KR890700967A - 고잡음 주위환경내에서 음성 명료도를 향상 시키기 위한 장치 및 방법 - Google Patents
고잡음 주위환경내에서 음성 명료도를 향상 시키기 위한 장치 및 방법Info
- Publication number
- KR890700967A KR890700967A KR1019880701654A KR880701654A KR890700967A KR 890700967 A KR890700967 A KR 890700967A KR 1019880701654 A KR1019880701654 A KR 1019880701654A KR 880701654 A KR880701654 A KR 880701654A KR 890700967 A KR890700967 A KR 890700967A
- Authority
- KR
- South Korea
- Prior art keywords
- speech intelligibility
- improving speech
- surroundings
- noise
- noise surroundings
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24008—Structurally defined web or sheet [e.g., overall dimension, etc.] including fastener for attaching to external surface
- Y10T428/24017—Hook or barb
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Circuit For Audible Band Transducer (AREA)
- Control Of Amplification And Gain Control (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US038,259 | 1987-04-14 | ||
US07/038,259 US4771472A (en) | 1987-04-14 | 1987-04-14 | Method and apparatus for improving voice intelligibility in high noise environments |
PCT/US1988/000878 WO1988008227A1 (en) | 1987-04-14 | 1988-03-14 | Method and apparatus for improving voice intelligibility in high noise environments |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890700967A true KR890700967A (ko) | 1989-04-28 |
KR930002041B1 KR930002041B1 (ko) | 1993-03-22 |
Family
ID=21898918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880701654A KR930002041B1 (ko) | 1987-04-14 | 1988-03-14 | 고 잡음 주위 환경내에서 음성 명료도를 향상시키기 위한 장치 및 방법 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4771472A (ko) |
EP (1) | EP0312569B1 (ko) |
JP (1) | JPH01503111A (ko) |
KR (1) | KR930002041B1 (ko) |
AU (1) | AU598677B2 (ko) |
CA (1) | CA1290844C (ko) |
DE (1) | DE3871711T2 (ko) |
DK (1) | DK694588A (ko) |
IL (1) | IL85881A (ko) |
TR (1) | TR24320A (ko) |
WO (1) | WO1988008227A1 (ko) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5148429A (en) * | 1988-10-27 | 1992-09-15 | Kabushiki Kaisha Toshiba | Voice data transmission system and method |
US5077799A (en) * | 1989-01-13 | 1991-12-31 | Brian Cotton | Automatic volume control circuit |
US6370254B1 (en) * | 1990-09-11 | 2002-04-09 | Concourse Communications Limited | Audio-visual reproduction |
FR2674707B1 (fr) * | 1991-03-26 | 1993-06-04 | Cit Alcatel | Dispositif de reglage automatique de niveau d'un signal. |
US5243657A (en) * | 1992-07-31 | 1993-09-07 | Brian Cotton | Automatic microphone sensitivity control circuit |
US5732143A (en) * | 1992-10-29 | 1998-03-24 | Andrea Electronics Corp. | Noise cancellation apparatus |
US5396560A (en) * | 1993-03-31 | 1995-03-07 | Trw Inc. | Hearing aid incorporating a novelty filter |
JPH07104788A (ja) * | 1993-10-06 | 1995-04-21 | Technol Res Assoc Of Medical & Welfare Apparatus | 音声強調処理装置 |
JP3246824B2 (ja) * | 1994-01-18 | 2002-01-15 | 登 山口 | 音声通信端末器用周囲雑音抑制回路 |
GB9505946D0 (en) * | 1995-03-23 | 1995-05-10 | Rca Thomson Licensing Corp | Automatic sound level control |
US5781640A (en) * | 1995-06-07 | 1998-07-14 | Nicolino, Jr.; Sam J. | Adaptive noise transformation system |
US5838269A (en) * | 1996-09-12 | 1998-11-17 | Advanced Micro Devices, Inc. | System and method for performing automatic gain control with gain scheduling and adjustment at zero crossings for reducing distortion |
US5949887A (en) * | 1997-05-23 | 1999-09-07 | International Business Machines Corporation | Method and graphical user interface for configuring an audio system |
US6272360B1 (en) | 1997-07-03 | 2001-08-07 | Pan Communications, Inc. | Remotely installed transmitter and a hands-free two-way voice terminal device using same |
US6169971B1 (en) | 1997-12-03 | 2001-01-02 | Glenayre Electronics, Inc. | Method to suppress noise in digital voice processing |
US6308155B1 (en) * | 1999-01-20 | 2001-10-23 | International Computer Science Institute | Feature extraction for automatic speech recognition |
US6363345B1 (en) | 1999-02-18 | 2002-03-26 | Andrea Electronics Corporation | System, method and apparatus for cancelling noise |
US6594367B1 (en) | 1999-10-25 | 2003-07-15 | Andrea Electronics Corporation | Super directional beamforming design and implementation |
GB9927131D0 (en) * | 1999-11-16 | 2000-01-12 | Royal College Of Art | Apparatus for acoustically improving an environment and related method |
US20020049600A1 (en) * | 2000-05-12 | 2002-04-25 | Lernout & Hauspie Speech Products N.V. | Speech processor apparatus and system |
NL1015993C2 (nl) * | 2000-08-23 | 2002-02-26 | Beltone Netherlands B V | Werkwijze en inrichting voor het omzetten van een analoog ingangssignaal in een digitaal uitgangssignaal. |
DE60135817D1 (de) * | 2000-11-06 | 2008-10-30 | Honda Motor Co Ltd | Sprachübertragungsanordnung |
US7155385B2 (en) | 2002-05-16 | 2006-12-26 | Comerica Bank, As Administrative Agent | Automatic gain control for adjusting gain during non-speech portions |
US20040125922A1 (en) * | 2002-09-12 | 2004-07-01 | Specht Jeffrey L. | Communications device with sound masking system |
US6988068B2 (en) * | 2003-03-25 | 2006-01-17 | International Business Machines Corporation | Compensating for ambient noise levels in text-to-speech applications |
US20060239472A1 (en) * | 2003-06-05 | 2006-10-26 | Matsushita Electric Industrial Co., Ltd. | Sound quality adjusting apparatus and sound quality adjusting method |
US8098833B2 (en) * | 2005-12-28 | 2012-01-17 | Honeywell International Inc. | System and method for dynamic modification of speech intelligibility scoring |
US8103007B2 (en) * | 2005-12-28 | 2012-01-24 | Honeywell International Inc. | System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces |
JP5664265B2 (ja) | 2011-01-19 | 2015-02-04 | ヤマハ株式会社 | ダイナミックレンジ圧縮回路 |
US9858942B2 (en) * | 2011-07-07 | 2018-01-02 | Nuance Communications, Inc. | Single channel suppression of impulsive interferences in noisy speech signals |
US8873782B2 (en) | 2012-12-20 | 2014-10-28 | Starkey Laboratories, Inc. | Separate inner and outer hair cell loss compensation |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3991272A (en) * | 1975-09-08 | 1976-11-09 | Tarr Lloyd A | Audio AGC amplifier |
DE2740677A1 (de) * | 1977-09-09 | 1979-03-15 | Licentia Gmbh | Schaltung zur veraenderung des von einer elektronischen baugruppe verarbeitbaren dynamikumfangs |
JPS5744338A (en) * | 1980-08-29 | 1982-03-12 | Victor Co Of Japan Ltd | Noise reduction device |
US4405831A (en) * | 1980-12-22 | 1983-09-20 | The Regents Of The University Of California | Apparatus for selective noise suppression for hearing aids |
US4410764A (en) * | 1981-06-29 | 1983-10-18 | Rockwell International Corporation | Speech processor for processing analog signals |
JPS5868325A (ja) * | 1981-10-19 | 1983-04-23 | Victor Co Of Japan Ltd | 雑音低減装置 |
US4461025A (en) * | 1982-06-22 | 1984-07-17 | Audiological Engineering Corporation | Automatic background noise suppressor |
US4531229A (en) * | 1982-10-22 | 1985-07-23 | Coulter Associates, Inc. | Method and apparatus for improving binaural hearing |
US4466119A (en) * | 1983-04-11 | 1984-08-14 | Industrial Research Products, Inc. | Audio loudness control system |
CA1214112A (en) * | 1983-10-12 | 1986-11-18 | William A. Cole | Noise reduction system |
US4630302A (en) * | 1985-08-02 | 1986-12-16 | Acousis Company | Hearing aid method and apparatus |
US4718099A (en) * | 1986-01-29 | 1988-01-05 | Telex Communications, Inc. | Automatic gain control for hearing aid |
-
1987
- 1987-04-14 US US07/038,259 patent/US4771472A/en not_active Expired - Fee Related
-
1988
- 1988-03-14 KR KR1019880701654A patent/KR930002041B1/ko not_active IP Right Cessation
- 1988-03-14 EP EP88904019A patent/EP0312569B1/en not_active Expired - Lifetime
- 1988-03-14 DE DE8888904019T patent/DE3871711T2/de not_active Expired - Fee Related
- 1988-03-14 WO PCT/US1988/000878 patent/WO1988008227A1/en active IP Right Grant
- 1988-03-14 JP JP63503547A patent/JPH01503111A/ja active Granted
- 1988-03-14 AU AU17009/88A patent/AU598677B2/en not_active Ceased
- 1988-03-28 IL IL85881A patent/IL85881A/xx not_active IP Right Cessation
- 1988-04-12 CA CA000563925A patent/CA1290844C/en not_active Expired - Fee Related
- 1988-04-13 TR TR88/0271A patent/TR24320A/xx unknown
- 1988-12-14 DK DK694588A patent/DK694588A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US4771472A (en) | 1988-09-13 |
EP0312569A1 (en) | 1989-04-26 |
WO1988008227A1 (en) | 1988-10-20 |
IL85881A (en) | 1993-01-14 |
AU598677B2 (en) | 1990-06-28 |
DE3871711D1 (de) | 1992-07-09 |
JP5082085B2 (ko) | 1993-11-17 |
AU1700988A (en) | 1988-11-04 |
IL85881A0 (en) | 1988-09-30 |
KR930002041B1 (ko) | 1993-03-22 |
TR24320A (tr) | 1991-09-12 |
DK694588D0 (da) | 1988-12-14 |
EP0312569B1 (en) | 1992-06-03 |
JPH01503111A (ja) | 1989-10-19 |
DK694588A (da) | 1988-12-14 |
CA1290844C (en) | 1991-10-15 |
DE3871711T2 (de) | 1993-01-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |