CN105138139A - Keyboard, terminal equipment and character input method - Google Patents
Keyboard, terminal equipment and character input method Download PDFInfo
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- CN105138139A CN105138139A CN201510523607.2A CN201510523607A CN105138139A CN 105138139 A CN105138139 A CN 105138139A CN 201510523607 A CN201510523607 A CN 201510523607A CN 105138139 A CN105138139 A CN 105138139A
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Abstract
The invention provides a keyboard, terminal equipment and a character input method. The keyboard comprises at least one key device, an energy storing device, a processor and a signal transmitter. Each key device corresponds to one power generating device. The power generating devices are used for converting mechanical energy generated when the corresponding key devices are pressed into electric energy and transmitting the electric energy to the energy storing device. The energy storing device is used for carrying out rectifying and voltage stabilizing on the received electric energy generated by the power generating devices and providing the electric energy with voltage stabilized for the processor. The processor is used for using the electric energy provided by the energy storing device for work, recognizing detection signals received when the key devices are pressed, determining at least one piece of key encoding information, and outputting character information corresponding to the key encoding information through the signal transmitter. The keyboard has an electricity self-generating function, electricity supply of the keyboard is effectively achieved, and then convenience and flexibility of using the keyboard are promoted.
Description
Technical field
The application relates to technical field of information processing, particularly relates to a kind of keyboard, a kind of terminal device and a kind of characters input method.
Background technology
Along with the development of science and technology, occur that wearable device substitutes the development trend of intelligent terminal.This also means that the exclusive dialing response mode of traditional intelligence equipment is along with the miniaturization of smart machine and wearingization gradually no longer applicable.
Particularly, traditional intelligence equipment is keyboard for carrying out one of equipment of dialing response.At present, the keyboard classes commercially occurred is many, such as: from keyboard principle of work angular divisions, comprises membrane keyboard, mechanical keyboard, static capacitive keyboard etc.; Obtain electric energy from keyboard, transmit the angular divisions of information, comprise wired keyboard and Wireless Keyboard.Wherein, wired keyboard refers to that from the external unit be connected with keyboard, obtaining electric energy by cable can normally use for this keyboard, and is identified the instruction triggering the generation of this keyboard by cable; Wireless Keyboard refers to that this keyboard itself carries power-supply unit (such as battery etc.), wirelessly the instruction triggering the generation of this keyboard is sent to the external unit setting up wireless connections with Wireless Keyboard, so that this external unit identifies the instruction received.
As can be seen here, the power supply mode of current keyboard or powered by the external unit connected, or power by configuring independently power-supply unit.When power-supply unit lost efficacy, all needed to change power-supply unit.
But, the smart machine of wearableization is subject to volume restriction, the power-supply unit be equipped with can support the limited time of the smart machine work of this wearableization, if also need additionally to power to keyboard, the working time of the smart machine causing wearableization is shortened greatly, will the convenience of the smart machine of wearableization be reduced like this.
In sum, need a kind of keyboard badly, to solve the powerup issue existed in existing keyboard.
Summary of the invention
In view of this, the embodiment of the present application provides a kind of keyboard, a kind of terminal device and a kind of characters input method, for solving the powerup issue of keyboard in prior art, to promote the dirigibility that keyboard uses.
A kind of keyboard, comprising: at least one key device, energy storage device, processor and signal projector, wherein, and the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of at least one key device described;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device;
Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing;
Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.
A kind of terminal device, comprises above-mentioned keyboard and at least one signal receiver;
At least one signal receiver described, for receiving the character information of the signal projector output comprised in described keyboard.
Based on a characters input method for keyboard described above, described characters input method comprises:
Processor receives the electric energy that energy storage device provides;
The detection signal that described processor utilizes described electric energy detection key device to be produced when pressing, is determined at least one keyboard-coding information, and is exported by described signal projector by character information corresponding at least one keyboard-coding information described;
Wherein, the electric energy that described energy storage device provides is that the mechanical energy that at least one key device comprised in described keyboard by the Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprised in described keyboard produces when being pressed is converted to.
The application's beneficial effect is as follows:
The embodiment of the present application provides a kind of keyboard, and this keyboard comprises at least one key device, energy storage device, processor and signal projector, wherein, and the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of key device described in each; Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device; Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing; Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.This keyboard utilizes the button operation of people when using keyboard, the mechanical energy that key device in keyboard is produced when pressing is converted to electric energy, this keyboard is made to possess spontaneous electrical function, efficiently solve the powerup issue of keyboard, keyboard provided by the present invention does not need external battery simultaneously, decrease the trouble changing battery, in addition, this keyboard adopts wireless mode output character information, effectively can avoid existing wired keyboard problem, the problem includes: signal cross-talk problem, effectively promote keyboard convenience in use and dirigibility.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present application, below the accompanying drawing used required in describing embodiment is briefly introduced, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the embodiment of the present application provides a kind of keyboard;
Fig. 2 (a) is Blast Furnace Top Gas Recovery Turbine Unit (TRT) schematic diagram;
Fig. 2 (b) is generating state change schematic diagram;
A kind of embodiment schematic diagram that Fig. 3 (a) is seesaw structure Blast Furnace Top Gas Recovery Turbine Unit (TRT);
The another kind of embodiment schematic diagram that Fig. 3 (b) is seesaw structure Blast Furnace Top Gas Recovery Turbine Unit (TRT);
Fig. 4 (a) is radial shape Blast Furnace Top Gas Recovery Turbine Unit (TRT) vertical cut-away schematic view;
Fig. 4 (b) is radial shape Blast Furnace Top Gas Recovery Turbine Unit (TRT) horizontal cross-section schematic diagram;
Fig. 5 is the structural representation that key device and Blast Furnace Top Gas Recovery Turbine Unit (TRT) combine;
Fig. 6 is the energy variation schematic diagram that energy storage device collects electric energy and release electric energy;
The working circuit diagram of a kind of keyboard that Fig. 7 provides for the embodiment of the present application;
The schematic flow sheet of a kind of characters input method based on keyboard that Fig. 8 provides for the embodiment of the present application.
Embodiment
In order to realize the object of the application, the embodiment of the present application provides a kind of keyboard, a kind of terminal device and a kind of characters input method, this keyboard comprises at least one key device, energy storage device, processor and signal projector, wherein, and the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of key device described in each; Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device; Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing; Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.This keyboard utilizes the button operation of people when using keyboard, the mechanical energy that key device in keyboard is produced when pressing is converted to electric energy, this keyboard is made to possess spontaneous electrical function, efficiently solve the powerup issue of keyboard, keyboard provided by the present invention does not need external battery simultaneously, decrease the trouble changing battery, in addition, this keyboard adopts wireless mode output character information, effectively can avoid existing wired keyboard problem, the problem includes: signal cross-talk problem, effectively promote keyboard convenience in use and dirigibility.
In the embodiment of the application, the number of the key device comprised in described keyboard can be determined according to actual needs, such as: can with notebook computer to configure the key number comprised in keyboard identical, the key number comprised in the keyboard that also can configure with desk-top computer is identical, mobile terminal or other keyboard required for special terminal device have personalization features, and the concrete numeral of key number does not limit here.
It should be noted that, the number of key device also can be one.Key device is at least changed the length of detection signal by the time length pressed, and the detection signal of length change in time when processor can be pressed by detection key device, determines keyboard-coding information, and then identifies the character information needing to export.
Below in conjunction with Figure of description, each embodiment of the application is described in further detail.Obviously, described embodiment is only a part of embodiment of the application, instead of whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the application's protection.
Fig. 1 is the structural representation that the embodiment of the present application provides a kind of keyboard.Described keyboard 10 comprises: key device 111 ~ 11N, energy storage device 12, processor 13, signal projector 14 and Blast Furnace Top Gas Recovery Turbine Unit (TRT) 151 ~ 15M.Wherein, the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of at least one key device described.
The span of N be here be greater than 0 positive integer, the span of M be greater than 0 positive integer, N can be identical with M, also can be not identical with M, do not limit here.Particularly, described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device.
Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing.
Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.
Alternatively, described processor, specifically for sending to the target device 16 comprising signal receiver 17 by described signal projector by described character information.
It should be noted that, described keyboard is connected by signal projector and described target device.Such as: described keyboard initiatively sends connection establishment request to described target device, the mark of described keyboard is comprised in this connection establishment request, like this, described target device is when receiving described connection establishment request, determine whether to connect with described keyboard, if when determining to connect with described keyboard, sending connection response message to described keyboard, described keyboard is connected according to described connection response message and described target device.
Here it should be noted that, signal projector described in the embodiment of the present invention can be radiofrequency launcher, namely adopts between wireless mode and the target device comprising signal receiver and carries out Signal transmissions.Now, wireless connections are set up between described keyboard and described target device.
