Inventor · San Jose, CA, US

Subir Varma

55Patents
19h-index
22Co-inventors
84Inventor score

Filing activity: Feb 1, 1996 → Apr 27, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7068639B1 Synchronized plural channels for time division duplexing Electricity 149 Expired
US5831980A Shared memory fabric architecture for very high speed ATM switches Electricity 146 Expired
US6275497A Method and apparatus for controlling communication channels using contention and polling schemes Electricity 86 Expired
US5796719A Traffic flow regulation to guarantee end-to-end delay in packet switched networks Electricity 64 Expired
US9173158B2 Method and apparatus for improving LTE enhanced packet core architecture using openflow network controller Electricity 55 Active
US5726985A ATM communication system interconnect/termination unit Electricity 52 Expired
US5982749A ATM communication system interconnect/termination unit Electricity 49 Expired
US6373846B1 Single chip networking device with enhanced memory access co-processor Electricity 48 Expired
US5848068A ATM communication system interconnect/termination unit Electricity 39 Expired
US5959993A Scheduler design for ATM switches, and its implementation in a distributed shared memory architecture Electricity 37 Expired
US6654384B1 Integrated self-optimizing multi-parameter and multi-variable point to multipoint communication system Electricity 36 Expired
US5920561A ATM communication system interconnect/termination unit Electricity 35 Expired
US6643322B1 Dynamic wireless link adaptation Emerging Cross-Sectional Technologies 35 Expired
US5621773A Method and apparatus for fast synchronization of T1 extended superframes Electricity 32 Expired
US6535512B1 ATM communication system interconnect/termination unit Electricity 26 Expired
US5838957A Multi-stage timer implementation for telecommunications transmission Physics 24 Expired
US6636488B1 Automatic retransmission and error recovery for packet oriented point-to-multipoint communication Electricity 23 Expired
US5841772A ATM communication system interconnect/termination unit Electricity 22 Expired
US6650623B1 Adaptive link layer for point to multipoint communication system Electricity 19 Expired
US7366133B1 Integrated, self-optimizing, multi-parameter/multi-variable point-to-multipoint communication system [II] Electricity 17 Expired
US7388919B2 Dynamic wireless link adaptation Emerging Cross-Sectional Technologies 16 Active
US7139251B1 Scheduling for links having changing parameters Electricity 15 Expired
US8045561B1 Two stage traffic scheduling Electricity 14 Active
US5933414A Method to control jitter in high-speed packet-switched networks Electricity 13 Expired
US6992986B2 Integrated self-optimizing multi-parameter and multi-variable point to multipoint communication system Electricity 12 Expired

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