A Brain Computer Interface (BCI) is technology that monitors brain activity and uses those observations to control external devices or computer applications.
Emotiv Systems have recently launched the Emotiv EPOC™.
This consists of a headset with sensors for monitoring brain activity together with an SDK (software development kit) that will enable Application Developers to incorporate “thought control” as a feature of their programs.

Sensors built into the headset respond to electrical impulses generated by the brain, that enables a user to directly influence the behaviour of an application using their thoughts. Conscious thoughts, facial expressions and non-conscious emotions can be detected. An embedded gyroscope can be used to control a cursor or camera by head movements and the headset uses wi-fi to connect to a PC or game console.
For developers, the Emotiv SDK provides a number of tools:
- Affectiv™ suite is used to measure discreet emotional states.
The Affectiv suite monitors player emotional states in real-time. It provides an extra dimension in game interaction by allowing the game to respond to a player’s emotions. Characters can transform in response to the player’s feeling. Music, scene lighting and effects can be tailored to heighten the experience for the player in real-time. The Affectiv suite can be used to monitor player state of mind and allow developers to adjust difficulty to suit each situation.
- Cognitiv™ suite detects conscious thoughts.
The Cognitiv suite reads and interprets a player’s conscious thoughts and intent. Gamers can manipulate virtual objects using only the power of their thought! For the first time, the fantasy of magic and supernatural power can be experienced.
- Expressiv™ suite can identify facial expressions in real-time.
The Expressiv suite uses the signals measured by the neuroheadset to interpret player facial expressions in real-time. It provides a natural enhancement to game interaction by allowing game characters to come to life. When a player smiles, their avatar can mimic the expression even before they are aware of their own feelings. Artificial intelligence can now respond to players naturally, in ways only humans have been able to until now.
There is also a version of the SDK available SDKLite which offers a comprehensive development environment using a hardware emulator rather than the neuroheadset supplied with the full development kit.
A beta version of the Emotiv SDK is scheduled to be available from March 2008.
Full details are available from the website at
http://emotiv.com/
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