Inventor
Andries Pieter Hekstra
Inventor
Eindhoven, NL
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Mprimary
H03MCoding28%
H04LTransmission of digital information, e.g. telegraphic communication15%
G10LSpeech analysis techniques or speech synthesis10%
H04BTransmission8%
H04NPictorial communication, e.g. television8%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes5%
G07FCoin-freed or like apparatus5%
G11BInformation storage based on relative movement between record carrier and transducer5%
H04MTelephonic communication5%
G06TImage data processing or generation, in general3%
PatentTitleYear
10,158,390Signal processing using quantized symbols20189,667,310'Efficient rake receiver finger selection'20179,077,494'Signal processor, receiver and signal processing method'20158,904,266'Multi-standard viterbi processor'20148,566,683'Power-reduced preliminary decoded bits in viterbi decoders'20138,433,975'Bitwise reliability indicators from survivor bits in Viterbi decoders'20138,410,960'Method to linearize the output from an ADC'20138,253,353'Driving a light source'20127,849,377'SISO decoder with sub-block processing and sub-block based stopping criterion'20107,791,507'Coder and a method of coding for codes with a parity-complementary word assignment having a constraint of d=1 , r=2'20107,624,008'Method and device for determining the quality of a speech signal'20097,366,663'Measuring a talking quality of a telephone link in a telecommunications network'20087,219,288'Running minimum message passing LDPC decoding'20077,197,689'Trellis-based receiver'20077,185,263'Method of joint decoding of possibly mutilated code words'20077,139,705'Determination of the time relation between speech signals affected by time warping'20067,024,352'Method and device for objective speech quality assessment without reference signal'20067,016,814'Method and device for determining the quality of a signal'20066,704,451'Method and arrangement for objective assessment of video quality'20046,212,662'Method and devices for the transmission of data with transmission error checking'20016,042,006'Authentication system wherein definition signals of two devices are altered, communicated between the two devices, and compared'20005,978,959'Method and devices for the transmission of data with transmission error checking'19995,753,898'Method for being capable of carrying out, with the same data carrier, various authentication processes, as well as system'19985,596,321'System comprising a first encoder for coding a first digital signal, a second encoder for coding a second digital signal and at least one decoder for decoding coded digital signals, and coder and decoder for use in the system'19975,410,307'System comprising at least one encoder for coding a digital signal and at least one decoder for decoding a coded digital signal, and encoder and decoder for use in the system'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2000Patents assigned to NEDERLAND PTT (4)· patent assignee history
1995–1997Based in Woubrugge, NL· patent location history
1998–2004Based in Voorschoten, NL· patent location history
1999–2009Patents assigned to KONINKL KPN NV (8)· patent assignee history
2006–2017Based in Eindhoven, NL· patent location history
2006Based in Terheijden, NL· patent location history
2007–2018Patents assigned to NXP BV (8)· patent assignee history
2007–2012Patents assigned to KONINKL PHILIPS ELECTRONICS NV (4)· patent assignee history
2012–2015Patents assigned to HEKSTRA ANDRIES PIETER (6)· patent assignee history
2018Based in Eindoven, NL· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONINKL KPN NV | 8 | 1999–2009 |
| NXP BV | 8 | 2007–2018 |
| HEKSTRA ANDRIES PIETERself | 6 | 2012–2015 |
| KONINKL PHILIPS ELECTRONICS NV | 4 | 2007–2012 |
| NEDERLAND PTT | 4 | 1995–2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eindhoven, NL | 15 | 2006–2017 |
| Voorschoten, NL | 5 | 1998–2004 |
| Terheijden, NL | 2 | 2006 |
| Woubrugge, NL | 2 | 1995–1997 |
| Eindoven, NL | 1 | 2018 |