US 7,577,459 B2
Establishing a communication link
Urpo Tuomela, Oulu (Finland); and Sami Ronkainen, Oulu (Finland)
Assigned to Nokia Corporation, Espoo (Finland)
Filed on May 11, 2005, as Appl. No. 11/127,995.
Prior Publication US 2006/0258408 A1, Nov. 16, 2006
Int. Cl. H04M 1/00 (2006.01); H04B 5/00 (2006.01); H04W 4/00 (2006.01)
U.S. Cl. 455—553.1  [455/41.1; 455/552.1; 455/426.1] 35 Claims
OG exemplary drawing
 
24. A method comprising:
establishing, with a first communications device of a mobile communication apparatus, a first, wireless communication link between the mobile communication apparatus and a remote unit;
establishing, with a second communications device of the mobile communication apparatus a second communication link between the mobile communication apparatus and the remote unit through the body of the person, and sending a challenge from the mobile communication apparatus through the second communication link to the remote unit;
based on a response received with the second communications device over the second communication link to the challenge that comprises an indication of whether the remote unit is operable to communicate with the mobile communication apparatus through the first, wireless communication link, instructing the remote unit, with the second communications device through the second communication link, to switch between operational and non operational states regarding communication through the first, wireless communication link.