CN110113463A - Handset bracket, signal processing method and device based on capacitance detecting - Google Patents
Handset bracket, signal processing method and device based on capacitance detecting Download PDFInfo
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- CN110113463A CN110113463A CN201910271846.1A CN201910271846A CN110113463A CN 110113463 A CN110113463 A CN 110113463A CN 201910271846 A CN201910271846 A CN 201910271846A CN 110113463 A CN110113463 A CN 110113463A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
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Abstract
This application discloses a kind of handset bracket based on capacitance detecting, signal processing method and devices.The handset bracket based on capacitance detecting includes signal processing module, the signal processing module includes: the first signal processing unit and second signal processing unit, first signal processing unit and the second signal processing unit are respectively used to the two poles of the earth as capacitor, so that the handset bracket can detect whether object placement.Present application addresses the big technical problems of the detection device cost high power consumption of handset bracket.The detection mode that handset bracket and mobile phone are placed is carried out by using capacitor, with the placement detection of the more inexpensive realization mobile phone of more low-power consumption.In addition, the application can be applicable to mobile phone and the placement detection of other objects.
Description
Technical field
This application involves field of stents, in particular to a kind of handset bracket based on capacitance detecting.
Background technique
Handset bracket can be used for placing mobile phone.
Inventors have found that whether being placed in detection mobile phone, and carry out automatic during mobile phone is placed into handset bracket
The detection device used during the operation of clamping is at high cost and power consumption is big.
For the big problem of the detection device cost high power consumption of handset bracket in the related technology, not yet propose at present effective
Solution.
Summary of the invention
The main purpose of the application is to provide a kind of handset bracket based on capacitance detecting, to solve the inspection of handset bracket
The big problem of measurement equipment cost high power consumption.
To achieve the goals above, according to the one aspect of the application, a kind of mobile phone branch based on capacitance detecting is provided
Frame.
It include: signal processing module according to the handset bracket based on capacitance detecting of the application, the signal processing module
It include: the first signal processing unit and second signal processing unit, at first signal processing unit and the second signal
Reason unit is respectively used to the two poles of the earth as capacitor, so that the handset bracket can detect whether object placement.
Further, first signal processing unit and the second signal processing unit are respectively according to default arrangement side
Formula is deployed on same printed circuit board.
Further, first signal processing unit and the second signal processing unit are deployed in different printings respectively
On circuit board.
Further, first signal processing unit is configured as: transmitting electric signal, the second signal processing unit
It is configured as: receiving the electric signal, pass through the electric signal that judges to receive in the second signal processing unit
Whether attribute value meets default variation degree value, and judges whether there is object according to the electric signal for meeting default variation degree value
Body is placed.
Further, first signal processing unit is configured as: emit the electric signal with hybrid waveform, described the
Binary signal processing unit is configured as: demodulation obtains the opposite variation degree value of the electric signal.
Further, first signal processing unit is configured as: if do not had in the second signal processing unit
Before the variation for detecting electric signal, then the electric signal is sent according to low tranmitting frequency；If single in second signal processing
The variation for the electric signal that member has detected that then sends the electric signal according to high emission frequency；If at the second signal
After the electric signal that reason unit detects is stablized, then low tranmitting frequency is kept to send the electric signal.
Further, based on the handset bracket of capacitance detecting further include: control module and drive module, signal processing module
It is electrical connected with the control module, for when having detected object placement, Xiang Suoshu control module to transmit trigger signal；Control
Module block processed is electrical connected with the drive module, for after having detected that object is placed, the transmission of Xiang Suoshu drive module to be driven
Dynamic control signal.
To achieve the goals above, it according to the another aspect of the application, provides at a kind of signal based on capacitance detecting
Manage device.
It include: first detection unit according to the signal processing apparatus based on capacitance detecting of the application, for detecting whether
There is one pole of capacitor as transmitting electric signal；Second detection unit, for detecting whether another as the capacitor for receiving electric signal
Pole；Judge processing unit, for the variation degree according to the capacitor, detects whether object placement.
