Bluetooth

http://www.bluetooth.com
http://www.bluetooth.net
http://www.softtooth.com

http://www.softtooth.com/tech/tutorial/blue.html
 PPT Bluetooth Resource Centre
 IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Java - Wireless

 Mobile Information Device Profile (MIDP)
 CLDC and the K Virtual Machine (KVM)

Java - General

 The Java Community Process(SM) Program - Check this link out for early access to Java APIs, packages etc..

Wireless - General

 allNetDevices -- Nothing But Net Devices
 Mobile electronic Transactions
 Wireless Developer Network - Home
 O'Reilly Network: Wireless DevCenter

Development - General

 OSGi: Open Services Gateway Initiative
 SOAP
 Bluedrekar-IBM