Embedded operating system architecture for smart card

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8266619
APP PUB NO 20090150888A1
SERIAL NO

12300334

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

An embedded operating system of smart card and the method for processsing task are disclosed. The method includes: A, initializing the system; B, creating at least one task according to the function set by the system; C, scheduling the pre-execution task according to the priority of the system; D, executing the task and returning the executing result through a data transmission channel. The invention enchances the support of the data channel of the hardware platform, and not only supports the single data channel, ISO7816, of conventional smart cards, but also supports the status of two or more data channels coexisting, in order to make the smart card transmit the information more flexible with higher speed with device terminals. The invention enchances the support of application of smart card, and not only supports the single application on the conventional smart card, but also supports several applications running simultaneity on one card, in order to utilize the smart card with higher efficiency.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
BEIJING WATCH DATA SYSTEM CO LTDBEIJING 100015

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lei, Jiye Beijing, CN 1 8
Ye, Xin Beijing, CN 108 610

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation