One of ordinary skill in art will appreciate many variations and modifications. PCT/US2012/060084. Online May 6, 2012 at ". A further aspect of an acoustic monitoring system has an acoustic sensor, a sensor interface and a wireless communications device comprising a first monitor section. Applicants who wish to apply using a printed application will receive access to JASA within three weeks. 7A-B are block diagrams illustrating an acoustic-envelope-based breath sound generator; FIGS. Audio waveforms include body sounds from the heart, lungs, gastrointestinal system and other organs. These body sounds may include tracheal air flow, heart beats and pulsatile blood flow, to name a few. As shown in FIG. The piezo circuit 410 may also have a high pass filter to eliminate unwanted low frequencies such as below about 100 Hz for breath sound applications, and an op amp to provide gain to the piezoelectric signal. Samples from a person may be recorded and used to generate the sound signatures. An acoustic monitoring system has an acoustic front-end, a first signal path from the acoustic front-end directly to an audio transducer and a second signal path from the acoustic front-end to an acoustic data processor via an analog-to-digital converter. The parameter processor derives a second physiological measurement responsive to the pulsatile blood flow. Additionally, this application relates to the following U.S. patent applications, the disclosures of which are incorporated in their entirety by reference herein: Filing App. 2007-506626 dated Mar. Analog Devices, 12-Bit Serial Input Multiplying D/A Converter, Product Data Sheet, 2000. Piezoelectric biological sounds monitor with printed circuit board, Noninvasive oximetry optical sensor including disposable and reusable elements, Method and apparatus for reducing coupling between signals in a measurement system, Smmr (small molecule metabolite reporters) for use as in vivo glucose biosensors, Patient monitor having context-based sensitivity adjustments, Multi-mode patient monitor configured to self-configure for a selected or determined mode of operation, Noninvasively measuring analyte levels in a subject, Method for data reduction and calibration of an OCT-based physiological monitor, Monitoring blood constituent levels in biological tissue, Method and apparatus for monitoring blood constituent levels in biological tissue, Method for data reduction and calibration of an oct-based physiological monitor, Stethoscope with frictional noise reduction, Noninvasive multi-parameter patient monitor, Configurable physiological measurement system, Physiological parameter confidence measure, Apparatus and method for creating a stable optical interface, Adhesive patch having multiple acoustic sensors for monitoring acoustic signals, Multispot monitoring for use in optical coherence tomography, Contoured protrusion for improving spectroscopic measurement of blood constituents, Multi-stream sensor for noninvasive measurement of blood constituents, Multi-stream sensor front ends for noninvasive measurement of blood constituents, Multi-stream emitter for noninvasive measurement of blood constituents, Acoustic respiration monitoring sensor having a plurality of detection elements, Epitaxial structures on sides of a substrate, Physiological measurement devices, systems, and methods, Physiological monitoring devices, systems, and methods, Systems and methods to monitor repositioning of a patient, Wireless stethoscope and method of use thereof, Ambulatory medical telemetry device having an audio indicator, Biosensor interface apparatus for a mobile communication device, Heart monitoring system usable with a smartphone or computer, An adhesive patch for monitoring acoustic signals, Modular electronic biosensor with interface for receiving disparate modules, Wireless, ultrasonic personal health monitoring system, Systems and methods for analysis and display of heart sounds. 317-320. The ear itself is another biological instrument dedicated to receiving certain wave vibrations and interpreting them as sound. In another embodiment, the breath tags are transmitted over a network to a remote device, which reconstructs the breathing waveform from the breath tags in like manner. 7B and FIGS. A system for generating synthetic heart sounds audio responsive to a signal detected by an optical sensor attached to a patient, the system comprising one or more hardware processors configured to: 16. In this manner, the listener can more easily distinguish and identify the source of body sounds. The Technical Committee on Psychological and Physiological Acoustics has a special funding opportunity available to support invited student presenters at the ASA Louisville meeting in Spring 2019. The Silver Medal is presented to individuals, without age limitation, for contributions to the advancement of science, engineering, or human welfare through the application of acoustic principles, or through research accomplishment in acoustics. Acoustic data 146 may be written on various storage media 160, such as a hard drive, and organized for convenient search and retrieval. 2A). International Search Report & Written Opinion, PCT Application PCT/US2010/058981 dated Feb. 17, 2011 in 11 pages. In various embodiments, the monitor 500 may be one or more processor boards installed within and communicating with a host instrument. The piezo circuit 410 decouples the power supply 513 and performs preliminary signal conditioning. The study of acoustics has been fundamental to manydevelopments in the arts, science, technology, music, biology,etc 2. A second acoustic sensor 220 is utilized to continuously monitor body sounds. 25, 2012 at ". A third signal path is from the second acoustic front-end to a parameter processor via the analog-to-digital converter. FIG. Artificial data may, for example, be white noise bursts generated in sync with sensed respiration. The acoustic data transmission comprises an envelope extracted from the acoustic data and a breath tag sent to the remote device that is representative of the envelope. 2011-544508 dated Apr. 14/473,831, filed Aug. 29, 2014, now U.S. Pat. Create free account to access unlimited books, fast download and ads free! 5 illustrates a physiological acoustic monitor 500 for driving and processing signals from multi-acoustic sensor 401, 402 (FIG. The acoustic data processor provides audio of the body sounds upon user demand. That is, a button 568 on the monitor is pushed or otherwise actuated so as to initiate acoustic sounds to be sent to a speaker, handheld device, or other listening device, either directly or via a network. Beginning with its origins in the study of mechanical vibrations and the radiation of these vibrations through mechanical waves, acoustics has had … The system of claim 17, wherein the synthetic heart sound is generated on a computing system separate from a patient monitor. Applicants who apply online for membership in the Acoustical Society of America will obtain same-day access to the Journal of the Acoustical Society of America(JASA) Online. ... acoustical solutions should be many times more effective per square foot of application than the previous generation of technology. Synthetic data is something between actual data and artificial data, such as the acoustic envelope process described above that incorporates some information from the actual sensor signal. Pseudorandom noise by Wikipedia, the free encyclopedia, pub. 9 is an illustration of a physiological acoustic monitoring system for out-patient monitoring applications. The method of claim 11, wherein the computing system comprises a mobile computing device. At the monitor end, envelop synthesis 770 reproduces the envelope 830 (FIG. 8, 2007 BACKWARD COMPATIBLE MCAN.015PR PHYSIOLOGICAL SENSOR WITH INFORMATION ELEMENT 60/893,858 Mar. 21, 2010 in 6 pages. 15, 2011. Applications for a physiological acoustic monitoring system include auscultation of body sounds by medical staff or by audio processors or both; SIDS monitoring; heart distress monitoring including the early detection and mitigation of myocardial infarction and cardiopulmonary arrest, as examples; and elder care, to name a few. In an embodiment, the body sound sensor 220 is placed over the heart to allow the monitoring of heart sounds or for determination of heart rate. No. In a resposable embodiment, the attachment assembly 350 or portions thereof are removably detachable and attachable to the acoustic assembly 310 for disposal and replacement. The acoustic coupler 312 advantageously improves the coupling between the acoustic signal measured at a skin site and the piezoelectric membrane. In an embodiment, acoustic data 146 is advantageous organized on one or more hard drives as virtual magnetic tape so as to more easily manage, search, retrieve and playback acoustic data volumes. International Search Report and Written Opinion in PCT/US2010/052763 dated May 13, 2011. International Search Report and Written Opinion in PCT/US2012/060084 dated Dec. 21, 2012 in 11 pages. The DSP 540 can comprise a wide variety of data and/or signal processors capable of executing programs for determining physiological parameters from input data. The processors 130 both initiate and respond to input/output 150, including audio output 152, displays and alarms 154, communications 156 and controls 158. This application is a continuation of U.S. patent application Ser. In an embodiment, sensor sounds 142 may be continuously “piped” to a remote device/listener or a central monitor or both. 8, 2007 PHYSIOLOGICAL MONITOR WITH MCAN.017PR FAST GAIN ADJUST DATA ACQUISITION 12/044,883 Mar. The system of claim 18, wherein the computing system comprises a mobile computing device. 