CN209046637U - A kind of VOCA voice communications assembly - Google Patents
A kind of VOCA voice communications assembly Download PDFInfo
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- CN209046637U CN209046637U CN201821973521.5U CN201821973521U CN209046637U CN 209046637 U CN209046637 U CN 209046637U CN 201821973521 U CN201821973521 U CN 201821973521U CN 209046637 U CN209046637 U CN 209046637U
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Abstract
The utility model belongs to the communications field, discloses a kind of VOCA voice communications assembly, including host and slave；Host includes the first wireless receiving module, the first amplification module, the first ear amplification module, the first input/output module and the first wireless transmitter module；Slave includes the second wireless receiving module, the second amplification module, the second ear amplification module, the first output module, Mike's amplification module and the second wireless transmitter module；First wireless receiving module is from received first audio communication signal of Radio Link；First wireless transmitter module generates and sends the second audio communication signal according to the second original audio signal；Second wireless receiving module is from received second audio communication signal of Radio Link；Second wireless transmitter module generates and sends first audio communication signal according to the first audio analog signals；Since the reception and transmitting of audio communication signal realize that so there is no need to use duplexer, it is therefore prevented that signal cross-talk simultaneously reduces hardware cost by different modules respectively.
Description
Technical field
The utility model belongs to the communications field more particularly to a kind of VOCA voice communications assembly.
Background technique
Traditional VOCA voice communications assembly includes access terminal and mobile handset；Access terminal includes first control unit,
One receiving demodulation circuit, the first modulation transmitter, Audio Matching circuit and duplexer；Mobile handset includes that the second control is single
Member, the second receiving demodulation circuit, the second modulation transmitter, audio power amplifier circuit, audio pre-amplification circuit and duplexer.By
Duplexer is used in conventional audio communication device so as to receive signal and transmitting signal by the same antenna transmission, therefore be easy hair
Raw signal cross-talk simultaneously increases hardware cost.
Utility model content
The utility model provides a kind of VOCA voice communications assembly, it is intended to which solving traditional VOCA voice communications assembly, there are train of signals
It disturbs and the higher problem of hardware cost.
The utility model is realized in this way a kind of VOCA voice communications assembly, the VOCA voice communications assembly include host and with
The slave of the host connection；
The host includes:
For wirelessly being connect according to from the first of Radio Link the first audio signal of received first audio communication signal generation
Receive module；
It is connect with first wireless receiving module, for generating the first audio amplification letter according to first audio signal
Number the first amplification module；
It is connect with first amplification module, for generating first object audio letter according to first audio amplification signal
Number the first ear amplification module；
It is connect with the first ear amplification module, at least one is for exporting the first object audio signal and receiving second
First input/output module of original audio signal；
It is connect with first input/output module, it is logical for generating the second audio according to second original audio signal
Believe signal, and sends the first wireless transmitter module of second audio communication signal by Radio Link；
The slave includes:
For according to the second nothing for generating the second audio signal from received second audio communication signal of Radio Link
Line receiving module；
It is connect with second wireless receiving module, for generating the second audio amplification letter according to second audio signal
Number the second amplification module；
It is connect with second amplification module, for generating the second target audio letter according to second audio amplification signal
Number the second ear amplification module；
It is connect with the second ear amplification module, at least one is used to export the first output of second target audio signal
Module；
Mike's amplification module of the first audio analog signals is generated according to the first original audio signal；
It is connect with Mike's amplification module, it is logical for generating first audio according to first audio analog signals
Believe signal, and sends the second wireless transmitter module of first audio communication signal by Radio Link.
First input/output module is connect by connecting line with terminal in one of the embodiments,；
The terminal is for sending third audio analog signals；
First input/output module is also used to forward the third audio analog signals；
First wireless transmitter module is also used to generate third voice communication letter according to the third audio analog signals
Number, and the third audio communication signal is sent by Radio Link；
Second wireless receiving module is also used to according to raw from the received third audio communication signal of Radio Link
At third audio signal；
Second amplification module is also used to generate third audio amplification signal according to the third audio signal；
Second ear amplification module is also used to generate third target audio signal according to the third audio amplification signal；
At least one described first output module is also used to export the third target audio signal；
First input/output module is connect by connecting line with terminal in one of the embodiments,；
Mike's amplification module is also used to generate the 4th audio analog signals according to the 4th original audio signal；
Second wireless transmitter module is also used to generate the 4th audio according to the 4th audio analog signals logical
Believe signal, and the 4th audio communication signal is sent by Radio Link；
First wireless receiving module is also used to generate the according to from received 4th audio communication signal of Radio Link
Four audio signals；
First amplification module is also used to generate the 4th audio amplification signal according to the 4th audio signal；
The first ear amplification module is also used to generate the 4th target audio signal according to the 4th audio amplification signal；
At least one described first input/output module is also used to export the first object audio signal to the terminal.
First wireless receiving module and second wireless receiving module are wireless in one of the embodiments,
Receiving unit, the radio receiving unit include:
The first audio, which is generated, from received first audio communication signal of Radio Link for basis receives signal, or
The first antenna unit that the second audio receives signal is generated according to from received second audio communication signal of Radio Link；
It is connect with the first antenna unit, generates the first audio signal for receiving signal according to first audio,
Or the audio decoding unit that signal generates the second audio signal is received according to second audio.
The audio decoding unit includes source of sound decoding chip, the first crystal oscillator, the first electricity in one of the embodiments,
Appearance, the second capacitor, first resistor, second resistance, 3rd resistor, the 4th resistance and the 5th resistance；
The first analog power end, the second analog power end of the source of sound decoding chip, institute of the source of sound decoding chip
State the third analog power end of source of sound decoding chip, the 4th analog power end of the source of sound decoding chip, source of sound decoding
The first end at the digital power end of chip, the first end of the first resistor and the second resistance is connected to the first power supply altogether,
The chip enable end of the source of sound decoding chip is connect with the second end of the first resistor, the battery of the source of sound decoding chip
Voltage detection terminal is connect with the first end of the second end of the second resistance and the 3rd resistor, the source of sound decoding chip
Frequency input control end is connect with the first end of the first end of the 4th resistance and the 5th resistance, the 4th resistance
Second end is connect with second source, the audio cathode output end of the source of sound decoding chip and the audio of the source of sound decoding chip
Cathode output end collectively forms the audio signal output end of the audio decoding unit, the crystal input of the source of sound decoding chip
End is connect with the first end of the first end of first crystal oscillator and the first capacitor, the crystal output of the source of sound decoding chip
End is connect with the first end of the second end of first crystal oscillator and second capacitor, the radiofrequency signal of the source of sound decoding chip
Electrode input end and the radiofrequency signal negative input of the source of sound decoding chip collectively form the sound of the audio decoding unit
Frequency receives signal input part, the second end of the 3rd resistor, the second end of the 5th resistance, the source of sound decoding chip
Signal ground terminal, the ground terminal of the source of sound decoding chip, the second end of the first capacitor and second capacitor second
End is connected to power ground altogether.
