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.

Date of Patent:
Nov. 30, 2010

Filed:

Oct. 10, 2001
Applicant:

Christopher Peiffer, Menlo Park, CA (US);

Inventor:

Christopher Peiffer, Menlo Park, CA (US);

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G06F 17/00 (2006.01); G06F 17/20 (2006.01); G06F 15/173 (2006.01); G06F 17/21 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and device for string matching HTTP headers. The method typically includes identifying a predefined string, identifying an unknown string to compare with the predefined string, performing a bitwise exclusive OR operation on an ASCII binary representation of at least one segment of the unknown string and an ASCII binary representation of at least one segment of the predefined string, and identifying a case-insensitive string match based on the exclusive OR operation. The method may further include performing a bitwise operation with a predefined flag to determine the case-insensitive segment match.


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