Inventor · disambiguated record
Torbjorn Randahl
Also filed as: RANDAHL TORBJOERN · RANDAHL TORBJOERN IVAR · RANDAHL TORBJORN · RANDAHL TORBJORN I
12 granted patents·2 pending applications·26 citations·filing 1995–2010
86Inventor score
Top patents by PatentIndex Score
14 records- 0157US7801296B2xDSL-line-interface-circuitINFINEON TECHNOLOGIES AG·Filed 2005·Granted Sep 21, 2010·1 cites·23 claims
- 0252US6687370B1Method and an arrangement for securing an ADSL connectionERICSSON TELEFON AB L M·Filed 2000·Granted Feb 3, 2004·1 cites·2 claims
- 0349US7221702B2Transmitter/receiver for bidirectional communicationsINFINEON TECHNOLOGIES AG·Filed 2003·Granted May 22, 2007·2 cites·7 claims
- 0449US6757834B2Method and arrangement for minimizing power dissipation in a line driverINFINEON TECHNOLOGIES AG·Filed 2001·Granted Jun 29, 2004·1 cites·6 claims
- 0545US7282992B2Class D-amplifierINFINEON TECHNOLOGIES AG·Filed 2005·Granted Oct 16, 2007·2 cites·22 claims
- 0644US5734712AMethod for off-hook detection during ringing and the use of a subscriber line interface circuit for off-hook detection during ringingERICSSON TELEFON AB L M·Filed 1995·Granted Mar 31, 1998·14 cites·9 claims
- 0738US8588403B2Echo canceling arrangementBARKARO STEFAN·Filed 2010·Granted Nov 19, 2013·0 cites·15 claims
- 0837US7839993B2Echo canceling arrangementLANTIQ DEUTSCHLAND GMBH·Filed 2004·Granted Nov 23, 2010·0 cites·10 claims
- 0934US2005286710A1Broadband XDSL transceiverINFINEON TECHNOLOGIES AG·Filed 2005·Application pending·0 cites
- 1031US5553132AMethod and an arrangement for generating a ringing signalERICSSON TELEFON AB L M·Filed 1995·Granted Sep 3, 1996·2 cites·4 claims
- 1129US6625175B1Method and an arrangement for securing an ADSL connectionERICSSON TELEFON AB L M·Filed 1999·Granted Sep 23, 2003·1 cites·4 claims
- 1228US6636605B1Echo and distortion cancellation arrangementERICSSON TELEFON AB L M·Filed 1999·Granted Oct 21, 2003·2 cites·6 claims
- 1325US2005156664A1Class-D line driver arrangementFiled 2004·Application pending·0 cites
- 1421US6167135AMethod and apparatus for generating a ringing signalERICSSON TELEFON AB L M·Filed 1998·Granted Dec 26, 2000·0 cites·14 claims
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