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 ...

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 ...

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 ( ...

Marc Lanoiselee

[fr] L'invention concerne un procédé de transmission d'un signal CDMA comprenant des blocs constitués de M symboles de constellation modulant respectivement M flux de données distincts, Selon l'invention, le procédé comprend, pour au moins un bloc de M symboles de constellation : o une phase de pré- ...

Ramandeep Ahuja
Ramandeep Ahuja, David P Gurney: System and method for maintaining a backup radio operating parameter list in a secondary use communication system. Motorola, Motorola, September 23, 2010: US20100238798-A1

A radio communication system (100) provides a radio air interface at a master node (102) for subscriber units associated with the master node. Among the subscriber units are several slave nodes (104, 106). The communication system has the ability to operate as a secondary user in unused spectrum por ...

Marc Lanoiselee
Jahan Bruno, Lanoiselee Marc, Louin Pierrick: Procede de reception dun signal multiporteuse mettant en oeuvre au moins deux estimations dun canal de propagation et dispositif de reception correspondant. Telediffusion Fse, May 12, 2006: FR2877786-A1

L'invention concerne un procédé de réception d'un signal multiporteuse formé d'une succession temporelle de symboles comprenant chacun une pluralité de porteuses portant des données, au moins un desdits symboles comprenant au moins un pilote de référence.Selon l'invention, un tel procédé met en oeuv ...

Craig Allen
Craig Allen Huegen, Ellis Roland Dobbins, Ian Foo, Robert Eric Gleichauf: Arrangement for tracking IP address usage based on authenticated link identifier. Leon R Turkevich, February 9, 2006: US20060028996-A1

Link layer authentication information is supplied by a link layer authentication device to an access router for tracking IP address usage by a client device. The authentication information supplied to the access router includes an authenticated client identifier and a corresponding authenticated lin ...

Maged Beshai
Maged E Beshai, James Yan: Call routing in an ATM switching network. Northern Telecom, Yoshiharu Toyooka, May 13, 1997: US05629930 (67 worldwide citation)

A routing scheme for an ATM switching network includes a plurality of switching nodes, each of which includes individual storage for storing routing messages for each outgoing link. A call at a source node is routed through one possible routing path which requires only one or two links to complete a ...

Daniel F Casper, John R Flanagan, Thomas A Gregg, Catherine C Huang, Matthew J Kalos: Apparatus for decoding frames from a data link. International Business Machines Corporation, Floyd A Gonzalez, June 18, 1991: US05025458 (33 worldwide citation)

An apparatus for decoding frames from a data link including a multiple entry expect/mask buffer an input for receiving multiple character frames, a comparator for comparing characters received from the data link with expected characters in the expect/mask buffer as masked by a mask also in the expec ...

Durga Malladi
Serge Willenegger, Durga P Malladi, Josef J Blanz: Method and apparatus for reducing inter-channel interference in a wireless communication system employing a non-periodic interleaver. Qualcomm Incorporated, Philip Wadsworth, Thien Nguyen, Kam Tam, April 25, 2006: US07035284 (29 worldwide citation)

Method and apparatus for reducing interference in a wireless communication system when the source of interference is a deterministic component of the system. In one embodiment, the receiver weights the transmitters according to when the source of interference is transmitted. Further, the transmitter ...

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