CN204129668U - There is the keyboard of wireless power function - Google Patents
There is the keyboard of wireless power function Download PDFInfo
- Publication number
- CN204129668U CN204129668U CN201420498488.0U CN201420498488U CN204129668U CN 204129668 U CN204129668 U CN 204129668U CN 201420498488 U CN201420498488 U CN 201420498488U CN 204129668 U CN204129668 U CN 204129668U
- Authority
- CN
- China
- Prior art keywords
- wireless power
- power
- keyboard
- microcontroller
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of keyboard with wireless power function, comprises the first connector that removable jew connects outer computer; The keyboard case of Keysheet module, wireless power supply module, microcontroller and coated wireless power supply module and microcontroller.Keysheet module, when button is operated, produces corresponding push button signalling; Wireless power supply module receives and changes corded power into wireless power signal, to provide electrical power to outside current-collecting device via wireless mode; Microcontroller is via the first port accepts running required electric power, and input corded power to power transfer module, and send push button signalling to outer computer via first end oral instructions.The utility model, by arranging wireless power supply module in keyboard, can allow user directly carry out wireless power with keyboard to current-collecting device, and not need external power supply separately.
Description
Technical field
The relevant keyboard of the utility model, is particularly to the keyboard with wireless power function.
Background technology
Universal along with action electronic device (as intelligent mobile phone, flat computer, intelligent bracelet or blue-tooth earphone), in society now, action electronic device has become the basic outfit of modern, and combines closely with life.But aforementioned action electronic device is in order to reduce volume and weight to be convenient for carrying, and the often only lower and battery that cannot change of configuration capacity, thus causes the general endurance of action electronic device not good, and need charge continually.
The main flow charging technique of current action electronic device, mainly by the Single port of one end connection activation electronic installation of a charger (combination unit as transmission line, rectifier and transformer), and the other end is connected an external power source (as civil power), with make this external power source can via this charger in a wired fashion transferring electric power charge to this action electronic installation with the battery built-in to this action electronic installation.
But, aforementioned existing wired charging technique all needs this port this charger being connected this action electronic installation when each charging, and this charger is pulled out from this port of this action electronic installation after charging terminates, not only can cause the inconvenience that user uses, continually to this port of this action electronic installation plug also will cause this port because of wearing and tearing fault.
In addition, keyboard is the input tool that modern is indispensable when using computing machine, and when using keyboard operation computing machine, and it is other and connect this charger to charge that action electronic device is temporarily positioned over this external power source by most of user habit.But, keyboard position is usually different from this external power source position, when user is in the process using keyboard, interim when need use this action electronic installation (as dialing/receiving telephone, check/send letter letter or play music), user need stand up away to this external power source position, this action electronic installation can be used, and cause the inconvenience in use.
In addition, many user habits arrange in pairs or groups keyboard as input tool during use computing machine with wireless mouse.But the charging modes of existing wireless mouse is still and adopts aforementioned wired charging technique.Therefore, wireless mouse, in time using, simultaneously to charge, and cannot cause the inconvenience of user on using by wired connection charger.
Therefore, the mode that existing keyboard and charger are provided separately cannot meet the demand of user, and urgently more effective scheme is suggested.
Utility model content
Fundamental purpose of the present utility model is to provide a kind of keyboard with wireless power function.
For reaching above-mentioned purpose, the utility model provides a kind of keyboard with wireless power function, and this keyboard with wireless power function comprises:
One first connector, connects an outer computer in order to removable jew;
One Keysheet module, comprises multiple button, and wherein this Keysheet module produces a corresponding push button signalling when the plurality of button is operated;
One wireless power supply module, comprises a power transfer module, receives and changes a corded power into a wireless power signal, to provide this wireless power signal to an outside current-collecting device via wireless mode;
One microcontroller, be electrically connected this first connector, this Keysheet module and this wireless power supply module, this microcontroller receives running required electric power via this first connector, to input this power transfer module as this corded power, this microcontroller also transmits this push button signalling to this outer computer via this first connector; And
One keyboard case, this wireless power supply module coated and this microcontroller.
This first connector is universal serial bus connector, comprising:
Two data terminal, in order to transmit data;
One power terminal, in order to transferring electric power;
One ground terminal, in order to ground connection;
One metal shell, this data terminal coated, this power terminal and this ground terminal; And
Multiple transmission line, one end is electrically connected this microcontroller respectively, and the other end is electrically connected this two data terminal, this power terminal and this ground terminal respectively, comprising:
One electrical lead, is electrically connected this power terminal;
Two data conductor, are electrically connected this two data terminal; And
One earth lead, is electrically connected this ground terminal.
This has the keyboard conforms USB (universal serial bus) electric power transfer specification of wireless power function.
This wireless power supply module comprises further and to receive from this current-collecting device via wireless mode and to transmit the communication module of a back information to this microcontroller, and this communication module is electrically connected this microcontroller.
This wireless power supply module comprises an alarm module further, this alarm module is electrically connected this microcontroller, in this microcontroller according to this back information judge this current-collecting device non-as once accreditation device, and stop this corded power of input to send an error message to during this power transfer module, and judge that this current-collecting device is as this is through accreditation device in this microcontroller according to this back information, and input this corded power and send information in a charging to during this power transfer module.
This wireless power supply module comprises an alarm module further, this alarm module is electrically connected this microcontroller, to detect according to this back information in this microcontroller and there is a foreign matter in an effective field domain of this wireless power supply module, and stop this corded power of input to sending a foreign matter information warning during this power transfer module.
This corded power is the electric power of direct current kenel, and this power transfer module comprises:
One inverter, in order to be converted to the electric power of alternating current kenel by this corded power;
One filtering unit, is electrically connected this inverter, in order to carry out filtering to this corded power of alternating current kenel;
At least one coil, is electrically connected this filtering unit, generates corresponding changes of magnetic field, to produce this wireless power signal in order to this corded power according to alternating current kenel.
This coil is a single coil, a magnetic coil, a moving coil or more than organize coil.
This keyboard case surface is provided with the platform for placing this current-collecting device, and under this coil is arranged at this platform.
A mouse pad or a sliding-proof pad is equipped with on this platform.
This keyboard with wireless power function also comprises one second connector, and this second connector is electrically connected this microcontroller, is used to after removable jew connects this outer computer, receive electric power and be also sent to this microcontroller.
The advantage that the utility model has is:
The utility model is to allow user in time using keyboard compared to effect that prior art is reached, and does not need external power supply separately directly can carry out wireless power with keyboard to current-collecting device, provides better charging convenience by this.
Accompanying drawing explanation
Fig. 1 is the Organization Chart with the keyboard of wireless power function of the first specific embodiment of the present utility model.
Fig. 2 is power transfer module of the present utility model and power induction module circuit diagram.
Fig. 3 A is the first connector circuit figure of the present utility model.
Fig. 3 B is the second connector circuit figure of the present utility model.
Fig. 4 is the schematic appearance with the keyboard of wireless power function of the utility model first specific embodiment.
In figure:
1 ... there is the keyboard of wireless power function;
10 ... microcontroller;
100 ... keyboard case;
102 ... platform;
12 ... Keysheet module;
14 ... wireless power supply module;
140 ... power transfer module;
1400 ... inverter;
142 ... communication module;
144 ... alarm module;
16 ... first connector;
160 ... first transmission line;
162 ... first power terminal;
164 ... first data terminal;
166 ... first ground terminal;
168 ... first metal shell;
170 ... first data conductor;
172 ... first earth lead;
174 ... first electrical lead;
18 ... second connector;
180 ... second transmission line;
182 ... second power terminal;
184 ... second data terminal;
186 ... second ground terminal;
188 ... second metal shell;
190 ... second data conductor;
192 ... second earth lead;
194 ... second electrical lead;
20 ... outer computer;
22 ... first port;
24 ... second port;
30 ... current-collecting device;
30a ... wireless mouse;
30b ... action electronic device;
300 ... Wireless Transmitter;
32 ... power induction module;
320 ... rectifier;
34 ... receiving end communication module;
36 ... receiving end control module;
38 ... battery module;
C1 ... first filtering unit;
C2 ... second filtering unit;
C3 ... 3rd filtering unit;
F1 ... conversion frequency value;
L1 ... first coil;
L2 ... second coil;
M1 ... back information;
P1 ... wireless power signal;
P2 ... auxiliary power;
P3 ... corded power.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Head refers to Fig. 1, is the Organization Chart of the utility model first specific embodiment.As shown in Figure 1, the keyboard 1 with wireless power function of the present utility model mainly comprises one first connector 16, microcontroller 10, Keysheet module 12, wireless power supply module 14 and a keyboard case 100.This wireless power supply module 14 comprises a power transfer module 140.This microcontroller 10 is electrically connected this first connector 16, this Keysheet module 12 and this power transfer module 140.
