Summary of the invention
The application provides a kind of mobile device and control method, for solving go-kart of the prior art self the technical matters of motion state uncontrollable.
First aspect, provides a kind of mobile device, comprising:
Body, described body comprises tray rack, sole and the bracing frame between described tray rack and described sole; Wherein, support frame as described above is used for fixing described tray rack and described sole, and the hollow space of described tray rack, the hollow space of described sole and support frame as described above form the accommodation space for holding user jointly; When described mobile device motion, described user together can move with described mobile device;
Drive unit, comprises angle sheave and motor; Wherein, described angle sheave is arranged on the lower surface of described sole, and described motor is connected with described angle sheave, and described motor moves for driving described angle sheave, moves to drive described mobile device;
First sensor, is arranged on described sole and the side of close described accommodation space, for detecting the movement velocity of described user;
Processor, is connected with described motor, for the movement velocity of described user detected according to described first sensor, is arranged the rotating speed of described angle sheave by described motor.
Optionally, described mobile device also comprises the second sensor, is arranged on described tray rack and the side of close described accommodation space, or, be arranged on the upper surface of described tray rack;
Described second sensor, for detecting the vergence direction of health relative to described mobile device of described user;
Described processor, also for performing one of both following function:
The health of described user detected according to described second sensor, relative to the vergence direction of described mobile device, changes the rotating speed of described angle sheave, to change the movement velocity of described mobile device by described motor;
Change the direction of advancing of described angle sheave, to change the direction of motion of described mobile device.
Optionally, described mobile device also comprises the 3rd sensor, is arranged on the lower surface of described sole;
Described 3rd sensor, for launching detection signal earthward, and receives the feedback signal of described ground return;
Described processor, also for when described feedback signal does not meet pre-conditioned, is set to zero by described motor by the rotating speed of described angle sheave, enters stationary state to make described mobile device; Or, changed the direction of advancing of described angle sheave by described motor, to change the direction of motion of described mobile device;
Wherein, describedly pre-conditionedly comprise the ground that described 3rd sensor detects and allow described mobile device to continue the condition of advancing.
Optionally, described mobile device also comprises four-sensor, is arranged on described tray rack, and described four-sensor is corresponding with the height of described user relative to the height of the upper surface of described sole;
Described four-sensor is for detecting the facial expression of described user;
Described processor, also for the facial expression of the described user according to described four-sensor detection, adjusts the rotating speed of described angle sheave, to change the movement velocity of described mobile device by described motor.
Optionally, described mobile device also comprises multimedia player;
Described multimedia player, be arranged on described tray rack, described multimedia player is connected with described four-sensor; Wherein, described multimedia player is corresponding with the height of described user relative to the height of the upper surface of described sole;
Described processor, also plays the content of multimedia corresponding with the facial expression of the described user that described four-sensor detects for controlling described multimedia player.
Optionally, described mobile device also comprises the 5th sensor, is arranged on described tray rack; Wherein, described 5th sensor can move along the direction perpendicular to surface level;
Described 5th sensor, for detecting the height of described user;
Described processor, also for the height of the described user according to described 5th sensor detection, adjusts described four-sensor relative height on the body.
Second aspect, provides a kind of control method, comprising:
The movement velocity of user is detected by the first sensor of described mobile device; Described mobile device comprises the accommodation space for holding described user;
According to the movement velocity detected, adjusted the movement velocity of described mobile device by the motor of described mobile device; Wherein, when described mobile device motion, described user together can move with described mobile device.
Optionally, after the motor by described mobile device adjusts the movement velocity of described mobile device, also comprise:
The vergence direction of health relative to described mobile device of described user is detected by the second sensor of described mobile device;
According to the vergence direction detected, changed the rotating speed of the angle sheave of described mobile device by described motor, to change the movement velocity of described mobile device; Or,
Change the direction of advancing of described angle sheave, to change the direction of motion of described mobile device.
