CN105656141A - Handheld terminal - Google Patents
Handheld terminal Download PDFInfo
- Publication number
- CN105656141A CN105656141A CN201610115766.3A CN201610115766A CN105656141A CN 105656141 A CN105656141 A CN 105656141A CN 201610115766 A CN201610115766 A CN 201610115766A CN 105656141 A CN105656141 A CN 105656141A
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- China
- Prior art keywords
- battery core
- handheld terminal
- resistance
- contact
- connector
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
- G06F1/203—Cooling means for portable computers, e.g. for laptops
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a handheld terminal. The handheld terminal comprises a first connector and a second connector which are arranged in a handheld terminal battery jar. The first connector is connected to a charging interface of the handheld terminal through a handheld terminal main board, a flexible circuit board and a handheld terminal small board in sequence. The second connector is connected to the charging interface of the handheld terminal through the handheld terminal small board. When a battery is charged, charging current flowing across a second charging path is larger than charging current in a first charging path as the resistance value of the second charging path is small, and the total electrical loss in the charging process is small as the electrical loss in the second charging path is smaller than the electrical loss in the first charging path; thus, little heat is released, the purpose of improving charging efficiency is improved, and charging time is shortened.
Description
Technical field
The present invention relates to mobile terminal power supply circuits technical field, is specifically related to a kind of handheld terminal.
Background technology
The supplying cell of traditional handheld terminal such as mobile phone, PDA only has a charging inlet conventionally, shouldCharging inlet is arranged at the bottom of battery conventionally, and battery bottom is provided with both positive and negative polarity and baffle, referring to Fig. 1,In the time that it is charged, the path of charging current is: mobile terminal charging inlet-handheld terminal platelet (handHold the mainboard of terminal charge interface)-FPC (FlexiblePrintedCircuitboard, flex circuit application)-Handheld terminal mainboard-connector-rechargeable battery, visible, while adopting above-mentioned path to charge to rechargeable battery,The stroke of charging current is longer, and the device of process is too many, because each device has impedance, and can loss electricityThe problems such as stream, causes charge efficiency low, and charging rate is slow, and heating is high.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of handheld terminal, improves filling of handheld terminal to realizeElectrical efficiency, accelerates charging rate, reduces the heat that the handheld terminal in charging process discharges.
For achieving the above object, the embodiment of the present invention provides following technical scheme:
A kind of handheld terminal, comprising:
Be arranged at the first connector and the second connector in handheld terminal battery case;
One end of described the first connector is connected with handheld terminal mainboard, and successively by flex circuit application andHandheld terminal platelet is connected to the charging inlet of described handheld terminal, the other end of described the first connector withThe rechargeable battery of described handheld terminal is connected;
One end of described the second connector is connected to the charging of described handheld terminal by handheld terminal plateletMouthful, the other end of described the second connector is connected with the rechargeable battery of described handheld terminal.
Preferably, in above-mentioned handheld terminal, the rechargeable battery of described handheld terminal comprises: battery core, firstBattery core baffle and the second battery core baffle;
The position of described the first battery core baffle is corresponding with described the first connector, and described the second battery core is protectedThe position of backplate is corresponding with described the second connector;
Described battery core has the first battery core interface corresponding with described the first battery core baffle, and with describedThe second battery core interface that the second battery core baffle is corresponding.
Preferably, in above-mentioned handheld terminal, described the first battery core baffle has 4 connecting terminals, pointBe not: P-contact, P+ contact, IC contact and TH contact, described in described the first battery core baffle passes throughP-contact, P+ contact, IC contact and TH contact are connected with described the first connector.
Preferably, in above-mentioned handheld terminal, described the second battery core baffle has 2 connecting terminals, pointBe not: P-contact and P+ contact, described the second battery core baffle is by P-contact and P+ contact and described theTwo connectors are connected.
Preferably, in above-mentioned handheld terminal, described the first battery core baffle is built-in with the first battery core protection electricityRoad, described the first battery core holding circuit comprises:
The first resistance that first end is connected with the positive pole of the first battery core interface of described battery core;
The first electric capacity that first end is connected with the second end of described the first resistance, second of described the first electric capacityEnd is connected with the negative pole of described the first battery core interface;
The second pin is connected with the first end of described the first electric capacity, of the 3rd pin and described the first electric capacityThe IC control chip that two ends are connected;
The first switch being formed by switching tube that control end is connected with the output of a described IC control chipControl circuit;
One end is connected with the first pin of a described IC control chip, the other end and described the first switch controlThe second resistance that the input of circuit processed is connected;
One end is connected with the output of described the first ON-OFF control circuit, the other end and described the first electric capacityThe 3rd resistance that the second end is connected;
Three electric capacity in parallel with described the 3rd resistance;
One end is connected with the input of described the first ON-OFF control circuit, the other end and described the first resistanceThe second electric capacity that first end is connected;
The P+ contact being connected with the first end of described the first resistance;
The P-contact being connected with the input of described the first ON-OFF control circuit;
The ID resistance that first end is connected with the input of described the first ON-OFF control circuit and TH resistance;
The ID contact being connected with the second end of described ID resistance;
The TH contact being connected with the second end of described TH resistance.
Preferably, in above-mentioned handheld terminal, described the first battery core holding circuit, also comprises: the first insurancePipe, described the first protective tube is arranged at the first end of described the first resistance and the first battery core of described battery core connectsBetween the positive pole of mouth.
Preferably, in above-mentioned handheld terminal, described the first battery core holding circuit, also comprises: thermistor,Described thermistor is just being arranged at the first end of described the first resistance and the first battery core interface of described battery coreBetween the utmost point.
Preferably, in above-mentioned handheld terminal, described the second battery core baffle is built-in with the second battery core protection electricityRoad, described the second battery core holding circuit comprises:
The 4th resistance that first end is connected with the positive pole of the second battery core interface of described battery core;
The 4th electric capacity that first end is connected with the second end of described the 4th resistance, second of described the 4th electric capacityEnd is connected with the negative pole of described the second battery core interface;
The second pin is connected with the first end of described the 4th electric capacity, of the 3rd pin and described the 4th electric capacityThe 2nd IC control chip that two ends are connected;
The second switch being formed by switching tube that control end is connected with the output of described the 2nd IC control chipControl circuit;
One end is connected with the first pin of described the 2nd IC control chip, the other end and described second switch controlThe 5th resistance that the input of circuit processed is connected;
One end is connected with the output of described second switch control circuit, the other end and described the 4th electric capacityThe 6th resistance that the second end is connected;
Six electric capacity in parallel with described the 6th resistance;
One end is connected with the input of described second switch control circuit, the other end and described the 4th resistanceThe 5th electric capacity that first end is connected;
The P+ contact being connected with the first end of described the 4th resistance;
The P-contact being connected with the input of described second switch control circuit.
Preferably, in above-mentioned handheld terminal, described the first battery core holding circuit, also comprises: the second insurancePipe, described the second protective tube is arranged at the first end of described the 4th resistance and the second battery core of described battery core connectsBetween the positive pole of mouth.
Preferably, described handheld terminal is mobile phone, palm PC or panel computer.
Based on technique scheme, the handheld terminal that the embodiment of the present invention provides, by arranging two chargingsPath, the charging current of Article 1 charge path flows to and is: charging inlet-handheld terminal platelet-flexibility circuitPlate-handheld terminal mainboard-the first connector-rechargeable battery, the charging current of Article 2 charge path flows to and is:Charging inlet-handheld terminal platelet-the second connector-rechargeable battery, obviously visible, fill with respect to Article 1Power path, in Article 2 charge path, charging current is without flowing through described flex circuit application and hand-held endEnd mainboard, therefore the resistance value of this Article 2 charge path is much smaller than the resistance value of Article 1 charge path,Therefore,, in the time that battery is charged, because the resistance value of Article 2 charge path is less, flow through secondThe charging current of bar charge path is greater than the charging current in Article 1 charge path, due to Article 2 chargingElectrical loss in path is less than the electrical loss in Article 1 charge path, therefore total in charging processElectrical loss is less, and then the heat discharging is lower, has reached the object that improves charge efficiency, has shortened and has filledThe electricity time.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to realityThe accompanying drawing of executing required use in example or description of the Prior Art is briefly described, apparently, belowAccompanying drawing in description is only embodiments of the invention, for those of ordinary skill in the art, notPay under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
Fig. 1 is the charging inlet of handheld terminal of the prior art and the connected mode schematic diagram of battery;
Fig. 2 is the charging inlet of the disclosed a kind of handheld terminal of the embodiment of the present application and being connected of rechargeable batteryMode schematic diagram;
Fig. 3 is the charging inlet of the disclosed a kind of handheld terminal of another embodiment of the application and rechargeable batteryConnected mode schematic diagram;
Fig. 4 is the structural representation of the battery core holding circuit in the disclosed described battery of mobile phone of the embodiment of the present applicationFigure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried outDescribe clearly and completely, obviously, described embodiment is only the present invention's part embodiment, andNot whole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not doingGo out the every other embodiment obtaining under creative work prerequisite, all belong to the scope of protection of the invention.
Be directed to the problems referred to above, the application discloses a kind of handheld terminal, to improve charge efficiency, solvesThe overheated problem of handheld terminal when charging. Referring to Fig. 2, this handheld terminal, described handheld terminal can be for existingHave any one conventional hand-held terminal device in technology, for example it can be mobile phone, palm PC or flatPlate computer, referring to Fig. 2, described handheld terminal can comprise:
Be arranged at the first connector 100 and the second connector 200 in the battery case of described handheld terminal, instituteState the first connector 100 little by handheld terminal mainboard 300, flex circuit application 400 and handheld terminal successivelyPlate 500 is connected to the charging inlet 600 of described handheld terminal;
Described the second connector 200 is connected to the charging of described handheld terminal by handheld terminal platelet 500Interface 600.
Adopt the disclosed technical scheme of the above embodiments of the present application to carry out the rechargeable battery 700 in battery caseWhen charging, it has two feasible paths, and wherein, the charging current of Article 1 charge path flows to and is: fillElectrical interface 600-handheld terminal platelet 500-flex circuit application 400-handheld terminal mainboard 300-the first connector100-rechargeable battery 700, the charging current of Article 2 charge path flows to and is: charging inlet 600-hand-held endEnd platelet 500-the second connector 200-rechargeable battery 700, obviously visible, with respect to Article 1 charging circuitFootpath, in Article 2 charge path, charging current is without flowing through described flex circuit application 400 and hand-held endEnd mainboard 300, therefore the resistance value of this Article 2 charge path is much smaller than the impedance of Article 1 charge pathValue, therefore, in the time that battery is charged, because the resistance value of Article 2 charge path is less, can be excellentSelect described the second charge path as preferred charge path, that is, and the charged electrical of the Article 2 of flowing through charge pathStream is greater than the charging current in Article 1 charge path, because the electrical loss in Article 2 charge path is less thanArticle 1, the electrical loss in charge path, therefore the total electrical loss in charging process is less, and then releasesThe heat of putting is lower, has reached the object that improves charge efficiency, has shortened the charging interval.
Be understandable that the charging end of the rechargeable battery 700 of the described handheld terminal in above-described embodimentQuantity can be 1, by described the first connector 100 and the second connector 200 are reasonably setSize and position, described the first connector 100 and the second connector 200 can be filled with described simultaneouslyThe charging end of electricity battery 700 is connected. Certainly, in order to facilitate the wiring of handheld terminal internal circuit, the applicationThe quantity of the charging end of the described rechargeable battery 700 in above-described embodiment can be two, i.e. rechargeable batteryA described connector of the corresponding connection in each charging end of 700, its position can be according to described the first connector100 and the position of the second connector 200 determine. Typically, handheld terminal mainboard is normally by electricityPond groove top power taking, therefore, described the first connector 100 can be arranged to the top of described battery case,Be positioned at the hand-held of handheld terminal top (near the one end at described battery case top) for charging inlet 600Terminal, described the second connector 200 can be arranged at the top of described battery case equally, for chargingInterface 600 is positioned at the handheld terminal of handheld terminal lower curtate (away from the one end at described battery case top),Described the second connector 200 can be arranged at the lower curtate of described battery case. Be directed to described rechargeable battery settingWhile having the situation of two charging ends, referring to Fig. 3, the rechargeable battery 700 of described handheld terminal can comprise:Battery core 710, the first battery core baffle 720 and the second battery core baffle 730, described the first battery core baffle720 is corresponding with the first charging end of described rechargeable battery, described the second battery core baffle 730 with described in fillThe second charging end of electricity battery is corresponding; The position of described the first battery core baffle 720 and described first connectsConnect device 100 corresponding, the position of described the second battery core baffle 730 and described the second connector 200 phasesCorresponding; Described battery core 710 has the first battery core interface corresponding with described the first battery core baffle 720,And the second battery core interface corresponding with described the second battery core baffle 730, described battery core 710 is passed through instituteState the first battery core interface and the second battery core interface charges.
In the disclosed technical scheme of the above embodiments of the present application, when described rechargeable battery has two chargingsWhen end, wherein the first charging end can adopt traditional design, and the second charging end can adopt simplificationDesign, that is, described the first battery core baffle 720 adopts traditional design, and it has 4Connecting terminal, is respectively: P-contact, P+ contact, IC contact and TH contact, wherein, P+ is batteryPositive pole, TH for detect utmost point output (for detection of with the use state that shows battery), ID is for detection of endGround connection, P-is GND, described the first battery core baffle 720 by described P-contact, P+ contact,IC contact is connected with described the first connector 100 with TH contact. Described the second battery core baffle only needs toolThe basic function that has pair battery to charge, therefore its design can suitably be simplified, that is, and instituteState the second battery core baffle and can only there are 2 connecting terminals, be respectively: P-contact and P+ contact, described inThe second battery core baffle 730 is connected with described the second connector 200 with P+ contact by described P-contact.
In the disclosed technical scheme of the above embodiments of the present application, described the first battery core baffle 720 andCircuit in two battery core baffles 30 can adopt circuit design mode traditional in prior art, as long as canEnsure the described rechargeable battery to discharge and recharge normally, to this, disclosed herein as well is a kind of specificallyCircuit design mode, referring to Fig. 4, described the first battery core baffle 720 is built-in with the first battery core holding circuit,Described the first battery core holding circuit comprises:
The first resistance R 1 that first end is connected with the anodal B1+ of the first battery core interface of described battery core;
The first capacitor C 1 that first end is connected with the second end of described the first resistance R 1, described the first electric capacityThe second end of C1 is connected with the negative pole B1-of described the first battery core interface;
The second pin is connected with the first end of described the first capacitor C 1, the 3rd pin and described the first electric capacityThe IC control chip IC1 that the second end of C1 is connected;
What control end was connected with the output of a described IC control chip IC1 be made up of switching tube firstON-OFF control circuit MOS1, described the first ON-OFF control circuit MOS1 is for controlling according to a described ICThe output signal control of coremaking sheet IC1 self break-make, preferred, described the first ON-OFF control circuit MOS1Can be made up of the power tube of two series connection, each power tube comprises a metal-oxide-semiconductor and a reverse parallel connectionDiode;
One end is connected with the first pin of a described IC control chip IC1, and the other end and described first is openedClose the second connected resistance R 2 of input of control circuit MOS1;
One end is connected with the output of described the first ON-OFF control circuit MOS1, the other end and described firstThe 3rd resistance R 3 that the second end of capacitor C 1 is connected;
Three capacitor C 3 in parallel with described the 3rd resistance R 3;
One end is connected with the input of described the first ON-OFF control circuit MOS1, the other end and described firstThe second capacitor C 2 that the first end of resistance R 1 is connected;
The P+ contact being connected with the first end of described the first resistance R 1;
The P-contact being connected with the input of described the first ON-OFF control circuit MOS1;
The ID resistance R id that first end is connected with the input of described the first ON-OFF control circuit MOS1 andTH resistance R th;
The ID contact being connected with the second end of described ID resistance R id;
The TH contact being connected with the second end of described TH resistance R th.
In such scheme, a described IC control chip IC1 is by detecting 1 liang of described the first capacitor CThe voltage of end, according to the first ON-OFF control circuit described in the magnitude of voltage control at described the first capacitor C 1 two endsThe break-make of MOS1, when the magnitude of voltage at described the first capacitor C 1 two ends is less than when setting value, controls described theOne ON-OFF control circuit MOS1 conducting, now P-contact, described contact and described the first battery core interface is negativeBetween utmost point B1-, connect, can charge to described battery core 710, otherwise, described the first switch control controlledCircuit MOS1 cut-off, now cannot charge to battery core by B1+ and B1-.
Be understandable that, in the disclosed technical scheme of the above embodiments of the present application, in order to prevent adoptingWhen battery charging by the first battery core holding circuit, the electric current in described the first battery core holding circuit is excessive,Referring to Fig. 4, described the first battery core holding circuit can also comprise: the first protective tube Fuse1, described firstProtective tube Fuse1 is arranged at the first end of described the first resistance R 1 and the first battery core of described battery core 710 connectsBetween the anodal B1+ of mouth. Certainly, referring to Fig. 4, except described the first protective tube Fuse1 is set,All right between the anodal B1+ of the first battery core interface of the first end of described the first resistance R 1 and described battery coreBe provided with thermistor PTC.
Described the second battery core baffle 730 is built-in with the second battery core holding circuit, protects with described the first battery coreCircuit design in backplate 720 is similar, and described the second battery core holding circuit comprises:
The 4th resistance R 4 that first end is connected with the anodal B2+ of the second battery core interface of described battery core 710;
The 4th capacitor C 4 that first end is connected with the second end of described the 4th resistance R 4, described the 4th electric capacityThe second end of C4 is connected with the negative pole B2-of described the second battery core interface;
The second pin is connected with the first end of described the 4th capacitor C 4, the 3rd pin and described the 4th electric capacityThe 2nd IC control chip IC2 that the second end of C4 is connected;
What control end was connected with the output of described the 2nd IC control chip IC2 be made up of switching tube secondON-OFF control circuit MOS2;
One end is connected with the first pin of described the 2nd IC control chip IC2, and the other end and described second is openedClose the 5th connected resistance R 5 of input of control circuit MOS2;
One end is connected with the output of described second switch control circuit MOS2, the other end and the described the 4thThe 6th resistance R 6 that the second end of capacitor C 4 is connected;
Six capacitor C 6 in parallel with described the 6th resistance R 6;
One end is connected with the input of described second switch control circuit MOS2, the other end and the described the 4thThe 5th capacitor C 5 that the first end of resistance R 4 is connected;
The P+ contact being connected with the first end of described the 4th resistance R 4;
The P-contact being connected with the input of described second switch control circuit MOS2.
In such scheme, described the 2nd IC control chip IC2 is by detecting 4 liang of described the 4th capacitor CThe voltage of end, according to second switch control circuit described in the magnitude of voltage control at described the 4th capacitor C 4 two endsThe break-make of MOS2, when the magnitude of voltage at described the 4th capacitor C 4 two ends is less than when setting value, controls described theTwo ON-OFF control circuit MOS2 conductings, now P-contact, described contact and described the second battery core interface is negativeBetween utmost point B2-, connect, can charge to described battery core 710, otherwise, described second switch control controlledCircuit MOS2 cut-off, now cannot charge to battery core 710 by B2+ and B2-.
Similar with the set-up mode of described the first battery core holding circuit, above-mentioned the second battery core protection electricity of the applicationIn road, can also comprise: the second protective tube Fuse2, described the second protective tube Fuse2 is arranged at the described the 4thBetween the anodal B2+ of the second battery core interface of the first end of resistance R 1 and described battery core 710.
In this description, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stressesBe and the difference of other embodiment, between each embodiment identical similar part mutually referring to.For the disclosed device of embodiment, because it corresponds to the method disclosed in Example, so describeFairly simple, relevant part illustrates referring to method part.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field can be realized or useThe present invention. To be aobvious and easy for those skilled in the art to the multiple amendment of these embodimentSee, General Principle as defined herein can be in the situation that not departing from the spirit or scope of the present invention,Realize in other embodiments. Therefore, the present invention will can not be restricted to these embodiment shown in this article,But to meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a handheld terminal, is characterized in that, comprising:
Be arranged at the first connector and the second connector in handheld terminal battery case;
One end of described the first connector is connected with handheld terminal mainboard, and successively by flex circuit application andHandheld terminal platelet is connected to the charging inlet of described handheld terminal, the other end of described the first connector withThe rechargeable battery of described handheld terminal is connected;
One end of described the second connector is connected to the charging of described handheld terminal by handheld terminal plateletMouthful, the other end of described the second connector is connected with the rechargeable battery of described handheld terminal.
2. handheld terminal according to claim 1, is characterized in that, the charging of described handheld terminalBattery comprises: battery core, the first battery core baffle and the second battery core baffle;
The position of described the first battery core baffle is corresponding with described the first connector, and described the second battery core is protectedThe position of backplate is corresponding with described the second connector;
Described battery core has the first battery core interface corresponding with described the first battery core baffle, and with describedThe second battery core interface that the second battery core baffle is corresponding.
