Passive directional acoustical radiating
First Claim
Patent Images
1. An acoustic apparatus, comprising:
- an acoustic driver, acoustically coupled to a pipe to radiate acoustic energy into the pipe,the pipe comprising an elongated opening along at least a portion of the length of the pipe through which acoustic energy is radiated to the environment, the radiating characterized by a volume velocity, the pipe and the opening configured so that the volume velocity is substantially constant along the length of the pipe.
1 Assignment
0 Petitions
Accused Products
Abstract
An acoustic apparatus, including an acoustic driver, acoustically coupled to a pipe to radiate acoustic energy into the pipe. The pipe includes an elongated opening along at least a portion of the length of the pipe through which acoustic energy is radiated to the environment. The radiating is characterized by a volume velocity. The pipe and the opening are configured so that the volume velocity is substantially constant along the length of the pipe.
161 Citations
39 Claims
-
1. An acoustic apparatus, comprising:
-
an acoustic driver, acoustically coupled to a pipe to radiate acoustic energy into the pipe, the pipe comprising an elongated opening along at least a portion of the length of the pipe through which acoustic energy is radiated to the environment, the radiating characterized by a volume velocity, the pipe and the opening configured so that the volume velocity is substantially constant along the length of the pipe. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
-
-
25. A method for operating a loudspeaker device, comprising:
-
radiating acoustic energy into a pipe; and radiating the acoustic energy from the pipe through an elongated opening in the pipe with a substantially constant volume velocity. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39)
-
Specification