Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus

A technology for correcting device and volume, applied in TV, speech analysis, color TV, etc., can solve problems such as difficulty

Inactive Publication Date: 2010-06-30
SONY GRP CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0017] However, for the range of the vocals, the vocals do not maintain a constant level, and in the past volume correction method, it is difficult to say that speech can be easily heard

Method used

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  • Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus
  • Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus
  • Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus

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Embodiment Construction

[0054] The sound volume correcting device of the preferred embodiment of the present invention will be described below with reference to the accompanying drawings. In these embodiments, the volume correcting device is used as an audio output unit of a television broadcast receiver.

[0055] which is, figure 2 is a block diagram showing the configuration of a television broadcast receiver. figure 2 The shown television broadcast receiver includes a control unit 10 having a microcomputer. A remote control receiver 11 is connected to the control unit 10 . The remote control receiver 11 receives a remote control signal from the remote control transmitter 12 and supplies the received remote control signal to the control unit 10 . The control unit 10 controls various processes corresponding to the received remote control signal.

[0056] The control unit 10 supplies control signals to each constituent unit of the television broadcast receiver, and performs various processes fo...

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Abstract

A sound volume correcting device includes: a variable gain unit controlling a gain of an input audio signal on the basis of a gain control signal; a voice average level detector detecting an average level of a human voice signal in the input audio signal; and a gain control signal generator generating the gain control signal for controlling the gain of the input audio signal using the average level of the human voice signal detected by the voice average level detector as a reference level and supplying the generated gain control signal to the variable gain unit.

Description

[0001] Cross References to Related Applications [0002] The present application contains subject matter related to Japanese Priority Patent Application JP 2008-309704 filed in the Japan Patent Office on December 4, 2008, the entire contents of which are hereby incorporated by reference. technical field [0003] The present invention relates to a volume correcting device, a volume correcting method, and a volume correcting program applicable to a sound output unit of electronic equipment such as a television broadcast receiver. Background technique [0004] When switching a broadcast channel received by a television broadcast receiver or when switching a plurality of input devices at an audio-visual (AV) center of an audio-visual (AV) system, output volume may vary due to differences between contents. The level difference varies greatly. [0005] In this case, the user has to use a remote controller or the like to adjust the volume to obtain his / her favorite volume, and thu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H03G7/00H04N5/60
CPCH03G3/20H03G3/30H04S7/00H04S3/008G10L25/78H04R3/00H04S7/30H04S2400/13H04B1/16H04S1/007H03G3/3005H03G7/00H04N5/60H04S1/00
Inventor 野口雅义
Owner SONY GRP CORP
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