DW

David R. Welland

SL Silicon Laboratories: 105 patents #1 of 744Top 1%
CL Cirrus Logic: 20 patents #55 of 1,131Top 5%
DB Dbx: 8 patents #1 of 15Top 7%
CS Crystal Semiconductor: 4 patents #13 of 74Top 20%
AD Analog Devices: 2 patents #738 of 1,943Top 40%
SS St-Ericsson Sa: 2 patents #146 of 771Top 20%
BT Blackswan Technologies: 1 patents #9 of 14Top 65%
🗺 Texas: #197 of 125,132 inventorsTop 1%
Overall (All Time): #6,593 of 4,157,543Top 1%
146
Patents All Time

Issued Patents All Time

Showing 76–100 of 146 patents

Patent #TitleCo-InventorsDate
6480602 Ring-detect interface circuitry and method for a communication system Timothy J. Dupuis, Bradley J. Fluke, Jeffrey W. Scott, Navdeep S. Sooch 2002-11-12
6456712 Separation of ring detection functions across isolation barrier for minimum power Jerrell P. Hein, Jeffrey W. Scott, Navdeep S. Sooch 2002-09-24
6442213 Digital isolation system with hybrid circuit in ADC calibration loop Andrew W. Krone, Timothy J. Dupuis, Jeffrey W. Scott, Navdeep S. Sooch 2002-08-27
6442271 Digital isolation system with low power mode George Tyson Tuttle, Jerrell P. Hein, Timothy J. Dupuis, Jeffrey W. Scott, Navdeep S. Sooch 2002-08-27
6430229 Capacitive isolation system with digital communication and power transfer Jeffrey W. Scott, Navdeep S. Sooch 2002-08-06
6408034 Framed delta sigma data with unlikely delta sigma data patterns Andrew W. Krone, Jerrell P. Hein, Jeffrey W. Scott, Navdeep S. Sooch 2002-06-18
6388536 Method and apparatus for providing coarse and fine tuning control for synthesizing high-frequency signals for wireless communications 2002-05-14
6389061 Isolation system with digital communication across a capacitive barrier Jeffrey W. Scott, Navdeep S. Sooch 2002-05-14
6389134 Call progress monitor circuitry and method for a communication system Timothy J. Dupuis, George Tyson Tuttle, Jeffrey W. Scott, Navdeep S. Sooch 2002-05-14
6385235 Direct digital access arrangement circuitry and method for connecting to phone lines Jeffrey W. Scott, Navdeep S. Sooch 2002-05-07
6359983 Digital isolation system with data scrambling Andrew W. Krone, Jeffrey W. Scott, Navdeep S. Sooch 2002-03-19
6330330 External resistor and method to minimize power dissipation in DC holding circuitry for a communication system Jeffrey W. Scott, Navdeep S. Sooch 2001-12-11
6327463 Method and apparatus for generating a variable capacitance for synthesizing high-frequency signals for wireless communications 2001-12-04
6323796 Digital isolation system with ADC offset calibration Andrew W. Krone, Timothy J. Dupuis, Jeffery W. Scott, Navdeep S. Sooch 2001-11-27
6323735 Method and apparatus for synthesizing high-frequency signals utilizing on-package oscillator circuit inductors John B. Pavelka, Edmund G. Healy 2001-11-27
6317006 Frequency synthesizer utilizing phase shifted control signals Caiyi Wang 2001-11-13
6311050 Single integrated circuit phase locked loop for synthesizing high-frequency signals for wireless communications and method for operating same Caiyi Wang, Donald A. Kerth 2001-10-30
6307891 Method and apparatus for freezing a communication link during a disruptive event Jerrell P. Hein, Timothy J. Dupuis, George Tyson Tuttle, Jeffrey W. Scott, Navdeep S. Sooch 2001-10-23
6308055 Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications Caiyi Wang 2001-10-23
6304146 Method and apparatus for synthesizing dual band high-frequency signals for wireless communications 2001-10-16
6297755 Analog isolation system with digital communication across a capacitive barrier Jeffrey W. Scott, Navdeep S. Sooch 2001-10-02
6298133 Telephone line interface architecture using ringer inputs for caller ID data Jerrell P. Hein, Jeffrey W. Scott, Navdeep S. Sooch 2001-10-02
6289070 Digital isolation system with ADC offset calibration including coarse offset Andrew W. Krone, Timothy J. Dupuis, Jeffrey W. Scott, Navdeep S. Sooch 2001-09-11
6285536 High voltage input pad system Douglas R. Holberg, Nadi R. Itani 2001-09-04
6233441 Method and apparatus for generating a discretely variable capacitance for synthesizing high-frequency signals for wireless communications 2001-05-15