair
Acoustic device BL connections.
The positive pole of the present embodiment is connected with two SA2 of switch, is by switching two SA2 control power supplys when the present embodiment is applied
It is no to power for other components.The present embodiment is further equipped with 11 C11 of capacitance, and its one end is connected with positive pole, another termination
Ground.
Above-described specific embodiment has carried out the purpose of the present invention, technical solution and advantageous effect further
It is described in detail, it should be understood that the foregoing is merely the specific embodiments of the present invention, is not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (5)
1. for transmitting the circuit of voice, which is characterized in that including signal generator module, signal buffer module, suggestion voice life
Into module, signal amplification module, sound-producing device（BL）And power supply, the signal generator module, signal buffer module, suggestion voice
Generation module and signal amplification module are sequentially connected with, the sound-producing device（BL）Both ends respectively with signal amplification module output terminal and
Power cathode connects, and the signal buffer module and signal amplification module are connected with power positive cathode；
The signal generator module includes switch one（SA1）, resistance one（R1）, resistance two（R2）And first capacitance（C1）, it is described
Switch one（SA1）, resistance one（R1）And resistance two（R2）It is in sequential series, switch one（SA1）Opposite connection resistance one（R1）End
The other end is connected with positive pole, resistance two（R2）Opposite connection resistance one（R1）The other end at end is connected with power cathode, institute
State the first capacitance（C1）With resistance two（R2）Parallel connection, one end of the signal buffer module connection signal generator module are connected to electricity
Resistance one（R1）With resistance two（R2）Between circuit on.
2. the circuit according to claim 1 for being used to transmit voice, which is characterized in that the signal buffer module includes
NE555 time-base integrated circuits, capacitance two（C2）With resistance three（R3）, the capacitance two（C2）Both ends respectively with basis set during NE555
It is connected into circuit with power cathode, the resistance three（R3）Both ends are connected respectively with NE555 time-base integrated circuits and positive pole.
3. the circuit according to claim 1 for being used to transmit voice, which is characterized in that the suggestion voice generation module bag
Include speech production module, resistance four（R4）, resistance five（R5）, capacitance five（C5）And capacitance six（C6）, the resistance four（R4）Two
End is connected respectively with signal buffer module and speech production module, capacitance five（C5）One end and resistance four（R4）Mould is buffered with signal
Connection between block, the other end are connected with power cathode, capacitance six（C6）Both ends respectively with speech production module and electricity
Source cathode connection；The speech production module is connected with signal amplification module, resistance five（R5）One end and speech production module with
On circuit between signal amplification module, the other end is connected with power cathode.
4. the circuit according to claim 1 for being used to transmit voice, which is characterized in that the signal amplification module includes electricity
Hold seven（C7）, capacitance eight（C8）, capacitance ten（C10）And amplifier, the capacitance eight（C8）Both ends generate respectively with suggestion voice
Module is connected with the inverting input of amplifier, capacitance seven（C7）One end and the reverse phase of suggestion voice generation module and amplifier are defeated
Enter the connection between end, the other end is connected with power cathode；The capacitance ten（C10）One end connects with amplifier out
It connects, the other end and sound-producing device（BL）Connection.
5. the circuit according to claim 1 for being used to transmit voice, which is characterized in that the positive pole is connected with switch
Two（SA2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008883.6A CN108075786A (en) | 2016-11-16 | 2016-11-16 | For transmitting the circuit of voice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008883.6A CN108075786A (en) | 2016-11-16 | 2016-11-16 | For transmitting the circuit of voice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108075786A true CN108075786A (en) | 2018-05-25 |
Family
ID=62163201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611008883.6A Withdrawn CN108075786A (en) | 2016-11-16 | 2016-11-16 | For transmitting the circuit of voice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108075786A (en) |
-
2016
- 2016-11-16 CN CN201611008883.6A patent/CN108075786A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180525 |