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| Number | Title | Issue Date |
| 7693510 | Charging control system for group communication sessions The invention relates to a system for controlling communication between user terminals using a telecommunications network. One embodiment includes an interface between a real-time charging control system for controlling usage of network resources during such usage a... | 04/06/2010 |
| 7349004 | Mobile telephone handset A mobile telephone handset comprising a radio telecommunications interface for wirelessly transmitting and receiving radio signals to and from a mobile telecommunications network is disclosed. The handset comprises first and second audio loudspeakers positioned to o... | 03/25/2008 |
| 7139552 | Mailbox answerphone service for mobile communications A service module is provided for use in a mobile communications system. The service module provides services to a calling user such as an answering service comprising several individual mailboxes. In various situations, the service module can automatically forward a... | 11/21/2006 |
| 7102663 | Mixed-media telecommunication call set-up A method of transferring communication between communication channels of differing bandwidth comprises establishing data communications on a first channel having a first bandwidth, establishing data communications on a second channel in response to a trigger indicat... | 09/05/2006 |
| 6968188 | Data handling system In order to store data in a mobile telecommunications system, a data storage unit (HLR) has data functions (72, 74) providing data redundancy therebetween, control functions (79, 80) and signalling point (30, 31, 32) to enable the data storage u... | 11/22/2005 |
| 6965764 | Method and apparatus for generating billing data in a telecommunication system A billing center for a mobile communications system is provided which allows groups of subscribers sharing a single account to be identified both during the call rating procedure, during which call detail records are related to add a charge to the call detail record... | 11/15/2005 |
| 6930994 | Dynamic allocation of radio resources in a packet switched communications-system Voice and/or image data packets are transferred by a packet handler between user stations in a GSM-type mobile communications system using a General Packet Radio Service (GPRS) data link. Control data for controlling a call is stored in a data store accessible by th... | 08/16/2005 |
| 6876379 | Mobile communications A mobile videophone capable of transmitting and receiving information in mobile telecommunications systems, particularly cellular radio networks. The videophone includes a first portion and a second portion, the second portion being rotatable with respect to the fir... | 04/05/2005 |
| 6871068 | Database updated in a mobile communication system In a telecommunications system a data function and a date control function are replicated in a plurality of databases (50, 51, 52, 53, 54). In order to synchronize updating of the databases (50, 51, 52, 53, 54), one database is identified as a primary ... | 03/22/2005 |
| 6859654 | Method for transmitting measurement reports in a mobile communications system A service node is provided in a mobile communications network which collects radio link measurement reports which are transmitted to the service node by mobile stations. The mobile stations transmit the measurement reports in encapsulated form, in the form of SMS me... | 02/22/2005 |
| 6856818 | Data store for mobile radio station A removable data store (34) for a mobile station (8) used in a mobile communications system, the data store being provided with two alternative fixed dialling number lists (70, 72) which are accessible by the mobile station. The data store itsel... | 02/15/2005 |
| 6826414 | Mobile communications system having a cellular communications network comprising a public network portion and a private network portion using a common radio interface protocol A public mobile communications network is configured in accordance with an established protocol which includes a private network portion to which only a selected set of mobile stations have access. The selected set of mobile stations has a private network identity c... | 11/30/2004 |
| 6812954 | Mobile communications A mobile videophone capable of transmitting and receiving information in mobile telecommunications systems, particularly cellular radio networks. The individual components of the videophone are arranged such that the videophone has several different operational conf... | 11/02/2004 |
| 6650889 | Mobile handset with browser application to be used to recognize textual presentation A mobile handset for use in a mobile communications system includes a user interface, a radio communications front end, a radio transceiving antenna, and a browser application to interpret a multimedia document received from a remote server. The browser a... | 11/18/2003 |
| 6532282 | Method and system for accumulating call prepayment Subscribers in a mobile communications system are provided with a bundle of call time each billing period, against which standard call types are rated. If, at the end of one billing period, a portion of the bundle for that billing period remains, the rati... | 03/11/2003 |
| 6501962 | Mobile communications terminal smart card A SIM for a mobile station used in a GSM mobile communications system the SIM operating system being adapted to perform data coding format conversion for data items stored in the SIM and transmitted to the mobile station. This ensures that the SIM is able... | 12/31/2002 |
| 6469680 | Antenna arrangement An antenna arrangement for use in a cellular mobile radio system, consisting of four receiving antenna arrays grouped into two branches (2, 4). The first branch consists of an antenna array (6) receiving vertically polarized signals, located adjacent an a... | 10/22/2002 |
| 6275489 | Telecommunications system A telecommunications system including a plurality of mobile telephones has a switch network including: data storage units (HLR) for storing connection data relating to respective mobile telephones; a register (15) for storing associations between data sto... | 08/14/2001 |
| 6038456 | Mobile telecommunication system This invention relates to a telecommunications system including a plurality of mobile telephones. The telecommunications system has a switch network including: data storage units (HLR) for storing connection data relating to respective mobile telephones; ... | 03/14/2000 |
