A Standardized OS For Robots
Hugh Pickens writes "The New Scientist reports that at present, all robot software is designed uniquely, even for parts common to all robots but that could be about to change as roboticists have begun to think about what robots have in common and what aspects of their construction can be standardized, resulting in a basic operating system everyone can use. 'It's easier to build everything from the ground up right now because each team's requirements are so different,' says Anne-Marie Bourcier of Aldebaran Robotics but Bourcier sees this changing if robotics advances in a manner similar to personal computing where a common operating system allowed programmers without detailed knowledge of the underlying hardware and file systems to build new applications and build on the work of others. 'Robotics is at the stage where personal computing was about 30 years ago,' says Chad Jenkins of Brown University. 'But at some point we have to come together to use the same resources.' This desire has its roots in frustration, says Brian Gerkey of the robotics research firm Willow Garage. If someone is studying object recognition, they want to design better object-recognition algorithms, not write code to control the robot's wheels. "You know that those things have been done before, probably better," says Gerkey, who hopes to one day see a robot "app store" where a person could download a program for their robot and have it work as easily as an iPhone app."
This is actually quite interesting for me, since we've gone through (or are going through) a similar thing in the MFP (Multi Functional Peripheral (Printer/Scanner/Copier/Fax machine)) manufacturer industry. While it may be much less glamorous than the world of robotics, we do essentially need to deal with a lot of the same concepts.
Essentially, an MFP has two main "parts" to the firmware. One is Engine control, which tells all the physical bits how and when to move, temperature control for the fuser, paper take-up, feeding mechanisms, electrostatic charging, laser control and so on. The other is the "user" part, where we deal with how to access networks, interpreting print jobs, user authentication systems, file format conversion, user interface and so on.
The "user" part generally is pretty standardised for each individual manufacturer across the manufacturer's range. As a base, it's not uncommon to run things on an RTOS such as some flavours of Linux or VxWorks.
For the "Engine Control" part however, it's a lot more chaotic. Almost every machine from every manufacturer is going to be vastly different with code being rewritten many times for what is essentially doing the same thing, just with a bit of different hardware. My day job is as a developer for these things, but pretty much exclusively in the "user" part of things and I haven't even touched the Engine control. I do however talk from time to time with the engine guys, and they're in DESPERATE need of some standardisation. Personally, I'd love to see standardisation across the industry, but I doubt it'll happen. If we ever do get there (which they appear to be heading towards, slowly), we'll probably end up with a different solution for everything in each different manufacturer, which is the current state of play for the "user" part also.
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