Proposed is a combo antenna module which laminates a loop coil and an antenna sheet to configure a combo antenna, thereby preventing the degree of design freedom from being lowered and minimizing the manufacturing cost. The proposed combo antenna module includes a magnetic sheet, a loop coil disposed on the upper surface of the magnetic sheet, and an antenna sheet having the area smaller than that of the magnetic sheet, and disposed on the upper surface of the magnetic sheet, in which the antenna sheet overlaps a part of the loop coil.

Systems and methods are provided for providing vibration transduction and radio-frequency communication in proximity to an electrically conductive structure. The system may comprise an antenna element, an electrically conductive structure in proximity to the antenna element, and a vibration transducer comprising a material. The material may comprise a ferromagnetic material with piezoelectric properties. The vibration transducer may be positioned between the antenna element and the conductive structure.

Systems and methods are provided for providing vibration transduction and radio-frequency communication in proximity to an electrically conductive structure. The system may comprise an antenna element, an electrically conductive structure in proximity to the antenna element, and a vibration transducer comprising a material. The material may comprise a ferromagnetic material with piezoelectric properties. The vibration transducer may be positioned between the antenna element and the conductive structure.

Disclosed are: a ring-shaped antenna which is formed in the form of a ring mounted between the housing of an ear module and the outer circumference of a coin-shaped battery and communicates with an antenna, mounted on another ear module, via NFMI; and a wireless earphone comprising the ring-shaped antenna. The disclosed ring-shaped antenna comprises: a first terminal sheet and a second terminal sheet, each extending from one side of a base sheet and having a terminal formed thereon; a plurality of front radiation patterns disposed apart from one another on the front surface of the base sheet; and a plurality of rear radiation patterns disposed apart from one another on the rear surface of the base sheet, wherein the plurality of front radiation patterns and the plurality of rear radiation patterns are connected through via-holes and thereby form an antenna pattern wound in the vertical direction of the base sheet.

Disclosed are: a ring-shaped antenna which is formed in the form of a ring mounted between the housing of an ear module and the outer circumference of a coin-shaped battery and communicates with an antenna, mounted on another ear module, via NFMI; and a wireless earphone comprising the ring-shaped antenna. The disclosed ring-shaped antenna comprises: a first terminal sheet and a second terminal sheet, each extending from one side of a base sheet and having a terminal formed thereon; a plurality of front radiation patterns disposed apart from one another on the front surface of the base sheet; and a plurality of rear radiation patterns disposed apart from one another on the rear surface of the base sheet, wherein the plurality of front radiation patterns and the plurality of rear radiation patterns are connected through via-holes and thereby form an antenna pattern wound in the vertical direction of the base sheet.

An eLORAN receiver may include an antenna and eLORAN receiver circuitry coupled to the antenna. The antenna may have a ferromagnetic core including a ferromagnetic medial portion and ferromagnetic arms extending outwardly from the ferromagnetic medial portion, a respective electrically conductive winding surrounding each of the ferromagnetic arms, and an electrically conductive patch element adjacent the ferromagnetic core.

An electronic device according to an embodiment includes: a display panel; a touch electrode layer disposed on the display panel and comprising at least one touch electrode; and a conductive wire disposed on the display panel, disposed on the same layer as the touch electrode layer, and generating a magnetic field signal for driving a stylus pen.

A method of providing a single structure multiple mode antenna is described. The antenna is preferably constructed having a first inductor coil that is electrically connected in series with a second inductor coil. The antenna is constructed having a plurality of electrical connections positioned along the first and second inductor coils. A plurality of terminals is connected to the electrical connections that facilitate numerous electrical connections and enables the antenna to be selectively tuned to various frequencies and frequency bands.

A method of providing a single structure multiple mode antenna is described. The antenna is preferably constructed having a first inductor coil that is electrically connected in series with a second inductor coil. The antenna is constructed having a plurality of electrical connections positioned along the first and second inductor coils. A plurality of terminals is connected to the electrical connections that facilitate numerous electrical connections and enables the antenna to be selectively tuned to various frequencies and frequency bands.

An electronic device including an antenna according to various embodiments comprises: a printed circuit board disposed in a first area of the electronic device; a battery disposed in a second area of the electronic device; a heat dissipation member including a thermally conductive material disposed on the upper part of the printed circuit board and the battery; a first antenna disposed in the first area on the heat dissipation member; and a second antenna disposed in the second area on the heat dissipation member, wherein the frequency bands and the dielectric constants of the first antenna and the second antenna may be configured differently.