keywords: nokia mobile motorola siemens afx
text: Nokia, Motorola, NEC, Siemens, Sony Ericsson work on mobile &lt;b&gt;...&lt;/b&gt; HELSINKI (AFX) - Nokia Corp said it and Motorola Corp, NEC Corp, Siemens AG, and Sony Ericsson have started an Open Mobile Alliance to enable broadcast services to mobile devices.