fixed two typos

svn path=/trunk/; revision=11471

projects/os/ps.en.xhtml

@@ -140,7 +140,7 @@
   rather than innovating inside the standard.</p>
 
 <p>Due to its global, consensus-driven nature, the first process is
-  comparatively slow. Another problem is the a substantial barrier to
+  comparatively slow. Another problem is the substantial barrier to
   entry into the standards process. As a result, large companies are
   overrepresented in comparison to small and medium enterprises (SME).</p>
 
@@ -574,7 +574,7 @@ order to preserve its business."</em></quote>
   take decades for this to become local law.</p>
 
 <p>As an intermediate solution, (F)RAND needs to be enforced in a way
-  that the license terms do not disciminate against any valid business
+  that the license terms do not discriminate against any valid business
   model, as is still common today. A potential solution could be to
   tie (F)RAND royalties to the downstream licensing revenue.</p>