JP2003264897A5

JP2003264897A5 -

Info

Publication number: JP2003264897A5
Application number: JP2002062385A
Authority: JP
Filing date: 2002-03-07
Publication date: 2005-09-02
Anticipated expiration: 2022-03-07

Claims

Sound collecting means for acquiring sound from a specific sound source and generating an acoustic signal;
Position detecting means for detecting a positional relationship between the specific sound source and the sound collecting means, and generating a position information signal indicating a detection result;
Sound output signal generating means for generating a plurality of sound output signals based on the sound signal generated by the sound collecting means;
A plurality of sound output means for performing sound output based on the sound output signal;
An acoustic presentation system comprising: presentation control means for controlling the generation operation of the plurality of sound output signals in the sound output signal generation means based on the installation information of the plurality of sound output means and the position detection signal. .

The sound presentation system according to claim 1, wherein the position information signal includes angle information indicating a sound collection direction.

The acoustic presentation system according to claim 2, wherein the position information signal includes distance information to the specific sound source.

The presentation control unit controls a ratio of signal levels of a plurality of sound output signals generated by the sound signal output unit based on installation information of the plurality of sound output units and the position detection signal. The acoustic presentation system according to claim 1.

4. The presentation control unit controls phases of a plurality of sound output signals generated by the sound signal output unit based on installation information of the plurality of sound output units and the position detection signal. The acoustic presentation system described.

An imaging means for generating an image signal is provided,
The position detecting unit uses imaging setting information in the imaging unit as a positional relationship between the specific sound source and the sound collecting unit, and generates the position information signal based on the imaging setting information. The sound presentation system according to claim 1.

Environmental sound collection means for acquiring environmental sounds and generating environmental sound signals;
Environmental sound processing means for generating an environmental sound superimposed signal based on the installation information of the plurality of sound output means and the environmental sound signal;
The sound presentation system according to claim 1, further comprising: a signal addition unit that adds the corresponding sound output signal and the environmental sound signal for each of the sound output units.

Sound collecting means for acquiring sound from a specific sound source and generating an acoustic signal;
Position detecting means for detecting a positional relationship between the specific sound source and the sound collecting means, and generating a position information signal indicating a detection result;
An acoustic acquisition apparatus comprising: an acoustic signal generated by the sound collecting means; and an information signal generating means for generating an information signal based on the positional information signal generated by the position detecting means.

An imaging means for generating image information is provided,
The position detecting unit uses imaging setting information in the imaging unit as a positional relationship between the specific sound source and the sound collecting unit, and generates the position information signal based on the imaging setting information. The sound acquisition device according to claim 8.

Sound output signal generating means for generating a plurality of sound output signals based on the sound signal generated by acquiring sound from the specific sound source;
Position information indicating the positional information of the sound collection means for obtaining the sound information by obtaining the sound from the specific sound source and the specific sound source by installing information regarding a plurality of sound output means for performing sound output based on the sound output signal A sound reproduction apparatus comprising: a presentation control unit that controls a generation operation of the plurality of sound output signals in the sound output signal generation unit based on a signal.

Environmental sound processing means for generating an environmental sound superimposed signal based on environmental sound signals generated by acquiring environmental sound and installation information of the plurality of sound output means;
11. The sound reproducing apparatus according to claim 10, further comprising: a signal adding unit that adds the corresponding sound output signal and the environmental sound signal to each of the sound output units.

Acquire sound from a specific sound source using sound collection means to generate an acoustic signal,
Detecting a positional relationship between the specific sound source and the sound collecting means, and generating a positional information signal indicating a detection result;
A plurality of sound output signals are generated and supplied to the plurality of sound output means based on installation information on the plurality of sound output means for performing sound output based on the sound output signal, the position detection signal, and the sound signal. An acoustic presentation method characterized by the above.

Installation information on a plurality of sound output means for performing sound output based on the sound output signal, and a position detection signal indicating a positional relationship between the specific sound source and the sound collecting means for acquiring sound from the specific sound source and generating the sound signal A sound reproduction method comprising: generating a plurality of sound output signals based on the sound signals generated by the sound collecting means.

On the computer,
From installation information regarding a plurality of sound output means for performing sound output based on the sound output signal, and a position detection signal indicating a positional relationship between the specific sound source and the sound collecting means for acquiring sound from the specific sound source and generating the sound signal A procedure for generating presentation adjustment signals;
A program for executing a procedure for generating sound output signals to be supplied to the plurality of sound output means based on the sound signal generated by the sound collecting means and the presentation adjustment signal is recorded. Computer-readable recording medium.

On the computer,
From installation information regarding a plurality of sound output means for performing sound output based on the sound output signal, and a position detection signal indicating a positional relationship between the specific sound source and the sound collecting means for acquiring sound from the specific sound source and generating the sound signal A procedure for generating presentation adjustment signals;
A sound presentation program for executing a procedure for generating sound output signals to be supplied to the plurality of sound output means based on the sound signal generated by the sound collecting means and the presentation adjustment signal.