# US 2024/0188922 A1 · Multi-dimensional Artificial Intelligence Auscultation Device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2024/0188922 A1 - Document ID: US20240188922A1 - Status: Published application - Kind: A1 - Application number: 18/485,725 - Filed: 2023-10-12 - Published: 2024-06-13 - Earliest claimed: 2022-12-08 - Assignees: Decentralized Biotechnology Intelligence Co., Ltd. - Applicants: Decentralized Biotechnology Intelligence Co., Ltd. - Inventors: Yao-Sheng Chou; Wei-Sheng Su; Hsiao-Yi Lin - Web page: https://patentgrep.com/patent/US20240188922A1 ## CPC - A61B 7/026: {comprising more than one sound collector} - A61B 5/27: Conductive fabrics or textiles - A61B 5/6804: {Garments; Clothes} - A61B 7/04: Electric stethoscopes - A61B 5/7264: {Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems} - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract A multi-dimensional artificial intelligence auscultation device includes multiple heart sound sensors configured to place on different heart sound auscultation positions of the body to be monitored for simultaneously capturing heart sound signals corresponding to the different heart sound auscultation positions, and a processing unit is electrically coupled to the heart sound sensors to perform pre-processing such as filtering, signal amplification and digitization on the collected heart sound signals. The pre-processed heart sound signals are analyzed and cross-compared by an external computing device to obtain the correlations between individual heart sound signals of the multiple heart sound signals. ## Claims ### Claim 1 A multi-dimensional artificial intelligence auscultation device includes: multiple heart sound sensors configured at multiple sensing positions to simultaneously capture multiple heart sound signals at multiple different positions; a processing device electrically coupled to said multiple heart sound sensors for processing said multiple heart sound signals; and wherein said multiple heart sound sensors forms a sensing array on a patch. ### Claim 2 (depends on 1) The device of claim 1, wherein said processing device collects signals of said multiple heart sound sensors nearby a user heart. ### Claim 3 (depends on 2) The device of claim 2, wherein a signal strength of said collected signals is higher than a threshold. ### Claim 4 (depends on 3) The device of claim 3, wherein said processing device ignores signals under said threshold. ### Claim 5 (depends on 1) The device of claim 1, wherein said multiple heart sound sensors includes piezoelectric material formed on at least one flexible substrate to sense signals generated by vibration. ### Claim 6 (depends on 5) The device of claim 5, wherein conductive electrodes are formed on an upper surface and a lower surface of said piezoelectric material. ### Claim 7 (depends on 5) The device of claim 5, wherein said piezoelectric material is polyvinylidene fluoride (PVDF) polymer piezoelectric. ### Claim 8 (depends on 5) The device of claim 5, wherein said piezoelectric material is lead zirconate titanate (PZT). ### Claim 9 (depends on 1) The device of claim 1, wherein said processing device includes a filter electrically connected to said multiple heart sound sensors for receiving and filtering sound signals from said multiple heart sound sensors. ### Claim 10 (depends on 9) The device of claim 9, wherein said processing device includes a signal amplifier electrically connected to said filter for amplifying said filtered sound signals. ### Claim 11 (depends on 10) The device of claim 10, wherein said processing device includes an analog-to-digital converter electrically connected to said signal amplifier for digitizing said amplified sound signals. ### Claim 12 (depends on 11) The device of claim 11 wherein said processing device includes a microprocessor electrically connected to said analog-to-digital converter to obtain noise free signals. ### Claim 13 A multi-dimensional artificial intelligence auscultation device includes: multiple heart sound sensors configured at multiple sensing positions to simultaneously capture multiple heart sound signals at different positions, wherein said multiple heart sound sensors forms a sensing array on a patch; a control panel separated from said patch, and said control panel having a processing device electrically coupled to said multiple heart sound sensors for processing signals of said multiple heart sound sensors located nearby a user heart; ### Claim 14 (depends on 13) The device of claim 13, wherein a signal strength of said collected signals is higher than a threshold. ### Claim 15 (depends on 14) The device of claim 14, wherein said processing device ignores signals under said threshold. ### Claim 16 (depends on 13) The device of claim 13, wherein said multiple heart sound sensors includes piezoelectric material formed on at least one flexible substrate to sense signals generated by vibration. ### Claim 17 (depends on 16) The device of claim 16, wherein conductive electrodes are formed on an upper surface and a lower surface of said piezoelectric material. ### Claim 18 (depends on 16) The device of claim 16, wherein said piezoelectric material is polyvinylidene fluoride (PVDF) polymer piezoelectric film. ### Claim 19 (depends on 16) The device of claim 16, wherein said piezoelectric material is lead zirconate titanate (PZT). ### Claim 20 (depends on 13) The device of claim 13, wherein said patch includes a flexible substrate.