To achieve the goals above, it according to the another aspect of the application, provides at a kind of signal based on capacitance detecting
Reason method.
It is included: detecting whether according to the signal processing method based on capacitance detecting of the application as transmitting electric signal
One pole of capacitor；It detects whether as another pole of capacitor for receiving electric signal；According to the variation degree of the capacitor, detect whether
Object is placed.
Further, according to the variation degree of the capacitor, detect whether that object placement includes: according to the institute received
Whether the attribute value for stating electric signal meets default variation degree value；If met, object placement has been detected；If be not inconsistent
It closes, has not then detected object placement；If further include: before capacitor one does not extremely detect the variation of electric signal, control
System sends the electric signal according to low tranmitting frequency in another pole of capacitor；If in the electric signal being had detected that in one pole of capacitor
Variation, then control sends the electric signal according to high emission frequency in another pole of capacitor；If what is detected in one pole of capacitor
After electric signal is stablized, then control keeps low tranmitting frequency to send the electric signal in another pole of capacitor.
In the embodiment of the present application, by the way of signal processing module, believed by the first signal processing unit and second
Number processing unit, first signal processing unit and the second signal processing unit are respectively used to the two poles of the earth as capacitor,
Achieve the purpose that the handset bracket is made to have can detect whether that object is placed, to realize the technology that low-power consumption quickly detects
Effect, and then the technical problem that the detection device cost high power consumption that solves handset bracket is big.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the handset bracket structural schematic diagram based on capacitance detecting according to the embodiment of the present application；
Fig. 2 (a)-Fig. 2 (c) is the signal emitters and signal receiving pole structural schematic diagram according to the embodiment of the present application；
Fig. 3 is the emitter and signal receiving pole positional diagram according to the embodiment of the present application；
Fig. 4 (a) is according to transmitting terminal waveform diagram when placing in the embodiment of the present application without mobile phone；
Fig. 4 (b) is according to receiving end waveform diagram when placing in the embodiment of the present application without mobile phone；
Fig. 4 (c) is according to transmitting terminal waveform diagram when having mobile phone placement in the embodiment of the present application；
Fig. 4 (d) is according to receiving end waveform diagram when having mobile phone placement in the embodiment of the present application；
Fig. 5 is the handset bracket structural schematic diagram based on capacitance detecting according to the embodiment of the present application；
Fig. 6 is the detecting step schematic diagram being configured according to first signal processing unit of the embodiment of the present application；
Fig. 7 is the signal processing based on capacitance detecting according to the handset bracket based on capacitance detecting of the embodiment of the present application
Apparatus structure schematic diagram；
Fig. 8 is the signal processing method flow diagram based on capacitance detecting according to the embodiment of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
In this application, term " on ", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on the figure or
Positional relationship.These terms are not intended to limit indicated dress primarily to better describe the application and embodiment
Set, element or component must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term " on " also are likely used for indicating certain relations of dependence or connection relationship in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in this application can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected ", " socket " shall be understood in a broad sense.For example,
It may be a fixed connection, be detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be direct phase
It even, or indirectly connected through an intermediary, or is two connections internal between device, element or component.
For those of ordinary skills, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1, the handset bracket 100 based on capacitance detecting in the embodiment of the present application, comprising: signal processing module
10, the signal processing module 10 includes: the first signal processing unit 101 and second signal processing unit 102, first letter
Number processing unit 101 and the second signal processing unit 102 are respectively used to the two poles of the earth as capacitor, so that the handset bracket
100 can detect whether object placement.Pass through first signal processing unit 101 and the second signal processing unit 102
It is respectively used to be used cooperatively as the two poles of the earth of capacitor, quick, low-power consumption can detect whether object placement.
It should be noted that first signal processing unit 101 or the second signal processing unit 102 are used for signal
Transmitting receives.The position of first signal processing unit 101 and the second signal processing unit 102, angle not into
Row concrete restriction is used cooperatively as long as can satisfy for the two poles of the earth as capacitor.
