CN100377611C - Power managing device and method for mobile communication terminal - Google Patents
Power managing device and method for mobile communication terminal Download PDFInfo
- Publication number
- CN100377611C CN100377611C CNB2005100003373A CN200510000337A CN100377611C CN 100377611 C CN100377611 C CN 100377611C CN B2005100003373 A CNB2005100003373 A CN B2005100003373A CN 200510000337 A CN200510000337 A CN 200510000337A CN 100377611 C CN100377611 C CN 100377611C
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- China
- Prior art keywords
- mobile communication
- communication terminal
- signal
- power supply
- power
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- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
- H04M1/73—Battery saving arrangements
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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
- H04B1/401—Circuits for selecting or indicating operating mode
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a power managing device and method for mobile communication terminal. The precharge time of existing mobile communication terminal will lengthen according to elapsed time after soft handoff, and if the power can not drive display part used for displaying charging state within a period of time, the problem that the user will doubt if the terminal breaks down and the problem of prolonging total charge time are existed. With respect to the problems, the invention defines power key signal for outputting high potential according to the operation of power key of mobile communication terminal, power maintaining signal is provided for high potential when mobile communication terminal works well, operating switching part physically connects or cuts off the linkage between mobile communication terminal system and the battery when more than one signal is in the state of high potential, thereby preventing battery voltage decreasing when the mobile communication terminal soft handoff so as to cut down precharge time and total charge time, so improving convenience to the user and increasing reliability to the manufacturer.
Description
Technical field
The present invention relates to the electric power controller and the method thereof of terminal, especially relate to a kind of battery discharge that after terminal is by soft handover, prevents and shorten the electric power controller and the method thereof of the mobile communication terminal of precharge (pre-charging) time.
Background technology
At present, because of popularizing rapidly of mobile communication terminal, the user of mobile communication terminal increases in the order benefit, for the improvement that makes things convenient for mobile communication terminal in users' use is constantly being carried out.
Development rapidly along with the mobile communication terminal performance, present mobile communication terminal has added various multimedia correlation functions, multiple communication function and service for life function, compares with the mobile communication terminal in the past that only is only applicable to voice call and uses more loop.Though, be prolonging service time of mobile communication terminal, battery technology has also obtained corresponding development, and its electricity consumption of mobile communication terminal that possesses these multiple functions is in continuous increase compoundly, thereby is difficult to correctly predict service time.That is, only wait for that have sizable difference its service time under the situation that communication and multimedia generate and play, so the user is not when confirming the residual amount of battery, the communication terminal software that in use is moved is often stopped using the situation of (cut-out).
Usually, mobile communication terminal within it portion's power supply low to certain value soft handover power supply when following, make the user can not continue to use mobile communication terminal.Though the residual a certain amount of above electric weight of battery supply just can not ensure normal work if continue to use, the residual amount of battery needs the very long charging interval when certain value is following.
Mobile communication terminal soft handover and when charging, battery supply carry out precharge until reaching certain voltage, when reaching certain voltage when above, begin to show to the mobile communication terminal system power supply and on picture and charge.This is the elemental motion of European GSM terminal, charging with external power source (TA) but the time spent provide charging sign (battery supply icon picture etc.) to make the user confirm its state.
Promptly, can not provide power supply to terminal system under the pre-charge state, therefore on picture, only utilize illuminating part to show and carry out charging operations without any sign, some user ignores such illuminating part and indicates and only confirm that picture indicates, and does not therefore show on the picture when precharge and suspects that mobile communication terminal breaks down.
Especially, though mobile communication terminal by soft handover, battery also is connected the discharge of carrying out continuation with system in inside, if mobile communication terminal is not charged, its cell voltage will drop to the own voltage 2.4V that cuts off behind the soft handover that 3.35V takes place.If battery reaches the own continuous discharge till the voltage of cutting off, then need quite long precharge time.
If system reaches the precharge time that prolongs battery till the reference voltage that carries out operate as normal, mains switch is pressed in the certain hour charging later, then system also can not carry out work sometimes, and the user can worry that mobile communication terminal has fault and reduces the reliability of manufacturer in this case.
As mentioned above, existing mobile communication terminal is during by soft handover, battery is also kept physical property with terminal system and is connected, the power supply of battery is sewed to system, therefore its precharge time can be elongated after the mobile communication terminal soft handover according to institute's elapsed time, in its time, can't drive the display part that shows charged state, will exist the user to suspect whether terminal breaks down, and the problem of prolongation of total charging interval.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of electric power controller and method thereof of mobile communication terminal, operation according to the power source of mobile communication terminal key, the power key signal of definition output high potential, and during the mobile communication terminal operate as normal, be fixed as that high potential is stable to provide the power supply of power supply to keep signal, one above signal utilizes the switch portion physical property of work to connect when high potential state or being connected of cut-out mobile communication terminal system and battery subsequently, prevent the reduction of cell voltage when making mobile communication terminal by soft handover, shorten precharge time and total charging time thereby reach, improve the purpose that user convenience improves the reliability of manufacturer simultaneously.
For achieving the above object, the invention provides a kind of electric power controller of mobile communication terminal, its characteristics are, comprise: the OR door, receive a power key signal and a power supply and keep signal, described power key signal is the signal that becomes high potential when pressing power key, it is described mobile communication terminal is kept high potential when steady operation signal that described power supply is kept signal, described OR door is kept the high/low output high potential or the electronegative potential of the current potential of signal according to described power key signal and power supply, and only when described power key signal and power supply are kept signal and all be in electronegative potential, just export electronegative potential; Switch portion, be arranged between described mobile communication terminal system and the battery supply terminal, control signal according to described OR door output determines the physical property in the loop between described mobile communication terminal system and the battery supply terminal to connect or cut-out, when described OR door is exported electronegative potential, cut off the loop between described mobile communication terminal system and the battery supply terminal.
And, at the method for managing power supply of keeping the mobile communication terminal that signal circuit connects between signal physical property control battery and the mobile communication terminal system by power key signal and power supply, it is characterized in that, comprise following several steps: keep signal under low-potential state at power key signal and power supply, when the user pressed the power key of mobile communication terminal, the power key signal became high potential and begins step to the mobile communication terminal system supply power; During according to the supply mobile communication terminal operate as normal of above-mentioned power supply, above-mentioned power supply is kept signal and is become high potential, power key signal and become electronegative potential and keep step to the power supply supply of terminal system; When soft handover took place, above-mentioned power supply kept that signal becomes electronegative potential and physical property is cut off the step of the signal circuit between battery and mobile communication terminal system.
Mobile communication terminal of the present invention can prevent the reduction of cell voltage during by soft handover, thereby shortens precharge time and total charging time, not only can improve the reliability that user convenience also improves manufacturer simultaneously.
Description of drawings
Fig. 1 is the structuring concept figure of one embodiment of the invention.
Fig. 2 is the workflow diagram of one embodiment of the invention.
Wherein, Reference numeral
20: the 1 transistor switches of 10:OR door
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the structure chart of one embodiment of the invention, as shown in the figure, be provided with the switch portion 20,30 that pair of transistor is formed between mobile communication terminal system and the battery supply terminal 40,50, the signal circuit physical property between terminal system and the battery supply terminal 40,50 is connected or cut off according to the control signal of outside.Here, will cutting off electric current with electronic signal, to be described as that physical property connect to cut off be because transistorized action is only controlled with simple switch motion.
Above-mentioned switch portion 20,30 can be made of transistor as shown in the figure, but also can use the switch block of other kind.
The control signal of the above-mentioned switch portion 20,30 of common control receives power key signal (POWER ON) and power supply is kept signal (POWER HOLD), and the OR door 10 by the output high potential when one of them becomes high potential provides.
Above-mentioned power key signal is the signal that the user becomes high potential when pressing power key, and it is the power supply that offers mobile communication terminal for stable maintenance that power supply is kept signal, and power source of mobile communication terminal becomes the signal of high potential when stable state.These signals can be already present signals, also can be to be the new signal that constitutes of the present invention.Especially, power supply is kept signal and become high potential under the situation of mobile communication terminal driven, except because of mains switch close or soft handover cuts off the signal that continues to keep high potential the situation of power source of mobile communication terminal, sort signal can be the signal that generates in the control part, also can be the signal that can form by loop or theoretical loop portion.But the signal that control part generates helps embodying or regulates and control time point.
Power supply is physical property connected system power supply unit and battery terminal under stable state, but when cutting off the electricity supply, cut off the attachment of system and battery is rational, therefore can prevent the problem that to system leak cell voltage is reduced because of battery current in the mode of the dump of power key or soft handover.So just can shorten total charging interval, especially shorten precharge time, the shortening of the precharge time that does not show with mobile communication terminal reduces the user and suspects the out of order situation of mobile communication terminal.
Fig. 2 is the workflow diagram of one embodiment of the invention, as shown in the figure, under the state that is suitable for Fig. 1 structure, the process that mobile communication terminal connects the process of power supply and physical property is cut off battery terminal and system power supply portion corresponding to the soft handover of consumption of cell power supply is described.
At first, before mobile communication terminal connected power supply, power key signal and power supply were kept signal and are all kept low-potential state.At this moment, the user presses power key, and above-mentioned power key signal becomes system that high potential makes mobile communication terminal and is connected with the battery supply physical property power supply is provided.For drive system intactly should be grown by power key, the power key signal drive system by this moment becomes high potential thereby make above-mentioned power supply keep signal.Subsequently, when the user no longer presses power key, the power key signal will become electronegative potential.
Physical property connecting terminal system and battery terminal by pressing power key, and begin to provide power supply to system, make power supply keep signal by the system that drives and become high potential, also can be fed to stable battery supply even the power key signal is the electronegative potential system.
Afterwards, the user presses power key temporarily disconnected power supply, and (at this moment the power key signal is notified control part with dump, the user stopped to press power key before practical power is cut off) or when because of the consumption of battery supply soft handover taking place, system makes power supply keep signal to become electronegative potential.When power key signal and power supply are kept signal and all become electronegative potential like this, thereby system and battery terminal can be cut off the reduction that prevents cell voltage by physical property.
It is example that above-mentioned illustrated case connects power supply with user's operating power key, but when connecting the external charging power supply, system also can be connected to power supply, system and battery is had nothing to do carry out work, at this moment system makes power supply keep signal to become high potential, and system also can be connected by physical property with battery terminal.
As mentioned above, the electric power controller of mobile communication terminal of the present invention and method thereof, operation according to the power source of mobile communication terminal key, the power key signal of definition output high potential, and during the mobile communication terminal operate as normal, be fixed as that high potential is stable to provide the power supply of power supply to keep signal, one above signal utilizes the switch portion physical property of work to connect when high potential state or being connected of cut-out mobile communication terminal system and battery subsequently, prevent the reduction of cell voltage when making mobile communication terminal by soft handover, thereby shorten precharge time and total charging time, not only can improve the reliability that user convenience also improves manufacturer simultaneously.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of claim of the present invention.
Claims (5)
1. the electric power controller of a mobile communication terminal is characterized in that, comprising:
The OR door, receive a power key signal and a power supply and keep signal, described power key signal is the signal that becomes high potential when pressing power key, it is described mobile communication terminal is kept high potential when steady operation signal that described power supply is kept signal, described OR door is kept the high/low output high potential or the electronegative potential of the current potential of signal according to described power key signal and power supply, and only when described power key signal and power supply are kept signal and all be in electronegative potential, just export electronegative potential;
Switch portion, be arranged between described mobile communication terminal system and the battery supply terminal, control signal according to described OR door output determines the physical property in the loop between described mobile communication terminal system and the battery supply terminal to connect or cut-out, when described OR door is exported electronegative potential, cut off the loop between described mobile communication terminal system and the battery supply terminal.
2. the electric power controller of mobile communication terminal according to claim 1 is characterized in that, above-mentioned switch portion is made of the pair of transistor that control electrode connects.
3. the electric power controller of mobile communication terminal according to claim 1, it is characterized in that, begin under the situation of operate as normal by above-mentioned power key signal at mobile communication terminal, above-mentioned power supply is kept signal will become high potential, in addition, when making mobile communication terminal begin operate as normal by connecting the external charging power supply, above-mentioned power supply is kept signal also will become high potential.
4. the method for managing power supply of a mobile communication terminal, at the method for managing power supply of keeping the mobile communication terminal that signal circuit connects between signal physical property control battery and the mobile communication terminal system by power key signal and power supply, it is characterized in that, comprise following several steps: keep signal under low-potential state at power key signal and power supply, when the user pressed the power key of mobile communication terminal, the power key signal became high potential and begins step to the mobile communication terminal system supply power; During according to the supply mobile communication terminal operate as normal of above-mentioned power supply, above-mentioned power supply is kept signal and is become high potential, power key signal and become electronegative potential and keep step to the power supply supply of terminal system; When soft handover took place, above-mentioned power supply kept that signal becomes electronegative potential and physical property is cut off the step of the signal circuit between battery and mobile communication terminal system.
5. the method for managing power supply of mobile communication terminal according to claim 4, it is characterized in that, when above-mentioned soft handover takes place when, also comprise: mobile communication terminal supplies to power supply by the connection of external power source, above-mentioned power supply is kept signal and is become high potential, and physical property connects the step of the signal circuit between battery and the terminal system.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040051249 | 2004-07-01 | ||
| KR1020040051249A KR100619880B1 (en) | 2004-07-01 | 2004-07-01 | Power managing apparatus and method for mobile communication terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1717083A CN1717083A (en) | 2006-01-04 |
| CN100377611C true CN100377611C (en) | 2008-03-26 |
Family
ID=35822433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100003373A Expired - Fee Related CN100377611C (en) | 2004-07-01 | 2005-01-10 | Power managing device and method for mobile communication terminal |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100619880B1 (en) |
| CN (1) | CN100377611C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100488001C (en) * | 2006-03-15 | 2009-05-13 | 大唐移动通信设备有限公司 | Method and circuit for charging the overdischarging lithium battery by mobile terminal |
| KR100810261B1 (en) * | 2007-03-30 | 2008-03-06 | 삼성전자주식회사 | System and method for battery charge in mobile phone |
| US8874946B2 (en) | 2009-04-21 | 2014-10-28 | Hewlett-Packard Development Company, L.P. | Control for electrically isolating power supply from external source with momentary switch and latching relay controlled by signal generated from power supply voltage |
| KR101213478B1 (en) | 2010-08-06 | 2012-12-18 | 삼성에스디아이 주식회사 | A battery pack and method for controlling the battery pack |
| CN101924384B (en) * | 2010-08-17 | 2013-07-03 | 惠州Tcl移动通信有限公司 | Mobile terminal and charging protection method and device thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210292A (en) * | 1997-08-29 | 1999-03-10 | 三星电子株式会社 | Power management method in personal digital assistant |
| CN1294472A (en) * | 1999-10-21 | 2001-05-09 | 索尼国际(欧洲)股份有限公司 | Mobile terminal of radio telecom system including rechargeable battery and method for preventing expansion of rechargeable battery |
| WO2002035346A1 (en) * | 2000-10-23 | 2002-05-02 | The Trustees Of Columbia University In The City Of New York | Asynchronous pipeline with latch controllers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100450955B1 (en) * | 2002-01-23 | 2004-10-02 | 삼성전자주식회사 | Circuit for reducing leakage current semiconductor device and controlling method thereof |
-
2004
- 2004-07-01 KR KR1020040051249A patent/KR100619880B1/en active IP Right Grant
-
2005
- 2005-01-10 CN CNB2005100003373A patent/CN100377611C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1210292A (en) * | 1997-08-29 | 1999-03-10 | 三星电子株式会社 | Power management method in personal digital assistant |
| CN1294472A (en) * | 1999-10-21 | 2001-05-09 | 索尼国际(欧洲)股份有限公司 | Mobile terminal of radio telecom system including rechargeable battery and method for preventing expansion of rechargeable battery |
| WO2002035346A1 (en) * | 2000-10-23 | 2002-05-02 | The Trustees Of Columbia University In The City Of New York | Asynchronous pipeline with latch controllers |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060002289A (en) | 2006-01-09 |
| CN1717083A (en) | 2006-01-04 |
| KR100619880B1 (en) | 2006-09-08 |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LANGCHAO LEJIN DIGITAL MOBILE COMMUNICATION CO., L Free format text: FORMER OWNER: LG ELECTRONICS (CHINA) R + D CENTER CO., LTD. Effective date: 20120315 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 100102 CHAOYANG, BEIJING TO: 264001 YANTAI, SHANDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120315 Address after: 264001 No. 228 Changjiang Road, Yantai economic and Technological Development Zone, Shandong, China Patentee after: Langchao Lejin Digital Mobile Communication Co., Ltd. Address before: Two Beijing 100102 Chaoyang District city in Wangjing Lize Park No. 203 Petrova building block B Patentee before: LG Electronic (China) Research and Development Center Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080326 Termination date: 20170110 |