CN108632472A - A kind of mobile phone circuit - Google Patents
A kind of mobile phone circuit Download PDFInfo
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- CN108632472A CN108632472A CN201810340161.3A CN201810340161A CN108632472A CN 108632472 A CN108632472 A CN 108632472A CN 201810340161 A CN201810340161 A CN 201810340161A CN 108632472 A CN108632472 A CN 108632472A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/78—Circuit arrangements in which low-frequency speech signals proceed in one direction on the line, while speech signals proceeding in the other direction on the line are modulated on a high-frequency carrier signal
-
- 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
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
- H04M2201/80—Electronic components, circuits, software, systems or apparatus used in telephone systems line protection circuits such as current or overvoltage protection circuits
Abstract
The invention discloses a kind of mobile phone circuits, including power module, control module, bluetooth module, memory module, radio-frequency module, audio-frequency module, camera model, key-press module and interface module；The power module is electrically connected with the control module, bluetooth module, memory module, camera model respectively；The control module is electrically connected with the bluetooth module, memory module, radio-frequency module, audio-frequency module, camera model, key-press module, interface module respectively；The power module includes management module and charging module；The power module that the present invention uses effectively can inhibit voltage ripple to fluctuate, small to the electromagnetic interference of mobile phone other electronic components generation, while have the EMC performances that complete machine can be promoted compared with highly resistance electromagnetic performance, be effectively improved speech quality.
Description
Technical field
The present invention relates to telecommunication circuit technical field more particularly to a kind of mobile phone circuits.
Background technology
Mobile phone, or be radio telephone, commonly referred to as mobile phone, it is a kind of communication tool originally, early stage has big again
Brother is big to be commonly called as, and is the portable telephone terminal that can be used in the broader context, is existed by AT＆T Labs of the U.S. earliest
The battlefield mobile phone of manufacture in 1940 develops.
Mobile phone will produce noise in call, and speech quality is bad, affects the mutual communication experiences sense of people；It is former
Because being broadly divided into：1, mobile phone signal is not good enough；2, mobile phone is by electromagnetic interference (EMI) emissions.
Therefore, the prior art is defective, needs to improve.
Invention content
The present invention provides a kind of mobile phone circuit, the above problem of solution.
To solve the above problems, technical solution provided by the invention is as follows：
A kind of mobile phone circuit, including power module, control module, bluetooth module, memory module, radio-frequency module, audio-frequency module, phase
Machine module, key-press module and interface module；The power module respectively with the control module, bluetooth module, memory module, phase
Machine module is electrically connected；The control module respectively with the bluetooth module, memory module, radio-frequency module, audio-frequency module, camera
Module, key-press module, interface module are electrically connected；The power module includes management module and charging module；The management mould
Block include resistance R502, R506, R507, R512, R540-R542, R701, capacitance C702, C704, C513, C518, C519, T500,
T501, T502, T503, diode D501 and integrated circuit B500, U500, J501, U703.
Preferred technical solution, the second end of the resistance R502 are connect with the anode of the diode D501；Described two
The cathode of pole pipe D501 respectively with the second end of the resistance R507, the 4th pin, the capacitance of the integrated circuit J501
The 5th end of T503 connects；The second end of the resistance R506 the 6th pin, the capacitance with the integrated circuit J501 respectively
The 4th end of T503 connects；The 2nd pin of the integrated circuit J501 is connect with the first end of the capacitance T501；The capacitance
The second end of T501, the integrated circuit J501 10-14 pins be grounded；The 7th pin of the integrated circuit J501 with
The first end of the capacitance T502 connects；The second end of the capacitance T502 is grounded；The 5th pin of the integrated circuit J501 point
It is not connect with the 6th end of the first end of the resistance R540, the capacitance T503；The 3rd pin of the integrated circuit J501 point
It is not connect with the 1st end of the first end of the resistance R541, the capacitance T503；The 1st pin of the integrated circuit J501 point
It is not connect with the 3rd end of the first end of the resistance R542, the capacitance T503；The first end of the capacitance C702 and the collection
It is connected at the 1st pin of circuit U 703；The first end of the capacitance C704 is connect with the 4th pin of the integrated circuit U703；
The second end of described capacitance C702, C704 are grounded；1st pipe of the first end of the capacitance C513 and the integrated circuit U500
Foot connects；The first end of the capacitance C518 is connect with the 4th pin of the integrated circuit U500；The first of the capacitance C519
End is connect with the 5th pin of the integrated circuit U500；The second end of described capacitance C513, C518, C519, the integrated circuit
The 2nd pin of U500 is grounded；The 1st pin of the integrated circuit B500 is connect with the first end of the capacitance T500；It is described
The second end of resistance R512 is connect with the 2nd pin of the integrated circuit B500；It is the second end of the capacitance T500, described integrated
Circuit B500 the 4th, 5 pins are grounded.
Preferred technical solution, the charging module include fuse F500, resistance R501, R508-R510, R530, electricity
Hold C500-C512, C514-C517, T504, electric resistance array RN500, vibrating motor M300, diode D502-D503 and integrated electricity
Road U501-U502, J502.
