CN104573433A - Portable computer and use method thereof - Google Patents
Portable computer and use method thereof Download PDFInfo
- Publication number
- CN104573433A CN104573433A CN201310471882.5A CN201310471882A CN104573433A CN 104573433 A CN104573433 A CN 104573433A CN 201310471882 A CN201310471882 A CN 201310471882A CN 104573433 A CN104573433 A CN 104573433A
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- Prior art keywords
- password
- portable computer
- keyboard
- unit
- controller
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/45—Structures or tools for the administration of authentication
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Sources (AREA)
Abstract
The invention discloses a portable computer which comprises a main power supply, an auxiliary power supply, a main board and a keyboard, and further comprises a controller electrically connected with the auxiliary power supply, wherein the main board comprises a power supply management unit electrically connected with the main power supply; when the portable computer is in a power-off or dormant state, the auxiliary power supply supplies power to the controller, and the controller can read a password input by the keyboard and compare the password input by the keyboard with a preset password stored in the controller; when the password input by the keyboard is the same as the preset password in the controller, the controller sends a startup signal to the power supply management unit for controlling the main power supply to supply power to the portable computer so as to start the portable computer; when the password input by the keyboard is different from the preset password in the controller, the controller does not send the startup signal to the power supply management unit, and the portable computer cannot be started. The invention further discloses a use method of the portable computer.
Description
Technical field
The present invention relates to a kind of portable computer and using method thereof, espespecially a kind of portable computer and using method thereof with better anti-theft effect.
Background technology
Current portable computer allows user to set startup password as notebook computer etc., in order to increase the security of portable computer, reaches antitheft object.When using portable computer, user presses power switch to start portable computer, and the operating system be arranged in portable computer carries out initialization, and after operating system data initialization has detected, operating system call user inputs default startup password.If Password Input is correct, user normally can use portable computer; If Password Input mistake and input number of times more than a definite limitation, then operating system automatically locks, and user normally can not use portable computer.By arranging individual startup password, user can prevent from not knowing startup password other people use portable computer, to reach antitheft effect.But when user starts portable computer by power key, although do not input startup password, this portable computer in fact completes startup, thus other people avoid this security setting of input startup password by the means of repacking operation system.In addition, because startup password is kept in hard disk, other people also can by changing hard disk to reach the object of avoiding input startup password.This makes the security of portable computer can not get ensureing.
Summary of the invention
In view of above content, be necessary to provide a kind of portable computer and the using method thereof with better anti-theft effect.
A kind of portable computer, comprise primary power, auxiliary power, mainboard and keyboard, described mainboard comprises the Power Management Unit be electrically connected with described primary power, described portable computer also comprises the controller be electrically connected with described auxiliary power, when described portable computer is in shutdown or dormant state, described auxiliary power is that described controller is powered, described controller can read the password of described input through keyboard, and the password of described input through keyboard and the preset password stored in the controller are compared, when the password of described input through keyboard is consistent with the preset password in described controller, it is that described portable computer is powered to control described primary power that described controller sends a starting-up signal to described Power Management Unit, thus start described portable computer, when the preset password in the password and described controller of described input through keyboard is inconsistent, described controller does not send starting-up signal to described Power Management Unit, and described portable computer can not start.
Further, described controller comprises one for storing the storage unit, of described preset password for reading reading unit and a comparing unit of the password of described input through keyboard, described comparing unit is electrically connected with described storage unit and described reading unit respectively, and whether the password that described comparing unit is used for more described preset password and described input through keyboard is consistent.
Further, described controller also comprises timing unit, and described timing unit is electrically connected with described reading unit; Described timing unit starts timing when described reading unit starts the password reading described input through keyboard; And when timing arrives a preset time value, send one to described reading unit and empty signal, to empty the password that described reading unit reads.
Further, described comparing unit is electrically connected with described Power Management Unit, described comparing unit sends a starting-up signal when the password of described input through keyboard is consistent with the preset password in described controller to described Power Management Unit, is that described portable computer is powered to control described primary power.
Further, described controller is also electrically connected with described keyboard, and when described portable computer is in shutdown or dormant state, described controller can guarantee that described keyboard normally works.
Further, described reading unit is electrically connected with described keyboard, and when described portable computer is in shutdown or dormant state, described reading unit can read the password of described input through keyboard.
Further, described storage unit is electrically connected with described keyboard, when described portable computer is in open state, described storage unit can read and the password storing described input through keyboard using as described preset password.
A using method for portable computer, comprises the steps:
When described portable computer is in shutdown or dormant state, by the input through keyboard password of described portable computer; Described portable computer comprises controller and the Power Management Unit be connected with described controller that has preset password; And
Described controller compares by the password of described input through keyboard and described preset password, if time consistent with described preset password by the password of described input through keyboard, described controller sends a starting-up signal to described Power Management Unit, thus starts described portable computer; If time inconsistent by the password of described input through keyboard and described preset password, described comparing unit does not send starting-up signal to described Power Management Unit, and described portable computer can not be started.
Further, described step also comprises: described controller comprises a storage unit having a described preset password, a reading unit and a comparing unit, and described reading unit reads password by input through keyboard and by this password transmission to described comparing unit; Described comparing unit extracts described preset password from described storage unit, and by described preset password with compared by the password of described input through keyboard; If consistent with described preset password by the password of described input through keyboard, described comparing unit sends described starting-up signal to described Power Management Unit.
Further, described step also comprises: when described storage unit starts the password reading described input through keyboard, and described reading unit sends a timing signal to described timing unit and starts timing to control described timing unit; When described timing unit arrives preset time value, described timing unit empties signal to described reading unit transmission one and empties to control described reading unit the password read.
Compared with prior art, in above-mentioned portable computer and using method thereof, startup password stores in the controller, and other people do not avoid this security setting of startup password by changing hard disk.When startup password input is incorrect, controller does not allow primary power to be that portable computer is powered, portable computer can not normally start, and thus other people do not avoid this security setting of input startup password by refitting system, thus obtain good anti-theft effect.
Accompanying drawing explanation
Fig. 1 is the comprising modules figure of portable computer in a preferred embodiment of the present invention.
Fig. 2 and Fig. 3 is the starting procedure figure of the using method of portable computer in a preferred embodiment of the present invention.
Main element symbol description
| Portable computer | 10 |
| Keyboard | 20 |
| Controller | 30 |
| Storage unit | 31 |
| Comparing unit | 32 |
| Reading unit | 33 |
| Timing unit | 34 |
| Mainboard | 40 |
| Power Management Unit | 41 |
| Primary power | 50 |
| Auxiliary power | 60 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, in a preferred embodiment of the present invention, a portable computer 10 comprises keyboard 20, controller 30, mainboard 40, primary power 50 and an auxiliary power 60.Described mainboard 40 comprises a Power Management Unit 41, described Power Management Unit 41 is electrically connected with described primary power 50.
Described auxiliary power 60 is electrically connected with described controller 30, and when described portable computer 10 is in shutdown or dormant state, described auxiliary power 60 is powered for described controller 30.Described controller 30 is also electrically connected with described keyboard 20, and when described portable computer 10 is in shutdown or dormant state, described controller 30 can guarantee that keyboard 20 normally works.In one embodiment, described controller 30 is EC(Embedded Controller, embedded controller).
Described controller 30 comprises storage unit 31, comparing unit 32, reading unit 33 and a timing unit 34.Described storage unit 31 is for storing a preset password.Described storage unit 31 is electrically connected with described keyboard 20, and when described portable computer 10 is in open state, user inputs in new password to storage unit 31 by keyboard 20 to revise described preset password.In this process, described storage unit 31 can read the new password inputted by keyboard 20, and is stored in by this new password in described storage unit 31 as new preset password.Described reading unit 33 is electrically connected with described keyboard 20, and when described portable computer 10 is in shutdown or dormant state, described reading unit 33 can read the password inputted by keyboard 20.
Whether described comparing unit 32 is consistent with described preset password for comparing the password inputted by described keyboard 20.Described comparing unit 32 is electrically connected with described storage unit 31 and reading unit 33 respectively.Described reading unit 33 can by the password transmission inputted by described keyboard 20 that reads to described comparing unit 32, and meanwhile, described comparing unit 32 can extract described preset password from described storage unit 31.Reading unit 33 is transmitted the password come and compares with the preset password extracted from described storage unit 31 by described comparing unit 32.Described comparing unit 32 is also electrically connected with described Power Management Unit 41, when described comparing unit 32 compare the password inputted by keyboard 20 consistent with described preset password time, described comparing unit 32 sends a starting-up signal to described Power Management Unit 41; When comparing the password that inputted by keyboard 20 and preset password is inconsistent, described comparing unit 32 does not send described starting-up signal to described Power Management Unit 41.When described Power Management Unit 41 receives described starting-up signal, described primary power 50 can be controlled and power for described portable computer 10, thus start described portable computer 10.
Described timing unit 34 is electrically connected with described reading unit 33.Described reading unit 33 when starting to read the password inputted by described keyboard 20, can send a timing signal to described timing unit 34.Described timing unit 34 can start timing after receiving described timing signal, and sends one when timing arrives a preset time value to described reading unit 33 and empty signal, to empty the password read in described reading unit 33.
Refer to Fig. 2-3, in a preferred embodiment of the present invention, the using method of portable computer 10 comprises the following steps:
Step S101: input password to described controller 30 by described keyboard 20.
Step S102: described reading unit 33 reads the password inputted by described keyboard 20.
Step S103: described reading unit 33 sends described timing signal to described timing unit 34.
Step S104: described timing unit 34 starts timing after receiving described timing signal.
Step S105: if when described timing unit 34 does not arrive preset time value, then enter step S106; If when described timing unit 34 arrives described preset time value, then enter step S110.
Step S106: the password transmission extremely described comparing unit 32 that described reading unit 33 will read, meanwhile, described comparing unit 32 extracts described preset password from described storage unit 31.
Step S107: whether the password that the more described reading unit of described comparing unit 32 33 reads is consistent with described preset password, if so, then enters step S108; If not, then step S101 is entered.
Step S108: described comparing unit 32 sends described starting-up signal to described Power Management Unit 41.
Step S109: when described Power Management Unit 41 receives described starting-up signal, controls described primary power 50 and powers for described portable computer 10, thus start described portable computer 10.
Step S110: empty signal described in described timing unit 34 sends to described reading unit 33.
Step S111: described reading unit 33 empties the password read after emptying signal described in receiving.
Wherein step S102 and step S103 carries out simultaneously.
In portable computer 10 of the present invention and using method thereof, when user inputs correct startup password when portable computer 10 is in shutdown or dormant state by keyboard 20, controller 30 can be made to control primary power 50 by Power Management Unit 41 power for portable computer 10, thus the described portable computer 10 of normal startup.Therefore, not needing in portable computer 10 to arrange for controlling primary power 50 is in addition the power key that portable computer 10 is powered, and simplifies the hardware configuration of portable computer 10.In addition, other people by changing hard disk or the means such as refitting system avoid this security setting of input startup password under portable computer 10 is in starting state, do not obtain good anti-theft effect to make portable computer 10.
Claims (10)
1. a portable computer, comprise primary power, auxiliary power, mainboard and keyboard, described mainboard comprises the Power Management Unit be electrically connected with described primary power, it is characterized in that: described portable computer also comprises the controller be electrically connected with described auxiliary power, when described portable computer is in shutdown or dormant state, described auxiliary power is that described controller is powered, described controller can read the password of described input through keyboard, and the password of described input through keyboard and the preset password stored in the controller are compared, when the password of described input through keyboard is consistent with the preset password in described controller, it is that described portable computer is powered to control described primary power that described controller sends a starting-up signal to described Power Management Unit, thus start described portable computer, when the preset password in the password and described controller of described input through keyboard is inconsistent, described controller does not send starting-up signal to described Power Management Unit, and described portable computer can not start.