In one of the embodiments, the first antenna unit include the first triode, first antenna, the first inductance,
Second inductance, third inductance, the 4th inductance, the 5th inductance, the 6th inductance, the 7th inductance, the 8th inductance, the 9th inductance, third
Capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor, the 9th capacitor, the tenth capacitor, the 11st electricity
Appearance, the 12nd capacitor, the 13rd capacitor, the 14th capacitor, the 6th resistance, the 7th resistance and the 8th resistance；
The first end of first inductance, the first end of second inductance, the first end of the 4th capacitor, described
The first end of three inductance, the second end of second inductance, the first end of the third capacitor, the first end of the 4th inductance
The audio for collectively forming the first antenna unit receives signal output end, the second end of the 4th capacitor and the 4th electricity
The second end of sense is connected with the first end of the 5th capacitor, the second end of the 5th capacitor and the first of the 6th capacitor
The connection of the first end of end and the 5th inductance, the second end of the 5th inductance and the first end of the 8th capacitor and institute
State the first end connection of the 7th capacitor, the second end of the 7th capacitor and the collector and the described 6th of first triode
The first end of inductance connects, and the second end of the 6th inductance is connect with the first end of the 6th resistance, the 6th resistance
Second end and the 13rd capacitor first end, the first end of the 7th resistance and the first end of the 8th resistance
Connection, the second end of the 8th resistance connect with the first end of the 8th inductance, the second end of the 8th inductance, described
The first end of 11st capacitor and the first end of the 12nd capacitor are connected to third power supply altogether, and the second of the 7th resistance
End is connect with the first end of the first end of the 7th inductance and the 14th capacitor, the second end of the 7th inductance and institute
The base stage for stating the first triode is connected with the first end of the 9th capacitor, the second end of the 9th capacitor and the tenth electricity
The first end of appearance is connected with the first end of the 9th inductance, and the second end of the 9th inductance is connect with the first antenna,
The second end of first inductance, the second end of the third inductance, the second end of the third capacitor, the 6th capacitor
Second end, the second end of the 7th capacitor, the emitter of first triode, the second end of the 13rd capacitor, institute
State the second end of the 11st capacitor, the second end of the 12nd capacitor, the second end of the 14th capacitor and described
The second end of ten capacitors is connected to power ground altogether.
First wireless transmitter module and second wireless transmitter module are wireless in one of the embodiments,
Transmitting unit, the wireless transmitting unit include:
For generating the second audio emission signal according to second original audio signal, or according to first audio
Analog signal generates the audio emission unit of the first audio emission signal；
It is connect with the audio emission unit, it is logical for generating first audio according to the first audio emission signal
Believe signal, first audio communication signal is sent by Radio Link, and generates the according to the second audio emission signal
Two audio communication signals send the second antenna element of second audio communication signal by Radio Link.
The audio emission unit includes audio emission chip, the second crystal oscillator, the 15th electricity in one of the embodiments,
Appearance, the 16th capacitor, the 17th capacitor, the 18th capacitor, the 9th resistance, the tenth resistance, eleventh resistor, twelfth resistor,
Thirteenth resistor, the 14th resistance and the 15th resistance；
The power end of the audio emission chip, the analog power end of the audio emission chip, the audio emission core
The digital power end of piece, the first end of the 9th resistance, the first end of the tenth resistance and the eleventh resistor
First end is connected to the 4th power supply, the first end and the audio of the second end of the eleventh resistor and the twelfth resistor altogether
The chip enable end of transmitting chip connects, the second end of the 9th resistance and the work enable end N of the audio emission chip
Connection, the second end of the tenth resistance are connect with the Opportunity awaiting control for linear end of the audio emission chip, the audio emission chip
Battery voltage detection end connect with the first end of the first end of the thirteenth resistor and the 14th resistance, the described tenth
The second end of three resistance is connect with the 5th power supply, Mike's signal positive terminal of the audio emission chip and the 17th capacitor
First end connection, Mike's signal negative pole end of the audio emission chip connect with the first end of the 18th capacitor, institute
The second end for stating the 17th capacitor is the input terminal of the audio emission unit, and the audio emission chip refers to without audio input
Show that end is connect with the first end of the 15th resistance, the mute input control end and the described 15th of the audio emission chip
The second end of resistance connects, the radiofrequency signal positive terminal of the audio emission chip and the radiofrequency signal of the audio emission chip
Negative pole end collectively forms the output end of the audio emission unit, the crystal input terminal of the audio emission chip and described second
The first end of crystal oscillator is connected with the first end of the 15th capacitor, the crystal output end of the audio emission chip and described the
The second end of two crystal oscillators is connected with the first end of the 16th capacitor, the second end of the 15th capacitor, the described 16th
The second end of capacitor, the second end of the 18th capacitor, the second end of the twelfth resistor, the 14th resistance
Two ends, the first ground terminal of the audio emission chip, the second ground terminal of the audio emission chip and audio hair
The third ground terminal of core shooting piece is connected to power ground altogether.
Second antenna element includes the tenth inductance, the 11st inductance, the 12nd electricity in one of the embodiments,
Sense, the 13rd inductance, the 14th inductance, the 19th capacitor, the 20th capacitor, the 21st capacitor, the 22nd capacitor, second
13 capacitors, the 24th capacitor and the second antenna；
First end, the first end of the 19th capacitor, the first end of the 11st inductance of 14th inductance
And the first end of the 20th capacitor collectively forms the input terminal of second antenna element, the of the 11st inductance
The first end of two ends and the tenth inductance, the second end of the 14th inductance, the first end of the 23rd capacitor with
And the first end connection of the 24th capacitor, the second end of the 20th capacitor and the first end of the 13rd inductance
It is connected with the first end of the 21st capacitor, the second end of the 19th capacitor and the first of the 22nd capacitor
End is connected with the first end of the 12nd inductance, the second end of the 22nd capacitor and the second of the 13rd inductance
End is connected with second antenna, and the second end of the tenth inductance is connect with the 6th power supply, and the second of the 12nd inductance
End, the second end of the 21st capacitor, the second end of the 23rd capacitor and the 24th capacitor
Two ends are connected to power ground altogether.
