The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 20, 2004
Filed:
Jun. 03, 1999
Ari Leppa, Espoo, FI;
Esko Rautanen, Espoo, FI;
Nokia Corporation, Espoo, FI;
Abstract
The invention is related to a base station for a cellular network, the base station being connected via the radio path to the mobile stations (MS) in the area of a cell formed by the base station and via a transmission network to the means controlling the base station (MSC). The base station comprises (a) a first group of units forming a physical interface for the transmission network and a radio interface for the mobile stations (MS), and (b) an internal bus system, which comprises several buses into which the units are connected and by means of which the units are connected to each other. In order to efficiently provide other telecommunications services, the base station has a second group of units, which forms at least one interface for other external devices, and the base station is equipped with an internal cross-connection for switching traffic at least between the external devices and the transmission network.