2. portable computer as claimed in claim 1, it is characterized in that: described controller comprises one for storing the storage unit, of described preset password for reading reading unit and a comparing unit of the password of described input through keyboard, described comparing unit is electrically connected with described storage unit and described reading unit respectively, and whether the password that described comparing unit is used for more described preset password and described input through keyboard is consistent.
3. portable computer as claimed in claim 2, it is characterized in that: described controller also comprises timing unit, described timing unit is electrically connected with described reading unit; Described timing unit starts timing when described reading unit starts the password reading described input through keyboard; And when timing arrives a preset time value, send one to described reading unit and empty signal, to empty the password that described reading unit reads.
4. portable computer as claimed in claim 2, it is characterized in that: described comparing unit is electrically connected with described Power Management Unit, described comparing unit sends a starting-up signal when the password of described input through keyboard is consistent with the preset password in described controller to described Power Management Unit, is that described portable computer is powered to control described primary power.
5. portable computer as claimed in claim 2, is characterized in that: described controller is also electrically connected with described keyboard, and when described portable computer is in shutdown or dormant state, described controller can guarantee that described keyboard normally works.
6. portable computer as claimed in claim 5, is characterized in that: described reading unit is electrically connected with described keyboard, and when described portable computer is in shutdown or dormant state, described reading unit can read the password of described input through keyboard.
7. portable computer as claimed in claim 5, it is characterized in that: described storage unit is electrically connected with described keyboard, when described portable computer is in open state, described storage unit can read and the password storing described input through keyboard using as described preset password.
8. a using method for portable computer, comprises the steps:
When described portable computer is in shutdown or dormant state, by the input through keyboard password of described portable computer; Described portable computer comprises controller and the Power Management Unit be connected with described controller that has preset password; And
Described controller compares by the password of described input through keyboard and described preset password, if time consistent with described preset password by the password of described input through keyboard, described controller sends a starting-up signal to described Power Management Unit, thus starts described portable computer; If time inconsistent by the password of described input through keyboard and described preset password, described comparing unit does not send starting-up signal to described Power Management Unit, and described portable computer can not be started.
9. the using method of portable computer as claimed in claim 8, it is characterized in that: described controller comprises a storage unit having a described preset password, a reading unit and a comparing unit, described reading unit reads password by described input through keyboard and by this password transmission to described comparing unit; Described comparing unit extracts described preset password from described storage unit, and by described preset password with compared by the password of input through keyboard; If consistent with described preset password by the password of described input through keyboard, described comparing unit sends described starting-up signal to described Power Management Unit.
10. the using method of portable computer as claimed in claim 9, it is characterized in that: when described storage unit starts the password reading described input through keyboard, described reading unit sends a timing signal to described timing unit and starts timing to control described timing unit; When described timing unit arrives preset time value, described timing unit empties signal to described reading unit transmission one and empties to control described reading unit the password read.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310471882.5A CN104573433A (en) | 2013-10-11 | 2013-10-11 | Portable computer and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310471882.5A CN104573433A (en) | 2013-10-11 | 2013-10-11 | Portable computer and use method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN104573433A true CN104573433A (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310471882.5A Pending CN104573433A (en) | 2013-10-11 | 2013-10-11 | Portable computer and use method thereof |
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| Country | Link |
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| CN (1) | CN104573433A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231012A (en) * | 2016-08-01 | 2016-12-14 | 珠海格力电器股份有限公司 | Smart phone and battery control method and system thereof |
| CN106529244A (en) * | 2015-09-15 | 2017-03-22 | 中兴通讯股份有限公司 | Information processing method and terminal device |
-
2013
- 2013-10-11 CN CN201310471882.5A patent/CN104573433A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106529244A (en) * | 2015-09-15 | 2017-03-22 | 中兴通讯股份有限公司 | Information processing method and terminal device |
| CN106231012A (en) * | 2016-08-01 | 2016-12-14 | 珠海格力电器股份有限公司 | Smart phone and battery control method and system thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |