CN104423541B - Audio devices and audio application method with sense of touch compensation function - Google Patents
Audio devices and audio application method with sense of touch compensation function Download PDFInfo
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- CN104423541B CN104423541B CN201310370135.2A CN201310370135A CN104423541B CN 104423541 B CN104423541 B CN 104423541B CN 201310370135 A CN201310370135 A CN 201310370135A CN 104423541 B CN104423541 B CN 104423541B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
Abstract
The present invention discloses a kind of audio devices with sense of touch compensation function and audio application method, a sense of touch effect can be compensated according to an electric power detection result and a voice signal, comprising：One audio generation circuitry, for exporting the voice signal；One electric quantity detecting circuit, for detecting the electricity of a power supply, to produce the electric power detection result；And a sense of touch compensation circuit, the audio generation circuitry is coupled with the electric quantity detecting circuit, for adjusting the voice signal or the gain of its derivative signal according to the electric power detection result, and a sense of touch thermal compensation signal is exported according to this, wherein the sense of touch thermal compensation signal is used for compensating the sense of touch effect.
Description
Technical field
The present invention relates to audio devices and audio application method, more particularly to the audio devices with sense of touch compensation function and
Audio application method.
Background technology
In recent years, in order to strengthen the experience of consumer, many products all introduce sense of touch design, such as game hand handle
Vibrations feedback, the sense of touch feedback of Touch Screen and medical treatment or study product Touch Design etc..Designed in numerous senses of touch
In field, also there is the sense of touch provided for audio to design, such as hand-held action device, can be with music when music is played
Rhythm provides corresponding sense of touch feedback, therefore user can more incorporate the situation of music and find pleasure in it, and related is previous
Technology refers to documents below：
United States Patent (USP) (the patent No.：6703550th, 7979146 (being also disclosed in EUROPEAN PATENT OFFICE application case EP2166432),
8441437 (being also disclosed in patent cooperation treaty application case WO2003032289))；
Patent Application Publication (publication number：20120306631st, 20070145857 (it is also disclosed in patent cooperation bar
About application case WO2007078967), 20110075835 (being also disclosed in EUROPEAN PATENT OFFICE application case EP2484104))；And
ICCE papers (J.M.Lim, J.U.Lee, K.U.Kyung, and J.C.Ryou, " An Audio-Haptic
Feedbacks for enhancing User Experience in Mobile Devices”,in 2013IEEE
International Conference on Consumer Electronics(ICCE))。
However, the above-mentioned prior art for providing sense of touch feedback according to audio has at least one：When a hand-hold mobile
After the battery electric quantity of device declines, the sense of touch feedback that the hand-held action device is provided can also be reduced as electricity declines,
And it is unable to maintain that equal or similar sense of touch effect.
The content of the invention
In view of above-mentioned, a purpose of the invention is to provide a kind of audio devices with sense of touch compensation function and corresponding
Audio application method, for compensating a sense of touch effect according to an electric power detection result and a voice signal, thus make described touching
Sense effect is presented state expected from.
The present invention discloses a kind of audio devices with sense of touch compensation function, can be according to an electric power detection result and
Voice signal compensates a sense of touch effect.According to one embodiment of the invention, the audio devices are included：One audio generation circuitry,
For exporting the voice signal；One electric quantity detecting circuit, for detecting the electricity of a power supply, to produce the electric power detection knot
Really；And a sense of touch compensation circuit, the audio generation circuitry and the electric quantity detecting circuit are coupled, for according to the electricity
Testing result adjusts the voice signal or the gain of its derivative signal, and exports a sense of touch thermal compensation signal according to this, wherein described
Sense of touch thermal compensation signal is used for compensating the sense of touch effect.
It is by one there is sense of touch to compensate work(invention also discloses a kind of audio application method with sense of touch compensation function
Can audio devices perform, a sense of touch effect can be compensated according to an electric power detection result and a voice signal.According to this hair
A bright embodiment, the audio application method is comprised the steps of：The voice signal is obtained by a source of sound；Detect a power supply
Electricity, therefore produce the electric power detection result；The voice signal or its derivative are adjusted according to the electric power detection result
The gain of signal, and a sense of touch thermal compensation signal is exported according to this, wherein the sense of touch thermal compensation signal is used for compensating the sense of touch effect.
Feature for the present invention, implementation and effect, make preferred embodiment detailed description as follows presently in connection with schema.
Brief description of the drawings
Fig. 1 is the schematic diagram of an embodiment of the audio devices with sense of touch compensation function of the invention；
Fig. 2 is the schematic diagram of an embodiment of the sense of touch compensation circuit of Fig. 1；
Fig. 3 is the schematic diagram of another embodiment of the sense of touch compensation circuit of Fig. 1；
Fig. 4 a are the schematic diagram of another embodiment of the audio devices with sense of touch compensation function of the invention；
Fig. 4 b are the schematic diagram of another implementation method of the audio devices of Fig. 4 a；
Fig. 5 a are the schematic diagram of the another embodiment of the audio devices with sense of touch compensation function of the invention；
Fig. 5 b are the schematic diagram of another implementation method of the audio devices of Fig. 5 a；
Fig. 6 is the flow chart of an embodiment of the audio application method with sense of touch compensation function of the invention；
Fig. 7 is the flow chart of another embodiment of the audio application method with sense of touch compensation function of the invention；And
Fig. 8 is the flow chart of the another embodiment of the audio application method with sense of touch compensation function of the invention.
Symbol description
100 audio generation circuitries of audio devices 110 with sense of touch compensation function
The sense of touch compensation circuit of 120 electric quantity detecting circuit 130
140 tactile signals produce the tactile signals adjustment circuit of circuit 150
The audio compensating circuit of 160 sense of touch generator 170
The gain adjustment circuit of 180 loudspeaker 210
The filter circuit of 220 filter circuit 310
320 gain adjustment circuit S610 obtain a voice signal by a source of sound
S620 detects the electricity of a power supply, to produce an electric power detection result
S630 adjusts the voice signal or the gain of its derivative signal according to the electric power detection result, and output one is touched according to this
Sense compensation signal
S640 produces a sense of touch drive signal
S650 adjusts the sense of touch drive signal according to the sense of touch thermal compensation signal, produces a sense of touch to adjust signal according to this
S660 produces a sense of touch effect according to sense of touch adjustment signal
S670 adjusts the gain of the voice signal according to the electric power detection result, and an audio compensation signal is produced according to this
S680 is broadcast according to the audio compensation signal
Specific embodiment
The technical terms of following description is the idiom with reference to the art, and such as this specification is to part term
It is illustrated or defines, the explanation of the part term is defined by the explanation of this specification or definition.
Disclosure content of the invention includes audio devices and audio application method with sense of touch compensation function, being capable of foundation
One electric power detection result compensates a sense of touch effect with a voice signal, therefore makes the sense of touch effect can be under different electricity
State expected from existing one.The device and method can be applied to an an integrated circuit (such as audio codec (Audio
)) or a system and device (such as one portable music player) Codec.Be embodied as it is possible under the premise of, the art tool
The people for having general knowledge can select equivalent element or step to realize the present invention according to the disclosure content of this specification, also
The embodiment that implementation i.e. of the invention is chatted after being not limited to.By the audio devices with sense of touch compensation function of the invention are wrapped
May be well known elements for the subelement that contains is independent, therefore in the abundant disclosure and exploitativeness for not influenceing the device to invent
On the premise of, below illustrate to be omitted for the details of well known elements.Additionally, of the invention with sense of touch compensation function
Audio application method can be realized via audio devices of the invention or its equivalent device, abundant do not influence the method to invent
Disclose and exploitativeness on the premise of, the explanation of following methods invention will focus on step content and non-hardware.
Fig. 1 is referred to, it is the schematic diagram of an embodiment of the audio devices with sense of touch compensation function of the invention, should
Embodiment can detect the electricity of a power supply to produce an electric power detection result, and believe according to the electric power detection result and a sound
Number compensate a sense of touch effect, the sense of touch effect can be consistent under different electricity, wherein the power supply be a battery or its
The power supply of its impermanency.For example, when electricity declines, the amplitude of the voice signal may diminish, and sense of touch effect is (such as
Vibration) can also die down, now, the audio devices of the present embodiment can strengthen the sense of touch effect to compensate；Additionally, working as electricity
During decline, the voice signal may cause its volume stabilization or constant via compensation, while the audio devices of the present embodiment can be right
Sense of touch effect is compensated, so that the sense of touch effect keeps stabilization or constant relative to the volume.As shown in figure 1, the present embodiment
The audio devices 100 with sense of touch compensation function include：One audio generation circuitry 110, can export the voice signal, the sound
It can be an audio codec circuit or its equivalent circuit that frequency produces circuit 110, and may be electrically connected to a COBBAIF to obtain
The source of the voice signal；One electric quantity detecting circuit 120, can detect the electricity of aforementioned power source, to produce the electric power detection knot
Really；And a sense of touch compensation circuit 130, above-mentioned audio generation circuitry 110 and electric quantity detecting circuit 120 are coupled, can be according to this
Electric power detection result adjusts the gain of the voice signal or its derivative signal (a such as filtering signal), and exports a sense of touch according to this
Thermal compensation signal, wherein the sense of touch thermal compensation signal are for compensating the sense of touch effect.
In the present embodiment, the electric quantity detecting circuit 120 is a voltage detecting circuit, can detect the voltage (example of the power supply
Such as a cell voltage) producing the electric power detection result.For example, the voltage detecting circuit 120 comprising a comparison circuit with
And an on-off circuit, the comparison circuit couples the voltage (a such as cell voltage) of the power supply and coupled via the on-off circuit many
Individual comparison voltage, via the control to the on-off circuit, the comparison circuit can compare the voltage of the power supply and compare with the plurality of
At least within the one of voltage, to produce the electric power detection result, more precisely, the plurality of comparison voltage constitutes multiple voltages
Interval, the comparison circuit can judge that the voltage of the power supply is located at that voltage range via comparing, therefore produce the electricity to examine
Result is surveyed so that the sense of touch compensation circuit 130 is utilized, for example, is somebody's turn to do when the electric power detection result indicates the cell voltage to be located at
When one first voltage of multiple voltage ranges is interval, the sense of touch compensation circuit 130 adjusts the sound according to the electric power detection result
The gain of message number or its derivative signal is to a first estate；And work as the electric power detection result and indicate the cell voltage many positioned at this
When one second voltage of individual voltage range is interval, the sense of touch compensation circuit 130 adjusts the sound according to the electric power detection result
The gain of signal or its derivative signal is different to one second grade, wherein first and second voltage range, and this first and
Two grades are different.
In addition to above-mentioned voltage detecting circuit, be embodied as it is possible under the premise of, the present invention also must using current detecting electricity
Road is obtaining the electric power detection result, for example, the current detection circuit using a resistance parallel to aforementioned power source power supply
Path obtains the electric power detection result for later use to detect the curent change of the power supply.However, being mended to the sense of touch
Repay for circuit 130, no matter how the electric power detection result obtains, as long as the electric power detection result shows that the electricity of the power supply changes
A predetermined threshold value is changed to, the sense of touch compensation circuit 130 can adjust the voice signal or its derivative according to the electric power detection result
The gain of signal, therefore compensate the sense of touch effect, for example, when the electric power detection result shows that the electricity of the power supply drops to
During one predetermined threshold value, the sense of touch compensation circuit is to improve the voice signal or the increasing of its derivative signal according to the electric power detection result
Benefit, therefore make the sense of touch effect remain to be consistent in the case where the electricity of the power supply declines.
Please continue to refer to Fig. 1, in the present embodiment, the sense of touch compensation circuit 130 is first to be adjusted according to the electric power detection result
The gain of the voice signal, then produce the sense of touch thermal compensation signal, for example, Fig. 2 is referred to, the sense of touch compensation circuit 130 is wrapped
Contain：One gain adjustment circuit 210, couples the audio generation circuitry 110 and the electric quantity detecting circuit 120, for according to the electricity
Testing result adjusts the gain of the voice signal, and produces a Gain tuning signal；And one filter circuit 220 (such as one is low
Bandpass filter), the gain adjustment circuit 210 is coupled, for producing the sense of touch thermal compensation signal according to the Gain tuning signal, wherein
The filtered band of the filter circuit 220 can be determined by the art personage according to its demand or design specification.However, Yu Benfa
In bright another embodiment, the sense of touch compensation circuit 130 also can first according to the voice signal produce a filtering signal, then again according to
The filtering signal is adjusted to produce the sense of touch thermal compensation signal according to the electric power detection result, for example, refers to Fig. 3, the sense of touch
Compensation circuit 130 is included：One filter circuit 310 (a such as low pass filter), couples the audio generation circuitry 110, for according to
A filtering signal is produced according to the voice signal；And a gain adjustment circuit 320, couple the filter circuit 310 and examined with the electricity
Slowdown monitoring circuit 120, for adjusting the gain of the filtering signal according to the electric power detection result to produce the sense of touch thermal compensation signal.
Fig. 4 a are referred to, it is the signal of another embodiment of the audio devices with sense of touch compensation function of the invention
Figure, the present embodiment is that the present embodiment incorporates the element of Fig. 1 and produces the sense of touch effect with the difference of the embodiment of Fig. 1
Element.As shown in fig. 4 a, the audio devices 400 of the present embodiment are further included in addition to the element of Fig. 1：One tactile signals are produced
Circuit 140, for producing a sense of touch drive signal, it is, for example, sense of touch driver known to that the tactile signals produce circuit 140
(Haptic Driver)；And a tactile signals adjustment circuit 150, couple the tactile signals and produce circuit 140 and the sense of touch to mend
Circuit 130 is repaid, for adjusting the sense of touch drive signal according to the sense of touch thermal compensation signal to produce a sense of touch to adjust signal, the sense of touch
Adjustment signal is that, for producing the sense of touch effect, and the tactile signals adjustment circuit 150 is, for example, a gain control circuit, can be with
The tactile signals produce circuit 140 to combine or each independent, and can adjust the sense of touch according to the sense of touch thermal compensation signal
The gain of drive signal, produces the sense of touch to adjust signal according to this.In addition, as shown in Figure 4 b, another embodiment party of audio devices 400
Formula further includes a sense of touch generator 160, and it couples the tactile signals adjustment circuit 150, believes for being adjusted according to the sense of touch
Number the sense of touch effect is produced, the sense of touch generator 160 is, for example, a piezo-activator (Piezoelectric Actuator), one
Linear Resonant Actuator (Linear Resonant Actuator), an off-axis rotary inertia (Eccentric Rotating
Mass, ERM) element or other known sense of touch mechanism.Because above-mentioned tactile signals produce circuit 140, tactile signals adjustment circuit
150 and sense of touch generator 160 individually for can be realized by known technology, therefore without relating to the portion of technical characteristic of the invention
Divide and will not be described here.
Fig. 5 a are referred to, it is the signal of the another embodiment of the audio devices with sense of touch compensation function of the invention
Figure.The present embodiment is further included with the audio devices 500 that the difference of the embodiment of Fig. 4 a is the present embodiment：One audio compensation
Circuit 170, couples the audio generation circuitry 110 and the electric quantity detecting circuit 120, for being somebody's turn to do according to electric power detection result adjustment
The gain of voice signal, produces an audio compensation signal according to this, and in the present embodiment, the audio compensating circuit 170 can be Fig. 2
Gain adjustment circuit, now the audio compensation signal is equal to foregoing Gain tuning signal, but the audio compensating circuit 170
Can also be another independent gain adjustment circuit, this can be adjusted according to the audio settings of the electric power detection result and correlation
The gain of voice signal.Fig. 5 b separately are referred to, it is the schematic diagram of another implementation method of audio devices 500, Fig. 5 b and Fig. 5 a
Difference be the implementation method of Fig. 5 b further comprising a loudspeaker 180, the loudspeaker 180 couple the audio compensating circuit
170, for being broadcast according to the audio compensation signal.
In addition to the foregoing audio devices with sense of touch compensation function, the present invention accordingly discloses a kind of with sense of touch benefit
The audio application method of function is repaid, the method is performed by audio devices of the invention or its equivalent device, can be according to one
Electric power detection result compensates a sense of touch effect with a voice signal, therefore makes the sense of touch effect remain to keep under different electricity
Unanimously.As shown in fig. 6, an embodiment of the audio application method is comprised the steps of：
Step S610：The voice signal is obtained by a source of sound.This step can be performed by the audio generation circuitry 110 of Fig. 1；
Step S620：The electricity of a power supply is detected, therefore produces the electric power detection result.The power supply is one in the present embodiment
The power supply of battery or an impermanency, and this step can perform by the electric quantity detecting circuit 120 of Fig. 1, it is more on this step
Details and change refer to the above-mentioned implementation method related with electric quantity detecting circuit 120 (such as voltage detecting circuit or electric current inspection
Slowdown monitoring circuit)；
Step S630：The voice signal or the gain of its derivative signal are adjusted according to the electric power detection result, and it is defeated according to this
Go out a sense of touch thermal compensation signal, wherein the sense of touch thermal compensation signal is used for compensating the sense of touch effect.This step can be compensated by the sense of touch of Fig. 1
Circuit 130 is performed, and comprising at least two kinds implementation methods, a kind of implementation method is：Should according to electric power detection result adjustment
The gain of voice signal, to produce a Gain tuning signal；And produce a filtering signal (for example according to the Gain tuning signal
One low-pass filter signal) as the sense of touch thermal compensation signal.Another embodiment is：One is produced to filter according to the voice signal
Signal (a such as low-pass filter signal)；And the gain of the filtering signal is adjusted to produce this to touch according to the electric power detection result
Sense compensation signal.
From the above, and Fig. 7 is referred to, the present embodiment can further include the following steps：
Step S640：Produce a sense of touch drive signal.This step can produce circuit 140 real via the tactile signals of Fig. 4 a
It is existing；And
Step S650：The sense of touch drive signal is adjusted according to the sense of touch thermal compensation signal, produces a sense of touch to adjust signal according to this.
This step can be realized via the tactile signals adjustment circuit 150 of Fig. 4 a.
In addition to step S640, S650, the present embodiment is still comprised the steps of：
Step S660：The sense of touch effect is produced according to sense of touch adjustment signal.This step can be produced via the sense of touch of Fig. 4 b
Device 160 is realized.
This method, also can be according to the electric power detection knot except that can be compensated to the sense of touch effect according to the electric power detection result
Fruit compensates to aforementioned sound signal.More precisely, as shown in figure 8, this method can separately be comprised the steps of：
Step S670：The gain of the voice signal is adjusted according to the electric power detection result, produces an audio compensation to believe according to this
Number.This step can be realized via the audio compensating circuit 170 of Fig. 5 a.
Additionally, this method can realize the following steps via the loudspeaker 180 of Fig. 5 b：
Step S680：Broadcast according to the audio compensation signal.
Because the art has the disclosure content that the people of general knowledge can invent via the device of Fig. 1 to Fig. 5 b next
Implementation detail and the change of the method invention of Fig. 6 to Fig. 8 are solved, therefore, to avoid superfluous text, in the disclosure for not influenceing the method to invent
It is required that and on the premise of exploitativeness, repeat and the explanation of redundancy will be omitted.Note that the step of preceding method is invented exists
Be embodied as it is possible in the case of have no the limitation of execution sequence.
In sum, presently disclosed audio devices and audio application method with sense of touch compensation function can be according to
A sense of touch effect is compensated according to an electric power detection result and a voice signal, the sense of touch effect is kept stabilization or is met expection,
In short, even if electric quantity of power supply is varied from, the present invention remains to bring user same or similar sense of touch experience.
Although embodiments of the invention as described above, but these embodiments be not used for limiting the present invention, this technology neck
The people that domain has general knowledge can impose change to technical characteristic of the invention according to the content expressed or imply of the invention, all
This many variations may belong to the patent protection category sought by the present invention, in other words, scope of patent protection palpus of the invention
The claims person of defining depending on this specification is defined.
Claims (14)
1. a kind of audio devices with sense of touch compensation function, compensate to one electric power detection result of foundation with a voice signal
One sense of touch effect, comprising：
One audio generation circuitry, for exporting the voice signal；
One electric quantity detecting circuit, for detecting the electricity of a power supply, to produce the electric power detection result；And
One sense of touch compensation circuit, couples the audio generation circuitry and the electric quantity detecting circuit, for being examined according to the electricity
Survey result and adjust the voice signal or the gain of its derivative signal, and export a sense of touch thermal compensation signal according to this, wherein described touch
Sense compensation signal is used for compensating the sense of touch effect.
2. audio devices with sense of touch compensation function according to claim 1, wherein the sense of touch compensation circuit is included：
One gain adjustment circuit, couples the audio generation circuitry and the electric quantity detecting circuit, for being examined according to the electricity
The gain that result adjusts the voice signal is surveyed, and produces a Gain tuning signal；And
One filter circuit, couples the gain adjustment circuit, for producing the sense of touch to compensate according to the Gain tuning signal
Signal.
3. audio devices with sense of touch compensation function according to claim 1, wherein the sense of touch compensation circuit is included：
One filter circuit, couples the audio generation circuitry, for producing a filtering signal according to the voice signal；And
One gain adjustment circuit, couples the filter circuit and the electric quantity detecting circuit, for according to the electric power detection
Result adjusts the gain of the filtering signal to produce the sense of touch thermal compensation signal.