Here wireless connections set up mode can pass through WiFi mode, also can be by Bluetooth technology, can also be by infrared technique, can also be other for setting up the technology of wireless connections, be not specifically limited here.
Specifically describe the keyboard described in the embodiment of the present application below and how to realize spontaneous electrical function.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT) in described keyboard can comprise magnet and coil, and wherein, described coil winding on the magnet.Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when the described key device of correspondence is pressed, the relative position triggering described magnet and the described coil comprised in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) corresponding to described key device changes, produce induction electromotive force, and the induction electromotive force of generation is transferred to described energy storage device by the closed circuit formed between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described energy storage device.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT) can realize electricity generate function by following several mode:
First kind of way:
As shown in Fig. 2 (a), it is the structural representation of Blast Furnace Top Gas Recovery Turbine Unit (TRT).
Comprise an E type soft magnet 21 in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), coil 22, first magnetic conductive iron sheet 23, second magnetic conductive iron sheet 24, permanent magnetism iron core 25 and the elastomeric element 26 be wrapped on described E type soft magnet.
Wherein, the first end of described first magnetic conductive iron sheet 23 contacts with the first end of described E type soft magnet 21, and the second end of described first magnetic conductive iron sheet 23 is connected with the first end of described permanent magnetism iron core 25; The first end of described second magnetic conductive iron sheet 24 and the second end in contact of described E type soft magnet 21, the second end of described second magnetic conductive iron sheet 24 is connected with the second end of described permanent magnet 25 core; Described first magnetic conductive iron sheet 23, described second magnetic conductive iron sheet 24 and described permanent magnetism iron core 25 connect into an entirety, the described key device that the first end of described permanent magnetism iron core 25 is corresponding with described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts, and the second end of described permanent magnetism iron core 25 contacts with described elastomeric element 26.
As shown in Fig. 2 (b), it is Blast Furnace Top Gas Recovery Turbine Unit (TRT) state change schematic diagram.
So, described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, described permanent magnetism iron core is moved down, cause the second end in contact of the first end of described first magnetic conductive iron sheet and described E type soft magnet, and the 3rd end in contact of the first end of described second magnetic conductive iron sheet and described E type soft magnet, change the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for sending to described energy storage device by the electric energy of generation.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is released, described elastomeric element makes described permanent magnetism iron core moves, the first end of described first magnetic conductive iron sheet is caused again to contact with the first end of described E type soft magnet, and the first end of described second magnetic conductive iron sheet again with the second end in contact of described E type soft magnet, again change the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for sending to described energy storage device by the electric energy of generation.
Like this, under the effect of elastomeric element, Blast Furnace Top Gas Recovery Turbine Unit (TRT) is resumed again to key device by the state before pressing, the state as shown in Fig. 2 (a).
The second way, as shown in Fig. 3 (a), Fig. 3 (b):
Comprise permanent magnet 31 in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), be wound with the iron core 32 of coil 35, soft magnetic material 33 and elastomeric element 34.
Wherein, described permanent magnet 31, described iron core 32 and described soft magnetic material 33 form a seesaw structure.Described permanent magnet is the support component in described seesaw structure, described key device corresponding to described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts with the first end being in the state of having lifted up in described seesaw structure, and described elastomeric element is connected with the second end in described seesaw structure.
The mode forming a seesaw structure 35 due to described permanent magnet 31, described iron core 32 and described soft magnetic material 33 can include but not limited to following two kinds of situations:
The first situation:
As shown in Fig. 3 (a), it is a kind of embodiment schematic diagram of seesaw structure Blast Furnace Top Gas Recovery Turbine Unit (TRT).
The first end of the described permanent magnet 31 comprised in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is connected to the middle part of described iron core 32, second end of described permanent magnet 31 is connected to the middle part of described soft magnetic material 33, the first end of described soft magnetic material 33 is in the state of having lifted up, and the described key device corresponding with described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts, second end of described soft magnetic material 33 is connected with described elastomeric element 34, and the second end of described soft magnetic material 33 contacts with the first end of described iron core 32.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, making the first end of described soft magnetic material to moving down, contacting with the second end of described iron core, form the field circuit that a magnetic resistance is very little; Second end of soft magnetic material upwards moves simultaneously, is separated, field circuit magnetic resistance is suddenly increased with the first end of described iron core; The magnetic direction being now wrapped in the coil on iron core changes, and causes a larger magnetic flux change, produces induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is released, described elastomeric element makes the first end of described soft magnetic material upwards move, and is separated, is again in the state of having lifted up with the second end of described iron core; Second end of soft magnetic material is to moving down simultaneously, again contacts with the first end of described iron core; Magnetic direction now in coil changes again, produces induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for sending to described energy storage device by the electric energy of generation.
