Inventor · disambiguated record
Ragnvald Balch Barth
Also filed as: BARTH RAGNVALD · BARTH RAGNVALD BALCH
12 granted patents·32 citations·filing 2013–2021
87Inventor score
Files withCISCO TECH INC12
Top patents by PatentIndex Score
12 records- 0190US10177859B2System and associated methodology for proximity detection and device association using ultrasoundCISCO TECH INC·Filed 2016·Granted Jan 8, 2019·9 cites·20 claims
- 0285US9473580B2System and associated methodology for proximity detection and device association using ultrasoundCISCO TECH INC·Filed 2013·Granted Oct 18, 2016·9 cites·20 claims
- 0382US10277332B2System and associated methodology for detecting same room presence using ultrasound as an out-of-band channelCISCO TECH INC·Filed 2015·Granted Apr 30, 2019·4 cites·20 claims
- 0482US9241016B2System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channelCISCO TECH INC·Filed 2013·Granted Jan 19, 2016·6 cites·18 claims
- 0578US10491311B2System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channelCISCO TECH INC·Filed 2019·Granted Nov 26, 2019·2 cites·20 claims
- 0676US10601459B1Efficient handling of clock offset in spread spectrum decodersCISCO TECH INC·Filed 2018·Granted Mar 24, 2020·2 cites·20 claims
- 0760US11005521B2Efficient handling of clock offset in spread spectrum decodersCISCO TECH INC·Filed 2020·Granted May 11, 2021·0 cites·20 claims
- 0859US11303362B2System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channelCISCO TECH INC·Filed 2019·Granted Apr 12, 2022·0 cites·20 claims
- 0954US10530418B1Fast correlation of prometheus orthonormal sets (PONS) for communicationsCISCO TECH INC·Filed 2019·Granted Jan 7, 2020·0 cites·20 claims
- 1052US10404319B1Fast correlation of prometheus orthonormal sets (PONS) for communicationsCISCO TECH INC·Filed 2018·Granted Sep 3, 2019·0 cites·20 claims
- 1146US10396846B1Adaptive decoding of spread spectrum signals using multiple correlator peaksCISCO TECH INC·Filed 2018·Granted Aug 27, 2019·0 cites·20 claims
- 1238US11671753B2Optimization of multi-microphone system for endpoint deviceCISCO TECH INC·Filed 2021·Granted Jun 6, 2023·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →