CN201156479Y - Press-key control process apparatus, keyboard and remote controller - Google Patents

Press-key control process apparatus, keyboard and remote controller Download PDF

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Publication number
CN201156479Y
CN201156479Y CNU2007201900417U CN200720190041U CN201156479Y CN 201156479 Y CN201156479 Y CN 201156479Y CN U2007201900417 U CNU2007201900417 U CN U2007201900417U CN 200720190041 U CN200720190041 U CN 200720190041U CN 201156479 Y CN201156479 Y CN 201156479Y
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CN
China
Prior art keywords
key
button
touch
control
led
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.)
Expired - Fee Related
Application number
CNU2007201900417U
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Chinese (zh)
Inventor
徐增亮
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.)
Lenovo Beijing Ltd
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Lenovo Beijing 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
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Priority to CNU2007201900417U priority Critical patent/CN201156479Y/en
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Publication of CN201156479Y publication Critical patent/CN201156479Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a key control processing device, which comprises at least a switch control key, at least an LED arranged under at least a touch key and a control circuit connected with the switch control key and the LED. The utility model further discloses a keyboard and a remote control. The key control processing device, the keyboard and the remote control can realize the switch use of a plurality of groups of functional keys in a limited space, thus effectively preventing the error touch of the user and facilitating the operation of the user.

Description

Button control and treatment device and keyboard and remote controller
Technical field
The utility model relates to the control and treatment technology in the electronic equipment, particularly button control and treatment device and keyboard and remote controller.
Background technology
A lot of electronic equipments (as computer, remote controller etc.) all need the user by controlling by the button on the lower keyboard.
User's operation for convenience, be typically provided with many function keys on the existing keyboard, and too many function key has been brought following problem:
1, the easy false touch of user, and cause triggering unwanted function;
2, whole visual effect confusion is not easy to use;
3, space constraints;
4, the action that the user is pushed button feedback signal in time and intuitively not.
The utility model content
The purpose of this utility model is at above-mentioned the deficiencies in the prior art part, a kind of button control and treatment device and keyboard are provided, the multiple function key that can be implemented in the limited space switches use, prevent user's false touch effectively, and can reach directly perceived, clear, beautiful visual effects, thereby be convenient to user's operation, can have user's actuation of keys simultaneously in time and intuitively and feed back.
According to an aspect of the present utility model, a kind of button control and treatment device is provided, comprising: at least one switching controls button; At least one LED is located at least one touch-key below; And the control circuit that is connected with described LED with described switching controls button.
Preferably, described control circuit can comprise: the function control unit that is connected with described switching controls button and described touch-key.
Preferably, described control circuit also can comprise: first brightness control unit that is connected with described LED; And second brightness control unit that is connected with described LED with described touch-key.
Preferably, described control circuit also can comprise: the function trigger element that is connected with touch-key.
Preferably, described control circuit can comprise the single-chip microcomputer that is connected with LED.
According on the other hand of the present utility model, a kind of keyboard is provided, comprise described button control and treatment device, also comprise at least one touch-key, the LED that comprises in the described button control and treatment device is located at described touch-key below.
According on the other hand of the present utility model, a kind of remote controller is provided, comprise described button control and treatment device, also comprise at least one touch-key, the LED that comprises in the described button control and treatment device is located at described touch-key below.
In the technique scheme, the switching controls button transmits user's push button signalling to the control circuit that is connected with the switching controls button, the control circuit that is connected with the LED that is located at the touch-key below is controlled the switching of the bright of each LED or the state that do not work according to this key information, thereby can only make the LED lamp of the touch-key below of being paid close attention to bright at one time, make that the visual effect of keyboard is more clear and directly perceived, the surface is more succinct clean, the user's operation of also being more convenient for, and prevent user's false touch effectively; Also increased the product texture of keyboard by increasing lighting effects simultaneously.
Description of drawings
Fig. 1 is the structural representation according to the embodiment one of button control and treatment device of the present utility model;
Fig. 2 is the schematic diagram of the example of the single-chip microcomputer that adopted according to button control and treatment device of the present utility model; And
Fig. 3 is that the state of the logic of propositions that adopted among the embodiment one according to button control and treatment device of the present utility model switches schematic diagram.
Embodiment
Fig. 1 is the structural representation according to the embodiment one of button control and treatment device of the present utility model.
As shown in Figure 1, present embodiment one provides a kind of button control and treatment device, comprising: at least one switching controls button 11 (among the figure be example with); At least one LED (not shown) is located at least one touch-key (among the figure be example with touch-key 13 and 14) below; And the control circuit 12 that is connected with described LED with described switching controls button.
Present embodiment one is to transmit user's push button signalling by switching controls button 11 to control circuit 12, control circuit 12 is after receiving this push button signalling, state bright or that do not work according to the LED of default logic control touch-key 13 and 14 belows switches (promptly making described LED do not worked or become bright by not working by bright becoming), thereby make that the user can be according to the demand of practical application scene, select the bright touch-key of LED lamp neatly, and the LED lamp of the touch-key of other function correspondence of not paying close attention to is not worked, therefore can reach directly perceived, succinctly, beautiful visual effects, also can prevent user's false touch effectively to unwanted button, and be more convenient for user's operation and use.
In the present embodiment, described touch-key can be condenser type or resistive touch button, and capacitance type touch key is that electric capacity can change when human body contact button, thereby is discerned by circuit.The resistive touch button causes resistance that faint variation takes place, thereby is discerned by circuit for making keytop that faint deformation take place behind human body contact button.
Be simplified illustration, here be to be example with two touch-keys 13 and 14, those of ordinary skill in the art is to be understood that, in actual applications, the utility model can be applicable to a plurality of touch-keys, and can switch by the state of organizing the bright of control LED or do not work according to the actual requirements with a plurality of touch-key groupings.
For example, a plurality of function keys are arranged usually on the existing computor-keyboard, the utility model can be applied to this.By implementing the utility model, making the user to control and to switch the bright and LED lamp which function key of the LED lamp of which function key by the switching controls button does not work, thereby can make the visual effect of the function key on the existing computor-keyboard simplify widely and more directly perceived, attractive in appearance, simultaneously also convenient in user's discriminating function key and prevent the unwanted function key of false touch effectively.
Those skilled in the art are to be understood that; can be by the control circuit in known multiple mode or the incompatible realization present embodiment one of circuit bank; for example control the brightness of LED lamp by the size of current in the change LED lamp; perhaps the combination by single-chip microcomputer and other circuit element realizes this control circuit; or the like, it all should be within claim of the present utility model scope required for protection.
In the present embodiment one, the logic of propositions of 12 foundations of control circuit, it is the processing of circuit logic that the switching demand according to the practical application scene is set in advance, for example according to the actual requirements described touch-key is divided into groups, by pressing the switching controls button, make control circuit can be controlled at not between the LED luminance state of touch-key on the same group and switch.
Preferably, in the present embodiment one, control circuit 12 can comprise: the function control unit that is connected with described switching controls button and described touch-key.Described function control unit from switching controls button 11 receive first push button signallings and according to described at least one touch-key of this first push button signalling control effectively or the switching of disarmed state.
For example, described function control unit is when the switching of the effective or disarmed state of the described touch-key of control, a plurality of touch-keys can be divided into several groups (such as being divided into first group and second group), when initialization, make first group of button effective, corresponding state value=1 of group even also win, the state value of second group of correspondence=0 is kept at described state value in the circuit.When the user pressed certain effective button in first group, function control unit just sent an instruction and passes, and had formed the button success.When the user presses certain button in second group, because the button in second group is in disarmed state, its corresponding state value is 0, and then function control unit is handled user's button operation after detecting corresponding state value as button is unsuccessful, and does not send signal.
That is to say, it is effective to control first group of function key after powering on, second group of function key is invalid, when the user pressed the switching controls button, function control unit received first push button signalling, made corresponding state value=0 of group of winning subsequently, the state value of second group of correspondence=1, and described state value is kept in the circuit, so just make second group of button be converted to effective status, and first group of button is converted to disarmed state.And the user just can control the switching of respectively organizing the effective or disarmed state between the function key by pressing the switching controls button.
As indicated above, when the user pressed described switching controls button, by described function control unit, it was just effective when bright further to control described touch-key LED lamp thereunder, and LED lamp thereunder is then invalid when not working.In other words, in response to the push button signalling that described switching controls button transmits, described control circuit makes the effective or invalid state of described touch-key switch and the state bright or that do not work of the LED lamp below it switches synchronously.
Therefore, when the LED lamp of touch-key below did not work, this button was in disarmed state, though user's false touch to this button, can the false triggering function corresponding yet, thus further prevented the unwanted function of user's false triggering effectively.
Preferably, in the present embodiment one, control circuit 12 also can comprise: first brightness control unit that is connected with described LED; And second brightness control unit that is connected with described LED with described touch-key.
Described first brightness control unit is used for receiving first push button signalling and controlling not working of described LED or half bright state switching according to this first push button signalling from switching controls button 11.
Described second brightness control unit is used for receiving second push button signalling and switching according to the half bright or complete bright state that this second push button signalling is controlled described LED from the touch-key that is in effective status.
Here, the described state of not working is meant the state that the LED lamp of touch-key below does not work.Described complete bright state is meant that the electric current in the LED lamp of touch-key below reaches relatively large numerical value and makes this LED lamp brighter state relatively, and this numerical value can be according to the demand of practical application scene and difference.Described half bright state is meant that the electric current in the LED lamp of touch-key below does not reach aforesaid numerical value, and make the brightness of this LED lamp with respect to complete bright state the dark and state brighter with respect to the state of not working.
In a word, the brightness of LED lamp need be for obviously identification and difference of user under half bright state and the complete bright state, and being set in of its concrete current values all do not deviate from principle of the present utility model in the scope that satisfies this condition.
As indicated above, by described first brightness control unit and second brightness control unit, the LED that can control described touch-key below is half bright state when this touch-key is effective, and be complete bright state, thereby when pressing touch-key, the user provides feedback effects timely, directly perceived, attractive in appearance when the user presses this effective touch-key.
Further, in the present embodiment one, control circuit 12 also can comprise: the function trigger element that is connected with touch-key.
When the user presses effective touch-key, when the LED below the described touch-key of control is complete bright state, can also further control the function that triggers this touch-key correspondence by described function trigger element.
Preferably, in the present embodiment one, described control circuit also can comprise the automatic detection unit that is connected with first brightness control unit with described function control unit.Described automatic detection unit is used for detecting the employed default feature key of this application program (for example recreation uses " w " button to represent that " making progress ", " s " button represent " downwards " or the like) when loading application programs (for example load recreation), and control described function control unit respective keys is converted to effective status, and control described first brightness control unit respective keys is converted to half bright state.
For example, described automatic detection unit is controlled the button relevant with recreation such as corresponding W, A, S, D and is in half bright and effective state when loading recreation, and other then is in the irrelevant function key of recreation and does not work and invalid state.Described control circuit is controlled this respective keys and is converted to complete bright state and triggers function corresponding simultaneously when pressing this respective keys the user.Can provide the convenience of operation and effect and better visual experience more intuitively to the user like this.
Those of ordinary skill in the art is to be understood that; each unit of the control circuit of above-mentioned present embodiment one can be realized by the combination of known different modes or circuit; also can realize the function of above-mentioned a plurality of unit in a circuit, it all should be within the utility model claim scope required for protection.
For example, described control circuit can comprise to the LED output current and by changing the single-chip microcomputer that size of current changes LED brightness.
Fig. 2 is the schematic diagram of the example of the single-chip microcomputer that adopted according to button control and treatment device of the present utility model.The single-chip microcomputer that adopts in this example is the AT89C2051 of MCS51 series, the control circuit part mainly is made up of this chip, crystal oscillator provides work clock for single-chip microcomputer, and some other auxiliary capacitor and resistance (as the R1-R9 among the figure, C1-C3, T1 or the like) are necessary parts of Single Chip Microcomputer (SCM) system.
The output port P10 to P17 of single chip computer AT 89C51 is connected with light-emitting diode L1 to L8.Its basic principle is: utilize the program in the single-chip microcomputer to produce pwm signal at output port, and constantly change the duty ratio of signal.Because the average current that flows through among the LED is directly proportional with the duty ratio of PWM waveform, so the duty ratio of varying cyclically PWM waveform signal regularly, the electric current that just can control LED is circulation change regularly.And the size of the drive current of LED is being controlled its brightness variation, so the brightness of LED also according to same rule circulation change, realizes effect in time and the order that each LED of control changes then.
Particularly, the principle that Single-chip Controlling LED lamp is converted to the state of not working is the single-chip microcomputer output pin of LED correspondence to be exported be set to high level, because another termination of LED is VCC (high level), so there is not voltage between the two ends, LED just is in and extinguishes state.
The principle that Single-chip Controlling LED lamp is converted to complete bright state is that the single-chip microcomputer output pin with the LED correspondence is set to low level and the LED other end forms voltage, thereby makes LED light entirely.
The principle that Single-chip Controlling LED lamp is converted to half bright state is the square wave that single-chip microcomputer output pin output high-low level is switched, because the speed of switching is very fast, gets the mean value of square wave basically and is used as output, has so just formed half bright state.
The principle that the function of Single-chip Controlling touch key-press triggers is, when the user presses touch key-press, control circuit as indicated above can be discerned this operation by the electric capacity or the resistance variations of condenser type or resistive touch button, and send signal to mainboard by an output pin of single-chip microcomputer, handle function corresponding to trigger mainboard.
Fig. 3 is that the state of the logic of propositions that adopted among the embodiment one according to button control and treatment device of the present utility model switches schematic diagram.Here suppose the utility model is applied to the function key of computor-keyboard, this function key is described touch-key.
As shown in Figure 3, the one group of function key half that works after user's start is light, and other do not have the function key of function to be in closed condition, and when the user pressed certain function key, this function key became bright entirely and triggers.The user can press the switching controls button according to the needs of oneself and switch to the function key of oneself wanting.
Particularly, the LED light below all functions key is closed (being the state of not working) under off-mode.
After user start, the LED lamp of one group of default function key below is in half bright state, and the LED light of the function key of other group below is still closed and promptly is in the state of not working.
When the user pressed the switching controls button, LED lamp of another group function key below that control circuit control is default entered half bright state, and before had been in the LED lamp of half bright state and the LED lamp of other function key below is in the state of not working.
After user start, if the user presses the function key that is in half bright state, then control circuit is controlled the function that the LED lamp of this function key below enters complete bright state and triggers this function key correspondence.
When the user shut down, the LED light of control circuit control all functions key below was all closed and is promptly entered the state of not working.
In addition, can also make that function key is bright at the off-mode lower surface by the cooperating of Facing material and touch-key, button can not come out, and the LED below effective that group button is in half bright state after start powers on, and becomes bright entirely by triggering after last.
Those of ordinary skill in the art is to be understood that; button control and treatment device provided by the utility model can be applied to keyboard, remote controller etc. and be provided with in the electronic equipment of a plurality of function keys; the multiple function key that is used to be implemented in the limited space switches use; be convenient to user's operation; and realize visual effect and operational feedback intuitively timely, it all should be within the utility model claim scope required for protection.
Although illustrated and illustrated exemplary embodiments more of the present utility model, those of ordinary skill in the art is to be understood that, can change these embodiments under the situation that does not deviate from principle of the present utility model and spirit, it is all by appended claim and be equal to and replace within institute's restricted portion.

Claims (8)

1, a kind of button control and treatment device is characterized in that, comprising:
At least one switching controls button;
At least one LED is located at least one touch-key below; And
Control circuit is connected with described LED with described switching controls button.
2, button control and treatment device according to claim 1 is characterized in that described control circuit comprises:
Function control unit is connected with described switching controls button and described touch-key.
3, button control and treatment device according to claim 2 is characterized in that described control circuit also comprises:
First brightness control unit is connected with described LED; And
Second brightness control unit is connected with described LED with described touch-key.
4, button control and treatment device according to claim 3 is characterized in that described control circuit also comprises: the function trigger element that is connected with touch-key.
5, button control and treatment device according to claim 4 is characterized in that described control circuit also comprises: the automatic detection unit that is connected with first brightness control unit with described function control unit.
6, according to the arbitrary described button control and treatment device of claim 1-5, it is characterized in that described control circuit comprises the single-chip microcomputer that is connected with LED.
7, a kind of keyboard is characterized in that, comprises the arbitrary described button control and treatment device of claim 1-6, also comprises at least one touch-key, and the LED that comprises in the described button control and treatment device is located at described touch-key below.
8, a kind of remote controller is characterized in that, comprises the arbitrary described button control and treatment device of claim 1-6, also comprises at least one touch-key, and the LED that comprises in the described button control and treatment device is located at described touch-key below.
CNU2007201900417U 2007-11-07 2007-11-07 Press-key control process apparatus, keyboard and remote controller Expired - Fee Related CN201156479Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201900417U CN201156479Y (en) 2007-11-07 2007-11-07 Press-key control process apparatus, keyboard and remote controller

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Application Number Priority Date Filing Date Title
CNU2007201900417U CN201156479Y (en) 2007-11-07 2007-11-07 Press-key control process apparatus, keyboard and remote controller

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CN201156479Y true CN201156479Y (en) 2008-11-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102184066A (en) * 2011-04-29 2011-09-14 上海科勒电子科技有限公司 Touch sensing device for bathroom product and control method thereof
CN104299490A (en) * 2014-09-15 2015-01-21 肇庆智力科技发展有限公司 Intelligent splicing electronic brick

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102184066A (en) * 2011-04-29 2011-09-14 上海科勒电子科技有限公司 Touch sensing device for bathroom product and control method thereof
WO2012146981A1 (en) * 2011-04-29 2012-11-01 Shanghai Kohler Electronics, Ltd. Touch sensing apparatus and control method
CN104299490A (en) * 2014-09-15 2015-01-21 肇庆智力科技发展有限公司 Intelligent splicing electronic brick

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20081126

Termination date: 20151107

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