ERICSSON GE MOBILE COMMUNICATIONS HOLDING INC.

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Technologies

Intl Class Technology # of Patents/ App Rank in Class
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3386
 
 
 
H04B TRANSMISSION 3178
 
 
 
H04J MULTIPLEX COMMUNICATION 2113
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1138
 
 
 
H04K SECRET COMMUNICATION; JAMMING OF COMMUNICATION154
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1217
 
 
 
H04Q SELECTING 1106

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5,404,355 Method for transmitting broadcast information in a digital control channelOct 05, 92Apr 04, 95[H04J, H04Q, H04B]
5,357,454 Fast walsh transform processorJul 25, 91Oct 18, 94[G06F]
5,345,598 Duplex power control system in a communication networkApr 10, 92Sep 06, 94[H04B]
5,237,586 Rake receiver with selective ray combiningMar 25, 92Aug 17, 93[H04J, H04L]
5,230,003 Decoding system for distinguishing different types of convolutionally-encoded signalsFeb 08, 91Jul 20, 93[G06F]
5,220,275 Accumulator phase digitizerJul 26, 91Jun 15, 93[G01R]
5,218,619 CDMA subtractive demodulationAug 02, 91Jun 08, 93[H04K]
5,187,675 Maximum search circuitSep 18, 91Feb 16, 93[G06F]
5,175,871 Power amplifier for a cellular telephoneAug 08, 91Dec 29, 92[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
5,361,403 AM-FM transmitter power amplifierMay 17, 93Nov 01, 94[H03G, H03F, H04B]
5,276,764 Method and device for compressing and expanding an analog signalJun 12, 91Jan 04, 94[G10L]
D337984 Battery for a portable telephoneMay 01, 91Aug 03, 93[]
5,179,724 Conserving power in hand held mobile telephones during a receiving mode of operationJan 15, 91Jan 12, 93[H04B]
5,151,919 CDMA subtractive demodulationDec 17, 90Sep 29, 92[H04K]
5,066,927 Dual modulus counter for use in a phase locked loopSep 06, 90Nov 19, 91[H03K]

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