Voice Coil Magazine

Concise, timely and accurate, Voice Coil is your one-stop source to stay competitive in the loudspeaker industry! Every month, Voice Coil delivers loudspeaker professionals with the latest in technology and components. Vance Dickason and other industry experts provide a comprehensive collection of reviews on the loudspeaker products you use every day. Voice Coil, the periodical for the loudspeaker industry is free for those who qualify!

Listen, Inc., announced the release of SoundCheck Version 15. This release for Mac and Windows expands the testing capability of SoundCheck with additional external control, calibration, audio mixing and hardware integration, and introduces the first in the company’s redesigned virtual instruments, the multimeter. Meanwhile, the Boston-based company was awarded a patent for its audio test amplifier, SC Amp.

California company Point Source Audio (PSA), an audio equipment manufacturer specializing in the development of miniature microphones and headsets announced that the US Patent Office has approved its patent submission that covers its modular headset design method of integrating in-earphones into a structure. This innovative design creates a lightweight and modular audio headset that has been said to enhance hearing, and transform communications work flow for some users.

Audio Design Experts, Inc. (ADX), an audio technology company from California and the parent company of lifestyle brand RIVA Audio, announced the issuance of a patent by the U.S. Patent and Trademark Office (USPTO) for its Trillium sound system processor that creates a broad sound field from a compact multi-speaker. The patented sound system processor is used in RIVA’s Turbo X and RIVA S Bluetooth speakers.

In audio, many technological advances have resulted from the work of engineers who have successfully licensed their inventions rather than bringing the products to market themselves. This article on business development and strategy examines licensing negotiation tactics from the intellectual property (IP) owner’s perspective.

Cedar Audio and Merging Technologies have agreed on a patent license and now announced the development of a new, 64-bit CEDAR for Pyramix. Cedar Audio’s Retouch introduced the concept of spectral editing in February 2002. Since then, many software companies have licensed the CEDAR's technology and, in 2014, after a dispute with a US company, “the Retouch patent”, was validated.

This may be from my “word-to-the-wise” department, given the number of Sonos clone products that have proliferated in the market place, but Sonos has filed a lawsuit against D&M Holdings in the state of Delaware over Denon’s HEOS wireless home audio product line. Sonos says D&M Holdings infringes on at least four of its patents.

The September edition of Voice Coil is already available online and in print. Highlights include a Voice Coil Guide by Mike Klasco and Steve Tatarunis and Vance Dickason’s Test Bench on the 8NDL64 High-Power 8” Pro Sound Woofer from B&C Speakers.