Inventor · disambiguated record
Dag E. Akerberg
Also filed as: AAKERBERG DAG · AAKERBERG DAG E SON · AANGSTROEM KERBERG DAG E · AKERBERG D E
18 granted patents·2 pending applications·1,255 citations·filing 1975–2002
96Inventor score
Files withERICSSON TELEFON AB L M18
Top patents by PatentIndex Score
20 records- 0198US3973200AProcess for acknowledging calls in a system for wireless staff locatorsERICSSON TELEFON AB L M·Filed 1975·Granted Aug 3, 1976·166 cites·3 claims
- 0294US5533027ADigital fixed radio access system providing local mobilityERICSSON TELEFON AB L M·Filed 1995·Granted Jul 2, 1996·210 cites·30 claims
- 0394US4347501AInstallation for transmitting alarm signalsERICSSON TELEFON AB L M·Filed 1979·Granted Aug 31, 1982·74 cites·3 claims
- 0490US4980907ATelecommunication combination comprising a telepoint and a portable radio terminalERICSSON TELEFON AB L M·Filed 1989·Granted Dec 25, 1990·215 cites·15 claims
- 0583US6483826B1Utilization of plural multiple access types for mobile telecommunicationsERICSSON TELEFON AB L M·Filed 1999·Granted Nov 19, 2002·108 cites·9 claims
- 0682US5134710AMethod of transmitting call information in a short range mobile telephone system and a radio unit for carrying out the methodERICSSON TELEFON AB L M·Filed 1989·Granted Jul 28, 1992·65 cites·4 claims
- 0782US4628152AMethod and apparatus for transmission of telephone calls to a portable, wireless telephone setERICSSON TELEFON AB L M·Filed 1983·Granted Dec 9, 1986·35 cites·14 claims
- 0877US6839333B1TDMA-TDD/FDD radio communication system and channel selection method and apparatus for such a systemERICSSON TELEFON AB L M·Filed 1999·Granted Jan 4, 2005·81 cites·16 claims
- 0970US7389112B2Mobile terminal for optimal spectrum utilization in cellular systemsERICSSON TELEFON AB L M·Filed 2002·Granted Jun 17, 2008·16 cites·8 claims
- 1069US4709401AMethod of setting radio transmitters for synchronous radio transmissionERICSSON TELEFON AB L M·Filed 1986·Granted Nov 24, 1987·22 cites·2 claims
- 1166US5150362ABeacon carrierERICSSON TELEFON AB L M·Filed 1990·Granted Sep 22, 1992·72 cites·6 claims
- 1266US4764928AMethod and apparatus in radio reception for avoiding storing a message more than onceERICSSON TELEFON AB L M·Filed 1985·Granted Aug 16, 1988·30 cites·8 claims
- 1365US4759022AMethod and receiver for receiving messages sent by radioERICSSON TELEFON AB L M·Filed 1985·Granted Jul 19, 1988·30 cites·6 claims
- 1462US4709402AMethod of synchronizing radio transmitters for synchronous radio transmissionERICSSON TELEFON AB L M·Filed 1986·Granted Nov 24, 1987·22 cites·6 claims
- 1556US4731812AInstallation with portable, wireless telephone setsERICSSON TELEFON AB L M·Filed 1986·Granted Mar 15, 1988·52 cites·10 claims
- 1655US5109527AMobile radio communications method avoiding unnecessary transmissions in environment of unknown channel allocationERICSSON TELEFON AB L M·Filed 1990·Granted Apr 28, 1992·45 cites·12 claims
- 1743US2003109284A1Flexible carrier utilizationFiled 2002·Application pending·0 cites
- 1841US4682350AEquipment for wireless telephone transmissionERICSSON TELEFON AB L M·Filed 1986·Granted Jul 21, 1987·9 cites·7 claims
- 1941US2004157561A1Carrier selection methodFiled 2002·Application pending·0 cites
- 2032US6046993AMethod to adapt a synchronous transmissionERICSSON TELEFON AB L M·Filed 1995·Granted Apr 4, 2000·3 cites·5 claims
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