Dolby works together with PC vendors, hardware makers, and software companies to certify and logo equipment and software, and to provide some core audio capabilities to the PC sound hardware/software stack. There are some PCs, notebooks, and sound cards with Dolby logos on them that are part of this program.
The updates announced today consist of two major parts. The existing "Dolby Sound Room" logo has expanded to the second generation. It's aimed at two-speaker and headphone setups, and includes new Sound Space Expander technology to widen the sound field, Natural Bass to provide psychoacoustic bass response enhancement, and Dolby Headphone surround virtualization.
Read the rest of this story at ExtremeTech: "Dolby Applies Home Theater Logo to PCs"