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7412241 Method to provide a measure of link reliability to a routing protocol in an ad hoc wireless network  
A system and method for locating optimal routes between source and destination nodes in a communications network, in particular, a wireless ad-hoc communications network by employing a link...
7349441 Method for optimizing communication within a wireless network  
A system and method for providing a MAC protocol that optimizes communication within a wireless network. Specifically, the system and method operates with Mobile Terminals, Fixed References and at...
7349380 System and method for providing an addressing and proxy scheme for facilitating mobility of wireless nodes between wired access points on a core network of a communications network  
A communications network which is capable of effectively and efficiently handling mobility of wireless user terminals between access point nodes of a packet-switched network with minimal overhead...
7339464 Detection-resistant transponder with “stealth packaging” for high-risk surveillance applications  
An easily deployed, extremely detection-resistant surveillance method, apparatus, and system are disclosed. Preferred embodiments of the apparatus are adapted for generating and broadcasting pulsed...
7298327 Geographic location using multiple location estimators  
A location system is disclosed for commercial wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location centers for outputting requested locations...
7284268 System and method for a routing device to securely share network data with a host utilizing a hardware firewall  
A system and method for providing the ability to selectively share data in a network routing device with an associated host. The system and method employs a hardware firewall in the routing device...
7280555 System and method employing algorithms and protocols for optimizing carrier sense multiple access (CSMA) protocols in wireless networks  
A system and method for achieving enhanced CSMA/CA which improves channel availability and quality of service (QoS) in a wireless communications network. The system and method establish channels to...
7280545 Complex adaptive routing system and method for a nodal communication network  
A complex adaptive routing system and method for routing data packets in a nodal network, in particular, an ad-hoc nodal network. Each data packet contains data representing its routing strategy...
7280483 System and method to improve the network performance of a wireless communications network by finding an optimal route between a source and a destination  
A system and method for calculating an optimal route at a node by making use of routing metrics which if carefully chosen, can provide stability to the network and also provide features like Self...
7274332 Multiple evaluators for evaluation of a purality of conditions  
A system and method is disclosed for locating people or objects. In particular, a system and method for locating a wireless mobile station using a plurality of mobile station location estimators is...
7266104 Time division protocol for an AD-HOC, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
An ad-hoc, peer-to-peer radio system includes a series of radio terminals forming a service group, each radio terminal having a transceiver for communicating with terminals in the same service...
7221686 System and method for computing the signal propagation time and the clock correction for mobile stations in a wireless network  
A system and method for enabling a node, such as a mobile user terminal in a wireless communications network, such as an ad-hoc network, to effectively and efficiently determine a clock correction...
7215966 System and method for determining location of a device in a wireless communication network  
A system and method for message exchanges in a wireless communication network which minimize network overhead and offers fast determination of Coordinates of a device. A system and method controls...
7215638 System and method to provide 911 access in voice over internet protocol systems without compromising network security  
A system and method to provide emergency call access in Voice over Internet Protocol (VoIP) systems without compromising network security. The system and method enables VoIP emergency signal...
7212504 Time division protocol for an ad-hoc, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
A novel protocol for an ad-hoc, peer-to-peer radio network that provides collision-free channel access with an emphasis on improving geographic reuse of the frequency spectrum. The protocol of the...
7206294 Movable access points and repeaters for minimizing coverage and capacity constraints in a wireless communications network and a method for using the same  
A system and method for improving the ability of a wireless communications network, such as a packet-switched data communications network, to provide service to mobile user terminals. The system...
7203497 System and method for accurately computing the position of wireless devices inside high-rise buildings  
A system and method for providing a network of wireless devices including Mobile Terminals, Wireless Routers and a Local Control within a high rise building or other three dimensional deployment...
7200149 System and method for identifying potential hidden node problems in multi-hop wireless ad-hoc networks for the purpose of avoiding such potentially problem nodes in route selection  
A system and method for identifying potential hidden node problems in a multi-hop wireless ad-hoc communication network, such as an 802.11 network. The system and method evaluates the relationship...
7197016 Time division protocol for an ad-hoc, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
A novel protocol for an ad-hoc, peer-to-peer radio network that provides collision-free channel access with an emphasis on improving geographic reuse of the frequency spectrum. The protocol of the...
7190672 System and method for using destination-directed spreading codes in a multi-channel metropolitan area wireless communications network  
A system and method for enabling a node in a mobile wireless ad-hoc communications network to use a particular spreading code to spread a message to be transmitted to a destination node without...
7181214 System and method for determining the measure of mobility of a subscriber device in an ad-hoc wireless network with fixed wireless routers and wide area network (WAN) access points  
A system and method for determining the mobility of a node in a network, such as a wireless ad-hoc network that requires the node to share its information with other mobile and stationary nodes,...
7180875 System and method for performing macro-diversity selection and distribution of routes for routing data packets in Ad-Hoc networks  
A communications network which is capable of effectively and efficiently handling fading between mobile wireless user terminals of a packet-switched network with minimal overhead and packet loss,...
7171220 System and method for analyzing the precision of geo-location services in a wireless network terminal  
A system and method for presenting an interactive visual feedback, based upon input parameters, indicating quality levels in terminal location detection in a network at selectable points on a map....
7167715 System and method for determining relative positioning in AD-HOC networks  
A system and method for improving the ability of a portable voice and data wireless communications network to provide position information regarding mobile nodes located within a network. The...
7167463 System and method for creating a spectrum agile wireless multi-hopping network  
A system and method for creating a spectrum agile wireless multi-hopping network, such as a wireless ad-hoc peer-to-peer multi-hopping network. The spectrum agile multi-hopping network that can...
7151769 Prioritized-routing for an ad-hoc, peer-to-peer, mobile radio access system based on battery-power levels and type of service  
An ad-hoc, peer-to-peer radio access system having a series of remote terminals, where each remote terminal is capable of forming a node, or hop, of the routing of a call made by one of the series...
7149197 Movable access points and repeaters for minimizing coverage and capacity constraints in a wireless communications network and a method for using the same  
A system and method for improving the ability of a wireless communications network, such as a packet-switched data communications network, to provide service to mobile user terminals. The system...
7145903 Multi-master bus architecture for system-on-chip designs  
A bus architecture system to provide concurrency, fabricated on an integrated circuit for a system on chip design, for connecting a plurality of bus masters to a plurality of bus slaves. The system...
7142524 System and method for using an ad-hoc routing algorithm based on activity detection in an ad-hoc network  
A system and method for detecting communication requirements in a network and placing nodes in various stages of activity where conditions allow. The system and method provides an algorithm to...
7136587 System and method for providing simulated hardware-in-the-loop testing of wireless communications networks  
A system and method for efficiently and effectively simulating hardware-in-the-loop testing of a wireless communications network. The system and method employs an optical matrix-vector multiplier...
7133391 Time division protocol for an ad-hoc, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
A novel protocol for an ad-hoc, peer-to-peer radio network that provides collision-free channel access with an emphasis on improving geographic reuse of the frequency spectrum. The protocol of the...
7130406 Enhanced directory assistance system  
The present invention provides for an enhanced directory assistance system ( 2 ) for providing directions information to a plurality of callers ( 4 ). The system is comprised of a telephone switch...
7130396 Medical monitoring system having multiple communications channels  
A medical monitoring system has a sensor system including a sensor associated with a patient and a remote monitoring unit. The remote monitoring unit includes a microprocessor in communication with...
7126951 System and method for identifying the floor number where a firefighter in need of help is located using received signal strength indicator and signal propagation time  
A system and method for deploying a network of wireless devices, including mobile terminals, wireless routers and a least one control console, within a three dimensional deployment area such as a...
7117075 Driver activity and vehicle operation logging and reporting  
A method for logging and reporting driver activity and vehicle operation includes identifying a driver of a vehicle, recording operating data with an on-board recorder that is hard-wired to an...
7116632 System and method for determining synchronization point in OFDM modems for accurate time of flight measurement  
A system and method including an algorithm that can use the linear time shift property of the subcarrier modulation to provide accurate frame synchronization for communications between nodes in a...
7107498 System and method for identifying and maintaining reliable infrastructure links using bit error rate data in an ad-hoc communication network  
A system and method for determining the reliability of at least one communication link between nodes in an ad-hoc communication network. The system and method perform the operations of receiving at...
7106707 System and method for performing code and frequency channel selection for combined CDMA/FDMA spread spectrum communication systems  
A system and method for maximizing channel utilization by efficiently allocating codes and frequencies based on estimated relative interference between subscriber units in a wireless communications...
7106703 System and method for controlling pipeline delays by adjusting the power levels at which nodes in an ad-hoc network transmit data packets  
A system and method for calculating an optimum transmission power level in an ad-hoc network communication path having a maximum number of transmission hops. The system and method calculates an...
7099296 Time division protocol for an ad-hoc, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
A novel protocol for an ad-hoc, peer-to-peer radio network that provides collision-free channel access with an emphasis on improving geographic reuse of the frequency spectrum. The protocol of the...
7088698 Method to sustain TCP connection  
The present invention relates to network communication systems for managing client/server connections in a wireless environment. In accordance with the invention, a mobile communication unit (i.e.,...
7079509 Time division protocol for an ad-hoc, peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel  
A novel protocol for an ad-hoc, peer-to-peer radio network that provides collision-free channel access with an emphasis on improving geographic reuse of the frequency spectrum. The protocol of the...
7076259 Real-time system and method for improving the accuracy of the computed location of mobile subscribers in a wireless ad-hoc network using a low speed central processing unit  
A system and method for improving the accuracy in computing the location of a mobile subscriber device connected in a wireless network. The system and method employ a predictive filter, including a...
7075890 System and method to provide fairness and service differentation in ad-hoc networks  
A system and method for a media access control (MAC) scheduling algorithm having a distributed, self-coordinating approach to provide use fairness and service differentiation in an ad hoc network...
7072650 Ad hoc peer-to-peer mobile radio access system interfaced to the PSTN and cellular networks  
An ad-hoc, peer-to-peer radio access system for cellular communications systems using time division duplex as a way of maximizing the bits/hz/km2 for cellular systems. The network architecture of...
7072618 Adaptive threshold selection system and method for detection of a signal in the presence of interference  
A system and method for providing adaptive threshold selection for detecting a signal in the presence of interference or noise. The system and method thus enables a node, such as a mobile user...
7072432 System and method for correcting the clock drift and maintaining the synchronization of low quality clocks in wireless networks  
A system and method for establishing and maintaining node clock synchronization in a wireless network. The system and method calculates the clock shift, clock drift and propagation delay values...
7072323 System and method for performing soft handoff in a wireless data network  
A communications network which is capable of effectively and efficiently handling mobility of wireless user terminals between access point nodes of a packet-switched network with minimal overhead...
7061925 System and method for decreasing latency in locating routes between nodes in a wireless communication network  
A system and method for controlling the dissemination of Routing packets, and decreasing the latency in finding routes between nodes. The system and method provides message exchanges between...
7058018 System and method for using per-packet receive signal strength indication and transmit power levels to compute path loss for a link for use in layer II routing in a wireless communication network  
A system and method for evaluating at least one communication link between a transmitting node and a receiving node in a communications network, such as a wireless ad-hoc communications network in...
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