This first connector 16 connects an outer computer 20 in order to removable jew.In more detail, this first connector removable jew connects one first port 22 of this outer computer 20, to transmit data and electric power.Preferably, this first connector 16 is USB (universal serial bus) (Universal Serial Bus, USB) connector, but should as limit, this first connector 16 also can be lightning (Lightning) connector of PS/2 interface connector, RJ45 connector (in conjunction with POE (POE) technology) or Apple (APPLE Co.).
In another embodiment of the present utility model, this outer computer 20 and this keyboard 1 with wireless power function meet USB (universal serial bus) electric power transfer specification (USB Power Delivery Specification).Preferably, this outer computer 20 is feeder ears (Provider) of USB (universal serial bus) electric power transfer, and this keyboard 1 with wireless power function is the receiving end (Consumer) of USB (universal serial bus) electric power transfer, but should as limit.
Further, this outer computer 20 and this keyboard 1 with wireless power function comprise an integrated circuit (the Integrated Circuit for controlling USB (universal serial bus) electric power transfer respectively, and data transmission can be carried out so that determine each other can the electric power size of transmission/reception IC).Whereby, this keyboard 1 with wireless power function can use existing transmission line of universal serial bus to receive more high-power electric power from this outer computer 20.
This Keysheet module 12 comprises multiple button (figure do not indicate), and wherein this Keysheet module 12 is when the plurality of button is operated, can produce corresponding to the push button signalling of this button operated.
This microcontroller 10 receives running required electric power via this first connector 16, and received electric power is inputted this power transfer module 140 as a corded power P3.Further, this microcontroller 10 transmits this push button signalling that this Keysheet module 12 produces to this outer computer 20 via this first connector 16.Further, this microcontroller 10 transmits a conversion frequency value F1 to this power transfer module 140, to control the start (being detailed later) of this power transfer module 140.
This corded power P3 in order to receive this corded power P3 from this microcontroller 10, and is converted to a wireless power signal P1 by this power transfer module 140, to provide electrical power to an outside current-collecting device 30 by wireless mode.Preferably, this power transfer module 140 uses electromagnetic induction technology or magnetic coupling resonance technique that this corded power P3 is converted to this wireless power signal P1.
In more detail, this current-collecting device 30 comprises a power induction module 32 and is electrically connected a battery module 38 of this power induction module 32.When in the effective field domain that this current-collecting device 30 is placed on this wireless power signal P1, this power induction module 32 can be responded to the changes of magnetic field of this effective field domain and generate electric current (when this power transfer module 140 is when using electromagnetic induction technology), or with this wireless power signal P1, resonance effects occurs and generate electric current (when this power transfer module 140 is when using magnetic coupling resonance technique).Then, produced electric current is sent to this battery module 38 to charge by this power induction module 32.Whereby, this keyboard 1 with wireless power function can provide electrical power to this current-collecting device 30 via wireless mode, to charge to this battery module 38.
This keyboard case 100 this wireless power supply module 14 coated and this microcontroller 10, to provide protection.Preferably, this keyboard case 100 is part this Keysheet module 12 coated further, and makes this Keysheet module 12 only have the keycap of the plurality of button to be exposed to outside this keyboard case 100.Further, this keyboard case 100 surface can comprise a displacement structure (as shown in Figure 4), can be positioned over reposefully on this keyboard case 100 in order to make this current-collecting device 30.This displacement structure can be but is not limited to a groove, a platform or an embedded receiver, and this displacement structure is positioned at this effective field domain of this wireless power signal P1.In another embodiment of the present utility model, this keyboard case 100 can be provided with the collection groove (figure does not indicate) receiving this first connector 16 and transmission line thereof further.
