# Patents 19 granted US patents and 7 published applications in spatial audio, streaming, media, and device telemetry, all assigned to Microsoft. ## Granted patents 19 2025 ### Using propensity score matching to determine metric of interest for unsampled computing devices Estimates the user experience on devices that send no detailed telemetry by matching each one to the most similar device that does. - [US 12,436,860](https://patents.justia.com/patent/12436860) · Granted Oct 7, 2025 · Filed Dec 27, 2021 2023 ### Spatializing audio data based on analysis of incoming audio data Decides which incoming sounds, such as game effects, chat, or music, should be spatialized and which should play as they are. - [US 11,595,774](https://patents.justia.com/patent/11595774) · Granted Feb 28, 2023 · Filed May 12, 2017 2022 ### Server-side audio rendering licensing Checks a user’s license for premium audio rendering software, so cloud-streamed apps can render their audio with it on the server. - [US 11,366,879](https://patents.justia.com/patent/11366879) · Granted Jun 21, 2022 · Filed Jul 8, 2019 - [US 12,008,085](https://patents.justia.com/patent/12008085) · Granted Jun 11, 2024 · Filed May 18, 2022 2021 ### Server-side rendered audio using client audio parameters Tunes the audio of cloud-streamed apps on the server to match the player’s own device and audio settings. - [US 11,196,787](https://patents.justia.com/patent/11196787) · Granted Dec 7, 2021 · Filed Jul 8, 2019 2020 ### Enhanced adaptive audio rendering techniques Switches spatial audio technology automatically as the setup changes, such as moving from Dolby Atmos to HRTF when headphones are plugged in. - [US 10,679,637](https://patents.justia.com/patent/10679637) · Granted Jun 9, 2020 · Filed Jan 16, 2019 - [US 10,714,111](https://patents.justia.com/patent/10714111) · Granted Jul 14, 2020 · Filed Jan 16, 2019 2020 ### Frame coding for spatial audio data Carries spatial audio and its position metadata together in the same codec frames, with no separate metadata channel. - [US 10,535,355](https://patents.justia.com/patent/10535355) · Granted Jan 14, 2020 · Filed May 31, 2017 - [US 11,250,863](https://patents.justia.com/patent/11250863) · Granted Feb 15, 2022 · Filed Dec 17, 2019 2019 ### Personalization of spatial audio for streaming platforms Sends game spectators a shared audio mix that each viewer’s device then personalizes for their own ears. - [US 10,469,975](https://patents.justia.com/patent/10469975) · Granted Nov 5, 2019 · Filed May 15, 2017 2019 ### Shared three-dimensional audio bed Lets several apps share one 3D layout of virtual speakers, rendered with whichever spatial audio technology is active. - [US 10,419,866](https://patents.justia.com/patent/10419866) · Granted Sep 17, 2019 · Filed Jun 13, 2017 2019 ### Adaptive audio rendering Picks the best spatial audio technology for the connected speakers or headphones and the listener’s preferences, across every app. - [US 10,325,610](https://patents.justia.com/patent/10325610) · Granted Jun 18, 2019 · Filed Jun 30, 2016 2019 ### Multiple listener cloud render with enhanced instant replay Automatically creates replay clips of key moments in VR sessions, with cloud-rendered spatial audio that matches each camera angle. - [US 10,278,001](https://patents.justia.com/patent/10278001) · Granted Apr 30, 2019 · Filed May 12, 2017 2019 ### Application programming interface for adaptive audio rendering Gives apps an interface to share a limited budget of spatial sound objects, rendered for whatever output device is connected. - [US 10,229,695](https://patents.justia.com/patent/10229695) · Granted Mar 12, 2019 · Filed Mar 15, 2017 2018 ### Remote personalization of audio Renders personalized 3D audio in the cloud and streams it to devices that can’t do the processing themselves. - [US 10,149,089](https://patents.justia.com/patent/10149089) · Granted Dec 4, 2018 · Filed May 31, 2017 2018 ### Game streaming with spatial audio Streams game audio as a speaker-independent sound field, so any remote device can render it spatially. - [US 10,123,150](https://patents.justia.com/patent/10123150) · Granted Nov 6, 2018 · Filed Jan 31, 2017 - [US 10,667,074](https://patents.justia.com/patent/10667074) · Granted May 26, 2020 · Filed Oct 30, 2018 2018 ### Spatial audio resource management utilizing minimum resource working sets Shares limited spatial audio resources fairly between apps by having each declare the minimum it needs to work. - [US 10,056,086](https://patents.justia.com/patent/10056086) · Granted Aug 21, 2018 · Filed Jun 6, 2017 2016 ### Directing a playback device to play a media item selected by a controller from a media server Lets a phone hand a TV or speaker a link to cloud media, which then streams it directly while the phone sleeps. - [US 9,313,255](https://patents.justia.com/patent/9313255) · Granted Apr 12, 2016 · Filed Jun 14, 2013 ## Published applications 7 2026 ### Inferring a quality of a user experience for an unsampled computing device Infers how well an operating system performs on devices without detailed telemetry from the most similar devices that have it. - [US 2026/0010454](https://patents.justia.com/patent/20260010454) · Published Jan 8, 2026 · Filed Sep 16, 2025 2018 ### Progressive streaming of spatial audio Chooses which spatial audio encoder to stream with based on bandwidth and the listener’s device, switching as conditions change. - [US 2018/0315437](https://patents.justia.com/patent/20180315437) · Published Nov 1, 2018 · Filed Apr 28, 2017 2018 ### Spectator audio and video repositioning Lets VR spectators look around freely from a player’s position, with spatial audio that follows where they look. - [US 2018/0220252](https://patents.justia.com/patent/20180220252) · Published Aug 2, 2018 · Filed Jun 7, 2017 2018 ### Media production to operating system supported display Shows media cast to a PC with operating system controls, so it behaves like any other app window. - [US 2018/0004476](https://patents.justia.com/patent/20180004476) · Published Jan 4, 2018 · Filed Jun 30, 2016 2016 ### Content projection over device lock screen Lets a locked device show content projected from another device, and control it, without being unlocked. - [US 2016/0364574](https://patents.justia.com/patent/20160364574) · Published Dec 15, 2016 · Filed Jun 11, 2015 2016 ### Application level audio connection and streaming Lets an app send its own audio to a chosen device, such as a Bluetooth speaker, while system sounds play elsewhere. - [US 2016/0127441](https://patents.justia.com/patent/20160127441) · Published May 5, 2016 · Filed Oct 30, 2014 2016 ### Discovery and control of remote media sessions Finds media playing on other devices, like a TV or game console, and controls it with your phone’s own interface. - [US 2016/0072853](https://patents.justia.com/patent/20160072853) · Published Mar 10, 2016 · Filed Sep 4, 2014 --- Steven Wilssens · 2026 · [LinkedIn](https://www.linkedin.com/in/steven-wilssens-59495889/) · [Resume](https://steven.wilssens.com/steven-wilssens-resume-2026.pdf) · [Privacy](https://steven.wilssens.com/privacy) · [MCP for AI assistants](https://steven.wilssens.com/mcp) · steven@wilssens.com