Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Fig. 1 is the structural representation of car-mounted electronic device embodiment one of the present invention; Fig. 2 is the structural representation of active inductive means in the embodiment of the invention.As depicted in figs. 1 and 2, the present embodiment car-mounted electronic device comprises device body 1, device body 1 inside is provided with control module 2, the surface of device body 1 is provided with active inductive means 3, wherein, active inductive means 3 comprises signal radiated element 31 and signal receiving element 32, and signal radiated element 31 and signal receiving element 32 are positioned at homonymy, this signal radiated element 31 is used for outwards emission detection signal, and this detection signal can be light in one embodiment, this detection signal can be ultrasound wave in another embodiment, or execute another that this detection signal can be the signals such as electromagnetic wave in the example; Signal receiving element 32 is used for receiving because active inductive means 3 is subject to blocking the detection signal that is reflected back, and the generation induced signal sends to control module 2; Control module 2 is used for carrying out corresponding operation according to induced signal.
The present embodiment car-mounted electronic device can obtain by the active inductive means that arranges operator's input action, realizes the operation to car-mounted electronic device.Particularly, the quantity of the active inductive means 3 in the present embodiment is 1, when car-mounted electronic device is operated, the operator can be with the active inductive means 3 of finger close, at this moment, active inductive means 3 will be blocked by finger, and the signal receiving element 32 in the active inductive means 3 will receive the detection signal that reflects, and produces induced signal; Control module 2 can be determined operator's input action according to this induced signal after receiving the induced signal of active inductive means 3 generations, thereby carries out the operation corresponding with operator's input action.Wherein, input action described here namely is the action of close this active inductive means 3 of operator, and active inductive means 3 produces when induced signal is arranged, and shows that namely the operator has close input action at this active inductive means 3; Control module 2 can be according to induced signal, and namely operator's input action is carried out start, shuts down or open the operations such as menu option for user's operation.
In the present embodiment, active inductive means 3 is arranged on the surface of car-mounted electronic device, wherein, signal radiated element 31 can be launched the detection signal of certain wavelength, when operator's the active inductive means 3 of finger close, finger will shelter from the detection signal that signal radiated element 31 is launched, and detection signal can be reflexed to signal receiving element 32, when signal receiving element 32 receives detection signal, will produce induced signal, just can determine to have the action of finger close according to this induced signal, perceive extraneous input action.Can find out, being used for the detection signal of perception input action in the present embodiment is detection signal by active inductive means self emission, the intensity of detection signal can not be subjected to the interference of external environment factor, the induced signal that produces according to this detection signal stable, the operator's who obtains according to this induced signal input action also just accurately, reliable.
In the present embodiment, for improving the input action Accuracy of Judgement, the duration of the induced signal that control module 2 can produce according to active inductive means 3 is determined the validity of induced signal, when namely only having duration of induced signal to surpass the certain hour section, can think that just the induced signal that produces is effective, can be used as the foundation of decision operation person's input action, otherwise, can be judged as erroneous input.Like this, when operator's finger carries out other operation, and moment is when skimming over active inductive means 3, finger can have of short duration blocking to active inductive means 3, this moment, active inductive means 3 can produce induced signal equally, therefore, judged the validity of the induced signal of generation by the duration of induced signal that active inductive means 3 is produced, but Effective Raise input action Accuracy of Judgement and reliability avoid occurring the possibility of maloperation.
Fig. 3 is the sequential chart of the induced signal that active inductive means produces in the embodiment of the invention.As shown in Figure 3, the sequential chart of the induced signal that active inductive means 3 produces when blocking active inductive means 3 for finger, wherein, horizontal ordinate among Fig. 3 represents the duration of the induced signal that active inductive means 3 produces, ordinate represents the induced signal (being electric signal) that active inductive means 3 produces, when finger blocks active inductive means 3, the signal receiving element 32 of active inductive means 3 will produce induced signal (electric signal of Δ Time section correspondence shown in Figure 3), and only has this Δ Time, be when duration of the induced signal that produces of active inductive means 3 surpassing the time of setting, Δ Time1 for example, can determine that then this induced signal is effective, control module 2 can be carried out corresponding operation according to this effective induced signal, otherwise, can judge that this induced signal is invalid, not carry out any operation.
Fig. 4 is the schematic appearance of car-mounted electronic device embodiment one of the present invention.As shown in Figure 4, the surface of the device body 1 of the present embodiment car-mounted electronic device arranges display unit 4, and display unit 4 is connected (not shown) with control module 2.Lower limb at display unit 4 is provided with active inductive means 3, like this, the operator can input by the active inductive means 3 that is arranged on the device body 1, realization is to operation and the control of car-mounted electronic device, particularly, the operator can be by utilizing the active inductive means 3 of finger close, so that active inductive means 3 produces induced signal; Control module 2 can be determined operator's input action according to this induced signal, thereby can carry out corresponding operation, operations such as the program of closing current execution, ejection master menu, and can show execution result at display unit 4.
In the practical application, the present embodiment car-mounted electronic device can obtain by this active inductive means 3 operator's input action, and according to this input action, in the quick switching of the enterprising line program of car-mounted electronic device.Shown in Fig. 5 A, when the current executive routine A of car-mounted electronic device, the operator is by close active inductive means 3 these input actions, and control module 2 can according to the induced signal that obtains active inductive means 3 generations, be determined this input action, eject main-menu option, so that the program that the user will switch in this main-menu option selection, for example program B switches to program B with current executive routine by program A, shown in Fig. 5 B, thereby can realize the quick switching of program.
To sum up, the car-mounted electronic device that the present embodiment provides, signal radiated element emission detection signal by active inductive means self, this detection signal can be light, ultrasound wave, or electromagnetic wave etc. signal, and receive the detection signal that reflects when active inductive means is blocked by signal receiving element, produce induced signal, thereby can determine according to this induced signal operator's input action, carry out corresponding operation, active inductive means is launched by self for generation of the detection signal of induced signal, can not be subjected to the external environment factor, for example extraneous light is strong and weak, the impact of heat energy etc., the induced signal that produces is stable, accurately, the extraneous input action of determining according to this induced signal is accurate, reliably, can effectively overcome the maloperation that prior art produces because induced signal is inaccurate, can have stronger adaptive capacity to environment, be particularly suitable for having the occasion of higher application requirements, for example vehicular applications.
Fig. 6 is the schematic appearance of car-mounted electronic device embodiment two of the present invention.Different from above-mentioned Fig. 1~technical scheme embodiment illustrated in fig. 4 is, the present embodiment can be provided with at least 2 active inductive means at car-mounted electronic device, particularly, as shown in Figure 6, in the present embodiment, right hand edge at device body 1 is provided with 3 active inductive means 3, each active inductive means 3 is when operator's finger blocks, all can produce induced signal, like this, the sequencing of the induced signal that control module 2 namely can produce according to each active inductive means 2 is carried out the operation corresponding with sequencing.
In the present embodiment, as shown in Figure 6, when operator's finger during from top to bottom successively through 3 active inductive means 3,3 active inductive means 3 can produce induced signal successively, the sequencing of the induced signal that control module 2 just can produce according to these 3 active inductive means 3, the input action of determining the operator is sequence of operation from top to bottom, control module 2 just can be carried out corresponding operation according to operator's sequence of operation from top to bottom, such as carrying out the operation that improves volume etc., realize the control to car-mounted electronic device.
In the present embodiment, the sequencing of the induced signal that control module 2 specifically can produce according to each active inductive means 3, and the time interval that adjacent two active inductive means 3 produce induced signals is within a preset time interval the time, carry out the operation corresponding with sequencing, with stability and the reliability of guaranteeing to operate, like this, only when operator's finger skims over each active inductive means 3 with certain speed, the sequencing that could determine the induced signal that each inductive means produces is effective, just can come according to this sequencing decision operation person's input action this moment, and operation corresponding to execution, otherwise, the induced signal that produce this moment is invalid, and namely decision operation person does not carry out any operation without input action.
In the practical application, the quantity of active inductive means 3 also can be 2, more than 4 or 4, and active inductive means 3 is except can being being arranged side by side as shown in Figure 6, also can arrange by certain shape, come the different input action of perception, for example, rounded or arc shooting etc., and can according to different input actions, carry out accordingly operation.In addition, the setting position of active inductive means also can be arranged on correct position as required, for example is arranged on coboundary, lower limb or the left hand edge of device body, so that the operator carries out input operation.
In the present embodiment, control module specifically can be a microcontroller (microprocessor), each active inductive means 3 can be connected respectively on each pin on the microcontroller, like this, microcontroller just can receive the time that each active inductive means produces by each pin, and can be according to the time order and function of the induced signal of the inductive means that receives, judge the sequencing of the induced signal that each active inductive means produces, and the sequencing of the induced signal that produces at each active inductive means is carried out the operation corresponding with this sequencing when satisfying default sequencing.
Fig. 7 is the schematic appearance of car-mounted electronic device embodiment three of the present invention.Different from above-mentioned technical scheme embodiment illustrated in fig. 6 is, the quantity of active inductive means 3 is 7 in the present embodiment, and be arranged on the place, right angle of display unit 4, namely install the place, right angle of adjacent two edges formation on body 1 surface, like this, the operator can the order of skimming on these 7 active inductive means 3 realize along counterclockwise or clockwise input action, these 7 active inductive means 3 will produce induced signal successively, the sequencing of the induced signal that control module just can produce according to these 7 active inductive means 3, carry out the operation of the screen locking corresponding with sequencing or screen-unblocking, in order to when car-mounted electronic device does not use, display unit is locked.
In the present embodiment, by a plurality of active inductive means 3 being arranged on the place, right angle of device body 1, form the mode of a right-angle array, so that the operator is when only operating according to this arrangement mode, the sequencing of the induced signal that control module can produce according to each the active inductive means that obtains is carried out corresponding operation.
In the practical application, can as required active inductive means 3 be arranged in place, and form certain arrangement mode, when the operator operates under this kind arrangement mode, its input action is identical with this kind arrangement mode, therefore according to this kind input action, can carry out specific operation, operations such as screen locking, screen-unblocking and switching on and shutting down is to satisfy the different operating needs of car-mounted electronic device.
Fig. 8 is the schematic appearance of car-mounted electronic device embodiment four of the present invention.Different from above-mentioned Fig. 1~case technology scheme shown in Figure 4 is, the present embodiment also can comprise a control assembly 5, be connected with control module 2, for generation of trigger pip, control module 2 can be according to the trigger pip of these control assembly 5 generations, trigger active inductive means 3 work, when namely only having control assembly 5 to produce trigger pip, active inductive means 3 could be worked, like this, the operator only trigger active inductive means 3 work by control assembly 5 after, could input by active inductive means 3, can effectively guarantee accuracy and the reliability of operator's operation, avoid maloperation.
In the present embodiment, this control assembly 5 specifically can be an active inductive means, and be arranged on the left hand edge of device body 1, like this, the operator inputs by active inductive means 3, when car-mounted electronic device is operated, need to input by control assembly 5 first, so that control assembly 5 produces the induced signal as trigger pip, so that control module 2 can when receiving this trigger pip, be controlled active inductive means 3 work, then, could input by active inductive means 3, this moment, active inductive means 3 could produce induced signal, otherwise any input of operator all is invalid, active inductive means 3 can not produce induced signal, and control module also just can't obtain induced signal.
In the present embodiment, only the operator when control assembly 5 has input action, but just each active inductive means 3 work of ACTIVE CONTROL of control module 2, otherwise, control module 2 can be controlled each active inductive means 3 and quit work, for example, the signal radiated element of controlling on the active inductive means 3 is not launched detection signal.Can find out, by the compounding practice of control assembly 5 with active inductive means 3, can control the testing process of input action, avoid existing maloperation.
In the present embodiment, above-mentioned control assembly 5 also can be that other can carry out input block except being the active inductive means, such as button etc.
In addition, in the various embodiments described above, also can be according to the program of current execution, by each the active inductive means work of control module ACTIVE CONTROL, like this, can be confirmed whether to trigger active inductive means work according to the program that car-mounted electronic device is carried out, only in program process, just trigger active inductive means work, with the input action for sense operation person, otherwise, active inductive means is not worked, operator's input action can not work, and so not only can save the power consumption of active inductive means, and can guarantee accuracy and the reliability of the input action that obtains.
In above-mentioned Fig. 1~car-mounted electronic device embodiment illustrated in fig. 4, the duration of the induced signal that control module specifically can also produce according to active inductive means, carry out the operation corresponding with this duration, for example, can be active duration of the induced signal that produces of inductive means when being t1, can carry out the menu operation whether demonstration closes present procedure; Duration is carried out the operation of closing present procedure when being t2; Duration is withdrawed from the operation of closing present procedure when being t3, etc.In the practical application, the duration of the induced signal that can produce according to active inductive means, carry out different operations, it will be appreciated by those skilled in the art that, the duration of the induced signal that active inductive means produces is to be corresponding with the operator near duration of this active inductive means, so the duration of induced signal is also just representing the duration of close active this input action of inductive means of operator.
Among each embodiment of the invention described above, the induced signal that control module can produce according to active inductive means, and the program of current execution are carried out the corresponding operation under current executive routine of this induced signal.Like this, when car-mounted electronic device is carried out different programs, the induced signal that each active inductive means induction obtains can be corresponding to different operations, so that car-mounted electronic device can utilize same active inductive means 3, obtain different operations, be convenient to by control and the operation of this active inductive means realization to different programs.
Among each embodiment of the invention described above, for ease of car-mounted electronic device is operated, the display unit on the car-mounted electronic device can be touch display unit, like this, can cooperate with touch display unit by active inductive means, to realize the operation to car-mounted electronic device.Particularly, touch display unit is connected with control module, is used for the execution result of display routine; The induced signal that control module can produce according to each active inductive means is carried out menu ejection operation corresponding to induced signal, and on touch display unit display menu options; Control module also can receive the touch input of operator on the display menu of touch display unit, carry out the operation corresponding with touching input, like this, the operator can be by active inductive means and two kinds of input modes of touch sensitive display unit, cooperate and realize corresponding operation, in the operations such as the program switching that can be applicable to car-mounted electronic device.
Among each embodiment of the invention described above, because the operation of car-mounted electronic device is normally in vehicle traveling process, and the security requirement of car-mounted electronic device input operation is higher, therefore, by adopting active inductive means self emission detection signal, obtain operator's input action accurately, reliably, but the safety and reliability of Effective Raise running car.
The embodiment of the invention also provides a kind of control module that is used in car-mounted electronic device, and this control module is connected with the active inductive means of at least one, and this active inductive means comprises signal radiated element and signal receiving element; Wherein, the signal radiated element is used for the emission detection signal; Signal receiving element is used for receiving because active inductive means is subject to blocking the detection signal that is reflected back, and the generation induced signal sends to described control module; And control module is used for carrying out corresponding operation according to described induced signal.
In the present embodiment, control module can be used for the duration according to induced signal, carries out the operation corresponding with the duration.Perhaps, the quantity of active inductive means is at least 2; And control module, specifically can be used for the sequencing according to the induced signal of each active inductive means generation, carry out the operation corresponding with described sequencing.And above-mentioned detection signal specifically can comprise light, ultrasound wave or electromagnetic wave signal.Particularly, the control module that the present embodiment provides can referring to the explanation of the invention described above car-mounted electronic device embodiment, not repeat them here.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.