Inventor

PIIRAINEN OLLI

FI61 patents

⚠️ This page may combine multiple inventors who share the name “PIIRAINEN OLLI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PIIRAINEN OLLI

NOKIA CORP

Optimization of channel equalizer

Data transmission method and system

Method of estimating noise and interference covariance matrix, receiver, and radio system

DC offset correction in mobile communication system

Interference rejection in radio receiver

Data transmission scheme in wireless communication system

DC offset correction in a mobile communication system

Estimation of doppler shift compensation in a mobile communication system

Channel impulse response estimation using received signal variance

Filtering method and filter

Method for improved channel impulse response estimation in TDMA systems

Method for improving the quality of data transmission

Synchronization of a multi-mode base station using a common system clock

Method of parameter estimation and receiver

Equalizer with a cost function taking into account noise energy

Method, device, system and software product for soft value scaling with receivers in an unsynchronized network

Method, clipper module, and transmitter

Method for determining connection quality, and a receiver

Method for reducing effects of interference, and receiver

Modified dual symbol rate for uplink mobile communications

Method for modifying the channel impulse response in TDMA systems

Multiplexing method and transceiver

Method and arrangement for limiting signal in radio transmitter

Method for noise energy estimation in TDMA systems

NOKIA TELECOMMUNICATIONS OY

Receiving method and receiver

Adaptive compensation of doppler shift in a mobile communication system

Reception method and a receiver

Method and apparatus for adapting an asynchronous bus to a synchronous circuit

Method of detecting a call set-up burst, and a receiver

Method for determining connection quality in a receiver utilizing a Viterbi decoder

Compensation of doppler shift in a mobile communication system

Method for estimating impulse response, and receiver

Base station having transmitter power adjustment system

Method of optimizing transmission, and transmitter

Decimation method and decimation filter

Method and device for testing of an integrated circuit

Transmission method and radio system

Method for performing phase comparison, and phase comparator

Method for calculating impulse response, and receiver

Method for forming transition metrics and a receiver of a cellular radio system

Method and arrangement for signal modulation

NOKIA NETWORKS OY

Bidirectional ARQ apparatus and method

Method and apparatus for implementing automatic gain control in a system

Data transmission method and radio system

NOKIA TECHNOLOGIES OY

Method and an apparatus for a transmission scheme

Regularization of covariance matrix and eigenvalue decomposition in a MIMO system

NOKIA SIEMENS NETWORKS OY

Clipping of transmission signal

PIIRAINEN OLLI

Frequency offset correction

HULKKONEN JARI

Radio channel allocation and link adaptation in cellular telecommunication system

Nokia Corporaation

Uplink communication in GSM/EDGE system