IP Library › Granted Patent US 11,167,700
Granted Patent B2
US 11,167,700 · App. 16/954,449 · Granted Nov 9, 2021

Vehicle audio system

Inventor: Tomoyasu Sakaue (Nisshin, JP)
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
B60R11/0217H04R3/12H04R5/02H04S7/302H04R2499/13
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Quick Facts
Patent No.
US 11,167,700
App. No.
16/954,449
Granted
Nov 9, 2021
Kind
B2
Abstract

A vehicle audio system includes a first driver's seat speaker, a second driver's seat speaker having a narrower directivity than the first driver's seat speaker, a first front passenger's seat speaker, a second front passenger's seat speaker having a narrower directivity than the first front passenger's seat speaker, and a delay processing unit that causes an audio signal output to the speaker out of the first driver's seat speaker and the second driver's seat speaker closest to the driver's seat to be delayed relative to an audio signal output to the speaker furthest from the driver's seat, and causes an audio signal output to the speaker out of the first front passenger's seat speaker and the second front passenger's seat speaker closest to the front passenger's seat to be delayed relative to an audio signal output to the speaker furthest from the front passenger's seat.

Claims (10)

1. A vehicle audio system, comprising:

a first driver's seat speaker that is disposed in front of a driver's seat, facing towards the driver's seat;

a second driver's seat speaker that is disposed at a side of a front passenger's seat in a vehicle width direction relative to the first driver's seat speaker in front of the driver's seat, that faces towards the driver's seat, and that has a narrower directivity than the first driver's seat speaker;

a first front passenger's seat speaker that is disposed in front of the front passenger's seat, facing towards the front passenger's seat;

a first rear speaker that is provided at a side of the front passenger's seat relative to a rear passenger's seat;

a second rear speaker that is provided at a side of the driver's seat relative to the rear passenger's seat;

a first switching unit that switches between an audio output from the second driver's seat speaker and an audio output from the first rear speaker;

a second switching unit that switches between an audio output from the second front passenger's seat speaker and an audio output from the second rear speaker; and

a delay processing unit that causes an audio signal, which is output to whichever of the first driver's seat speaker or the second driver's seat speaker is closest to the driver's seat, to be delayed relative to an audio signal that is output to whichever of the first driver's seat speaker or the second driver's seat speaker is furthest from the driver's seat, and that causes an audio signal, which is output to whichever of the first front passenger's seat speaker or the second front passenger's seat speaker is closest to the front passenger's seat, to be delayed relative to an audio signal that is output to whichever of the first front passenger's seat speaker or the second front passenger's seat speaker is furthest from the front passenger's seat.

2. The vehicle audio system according to claim 1 , wherein the first switching unit and the second switching unit switch in accordance with a result of a detection made by a sensor.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 22, 2020
From: SAKAUE, TOMOYASU
To: TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 054439/0500 →
Priority Claims (1)
JP JP2017-241851 · Dec 18, 2017 · national
Continuity (1)
Related Publication 20210086704A1 · Mar 25, 2021