In another embodiment of the present utility model, this wireless power supply module 14 comprises the communication module 142 being electrically connected this microcontroller 10 and the alarm module 144(being electrically connected this microcontroller 10 further as a pilot lamp or a hummer).This current-collecting device 30 comprises a receiving end communication module 34 and is electrically connected a receiving end control module 36 of this receiving end communication module 34 and this power induction module 32.When this power induction module 32 of this current-collecting device 30 receive this wireless power signal P1 and generation current time, this receiving end control module 36 can produce a back information M1 according to a current strength of correspondence or an electric power value, and transmits this back information M1 via this receiving end communication module 34 and have this communication module 142 of the keyboard 1 of wireless power function to this.This back information M1 is sent to this microcontroller 10 to be further processed by this communication module 142.Whereby, this microcontroller 10 can learn actual this current strength that receives of this current-collecting device 30 or this electric power value.
Further, device identification data can be added in this back information M1 by this receiving end control module 36, to transfer to this communication module 142 in the lump with this back information M1.According to these device identification data of this back information M1, this microcontroller 10 can judge whether this current-collecting device 30 is once accreditation device (as meeting the device of Qi standard or the device once legal authorization), and in judging that this current-collecting device 30 is non-as in time approving device, stop this corded power of input P3 to this power transfer module 140, and via this alarm module 144 send an error message (as glimmer this pilot lamp or make this hummer send alarming sound), there is unsanctioned device to warn in this effective field domain of user.Whereby, this keyboard 1 alternative with wireless power function is powered to this current-collecting device 30, and only has this current-collecting device 30 authorized to obtain electric power.
If this microcontroller 10 according to these device identification data of this back information M1 judge this current-collecting device 30 as this through accreditation device time, then input this corded power P3 to this power transfer module 14 to provide electrical power to this current-collecting device 30.Further, this microcontroller can send information in a charging (this pilot lamp as bright in perseverance or make this hummer send alarming sound) via this alarm module 144 further, deposits this current-collecting device 30 in charging at present to warn user.
Further, this microcontroller 10 can have a foreign bodies detection (Foreign Object Detection, FOD) function.This microcontroller 10 can perform this foreign bodies detection function according to this back information M1, whether there is a foreign matter (device as metal or this current-collecting device 30 non-) to detect in this effective field domain.When this microcontroller 10 judges to there is this foreign matter in this effective field domain, stop input this corded power P3 to this power transfer module 140, and send a foreign matter information warning via this alarm module 144, remove this foreign matter in this effective field domain to point out user.Whereby, this foreign bodies detection function of the present utility model leads to disaster because of autologous heating after this foreign matter in this effective field domain can be avoided to receive this wireless power signal P1, and significantly can promote the security of wireless power.
Continuing and refer to Fig. 2, is power transfer module of the present utility model and power induction module circuit diagram.In the present embodiment, be carry out wireless power with electromagnetic induction technology.As shown in Figure 2, this power transfer module 140 comprises an inverter (inverter) 1400,1 first filtering unit C1 and one first coil L1.This corded power P3 of this microcontroller 10 input dc power kenel (DC) is to this inverter 1400, this corded power P3 of direct current kenel, according to this conversion frequency value F1 being received from this microcontroller 10, is converted to this corded power P3 of alternating current kenel (AC) by this inverter 1400.
This corded power P3 of this first filtering unit C1 to alternating current kenel carries out filtering, and this corded power P3 of filtered alternating current kenel is sent to this first coil L1.When this corded power P3 of filtered alternating current kenel flows through this first coil L1, due to the law of electromagnetic induction, this first coil L1 surrounding magnetic field direction will be caused to continue to change.This first coil L1, by continuing to change aforementioned magnetic field direction, can to produce and (i.e. the reformed solid space of magnetic direction) transmits this wireless power signal P1 in this effective field domain.Preferably, this inverter 1400 is half-bridge (half-bridge) inverters; This first coil L1 is a single coil, a magnetic coil (namely fix and be provided with magnetite by coil position, and this current-collecting device 30 to the best can be attracted for electric position), (namely coil position is removable and be provided with magnetite for a moving coil, therefore can move to best for electric position by the attraction of this current-collecting device 30) or one, organize coil (being about to many group coil arrangement in diverse location or different angles, to increase this effective field domain scope) more; This first filtering unit C1 is an electric capacity.
This power induction module 32 comprises one second coil L2, one second filtering unit C2, one the 3rd filtering unit C3 and a rectifier (rectifier) 320.When this second coil L2 is arranged in this effective field domain of this wireless power signal P1, due to the law of electromagnetic induction, this second coil L2 generates alternating current kenel according to the magnetic direction change in this effective field domain and has a faradic induction power.Then this second filtering unit C2 and the 3rd filtering unit C3 this induction power to alternating current kenel carry out filtering, and this induction power of filtered alternating current kenel is inputed to this rectifier 320.This rectifier 320 this induction power to filtered alternating current kenel carries out rectification process, with produce and this induction power exporting direct current kenel to outside (such as charging to this battery module 38).Whereby, this power transfer module 140 can via wireless way for transmitting electric power to this power induction module 32.
It is worth mentioning that, circuit shown in Fig. 2 is only the operation principles that this power transfer module 140 of the present utility model and this power induction module 32 are described, but not form for the circuit limiting this power transfer module 140 and this power induction module 32, have in the utility model art and usually know that the knowledgeable can revise arbitrarily circuit on demand or adopt and the circuit of circuit equivalent disclosed by Fig. 2.
Refer to Fig. 1 again, in another embodiment of the present utility model, this keyboard 1 with wireless power function comprises one second connector 18 being electrically connected this microcontroller 10 further, and this second connector 18 is exposed to outside this keyboard case 100.This second connector 18, after removable jew connects one second port 24 of this outer computer 20, can receive from this outer computer 20 and transmit an auxiliary power P2 to this microcontroller 10.Further, this second port 24 only transferring electric power and do not carry out any data transmission.Whereby, electric power is obtained from this outer computer 20 via using this first connector 16 and this second connector 18 simultaneously, this keyboard 1 with wireless power function can guarantee that the power of current power and voltage all can meet the required standard of running, and can maintain normal operation.
Preferably, this second connector 18 is USB (universal serial bus) (Universal Serial Bus, USB) connector, but should as limit, this second connector 18 also can be lightning (Lightning) connector of PS/2 interface connector, RJ45 connector (in conjunction with POE (POE) technology) or Apple (APPLE Co.).
Continuing and refer to Fig. 3 A, is the first connector circuit figure of the present utility model.In the present embodiment, simultaneously this first connector 16 transmits data and electric power.As shown in Figure 3A, this first connector 16 comprises multiple first transmission line 160,1 first power terminal (VBUS) 162,2 first data terminal 164(D+ and D-), one first ground terminal (GND) 166 and one first metal shell 168, one end of the plurality of first transmission line 160 is electrically connected this microcontroller 10 respectively, and the other end is electrically connected those terminals 162,164,166 respectively.
The plurality of first transmission line 160 comprises 2 first data conductor (corresponding to D+ and D-respectively) 170,1 first earth lead 172 and one first electrical leads 174.This first electrical lead 174 is electrically connected this first power terminal 162, and can obtain electric power via this first power terminal 162 from this outer computer 20.This 2 first data conductor 170 is electrically connected this 2 first data terminal 164, and can carry out data transmission via this 2 first data terminal 164 with this outer computer 20.This first earth lead 172 is electrically connected this first ground terminal 166, and can be connected to this outer computer 20 to form ground connection via this first ground terminal 166.This first metal shell 168 this 2 first data terminal 164 coated, this first power terminal 162 and this first ground terminal 166.
In another embodiment of the present utility model, this first connector 16 can comprise a connector inspection terminal (figure does not indicate) further, whether meets USB (universal serial bus) electric power transfer specification in order to detect the device connected.Preferably, this first connector 10 is USB (universal serial bus) electric power transfer (USB Power Delivery, USB PD) connectors, but not as limit.
In more detail, when this first connector 16 connects this first port 22, if when this connector inspection terminal is also electrically connected Single port inspection terminal (figure does not indicate) of this first port 22, then can judge that this outer computer 20 meets USB (universal serial bus) electric power transfer specification, and can from the higher electric power of this outer computer 20 received power, but should as limit.
In another embodiment of the present utility model, this keyboard 1 with wireless power function can comprise a detecting electric capacity (figure does not indicate), in order to bear the electrical load of the high current received from this outer computer 20, whether meet USB (universal serial bus) electric power transfer specification for this keyboard 1 with wireless power function of this outer computer 20 identification.
Continuing and refer to Fig. 3 B, is the second connector circuit figure of the present utility model.In the present embodiment, this second connector 18 only transferring electric power, and do not transmit data.As shown in Figure 3 B, this second connector 18 comprises multiple second transmission line 180,1 second power terminal (VBUS) 182,2 second data terminal (D+ and D-) 184,1 second ground terminal (GND) 186 and one second metal shell 188, one end of the plurality of second transmission line 180 is electrically connected this microcontroller 10 respectively, and the other end is electrically connected the plurality of terminal 182,184,186 respectively.
The plurality of second transmission line 180 comprises 2 second data conductor 190 (corresponding to D+ and D-respectively), one second earth lead 192 and one second electrical lead 194.This second electrical lead 194 is electrically connected this second power terminal 182, and can obtain electric power via this second power terminal 182 from this outer computer 20.This second earth lead 192 is electrically connected this second ground terminal 186, and can be connected to this outer computer 20 to form ground connection via this second ground terminal 186.This second metal shell 188 this second data terminal 182 coated, this second power terminal 184 and this second ground terminal 186.
This second connector 18 shown in Fig. 3 B is with this first connector 16 difference shown in Fig. 3 A, and this 2 second data conductor 190 does not connect this 2 second data terminal 184 and cannot carry out data transmission with this outer computer 20.
It is worth mentioning that, though in the present embodiment, simultaneously this first connector 16 transmits data and electric power, and this second connector 18 is only in order to transferring electric power, but should, as limit, this first connector 16 and this second connector 18 also can not be made to transmit data and electric power simultaneously.
Continuing and refer to Fig. 4, is the schematic appearance of the utility model first specific embodiment.In the present embodiment, be carry out wireless power with electromagnetic induction technology.As shown in Figure 4, this this first connector 16 removable jew with the keyboard 1 of wireless power function connects this first port 22 of this outer computer 20 to transmit data and electric power.This second connector 18 connects this second port 24 of this outer computer 20 to receive electric power.The keycap part of the plurality of button of this Keysheet module 12 is exposed to outside this keyboard case 100, carries out input operation for user.
This keyboard case 100 is provided with this displacement structure further (in the present embodiment, this displacement structure is a platform 102), and can for placing this current-collecting device 30(in the present embodiment, this current-collecting device 30 is for wireless mouse 30a and action electronic device 30b).Further, this first coil L1 be to be arranged at below this platform 102 and by this keyboard case 100 coated.Whereby, when user uses this to have the keyboard 1 of wireless power function, this action electronic installation 30b can be placed in temporarily on this platform 102, the keyboard having wireless power function to make this 1 couple of this action electronic installation 30b charges.
Further, user by the Wireless Transmitter 300 of wireless mouse 30a connecting this outer computer 20, and can use this wireless mouse 30a on this platform 102.Whereby, when user uses this wireless mouse 30a, this keyboard 1 with wireless power function can charge to this battery module 38 of this wireless mouse 30a simultaneously, and can avoid this wireless mouse 30a that the not enough situation that cannot use of electric power occurs in use procedure.
Further, this platform 102 can be laid a mouse pad (figure does not indicate), have better user to experience to provide during this wireless mouse of user operation 30a.Separately, this platform 102 also can be laid a sliding-proof pad (figure does not indicate), to avoid this action electronic installation 30b landing be positioned on this platform 102.
Further, this keyboard case 100 is provided with this alarming device 144(in the present embodiment, and this alarming device is a pilot lamp).When the keyboard 1 that this has wireless power function charges to this wireless mouse 30a or this action electronic installation 30b, the permanent bright or flicker of this pilot lamp, to send information in this charging to user.
It is worth mentioning that, though in the present embodiment, this first coil L1 is arranged at below this platform 102, but should not limit with this, has and usually know that this first coil L1 can be arranged at the optional position of the keyboard 1 that this has wireless power function by the knowledgeable in the utility model art.
