KR102180662B1 - 음성 명료도 강화 시스템 - Google Patents
음성 명료도 강화 시스템 Download PDFInfo
- Publication number
- KR102180662B1 KR102180662B1 KR1020197022926A KR20197022926A KR102180662B1 KR 102180662 B1 KR102180662 B1 KR 102180662B1 KR 1020197022926 A KR1020197022926 A KR 1020197022926A KR 20197022926 A KR20197022926 A KR 20197022926A KR 102180662 B1 KR102180662 B1 KR 102180662B1
- Authority
- KR
- South Korea
- Prior art keywords
- facing
- ear canal
- cutoff frequency
- gain
- path
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000000613 ear canal Anatomy 0.000 claims abstract description 60
- 238000012546 transfer Methods 0.000 claims abstract description 16
- 230000002708 enhancing effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 22
- 238000013016 damping Methods 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 12
- 230000006870 function Effects 0.000 description 12
- 238000004891 communication Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 230000002238 attenuated effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000005520 electrodynamics Effects 0.000 description 4
- 210000003454 tympanic membrane Anatomy 0.000 description 4
- 206010011903 Deafness traumatic Diseases 0.000 description 3
- 208000002946 Noise-Induced Hearing Loss Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 210000000883 ear external Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/48—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using constructional means for obtaining a desired frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/08—Protective devices for the ears internal, e.g. earplugs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/08—Protective devices for the ears internal, e.g. earplugs
- A61F11/085—Protective devices for the ears internal, e.g. earplugs including an inner channel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/14—Protective devices for the ears external, e.g. earcaps or earmuffs
- A61F11/145—Protective devices for the ears external, e.g. earcaps or earmuffs electric, e.g. for active noise reduction
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0324—Details of processing therefor
- G10L21/034—Automatic adjustment
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/001—Digital control of analog signals
-
- 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
-
- 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
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/025—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/165—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/40—Arrangements for obtaining a desired directivity characteristic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
- H04R25/602—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of batteries
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
- H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/025—In the ear hearing aids [ITE] hearing aids
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/43—Signal processing in hearing aids to enhance the speech intelligibility
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/11—Aspects relating to vents, e.g. shape, orientation, acoustic properties in ear tips of hearing devices to prevent occlusion
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Signal Processing (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Psychology (AREA)
- Biomedical Technology (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Neurosurgery (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Headphones And Earphones (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
도 1은 본 발명의 일 실시예에 따른 벤트 경로 및 가변적인 이득 경로에 대한 삽입 이득 대 주파수를 도시한 그래프이다.
도 2는 본 발명의 일 실시예에 따른 음성 명료도 강화 시스템의 일 실시예의 블록 다이어그램이다.
도 3은 전형적인 사용 시나리오이다.
도 4는 외이도에 삽입된 본 발명의 일 실시예에 따른 이어플러그를 도시한 것이다.
도 5는 본 발명의 일 실시예에 따른 벤트 구성을 도시한 것이다.
도 6은 본 발명의 일 실시예에 따른 전체적인 블록 다이어그램이다.
IG 삽입 이득
fx 교차 주파수
G0 공차 감쇠
GMAX 최대 이득
GMIN 최소 이득
101 음향적으로 감쇠하는 경로 이득 곡선
102 전기음향 경로 이득 곡선, 중립
103 전기음향 경로 이득 곡선, 최소
104 전기음향 경로 이득 곡선, 중대
201 이어플러그
202 마이크로폰
203 마이크로폰 프리앰프 및 필터
204 가변 이득
205 아날로그-대-디지털 변환기
206 가변 이득 제어기
207 디지털-대-아날로그 변환기
208 합산점
209 확성기
210 확성기 덕트 진입 댐핑 천
211 확성기 덕트
212 확성기 덕트 이탈 댐핑 천
213 벤트 댐핑 천
214 벤트
215 시스템 제어기
216 통신 인터페이스
217 사용자 인터페이스
218 외이도
219 고막
220 배터리
301 듣는 사람(착용자/사용자)
302 말하는 사람(대화 상대방)
303 배경 소음(경쟁 음성)
401 환경에 면하는 부분
402 외이도에 면하는 부분
514 벤트 도관
1401 귓바퀴(외이)
1402 음향 밀폐를 제공하는 부드러운 이어팁
Claims (31)
- 어려운 음향적 조건을 위한 음성 명료도 강화 시스템(speech intelligibility enhancing system)으로서, 상기 음성 명료도 강화 시스템은 사람의 외이도(ear canal)(218)에 삽입하는 적어도 하나의 이어플러그(ear plug)(201)를 포함하고, 상기 적어도 하나의 이어플러그는 외이도를 면하는 부분(ear canal facing portion)(401)과 환경을 면하는 부분(environment facing portion)(402)을 구비하고, 상기 적어도 하나의 이어플러그는:
상기 환경을 면하는 부분(402)을 상기 외이도를 면하는 부분(401)과 결합시키는 벤트(vent)(214)를 포함하는 음향 감쇠 경로(acoustically attenuating path)(214; 214, 213); 및
상기 환경을 면하는 부분(402)에 있는 마이크로폰(202), 가변 이득(variable gain)(204) 및 상기 외이도를 변하는 부분(401)에 있는 확성기(209)를 포함하는 전기음향 경로(electroacoustic path)(202, 204, 209; 202, 203, 204, 208, 209, 210, 211, 212);를 포함하고,
상기 음향 감쇠 경로(214; 214, 213)는: 상기 환경을 면하는 부분(402)으로부터 상기 외이도를 면하는 부분(401)으로의 전달 함수(transfer function)로 배치되고, 저역 통과 차단주파수를 가진 저역 통과 특성을 구비하고, 상기 저역 통과 특성은 상기 차단주파수 미만의 주파수들에 대해 소리를 공칭 감쇠(nominal attenuation)(G0)만큼 감쇠시키고,
상기 공칭 감쇠(G0)는 500Hz에서 2dB 내지 10dB의 범위 내에 있고, 그리고
상기 저역 통과 차단주파수는 600Hz 내지 1200Hz 범위에 있고, 상기 저역 통과 차단주파수는 3dB 코너 주파수(corner frequency)인, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 벤트(214)는 상기 벤트(214)의 적어도 하나의 끝에, 벤트 댐핑 천(vent damping cloth)(213)을 포함하는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 저역 통과 특성은 50Hz로부터 상기 차단 주파수까지 실질적으로 평탄(substantially flat)한, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 전기음향 경로(202, 204, 209; 202, 203, 204, 208, 209, 210, 211, 212)는 상기 환경을 면하는 부분(402)으로부터 상기 외이도를 면하는 부분(401)으로의 전달 함수로 배치되고, 고역 통과 차단주파수를 가진 고역 통과 특성을 구비하고, 상기 전기음향 경로(202, 204, 209; 202, 203, 204, 208, 209, 210, 211, 212)는 상기 고역 통과 차단주파수 위의 주파수에 대하여 고역 통과 이득(102, 103, 104)을 적용하도록 배치되는, 음성 명료도 강화 시스템. - 제4항에 있어서,
상기 저역 통과 차단주파수와 상기 고역 통과 차단주파수는, 상기 음향 감쇠 경로(214; 214, 213)와 상기 전기음향 경로(202, 204, 209; 202, 203, 204, 208, 209, 210, 211, 212) 사이에 교차 주파수(crossover frequency)(fx)를 수립하는, 음성 명료도 강화 시스템. - 제4항에 있어서,
상기 고역 통과 이득은 3kHz에서 -30dB 내지 +20dB의 범위 내에 있고, 상기 고역 통과 차단주파수는 600Hz 내지 1200Hz의 범위 내에 있고, 상기 고역 통과 차단주파수는 3dB 코너 주파수인, 음성 명료도 강화 시스템. - 제4항에 있어서,
상기 고역 통과 특성은 상기 차단주파수로부터 적어도 5kHz까지 실질적으로 평탄한, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 이어플러그(201)는 상기 가변 이득(204)을 제어하도록 구성된 이득 제어기(206)를 포함하는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 전기음향 경로의 상기 전달 함수와 상기 음향 감쇠 경로의 상기 전달 함수 중의 적어도 하나는, 개방-귀 공명 보상 이득(open-ear compensation gain)을 포함하는, 음성 명료도 강화 시스템. - 제8항에 있어서,
상기 이득 제어기(206)는 디지털로 구현되고, 아날로그-대-디지털 변환기(analog-to-digital converter)(205)가 상기 마이크로폰(202)과 상기 이득 제어기(206) 사이에 제공되는, 음성 명료도 강화 시스템. - 제8항에 있어서,
상기 가변 이득(204)은 상기 이득 제어기(206)에 연결되는 디지털 제어 입력을 구비하는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 마이크로폰(202)은 지향성 마이크로폰인, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 가변 이득(204)은 아날로그인, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 시스템은 시끄러운 소리들을 감쇠하기 위한 피크 제한 수단을 포함하고, 상기 피크 제한 수단은 상기 음향 감쇠 경로(214; 212, 213) 및 상기 전기음향 경로(202, 204, 209; 202, 203, 204, 208, 209, 210, 211, 212) 중의 적어도 하나에 배치되는 피크 제한기(peak limiter)를 포함하는, 음성 명료도 강화 시스템. - 제1항 내지 제14항 중 어느 한 항에 있어서,
상기 적어도 하나의 이어플러그는 2개의 이어플러그들을 포함하고, 사람의 각 외이도마다 한 개씩 있으며, 상기 2개의 이어플러그들은 그들 사이의 설정을 조정하도록(coordinate) 구성되는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 공칭 감쇠(G0)는 500Hz에서 2dB 내지 6dB의 범위 내에 있는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 공칭 감쇠(G0)는 500Hz에서 3dB 내지 4dB의 범위 내에 있는, 음성 명료도 강화 시스템. - 제1항에 있어서,
상기 저역 통과 차단주파수는 750Hz 내지 900Hz의 범위 내에 있는, 음성 명료도 강화 시스템. - 제4항에 있어서,
상기 고역 통과 이득은 3kHz에서 -20dB 내지 +10dB의 범위 내에 있는, 음성 명료도 강화 시스템. - 제4항에 있어서,
상기 고역 통과 차단주파수는 750Hz 내지 900Hz의 범위 내에 있는, 음성 명료도 강화 시스템. - 제8항에 있어서,
상기 이득 제어기(206)는 상기 마이크로폰(202)으로부터의 신호에 기초하여 상기 가변 이득(204)을 제어하도록 구성되는, 음성 명료도 강화 시스템.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DKPA201770002 | 2017-01-03 | ||
DKPA201770002 | 2017-01-03 | ||
PCT/DK2018/050001 WO2018127263A2 (en) | 2017-01-03 | 2018-01-03 | Speech intelligibility enhancing system |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20190103310A KR20190103310A (ko) | 2019-09-04 |
KR102180662B1 true KR102180662B1 (ko) | 2020-11-23 |
Family
ID=62789160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020197022926A Active KR102180662B1 (ko) | 2017-01-03 | 2018-01-03 | 음성 명료도 강화 시스템 |
Country Status (8)
Country | Link |
---|---|
US (1) | US11265660B2 (ko) |
EP (1) | EP3566469B1 (ko) |
JP (1) | JP6731555B2 (ko) |
KR (1) | KR102180662B1 (ko) |
CN (1) | CN110915238B (ko) |
DK (1) | DK3566469T3 (ko) |
ES (1) | ES2801924T3 (ko) |
WO (1) | WO2018127263A2 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110495186B (zh) * | 2017-03-30 | 2021-11-19 | 奇跃公司 | 声音再现系统和头戴式设备 |
US11863948B1 (en) * | 2018-04-16 | 2024-01-02 | Cirrus Logic International Semiconductor Ltd. | Sound components relationship classification and responsive signal processing in an acoustic signal processing system |
US11234085B2 (en) * | 2019-11-21 | 2022-01-25 | Bose Corporation | Earpieces and related articles and devices |
DK180620B1 (en) * | 2020-03-03 | 2021-10-15 | Lizn Aps | IN-EAR HEADPHONE DEVICE WITH ACTIVE NOISE REDUCTION |
CN111535470B (zh) * | 2020-05-09 | 2021-11-19 | 广州大学 | 一种提升室内语言清晰度的方法和系统 |
US11044546B1 (en) * | 2020-06-24 | 2021-06-22 | Plantronics, Inc. | Mode controlled acoustic leak mechanism to optimize audio performance |
US12069442B2 (en) | 2020-08-11 | 2024-08-20 | Bose Corporation | Earpieces |
EP3961624B1 (de) * | 2020-08-28 | 2024-09-25 | Sivantos Pte. Ltd. | Verfahren zum betrieb einer hörvorrichtung in abhängigkeit eines sprachsignals |
WO2022042747A1 (zh) * | 2020-08-31 | 2022-03-03 | 华为技术有限公司 | 一种耳机及移动终端 |
US11523230B2 (en) | 2020-12-14 | 2022-12-06 | Bose Corporation | Earpiece with moving coil transducer and acoustic back volume |
US11259139B1 (en) * | 2021-01-25 | 2022-02-22 | Iyo Inc. | Ear-mountable listening device having a ring-shaped microphone array for beamforming |
DK202270529A1 (en) * | 2022-10-31 | 2024-06-14 | Lizn Aps | Speech enhancement with active masking control |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090310805A1 (en) | 2008-06-14 | 2009-12-17 | Michael Petroff | Hearing aid with anti-occlusion effect techniques and ultra-low frequency response |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5550923A (en) * | 1994-09-02 | 1996-08-27 | Minnesota Mining And Manufacturing Company | Directional ear device with adaptive bandwidth and gain control |
US5721783A (en) * | 1995-06-07 | 1998-02-24 | Anderson; James C. | Hearing aid with wireless remote processor |
DK42297A (da) * | 1997-04-15 | 1998-10-16 | Toepholm & Westermann | Ventesystem til i-øret høreapparat |
GB9714001D0 (en) * | 1997-07-02 | 1997-09-10 | Simoco Europ Limited | Method and apparatus for speech enhancement in a speech communication system |
EP1629808A1 (en) | 2004-08-25 | 2006-03-01 | Phonak Ag | Earplug and method for manufacturing the same |
DK1795045T3 (da) * | 2004-10-01 | 2013-02-18 | Hear Ip Pty Ltd | Akustisk transparent okklusionsreduktionssystem og -fremgangsmåde |
DE102005034646B3 (de) * | 2005-07-25 | 2007-02-01 | Siemens Audiologische Technik Gmbh | Hörvorrichtung und Verfahren zur Reduktion von Rückkopplungen |
US8213653B2 (en) | 2006-05-10 | 2012-07-03 | Phonak Ag | Hearing device |
WO2009006418A1 (en) | 2007-06-28 | 2009-01-08 | Personics Holdings Inc. | Method and device for background noise mitigation |
DK2023664T3 (da) * | 2007-08-10 | 2013-06-03 | Oticon As | Aktiv støjudligning i høreapparater |
EP2028877B1 (en) * | 2007-08-24 | 2012-02-22 | Oticon A/S | Hearing aid with anti-feedback system |
EP2071872A1 (en) | 2007-12-03 | 2009-06-17 | Oticon A/S | Hearing device |
US8494201B2 (en) * | 2010-09-22 | 2013-07-23 | Gn Resound A/S | Hearing aid with occlusion suppression |
EP2434780B1 (en) * | 2010-09-22 | 2016-04-13 | GN ReSound A/S | Hearing aid with occlusion suppression and subsonic energy control |
US8798278B2 (en) | 2010-09-28 | 2014-08-05 | Bose Corporation | Dynamic gain adjustment based on signal to ambient noise level |
US9131311B2 (en) | 2010-10-07 | 2015-09-08 | Polk Audio, Llc | Canal phones with structure and method for selectively passing or blocking environmental ambient sound and switchable electrical connections |
US9438994B2 (en) * | 2013-01-23 | 2016-09-06 | Lloyd Baggs Innovations, Llc | Instrument amplification systems incorporating reflection cancelling boundary microphones and multiband compression |
JP2016086281A (ja) * | 2014-10-24 | 2016-05-19 | ソニー株式会社 | イヤホン |
EP3254475A4 (en) * | 2015-02-04 | 2019-01-02 | Etymotic Research, Inc | Speech intelligibility enhancement system |
GB2594648B (en) | 2015-05-22 | 2022-04-20 | Cirrus Logic Int Semiconductor Ltd | Adaptive receiver |
-
2018
- 2018-01-03 US US16/475,822 patent/US11265660B2/en active Active
- 2018-01-03 CN CN201880005849.4A patent/CN110915238B/zh active Active
- 2018-01-03 KR KR1020197022926A patent/KR102180662B1/ko active Active
- 2018-01-03 DK DK18705828.4T patent/DK3566469T3/da active
- 2018-01-03 JP JP2019535823A patent/JP6731555B2/ja active Active
- 2018-01-03 WO PCT/DK2018/050001 patent/WO2018127263A2/en active Search and Examination
- 2018-01-03 ES ES18705828T patent/ES2801924T3/es active Active
- 2018-01-03 EP EP18705828.4A patent/EP3566469B1/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090310805A1 (en) | 2008-06-14 | 2009-12-17 | Michael Petroff | Hearing aid with anti-occlusion effect techniques and ultra-low frequency response |
Also Published As
Publication number | Publication date |
---|---|
WO2018127263A2 (en) | 2018-07-12 |
CN110915238A (zh) | 2020-03-24 |
CN110915238B (zh) | 2022-04-05 |
WO2018127263A3 (en) | 2018-08-16 |
ES2801924T3 (es) | 2021-01-14 |
EP3566469B1 (en) | 2020-04-01 |
JP2020512710A (ja) | 2020-04-23 |
JP6731555B2 (ja) | 2020-07-29 |
KR20190103310A (ko) | 2019-09-04 |
US11265660B2 (en) | 2022-03-01 |
US20190356991A1 (en) | 2019-11-21 |
DK3566469T3 (da) | 2020-06-29 |
EP3566469A2 (en) | 2019-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102180662B1 (ko) | 음성 명료도 강화 시스템 | |
JP6965216B2 (ja) | Anrヘッドホンで周囲の自然さを提供すること | |
KR101689339B1 (ko) | 이어폰 구조체 및 그 작동 방법 | |
JP6120980B2 (ja) | 能動ヒアスルーを有するanrヘッドホンのためのユーザインターフェース | |
JP6055108B2 (ja) | バイノーラルテレプレゼンス | |
CN102404658B (zh) | 头戴式消噪耳机及消噪耳罩 | |
US20040199380A1 (en) | Signal processing circuit and method for increasing speech intelligibility | |
CN101390439B (zh) | 用于插入到听道中的耳塞 | |
EP2391321B1 (en) | System and method for providing active hearing protection to a user | |
JP2017142485A (ja) | ヘッドセットユーザの音声活動の存在又は不存在に応じてアクティブノイズコントロール、閉塞防止制御、及び、受動減衰相殺を伴うオーディオヘッドセット | |
JP6495448B2 (ja) | ヘッドセット内の自己音声閉塞軽減 | |
JP2015219527A (ja) | フィードバックマイクロフォン信号の飽和の影響を防止するanc雑音能動制御オーディオヘッドセット | |
EP4115625B1 (en) | In-ear headphone device with active noise control | |
US12167199B2 (en) | Mobile phone based hearing loss correction system | |
JP2022016340A (ja) | 能動的閉塞キャンセルのためのイヤピース、聴覚装置及びシステム | |
CN118476243A (zh) | 具有感知模式自动调平器的音频设备 | |
CN120153669A (zh) | 具有主动掩蔽控制的语音增强 | |
HK1220310B (zh) | 主動噪聲降低耳機以及操作主動噪聲降低耳機的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0105 | International application |
Patent event date: 20190802 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PG1501 | Laying open of application | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20200320 Comment text: Request for Examination of Application |
|
PA0302 | Request for accelerated examination |
Patent event date: 20200320 Patent event code: PA03022R01D Comment text: Request for Accelerated Examination |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20200630 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20200910 |
|
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20201113 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20201116 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20231113 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20241112 Start annual number: 5 End annual number: 5 |