CN107182014A - Pet wearable device and its play control module, control method for playing back - Google Patents
Pet wearable device and its play control module, control method for playing back Download PDFInfo
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- CN107182014A CN107182014A CN201610890176.8A CN201610890176A CN107182014A CN 107182014 A CN107182014 A CN 107182014A CN 201610890176 A CN201610890176 A CN 201610890176A CN 107182014 A CN107182014 A CN 107182014A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
The present invention provides a kind of pet wearable device and its play control module, control method for playing back, and play control module includes playing control circuit, and playing control circuit includes memory cell, first processing units, the first amplifying unit and piezoelectric membrane.Memory cell is used for audio information.First processing units are used to recall audio-frequency information from memory cell.First amplifying unit is used for the audio-frequency information after being recalled to first processing units and is amplified.Piezoelectric membrane is used to play the audio-frequency information after the amplification of the first amplifying unit.The play control module of the present invention need not set bellmouth orifice and loudspeaker, it is simple in construction, reduce the volume of play control module, effectively dust and water protection, improve the life-span of play control module, correspondingly, similarly there is the effect above with the pet wearable device and control method for playing back that audio-frequency information is played by piezoelectric membrane.
Description
Technical field
This method is related to telecommunications field, more particularly to pet wearable device and its play control module, broadcast to pet
Place control method.
Background technology
Pet wearable device of the prior art generally comprises housing, loudspeaker, audio memory and locating module, loudspeaker
, audio memory and locating module in housing, housing has bellmouth orifice corresponding with loudspeaker, because audio passes through loudspeaker
To outside bellmouth orifice sounding, so loudspeaker are difficult to accomplish dustproof and waterproof, and pet (especially dog) is no matter fine day or rain all is liked
Outdoor activities, moisture or dust etc. easily enter from bellmouth orifice, easily damage loudspeaker, or even damage locating module and others
Circuit module.
Method content
The present invention provides a kind of pet wearable device and its play control module, control method for playing back, to solve background skill
Pet wearable device in art is due to the presence of bellmouth orifice, and loudspeaker are difficult to accomplish dustproof and waterproof, is easily caused loudspeaker damage, even
Damage the technical problem of locating module and other circuit modules.
In order to solve the above technical problems, the present invention is using a kind of technical scheme：A kind of play control module is provided, it is wrapped
Broadcasting control circuit is included, the broadcasting control circuit includes：
Memory cell, for audio information；
First processing units, for recalling the audio-frequency information from the memory cell；
First amplifying unit, for being recalled to the first processing units after the audio-frequency information be amplified；
Piezoelectric membrane, for playing the audio-frequency information after the first amplifying unit amplification.
In certain embodiments, the play control module also includes being connected to the piezoelectric membrane and the memory cell
Between physiological detection circuit, the physiological detection circuit include the second amplifying unit, filter unit and second processing unit,
Wherein,
The piezoelectric membrane is additionally operable to detect the physiologic information of pet to generate physiological signal；
Second amplifying unit is used to amplify the physiological signal；
The filter unit is used for the physiological signal after amplifying to second amplifying unit and filtered；
The second processing unit is used for the physiological signal after the filter unit is filtered and is converted into physiological digital
Information；
The memory cell is additionally operable to store the physiological digital information.
In certain embodiments, the control circuit of playing also includes analog switch, and the piezoelectricity is turned on for selectivity
Film and first amplifying unit or the piezoelectric membrane and second amplifying unit.
In certain embodiments, the play control module also includes numerical value judging unit, for judging the physiology letter
Number whether it is more than default physiological values；The first processing units are used to judge the physiological signal in the numerical value judging unit
The audio-frequency information is recalled during more than the default physiological values, and controls the analog switch selection conducting piezoelectric membrane
With second amplifying unit.
