Communications: electrical – Tactual indication
Reexamination Certificate
2008-07-10
2011-12-13
Mehmood, Jennifer (Department: 2612)
Communications: electrical
Tactual indication
C340S573100, C340S004120, C367S099000, C367S116000, C342S024000, C135S911000, C434S112000, C434S114000
Reexamination Certificate
active
08077020
ABSTRACT:
An apparatus for providing information about a physical surrounding environment to a user includes an elongate body having first and second opposing ends and a mast, at least one sensor mountably coupled to the mast, at least one dual purpose, bi-directional haptic force feedback device including first and second haptic force feedback mechanisms and a vibrator, and a processor, which receives signals from the at least one sensor and operatively controls the at least one dual purpose, bi-directional haptic force feedback device.
REFERENCES:
patent: 4712003 (1987-12-01), Ban et al.
patent: 5097856 (1992-03-01), Chi-Sheng
patent: 5687136 (1997-11-01), Borenstein
patent: 2005/0085299 (2005-04-01), Murzanski et al.
Behm Gary W.
Von Mering Richard E.
Cantor & Colburn LLP
Fan Hongmin
International Business Machines - Corporation
Li Wenjie
Mehmood Jennifer
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