U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"During my service in the United States Congress, I took the initiative in creating the Internet."

Al Gore ; The basis for the later misquote by US Republicans that Gore had "invented" the Internet. Gore was the leading political champion of the modern-day Internet.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 455/456.1 - Location monitoring


Subclass of Class 455 - Telecommunications
Definition: Subject matter including means to determine the position
No. of patents: 3002
Last issue date: 05/29/2012


                74      
NumberTitleIssue Date
5918181Method and apparatus for tracking location of wireless terminals in a nanocellular digital cordless terminal network coupled to a local exchange
A method and apparatus provide for operating and locating a digital cordless telephone (DCT) handset among an integrated network of base stations. The present system utilizes a standard communication protocol to establish radio communication links between...
06/29/1999
5918183Concealed mobile communications system
A mobile communications system for transmitting or receiving a broadcast signal and designed for mounting on in a vehicle has a transmitter or receiver and one or more antennas electrically connected to the transmitter/receiver. The system is mounted on o...
06/29/1999
5901142Method and apparatus for providing packet data communications to a communication unit in a radio communication system
A radio communication system (100) employs a method and apparatus for providing packet data communications to a communication unit (e.g., 120). The communication system includes a system controller (102), a packet data router (101), and multiple base site...
05/04/1999
5897612Personal communication system geographical test data correlation
A method for correlating data taken during two test drives through the coverage area of a personal communication system, the data from each test set including a sequence of locations along a drive, a location from the first set being correlated with a loc...
04/27/1999
5890070Navigation apparatus using radio communication device
When a radio communication device inputs a target place, it receives information of a radio control apparatus at the target place and those on the route from a database or a radio control apparatus. Upon reception of identification information of the radi...
03/30/1999
5889474Method and apparatus for transmitting subject status information over a wireless communications network
A method and apparatus of transmitting subject status information, such as the status and location of a parolee or individual under house arrest, to a central monitoring station (CMS) operated by, for example, a parole staff or correctional facility. The ...
03/30/1999
5889770Location updating for a packet-switched data service in a mobile communciation system
A location management method is provided for packet data transmission in a mobile communication system. To reduce the amount of signalling for location management concerning packet transmission compared to location management concerning normal traffic, lo...
03/30/1999
5884221Vehicle locating and communicating method and apparatus
A method and apparatus for locating and communicating with vehicles is provided, including at least one mobile cellular unit connected to at least one microprocessor and installed within a vehicle. The microprocessor interrogates the mobile cellular unit ...
03/16/1999
5850609Method for locating a cellular radiocommunication mobile station, and equipment for implementing the method
At least one fixed beacon is associated with a user of a mobile station and emits, with a range (r) substantially smaller than the characteristic dimension (R) of a cell, a radio signal specific to said user. When the mobile station detects the radio sign...
12/15/1998
5842131System for conforming position of moving terminal
A system for confirming a position of a moving terminal in a radio communication network including a plurality of base stations each corresponding to one of a plurality of individual radio areas. A moving terminal having a specific identification number i...
11/24/1998
5842132Mobile telecommunication method and system
A mobile radio communication method and a mobile radio communication system arranged in which as to a personal station (PS) located in a moving object equipped with a personal base station (CS), a position is registered with respect only to CS within the ...
11/24/1998
5832394Vehicle locating and communicating method and apparatus
A method and apparatus for locating and communicating with vehicles is provided, including at least one mobile cellular unit connected to at least one microprocessor and installed within a vehicle. The microprocessor interrogates the mobile cellular unit ...
11/03/1998
5826195Data messaging in a communications network
A messaging unit (16) equipped with a cellular transceiver (38) is attached to a truck trailer (12) or a monitoring station (13) located within a communications network (10). The messaging unit (16) generates a data message in response to the occurrence o...
10/20/1998
5805999Cordless phone system and a method for estimating location of a cordless phone in said cordless phone system
Each base station transmits a signal including its own identification code. A cordless phone generates a plurality of pair information corresponding an identification code to a detected reception level based on a signal from each base station, selects pai...
09/08/1998
5787354Method and apparatus for locating a radiotelephone within a cellular system
A cellular telecommunication system (CTS) is provided that supports the operation of a radiotelephone (RT) in cellular and cordless modes. The CTS includes operating features that are dependent upon the intrasystem location of the RT. The CTS includes a m...
07/28/1998
5781863Pre-location of authentication information in a personal communication network
Allowing for pre-location of authentication information to a switching node before a mobile telephone starts to register on that switching node. Where the switching node is part of a mobile telecommunication system having a plurality of switching nodes. T...
07/14/1998
5764188Method and apparatus for location finding in a wireless communication system
A method and apparatus for determining the location of a communication unit in a CDMA system includes in a first embodiment, sending a location request via a spread spectrum signal to the subscriber (140), and receiving in return a subscriber signal inclu...
06/09/1998
5742915Position referenced data for monitoring and controlling
A system and method for recording the time and position of a machine during the occurrence of an event. The system includes means to determine the operating characteristics of the machine, means to determine a set of operating parameters of the machine, m...
04/21/1998
5740539Calling system using mobile telephone terminal with location monitoring
A calling system includes radio zones, a mobile telephone terminal, a paging terminal unit, a central control unit, and a notifying section. Each radio zone includes a control unit, a memory unit, a relay station, and calling units. The mobile telephone u...
04/14/1998
5734977Fraud detection in radio communications network
