EP2835983A1 - Hörgerät mit Darstellung der Umweltgeräusche - Google Patents

Hörgerät mit Darstellung der Umweltgeräusche Download PDF

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Publication number
EP2835983A1
EP2835983A1 EP13193426.7A EP13193426A EP2835983A1 EP 2835983 A1 EP2835983 A1 EP 2835983A1 EP 13193426 A EP13193426 A EP 13193426A EP 2835983 A1 EP2835983 A1 EP 2835983A1
Authority
EP
European Patent Office
Prior art keywords
hearing instrument
user
hearing
signals
sound
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.)
Withdrawn
Application number
EP13193426.7A
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English (en)
French (fr)
Inventor
Regin Kopp Pedersen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oticon AS
Original Assignee
Oticon AS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oticon AS filed Critical Oticon AS
Priority to EP13193426.7A priority Critical patent/EP2835983A1/de
Publication of EP2835983A1 publication Critical patent/EP2835983A1/de
Withdrawn legal-status Critical Current

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    • 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
    • H04R25/43—Electronic input selection or mixing based on input signal analysis, e.g. mixing or selection between microphone and telecoil or between microphones with different directivity characteristics
    • 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
    • H04R1/1083—Reduction of ambient noise
    • 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
    • H04R2225/41—Detection or adaptation of hearing aid parameters or programs to listening situation, e.g. pub, forest
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • 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
    • H04R25/407—Circuits for combining signals of a plurality of transducers
    • 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
    • H04R25/55—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired
    • H04R25/554—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired using a wireless connection, e.g. between microphone and amplifier or using Tcoils

