Inventor

CHAPMAN JOHN T

US120 patents

⚠️ This page may combine multiple inventors who share the name “CHAPMAN JOHN T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHAPMAN JOHN T

CISCO TECH INC

Technique for synchronizing multiple access controllers at the head end of an access network

Addressing scheme implemented in access networks

Packet fiber node

Technique for synchronizing network devices in an access data network

Downstream channel change technique implemented in an access network

Map routing technique implemented in access networks

Proxy addressing scheme for cable networks

Apparatus, system, and method for providing energy management, profiles, and message blocks in a cable service environment

Downstream remote physical interface for modular cable modem termination system

Map routing technique implemented in access networks

Time slotted logical ring

Downstream channel change technique implemented in an access network

Wideband upstream protocol

Resource reservation and admission control for IP network

Upstream physical interface for modular cable modem termination system

Timing system for modular cable modem termination system

Use of IPv6 in access networks

Techniques for wireless access and wireline network integration

Virtual cable modem termination system redundancy in a cable modem network environment

High power efficient amplification at cable modems through digital pre-distortion and machine learning in cable network environments

Managing time offset and frequency drift in asynchronous DOCSIS remote PHY network environments

Technique for synchronizing network devices in an access data network

System for synchronizing circuitry in an access network

Virtual cable modem termination system

Wideband cable modem with narrowband circuitry

Downstream channel change technique implemented in an access network

Aggregate maximum throughput for groups of service flows

Wideband cable system

Tunneling scheme for transporting information over a cable network

Method and apparatus for using data-over-cable applications and services in non-cable environments

Packet fiber node

CISCO TECH IND

Method and apparatus for supporting header suppression and multiple microflows in a network

Method and apparatus for mapping voice activity detection to a scheduled access media

Method and apparatus for supporting header suppression and multiple microflows in a network

MPEG frame add/drop multiplexer with bandwidth controller

System for managing signals in different clock domains and a programmable digital filter

Method and apparatus for conducting call waiting-caller identification in a packet switched network

Time slotted logical ring

Generic serial interface with automatic reconfigurability

Generic serial interface with automatic reconfigurability

Method and apparatus for distributing and accessing configuration registers

Frequency measurement circuit

Hot plug port adapter with separate PCI local bus and auxiliary bus

System for managing signals in different clock domains and a programmable digital filter

CISCO SYSTEMS INC

Hot plug port adapter with separate PCI local bus and auxiliary bus

CISCO TECHNOLOGY

Method and apparatus for supporting header suppression and multiple microflows in a network

BJORK ROGER A

System and method of determining cable characteristics

CHAPMAN JOHN T

Upstream external PHY interface for data and control plane traffic

ASATI RAJIV

System and method for discovering and verifying a hybrid fiber-coaxial topology in a cable network environment

SOWINSKI PAWEL

Map message expediency monitoring and automatic delay adjustments in M-CMTS