Wireless communication zone management system
US5329576A · kind A · utility
33Cited by
9References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 29, 1992 |
| Grant date | Jul 12, 1994 |
| Priority date | — |
| Expiry date | Apr 29, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/26
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A wireless communication system comprising a plurality of antennae, the antennae being arranged in a grid pattern over a communication region, wireless portable terminals located within the communication region for emitting and/or receiving electromagnetic signals via the antennae, apparatus for determining the position of at least one of the terminals within the communication region relative to the grid pattern.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.