CN1516507A - New type handset with built-in USB interface flash memory - Google Patents
New type handset with built-in USB interface flash memory Download PDFInfo
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- CN1516507A CN1516507A CNA031171044A CN03117104A CN1516507A CN 1516507 A CN1516507 A CN 1516507A CN A031171044 A CNA031171044 A CN A031171044A CN 03117104 A CN03117104 A CN 03117104A CN 1516507 A CN1516507 A CN 1516507A
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- mobile phone
- flash memory
- usb interface
- chip
- phone
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Abstract
The invention relates to a new mobile phone which is embedded with USB interface quick flash memory, it embeds standard USB interface, quick flash memory and quick flash memory control chip, the mobile phone can read and write personal data through USB interface or channel; the mobile phone can use digital certification to accomplish the sign operation and electron business; it also has intelligent charging function.
Description
Technical field
The present invention is a kind of novel mobile phone, more particularly, is the mobile phone of a kind of USB of having (USB) interface and flash memory.
Background technology
USB is Universal Serial Bus (USB), USB interface is USB (universal serial bus), it is a kind of serial bus system, support plug-and-play feature, support hot-swappable function, released by Compaq, IBM, Intel and Microsoft are common in 1994, USB interface has become computer and the extensive accepted standard interface of other computing equipments at present.
Flash memory, English name are Flash Memory or Flash Disk, the novel memory technology of just releasing recent years, fail safe is good, and erasable more than 1,000,000 times, capacity is big, volume is little, and reliability is the mobile memory medium that substitutes disk far above disk.
People generally have important data or file in routine work or study, need transfer next to the shin or exchange between the different location, and present mobile phone, as means of communication next to the shin, function is variation day by day, has merged other function gradually, as PDA, MP3, FM receiver etc., user's Mobile Storage Function MSF but is not provided, and a kind of function of popular practicality allows user's free access significant data.
Summary of the invention
The objective of the invention is to overcome the shortcoming and defect of existing mobile phone, provide a kind of except that possessing the mobile phone general utility functions, can also free memory mobile phone individual subscriber significant data and the novel mobile phone of information, satisfy the demand of cellphone subscriber to mobile storage.
Mobile phone among the present invention, except that the basic element of character that comprises mobile phone, the flash memory that in mobile phone, has embedded standard USB interface specially and be connected with USB, by USB interface or passage, flash memory in the mobile phone can be from the important data of external equipment (computer etc.) access individual, as digital certificate, work, learning content etc.; Chip for cell phone can with flash memory interoperability, the content in the access flash memory; By with mobile phone USB interface, mobile phone can insert USB interface of computer, gives charging mobile phone battery, mobile phone according to information about power automatic judgement whether charge.
Flash memory is divided into two districts at least:
(1) one is the certificate district, preserves the most important data of user: digital certificate, the personal identity card or the individual digital seal of numeral society are read and write the content in certificate district and must be imported user password in the future.
(2) other is non-certificate district, preserves user's general data, can further be divided into a plurality of districts in non-certificate district, sets password wherein can for the non-certificate district that preserves secret significant data, reads and writes wherein data and must import correct password.
Innovative significance of the present invention or good effect are:
(1) widened the application function of mobile phone, mobile phone can be used as the storage medium that moves with oneself, flexible storage cellphone subscriber's significant data.
(2) solved the great difficult problem of digital social identification.The significant data of sign personal identification: digital certificate can preservation next to the shin in the certificate district of mobile phone.
(3) mobile phone can be used as the platform of transaction such as ecommerce, and the data communication function by mobile phone and use the personal digital certificate of preserving in the mobile phone carries out operations such as safe digital signature, transaction.
(4) charge function of simple and convenient and Based Intelligent Control, USB interface is used the user of mobile phone of the present invention to have the place of computer to give cell-phone charging any, and need not be carried special-purpose charger as the charging inlet of cellular phone power supplies, whether give charging mobile phone battery, by the intelligent decision of mobile phone own.
