The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 21, 2016
Filed:
Jun. 10, 2014
Sony Computer Entertainment Europe Limited, London, GB;
Ian Henry Bickerstaff, London, GB;
Sharwin Winesh Raghoebardayal, London, GB;
Abstract
An angular detection arrangement for a head mountable display (HMD) comprising a light source or reflective marking and an optical detector, one of the light source or reflective marking and the optical detector being disposed at the HMD and the other being disposed at a fixed point, the light source or reflective marking comprising a directional light source or reflective marking and a substantially non-directional light source or reflective marking such that the separation between the directional and non-directional light sources or reflective markings as detected at the optical detector is dependent upon the relative orientation of the HMD and the fixed point.