Optionally, after the motor by described mobile device adjusts the movement velocity of described mobile device, also comprise:
By the 3rd sensor receiving feedback signals of described mobile device; Described feedback signal is the detection signal launched earthward by the described 3rd sensor signal through described ground return;
Determine whether described feedback signal meets pre-conditioned; Wherein, describedly pre-conditionedly comprise the ground that described 3rd sensor detects and allow described mobile device to continue the condition of advancing;
If described feedback signal does not meet described pre-conditioned, by described motor, the rotating speed of the angle sheave of described mobile device is set to zero, carries out stationary state to make described mobile device; Or,
The direction of advancing of described angle sheave is changed, to change the direction of motion of described mobile device by described motor.
Optionally, after the motor by described mobile device adjusts the movement velocity of described mobile device, also comprise:
The facial expression of described user is detected by the four-sensor of described mobile device;
According to the facial expression detected, adjusted the rotating speed of described angle sheave by described motor, to change the movement velocity of described mobile device.
Above-mentioned one or more technical scheme of the application, at least has one or more technique effects following and advantage:
In the application, the movement velocity of user is detected by first sensor, the motor adjustment rotating speed in mobile device is controlled according to the movement velocity detected, and then the speed of adjustment mobile device, such as mobile device can be go-kart, so control the technical scheme of go-kart motion only by external force compared to prior art, mobile device in the application can adjust the movement velocity of mobile device in real time according to the movement velocity of user, and then adapt to the walking habits of different user, the control ability of mobile device to the motion state of self is stronger, the experience of user is also better.
Embodiment
Clearly understand for making the object, technical solutions and advantages of the present invention, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.When not conflicting, the embodiment in the present invention and the feature in embodiment can combination in any mutually.Further, although show logical order in flow charts, in some cases, can be different from the step shown or described by order execution herein.
Below in conjunction with accompanying drawing, the preferred embodiment of the present invention is described in detail.
Refer to Fig. 1, the embodiment of the present invention provides a kind of mobile device, comprising:
Body 101, body 101 comprises tray rack 1011, sole 1012 and the bracing frame between tray rack 1011 and sole 1,012 1013; Wherein, bracing frame 1013 is for fixed tray frame 1011 and sole 1012, and the hollow space of tray rack 1011, the hollow space of sole 1012 and bracing frame 1013 form the accommodation space for holding user jointly; When this mobile device moves, user together can move with this mobile device;
Drive unit 102, comprises angle sheave 1021 and motor 1022; Wherein, angle sheave 1021 is arranged on the lower surface of sole 1012, and motor 1022 is connected with angle sheave 1021, and motor 1022 moves for driving angle sheave 1021, moves to drive this mobile device;
First sensor 103, is arranged on sole 1012 and the side of close accommodation space, for detecting the movement velocity of user;
Processor 104, is connected with motor 1022, for the movement velocity of user detected according to first sensor 103, is arranged the rotating speed of angle sheave 1021 by motor 1022.
In the embodiment of the present invention; tray rack 1011, sole 1012 and bracing frame 1013 together constitute the space of a protection user; user can place oneself in the midst of in this space; like this; user when walking; only need, by hands grasping on tray rack 1011 or bracing frame 1013, will avoid falling down.In addition, the size of the accommodation space that tray rack 1011, sole 1012 and bracing frame 1013 are formed can carry out different designs according to the difference of user, and the embodiment of the present invention does not limit this.
Optionally, tray rack 1011 can adopt comparatively soft material (e.g., plastics), to improve the experience of user, sole 1012 and bracing frame 1013 can adopt the material (e.g., steel) that intensity is higher, to make mobile device more firm.
Optionally, angle sheave 1021 can be set to four, the set-up mode of the tire of similar vehicles, and can certainly be set to other quantity, the embodiment of the present invention is not construed as limiting this.
