Inventor · Sudbury, MA, US

Anna Charny

53Patents
17h-index
40Co-inventors
84Inventor score

Filing activity: Jul 18, 1994 → Aug 29, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6072772A Method for providing bandwidth and delay guarantees in a crossbar switch with speedup Electricity 117 Expired
US6778492B2 Load balancing for fast reroute backup tunnels Electricity 77 Expired
US6978394B1 Linear program-based technique for placing FRR TE tunnels with bandwidth guarantee Electricity 72 Expired
US5734825A Traffic control system having distributed rate calculation and link by link flow control Emerging Cross-Sectional Technologies 71 Expired
US6563837B2 Method and apparatus for providing work-conserving properties in a non-blocking switch with limited speedup independent of switch size Electricity 67 Expired
US8059546B2 Traffic flow scheduling techniques implemented on bonded channels of a shared access cable network Emerging Cross-Sectional Technologies 47 Active
US5781531A Method and apparatus for hierarchical relative error scheduling Electricity 45 Expired
US6615271B1 Traffic control system having distributed rate calculation and link flow control Emerging Cross-Sectional Technologies 31 Expired
US8369213B2 Optimization of distributed tunnel rerouting in a computer network with path computation at an intermediate node Electricity 30 Active
US6130878A Method and apparatus for rate-based scheduling using a relative error approach Electricity 28 Expired
US5968128A Traffic control system having distributed rate calculation and link by link flow control Emerging Cross-Sectional Technologies 24 Expired
US6108305A Method and apparatus for relative error scheduling in a communications network using discrete rates and proportional rate scaling Electricity 23 Expired
US8072879B2 Technique for determining whether to reestablish fast rerouted primary tunnels based on backup tunnel path quality feedback Electricity 23 Active
US7738382B2 Hierarchical multi-rate multi-precedence policer Electricity 21 Active
US6047328A Method and apparatus for allocating a transmission rate to source end nodes in a network Electricity 20 Expired
US5956322A Phantom flow control method and apparatus Electricity 17 Expired
US6865154B1 Method and apparatus for providing bandwidth and delay guarantees in combined input-output buffered crossbar switches that implement work-conserving arbitration algorithms Electricity 17 Expired
US7969898B1 Technique for breaking loops in a communications network Electricity 16 Active
US7433966B2 Implicit shared bandwidth protection for fast reroute Electricity 15 Expired
US5978357A Phantom flow control method and apparatus with improved stability Electricity 14 Expired
US5745697A Network flow control having intermediate node scalability to a large numbers of virtual circuits Electricity 14 Expired
US7660254B2 Optimization of distributed tunnel rerouting in a computer network with coordinated head-end node path computation Electricity 13 Active
US7417999B1 Priority propagation in a multi-level scheduling hierarchy Electricity 12 Expired
US5995995A Apparatus and method for scheduling virtual circuit data for DMA from a host memory to a transmit buffer memory Electricity 11 Expired
US8264957B1 Control of preemption-based beat-down effect Electricity 11 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.