Patent ID: 9033099
Filing Date: 2015-05-19
Classification: G10K,H04M,H04R

Abstract:
1. A protective enclosure for enhancing sound generated by a speaker of an electronic device, the protective enclosure comprising: a front, a back, and at least two sides, the back including a hard outer back surface for protecting the electronic device when the electronic device is installed in the protective enclosure and a soft inner back surface; a plurality of ribs formed in the soft inner back surface of the protective enclosure for increasing rigidity of the protective enclosure; and a waveguide formed in at least the soft inner back surface of the protective enclosure between the ribs, the waveguide including a first end and a second end, wherein the first end of the waveguide is proximate a speaker opening of the electronic device when the electronic device is installed in the protective enclosure, wherein the waveguide increases in cross-sectional area between the first end and the second end, and wherein the second end of the waveguide is located proximate at least one of the at least two sides of the protective enclosure.