Bbn Technologies

US Patent 7095732 Quality of service based media access control for mobile ad hoc networks

US Patent 7095753 Digital network processor-based multi-protocol flow control

US Patent 7120456 Wireless terminals with multiple transceivers

US Patent 7126877 System and method for disambiguating shooter locations

US Patent 7139262 Systems and methods for creating wireless small world networks

US Patent 7143015 Method and system for rapid identification of multiple input systems

US Patent 7149148 Localization of high speed vehicles using continuous transmit waves

US Patent 7155263 Battery-conserving transmission and encoding method for wireless ad hoc networks

US Patent 7170860 Method and system for passively analyzing communication data based on frequency analysis of encrypted data traffic, and method and system for deterring passive analysis of communication data

US Patent 7180884 Method and apparatus for varying the rate at which broadcast beacons are transmitted

US Patent 7190633 Self-calibrating shooter estimation

US Patent 7199750 Real-time multistatic radar signal processing system and method

US Patent 7200105 Systems and methods for point of ingress traceback of a network attack

US Patent 7200656 Methods and systems for simultaneously detecting short and long term periodicity for traffic flow identification

US Patent 7218633 Personal area network with automatic attachment and detachment

US Patent 7236597 Key transport in quantum cryptographic networks

US Patent 7239719 Automatic target detection and motion analysis from image data

US Patent 7242774 Quantum cryptography based on phase entangled photons

US Patent 7248703 Systems and methods for adaptive noise cancellation

US Patent 7255196 Windshield and sound-barrier for seismic sensors

US Patent 7257182 Systems and methods for parasitic synchronization of radio networks

US Patent 7263479 Determining characteristics of received voice data packets to assist prosody analysis

US Patent 7269198 Systems and methods for beaconing in wireless networks with low probability of detection

US Patent 7274621 Systems and methods for flow measurement

US Patent 7280122 Motion-based visualization

US Patent 7283475 Fractal dimension analysis for data stream isolation

US Patent 7283504 Radio with internal packet network

US Patent 7284431 Geophone

US Patent 7286844 Systems and methods for three dimensional antenna selection and power control in an Ad-Hoc wireless network

US Patent 7289524 Execution unit for a network processor

US Patent 7290207 Systems and methods for providing multimedia information management

US Patent 7292501 Compact shooter localization system and method

US Patent 7292502 Systems and methods for producing a sound pressure field

US Patent 7302704 Excising compromised routers from an ad-hoc network

US Patent 7307999 Systems and methods that identify normal traffic during network attacks

US Patent 7315306 Motion-based visualization

US Patent 7317876 Medium access control for retro-reflectors

US Patent 7318105 Dynamically detecting topology and egress nodes in communication networks

US Patent 7320102 Network processor having cyclic redundancy check implemented in hardware

US Patent 7321580 Directional carrier sense medium access for wireless nodes

US Patent 7324647 Quantum cryptographic key distribution networks with untrusted switches

US Patent 7324979 Genetically adaptive neural network classification systems and methods

US Patent 7328349 Hash-based systems and methods for detecting, preventing, and tracing network worms and viruses

US Patent 7330736 Methods and apparatus for reduced energy communication in an ad hoc network

US Patent 7345621 Real-time multistatic radar signal processing system and method

US Patent 7346507 Method and apparatus for training an automated speech recognition-based system

US Patent 7356032 System and method for reducing broadcast traffic wireless access-point networks

US Patent 7359285 Systems and methods for determining shooter locations with weak muzzle detection

US Patent 7359966 Methods and systems for passive information discovery using Lomb periodogram processing

US Patent 7366053 System and method for imaging and tracking contacts within a medium

US Patent 7366125 Extensible satellite communication system

US Patent 7369512 Systems and methods for efficient packet distribution in an ad hoc network

US Patent 7372772 Systems and method for compensation of sensor degradation in shooter detection systems

US Patent 7386003 Systems and methods for communicating in a personal area network

US Patent 7389229 Unified clustering tree

US Patent 7408840 System and method for disambiguating shooter locations

US Patent 7421936 Systems and methods for explosive blast wave mitigation

US Patent 7423995 Criteria for tearing down network links

US Patent 7424225 Systems and methods for implementing contention-based optical channel access

US Patent 7430295 Simple untrusted network for quantum cryptography

US Patent 7440853 Systems and methods for detecting shallow buried objects

US Patent 7457416 Key distribution center for quantum cryptographic key distribution networks

US Patent 7460670 Systems and methods for managing quantum cryptographic networks

US Patent 7483711 Spectrum-adaptive networking

US Patent 7512242 Systems and methods for quantum cryptographic key transport

US Patent 7515716 Systems and methods for reserving cryptographic key material

US Patent 7522628 Systems and methods for implementing coordinated optical channel access

US Patent 7532623 Methods for wireless mesh multicasting

US Patent 7542437 Systems and methods for conserving energy in a communications network

US Patent 7551892 Low-power ad hoc network entry

US Patent 7564812 Method and apparatus for varying times/channels of broadcast beacons

US Patent 7574597 Encoding of signals to facilitate traffic analysis

US Patent 7606927 Systems and methods for forwarding data units in a communications network

US Patent 7609935 Optical vector modulator

US Patent 7627126 Systems and methods for implementing path length control for quantum cryptographic systems

US Patent 7629986 Motion-based visualization

US Patent 7668083 Systems and methods for forwarding data in a communications network

US Patent 7693653 Vehicle routing and path planning

US Patent 7697693 Quantum cryptography with multi-party randomness

US Patent 7706535 Systems and methods for implementing routing protocols and algorithms for quantum cryptographic key transport

US Patent 7710828 Systems and methods for determining shooter locations with weak muzzle detection

US Patent 7773540 Methods, system and apparatus preventing network and device identification

US Patent 7787331 Sensor for airborne shooter localization system