The invention relates to a method for securing the operation of a base station (13) having a radio coverage area divided into at least two sectors. The base station comprises antenna means (4, 5, 6, 7, 8) and at least one channel unit (1, 2, 3) for each sector, which allow the base station to establ ...
The invention relates to a telecommunications network comprising high mobility subscribers, for which no most likely access point can be determined and the subscriber numbers of which do not include immediate information of the actual location of a subscriber. In addition to the high mobility subscr ...
Method and equipment for measuring gain error in a receiver of a base station of a cellular system and for improving field strength measurement. The method comprises measuring a signal received by the base station before and after a receiver unit(7)and correcting the power level after the receiver u ...
The invention relates to a mobile station and a method for eliminating multiple-access interference in a CDMA cellular radio system having cells (21) each comprising at least one base station (20) communicating with mobile stations (24) residing in the cell and informing the mobile stations of at le ...
The invention relates to a method for controlling a subscriber station (MS1, MS2) operating on a direct mode channel in a mobile radio system, this mobile radio system comprising a radio network (107, 101, BS) with at least one base station (BS) and subscriber stations (MS1, MS3), and at least one s ...
A dual mode terminal (20) is provided, in which a mobile station (21) of a mobile radio system and a cordless telephone (22) are combined. This kind of terminal can have a connection with both a base station of the mobile radio system and a base station (fixed part) of the cordless telephone system. ...
The invention relates to a base station for a cellular radio system comprising switching centres (101, MSC) and base stations connected thereto by time-division telecommunication links (103), said base station comprising: one or more transceiver units (107, 108) for establishing radio links, a multi ...
The invention relates to a radio system, comprising an exchange (MXT), base stations (BS) and subscriber terminals (13, 14, 22). According to the invention, the system comprises virtual subscribers each having a personal telephone number which is not permanently associated with any specific one of t ...
The invention relates to a subscriber mobile station and a method for adjusting transmission power of a subscriber mobile station in a cellular radio system when a call is established, the system comprising at least one base station in each cell, communicating with the mobile stations located in the ...
In a telecommunications system such as a global mobile telephone network in which each subscriber unit includes a Subscriber Identity Module (SIM card), each SIM card has fixed memory locations (22), to which data can be addressed over the air. Some of the locations (22) can not be overwritten from ...