It can be seen from the above description that the application realizes following technical effect:
In the embodiment of the present application, by the way of signal processing module, believed by the first signal processing unit and second
Number processing unit, first signal processing unit and the second signal processing unit are respectively used to the two poles of the earth as capacitor,
Achieve the purpose that the handset bracket is made to have can detect whether that object is placed, to realize the technology that low-power consumption quickly detects
Effect, and then the technical problem that the detection device cost high power consumption that solves handset bracket is big.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in Fig. 2 (a)-Fig. 2 (c), first letter
Number processing unit 101 and the second signal processing unit 102 are deployed in same printed circuit according to default arrangement mode respectively
On plate.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in Fig. 2 (a)-Fig. 2 (c), first letter
Number processing unit 101 and the second signal processing unit 102 are deployed in respectively on different printed circuit boards.
As shown in Fig. 2 (a)-Fig. 2 (c), wherein TX indicates signal transmitting, and RX indicates that signal receives.Specifically, described
One signal processing unit 101 and the second signal processing unit 102 are arranged on PCB printed circuit board according to certain mode
Column, for example, annular array can be used, rectangle frame arrangement is arranged in parallel etc..Optionally, first signal processing unit 101
It is arranged on one piece of PCB printed circuit board, the second signal processing unit 102 is arranged in other one piece of PCB printed circuit board
On, it is placed by two pieces of PCB printed circuit boards at 90 degree of angles or other included angles.It should be noted that regardless of
How mode is placed, and an electricity is formed in first signal processing unit 101 and the second signal processing unit 102
The first signal processing unit 101 and the second signal processing unit 102 are stated in place becomes the two-stage of a capacitor.
It is also to be noted that first signal processing unit 101 can be signal transmitter unit, the second signal
Processing unit 102 is also possible to signal receiving unit.Alternatively, first signal processing unit 101 can with signal receiving unit,
The second signal processing unit 102 is also possible to signal transmitter unit.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in figure 3, first signal processing unit
101 are configured as: transmitting electric signal, the second signal processing unit 102 are configured as: the electric signal are received, by sentencing
Whether the attribute value of the electric signal received in the second signal processing unit 102 of breaking meets default variation degree
Value, and object is judged whether there is according to the electric signal for meeting default variation degree value and is placed.TX indicates signal transmitting, RX table
Show that signal receives.There is field effect in the TX and RX.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in figure 4, first signal processing unit
101 are configured as: emit the electric signal with hybrid waveform, the second signal processing unit 102 is configured as: demodulation obtains
The opposite variation degree value of the electric signal.
Specifically, first signal processing unit 101 is passing through under the control of the controller, emits electric signal, for example,
Direct current signal, sine wave signal, triangular signal, square-wave signal etc. can be emitted.In embodiments herein and without
It limits, mainly can satisfy the requirement of transmitting signal.In addition, the second signal processing unit 102 is received as signal
Unit passes through under the control of the controller, what reception was emitted by first signal processing unit 101 as signal transmitter unit
Signal, and according to the waveform of the signal received, frequency, the detection whether the degree progress mobile phone of the variations such as amplitude is placed.
First signal processing unit 101 and the second signal processing unit 102 are according to certain mode in PCB
It is arranged on printed circuit board, such as annular array, rectangle frame arrangement, arranged in parallel etc. or described first signal processing unit
101 are arranged on one piece of PCB printed circuit board, and the second signal processing unit 102 is arranged in other one piece of PCB printed circuit
On plate, two pieces of PCB are placed at 90 degree or other angles, but howsoever mode is placed, in first signal processing
In unit 101 and the second signal processing unit 102 formed an electric field, first signal processing unit 101 and
The second signal processing unit 102 becomes the two-stage of a capacitor.
First signal processing unit 101 under the control of the controller, emits electric signal, such as direct current signal, sinusoidal
Wave signal, triangular signal, square-wave signal etc.；The second signal processing unit 102 under the control of controller, receive by
The signal that first signal processing unit 101 emits, and according to the signal waveform received, frequency, the variations such as amplitude
Degree carries out the detection whether mobile phone is placed.
The transmitted waveform of realization for the mode of signal detection, first signal processing unit 101 can be one kind
The hybrid waveform of waveform or several waveforms, the second signal processing unit 102 have enough processing capacities that can parse
Because of the variation of these waveforms caused by mobile phone is placed.Preferably, for the considerations of reducing power consumption, at the second signal
In the case that reason unit 102 does not detect signal intensity, first signal processing unit 101 keeps a low electric signal
Tranmitting frequency, such as 1Hz；In the case where the second signal processing unit 102 detects signal intensity, described first believes
Number processing unit 101 enters the electric signal tranmitting frequency stage of high frequency, such as 1KHz；In the second signal processing unit
After 102 detect signal stabilization, then by first signal processing unit 101 keep a low electric signal tranmitting frequency, from
And realize the purpose for reducing power consumption.
In addition, such detection mode is not confined to the placement detection of mobile phone tightly, can be used for carrying out other objects
Place detection.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in fig. 6, first signal processing unit
It is configured as:
Step S102, if before the variation that the second signal processing unit does not detect electric signal, according to low
Tranmitting frequency sends the electric signal；
Step S104, if the variation for the electric signal being had detected that in the second signal processing unit, according to high-incidence
Radio frequency rate sends the electric signal；
Step S106, if keeping low transmitting after the electric signal that the second signal processing unit detects is stablized
Frequency sends the electric signal.
Specifically, for the considerations of reducing power consumption, if not detecting signal in the second signal processing unit 102
In the case where variation, first signal processing unit 101 keeps a low electric signal tranmitting frequency, such as the hair of 1-10Hz
Penetrate frequency range.Further, in the case where the second signal processing unit 102 detects signal intensity, first letter
Number processing unit 101 enters the electric signal tranmitting frequency stage of high frequency, such as 10-12KHz；It is single in second signal processing
After member 102 detects signal stabilization, then controls and first signal processing unit 101 is kept into a low electric signal transmitting frequency
Rate, to realize the purpose for reducing power consumption.
According to the embodiment of the present application, as preferred in the present embodiment, as shown in figure 5, the hand based on capacitance detecting
On machine support further include: control module 20 and drive module 30, the signal processing module 10 and the control module 20 are electrical
It is connected, for when having detected object placement, Xiang Suoshu control module to transmit trigger signal；The control module block 20 and institute
It states drive module 30 to be electrical connected, for after having detected that object is placed, Xiang Suoshu drive module to transmit driving control signal.
Specifically, also there is shell 1 in the handset bracket based on capacitance detecting, can be set on the shell 1
There is fixed part 11, is used for fixed cellular terminal.Be provided in the shell 1 signal processing module 10 and control module 20,
Drive module 30.
It wherein, further include control module 20 and drive module 30 other than including the signal processing module 10.It is described
Control module 20 is connected with the signal processing module 10 and drive module 30 respectively.Wherein, the control module 20 can be
Controller, the drive module 30 can be drive motor.Further, the control module 20 is mainly used for receiving and handle
The object detection identification signal that the signal processing module 10 is sent, and default calculation process is carried out for signal, and
The drive module 30 is controlled to be moved accordingly.Preferably, the signal processing module 10 includes: for sending out as signal
The first signal processing unit 101 for penetrating and for as the received second signal processing unit 102 of signal.At first signal
Reason unit 101 and the second signal processing unit 102 are electrical connected with the control module 20 respectively.
It should be noted that step shown in the flowchart of the accompanying drawings can be in such as a group of computer-executable instructions
It is executed in computer system, although also, logical order is shown in flow charts, and it in some cases, can be with not
The sequence being same as herein executes shown or described step.
According to the embodiment of the present application, additionally provide it is a kind of for implement the above-mentioned handset bracket based on capacitance detecting based on
The signal processing apparatus of capacitance detecting, as shown in fig. 7, the device includes: first detection unit 200, for detecting whether there is work
For one pole of capacitor for emitting electric signal；Second detection unit 300, for detecting whether another as the capacitor for receiving electric signal
Pole；Judgement processing single 400, for the variation degree according to the capacitor, has detected whether object placement.
Specifically, the first detection unit 200 in the embodiment of the present application is for detecting whether have as transmitting electric signal
One pole of capacitor detects whether that the capacitor as reception electric signal is another if there is then continuing through the second detection unit 300
One pole.It, can be in the judgement processing single 400 according to the variation degree of the capacitor, detection according to capacitor the two poles of the earth of foundation
Whether object placement is had.As a pole of transmitting electric signal in capacitor, for example, direct current signal can be emitted, sine wave signal, three
Angle wave signal, square-wave signal etc..It is not defined in embodiments herein, mainly can satisfy the requirement of transmitting signal
?.It, can be according to the waveform of the signal received, frequency, the variation such as amplitude as another pole for receiving electric signal in capacitor
Degree carry out the detection whether placed of mobile phone.
According to another embodiment of the application, additionally provided in another embodiment of the application a kind of based on capacitance detecting
Signal processing method, as shown in Figure 8, comprising:
Step S1 detects whether one pole of capacitor as transmitting electric signal；
The electricity as transmitting electric signal can be further judged if one pole of capacitor that detection has as transmitting electric signal
Hold position or the angle of a pole.
Step S2 is detected whether as another pole of capacitor for receiving electric signal；
Can be further judged if detection has as another pole of capacitor for receiving electric signal as reception electric signal
The position of one pole of capacitor or angle.
Step S3 has detected whether object placement according to the variation degree of the capacitor.
Emit electric signal, for example, direct current signal, sine wave signal, triangular signal, square-wave signal etc. can be emitted.When
The signal emitted by signal transmitter unit is received, and according to the waveform of the signal received, frequency, the degree of the variations such as amplitude
Carry out the detection whether mobile phone is placed.
Preferably, according to the variation degree of the capacitor, detected whether that object placement includes:
Whether step S31 meets default variation degree value according to the attribute value of the electric signal received；
Specifically, the attribute value of the electric signal includes according to DC signal, sine wave electric signal, triangular wave electric signal
Different wave, the degree of the variations such as different frequency and different amplitude carries out the detection whether mobile phone is placed.
Step S32 has detected object placement if met；
If detection meets default variation degree value, then it is assumed that detected object placement.
Step S33 has not detected object placement if do not met；
If detection does not meet default variation degree value, then it is assumed that do not detected object placement.
In addition, the method also includes:
Step S4, if before capacitor one does not extremely detect the variation of electric signal, control another pole of capacitor according to
Low tranmitting frequency sends the electric signal；
Specifically, for the considerations of reducing power consumption, if not detecting signal in the second signal processing unit 102
In the case where variation, first signal processing unit 101 keeps a low electric signal tranmitting frequency, such as the hair of 1-10Hz
Penetrate frequency range.
Step S5, if in the variation for the electric signal being had detected that in one pole of capacitor, control another pole of capacitor according to
High emission frequency sends the electric signal；
Further, in the case where the second signal processing unit 102 detects signal intensity, at first signal
Reason unit 101 enters the electric signal tranmitting frequency stage of high frequency, such as 10-12KHz.
Step S6, if control keeps low in another pole of capacitor after the electric signal detected in one pole of capacitor is stablized
Tranmitting frequency sends the electric signal.
After the second signal processing unit 102 detects signal stabilization, then control the first signal processing list
Member 101 keeps a low electric signal tranmitting frequency, to realize the purpose for reducing power consumption.
Obviously, those skilled in the art should be understood that each module of above-mentioned the application or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Be performed by computing device in the storage device, perhaps they are fabricated to each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the application be not limited to it is any specific
Hardware and software combines.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of handset bracket based on capacitance detecting characterized by comprising signal processing module, the signal processing mould
Block includes: the first signal processing unit and second signal processing unit, first signal processing unit and the second signal
Processing unit is respectively used to the two poles of the earth as capacitor, so that the handset bracket can detect whether object placement.
2. handset bracket according to claim 1, which is characterized in that first signal processing unit and second letter
Number processing unit is deployed on same printed circuit board according to default arrangement mode respectively.
3. handset bracket according to claim 1, which is characterized in that first signal processing unit and second letter
Number processing unit is deployed in respectively on different printed circuit boards.
4. handset bracket according to claim 1, which is characterized in that first signal processing unit is configured as: hair
Electric signal, the second signal processing unit are configured as: the electric signal are received, by judging at the second signal
Whether the attribute value of the electric signal received in reason unit meets default variation degree value, and presets variation journey according to meeting
The electric signal of angle value judges whether there is object placement.
5. handset bracket according to claim 1 or 4, which is characterized in that first signal processing unit is configured as:
Emit the electric signal with hybrid waveform, the second signal processing unit is configured as: demodulation obtains the phase of the electric signal
To variation degree value.
6. handset bracket according to claim 1, which is characterized in that first signal processing unit is configured as:
If sending institute according to low tranmitting frequency before the variation that the second signal processing unit does not detect electric signal
State electric signal；
If in the variation for the electric signal that the second signal processing unit has detected that, according to described in the transmission of high emission frequency
Electric signal；
If keeping low tranmitting frequency to send the electricity after the electric signal that the second signal processing unit detects is stablized
Signal.
7. handset bracket according to claim 1, which is characterized in that further include: control module and drive module,
The signal processing module is electrical connected with the control module, for when having detected object placement, to the control
Module transfer trigger signal processed；
The control module block is electrical connected with the drive module, for detected object place after, to the driving
Module transfer driving control signal.
8. a kind of signal processing apparatus based on capacitance detecting characterized by comprising
First detection unit, for detecting whether there is one pole of capacitor as transmitting electric signal；
Second detection unit, for detecting whether as another pole of capacitor for receiving electric signal；
Judge processing unit, for the variation degree according to the capacitor, detects whether object placement.
9. a kind of signal processing method based on capacitance detecting characterized by comprising
Detect whether one pole of capacitor as transmitting electric signal；
It detects whether as another pole of capacitor for receiving electric signal；
According to the variation degree of the capacitor, object placement has been detected whether.
10. signal processing method according to claim 9, which is characterized in that according to the variation degree of the capacitor, detection
Whether have object placement include:
Whether attribute value based on the received electrical signal meets default variation degree value；
If met, object placement has been detected；
If do not met, object placement has not been detected；
Further include:
If control is sent out in another pole of capacitor according to low tranmitting frequency before capacitor one does not extremely detect the variation of electric signal
Send the electric signal；
If control is sent out in another pole of capacitor according to high emission frequency in the variation for the electric signal having detected that in one pole of capacitor
Send the electric signal；
If control keeps low tranmitting frequency to send in another pole of capacitor after the electric signal detected in one pole of capacitor is stablized
The electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910271846.1A CN110113463B (en) | 2019-04-04 | 2019-04-04 | Mobile phone support based on capacitance detection, signal processing method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910271846.1A CN110113463B (en) | 2019-04-04 | 2019-04-04 | Mobile phone support based on capacitance detection, signal processing method and device |
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| CN110113463A true CN110113463A (en) | 2019-08-09 |
| CN110113463B CN110113463B (en) | 2021-10-01 |
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| CN201910271846.1A Active CN110113463B (en) | 2019-04-04 | 2019-04-04 | Mobile phone support based on capacitance detection, signal processing method and device |
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