Inventor
RUHA ANTTI
FI26 patents
⚠️ This page may combine multiple inventors who share the name “RUHA ANTTI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NOKIA CORP
15 patentsUS7710262B2May 4, 2010
Sensor data sharing
NOKIA CORP322 citations99
US7058463B1Jun 6, 2006
Method and apparatus for implementing a class D driver and speaker system
NOKIA CORP163 citations98
US6473019B1Oct 29, 2002
Low capacitance, low kickback noise input stage of a multi-level quantizer with dithering and multi-threshold generation for a multi-bit sigma-delta modulator
NOKIA CORP109 citations97
US7319385B2Jan 15, 2008
Sensor data sharing
NOKIA CORP41 citations96
US6577258B2Jun 10, 2003
Adaptive sigma-delta data converter for mobile terminals
NOKIA CORP99 citations96
US7061409B1Jun 13, 2006
Techniques for sample rate conversion
NOKIA CORP59 citations94
US6680634B1Jan 20, 2004
Self calibrating digital delay-locked loop
NOKIA CORP58 citations94
US6426714B1Jul 30, 2002
Multi-level quantizer with current mode DEM switch matrices and separate DEM decision logic for a multibit sigma delta modulator
NOKIA CORP94 citations94
US6535155B2Mar 18, 2003
Method and apparatus for suppressing tones induced by cyclic dynamic element matching (DEM) algorithms
NOKIA CORP44 citations91
US6507171B2Jan 14, 2003
Method and apparatus for measuring battery charge and discharge current using a direct analog-to-digital conversion of a charge/discharge replica current
NOKIA CORP30 citations91
US6819177B2Nov 16, 2004
Electronic circuit for a switching power amplifier and method for switching the output stage of a switching power amplifier
NOKIA CORP13 citations83
US7336937B2Feb 26, 2008
Compensation of a DC offset in a receiver
NOKIA CORP9 citations77
US7702293B2Apr 20, 2010
Multi-mode I/O circuitry supporting low interference signaling schemes for high speed digital interfaces
NOKIA CORP2 citations62
US7239183B2Jul 3, 2007
Active current mode sampling circuit
NOKIA CORP6 citations62
US8023923B2Sep 20, 2011
Mixer circuit
NOKIA CORP0 citations41
POLAR ELECTRO OY
5 patentsUS6554773B1Apr 29, 2003
Method and arrangement for blood pressure measurement
POLAR ELECTRO OY63 citations94
US6282439B1Aug 28, 2001
Method of measuring vital function and measuring device
POLAR ELECTRO OY21 citations92
US6277080B1Aug 21, 2001
Method and apparatus for measuring exertion endurance
POLAR ELECTRO OY79 citations91
US6575915B2Jun 10, 2003
Method and apparatus for identifying heartbeat
POLAR ELECTRO OY17 citations90
US6312387B1Nov 6, 2001
Method and apparatus for identifying heartbeat
POLAR ELECTRO OY16 citations90
NOKIA MOBILE PHONES LTD
3 patentsUS6466087B2Oct 15, 2002
Method and apparatus providing digital error correction for a class D power stage
NOKIA MOBILE PHONES LTD59 citations96
US6445318B1Sep 3, 2002
Method and apparatus for providing signal dependent dither generator for sigma-delta modulator
NOKIA MOBILE PHONES LTD29 citations92
US6407532B1Jun 18, 2002
Method and apparatus for measuring battery charge and discharge current
NOKIA MOBILE PHONES LTD23 citations92