A wireless IC device includes a wireless IC chip arranged to process a radio signal, a power-supply circuit board that is connected to the wireless IC chip and that includes a power supply circuit including at least one coil pattern, and a radiation plate arranged to radiate a transmission signal supplied from the power-supply circuit board and/or receiving a reception signal to supply the reception signal to the power-supply circuit board. The radiation plate includes an opening provided in a portion thereof and a slit connected to the opening. When viewed in plan from the direction of the winding axis of the coil pattern, the opening in the radiation plate overlaps with an inner area of the coil pattern and the area of the inner area is approximately the same as that of opening.

An apparatus (1) for the creation of products incorporating devices for radio frequency identification (RFID), said apparatus (1) being configured to operate according to a continuous processing line which includes, in sequence: a supply unit (2) of a substrate material; an add-chip unit (4), having means for the application of chips on the substrate material (41); an aerial-making assembly comprising: an aerial posing unit (5), configured to deposit a metal wire at each chip; an electrical connection unit, configured for electrically connecting the metal wire and a respective chip therebetween; a coupling unit (7), adapted to place a coating material on the substrate material; and a plurality of reading means (42, 62, 9) of each chip, arranged along said processing line, wherein said unit of aerial posing (5) comprises a plurality of devices (100) for realizing an aerial, wherein each device (100) is provided with a putting wire head (150) arranged at one end of a main body (101) and having a translational degree of freedom in a longitudinal direction (L), said putting wire head (150) comprising a guide element (102) rotatable according said longitudinal direction (L) and adapted to engage and guide the wire to deposit it on a substrate and a beak-like element (103) adapted to selectively abut in abutment on said rotatable element

A device (100) configured for the realization of a wire aerial of an element of radio frequency identification (RFID), which device (100) comprises: a main body (101), extending along a longitudinal direction (L) and adapted to be constrained to a support, which main body (101) has a longitudinal seat (112) adapted to house a wire for the realization of the aerial; a putting-wire head (150) arranged at one end of said main body (101) and constrained to the latter, said putting-wire head (150) comprising: a guide element (102), preferably rotatable according to an axis parallel to said longitudinal direction (L), which guide element (102) is adapted to engage the wire and to deposit it on a substrate and has a translational degree of freedom along said longitudinal direction (L) with respect to said main body (101); and a restraining element (103) of the wire, apt to selectively abut on said guide element (102) and preferably shaped like a beak,

the overall arrangement being such that said putting-wire head (150) is apt to assume a first rest configuration, wherein said restraining element (103) is attested on said guide element (102) and the wire is retained between them, and a second operative configuration, wherein said restraining element (103) is spaced from said guide element (102) in such a way that the wire can slide within said seat (112) and be deposed on the substrate by means of said guide element (102).

A wireless IC device includes a wireless IC chip arranged to process a radio signal, a power-supply circuit board that is connected to the wireless IC chip and that includes a power supply circuit including at least one coil pattern, and a radiation plate arranged to radiate a transmission signal supplied from the power-supply circuit board and/or receiving a reception signal to supply the reception signal to the power-supply circuit board. The radiation plate includes an opening provided in a portion thereof and a slit connected to the opening. When viewed in plan from the direction of the winding axis of the coil pattern, the opening in the radiation plate overlaps with an inner area of the coil pattern and the area of the inner area is approximately the same as that of opening.

A coil component includes coils in a multilayer body with a rectangular or substantially rectangular parallelepiped shape. The coil component includes outer electrodes, a first coil, and second coils. The first coil includes conductor patterns and via conductors. When the multilayer body is divided by a bisecting line into first and second regions in a longitudinal direction of the multilayer body when viewed in the stacking direction, the first coil is located in the first region. When viewed in the stacking direction, straight lines connecting the via conductors with a first outer electrode and a fourth outer electrode at a minimum distance cross an opening region of the first coil.

An RFID tag component, an RFID tag assembly and an object to be identified attached with the RFID tag assembly are disclosed. An RFID tag component includes an insulating ring; a film antenna bonded to the inner peripheral surface of the insulating ring, the film antenna formed by connecting an IC chip with a metal loop antenna, the metal loop antenna being flexible so the film antenna adheres to the inner peripheral surface of the insulating ring along a circumferential direction after being bonded to the inner peripheral surface; and a conducting medium layer adhering to an outer peripheral surface of the insulating ring in the circumferential direction and partially surrounding the insulating ring so a slot is between two ends of the conducting medium layer. The conducting medium layer is inductively coupled with the metal loop antenna to radiate RF signals from the IC chip outwardly through the slot.

Disclosed herein is an antenna device that includes a coil conductor arranged between first and second magnetic bodies in the axial direction. The first magnetic body has a first area that overlaps the opening area of the coil conductor, a second area that protrudes from the first area to one side in a first direction, and a third area that protrudes from the first area to one side in a second direction. The second magnetic body has a fourth area that overlaps the opening area in the axial direction, a fifth area that protrudes from the fourth area to the other side in the first direction, and a sixth area that protrudes from the fourth area to the other side in the second direction. The first magnetic body has a first cutout area.

Disclosed herein is a coil pattern that includes a plurality of turns. Each of at least some of the turns includes: a first winding part wound in a first direction so as to surround a first opening area; a second winding part wound in a second direction so as to surround a second opening area; a first connection part connecting one end of the second winding part and one end of the first winding part; and a second connection part connecting other end of the second winding part and other end of the first winding part included in an adjacent turn. The plurality of turns include a first turn positioned at an innermost periphery in the second winding part. The first turn includes an additional pattern extending between the first and second connection parts and connected to the other end of the first winding part.

An IC card includes a metal plate having a through hole penetrating therethrough in one direction, a support member disposed inside the through hole and made of a magnetic material, and an IC module supported inside the through hole by the support member. The IC module has a coupling coil. The support member has a cavity penetrating therethrough in the one direction and accommodating a part of the IC module.

An IC card includes a metal plate having a through hole penetrating therethrough in one direction, a support member disposed inside the through hole and made of a magnetic material, and an IC module supported inside the through hole by the support member. The IC module has a coupling coil. The support member has a cavity penetrating therethrough in the one direction and accommodating a part of the IC module.