<p>The U.S. market generates only 6 percent of its revenue.</p>

<p class="byline">By Megan Davies</p>

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<p><span class="articleLocation">NEW YORK</span> (Reuters) - Blackstone (<span id="symbol_BX.N_0">BX.N</span>), TPG Capital TPG.UL and Bain Capital are among private equity firms eyeing a stake in wireless network equipment maker Nokia Siemens Networks, sources familiar with the situation said.</p>

<p>The Wall Street Journal, which first reported that several private equity firms were interested in Nokia Siemens Networks, said a stake in the firm would cost at least $1 billion.</p>

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<p>Motorola and Nokia Siemens Networks have had a hard time battling bigger players to win business with large telephone companies in the cutthroat mobile gear market.</p>

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<p>(Reporting by Megan Davies; additional reporting by Sinead Carew in New York and Jessica Hall in Philadelphia; Editing Gary Hill and Ted Kerr)</p>

<p>Earlier this month, Nokia Siemens Networks struck a deal to buy Motorola's MOT.N telecom network equipment business for $1.2 billion in an effort to penetrate the U.S. market, where it has struggled.</p>

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<span class="location">NEW YORK</span> |
<span class="timestamp">Fri Jul 30,<a href="http://www.figurechina.com">Game Player</a>,<a href="http://coolase.com/story.php?title=2gb-mp3-players" target="_blank" style="text-decoration: none;">2GB Mp3 Players</a>, 2010 5:49pm EDT</span>
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PE firms eyeing Nokia Siemens stake: sources<br>

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<p>Nokia Siemens Networks also recently won an eight-year contract worth more than $7 billion with an upstart U.S. operator called LightSquared, which is looking to build a high-speed wireless network to offer wholesale services in the fiercely competitive market.</p>

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<p>Plans to invest in the firm, owned by Nokia (<span id="symbol_NOK1V.HE_2">NOK1V.HE</span>) and Siemens (<span id="symbol_SIEGn.DE_3">SIEGn.DE</span>), are at an early stage, the sources said.</p>

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<p>Representatives of Nokia and Nokia Siemens declined to comment, while efforts to contact a Siemens representative were unsuccessful.</p>

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