CN102572018A - Mobile terminal with vibrating motor - Google Patents

Mobile terminal with vibrating motor Download PDF

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Publication number
CN102572018A
CN102572018A CN2010105774142A CN201010577414A CN102572018A CN 102572018 A CN102572018 A CN 102572018A CN 2010105774142 A CN2010105774142 A CN 2010105774142A CN 201010577414 A CN201010577414 A CN 201010577414A CN 102572018 A CN102572018 A CN 102572018A
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CN
China
Prior art keywords
vibrating motor
motor
portable terminal
vibration
control unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2010105774142A
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Chinese (zh)
Inventor
王健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Simcom Ltd
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Shanghai Simcom Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Simcom Ltd filed Critical Shanghai Simcom Ltd
Priority to CN2010105774142A priority Critical patent/CN102572018A/en
Publication of CN102572018A publication Critical patent/CN102572018A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a mobile terminal with a vibrating motor. The mobile terminal with the vibrating motor comprises a vibrating motor, a driving unit for driving vibration of the vibrating motor, a vibration control unit for controlling the vibration state and the vibration mode of the vibrating motor by the driving unit. According to the mobile terminal with the vibrating motor disclosed by the invention, the motor is controlled by means of inputting audio signals and pulse width modulation signals. The starting rate of the motor is improved and the motor is controlled by various ways, so that various vibration states and rich vibrating effects of the motor are realized. In addition, a rich user experience is provided for a user by the mobile terminal with the vibrating motor.

Description

Portable terminal with vibrating motor
Technical field
The present invention relates to a kind of portable terminal, particularly relate to a kind of portable terminal with linear vibrating motor with vibrating motor.
Background technology
In the application of portable terminal of the prior art, much human is all liked to different business card customizing the tinkle of bells and music, and in the touch process of portable terminal, produces vibrating effect etc.But the vibrating motor of used for mobile terminal of the prior art all is flat motor and strip motor; And the vibration of flat motor and strip motor is slow start-up time; The flat motor of portable terminal of the prior art and strip motor are all through direct current driven in addition; The common motor driven that is the portable terminal of prior art is directly used powered battery; And control the switch of common motor with triode or metal-oxide-semiconductor, because the control mode of said common motor only opens and close, so that vibrating effect also just has only is a kind of.Thereby the vibrational state of the portable terminal of prior art is few, and the existence of the switch leakage current that said in addition triode or metal-oxide-semiconductor constitute is so the power consumption of said motor is also bigger.
Summary of the invention
The technical problem that the present invention will solve be for the vibrational state of the portable terminal that overcomes prior art few; The defective that power consumption is big; A kind of portable terminal with vibrating motor is provided; Through input audio signal and pulse-width signal control motor, thus the rich and diversity of realization vibrational state.
The present invention solves above-mentioned technical problem through following technical proposals:
The invention provides a kind of portable terminal with vibrating motor, described portable terminal with vibrating motor comprises a vibrating motor, is characterized in that described portable terminal with vibrating motor also comprises:
One driver element is used to drive the vibration of said vibrating motor;
One vibration control unit is used for controlling through described driver element the vibrational state and the vibration mode of said vibrating motor.
Preferably, described vibration control unit also comprises:
One pulse width modulation module is used to export the vibrational state of the said vibrating motor of control and the pulse signal of vibration mode.
Preferably, described vibration control unit also comprises:
One audio frequency read module is used to read audio frequency and controls the vibrational state and the vibration mode of said vibrating motor through exporting driver element to.
Preferably, described vibration control unit also comprises:
One amplification module is used to amplify the signal that the audio frequency read module exports driver element to.
Preferably, described vibrating motor is a linear motor.
Preferably, described portable terminal with vibrating motor also comprises:
One voltage bias unit is used for the bias voltage that on the output signal of vibration control unit, superposes.
Positive progressive effect of the present invention is:
Portable terminal with vibrating motor of the present invention is through input audio signal and pulse-width signal control motor; Improve the startup speed of motor and can control motor in several ways; Thereby realized the diversity of motor vibrations state and the abundant sense effect of shaking, but also abundant more experience is provided for the user.
Description of drawings
Fig. 1 is the circuit structure block diagram of the preferred embodiment of the portable terminal with vibrating motor of the present invention.
Fig. 2 is the circuit diagram of the preferred embodiment of the portable terminal with vibrating motor of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to specify technical scheme of the present invention.
Circuit structure block diagram with portable terminal of vibrating motor of the present invention as shown in Figure 1, wherein said portable terminal with vibrating motor comprise a vibration control unit 1, a driver element 2, a vibrating motor 3 and a voltage bias unit 4; Wherein said vibration control unit 1 comprises a pulse width modulation module 11, an audio frequency read module 12 and an amplification module 13.
Wherein said vibration control unit 1 is used for vibrational state and the vibration mode through the said vibrating motor 3 of described driver element 2 controls; Described driver element 2 is used to drive the vibration of said vibrating motor 3; Described vibrating motor 3 is used to portable terminal and produces vibration; Described voltage bias unit 4 is used for the bias voltage that on the output signal of vibration control unit 1, superposes, thereby guarantees the identification that driver element 2 can be correct and read the output signal of vibration control unit 1.
In addition, described pulse width modulation module 11 is used to export the vibrational state of the said vibrating motor 3 of control and the pulse signal of vibration mode; Described audio frequency read module 12 is used to read audio frequency and controls the vibrational state and the vibration mode of said vibrating motor 3 through exporting driver element 2 to; Described amplification module 13 is used to amplify the signal that audio frequency read module 12 exports driver element 2 to.
The operation principle of portable terminal that has vibrating motor among Fig. 1 is following:
1.1, the pulse width modulation module of vibration control unit 1 11 sends the vibrational state of the said vibrating motor 3 of a control and the pulse signal of vibration mode.
Said then pulse signal is through voltage bias unit 4 stacks one bias voltage, and this rear drive unit 2 reads the said pulse signal that is superimposed with bias voltage, and drives the vibration of vibrating motor according to the pulse signal that reads in.
1.2, the audio frequency read module 12 of vibration control unit 1 reads in audio signal, and is sent to amplifying unit 13, said audio signal is sent to the voltage bias unit through after the amplification of amplifying unit 13.
The audio signal of said amplification is through voltage bias unit 4 stack one bias voltage then, and this rear drive unit 2 reads the said audio signal that is superimposed with bias voltage, and according to the vibration of the audio-signal-driven vibrating motor that reads in.
Circuit diagram with portable terminal of vibrating motor of the present invention as shown in Figure 2, wherein said portable terminal with vibrating motor comprise a vibration control unit 1, a driver element 2, a vibrating motor 3 and a voltage bias unit 4; Wherein said vibration control unit 1 comprises a pulse width modulation module 11, an audio frequency read module 12 and an amplification module 13.
Wherein the vibrating motor described in the present embodiment 3 is a linear motor, and those skilled in the art can adopt different vibrating motors with requiring according to the actual needs of portable terminal, and for example flat motor, column motor wait the function that realizes identical vibration.
The circuit that constitutes said driver element 2 in addition in the present embodiment comprises a chip for driving; Chip for driving model described in the present embodiment is (SGMC) SGM4834, and the staff of this area can select the chip for driving of other types or kind to accomplish the function of identical driving vibrating motor.Wherein said chip for driving SGM4834 has first output 201, the first gain-adjusted end 202, input 203, earth terminal 204, Enable Pin 205, empty foot 206, reference voltage end 207, the second gain-adjusted end 208, second output 209 and power input 210.
First output 201 of described chip for driving SGM4834 is electrically connected with vibrating motor 3 through resistance R 4; Described first output 201 is connected to the first gain-adjusted end 202 through resistance R 1 and capacitor C 1, thereby regulates output through the feedback of first output 201.
Described input 203 is electrically connected with voltage bias unit 4, thereby reads in through being superimposed with the pulse signal or the audio signal of bias voltage.Described earth terminal 204 be electrically connected.Said Enable Pin 205 is electrically connected with other control units in the portable terminal, thereby realizes the opening and closing of the vibrating function of portable terminal.Described empty foot 206 is unsettled, does not produce any effect.
Described reference voltage end 207 is electrically connected with power vd D through resistance R 6 and pass through resistance R 7 be electrically connected, said dividing potential drop through this resistance R 6 and R7 is provided with the voltage of vibrating motor 3 starting of oscillations.
Described second output 209 is electrically connected with vibrating motor 3 through resistance R 5, and is connected to the second gain-adjusted end 208 through resistance R 2 and capacitor C 2, thereby through the and the feedback of output 209 is regulated output.
Described power input 210 is electrically connected with power vd D, and through capacitor C 3 be electrically connected, thereby guaranteed the stable power input to be provided for chip for driving SGM4834.
The circuit that constitutes said voltage bias unit 4 in the present embodiment is as shown in Figure 2; Described voltage bias unit 4 is that two resistance R 8 and R9 are series between power vd D and the ground; Thereby for vibration control unit 1 bias voltage is provided, the size that can regulate bias voltage through the resistance ratio of regulating resistance R 8 and R9.
The circuit that constitutes said amplification module 13 in the present embodiment comprises an operational amplifier; The in-phase input end of said operational amplifier is electrically connected with audio frequency read module 12 through capacitor C 6; The inverting input of said operational amplifier through resistance R 10 and capacitor C 7 with is electrically connected, and pass through resistance R 11 and capacitor C 8 is electrically connected with the output of said operational amplifier.
The output of said operational amplifier is electrically connected with voltage bias unit 4 through capacitor C 9.Said capacitor C 9 is used for stablizing the output of the output of operational amplifier.The power end of said operational amplifier is electrically connected with VDD and is connected with ground through capacitor C 5, thereby has guaranteed for operational amplifier the stable power input to be provided.
Wherein those skilled in the art amplifying circuit and the unit that can select other for use according to the actual needs of portable terminal and module realize the function of identical amplifying signal.
Described in addition pulse width modulation module 11 is electrically connected with voltage bias unit 4 through capacitor C 4, and said capacitor C 4 is used for the output pulse of stable pulse width modulation module 11.
The operation principle of circuit of portable terminal that has vibrating motor among Fig. 2 is following:
2.1, the pulse width modulation module of vibration control unit 1 11 sends the vibrational state of the said vibrating motor 3 of a control and the pulse signal of vibration mode.The pulse signal that capacitor C 4 is stablized pulse width modulation module 11 output carries out and is sent to voltage bias unit 4.
Said then pulse signal stack is by a bias voltage of resistance R in the voltage bias unit 49 and R8 dividing potential drop gained; The input 203 of chip for driving SGM4834 reads the said pulse signal that is superimposed with bias voltage in this rear drive unit 2; And, drive the vibration of vibrating motor through the output of first output 201 and second output 209 according to the pulse signal that reads in.
2.2, the audio frequency read module 12 of vibration control unit 1 reads in audio signal; And be sent to amplifying unit 13; After the operational amplifier amplification of said audio signal through amplifying unit 13, and, be sent to voltage bias unit 4 then through the audio signal behind capacitor C 9 stable the amplifications.
Said then audio signal stack is by a bias voltage of resistance R in the voltage bias unit 49 and R8 dividing potential drop gained; The input 203 of chip for driving SGM4834 reads the said audio signal that is superimposed with bias voltage in this rear drive unit 2; And, drive the vibration of vibrating motor through the output of first output 201 and second output 209 according to the audio signal of reading in.
Though more than described embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited appended claims.Those skilled in the art can make numerous variations or modification to these execution modes under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.

Claims (6)

1. portable terminal with vibrating motor, described portable terminal with vibrating motor comprises a vibrating motor, it is characterized in that, described portable terminal with vibrating motor also comprises:
One driver element is used to drive the vibration of said vibrating motor;
One vibration control unit is used for controlling through described driver element the vibrational state and the vibration mode of said vibrating motor.
2. the portable terminal with vibrating motor as claimed in claim 1 is characterized in that, described vibration control unit also comprises:
One pulse width modulation module is used to export the vibrational state of the said vibrating motor of control and the pulse signal of vibration mode.
3. the portable terminal with vibrating motor as claimed in claim 1 is characterized in that, described vibration control unit also comprises:
One audio frequency read module is used to read audio frequency and controls the vibrational state and the vibration mode of said vibrating motor through exporting driver element to.
4. the portable terminal with vibrating motor as claimed in claim 3 is characterized in that, described vibration control unit also comprises:
One amplification module is used to amplify the signal that the audio frequency read module exports driver element to.
5. the portable terminal with vibrating motor as claimed in claim 1 is characterized in that, described vibrating motor is a linear motor.
6. the portable terminal with vibrating motor as claimed in claim 1 is characterized in that, described portable terminal with vibrating motor also comprises:
One voltage bias unit is used for the bias voltage that on the output signal of vibration control unit, superposes.
CN2010105774142A 2010-12-07 2010-12-07 Mobile terminal with vibrating motor Pending CN102572018A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010105774142A CN102572018A (en) 2010-12-07 2010-12-07 Mobile terminal with vibrating motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010105774142A CN102572018A (en) 2010-12-07 2010-12-07 Mobile terminal with vibrating motor

Publications (1)

Publication Number Publication Date
CN102572018A true CN102572018A (en) 2012-07-11

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CN2010105774142A Pending CN102572018A (en) 2010-12-07 2010-12-07 Mobile terminal with vibrating motor

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CN (1) CN102572018A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106707801A (en) * 2015-11-18 2017-05-24 久鼎金属实业股份有限公司 Method and device for enabling motor to send specific audio
CN112054742A (en) * 2020-08-31 2020-12-08 深圳市云顶信息技术有限公司 High-frequency signal driving motor circuit
CN112637422A (en) * 2020-12-31 2021-04-09 Oppo广东移动通信有限公司 Vibration adjustment method, device, storage medium and electronic equipment
CN117498723A (en) * 2023-12-29 2024-02-02 成都维客昕微电子有限公司 Motor vibration start-stop control method based on voltage sequence

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106707801A (en) * 2015-11-18 2017-05-24 久鼎金属实业股份有限公司 Method and device for enabling motor to send specific audio
CN112054742A (en) * 2020-08-31 2020-12-08 深圳市云顶信息技术有限公司 High-frequency signal driving motor circuit
CN112637422A (en) * 2020-12-31 2021-04-09 Oppo广东移动通信有限公司 Vibration adjustment method, device, storage medium and electronic equipment
CN112637422B (en) * 2020-12-31 2022-02-22 Oppo广东移动通信有限公司 Vibration adjustment method, device, storage medium and electronic equipment
CN117498723A (en) * 2023-12-29 2024-02-02 成都维客昕微电子有限公司 Motor vibration start-stop control method based on voltage sequence
CN117498723B (en) * 2023-12-29 2024-03-12 成都维客昕微电子有限公司 Motor vibration start-stop control method based on voltage sequence

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Application publication date: 20120711