PACIFIC COMMUNICATION SCIENCES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04B TRANSMISSION 10200
 
  
 
H04Q SELECTING 9101
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 5280
 
  
 
H04M TELEPHONIC COMMUNICATION 4159
 
  
 
H04J MULTIPLEX COMMUNICATION 3122
 
  
 
H03C MODULATION 224
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H03L AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES 179

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6694146 Method for reducing time required to receive and decode a temporary equipment identifier messageSep 27, 95Feb 17, 04[H04Q, H04B]
6463271 Portable radio telephone data terminal using cdpdJun 07, 95Oct 08, 02[H04M]
6434395 Portable communications and data terminal having multiple modes of operationDec 18, 96Aug 13, 02[H04L, H04Q, H04B]
6370135 Continuous CDPD base station and method of facilitating efficient data transferJun 07, 95Apr 09, 02[H04L]
6334062 Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messagesJun 07, 95Dec 25, 01[H04B]
6184796 Method and apparatus for automatic telephone dialing from a pager messageJan 19, 96Feb 06, 01[H04B]
6157836 Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messagesSep 30, 98Dec 05, 00[H04Q, H04B]
6058289 Method and apparatus for low power mobile unit for cellular communications systemSep 26, 95May 02, 00[H04Q]
6032053 Signaling the type of incoming telephone callsDec 19, 97Feb 29, 00[H04M]
5946624 Synchronized frequency hoppingAug 29, 96Aug 31, 99[H04J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6826400 Method and apparatus for concurrent monitoring of divergent wireless telecommunication systemsExpiredSep 11, 98Nov 30, 04[H04M, H04L, H04Q, H04J]
5862326 Efficient request-reply protocol for a client-server modelExpiredSep 21, 95Jan 19, 99[G06F]

Top Inventors for This Owner

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