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ADTRAN

Overview
  • Total Patents
    41
About

ADTRAN has a total of 41 patent applications. Its first patent ever was published in 1987. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets telecommunications, digital networks and basic communication technologies are ECI TELECOM LTD, TELLABS PETALUMA INC and CIENA LUXEMBOURG SARL.

Patent filings per year

Chart showing ADTRANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schneider Kevin W 16
#2 Turner Michael D 8
#3 Schneider Kevin Wayne 8
#4 Kimpe Marc 7
#5 Mcmahan Dennis B 6
#6 Burch Richard A 6
#7 Kelly Jaime 5
#8 Goodson Richard L 5
#9 Morton Tanya 3
#10 Chu Fred T Y 3

Latest patents

Publication Filing date Title
WO0039986A1 A method and apparatus for an improved analog echo canceller
US5680422A Method and apparatus for reducing waiting time jitter in pulse stuffing synchronized digital communications
US5515371A Timeslot interleaving delay compensation (bonding) mechanism for time division multiplexed digital communication network
US5539785A Jitter/wander reduction circuit for pulse-stuffed, synchronized digital communications
US5579316A Communications technique for transmitting limited size digital data frames using macro headers to represent multiple header code patterns associated with encapsulation protocols and signal processing operations to which transmitted data are subjected
US5500879A Blind signal separation and equalization of full-duplex amplitude modulated signals on a signal transmission line
US5414733A Decision feedback equalizer employing fixed ratio postcursor taps for minimizing noise and intersymbol interference in signals conveyed over high speed data service loop
US5450441A Mechanism for monitoring quality of digital telephone link based upon rate of occurrence of illegal bipolar violations
US5473665A Performance monitoring of DS0 channel via D4 channel bank
US5396517A Transversal filter useable in echo canceler, decision feedback equalizer applications for minimizing non-linear distortion in signals conveyed over full duplex two-wire communication link
US5390179A Remote provisioning of telephone channel unit using inband digital code sequences transmitted over tandem link
US5479439A Analog service channel port for digital interface
US5144625A Digital subscriber line termination with signalling
US5040190A Analog data station terminal
US4759035A Digitally controlled, all rate equalizer