4. the audio devices with sense of touch compensation function according to claim 1, further include：
One tactile signals produce circuit, for producing a sense of touch drive signal；And
One tactile signals adjustment circuit, couples the tactile signals and produces circuit and the sense of touch compensation circuit, for according to institute
State sense of touch thermal compensation signal and adjust the sense of touch drive signal, produce a sense of touch to adjust signal according to this, wherein sense of touch adjustment letter
Number it is for producing the sense of touch effect.
5. the audio devices with sense of touch compensation function according to claim 4, further include：
One sense of touch generator, couples the tactile signals adjustment circuit, for producing described touching according to sense of touch adjustment signal
Sense effect.
6. the audio devices with sense of touch compensation function according to claim 1, further include：
One audio compensating circuit, couples the audio generation circuitry and the electric quantity detecting circuit, for being examined according to the electricity
The gain that result adjusts the voice signal is surveyed, an audio compensation signal is produced according to this.
7. the audio devices with sense of touch compensation function according to claim 1, wherein the power supply is a battery, are used for
One cell voltage is provided, and the electric quantity detecting circuit is included：
One comparison circuit, couples the cell voltage and multiple comparison voltages, many with described for relatively more described cell voltage
At least one of individual comparison voltage, to produce the electric power detection result.
8. audio devices with sense of touch compensation function according to claim 7, wherein the multiple comparison voltage is constituted
Multiple voltage ranges, when the electric power detection result indicates the cell voltage to be located at one first electricity of the multiple voltage range
When between nip, the sense of touch compensation circuit is to adjust the voice signal or its derivative signal according to the electric power detection result
Gain is to a first estate；And work as the electric power detection result and indicate the cell voltage to be located at the one of the multiple voltage range
When second voltage is interval, the sense of touch compensation circuit is to adjust the voice signal or its derivative according to the electric power detection result
The gain of signal is to one second grade, wherein the first voltage is interval different with the second voltage interval, and described first
Grade is different from second grade.
9. audio devices with sense of touch compensation function according to claim 1, wherein when the electric power detection result is aobvious
Show that the electricity of the power supply changes during to a predetermined threshold value, the sense of touch compensation circuit is to be adjusted according to the electric power detection result
The gain of the voice signal or its derivative signal, therefore compensate the sense of touch effect.
10. audio devices with sense of touch compensation function according to claim 1, wherein when the electric power detection result is aobvious
When showing that the electricity of the power supply drops to a predetermined threshold value, the sense of touch compensation circuit is to be improved according to the electric power detection result
The gain of the voice signal or its derivative signal, thus make the sense of touch effect the power supply electricity decline in the case of
Remain to be consistent.
A kind of 11. audio application methods with sense of touch compensation function, are come by an audio devices with sense of touch compensation function
Perform, to compensate a sense of touch effect with a voice signal according to an electric power detection result, comprise the steps of：
The voice signal is obtained by a source of sound；
The electricity of a power supply is detected, therefore produces the electric power detection result；And
The voice signal or the gain of its derivative signal are adjusted according to the electric power detection result, and exports sense of touch benefit according to this
Signal is repaid, wherein the sense of touch thermal compensation signal is used for compensating the sense of touch effect.
The 12. audio application methods with sense of touch compensation function according to claim 11, wherein producing the sense of touch to mend
The step of repaying signal includes：
The gain of the voice signal is adjusted according to the electric power detection result, to produce a Gain tuning signal；And
A filtering signal is produced as the sense of touch thermal compensation signal according to the Gain tuning signal.
The 13. audio application methods with sense of touch compensation function according to claim 11, wherein producing the sense of touch to mend
The step of repaying signal includes：
A filtering signal is produced according to the voice signal；And
The gain of the filtering signal is adjusted to produce the sense of touch thermal compensation signal according to the electric power detection result.
The 14. audio application methods with sense of touch compensation function according to claim 11, further comprise the steps of：
Produce a sense of touch drive signal；And
The sense of touch drive signal is adjusted according to the sense of touch thermal compensation signal, produces a sense of touch to adjust signal according to this, wherein described
Sense of touch adjustment signal is for producing the sense of touch effect.
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| CN102272702A (en) * | 2008-11-04 | 2011-12-07 | 拜尔材料科学股份公司 | Electroactive polymer transducer for haptic feedback devices |
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