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Microphone assembly for use with an aftermarket telematics unit

A wireless telephone, information communication technology, applied in the direction of electric loudspeakers, electrical components, sensor parts, etc.

Inactive Publication Date: 2012-01-11
GENERAL MOTORS COMPANY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Because existing directional broadband speaker assemblies are enclosed in rigid housings made of hard plastic, and because the housings are relatively large, the speaker assembly simply plugs into an aftermarket owner-installed radiotelephone information Large contact areas between rigid, vibration-transmitting surfaces can result in communication units

Method used

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  • Microphone assembly for use with an aftermarket telematics unit
  • Microphone assembly for use with an aftermarket telematics unit
  • Microphone assembly for use with an aftermarket telematics unit

Examples

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Embodiment Construction

[0054] The following detailed description is merely exemplary in nature and not intended to limit application and uses. Furthermore, there is no intention to limit the scope of the invention from any expressed or implied theory presented in the preceding technical field, background, brief summary or the following detailed description.

[0055] An improved loudspeaker assembly for use with an aftermarket vehicle owner installed radiotelephone telematics unit is disclosed herein. In a non-limiting example, the speaker assembly includes a directional broadband speaker installed in an aftermarket vehicle owner-installed wireless telematics unit. The aftermarket owner-installed radiotelephone telematics unit includes a chamber extending inwardly from a front surface of the aftermarket owner-installed radiotelephone telematics unit. The preamplifier includes electrical leads, and the preamplifier is mounted in a directional broadband loudspeaker. A directional broadband loudspeake...

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PUM

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Abstract

The invention relates to a microphone assembly for use with an aftermarket telematics unit. A microphone assembly for use with an aftermarket telematics unit mounted in a passenger compartment of a vehicle is disclosed herein. The aftermarket telematics unit has a chamber having an opening that generally faces towards a rear of the vehicle and the microphone assembly includes, but is not limited to, a directional wideband microphone disposed within the chamber. A preamplifier is internally mounted within the directional wideband microphone. The preamplifier has an electrical lead and is both electrically and structurally attached to the aftermarket telematics unit via the electrical lead. The electrical lead is the sole means of physical attachment between the directional wideband microphone and the preamplifier, on the one hand, and the aftermarket telematics unit on the other hand.

Description

technical field [0001] The technical field of the invention relates generally to a loudspeaker assembly, and more particularly to a loudspeaker assembly for use with an aftermarket vehicle owner-installed radiotelephone telematics unit. Background technique [0002] Radiotelephony telematics service is a service provided by a remote call center to a vehicle and / or the operator of the vehicle via an automatic and / or on-demand communication link connecting the call center to the vehicle. The use of wireless telephony telematics services by vehicle operators has grown steadily since such services first became available. Some of the more common wireless telematics services include, but are not limited to, voice-guided navigation, assistance in emergency situations, mobile phone service, and remote monitoring of vehicle maintenance needs. [0003] Vehicles capable of providing such wireless telematics services to the driver of the vehicle typically include an embedded wireless t...

Claims

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Application Information

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IPC IPC(8): H04R27/04
CPCH04R1/406
Inventor J.T.格拉特克
Owner GENERAL MOTORS COMPANY
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