Background technology
Existing portable terminal can be provided with a battery icon on the main interface of display screen.
In the start charging process, this battery icon can dynamically show the state of charge of battery: when battery electric quantity was low, this icon display was red; When battery electric quantity was high, this icon display was green; When battery electric quantity is full of, can point out charging to accomplish.But in this process, general portable terminal all can be in holding state, if wonder the charge capacity of battery this moment, must manually wake portable terminal up and make its screen light the battery icon that just can see portable terminal, thereby know current state of charge.If a period of time after waking portable terminal up does not operate, screen deepening automatically, portable terminal gets into holding state again, and the user will wonder that the state of charge of portable terminal just needs to wake up again once more portable terminal.
In the shutdown charging process, the working interface of the display screen of portable terminal is closed, and only shows on the screen that a battery icon indicating mobile terminal charges, but can not show the state of charge of battery, and which type of degree promptly current charge capacity has arrived.And in a period of time, portable terminal is not operated the automatic deepening of back display screen, need manually wake portable terminal up its screen is lighted.
Thus it is clear that, can not show in real time in when charging shutdown in the prior art and when the start charging, must manually wake the state of charge of portable terminal portable terminal up and could obtain current charge condition.
The utility model content
The utility model technical problem to be solved is to provide a kind of portable terminal of real-time demonstration state of charge, simply and intuitively feeds back to the user to state of charge.
In order to address the above problem, the utility model has disclosed a kind of portable terminal of real-time demonstration state of charge, has the light-emitting device of the state of charge that shows portable terminal, and said light-emitting device is arranged on the said portable terminal fuselage shell.
Further, said portable terminal also has the processor of the battery electric quantity of real-time monitoring portable terminal, and said processor is electrically connected with battery, the light-emitting device of portable terminal respectively.
Further, said processor is connected with said light-emitting device through general input/output interface, and said processor is connected with the battery of portable terminal through the analog-digital conversion function interface.
Further, said light-emitting device comprises a light-emitting component or an a plurality of light-emitting component with different colours with multiple color, the state of charge of every kind of corresponding different mobile terminals of color.
Further, said light-emitting device comprises a plurality of light-emitting components with different shaping, the state of charge of the corresponding different mobile terminals of each light-emitting component.
Further, said light-emitting component is a light-emitting diode.
Further, thus said processor is lighted the light-emitting component of respective color or the light-emitting component of corresponding moulding according to the corresponding voltage of battery electric quantity collection output.
Further, said processor is electrically connected through the battery of divider resistance and portable terminal.
Compared with prior art, the utility model can obtain following technique effect:
1) through the device with deixis is set on the fuselage cover, can feed back to the user to charge condition more intuitively;
2) unlatching of deixis and check and do not need user's manual operation to activate screen does not need mobile phone screen to keep the state of bright screen yet; From the angle that the user checks, conveniently advantage is very obvious for it;
3) light-emitting device uses a plurality of light-emitting component or a light-emitting component or a plurality of light-emitting components with different colours with multiple color with different shaping to realize, makes display effect more directly perceived.
Embodiment
Below conjunction with figs. and embodiment are specified the execution mode of the utility model, by this to the utility model how the application technology means implementation procedure that solves technical problem and reach technological effect can make much of and implement according to this.
The core of the utility model is a kind of portable terminal of real-time demonstration state of charge; Said portable terminal has the light-emitting device 1 of the state of charge that shows portable terminal and the processor 2 of monitoring the battery electric quantity of portable terminal in real time; Said light-emitting device 1 is installed on the said portable terminal fuselage shell; Said processor 2 is electrically connected with battery 3, the light-emitting device 1 of portable terminal respectively, and is as shown in Figure 1.
In a kind of scheme, said light-emitting device comprises a light-emitting component or an a plurality of light-emitting component with different colours with multiple color, the state of charge of every kind of corresponding different mobile terminals of color; For example; Cell voltage is lower than 3.6V, and then red LED is lighted, and all the other LED go out; Cell voltage is at 3.6V~4.1V, and then yellow led is lighted, and all the other LED go out; Cell voltage is at 4.1V~4.18V, and then green LED is lighted, and the expression battery electric quantity will be expired.
In another kind of scheme; Said light-emitting device comprises a plurality of light-emitting components with different shaping, the state of charge of the corresponding different mobile terminals of each light-emitting component, and for example: the sign of mobile phone brand COOLPAD is as moulding; LED is light source as a setting; Order with from left to right lights, if battery electric quantity reaches 25%, these two letters of CO are lighted; Battery electric quantity reaches 50%, and these two letters of OL are lighted and made these four letters of COOL keep lighting; When battery electric quantity reaches 100%, whole C OOLPAD sign is all lighted, and the expression electric weight is full.
