Inventor · Dinslaken, DE

Markus Hammes

76Patents
7h-index
82Co-inventors
75Inventor score

Filing activity: Aug 8, 2001 → Aug 2, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6933798B2 Trimming method and trimming device for a PLL circuit for two-point modulation Electricity 22 Expired
US9798003B2 Distance measuring sensor and method for the detection and distance determination of objects Physics 21 Active
US7409567B2 Devices with reciprocal wake-up function from the standby mode Emerging Cross-Sectional Technologies 15 Expired
US7529288B2 Channel qualification for an adaptive frequency hopping method by means of bit or packet error rate measurement and simultaneous field strength measurement Electricity 10 Expired
US8139204B2 Distance-measuring optoelectronic sensor Physics 9 Active
US6774738B2 Trimming method for a transceiver using two-point modulation Electricity 8 Expired
US6756927B2 Sigma-delta programming device for a PLL frequency synthesizer, configuration using the sigma-delta programming device, PLL frequency device, and method for programming a programmable device Electricity 7 Expired
US7154347B2 Compensating method for a PLL circuit that functions according to the two-point principle, and PLL circuit provided with a compensating device Electricity 6 Expired
US7142063B2 Two-point modulator comprising a PLL circuit and a simplified digital pre-filtering system Electricity 6 Expired
US8735792B2 Optoelectronic sensor Physics 6 Active
US7567626B2 Radio receiver for the reception of data bursts which are modulated with two modulation types Electricity 5 Active
US7453325B2 Single point modulator having a PLL circuit Electricity 4 Active
US8050570B2 Optoelectronic sensor Physics 4 Active
US7430265B2 Circuit arrangement provided with a phase-locked loop and transmitter-receiver with said circuit arrangement Electricity 4 Expired
US7502435B2 Two-point modulator arrangement and use thereof in a transmission arrangement and in a reception arrangement Electricity 4 Active
US7545885B2 Compensation for the carrier frequency offset in a receiving apparatus, which is designed for a plurality of modulation types, in a mobile communications system Electricity 4 Active
US10295331B2 Distance sensor Physics 4 Active
US9423499B2 Laser scanner and method for a safe detection of objects Physics 3 Active
US7613224B2 Qualification and selection of the frequency channels for an adaptive frequency hopping method by means of field strength measurement Electricity 3 Active
US8554159B2 Direct FM/PM modulation Electricity 3 Active
US6993097B2 Demodulation method and demodulator for CPFSK-modulated signals Electricity 2 Expired
US7356324B2 Mobile radio receiver device Electricity 2 Expired
US9810626B2 Optoelectronic sensor and method for the transmission monitoring of a front screen Physics 2 Active
US7738491B2 Frame structure, method for organizing data and method for transmitting data Electricity 2 Active
US9565505B2 Loudspeaker cone excursion estimation using reference signal Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.