An information processing apparatus includes sound selection means for selecting a sound to be outputted from a sound candidate group, sound output means for outputting the selected sound when an output condition is satisfied, sleep state estimation means for estimating a sleep state of a user based on a result of measurement by a sensor that measures body motion of the user, hours-of-sleep calculation means for calculating hours of sleep of the user based on the estimated sleep state of the user, and addition means for adding a new sound to the sound candidate group based on the calculated hours of sleep of the user.

A switch module for an electronic device detects translational inputs and defines at least portion of a conductive path from an input surface of the electronic device to a processing unit of the electronic device. The switch module may be a component of a crown assembly for detecting rotational inputs, translational inputs, touch inputs and/or biological signals such as electrocardiogram (ECG) signals. The switch module may include a conductive dome and a friction guard that is positioned between the conductive dome and the actuation member of the crown assembly. The conductive dome and/or the friction guard may define at least a portion of the conductive path from the input surface to the processing unit.

An information processing apparatus includes a processor that periodically acquires output values from a sensor in a state where the sensor is worn adjacent to a body of a user via a wearable device, derives amplitude parameters representing amplitudes of a plurality of output values among the output values acquired from the sensor, the plurality of output values having been acquired at a plurality of different timings within a preset determination period, counts the number of amplitude parameters that are larger than a criterial value, among the derived amplitude parameters each representing a respective one of a plurality of amplitudes generated at different timings, the number being defined as an amplitude count for determination, and determines whether the wearable device is properly worn on the body of the user based on the amplitude count for determination.

Wearable devices for sensing neuromuscular signals using a small number of sensor pairs are disclosed. One example wrist-wearable device includes eight pairs of neuromuscular-signal sensors. Each pair of neuromuscular-signal sensors is positioned over a portion of a wrist of a user while the wrist-wearable device is worn by the user. Each pair of neuromuscular-signal sensors further includes a first and second electrodes configured to be used as a differential sensor of neuromuscular signals travelling through the wrist of the user, and electrical signal-processing circuitry configured to amplify and filter neuromuscular signals received from the first and second electrodes to produce processed neuromuscular signals. The wrist-wearable device also includes a shared ground electrode configured to ground both the first and second electrodes. The processed neuromuscular signals are provided to one or more processors that are configured to analyze the processed neuromuscular signals to detect one or more gestures.

A wearable device is provided. The wearable device includes a housing including a transparent part, a circuit board disposed in the housing and including a first surface facing the transparent part and a second surface opposite to the first surface, a first integrated circuit (IC) layer disposed adjacent to the circuit board, a first sensor module, at least a part of which is disposed in the first IC layer, a second sensor module disposed adjacent to the first sensor module, and a second IC layer electrically connected to the first IC layer and the circuit board, and including a processor configured to process data acquired by the first sensor module and the second sensor module, wherein the circuit board, the first IC layer, and the second IC layer are stacked and disposed in a direction perpendicular to the first surface or the second surface of the circuit board.

A smart ring includes a curved housing having a U-shape interior storing components including: a curved battery approximately conforming to the curved housing, a semi-flexible PCB approximately conforming to the curved housing and having mounted thereon: a motion sensor for generating motion data from physical perturbations of the smart ring, a memory for storing executable instructions, a transceiver for sending data to a client computer, a temperature sensor, and a processor for receiving motion data and performing executable instructions in response thereto, and a potting material disposed in the interior, forming an interior wall of the smart ring, wherein the potting material encapsulates the components and is substantially transparent to visible light, infrared light, and/or ultraviolet light.

A wearable electronic device includes: an input module configured to receive a user manipulation for changing a configuration setting value of a main electronic device; and a communication module configured to transmit a control signal for changing a configuration setting value to the main electronic device.

A smart watch comprises a watch head and a watch strap. The watch head comprises: a first electrode for contacting skin of a watch-wearing wrist; a second electrode for contacting skin of a non-watch-wearing wrist, wherein both the first electrode and the second electrode are electrically connected with a main control unit of the smart watch, so that the main control unit calculates an electrocardiogram according to bioelectric signals detected by the first electrode and the second electrode; and an air bag for contacting the skin of the watch-wearing wrist, wherein the air bag is respectively connected with an air pump and a pressure sensor, and the pressure sensor is connected with the main control unit, so that the main control unit calculates blood pressure according to a detection signal of the pressure sensor.

A portable electronic apparatus includes a case, a solar cell disposed in the case, a GPS antenna as an antenna section disposed in the case, including a base as a nonconductive member and a conductive body disposed on a surface of the nonconductive member, and adapted to receive a positioning satellite signal, and a circuit board disposed in the case, and electrically connected to the solar cell and the antenna section, and the antenna section overlaps the solar cell in a planar view viewed from a normal direction of light receiving surfaces of the solar cell.

The present disclosure provides a smart watch and a method for measuring heart rate information. The smart watch includes a dial, a watchband, and a processing device disposed on the dial or inside the watchband. The processing device includes an optical emitter configured to emit light; an optical receiver configured to receive reflected light, the reflected light being generated by the light emitted by the optical emitter irradiating a skin for conversion into an electrical signal; and a processor configured to process the electrical signal to obtain heart rate information of a user.