JPWO2011118018A1 - 発信装置 - Google Patents
発信装置 Download PDFInfo
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- JPWO2011118018A1 JPWO2011118018A1 JP2010513546A JP2010513546A JPWO2011118018A1 JP WO2011118018 A1 JPWO2011118018 A1 JP WO2011118018A1 JP 2010513546 A JP2010513546 A JP 2010513546A JP 2010513546 A JP2010513546 A JP 2010513546A JP WO2011118018 A1 JPWO2011118018 A1 JP WO2011118018A1
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- 230000007613 environmental effect Effects 0.000 claims abstract description 63
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000005236 sound signal Effects 0.000 claims abstract description 12
- 239000000969 carrier Substances 0.000 claims abstract description 7
- 230000000873 masking effect Effects 0.000 abstract description 19
- 210000005069 ears Anatomy 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 238000007476 Maximum Likelihood Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000009825 accumulation Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 4
- 230000001413 cellular effect Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 241000282412 Homo Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/093—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using sinusoidal excitation models
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Abstract
Description
Access Memory)等からなる記憶装置を内蔵している。
Fourier Transform)部104、ピーク周波数検出部107、搬送波生成部108、変調部115、D/A変換部120を備えている。
File)、データのタイプ(type)、データの長さを表す(length)が順に設けられている。その後に、data1、data2、…、data7、CRC(Cyclic Redundancy Code)から構成されるデータ列が16列設けられており、この一つのフレームで112バイトのデータを扱うことができる。
10 発信装置
11 PC本体
12 ディスプレイ
13 入力デバイス
15 スピーカー
16 マイクロフォン
20 携帯電話
21 マイクロフォン
22 ディスプレイ
103 A/D変換部
104 FFT部
107 ピーク周波数検出部
108 搬送波生成部
115 変調部
118 加算器
120 D/A変換部
203 A/D変換部
204 FFT部
210 環境音蓄積部
213 環境音減算部
215 復調部
218 最尤法演算部
Claims (5)
- 符号化された各種情報を可聴音帯域の音波に変換して発信する発信装置において、
前記音波が発信される場所の環境音を環境音信号として入力するマイクロフォンと、
前記環境音信号から、前記環境音を主として構成するピーク周波数を検出するピーク周波数検出部と、
前記ピーク周波数の自然数倍である複数の周波数の搬送波を生成する搬送波生成部と、
前記複数の搬送波をベースバンド信号で変調して合成する変調部と、
を備えることを特徴とする発信装置。 - 前記搬送波生成部が生成する搬送波の周波数は、800Hz〜12kHzであることを特徴とする請求項1記載の発信装置。
- 前記変調部は、前記複数の搬送波を同一のベースバンド信号で変調することを特徴とする請求項1又は2記載の発信装置。
- 前記搬送波生成部は、三つ以上の搬送波を生成することを特徴とする請求項1乃至3何れか1項記載の発信装置。
- コンピュータに、符号化された各種情報を可聴音帯域の音波に変換してスピーカーから発信させるための発信プログラムにおいて、
マイクロフォンを介して入力される前記音波が発信される場所の環境音の信号から、前記環境音を主として構成するピーク周波数を検出するピーク周波数検出ステップと、
前記ピーク周波数の自然数倍である複数の周波数の搬送波を生成する搬送波生成ステップと、
前記複数の搬送波をベースバンド信号で変調して合成する変調ステップと、
を前記コンピュータに実行させることを特徴とする発信プログラム。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2010/055335 WO2011118018A1 (ja) | 2010-03-26 | 2010-03-26 | 発信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP4528365B1 JP4528365B1 (ja) | 2010-08-18 |
JPWO2011118018A1 true JPWO2011118018A1 (ja) | 2013-07-04 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2010513546A Expired - Fee Related JP4528365B1 (ja) | 2010-03-26 | 2010-03-26 | 発信装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8594340B2 (ja) |
EP (1) | EP2552038A4 (ja) |
JP (1) | JP4528365B1 (ja) |
KR (1) | KR101646586B1 (ja) |
CN (1) | CN102812651B (ja) |
HK (1) | HK1179063A1 (ja) |
RU (1) | RU2523934C2 (ja) |
WO (1) | WO2011118018A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9450812B2 (en) | 2014-03-14 | 2016-09-20 | Dechnia, LLC | Remote system configuration via modulated audio |
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GB2546026B (en) | 2010-10-01 | 2017-08-23 | Asio Ltd | Data communication system |
US8837257B2 (en) | 2010-11-29 | 2014-09-16 | Verifone Systems, Incorporated | Acoustic modulation protocol |
CN102611658B (zh) * | 2012-03-06 | 2014-06-11 | 杭州锐昂科技有限公司 | 多通道声波通信系统及方法 |
US20130234824A1 (en) * | 2012-03-10 | 2013-09-12 | Sergiy Lozovsky | Method, System and Program Product for Communicating Between Mobile Devices |
US8930005B2 (en) | 2012-08-07 | 2015-01-06 | Sonos, Inc. | Acoustic signatures in a playback system |
WO2014104284A1 (ja) * | 2012-12-28 | 2014-07-03 | 楽天株式会社 | 超音波通信システム |
RU2742460C2 (ru) * | 2013-01-08 | 2021-02-08 | Долби Интернешнл Аб | Предсказание на основе модели в наборе фильтров с критической дискретизацией |
JP2014135579A (ja) * | 2013-01-09 | 2014-07-24 | Field System Inc | 情報配信システム |
TWI549118B (zh) | 2014-05-05 | 2016-09-11 | 宏碁股份有限公司 | 聲音資料傳輸系統與聲音資料傳輸方法 |
JP6164655B2 (ja) | 2014-07-11 | 2017-07-19 | 株式会社Mrsホールディングズ | 変換電子機器、逆変換電子機器、プログラム、および情報通信システム |
JP6362724B2 (ja) * | 2014-07-11 | 2018-07-25 | 株式会社Mrsホールディングズ | 変換電子機器、逆変換電子機器、プログラム、および情報通信システム |
CN105323012B (zh) * | 2014-07-14 | 2019-07-02 | 宏碁股份有限公司 | 声音数据传输系统与声音数据传输方法 |
CN105337670B (zh) * | 2014-08-13 | 2019-07-12 | 国民技术股份有限公司 | 无线声波通信的方法及其装置 |
TWI569602B (zh) * | 2015-03-17 | 2017-02-01 | 拓連科技股份有限公司 | 利用無線電發射裝置進行之聲音產生與傳輸系統及方法 |
JP7297400B2 (ja) * | 2016-03-18 | 2023-06-26 | キヤノン株式会社 | 通信装置、情報処理装置、制御方法、および、プログラム |
JP6786958B2 (ja) * | 2016-08-26 | 2020-11-18 | 株式会社リコー | 出力装置、情報提供システム、音波出力方法、及びプログラム |
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GB201617409D0 (en) | 2016-10-13 | 2016-11-30 | Asio Ltd | A method and system for acoustic communication of data |
GB201704636D0 (en) | 2017-03-23 | 2017-05-10 | Asio Ltd | A method and system for authenticating a device |
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-
2010
- 2010-03-26 JP JP2010513546A patent/JP4528365B1/ja not_active Expired - Fee Related
- 2010-03-26 CN CN201080065613.3A patent/CN102812651B/zh not_active Expired - Fee Related
- 2010-03-26 WO PCT/JP2010/055335 patent/WO2011118018A1/ja active Application Filing
- 2010-03-26 KR KR1020127023716A patent/KR101646586B1/ko active IP Right Grant
- 2010-03-26 EP EP10848411.4A patent/EP2552038A4/en not_active Withdrawn
- 2010-03-26 RU RU2012145574/08A patent/RU2523934C2/ru not_active IP Right Cessation
-
2012
- 2012-09-15 US US13/620,748 patent/US8594340B2/en active Active
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2013
- 2013-05-21 HK HK13105987.9A patent/HK1179063A1/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9450812B2 (en) | 2014-03-14 | 2016-09-20 | Dechnia, LLC | Remote system configuration via modulated audio |
Also Published As
Publication number | Publication date |
---|---|
RU2523934C2 (ru) | 2014-07-27 |
CN102812651B (zh) | 2014-07-23 |
EP2552038A1 (en) | 2013-01-30 |
HK1179063A1 (en) | 2013-09-19 |
KR101646586B1 (ko) | 2016-08-08 |
RU2012145574A (ru) | 2014-05-10 |
WO2011118018A1 (ja) | 2011-09-29 |
JP4528365B1 (ja) | 2010-08-18 |
CN102812651A (zh) | 2012-12-05 |
KR20130066563A (ko) | 2013-06-20 |
US20130010979A1 (en) | 2013-01-10 |
US8594340B2 (en) | 2013-11-26 |
EP2552038A4 (en) | 2015-09-16 |
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