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レポート「2017 Breakthroughs In Spatial Audio Techno...

Kutani Mio
December 21, 2017

レポート「2017 Breakthroughs In Spatial Audio Technologies 」

Kutani Mio

December 21, 2017
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  1. ηογϣϯ֓ཁ • ॏཁͳ֓೦΍༻ޠΛཧղͨ͠ޙʹOculus͕։ൃͨ͠࠷ ৽ͷΦʔσΟΦٕज़Λ঺հɻ • Near Field HRTF΍Volumetric Sound SourcesͷΑ͏ͳ

    ৽͍ٕ͠ज़΍πʔϧ͕ɺήʔϜ΍ΞϓϦΛମݧ͍ͯ͠ Δਓʑͷ຅ೖײΛܶతʹ޲্ͤ͞Δखॿ͚Λ͢Δํ๏ ʹ͍ͭͯઆ໌ɻ
  2. Near-Field HRTF • NҎ্཭Εͨͱ͜ΖʹԻΛஔ ͘ɺͱ͍͏੍ݶ͕͋ΔͱɺϓϨ ΠϠʔͷ಄ͷۙ͘ʹԻ͕͋ͬͨ ৔߹ ྫ͑͹΢ΟεύʔϘΠεɺ ి࿩౳ ɺදݱ͖͠Εͳ͍ɻ

    • /FBS'JFME)35'Λ࢖༻͢Δ͜ ͱͰɺ಄ͷۙ͘Ͱ໐͍ͬͯΔԻ Λ࠶ݱ͢Δ͜ͱ͕Ͱ͖Δɻ͜Ε ʹΑͬͯैདྷͷNҎ্཭Εͨ Ի΋ɺΑΓਖ਼֬ʹϞσϧԽ͕Մ ೳͱͳΔɻ
  3. Volumetric Sound Sources • ݱ࣮ੈքͰ͸୯Ұͷ৔ॴ͔Βશ ͯͷԻ͕ฉ͑ͯ͘͜ΔΘ͚Ͱ͸ ͳ͍ɻ Ի͕େ͖͍ୌͷԻ͕ฉ ͑ͭͭ͜ɺผͷํ޲͔Βਓͷ࿩ ͠੠͕ฉ͑͜ΔͳͲ

     • 7PMVNFUSJD4PVOE4PVSDFT ͸σβΠφʔ͕α΢ϯυͷ൒ܘ Λࢦఆ͢Δ͜ͱͰɺ؆୯ʹԻΛ ϦΞϧʹදݱ͢Δ͜ͱ͕Ͱ͖Δ ༷ʹͳΔɻׂΓ౰ͯΔ൒ܘ͕େ ͖͍΄ͲɺԻ͕େ͖͘ͳΔɻ
  4. VR Soundͷॏཁੑ • 73։ൃऀʹରͯ͠ɺ4NVSEPO ࢯ͸ҎԼͷ༷ʹఏݴ͍ͯ͠Δɻ • ʮ։ൃαΠΫϧͷૣ͍͏ͪʹΦʔ σΟΦΛؚΊ͍ͯͬͨํ͕͍͍ɻ ࠓ·ͰͷήʔϜͱ͸ҧͬͯϓϨ ΠϠʔ͸౓ͷࢹքΛ࣋ͬͯ

    ͍·͢ɻΦʔσΟΦ͸ϓϨΠϠʔ ʹਖ਼͍͠ํ޲ΛݟͤΔखஈͱ͠ ͯຊ౰ʹ໾ཱͪ·͢ɻΦʔσΟ Φ͸͜Ε·ͰҎ্ʹେ͖ͳ໾ׂ Λ࣋ͪɺՌ͍ͨͯ͠ΔͷͰ͢ɻʯ