U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Wireless communications cellular architecture for improving communications resource allocation

Patent 6002935 Issued on December 14, 1999. Estimated Expiration Date: Icon_subject May 22, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Cellular frequency reuse cell plan
Patent #: 5247699
Issued on: 09/21/1993
Inventor: Hartman

Cellular system having frequency plan and cell layout with reduced co-channel interference
Patent #: 5365571
Issued on: 11/15/1994
Inventor: Rha, et al.

Frequency plan for a cellular network
Patent #: 5483667
Issued on: 01/09/1996
Inventor: Faruque

Three-cell wireless communication system
Patent #: 5640674
Issued on: 06/17/1997
Inventor: Dixon

Frequency assignment in a cellular radio system
Patent #: 5734983
Issued on: 03/31/1998
Inventor: Faruque

Mobile communications system Patent #: 5845209
Issued on: 12/01/1998
Inventor: Iwata

Inventor

Application

No. 862095 filed on 05/22/1997

US Classes:

455/447, Frequency reuse scheme455/446Including cell planning or layout

Examiners

Primary: Eisenzopf, Reinhard J.
Assistant: Nguyen, Duc

Foreign Patent References

  • WO91/03911 WO. 03/13/1991
  • WO96/04761 WO. 02/13/1996
  • WO96/34505 WO. 10/13/1996

International Class

H04Q 007/36

Abstract

A method and apparatus for communications resource allocation in a wireless communications system having a total system bandwidth. A service area is divided into a plurality sectors. A first set of base station antennas are positioned within a first set of sectors. The first set of antennas have main beams set at a first set of angles, and each antenna corresponds to a sector within the first set of sectors. A second set of base station antennas are positioned within a second set of sectors adjacent to the first set of sectors. The second set of antennas have main beams set at a second set of angles, and each antenna corresponds to a sector within the second set of sectors. Each sector is assigned a portion of the total system bandwidth.

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