WAVETEK CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 10232
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 6153
 
  
 
H04B TRANSMISSION 5205
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6425132 Ingress testing of CATV system utilizing remote selection of CATV nodeApr 06, 98Jul 23, 02[H04N]
6313874 Method and apparatus for direct detection of communication system leakage signalsNov 17, 97Nov 06, 01[H04N, H04B, G01R]
6310646 Method and apparatus for measuring a radio frequency signal having program information and control informationNov 26, 97Oct 30, 01[H04N, H04B, G01R]
6307593 Pulsed leakage tagging signalOct 03, 97Oct 23, 01[H04N]
6278485 Preconfigured CATV sweep testing method and apparatusDec 01, 97Aug 21, 01[H04N, H04B, G01R]
6219095 Noise measurement systemFeb 10, 98Apr 17, 01[H04N]
6160991 CATV frequency sweep testing remote unitJan 21, 99Dec 12, 00[H04N]
6141695 Email system converts email data to a different format according to processing mode information set in memory in correspondence with post office informationDec 02, 97Oct 31, 00[G06F]
6118975 Method and apparatus for leakage detection using pulsed RF tagging signalDec 02, 97Sep 12, 00[H04N]
6041076 Digitally modulated CATV power measurement using undersamplingDec 02, 97Mar 21, 00[H04Q, H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4910653 Power converter with cascaded output transformersExpiredApr 20, 89Mar 20, 90[H02M]
4847569 Automatic calibration system for a voltage control oscillatorExpiredFeb 20, 87Jul 11, 89[H03L]
4794325 Calibrated power detectorExpiredMay 29, 85Dec 27, 88[G01C, G01R]
4745303 DC-DC impedance transformer charge pumpExpiredFeb 17, 87May 17, 88[G11C]
4710969 CATV testing systemExpiredDec 01, 81Dec 01, 87[H04B]
4415860 Sine wave to triangle wave convertorExpiredMar 20, 81Nov 15, 83[H03K]
4409564 Pulse delay compensation for frequency synthesizerExpiredMar 20, 81Oct 11, 83[H03L]
4368437 Wide frequency range signal generator including plural phase locked loopsExpiredJul 07, 78Jan 11, 83[H03L]
4363009 L-C Filter with impedance transformersExpiredMay 08, 80Dec 07, 82[H03H]

Top Inventors for This Owner

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