A method for detecting fraud in a cellular radio telephone system. Fraud is suspected when the system detects a multiple access from a mobile station, when an activity collision occurs, when the system receives a premature registration from the mobile sta...
03/31/1998
5732358Method for selecting an optimal base transmitter in a radio communication system
A communication system, including base transmitters (113) and base receivers (115) for transmitting and receiving messages to and from selective call transceivers (116), is used for selecting an optimal base transmitter (113) for transmitting messages to ...
03/24/1998
5727057Storage, transmission, communication and access to geographical positioning data linked with standard telephony numbering and encoded for use in telecommunications and related services
A method and system implementation for combining and accessing telephony numbering and geographical position so direct access to information, services and goods may be invoked through the use of various telephone networks. The existing telephone networks ...
03/10/1998
5713073Location updating in a mobile communication system
Location updating is provided in a mobile communication system which visitor location registers, each of which maintains the subscriber and location data of mobile subscribers visiting its service. In addition, there are sub-location registers for a parti...
01/27/1998
5666647Remote position determination
A constellation of satellites which are distributed around the earth serves as a communications infrastructure that supports autonomous position determination and reporting of that position to a remote location. Satellites continuously broadcast acquisiti...
09/09/1997
5664006Method for accounting for user terminal connection to a satellite communications system
A method and system for accurately accounting for an amount of satellite communications system resources that are allotted to and utilized by a user terminal on a per call or connection basis. The method accumulates data at periodic intervals during a con...
09/02/1997
5659596System for location of communication end users
A system for location of communication end users including a plurality of wide area networks which control the transmission of voice, data, file and other types of messages in a preconfigured exchange area, each area network including a plurality of local...
08/19/1997
5657010Advance notification system and method utilizing vehicle progress report generator
An advance notification system (10) and method notifies passengers of the impending arrival of a transportation vehicle (19), for example, a school bus, at a particular vehicle stop. The system (10) generally includes an on-board vehicle control unit (VCU...
08/12/1997
5650929Modular electronic display and accessory mounting system for a vehicle
A modular electronic system for vehicles employing a microprocessor to facilitate the implementation of additional vehicular features embodied in electronic accessory modules. The system includes a housing with separate mounting areas for receiving at lea...
07/22/1997
5644489Apparatus and method for identifying containers from which material is collected and loaded onto a haulage vehicle
A haulage vehicle is described that includes a mechanism for loading material from a container into the haulage vehicle while the vehicle remains stationary. A sensor mounted to the vehicle retrieves from the container a machine-readable code when the mat...
07/01/1997
5642355Method of supporting extended range in a TDMA system
A method for allocating timeslots to mobile stations in a cell in a cellular communication system is disclosed. First, the distance each mobile station is from a base station in the cell is determined. Then each mobile station is assigned a timeslot based...
06/24/1997
5630206Position enhanced cellular telephone system
A position monitoring system having a position finder subsystem connected via a cellular telephone to a central monitoring station, a receive/transmit device carried with the position monitoring subsystem. A remote personal signalling subsystem comprising...
05/13/1997
5627877Method for relocating a subscriber in a voice messaging system
A method for relocating a subscriber in a voice messaging system (VMS) which is connected with an extensive digital mobile network (GMS), including a plurality of mobile switching centres (MSC) and a home location register (HLR). In the method, VMS checks...
05/06/1997
5621414Location confirming system
It is enabled to perform the location confirmation as precisely as possible at a small number of receiving stations. In the respective stations, after performing the operation of filtering and amplifying at the front end portion, the signal passes through...
04/15/1997
5612878Apparatus and method for motor vehicle anti-theft and/or theft deterrence
An apparatus and method for motor vehicle anti-theft wherein the apparatus comprises a device for blocking a motor vehicle's exhaust gases path and a device for moving the blocking device. The moving device moves or displaces the blocking device to one of...
03/18/1997
5604765Position enhanced communication system including system for embedding CDMA navigation beacons under the communications signals of a wireless communication system
A cellular telephone system having three or more cell sites with each cell site having a source of cellular communication signals and an RF transmitter and antenna for broadcasting the cellular communication signals. A direct sequence spread spectrum wave...
02/18/1997
5592383Wheel aligner cordless communications unit
A wheel aligner comprises a communications unit attachable to the conventional heads and the console to provide for cordless communication of information between the heads and the console in the absence of cables....
01/07/1997
5581804Nationwide communication system
A two-way communication system for communication between a system network and a mobile unit. The system network includes a plurality of base transmitters and base receivers included in the network. The base transmitters are divided into zonal assignments ...
12/03/1996
5561840Method and system for location-updating of subscriber mobile stations in a mobile radio network by a combination of mobile initiated location updating of some mobile stations and network-initiated location updating of others
A method for location updating in a cellular radio network. The network stores subscriber data permanently in a home location register (HLR) and temporarily in visitor location registers (VLR) integrated with mobile services switching centers (MSC). In co...
10/01/1996
5555172User interface for controlling accessories and entering data in a vehicle
A data entry system includes a display of either icons, alphabet letters, numerals or a combination of visual and alpha-numeric information and allows the user to select data for entry, by using a reversible control to highlight a selected icon or other d...
09/10/1996
5548801System for determining and registering location of mobile terminal for communication system with non-geosynchronous satellites
A system for determining and registering the location of mobile terminals in a mobile communication system using non-geosynchrous satellites, in which each land earth station transmits its identification information via spot beams of satellites or togethe...
08/20/1996
                74      
 
Sign InRegister
Username  
Password   
forgot password?