Title:
収音装置及びそれを用いた撮像装置
Document Type and Number:
Japanese Patent JP6748848
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a sound collection device which collects sound outside an electronic device while reducing noise occurring inside the electronic device.SOLUTION: A sound collection device includes: a housing 105 having a sound hole 114; a main microphone 111R which is disposed inside the housing 105, receives sound pressure from outside of the housing 105 through the sound hole 114, and generates a first sound signal; a reference microphone 111N which is disposed inside the housing 105 and near the main microphone 111R and generates a second sound signal; a first separation member 408 which separates the inside of the housing 105 from the inside of the main microphone 111R; a second separation member 105 which separates the outside of the housing 105 from the inside of the reference microphone 111N; and a third separation member 408 which separates the inside of the housing 105 from the inside of the reference microphone 111N.SELECTED DRAWING: Figure 5
Inventors:
Yasuo Otsuka
Application Number:
JP2016243909A
Publication Date:
September 02, 2020
Filing Date:
December 16, 2016
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H04R3/00; H04N5/225; H04R1/02
Domestic Patent References:
| JP2006352342A | ||||
| JP20004494A | ||||
| JP201289960A | ||||
| JP2006222769A |
Attorney, Agent or Firm:
Kenji Kamada
Koichi Nomura
Koichi Nomura