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:
Apr. 09, 2002
Filed:
Sep. 22, 1998
Mika Raitola, Masala, FI;
Nokia Telecommunications Oy, Espoo, FI;
Abstract
A method and system for extending the range of control channels in a cellular radio system composed of, in each cell, at least one base station (BS) which is in contact with a plurality of mobile stations (MS) within its area. The base station transmits at least at one carrier frequency and a signal to be transmitted at each frequency being divided in the system, on a time-division basis, in frames composed of a plural number of time slots, and the base station transmits on the control channels information about itself to the plurality of mobile stations. In at least one time slot containing control channels there is used a stronger channel coding than in the time slots of traffic channels.