1
Thomas R Horrall: Personal sound masking system. Acentech, Weingarten Schurgin Gagnebin & Hayes, February 13, 2001: US06188771 (24 worldwide citation)

A personal sound masking system for use in an individual workspace provides an optimized acoustic background environment by delivering a sound masking signal that is specifically matched to the individual user's location and physical relationship to other nearby offices. The sound masking syste ...


2
Thomas R Horrall: Personal sound masking system. Acentech, Weingarten Schurgin Gagnebin & Lebovici, May 3, 2005: US06888945 (15 worldwide citation)

A sound masking system for a multi-occupant work area includes a masking signal generator generating incoherent masking sound signals loudspeaker modules interconnected in a daisy-chain fashion, with each loudspeaker module receiving the masking sound signals on input connections and transmitting th ...


3
Horrall Thomas R: Personal sound masking system. Acentech, December 6, 2000: EP1057365-A1 (1 worldwide citation)

A personal sound masking system (figure 3) for use in an individual workspace (10) provides an optimized acoustic background environment by delivering a sound masking signal that is speficically matched to the individual user's location and physical relationship to other nearby office. The sound mas ...


4
Horrall Thomas R: Systeme personnel de masquage antibruit, Personal sound masking system. Acentech, Acentech, RIDOUT & MAYBEE, September 16, 1999: CA2322809 (1 worldwide citation)

A personal sound masking system (figure 3) for use in an individual workspace (10) provides an optimized acoustic background environment by delivering a sound masking signal that is speficically matched to the individual user's location and physical relationship to other nearby office. The sound mas ...


5
Thomas R Horrall: Personal sound masking system. Weingarten Schurgin Gagnebin & Hayes, September 13, 2001: US20010021259-A1

A sound masking system for a multi-occupant work area includes a masking signal generator generating incoherent masking sound signals loudspeaker modules interconnected in a daisy-chain fashion, with each loudspeaker module receiving the masking sound signals on input connections and transmitting th ...


6
Horrall Thomas R: Personal sound masking system. Acentech, HEINE Holliday C, September 16, 1999: WO/1999/046958

A personal sound masking system (figure 3) for use in an individual workspace provides an optimized acoustic background environment by delivering a sound masking signal that is speficically matched to the individual user's location and physical relationship to other nearby office. The sound masking ...