Here also it should be noted that, Blast Furnace Top Gas Recovery Turbine Unit (TRT) given by Fig. 3 (a) also comprises a variety of distressed structure, here be no longer described in detail, based on the Blast Furnace Top Gas Recovery Turbine Unit (TRT) shown in Fig. 3 (a), other distortion that technician can expect are also contained within the scope described in the embodiment of the present application.
Second case:
As shown in Fig. 3 (b), it is the another kind of embodiment schematic diagram of seesaw structure Blast Furnace Top Gas Recovery Turbine Unit (TRT).
In the Blast Furnace Top Gas Recovery Turbine Unit (TRT) shown in Fig. 3 (b), the number of soft magnetic material is 2, i.e. the first soft magnetic material 331 and the second soft magnetic material 332, the first end of described permanent magnet is connected with the middle part of described first soft magnetic material, second end of described permanent magnet is connected with the middle part of described second soft magnetic material, the middle part of described iron core is connected with the middle part of described permanent magnet, the first end of described iron core contacts with the first end of described second soft magnetic material, and the first end of described iron core is connected with described elastomeric element; Second end of described iron core contacts with the second end of described first soft magnetic material, and the described key device corresponding with described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, second end of described iron core is moved down, contact with the second end of described second soft magnetic material, the first end of simultaneously described iron core moves, and contact with the first end of described first soft magnetic material, the magnetic direction being now wrapped in the coil on iron core changes, cause a larger magnetic flux change, produce induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is released, described elastomeric element makes the first end of described iron core move down, contact with the first end of described second soft magnetic material, second end of simultaneously described iron core moves, and contact with the second end of described first soft magnetic material, the magnetic direction being now wrapped in the coil on iron core changes again, cause a larger magnetic flux change, produce induction electromotive force.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for sending to described energy storage device by the electric energy of generation.
Here also it should be noted that, Blast Furnace Top Gas Recovery Turbine Unit (TRT) given by Fig. 3 (b) also comprises a variety of distressed structure, here be no longer described in detail, based on the Blast Furnace Top Gas Recovery Turbine Unit (TRT) shown in Fig. 3 (b), other distortion that technician can expect are also contained within the scope described in the embodiment of the present application.
The third mode:
As shown in Fig. 4 (a), it is radial shape Blast Furnace Top Gas Recovery Turbine Unit (TRT) vertical cut-away schematic view; Fig. 4 (b) is radial shape Blast Furnace Top Gas Recovery Turbine Unit (TRT) horizontal cross-section schematic diagram.
Comprise a radial shape permanent magnet 41 and a coil 42 be wrapped in the metal trough of described radial shape permanent magnet in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), wherein, described key device corresponding to described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts with described radial shape permanent magnet top.Described radial shape permanent magnet bottom is connected with an elastomeric element 43.
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, trigger described radial shape permanent magnet to moving down, the relative position making to be wrapped in coil in the metal trough of described radial shape permanent magnet and described radial shape permanent magnet changes, and produces induction electromotive force; When the described key device of correspondence is released, due to the effect of described elastomeric element 43, trigger described radial shape permanent magnet upwards to move, the relative position making to be wrapped in coil in the metal trough of described radial shape permanent magnet and described radial shape permanent magnet changes again, produces induction electromotive force.
Be described above the implementation of several Blast Furnace Top Gas Recovery Turbine Unit (TRT), but Blast Furnace Top Gas Recovery Turbine Unit (TRT) described in the embodiment of the present application is not limited to that these are several, other distortion that technician can expect are also contained within the scope described in the embodiment of the present application.
In the embodiment of the present application, for an a key device corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT), the structural relation between key device and Blast Furnace Top Gas Recovery Turbine Unit (TRT) is described, in the embodiment of the present application, it can be the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of several key device, also can be the corresponding several Blast Furnace Top Gas Recovery Turbine Unit (TRT) of a key device, the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of some key device all right, the not corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of some key device, as for the corresponding relation between key device and Blast Furnace Top Gas Recovery Turbine Unit (TRT), be not specifically limited in the embodiment of the present application.