Optionally, first sensor 103 can be infrared sensor, for the position of the pin of consumer positioning, and record the moment (as navigated to the pin of user when 12 points and 12 seconds) of the pin navigating to user, when after this when, first sensor 103 will navigate to the pin (e.g., again navigating to the pin of user at 12 points for 13 seconds) of user again.Like this, utilize the time difference (as 1 second) during the pin navigating to user for twice, and the distance that the pin of user is advanced in this time difference, this distance directly can be obtained by distance measuring sensor (as, the travel distance of user is 20cm), or install an infrared sensor in the bottom of mobile device every a segment distance, the mode utilizing infrared ray to locate detects the distance that user advances.Such as: be arranged on an infrared sensor every 10cm, if when second infrared sensor navigates to the pin of user, then show that user travels 20cm.According to this time difference, and the distance that in this moment, user advances, calculate the movement velocity of user.Certainly, above-mentioned is only citing, and be not limitation of the invention, one of ordinary skill in the art according to actual conditions, can adopt other embodiment, determine the movement velocity of user.
In the embodiment of the present invention, the movement velocity of the user that processor 104 is detected by first sensor 103 (as, 0.4m/s) adjust the rotating speed of motor 1022, and then control the rotating speed of angle sheave 1021, finally determine the speed of mobile device, such as, the speed of mobile device is also set to 0.4m/s.Like this, by the process of processor 104, the gait of march of mobile device can be consistent with the movement velocity of user, and the experience of user is better.In addition, because mobile device according to the movement velocity of user, can regulate the gait of march of mobile device self in real time, contribute to user learning and learn walking quickly.
Optionally, refer to Fig. 2, mobile device can also comprise the second sensor 105, is arranged on tray rack 1011 and the side of close accommodation space, or, be arranged on the upper surface of tray rack 1011;
Second sensor 105 is for detecting the vergence direction of health relative to mobile device of user;
Processor 104 is also for completing one of both following function:
The health of user detected according to the second sensor 105, relative to the vergence direction of mobile device, changes the rotating speed of angle sheave 1021, to change the movement velocity of mobile device by motor 1022;
Change the direction of advancing of angle sheave 1021, to change the direction of motion of mobile device.
Optionally, the second sensor 105 can adopt strain gauge, such as pressure transducer etc.Second sensor 105 can be arranged on the inner side of tray rack 1011, namely more near the side of the health of user.If user thinks that the gait of march of mobile device is than very fast, health often tilts backwards, the health of user can rest on the inner side of tray rack 1011, if the second sensor 105 is pressure transducer, then the second sensor 105 can detect pressure signal, the position that processor 104 produces according to the pressure signal that detects is (as the rear portion of tray rack 1011, namely user is after one's death) adjustment motor 1022 rotating speed, and then adjustment mobile device speed (as the speed of mobile device is reduced).Or, if user thinks that the gait of march of mobile device is slow, the health of user often turns forward, the health of user then can rest on the inner side of tray rack 1011, if the second sensor 105 is pressure transducer, then the second sensor 105 can detect pressure signal, the position that processor 104 produces according to the pressure signal that detects is (as the front portion of tray rack 1011, before the body of i.e. user) rotating speed of adjustment motor 1022, and then the speed (as the speed of mobile device is increased) of adjustment mobile device.
If user expects to turn right, then the health of user is often tilted to the right, if the second sensor 105 is pressure transducer, then the second sensor 105 can detect this pressure signal (as the pressure transducer being arranged on user right will detect pressure signal) equally, processor 104 can control angle sheave 1021 to right rotation, and then changes the travel direction of mobile device.Or, if user expects to turn left, then the health of user is often to doing, if the second sensor 105 is pressure transducer, then the second sensor 105 can detect this pressure signal (as the pressure transducer be arranged on the left of user will detect this pressure signal), preprocessor 104 can control angle sheave 1021 to anticlockwise, and then changes the direct of travel of mobile device.
In the embodiment of the present invention, by the second sensor 105 can Real-Time Monitoring user expect gait of march or direct of travel, and adjust gait of march or the direct of travel of mobile device in real time, namely mobile device can adjust the motion state of self in real time according to the expectation of user by the second sensor 105, adds the experience of user.
