CN104374969A - Digital oscilloscope allowing numeric parameter input - Google Patents
Digital oscilloscope allowing numeric parameter input Download PDFInfo
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- CN104374969A CN104374969A CN201310390687.XA CN201310390687A CN104374969A CN 104374969 A CN104374969 A CN 104374969A CN 201310390687 A CN201310390687 A CN 201310390687A CN 104374969 A CN104374969 A CN 104374969A
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Abstract
The invention provides a digital oscilloscope allowing numeric parameter input. The digital oscilloscope comprises an input keyboard, a display screen and a control system. The input keyboard is provided with a rotary knob used for inputting numeric parameters, and the control system is used for determining the numeric parameters and outputting the numeric parameters according to the amplitude of the rotary knob rotated by a user; when the user clicks the rotary knob, the display screen displays a virtual input keyboard which comprises multiple virtual keys, and the control system determines the numeric parameters and outputs the numeric parameters according to the input operation on the virtual keys by the user. According to the digital oscilloscope, the virtual input keyboard used for inputting numeric parameters is arranged on the display screen, so that the problem that numeric parameters can not be quickly input in the prior art is solved.
Description
Technical field
The present invention relates to digital oscilloscope field, particularly a kind of digital oscilloscope that can input digital parameters.
Background technology
Digital oscilloscope is a kind of broad-spectrum electronic measuring instrument, and electric signal can be transformed into observable waveform by it, facilitates the change of test job person's observation signal.Usually, digital oscilloscope comprises the functions such as waveform measurement, triggering, decoding, mathematical operation, and user can configure the correlation parameter of each function according to demand, to obtain the Wave data after the waveform oneself wanted or process.
The function comprised due to oscillograph is more, and each function needs to arrange multiple parameter, but the area of oscillographic front panel is limited, can place numerous function setting button very difficult, so substantially have no idea to provide the keyboard inputting digital parameters.
In light of this situation, at present a lot of producer mode of usually adopting knob to arrange for the input of digital parameters, namely a knob is set on oscillographic front panel, user can carry out the size of parameters by rotating knob, such as, user rotates knob scale, digital parameters just increase or the reduction 1 etc. of input, the advantage of which is that system implements more for convenience, do not need to increase any special operational, only need constantly to rotate knob forward or backwards, until adjust to required value.
Although method of the prior art can realize the input of digital parameters, but user operation is got up cumbersome, such as, if current digital parameters is 1, the stepping of knob is 1, when so user wants, by knob, digital parameters is adjusted to 1000, just must rotate knob 999 times, optimum configurations could be become 1000, each setting extremely lose time, and to arrange digital parameters is the operation that tester often needs to carry out, if all will spend long time, the whole test duration will inevitably be extended, reduce work efficiency.
In sum, a kind of digital oscilloscope that can input digital parameters is fast lacked in prior art.
Summary of the invention
In order to solve problems of the prior art, the present invention proposes a kind of digital oscilloscope that can input digital parameters fast.
The present invention proposes a kind of digital oscilloscope that can input digital parameters, comprise input keyboard, display screen and control system, described input keyboard has the knob for inputting digital parameters, described control system rotates the amplitude of knob according to user, determines digital parameters and exports;
When user is by when hitting described knob, described display screen shows a virtual input keyboard, and described virtual input keyboard has multiple virtual key, and described control system, according to the input operation of user to virtual key, is determined digital parameters and exports.
In oscillograph of the present invention, described control system can also comprise the input operation of virtual key according to user, described control system rotates the input operation of described knob according to user, the parameters input symbol controlled in virtual input keyboard switches between different virtual keys, and described control system according to user by the input operation of hitting described knob, parameters input described in control symbol chooses a virtual key.
In oscillograph of the present invention, described virtual input keyboard can also comprise numeric keypad, unit keypad and delete key, described numeric keypad has multiple numerical key, for inputting the numerical portion in digital parameters, described unit keypad has multiple unit key, for inputting the unit portion in digital parameters, described delete key is for deleting the numerical portion in parameter.
In oscillograph of the present invention, described virtual key can also have many groups unit key corresponding with oscillographic function, the function that described control system is selected according to user, makes the unit key that unit keypad display is corresponding with this function.
In oscillograph of the present invention, when described display screen display described in virtual input keyboard time, described display screen can also show a virtual input keyboard function identifier.
In oscillograph of the present invention, described function identifier can also be an initial point or a lower arrow.
In oscillograph of the present invention, described can also comprise a coarse adjustment knob and a fine tuning knob for the knob inputting digital parameters, and the step value of described coarse adjustment knob is greater than the step value of described fine tuning knob.
In oscillograph of the present invention, when user carries out input operation to numerical key, described control system can also, according to the operation of user by other buttons hit on input keyboard except function button, make user exit the operation of virtual input keyboard.
In oscillograph of the present invention, described numeric keypad can also comprise the numerical key for inputting 0-9, negative sign and radix point.
Digital oscilloscope of the present invention, by arranging one for inputting the virtual input keyboard of digital parameters, solving the problem that can not input digital parameters in prior art fast, not only increasing the work efficiency of tester; And the also different unit key according to different function setting in this virtual input keyboard, be more convenient for the operation of tester's input parameter unit; Oscillograph of the present invention also has the function of knob input digital parameters simultaneously, and provide the user multiple choices, Consumer's Experience is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of digital oscilloscope 1 in embodiments of the invention.
Fig. 2 is the structural representation of the front panel 2 of digital oscilloscope 1 in embodiments of the invention.
Fig. 3 is the process flow diagram being inputted digital parameters in embodiments of the invention by virtual input keyboard 202.
Embodiment
A preferred embodiment of the present invention is introduced below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of digital oscilloscope 1 in the present embodiment, merely illustrates ingredient related to the present invention in figure, and other parts are not shown.Fig. 2 is the structural representation of the front panel 2 of digital oscilloscope 1, front panel 2 is provided with display screen 103 and input keyboard 101, display screen 103 is for information such as display waveform, parameter and menus, input keyboard 101 being provided with multiple button and knob, for receiving user, oscillographic various input being arranged.
With reference to figure 1 and Fig. 2, in the present embodiment, digital oscilloscope 1 comprises input keyboard 101, control module 102 and display screen 103, input keyboard 101 has the knob 201 for inputting digital parameters, control system 102 rotates the amplitude of knob 201 according to user, determines digital parameters and exports, suppose, the stepping of knob 201 is 1, if user wants digital parameters to adjust to 5 from 1, so just needs to rotate knob 201 to a direction, 4 unit scales, can complete the input of parameter 5.
In order to solve in prior art the problem inputting digital parameters inconvenience, the present invention is provided with one for inputting the virtual input keyboard 202 of digital parameters, when user is by when hitting knob 201, oscillograph 1 enters virtual input keyboard pattern, now virtual input keyboard 202 appears on display screen 103, virtual input keyboard 202 has multiple virtual key, and control system 102, according to the input operation of user to virtual key, is determined digital parameters and exports.
In the present embodiment, digital parameters can be the digital parameters of pure digi-tal, also can be the digital parameters of tape unit.
In the present embodiment, control system 102 comprises the input operation of virtual key according to user, control system 102 rotates the input operation of knob 201 according to user, the parameters input symbol controlled in virtual input keyboard 202 switches between different virtual keys, and control system 102 according to user by the input operation of hitting knob 201, controling parameters input symbol choose a virtual key.
In the present embodiment, parameters input symbol refers in virtual input keyboard 202 for representing the mark of current operation position, such as, now user is switched to the some buttons in virtual key by rotation knob 201, now parameters input symbol just appears at this button place, represents that this button is the current button operated.
In the present embodiment, the input being completed digital parameters by virtual input keyboard 202 comprises two steps, one is selection operation, namely user rotates knob 201, control system 102 rotates the operation of knob 201 according to user, and the parameters input symbol controlled in virtual input keyboard 202 switches between different virtual keys; Two is confirmation operations, namely when user by rotation process be switched to its want input virtual key time, then need by hitting knob 201, confirm the parameter that this button of input is corresponding, now control system 102 according to user by hitting operation, the parameters input symbol controlled in virtual input keyboard 202 chooses this virtual key, namely completes the input of digital parameters corresponding to this virtual key.
In the present embodiment, virtual input keyboard 202 comprises numeric keypad 204, unit keypad 205 and delete key 206, numeric keypad 204 has multiple numerical key, for inputting the numerical portion in digital parameters, unit keypad 205 has multiple unit key, for inputting the unit portion in digital parameters, delete key 206 is for deleting the numerical portion in parameter.
Illustrate as other, virtual input keyboard 202 can also comprise parameters input district 203, for showing the digital parameters completing input.
In the present embodiment, numeric keypad 204 comprises the numerical key for inputting 0-9, negative sign and radix point.
Illustrate as other, numeric keypad 204 can also comprise other for inputting the button such as digital symbol or numeral.
In the present embodiment, virtual key has many groups unit key corresponding with oscillographic function, and the function that control system 102 is selected according to user makes unit keypad 205 show the unit key corresponding with this function.Such as, when for being switched to the function needing incoming frequency, now unit keypad 205 can show the multiple units corresponding with frequency, as shown in Figure 2, comprises MHz, KHz, Hz, mHz and uHz; If when user is switched to the function needing input time, now unit keypad 205 can show the multiple units corresponding with the time, such as, and s, ms, us and ps etc.Namely the button of unit keypad 205 display is relevant to function, the function that control system 102 can be selected according to user, make the unit key that in unit keypad 205, only display is corresponding with this function.User not be used in and switches unit according to function, and the input operation of unit becomes convenient.
In the present embodiment, when display screen 103 shows virtual input keyboard 202, display screen 103 also shows a virtual input keyboard function identifier.Namely, when user is switched to by virtual input keyboard pattern, the menu bar of display screen 103 showing an identifier, being in virtual input keyboard pattern for showing current system.
In the present embodiment, virtual input keyboard function identifier is a round dot, namely when system enters virtual input keyboard pattern, the menu bar of display screen 103 can show a round dot.
Illustrate as other, virtual input keyboard function identifier also can be arranged to the symbol that a lower arrow or upward arrow etc. have mark action.
Illustrate as other, digital oscilloscope 1 can have two kinds of digital parameters input patterns, one is virtual input keyboard pattern recited above, another kind is knob pattern, in this illustrates, the knob 201 of input digital parameters comprises a coarse adjustment knob and a fine tuning knob, when user is switched to knob pattern, digital parameters can be inputted by rotation coarse adjustment knob or fine tuning knob, wherein the step value of coarse adjustment knob is greater than the step value of fine tuning knob, the such as stepping of coarse adjustment knob is 10, the stepping of fine tuning knob is 1, so when user need to input larger digital time, coarse adjustment knob can be adopted, when input smaller digital time, fine tuning knob can be adopted, the operation of convenient user, but the operation compared with virtual input keyboard pattern of knob pattern is more complicated, loses time.But the pattern of input parameter that there is provided two kinds, the more selection that allowed user have, Consumer's Experience is better.
In the present embodiment, when user carries out input operation to the numerical key on numeric keypad 204, control system 102, according to the operation of user by other buttons hit on input keyboard 101 except function button, makes user exit the operation of virtual input keyboard 202.Namely when user inputs in the process of the numerical portion in digital parameters utilizing virtual input keyboard 202, if want to exit virtual input keyboard pattern, by other buttons hit on input keyboard 101 except function button, can exit virtual input keyboard pattern.
Illustrate as other, also can arrange one specially on input keyboard 101 and exit button, for dropping by the wayside virtual input keyboard pattern.
Below with reference to Fig. 3, the oscillograph 1 introduced in the present embodiment completes the concrete steps of digital parameters input by virtual input keyboard 202.
301; Enter virtual input keyboard pattern;
First, user enters virtual input keyboard pattern by the mode of specifying, such as, can be entered by the button of specifying or menu item.Control system 102, according to the operation of user, controls display screen 103 shows virtual input keyboard 202, namely represents and enter virtual input keyboard pattern.
302: the type judging virtual key;
Then, control system 102 can judge the push-button type of user operation, and push-button type comprises numerical key, unit key and delete key.
303: numerical key;
Usual input digital parameters, first can input numerical portion wherein, and therefore user can first operand keyboard.Such as, if user wants to input 20Hz, so user first can input numeral 20.
304: input the numeral chosen;
User, by operation knob 201, realizes the input of numeral 20.Namely control system 102 rotates the operation of knob 201 according to user, parameters input symbol is switched to the numerical key of digital 2 correspondences, according to user by the operation of hitting knob 201, parameters input is accorded with and chooses this button, namely the input of numeral 2 is completed, in like manner, then complete the input of numeral 0, numeral 20 is input in parameters input district 203 the most at last.
305: unit key;
After completing the input of numeral, user also needs the input by completing unit Hz to the operation of unit key.
306: input the unit chosen;
User, by operation knob 201, realizes the input of unit Hz.Namely control system 102 rotates the operation of knob 201 according to user, parameters input symbol is switched to unit key corresponding to unit Hz, according to user by the operation of hitting knob 201, parameters input is accorded with and chooses this button, namely complete the input of unit Hz, unit Hz is input in parameters input district 203 the most at last.
307: the input completing digital parameters, exit virtual input keyboard pattern;
After user confirms the input of unit, control system 102 can according to this operation, and make instrument exit virtual input keyboard simulation, namely represent the input now completing digital parameters 20Hz, the virtual input keyboard 202 on display screen 103 can disappear simultaneously.
308: delete key;
If when inputting the numerical portion of digital parameters, there is input error, now can have been deleted by delete key in user.
309: last bit digital of deleting the numeral of input.
User is by realizing deletion action to the operation of knob 201.Namely control system 102 rotates the operation of knob 201 according to user, parameters input symbol is switched to delete key, according to user by the operation of hitting knob 201, deletes last position of the numeral be input in parameters input district 203, user, often by hitting a knob 201, deletes one-bit digital.
Compared with prior art, digital oscilloscope 1 of the present invention is provided with the simulation of a kind of virtual input keyboard, namely user can be presented at the virtual input keyboard 202 on display screen 103 by one, realize the input of digital parameters fast, solve the problem that can not input digital parameters in prior art fast, not only increase the work efficiency of tester; And the also different unit key according to different function setting in this virtual input keyboard 202, be more convenient for the operation of tester's input parameter unit; Oscillograph of the present invention also has the function of knob input digital parameters simultaneously, and provide the user multiple choices, Consumer's Experience is better.
Claims (9)
1. can inputting a digital oscilloscope for digital parameters, comprise input keyboard, display screen and control system, described input keyboard having the knob for inputting digital parameters,
Described control system rotates the amplitude of knob according to user, determines digital parameters and exports,
It is characterized in that,
When user is by when hitting described knob, described display screen shows a virtual input keyboard, and described virtual input keyboard has multiple virtual key, and described control system, according to the input operation of user to virtual key, is determined digital parameters and exports.
2. oscillograph according to claim 1, is characterized in that,
Described control system comprises the input operation of virtual key according to user, and described control system rotates the input operation of described knob according to user, and the parameters input symbol controlled in virtual input keyboard switches between different virtual keys, and
Described control system is according to user by the input operation of hitting described knob, and the parameters input symbol described in control chooses a virtual key.
3. oscillograph according to claim 1 and 2, is characterized in that,
Described virtual input keyboard comprises numeric keypad, unit keypad and delete key, described numeric keypad has multiple numerical key, for inputting the numerical portion in digital parameters, described unit keypad has multiple unit key, for inputting the unit portion in digital parameters, described delete key is for deleting the numerical portion in parameter.
4. oscillograph according to claim 3, is characterized in that,
Described virtual key has many groups unit key corresponding with oscillographic function, the function that described control system is selected according to user, makes the unit key that unit keypad display is corresponding with this function.
5. oscillograph according to claim 1, is characterized in that, when described display screen display described in virtual input keyboard time, described display screen also shows a virtual input keyboard function identifier.
6. oscillograph according to claim 5, is characterized in that, described function identifier is an initial point or a lower arrow.
7. oscillograph according to claim 1, is characterized in that, described comprises a coarse adjustment knob and a fine tuning knob for the knob inputting digital parameters, and the step value of described coarse adjustment knob is greater than the step value of described fine tuning knob.
8. oscillograph according to claim 3, it is characterized in that, when user carries out input operation to numerical key, described control system, according to the operation of user by other buttons hit on input keyboard except function button, makes user exit the operation of virtual input keyboard.
9. oscillograph according to claim 3, is characterized in that, described numeric keypad comprises the numerical key for inputting 0-9, negative sign and radix point.
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| CN201310390687.XA CN104374969A (en) | 2013-08-17 | 2013-08-17 | Digital oscilloscope allowing numeric parameter input |
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| CN201310390687.XA CN104374969A (en) | 2013-08-17 | 2013-08-17 | Digital oscilloscope allowing numeric parameter input |
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| CN108292189A (en) * | 2015-11-25 | 2018-07-17 | 株式会社米思米集团总公司 | Numerical value input method using touch control operation and the numerical value input program using touch control operation |
| US10649580B1 (en) | 2011-08-05 | 2020-05-12 | P4tents1, LLC | Devices, methods, and graphical use interfaces for manipulating user interface objects with visual and/or haptic feedback |
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| US10649581B1 (en) | 2011-08-05 | 2020-05-12 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
| US10656759B1 (en) | 2011-08-05 | 2020-05-19 | P4tents1, LLC | Devices, methods, and graphical user interfaces for manipulating user interface objects with visual and/or haptic feedback |
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