Comstream Corporation

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 3282
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 2445
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170
 
  
 
H03K PULSE TECHNIQUE 1130

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5550869 Demodulator for consumer usesDec 30, 92Aug 27, 96[H04L, H03D]
5528633 Tuner with quadrature downconverter for pulse amplitude modulated data applicationsJun 22, 94Jun 18, 96[H04L]
5521499 Signal controlled phase shifterDec 23, 92May 28, 96[H03K, H03H]
5379243 Method and apparatus for performing finite field divisionAug 31, 92Jan 03, 95[G06F]
5325401 L-band tuner with quadrature downconverter for PSK data applicationsMar 13, 92Jun 28, 94[H04L]
5272661 Finite field parallel multiplierDec 15, 92Dec 21, 93[G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5325318 Variable rate digital filterExpiredAug 12, 93Jun 28, 94[G06F]
5319649 Transmission systems and decoders thereforExpiredDec 27, 91Jun 07, 94[H03M, G06F]
4837786 Technique for mitigating rain fading in a satellite communications system using quadrature phase shift keyingExpiredAug 07, 86Jun 06, 89[H04B, H04J]

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.