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公开(公告)号：US20220014866A1
公开(公告)日：2022-01-13
申请号：US17293723
申请日：2019-11-08
Applicant: NOKIA TECHNOLOGIES OY
Inventor： Sampo VESA , Mikko-Ville LAITINEN , Jussi VIROLAINEN
Abstract: According to an example embodiment, a technique for processing an input audio signal (101) comprising a multi-channel audio signal is provided, the technique comprising: deriving (104), based on the input audio signal (101), a first signal component (105-1) comprising a multi-channel audio signal that represents a focus portion of a spatial audio image conveyed by the input audio signal and a second signal component (105-2) comprising a multi-channel audio signal that represents a non-focus portion of the spatial audio image; processing (112) the second signal component (105-2) into a modified second signal component (113) wherein the width of the spatial audio image is extended from that of the second signal component (105-2); and combining (114) the first signal component (105-1) and the modified second signal component (112) into an output audio signal (115) comprising a multi-channel audio signal that represents partially extended spatial audio image.
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公开(公告)号：US20210274305A1
公开(公告)日：2021-09-02
申请号：US17257993
申请日：2019-06-25
Applicant: Nokia Technologies Oy
Inventor： Antti ERONEN , Arto LEHTINIEMI , Jussi LEPPANEN , Mikko-Ville LAITINEN
Abstract: A method including enabling a first user having a first user device to communicate with one or more second users having one or more second user devices via a network, wherein each user has a spatial position within a virtual space, such that, for each user within the virtual space, all other users within the virtual space have a relative spatial position; providing spatial audio data from the first user device to the one or more second user devices and receiving spatial audio data at the first user device from the one or more second user devices, such that each user is provided with audio from the other users in the respective relative spatial positions of the other users; and enabling a third user having a third user device to communicate with the first user and the one or more second users via the first user device.
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公开(公告)号：US20210250717A1
公开(公告)日：2021-08-12
申请号：US16973600
申请日：2019-06-12
Applicant: Nokia Technologies Oy
Inventor： Mikko-Ville LAITINEN , Milkka VILERMO , Mikko TAMMI , Jussi VIROLAINEN , Juha VILKAMO
Abstract: An apparatus including circuitry configured for: receiving at least two audio signals; determining at least one lower frequency effect parameter based on the at least two audio signals; determining at least one transport audio signal based on the at least two audio signals; controlling a transmission/storage of the at least one transport audio signal and the at least one lower frequency effect information such that a rendering based on the at least one transport audio signal and the at least one lower frequency effect information enables a determination of at least one low frequency effect channel.
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公开(公告)号：US20250104726A1
公开(公告)日：2025-03-27
申请号：US18975489
申请日：2024-12-10
Applicant: Nokia Technologies Oy
Inventor： Juha VILKAMO , Koray OZCAN , Mikko-Ville LAITINEN
IPC: G10L21/0208 , H04S7/00
Abstract: An apparatus configured to: determine at least one area within an audio scene represented with a spatial audio signal; obtain at least one focus/defocus information; process the spatial audio signal, based, at least partially, on the at least one focus/defocus information, to generate a processed spatial audio signal that represents a modified audio scene in which, at least in part, the at least one determined area relative to at least in part other portions of the spatial audio signal is relatively deemphasized; and output the processed spatial audio signal, wherein the modified audio scene comprises, at least the deemphasized at least one determined area relative to at least in part the other portions of the spatial audio signal according to the at least one focus/defocus information.
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25.发明申请公开(公告)号：US20250097660A1
公开(公告)日：2025-03-20
申请号：US18958120
申请日：2024-11-25
Applicant: NOKIA TECHNOLOGIES OY
Inventor： Mikko-Ville LAITINEN , Antti ERONEN , Juha VILKAMO , Tapani PIHLAJAKUJA
Abstract: An apparatus comprising means configured to: obtain at least one audio signal; determine at least one direction parameter of at least one propagating sound associated with the at least one audio signal; determine at least one direction of at least one sound source associated with the at least one audio signal; modify the at least one direction parameter in accordance with the determined at least one direction; and output the modified at least one direction parameter.
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Patent Agency Ranking
公开(公告)号：US20250097658A1
公开(公告)日：2025-03-20
申请号：US18967114
申请日：2024-12-03
Applicant: Nokia Technologies Oy
Inventor： Juha VILKAMO , Mikko-Ville LAITINEN , Archontis POLITIS
Abstract: An apparatus comprising means configured to: obtain two or more audio signal sets, wherein each audio signal set is associated with a position; obtain at least one parameter value for at least two of the audio signal sets; obtain the positions associated with at least the at least two of the audio signal sets; obtain a listener position; generate at least one audio signal based on at least one audio signal from at least one of the two or more audio signal sets based on the positions associated with the at least the at least two of the audio signal sets and the listener position; generate at least one modified parameter value based on the obtained at least one parameter value for the at least two of the audio signal sets, the positions associated with the at least two of the audio signal sets and the listener position; and process the at least one audio signal based on the at least one modified parameter value to generate a spatial audio output.
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公开(公告)号：US20240355341A1
公开(公告)日：2024-10-24
申请号：US18574918
申请日：2022-06-16
Applicant: Nokia Technologies Oy
Inventor： Mikko-Ville LAITINEN , Tapani PIHLAJAKUJA
IPC: G10L19/008
CPC classification number: G10L19/008
Abstract: An apparatus for spatial audio encoding including circuitry configured to: obtain a first spatial audio stream of a first spatial audio format configured to be encoded with a low bitrate, wherein the first spatial audio stream includes an audio signal and a first metadata; obtain a second and different spatial audio stream of a second spatial audio format, wherein the second spatial audio stream includes a second audio signal and a second metadata; convert the second spatial audio format into the first spatial audio format to encode a converted second spatial audio stream with the low bitrate, wherein the converted spatial audio stream represents spatial audio properties of the second spatial audio stream; combine the first spatial audio stream and the converted second spatial audio stream to generate a combined spatial audio stream; and encode the combined spatial audio stream.
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公开(公告)号：US20240274137A1
公开(公告)日：2024-08-15
申请号：US18568526
申请日：2021-06-10
Applicant: NOKIA TECHNOLOGIES OY
IPC: G10L19/008 , H04S3/00
CPC classification number: G10L19/008 , H04S3/008 , H04S2420/03
Abstract: An apparatus (317) comprising means configured to: receive a spatial audio signal, the spatial audio signal comprising at least one audio signal and spatial metadata (122) associated with the at least one audio signal; generate a mixing value (320) based on the spatial metadata (122) and a predefined parameter (322) which imparts effects of a rendering of a multichannel audio signal having a multichannel configuration to a further multichannel audio signal having a further multichannel configuration on generated output signals; and generating the output audio signals having the further multichannel configuration based on the mixing value (320) and the spatial audio signal.
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公开(公告)号：US20240171927A1
公开(公告)日：2024-05-23
申请号：US18283493
申请日：2022-02-25
Applicant: Nokia Technologies Oy
Inventor： Mikko-Ville LAITINEN , Juha Tapio VILKAMO
IPC: H04S7/00
CPC classification number: H04S7/30 , H04S2420/03
Abstract: An apparatus for processing at least two audio signals and associated metadata, the apparatus including circuitry configured to: obtain the audio signals, the audio signals including at least one audio object portion and at least one non-audio object portion; obtain the associated metadata, wherein the associated metadata is configured to define at least one audio object position and at least one audio object energy proportion; obtain object position control information; determine mixing information based on the object position control information and the at least one audio object position and at least one audio object energy proportion; and process the at least two audio signals based on the mixing information, wherein the processing is configured to enable the at least one object portion of a first of the at least two audio signals to be at least partially moved to a second of the at least two audio signals.
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公开(公告)号：US20240089692A1
公开(公告)日：2024-03-14
申请号：US17766812
申请日：2020-09-29
Applicant: Nokia Technologies Oy
Inventor： Juha Vilkamo , Mikko-Ville LAITINEN
CPC classification number: H04S7/305 , G10L25/18 , G10L25/21 , H04S2420/01
Abstract: An apparatus including circuitry configured to: receive a spatial audio signal, the spatial audio signal including at least one audio signal and spatial metadata associated with the at least one audio signal; obtain a room effect control indication; and determine, based on the room effect control indication, whether a room effect is to be applied to the at least one audio signal, wherein the circuitry is configured, when the room effect is to be applied to the spatial audio signal, to: generate a first part binaural audio signal based on the at least one audio signal and spatial metadata; generate a second part binaural audio signal based on the at least one audio signal, at least the second part binaural audio signal is generated with at least in part the room effect so as to have a different response than a response of the first part binaural audio signal; and combine the first part binaural audio signal and the second part binaural audio signal to generate a combined binaural audio signal.
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