US 9,814,077 B2
Mobility in a distributed antenna system
Thomas Aloysuis Sexton, Fort Worth, TX (US); Charles Arthur Cliff, Richardson, TX (US); Mark E. Pecen, Waterloo (CA); and Paul James Lusina, Vancouver (CA)
Assigned to BlackBerry Limited, Waterloo, Ontario (CA)
Filed by BlackBerry Limited, Waterloo (CA)
Filed on Sep. 1, 2016, as Appl. No. 15/254,736.
Application 14/332,702 is a division of application No. 13/161,706, filed on Jun. 16, 2011, granted, now 8,787,186, issued on Jul. 22, 2014.
Application 15/254,736 is a continuation of application No. 14/332,702, filed on Jul. 16, 2014, granted, now 9,462,610.
Application 13/161,706 is a continuation of application No. 12/635,526, filed on Dec. 10, 2009, granted, now 8,644,244, issued on Feb. 4, 2014.
Claims priority of provisional application 61/439,064, filed on Feb. 3, 2011.
Claims priority of provisional application 61/363,453, filed on Jul. 12, 2010.
Claims priority of provisional application 61/121,992, filed on Dec. 12, 2008.
Prior Publication US 2016/0374116 A1, Dec. 22, 2016
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 74/08 (2009.01); H04W 4/02 (2009.01); H03M 7/30 (2006.01); H04L 25/02 (2006.01); H04L 27/00 (2006.01); H04L 29/08 (2006.01); H04L 5/00 (2006.01); H04H 20/38 (2008.01); H04L 29/06 (2006.01); H04W 72/04 (2009.01); H04W 88/02 (2009.01)
CPC H04W 74/0833 (2013.01) [H03M 7/30 (2013.01); H04L 5/005 (2013.01); H04L 25/0232 (2013.01); H04L 25/0242 (2013.01); H04L 27/0006 (2013.01); H04L 67/12 (2013.01); H04W 4/02 (2013.01); H04H 20/38 (2013.01); H04L 69/28 (2013.01); H04W 72/0413 (2013.01); H04W 88/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A user equipment, comprising:
a processor configured to detect a transition of the user equipment from a first pilot zone to a second pilot zone in a wireless network having a plurality of pilot zones, wherein each pilot zone has an assigned set of pilot signals;
a receiver coupled to the processor and configured to receive a broadcast message comprising information identifying a current pilot zone, wherein the processor is configured to select a pilot signal from the assigned set of pilot signals for use in the second pilot zone based on at least one scheduled assignment, wherein the at least one scheduled assignment is based on a system clock; and
a transmitter coupled to the processor and configured to transmit a wireless transmission including the pilot signal.