41
Shahrokh Amirijoo: Method and system for dynamically and periodically updating mobile station location data in a telecommunications network. Ericsson, Kermit D Lopez, September 12, 2000: US06119012 (35 worldwide citation)

A method and system in a telecommunications network for dynamically updating data indicative of the availability of mobile stations within the telecommunications network. Periodically, a total number of mobile location updates and a total number of failed pagings occurring within the telecommunicati ...


42
Christopher J Hall, Clay S Turner, Jimmy C Ray: Method and apparatus for geolocating a wireless communications device. John L DeAngelis Jr, Beusse Brownlee Wolter Mora & Maire P A, May 10, 2005: US06891500 (34 worldwide citation)

The time difference of arrival for a signal received at two or more receiving sites as transmitted from a wireless communications device, is determined by a frequency domain technique. The constituent frequencies of the signals received at the two or more receiving sites are determined, including th ...


43
David Fultz, Anuradha S Ramanujan, Kemi Y Ibitayo: Rules engine architecture and implementation. Sprint Communications Company, December 14, 2010: US07853786 (34 worldwide citation)

A system for customer data privacy management is provided. The system includes a data store having customer data and privacy rules associated with the customer data, a rules engine that limits access to the customer data, an application to provide a service related to the customer data, and an inter ...


44
Thompson Andrew Thomas, Mason George Allan, Welsh Paul Steven: Remote location monitoring. Gps Genetic, April 9, 1997: GB2305568-A (34 worldwide citation)

A location monitoring apparatus comprises a plurality of GPS mobile location monitoring units, one or more ground stations and a cellular telephone communications link between the mobile location monitoring unit and the ground station. Each ground station is arranged to receive location information ...


45
Heikki Norta, Peter Ashall, Olli Oksanen, Arto Lammintaus: Mobile location devices and methods. Nokia Corporation, Alston & Bird, September 4, 2007: US07266378 (32 worldwide citation)

A mobile location device comprising geographical location circuitry to provide device geographical location information and motion detection circuitry to detect motion of the device, wherein the geographical location circuitry is arranged to provide device geographical location information according ...


46
Marilynn P Wylie, Jack M Holtzman: Method and system for mobile location estimation. Rutgers University, Mathews Collins Shepherd & Gould P A, October 26, 1999: US05974329 (32 worldwide citation)

The present invention relates to a method and system for mobile location estimation in which range measurements between the mobile station and a base station are discriminated as being either from a base station which is line of sight with the mobile station or a base station that is non-line of sig ...


47
Anjali Jha, Norman Krasner: Tracking lost and stolen mobile devices using location technologies and equipment identifiers. QUALCOMM Incorporated, Andrea L Mays, Linda C Gunderson, Thomas R Rouse, November 4, 2008: US07446655 (31 worldwide citation)

A system for geographically locating and tracking mobile stations within a mobile communication network. The system includes an equipment identity register (EIR) comprising equipment identifiers, such as internal mobile equipment identities (IMEIs), subscriber identity modules (SIMs), or some combin ...


48
Jonathan Goldstone: Encrypted e-mail message retrieval system. Comverse, Sughrue Mion PLLC, March 27, 2007: US07196807 (31 worldwide citation)

An electronic message retrieval system in which the electronic message, and any corresponding attachments, can be encrypted by the sender of the message and routed to the intended recipient, even if the intended recipient is in a mobile location or it is otherwise inconvenient for the recipient to r ...


49
Christopher J Hall, Clay S Turner, Jimmy C Ray: Method and apparatus for geolocating a wireless communications device. John L DeAngelis Jr, Beusse Wolter Sanks Mora & Maire P A, June 6, 2006: US07057556 (30 worldwide citation)

The time difference of arrival for a signal received at two or more receiving sites as transmitted from a wireless communications device, is determined by a frequency domain technique. The constituent frequencies of the signals received at the two or more receiving sites are determined, including th ...


50
Thomas F La Porta, Ramachandran Ramjee, Malathi Veeraraghavan: Method and system for distributed control in wireless cellular and personal communication systems. Lucent Technologies, June 27, 2000: US06081715 (30 worldwide citation)

A system for distributed control in wireless cellular and personal communication systems includes separate servers for performing call control and connection control functions, thereby obviating the need for a mobile switching or other switch to be anchored for the duration of a call. During a regis ...