A finger ring has a ring body defining a substantially circular finger surrounding and fitting interior; a ring exterior defined by a plurality of surfaces including left and right substantially vertically oriented and flat surfaces, respective bottom edges of the vertically oriented surfaces being joined by a bottom facing surface, and respective upper edges of the vertically oriented surfaces being joined by a jewelry decorative portion that faces upwards relative to a finger on which the finger ring has been donned. The vertically oriented surfaces are formed on left and right side walls of the finger ring that have wall thickness that is smaller than wall thicknesses associated with all other wall thicknesses of the finger ring.

A expandable multi-physiological parameter monitoring ring, comprising a microprocessor module (1) and an internal sensor module (3) connected to the microprocessor module (1), and further comprising an external module interface (4) detachably connected to the microprocessor module (1) and used for connecting an external sensor module (5). The microprocessor module (1) is configured to: when the external module interface (4) is connected to the external sensor module (5), obtain measurement signals from the external sensor module (5) and the internal sensor module (3), and process the measurement signals to obtain a difference between a measurement signal of the external sensor module (5) and a measurement signal of the internal sensor module (3); and when the external module interface (4) is not connected to the external sensor module (5), calibrate, according to the difference, a physiological parameter obtained by the internal sensor module (3). The monitoring ring can improve accuracy of physiological parameter measurement at a fingertip, and can implement low load, portability, and comfort.

A vibration ring having a housing and a ring band, where the housing can be mounted on the ring band in a plurality of orientations.

In accordance with a first aspect of the present disclosure, a near field communication (NFC) ring is provided, comprising a processing unit and one or more rotatable components, wherein said processing unit is configured to perform one or more predefined functions in response to one or more predefined rotations of said components. In accordance with a second aspect of the present disclosure, a method of operating a near field communication (NFC) ring is conceived, said NFC ring comprising a processing unit and one or more rotatable components, wherein said processing unit performs one or more predefined functions in response to one or more predefined rotations of said components. In accordance with a third aspect of the present disclosure, a corresponding computer program is provided.

An identification system includes a mobile computing device having a memory and an establishing module establishing an identifying data set stored in the memory. The identifying data set includes an accumulated data gathered at the mobile computing device over an establishing period and is capable of uniquely identifying a user corresponding to the mobile computing device.

A finger-wearable computing device comprises a ring base configured to be worn on a finger of a wearer's hand, a processor housed within the ring base, and a display screen.

A near field communication ring that can be read by nearby NFC-enabled devices. The ring comprises an annular shell and a near field communication transponder mounted on the annular shell. The near field communication transponder has a coil antenna that has a plurality of turns that each extend around the entire circumference of the annular shell. The rings has various potential applications including, for example, contactless payment, ticketing on mass transit systems, operation of NFC door locks or other access systems, identity authentication, venue or event entry/ticketing and the sharing of information with NFC-enabled smartphones.

A jewelry head for mounting a precious or semi-precious gem to an article of jewelry, the jewelry head having a ferrimagnetic body with an inner cavity configured to accept a precious or semi-precious gem; and a near field communication circuit having a near field communication chip electrically connected to an antenna, where the antenna is wrapped around and against the ferrimagnetic body.

Methods, systems, and devices for manufacturing a wearable device are described. A method for manufacturing a wearable device may include coupling a printed circuit board (PCB) to an inner ring-shaped housing that contains a plurality of apertures by aligning a plurality of sensors of the PCB with the plurality of apertures. The method may also include coupling an outer ring-shaped housing to the inner ring-shaped housing by surrounding the inner ring-shaped housing with the outer ring-shaped housing. Additionally, the method may include injecting a filler material through an additional aperture of the outer ring-shaped housing to fill a cavity defined by the inner ring-shaped housing and the outer ring-shaped housing, filling at least a portion of the plurality of the inner ring-shaped housing with the filler material.

A smart ring is configured harvest mechanical energy using piezoelectricity. The smart ring includes a ring-shaped housing, a power source disposed within the ring-shaped housing, and a charging circuit. The charging circuit includes a piezoelectric harvesting element, and is configured to charge the power source when user motion causes a mechanical deformation in the piezoelectric harvesting element. The smart ring further includes a component, disposed within the ring-shaped housing and configured to draw energy from the power source, and further configured to perform at least one of: i) sense a physical phenomenon external to the ring-shaped housing, ii) send communication signals to a communication device external to the ring-shaped housing, or iii) implement a user interface.