The utility model is powered to current-collecting device by selectivity, and only has authorized current-collecting device can obtain electric power, can avoid powering to unauthorized current-collecting device, and significantly can promote the security of wireless power.
Foreign bodies detection function of the present utility model leads to disaster because of autologous heating, and significantly can promote the security of wireless power after the foreign matter in effective field domain of wireless power supply module can be avoided to receive wireless power signal.
The utility model meets the first port of USB (universal serial bus) electric power transfer specification by using, more high-power electric power can be obtained from outer computer, can guarantee that the power with the current power of the keyboard of wireless power function of the present utility model can meet the required standard of running, and can normal operation be maintained.
The utility model through simultaneously obtaining electric power with the first port and the second port, can guarantee of the present utility model there is the current power of the keyboard of wireless power function power and voltage all can meet the required standard of running, and can normal operation be maintained.
The utility model can allow user in time using keyboard, does not need external power supply separately directly can carry out wireless power with keyboard to current-collecting device, provides better charging convenience by this.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (11)
1. have a keyboard for wireless power function, it is characterized in that, this keyboard with wireless power function comprises:
One first connector, connects an outer computer in order to removable jew;
One Keysheet module, comprises multiple button, and wherein this Keysheet module produces a corresponding push button signalling when the plurality of button is operated;
One wireless power supply module, comprises a power transfer module, receives and changes a corded power into a wireless power signal, to provide this wireless power signal to an outside current-collecting device via wireless mode;
One microcontroller, be electrically connected this first connector, this Keysheet module and this wireless power supply module, this microcontroller receives running required electric power via this first connector, to input this power transfer module as this corded power, this microcontroller also transmits this push button signalling to this outer computer via this first connector; And
One keyboard case, this wireless power supply module coated and this microcontroller.
2. the keyboard with wireless power function according to claim 1, is characterized in that, this first connector is universal serial bus connector, comprising:
Two data terminal, in order to transmit data;
One power terminal, in order to transferring electric power;
One ground terminal, in order to ground connection;
One metal shell, this data terminal coated, this power terminal and this ground terminal; And
Multiple transmission line, one end is electrically connected this microcontroller respectively, and the other end is electrically connected this two data terminal, this power terminal and this ground terminal respectively, comprising:
One electrical lead, is electrically connected this power terminal;
Two data conductor, are electrically connected this two data terminal; And
One earth lead, is electrically connected this ground terminal.
3. the keyboard with wireless power function according to claim 2, is characterized in that, this has the keyboard conforms USB (universal serial bus) electric power transfer specification of wireless power function.
4. the keyboard with wireless power function according to claim 3, it is characterized in that, this wireless power supply module comprises further and to receive from this current-collecting device via wireless mode and to transmit the communication module of a back information to this microcontroller, and this communication module is electrically connected this microcontroller.
5. the keyboard with wireless power function according to claim 4, it is characterized in that, this wireless power supply module comprises an alarm module further, this alarm module is electrically connected this microcontroller, in this microcontroller according to this back information judge this current-collecting device non-as once accreditation device, and stop this corded power of input to send an error message to during this power transfer module, and judge that this current-collecting device is as this is through accreditation device in this microcontroller according to this back information, and input this corded power and send information in a charging to during this power transfer module.
6. the keyboard with wireless power function according to claim 4, it is characterized in that, this wireless power supply module comprises an alarm module further, this alarm module is electrically connected this microcontroller, to detect according to this back information in this microcontroller and there is a foreign matter in an effective field domain of this wireless power supply module, and stop this corded power of input to sending a foreign matter information warning during this power transfer module.
7. the keyboard with wireless power function according to claim 5, is characterized in that, this corded power is the electric power of direct current kenel, and this power transfer module comprises:
One inverter, in order to be converted to the electric power of alternating current kenel by this corded power;
One filtering unit, is electrically connected this inverter, in order to carry out filtering to this corded power of alternating current kenel;
At least one coil, is electrically connected this filtering unit, generates corresponding changes of magnetic field, to produce this wireless power signal in order to this corded power according to alternating current kenel.
8. the keyboard with wireless power function according to claim 7, is characterized in that, this coil is a single coil, a magnetic coil, a moving coil or more than organize coil.
9. the keyboard with wireless power function according to claim 8, is characterized in that, this keyboard case surface is provided with the platform for placing this current-collecting device, and under this coil is arranged at this platform.
10. the keyboard with wireless power function according to claim 9, is characterized in that, is equipped with a mouse pad or a sliding-proof pad on this platform.
11. keyboards with wireless power function according to claim 10, it is characterized in that, this keyboard with wireless power function also comprises one second connector, this second connector is electrically connected this microcontroller, be used to after removable jew connects this outer computer, receive electric power and be also sent to this microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420498488.0U CN204129668U (en) | 2014-09-01 | 2014-09-01 | There is the keyboard of wireless power function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420498488.0U CN204129668U (en) | 2014-09-01 | 2014-09-01 | There is the keyboard of wireless power function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204129668U true CN204129668U (en) | 2015-01-28 |
Family
ID=52386007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420498488.0U Expired - Fee Related CN204129668U (en) | 2014-09-01 | 2014-09-01 | There is the keyboard of wireless power function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204129668U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693978A (en) * | 2018-07-25 | 2018-10-23 | 深圳市盛卓科技有限公司 | A kind of computor-keyboard product with wireless charging and charger baby function |
| CN112003338A (en) * | 2019-05-27 | 2020-11-27 | 纬创资通股份有限公司 | Electronic device |
| CN114167998A (en) * | 2020-09-11 | 2022-03-11 | 宝德科技股份有限公司 | Keyboard device and peripheral device combination |
| US11870295B2 (en) | 2015-05-26 | 2024-01-09 | Intel Corporation | Wireless power transmitting coil disposed at an input device |
-
2014
- 2014-09-01 CN CN201420498488.0U patent/CN204129668U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11870295B2 (en) | 2015-05-26 | 2024-01-09 | Intel Corporation | Wireless power transmitting coil disposed at an input device |
| CN108693978A (en) * | 2018-07-25 | 2018-10-23 | 深圳市盛卓科技有限公司 | A kind of computor-keyboard product with wireless charging and charger baby function |
| CN112003338A (en) * | 2019-05-27 | 2020-11-27 | 纬创资通股份有限公司 | Electronic device |
| CN114167998A (en) * | 2020-09-11 | 2022-03-11 | 宝德科技股份有限公司 | Keyboard device and peripheral device combination |
| CN114167998B (en) * | 2020-09-11 | 2023-11-28 | 宝德科技股份有限公司 | Keyboard device and peripheral device combination |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102694425B (en) | Wireless power receiving apparatus and power control method thereof | |
| CN102255346A (en) | Portable electronic device | |
| CN204129668U (en) | There is the keyboard of wireless power function | |
| CN103683365B (en) | The charging system of electronic equipment and charging base | |
| CN104065145B (en) | Wireless charging device and its charging method | |
| CN204009782U (en) | A kind of mouse with wireless charging receiver | |
| CN103947079A (en) | Non-contact power supply apparatus and non-contact power supply system | |
| CN204129667U (en) | There is the keyboard of radio communication function | |
| CN105896739A (en) | Door lock apparatus with wireless charging function | |
| CN203218926U (en) | Portable wireless charge power source | |
| CN202104503U (en) | Wireless charging desk | |
| CN104426186B (en) | A kind of charge control method and electronic equipment | |
| CN204967334U (en) | Wireless battery charging outfit of cell -phone | |
| CN102856947A (en) | Non-contact and contact power charging device and controlling method thereof | |
| CN208241371U (en) | A kind of pair is filled wireless charging transmitter | |
| CN203119505U (en) | Infrared information transmission circuit and device thereof for electric system error-preventing key | |
| TWM491875U (en) | Keyboard capable of wireless power providing function | |
| CN111478136B (en) | Power adapter and electric connector thereof | |
| CN213305033U (en) | Charging assembly and charging system | |
| CN203119583U (en) | Wireless charging transmitting device and wireless charging receiving device | |
| CN203502965U (en) | Intelligent secret key device | |
| CN215870927U (en) | Battery pack and charging system | |
| CN113381462B (en) | Charging system and charging method | |
| CN208539662U (en) | The wireless power charging unit of electronic equipment on swing leaf | |
| CN208090366U (en) | It can charging/discharging type flashlight |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20160901 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |