Speaker system for use in an automobile vehicle

Details Speaker system for use in an automobile vehicle Speaker system for use in an automobile vehicle

1998-01-29

2000-03-14

Lee, Ping

Electrical audio signal processing systems and devices

Vehicle

381 714, H04B 100

Patent

active

060383259

ABSTRACT:
A speaker system for use in an automobile vehicle, comprises: a pair of front speakers for converting electric signals fed from a two-channel source into sound signals; a band pass filter for extracting a signal component having a frequency substantially satisfying .lambda.=2L when the automobile vehicle has a length L; a phase adjusting circuit for adjusting the phase of an electric signal; and a rear speaker for converting an electric signal fed through the phase adjusting circuit and the band pass filter into a sound signal.

REFERENCES:
patent: 4622691 (1986-11-01), Tokumo et al.

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