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Inventor

David Duperray

Inventor
Saint Ismier, FR

Overview

9→
Patents
1999–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

H04Bprimary
H04BTransmission29%
H01QAntennas, i.e. radio aerials12%
H03FAmplifiers12%
H03MCoding12%
G11CStatic stores6%
H01LSemiconductor devices6%
H03CModulation6%
H03DDemodulation or transference of modulation from one carrier to another6%
H03GControl of amplification6%
H10DInorganic electric semiconductor devices6%
PatentTitleYear
11,005,490Sampling circuit202110,917,106Electronic device forming a digital-to-analog converter and a mixer20218,918,060'2G, 2.5G RF loopback arrangement for mobile device self-testing'20148,594,234'Multiple transmission apparatus with reduced coupling'20137,593,699'Distortion/efficiency adaptation in a variable-data-rate radio transmitter'20097,058,139'Transmitter with transmitter chain phase adjustment on the basis of pre-stored phase information'20066,850,785'Portable communication device arranged for state-dependently controlling non-uniform selection patterns among possible antenna directivity configurations'20056,507,244'Transmitter with a sliding compression point'20035,900,839'Radio transmission apparatus comprising a retractable antenna and an antenna device for such apparatus'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2005Based in Le Mans, FR· patent location history
2003–2006Patents assigned to KONINKL PHILIPS ELECTRONICS NV (3)· patent assignee history
2003–2006Based in Sunnyvale, CA, US· patent location history
2013Patents assigned to COLLADOS ASENSIO MANEL (1)· patent assignee history
2013Based in Redwood City, CA, US· patent location history
2014Patents assigned to DUPERRAY DAVID (1)· patent assignee history
2014Based in Austin, TX, US· patent location history
2021Patents assigned to ST MICROELECTRONICS ALPS SAS (2)· patent assignee history
2021Patents assigned to ST MICROELECTRONICS SA (2)· patent assignee history
2021Based in Saint Ismier, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KONINKL PHILIPS ELECTRONICS NV32003–2006
ST MICROELECTRONICS ALPS SAS22021
ST MICROELECTRONICS SA22021
COLLADOS ASENSIO MANEL12013
DUPERRAY DAVIDself12014
Locations
LocationPatentsSpan
Saint Ismier, FR22021
Sunnyvale, California, US22003–2006
Le Mans, FR21999–2005
Austin, Texas, US12014
Redwood City, California, US12013