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:
May. 15, 2001
Filed:
Jun. 07, 1999
Applicant:
Inventor:
Graham Alexander Thomas, East Sussex, GB;
Assignee:
British Broadcasting Corporation, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/01 ;
U.S. Cl.
CPC ...
H04N 7/01 ;
Abstract
Video line interpolator has delays for providing simultaneous access to a current field and at least two adjacent fields; shifters for shifting the adjacent fields in accordance with vertical motion vectors rounded to even numbers of picture lines and an interpolation filter taking information from at least three line of each of the current and shifted adjacent fields, the contributions from said adjacent fields summing to zero at low frequencies.