Description of drawings
Accompanying drawing is an enforcement schematic diagram of the present invention, is the detailed description of Reference numeral below:
1. data and electric current flow between peripheral hardware USB interface 0 and mobile phone USB interface 1 or flow out.
2. electric current flows into charging control switch 2 from mobile phone USB interface 1.
3. data read and output between mobile phone USB interface 1 and the flash control chip 3.
4. electric current flows into cell-phone charging parts 5 from charging control switch 2.
Does 5. chip for cell phone 6 determine whether opening charging control switch according to information about power? as the electric weight deficiency, charging control switch 2 is opened in indication.
That 6. instructs between chip for cell phone 6 and the flash control chip 3 is mutual.
7. chip for cell phone 6 obtains information about power from cell-phone charging parts 5, as the foundation that judges whether to need charging, and carries out corresponding action with this.
8. other parts 8 of 6 pairs of mobile phones of chip for cell phone are controlled.As to display screen.
9. 6 pairs of flash memories of chip for cell phone 4 carry out read-write operation.
3 pairs of flash memories of I flash control chip 4 carry out read-write operation.
II write-protect switch 7 is to the current write-protect state of flash control chip 3 feedbacks.
7 pairs of flash memories of III write-protect switch 4 carry out the write-protect operation.
Embodiment
Below in conjunction with accompanying drawing the function of content introduction of the present invention is done further to realize describing.
(1) the data function of writing flash memory from peripheral hardware (computer) realizes that data enter into mobile phone USB interface 1 from peripheral hardware (computer) USB interface 0, be read into the flash control chip 3 from mobile phone USB interface 1 then, flash control chip 3 is according to the content in the data, as comprise write operation instruction, then check the write-protect switch state, as be in write-protect state, then system prompt write protection information; As be in non-guard mode, and then writing in the flash memory 4, write operation finishes.
(2) data read into the function realization flash control chip 3 of peripheral hardware (computer) according to the content from mobile phone USB interface 1 input data from flash memory, as comprise read operation instruction, the content in flash memory 4 respective regions that require of reading command then, as the content of requirement of instruction in certificate district or the closed security zone in non-certificate district, system then points out and enters password, correct as password, then read corresponding contents, export to mobile phone USB interface 1 by flash control chip 3, at last by peripheral hardware USB interface 0 to the peripheral hardware dateout, read operation finishes.
(3) mobile phone direct read flash memory function realizes
Chip for cell phone 6 sends write command to flash control chip 3, flash control chip 3 is finished storage preparation according to command content indication flash memory 4, flash memory 4 notice chips for cell phone 6 are by the DMA passage technology then, directly, write flash memory 4 respective regions to flash memory 4 dateouts.
Read operation similarly, chip for cell phone 6 sends to flash control chip 3 and reads instruction, flash control chip 3 is finished according to command content indication flash memory 4 and is read preparation, flash memory 4 notice chips for cell phone 6 are by the DMA passage technology then, directly read given content from flash memory 4, it is pending to read in chip for cell phone 6 etc.
(4) function of transaction such as ecommerce realizes that digital signature is basis and the core that electronic transaction is handled, preserve personal digital certificate in the certificate district in the flash memory 4, digital signature can have following dual mode to realize: a kind of is to be connected with peripheral hardware USB interface 0 by mobile phone USB interface 1, the digital certificate content is read in the peripheral hardware computer, finishes digital signature operation and outbound data communication by the COMPUTER CALCULATION function.
Another is that chip for cell phone 6 reads in the digital certificate content, finishes the digital signature operation, communicates by letter by the WAP gateway outbound data.
(5) function of cell phone intelligent charging realizes
Mobile phone USB interface 1 is with after peripheral hardware USB interface 0 is connected, and electric current can not directly charge into mobile phone, and this moment, charging control switch 2 also was in closed condition.Chip for cell phone 6 at first obtains state of charge information by cell-phone charging parts 5, as reach the threshold value that needs charging, then chip for cell phone 6 sends instruction to charging control switch 2, opens charge switch, electric current replenishes electric weight from peripheral hardware to mobile phone by USB interface, the beginning of charging intelligence.
Chip for cell phone 6 regular detection of handset charging unit 5 state of charge information, as reach maximum electric weight requirement, then send instruction by chip for cell phone 6 to charging control switch 2 again, the charge closing switch, charging intelligence finishes.
(6) the memory partition function realizes that the memory partition function is existing mature technology, is not described in detail here.
Claims (3)
1, a kind of novel mobile phone comprises chip for cell phone, cell-phone charging parts and other basic element of character of mobile phone.It is characterized in that described mobile phone is embedded with USB interface (plug), flash control chip and flash memory.The control of flash control chip is to the read-write of flash memory.Mobile phone carries out exchanges data by the USB interface and the external world.
2, mobile phone according to claim 1 is characterized in that described flash memory has write-protect switch.
3, mobile phone according to claim 1 is characterized in that described flash memory is divided at least two districts, and wherein district visit needs the correct password of input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031171044A CN1516507A (en) | 2003-01-01 | 2003-01-01 | New type handset with built-in USB interface flash memory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031171044A CN1516507A (en) | 2003-01-01 | 2003-01-01 | New type handset with built-in USB interface flash memory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1516507A true CN1516507A (en) | 2004-07-28 |
Family
ID=34239452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031171044A Pending CN1516507A (en) | 2003-01-01 | 2003-01-01 | New type handset with built-in USB interface flash memory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1516507A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456860C (en) * | 2004-12-01 | 2009-01-28 | 英华达(上海)电子有限公司 | Method for realizing dynamic U disc function in cell phone |
| CN102622311A (en) * | 2011-12-29 | 2012-08-01 | 北京神州绿盟信息安全科技股份有限公司 | USB (universal serial bus) mobile memory device access control method, USB mobile memory device access control device and USB mobile memory device access control system |
| CN103000966A (en) * | 2012-12-18 | 2013-03-27 | 北京金山安全软件有限公司 | Processing method and device for charging process of mobile terminal |
| CN103413986A (en) * | 2013-08-27 | 2013-11-27 | 贝壳网际（北京）安全技术有限公司 | Method and device for automatically stopping charging after full charge of mobile terminal |
| CN103700900A (en) * | 2013-12-19 | 2014-04-02 | 贝壳网际（北京）安全技术有限公司 | Charge control method, device and system for mobile terminal and mobile terminal |
-
2003
- 2003-01-01 CN CNA031171044A patent/CN1516507A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456860C (en) * | 2004-12-01 | 2009-01-28 | 英华达(上海)电子有限公司 | Method for realizing dynamic U disc function in cell phone |
| CN102622311A (en) * | 2011-12-29 | 2012-08-01 | 北京神州绿盟信息安全科技股份有限公司 | USB (universal serial bus) mobile memory device access control method, USB mobile memory device access control device and USB mobile memory device access control system |
| CN102622311B (en) * | 2011-12-29 | 2015-03-25 | 北京神州绿盟信息安全科技股份有限公司 | USB (universal serial bus) mobile memory device access control method, USB mobile memory device access control device and USB mobile memory device access control system |
| CN103000966A (en) * | 2012-12-18 | 2013-03-27 | 北京金山安全软件有限公司 | Processing method and device for charging process of mobile terminal |
| CN103000966B (en) * | 2012-12-18 | 2015-11-18 | 北京金山安全软件有限公司 | Processing method and device for charging process of mobile terminal |
| CN103413986A (en) * | 2013-08-27 | 2013-11-27 | 贝壳网际（北京）安全技术有限公司 | Method and device for automatically stopping charging after full charge of mobile terminal |
| CN103700900A (en) * | 2013-12-19 | 2014-04-02 | 贝壳网际（北京）安全技术有限公司 | Charge control method, device and system for mobile terminal and mobile terminal |
| CN103700900B (en) * | 2013-12-19 | 2016-09-28 | 贝壳网际（北京）安全技术有限公司 | Control method, device, system and the mobile terminal of mobile terminal charging |
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| C06 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |