Shimon B Scherzer, Piu B Wong: Space division multiple access strategy for data service. Kathrein Werke KG, Fulbright & Jaworski, May 17, 2005: US06895258 (32 worldwide citation)

Disclosed are systems and methods which select multiple communication beams for simultaneous use such that potential scatters (e.g. reflectors) are not illuminated by simultaneous transmissions. Preferred embodiments of the present invention provide for maximizing aggregate throughput by continuousl ...

Roland Gabriel, Max Gottl, Georg Klinger: Antenna array. Kathrein Werke KG, Nixon & Vanderhye, February 15, 2000: US06025812 (29 worldwide citation)

An antenna array for simultaneous reception or for simultaneous transmission of electromagnetic waves having two linear, orthogonal polarizations has a decoupling device (17) between adjacent radiating element modules (1). This decoupling device is provided between two radiating element modules (1) ...

Roland Gabriel, Maximillan Gottl: Dual-polarized dipole antenna. Kathrein Werke KG, Nixon & Vanderhye P C, November 6, 2001: US06313809 (28 worldwide citation)

Dual-polarized dipole radiator which comprises a plurality of individual dipoles which are preferably arranged upstream of a reflector (

Maximilian Gottl, Roland Gabriel, Mathias Markof: High-frequency phase shifter unit having pivotable tapping element. Kathrein Werke KG, Nixon & Vanderhye P C, February 1, 2005: US06850130 (27 worldwide citation)

An improved radio-frequency phase shift assembly includes at least one further stripline section arranged concentrically with respect to a first stripline section. Further connection lines are provided, via which an electrical connection is produced at least indirectly from the feed line to the resp ...

Manfred Stolle: Multi-frequency band antenna. Kathrein Werke KG, Nixon & Vanderhye P C, July 16, 2002: US06421024 (27 worldwide citation)

A multiband antenna has a first antenna device for a first frequency band range and at least one second antenna device for a second frequency band range. The first antenna and the at least second antenna are arranged such that they are integrated and interleaved in one another. The associated dipole ...

Piu B Wong, Shimon B Scherzer: Directed maximum ratio combining methods and systems for high data rate traffic. Kathrein Werke KG, Fulbright & Jaworski, March 20, 2007: US07194006 (26 worldwide citation)

Methods are provided for choosing mobile stations that have low cross correlations between their array response vectors, thereby minimizing inter-cell interference through uneven average reverse link data rates experienced by the mobile stations and minimizing intra-cell interference without explici ...

Shimon B Scherzer, Piu Bill Wong: Adaptive antenna array wireless data access point. Kathrein Werke KG, Fulbright & Jaworski, May 31, 2005: US06901062 (23 worldwide citation)

The invention provides systems and methods for providing improved wireless data communication. Preferred embodiments of the present invention utilize multiple antenna beams in the forward link to provide increased forward link capacity and/or improved forward link signal quality. Multiple orthogonal ...

Piu Bill Wong, Alexander V Tesler, Shimon B Scherzer: System and method for providing phase matching with optimized beam widths. Kathrein Werke KG, Fulbright & Jaworski, January 25, 2005: US06847832 (22 worldwide citation)

Systems and methods providing analysis of channel characteristics for determining a optimum beam configuration for use therein are shown. Preferably, the direction and angle spread for subscriber units are determined in order to provide a beam for use therewith. According to a preferred embodiment, ...

Shimon B Scherzer: Systems and methods for providing improved wireless signal quality using diverse antenna beams. Kathrein Werke KG, Fulbright & Jaworski, July 18, 2006: US07079809 (21 worldwide citation)

The present invention is directed to wireless communication, and more particularly, to providing improved signal quality using antenna beam selection and/or switching techniques. Embodiments of the present invention may measure the carrier-to-interference (C/I) level for each channel and for each an ...

Maximillan Göttl: Dual-polarized dipole array antenna. Kathrein Werke KG, Nixon & Vanderhye P C, November 16, 2004: US06819300 (20 worldwide citation)

An improved dual-polarized dipole antenna has two orthogonal parallel dipoles of a dipole square fed by a feeder point on one of the dipoles. Starting from said feeder point, a connection cable to the feeder point on the respective orthogonal parallel dipole of the dipole square is laid and is elect ...