Unlock instant, AI-driven research and patent intelligence for your innovation.

Personal digital assistant locking and unlocking method

An assistant unlocking and digital assistant technology, applied in the field of locking and unlocking, can solve problems such as unrecoverable passwords and inability to use personal digital assistants

Inactive Publication Date: 2008-03-05
HUANDA COMPUTER (SHANGHAI) CO LTD
View PDF0 Cites 7 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In view of this, it is necessary to develop a method for locking and unlocking a personal digital assistant. By using the method for locking and unlocking a personal digital assistant, the entire personal digital assistant can be locked so that a thief or someone who does not want to use it cannot use it. personal digital assistant, and the password cannot be recovered by upgrading the Image through Uboot

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Personal digital assistant locking and unlocking method
  • Personal digital assistant locking and unlocking method
  • Personal digital assistant locking and unlocking method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0017] Please refer to FIG. 2 , which is a flow chart of the PDA locking method of the present invention.

[0018] The personal digital assistant locking method of the present invention comprises the following steps: press the lock button (step 201); call out the lock application program interface (step 202); set a password in the lock application program interface (step 203 ); Select to perform the locking function (step 204).

[0019] Please refer to FIG. 3 , which is a flow chart of password modification of the personal digital assistant locking method of the present invention.

[0020] For this locking method, can also comprise a password modification process, this process comprises the following steps: press the lock button (step 301); call out the lock application program interface (step 302); modify the password in the lock application program interface (step 303).

[0021] The lock button circuit only needs to connect the button to a level state of CPU GPIO to trigge...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The locking method comprises: pressing the lock button to display the locking application program interface; setting a password in said locking application program; selecting and executing the locking function. The unlocking method comprises: powering the device; inputting the password before entering Uboot to decide if the password is right; if yes, then entering the system; if not, entering into a sleep mode, and ending the process.

Description

【Technical field】 [0001] The present invention relates to a locking and unlocking method, in particular to a personal digital assistant locking and unlocking method. 【Background technique】 [0002] PDA is the abbreviation of Personal Digital Assistant, that is, personal digital assistant. This handheld device combines computing, telephony, fax and networking functions. It can not only be used to manage personal information (such as address book, plans, etc.), but more importantly, it can browse the Internet, send and receive emails, send faxes, and even be used as a mobile phone. Most importantly, these functions can be realized wirelessly. PDA can also be applied to the Global Positioning System (GPS) to realize the navigation function. Of course, not any PDA has all the above functions; even if it has, it may not be realized due to the lack of corresponding services. But it can be foreseen that the trend and trend of PDA development is the integration of computing, com...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): G06F21/00G06F21/46
Inventor 王健安
Owner HUANDA COMPUTER (SHANGHAI) CO LTD