Multi-sensor wearable patch

A method, comprising:

• providing an electronics module, the electronics module positionable against skin of a user, the electronics module having a bottom surface comprising:
• a set of accelerometer contact microphone (ACM) sensors extending outwards from the bottom surface, each of the ACM sensors having a sensing surface for contacting against the skin of the user;
• a sensor window covering a set of non-contact sensors positioned behind the sensor window, wherein a bottom surface of the sensor window is coplanar with the sensing surfaces of the set of ACM sensors;
• and
• a first set of electrode contacts and a second set of electrode contacts extending outwards from the bottom surface, wherein the first set of electrode contacts and second set of electrode contacts are coupled to a printed circuit board (PCB) for conveying electrical signals between the skin of the user and the PCB, and wherein each electrode contact of the first set of electrode contacts is paired with a corresponding electrode contact of the second set of electrode contacts;
• providing a flexible patch securable to the skin of the user, the flexible patch comprising:
• a receptacle for receiving the electronics module, wherein the electronics module comprises one or more interlocking features that engage one or more corresponding interlocking features of the receptacle to removably secure the electronics module within the receptacle;
• a set of electrode pads electrically couplable to the skin of the user when the flexible patch is secured to the skin of the user;
• and
• a set of flexible traces connecting the set of electrode pads with the plurality of electrode contacts of the electronics module when the electronics module is removably secured within the receptacle;
• placing the electronics module in the receptacle of the flexible patch;
• securing the flexible patch to the skin of the user;
• and
• acquiring physiological data using the set of ACM sensors, the set of non-contact sensors, the first set of electrode contacts, and the second set of electrode contacts.

A wearable auscultation device, comprising:

• an electronics module positionable against skin of a user, the electronics module comprising:
• a plurality of accelerometer contact microphone (ACM) units positioned in a planar array, each ACM unit having a sensing surface, wherein each ACM unit of the array is spaced apart from each other ACM unit of the array, and wherein the sensing surface of each ACM unit of the planar array is coplanar;
• and
• electronic components for receiving and processing signal data from each of the ACM units;
• wherein, when the electronics module is positioned against the skin of the user, the sensing surface of each ACM unit is contacting the skin of the user.

A computer-implemented method, comprising:

• supplying power to a plurality of accelerometer contact microphone (ACM) units positioned in a planar array within an electronics module positionable against skin of a user, each ACM unit having a sensing surface, wherein each ACM unit of the array is spaced apart from each other ACM unit of the array, and wherein the sensing surface of each ACM unit of the planar array is coplanar;
• receiving an ACM signal from each of the plurality of ACM units, wherein the ACM signals are associated with a sound from within the user, and wherein receiving the ACM signal from each of the plurality of ACM units occurs while the electronics module is positioned against the skin of the user;
• synchronizing each of the ACM signals;
• and
• reducing noise or motion artifacts associated with at least one of the synchronized ACM signals using at least another of the synchronized ACM signals.

A wearable monitoring device, comprising:

• an electronics module positionable against skin of a user, the electronics module comprising:
• a printed circuit board (PCB) having a first side facing towards the skin of the user and a second side facing away from the skin of the user;
• at least one contact sensor coupled to the first side of the PCB, the at least one contact sensor making contact with the skin of the user when the electronics module is positioned against the skin of the user;
• one or more processors coupled to the second side of the PCB;
• and
• at least one memory coupled to the second side of the PCB.