Cisco Cisco IPICS Release 2.1 Informações de licenciamento

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 GPL Ghostscript contains an implementation of techniques covered

 by US Patents 5,055,942 and 5,917,614, and corresponding

 international patents. These patents are licensed for use with

 GPL Ghostscript under the following grant:

 

 Whereas, Raph Levien (hereinafter "Inventor") has obtained patent

 protection for related technology (hereinafter "Patented

 Technology"), Inventor wishes to aid the the GNU free software

 project in achieving its goals, and Inventor also wishes to

 increase public awareness of Patented Technology, Inventor hereby

 grants a fully paid up, nonexclusive, royalty free license to

 practice the patents listed below ("the Patents") if and only if

 practiced in conjunction with software distributed under the

 terms of any version of the GNU General Public License as

 published by the Free Software Foundation, 59 Temple Place, Suite

 330, Boston, MA 02111. Inventor reserves all other rights,

 including without limitation, licensing for software not

 distributed under the GNU General Public License.

 

  5055942 Photographic image reproduction device using digital

          halftoning to screen images allowing adjustable coarseness

 

  5917614 Method and apparatus for error diffusion screening of

          images with improved smoothness in highlight and shadow

          regions

 

GNU GENERAL PUBLIC LICENSE

 

Version 3, 29 June 2007

 

Copyright © 2007 Free Software Foundation, Inc. <http://fsf.org/>

 

Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not

allowed.

Preamble

 

The GNU General Public License is a free, copyleft license for software and other kinds of works.

 

The licenses for most software and other practical works are designed to take away your freedom to share and

change the works. By contrast, the GNU General Public License is intended to guarantee your freedom to share and

change all versions of a program--to make sure it remains free software for all its users. We, the Free Software

Foundation, use the GNU General Public License for most of our software; it applies also to any other work released

this way by its authors. You can apply it to your programs, too.

 

When we speak of free software, we are referring to freedom, not price. Our General Public Licenses are designed to

make sure that you have the freedom to distribute copies of free software (and charge for them if you wish), that you