First input/output module includes earphone jack, the first ESD pipe, the 2nd ESD in one of the embodiments,
Pipe, the 3rd ESD pipe, the 25th capacitor, the 26th capacitor, the 27th capacitor, the 28th capacitor, the 29th electricity
Hold, the 30th capacitor, the 16th resistance, the 17th resistance, the 18th resistance, the 19th resistance, the 20th resistance and second
11 resistance；
The first end of earphone jack sound channel end and the 17th resistance, the first end of the 18th resistance and
The first end of the 3rd ESD pipe connects, the first end of the second end of the 17th resistance and the 16th resistance, described
The first end of 25th capacitor and the connection of the first end of the 26th capacitor, the second end of the 25th capacitor
For the input terminal of first input/output module, earphone jack the first Mike end and the first of the 21st resistance
End, the first end of the first ESD pipe, the first end of the 27th capacitor and the first end of the 29th capacitor
Connection, first end, the first end of the 2nd ESD pipe, institute at earphone jack the second Mike end and the 20th resistance
State the first end of the 28th capacitor and the first end connection of the 30th capacitor, the second end of the 27th capacitor
It is connect with the second end of the 28th capacitor and the connection of the first end of the 19th resistance, the of the 19th resistance
Two ends be first input/output module input/output terminal, the second of the earphone jack ground terminal, the first ESD pipe
End, the second end of the 2nd ESD pipe, the second end of the 3rd ESD pipe, the second end of the 16th resistance, described
The second end of 18 resistance, the second end of the 20th resistance, the second end of the 21st resistance, the described 26th
The second end of the second end of capacitor, the second end of the 29th capacitor and the 30th capacitor is connected to power ground altogether.
The utility model embodiment is by the first wireless receiving module of host according to from received first sound of Radio Link
Frequency signal of communication generates the first audio signal；First wireless transmitter module of host is generated according to second original audio signal
Second audio communication signal, and second audio communication signal is sent by Radio Link；Second wireless receiving mould of slave
Root tuber generates the second audio signal according to from received second audio communication signal of Radio Link；The second of slave is wireless to be sent out
It penetrates module and generates first audio communication signal according to first audio analog signals, and by described in Radio Link transmission
First audio communication signal.Since in host and slave, the reception and transmitting of audio communication signal are respectively by different
Module realizes that so there is no need to use duplexer, it is therefore prevented that signal cross-talk simultaneously reduces hardware cost.
Detailed description of the invention
It is novel in order to illustrate more clearly of the technical application in the utility model embodiment, it below will be in embodiment description
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the one of the utility model
A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of function structure chart of VOCA voice communications assembly provided by the embodiment of the utility model；
Fig. 2 is a kind of function structure chart that VOCA voice communications assembly provided by the embodiment of the utility model is connect with terminal；
Fig. 3 is a kind of function structure chart of VOCA voice communications assembly radio receiving unit provided by the embodiment of the utility model；
Fig. 4 is a kind of function structure chart of VOCA voice communications assembly wireless transmitting unit provided by the embodiment of the utility model；
Fig. 5 is the exemplary circuit structure chart of VOCA voice communications assembly radio receiving unit provided by the embodiment of the utility model；
Fig. 6 is the exemplary circuit structure chart of VOCA voice communications assembly wireless transmitting unit provided by the embodiment of the utility model；
Fig. 7 is the exemplary circuit structure of the first input and output of VOCA voice communications assembly Mike provided by the embodiment of the utility model
Figure.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
Fig. 1 shows the modular structure of VOCA voice communications assembly provided by the embodiment of the utility model, for ease of description, only
Part relevant to the utility model embodiment is shown, details are as follows:
Above-mentioned VOCA voice communications assembly, including host and the slave being connect with the host.
Wherein, host is defeated including the first wireless receiving module 01, the first amplification module 02, the first ear amplification module 03, first
Enter output module 04 and the first wireless transmitter module 05.
First wireless receiving module 01 is used to generate the first sound according to from received first audio communication signal of Radio Link
Frequency signal；First amplification module 02 is connect with the first wireless receiving module 01, for generating the first sound according to the first audio signal
Frequency amplified signal；First ear amplification module 03 is connect with the first amplification module 02, for generating the according to the first audio amplification signal
One target audio signal；First input/output module 04 is connect with the first ear amplification module 03, at least one is for exporting the first mesh
It marks audio signal and receives the second original audio signal；First wireless transmitter module 05 is connect with the first input/output module 04,
For generating the second audio communication signal according to the second original audio signal, and the second voice communication letter is sent by Radio Link
Number.
Wherein, slave is defeated including the second wireless receiving module 06, the second amplification module 07, the second ear amplification module 08, first
Module 09, Mike's amplification module 10 and the second wireless transmitter module 11 out.
Second wireless receiving module 06 is used to generate the second sound according to from received second audio communication signal of Radio Link
Frequency signal；Second amplification module 07 is connect with the second wireless receiving module 06, for generating the second sound according to the second audio signal
Frequency amplified signal；Second ear amplification module 08 is connect with the second amplification module 07, for generating the according to the second audio amplification signal
Two target audio signals；First output module 09 is connect with the second ear amplification module 08, at least one is for exporting the second target sound
Frequency signal；Mike's amplification module 10 generates the first audio analog signals according to the first original audio signal；Second wireless transmission mould
Block 11 is connect with Mike's amplification module 10, for generating the first audio communication signal according to the first audio analog signals, and is passed through
Radio Link sends the first audio communication signal.
As shown in Fig. 2, the first input/output module 04 is connect by connecting line with terminal 12；Terminal 12 is for sending third
Audio analog signals；First input/output module 04 is also used to forward third audio analog signals；First wireless transmitter module 05
It is also used to generate third audio communication signal according to third audio analog signals, and third voice communication is sent by Radio Link
Signal；Second wireless receiving module 06 is also used to generate third audio according to from the received third audio communication signal of Radio Link
Signal；Second amplification module 07 is also used to generate third audio amplification signal according to third audio signal；Second ear amplification module 08
It is also used to generate third target audio signal according to third audio amplification signal；At least one first output module 09 is also used to defeated
Third target audio signal out；
It is connect by connecting line with terminal 12 by the first input/output module 04, host is by the audio-frequency information in terminal 12
It is forwarded to slave to play out, realizes the audio file remote playing in terminal 12.
As shown in Fig. 2, the first input/output module 04 is connect by connecting line with terminal 12；Mike's amplification module 10 is also used
According to the 4th original audio signal the 4th audio analog signals of generation；Second wireless transmitter module 11 is also used to according to the 4th sound
Frequency analog signal generates the 4th audio communication signal, and sends the 4th audio communication signal by Radio Link；First wirelessly connects
Module 01 is received to be also used to generate the 4th audio signal according to from received 4th audio communication signal of Radio Link；First amplification mould
Block 02 is also used to generate the 4th audio amplification signal according to the 4th audio signal；First ear amplification module 03 is also used to according to the 4th sound
Frequency amplified signal generates the 4th target audio signal；At least one first input/output module 04 is also used to export first object sound
Frequency signal is to terminal 12.
