BARCELONA (Reuters) - Nokia sees demand for the higher speed 4G network equipment to begin to recover this year, led by Japan, the company's chief executive Rajeev Suri said on Sunday, while announcing a series of contracts with telecom operators.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=5JLGNExltYc:zbC9KaRHgi4:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=5JLGNExltYc:zbC9KaRHgi4:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=5JLGNExltYc:zbC9KaRHgi4:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=5JLGNExltYc:zbC9KaRHgi4:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=5JLGNExltYc:zbC9KaRHgi4:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/5JLGNExltYc" height="1" width="1" alt="" />