Abstract: Provided is a mobile terminal comprising a connecting hole for connecting the inside and the outside of a housing, a camera unit that is mounted to a circuit substrate, and a secondary-side non-contact charging module that is accommodated in the housing. The camera unit comprises a camera module that is capable of capturing images through the connecting hole. The secondary-side non-contact charging module is arranged at a position so as to not overlap with the camera unit in a plan view that follows the thickness direction of the housing, and is arranged within a length that follows the thickness direction (direction indicated by the arrow) of the housing at the camera unit.

Abstract: Provided is a wireless charging module which is made to be compact by a wireless charging coil and a NFC antenna being implemented as a single module, and is capable of carrying out communication and power transmission in the same direction while preventing mutual interference. This wireless charging module is provided with a charging coil (30) having wound conducting wire, and a NFC coil (40) arranged around the charging coil (30), and the axis of the charging coil (30) and the axis of the NFC coil (40) intersect each other.

Abstract: Provided is a non-contact charging module for which miniaturization is achieved by making a non-contact charging coil, an NFC antenna, and a magnetic sheet into one module, and which enables transmission and power propagation in the same direction. This device of the present invention is provided with a charging coil comprising a wound lead wire, an NFC coil disposed so as to surround the charging coil, and a magnetic sheet that holds the charging coil and the NFC coil from the same direction. The number of turns of the charging coil is greater than that of the NFC coil.

Abstract: This communication apparatus makes it possible to have a non-contact charging module and a sheet antenna coexist, even in the case where there the non-contact charging module and the sheet antenna in the communication apparatus. The apparatus is provided with: a housing; a secondary-side non-contact charging module, which is housed in the housing, receives power by means of electromagnetic induction, and has a first coil having a conducting wire wound thereon, and a first magnetic sheet facing the first coil; and an NFC antenna, which is housed in the housing, and has a second coil having a conducting wire wound thereon, and a second magnetic sheet facing the second coil. The secondary-side non-contact charging module and the NFC antenna are not laminated to each other.

Abstract: A highly reliable electronic circuit board for suppressing propagation of noise and a power line communication apparatus using it are provided. An electronic circuit board of the invention is connected to a different electronic circuit board and including a first board having a first face and a second face opposed to the first face and a second board having a third face and a fourth face opposed to the third face.

Abstract: A circuit module is mounted with an IC that modulates and demodulates a multicarrier signal. The circuit module has a laminated board, which is provided internally with a plurality of conductive layers laminated having insulating layers in between, and an IC, which is provided with a plurality of ground terminals to be grounded. Of the plurality of conductive layers, a conductive layer provided proximate to the IC configures a ground layer electrically connected to the plurality of ground terminals.

Abstract: An antenna unit includes an antenna formed on a magnetic sheet. A transmission circuit includes an inductor, a matching capacitor, and the antenna connected in series, and a reception circuit includes the antenna, the matching capacitor, a resistor, and a capacitor connected in series. The antenna is formed as one turn, and the size of the antenna and the resistor involves a predetermined relationship.

Abstract: A highly reliable electronic circuit board for suppressing propagation of noise and a power line communication apparatus using it are provided. An electronic circuit board of the invention is connected to a different electronic circuit board and including a first board having a first face and a second face opposed to the first face and a second board having a third face and a fourth face opposed to the third face.

Abstract: An antenna unit includes an antenna formed on a magnetic sheet. A transmission circuit includes an inductor, a matching capacitor, and the antenna connected in series, and a reception circuit includes the antenna, the matching capacitor, a resistor, and a capacitor connected in series. The antenna is formed as one turn, and the size of the antenna and the resistor involves a predetermined relationship.

Abstract: A circuit module is mounted with an IC that modulates and demodulates a multicarrier signal. The circuit module has a laminated board, which is provided internally with a plurality of conductive layers laminated having insulating layers in between, and an IC, which is provided with a plurality of ground terminals to be grounded. Of the plurality of conductive layers, a conductive layer provided proximate to the IC configures a ground layer electrically connected to the plurality of ground terminals.

Abstract: A circuit component comprising a circuit board and a terminal for mounting the circuit board on a second circuit board. A length of the circuit board is 10 mm-80 mm, a difference in a coefficient of thermal expansion between the circuit board and the second circuit board is 0.2×10−5/° C. or greater. The terminal is made of an elastic material, and comprised of a first connection section, a second connection section and an elastic section disposed between the first and second connection sections, and the terminal separates the circuit board from the second circuit board by 0.3 mm-5 mm. In the circuit components of the present invention, deterioration in the conduction between the circuit board and the second circuit board due to heat cycles can be prevented. Thus, a circuit component having stable operating characteristics for a long period of time is obtained.

Abstract: A filter includes a substrate with a relative dielectric constant of 200 or less and a thickness of 0.1 mm or more. A first electrode is disposed on at least one surface of the substrate, a group of second electrodes is disposed on at least the other surface of the substrate. Each of the second electrodes is not in contact with each other and is not in contact with the first electrode. The filter also includes a chip type inductance element. The chip type inductance element has an inductance ranging from 0.1 nH to 30 nH and has dimensions of L1 in length, L2 in width and L3 in height, which satisfy the following conditions; 0.3 mm<L1<2.1 mm 0.1 mm<L2<1.1 mm 0.1 mm<L3<1.1 mm.

Abstract: A circuit component comprising a circuit board and a terminal for mounting the circuit board on a second circuit board. A length of the circuit board is 10 mm-80 mm, a difference in a coefficient of thermal expansion between the circuit board and the second circuit board is or 0.2×10−5/° C. greater. The terminal is made of an elastic material, and comprised of a first connection section, a second connection section and an elastic section disposed between the first and second connection sections. and the terminal separates the circuit board from the second circuit board by 0.3 mm-5 mm. In the circuit components of the present invention, deterioration in the conduction between the circuit board and the second circuit board due to heat cycles can be prevented. Thus, a circuit component having stable operating characteristics for a long period of time is obtained.

Abstract: A filter of the present invention comprises a substrate with a relative dielectric constant of 200 or less and thickness of 0.1 mm or more, a first electrode disposed on at least one surface of the substrate, a group of second electrode disposed on at least the other surface of the substrate, each of the group of second electrodes being not in contact with each other and also being not in contact with the first electrode, and a chip type inductance element. The chip type inductance element has an inductance ranging from 0.1 nH to 30 nH and has dimensions of L1 in length, L2 in width and L3 in height, which satisfy the following conditions.

Abstract: A dielectric filter including a plurality of coaxial type dielectric resonators having outer conductors and inner conductors is arranged so that the outer conductors are connected to each other. Also included in the dielectric filter are central conductors arranged to be brought into contact with the inner conductors of said plurality of coaxial type dielectric resonators and a dielectric substrate having thereon a plurality of substrate conductors whose number at least corresponds to the number of the plurality of coaxial type dielectric resonators, and input/output terminals provided on said dielectric substrate. The central conductors are respectively coupled to the substrate conductors provided on the dielectric substrate and inductance elements are connected to the substrate conductors which are positioned at both sides.