Title:
AUDITION APPARATUS HAVING INTERRUPTIBLE MICROPHONE POWER SOURCE
Document Type and Number:
Japanese Patent JP2015097385
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an audition apparatus for reducing the power consumption of an audition apparatus circuit and parts anytime as much as possible.SOLUTION: An audition apparatus 100 includes: a microphone Mand a control processing circuit 101. The control processing circuit includes: a first voice input channel 103 for receiving a microphone signal; a second voice input channel 105 for receiving a voice signal; a signal processor 111 for receiving the microphone signal and the voice signal, and for processing those signals in accordance with the hearing loss of a user; a power source for providing a microphone supply voltage for a microphone; a first controllable switch SWhaving a first switch control terminal for selectively connecting and disconnecting a microphone supply voltage to and from the microphone in accordance with a first switch control signal Φ; and a first output port for providing the first switch control signal to the first switch control terminal.
Inventors:
PETER SIEGUMFELDT
Application Number:
JP2014214007A
Publication Date:
May 21, 2015
Filing Date:
October 20, 2014
Export Citation:
Assignee:
GN RESOUND AS
International Classes:
H04R3/00; H04R25/00
Domestic Patent References:
| JP2011010269A | 2011-01-13 | |||
| JP2009218764A | 2009-09-24 | |||
| JPH10126893A | 1998-05-15 | |||
| JPH09182192A | 1997-07-11 | |||
| JP2000102098A | 2000-04-07 | |||
| JP2008211832A | 2008-09-11 | |||
| JP2008017469A | 2008-01-24 | |||
| JP2002538747A | 2002-11-12 |
Foreign References:
| WO2011006496A1 | 2011-01-20 | |||
| WO2005107319A1 | 2005-11-10 |
Other References:
JPN7015000766; Ｂｅｒｎａｆｏｎ ＡＧ: ＰＡＴＥＮＴＡＮＳＯＧＮＩＮＧ （ＤＫ ２００３ ００１６７ Ｌ） , 20031108, Ｆｉｇ．１， ＣＬＡＩＭＳ１, デンマーク特許庁
Attorney, Agent or Firm:
Kaiyu International Patent Office