Patent · US Expired

Power management for interface devices applying forces

US7038657B2 · kind B2 · utility

104Cited by
242References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 2002
Grant dateMay 2, 2006
Priority date
Expiry dateJul 18, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L67/131
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

Power management for an interface device that is manipulated by a user and in communication with a host computer and provides forces to the user. The device includes a sensor and an actuator. One embodiment provides first power from the host computer over a serial interface and second power from a power adapter. Another embodiment provides first power from the host computer and second power from a power storage device on the interface device that supplies power to the actuator. Another embodiment provides a power adapter supplying a portion of the first power to the sensor and a portion to the actuator, and a power storage device on the interface device provides second power to the actuator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.