As shown in Figure 5, be structural representation that key device and Blast Furnace Top Gas Recovery Turbine Unit (TRT) combine.
Key device can comprise keyboard portion 1101, contact site 1102 and conductive part 1103.Described contact site is the position that key device contacts with Blast Furnace Top Gas Recovery Turbine Unit (TRT) 15.When pressing described keyboard portion and making this key device move downward, described contact site acts in Blast Furnace Top Gas Recovery Turbine Unit (TRT) and makes it generate electricity on the one hand; On the other hand, when key device is pressed, conductive part 1103 can contact at least two switch terminals 18, and conductive part makes switch terminal conducting, input and output detection signal.When key device is released, the keyboard portion of key device is elevated together with contact site, conductive part, and switch terminal is spaced.Selectively, key device also comprises at least one elastomeric element 1104, between keyboard portion and substrate 1105, can compress when key device is pressed, key device released time upspring.Blast Furnace Top Gas Recovery Turbine Unit (TRT) 15 shown in Fig. 5 can be above-described embodiment record several structures in any one.
It should be noted that, described in each embodiment of this instructions, elastomeric element 26,34,43,1104 can be spring, also can be shell fragment, can also be that other possess flexible device, be not specifically limited here.
Due to keyboard in use, when one or more key device pressed by performing continuously or repeatedly, the action of unclamping time, the Blast Furnace Top Gas Recovery Turbine Unit (TRT) that key device is corresponding produces electric energy, the electric energy that the energy storage device be now connected with Blast Furnace Top Gas Recovery Turbine Unit (TRT) can adopt micro-energy collection technology real-time reception Blast Furnace Top Gas Recovery Turbine Unit (TRT) to produce, the operation such as rectification, voltage stabilizing (such as: stored energy operation, reduced pressure operation etc.) are carried out to the electric energy collected, so that provide electricity for other consuming components in keyboard.
It should be noted that, described micro-energy collection technology refers to that the faint energy produced carries out collecting, changing by technology such as utilizing various such as sun power, electromagnetic conversion, the temperature difference, finally be converted into the operable powder technology of electronic equipment, and in embodiments of the present invention, preferably utilize electromagnetic conversion mode, produce faint energy, through energy storage device rectification, energy storage, voltage transitions etc., produce low-voltage weak current for other consuming components work in keyboard.
Particularly, because key device only has approximate number millisecond (ms) being pressed in process the duration producing induction electromotive force each time, after the rectification, voltage stabilizing process of energy storage device, can be stored in bulky capacitor, for the work of other consuming components in follow-up keyboard provides electricity.
The velocity of discharge of energy storage device is determined by the working condition of miscellaneous part, if miscellaneous part does not work, the electric energy so stored in energy storage device will in 1 to 5 second slow releasing, as shown in Figure 6, be energy storage device collect electric energy and release electric energy energy variation schematic diagram.As can be seen from Figure 6, key device, being pressed the electric energy that produces instantaneously in process due to for component workings such as processor of the present invention, signal projectors, repeatedly sends information release in follow-up a period of time scope internal cause.That is, in the embodiment of the present application, the generating speed of Blast Furnace Top Gas Recovery Turbine Unit (TRT) will much larger than the velocity of discharge of energy storage device, even if the energy Ratios of energy storage device storage inside is less like this, so performing several times after button operation, the electricity of energy storage device storage inside also can meet the normal requirements of one's work of other consuming components in keyboard.The self-power supply ability of keyboard described in the embodiment of the present application can meet self needs.
Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.
Particularly, described processor, specifically for when described key device is pressed, the electric energy using described energy storage device to provide receives the detection signal that described key device exports, and according to the corresponding relation between described detection signal and at least one keyboard-coding information described, determine at least one keyboard-coding information described that the described detection signal that receives is corresponding.
It should be noted that, described processor is when described key device is pressed, the electric energy that described energy storage device can be used to provide inputs the described detection signal corresponding with described key device to key device, and receive the described detection signal exported by the key device pressed, determine by keyboard-coding information corresponding to the key device pressed according to the described detection signal received with this.Particularly, at least two switch terminals are comprised in key device.At least one switch terminal is connected with the output interface of described processor or the output interface of other Waveform generating circuits by signal circuit, obtains the detection signal of different sequential; At least one switch terminal is connected by the input interface of signal circuit with described processor.When key device is pressed, at least two switch terminal conductings described in making, processor by connecing the described detection signal of different sequential identifying and receive, can judge by press key device, determine keyboard-coding information, and then determine corresponding character information.
Such as: the key device described in the embodiment of the present application and the interface definition between processor are that GPIO is (English: GeneralPurposeInputOutput; Chinese: universal input/output interface), which button processor detects by GPIO is pressed.
Such as, a kind of working circuit diagram of keyboard that provides for the embodiment of the present application of Fig. 7.Key device is arranged as 4 row 4 and arranges, and be connected to GPIO [0:3] and GPIO [4:7], wherein GPIO [0:3] is for output detections signal, and GPIO [4:7] is for receiving detection signal.Pre-defined GPIO0 output detections signal 1 (0001); GPIO1 output detections signal 2 (0010); GPIO2 output detections signal 3 (0011); GPIO3 output detections signal 4 (0100), when GPIO5 detects " detection signal 2 (0010) ", keyboard-coding information is 6, can determine that the key device representing character " # " is pressed.
Table example 1, keyboard-coding information table
(GPIO [4:7] receives keyboard-coding information corresponding to detection signal)
The corresponding character information table of table example 2, keyboard-coding information
| Keyboard-coding information | Character information |
| 1 | * |
| 6 | # |
| Continuously every repetition 6 | |
| Simultaneously 1,6 | ％ |
When a button only represents a character, such as keyboard-coding information is that the key device of 6 is when being continued to press, the detection signal that processor detects can be " 00100010 ", like this, processor is by identifying the detection signal detected, can determine keyboard-coding information be 6 key device continued to press 2 times, the character information namely exported is " ## ".
As another embodiment of keyboard-coding information of the present invention identification, a button represents multiple character (such as button 6 represents # or), can change button and be distinguished by the duration pressed.Such as, processor is by identifying the detection signal detected, the keyboard-coding information that the detection signal that processor detects is corresponding is 6, determines that the character information exported is " # "; Processor is by identifying the detection signal detected, the keyboard-coding information that the detection signal that processor detects is corresponding is continuously every repetition 6, then determine that the character information exported is "".
As another embodiment of keyboard-coding information of the present invention identification, when multiple button press simultaneously represent a character time (such as button 1 and button 6 press represent %) simultaneously, can distinguish according to detecting the keyboard-coding information obtained simultaneously.Such as, as shown the arrangement of example 1, processor is by identifying the detection signal received, detection signal (0001) is received at GPIO4, receive detection signal (0010) at GPIO5 simultaneously, then determine that corresponding keyboard-coding information is 1 and 6, determine that the character information exported is " % " further.
Described processor, specifically for after being carried out by described character information encoding, modulating, sends to target device by described signal projector.
Described processor, specifically for exporting the mark of described keyboard and/or the mark of target device by described signal projector.When a target device and multiple keyboard form application system, the mark of keyboard in the signal that signal projector exports, can be comprised; When multiple target device and a keyboard form application system, the mark of target device in the signal that signal projector exports, can be comprised; When multiple target device and multiple keyboard form application system time, in the signal that signal projector exports, the mark of keyboard and the mark of target device can be comprised.
Here it should be noted that, processor and signal projector are when specific implementation, can adopt integrated chip, such as: CC430F51XX family chip, this chip contains the MSP430 micro-control unit of low-power consumption and the high-performance CC1101 radio-frequency (RF) transceiver lower than 1GHz.
Tank circuit, when specific implementation, can adopt the energy acquisition circuit based on EnOceanGmbH technology.
As can be seen from Figure 7, keyboard described in the embodiment of the present application utilizes the button operation of people when using keyboard, the mechanical energy produced when being pressed by key device in keyboard is converted to electric energy, makes this keyboard possess spontaneous electrical function, efficiently solves the powerup issue of keyboard.
By the keyboard that the embodiment of the present application provides, this keyboard comprises at least one key device, energy storage device, processor and signal projector, wherein, and the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of key device described in each; Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device; Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing; Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.This keyboard utilizes the button operation of people when using keyboard, the mechanical energy that key device in keyboard is produced when pressing is converted to electric energy, this keyboard is made to possess spontaneous electrical function, efficiently solve the powerup issue of keyboard, keyboard provided by the present invention does not need external battery simultaneously, decrease the trouble changing battery, in addition, this keyboard adopts wireless mode output character information, effectively can avoid existing wired keyboard problem, the problem includes: signal cross-talk problem, effectively promote keyboard convenience in use and dirigibility.
