GrandTourAudio
- Sound & Acoustics

Patents

If you want to hear more or have any questions, you are welcome to contact me for further details.

1

1993: Patent: Scan-Speak: SymmetricDrive Magnet System: constant impedance over linear excusion, and soft clipping @ overload

imagenotavailable

1993: Patent: Scan-Speak: Symmetrically limiting surround with lowered resonance

DK70093D0

1994-Patent-Vifa-Penta-cone-–-a-Penta-shaped-coupling-to-a-normal-round-Surround-to-control-and-lowe

1994: Patent: Vifa: Penta cone – a Penta shaped coupling to a normal round Surround to control & lower resonance and smoothen the frequency response

2

1998: Patent: vifa: the double ring dome tweeter solution: A central waveguide solving the issue with the double ring tweeter originally patented in 1986

3

2001: Vifa: Coaxial mid/tw double ring dome

4

2004: Patent: Shallow sub

5

2006: SB Acoustics: The optimized ring dome

2007 - SB Acoustics-Franco Serblin, the cone-ring dome tweeter WO2009012783A3

2007: SB Acoustics/Franco Serblin, the cone/ring dome tweeter WO2009012783A3

6

2007: SB Acoustics, Shallow Sub. W. Frank Nielsen

7

2014: Bang & Olufsen: Omnidirectional speaker orientation for the Beoplay A1

8

2015: Bang & Olufsen: Controlled sound fields for sound bar

9

2016: Bang & Olufsen: single Microphone placement for Omnidirectional speech sensing for the BeoPlay A1

10

2017: Harman: External force cancellation on heavy diaphragm sub-woofer passive radiators (automotive)

2018 - Harman - Placement of microphones in Headrests for noise cancellation (automotive) EP 3 468 225 A1

2018: Harman: Placement of microphones in Headrests for noise cancellation (automotive) EP 3 468 225 A1

2019 -Harman - Bass extension in vehicles from small dockable products, by adding long portEP 3 629 596 A1

2019: Harman: Bass extension in vehicles from small dockable products, by adding long portEP 3 629 596 A1

11

2019: Harman: Expanding the width of perceived audio in single seat audio setups (Gaming/Automotive)

12

2019: Harman: Martin Olsen Patent!: Optimized Centerchannel driver orientation and radiation

13

2021: Harman: Chris Ludwig & Others Patent: Dockable/removable in vehicle speakers (Automotive)

Harman Innovation Award 2019

Harman Innovation Award 2019

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GrandTourAudio

  • Through my company GrandTourAudio, I offer my services as a consultant regarding sound, audio, and acoustics to sound and audio industries around the world. I look forward to our collaboration!
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