Disclosed is an antenna device for measuring biometric information by using a leaky wave. The antenna device according to an embodiment may include an antenna main body formed to surround at least some portion of the body having a target analyte. The antenna main body may include a plurality of transmission-side slots and a plurality of reception-side slots formed on a surface surrounding the body portion. An electromagnetic wave is excited inside the antenna main body may be radiated to an inside of the body portion through at least one of the plurality of transmission-side slots. Information on an analyte within the body portion may be sensed based on a frequency of an electromagnetic wave received through at least one of the plurality of reception-side slots via the body portion.

Disclosed is an antenna device for measuring biometric information by using a leaky wave. The antenna device according to an embodiment may include an antenna main body formed to surround at least some portion of the body having a target analyte. The antenna main body may include a plurality of transmission-side slots and a plurality of reception-side slots formed on a surface surrounding the body portion. An electromagnetic wave is excited inside the antenna main body may be radiated to an inside of the body portion through at least one of the plurality of transmission-side slots. Information on an analyte within the body portion may be sensed based on a frequency of an electromagnetic wave received through at least one of the plurality of reception-side slots via the body portion.

Provided is an electric device including a display panel, and a first antenna disposed on the display panel and including a first patch part, a first transmission part, and a first additional transmission part, wherein the first transmission part faces a first side of the first patch part extending along a first cross direction, is spaced apart from the first patch part, and is capacitively coupled to the first patch part, and wherein the first additional transmission part faces a second side of the patch part extending in a second cross direction crossing the first cross direction, is symmetrical about a line of symmetry with the first transmission part, and is spaced apart from the first patch part.

An antenna package according to an embodiment includes antenna units, and a circuit board electrically connected to the antenna units. The circuit board includes a core layer, antenna feeding lines distributed on a surface of the core layer and connected to the antenna units, power/data lines distributed on the surface of the core layer, power/data ports connected to end portions of the power/data lines, and antenna feeding ports connected to end portions of the antenna feeding lines and arranged to be closer to the antenna units than the power/data ports.

An antenna package according to an embodiment includes antenna units, and a circuit board electrically connected to the antenna units. The circuit board includes a core layer, antenna feeding lines distributed on a surface of the core layer and connected to the antenna units, power/data lines distributed on the surface of the core layer, power/data ports connected to end portions of the power/data lines, and antenna feeding ports connected to end portions of the antenna feeding lines and arranged to be closer to the antenna units than the power/data ports.

In some embodiments, an RFID device may include a multilayer reactive strap having a first substrate, a first conductor portion, a second conductor portion, and a first connection. The first conductor portion may enclose a first area and may be disposed on a first side of first substrate. A second conductor portion may enclose a second area and may be disposed on a second side of the first substrate. A first connection may couple the first conductor portion and the second conductor portion together, and may thereby form a multiturn coil that includes both the first conductor portion and the second conductor portion.

In some embodiments, a method of constructing a coil antenna structure may include forming a coiled antenna by cutting a spiraling gap into a conductive layer, applying a force to at least a part of the conductive layer to expand the gap between coils of the conductive layer to a distance great enough to prevent conductive sections of the coils from touching each other.

In some embodiments, a method of constructing a coil antenna structure may include forming a coiled antenna by cutting a spiraling gap into a conductive layer, applying a force to at least a part of the conductive layer to expand the gap between coils of the conductive layer to a distance great enough to prevent conductive sections of the coils from touching each other.

In one embodiment, an RFID device is disclosed that contains a first conductive structure and a second conductive structure formed from multiple conductive materials configured to move between a first operating condition and a second operating condition when exposed to an event or other stimuli. The second conductive structure is initially operatively coupled to the first conductive structure in the first operating condition. However, after exposure to the event, the first conductive structure is altered to change the behavior of the RFID device. The RFID device is attachable to a substrate, such as a garment or a fabric, and the event may be a single or multiple occurrence event, such as washing, stretching, heating, or exposure of the RFID device to electrical signals.

An electronic device includes: a side member forming sides of the electronic device, the side member including a first conductive portion, a second conductive portion, a first non-conductive portion, and a slit; a printed circuit board including the ground; and a wireless communication circuit, wherein the first conductive portion includes a first electrical path and a second electrical path, the second conductive portion includes a third electrical path and a fourth electrical path, a capacitor is arranged along the third electrical path, and the wireless communication circuit may feed, to the first conductive portion via the first electrical path, an RF signal of a first frequency band and may feed, to the second conductive portion via the third electrical path, an RF signal of a second frequency band which at least partially overlaps the first frequency band.