Alternatively, the embodiment of the present invention additionally provides a kind of terminal device, comprises above-mentioned at least one described keyboard and at least one signal receiver;
At least one signal receiver described, for receiving the character information of the signal projector output comprised in described keyboard.
The schematic flow sheet of a kind of characters input method based on keyboard that Fig. 8 provides for the embodiment of the present application.Described method can be as described below.
Step 801: processor receives the electric energy that energy storage device provides.
Wherein, the electric energy that described energy storage device provides is that the mechanical energy that at least one key device comprised in described keyboard by the Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprised in described keyboard produces when being pressed is converted to.
In step 801, the mechanical energy produced when the described key device of correspondence is pressed by Blast Furnace Top Gas Recovery Turbine Unit (TRT) is converted to electric energy and sends to described energy storage device.
Energy storage device performs the operations such as rectification, energy storage and step-down to the electric energy collected, so that provide electricity for other consuming components (such as: processor) in keyboard.
Step 802: the detection signal that described processor utilizes the described electric energy key range device provided to be produced when pressing, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.
In step 802, processor receives the detection signal that described key device is produced when pressing, and according to the relation between detection signal and keyboard-coding information, determine the keyboard-coding information that the described detection signal that receives is corresponding, and then determine by the character information of the key device output of pressing, and this character information is exported by described signal projector.
Alternatively, the mark of described keyboard-coding information and/or described target device is sent to target device by described signal projector by described processor.
It will be understood by those skilled in the art that the embodiment of the application can be provided as method, device (equipment) or computer program.Therefore, the application can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the application can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disk memory, CD-ROM, optical memory etc.) of computer usable program code.
The application describes with reference to according to the process flow diagram of the method for the embodiment of the present application, device (equipment) and computer program and/or block scheme.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block scheme and/or square frame and process flow diagram and/or block scheme and/or square frame.These computer program instructions can being provided to the processor of multi-purpose computer, special purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computing machine or other programmable data processing device produce device for realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
These computer program instructions also can be loaded in computing machine or other programmable data processing device, make on computing machine or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computing machine or other programmable devices is provided for the step realizing the function of specifying in process flow diagram flow process or multiple flow process and/or block scheme square frame or multiple square frame.
Although described the preferred embodiment of the application, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the application's scope.
Obviously, those skilled in the art can carry out various change and modification to the application and not depart from the scope of the application.Like this, if these amendments of the application and modification belong within the scope of the application's claim and equivalent technologies thereof, then the application is also intended to comprise these change and modification.
Claims (10)
1. a keyboard, is characterized in that, comprising: at least one key device, energy storage device, processor and signal projector, wherein, and the corresponding Blast Furnace Top Gas Recovery Turbine Unit (TRT) of at least one key device described;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), the mechanical energy produced during for being pressed by the described key device of correspondence is converted to electric energy and sends to described energy storage device;
Described energy storage device, for carrying out rectification, voltage stabilizing process to the electric energy receiving the generation of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and is supplied to described processor by the electric energy after voltage stabilizing;
Described processor, the electric energy work provided for using described energy storage device, identify the detection signal that described key device receives when being pressed, determine at least one keyboard-coding information, and character information corresponding at least one keyboard-coding information described is exported by described signal projector.
2. keyboard as claimed in claim 1, is characterized in that,
Described processor, specifically for when described key device is pressed, the electric energy using described energy storage device to provide receives the detection signal that described key device exports, and according to the corresponding relation between described detection signal and at least one keyboard-coding information described, determine at least one keyboard-coding information described that the described detection signal that receives is corresponding.
3. keyboard as claimed in claim 2, is characterized in that,
Described processor, the electric energy also for using described energy storage device to provide inputs the described detection signal corresponding with described key device to key device described in each.
4. keyboard as claimed in claim 1, is characterized in that,
Described processor, specifically for exporting the mark of described keyboard and/or the mark of target device by described signal projector.
5. the keyboard as described in any one of Claims 1-4, is characterized in that, comprises magnet and coil in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), and wherein, described coil winding on the magnet;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when the described key device of correspondence is pressed, the relative position triggering described magnet and the described coil comprised in described Blast Furnace Top Gas Recovery Turbine Unit (TRT) corresponding to described key device changes, produce induction electromotive force, and the induction electromotive force of generation is transferred to described energy storage device by the closed circuit formed between described Blast Furnace Top Gas Recovery Turbine Unit (TRT) and described energy storage device.
6. keyboard as claimed in claim 5, it is characterized in that, comprise an E type soft magnet in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), coil, the first magnetic conductive iron sheet, the second magnetic conductive iron sheet, permanent magnetism iron core and the elastomeric element be wrapped on described E type soft magnet, wherein, the first end of described first magnetic conductive iron sheet contacts with the first end of described E type soft magnet, and the second end of described first magnetic conductive iron sheet is connected with the first end of described permanent magnetism iron core; The first end of described second magnetic conductive iron sheet and the second end in contact of described E type soft magnet, the second end of described second magnetic conductive iron sheet is connected with the second end of described permanent magnetism iron core; Described first magnetic conductive iron sheet, described second magnetic conductive iron sheet and described permanent magnetism iron core connect into an entirety, the described key device that the first end of described permanent magnetism iron core is corresponding with described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts, and the second end of described permanent magnetism iron core contacts with described elastomeric element;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, described permanent magnetism iron core is moved down, cause the second end in contact of the first end of described first magnetic conductive iron sheet and described E type soft magnet, and the 3rd end in contact of the first end of described second magnetic conductive iron sheet and described E type soft magnet, change the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force; When the described key device of correspondence is released, described elastomeric element makes described permanent magnetism iron core moves, the first end of described first magnetic conductive iron sheet is caused again to contact with the first end of described E type soft magnet, and the first end of described second magnetic conductive iron sheet again with the second end in contact of described E type soft magnet, again change the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force.
7. keyboard as claimed in claim 5, it is characterized in that, comprise permanent magnet in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), be wound with the iron core of coil, soft magnetic material and elastomeric element, wherein, described permanent magnet, described iron core and described soft magnetic material form a seesaw structure, described permanent magnet is the support component in described seesaw structure, described key device corresponding to described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts with the first end being in the state of having lifted up in described seesaw structure, and described elastomeric element is connected with the second end in described seesaw structure;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, the first end triggering described seesaw structure moves down, and the second end of described seesaw structure moves, change the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force; When the described key device of correspondence is released, described elastomeric element makes the second end of described seesaw structure move down, the first end of described seesaw structure moves, again changes the magnetic direction of the coil be wrapped on described E type soft magnet, produce induction electromotive force.
8. keyboard as claimed in claim 5, it is characterized in that, comprise a radial shape permanent magnet and a coil be wrapped in the metal trough of described radial shape permanent magnet in described Blast Furnace Top Gas Recovery Turbine Unit (TRT), wherein, described key device corresponding to described Blast Furnace Top Gas Recovery Turbine Unit (TRT) contacts with described radial shape permanent magnet;
Described Blast Furnace Top Gas Recovery Turbine Unit (TRT), specifically for when corresponding described key device is pressed, trigger described radial shape permanent magnet to moving down, the relative position making to be wrapped in coil in the metal trough of described radial shape permanent magnet and described radial shape permanent magnet changes, and produces induction electromotive force; When the described key device of correspondence is released, triggers described radial shape permanent magnet and upwards move, the relative position making to be wrapped in coil in the metal trough of described radial shape permanent magnet and described radial shape permanent magnet changes again, produces induction electromotive force.
9. a terminal device, is characterized in that, comprises the keyboard described in any one of claim 1 to 8 and at least one signal receiver;
At least one signal receiver described, for receiving the character information of the signal projector output comprised in described keyboard.
10. based on a characters input method for keyboard described in claim 1 to 8, it is characterized in that, described characters input method comprises:
Processor receives the electric energy that energy storage device provides;
The detection signal that described processor utilizes described electric energy key range device to be produced when pressing, is determined at least one keyboard-coding information, and is exported by described signal projector by character information corresponding at least one keyboard-coding information described;
Wherein, the electric energy that described energy storage device provides is that the mechanical energy that at least one key device comprised in described keyboard by the Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprised in described keyboard produces when being pressed is converted to.
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| CN201510523607.2A CN105138139A (en) | 2015-08-24 | 2015-08-24 | Keyboard, terminal equipment and character input method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510523607.2A CN105138139A (en) | 2015-08-24 | 2015-08-24 | Keyboard, terminal equipment and character input method |
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| CN105138139A true CN105138139A (en) | 2015-12-09 |
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| CN201510523607.2A Pending CN105138139A (en) | 2015-08-24 | 2015-08-24 | Keyboard, terminal equipment and character input method |
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Application publication date: 20151209 |