It is connect by connecting line with terminal 12 by the first input/output module 04, the audio letter that host forwards slave to record
For breath to terminal 12, making user that need to only carry small-sized slave when carrying out network direct broadcasting can be realized voice recording and network point
It enjoys.
As shown in figure 3, the first wireless receiving module 01 and the second wireless receiving module 06 are radio receiving unit, wirelessly
Receiving unit includes first antenna unit 001 and audio decoding unit 002.
First antenna unit 001 is used to connect according to from the first audio of the received first audio communication signal generation of Radio Link
The collection of letters number, or signal is received according to the second audio is generated from received second audio communication signal of Radio Link；Audio decoder
Unit 002 is connect with first antenna unit 001, generates the first audio signal, Huo Zhegen for receiving signal according to the first audio
Signal, which is received, according to the second audio generates the second audio signal.
Signal is directly received according to the audio that first antenna unit 001 is sent by audio decoding unit 002 and generates audio
Signal, while radio frequency reception and source of sound decoding are realized, circuit design is simplified, and reduce costs.
As shown in figure 4, the first wireless transmitter module 05 and the second wireless transmitter module 11 are wireless transmitting unit, wirelessly
Transmitting unit includes audio emission unit 003 and the second antenna element 004.
Audio emission unit 003 is used for according to the second original audio signal the second audio emission signal of generation, or according to
First audio analog signals generate the first audio emission signal；Second antenna element 004 is connect with audio emission unit 003, is used
In generating the first audio communication signal according to the first audio emission signal, the first audio communication signal is sent by Radio Link,
And the second audio communication signal is generated according to the second audio emission signal, the second audio communication signal is sent by Radio Link.
The second audio emission signal is directly generated according to the second original audio signal by audio emission unit 003, simultaneously
The coding for realizing radio frequency transmission and source of sound, simplifies circuit design, and reduce costs.
Fig. 5 shows the exemplary circuit knot of VOCA voice communications assembly radio receiving unit provided by the embodiment of the utility model
Structure, Fig. 6 show the exemplary circuit structure of VOCA voice communications assembly wireless transmitting unit provided by the embodiment of the utility model, Fig. 7
The exemplary circuit structure of the first input/output module of VOCA voice communications assembly 04 provided by the embodiment of the utility model is shown, in order to
Convenient for explanation, part relevant to the utility model embodiment is illustrated only, details are as follows:
Audio decoding unit 002 includes source of sound decoding chip U1, the first crystal oscillator X1, first capacitor C1, the second capacitor C2, the
One resistance R1, second resistance R2,3rd resistor R3, the 4th resistance R4 and the 5th resistance R5.
The second analog power end of the first analog power end AUVDD of source of sound decoding chip U1, source of sound decoding chip U1
AVDD, the third analog power end LOVDD of source of sound decoding chip U1, source of sound decoding chip U1 the 4th analog power end RFVDD,
Digital power end DVDD, the first end of first resistor R1 and the first end of second resistance R2 of source of sound decoding chip U1 is connected to altogether
The chip enable end CHIP_EN of first power supply VAA, source of sound decoding chip U1 are connect with the second end of first resistor R1, source of sound solution
The battery voltage detection end VBAT_DET of code chip U1 is connect with the first end of the second end of second resistance R2 and 3rd resistor R3,
The frequency input control end CH of source of sound decoding chip U1 is connect with the first end of the first end of the 4th resistance R4 and the 5th resistance R5,
The second end of 4th resistance R4 is connect with second source VBB, the audio cathode output end AOUTP and source of sound of source of sound decoding chip U1
The audio cathode output end AOUTN of decoding chip U1 collectively forms the audio signal output end of audio decoding unit 002, source of sound solution
The crystal input terminal XI of code chip U1 is connect with the first end of the first end of the first crystal oscillator X1 and first capacitor C1, and source of sound decodes core
The crystal output end XO of piece U1 is connect with the first end of the second end of the first crystal oscillator X1 and the second capacitor C2, source of sound decoding chip U1
Radiofrequency signal electrode input end FRINP and the radiofrequency signal negative input FRINN of source of sound decoding chip U1 collectively form sound
The audio of frequency decoding unit 002 receives signal input part, the second end of 3rd resistor R3, the second end of the 5th resistance R5, source of sound
The signal ground terminal LOGND of decoding chip U1, the ground terminal GND of source of sound decoding chip U1, the second end of first capacitor C1 and
The second end of two capacitor C2 is connected to power ground altogether.
First antenna unit 001 includes the first triode Q1, first antenna ANT1, the first inductance L1, the second inductance L2, the
Three inductance L3, the 4th inductance L4, the 5th inductance L5, the 6th inductance L6, the 7th inductance L7, the 8th inductance L8, the 9th inductance L9,
Three capacitor C3, the 4th capacitor C4, the 5th capacitor C5, the 6th capacitor C6, the 7th capacitor C7, the 8th capacitor C8, the 9th capacitor C9,
Ten capacitor C10, the 11st capacitor C11, the 12nd capacitor C12, the 13rd capacitor C13, the 14th capacitor C14, the 6th resistance R6,
7th resistance R7 and the 8th resistance R8.
The first end of first inductance L1, the first end of the second inductance L2, the first end of the 4th capacitor C4, third inductance L3
First end, the second end of the second inductance L2, the first end of third capacitor C3, the first end of the 4th inductance L4 collectively form first day
The audio of line unit 001 receives signal output end, the second end of the 4th capacitor C4 and the second end of the 4th inductance L4 and the 5th electricity
Hold the first end connection of C5, the second end and the first end of the 6th capacitor C6 and the first end of the 5th inductance L5 of the 5th capacitor C5
Connection, the second end of the 5th inductance L5 are connect with the first end of the first end of the 8th capacitor C8 and the 7th capacitor C7, the 7th capacitor
The second end of C7 is connect with the first end of the collector of the first triode Q1 and the 6th inductance L6, the second end of the 6th inductance L6 with
The first end of 6th resistance R6 connects, the first end of the second end of the 6th resistance R6 and the 13rd capacitor C13, the 7th resistance R7
First end and the connection of the first end of the 8th resistance R8, the second end of the 8th resistance R8 are connect with the first end of the 8th inductance L8,
Second end, the first end of the 11st capacitor C11 and the first end of the 12nd capacitor C12 of 8th inductance L8 is connected to third electricity altogether
The second end of source VCC, the 7th resistance R7 are connect with the first end of the first end of the 7th inductance L7 and the 14th capacitor C14, and the 7th
The second end of inductance L7 is connect with the first end of the base stage of the first triode Q1 and the 9th capacitor C9, the second end of the 9th capacitor C9
It is connect with the first end of the first end of the tenth capacitor C10 and the 9th inductance L9, the second end and first antenna of the 9th inductance L9
ANT1 connection, the second end of the first inductance L1, the second end of third inductance L3, the second end of third capacitor C3, the 6th capacitor C6
Second end, the second end of the 7th capacitor C7, the emitter of the first triode Q1, the second end of the 13rd capacitor C13, the 11st
The second end of capacitor C11, the second end of the 12nd capacitor C12, the second end of the 14th capacitor C14 and the tenth capacitor C10
Second end is connected to power ground altogether.
