Matches 1 - 37 out of 37
Match Document Document Title
7417557 Applications for a low cost receiver in an automatic meter reading system  
An automatic meter reading (AMR) system includes a plurality of utility meter endpoints, each of which includes a radio-frequency (RF) transmitter adapted for transmitting endpoint information. A...
7411546 Other cell sites used as reference point to cull satellite ephemeris information for quick, accurate assisted locating satellite location determination  
A geometric shape (e.g., an inverted cone) is computed above a given ‘reference point’ defined from locations of cell sites OTHER than the cell site currently servicing a given wireless device,...
7327697 Method and system for dynamically assigning channels across multiple radios in a wireless LAN  
In a fixed channel wireless network system with a limited number of channels, assignment of the fixed channels between remote client elements and access elements is made systematically according to...
7307521 Secure method and apparatus for retrieving network node identifier in wireless networks  
A sensor node arrangement in a wireless network, includes a sensor to sense information, an RF transceiver to communicate the information to at least one element of the wireless network, and a coil...
7230972 Method and system for collecting and transmitting data in a meter reading system  
A method for improving gap coverage in data collection in an automatic meter reading system is disclosed that reduces overall system cost while improving data collection. A transceiver in the...
7228228 Tag tracking  
The present invention provides a tracking system in which a mobile tag having an unknown position, which tag is to be tracked in space over time, transmits a signal comprising a pair of tones at...
7227855 Resource allocation in a wireless network  
A data stream is transmitted between a base station and user terminal. A first resource that is available to transmit a page is selected at the base station and the page transmitted from the base...
7024331 Tag tracking  
A position determining system in which a mobile tag having an unknown position is tracked in space over time. In use, the mobile tag either transmits or receives signals including a pair of tones...
6839542 Virtual dynamic cellular infrastructure based on coordinate information  
A wireless communication system ( 100 ) having portable communication devices ( 102, 104 , and 106 ) capable of establishing direct terminal ( 102 )-to-terminal ( 104 ) communication ( 108 and ...
6678341 Multimode radio communication system  
Like a conventional one-way pager system, a two-way pager system is provided in which a message is received by paging from a base station and a message responding to the received message is...
6587634 Paging during media loading  
Provided are systems and methods for facilitating loading of data from a portable medium into a device. Initially, a portable medium encoded with data is accepted and the data from the portable...
6560461 Authorized location reporting paging system  
A location reporting paging communication system comprising space satellites, ground stations and a remote receiving unit adapted to resolve a global position from signals transmitted from a...
6134454 System and method for maintaining personal communications information in a mobile communications system  
The invention is an apparatus and method for updating a communications network from one or more user communications devices. The invention uses the electronic scheduling or other time-based...
6061389 Frequency-hopping communication system and communication station  
A frequency hopping communication system having a plurality of wireless mobile stations and at least one base station. Each wireless mobile station is operated to communicate according to a...
6028537 Vehicle communication and remote control system  
The vehicle communication and control system of the present invention includes a transceiver for sending and receiving RF signals, a processor coupled to the transceiver, a location identifying...
5973613 Personal messaging system and method  
A pager device received paging messages. The user reads a paging message, selects one of a set of stored, predetermine reply messages, and transmits the selected reply message from the pager. The...
5966651 Apparatus for communicating a user created message from a portable transceiver to a caller  
A method and apparatus for communicating a user created message from a portable transceiver (122) to a caller. The user of the portable transceiver (122) creates the user created message and stores...
5956656 Wireless selective call receiver operable in cover closing state  
A wireless selective call receiver includes a body section composed of a display panel, a control section having a memory and built in the body section, and an operation unit, and a cover section...
5907809 Position determination using multiple base station signals  
Exemplary embodiments of the present invention describe terminal position location methods and systems. Relative powers of nearby spot beams which are generated by array antennas are determined....
5903618 Multimode radio communication system  
Like a conventional one-way pager system, a two-way pager system is provided in which a message is received by paging from a base station and a message responding to the received message is...
5894591 Personal emergency response communication apparatus for pagers  
Personal emergency response communication apparatus is a new and useful improvement for pager to access 911 system to call for help (Police, Fire Department and Paramedic). Equipped with a...
5870426 Grouping of spread spectrum acknowledgement pagers to minimize transmission collisions  
An acknowledgment paging system is described which fits within the existing infrastructure of a paging network and which provides low cost manufacture and low power operation while still enabling...
H001782 Prescription medication notification system  
A medication notification system uses a wireless paging receiver to alert a patient concerning the time or times a specific medication is to be taken. The pharmacy filling the original prescription...
5815800 Voice-pager system  
A voice-pager system that facilitates reception of audio messages by a pager (or voice-pager). The voice-pager is similar to a telephone answering machine. The voice-pager system facilitates...
5809059 Method and apparatus for spread spectrum channel assignment  
A controller (152) in a frequency hopped spread spectrum system (100) operating to assign a best available frequency hopping sequence among a plurality of sequences to at least one of a plurality...
5790973 Last exit warning system  
A warning system automatically alerts a vehicle operator to the fact that the next available exit should be taken for a desired or necessary service such as refueling. The system includes a source...
5760705 System for maintaining receiver/transmitter synchronization with two-way pagers  
A two-way paging system (10) includes a plurality of personal paging units (16). The personal paging units (16) receive pages (18), and generate radio signals (28) in response to the pages. The...
5729196 Personal location and message system and unit  
A portable receiving/transmitting unit is adapted to communicate with a master station, the master station being associated with a plurality of base stations, a plurality of pagers and a plurality...
5671247 Method and apparatus for interference suppression in spread spectrum signals  
Interference removal in spread spectrum signals, comprises the steps at a spread spectrum transmitter (10) of spreading information across a predetermined spectrum by phase modulating a repeating...
5630207 Methods and apparatus for bandwidth reduction in a two-way paging system  
Method and apparatus for transmitting messages in a two-way paging system are disclosed. Reply codes corresponding to portions of a message to be transmitted by a base station and received by a...
5615110 Security system for non-cash transactions  
When a non-cash transaction occurs, the corresponding computer account writing system will be in operation. The computer account writing system outputs information signals which include the...
5530452 Method of synchronizing spread spectrum radio transmitters  
Position determining apparatus including at least one base transmitter/receiver (BTR) station including a base transmitter which periodically transmits timing signals and a plurality of mobile...
5530438 Method of providing an alert of a financial transaction  
A radio system user (126) is alerted (129) as to the occurrence of a financial transaction by a customer (118). Data (122) is obtained from the customer (118) and used to identify a radio system...
5519718 Remote unit for use with remote pager  
An acknowledgement paging system is described which fits within the existing infrastructure of a paging network and which provides low cost manufacture and low power operation while still enabling...
5499266 Low-power frequency-hopped spread spectrum acknowledgement paging system  
An acknowledgement paging system is described which fits within the existing infrastructure of a paging network and which provides low cost manufacture and low power operation while still enabling...
5444671 Wristwatch with message transmitter  
In a timepiece provided with means to set the time, dates and an alarm time, and display means to indicate functions, means are foreseen to enter messages and announcements. Via a transmitter built...
5430759 Low-power frequency-hopped spread spectrum reverse paging system  
An acknowledgement paging system is described which fits within the existing infrastructure of a paging network and which provides low cost manufacture and low power operation while still enabling...
Matches 1 - 37 out of 37