US Patents issued:

  • 8,913,597 -  Fixed deterministic post-backoff for cyclic prioritized multiple access (CPMA) contention-free sessions
  • 8,867,518 -  Method and apparatus performing express forwarding bypass for time-critical frames
  • 8,767,588 - with Reznik et al, Method and apparatus for implementing a blanket wireless local area network control plane
  • 8,699,510 - Shield`: protecting high priority channel access attempts in overlapped wireless cells
  • 8,687,642 -Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 8,675,620  - Scheduled service periods in wireless mesh networks
  • 8,665,714 -  Call admission control of shared-access resources through a call-handling server
  • 8,649,321 - Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 8,532,134 - Tiered contention multiple access (TCMA): a method for priority-based shared channel access
  • 8,532,079 - Preemptive packet for maintaining contiguity in cyclic prioritized multiple access (CPMA) contention-free sessions
  • 8,301,955 - Method and apparatus performing express retransmission of frames 
  • 8,254,336 - Multiple distinct physical channels for mesh control
  • 8,243,710 - Method and apparatus performing express forwarding
  • 8,238,378 - Emergency call handling in contention-based wireless local area networks
  • 8,223,790 - Method and apparatus performing no back-off forwarding
  • 8,223,637 - Quality-of-service and call admission control
  • 8,189,517 - Broadcast/multicast data in a wireless network
  • 8,155,025 - Method for uplink spectrum monitoring for sparse overlay TDMA systems
  • 8,130,770 - Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 8,111,682 - "Shield": protecting high priority channel access attempts in overlapped wireless cells
  • 7,925,260 Method for uplink spectrum monitoring for sparse overlay TDMA systems
  • 8,072,955 - Method and apparatus performing express forwarding frames having multiple fragments
  • 8,068,470 - Preemptive packet for maintaining contiguity in cyclic prioritized multiple access (CPMA) contention-free sessions
  • 8,068,449 - Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 8,064,415 - Fixed deterministic post-backoff for cyclic prioritized multiple access (CPMA) contention-free sessions
  • 8,036,203 - Method and apparatus for coordinating adjacent channel transmissions on multiple radio nodes
  • 8,036,200 - Efficient polled frame exchange on a shared-communications channel
  • 8,036,187 - Broadcast/multicast data in a wireless network
  • 8,010,168 - Efficient power management in wireless local area networks
  • 8,009,600 - Dealing with lost acknowledgements when power-saving
  • 8,004,979 - Call admission control for mobility-capable telecommunications terminals
  • 8,004,975 - Method and apparatus providing adjacent channel interference avoidance
  • 7,995,544 - Wireless LANs and neighborhood capture
  • 7,983,271 - Tiered contention multiple access (TCMA): a method for priority-based shared channel access
  • 7,983,232 - Wireless LANs and neighborhood capture
  • 7,983,231- Staggered startup for cyclic prioritized multiple access (CPMA) contention-free sessions
  • 7,978,637- Power-saving mechanisms for 802.11 clients
  • 7,940,688 - Method and apparatus for canceling channel reservations in a wireless network 
  • 7,894,590 - Complementary VOIP service
  • 7,881,322 Power-saving mechanism for periodic traffic streams in wireless local-area networks
  • 7,864,796 Start-to-finish reservations in distributed MAC protocols for wireless LANs
  • 7,864,674 Tiered contention multiple access (TCMA): a method for priority-based shared channel access
  • 7,860,054 Method and apparatus for using single-radio nodes and multi-radio nodes in a network
  • 7,843,819 Protocol for wireless multi-channel access control
  • 7,835,339 Dynamic channel assignment in wireless ad hoc networks
  • 7,817,675 Emergency call handling in contention-based wireless local-area networks
  • 7,773,625 Access method for periodic contention-free sessions
  • 7,711,101 Direct calling to devices via a shared telephone number
  • 7,706,341 Accounting for telecommunications terminal mobility in call admission control
  • 7,693,175 Prioritized access in a multi-channel MAC protocol
  • 7,693,117 Power-saving mechanism for periodic traffic streams in wireless local-area networks
  • 7,693,085 Traffic specifications for polling requests of periodic sources
  • 7,688,783 Mixing basic service set (BSS) traffic and mesh forwarding traffic
  • 7,688,724 Call admission control for mobility-capable telecommunications terminals
  • 7,668,128 Features of power save in 802.11e wireless local area networks (WLANs)
  • 7,664,132 Random medium access methods with backoff adaptation to traffic
  • 7,656,854 Avoiding hidden terminals in wireless local area networks
  • 7,646,758 Method and apparatus for coordinating adjacent channel transmissions on multiple radio nodes
  • 7,616,655 Avoiding exposed node problems in wireless local area networ
  • 7,606,208   Distributed architecture for deploying multiple wireless local-area networks
  • 7,603,146   Efficient power management in wireless local area networks
  • 7,570,613 Organization of automatic power save delivery buffers at an access point
  • 7,548,531   Poll scheduling for periodic traffic sources
  • 7,539,168 Emergency call handling in contention-based wireless local-area networks
  • 7,433,670 Delivery of buffered frames to power saving stations in wireless local area networks
  • 7,379,432    Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 7,324,491     Method and apparatus for over-the-air bandwidth reservations in wireless networks
  • 7,289,803    Method for uplink spectrum monitoring for sparse overlay TDMA systems
  • 7,280,517    Wireless LANs and neighborhood capture
  • 7,277,415    Staggered startup for cyclic prioritized multiple access (CPMA) contention-free sessions
  • 7,277,413    Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 7,274,708    Random medium access methods with backoff adaptation to traffic
  • 7,248,600    `Shield`: protecting high priority channel access attempts in overlapped wireless cells
  • 7,245,605    Preemptive packet for maintaining contiguity in cyclic prioritized multiple access (CPMA) contention-free sessions
  • 7,245,604    Fixed deterministic post-backoff for cyclic prioritized multiple access (CPMA) contention-free sessions
  • 7,180,905    Access method for periodic contention-free sessions
  • 7,180,877    Asymmetric measurement-based dynamic packet assignment system and method for wireless data services
  • 7,154,876    Exploratory polling for periodic traffic sources
  • 7,136,361    Hybrid coordination function (HCF) access through tiered contention and overlapped wireless cell mitigation
  • 7,095,754    Tiered contention multiple access (TCMA): a method for priority-based shared channel access
  • 7,027,462    Random medium access methods with backoff adaptation to traffic
  • 6,990,348   Self-configuring wireless system and a method to derive re-use criteria and neighboring lists therefor
  • 6,980,542    Poll scheduling for periodic uplink and downlink traffic
  • 6,940,845   Asymmetric measurement-based dynamic packet assignment system and method for wireless data services
  • 6,792,268    Method for uplink spectrum monitoring for sparse overlay TDMA systems
  • 6,775,549    Method for self-calibration of a wireless communication system
  • 6,615,040   Self-configurable wireless systems: spectrum monitoring in a layered configuration
  • 6,496,699    Method for self-calibration of a wireless communication system
  • 6,473,623    Method for self-calibration of a wireless communication system
  • 6,442,397    Method for self-calibration of a wireless communication system
  • 6,442,373    Distributed computation
  • 6,314,294    Method for self-calibration of a wireless communication system
  • 6,259,922    Managing interference in channelized cellular systems
  • 6,230,016    Apparatus and method for adaptive-dynamic channel assignment in wireless communication networks
  • 6,181,918    System and method for management of neighbor-channel interference with cellular reuse partitioning
  • 6,128,498    System and method for management of neighbor-channel interference with power control and directed channel assignment
  • 6,112,092    Self-configurable channel assignment system and method
  • 5,960,339    Analog-to-digital transition: selecting the optimal cellular radio mix
  • 5,956,643    Apparatus and method for adaptive dynamic channel assignment in wireless communication networks
  • 5,809,423    Adaptive-Dynamic channel assignment organization system and method
  • 5,787,352    System and method for management of neighbor-channel interference with power control and directed channel assignment
  • 5,740,536    System and method for managing neighbor-channel interference in channelized cellular systems
  • 5,513,379    Apparatus and method for dynamic resource allocation in wireless communication networks utilizing ordered borrowing
  • 5,404,574    Apparatus and method for non-regular channel assignment in wireless communication networks
  • 5,345,499 Method for increasing two tier macrocell/microcell subscriber capacity in a cellular system

Patent applications pending Link to USPTO