CN204707113U - A kind of analogue-key, a kind of terminal equipment and determine the device of analogue-key stroke - Google Patents
A kind of analogue-key, a kind of terminal equipment and determine the device of analogue-key stroke Download PDFInfo
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- CN204707113U CN204707113U CN201520243615.7U CN201520243615U CN204707113U CN 204707113 U CN204707113 U CN 204707113U CN 201520243615 U CN201520243615 U CN 201520243615U CN 204707113 U CN204707113 U CN 204707113U
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- 238000012545 processing Methods 0.000 claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000003993 interaction Effects 0.000 claims abstract description 6
- 238000004088 simulation Methods 0.000 claims description 43
- 238000003825 pressing Methods 0.000 claims description 19
- 230000006870 function Effects 0.000 claims description 17
- 230000008859 change Effects 0.000 claims description 11
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of analogue-key, a kind of terminal equipment and determine the device of analogue-key stroke; Described analogue-key comprises: keycap, the first inductor, the second inductor, elastic mechanism, substrate, signal processing unit; First inductor is located at keycap bottom, keycap is connected to substrate by elastic mechanism, keycap and substrate form a space, and the second inductor is located at the substrate place relative with the first sensor location, and the first inductor and the second inductor relative engagement realize analogue-key function; First inductor and the second inductor all carry out information interaction with signal processing unit, signal processing unit by receiving the first inductor and the second inductor output valve judges analogue-key press degree, and sends corresponding operation signal according to the press degree of analogue-key.The utility model, by simplified design structure, makes structure precision requirement reduce, and fabrication error reduces, thus greatly reduces overall design cost.
Description
Technical Field
The utility model relates to a power electronic technology field, in particular to simulation button, a terminal equipment and confirm device of simulation button stroke.
Background
With the continuous development of power electronic technology and the continuous improvement of production process, various electronic devices are developed. The key is also one of indispensable devices for electronic equipment. At present, analog keys are mostly realized by a potentiometer, a silica gel pad and a carbon film or a Hall switch and the like; the potentiometer and the silica gel pad carbon film adding mode are complex in structural design and large in error; such as: the error of the carbon film printing resistance value is about 20 percent; the Hall switch mode analog key has higher requirement on structural accuracy.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the present invention has been made to provide a solution to the above problem or to at least partially solve the above problem, and the technical solution of the present invention is to provide a solution to:
in one aspect, the utility model provides an analog key, include: the key cap, the first sensor, the second sensor, the elastic mechanism, the substrate and the signal processing unit; the first sensor is arranged at the bottom end of the keycap, the keycap is connected to the substrate through the elastic mechanism, a space is formed between the keycap and the substrate, the second sensor is arranged at the position of the substrate opposite to the first sensor, and the first sensor and the second sensor are matched oppositely to realize the function of simulating a key; the first sensor and the second sensor are in information interaction with the signal processing unit, and the signal processing unit judges the pressing degree of the simulation key by receiving the output values of the first sensor and the second sensor and sends out a corresponding operation signal according to the pressing degree of the simulation key.
Preferably, the first inductor includes: a geomagnetic sensor or an atmospheric pressure sensor; the second inductor includes: a geomagnetic sensor or an atmospheric pressure sensor.
Preferably, when the first inductor and the second inductor adopt geomagnetic inductors, the signal processing unit determines the degree of pressing the analog key by receiving output values of the first geomagnetic inductor and the second geomagnetic inductor; or,
when the first sensor and the second sensor adopt atmospheric pressure sensors, the signal processing unit judges the degree of pressing the simulated key by receiving the output values of the first atmospheric pressure sensor and the second atmospheric pressure sensor.
Preferably, the elastic mechanism includes: a spring or a silicone pad.
Preferably, the signal processing unit includes: a microprocessor, a memory; after receiving the output values of the first sensor and the second sensor, the microprocessor determines the stroke of the simulation key according to the information prestored in the memory;
or the signal processing unit comprises a microprocessor, and the microprocessor determines the stroke of the simulation key according to the pre-stored information of the microprocessor after receiving the output values of the first sensor and the second sensor.
The utility model provides a terminal equipment, include: simulating a key as described in any one of the above.
The utility model provides a confirm as above arbitrary the device of simulation button stroke, the device includes: an information collection unit: the first sensor and the second sensor of the simulation key transmit the position information to the signal processing unit in real time when the simulation key is pressed;
and the key stroke determining unit is used for calculating the change of the relative positions of the first inductor and the second inductor by the signal processing unit according to the position information of the first inductor and the second inductor and determining the stroke of the simulation key.
Preferably, the apparatus further comprises:
and the instruction sending unit is used for sending an operation instruction corresponding to the stroke of the simulation key according to the stroke of the simulation key.
The technical scheme of the utility model realize simulating the button function through adopting two earth inductor or the cooperation of atmospheric pressure inductor that set up relatively to make simulation button structural design simple, the preparation error is little, and low to structural accuracy requirement, thereby reduce overall design cost.
Drawings
Fig. 1 is a schematic view of an analog key structure provided in an embodiment of the present invention;
fig. 2 is a schematic view of another analog key structure provided in the embodiment of the present invention;
fig. 3 is a schematic view of another exemplary embodiment of an analog key structure provided in the present invention;
fig. 4 is a schematic structural diagram of a terminal device according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an apparatus for determining a simulated key stroke according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic view of a structure of a simulated key according to an embodiment of the present invention; the analog key includes: a key cap 10, a first sensor 11, a second sensor 12, an elastic mechanism 13, a substrate 14, and a signal processing unit (not shown); the first inductor 11 is arranged at the bottom end of the keycap 10, the keycap 10 is connected to the substrate 14 through the elastic mechanism 13, the keycap 10 and the substrate 14 form a space, the second inductor 12 is arranged at the substrate 14 opposite to the first inductor 11, and the first inductor 11 and the second inductor 12 are matched oppositely to realize the function of simulating a key; the first sensor 11 and the second sensor 12 both perform information interaction with the signal processing unit, and the signal processing unit determines the degree of pressing the simulated key by receiving the output values of the first sensor 11 and the second sensor 12, and sends out a corresponding operation signal according to the degree of pressing the simulated key.
Note that, the first inductor 11 includes: a geomagnetic sensor and an atmospheric pressure sensor; the second inductor includes: a geomagnetic sensor and an atmospheric pressure sensor; and the first inductor and the second inductor are the same type of inductor.
It should be further noted that the elastic mechanism 13 includes: a spring or a silicone pad.
It should be further noted that the signal processing unit includes: a microprocessor, a memory; after receiving the output values of the first sensor and the second sensor, the microprocessor determines the stroke of the simulation key according to the information prestored in the memory;
or the signal processing unit comprises a microprocessor, and the microprocessor determines the stroke of the simulation key according to the pre-stored information of the microprocessor after receiving the output values of the first sensor and the second sensor.
Based on the above embodiment, as shown in fig. 2, another schematic diagram of the simulated key structure provided by the embodiment of the present invention is shown; the analog key includes: the key cap 10, the first geomagnetic sensor 111, the second geomagnetic sensor 121, the spring 131, the substrate 14, and the signal processing unit; the first geomagnetic sensor 111 is arranged at the bottom end of the key cap 10, the key cap 10 is connected to the substrate 14 through the spring 131, the key cap 10 and the substrate 14 form a space, the second geomagnetic sensor 121 is arranged at the substrate 14 opposite to the first geomagnetic sensor 111, and the first geomagnetic sensor 111 and the second geomagnetic sensor 121 are relatively matched to realize a key pressing simulation function; first geomagnetic sensor 111 and second geomagnetic sensor 121 all with the signal processing unit carries out the information interaction, the signal processing unit is through receiving first geomagnetic sensor 111 and second geomagnetic sensor 121 output value determine the simulation button degree of pressing, and according to the degree of pressing of simulation button sends corresponding operating signal.
It should be noted that the signal processing unit includes: a microprocessor, a memory; after receiving the output values of the first geomagnetic sensor and the second geomagnetic sensor, the microprocessor determines the stroke of the analog key according to information prestored in the memory, namely a stored program;
or, the signal processing unit comprises a microprocessor, and the microprocessor determines the stroke of the analog key according to the information prestored in the microprocessor, namely the stored program, after receiving the output values of the first geomagnetic sensor and the second geomagnetic sensor.
Based on above simulation button structure, the utility model discloses a theory of operation of simulation button as follows:
when the first inductor and the second inductor adopt geomagnetic inductors, the first geomagnetic inductor 111 and the second geomagnetic inductor 121 are relatively matched to realize a function of simulating a key, and the microprocessor determines a degree of pressing the simulated key by receiving output values of the first geomagnetic inductor 111 and the second geomagnetic inductor 121; the second geomagnetic sensor 121 is used for matching with the first geomagnetic sensor 111 to realize the analog key function, and has another function of daily geomagnetic induction of the terminal device; the function of the memory is not only used for the microprocessor to communicate, but also used for storing a system program; the spring can reset the simulation key and provide pressing force experience for a user; finally, the change of the press stroke of the simulated key by the user is reflected as the change of the relative positions of the two geomagnetic sensors, then the microprocessor calculates the change of the press stroke of the user according to the change of the output values of the two geomagnetic sensors and generates corresponding operation instructions to be output, and the microprocessor outputs the operation instructions to control the acceleration, volume increase and decrease and the like of the electronic product.
It should be noted that, when the first inductor and the second inductor adopt the geomagnetic inductor to realize the function of the analog key, the analog key may operate in the horizontal direction or in other directions.
Based on the above embodiments, as shown in fig. 3, a schematic diagram of another analog key structure provided by the embodiment of the present invention is shown; the analog key includes: the key cap 10, the first atmospheric pressure sensor 112, the second atmospheric pressure sensor 122, the silica gel pad 132, the substrate 14 and the signal processing unit; the first atmospheric pressure sensor 112 is arranged at the bottom end of the keycap 10, the keycap 10 is connected to the substrate 14 through the silica gel pad 132, the keycap 10 and the substrate 14 form a space, the second atmospheric pressure sensor 122 is arranged at the substrate 14 opposite to the first atmospheric pressure sensor 112, and the first atmospheric pressure sensor 112 and the second atmospheric pressure sensor 122 are relatively matched to realize a key simulation function; the first atmospheric pressure sensor 112 and the second atmospheric pressure sensor 122 both perform information interaction with the signal processing unit, and the signal processing unit determines the degree of pressing the analog key by receiving the output values of the first atmospheric pressure sensor 112 and the second atmospheric pressure sensor 122, and sends out a corresponding operation signal according to the degree of pressing the analog key.
It should be noted that the signal processing unit includes: a microprocessor, a memory; after receiving the output values of the first atmospheric pressure sensor and the second atmospheric pressure sensor, the microprocessor determines the stroke of the simulation key according to the program stored in the memory;
or the signal processing unit comprises a microprocessor, and the microprocessor determines the stroke of the simulation key according to a program stored in the microprocessor after receiving the output values of the first atmospheric pressure sensor and the second atmospheric pressure sensor.
Based on above simulation button structure, the utility model discloses a theory of operation of simulation button as follows:
when the first sensor and the second sensor adopt atmospheric pressure sensors, the first atmospheric pressure sensor 112 and the second atmospheric pressure sensor 122 are relatively matched to realize a function of simulating a key, and the microprocessor judges the degree of pressing the simulated key by receiving output values of the first atmospheric pressure sensor 112 and the second atmospheric pressure sensor 122; the second atmospheric pressure sensor 122 is used for matching with the first atmospheric pressure sensor 112 to realize the function of simulating a key, and has another function of sensing the daily atmospheric pressure of the terminal device; the function of the memory is not only used for the microprocessor to communicate, but also used for storing a system program; the silica gel pad can reset the simulation key and provide pressing force experience for a user; finally, the change of the press stroke of the simulated key by the user is reflected as the change of the relative positions of the two atmospheric pressure sensors, the microprocessor calculates the change of the press stroke of the user according to the change of the output values of the two atmospheric pressure sensors and generates corresponding operation instruction output, and the microprocessor outputs the operation instruction for controlling acceleration, volume increase and decrease and the like of the electronic product.
It should be noted that, when the first sensor and the second sensor use the atmospheric pressure sensor to realize the function of the analog key, the analog key can only work in the vertical direction.
As shown in fig. 4, it is a schematic structural diagram of a terminal device provided in an embodiment of the present invention; the terminal device includes: simulating a key as described in any one of the above.
As shown in fig. 5, the device for determining the simulated key stroke according to the embodiment of the present invention is provided; the device includes:
the information collection unit 601: the first sensor and the second sensor of the simulation key transmit the position information to the signal processing unit in real time when the simulation key is pressed;
a key stroke determining unit 602, configured to calculate, by the signal processing unit, a change in relative position between the first sensor and the second sensor according to the position information of the first sensor and the second sensor, and determine a stroke of the analog key.
Preferably, the apparatus further comprises:
and the instruction sending unit is used for sending an operation instruction corresponding to the stroke of the simulation key according to the stroke of the simulation key.
The technical scheme of the utility model realize simulating the button function through adopting two earth inductor or the cooperation of atmospheric pressure inductor that set up relatively to make simulation button structural design simple, the preparation error is little, and low to structural accuracy requirement, thereby reduce overall design cost.
It should be noted that the present invention relates to an analog key for a horizontal terminal device, for example: a keyboard, etc.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (8)
1. An analog key, comprising: the key cap, the first sensor, the second sensor, the elastic mechanism, the substrate and the signal processing unit; the first sensor is arranged at the bottom end of the keycap, the keycap is connected to the substrate through the elastic mechanism, a space is formed between the keycap and the substrate, the second sensor is arranged at the position of the substrate opposite to the first sensor, and the first sensor and the second sensor are matched oppositely to realize the function of simulating a key; the first sensor and the second sensor are in information interaction with the signal processing unit, and the signal processing unit judges the pressing degree of the simulation key by receiving the output values of the first sensor and the second sensor and sends out a corresponding operation signal according to the pressing degree of the simulation key.
2. The analog key of claim 1, wherein said first sensor comprises: a geomagnetic sensor or an atmospheric pressure sensor; the second inductor includes: a geomagnetic sensor or an atmospheric pressure sensor.
3. The analog key of claim 2,
when the first inductor and the second inductor adopt geomagnetic inductors, the signal processing unit judges the degree of pressing of the analog key by receiving output values of the first geomagnetic inductor and the second geomagnetic inductor; or,
when the first sensor and the second sensor adopt atmospheric pressure sensors, the signal processing unit judges the degree of pressing the simulated key by receiving the output values of the first atmospheric pressure sensor and the second atmospheric pressure sensor.
4. The analog key of claim 3, wherein said resilient mechanism comprises: a spring or a silicone pad.
5. The analog key according to any one of claims 1-4, wherein said signal processing unit comprises: a microprocessor, a memory; after receiving the output values of the first sensor and the second sensor, the microprocessor determines the stroke of the simulation key according to the information prestored in the memory;
or the signal processing unit comprises a microprocessor, and the microprocessor determines the stroke of the simulation key according to the pre-stored information of the microprocessor after receiving the output values of the first sensor and the second sensor.
6. A terminal device, comprising: an analog key as claimed in any one of claims 1 to 5.
7. An apparatus for determining the simulated key stroke as claimed in any of claims 1 to 5, comprising:
an information collection unit: the first sensor and the second sensor of the simulation key transmit the position information to the signal processing unit in real time when the simulation key is pressed;
and the key stroke determining unit is used for calculating the change of the relative positions of the first inductor and the second inductor by the signal processing unit according to the position information of the first inductor and the second inductor and determining the stroke of the simulation key.
8. An apparatus for simulating key strokes as recited in claim 7, further comprising:
and the instruction sending unit is used for sending an operation instruction corresponding to the stroke of the simulation key according to the stroke of the simulation key.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243615.7U CN204707113U (en) | 2015-04-21 | 2015-04-21 | A kind of analogue-key, a kind of terminal equipment and determine the device of analogue-key stroke |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520243615.7U CN204707113U (en) | 2015-04-21 | 2015-04-21 | A kind of analogue-key, a kind of terminal equipment and determine the device of analogue-key stroke |
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| CN204707113U true CN204707113U (en) | 2015-10-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852720A (en) * | 2015-04-21 | 2015-08-19 | 青岛歌尔声学科技有限公司 | Simulation key, terminal device, and method and device for determining simulation key stroke |
| CN114427823A (en) * | 2020-10-29 | 2022-05-03 | 华为技术有限公司 | Magnetic key triggering method and electronic equipment |
-
2015
- 2015-04-21 CN CN201520243615.7U patent/CN204707113U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852720A (en) * | 2015-04-21 | 2015-08-19 | 青岛歌尔声学科技有限公司 | Simulation key, terminal device, and method and device for determining simulation key stroke |
| CN114427823A (en) * | 2020-10-29 | 2022-05-03 | 华为技术有限公司 | Magnetic key triggering method and electronic equipment |
| CN114427823B (en) * | 2020-10-29 | 2023-06-27 | 华为技术有限公司 | Magnetic key triggering method and electronic equipment |
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