Inventor · disambiguated record
Antti Ruha
Also filed as: RUHA ANTTI
26 granted patents·1 pending application·1,369 citations·filing 1997–2020
97Inventor score
Top patents by PatentIndex Score
27 records- 0199US7710262B2Sensor data sharingNOKIA CORP·Filed 2007·Granted May 4, 2010·322 cites·19 claims
- 0297US7058463B1Method and apparatus for implementing a class D driver and speaker systemNOKIA CORP·Filed 2001·Granted Jun 6, 2006·163 cites·21 claims
- 0397US6473019B1Low capacitance, low kickback noise input stage of a multi-level quantizer with dithering and multi-threshold generation for a multi-bit sigma-delta modulatorNOKIA CORP·Filed 2001·Granted Oct 29, 2002·109 cites·20 claims
- 0496US6577258B2Adaptive sigma-delta data converter for mobile terminalsNOKIA CORP·Filed 2001·Granted Jun 10, 2003·99 cites·31 claims
- 0596US6426714B1Multi-level quantizer with current mode DEM switch matrices and separate DEM decision logic for a multibit sigma delta modulatorNOKIA CORP·Filed 2001·Granted Jul 30, 2002·94 cites·18 claims
- 0695US7061409B1Techniques for sample rate conversionNOKIA CORP·Filed 2005·Granted Jun 13, 2006·59 cites·35 claims
- 0792US6680634B1Self calibrating digital delay-locked loopNOKIA CORP·Filed 2002·Granted Jan 20, 2004·58 cites·28 claims
- 0892US6466087B2Method and apparatus providing digital error correction for a class D power stageNOKIA MOBILE PHONES LTD·Filed 2000·Granted Oct 15, 2002·59 cites·28 claims
- 0989US8063776B2Sensor data sharingRUHA ANTTI·Filed 2010·Granted Nov 22, 2011·13 cites·20 claims
- 1088US6535155B2Method and apparatus for suppressing tones induced by cyclic dynamic element matching (DEM) algorithmsNOKIA CORP·Filed 2001·Granted Mar 18, 2003·44 cites·20 claims
- 1187US7319385B2Sensor data sharingNOKIA CORP·Filed 2004·Granted Jan 15, 2008·41 cites·18 claims
- 1282US6445318B1Method and apparatus for providing signal dependent dither generator for sigma-delta modulatorNOKIA MOBILE PHONES LTD·Filed 2001·Granted Sep 3, 2002·29 cites·19 claims
- 1372US6507171B2Method and apparatus for measuring battery charge and discharge current using a direct analog-to-digital conversion of a charge/discharge replica currentNOKIA CORP·Filed 2001·Granted Jan 14, 2003·30 cites·21 claims
- 1468US6407532B1Method and apparatus for measuring battery charge and discharge currentNOKIA MOBILE PHONES LTD·Filed 2001·Granted Jun 18, 2002·23 cites·25 claims
- 1565US7336937B2Compensation of a DC offset in a receiverNOKIA CORP·Filed 2004·Granted Feb 26, 2008·9 cites·25 claims
- 1665US6819177B2Electronic circuit for a switching power amplifier and method for switching the output stage of a switching power amplifierNOKIA CORP·Filed 2003·Granted Nov 16, 2004·13 cites·17 claims
- 1758US6575915B2Method and apparatus for identifying heartbeatPOLAR ELECTRO OY·Filed 2001·Granted Jun 10, 2003·17 cites·32 claims
- 1855US11576589B2Apparatus, system and method of respiratory inductance plethysmography with measurement bandsBITTIUM BIOSIGNALS OY·Filed 2020·Granted Feb 14, 2023·0 cites·10 claims
- 1951US6277080B1Method and apparatus for measuring exertion endurancePOLAR ELECTRO OY·Filed 1997·Granted Aug 21, 2001·79 cites·29 claims
- 2050US8965304B2Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfacesRUHA ANTTI·Filed 2009·Granted Feb 24, 2015·0 cites·35 claims
- 2150US7239183B2Active current mode sampling circuitNOKIA CORP·Filed 2003·Granted Jul 3, 2007·6 cites·20 claims
- 2250US6554773B1Method and arrangement for blood pressure measurementPOLAR ELECTRO OY·Filed 1998·Granted Apr 29, 2003·63 cites·52 claims
- 2347US7702293B2Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfacesNOKIA CORP·Filed 2001·Granted Apr 20, 2010·2 cites·40 claims
- 2446US2020178820A1Method and arrangement for continuously estimating blood pressureBITTIUM BIOSIGNALS OY·Filed 2018·Application pending·0 cites
- 2539US8023923B2Mixer circuitNOKIA CORP·Filed 2004·Granted Sep 20, 2011·0 cites·10 claims
- 2638US6282439B1Method of measuring vital function and measuring devicePOLAR ELECTRO OY·Filed 1999·Granted Aug 28, 2001·21 cites·35 claims
- 2734US6312387B1Method and apparatus for identifying heartbeatPOLAR ELECTRO OY·Filed 1997·Granted Nov 6, 2001·16 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →