1
Randy Ekl
Anthony R Metke, Randy L Ekl: Self-learning geographically aware handoff method and system. Motorola, Indira Saladi, Anthony P Curtis, April 13, 2010: US07697479 (12 worldwide citation)

A self-learning geographically aware handoff method and system is disclosed. The system includes a handoff manager (108), which receives information about a position and movement of the mobile nodes (102a, 102b, 102c and 102d) present in the mobile network (100). The handoff manager learns the cover ...


2
Randy Ekl
Aparna Pandey, Randy L Ekl, Christopher G Ware: Method for performing neighbor discovery in a multi-tier WLAN. Motorola, Indira Saladi, Randi L Karpinia, Anthony P Curtis, April 27, 2010: US07706337 (11 worldwide citation)

A method for performing neighbor discovery in a multi-tier wireless local area network where a client creates a neighbor list identifying a neighbor wherein the neighbor is identified as an access point or a client. Then, the client determines a time to perform a scan of neighbors based upon 1) a ty ...


3
Randy Ekl
Ron Rotstein, Randy L Ekl: Method for dynamic frequency selection. Motorola, Terri S Hughes, Indira Saladi, July 5, 2005: US06914876 (10 worldwide citation)

A communication band is divided into a plurality of allocation channels (202, 204, 206, 208). At least one allocation channel (204) is transferred to a transform domain. The behavior of the at least one allocation channel is monitored in the transform domain in order to derive a set of statistics. T ...


4
Randy Ekl
Randy L Ekl, Ron Rotstein: Method for acknowledging messages in a communication system. Motorola, Terri S Hughes, Indira Saladi, May 24, 2005: US06898414 (7 worldwide citation)

At a first device (102 or 104), a message is received and processed. If the message is processed during a first time period, the first device transmits an acknowledgement message during a second time period; otherwise the first device transmits the acknowledgment message during a third time period. ...


5
Randy Ekl
Randy L Ekl, Anthony R Metke: Method of reliable multicasting. Motorola, Indira Saladi, Anthony P Curtis, July 14, 2009: US07561599 (5 worldwide citation)

A method for providing reliable multicasting is described. A transmitted multicast packet is received at second devices, each of which in response transmits a first acknowledgement. If a second acknowledgement, which acknowledges the first acknowledgement, is not received within a predetermined time ...


6
Randy Ekl
Robert D LoGalbo, Randy L Ekl, Ron Rotstein, Christopher G Ware: Methods for delivery in a wireless communications network. Motorola, Randi L Karpinia, Indira Saladi, August 5, 2008: US07408931 (5 worldwide citation)

Methods for delivery of multicast packets in a wireless communication system are disclosed. The methods comprise transmitting a contention free period initiation signal from an access point to the station, transmitting broadcast packets from the access point to the station, transmitting multicast pa ...


7
Randy Ekl
Randy L Ekl, George Popovich, Shmuel Silverman, Robert D LoGalbo: Method for performing a seamless handoff in a communication system. Motorola, Terri S Hughes, Indira Saladi, June 6, 2006: US07058030 (4 worldwide citation)

Disclosed is a method for performing handoff in a communication system of access points and a mobile station, where the mobile station is associated with a first access point. The first access point receives a first transmission at a first signal quality from the mobile station and receives a second ...


8
Randy Ekl
Mark P Zollner, Randy L Ekl: Optimized dynamic system restart sequence for a wide area communication system. Motorola, Steven R Santema, Indira Saladi, March 27, 2007: US07197552 (2 worldwide citation)

Methods for determining a optimized restart sequence for sites, communication devices and/or zones are disclosed. A rule based criteria is determined for prioritizing sites (102) is determined by a zone controller (126), in one embodiment, by downloading from a network manager (128). Based on the cr ...


9
Randy Ekl
Joseph E Phillips, Mario F Derango, Randy L Ekl, Michael H Retzer: Method for preserving wireless resources in a wireless local area network. Motorola, Randi L Karpinia, Indira Saladi, January 30, 2007: US07170868 (1 worldwide citation)

In one embodiment of the present invention, an access point (111) receives a multicast packet intended for a particular multicast group. Upon receipt, the access point only rebroadcast the multicast packet over a wireless segment if it determines that there is at least one wireless subscriber unit ( ...


10
Gary W Grube, Leslie Gabor Seymour: Group location and route sharing system for communication units in a trunked communication system. Motorola, Steven R Santema, Terri S Hughes, Indira Saladi, April 26, 2005: US06885874 (267 worldwide citation)

Methods are disclosed for sharing location and route information between communication units (e.g., talkgroup members) that are subscribed to a group location sharing service. The group location sharing service is event-based, such that the communication units may form a subset of a talkgroup desiri ...



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