Definitions

  • the present invention generally relates to a hearing instrument adapted to be worn in or at an ear of a user.
  • the present invention more particularly relates to a hearing instrument that is capable of providing additional environmental sounds for the user while using the hearing instrument.
  • the present invention also relates to a method for supporting context awareness of a user when using a hearing instrument.
  • the prior art hearing instruments includes hearing instruments for hearing impaired persons and hearing instruments for persons without hearing loss. Some of these hearing instruments use some sort of earplugs to attenuate disturbing sounds in the environment for relaxation purposes or for listening to audio signals such as speech or music. When these hearing instruments are used to present audio signals to the user of the hearing instrument through a set of ear pieces (e.g. ear phones or headphones), the user of the hearing instrument may at least partly loose audible contact with and awareness of what is happening in the surroundings.
  • ear pieces e.g. ear phones or headphones
  • the use of hearing instruments introduces the risk for not hearing important acoustic events in the surroundings. This is in particularly a problem when the hearing instruments includes occluding earpieces with high attenuating effect of context sounds and with loud streamed audio that may at least partially mask the context sounds.
  • EP2472907A1 describes a system that eases the acknowledgement of 'alarm signals', as e.g. issued by alarm indicators, in the environment of a user in difficult listening situations.
  • the system comprises a listening device adapted to be worn at or in an ear of a user, and an alerting device adapted to detect or receive an external alarm signal, wherein the listening device and the alerting device each comprise at least one communication interface allowing to establish a communication link between them.
  • the system is configured to allow a user to take notice of alarms from normal indicators even in case of a hearing impairment and/or when located in a noisy environment.
  • the hearing instrument according to the invention comprises:
  • the hearing instrument supports means of triggering a more permanent change of a general operational state following detection of sound signals that comply with the predefined environmental sound detection constraints.
  • the hearing instrument eliminates the risk for the user of not hearing important acoustic events in the surroundings while using the hearing instrument. Accordingly, the context awareness of the user of the hearing instrument is supported.
  • the hearing instrument may be any suitable type of hearing instrument or hearing aid, e.g. a behind-the-ear (BTE) hearing aid or an in-the-ear (ITE) hearing aid or any combination thereof, by way of example.
  • BTE behind-the-ear
  • ITE in-the-ear
  • a “hearing instrument” refers to a device, such as e.g. a hearing aid, a listening device or an active ear-protection device, which is adapted to improve, augment and/or protect the hearing capability of a user by receiving acoustic signals from the user's surroundings, generating corresponding audio signals, possibly modifying the audio signals and providing the possibly modified audio signals as audible signals to at least one of the user's ears.
  • a “hearing instrument” further refers to a device such as an earphone or a headset adapted to receive audio signals electronically, possibly modifying the audio signals and providing the possibly modified audio signals as audible signals to at least one of the user's ears.
  • Such audible signals may e.g. be provided in the form of acoustic signals radiated into the user's outer ears, acoustic signals transferred as mechanical vibrations to the user's inner ears through the bone structure of the user's head and/or through parts of the middle ear as well as electric signals transferred directly or indirectly to the cochlear nerve and/or to the auditory cortex of the user.
  • a hearing instrument may be configured to be worn in any known way, e.g. as a unit arranged behind the ear with a tube leading air-borne acoustic signals into the ear canal or with a loudspeaker arranged close to or in the ear canal, as a unit entirely or partly arranged in the pinna and/or in the ear canal, as a unit attached to a fixture implanted into the skull bone, as an entirely or partly implanted unit, etc.
  • a hearing instrument may comprise a single unit or several units communicating electronically with each other.
  • a hearing instrument comprises an input transducer for receiving an acoustic signal from a user's surroundings and providing a corresponding input audio signal and/or a receiver for electronically receiving an input audio signal, a signal processing circuit for processing the input audio signal and an output means for providing an audible signal to the user in dependence on the processed audio signal.
  • Some hearing instruments may comprise multiple input transducers, e.g. for providing direction-dependent audio signal processing.
  • the receiver may be a wireless receiver.
  • the receiver may be e.g. an input amplifier for receiving a wired signal.
  • an amplifier may constitute the signal processing circuit.
  • the output means may comprise an output transducer, such as e.g. a loudspeaker for providing an air-borne acoustic signal or a vibrator for providing a structure-borne or liquid-borne acoustic signal.
  • the output means may comprise one or more output electrodes for providing electric signals.
  • the vibrator may be adapted to provide a structure-borne acoustic signal transcutaneously or percutaneously to the skull bone.
  • the vibrator may be implanted in the middle ear and/or in the inner ear.
  • the vibrator may be adapted to provide a structure-borne acoustic signal to a middle-ear bone and/or to the cochlea. In some hearing instruments, the vibrator may be adapted to provide a liquid-borne acoustic signal in the cochlear liquid, e.g. through the oval window.
  • the output electrodes may be implanted in the cochlea or on the inside of the skull bone and may be adapted to provide the electric signals to the hair cells of the cochlea, to one or more hearing nerves and/or to the auditory cortex.
  • a “hearing instrument” may refer to a system comprising one or two hearing instruments.
  • a “hearing instrument” may be “binaural hearing system” refers to a system comprising one or two hearing instruments and being adapted to cooperatively provide audible signals to both of the user's ears.
  • Hearing systems or binaural hearing systems may further comprise "auxiliary devices", which communicate with the hearing instruments and affect and/or benefit from the function of the hearing instruments.
  • Auxiliary devices may be e.g. remote controls, remote microphones, audio gateway devices, mobile phones, public-address systems, car audio systems or music players.
  • Hearing instruments, hearing systems or binaural hearing systems may e.g. be used for compensating for a hearing-impaired person's loss of hearing capability, augmenting or protecting a normal-hearing person's hearing capability and/or conveying electronic audio signals to a person.
  • the transmitting means may be any suitable means for transmitting an audio signal into at least one of the ears of a user.
  • the transmitting means may include an ear hook, a hook or a tube, and/or a pair of electric conductors for propagating an audio signal to an output transducer, e.g. a loudspeaker (receiver).
  • an output transducer e.g. a loudspeaker (receiver).
  • the output means may be any suitable means for providing an audible signal to the user (including providing stimuli perceived by the user as sound).
  • the output means may include one more receivers.
  • the means for detecting sound signals from the surroundings of the user may be any suitable means including microphones integrated within the hearing instrument and microphones provided elsewhere.
  • the analysing means may be any suitable means for analysing the detected sound signals and comparing the detected sound signals with a number of predefined environmental sound detection constraints. These analysing means may be provided within a processer of the hearing instruments, within the amplifier of the hearing instrument or elsewhere in the hearing instrument. In an embodiment, the analysing means comprises a frequency analysing unit allowing an analysis of the detected sound signals in the frequency domain.
  • the predefined environmental sound detection constraints may be of any suitable type and kind.
  • the predefined environmental sound detection constraints may include frequency ranges and sound pressure levels and combinations of frequency ranges and sound pressure levels.
  • the predefined environmental sound detection constraints comprises a threshold value of a measure of the modulation of the detected sound signals.
  • the predefined environmental sound detection constraints comprises a degree of similarity the detected sound signals with predefined stored sound signals (e.g. based on a correlation measure, e.g. cross-correlation).
  • the hearing instrument comprises means for processing the detected sound signals.
  • the means for processing the detected sound signals may be any suitable means, e.g. a standard or customized processing circuit.
  • the hearing instrument comprises means for receiving streamed audio signals from an external device and/or means for streaming audio signals from the hearing instrument itself.
  • the hearing instrument may be used to stream music or other types of audio sources either from an external device or from the hearing instrument itself.
  • Streamed audio source signals may be received from an external device by using a wired connection or by using a wirelessly connection.
  • the term 'streamed audio' is taken to mean electric signals comprising audio that are continuously received or transmitted from an audio source, e.g. sound from a live audio performance or sound from an audio source stored in a memory or received via network connection (e.g. from the Internet) or a radio or TV-set.
  • the term 'audio signal' is in the present context taken to mean an electric signal comprising frequencies in the human audible frequency range (e.g. between 20 Hz and 20 kHz).
  • the hearing instrument comprises means for muting the hearing instrument and hereby bringing the hearing instrument in a mute state, and that the hearing instrument comprises means for transmitting the detected sound signals to the user by means of the transmitting means, if the detected sound signals comply with the predefined environmental sound detection constraints when the hearing instrument is in the mute state.
  • the hearing instrument(s) resume(s) a non-muted operating state in relation to detecting sound signals complying with the predefined environmental sound detection constraints while the hearing instrument is in the mute state.
  • the hearing instrument comprises means for blending detected sound signals with streamed sound such as streamed audio source signals from an external device or from the hearing instrument itself.
  • the means for blending detected sound signals with streamed sound can be individually adjusted in order to meet individual requirements.
  • a personalised, balanced improvement of context awareness can be achieved during an acoustic event such as the presence of speech, a ring of a doorbell or a fire alarm.
  • the hearing instrument comprises means for verifying if the sound signals are within a predefined range of frequencies and/or sound pressure levels.
  • the means for verifying if the sound signals are within a predefined range of frequencies and/or sound pressure levels may be any suitable means including a processor.
  • the hearing instrument comprises a microphone integrated in the hearing instrument, where the microphone is adapted to detect sound signals from the surroundings of the user.
  • the hearing instrument comprises an amplifier that comprises processing means capable of processing the sound signal detected by the microphone.
  • the processing means may be adapted to provide any suitable processing of the signals such as directionality related processing or noise reduction.
  • the hearing instrument comprises a separate processor capable of processing the sound signal detected by the microphone.
  • the hearing instrument comprises means for setting and/or changing the predefined environmental sound detection constraints.