3. handheld terminal according to claim 2, is characterized in that, described the first battery core baffleThere are 4 connecting terminals, be respectively: P-contact, P+ contact, IC contact and TH contact, describedOne battery core baffle is connected with described first with TH contact by described P-contact, P+ contact, IC contactDevice is connected.
4. handheld terminal according to claim 2, is characterized in that, also comprises: described the second electricityCore baffle has 2 connecting terminals, is respectively: P-contact and P+ contact, described the second battery core protectionPlate is connected with described the second connector with P+ contact by P-contact.
5. handheld terminal according to claim 3, is characterized in that, described the first battery core baffleBe built-in with the first battery core holding circuit, described the first battery core holding circuit comprises:
The first resistance that first end is connected with the positive pole of the first battery core interface of described battery core;
The first electric capacity that first end is connected with the second end of described the first resistance, second of described the first electric capacityEnd is connected with the negative pole of described the first battery core interface;
The second pin is connected with the first end of described the first electric capacity, of the 3rd pin and described the first electric capacityThe IC control chip that two ends are connected;
The first switch being formed by switching tube that control end is connected with the output of a described IC control chipControl circuit;
One end is connected with the first pin of a described IC control chip, the other end and described the first switch controlThe second resistance that the input of circuit processed is connected;
One end is connected with the output of described the first ON-OFF control circuit, the other end and described the first electric capacityThe 3rd resistance that the second end is connected;
Three electric capacity in parallel with described the 3rd resistance;
One end is connected with the input of described the first ON-OFF control circuit, the other end and described the first resistanceThe second electric capacity that first end is connected;
The P+ contact being connected with the first end of described the first resistance;
The P-contact being connected with the input of described the first ON-OFF control circuit;
The ID resistance that first end is connected with the input of described the first ON-OFF control circuit and TH resistance;
The ID contact being connected with the second end of described ID resistance;
The TH contact being connected with the second end of described TH resistance.
6. handheld terminal according to claim 5, is characterized in that, described the first battery core protection electricityRoad, also comprises: the first protective tube, the first end that described the first protective tube is arranged at described the first resistance withBetween the positive pole of the first battery core interface of described battery core.
7. handheld terminal according to claim 5, is characterized in that, described the first battery core protection electricityRoad, also comprises: thermistor, the first end that described thermistor is arranged at described the first resistance with described inBetween the positive pole of the first battery core interface of battery core.
8. handheld terminal according to claim 3, is characterized in that, described the second battery core baffleBe built-in with the second battery core holding circuit, described the second battery core holding circuit comprises:
The 4th resistance that first end is connected with the positive pole of the second battery core interface of described battery core;
The 4th electric capacity that first end is connected with the second end of described the 4th resistance, second of described the 4th electric capacityEnd is connected with the negative pole of described the second battery core interface;
The second pin is connected with the first end of described the 4th electric capacity, of the 3rd pin and described the 4th electric capacityThe 2nd IC control chip that two ends are connected;
The second switch being formed by switching tube that control end is connected with the output of described the 2nd IC control chipControl circuit;
One end is connected with the first pin of described the 2nd IC control chip, the other end and described second switch controlThe 5th resistance that the input of circuit processed is connected;
One end is connected with the output of described second switch control circuit, the other end and described the 4th electric capacityThe 6th resistance that the second end is connected;
Six electric capacity in parallel with described the 6th resistance;
One end is connected with the input of described second switch control circuit, the other end and described the 4th resistanceThe 5th electric capacity that first end is connected;
The P+ contact being connected with the first end of described the 4th resistance;
The P-contact being connected with the input of described second switch control circuit.
9. handheld terminal according to claim 8, is characterized in that, described the first battery core protection electricityRoad, also comprises: the second protective tube, the first end that described the second protective tube is arranged at described the 4th resistance withBetween the positive pole of the second battery core interface of described battery core.
10. according to the disclosed handheld terminal of claim 1-9 any one, it is characterized in that, described hand-heldTerminal is mobile phone, palm PC or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115766.3A CN105656141B (en) | 2016-02-29 | 2016-02-29 | A kind of handheld terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115766.3A CN105656141B (en) | 2016-02-29 | 2016-02-29 | A kind of handheld terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105656141A true CN105656141A (en) | 2016-06-08 |
| CN105656141B CN105656141B (en) | 2018-09-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610115766.3A Active CN105656141B (en) | 2016-02-29 | 2016-02-29 | A kind of handheld terminal |
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