Audio emission unit 003 includes audio emission chip U2, the second crystal oscillator X2, the 15th capacitor C15, the 16th capacitor
C16, the 17th capacitor C17, the 18th capacitor C18, the 9th resistance R9, the tenth resistance R10, eleventh resistor R11, the 12nd electricity
Hinder R12, thirteenth resistor R13, the 14th resistance R14 and the 15th resistance R15.
Analog power end AVDD, the audio emission core of the power end LOVDD of audio emission chip U2, audio emission chip U2
The digital power end DVDD of piece U2, the first end of the 9th resistance R9, the first end and eleventh resistor R11 of the tenth resistance R10
First end be connected to the 4th power vd D altogether, the second end of eleventh resistor R11 and the first end and audio of twelfth resistor R12
The chip enable end CHIP_EN connection of transmitting chip U2, the second end of the 9th resistance R9 and the work of audio emission chip U2 make
Energy end POWER_ON connection, the second end of the tenth resistance R10 are connect with the Opportunity awaiting control for linear end STANDBY of audio emission chip U2,
The first end of the battery voltage detection end BAT_DET and thirteenth resistor R13 of audio emission chip U2 and the 14th resistance R14's
First end connection, the second end of thirteenth resistor R13 are connect with the 5th power supply VEE, audio emission chip U2 Mike signal anode
End MIC_INP connect with the first end of the 17th capacitor C17, the Mike signal negative pole end MIC_INN of audio emission chip U2 and
The first end of 18th capacitor C18 connects, and the second end of the 17th capacitor C17 is the input terminal of audio emission unit 003, audio
Transmitting chip U2's connect without audio input indication end SLNC_IND with the first end of the 15th resistance R15, audio emission chip
The mute input control end MUTE of U2 is connect with the second end of the 15th resistance R15, and the radiofrequency signal of audio emission chip U2 is just
The radiofrequency signal negative pole end AP_OUTN of extreme AP_OUTP and audio emission chip U2 collectively forms the defeated of audio emission unit 003
Outlet, the first end of the first end and the 15th capacitor C15 of the crystal input terminal XI of audio emission chip U2 and the second crystal oscillator X2
Connection, the first end of the second end and the 16th capacitor C16 of the crystal output end XO of audio emission chip U2 and the second crystal oscillator X2
Connection, second end, the second end of the 16th capacitor C16, the second end of the 18th capacitor C18, the 12nd of the 15th capacitor C15
The second end of resistance R12, the second end of the 14th resistance R14, audio emission chip U2 the first ground terminal GND, audio emission
The third ground terminal FRGND of the second ground terminal LOGND and audio emission chip U2 of chip U2 are connected to power ground altogether.
Second antenna element 004 includes the tenth inductance L10, the 11st inductance L11, the 12nd inductance L12, the 13rd inductance
L13, the 14th inductance L14, the 19th capacitor C19, the 20th capacitor C20, the 21st capacitor C21, the 22nd capacitor
C22, the 23rd capacitor C23, the 24th capacitor C24 and the second antenna ANT2.
The first end of 14th inductance L14, the first end of the 19th capacitor C19, the first end of the 11st inductance L11 and
The first end of 20th capacitor C20 collectively forms the input terminal of the second antenna element 004, the second end of the 11st inductance L11 with
First end, the second end of the 14th inductance L14, the first end and the 24th of the 23rd capacitor C23 of tenth inductance L10
The first end of capacitor C24 connects, the second end of the 20th capacitor C20 and the first end of the 13rd inductance L13 and the 21st electricity
Hold the first end connection of C21, the second end of the 19th capacitor C19 and the first end and the 12nd inductance of the 22nd capacitor C22
The first end of L12 connects, the second end of the 22nd capacitor C22 and the second end of the 13rd inductance L13 and the second antenna ANT2
Connection, the second end of the tenth inductance L10 are connect with the 6th power supply VFF, the second end of the 12nd inductance L12, the 21st capacitor
The second end of the second end of C21, the second end of the 23rd capacitor C23 and the 24th capacitor C24 is connected to power ground altogether.
First input/output module 04 includes earphone jack J1, the first ESD pipe ESD1, the 2nd ESD pipe ESD2, the 3rd ESD
Pipe ESD3, the 25th capacitor C25, the 26th capacitor C26, the 27th capacitor C27, the 28th capacitor C28, the 20th
Nine capacitor C29, the 30th capacitor C30, the 16th resistance R16, the 17th resistance R17, the 18th resistance R18, the 19th resistance
R19, the 20th resistance R20 and the 21st resistance R21.
First end, the first end and third of the 18th resistance R18 at earphone jack J1 sound channel end and the 17th resistance R17
The first end of ESD pipe ESD3 connects, the second end of the 17th resistance R17 and first end, the 25th electricity of the 16th resistance R16
Hold the first end of C25 and the first end connection of the 26th capacitor C26, the second end of the 25th capacitor C25 is first defeated
Enter the input terminal of output module 04, the first Mike end earphone jack J1 and the first end of the 21st resistance R21, the first ESD are managed
The first end of the first end of ESD1, the first end of the 27th capacitor C27 and the 29th capacitor C29 connects, earphone jack
The the second Mike end J1 and the first end of the 20th resistance R20, the first end of the 2nd ESD pipe ESD2, the 28th capacitor C28 the
The connection of the first end of one end and the 30th capacitor C30, the second end of the 27th capacitor C27 is with the 28th capacitor C28's
Second end connection is connected with the first end of the 19th resistance R19, and the second end of the 19th resistance R19 is the first input/output module
04 input/output terminal, earphone jack J1 ground terminal, the second end of the first ESD pipe ESD1, the second end of the 2nd ESD pipe ESD2,
Second end, second end, the second end of the 18th resistance R18, the 20th resistance of the 16th resistance R16 of 3rd ESD pipe ESD3
The second end of R20, the second end of the 21st resistance R21, the second end of the 26th capacitor C26, the 29th capacitor C29
Second end and the second end of the 30th capacitor C30 are connected to power ground altogether.
It to Fig. 5, Fig. 6 and shown in Fig. 7 is described further below in conjunction with working principle:
In host, first antenna ANT1 in first antenna unit 001 is from received first voice communication of Radio Link
Signal, first antenna unit 001 generate the first audio reception signal according to the first audio communication signal and are sent to audio decoder
The radiofrequency signal of the radiofrequency signal electrode input end FRINP and source of sound decoding chip U1 of source of sound decoding chip U1 in unit 002
Negative input FRINN, source of sound decoding chip U1 receive signal according to the first audio and generate the first audio signal from source of sound decoding
The audio cathode output end AOUTN of the audio cathode output end AOUTP and source of sound decoding chip U1 of chip U1 are exported, the first amplification
Module 02 generates the first audio amplification signal according to the first audio signal；First ear amplification module 03 is according to the first audio amplification signal
Generate first object audio signal；The second end of the 25th capacitor C25 in first input/output module 04 receives the first mesh
Audio signal is marked, first object audio signal is exported through earphone socket J1 to earphone after the filtering of the first input/output module 04.
Meanwhile the first Mike end of earphone socket J1 and the second Mike end of earphone socket J1 receive the second original audio signal through filtering
Mike's signal of the audio emission chip U2 into audio emission unit 003 is exported from the second end of the 19th resistance R19 afterwards just
Extreme MIC_INP, audio emission chip U2 generate the second audio emission signal according to the second original audio signal and send out from audio
The radiofrequency signal negative pole end AP_OUTN of the radiofrequency signal positive terminal AP_OUTP and audio emission chip U2 of core shooting piece U2 export to
The first end of 19th capacitor C19 of the second antenna element 004 and the first end of the 20th capacitor C20, the second antenna element 004
The second audio communication signal is generated according to the second audio emission signal, is sent by the second antenna ANT2.
In slave, first antenna ANT1 in first antenna unit 001 is according to from received second audio of Radio Link
Signal of communication, first antenna unit 001 generate the second audio and receive signal and first end and the 4th inductance from the 4th capacitor C4
The first end of L4 export the source of sound decoding chip U1 into audio decoding unit 002 radiofrequency signal electrode input end FRINP and
Radiofrequency signal the negative input FRINN, source of sound decoding chip U1 of source of sound decoding chip U1 receives signal life according to the second audio
At the second audio signal from the audio cathode of the audio cathode output end AOUTP and source of sound decoding chip U1 of source of sound decoding chip U1
Output terminals A OUTN output, the second amplification module 07 generate the second audio amplification signal according to the second audio signal；Second ear puts mould
Block 08 generates the second target audio signal according to the second audio amplification signal；First output module 09 exports the second target audio letter
Number；Mike's amplification module 10 generates the first audio analog signals according to the first original audio signal and is sent to audio emission simultaneously
Mike's signal positive terminal MIC_INP of audio emission chip U2 in unit 003；Audio emission chip U2 is according to the first audio mould
Quasi- signal generates the first audio emission signal and radiofrequency signal positive terminal AP_OUTP and audio emission from audio emission chip U2
The radiofrequency signal negative pole end AP_OUTN of chip U2 is exported to the first end of the 19th capacitor C19 of the second antenna element 004 and
The first end of 20 capacitor C20, the second antenna element 004 generate the first audio communication signal according to the first audio emission signal and lead to
Cross the second antenna ANT2 transmitting.
When earphone socket J1 is connect with terminal 12, terminal 12 sends third audio analog signals；First input and output mould
Block 04 forwards audio of the third audio analog signals into the first wireless transmitter module 05 by the second end of the 19th resistance R19
Mike's signal positive terminal MIC_INP of transmitting chip U2；Audio emission chip U2 and the second antenna element 004 are according to third audio
Analog signal generates third audio communication signal, and sends third audio communication signal by the second antenna ANT2；Second is wireless
First antenna ANT1 in receiving module 06 is from the received third audio communication signal of Radio Link, the second wireless receiving module 06
Middle first antenna unit 001 and source of sound decoding chip U1 according to third audio communication signal generate third audio signal and from sources of sound
The audio cathode output end AOUTN of the audio cathode output end AOUTP and source of sound decoding chip U1 of decoding chip U1 are exported, and second
Amplification module 07 generates third audio amplification signal according to third audio signal；Second ear amplification module 08 amplifies according to third audio
Signal generates third target audio signal；First output module 09 exports third target audio signal.
When earphone socket J1 is connect with terminal 12, Mike's amplification module 10 generates the 4th according to the 4th original audio signal
Mike's signal positive terminal MIC_ of audio analog signals and the audio emission chip U2 being sent in the second wireless transmitter module 11
INP, the audio emission chip U2 and the second antenna element 004 in the second wireless transmitter module 11 are according to the 4th audio analog signals
The 4th audio communication signal is generated, and is sent by Radio Link；
First antenna ANT1 in first wireless receiving module 01 is also used to basis from received 4th audio of Radio Link
Signal of communication, the source of sound decoding chip U1 and first antenna unit 001 in the first wireless receiving module 01 are logical according to the 4th audio
Believe that signal generates the 4th audio signal；First amplification module 02 generates the 4th audio amplification signal according to the 4th audio signal；The
One ear amplification module 03 generates the 4th target audio signal according to the 4th audio amplification signal；First input/output module 04 passes through ear
The first Mike end of machine transplanting of rice seat J1 and first Mike end the second Mike end of earphone socket J1 export first object audio signal extremely
Terminal 12.
The utility model embodiment is by the first wireless receiving module of host according to from received first sound of Radio Link
Frequency signal of communication generates the first audio signal；First wireless transmitter module of host generates second according to the second original audio signal
Audio communication signal, and the second audio communication signal is sent by Radio Link；Second wireless receiving module of slave according to from
Received second audio communication signal of Radio Link generates the second audio signal；Second wireless transmitter module of slave is according to
One audio analog signals generate the first audio communication signal, and send the first audio communication signal by Radio Link.Due to
In host and slave, the reception and transmitting of audio communication signal realize that so there is no need to use duplex by different modules respectively
Device, it is therefore prevented that signal cross-talk simultaneously reduces hardware cost.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, all in the utility model
Spirit and principle within, any modification, equivalent replacement, improvement and so on should be included in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of VOCA voice communications assembly, which is characterized in that the VOCA voice communications assembly includes host and connect with the host
Slave；
The host includes:
For according to the first wireless receiving mould for generating the first audio signal from received first audio communication signal of Radio Link
Block；
It is connect with first wireless receiving module, for generating the first audio amplification signal according to first audio signal
First amplification module；
It is connect with first amplification module, for generating first object audio signal according to first audio amplification signal
First ear amplification module；
It is connect with the first ear amplification module, at least one is used to export the first object audio signal and reception second is original
First input/output module of audio signal；
It is connect with first input/output module, for generating the second voice communication letter according to second original audio signal
Number, and send by Radio Link the first wireless transmitter module of second audio communication signal；
The slave includes:
For wirelessly being connect according to from the second of Radio Link the second audio signal of the received second audio communication signal generation
Receive module；
It is connect with second wireless receiving module, for generating the second audio amplification signal according to second audio signal
Second amplification module；
It is connect with second amplification module, for generating the second target audio signal according to second audio amplification signal
Second ear amplification module；
It is connect with the second ear amplification module, at least one is used to export the first output mould of second target audio signal
Block；
Mike's amplification module of the first audio analog signals is generated according to the first original audio signal；
It connect with Mike's amplification module, believes for generating first voice communication according to first audio analog signals
Number, and send by Radio Link the second wireless transmitter module of first audio communication signal.
2. VOCA voice communications assembly as described in claim 1, which is characterized in that first input/output module passes through connecting line
It is connect with terminal；
The terminal is for sending third audio analog signals；
First input/output module is also used to forward the third audio analog signals；
First wireless transmitter module is also used to generate third audio communication signal according to the third audio analog signals, and
The third audio communication signal is sent by Radio Link；
Second wireless receiving module is also used to generate the according to from the received third audio communication signal of Radio Link
Three audio signals；
Second amplification module is also used to generate third audio amplification signal according to the third audio signal；
Second ear amplification module is also used to generate third target audio signal according to the third audio amplification signal；
At least one described first output module is also used to export the third target audio signal.
3. VOCA voice communications assembly as described in claim 1, which is characterized in that first input/output module passes through connecting line
It is connect with terminal；
Mike's amplification module is also used to generate the 4th audio analog signals according to the 4th original audio signal；
Second wireless transmitter module is also used to generate the 4th voice communication letter according to the 4th audio analog signals
Number, and the 4th audio communication signal is sent by Radio Link；
First wireless receiving module is also used to generate the 4th sound according to from received 4th audio communication signal of Radio Link
Frequency signal；
First amplification module is also used to generate the 4th audio amplification signal according to the 4th audio signal；
The first ear amplification module is also used to generate the 4th target audio signal according to the 4th audio amplification signal；
At least one described first input/output module is also used to export the first object audio signal to the terminal.
4. VOCA voice communications assembly as described in claim 1, which is characterized in that first wireless receiving module and described second
Wireless receiving module is radio receiving unit, and the radio receiving unit includes:
For basis from the Radio Link received first audio communication signal generation the first audio reception signal, or according to
The first antenna unit that the second audio receives signal is generated from received second audio communication signal of Radio Link；
It is connect with the first antenna unit, generates the first audio signal for receiving signal according to first audio, or
The audio decoding unit that signal generates the second audio signal is received according to second audio.
5. VOCA voice communications assembly as claimed in claim 4, which is characterized in that the audio decoding unit includes source of sound decoding core
Piece, the first crystal oscillator, first capacitor, the second capacitor, first resistor, second resistance, 3rd resistor, the 4th resistance and the 5th electricity
Resistance；
The first analog power end, the second analog power end of the source of sound decoding chip, the sound of the source of sound decoding chip
Third analog power end, the 4th analog power end of the source of sound decoding chip, the source of sound decoding chip of source decoding chip
Digital power end, the first end of the first resistor and the first end of the second resistance be connected to the first power supply altogether, it is described
The chip enable end of source of sound decoding chip is connect with the second end of the first resistor, the cell voltage of the source of sound decoding chip
Test side is connect with the first end of the second end of the second resistance and the 3rd resistor, the frequency of the source of sound decoding chip
Input control end is connect with the first end of the first end of the 4th resistance and the 5th resistance, and the second of the 4th resistance
End is connect with second source, the audio cathode output end of the source of sound decoding chip and the audio cathode of the source of sound decoding chip
Output end collectively forms the audio signal output end of the audio decoding unit, the crystal input terminal of the source of sound decoding chip with
The first end of first crystal oscillator is connected with the first end of the first capacitor, the crystal output end of the source of sound decoding chip with
The second end of first crystal oscillator is connected with the first end of second capacitor, the radiofrequency signal anode of the source of sound decoding chip
The audio that input terminal and the radiofrequency signal negative input of the source of sound decoding chip collectively form the audio decoding unit connects
Receive signal input part, the signal of the second end of the 3rd resistor, the second end of the 5th resistance, the source of sound decoding chip
Ground terminal, the ground terminal of the source of sound decoding chip, the second end of the second end of the first capacitor and second capacitor are total
It is connected to power ground.
6. VOCA voice communications assembly as claimed in claim 4, which is characterized in that the first antenna unit includes the one or three pole
Pipe, first antenna, the first inductance, the second inductance, third inductance, the 4th inductance, the 5th inductance, the 6th inductance, the 7th inductance,
Eight inductance, the 9th inductance, third capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor, the 9th electricity
Appearance, the tenth capacitor, the 11st capacitor, the 12nd capacitor, the 13rd capacitor, the 14th capacitor, the 6th resistance, the 7th resistance and
8th resistance；
The first end of first inductance, the first end of second inductance, the first end of the 4th capacitor, third electricity
The first end of sense, the second end of second inductance, the first end of the third capacitor, the first end of the 4th inductance are common
The audio for constituting the first antenna unit receives signal output end, second end and the 4th inductance of the 4th capacitor
Second end is connected with the first end of the 5th capacitor, the first end of the second end of the 5th capacitor and the 6th capacitor with
And the first end connection of the 5th inductance, the first end of the second end of the 5th inductance and the 8th capacitor and described the
The first end of seven capacitors connects, the second end of the 7th capacitor and the collector of first triode and the 6th inductance
First end connection, the second end of the 6th inductance connect with the first end of the 6th resistance, the of the 6th resistance
The first end of the first end of two ends and the 13rd capacitor, the first end of the 7th resistance and the 8th resistance connects
It connects, the second end of the 8th resistance is connect with the first end of the 8th inductance, the second end of the 8th inductance, described
The first end of 11 capacitors and the first end of the 12nd capacitor are connected to third power supply, the second end of the 7th resistance altogether
Connect with the first end of the first end of the 7th inductance and the 14th capacitor, the second end of the 7th inductance with it is described
The base stage of first triode is connected with the first end of the 9th capacitor, the second end of the 9th capacitor and the tenth capacitor
First end connected with the first end of the 9th inductance, the second end of the 9th inductance is connect with the first antenna, institute
State the second end of the first inductance, the second end of the third inductance, the second end of the third capacitor, the 6th capacitor
Two ends, the second end of the 7th capacitor, the second end, described of the emitter of first triode, the 13rd capacitor
The second end of 11st capacitor, the second end of the 12nd capacitor, the second end and the described tenth of the 14th capacitor
The second end of capacitor is connected to power ground altogether.
7. VOCA voice communications assembly as described in claim 1, which is characterized in that first wireless transmitter module and described second
Wireless transmitter module is wireless transmitting unit, and the wireless transmitting unit includes:
For generating the second audio emission signal according to second original audio signal, or according to first audio frequency simulation
Signal generates the audio emission unit of the first audio emission signal；
It connect with the audio emission unit, believes for generating first voice communication according to the first audio emission signal
Number, first audio communication signal is sent by Radio Link, and the second sound is generated according to the second audio emission signal
Frequency signal of communication sends the second antenna element of second audio communication signal by Radio Link.
8. VOCA voice communications assembly as claimed in claim 7, which is characterized in that the audio emission unit includes audio emission core
Piece, the second crystal oscillator, the 15th capacitor, the 16th capacitor, the 17th capacitor, the 18th capacitor, the 9th resistance, the tenth resistance,
11 resistance, twelfth resistor, thirteenth resistor, the 14th resistance and the 15th resistance；
The power end of the audio emission chip, the analog power end of the audio emission chip, the audio emission chip
Digital power end, the first end of the 9th resistance, the first end of the tenth resistance and the eleventh resistor first
End is connected to the 4th power supply, the first end and the audio emission of the second end of the eleventh resistor and the twelfth resistor altogether
The chip enable end of chip connects, and the second end of the 9th resistance is connect with the work enable end N of the audio emission chip,
The second end of tenth resistance is connect with the Opportunity awaiting control for linear end of the audio emission chip, the battery of the audio emission chip
Voltage detection terminal is connect with the first end of the first end of the thirteenth resistor and the 14th resistance, the thirteenth resistor
Second end connect with the 5th power supply, the first of Mike's signal positive terminal of the audio emission chip and the 17th capacitor
End connection, Mike's signal negative pole end of the audio emission chip are connect with the first end of the 18th capacitor, and the described tenth
The second end of seven capacitors be the audio emission unit input terminal, the audio emission chip without audio input indication end with
The first end of 15th resistance connects, mute input control end and the 15th resistance of the audio emission chip
Second end connection, the radiofrequency signal positive terminal of the audio emission chip and the radiofrequency signal negative pole end of the audio emission chip
Collectively form the output end of the audio emission unit, the crystal input terminal of the audio emission chip and second crystal oscillator
First end is connected with the first end of the 15th capacitor, the crystal output end of the audio emission chip and second crystal oscillator
Second end connected with the first end of the 16th capacitor, the second end of the 15th capacitor, the 16th capacitor
Second end, the second end of the 18th capacitor, the second end of the twelfth resistor, the second end of the 14th resistance,
First ground terminal of the audio emission chip, the second ground terminal of the audio emission chip and the audio emission chip
Third ground terminal be connected to power ground altogether.
9. VOCA voice communications assembly as claimed in claim 7, which is characterized in that second antenna element include the tenth inductance,
11st inductance, the 12nd inductance, the 13rd inductance, the 14th inductance, the 19th capacitor, the 20th capacitor, the 21st electricity
Appearance, the 22nd capacitor, the 23rd capacitor, the 24th capacitor and the second antenna；
The first end of 14th inductance, the first end of the 19th capacitor, the first end of the 11st inductance and
The first end of 20th capacitor collectively forms the input terminal of second antenna element, the second end of the 11st inductance
With first end, the second end of the 14th inductance, the first end of the 23rd capacitor and the institute of the tenth inductance
State the first end connection of the 24th capacitor, the second end of the 20th capacitor and the first end of the 13rd inductance and institute
State the first end connection of the 21st capacitor, the second end of the 19th capacitor and the first end of the 22nd capacitor and
The first end of 12nd inductance connects, the second end of the 22nd capacitor and the second end of the 13rd inductance and
The second antenna connection, the second end of the tenth inductance are connect with the 6th power supply, the second end of the 12nd inductance, institute
The second end for stating the second end of the 21st capacitor, the second end of the 23rd capacitor and the 24th capacitor is total
It is connected to power ground.
10. VOCA voice communications assembly as described in claim 1, which is characterized in that first input/output module includes earphone
Jack, the first ESD pipe, the 2nd ESD pipe, the 3rd ESD pipe, the 25th capacitor, the 26th capacitor, the 27th capacitor,
28 capacitors, the 29th capacitor, the 30th capacitor, the 16th resistance, the 17th resistance, the 18th resistance, the 19th electricity
Resistance, the 20th resistance and the 21st resistance；
Earphone jack sound channel end and the first end of the 17th resistance, the first end of the 18th resistance and described
The first end of 3rd ESD pipe connects, the first end of the second end of the 17th resistance and the 16th resistance, described second
The first end of 15 capacitors and the connection of the first end of the 26th capacitor, the second end of the 25th capacitor is institute
State the input terminal of the first input/output module, the first end of earphone jack the first Mike end and the 21st resistance,
The first end of the first end of the first ESD pipe, the first end of the 27th capacitor and the 29th capacitor connects
It connects, it is the first end of earphone jack the second Mike end and the 20th resistance, the first end of the 2nd ESD pipe, described
The first end of 28th capacitor and the first end of the 30th capacitor connection, the second end of the 27th capacitor with
The second end connection of 28th capacitor is connected with the first end of the 19th resistance, and the second of the 19th resistance
End be first input/output module input/output terminal, the second of the earphone jack ground terminal, the first ESD pipe
End, the second end of the 2nd ESD pipe, the second end of the 3rd ESD pipe, the second end of the 16th resistance, described
The second end of 18 resistance, the second end of the 20th resistance, the second end of the 21st resistance, the described 26th
The second end of the second end of capacitor, the second end of the 29th capacitor and the 30th capacitor is connected to power ground altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821973521.5U CN209046637U (en) | 2018-11-27 | 2018-11-27 | A kind of VOCA voice communications assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821973521.5U CN209046637U (en) | 2018-11-27 | 2018-11-27 | A kind of VOCA voice communications assembly |
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|---|---|
| CN209046637U true CN209046637U (en) | 2019-06-28 |
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| CN201821973521.5U Active CN209046637U (en) | 2018-11-27 | 2018-11-27 | A kind of VOCA voice communications assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112311413A (en) * | 2019-07-31 | 2021-02-02 | 西安诺瓦星云科技股份有限公司 | Wireless transceiver and LED display screen |
| CN112398500A (en) * | 2019-07-31 | 2021-02-23 | 西安诺瓦星云科技股份有限公司 | Wireless transceiver and LED display screen |
-
2018
- 2018-11-27 CN CN201821973521.5U patent/CN209046637U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112311413A (en) * | 2019-07-31 | 2021-02-02 | 西安诺瓦星云科技股份有限公司 | Wireless transceiver and LED display screen |
| CN112398500A (en) * | 2019-07-31 | 2021-02-23 | 西安诺瓦星云科技股份有限公司 | Wireless transceiver and LED display screen |
| CN112311413B (en) * | 2019-07-31 | 2023-02-17 | 西安诺瓦星云科技股份有限公司 | Wireless transceiver and LED display screen |
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