Preferred technical solution, the second end of the fuse F500 respectively with the first end of the capacitance C503, described
The 3rd pin connection of the 1st pin, the integrated circuit U502 of integrated circuit U501；The 2nd pin of the integrated circuit U501
It is connect with the 4th pin of the integrated circuit U502；The cathode of the diode D503 and the 32nd of the integrated circuit U501
Pin connects；The 2nd end of the resistance R530 is connect with the 45th pin of the integrated circuit U501；The of the resistance R530
1 end, the 42nd of the integrated circuit U501 the, 44 pins are grounded；The 4th pin of the integrated circuit U501 respectively with the electricity
Hinder the 4th end of array RN500, the 7th of the integrated circuit U502 the, the first end connections of 8 pins, the resistance R510；It is described
The second end of resistance R510 is connect with the 1st end of the electric resistance array RN500；The electric resistance array RN500 the 2nd, 3 ends connect
Ground；The 14th pin of the integrated circuit U501 respectively with the first end of the capacitance C506, the integrated circuit J502 the 2nd
Pin connects；The 15th pin of the integrated circuit U501 respectively with the first end of the capacitance C515, the integrated circuit
The 3rd pin of J502 connects；The 16th pin of the integrated circuit U501 respectively with the first end of the capacitance C514, the collection
It is connected at the 1st pin of circuit J502；The 5th pin of the integrated circuit J502 respectively with the first end of the capacitance C517,
The 4th pin of the integrated circuit J502 connects；The second end of described capacitance C506, C514, C515, C517, the integrated electricity
The 6th pin of road J502 is grounded；The integrated circuit U501 the 3rd, 17,21,28,37,40,46,49 pins are grounded；Institute
The second end for stating resistance R501 is connect with the 24th pin of the first end of the capacitance C502, the integrated circuit U501 respectively；
The 23rd pin of the integrated circuit U501 is connect with the first end of the capacitance C501；The second of the capacitance C501-C502
End is grounded；The first end of the capacitance C505 respectively with the 7th of the integrated circuit U501,19,26,47 pins, the electricity
Hold the first end connection of T504；The first end of the capacitance C500 is connect with the 30th pin of the integrated circuit U501；It is described
The 29th pin connection of the first end of capacitance C504, the integrated circuit U501；Described capacitance C500, C504, C505, T504's
Second end is grounded；The 38th pin of the integrated circuit U501 is connect with the first end of the resistance R508；The resistance
The second end of R508 is connect with the second end of positive, the described vibrating motor M300 of the diode D502 respectively；Two pole
The cathode of pipe D502 is connect with the first end of the vibrating motor M300；The integrated circuit U501 the 48th, 20,27,25,
18,8 pins are connect with the first end of the capacitance C507-C512 respectively successively；The second end of the capacitance C507-C512 connects
Ground；The 22nd pin of the integrated circuit U501 is connect with the first end of the resistance R509；The second end of the resistance R509
It is connect with the first end of the capacitance C516；The second end of the capacitance C516 is grounded.
Preferred technical solution, the interface module include television interface and infrared interface.
Preferred technical solution, the television interface include resistance R216-R217, R222 capacitance C215-C217, T220,
Inductance L200, electrostatic impedor ESD218 and integrated circuit U 208；The first end of the resistance R216 respectively with the capacitance
The first end of C215, the connection of the first end of the inductance L200；The second end of the inductance L200 respectively with the capacitance C216
First end, the integrated circuit U208 the 3rd pin connection；The second end of the capacitance C215-C216, the resistance R216
Second end be grounded；The 2nd end of the resistance R222 is connect with the 1st pin of the integrated circuit U208；The integrated electricity
The 4th pin of road U208 respectively with the second end of the resistance R217, the first end of the capacitance T220, the electrostatic impedor
The first end of ESD218 connects；The first end of the resistance R217 is connect with the first end of the capacitance C217；The capacitance
The second end of C217, the second end of the capacitance T220, the second end of the electrostatic impedor ESD218, the integrated circuit
The 2nd pin of U208 is grounded.
Preferred technical solution, the infrared interface include resistance R301, capacitance C300 and integrated circuit U 301；The electricity
The first end of resistance R301 is connect with the first end of the capacitance C300, the 6th of the integrated circuit U301 the, 7 pins respectively；It is described
The second end of resistance R301 is connect with the 1st pin of the integrated circuit U301；The integrated circuit U301 the 8th, 9 pins it is equal
Ground connection；The model HSDL3220 of the integrated circuit U301；The second end of the capacitance C300 is grounded.
Preferred technical solution further includes flashlight module；The flashlight module include resistance R303, R306, R315,
Capacitance C313-C315, diode D300 and integrated circuit U 303；The 1st pin of the integrated circuit U303 and the capacitance
The first end of C313 connects；The second end of the capacitance C313 is connect with the 3rd pin of the integrated circuit U303；The capacitance
The first end of C314 is connect with the 2nd pin of the integrated circuit U303；The second end of the capacitance C314 is grounded；The resistance
The first end of R315 is connect with the 6th pin of the integrated circuit U303；The second end of the resistance R315 is grounded；It is described integrated
9th pin of circuit U 303 is connect with the first end of the first end of the resistance R303, the capacitance C315 respectively；The capacitance
The second end of C315, the 5th of the integrated circuit U303 the, 6,11 pins are grounded；The second end of the resistance R303 respectively with
The 8th pin connection of the first end of the resistance R306, the integrated circuit U303；The second end of the resistance R306 with it is described
The anode connection of diode D300；The cathode of the diode D300 is grounded；The diode D300 is light emitting diode.
Preferred technical solution, the memory module include the first memory module, the second memory module and SD card module.
Preferred technical solution, the key-press module include button switch U203-U204, capacitance T213-T216, electrostatic resistance
Anti- device ESD211-ESD214 and integrated circuit B200；The integrated circuit B200 the 1st, 7,14 pins are grounded；The button
The first end of switch U203 is connect with the first end of the first end of the capacitance C214, the electrostatic impedor ESD212 respectively；
The second end of the button switch U203 respectively with the first end of the capacitance C213, the electrostatic impedor ESD211 first
End connection；The first end of the button switch U204 respectively with the first end of the capacitance C216, the electrostatic impedor
The first end of ESD214 connects；The second end of the button switch U204 respectively with the first end of the capacitance C215, described quiet
The first end of electrical impedance device ESD213 connects；The second end of the capacitance T213-T216, the electrostatic impedor ESD211-
The second end of ESD214 is grounded.
Advantageous effect compared with the existing technology is that using the above scheme, the power module that the present invention uses can be effective
Inhibit voltage ripple fluctuation, it is small to the electromagnetic interference of mobile phone other electronic components generation, while having compared with highly resistance electromagnetic performance,
The EMC performances that complete machine can be promoted, are effectively improved speech quality.
Description of the drawings
Illustrate embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment or the prior art
The required attached drawing used is briefly described in description, it is clear that, the accompanying drawings in the following description is only some realities invented
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of mobile phone circuit functional block diagram of the present invention；
Fig. 2 is a kind of one of mobile phone circuit control module circuit diagram of the present invention；
Fig. 3 is the two of a kind of mobile phone circuit control module circuit diagram of the present invention；
Fig. 4 is the three of a kind of mobile phone circuit control module circuit diagram of the present invention；
Fig. 5 is the four of a kind of mobile phone circuit control module circuit diagram of the present invention；
Fig. 6 is a kind of mobile phone circuit Audio Input Modules circuit diagram of the present invention；
Fig. 7 is a kind of mobile phone circuit audio output module circuit diagram of the present invention；
Fig. 8 is a kind of mobile phone circuit television interface circuit schematic diagram of the present invention；
Fig. 9 is a kind of mobile phone circuit key module circuit schematic of the present invention；
Figure 10 is a kind of mobile phone circuit touch panel controller circuit diagram of the present invention；
Figure 11 is a kind of mobile phone circuit infrared interface circuit diagram of the present invention；
Figure 12 is a kind of mobile phone circuit flashlight module circuit diagram of the present invention；
Figure 13 is a kind of mobile phone circuit camera module circuit schematic diagram of the present invention；
Figure 14 is a kind of mobile phone circuit management module circuit diagram of the present invention；
Figure 15 is a kind of mobile phone circuit charging module circuit diagram of the present invention；
Figure 16 is a kind of mobile phone circuit FM module circuit schematics of the present invention；
Figure 17 is a kind of mobile phone circuit bluetooth module circuit diagram of the present invention；
Figure 18 is a kind of the first storage module circuit schematic of mobile phone circuit of the present invention；
Figure 19 is a kind of the second storage module circuit schematic of mobile phone circuit of the present invention；
Figure 20 is a kind of mobile phone circuit SD card module circuit schematic of the present invention；
Figure 21 is a kind of mobile phone circuit radio frequency module circuit schematic diagram of the present invention.
Specific implementation mode
To facilitate the understanding of the present invention, in the following with reference to the drawings and specific embodiments, the present invention will be described in more detail.
The preferred embodiment of the present invention is given in attached drawing.But the present invention can realize in many different forms, and it is unlimited
In this specification described embodiment.Make to the disclosure on the contrary, purpose of providing these embodiments is
Understand more thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " integrated molding ",
For illustrative purposes only, the similar unit of structure is to identical label in the figure for "left", "right" and similar statement
Mark.
Unless otherwise defined, technical and scientific term all used in this specification is led with the technology for belonging to the present invention
The normally understood meaning of technical staff in domain is identical.Used term is only in the description of the invention in this specification
The purpose of description specific embodiment is not intended to the limitation present invention.
As shown in Fig. 1-2 1, one embodiment of the present of invention is：
A kind of mobile phone circuit, including power module, control module, bluetooth module, memory module, radio-frequency module, audio-frequency module, phase
Machine module, key-press module and interface module；The power module respectively with the control module, bluetooth module, memory module, phase
Machine module is electrically connected；The control module respectively with the bluetooth module, memory module, radio-frequency module, audio-frequency module, camera
Module, key-press module, interface module are electrically connected；The power module includes management module and charging module；The audio mould
Block includes Audio Input Modules and audio output module；The interface module includes television interface and infrared interface；The storage
Module includes the first memory module, the second memory module and SD card module；The mobile phone circuit further includes flashlight module, FM moulds
Block and LED backlight plate.
Specifically, as shown in fig. 6, the Audio Input Modules include resistance R203, R204, R206, R208, R209,
R212-R214, R223, R224, capacitance C205, C206, C208-C214, T205, T207-T210, electrostatic impedor ESD200,
ESD203, ESD206, ESD207, integrated circuit FL201-FL203 and sound pick-up MIK200；The first end of the resistance R203 point
It is not connect with the 1st end of the resistance R214；The second end of the resistance R203 respectively with the first end of the resistance R204, institute
State the first end connection of capacitance C206；The second end of the resistance R204 respectively with the second end of the capacitance C205, the collection
It is connected at the 1st pin of circuit FL201；The 4th pin of the integrated circuit FL201 respectively with the capacitance C208 second
The first end connection at end, the resistance R206；The second end of the resistance R206 respectively with the second end of the capacitance C206, institute
State the first end connection of resistance R208；The second end of the resistance R208 is connect with the first end of the resistance R223；The collection
At circuit FL201 the 2nd pin respectively with the first end of the capacitance T205, the first end of the electrostatic impedor ESD203,
The first end of the sound pick-up MIK200 connects；The second of the second end of the capacitance T205, the electrostatic impedor ESD203
End is grounded；The 3rd pin of the integrated circuit FL201 respectively with the first end of the capacitance T208, the electrostatic impedor
The first end of ESD206, the connection of the second end of the sound pick-up MIK200；Second end, the static impedance of the capacitance T208
The second end of device ESD206 is grounded；The second end of the resistance R209 is connect with the first end of the capacitance C209；The electricity
Hold C209 second end respectively with the first end of the capacitance C210, the first end of the capacitance T209, the integrated circuit
The 1st pin of FL202 connects；The second end of the resistance R212 is connect with the first end of the capacitance C211；The capacitance
The second end of C211 respectively with the second end of the capacitance C210, the second end of the resistance R213, the capacitance T210
The 4th pin connection of one end, the integrated circuit FL202；The 2nd pin of the integrated circuit FL202 and the static impedance
The first end of device ESD207 connects；The first end of the 3rd pin and the electrostatic impedor ESD200 of the integrated circuit FL202
Connection；The second end of the electrostatic impedor ESD200, the second end of the electrostatic impedor ESD207 are grounded；The resistance
The 3rd end of R214 is grounded；The 2nd end of the resistance R214 respectively with the second end of the capacitance C212, the resistance R215
The 4th pin connection of first end, the integrated circuit FL203；The second end of the resistance R215 respectively with the capacitance C214
Second end, the second end of the resistance R223, the first end of the resistance R224, the integrated circuit FL203 the 1st pin
Connection；The 3rd pin of the integrated circuit FL203 is connect with the first end of the capacitance C213；The second of the capacitance C213
End ground connection.
Specifically, as shown in fig. 7, the audio output module include resistance R201, R202, R205, R207, R218,
R219, capacitance C200-C204, T203-T204, T206-T207, electrostatic impedor ESD201-ESD202, ESD204-ESD205,
Inductance L202-L205, integrated circuit U201-U202 and loud speaker LS200, LS202；The first end of the capacitance C201 respectively with
The integrated circuit U201 the 3rd, 7 pins connection；The second end of the capacitance C203 and the first end of the resistance R201 connect
It connects；The second end of the resistance R201 connects with the 1st pin of the first end of the resistance R202, the integrated circuit U201 respectively
It connects；The second end of the resistance R202 connects with the 8th pin of the first end of the inductance L203, the integrated circuit U201 respectively
It connects；The first end of the capacitance C202 is connect with the 6th pin of the integrated circuit U201；The 4th of the integrated circuit U201
Pin is connect with the first end of the inductance L202；The of the second end of the capacitance C201-C202, the integrated circuit U201
2,9 pins are grounded；The second end of the inductance L202 respectively with the first end of the capacitance T203, the electrostatic impedor
The first end of ESD201, the connection of the first end of the loud speaker LS200；The second end of the inductance L203 respectively with the capacitance
The first end of T204, the first end of the electrostatic impedor ESD202, the connection of the second end of the loud speaker LS200；The electricity
Second end, the second end of the electrostatic impedor ESD201-ESD202 for holding T202-T203 are grounded；The capacitance C200's
First end is connect with the 3rd of the integrated circuit U202,7 pins respectively；The second end of the capacitance C207 and the resistance
The first end of R205 connects；The second end of the resistance R205 respectively with the first end of the resistance R207, the integrated circuit
The 1st pin of U202 connects；The second end of the resistance R207 respectively with the first end of the resistance R218, the inductance L205
First end, the integrated circuit U202 the 8th pin connection；The first end of the capacitance C204 and the integrated circuit U202
The 6th pin connection；The second end of described capacitance C200, C204, the 2nd of the integrated circuit U202 the, 9 pins are grounded；Institute
The 4th pin for stating integrated circuit U202 is connect with the first end of the second end of the resistance R219, the inductance L204 respectively；Institute
State the second end of inductance L204 respectively with the first end of the capacitance T206, the first end of the electrostatic impedor ESD204, institute
State the first end connection of loud speaker LS202；The second end of the inductance L205 respectively with the first end of the capacitance T207, described
The first end of electrostatic impedor ESD205, the connection of the second end of the loud speaker LS202；The second of the capacitance T206-T207
It holds, the second end of the electrostatic impedor ESD204-ESD205 is grounded.
Specifically, as shown in figure 8, the television interface include resistance R216-R217, R222 capacitance C215-C217,
T220, inductance L200, electrostatic impedor ESD218 and integrated circuit U 208；The first end of the resistance R216 respectively with the electricity
Hold first end, the connection of the first end of the inductance L200 of C215；The second end of the inductance L200 respectively with the capacitance
The 3rd pin connection of the first end of C216, the integrated circuit U208；The second end of the capacitance C215-C216, the resistance
The second end of R216 is grounded；The 2nd end of the resistance R222 is connect with the 1st pin of the integrated circuit U208；The collection
It is hindered respectively with the second end of the resistance R217, the first end of the capacitance T220, the electrostatic at the 4th pin of circuit U 208
The first end of anti-device ESD218 connects；The first end of the resistance R217 is connect with the first end of the capacitance C217；The electricity
The second end of appearance C217, the second end of the capacitance T220, the second end of the electrostatic impedor ESD218, the integrated circuit
The 2nd pin of U208 is grounded.
Specifically, as shown in figure 9, the key-press module includes button switch U203-U204, capacitance T213-T216, electrostatic
Impedor ESD211-ESD214 and integrated circuit B200；The integrated circuit B200 the 1st, 7,14 pins are grounded；It is described to press
The first end of button switch U203 connects with the first end of the capacitance C214, the first end of the electrostatic impedor ESD212 respectively
It connects；The second end of the button switch U203 respectively with the first end of the capacitance C213, the electrostatic impedor ESD211
First end connects；The first end of the button switch U204 respectively with the first end of the capacitance C216, the electrostatic impedor
The first end of ESD214 connects；The second end of the button switch U204 respectively with the first end of the capacitance C215, described quiet
The first end of electrical impedance device ESD213 connects；The second end of the capacitance T213-T216, the electrostatic impedor ESD211-
The second end of ESD214 is grounded.
Specifically, as shown in Figure 10, the touching control panel controller includes resistance R300, R304, R305, R307, R309-
R311, capacitance C308, C310, C311, C316-C318, T300, T303-T305, electrostatic impedor ESD302-ESD305, inductance
L300, zener diode D301 and integrated circuit U 302, U304；The 2nd pin of the integrated circuit U302 respectively with the electricity
Hold first end, the connection of the first end of the electrostatic impedor ESD302 of T303；The 3rd pin of the integrated circuit U302 is distinguished
It is connect with the first end of the first end of the capacitance T300, the electrostatic impedor ESD303；The 4th of the integrated circuit U302
Pin is connect with the first end of the first end of the capacitance T304, the electrostatic impedor ESD304 respectively；The integrated circuit
The 5th pin of U302 is connect with the first end of the first end of the capacitance T305, the electrostatic impedor ESD305 respectively；It is described
The second end of capacitance T300, T303-T305, the second end of the electrostatic impedor ESD302-ESD305 are grounded；The capacitance
The first end of C308 is connect with the 1st pin of the integrated circuit U302；The first end of the resistance R310 respectively with the electricity
Hold the first end of C310, the 9th pin connection of the integrated circuit U302；The second end of the resistance R310 respectively with the electricity
Hold the first end of C311, the 10th pin connection of the integrated circuit U302；The second end of described capacitance C308, C310-C311,
The 6th pin of the integrated circuit U302 is grounded；The first end of the capacitance C317 is negative with the zener diode D301's
Pole connects；The anode of the zener diode D301 respectively with the first end of the inductance L300, the integrated circuit U304
1st pin connects；The second end of the inductance L300 respectively with the first end of the capacitance C316, the integrated circuit U304
6th pin connects；The second end of the capacitance C316-C317, the integrated circuit U304 the 2nd pin be grounded；The collection
It is connect respectively with the second end of the first end of the resistance R304, the resistance R311 at the 3rd pin of circuit U 304；The electricity
The first end of resistance R311 is connect with the first end of the resistance R309；The second end of the resistance R304 respectively with the resistance
The first end of R305, the connection of the first end of the capacitance C318；The second of the second end of the capacitance C318, the resistance R309
End is grounded；The 4th pin of the integrated circuit U304 respectively with the first end of the resistance R307, the resistance R300
2 ends connect；The second end of the resistance R307 is grounded.
Specifically, as shown in figure 11, the infrared interface includes resistance R301, capacitance C300 and integrated circuit U 301；Institute
The first end for stating resistance R301 is connect with the first end of the capacitance C300, the 6th of the integrated circuit U301 the, 7 pins respectively；
The second end of the resistance R301 is connect with the 1st pin of the integrated circuit U301；The 8th, 9 pipes of the integrated circuit U301
Foot is grounded；The model HSDL3220 of the integrated circuit U301；The second end of the capacitance C300 is grounded.
Specifically, as shown in figure 12, the flashlight module include resistance R303, R306, R315, capacitance C313-C315,
Diode D300 and integrated circuit U 303；The 1st pin of the integrated circuit U303 is connect with the first end of the capacitance C313；
The second end of the capacitance C313 is connect with the 3rd pin of the integrated circuit U303；The first end of the capacitance C314 and institute
State the 2nd pin connection of integrated circuit U303；The second end of the capacitance C314 is grounded；The first end of the resistance R315 and institute
State the 6th pin connection of integrated circuit U303；The second end of the resistance R315 is grounded；The 9th pipe of the integrated circuit U303
Foot is connect with the first end of the first end of the resistance R303, the capacitance C315 respectively；The second end of the capacitance C315, institute
State integrated circuit U303 the 5th, 6,11 pins are grounded；The second end of the resistance R303 respectively with the resistance R306
The 8th pin connection of one end, the integrated circuit U303；The anode of the second end of the resistance R306 and the diode D300
Connection；The cathode of the diode D300 is grounded；The diode D300 is light emitting diode.
Specifically, as shown in figure 13, the camera model include resistance R312-R313, capacitance C303-C307, C309,
C312 and integrated circuit U 300, U305；The first end of the capacitance C309 is connect with the 1st pin of the integrated circuit U300；
The first end of the capacitance C312 is connect with the 4th pin of the integrated circuit U300；The second of described capacitance C309, C312
It holds, the 2nd pin of the integrated circuit U300 is grounded；The first end of the first end of the resistance R313 and the resistance R312
Connection；The second end of the resistance R313 is connect with the 10th pin of the integrated circuit U305；The second of the resistance R312
End is connect with the 12nd pin of the integrated circuit U305；The 14th pin of the integrated circuit U305 is with the capacitance C303's
First end connects；The 16th pin of the integrated circuit U305 is connect with the first end of the capacitance C305；The capacitance C303,
The second end of C305 is grounded；The 22nd pin of the integrated circuit U305 is connect with the first end of the capacitance C307；It is described
The 24th pin of integrated circuit U305 is connect with the first end of the first end of the capacitance C304, the capacitance C306 respectively；Institute
The second end for stating capacitance C304, C306, C307 is grounded；The integrated circuit U305 the 18th, 26 pins are grounded.
Specifically, as shown in figure 14, the management module include resistance R502, R506, R507, R512, R540-R542,
R701, capacitance C702, C704, C513, C518, C519, T500, T501, T502, T503, diode D501 and integrated circuit
B500、U500、J501、U703；The second end of the resistance R502 is connect with the anode of the diode D501；The diode
The cathode of D501 respectively with the second end of the resistance R507, the 4th pin of the integrated circuit J501, the capacitance T503
5th end connects；The second end of the resistance R506 respectively with the 6th pin of the integrated circuit J501, the capacitance T503
4th end connects；The 2nd pin of the integrated circuit J501 is connect with the first end of the capacitance T501；The capacitance T501's
Second end, the integrated circuit J501 10-14 pins be grounded；The 7th pin of the integrated circuit J501 and the electricity
Hold the first end connection of T502；The second end of the capacitance T502 is grounded；The 5th pin of the integrated circuit J501 respectively with institute
State the first end of resistance R540, the 6th end connection of the capacitance T503；The 3rd pin of the integrated circuit J501 respectively with institute
State the first end of resistance R541, the 1st end connection of the capacitance T503；The 1st pin of the integrated circuit J501 respectively with institute
State the first end of resistance R542, the 3rd end connection of the capacitance T503；The first end of the capacitance C702 and the integrated circuit
The 1st pin of U703 connects；The first end of the capacitance C704 is connect with the 4th pin of the integrated circuit U703；The electricity
The second end for holding C702, C704 is grounded；The first end of the capacitance C513 and the 1st pin of the integrated circuit U500 connect
It connects；The first end of the capacitance C518 is connect with the 4th pin of the integrated circuit U500；The first end of the capacitance C519 with
The 5th pin of the integrated circuit U500 connects；The second end of described capacitance C513, C518, C519, the integrated circuit U500
The 2nd pin be grounded；The 1st pin of the integrated circuit B500 is connect with the first end of the capacitance T500；The resistance
The second end of R512 is connect with the 2nd pin of the integrated circuit B500；The second end of the capacitance T500, the integrated circuit
B500 the 4th, 5 pins are grounded.
Specifically, as shown in figure 15, the charging module include fuse F500, resistance R501, R508-R510, R530,
Capacitance C500-C512, C514-C517, T504, electric resistance array RN500, vibrating motor M300, diode D502-D503 and integrated
Circuit U 501-U502, J502；The second end of the fuse F500 respectively with the first end of the capacitance C503, described integrated
The 3rd pin connection of the 1st pin, the integrated circuit U502 of circuit U 501；The 2nd pin of the integrated circuit U501 and institute
State the 4th pin connection of integrated circuit U502；32nd pin of the cathode of the diode D503 and the integrated circuit U501
Connection；The 2nd end of the resistance R530 is connect with the 45th pin of the integrated circuit U501；The 1st end of the resistance R530,
The integrated circuit U501 the 42nd, 44 pins are grounded；The 4th pin of the integrated circuit U501 respectively with the Resistor Array Projector
Arrange the 4th end of RN500, the 7th of the integrated circuit U502 the, the first end connections of 8 pins, the resistance R510；The resistance
The second end of R510 is connect with the 1st end of the electric resistance array RN500；The electric resistance array RN500 the 2nd, 3 ends are grounded；
The 14th pin of the integrated circuit U501 respectively with the first end of the capacitance C506, the integrated circuit J502 the 2nd pipe
Foot connects；The 15th pin of the integrated circuit U501 respectively with the first end of the capacitance C515, the integrated circuit J502
The 3rd pin connection；The 16th pin of the integrated circuit U501 respectively with the first end of the capacitance C514, the integrated electricity
The 1st pin of road J502 connects；The 5th pin of the integrated circuit J502 respectively with the first end of the capacitance C517, described
The 4th pin of integrated circuit J502 connects；The second end of described capacitance C506, C514, C515, C517, the integrated circuit
The 6th pin of J502 is grounded；The integrated circuit U501 the 3rd, 17,21,28,37,40,46,49 pins are grounded；It is described
The second end of resistance R501 is connect with the 24th pin of the first end of the capacitance C502, the integrated circuit U501 respectively；Institute
The 23rd pin for stating integrated circuit U501 is connect with the first end of the capacitance C501；The second end of the capacitance C501-C502
It is grounded；The first end of the capacitance C505 respectively with the 7th of the integrated circuit U501,19,26,47 pins, the capacitance
The first end of T504 connects；The first end of the capacitance C500 is connect with the 30th pin of the integrated circuit U501；The electricity
Hold the first end of C504, the 29th pin connection of the integrated circuit U501；The of described capacitance C500, C504, C505, T504
Two ends are grounded；The 38th pin of the integrated circuit U501 is connect with the first end of the resistance R508；The resistance R508
Second end connect respectively with the second end of positive, the described vibrating motor M300 of the diode D502；The diode
The cathode of D502 is connect with the first end of the vibrating motor M300；The 48th, 20,27,25,18, the 8 of the integrated circuit U501
Pin is connect with the first end of the capacitance C507-C512 respectively successively；The second end of the capacitance C507-C512 is grounded；
The 22nd pin of the integrated circuit U501 is connect with the first end of the resistance R509；The second end of the resistance R509 and institute
State the first end connection of capacitance C516；The second end of the capacitance C516 is grounded.
Specifically, as shown in figure 17, the bluetooth module include resistance R700, R702, capacitance 700, C701, C703,
C705-C711, C721, inductance L700-L702, L711, light emitting diode D700, antenna E700 and integrated circuit U 700-U702；
The antenna E700 is connect with the first end of the first end of the inductance L700, the capacitance C711 respectively；The capacitance C711
Second end connect respectively with the 3rd pin of the first end of the inductance L702, the integrated circuit U701；The inductance
The second end of L700, L702 are grounded；The second end of the inductance L701 respectively with the first end of the capacitance C710, the collection
It is connected at the 2nd pin of circuit U 701；The second end of the capacitance C710 is grounded；The 7th pin of the integrated circuit U701 with
The F1 pins of the integrated circuit U700 connect；The 5th pin of the integrated circuit U701 is with the integrated circuit U700's
E1 pins connect；The integrated circuit U701 the 4th, 6,8 pins are grounded；G1, G2 of the integrated circuit U700 is managed
Foot is grounded；The first end of the capacitance C700 is connect with the H1 pins of the integrated circuit U700；The capacitance C708's
First end is connect with C1, C2 pin of the integrated circuit U700 respectively；The second end of described capacitance C700, C708 connect
Ground；The second end of the resistance R700 respectively with the first end of the capacitance C709, the integrated circuit U700 A6, A7,
A9, H6, I6, K7, B8, E10 pin connect；The second end of the capacitance C709 is grounded；The second end of the inductance L711 is distinguished
It is connect with D10, K6, K9 pin of the first end of the capacitance C706-C707, the integrated circuit U700；The capacitance
The second end of C706-C707 is grounded；The second end of the capacitance C701 respectively with the first end of the capacitance C705, the collection
It is connected at the K3 pins of the 3rd pin of circuit U 702, the integrated circuit U700；The 1st pin of the integrated circuit U702
It is connect respectively with the J3 pins of the first end of the capacitance C703, the integrated circuit U700；Described capacitance C703, C705's
Second end, the integrated circuit U702 the 2nd pin be grounded；The B1 pins of the integrated circuit U700 pass through the resistance
R702 is connect with the anode of the light emitting diode D700；The cathode of the light emitting diode D700 is grounded；The integrated circuit
The J5 pins of U700 are connect with the first end of the capacitance C721；The second end of the capacitance C721 is grounded.
Advantageous effect compared with the existing technology is that using the above scheme, the power module that the present invention uses can be effective
Inhibit voltage ripple fluctuation, it is small to the electromagnetic interference of mobile phone other electronic components generation, while having compared with highly resistance electromagnetic performance,
The EMC performances that complete machine can be promoted, are effectively improved speech quality.
It should be noted that above-mentioned each technical characteristic continues to be combined with each other, the various embodiments not being enumerated above are formed,
It is accordingly to be regarded as the range of description of the invention record；Also, for those of ordinary skills, it can add according to the above description
To improve or convert, and all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (10)
1. a kind of mobile phone circuit, which is characterized in that including power module, control module, bluetooth module, memory module, radio frequency mould
Block, audio-frequency module, camera model, key-press module and interface module；The power module respectively with the control module, bluetooth mould
Block, memory module, camera model are electrically connected；The control module respectively with the bluetooth module, memory module, radio frequency mould
Block, audio-frequency module, camera model, key-press module, interface module are electrically connected；The power module includes management module and charging
Module；The management module include resistance R502, R506, R507, R512, R540-R542, R701, capacitance C702, C704, C513,
C518, C519, T500, T501, T502, T503, diode D501 and integrated circuit B500, U500, J501, U703.
2. a kind of mobile phone circuit according to claim 1, which is characterized in that the second end of the resistance R502 and described two
The anode connection of pole pipe D501；The cathode of the diode D501 respectively with the second end of the resistance R507, the integrated electricity
The 5th end connection of the 4th pin, the capacitance T503 of road J501；The second end of the resistance R506 respectively with the integrated electricity
The 4th end connection of the 6th pin, the capacitance T503 of road J501；The 2nd pin of the integrated circuit J501 and the capacitance
The first end of T501 connects；The second end of the capacitance T501, the integrated circuit J501 10-14 pins be grounded；Institute
The 7th pin for stating integrated circuit J501 is connect with the first end of the capacitance T502；The second end of the capacitance T502 is grounded；Institute
The 5th pin for stating integrated circuit J501 is connect with the 6th end of the first end of the resistance R540, the capacitance T503 respectively；Institute
The 3rd pin for stating integrated circuit J501 is connect with the 1st end of the first end of the resistance R541, the capacitance T503 respectively；Institute
The 1st pin for stating integrated circuit J501 is connect with the 3rd end of the first end of the resistance R542, the capacitance T503 respectively；Institute
The first end for stating capacitance C702 is connect with the 1st pin of the integrated circuit U703；The first end of the capacitance C704 with it is described
The 4th pin of integrated circuit U703 connects；The second end of described capacitance C702, C704 are grounded；The first of the capacitance C513
End is connect with the 1st pin of the integrated circuit U500；The first end of the capacitance C518 and the 4th of the integrated circuit U500
Pin connects；The first end of the capacitance C519 is connect with the 5th pin of the integrated circuit U500；The capacitance C513,
The second end of C518, C519, the integrated circuit U500 the 2nd pin be grounded；The 1st pin of the integrated circuit B500 with
The first end of the capacitance T500 connects；The second end of the resistance R512 is connect with the 2nd pin of the integrated circuit B500；
The second end of the capacitance T500, the 4th of the integrated circuit B500 the, 5 pins are grounded.
3. a kind of mobile phone circuit according to claim 1, which is characterized in that the charging module include fuse F500,
Resistance R501, R508-R510, R530, capacitance C500-C512, C514-C517, T504, electric resistance array RN500, vibrating motor
M300, diode D502-D503 and integrated circuit U 501-U502, J502.
4. a kind of mobile phone circuit according to claim 3, which is characterized in that the second end of the fuse F500 respectively with
The 3rd pin connection of the first end of the capacitance C503, the 1st pin of the integrated circuit U501, the integrated circuit U502；
The 2nd pin of the integrated circuit U501 is connect with the 4th pin of the integrated circuit U502；The cathode of the diode D503
It is connect with the 32nd pin of the integrated circuit U501；The 2nd end of the resistance R530 and the 45th of the integrated circuit U501 the
Pin connects；The 1st end of the resistance R530, the 42nd of the integrated circuit U501 the, 44 pins are grounded；The integrated circuit
The 4th pin of U501 respectively with the 4th end of the electric resistance array RN500, the 7th of the integrated circuit U502 the, it is 8 pins, described
The first end of resistance R510 connects；The second end of the resistance R510 is connect with the 1st end of the electric resistance array RN500；It is described
Electric resistance array RN500 the 2nd, 3 ends are grounded；The 14th pin of the integrated circuit U501 respectively with the capacitance C506
The 2nd pin connection of one end, the integrated circuit J502；The 15th pin of the integrated circuit U501 respectively with the capacitance
The 3rd pin connection of the first end of C515, the integrated circuit J502；The 16th pin of the integrated circuit U501 respectively with institute
State the first end of capacitance C514, the 1st pin connection of the integrated circuit J502；The 5th pin of the integrated circuit J502 point
It is not connect with the 4th pin of the first end of the capacitance C517, the integrated circuit J502；The capacitance C506, C514,
The second end of C515, C517, the integrated circuit J502 the 6th pin be grounded；The integrated circuit U501 the 3rd, 17,
21,28,37,40,46,49 pins are grounded；The second end of the resistance R501 respectively with the first end of the capacitance C502, institute
State the 24th pin connection of integrated circuit U501；The first end of the 23rd pin and the capacitance C501 of the integrated circuit U501
Connection；The second end of the capacitance C501-C502 is grounded；The first end of the capacitance C505 respectively with the integrated circuit
U501 the 7th, 19,26,47 pins, the capacitance T504 first end connection；The first end of the capacitance C500 and the collection
It is connected at the 30th pin of circuit U 501；The 29th pin connection of the first end of the capacitance C504, the integrated circuit U501；
The second end of described capacitance C500, C504, C505, T504 are grounded；The 38th pin of the integrated circuit U501 and the electricity
Hinder the first end connection of R508；The second end of the resistance R508 is electric with positive, the described vibration of the diode D502 respectively
The second end of machine M300 connects；The cathode of the diode D502 is connect with the first end of the vibrating motor M300；The collection
It is connect respectively with the first end of the capacitance C507-C512 successively at the 48th of circuit U 501 the, 20,27,25,18,8 pins；Institute
The second end for stating capacitance C507-C512 is grounded；The 22nd pin of the integrated circuit U501 and the first of the resistance R509
End connection；The second end of the resistance R509 is connect with the first end of the capacitance C516；The second termination of the capacitance C516
Ground.
5. a kind of mobile phone circuit according to claim 1, which is characterized in that the interface module includes television interface and red
External tapping.
6. a kind of mobile phone circuit according to claim 5, which is characterized in that the television interface includes resistance R216-
R217, R222 capacitance C215-C217, T220, inductance L200, electrostatic impedor ESD218 and integrated circuit U 208；The resistance
The first end of R216 is connect with the first end of the first end of the capacitance C215, the inductance L200 respectively；The inductance L200
Second end connect respectively with the 3rd pin of the first end of the capacitance C216, the integrated circuit U208；The capacitance
The second end of C215-C216, the second end of the resistance R216 are grounded；The 2nd end of the resistance R222 and the integrated electricity
The 1st pin of road U208 connects；The 4th pin of the integrated circuit U208 respectively with the second end of the resistance R217, described
The first end of capacitance T220, the connection of the first end of the electrostatic impedor ESD218；The first end of the resistance R217 with it is described
The first end of capacitance C217 connects；The second end of the capacitance C217, the second end of the capacitance T220, the electrostatic impedor
The second end of ESD218, the integrated circuit U208 the 2nd pin be grounded.
7. a kind of mobile phone circuit according to claim 5, which is characterized in that the infrared interface includes resistance R301, electricity
Hold C300 and integrated circuit U 301；The first end of the resistance R301 respectively with the first end of the capacitance C300, described integrated
Circuit U 301 the 6th, 7 pins connection；The second end of the resistance R301 is connect with the 1st pin of the integrated circuit U301；
The integrated circuit U301 the 8th, 9 pins are grounded；The model HSDL3220 of the integrated circuit U301；The capacitance
The second end of C300 is grounded.
8. a kind of mobile phone circuit according to claim 1, which is characterized in that further include flashlight module；The flashlight
Module includes resistance R303, R306, R315, capacitance C313-C315, diode D300 and integrated circuit U 303；The integrated electricity
The 1st pin of road U303 is connect with the first end of the capacitance C313；The second end of the capacitance C313 and the integrated circuit
The 3rd pin of U303 connects；The first end of the capacitance C314 is connect with the 2nd pin of the integrated circuit U303；The electricity
Hold the second end ground connection of C314；The first end of the resistance R315 is connect with the 6th pin of the integrated circuit U303；The electricity
Hinder the second end ground connection of R315；The 9th pin of the integrated circuit U303 respectively with the first end of the resistance R303, the electricity
Hold the first end connection of C315；The second end of the capacitance C315, the 5th of the integrated circuit U303 the, 6,11 pins are grounded；
The second end of the resistance R303 is connect with the 8th pin of the first end of the resistance R306, the integrated circuit U303 respectively；
The second end of the resistance R306 is connect with the anode of the diode D300；The cathode of the diode D300 is grounded；It is described
Diode D300 is light emitting diode.
9. a kind of mobile phone circuit according to claim 1, which is characterized in that the memory module includes the first storage mould
Block, the second memory module and SD card module.
10. a kind of mobile phone circuit according to claim 1, which is characterized in that the key-press module includes button switch
U203-U204, capacitance T213-T216, electrostatic impedor ESD211-ESD214 and integrated circuit B200；The integrated circuit
B200 the 1st, 7,14 pins are grounded；The first end of the button switch U203 respectively with the first end of the capacitance C214,
The first end of the electrostatic impedor ESD212 connects；The second end of the button switch U203 is respectively with the capacitance C213's
First end, the connection of the first end of the electrostatic impedor ESD211；The first end of the button switch U204 respectively with the electricity
Hold first end, the connection of the first end of the electrostatic impedor ESD214 of C216；The second end of the button switch U204 is distinguished
It is connect with the first end of the first end of the capacitance C215, the electrostatic impedor ESD213；The of the capacitance T213-T216
Two ends, the electrostatic impedor ESD211-ESD214 second end be grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340161.3A CN108632472B (en) | 2018-04-16 | 2018-04-16 | Mobile phone circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810340161.3A CN108632472B (en) | 2018-04-16 | 2018-04-16 | Mobile phone circuit |
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| CN108632472B CN108632472B (en) | 2020-08-18 |
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|---|---|---|---|---|
| WO2012107519A1 (en) * | 2011-02-10 | 2012-08-16 | St-Ericsson Sa | Method and electrical interface circuit enabling multiplexing |
| CN202795159U (en) * | 2012-08-24 | 2013-03-13 | 广东电网公司信息中心 | Hand-held mobile terminal |
| CN203151478U (en) * | 2013-01-30 | 2013-08-21 | 深圳市江波龙电子有限公司 | Mobile communication device and system thereof |
| CN206759434U (en) * | 2017-03-15 | 2017-12-15 | 福建宜准信息科技有限公司 | A kind of 4G communication intelligent wrist-watches of double-core low-power consumption |
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2018
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012107519A1 (en) * | 2011-02-10 | 2012-08-16 | St-Ericsson Sa | Method and electrical interface circuit enabling multiplexing |
| CN202795159U (en) * | 2012-08-24 | 2013-03-13 | 广东电网公司信息中心 | Hand-held mobile terminal |
| CN203151478U (en) * | 2013-01-30 | 2013-08-21 | 深圳市江波龙电子有限公司 | Mobile communication device and system thereof |
| CN206759434U (en) * | 2017-03-15 | 2017-12-15 | 福建宜准信息科技有限公司 | A kind of 4G communication intelligent wrist-watches of double-core low-power consumption |
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| CN108632472B (en) | 2020-08-18 |
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