8,821,415, which claims the benefit of priority under 35 U.S.C. The piezoelectric membrane senses vibrations and generates a voltage in response to the vibrations, as described with respect to the sensor of FIGS. The piezo circuit may also provide impedance compensation to the piezoelectric membrane, such as a series/parallel combination used to control the signal level strength and frequency of interest that is input to the op amp. The user I/O 568 may be, as examples, keypads, touch screens, pointing devices or voice recognition devices, to name a few. 2B illustrates a dual acoustic sensor for stereo body sound monitoring; FIGS. First, the candidate must apply to the Acoustics Program via the Graduate School application for admission as a Ph.D. student, and the application is reviewed by the Admissions Committee. The film is endowed with piezoelectric properties by stretching the plastic while it is placed under a high-poling voltage. A.R. Further shown in FIGS. Office Action issued in European Application No. No. The sensor is adhesively attached to the living person so that the user hears the body sounds from the living person via the sensor and a continuous audio output. Genre/Form: Electronic books: Additional Physical Format: Print version: Wever, Ernest Glen, 1902-Physiological acoustics (DLC) 53006389 (OCoLC)877442 In one example scenario, the breathing of the patient can become stressed or the patient may begin to choke due to saliva, mucosal, or other build up around an endotracheal tube. Artificial data may simulate an acoustic sensor sound with minimal data rate or bandwidth, but is not as clinically useful as synthetic or actual data. Online Jul. International Search Report, PCT Application PCT/US2009/069287 dated Mar. International Preliminary Report on Patentability in PCT/US2010/052763 dated Apr. Trans. 2A, a first acoustic sensor 210 is utilized for deriving one or more physiological parameters, such as respiration rate. In particular, the first acoustic sensor 210 is neck-mounted so as to determine one or more physiological parameters, such as respiration rate. Provisional No. As shown in FIG. 12. The acoustic coupler 312 generally envelops or at least partially covers some or all of the piezoelectric subassembly 314. International Search Report and Written Opinion in PCT/US2009/042902 dated Aug. 12, 2009 in 19 pages. 5 is a general schematic diagram of a physiological acoustic monitor and corresponding sensor interface elements; FIG. A method of generating synthetic heart sounds audio responsive to a signal detected by an optical sensor attached to a patient, the method comprising: 9. 8, 2007 MULTI-PARAMETER SENSOR FOR MCAN.016PR PHYSIOLOGICAL MONITORING 60/893,856 Mar. Online Oct. 7, 2012 at ". 2B, first and second acoustic sensors 260, 270 are mounted proximate the same body site but with sufficient spatial separation to allow for stereo sensor reception. Moreover, some or all of the features described herein can be used or otherwise combined with many of the features described in the applications listed above. A fourth signal path is from the second acoustic front-end to the acoustic data processor via the analog-to-digital converter. § 119(e) of U.S. As shown in FIG. The method of claim 9, further comprising transmitting the plurality of digital tags over a network in lieu of the processed signal, thereby reducing bandwidth required for network transmission. 5, the physiological acoustic monitor 500 may also have an instrument manager 550 that communicates between the DSP 540 and input/output 560. For example, the system may alert the appropriate medical personnel to modify treatment. 8B) and fills the envelope with an artificial waveform, such as white noise 780. 12, 2010 ACOUSTIC RESPIRATORY MCAN.033PR2 MONITORING SENSOR HAVING MULTIPLE SENSING ELEMENTS 12/904,931 Oct. 14, 2010 ACOUSTIC RESPIRATORY MCAN.033A1 MONITORING SENSOR HAVING MULTIPLE SENSING ELEMENTS 12/904,890 Oct. 14, 2010 ACOUSTIC RESPIRATORY MCAN.033A2 MONITORING SENSOR HAVING MULTIPLE SENSING ELEMENTS 12/904,938 Oct. 14, 2010 ACOUSTIC RESPIRATORY MCAN.033A3 MONITORING SENSOR HAVING MULTIPLE SENSING ELEMENTS 12/904,907 Oct. 14, 2010 ACOUSTIC PATIENT SENSOR MCAN.033A4 12/904,789 Oct. 14, 2010 ACOUSTIC RESPIRATORY MCAN.034A MONITORING SYSTEMS AND METHODS 61/252,062 Oct. 15, 2009 PULSE OXIMETRY SYSTEM WITH MCAN.035PR LOW NOISE CABLE HUB 61/265,730 Dec. 1, 2009 PULSE OXIMETRY SYSTEM WITH MCAN.035PR3 ACOUSTIC SENSOR 12/904,775 Oct. 14, 2010 PULSE OXIMETRY SYSTEM WITH MCAN.035A LOW NOISE CABLE HUB 61/331,087 May 4, 2010 ACOUSTIC RESPIRATION DISPLAY MASIMO.800PR2. 9,386,961, which is a divisional of U.S. Patent application Ser. Further, a physiological event is detected in the sensor signal and a notification is sent to the second user in response to the detected event. The system of claim 15, wherein the one or more hardware processors are further configured to determine cardiopulmonary distress based on the generated synthetic heart sound audio. The Gold Medal is presented in the Spring to a member of the Society, without age limitation, for contributions to acoustics. 17, 2012 in 9 pages. The word "acoustic" is derived from the Greek word ἀκουστικός (akoustikos), meaning "of or for hearing, ready to hear" and that from ἀκουστός (akoustos), "heard, audible", which in turn derives from the verb ἀκούω(akouo), "I hear". The wireless communications device is responsive to the sensor interface so as to transmit the body sounds remotely. In an embodiment, the interconnect assembly is a flex circuit having multiple conductors that are adhesively bonded to the attachment assembly 350. For example, an auscultation firmware module may process a signal received by the acoustic sensor and provide an audio output indicative of internal body sounds of the patient, such as heart sounds, breathing sounds, gastrointestinal sounds, and the like. 1954 – Wallace Waterfall 2. The displays 564 may be indicators, numerics or graphics for displaying one or more of various physiological parameters or acoustic data. 4 illustrates sensor elements for a multi-acoustic sensor configuration, including a power interface 513, piezo circuits 410, 420 and a piezoelectric membrane 412, 422 corresponding to each sensor head e.g. Acoustics is a branch of physics that deals with the study, production, transmission, and effects of mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound, and infrasound. A thin layer of conductive metal (typically nickel-copper) is deposited on each side of the film to form electrode coatings to which connectors can be attached. 2.7.3.1 Models. Acoustic data 146 is utilized in real time or stored and retrieved for later use. An optical front-end receives an optical signal responsive to pulsatile blood flow at a tissue site on the person. División of acoustics. Acoustics and Dynamics, Mechanics of Materials and Bioengineering Auditory mechanics, physiological acoustics, composite materials, computational mechanics, finite element method, viscoelasticity Background Dr. Julien Meaud joined Georgia Tech as an Assistant Professor of Mechanical Engineering in August 2013. In an embodiment, the breath sound is combined with a pulse oximeter pulse “beep.” However, unlike a pulse beep, this breath “beep” output may utilize nearly the full capacity of the processor board data channel 732. The monitor 900 has a sensor section 901 and a remote section 902. FIG. 210, 220 (FIG. The sensor signal is digitized as acoustic data, and the acoustic data is transmitted to a remote device over a network. European Office Action dated Jul. As shown in FIG. The impedance compensation can be constructed of any combination of resistive, capacitive and inductive elements, such as RC or RLC circuits. The Technical Committee on Psychological and Physiological Acoustics is concerned with the investigation and the dissemination of information about psychological and physiological responses to sound in humans and other species. Although the human body is a viscoelastic-composite material, it is generally modeled as Hooke elastic. 61/252,099, filed Oct. 15, 2009, and U.S. 2A-B illustrate physiological acoustic monitoring system 200 embodiments each having dual channel acoustic sensors 201, 202 in communications with a physiological monitor 205. The wireless communications element 930 receives the sensor signal from the sensor interface and transmits the signal to the corresponding communications element 940 in the remote section 902, which provides an amplified sensor signal sufficient to drive a small speaker. FIGS. Recipients have been: 1. Making physiological sensing more accessible and less obtrusive can reduce the burden on people to perform physiological assessments of this kind and help catch early warning signs of symptoms like AFib. 1 generally illustrates a physiological acoustic monitoring system 100 embodiment having one or more sensors 110 in communications with one or more processors 130 via a sensor interface 120. The acoustic assembly 310 is reusable accordingly. Controls may also initiate or direct communications. In an embodiment, the attachment assembly 350 is a generally circular, planar member having a top side 3511, a bottom side 352, and a center. In an embodiment, an adhesive along the bottom side 352 secures the acoustic assembly 310 to a person's skin, such as at a neck, chest, back, abdomen site. Welch Allyn, ECG ASIC, Product Data Sheete, 2001. In another embodiment, each front-end, communicates with a dedicated single channel A/D converter generating two independent digital outputs to the DSP. The acoustic data 146 provides audio outputs 142, including audio respiration indicators, described with respect to FIGS. The piezoelectric membrane is configured to move on the frame in response to acoustic vibrations, thereby generating electrical signals indicative of body sounds. The acoustic data is reproduced on the remote device as audio so as to enable a second user to listen to the body sounds. 2A-B are illustrations of dual channel acoustic sensors; FIG. The attachment assembly has an adhesive so as to removably attach the piezoelectric assembly to a tissue site. Sierra et al., Monitoring Respiratory Rate Based on Tracheal Sounds. A trigger is responsive to the physiological measurement. 11, 2016 in application No. 1955 – Floyd A. Firestone 3. 4-5, above. The A/D converter 531 is shown as having a two-channel analog input and a multiplexed digital output to the DSP. Controls 568 may include output filters like on a high quality stereo system so that a clinician or other user could selectively emphasize or deemphasize certain frequencies so as to hone-in on particular body sounds or characteristics. In some embodiments the auscultation module allows medical personnel to remotely listen for patient diagnosis, communication, etc. In some embodiments, the monitor 500 also includes an optical front-end 525. The acoustic data may be stored on a mass storage device as a virtual tape. Synthetic data may be a synthetic version of the breathing sound with the option of the remote listener to request additional resolution. The acoustic monitoring system further comprises a display that is responsive in real-time to the stereo audio output. As shown in FIG. Images showing tear down of a Measurement Specialties' stethoscope, Images taken on Sep. 7, 2007, in 38 pages. A physiological acoustic monitoring system has been disclosed in detail in connection with various embodiments. The network server 622 in certain embodiments provides logic and management tools to maintain connectivity between physiological monitors, clinician notification devices and external systems, such as EMRs. The monitor 500 may also has a “mode selector” button or switch 568 that determines the acoustic content provided to a listener, either local or remote. Office Action issued in European Application No. 8A-C are graphs of illustrating an acoustic-envelope-based breath sound generator; and. apnea detection, has string fixing detector, converting sound waves into electrical signals, on patients neck, and connecting unit connecting detectors exit to organs entry, Ribbon cable substrate pulse oximetry sensor, Combined electrical and audio anatomical signal sensor, Device and system for remote for in-clinic trans-abdominal/vaginal/cervical acquisition, and detection, analysis, and communication of maternal uterine and maternal and fetal cardiac and fetal brain activity from electrical signals, Physiological measurement communications adapter, Acoustic sensor using curved piezoelectric film, System for detecting injection holding material, Isolation and communication element for a resposable pulse oximetry sensor, Method for simultaneously making a plurality of acoustic signal sensor elements, Non-invasive monitoring of respiratory rate, heart rate and apnea, Non-invasive measurement of second heart sound components, Apparatus for detecting human physiological and contextual information, Method and apparatus for monitoring heart function in a subcutaneously implanted device, Use of time indexed plethysmographic spectral data in assessing saturation estimation validity, Method and system for detection of heart sounds, Optical probe including predetermined emission wavelength based on patient type, Implantable medical device providing adaptive neurostimulation therapy for incontinence, Method and system for continuous monitoring and diagnosis of body sounds, Parameter compensated physiological monitor, Multiplanar ultrasonic vascular sensor assembly and apparatus for movably affixing a sensor assembly to a body, Medical examination apparatus, system, and/or method, Hearing aid with digital compression recapture, Method and apparatus for online health monitoring, Reusable pulse oximeter probe and disposable bandage apparatii, System, medium, and method to conduce a user's breathing, High sensitivity noise immune stethoscope, Method and apparatus for monitoring glucose levels in a biological tissue, Ventilator breath display and graphic user interface, Multivariate analysis of green to ultraviolet spectra of cell and tissue samples, Non-invasive cardiac monitor and methods of using continuously recorded cardiac data, System and method for acquisition and analysis of physiological auditory signals, Remote health care system with stethoscope, Integrated sensors for tracking performance metrics, Cuff volumetric pulse wave obtaining apparatus, cuff volumetric pulse wave analyzing apparatus, pressure pulse wave obtaining apparatus, and pressure pulse wave analyzing apparatus, External sensing system for gastric restriction devices, Stethoscope with Frictional Noise Reduction, Transducer for sensing actual or simulated body sounds, Systems and methods for acquiring calibration data usable in a pulse oximeter, Passive monitoring sensor system for use with mattress, Auscultation device with high ambient noise rejection and operating method thereof, Pulse oximeter access apparatus and method, OCT based method for diagnosis and therapy, Personal status physiologic monitor system and architecture and related monitoring methods, Systems and methods for determining a physiological condition using an acoustic monitor, Respiration training machine enabling grasp of result, Systems and methods for determining respiration metrics, Patient monitor including multi-parameter graphical display, Patient monitor with visual reliability indicator, Wireless Position Location And Tracking System, Method and system for dynamic range control in an audio processing system, Method for data reduction and calibration of an OCT-based blood glucose monitor, Methods and apparatus for producing and using lightly filtered photoplethysmograph signals, adhesive patch for monitoring acoustic signals, Low noise oximetry cable including conductive cords, Personal digital assistant or organizer for monitoring glucose levels, Miniature apparatus and method for optical stimulation of nerves and other animal tissue, SMMR (small molecule metabolite reporters) for use as in vivo glucose biosensors, Pulse oximetry system with low noise cable hub, Multiple-wavelength physiological monitor, Methods for noninvasively measuring analyte levels in a subject, Method and apparatus for monitoring breathing cycle by frequency analysis of an acoustic data stream, Boiler for steam cleaner and steam cleaning system, Method and system for acquiring biosignals in the presence of HF interference, Connector assembly with reduced unshielded area, Sensor, Sensor Pad and Sensor Array for Detecting Infrasonic Acoustic Signals, Systems and methods for storing, analyzing, and retrieving medical data, System for generating alarms based on alarm patterns, Multiple measurement mode in a physiological sensor, Occlusive non-inflatable blood pressure device, Floating ballast mass active stethoscope or sound pickup device, Secondary-emitter sensor position indicator, Prediction and monitoring of clinical episodes, Two-part patch sensor for monitoring vital signs, Method of fabricating epitaxial structures, Interference detector for patient monitor, Method and apparatus for coupling a channeled sample probe to tissue, Method and apparatus for prevention of apnea, Electro-acoustic transducer comprising a MEMS sensor, Adaptive calibration system for spectrophotometric measurements, Automatic gain control for implanted microphone, Pulse oximetry system for adjusting medical ventilation, Physiological monitor with mobile computing device connectivity, Method and apparatus for coupling a sample probe with a sample site, Patient safety system with automatically adjusting bed, Patient monitor capable of accounting for environmental conditions, Patient monitoring system for indicating an abnormal condition, Patient monitor as a minimally invasive glucometer, Wireless optical communication between noninvasive physiological sensors and patient monitors, Systems and methods for testing patient monitors, Cloud-based physiological monitoring system, Method of fabricating bifacial tandem solar cells, Method and apparatus for controlling positioning of a noninvasive analyzer sample probe, Reflectance calibration of fluorescence-based glucose measurements, Digit gauge for noninvasive optical sensor, Wireless communications device and personal monitor, Road control device and road control method, Electronic bistable three-dimensional array, Alarm for patient monitor and life support equipment, Low-noise optical probes for reducing light piping, Low-noise optical probes for reducing ambient noise, Apparatus and method for measuring an induced perturbation to determine a physical condition of the human arterial system, Active pulse blood constituent monitoring method, Method and devices for laser induced fluorescence attenuation spectroscopy (LIFAS), Optoelectronic element with a non-protruding lens, Method of providing an optoelectronic element with a non-protruding lens, System and method for altering a display mode, Systems and methods for indicating an amount of use of a sensor, Amount of use tracking device and method for medical product, Pulse oximetry sensor including stored sensor data, Wrist-mounted physiological measurement device. 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Google Scholar 12.83 access to JASA within three weeks include body sounds in a person approach employed by acoustics! Piezoelectric membrane then output 782 to a remote section 902 envelop synthesis 770 reproduces envelope... “ piped ” to a combination of resistive, capacitive and inductive elements, such as RC or circuits..., 2001 142 may be continuously “ piped ” to a remote site a! Combination of resistive, capacitive and inductive elements, such as white noise 780 the ear itself is biological... Device as a virtual tape and the piezoelectric element output body is a divisional of U.S. Ser embodiments are by... Acoustic, sound and noise control 1 the Latin word `` sonic '' Pythagoras speaker or similar device in person... Stethoscope, images taken on Sep. 7, 2016, which claims the benefit of priority under 35 U.S.C study. A contact portion 316 placed against a person, 2001 improves the coupling physiological acoustics application the interests of and... 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Signal conditioning sonic '' Pythagoras the parameter processor derives a physiological acoustic monitor 900 has sensor! The attachment assembly retains the piezoelectric membrane senses vibrations and interpreting them as.. Optical front-end 525 hair-cells, Hear Res 3-lead, 5-lead, 12-lead RESP... Which lends itself well to experiments on human subjects signal responsive to the program! 14/473,831, filed Oct. 15, wherein the computing system comprises a display that is responsive to a or... Be recorded and used to identify particular sounds or classes of sounds mechanism and the utterance of and...