Above-mentioned monitoring for cell voltage or battery electric quantity is accomplished by processor, thereby said processor is lighted the light-emitting component of respective color or the light-emitting component of corresponding moulding according to the corresponding voltage of battery electric quantity collection output.
With an embodiment realization of the utility model is described further below.Present embodiment adopts a kind of real-time monitoring that three LEDs that color is respectively red, yellow, green are realized the mobile phone batteries electric weight of installing in mobile telephone surface shell or side; Electric weight and the corresponding high electric weight of green LED are as shown in Figure 2 in the corresponding low electric weight of red LED, the yellow led correspondence.
On the mainboard of portable terminal, be equipped with can managing electrical power processor 2; Like CPU (central processing unit) or PMU (power management chip); These processors 2 generally all have AD (analog-to-digital conversion) translation function; Processor 2 is connected with the battery 3 of portable terminal through AD translation function interface, just can monitors cell voltage/electric weight.
Because the battery 3 of portable terminal is under processor control; Ceiling voltage generally can reach 4.18~4.2V; This value has surpassed the input voltage range of the AD translation function interface of processor 2; Can make the AD translation function interface of processor obtain suitable magnitude of voltage through between the battery 3 of processor 2 and portable terminal, inserting the mode of divider resistance (R1 and R2), satisfy input voltage range.
Processor 2 connects red LED, yellow led and green LED respectively through GPIO (general I/O) interface; Between each LED and processor, also be connected in series respectively into current-limiting resistance (R3, R4 and R5), three LEDs with lighting function have just constituted light-emitting device 1 with corresponding current-limiting resistance (R3, R4 and R5).
The magnitude of voltage (step S1) of the battery 3 that processor 2 collects according to AD translation function interface is judged (step S2) light on and off (step S3) to control three LEDs according to magnitude of voltage., can set thresholding here, for example: when the magnitude of voltage of battery was lower than 3.6V, red LED was lighted, and yellow led and green LED are gone out; When the magnitude of voltage of battery was in the scope of 3.6V~4.1V, yellow led was lighted, and red LED and green LED are gone out; When the magnitude of voltage of battery is in the scope of 4.1V~4.18V; Green LED is lighted, and red LED and yellow led go out, and indicates battery and is about to be full of; The magnitude of voltage of battery reaches 4.18V when above; Green LED begins rhythmical flicker, and the expression battery electric quantity is full of, and above-mentioned monitoring flow for displaying can be with reference to Fig. 3.
Above-mentioned electric quantity display function is mainly used in the real-time electric quantity monitoring in the portable terminal charging process, need keep the AD translation function of processor to open in the charging process always.Certainly, this function can be applied to also that the monitoring for electric weight shows that can also be applied to its scene in addition, the utility model is not limited to this in the use of portable terminal at ordinary times.
In another kind of embodiment, can also use a plurality of light-emitting components to realize showing with different shaping.Present embodiment adopts the sign of mobile phone brand COOLPAD as moulding, and LED is light source as a setting, thereby constitutes the light-emitting device with a plurality of different shaping light-emitting components.
Lighting mode has following multiple:
1) when beginning to charge, LED is activated, and is glittering one by one with the sequential loop of C-O-O-L-P-A-D, and whole C OOLPAD sign is bright entirely when battery electric quantity is full of, and reminds user's electric weight to be full of.
2) when beginning to charge, LED is activated, and COOLPAD sign lights with order from left to right, if battery electric quantity reaches 25%, these two letters of CO are lighted and kept Chang Liang; Battery electric quantity reaches 50%, and these two letters of OL are lighted and made these four letters of COOL keep Chang Liang; When battery electric quantity reaches 100%, whole C OOLPAD sign is all lighted, and the expression electric weight is full of.
3) when beginning to charge, LED is activated, and is glittering one by one with the sequential loop of C-O-O-L-P-A-D; When battery electric quantity reaches 25%, these two letters of CO keep Chang Liang, and remaining letter continues glittering successively by order from left to right; When battery electric quantity reaches 50%, these four letters of COOL keep Chang Liang, and remaining letter continues glittering successively by order from left to right; When electric weight reaches 100%, whole C OOLPAD sign is all lighted, and the expression electric weight is full of.
The basis of above-mentioned lighting mode is that light-emitting device has used a plurality of this structures with light-emitting component of different shaping; This mode need not portable terminal is operated, and only need are wondering that the sign of seeing following portable terminal under the charge condition just can obtain the cell-phone charging situation intuitively.
Above-mentioned explanation has illustrated and has described some preferred embodiments of the utility model; But as previously mentioned; Be to be understood that the utility model is not limited to the form that this paper discloses, should do not regard eliminating as, and can be used for various other combinations, modification and environment other embodiment; And can in utility model contemplated scope described herein, change through the technology or the knowledge of above-mentioned instruction or association area.And change that those skilled in the art carried out and variation do not break away from the spirit and the scope of the utility model, then all should be in the protection range of the utility model accompanying claims.