CN1780162A - Mobile communication terminal with anomalous electric current checking function and method thereof - Google Patents
Mobile communication terminal with anomalous electric current checking function and method thereof Download PDFInfo
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- 230000001681 protective effect Effects 0.000 claims description 25
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
Abstract
The invention relates to a mobile communication terminal with anomalous electric current checking function and method thereof, which can tell user after checking anomalous electric current and diagnosing the anomalous part according to current work mode of the mobile communication terminal in the mobile communication terminal state, thus, the invention has better effect for mobile communication terminal management. For realizing the said object, the mobile communication terminal with anomalous electric current checking function and method thereof are characterized in that: function portion for executing function for mobile communication with external; current checking portion for checking the current which is supplied by power source and to the function portion; controller for controlling the said function portion and judging weather the current checked by the current checking portion is anomalous and setting anomalous electric current mode and checking the reason about the anomalous electric current.
Description
Technical field
The present invention relates to mobile communication terminal, particularly, according to mobile communication terminal state-detection abnormal current, after the diagnosing abnormal part, the mobile communication terminal that possesses the abnormal current measuring ability and the abnormality diagnostic method thereof of telling the user.
Background technology
General mobile communication terminal uses battery (Battery), necessary power is provided for the execution of mobile communication.Such battery has fabulous mobility, therefore is widely used now.But be to use of the existence of the mobile communication terminal of this battery because of hardware (Hardware) property problem, battery provides normal current above too much electric current, thereby might cause that circuit damages, this battery provides under the too much situation of electric current to mobile communication terminal, and the circuit that mobile communication terminal can occur circuit such as burns out and damages.
Therefore, existing mobile communication terminal possesses the abnormal current that cuts off battery, i.e. the protective circuit of the supply of the above too much electric current of normal current, thus the circuit that prevents the mobile communication terminal that caused by abnormal current damages.Possess this protective circuit existing mobile communication terminal structure as described in Figure 1.
Fig. 1 is the existing mobile communication terminal structure that possesses protective circuit.As shown in the figure, the existing mobile communication terminal that possesses protective circuit comprises control part 100, function portion 110 and protective circuit portion 120.
The source current (abnormal current) that surpasses set value that is provided by battery is provided protective circuit 120, for example, the electric current that provides under the situation more than the 2A (ampere), thus the circuit of protection mobile communication terminal damages.
The method that prevents abnormal current in this existing mobile communication terminal as described in Figure 2.
Fig. 2 illustrates the existing method that prevents abnormal current.As shown in the figure; the existing method that prevents abnormal current; when power supply (step S200) is provided by battery, judge in protective circuit portion whether the electric current that is provided is abnormal current, judges promptly whether the electric current of the power supply that is provided by battery is abnormal current (step S201).At the abnormal current of this indication is electric current more than the set value, and when for example being standard with 2A, the electric current that surpasses 2A is judged as abnormal current.
According to the judged result of step S201, when abnormal current is provided, cut off the power supply (step S202) that provides by battery.Have in this method of cutting off the electricity supply, for example, unlatching (Open) is set in the switch from the path of battery reception power supply.
The abnormal current that provides by battery is provided in this way, avoids the mobile communication terminal circuit to damage.
This abnormal current cutting-off method can effectively cut off the above electric current of set value, and for example the above electric current of 2A still exists the drawback that can't manage the following electric current of 2A.If promptly protective circuit portion is set to and cuts off the above electric current of 2A, is that electric current or the electric current of 1A of 1.9A all can be by same passing through in this case.Thereby, can't cut off or detect the following abnormal current of 2A.For example, mobile communication terminal needs a spot of power supply, promptly relatively little electric current with the situation of the state collection of letters standby of closing (Off) with respect to the situation in the conversation at existing display part.For example, only need under the situation of 0.5A electric current,, will unnecessarily waste the electric current of 1.0A like this if battery provides the electric current of 1.5A.This is not the abnormal current that protective circuit can detect, and therefore can't protected circuit part cut off.
Also have, in the case, only judge abnormal current and cut off abnormal current according to the size of current that is connected to mobile communication terminal integral body.Promptly can judge the size of the received current of mobile communication integral body, but both certain portions at mobile communication terminal, for example, portion posts a letter, receiving part or display part breaks down, thereby occur under the situation of abnormal current, can't specifically judge mobile communication terminal which abnormal current has partly appearred.
Summary of the invention
In order to address the above problem, the objective of the invention is to: each the state-detection abnormal current according to mobile communication terminal is provided, makes the user can confirm the generation whether mobile communication terminal that possesses the abnormal current measuring ability and the abnormality diagnostic method thereof of abnormal current.
In addition, the present invention also aims to utilize the mobile communication terminal each several part to detect abnormal current, thereby can make the user confirm abnormal current.
In order to achieve the above object, the mobile communication terminal that possesses the abnormal current measuring ability of the present invention comprises: function portion, carry out in order to carry out the function of mobile communication with the outside; Current detecting part detects from the power supply portion of providing and receives electric current the above-mentioned functions portion; Control part, the function of control above-mentioned functions portion judges whether the electric current that above-mentioned current detecting part detects is abnormal current, and sets the abnormal current pattern and detect the reason of above-mentioned abnormal current.
Above-mentioned current detecting part comprises current detecting resistance.
Above-mentioned current detecting possesses the resistance value below 0.01 Ω more than 0.001 Ω with resistance.
Above-mentioned current detecting is connected with above-mentioned functions portion with above-mentioned control part jointly with an end of resistance, and the other end and above-mentioned control part are connected jointly with the above-mentioned power supply portion of providing.
Above-mentioned current detecting provides the protective circuit that includes the cut-out overcurrent between the portion with the other end and the above-mentioned power supply of resistance.
Above-mentioned control part utilizes the resistance value of the voltage difference of above-mentioned current detecting part both end voltage and above-mentioned current detecting part to measure the electric current of above-mentioned current detecting part.
The electric current of the above-mentioned current detecting part of above-mentioned control part comparative measurements and predefined abnormal current criterion, thus abnormal current detected.
Above-mentioned abnormal current criterion is according to determining according to the operating state of the above-mentioned functions portion electric current by above-mentioned current detecting part.
Above-mentioned control part is detecting under the abnormal current situation, and according to predefined abnormal work criterion, which part of retrieving above-mentioned abnormal current and being above-mentioned functions portion is caused.
Difference between currents by above-mentioned current detecting part when the electric current by above-mentioned current detecting part when the criterion of above-mentioned abnormal work drives according to above-mentioned functions portion is whole and the part of above-mentioned functions portion drive determines.
In addition, in order to reach above-mentioned purpose, utilization of the present invention possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, comprising: the current detecting step, and control part detects the electric current that is sent to function portion by current detecting part; Abnormal current determining step, control part judge according to predefined abnormal current criterion whether the electric current that detects in the above-mentioned detection step is abnormal current; Abnormal current reason searching step according to above-mentioned judged result, when the electric current that detects is abnormal current, according to the control of control part, is found out the abnormal current reason is taken place.
Comprise the abnormal current detection step display that the detection of abnormal current is presented at display part between above-mentioned abnormal current determining step and the abnormal current reason searching step.
After the above-mentioned abnormal current reason searching step, comprise the abnormal current reason step display that the abnormal current reason of retrieval is presented at display part according to the control of control part.
Above-mentioned abnormal current determining step is made up of following step again: the mode of operation determining step, judge the mobile communication terminal mode of operation; The current detecting step detects the electric current that the pattern judged in the above-mentioned mode of operation determining step receives by current detecting part; The abnormal current standard is determining step relatively, relatively electric current that from above-mentioned current detecting step, detects and predefined abnormal current criterion, and judge whether the electric current that detects is abnormal current from above-mentioned current detecting step.
Above-mentioned abnormal current reason searching step is made up of following step again: overall current detection step, drive above-mentioned functions portion integral body, and detect the electric current that passes through above-mentioned current detecting part when driving above-mentioned functions portion integral body; Part is cut off the current detecting step, and single cut-out is included in the various piece of above-mentioned functions portion and detects the electric current that passes through above-mentioned current detecting part; Abnormal work is determining step relatively, and more above-mentioned part is cut off electric current and the predefined abnormal work criterion that detects in the current detecting step and judged whether the electric current that detects in the above-mentioned part cut-out current detecting step is abnormal current; Abnormal work reason deciding step, the part decision of cut above-mentioned functions portion is the abnormal work reason when detected the abnormal current of judging in above-mentioned abnormal work comparison determining step.
Beneficial effect of the present invention is, confirms abnormal current and notifies the user according to the state and the various piece of mobile communication terminal, thus more effective management of mobile telecommunication terminal.
Description of drawings
Fig. 1 is the existing mobile communication terminal structure chart that possesses existing protective circuit;
Fig. 2 is the existing key diagram that prevents the abnormal current method;
Fig. 3 is the structure chart that possesses the mobile communication terminal that detects the abnormal current function of the present invention;
Fig. 4 is an exemplary plot of judging the abnormal current standard according to the state of mobile communication terminal of the present invention;
Fig. 5 a to Fig. 5 b is the exemplary plot of judgement mobile communication terminal each several part abnormal work standard of the present invention;
Fig. 6 possesses the flow chart of the mobile communication terminal diagnosing abnormal that detects the abnormal current function for utilization of the present invention;
Fig. 7 is the key diagram of the S601 step example of Fig. 6;
Fig. 8 is the key diagram of the S604 step example of Fig. 6.
The symbol of accompanying drawing major part:
300: control part 310: function portion
311: portion 312 posts a letter: duplexer
313: receiving part 314: voice output portion
315: display part 316: memory section
317: order input part 318: phonetic entry portion
320: protective circuit portion 330: current detecting part
Embodiment
Below in conjunction with accompanying drawing its abnormality diagnostic method of mobile communication terminal that possesses the abnormal current measuring ability of the present invention is described in detail.
Fig. 3 is the structure chart that possesses the mobile communication terminal that detects the abnormal current function of the present invention; as shown in the figure; the mobile communication terminal that possesses detection abnormal current function of the present invention comprises: control part 300, function portion 310, protective circuit portion 320 and current detecting part 330.Mobile communication terminal with this structure provides portion from promptly fixed power supply, for example: from battery (Battery) received power and carry out work.
At this, function portion 310 comprises: the portion 311 that posts a letter, duplexer 312, receiving part 313, voice output portion 314, display part 315, memory section 316, order input part 317 and phonetic entry portion 318.
The portion 311 that posts a letter sends voice, image or data-signal by antenna to the outside.
Receiving part 313 receives voice, image or data-signal by antenna from the outside.
Current detecting part 330 is connected between above-mentioned the protective circuit portion 320 and function portion 310, comprises the current detecting resistance that possesses set resistance value.One end of current detecting part 330 is that battery and control part 300 are connected jointly with the power supply portion of providing, and the other end is connected jointly with function portion 110 and control part 300.At this moment, preferably include the protective circuit 320 of cutting off overcurrent between an end of current detecting part 330 and the battery.At this, current detecting has resistance value below 0.01 Ω, the preferably resistance value between 0.001 Ω and 0.01 Ω with resistance.Above-mentioned current detecting is to descend in order to reduce according to the voltage of current detecting with resistance with the reason that resistance possesses the relatively little resistance value below 0.01 Ω.For example: mobile communication terminal uses the electric current of 1A, when current detecting resistance is 0.01 Ω, drops to 0.01V according to current detecting with the voltage of resistance, therefore, can not bring negative effect to the work of mobile communication terminal.
Mobile communication terminal with above-mentioned formation receives voice from the outside, the situation of image or data-signal is as follows: receiving part 313 is according to the control of control part 300, receive voice through duplexer 312 and by antenna from the outside, when image or data-signal, the voice signal that receives is exported by voice output portion 314 according to the control of control part 300, the user can be listened to, and signal of video signal, literal etc. are presented in the display part 315 according to the control of control part 300.And, the data-signal of set application program etc. according to the control store of control part 300 in memory section 316.In contrast, send set voice, the situation of image or data-signal is as follows: when the user utilizes the set literal of order input part 317 inputs or utilizes phonetic entry portion 318 to import set voice, post a letter portion 311 according to the control of control part 300, and transmit to the outside by the literal or the voice of sky bundle of lines user input.
And the mobile communication terminal with above-mentioned formation receives set electric current from battery, and during as the electric current more than the 2A, the electric current that cuts off battery according to protective circuit portion 320 provides, thereby prevents the damage of circuit.
And when having the mobile communication terminal connection battery of above-mentioned formation, the power supply of battery offers function portion 310 and control part 300 through protective circuit portion 320.When control part 300 is MSM, preferably follow ADC (the Analog to Digital Converter) port of control part 300 to be connected through the power supply of protective circuit portion 320.As mentioned above, when utilizing the ADC port to connect power supply, can confirm the power source voltage size that control part 300 receives.At this, send to the current detecting part 330 of power supply through constituting with resistance of function portion 310 from protective circuit portion 320 by the current detecting that possesses set resistance value.And, between protective circuit portion 320 and the current detecting part 330, be connected with control part 300 separately between current detecting part 330 and the function portion 310.Promptly; offering control part 300 through the battery supply of protective circuit portion 320 with through the battery supply of protective circuit portion 320, current detecting part 330; control part 300 detects voltage (V1) between protective circuit portions 320 and the current detecting part 330 and the voltage (V2) between current detecting part 330 and the function portion 310 according to the above description; and utilize the difference of voltage V1 and V2 and the resistance value of predefined current detecting part 330, the size of the electric current that counting cell provides.The state that utilizes above-mentioned size of current now to locate according to mobile communication terminal judges whether to have taken place abnormal current, and according to judged result mobile communication terminal is set at the abnormal current pattern.
Thisly be predefined and be stored in the memory section 316 for the abnormal current criterion of setting the abnormal current pattern.At this, in conjunction with Fig. 4 one embodiment of the abnormal current criterion of mobile communication terminal is described, the data among Fig. 4 are not limited to the data among the embodiment.
For example, be in holding state at mobile communication terminal, the background light (BackLight) of display part 315 is for closing in (Off) state simultaneously, when connecting power supply, control part 300 utilizes the voltage at current detecting part 330 two ends, be the size that the source current that provides from battery is provided for the resistance value of V1 and V2 voltage difference and current detecting part 330, when the size of current that calculates is 200mA when above, control part 300 is judged as this electric current abnormal current and mobile communication terminal is set at the abnormal current pattern.
Be in holding state at mobile communication terminal, background light is in the opening simultaneously, when the electric current more than the 300mA is provided, is set at the abnormal current pattern; Be in talking state at mobile communication terminal, background light is in the closed condition simultaneously, when the electric current more than the 400mA is provided, is set at the abnormal current pattern; Be in talking state at mobile communication terminal, background light is in the opening simultaneously, when the electric current more than the 500mA is provided, be set at the abnormal current pattern, in utilizing set game application, when the electric current more than the 600mA is provided, be set at the abnormal current pattern.
As mentioned above, under the state of the abnormal current criterion that is prepared in advance various, the electric current that provides is provided and is judged whether to be abnormal current.
And mobile communication terminal is set at after the abnormal current pattern, confirm and the each several part of diagnosis mobile communication terminal, thereby judge mobile communication terminal which abnormal current has partly taken place.Utilize said method to search the timesharing of abnormal current generating unit, each several part preestablishes the abnormal work criterion and confirms various piece, thereby searches abnormal current generation part.Below in conjunction with Fig. 5 a and Fig. 5 b the abnormal work standard of each several part is described, the data among Fig. 5 a and Fig. 5 b are not limited to the data among the embodiment.
For example, when whole functional portion 310 is in unlatching (ON) state, the electric current that detects according to current detecting part 330 is made as Ia, when the portion that posts a letter 311 in the whole functional portion 310 is in closed condition, promptly cut off under the current status through the portion 311 that posts a letter, the electric current that detects according to current detecting part 330 is made as Ib.At this, Ia and Ib's is poor, and promptly the value of Ia-Ib is in 500mA when above, is judged as the portion of posting a letter 311 and occurs unusual and abnormal current has taken place, and promptly is judged as the portion of posting a letter 311 abnormal works take place.
Similarly, when the receiving part in the whole functional portion 310 313 is in closed condition, promptly cut off through under the current status of receiving part 313, the electric current that detects according to current detecting part 330 is made as Ic, when the value of Ia-Ic is in 100mA when above, be judged as receiving part 313 and occur unusual and abnormal current has taken place, detect display part 315, the abnormal conditions of other parts of voice output portion 314 grades with identical method.
Detected after the having or not of abnormal current, show the message that contains the content that detects abnormal current in the display part 315 according to being controlled at of control part 300, make the user can confirm having or not of abnormal current, and the detection that shows abnormal current part that the each several part abnormal current takes place after confirming or abnormal current in display part 315 whether, and the user can be confirmed.
Utilize method that mobile communication terminal detects abnormal current as shown in Figure 6.
Fig. 6 is for the accompanying drawing of the abnormality diagnostic method that utilizes the mobile communication terminal that possesses the abnormal current measuring ability of the present invention is described, as shown in the figure, abnormality diagnostic method of the present invention, at first, receive power supply (step S600) afterwards from battery, control part detects the voltage at current detecting part two ends, i.e. V1 and V2 and the electric current that flows through current detecting part, the i.e. electric current that provides from battery.
At this, the method that the electric current of current detecting part is flow through in affirmation is: the difference of V1 and V2 is removed in the resistance value of current detecting part as mentioned above, and the predefined abnormal current criterion of electric current of Jian Ceing and control part compares and judges whether the electric current of detection is abnormal current (step S601) afterwards.
Be described in detail in the method for judging abnormal current in the S601 step below in conjunction with Fig. 7.
The method of above-mentioned judgement abnormal current comprises: the mode of operation determining step S70 that judges the mobile communication terminal mode of operation; Detect the current detecting step S71 of the electric current that flows through current detecting part under the pattern of in the mode of operation determining step, judging; After the electric current and predefined abnormal current criterion that detects in the comparison current detecting step, judge whether the electric current that detects in the current detecting step is the abnormal current standard comparison determining step S72 of abnormal current.
At this, mode of operation determining step S70 judges the mode of operation that mobile communication terminal is now located.The electric current that the pattern of now locating according to mobile communication terminal according to its detection provides for example judges whether mobile communication terminal is in holding state, judges simultaneously whether the background light of display part is in closed condition (step S700).
Judged result in the S700 step is not that mobile communication terminal is in holding state, when the background light of display part is in closed condition simultaneously, judge whether mobile communication terminal is in holding state, judge simultaneously whether the background light of display part is in opening (step S703).
Judged result in the S703 step is not that mobile communication terminal is in holding state, when the background light of display part is in opening simultaneously, judge whether mobile communication terminal is in talking state, judge simultaneously whether the background light of display part is in closed condition (step S706).
Judged result in the S706 step is not that mobile communication terminal is in talking state, when the background light of display part is in closed condition simultaneously, judge whether mobile communication terminal is in talking state, judge simultaneously whether the background light of display part is in opening (step S709).
As mentioned above, in mode of operation determining step S70, judge the mode of operation that mobile communication terminal is now located.
In the S70 step, judge after the mode of operation of mobile communication terminal, detect under each mode of operation electric current (step S71) by current detecting part.
Above-mentioned current detecting step S71 comprises: S701 step, S704 step, S707 step and S710 step.For example, the judged result in the S700 step, mobile communication terminal is in holding state, and when the background light of display part was in closed condition simultaneously, control part detected the electric current (step S701) by current detecting part.
Judged result in the S703 step, mobile communication terminal is in holding state, and when the background light of display part was in opening simultaneously, control part detected the electric current (step S704) by current detecting part.
Judged result in the S706 step, mobile communication terminal is in talking state, and when the background light of display part was in closed condition simultaneously, control part detected the electric current (step S707) by current detecting part.
Judged result in the S709 step, mobile communication terminal is in talking state, and when the background light of display part was in opening simultaneously, control part detected the electric current (step S710) by current detecting part.
As mentioned above, in current detecting step S71, detect under each mode of operation of mobile communication terminal electric current by current detecting part.
Compare among the determining step S72 in the abnormal current standard, control part judges whether the electric current that detects among the current detecting step S71 is abnormal current, control part relatively detects after the electric current and predefined abnormal current criterion that detects in the step, judges whether the electric current that detects in the current detecting step is abnormal current.
Above-mentioned S72 step judges whether the electric current that detects in S701 step, S704 step, S707 step, the S710 step is abnormal current.For example, judge whether the electric current that detects in the S701 step in shown in Figure 4 has surpassed 200mA (step S702).
Judged result in the S702 step when the electric current that detects in the S701 step surpasses 200mA, carries out mobile communication terminal is set at the S602 step of abnormal current pattern.
And, judge whether the electric current that detects in the S704 step has surpassed 300mA (step S705), when detecting electric current, carry out mobile communication terminal is set at the S602 step of abnormal current pattern above 300mA.
And, judge whether the electric current that detects in the S707 step has surpassed 400mA (step S708), when detecting electric current, carry out mobile communication terminal is set at the S602 step of abnormal current pattern above 400mA.
And, judge whether the electric current that detects in the S710 step has surpassed 500mA (step S711), when detecting electric current, carry out mobile communication terminal is set at the S602 step of abnormal current pattern above 500mA.
In Fig. 7, only 4 kinds of situations are illustrated, but also can detect the electric current that passes through current detecting part that the power consumable part is arranged in whole parts that mobile communication terminal comprises.And, judge according to each state of mobile communication terminal and can change the standard of abnormal current according to the power consumption of parts.For example, judge among Fig. 7 whether the electric current that detects in the S710 step has surpassed 500mA, when detecting electric current above 500mA, carry out mobile communication terminal is set at the S602 step of abnormal current pattern, but it is different therewith, can judge also whether the electric current that detects in the S710 step has surpassed 700mA, when detecting electric current, carry out mobile communication terminal is set at the S602 step of abnormal current pattern above 700mA.
Judged result in the above-mentioned S601 step when detecting electric current and being abnormal current, is set at abnormal current pattern (step S602) to mobile communication terminal according to the control of control part.
After the S602 step, the fact that detects abnormal current is presented at (step S603) in the display part according to the control of control part.
After the S603 step, check mobile communication terminal which abnormal current has partly taken place, promptly check the reason (step S604) that abnormal current takes place.
Describe which that check mobile communication terminals in detail below in conjunction with accompanying drawing 8 method of abnormal current partly takes place.
The S604 step is an abnormal current reason searching step, the whole drive current that passes through current detecting part when promptly at first driving whole functional portion and detecting driving whole functional portion, single then cut-out is included in the various piece in the function portion, detect by the part of current detecting part and cut off electric current, and the whole drive current that relatively detects and part cut off difference between currents and predefined abnormal work criterion, thereby whether judgment part cut-out electric current is abnormal current.Therefore, according to the test point of the part cut-out electric current that is judged as abnormal current, the occurrence cause of diagnosing abnormal electric current.
For example, after the S603 step, the various piece of open function portion, promptly drive the various piece (step S800) of function portion, under the state of the various piece that drives function portion, control part detects the electric current (step S801) by current detecting part, and the electric current of confirming at this control part is arbitrarily designated as Ia.
Confirm the single various piece that is included in the function portion of closing after the electric current that passes through current detecting part under the state that drives whole functional portion in the S801 step, promptly single cut-out is provided to the electric current of various piece and the detection electric current by current detecting part.For example, cut off the portion that posts a letter (step S802) in the function portion, under the cut state of the portion of posting a letter, detect electric current (step S803) by current detecting part.Electric current by current detecting part under this cut state of portion that posts a letter is arbitrarily designated as Ib.
Calculate the poor of the Ia be determined and Ib by said process, and whether the difference of judging Ia and Ib has surpassed abnormal current criterion (step S804), promptly shown in Fig. 5 a and Fig. 5 b, when poor (Ia-Ib) of Ia and Ib surpassed 500mA, control part was judged the unusual abnormal current (step S805) that taken place according to the portion that posts a letter.
Judged result in the S804 step in addition, poor (Ia-Ib) of Ia and Ib do not have the fixed abnormal current criterion of surpassing, and promptly during 500mA, cuts off receiving part and carries out the S806 step.
Method is similarly cut off receiving part in the S806 step, detect the electric current (Ic) (step S807) by current detecting part under the state that cuts off receiving part.
The electric current I c's that calculates electric current I a and detect in the S807 step is poor, and judges whether the difference of Ia and Ic has surpassed abnormal current criterion (step S808), promptly shown in Fig. 5 a and Fig. 5 b, judges whether poor (Ia-Ic) of Ia and Ic has surpassed 100mA.
Judged result in the S808 step, the difference of Ia and Ic has surpassed the abnormal current criterion, and when promptly (Ia-Ic) surpassed 100mA, control part was judged the unusual abnormal current (step S809) that taken place according to receiving part.
Judged result in the S808 step in addition, poor (Ia-Ic) of Ia and Ic surpasses the abnormal current criterion, promptly during 100mA, carries out the S810 step.
Afterwards, in the S810 step, close the background light of LCD display part, closing under the state of background light, detect electric current (Id) (step S811) by current detecting part.
The electric current I d's that confirms in calculating electric current I a and the S811 step is poor, and judges whether the difference of electric current I a and Id has surpassed abnormal current criterion (step S812), promptly shown in Fig. 5 a and Fig. 5 b, judges whether (Ia-Ic) has surpassed 150mA.
Judged result in the S812 step, the difference of Ia and Id has surpassed the abnormal current criterion, and when promptly (Ia-Id) surpassed 150mA, control part was judged the unusual abnormal current (step S813) that taken place according to display part.
Judged result in the S812 step in addition, poor (Ia-Id) of Ia and Id surpasses the abnormal current criterion, promptly during 150mA, carries out the S814 step.
Afterwards, in the S814 step, cut off voice output portion, under the state that cuts off voice output portion, detect electric current (Ie) (step S815) by current detecting part.
The electric current I e's that confirms in calculating electric current I a and the S815 step is poor, and judges whether the difference of electric current I a and Ie has surpassed abnormal current criterion (step S816), promptly shown in Fig. 5 a and Fig. 5 b, judges whether (Ia-Ie) has surpassed 100mA.
Judged result in the S816 step, the difference of Ia and Ie has surpassed the abnormal current criterion, and when promptly (Ia-Ie) surpassed 100mA, control part was judged the unusual abnormal current (step S813) that taken place according to voice output portion.
Judged result in the S816 step in addition, poor (Ia-Ie) of Ia and Ie surpasses the abnormal current criterion, promptly during 100mA, carries out the S605 step.
In the S605 step, the content that detects in the step before in display part, showing, thus the user can be confirmed.Be to show in the display part according to which of mobile communication terminal abnormal current has partly taken place.
According to said method, the user confirms the abnormal conditions that take place in the mobile communication terminal easily, and confirm mobile communication terminal easily which partly taken place unusually, thereby made things convenient for the later repairing and the management of mobile communication terminal.
As mentioned above, be understood that those skilled in the art in the invention under the situation that does not change technological thought of the present invention and essential feature, can realize other concrete form.
Aforesaid the present invention has following effect: state and various piece according to mobile communication terminal are confirmed abnormal current and are notified the user, thus more effective management of mobile telecommunication terminal.
Therefore; above-described embodiment just illustrates of the present invention; rather than limit of the present invention; scope of the present invention is not limited to above-mentioned detailed explanation; and the scope that claims are asked for protection is as the criterion, and all changes of drawing in accessory rights claim scope and the equivalent concepts or the change form all belong in the scope of the present invention.
Claims (15)
1. mobile communication terminal that possesses the abnormal current measuring ability is characterized in that comprising:
Function portion carries out in order to carry out the function of mobile communication with the outside;
Current detecting part detects from the power supply portion of providing and receives electric current the described function portion;
Control part is controlled the function of described function portion, judges whether the electric current that described current detecting part detects is abnormal current, and sets the abnormal current pattern and detect the reason of described abnormal current.
2. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 1 is characterized in that: described current detecting part comprises current detecting resistance.
3. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 2 is characterized in that: described current detecting possesses the resistance value below 0.01 Ω more than 0.001 Ω with resistance.
4. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 2, it is characterized in that: described current detecting is connected with described function portion jointly with an end of resistance and described control part, and the other end and described control part are connected jointly with the described power supply portion of providing.
5. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 4 is characterized in that: described current detecting provides the protective circuit that includes the cut-out overcurrent between the portion with the other end and the described power supply of resistance.
6. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 1 is characterized in that: described control part utilizes the resistance value of the voltage difference of described current detecting part both end voltage and described current detecting part to measure the electric current of described current detecting part.
7. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 6 is characterized in that: the electric current of the current detecting part of described control part comparative measurements and predefined abnormal current criterion, thus detect abnormal current.
8. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 6 is characterized in that: described abnormal current criterion is according to determining according to the operating state of the described function portion electric current by described current detecting part.
9. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 1, it is characterized in that: described control part is to detect under the abnormal current situation, according to predefined abnormal work criterion, which part of retrieving described abnormal current and being described function portion is caused.
10. the mobile communication terminal that possesses the abnormal current measuring ability according to claim 9 is characterized in that: the difference between currents by described current detecting part when the part of electric current by described current detecting part when the criterion of described abnormal work drives according to described function portion is whole and described function portion drives determines.
11. a utilization possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, it is characterized in that may further comprise the steps:
The current detecting step, control part detects the electric current that is sent to function portion by current detecting part;
Abnormal current determining step, control part judge according to predefined abnormal current criterion whether the electric current that detects in the described detection step is abnormal current;
Abnormal current reason searching step according to described judged result, when the electric current that detects is abnormal current, according to the control of control part, is found out the reason that abnormal current takes place.
12. utilization according to claim 11 possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, it is characterized in that: comprise the abnormal current detection step display that the detection of abnormal current is presented at display part between described abnormal current determining step and the abnormal current reason searching step.
13. utilization according to claim 11 possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, it is characterized in that: after the described abnormal current reason searching step, comprise the abnormal current reason step display that the abnormal current reason of retrieval is presented at display part according to the control of control part.
14. utilization according to claim 11 possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, it is characterized in that, described abnormal current determining step is made up of following step:
The mode of operation determining step is judged the mobile communication terminal mode of operation;
The current detecting step detects the electric current that the pattern judged in the described mode of operation determining step receives by current detecting part;
The abnormal current standard is determining step relatively, and relatively electric current that detects from described current detecting step and predefined abnormal current criterion judge also whether the electric current that detects is abnormal current from described current detecting step.
15. utilization according to claim 11 possesses the abnormality diagnostic method of the mobile communication terminal of abnormal current measuring ability, it is characterized in that, described abnormal current reason searching step is made up of following step:
Overall current detects step, drives described function portion integral body, detects to drive described function portion electric current by described current detecting part when whole;
Part is cut off the current detecting step, and single cut-out is included in the various piece of described function portion and detects electric current by described current detecting part;
Abnormal work is determining step relatively, and more described part is cut off electric current and the predefined abnormal work criterion that detects in the current detecting step and judged whether the electric current that detects in the described part cut-out current detecting step is abnormal current;
Abnormal work reason deciding step, the part decision of cut described function portion is the abnormal work reason when detected the abnormal current of judging in described abnormal work comparison determining step.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040096602A KR100692000B1 (en) | 2004-11-23 | 2004-11-23 | Mobile Communication Terminal for inspection of abnormal current and Diagnosis Method of abnormality using the same |
| KR1020040096602 | 2004-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1780162A true CN1780162A (en) | 2006-05-31 |
Family
ID=36770302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005101157294A Pending CN1780162A (en) | 2004-11-23 | 2005-11-04 | Mobile communication terminal with anomalous electric current checking function and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100692000B1 (en) |
| CN (1) | CN1780162A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101159941B (en) * | 2007-11-08 | 2010-12-08 | 中兴通讯股份有限公司 | Multimode terminal and method of eliminating return current influence of current |
| CN102590597A (en) * | 2011-11-29 | 2012-07-18 | 深圳市金立通信设备有限公司 | Circuit and method for detecting abnormal current of mobile phone |
| CN103326310A (en) * | 2012-03-20 | 2013-09-25 | 富泰华工业（深圳）有限公司 | Communication terminal and control method thereof |
| CN104698250A (en) * | 2013-12-06 | 2015-06-10 | 展讯通信（上海）有限公司 | Mobile terminal, current decomposing and positioning method and system thereof and current testing device |
| US9298909B2 (en) | 2012-01-10 | 2016-03-29 | O2Micro, Inc. | Detecting status of an application program running in a device |
| CN110261704A (en) * | 2019-07-11 | 2019-09-20 | 上海移远通信技术股份有限公司 | The current detecting system and method for communication module |
| CN110708746A (en) * | 2019-09-18 | 2020-01-17 | Tcl移动通信科技（宁波）有限公司 | Communication control method, communication control device, storage medium and mobile terminal |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210107210A (en) | 2020-02-21 | 2021-09-01 | 삼성디스플레이 주식회사 | Display device |
-
2004
- 2004-11-23 KR KR1020040096602A patent/KR100692000B1/en not_active IP Right Cessation
-
2005
- 2005-11-04 CN CNA2005101157294A patent/CN1780162A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101159941B (en) * | 2007-11-08 | 2010-12-08 | 中兴通讯股份有限公司 | Multimode terminal and method of eliminating return current influence of current |
| CN102590597A (en) * | 2011-11-29 | 2012-07-18 | 深圳市金立通信设备有限公司 | Circuit and method for detecting abnormal current of mobile phone |
| US9298909B2 (en) | 2012-01-10 | 2016-03-29 | O2Micro, Inc. | Detecting status of an application program running in a device |
| CN103326310A (en) * | 2012-03-20 | 2013-09-25 | 富泰华工业（深圳）有限公司 | Communication terminal and control method thereof |
| CN103326310B (en) * | 2012-03-20 | 2017-12-05 | 富泰华工业（深圳）有限公司 | Communication terminal and its control method |
| CN104698250A (en) * | 2013-12-06 | 2015-06-10 | 展讯通信（上海）有限公司 | Mobile terminal, current decomposing and positioning method and system thereof and current testing device |
| CN110261704A (en) * | 2019-07-11 | 2019-09-20 | 上海移远通信技术股份有限公司 | The current detecting system and method for communication module |
| CN110261704B (en) * | 2019-07-11 | 2021-07-16 | 上海移远通信技术股份有限公司 | Current test system and method of communication module |
| CN110708746A (en) * | 2019-09-18 | 2020-01-17 | Tcl移动通信科技（宁波）有限公司 | Communication control method, communication control device, storage medium and mobile terminal |
| CN110708746B (en) * | 2019-09-18 | 2022-10-25 | Tcl移动通信科技（宁波）有限公司 | Communication control method, communication control device, storage medium and mobile terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100692000B1 (en) | 2007-03-09 |
| KR20060057452A (en) | 2006-05-26 |
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