In certain embodiments, the control circuit of playing also includes timing judging unit, for judging the audio letter
Whether the playing duration of breath is more than scheduled duration；The first processing units are additionally operable to judge described in the timing judging unit
The playing duration of audio-frequency information controls analog switch selection to disconnect the piezoelectric membrane and described the when being more than scheduled duration
The conducting of one amplifying unit.
In certain embodiments, the analog switch is MOS switch.
In certain embodiments, the play control module also includes：
Power subsystem, for providing power supply with the physiological detection circuit for the control circuit of playing.
Boosting unit, is connected between the power subsystem and first amplifying unit, for being carried out to the power supply
Boost so as to flow into the voltage rise of first amplifying unit.
In certain embodiments, the material of the piezoelectric membrane is PVDF.
In certain embodiments, the resonant frequency that the piezoelectric membrane has is differed with the audio frequency of the audio-frequency information
0-200Hz。
In certain embodiments, the play control module also includes receiving unit, the startup sent for receiving terminal
The enabling signal for playing control circuit is so that the piezoelectric membrane plays the audio-frequency information.
In order to solve the above technical problems, the present invention is using another technical scheme：A kind of pet wearable device is provided, its
Including above-mentioned play control module.
In order to solve the above technical problems, the present invention is using another technical scheme：A kind of control method for playing back is provided, its
Including step：
Recall the audio-frequency information prestored；
The audio-frequency information is amplified；
The audio-frequency information after amplification is played by piezoelectric membrane.
In certain embodiments, it is described the step of recall the audio-frequency information prestored before include：
Detect the physiologic information and physiology signal of pet；
The physiological signal is amplified；
The physiological signal after amplification is filtered；
Judge whether the physiological signal after filtering is more than default physiological values；
If being more than, judge whether the physiological signal duration is more than preset duration；
If being more than, the step of performing " described to recall the audio-frequency information prestored ".
In certain embodiments, it is described by piezoelectric membrane play amplification after the audio-frequency information the step of after wrap
Include：
Judge whether institute's audio-frequency information playing duration is more than scheduled duration；
If being more than, stop playing the audio-frequency information and return to the " physiologic information and physiology of the detection pet
The step of signal ".
In certain embodiments, it is described the step of recall the audio-frequency information prestored before include：
The enabling signal of the audio-frequency information is played in the startup that receiving terminal is sent.
Present invention has the advantages that：Prior art is different from, the present invention provides a kind of pet wearable device and its plays control
Molding block, control method for playing back, in play control module, it plays the audio-frequency information after amplification by piezoelectric membrane, without
Bellmouth orifice and loudspeaker are set, it is simple in construction, the volume of play control module is reduced, makes play control module light, and effectively
Dust and water protection, improves the life-span of play control module, correspondingly, with doting on by piezoelectric membrane broadcasting audio-frequency information function
Thing wearable device and control method for playing back similarly have the effect above.
Brief description of the drawings
Its example embodiment is described in detail by referring to accompanying drawing, further feature of the invention and advantage will become brighter
It is aobvious.
Fig. 1 is the unit simplified schematic diagram of the embodiment of play control module one of the present invention.
Fig. 2 is the unit simplified schematic diagram of another embodiment of play control module of the present invention.
Fig. 3 is the module simplified schematic diagram of pet wearable device of the present invention.
Fig. 4 is the flow chart of the embodiment of control method for playing back one of the present invention.
Fig. 5 is the flow chart of another embodiment of control method for playing back of the present invention.
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein.On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.It is for convenience or clear,
It may exaggerate, omit or be schematically illustrated in the thickness of every layer shown in accompanying drawing and size and schematically illustrate related member
The quantity of part.In addition, the size of element not exclusively reflects actual size, and related elements quantity incomplete reaction actual number
Amount.Identical reference represents same or similar structure in figure.
In addition, described feature, structure can be combined in one or more embodiments in any suitable manner.
Embodiments of the present invention are fully understood so as to provide there is provided many details in the following description.However, ability
Field technique personnel, which will be appreciated that, does not have one or more in the specific detail, or using other structures, constituent element etc.,
Technical scheme can be put into practice.In other cases, it is not shown in detail or describes known features or operates to avoid
The fuzzy present invention.
In the description of the invention, it is to be understood that：It is " multiple " to include two and two or more, unless otherwise clearly having
The restriction of body." connection " can connect, electrically connect, mechanically connect, couple, be directly connected to and be indirectly connected with etc. for signal a variety of
Embodiment, except the following special instructions of non-invention, otherwise and is not particularly limited.In addition, occur in each element title " the
One ", the word such as " second " is not to limit the sequencing that element occurs, but for convenience of element name, clearly distinguishes each member
Part so that description is more succinct.
Referring to Fig. 1, Fig. 1 is the unit simplified schematic diagram of the embodiment of play control module one of the present invention.The broadcasting of the present invention
Control module includes playing control circuit 100, and playing control circuit 100 includes memory cell 110, first processing units 120, the
One amplifying unit 130 and piezoelectric membrane 140.
Specifically, memory cell 110, first processing units 120, the first amplifying unit 130, piezoelectric membrane 140 connect successively
Connect.Memory cell 110 is used for audio information, and first processing units 120 are used to recall audio-frequency information from memory cell 110
And transmit to the first amplifying unit 130, the first amplifying unit 130 is used for the audio-frequency information after being recalled to first processing units 120
It is amplified, piezoelectric membrane 140 is used to play the audio-frequency information after amplification.
The play control module of the present invention plays the audio-frequency information after amplification by piezoelectric membrane 140, without setting loudspeaker
Hole and conventional horn, it is simple in construction, the volume of play control module is reduced, effectively dust and water protection, improve and play control mould
The life-span of block.
Referring to Fig. 2, Fig. 2 is the unit sketch of another embodiment of play control module of the present invention.Broadcasting in the present embodiment
Put the physiological detection circuit 200 that control module also includes being connected between the piezoelectric membrane 140 and memory cell 110, physiology
Detect that circuit 200 wraps the second amplifying unit 210, filter unit 220, second processing unit 221.
Specifically, piezoelectric membrane 140, the second amplifying unit 210, filter unit 220, second processing unit 221 and deposit
Storage unit 110 is sequentially connected.Piezoelectric membrane 140 is additionally operable to detect the physiologic information of pet to generate physiological signal.Second amplification
Unit 210 is used to amplify physiological signal, and filter unit 220 is used for the physiological signal after amplifying to the second amplifying unit 210 and entered
Row filtering, second processing unit 221 is used for the physiological signal after filter unit 220 is filtered and is converted into physiological digital information, deposits
Storage unit 110 is additionally operable to store physiological digital information.
Further, the play control module of the present embodiment also includes analog switch 150 and numerical value judging unit 230.
Analog switch 150 be used for selectivity turn on the amplifying unit 120 of piezoelectric membrane 140 and first or piezoelectric membrane 140 and
Second amplifying unit 221, on the other hand, analog switch 150 may be such that piezoelectric membrane 140 when realizing AF playing function,
Stop detection physiologic information, and when detecting physiologic information, stop playing audio-frequency information.Analog switch 150 can be opened for MOS
Close.Numerical value judging unit 230 is used to judge whether the physiological signal after the filtering of filter unit 220 to be more than default physiological values.This
The first processing units 120 of embodiment are used for when numerical value judging unit 230 judges that physiological signal is more than default physiological values
It can perform and recall audio-frequency information, and the control selection conducting amplifying unit 120 of piezoelectric membrane 140 and first of analog switch 150, that is, exist
Numerical value judging unit 230 judges that first processing units 120 recall audio-frequency information and passed when physiological signal is more than default physiological values
The first amplifying unit 130 is transported to so that piezoelectric membrane 140 is played.At the same time, the amplifying unit of piezoelectric membrane 140 and second is connected
221 analog switch 150 is thereby turned off, and piezoelectric membrane 140 stops the physiologic information of detection pet.The piezoelectric membrane of the present invention
140 there is electrode to be electrically connected with analog switch 150.
Audio-frequency information of the present invention can be the speech audio or alarm ring audio on training pet, also
Can be the light music or passionate music for pacifying class.Default physiological values can be a specific numerical value, can also
It is a value range.First processing units 120 can judge physiological signal in default value range according to numerical value judging unit 230
Or outer result and different audio-frequency informations are recalled from memory cell 110.For example, when numerical value judging unit 230 judges to give birth to
When managing signal in default value range, show that pet is in normal condition, now, first processing units 120 are from memory cell
Light music is recalled in 110, and the control selection conducting piezoelectric membrane 140 and first of analog switch 150 of first processing units 120 amplifies
Unit 130, piezoelectric membrane 140 plays the light music after amplification to mould the temperament and interest of pet；When numerical value judging unit 230 judges to give birth to
When managing signal and being more than default value range, show that pet is in such as sick or precarious position wanting to sting people, now, the first processing
Unit 120 recalls alarm ring audio from memory cell 110, and the control selection of analog switch 150 of first processing units 120 is led
The logical amplifying unit 130 of piezoelectric membrane 140 and first, piezoelectric membrane 140 plays the alarm ring audio after amplification to point out owner
Note, facilitate owner to look after pet.
Further, timing judging unit 160 can also be included by playing control circuit 100.Timing judging unit 160 is used for
Judge whether the playing duration of audio-frequency information is more than scheduled duration.First processing units 120 are additionally operable in timing judging unit 160
Judge that the playing duration of audio-frequency information is more than the selection of scheduled duration time control analog switch 150 and disconnects piezoelectric membrane 140 and first
Thus the conducting of amplifying unit 130, at the same time, connect the analog switch 150 of the amplifying unit 210 of piezoelectric membrane 140 and second
Conducting, piezoelectric membrane 140 starts the physiologic information of detection pet.The scheduled duration of the present embodiment can be 1 minute, 2 minutes or 5
Minute.
In other embodiments, play control module can also include duration judging unit (not shown), in numerical value
Judging unit 230 judges when physiological signal is more than default physiological values and then judges whether the duration of the physiological signal is more than
Preset duration, and first processing units 120 are used to recall audio-frequency information when the duration of physiological signal is more than preset duration,
And the control analog switch selection conducting amplifying unit 130 of piezoelectric membrane 140 and first, i.e., when duration judging unit judges physiology letter
Number duration whether be more than preset duration when first processing units 120 recall audio-frequency information and transmit to the first amplifying unit
130 play for piezoelectric membrane 140.The standard that first processing units 120 recall audio unit can be improved by setting up duration judging unit
True property, further improves the audio-frequency information of the broadcasting of piezoelectric membrane 140 to main human effectiveness.
Further, play control module also includes power subsystem 300 and boosting unit 190, and power subsystem 300 is for being
Play control circuit 100 and provide power supply with physiological detection circuit 200.Boosting unit 190 is connected to power subsystem 300 and put with first
Between big unit 130, for being boosted to power supply so as to flow into the voltage rise of the first amplifying unit 130.
Piezoelectric membrane 140 is made out of a piezoelectric material, and piezoelectric can be PVDF (Polyvinylidene Fluoride
Polyvinyladine floride).Through applicant's experimental study, the polymer piezoelectric film 140 that PVDF is made can be as type of dynamic strain sensor
And loudspeaker, type of dynamic strain sensor is for the BCG (Ballistocardiogram, heart impact) to crinosity pet skin surface
Deng the collection and monitoring of physiology micro-tremor signal, the physiological characteristics such as the heart rate of pet can be accurately monitored according to BCG.Traditional loudspeaker
Be made up of wire, electromagnet, the tapered cone of mould ring, can be by an electric power, its side when current carrying conductor is by magnetic field
Not carry out bright left hand rule to meeting, power and electric current, magnetic direction are orthogonal, stress size and electric current, conductor length, magnetic flux are close
Degree is directly proportional, and when voice coil loudspeaker voice coil inputs alternation tone currents, voice coil loudspeaker voice coil is produced alternate motion by the alternation motive force from electromagnet,
Cone vibration is driven, air is promoted repeatedly so as to sounding.The play control module of the present invention improves power supply by boosting unit 190
Voltage makes piezoelectric membrane 140 be vibrated with the audio frequency of audio-frequency information, so as to promote air repeatedly and sounding, piezoelectric membrane
140 resonant frequencies having are equal or close with the audio frequency of audio-frequency information, so as to reach resonance, improve the decibel of sounding.
The resonant frequency of piezoelectric membrane 140 of the present invention differs 0~200Hz with the audio frequency of audio-frequency information, it is preferable that and difference 0~
100Hz。
Further, play control module of the invention also includes receiving unit (not shown), and receiving unit is used to receive
The startup that terminal is sent plays the enabling signal of control circuit so that the piezoelectric membrane 140 plays the audio-frequency information.First
Processing unit 120 is additionally operable to change above-mentioned audio-frequency information, specifically, and the audio-frequency information being stored in advance in memory cell 110 is generally
Digital audio information, first processing units 120 recall the digital audio information while the audio digital signals are converted into audio
Analog signal carries out signal amplification to transmit into the first amplifying unit 130.
The memory cell 110 of the present invention is EMMC (Embedded Multi Media Card, embedded memory), branch
High speed memory systems are held, for storing above-mentioned digital audio information, physiological digital information and the broadcasting control being described below
The program of method formation processed.
Referring to Fig. 3, Fig. 3 is the module simplified schematic diagram of pet wearable device of the present invention.Dote on present invention also offers one kind
Thing wearable device, for being worn on pet, it includes sensor unit 20, display unit and above-mentioned broadcasting control mould
Block.
Sensor unit 20 is used for the movable information for detecting pet, and it can be acceleration transducer for detection pet
Movement velocity, can also be angular-rate sensor to detect the movement angle of pet.Display unit is used to show above-mentioned life
Manage digital information and movable information.
Pet wearable device also includes central processing module 10, push-button unit 30, d GPS locating module 40, radio-frequency receiving-transmitting mould
Block 50, Wifi/BT modules 60.Push-button unit 30 is used to start play control module, sensor unit 20 etc., d GPS locating module
40 position for the position current to pet, and RF receiving and transmission module 50, Wifi/BT modules 60 are used to receiving and sending letter
Number.The receiving unit of the present invention is the part in RF receiving and transmission module 50 or Wifi/BT modules 60, is mainly used in realizing signal
Receive capabilities.
The central processing module 10 of the present invention can be wireless communication baseband processor, in other embodiments, at first
Reason unit 120 and second processing unit can be integrated in central processing module 10.RF receiving and transmission module 50 includes radio-frequency receiving-transmitting list
Member 51, radio-frequency front-end 52, RF power amplification unit 53 and radio-frequency antenna 54, Transmit Receive Unit 51, radio-frequency front-end 52, radio frequency work(
Put unit 53 and the signal of radio-frequency antenna 54 is sequentially connected and received and transmitting with completing radio frequency signal, Transmit Receive Unit 51
It is connected with wireless communication baseband processor interface, wireless communication baseband processor supports 2G/3G/4G various wireless communication standards.
Wireless communication baseband processor is the core of system, and it can use the core 1.4G processors of MTK6735Cortex A53 tetra-, for locating
The program of following control method for playing back formation is managed so that the part such as each unit, module is transported in control pet wearable device of the present invention
OK.Wifi/BT modules 60 include Wifi/BT units and Wifi/BT antennas, Wifi/BT units and the connection of Wifi/BT antennas, use
In functions such as processing BT/WIFI.
Referring to Fig. 4, Fig. 4 is the flow chart of the embodiment of control method for playing back one of the present invention.The broadcasting controlling party of the present invention
Method comprises the following steps：
S10：Recall the audio-frequency information prestored；
Specifically, audio-frequency information is typically pre-stored in memory cell, is recalled again from memory cell when needing to use.
S20：Audio-frequency information is amplified；
Specifically, when the present embodiment can be amplified with so that audio-frequency information is played by audio-frequency amplifier to audio-frequency information
Strictly according to the facts, effectively and distortion is low.
S30：Audio-frequency information after amplification is played by piezoelectric membrane.
Specifically, piezoelectric membrane is made out of a piezoelectric material, and piezoelectric can be PVDF (Polyvinylidene
Fluoride polyvinyladine florides).Through applicant's experimental study, the polymer piezoelectric film that PVDF is made can be main as loudspeaker
The voltage of piezoelectric membrane is flowed into by improving so that piezoelectric membrane vibrates with the audio frequency of audio-frequency information, so as to push away repeatedly
Dynamic air and sounding.Further, the resonant frequency of the piezoelectric membrane of the invention and audio frequency of audio-frequency information is equal or phase
Closely, so as to reach resonance, the decibel of sounding is improved.
Piezoelectric membrane is triggered by above-mentioned method and plays the audio-frequency information after amplification, without setting bellmouth orifice and traditional loudspeaker
, piezoelectric membrane is waterproof dust-proof, improves the life-span for playing control.
Referring to Fig. 5, Fig. 5 is the flow chart of another embodiment of control method for playing back of the present invention, the present embodiment is real with upper one
Apply example to be substantially the same, difference is, comprise the following steps before the step S10 in upper embodiment：
S11：Detect the physiologic information and physiology signal of pet；
Specifically, the present invention also by piezoelectric membrane can detect the physiologic information of pet.Through applicant's experimental study,
PVDF polymeric membranes are alternatively arranged as type of dynamic strain sensor, are mainly used in the BCG to crinosity pet skin surface
The collection and monitoring of physiology micro-tremor signals such as (Ballistocardiogram, heart impacts), can accurately monitor the heart of pet
The physiological characteristics such as rate.
S12：Physiological signal is amplified；
Specifically, the small-signal of high internal resistance is generally when physiological signal is obtained from source, using amplifying circuit to faint
Signal is amplified, to reduce physiological signal distortion phenomenon.
S13：Physiological signal after amplification is filtered；
Specifically, meeting carrying part interference signal when physiological signal is obtained with pet, therefore filtering circuit pair can be passed through
Interference signal is filtered, to improve the degree of accuracy of detected physiological signal.
S14：Judge whether the physiological signal after filtering is more than default physiological values；
S15：If being more than, judge whether physiological signal duration is more than preset duration；If be more than, step is performed
10。
The accuracy for recalling audio unit can be improved by this step, the audio-frequency information that piezoelectric membrane is played further is improved
To main human effectiveness.
In certain embodiments, it may also include after step S30 steps：
S40：Judge whether audio-frequency information playing duration is more than scheduled duration；
S50：If being more than, stop playing audio-frequency information and return to step S10.
Further, it can also include before step S10：The startup of the audio-frequency information is played in the startup that receiving terminal is sent
Signal.
Pet wearable device and its play control module that the present invention is provided, to pet control method for playing back, acoustic control molding
The audio-frequency information after amplification is played by piezoelectric membrane 140 in block, it is simple in construction without setting bellmouth orifice and traditional loudspeaker,
The volume of play control module is reduced, effectively dust and water protection, improve the life-span of play control module, correspondingly, with logical
Piezoelectric membrane 140 is crossed to play the pet wearable device of audio-frequency information and similarly there is above-mentioned effect to pet control method for playing back
Really.
The preferred embodiment of this method is these are only, the scope of the claims of this method is not thereby limited, it is every to utilize we
Equivalent structure or equivalent flow conversion that method specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is similarly included in the scope of patent protection of this method.
Claims (10)
1. a kind of play control module, it is characterised in that including playing control circuit, the broadcasting control circuit includes：
Memory cell, for audio information；
First processing units, for recalling the audio-frequency information from the memory cell；
First amplifying unit, for being recalled to the first processing units after the audio-frequency information be amplified；
Piezoelectric membrane, for playing the audio-frequency information after the first amplifying unit amplification.
2. play control module as claimed in claim 1, it is characterised in that the play control module also includes being connected to institute
State the physiological detection circuit between piezoelectric membrane and the memory cell, the physiological detection circuit include the second amplifying unit,
Filter unit and second processing unit, wherein,
The piezoelectric membrane is additionally operable to detect the physiologic information of pet and generates physiological signal；
Second amplifying unit is used to amplify the physiological signal；
The filter unit is used for the physiological signal after amplifying to second amplifying unit and filtered；
The second processing unit is used for the physiological signal after the filter unit is filtered and is converted into physiological digital information；
The memory cell is additionally operable to store the physiological digital information.
3. play control module as claimed in claim 2, it is characterised in that the play control module is also opened including simulation
Close, turn on the piezoelectric membrane for selectivity and first amplifying unit or the piezoelectric membrane and the described second amplification are single
Member.
4. play control module as claimed in claim 3, it is characterised in that the play control module also includes numerical value and judged
Unit, for judging whether the physiological signal after the filter unit filtering is more than default physiological values；At described first
Reason unit is used to recall the sound when the numerical value judging unit judges that the physiological signal is more than the default physiological values
Frequency information, and control the analog switch selection conducting piezoelectric membrane and first amplifying unit.
5. play control module as claimed in claim 4, it is characterised in that the play control module also includes timing and judged
Unit, for judging whether the playing duration of the audio-frequency information is more than scheduled duration；The first processing units are additionally operable to
The timing judging unit judges to control the analog switch to select when the playing duration of the audio-frequency information is more than scheduled duration
Disconnect the conducting of the piezoelectric membrane and first amplifying unit.
6. play control module as claimed in claim 5, it is characterised in that the analog switch is MOS switch.
7. play control module as claimed in claim 3, it is characterised in that the play control module also includes：
Power subsystem, for providing power supply with the physiological detection circuit for the control circuit of playing.
Boosting unit, is connected between the power subsystem and first amplifying unit, for being boosted to the power supply
So as to flow into the voltage rise of first amplifying unit.
8. the play control module as described in claim 1-7 any one, it is characterised in that the material of the piezoelectric membrane is
PVDF, the resonant frequency that the piezoelectric membrane has differs 0-200Hz with the audio frequency of the audio-frequency information.
9. play control module as claimed in claim 1, it is characterised in that the play control module also includes receiving single
Member, the startup enabling signal for playing control circuit sent for receiving terminal.
10. a kind of pet wearable device, it is characterised in that including the play control module described in claim 1-9 any one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890176.8A CN107182014A (en) | 2016-10-11 | 2016-10-11 | Pet wearable device and its play control module, control method for playing back |
| PCT/CN2017/075057 WO2018068465A1 (en) | 2016-10-11 | 2017-02-27 | Pet wearable device, and playing control module and playing control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610890176.8A CN107182014A (en) | 2016-10-11 | 2016-10-11 | Pet wearable device and its play control module, control method for playing back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107182014A true CN107182014A (en) | 2017-09-19 |
Family
ID=59829841
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610890176.8A Pending CN107182014A (en) | 2016-10-11 | 2016-10-11 | Pet wearable device and its play control module, control method for playing back |
Country Status (2)
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| CN (1) | CN107182014A (en) |
| WO (1) | WO2018068465A1 (en) |
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