CN1322049A - Charging method for handset and its intelligent integrated charging device - Google Patents
Charging method for handset and its intelligent integrated charging device Download PDFInfo
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- CN1322049A CN1322049A CN 00119552 CN00119552A CN1322049A CN 1322049 A CN1322049 A CN 1322049A CN 00119552 CN00119552 CN 00119552 CN 00119552 A CN00119552 A CN 00119552A CN 1322049 A CN1322049 A CN 1322049A
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- mobile phone
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Abstract
The method for charging handset by using intelligent integral charger includes the following steps: the intelligent integral charger detects communication signal from handset or sends identification signal into handset; the intelligent integral handset identifies that said handset is matched with it or not; if said handset is correctly matched with it, the intelligent integral charger can be used for charging the cell being in the bandset. Said inention also discloses the device for implementing said method-intelligent integral charger which is convenient for use and easy to carry about. It can make communication with handset, and can be identified by handset, and can effectively reduce volume of handset self-body and its complexity.
Description
The present invention relates to the charging method of portable terminal and the charging device of portable terminal.
In recent years, along with the raising of development of science and technology and people's living standard, the use of mobile phone becomes more and more general.The charger that matches with mobile phone is indispensable as a part of Cellphone Accessories.The charger that present mobile phone is used mainly is divided into two big classes: traveling charger and desk type charger.Traveling charger is a kind of charger of non intelligentization, and its effect is equivalent to a DC power supply, only provides power supply to mobile phone.Charging circuit and algorithm controls to battery are all finished by mobile phone.Desk type charger is the intelligentized charger of a kind of minuent, and it has built-in charging circuit, can carry out intelligent management to the charging process of battery of mobile phone.On the other hand, the application of lithium ion battery in mobile phone is more and more, each mobile phone manufacturer is according to the characteristic of own mobile phone characteristics and the lithium ion battery that adopted, and the charging process of battery has been proposed specific separately requirement, requires to use the charging circuit and the charger of special use.Because the characteristic of lithium ion battery itself, inappropriate charging process might cause mobile phone and user are caused damage, even can blast.There is following point in existing charger for mobile phone: 1, charger can't be discerned by mobile phone, as long as connector is complementary and can carries out the charging of battery of mobile phone, exists the hidden danger of charging safety like this for fake and inferior commodities; 2, a cover charging circuit is all arranged separately in the mobile phone and in the charger, so not only caused the waste of resource, the more important thing is the volume and the complexity that have also increased mobile phone itself; 3, carry and use inconvenience.The user also has to use simultaneously traveling charger when using desk type charger.
The objective of the invention is to propose a kind of new to mobile phone charging method and realize that a kind of of this method portably uses conveniently, can communicate with mobile phone, can also can effectively be reduced the intelligent integral charger for mobile phone of volume of mobile phone own and complexity by handset identity.
A kind of method that mobile phone is charged may further comprise the steps:
(1) intelligent charger detects the signal of communication from mobile phone;
(2) after intelligent charger detected signal of communication, whether the identification mobile phone was complementary with it;
(3) identification and matching correct after, intelligent charger charges to the battery in the mobile phone;
(4) after battery was full of, intelligent charger stopped the battery charge in the mobile phone.
Said method also has the scheme of an equivalence, and promptly the first step can send identification signal to mobile phone by intelligent charger; Whether second step was discerned mobile phone by intelligent charger by the affirmation signal that receives the mobile phone passback and is complementary with it; The three or four step is identical with said method.
The process whether intelligent charger identification mobile phone is complementary with it comprises: (1) mobile phone sends information specific to intelligent charger; (2) after intelligent charger receives customizing messages, carry out correctness and judge; (3) behind the correct judgment, intelligent charger returns confirmation to mobile phone.
Perhaps the response relation of intelligent charger and mobile phone is exchanged: (1) intelligent charger sends information specific to mobile phone; (2) after mobile phone receives customizing messages, carry out correctness and judge; (3) behind the correct judgment, mobile phone returns confirmation to intelligent charger.
Step in the said method (3) comprises following process: after (1) identification and matching was correct, intelligent charger sent the charging request signal to mobile phone; (2) mobile phone is opened the charging path after receiving the charging request, and sends battery information to intelligent charger; (3) intelligent charger begins the battery in the mobile phone is charged.
Intelligent charger communicates with mobile phone in charging process, communicating battery and charge information; In the step (4), intelligent charger judges by the battery information that the processing mobile phone transmits whether battery is full of.
Realize a kind of intelligent integral charger for mobile phone of said method, comprise constant voltage and current limiting module, communication and control module, charging circuit module and communication interface modules; The input of constant voltage and current limiting module is AC power (AC), and output is divided into three the tunnel, and the first via directly outputs on the mobile phone, is the mobile phone power supply, and the second the tunnel outputs to communication and control module provides power supply for it, and Third Road outputs to the charging circuit module; Communication and control module link to each other with the charging circuit module with communication interface modules respectively, for the charging circuit module provides charging control signal, for communication interface modules provides signal of communication; Communication interface modules links to each other with mobile phone, communicates with mobile phone; The charging circuit module links to each other with mobile phone, is the battery charge in the mobile phone.
The intelligent integral charger for mobile phone also comprises a battery identification module, and this battery identification module is connected with communication and control module and exports another road charging signals to isolated battery by communication and control module control charging circuit module.
Constant voltage and current limiting module in the intelligent integral charger for mobile phone comprises continuous rectification module, filtration module, transformation module and filtering, the pressure-limit current-limit control module of order successively.
Communication interface modules in the intelligent integral charger for mobile phone is realized by the RS232 interface.
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is the detail flowchart of charging method of the present invention;
Fig. 2 is the overall construction drawing of intelligent integral charger for mobile phone;
Fig. 3 is a schematic diagram of realizing communication and control module with ST6218;
Fig. 4 is the structure chart of constant voltage and current limiting module;
Fig. 5 is the charging process schematic diagram of corresponding mobile phone inside.
Fig. 1 is the detail flowchart of charging method of the present invention.As shown in Figure 1, the first step is connected AC power when intelligent integral charger for mobile phone one, begins to detect in real time the signal of communication from mobile phone immediately, and this class signal generally is that mobile phone sends identifying information by the asynchronous serial communication mouth to charger.This identifying information can be specific character enciphered message, also can be general product mark information.Generally speaking, this category information data volume is very little, but information is very important.Detection is finished by communication and control module from the work of the signal of communication of mobile phone.Second goes on foot, if detect the signal of communication from mobile phone, the intelligent integral charger for mobile phone is discerned with mobile phone immediately, and this comprises following process: (1) mobile phone sends information specific to intelligent charger; (2) after intelligent charger receives customizing messages, carry out correctness and judge; (3) behind the correct judgment, intelligent charger returns confirmation to mobile phone.That is to say that the intelligent integral charger for mobile phone can judge whether mobile phone is complementary with it by the customizing messages of receiving.If the information that has in information specific and the intelligent integral charger for mobile phone is complementary, the intelligent integral charger for mobile phone thinks that then mobile phone is complementary with it, just sends confirmation signal to mobile phone, finishes identifying.In the 3rd step, if identification is correct, then (1) intelligent charger sends the charging request signal to mobile phone; (2) mobile phone is opened the charging path after receiving the charging request, and sends battery information to intelligent charger; (3) intelligent charger begins the battery in the mobile phone is charged.The battery information (type, temperature) that MMI in the mobile phone (man-machine interface) main program calling mobile phone battery detecting thread records oneself is issued the communication control module of intelligent integral charger for mobile phone by communication thread.Communication control module starts corresponding charging algorithm by this information, and control charging circuit module starts corresponding charging process, and battery of mobile phone is charged.As to lithium ion (LIION) battery charge, then according to the charge mode of lithium ion (LIION) battery request constant current constant voltage, control pulse-width modulation circuit switch uses different duty cycle adjustment to import the size of battery current, realizes the charging process of constant current constant voltage.If identification error illustrates that charging is illegal, the intelligent integral charger for mobile phone continues to detect other signal of communication from mobile phone.An identifying is arranged here, and the method for identification can be designed voluntarily by each mobile phone manufacturer, is cured to then on intelligent integral charger for mobile phone and the mobile phone, conforms with specific requirement to guarantee the charger that uses.In the process of charging, the intelligent integral charger for mobile phone still constantly carries out information interchange with mobile phone, constantly obtains information such as cell voltage, battery temperature at that time from the mobile phone aspect, and regularly reports charging status information to mobile phone, reports to the user by mobile phone.If both sides' communication takes place unusual, can not in time recover, the intelligent integral charger for mobile phone will initiatively cut off the charging path, stop the charging process to guarantee the safety of mobile phone and battery.In the 4th step, after battery was full of, intelligent charger stopped the battery charge in the mobile phone.Here, intelligent charger judges by the battery information that the processing mobile phone transmits whether battery is full of.Be described in detail process above when the charging method of mobile phone active when intelligent charger sends identification signal, another equivalents of the present invention is promptly initiatively sent the technical scheme of identification signal to mobile phone by intelligent charger, its principle is basic the same with process and above-described scheme, can analogize, here repeat no more.
As shown in Figure 1, whether if the intelligent integral charger for mobile phone detects less than the signal of communication from mobile phone, then can further detect needs isolated battery is charged.This part work is also finished by communication and control module.If desired isolated battery is charged,,, start corresponding charging algorithm by communication and control module control charging circuit module more isolated battery is charged to communication and control module report then by battery identification module identification cell types.In charging process to isolated battery, the intelligent integral charger for mobile phone can also detect the signal of communication from mobile phone in real time, if detect signal of communication from mobile phone, then can change the program that communicates with mobile phone automatically over to, preferentially finish the charging of adversary's self-contained battery.This part work is still finished by communication and control module.
As shown in Figure 2, the intelligent integral charger for mobile phone comprises constant voltage and current limiting module, communication and control module, charging circuit module and communication interface modules; The effect of constant voltage and current limiting module provides the DC source of voltage constant; The effect of communication and control module is a Based Intelligent Control of being responsible for communicating and realizing with mobile phone charging algorithm; The charging circuit module then is that the circuit of concrete charging algorithm is realized; Communication interface modules provides an interface for communicating by letter between charger and mobile phone.When needs charge to isolated battery, the intelligent integral charger for mobile phone increases a battery identification module, its effect is different battery types of being responsible for the isolated battery of identification, to communication and control module report, be isolated battery charge by communication and control module control charging circuit module with suitable charging algorithm then, the function of intelligent integral charger for mobile phone is equivalent to traditional traveling charger and desk type charger carries out work simultaneously at this moment.Core of the present invention is communication and control module, and it not only can realize the intellectuality control to battery charging process, can also communicate with mobile phone.As a rule, communication and control module are microprocessors, also claim micro-control unit MCU, as realizing with ST6218.As shown in Figure 2, the input of intelligent integral charger for mobile phone is an AC power, has three tunnel outputs at least.Wherein first via output is that the constant voltage and current limiting module directly outputs on the mobile phone, and it can be powered separately for mobile phone, can guarantee that like this mobile phone is not having still to carry out work under the situation of battery; The second tunnel output is the communication path of charger and mobile phone, is responsible for transmitting handshake, charge information etc.; Third Road output is the charging path that the battery in the mobile phone is charged, and is outputed on the mobile phone by the charging circuit module, for the battery in the mobile phone charges.When needs charged to isolated battery, the intelligent integral charger for mobile phone can also increase a battery identification module and an output of being drawn by the charging circuit module, directly charged for isolated battery.
Fig. 3 is a schematic diagram of realizing communication and control module with ST6218.As shown in Figure 3, the A/D among the microprocessor ST6218 is the dac signal line, is mainly used to sampling; TX wherein, RX are the receiving and transmitting signal lines, and VSS is a ground wire, the asynchronous serial communication mouth that TX, RX and VSS match and constituted ST6218, and major function is to be used for communicating with mobile phone; PA1～PA5 is one group of I/O holding wire of ST6218, ST6218 utilizes the I/O holding wire to export high-low level comes the control switch pipe as control signal break-make according to the charging algorithm of inside solidification, thereby the size that realization utilizes the difference of the duty ratio of break-make to regulate output current is charged to battery.
Fig. 4 has described the structure of constant voltage and current limiting module among Fig. 2.As shown in Figure 4, the constant voltage and current limiting module is made of rectification module, filtration module, transformation module and the filtering, the pressure-limit current-limit control module that link to each other in proper order successively.AC power input constant voltage and current limiting module is through over commutation, filtering, under the control of switch control core (as TOP SWITCH) sheet, through exporting after transformation, the filtering current limliting.This module has constituted the modified constant-voltage charge device on the ordinary meaning, also just is equivalent to existing traveling charger.As shown in Figure 4, the constant voltage and current limiting module has three tunnel outputs, and the first via directly outputs on the mobile phone, is the mobile phone power supply; The second the tunnel outputs on communication and the control module, and for it provides power supply, Third Road becomes the input voltage of charging circuit module.
Clearly, need the intelligent integral charger for mobile phone could finish the charging process of whole adversary's self-contained battery smoothly with the common cooperating of mobile phone.Fig. 5 has described the charging process schematic diagram of mobile phone inside.As shown in Figure 5, when the intelligent integral charger for mobile phone with after mobile phone links to each other, the Layer1 layer software of mobile phone has annex to insert to MMI (man-machine interface) software notice, MMI software will start the annex of signal procedure inquiry insertion.This moment, mobile phone can send handshake, through identification, annex is confirmed to be the intelligent integral charger for mobile phone, and MMI software begins to start corresponding charging procedure thread, to the necessary information of intelligent integral charger for mobile phone transmission, open the charging path of battery of mobile phone simultaneously about battery.Can control opening and turn-offing of cell-phone charging path with a switching device here.At this time, mobile phone can not rely on the powered battery in the mobile phone, the constant-voltage DC source that is provided by the intelligent integral charger for mobile phone can be provided carry out work.In charging process, mobile phone is regularly detected voltage and temperature and timely and the intelligent integral charger for mobile phone exchange message of battery.If find that the battery situation is unusual, mobile phone notice intelligent integral charger for mobile phone stops to charge and turn-offs the charging path of mobile phone, can show the information of necessity simultaneously to the user.After charging finished, MMI software can be as requested to user's display message and the prompting of doing necessity.
Can see that by above narration the present invention proposes a kind of new charging method and device to mobile phone, the device of realizing this method is the intelligent integral charger for mobile phone.This intelligent integral charger for mobile phone portably uses conveniently, can carry out interactive type communication with mobile phone, has guaranteed the safe and efficient of charging process; Simultaneously, because the intelligent integral charger for mobile phone has been realized traditionally traveling charger and desk type charger integrated, need not the other charging circuit of design in mobile phone so only need in charger, design charging circuit, can reduce the volume and the complexity of mobile phone itself effectively, reach the beneficial effect that serves multiple.
Claims (10)
1, a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that may further comprise the steps:
(1) intelligent charger detects the signal of communication from mobile phone, or intelligent charger sends identification signal to mobile phone;
(2) whether intelligent charger detects from identification mobile phone behind the signal of communication of mobile phone and is complementary with it, and perhaps whether intelligent charger is complementary with it by the affirmation signal identification mobile phone that receives the mobile phone passback;
(3) identification and matching correct after, intelligent charger charges to the battery in the mobile phone;
(4) after battery was full of, intelligent charger stopped the battery charge in the mobile phone.
2, as claimed in claim 1 a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that intelligent charger detects the process that whether is complementary with it from identification mobile phone behind the signal of communication of mobile phone in the described step (2) to comprise:
(1) mobile phone sends information specific to intelligent charger;
(2) after intelligent charger receives customizing messages, carry out correctness and judge;
(3) behind the correct judgment, intelligent charger returns confirmation to mobile phone.
3, as claimed in claim 1 a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that intelligent charger comprises by the process whether the affirmation signal identification mobile phone that receives the mobile phone passback is complementary with it in the described step (2):
(1) intelligent charger sends information specific to mobile phone;
(2) after mobile phone receives customizing messages, carry out correctness and judge;
(3) behind the correct judgment, mobile phone returns confirmation to intelligent charger.
4, as claimed in claim 1 a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that described step (3) comprises following process:
(1) identification and matching correct after, intelligent charger sends the charging request signal to mobile phone;
(2) mobile phone is opened the charging path after receiving the charging request, and sends battery information to intelligent charger;
(3) intelligent charger begins the battery in the mobile phone is charged.
5, as claimed in claim 1 a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that: intelligent charger communicates with mobile phone in charging process, communicating battery and charge information.
6, as claimed in claim 1 a kind of with intelligent charger to the method that mobile phone charges, it is characterized in that: in the described step (4), intelligent charger is to judge by handling the battery information that mobile phone transmits whether battery is full of.
7, a kind of intelligent integral charger for mobile phone is characterized in that: comprise constant voltage and current limiting module, communication and control module, charging circuit module and communication interface modules; The input of described constant voltage and current limiting module is AC power (AC), and output is divided into three the tunnel, and the first via directly outputs on the mobile phone, is the mobile phone power supply, and the second the tunnel outputs to communication and control module provides power supply for it, and Third Road outputs to the charging circuit module; Described communication and control module link to each other with the charging circuit module with communication interface modules respectively, for the charging circuit module provides charging control signal, for communication interface modules provides signal of communication; Described communication interface modules links to each other with mobile phone, communicates with mobile phone; Described charging circuit module links to each other with mobile phone, is the battery charge in the mobile phone.
8, a kind of intelligent integral charger for mobile phone as claimed in claim 7, it is characterized in that: described intelligent integral charger for mobile phone also comprises a battery identification module, and described battery identification module is connected with communication and control module and exports another road charging signals to isolated battery by communication and control module control charging circuit module.
9, a kind of intelligent integral charger for mobile phone as claimed in claim 7 is characterized in that: described constant voltage and current limiting module comprises continuous rectification module, filtration module, transformation module and filtering, the pressure-limit current-limit control module of order successively.
10, a kind of intelligent integral charger for mobile phone as claimed in claim 7, it is characterized in that: described communication interface modules is realized by the RS232 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00119552 CN1133258C (en) | 2000-07-29 | 2000-07-29 | Charging method for handset and its intelligent integrated charging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00119552 CN1133258C (en) | 2000-07-29 | 2000-07-29 | Charging method for handset and its intelligent integrated charging device |
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| CN1322049A true CN1322049A (en) | 2001-11-14 |
| CN1133258C CN1133258C (en) | 2003-12-31 |
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| CN 00119552 Expired - Lifetime CN1133258C (en) | 2000-07-29 | 2000-07-29 | Charging method for handset and its intelligent integrated charging device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7622892B2 (en) | 2005-08-18 | 2009-11-24 | Samsung Electronics Co., Ltd | Contactless battery charger |
| CN102438065A (en) * | 2011-09-30 | 2012-05-02 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal and charge control method thereof |
| CN103607505A (en) * | 2013-11-13 | 2014-02-26 | 四川长虹电器股份有限公司 | Mutual verification-based mobile phone and charger thereof, and working method thereof |
| CN104158252A (en) * | 2014-08-13 | 2014-11-19 | 宇龙计算机通信科技(深圳)有限公司 | Terminal, charger and charging method |
| CN104201739A (en) * | 2014-08-21 | 2014-12-10 | 触动多媒体技术（上海）有限公司 | Vehicle-mounted charging system and operating method thereof |
| CN104243670A (en) * | 2013-06-14 | 2014-12-24 | 上海与德通讯技术有限公司 | Method for lowering temperature of mobile device |
| WO2015106390A1 (en) * | 2014-01-14 | 2015-07-23 | 吉瑞高新科技股份有限公司 | Electronic cigarette identification device, electronic cigarette case, and method for identifying electronic cigarette |
| CN105404450A (en) * | 2014-09-10 | 2016-03-16 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105932729A (en) * | 2016-04-27 | 2016-09-07 | 乐视控股（北京）有限公司 | Charger authentication method and device for electronic equipment and electronic equipment |
| CN105978061A (en) * | 2016-05-05 | 2016-09-28 | 深圳市西成众联科技有限公司 | Method and system for automatically setting smart terminal |
| CN111030210A (en) * | 2019-11-28 | 2020-04-17 | 宇龙计算机通信科技(深圳)有限公司 | Charging method, charging device, storage medium and electronic equipment |
| CN111478136A (en) * | 2020-04-27 | 2020-07-31 | 广东智电电子科技有限公司 | Power adapter and electric connector thereof |
-
2000
- 2000-07-29 CN CN 00119552 patent/CN1133258C/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7622892B2 (en) | 2005-08-18 | 2009-11-24 | Samsung Electronics Co., Ltd | Contactless battery charger |
| CN102438065A (en) * | 2011-09-30 | 2012-05-02 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal and charge control method thereof |
| CN102438065B (en) * | 2011-09-30 | 2014-12-31 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal and charge control method thereof |
| CN104243670A (en) * | 2013-06-14 | 2014-12-24 | 上海与德通讯技术有限公司 | Method for lowering temperature of mobile device |
| CN103607505A (en) * | 2013-11-13 | 2014-02-26 | 四川长虹电器股份有限公司 | Mutual verification-based mobile phone and charger thereof, and working method thereof |
| CN106413434A (en) * | 2014-01-14 | 2017-02-15 | 吉瑞高新科技股份有限公司 | Electronic cigarette identification device, electronic cigarette case, and method for identifying electronic cigarette |
| WO2015106390A1 (en) * | 2014-01-14 | 2015-07-23 | 吉瑞高新科技股份有限公司 | Electronic cigarette identification device, electronic cigarette case, and method for identifying electronic cigarette |
| CN104158252A (en) * | 2014-08-13 | 2014-11-19 | 宇龙计算机通信科技(深圳)有限公司 | Terminal, charger and charging method |
| CN104201739A (en) * | 2014-08-21 | 2014-12-10 | 触动多媒体技术（上海）有限公司 | Vehicle-mounted charging system and operating method thereof |
| CN105404450A (en) * | 2014-09-10 | 2016-03-16 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105404450B (en) * | 2014-09-10 | 2019-08-27 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
| US10594144B2 (en) | 2014-09-10 | 2020-03-17 | Lenovo (Beijing) Co., Ltd. | Electronic device and method of charging electronic device |
| CN105932729A (en) * | 2016-04-27 | 2016-09-07 | 乐视控股（北京）有限公司 | Charger authentication method and device for electronic equipment and electronic equipment |
| CN105978061A (en) * | 2016-05-05 | 2016-09-28 | 深圳市西成众联科技有限公司 | Method and system for automatically setting smart terminal |
| CN111030210A (en) * | 2019-11-28 | 2020-04-17 | 宇龙计算机通信科技(深圳)有限公司 | Charging method, charging device, storage medium and electronic equipment |
| CN111478136A (en) * | 2020-04-27 | 2020-07-31 | 广东智电电子科技有限公司 | Power adapter and electric connector thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1133258C (en) | 2003-12-31 |
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Owner name: ZTE CO., LTD. Free format text: FORMER NAME OR ADDRESS: SHENZHENG CITY ZTE CO., LTD. |
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Address after: 518057 Zhongxing building, science and technology south road, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen Patentee after: ZTE Corporation Address before: 518057, Guangdong province Shenzhen Nanshan District hi tech Industrial Park, science and technology south road, ZTE building A block 6 floor of the legal department Patentee before: Zhongxing Communication Co., Ltd., Shenzhen City |
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| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen ZTE Mobile Tech Co., Ltd. Assignor: ZTE Corporation Contract fulfillment period: 2007.11.6 to 2013.11.6 Contract record no.: 2008990000835 Denomination of invention: Charging method for handset and its intelligent integrated charging device Granted publication date: 20031231 License type: Exclusive license Record date: 20081020 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.11.6 TO 2013.11.6; CHANGE OF CONTRACT Name of requester: SHENZHEN CITY ZHONGXING MOBILE COMMUNICATION CO., Effective date: 20081020 |
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