Virtual environment having harvard architecture
US9372704B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2013 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | May 25, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2009/45583
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Methods, systems, and apparatus, including computer programs encoded on computer storage media, relating to software execution. One of the methods includes executing, on a computer including a single memory for storing data and instructions, a virtual environment including a data memory and an instruction memory, the instruction memory configured to be unreadable by instructions stored in the instruction memory; receiving, at the virtual environment, a software module comprising multiple instructions; and performing validation of the software module including: identifying, in the software module one or more calls to the single memory; and verifying that the one or more calls to the single memory are in the data memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.