Inventor

Jan E. Uddenfeldt

Inventor

Vallingby, SE

Overview

16→

Patents

1990–2002

Patent span

Electricity

Primary field (CPC H)

Patents· 16 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Wprimary

H04WWireless communication networks47%

H04BTransmission19%

H04MTelephonic communication16%

H04HBroadcast communication9%

H04LTransmission of digital information, e.g. telegraphic communication6%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use3%

PatentTitleYear

RE037787'Handover method for mobile radio system'2002 RE037754'Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system'2002 RE037685'Handover method for mobile radio system'2002 RE036079'Handover method for mobile radio system'1999 RE036078'Handover method for mobile radio system'1999 RE036017'Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system'1998 5,805,633'Method and apparatus for frequency planning in a multi-system cellular communication network'1998 5,793,757'Telecommunication network having time orthogonal wideband and narrowband sytems'1998 5,327,576'Handoff of a mobile station between half rate and full rate channels'1994 5,327,577'Handover method for mobile radio system'1994 5,257,401'Method of maintaining an established connection in a mobile radio system comprising both analog and digital radio channels'1993 5,212,803'Method for reducing equalizer usage in mobile radio communication systems'1993 5,109,528'Handover method for mobile radio system'1992 5,088,108'Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system'1992 5,081,671'Method of reducing blockages in handing over calls in a mobile, cellular telephone system'1992 4,972,506'Method of transmitting data information in a mobile, cellular radio communication system'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2002Patents assigned to ERICSSON TELEFON AB L M (15)· patent assignee history

1990–1998Based in Vallingby, SE· patent location history

1994Patents assigned to TELEFONAKITEBOLAGET L M ERICSS (1)· patent assignee history

1999–2002Based in Hasselby, SE· patent location history

2002Based in H{overscore (a)}sselby, SE· patent location history

2002Based in Vllingby, SE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ERICSSON TELEFON AB L M	15	1990–2002
TELEFONAKITEBOLAGET L M ERICSS	1	1994

Locations

Location	Patents	Span
Vallingby, SE	11	1990–1998
Hasselby, SE	3	1999–2002
H{overscore (a)}sselby, SE	1	2002
Vllingby, SE	1	2002