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Inventor

Johannes W. M. Bergmans

Inventor
Eindhoven, NL

Overview

30→
Patents
1989–2002
Patent span
Electricity
Primary field (CPC H)

Patents· 30 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication47%
G11BInformation storage based on relative movement between record carrier and transducer21%
H04BTransmission16%
G01RMeasuring electric variables5%
H03MCoding5%
G06FElectric digital data processing2%
H03HImpedance networks, e.g. resonant circuits2%
H03KPulse technique2%
PatentTitleYear
6,381,082'Arrangement for reading information form a record carrier'20026,304,396'Arrangement for reading information from a magnetic record carrier'20016,288,859'Device for write compensation in magnetic-media recording'20016,134,065'Method and device utilizing erasure information as a reliability indicator in an information medium'20006,118,833'Fast acquisition method for obtaining data from a transmission channel and a data receiver for carrying out this method'20006,091,558'Device for write compensation in magnetic media recording'20006,011,817'Transmission system and receiver with improved detection, and improved detection method'20005,974,099'Unreliability detector apparatus and reproduction apparatus provided with the unreliability detector apparatus'19995,943,368'Transmission, recording and reproduction of a digital information signal'19995,761,243'Digital receiver with noise filter which also serves as a feedback filter providing intersymbol interference reduction'19985,570,396'Transmission system comprising receiver with improved timing means'19965,557,638'Transmission system for multivalued digital symbols'19965,487,085'Transmission system with improved equalizer'19965,463,654'Transmission system with increased sampling rate detection'19955,461,644'Adaptive viterbi detector'19955,426,671'Transmission system comprising receiver with improved timing means'19955,353,310'Data transmission system with reduced error propagation'19945,311,558'Data receiver comprising a control loop with reduced sampling frequency'19945,291,523'Viterbi receiver with improved timing means'19945,278,868'Receiver for quadraphase modulation signals'19945,151,891'Method and apparatus for assigning binary values to sample values of a waveform representing a pattern of recording marks on a record carrier'19925,131,011'Receiver for data transmission system with nonlinearities'19925,036,524'Binary data signal transmission system'19915,003,555'Data transmission system comprising a decision feedback equalizer and using partial-response techniques'19914,953,183'Arrangement for combatting intersymbol interference and noise'19904,905,254'Arrangement for combating intersymbol interference and noise'19904,870,657'Data signal transmission system using decision feedback equalization'19894,866,736'Data transmission system comprising a decision feedback equalizer and using partial-response techniques'19894,856,026'Data transmission system comprising smearing filters'19894,835,765'Arrangement for full-duplex data transmission over two-wire circuits'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2002Patents assigned to PHILIPS CORP (28)· patent assignee history
1989–2002Based in Eindhoven, NL· patent location history
1989–1991Based in Tokyo, JP· patent location history
1991–1994Patents assigned to HITACHI LTD (3)· patent assignee history
1991–1992Patents assigned to PHILIPS NV (2)· patent assignee history
2000Patents assigned to HEWLETT PACKARD CO (1)· patent assignee history
2001Based in Einhoven, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PHILIPS CORP281989–2002
HITACHI LTD31991–1994
PHILIPS NV21991–1992
HEWLETT PACKARD CO12000
Locations
LocationPatentsSpan
Eindhoven, NL251989–2002
Tokyo, JP41989–1991
Einhoven, NL12001