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8 results about "Source code" patented technology

In computing, source code is any collection of code, possibly with comments, written using a human-readable programming language, usually as plain text. The source code of a program is specially designed to facilitate the work of computer programmers, who specify the actions to be performed by a computer mostly by writing source code. The source code is often transformed by an assembler or compiler into binary machine code understood by the computer. The machine code might then be stored for execution at a later time. Alternatively, source code may be interpreted and thus immediately executed.

Extension mechanism

A system and method for executing a user agent in an electronic device. Upon each startup of the user agent, the electronic device loads binary code of a base version of the user agent into memory, and determines whether a binary patch has previously been downloaded. If the patch has been downloaded, it is applied to the base version and the updated base version is executed. The binary patch may be downloaded from a server, which compiles the binary patch on the basis of stored source code of the base version and stored source code of one or more enhancements selected by the electronic device.
Owner:OPERA SOFTVEAR AS

Program protection method and device

The embodiment of the invention discloses a program protection method and device. The method comprises the following steps of encryption at a program generation stage: acquiring a first secrete key; acquiring a second secrete key and a mark of a designated category; encrypting the designated category by utilizing the second secrete key; encrypting the attribute information of the second secrete key by utilizing a public key of the first secrete key; decryption at a program running stage: decrypting encrypted data of the attribute information of the second secrete key by utilizing a private key of the first secrete key; judging whether the to-be-loaded category belongs to the designated category or not according to the mark of the designated category, and decrypting the to-be-loaded category by utilizing the second secrete key if the to-be-loaded category belongs to the designated category. The first secrete key and the second secrete key are used for doubly encrypting the program, so that the source code of the program can be effectively protected; meanwhile, the program is also distinguished, and only the designated category is encrypted, so that the encryption and decryption efficiency can be improved; moreover, the mark of the encrypted category is further encrypted and protected by the second secrete key, so that the safety of the program is further protected.
Owner:BEIJING AUTONAVI YUNMAP TECH CO LTD

3D picture display optimization achieving method oriented to mobile intelligent terminal

ActiveCN103677717AAchieve display optimizationEasy to useSoftware simulation/interpretation/emulationDigital output to display deviceAnalysis toolsSource code
The invention discloses a 3D picture display optimization achieving method oriented to a mobile intelligent terminal. The method comprises the following steps that space of a scratch pad memory of a mobile intelligent terminal processor is divided; a 3D picture display program is analyzed by utilizing a code analysis tool, and state information of various original codes and operation is obtained; then segmentation is conducted on a code of the 3D picture display program and display data to acquire candidate storage objects capable of being distributed to the scratch pad memory; compiling instruction information is added to the candidate storage objects to generate a new program; finally the candidate storage objects are dynamically distributed during operation. According to the 3D picture display optimization achieving method oriented to the mobile intelligent terminal, 3D picture display is analyzed by utilizing the scratch pad memory to achieve 3D picture display optimization. Compared with the prior art, the characteristics that the scratch pad memory is high in access speed and low in energy consumption are fully utilized, the processing speed of the 3D picture is accelerated, power consumption produced by the 3D picture display program is further reduced, and therefore performance of the program is improved.
Owner:湖州信倍连网络科技有限公司
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