  • the objects of the invention may be achieved by a method for supporting context awareness of a user using a hearing instrument, where the method comprises the step of detecting the presence of a sound signal, where the method further comprises the step of receiving streamed audio source signals from an external device or streaming audio source from the hearing instrument itself. The method further comprises the step of analysing the detected sound signal and processing the detected sound signal according to predefined processing rules and further providing the processed sound signal to the user of the hearing instrument.
  • FIG. 1 different views of a hearing instrument 2 according to the invention is illustrated in Fig. 1 .
  • Fig. 1 illustrates a schematic view of a hearing instrument 2 according to an embodiment of the invention.
  • a user 4 is wearing the hearing instrument 2 that comprises earplugs 8 inserted into the ears 6.
  • the user 4 of the hearing instrument 2 may be listening to music or another audio signal received by a first device 12.
  • the first device 12 receives wireless signals 24 from a second device 14.
  • the hearing instrument 2 may receive audio signals from any suitable source 12, 14. Accordingly, other figurations than the one shown in Fig. 1 is possible.
  • the second device 14 may, by way of example, be a sending unit placed on a speaker (not shown), e.g. a wireless microphone unit for picking up sounds from the speaker and transmitting the signal to the user (either directly to the hearing instrument 2 or via the first device 12).
  • the audio signal may be sent via the wires 10, 10' from the first device 12 to receivers (speaker units) placed in the (respective left and right) earplugs 8.
  • receivers sounders
  • earplugs 8 the user may apply ear phones (not shown).
  • the user 4 may choose to mute the audio signals received by the device 12 (and/or via a possible microphone of the hearing instrument 8 itself), e.g. in order to relax.
  • the user may alternatively choose to continue to listen to the audio signals received by the device 12.
  • a door 18 and an appertaining doorbell 16 are shown behind the user 4.
  • the doorbell 16 is activated and sends out a sound signal 20. If the user is listening to music and if the sound signal 20 sent by the doorbell 16 are not loud enough, the user 4 may not hear the sound signal 20, if he uses a prior art hearing instrument.
  • the hearing instrument 2 comprises means for detecting the presence of environmental sound signals within a predefined range of frequencies and intensities.
  • the hearing instrument 2 according to the invention moreover comprises means for prioritise and present the detected sound signals in a predefined manner.
  • the hearing instrument 2 When the doorbell signal 20 is detected by the hearing instrument 2, the hearing instrument 2 will verify that the sound signal lies within the predefined range of frequencies and sound pressure levels and therefore, the hearing instrument 2 will present the detected sound signal in a predefined manner. Accordingly, the hearing instrument 2 calls attention to the user 4 about the doorbell signal.
  • the hearing instrument 2 may be set to detect and present different sound signals for the user 4 of the hearing instrument 2. It may be preferred to detect phone calls, door bells, speech or any other suitable type of sound signals.
  • the detection of sound signals may be conducted in any suitable manner, e.g. by using a microphone (not shown) contained in the hearing instrument or outside the hearing instrument.
  • a microphone may be integrated in the first device 12 and/or in the second device 14.
  • the hearing instrument 2 makes it possible to detect important acoustic events 16 in the surroundings even when the hearing instrument 2 is muted or when the user of the hearing instrument 2 is listening to audio.
  • the hearing instrument 2 further makes it possible to present detected signals 16 in a predefined way. It is possible to process the detected sound signal 16 e.g. by applying noise reduction or directionality related processing.
  • the hearing instrument 2 reduces the risk for the user of not hearing important acoustic events in the surroundings during use of the hearing instrument 2.
  • Fig. 2 a illustrates a schematic view of another hearing instrument 2 according to an embodiment of the invention.
  • the hearing instrument 2 is an ITE hearing aid 2 inserted into the ear(s) 6 of a user 4.
  • Another speaking person 22 is standing behind the user 4.
  • the speech 20 from the other person 22 is detected as a sound signal by the microphones (not shown) in the ITE hearing aid 2.
  • Fig. 2 b illustrates a graph 26 showing the detected sound signal 32 in a given situation.
  • the detected Sound Pressure Level (SPL dB) 30 is depicted as a function of frequency 28 (measured in Hz, logarithmic scale).
  • the reference Sound Pressure is 20 ⁇ Pa.
  • Fig. 2 c illustrates another graph 26' showing the detected sound signal 20 in a situation in which the other person 22 is speaking.
  • the detected Sound Pressure Level 30 SPL dB with a reference Sound Pressure of 20 ⁇ Pa
  • frequency 28 measured in Hz
  • the curve 34 shows that the speech 20 has significant content at frequencies around 1000 Hz (> 20 dB between 500 Hz and 2 kHz).
  • the user 4 of the hearing aid 2 shown in Fig. 2 a listens to music or another audio source or if the hearing aid 2 is muted, the user 4 will not be able to hear the sound signal 20 when using a prior art hearing aid.
  • the hearing instrument 2 comprises means for detecting the presence of environmental sound signals within a predefined range of frequencies and sound pressure levels and means for prioritising and presenting these detected sound signals to the user of the hearing instrument 2, the hearing instrument 2 according to the invention will present the user of the hearing instrument 2 with a sound signal that includes at least some of the speech 20.
  • the hearing instrument 2 may comprise a processor for processing the detected sound signal 20 (e.g. amplification, noise reduction or directionality) in order to provide the most useful information (presented as a sound signal) for the user of the hearing instrument 2 (e.g. via a loudspeaker).
  • a processor for processing the detected sound signal 20 (e.g. amplification, noise reduction or directionality) in order to provide the most useful information (presented as a sound signal) for the user of the hearing instrument 2 (e.g. via a loudspeaker).
  • the hearing instrument 2 When the other person 22 is speaking the speech 20 is detected by the hearing instrument 2 (e.g. via a microphone and a voice activity detector and/or a frequency analyser), the hearing instrument 2 will verify that the sound signal 20 lies within the predefined range of frequencies and sound pressure level (e.g. > 20 dB in a range between 500 Hz and 2 kHz) and therefore, the hearing instrument 2 will present the detected sound signal 20 in a predefined (e.g. amplified and/or processed in order to reduce noise) manner.
  • the predefined range of frequencies and sound pressure level e.g. > 20 dB in a range between 500 Hz and 2 kHz
  • Fig. 3 a illustrates a schematic view of a user 4 wearing a hearing instrument 2 according to an embodiment of the invention and another speaking person 22.
  • the hearing instrument 2 is a BTE hearing aid 2 attached behind the ear 6 of the user 4.
  • the speaking person 22 is standing behind the user 4 of the hearing aid 2.
  • the hearing instrument 2 comprises means for detecting the presence of environmental sound signals like the speech 20 from the speaking person 22 within a predefined range of frequencies and sound pressure levels.
  • the hearing instrument 2 also comprises means for prioritising and presenting these detected sound signals 20 to the user 4 of the hearing instrument 2 in a predefined manner (e.g. processed by using noise reduction).
  • the hearing aid 2 may comprise means for setting and/or changing these rules and settings, e.g. via a user interface, e.g. implemented in a remote control device, e.g. as an APP of a SmartPhone.
  • Fig. 3 b) illustrates a close-up view of the hearing instrument 2 shown in Fig. 3 a) .
  • the hearing instrument 2 is a BTE hearing aid 2 attached behind the ear 6 of the user 4 of the BTE hearing aid 2.
  • the BTE hearing aid 2 comprises an ear mould 36 that is connected to the casing of the BTE hearing aid 2 by means of a tube 38.
  • Fig. 3 c) is a graph 26 showing an example of the environmental sound detection constraints 54 of the BTE hearing aid 2 shown in Fig. 3 a) and in Fig. 3 b) .
  • the environmental sound detection constraints 54 of the BTE hearing aid 2 is a frequency dependent level threshold curve 54 indicated with a dotted line.
  • the graph 26 shows the detected Sound Pressure Level (SPL dB with a reference Sound Pressure of 20 ⁇ Pa) depicted as a function of frequency 28 (measured in Hz).
  • the curve 34 shows that the detected sound signal (speech signal 20) contains frequencies up till about 8000 Hz. Since the hatched area 56 exceeds the threshold curve 54, the BTE hearing aid 2 processes the detected signal 20 according to predefined rules and settings. Accordingly, the sound signal 20 from the speaking person 22 will be provided for the user 4 by means of an output transducer of the BTE hearing aid 2.
  • Fig. 4 a illustrates a schematically exploded cross-sectional view of a BTE-type hearing aid 2 according to an embodiment of the invention.
  • the BTE hearing aid 2 comprises a casing 52 housing a battery 48 that is electrically connected to an amplifier 46.
  • the amplifier 46 is electrically connected to a microphone (input transducer) 44 and to a receiver (output transducer) 50.
  • the receiver 50 is configured to generate a sound signal that is being transmitted through the hook 42 of the BTE hearing aid 2 and further through the ear hook 40 and through the ear mould 36 into the ear canal of the user 4 of the BTE hearing aid 2.
  • the ear hook 40 is detachably attached to the hook 42 of the BTE hearing aid 2.
  • the amplifier 46 may comprise processing means (e.g. a digital processor) capable of processing the sound signal detected by the microphone 44.
  • processing means e.g. a digital processor
  • the BTE hearing aid 2 may, although not shown, comprise other processing means e.g. provided in a separate processor.
  • Fig. 4 b) illustrates a user 4 wearing the BTE hearing aid 2 shown in Fig. 4 a) .
  • BTE hearing aid 2 is attached behind the ear 6 of the user 4 of the BTE hearing aid 2.
  • Fig. 5 a illustrates a user 4 wearing a hearing instrument 2 according to an embodiment of the invention while a phone 58 is ringing.
  • the user 4 is a female user wearing a pair of headphones 2.
  • the user 4 is listening to music and is sitting in a position in which she desires to relax.
  • the phone 58 arrange behind her rings.
  • the phone sound 20 is not loud enough for the user 4 to hear it.
  • the hearing instrument 2 comprises means (a microphone) for detecting the presence of environmental sound signals 20 including the phone sound 20, within a predefined range of frequencies and sound pressure levels, the hearing instrument 2 actually detects that the phone 58 is ringing.
  • the hearing instrument 2 comprises means for prioritising and presenting the detected sound signal 20 to the user 4 of the hearing instrument 2.
  • Fig. 5 b) is a graph 26 showing that the detected phone sound signal is exceeding the environmental sound threshold 54 of the hearing instrument 2 shown in Fig. 5 a) .
  • the environmental sounds detection constraints 54 of the hearing instrument 2 is a threshold curve 54 indicated with a dotted line.
  • the graph 26 has a curve 32 that depicted the detected Sound Pressure Level (30) as a function of frequency 28 (measured in Hz).
  • the curve 34 shows that the frequencies of phone sound 20 lie within the range between 500-1500 Hz. Since the hatched area 56 exceeds the threshold curve 54, the hearing instrument processes the detected signal 20 according to a set of predefined rules and settings and thus, the sound signal 20 from the phone 58 will be provided for the user 4 through the headphones 2.
  • the hearing instrument comprises an analysis unit that is configured to analyse the frequency content of a current sound signal and to classify the current sound signal into a number of predefined types of signals.
  • the analysis unit is configured to apply different predefined environmental sound detection constraints to different types of sound signals (as classified by the analysis unit).

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP13193426.7A 2013-11-19 2013-11-19 Hörgerät mit Darstellung der Umweltgeräusche Withdrawn EP2835983A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13193426.7A EP2835983A1 (de) 2013-11-19 2013-11-19 Hörgerät mit Darstellung der Umweltgeräusche

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13193426.7A EP2835983A1 (de) 2013-11-19 2013-11-19 Hörgerät mit Darstellung der Umweltgeräusche

Publications (1)

Publication Number Publication Date
EP2835983A1 true EP2835983A1 (de) 2015-02-11

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EP13193426.7A Withdrawn EP2835983A1 (de) 2013-11-19 2013-11-19 Hörgerät mit Darstellung der Umweltgeräusche

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3718316B1 (de) 2017-12-01 2022-04-27 Sina Wohlleben Hörgerät und verfahren zur bereitstellung eines hörgeräts

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020141599A1 (en) * 2001-04-03 2002-10-03 Philips Electronics North America Corp. Active noise canceling headset and devices with selective noise suppression
EP1646265A2 (de) * 2004-09-21 2006-04-12 Yamaha Corporation Tonwiedergabegerät und Tonwiedergabekopfhörer
WO2008083315A2 (en) * 2006-12-31 2008-07-10 Personics Holdings Inc. Method and device configured for sound signature detection
JP2008300894A (ja) * 2007-05-29 2008-12-11 Smk Corp マイクロフォン付きヘッドセットの外部特定音認識方法及びマイクロフォン付きヘッドセット
GB2477809A (en) * 2010-02-16 2011-08-17 Hosiden Besson Ltd Alarm arrangement within an assistive listening system
EP2472907A1 (de) 2010-12-29 2012-07-04 Oticon A/S Hörsystem mit einer Alarmvorrichtung und Hörvorrichtung

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020141599A1 (en) * 2001-04-03 2002-10-03 Philips Electronics North America Corp. Active noise canceling headset and devices with selective noise suppression
EP1646265A2 (de) * 2004-09-21 2006-04-12 Yamaha Corporation Tonwiedergabegerät und Tonwiedergabekopfhörer
WO2008083315A2 (en) * 2006-12-31 2008-07-10 Personics Holdings Inc. Method and device configured for sound signature detection
JP2008300894A (ja) * 2007-05-29 2008-12-11 Smk Corp マイクロフォン付きヘッドセットの外部特定音認識方法及びマイクロフォン付きヘッドセット
GB2477809A (en) * 2010-02-16 2011-08-17 Hosiden Besson Ltd Alarm arrangement within an assistive listening system
EP2472907A1 (de) 2010-12-29 2012-07-04 Oticon A/S Hörsystem mit einer Alarmvorrichtung und Hörvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3718316B1 (de) 2017-12-01 2022-04-27 Sina Wohlleben Hörgerät und verfahren zur bereitstellung eines hörgeräts

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