CN201118879Y - A dual battery ultra-long idle mobile phone - Google Patents
A dual battery ultra-long idle mobile phone Download PDFInfo
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- CN201118879Y CN201118879Y CNU2007201223835U CN200720122383U CN201118879Y CN 201118879 Y CN201118879 Y CN 201118879Y CN U2007201223835 U CNU2007201223835 U CN U2007201223835U CN 200720122383 U CN200720122383 U CN 200720122383U CN 201118879 Y CN201118879 Y CN 201118879Y
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Abstract
The utility model discloses a dual-battery ultra long standby mobile phone, which comprises a dual-battery box used for fixing two batteries and a battery switching circuit. The battery switching circuit comprises a first detecting circuit, a second detecting circuit, a first switch, a second switch and a switch controlling circuit; the first detecting circuit is used for detecting the output voltage value of the input interface of a battery; the second detecting circuit is used for detecting the output voltage value of the input interface of the other battery; the switch controlling circuit is used for controlling the turn-on or turn-off of the first switch and the second switch according to the detected values from the first detecting circuit and the second detecting circuit. The dual-battery ultra long standby mobile phone adopts the parallel connection way of the dual-battery, and adopts a design concept that the dual-battery is simultaneously inserted into the dual-battery groove, therefore, the mobile phone not only maintains small size, reliability and security performances of the single battery, nut also realizes the ultra long standby function of the mobile phone.
Description
Technical field
The utility model relates to the design field of power-supply system of cell phone, is specifically related to a kind of mobile phone with super long standby time function.
Background technology
At present, on the mobile phone selling market, the consumer little by little with mobile phone super long standby time function as selecting a major criterion of machine, thereby cause most of mobile-phone manufacturers to do battery more big, use high capacity cell to satisfy the interests demand of consumer to super long standby time.But jumbo battery has dangerous, insecure factor and exists, and may blast during its charging.
Mobile phone super long standby time function is directly connected to consumer's interests demand, and it is not only significant for the business people, uses the consumer for a common mobile phone, and outstanding importance is also arranged, because at crucial moment, time is life.So, the super long standby time function that need better, more effectively mode realizes mobile phone.
The utility model content
In order to make mobile phone can have longer stand-by time, and safe and reliable, and the utility model provides a kind of two electric super long standby time mobile phone.
The power-supply system of mobile phone of the present utility model comprises: a double cell box and a battery switching circuit that is used for fixing two batteries, and the output interface of this battery switching circuit connects the operating voltage input of mobile phone; The box body of described double cell box is used to hold two batteries, and this box body is provided with the battery input interface, and this battery input interface connects the power end of two batteries respectively; Described battery switching circuit is used for switching and uses two batteries, realizes that it is that mobile phone is powered that two batteries are connected in parallel; This battery switching circuit comprises first testing circuit, second testing circuit, first switch, second switch and ON-OFF control circuit; Described first switch series is associated between the output interface of a battery input interface and battery switching circuit; Described second switch is connected between the output interface of another battery input interface and battery switching circuit; Described first testing circuit is used to detect the output voltage values of a battery input interface, and this detected value is sent in the ON-OFF control circuit; Described second testing circuit is used to detect the output voltage values of another battery input interface, and this detected value is sent in the ON-OFF control circuit; Described ON-OFF control circuit is used for controlling first switch and second switch conducting or shutoff according to the detected value from described first testing circuit and second testing circuit.
Wherein, described battery switching circuit also comprises: an electric capacity, an end of this electric capacity connects the output interface of described battery switching circuit, the other end ground connection of this electric capacity.
Wherein, described first switch and second switch all adopt a kind of switching function of realizing in bipolar transistor, the field-effect transistor.
Wherein, described mobile phone also comprises: the battery status display module is used to show described two operating position, and sends the information that battery switches.
Wherein, the battery input interface that connects two battery cathode ends respectively connects together, and ground connection.
Wherein, connect the output interface of the battery input interface of an anode end, and this battery input interface connects the input end of described first testing circuit by first switch connection battery switching circuit; Connect the output interface of the battery input interface of another anode end, and this battery input interface connects the input end of described second testing circuit by second switch connection battery switching circuit.
Wherein, described first testing circuit and second testing circuit all adopt voltage comparator to constitute.
The utility model adopts above-mentioned two battery parallel connections, and inserts the design philosophy of double cell groove simultaneously, makes mobile phone not only keep small and exquisite, reliable, the safe performance of single battery, but also has realized the super long standby time function of mobile phone.The utility model is from the problem of the weak point that solved the cell phone standby time at all, and more reliable, more safely satisfied the interests demand of consumer's super long standby time, guarantee that mobile phone can never cut off the power supply.
Description of drawings
Fig. 1 is a battery of mobile phone box structural representation of the present utility model;
Fig. 2 is the battery switching circuit structural representation of the utility model mobile phone.
Embodiment
Below will describe each preferred embodiment of the present utility model in detail.
As shown in Figure 1, mobile phone of the present utility model has a double cell box and a battery switching circuit 180 that is used for fixing two batteries.The box body 200 of this double cell box is used to hold first battery 110 and second battery 120, and this box body 200 is provided with the battery input interface, this battery input interface is used to connect the power end of first battery 110 and second battery 120, wherein, the battery input interface should comprise: one connects the battery input interface of the battery input interface of first battery, 110 positive terminals, a battery input interface that connects first battery, 110 negative pole ends, connection second battery 120 positive terminals, the battery input interface of connection second battery 120 negative pole ends; Battery switching circuit 180 is used for switching and uses first battery 110 and second battery 120 to power for mobile phone, thereby has realized the form of double cell parallel operation, and specifically enforcement can be referring to Fig. 2.
As shown in Figure 2, the negative pole end of first battery 110 and second battery 120 connects together, and ground connection; The positive terminal of first battery 110 and second battery 120 is respectively as the output of two batteries.So, the battery input interface that connects first battery 110 and second battery, 120 negative pole ends respectively connects together, and ground connection.
As shown in Figure 2, battery switching circuit 180 comprises first testing circuit 130, second testing circuit 140, first switch 160, second switch 170 and ON-OFF control circuit 150;
The battery input interface that connects first battery, 110 positive terminals connects the output interface Vbat of battery switching circuit 180 by first switch 160, and this battery input interface connects the input end of first testing circuit 130, and promptly first switch 160 is connected between the output interface Vbat of the battery input interface of first battery 110 and battery switching circuit 180;
The battery input interface that connects second battery, 120 positive terminals connects the output interface of battery switching circuit 180 by second switch 170, and this battery input interface connects the input end of second testing circuit 140, and promptly second switch 170 is connected between the output interface Vbat of the battery input interface of second battery 120 and battery switching circuit 180;
Second testing circuit is used for detecting the output voltage values (Fig. 2 arrow 03) of the battery input interface of second battery 120, and this detected value is sent to (arrow 04 among Fig. 2) in the ON-OFF control circuit 150;
ON-OFF control circuit 150 is used for controlling first switch 160 and second switch 170 conductings or shutoff according to the detected value from described first testing circuit 130 and second testing circuit 140; The output interface Vbat of above-mentioned battery switching circuit 180 connects the operating voltage input of mobile phone, and provides stable operating voltage V for mobile phone
Out
As shown in Figure 2, first switch 160 and second switch 170 all can adopt a kind of switching function of realizing in bipolar transistor, the field-effect transistor, have improved sensitivity and controllability that battery switches.First testing circuit 130 and second testing circuit 140 all adopt voltage comparator to constitute, an input broken ends of fractured bone of voltage comparator is as the input end, and another input is as reference voltage input end Verf, and this reference voltage can be set to the threshold value of mobile phone shutdown voltage.
As shown in Figure 2, above-mentioned battery switching circuit 180 also comprises a capacitor C 1, and an end of capacitor C 1 connects the output interface Vbat of above-mentioned battery switching circuit 180, the other end ground connection of capacitor C 1.This capacitor C 1 is a big electric capacity, and its effect is to switch in the of short duration process, discharges electric weight, ensures the output voltage V of battery switching circuit 180 output interface Vbat
OutBe unlikely to fall down, make when carrying out the battery switching, remain operating voltage to mobile phone is provided, so just realized that two electricity exchange, never outage.
Above-mentioned ON-OFF control circuit 150 foundations mainly be the judgement of first testing circuit 130 and second testing circuit 140, realize soft control to first switch 160, second switch 170, concrete switching mode can see table.
(wherein, 3.4V is the threshold value of mobile phone shutdown voltage, the magnitude of voltage of first battery, 110 positive terminals in the Vin1 presentation graphs 3, the magnitude of voltage of second battery, 120 positive terminals in the Vin2 presentation graphs 3.)
If when the user pulls out first battery 110, and this piece battery is being used by cell phone system, then ON-OFF control circuit 150 detects the signal of Vin1＜3.4v by comparator, just starts and switches, and cuts off first switch 160, conducting second switch 170.Battery switching circuit 180 of the present utility model adopts electrical control fully, and is convenient and sensitive, guarantees that battery switches in time, guarantees to provide the work electric weight for mobile phone incessantly for a long time.
The battery case of the utility model mobile phone adopts double cell groove structure, can insert two batteries in the battery case simultaneously; Be connected in parallel on two battery circuits, even extract wherein battery, an other battery still can also normal power supply.And mobile phone of the present utility model also comprises: the battery status display module is used to show the operating position of described first battery 110 and second battery 120, and sends the information that battery switches.When using two batteries simultaneously, screen can show the electric weight of two batteries simultaneously, and software preferentially uses first battery 110, and reminds user's charging when first battery 110 uses, and switches to second battery 120; The user can extract first battery 110 and use seat charging back to insert, and also directly the trip of use fills two batteries are charged.Existing market 1500mAh standard cell is of a size of 6.4*37*59mm, as use two batteries that are of a size of 6.4*37*30mm, cut off in the middle of containing side by side and be of a size of 6.4*37*61mm, according to assessment, can accomplish 1000mAh by 6.4*37*30mm die sinking battery for every, two batteries just can be realized 2000mAh.Performances such as it is less that the utility model has kept the monoblock battery capacity, safe, reliable, and two batteries of standard configuration arbitrarily make things convenient for carrying of reserve battery, also avoid because of changing the battery trouble reserve battery that leaves unused.
Therefore above-mentionedly illustrate comparatively specifically, can not think the restriction to scope of patent protection of the present utility model, scope of patent protection of the present utility model should be as the criterion with claims.
Claims (7)
1, a kind of two electric super long standby time mobile phone is characterised in that described mobile phone comprises: a double cell box and a battery switching circuit that is used for fixing two batteries, and the output interface of this battery switching circuit connects the operating voltage input of mobile phone;
The box body of described double cell box is used to hold two batteries, and this box body is provided with the battery input interface, and this battery input interface connects the power end of two batteries respectively;
Described battery switching circuit is used for switching and uses two batteries, realizes that it is that mobile phone is powered that two batteries are connected in parallel; This battery switching circuit comprises first testing circuit, second testing circuit, first switch, second switch and ON-OFF control circuit; Described first switch series is associated between the output interface of a battery input interface and battery switching circuit; Described second switch is connected between the output interface of another battery input interface and battery switching circuit; Described first testing circuit is used to detect the output voltage values of a battery input interface, and this detected value is sent in the ON-OFF control circuit; Described second testing circuit is used to detect the output voltage values of another battery input interface, and this detected value is sent in the ON-OFF control circuit; Described ON-OFF control circuit is used for controlling first switch and second switch conducting or shutoff according to the detected value from described first testing circuit and second testing circuit.
2, mobile phone according to claim 1 is characterised in that, described battery switching circuit also comprises: an electric capacity, an end of this electric capacity connects the output interface of described battery switching circuit, the other end ground connection of this electric capacity.
3, mobile phone according to claim 1 is characterised in that, described first switch and second switch all adopt a kind of switching function of realizing in bipolar transistor, the field-effect transistor.
4, mobile phone according to claim 1 is characterised in that, described mobile phone also comprises: the battery status display module is used to show described two operating position, and sends the information that battery switches.
5, mobile phone according to claim 1 is characterised in that, the battery input interface that connects two battery cathode ends respectively connects together, and ground connection.
6, mobile phone according to claim 5 is characterised in that, connect the output interface of the battery input interface of an anode end by first switch connection battery switching circuit, and this battery input interface connects the input end of described first testing circuit;
Connect the output interface of the battery input interface of another anode end, and this battery input interface connects the input end of described second testing circuit by second switch connection battery switching circuit.
7, mobile phone according to claim 6 is characterised in that, described first testing circuit and second testing circuit all adopt voltage comparator to constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223835U CN201118879Y (en) | 2007-08-14 | 2007-08-14 | A dual battery ultra-long idle mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223835U CN201118879Y (en) | 2007-08-14 | 2007-08-14 | A dual battery ultra-long idle mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201118879Y true CN201118879Y (en) | 2008-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201223835U Expired - Fee Related CN201118879Y (en) | 2007-08-14 | 2007-08-14 | A dual battery ultra-long idle mobile phone |
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| Country | Link |
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| CN (1) | CN201118879Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163869A (en) * | 2011-03-18 | 2011-08-24 | 青岛海信移动通信技术股份有限公司 | Power supply device, mobile terminal and start method of mobile terminal |
| WO2014027224A1 (en) * | 2012-08-17 | 2014-02-20 | Nokia Corporation | Battery hot swap capable apparatus |
| CN105490341A (en) * | 2015-12-28 | 2016-04-13 | 深圳市基伍智联科技有限公司 | Smart phone with dual-battery function |
| US9768635B2 (en) | 2014-12-15 | 2017-09-19 | Microsoft Technology Licensing, Llc | Managing battery power utilization in a mobile computing device |
-
2007
- 2007-08-14 CN CNU2007201223835U patent/CN201118879Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163869A (en) * | 2011-03-18 | 2011-08-24 | 青岛海信移动通信技术股份有限公司 | Power supply device, mobile terminal and start method of mobile terminal |
| WO2014027224A1 (en) * | 2012-08-17 | 2014-02-20 | Nokia Corporation | Battery hot swap capable apparatus |
| US10224729B2 (en) | 2012-08-17 | 2019-03-05 | Nokia Technologies Oy | Battery hot swap capable apparatus |
| US9768635B2 (en) | 2014-12-15 | 2017-09-19 | Microsoft Technology Licensing, Llc | Managing battery power utilization in a mobile computing device |
| CN105490341A (en) * | 2015-12-28 | 2016-04-13 | 深圳市基伍智联科技有限公司 | Smart phone with dual-battery function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20110814 |