Optionally, the embodiment of the present invention for user just started often learn walking children, therefore, the balance ability of user is poor, once out of trim often tilts to other directions in the process of study walking, namely rely on tray rack 1011, like this, the vergence direction of user effectively can be detected by the second sensor 105, and the motion state of adjustment mobile device is implemented according to vergence direction, make user can adapt to walking habits as early as possible, help user to learn walking efficiently.
Optionally, refer to Fig. 3, mobile device can also comprise the 3rd sensor 106, is arranged on the lower surface of sole 1012;
3rd sensor 106, for launching detection signal earthward, and receives the feedback signal of ground return;
Processor 104, also for when feedback signal does not meet pre-conditioned, is set to zero by motor 1022 by the rotating speed of angle sheave 1021, enters stationary state to make mobile device; Or, changed the direction of advancing of angle sheave 1021 by motor 1022, to change the direction of motion of mobile device;
Wherein, pre-conditionedly comprise the ground that the 3rd sensor 106 detects and allow mobile device to continue the condition of advancing.
Optionally, the 3rd sensor 106 can be infrared sensor, or ultrasonic sensor etc., the embodiment of the present invention is not construed as limiting this.Infrared sensors for the 3rd sensor 106, detection signal (as infrared light) launched earthward by 3rd sensor 106, feedback signal (namely through the infrared light of ground return) is obtained after the reflection through ground, 3rd sensor 106 receiving feedback signals, and send to processor 104 to process this feedback signal.
Optionally, the pre-conditioned condition that can be such as the 3rd sensor 106 need meet from the mistiming of launching between detection signal to receiving feedback signals, such as pre-conditionedly need be less than or equal to preset value for this mistiming.Certainly, just citing here, is pre-conditionedly not limited only to above-mentioned described content, and the distance that such as can also be set between the 3rd sensor 106 to ground is greater than preset length, etc.One of ordinary skill in the art can arrange different pre-conditioned according to the situation of reality.
Such as pre-conditioned is that the 3rd sensor 106 need be less than or equal to preset value from the mistiming of launching between detection signal to receiving feedback signals, and this preset value is such as 1 millisecond.Processor 104, according to the feedback signal detected, obtains the 3rd sensor 106 from the mistiming of launching between detection signal to receiving feedback signals, by this mistiming and pre-conditionedly to compare.Such as, if this mistiming is 2 millimeters, 1 millisecond is greater than, now determine that feedback signal does not meet pre-conditioned, can show that the ground that now the 3rd sensor 106 detects exists sunk area, may overturn if mobile device moves on, threaten the user using mobile device.Therefore, processor 104 can control motor 1022 and quit work, and mobile device can be made like this to stop, no longer move ahead, avoid user to face a danger.Optionally, it is pre-conditioned if determine, feedback signal does not meet, and processor 104 can also send to motor 1022 and be used for locked order, like this, even if when mobile device is subject to external force (push-and-pull as user), also can not be moved, the safety of effective guarantee user.
Interchangeable, when feedback signal does not meet pre-conditioned, processor 104 can also change the direct of travel of angle sheave 1021, and such as, processor 104 order motor 1022 rotates backward, and namely directly makes mobile device fall back, the place thus help user averts danger.
In the embodiment of the present invention, effectively can detect whether ground has depression by the 3rd sensor 106, thus can effectively help user to avert danger.Such as, downward ladder (as stair) is there is around user, the edge of ladder is moved to once mobile device, because ladder is downward, now can detect that the ground in mobile device front is lower than present ground by the 3rd sensor 106, mobile device just can stop mobile at once or move to opposite direction, thus avoid mobile device to fall from ladder, effectively avoid the user's tumble injury using mobile device, security is better, uses more reliable.
Optionally, refer to Fig. 4, mobile device can also comprise four-sensor 107, is arranged on tray rack 1011, four-sensor 107 relative to the height of the upper surface of sole 1012 and the height of user corresponding;
Four-sensor 107 is for detecting the facial expression of user;
Processor 104, the facial expression of user also for detecting according to four-sensor 107, adjusts the rotating speed of angle sheave 1021, to change the movement velocity of mobile device by motor 1022.
Optionally, four-sensor 107 can be camera, is arranged on tray rack 1011, and the height of this camera highly can be consistent with user, the expression of user can be gathered by this camera, such as, user by mobile device study walk time, if the expression of smile detected, then think that user now likes walking, the translational speed of adjustment mobile device that namely can be suitable, as suitable is pushed the speed, makes user can learn more quickly to walk.If bored expression detected, then think that user does not now like walking, namely can the be suitable speed of mobile device be reduced, make user can increase study interest on foot gradually.
Optionally, refer to Fig. 5, mobile device can also comprise multimedia player 108;
Multimedia player 108, be arranged on tray rack 1011, multimedia player 108 is connected with four-sensor 107; Wherein, multimedia player 108 relative to the height of the upper surface of sole 1012 and the height of user corresponding;
Processor 104, also plays the content of multimedia corresponding with the facial expression of the user that four-sensor 107 detects for controlling multimedia player 108.
In the embodiment of the present invention, multimedia player 108 such as can comprise liquid crystal display, or also can comprise audio player etc.This multimedia player 108 can be arranged on the position consistent with the height of user, facilitates user to watch.Such as multimedia player 108 comprises liquid crystal display, then, before this liquid crystal display of use, first can prestore part multimedia file in the storage unit of mobile device, such as, comprise cartoon, scenery picture or piano music etc.This liquid crystal display can cooperatively interact with four-sensor 107, such as, if when four-sensor 107 detects that the expression of user is expression out of sorts, liquid crystal display can be made to play the cartoon liked of user or play some excellent melodies, and then help user to adjust mood as early as possible.
Optionally, refer to Fig. 6, mobile device can also comprise the 5th sensor 109, is arranged on tray rack 1011; Wherein, the 5th sensor 109 can move along the direction perpendicular to surface level;
5th sensor 109, for detecting the height of user;
Processor 104, also for the height of the user according to the 5th sensor 109 detection, adjusts the relative height of four-sensor 107 on body 101.
Optionally, the 5th sensor 109 can be height detection sensor, such as, be laser positioning sensor or infrared alignment sensor etc.5th sensor 109 can obtain the height of user, be such as 55cm, the height of the height of four-sensor 107 and multimedia player 108 can be all set to the height consistent with user's height according to the height of user by processor 104, such as, the height of body 101 is 30cm, now, four-sensor 107 and multimedia player 108 can be set to 25cm relative to the height of body 101 by processor 104.So just the height of user being set to consistent height with the height of four-sensor 107 and multimedia player 108, is namely all 55cm.Like this, mobile device can be made to adapt to the user of more different height by the 5th sensor 109.
Refer to Fig. 7, based on same inventive concept, the embodiment of the present invention provides a kind of control method, and this control method can be applied to the arbitrary mobile device shown in Fig. 1-Fig. 6.The method comprises:
S701: the movement velocity being detected user by the first sensor 103 of mobile device; Mobile device comprises the accommodation space for holding user;
S702: according to the movement velocity detected, adjusts the movement velocity of mobile device by the motor 1022 of mobile device; Wherein, when mobile device moves, user together can move with mobile device.
Optionally, after the motor 1022 by mobile device adjusts the movement velocity of mobile device, also comprise:
The vergence direction of health relative to mobile device of user is detected by the second sensor 105 of mobile device;
According to the vergence direction detected, changed the rotating speed of the angle sheave 1021 of mobile device by motor 1022, to change the movement velocity of mobile device; Or,
Change the direction of advancing of angle sheave 1021, to change the direction of motion of mobile device.
Optionally, after the motor 1022 by mobile device adjusts the movement velocity of mobile device, also comprise:
By the 3rd sensor 106 receiving feedback signals of mobile device; Feedback signal is the detection signal launched earthward by the 3rd sensor 106 signal through ground return;
Determine whether feedback signal meets pre-conditioned; Wherein, pre-conditionedly comprise the ground that the 3rd sensor 106 detects and allow mobile device to continue the condition of advancing;
If feedback signal does not meet pre-conditioned, by motor 1022, the rotating speed of the angle sheave 1021 of mobile device is set to zero, carries out stationary state to make mobile device; Or,
The direction of advancing of angle sheave 1021 is changed, to change the direction of motion of mobile device by motor 1022.
Optionally, after the motor 1022 by mobile device adjusts the movement velocity of mobile device, also comprise:
The facial expression of user is detected by the four-sensor 107 of mobile device;
According to the facial expression detected, adjusted the rotating speed of angle sheave 1021 by motor 1022, to change the movement velocity of mobile device.
In the embodiment of the present invention, the control method described in Fig. 7 can be realized by mobile device described in Fig. 1-Fig. 6, and embodiment can reference mutually, therefore seldom repeats for the content part of repetition when describing control method.
Above-mentioned one or more technical scheme in the embodiment of the present invention, at least has one or more technique effects following and advantage:
In the embodiment of the present invention, the movement velocity of user is detected by first sensor, the motor adjustment rotating speed in mobile device is controlled according to the movement velocity detected, and then the speed of adjustment mobile device, such as mobile device can be go-kart, so control the technical scheme of go-kart motion only by external force compared to prior art, the present invention can adjust the movement velocity of go-kart self in real time according to the movement velocity of user, and then adapt to the walking habits of different user, the control ability of mobile device to the motion state of self is stronger, the experience of user is also better.
Those skilled in the art can be well understood to, for convenience and simplicity of description, only be illustrated with the division of above-mentioned each functional module, in practical application, can distribute as required and by above-mentioned functions and be completed by different functional units, inner structure by device is divided into different functional units, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiment provided by the present invention, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described module or unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (Read-OnlyMemory, ROM), random access memory (RandomAccessMemory, RAM), magnetic disc or CD etc. various can be program code stored medium.
Specifically, computer program instructions corresponding to a kind of control method in the embodiment of the present invention can be stored in CD, hard disk, on the storage mediums such as USB flash disk, when the computer program instructions corresponding with a kind of control method in storage medium is read by an electronic equipment or be performed, comprise the steps:
The movement velocity of user is detected by the first sensor of described mobile device; Described mobile device comprises the accommodation space for holding described user;
According to the movement velocity detected, adjusted the movement velocity of described mobile device by the motor of described mobile device; Wherein, when described mobile device motion, described user together can move with described mobile device.
Optionally, that store in described storage medium and step: the movement velocity being adjusted described mobile device by the motor of described mobile device, corresponding computer instruction, after being performed, also comprises the steps:
The vergence direction of health relative to described mobile device of described user is detected by the second sensor of described mobile device;
According to the vergence direction detected, changed the rotating speed of the angle sheave of described mobile device by described motor, to change the movement velocity of described mobile device; Or,
Change the direction of advancing of described angle sheave, to change the direction of motion of described mobile device.
Optionally, that store in described storage medium and step: the movement velocity being adjusted described mobile device by the motor of described mobile device, corresponding computer instruction, after being performed, also comprises the steps:
By the 3rd sensor receiving feedback signals of described mobile device; Described feedback signal is the detection signal launched earthward by the described 3rd sensor signal through described ground return;
Determine whether described feedback signal meets pre-conditioned; Wherein, describedly pre-conditionedly comprise the ground that described 3rd sensor detects and allow described mobile device to continue the condition of advancing;
If described feedback signal does not meet described pre-conditioned, by described motor, the rotating speed of the angle sheave of described mobile device is set to zero, carries out stationary state to make described mobile device; Or,
The direction of advancing of described angle sheave is changed, to change the direction of motion of described mobile device by described motor.
Optionally, that store in described storage medium and step: the movement velocity being adjusted described mobile device by the motor of described mobile device, corresponding computer instruction, after being performed, also comprises the steps:
The facial expression of described user is detected by the four-sensor of described mobile device;
According to the facial expression detected, adjusted the rotating speed of described angle sheave by described motor, to change the movement velocity of described mobile device.
Although describe the preferred embodiments of the present invention, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.