Abstract: A wearable heart sound detection device includes an acoustic sensing device for collecting heart sound signals of user's body. A wireless transmission device is connected to transmit and receive data, an e-SIM embedded in the wearable heart sound detection device, wherein said acoustic sensing device includes a capacitive sound sensor, a piezoelectric sound sensor or the combination thereof. A circuit assembly electrically is connected with the capacitive sound sensor or said piezoelectric sound sensor, wherein the capacitive sound sensor and the piezoelectric sound sensor are integrated on a flexible substrate. The e-SIM is compatible with a wireless transmission protocol selected from a group of WiFi, 4G, 5G, 6G or any combination thereof.

Abstract: A multi-radar based detection device and detection method for a target object are provided. In the detection method, a first detection result corresponding to a first detection space and a second detection result corresponding to a second detection space are received. The first detection space entering a first status is determined in response to the first detection result indicating that the target object in the first detection space moves to an overlapping area between the first detection space and the second detection space. First information is output in response to determining that the first detection space enters the first status. The second detection space entering a second status is determined in response to the second detection result indicating that the target object not in the second detection space appears in the overlapping area. Second information is output in response to determining that the second detection space enters the second status.

Abstract: A wearable heart sound detection system, which includes an acoustic sensing device for collecting heart sound signals of the body, performing signal amplification, filtering, digitization and other preprocessing on the collected heart sound signals, and outputting the preprocessed heart sound signals; a computing electronic device communicatively coupled to the acoustic sensing device for acquiring the preprocessed heart sound signal, and a cloud data database communicatively coupled to the external computing electronic device. The acoustic device includes a capacitive sound sensor, a piezoelectric sound sensor and a circuit assembly. The circuit assembly is respectively electrically connected with the capacitive sound sensor and the piezoelectric sound sensor. The circuit assembly, the capacitive sound sensor and the piezoelectric sound sensor are integrated on a flexible substrate.

Abstract: An active sounding device integrated into a flat panel display includes a glass diaphragm having a first surface on which a light emitting array and a touch panel are formed, a plurality of planar voice coils arranged on the second surface of the glass diaphragm opposite to the first surface, and a magnet assembly arranged below the plurality of planar voice coils, wherein the plurality of planar voice coils are electromagnetically coupled to the magnet assembly for converting received electrical signals into vibration signals of the glass diaphragm and making the flat panel display emitting sound.

Abstract: A read voltage adjustment method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: sending a write command sequence instructing to program a plurality of first memory cells in a rewritable non-volatile memory module; sending a first read command sequence instructing to read the programmed first memory cells using a first read voltage level to obtain first count information; obtaining first compensation information corresponding to the first read voltage level, wherein the first compensation information reflects a deviation in evenly programming the first memory cells to a plurality of states; and adjusting the first read voltage level according to the first count information, the first compensation information, and default count information corresponding to the first read voltage level.

Abstract: An insole with wireless charging system includes a pressure sensing layer arranged on the insole, a sensing device is formed in the insole to detect speed, distance, direction, acceleration, angular orientation or any combination thereof. An inductive coil is formed in the insole for wireless charging a battery.

Abstract: A combined smart sensing pad monitoring system, which includes a planar sensing pad array having a plurality of pressure sensing pads, each of them is a wireless pressure sensing device configured to sense the pressure data of different areas of the planar sensing pad array, an external electronic computing device communicatively connected to the planar sensing pad array to receive the pressure data detected by the plurality of pressure sensing pads. The external electronic computing device combines the pressure data detected by the plurality of pressure sensing pads with the positioning information associated with individual pressure sensing pads to form a pressure distribution. The external electronic computing device monitors the pressure distribution and duration to determine whether to issue a warning.

Abstract: A read voltage adjustment method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: sending a write command sequence instructing to program a plurality of first memory cells in a rewritable non-volatile memory module; sending a first read command sequence instructing to read the programmed first memory cells using a first read voltage level to obtain first count information; obtaining first compensation information corresponding to the first read voltage level, wherein the first compensation information reflects a deviation in evenly programming the first memory cells to a plurality of states; and adjusting the first read voltage level according to the first count information, the first compensation information, and default count information corresponding to the first read voltage level.

Abstract: A passive sounding device integrated into a flat panel display includes a glass diaphragm having a first surface for forming a light-emitting array of the flat-panel display thereon, a suspension edge, and a frame, wherein the glass diaphragm is tightly sealed with the frame through the suspension edge to form an airtight space in the frame, and the glass diaphragm vibrates and emits sound in response to the pressure of the sound waves generated by an active sounding device.

Abstract: A sound wave transducer is provided. The sound wave transducer includes a first board, a spacer layer and a second board over the first board and the spacer layer. The first board includes a carrier, a first substrate layer and a first metal layer. The carrier has a first opening formed in a central region. The first substrate layer is disposed on the carrier and over the first opening. The first metal layer is disposed on the first substrate layer. The spacer layer is disposed on the first board and surrounds the central region. The second board includes a second substrate layer, a second metal layer disposed on the spacer layer, and a plurality of second openings penetrating through the second substrate layer and the second metal layer.

Abstract: A wearable stethoscope includes a clothing body, a sound sensor configured to collect heart sound signals of a user, the sound sensor having a diaphragm, a piezoelectric sensor, and a circuit board. The circuit board is electrically connected to the sound sensor and the piezoelectric sensor to preprocess the collected heart sound signals. The sound sensor is integrated with the clothing body.

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.

Abstract: An integrated sensing device for heart sounds and electrocardiographic signals, which includes a plurality of integrated sensing units for heart sounds and electrocardiographic signals, each sensing unit having a flexible base with upper and lower surfaces, and a plurality of electrodes been arranged on the lower surface of the flexible base, a piezoelectric layer arranged on the upper surface of the flexible base, a piezoelectric electrode formed on the piezoelectric layer, a metal buckle passing through the flexible base and the piezoelectric layer, as an electrical connection to the plurality of electrodes. The pluralities of electrodes are used for sensing body electrocardiogram signals, and one of the plurality of electrodes together with the piezoelectric electrode are used for sensing body heart sound signals. A system circuit board is used to filter, to amplify, and to digitalize collected multiple heart sounds and multiple ECG signals.

Abstract: The present invention discloses an adhesive ultrasonic sensing device including a flexible substrate for attaching to a part of a body; a first electrode layer is configured on the flexible substrate; an ultrasonic sensor array is configured on the first electrode layer. A second electrode layer is disposed on the ultrasonic sensor array; and a thin film transistor layer, is configured on the second electrode layer. The ultrasonic sensor array emits ultrasonic waves to the part, and receives reflected ultrasonic waves from the part.

Abstract: A read voltage level correction method, a memory storage device, and a memory control circuit unit are provided. The method includes: using a first read voltage level as an initial read voltage level to perform a first data read operation on a first physical unit among multiple physical units to obtain a second read voltage level used to successfully read the first physical unit; recording association information between the first read voltage level and the second read voltage level in a transient look-up table; and performing a second data read operation according to a read level tracking table and the association information recorded in the transient look-up table.

Abstract: A foot sensor and analysis device, which includes a pressure sensing layer arranged inside the insole and a sensing module installed inside the insole. The sensing module is electrically coupled with the pressure sensing layer for receiving and processing detected electronic signals, where sensing module includes an inductance coil to perform wireless charging to the battery. The pressure sensing layer and the sensing module are integrally formed inside the insole.

Abstract: A wearable heart sound detection system, which includes an acoustic sensing device for collecting heart sound signals of the body, performing signal amplification, filtering, digitization and other preprocessing on the collected heart sound signals, and outputting the preprocessed heart sound signals; a computing electronic device communicatively coupled to the acoustic sensing device for acquiring the preprocessed heart sound signal, and a cloud data database communicatively coupled to the external computing electronic device. The acoustic device includes a capacitive sound sensor, a piezoelectric sound sensor and a circuit assembly. The circuit assembly is respectively electrically connected with the capacitive sound sensor and the piezoelectric sound sensor. The circuit assembly, the capacitive sound sensor and the piezoelectric sound sensor are integrated on a flexible substrate.

Abstract: The present invention discloses a smart noise reduction device including a control device; an audio waveform pattern recognizer coupled to the control device for identifying an audio mixed signal including a regularity signal and a non-regularity signal; an audio waveform pattern database coupled to the control device, including at least one audio type, each having a plurality of preset second regularity signals; and an audio filter coupled to the control device to obtain the regularity signal.

Abstract: The present invention discloses a method of noise reduction for an intelligent network communication, which includes the following steps: first, receiving a local sound message through a sound receiver of a communication device at the transmitting end. Next, a voice recognizer is used to identify the voice characteristics of the speaker; then, it is determined from a voice database whether there is a corresponding or similar voice characteristic of the speaker recognized by the voice recognizer. Finally, filtering other signals other than the voice characteristic signal of the speaker through a sound filter to obtain the original sound emitted by the speaker.

Abstract: A read voltage level correction method, a memory storage device, and a memory control circuit unit are provided. The method includes: using a first read voltage level as an initial read voltage level to perform a first data read operation on a first physical unit among multiple physical units to obtain a second read voltage level used to successfully read the first physical unit; recording association information between the first read voltage level and the second read voltage level in a transient look-up table; and performing a second data read operation according to a read level tracking table and the association information recorded in the transient look-up table.