Abstract: A printed circuit board assembly includes a first printed circuit board, a second printed circuit board disposed on the first printed circuit board and including an antenna pattern, a third printed circuit board disposed on the first printed circuit board, one or more first electronic components disposed between the first and the second printed circuit board and electrically connected to at least one of the first and the second printed circuit board, one or more second electronic components disposed between the first and the third printed circuit board, and electrically connected to at least one of the first and the third printed circuit board, a first interposer substrate electrically connecting the first printed circuit board and the second printed circuit board to each other, and a second interposer substrate electrically connecting the first printed circuit board and the third printed circuit board to each other.

Abstract: An antenna module includes a first connection member including at least one first wiring layer and at least one first insulating layer; an antenna package disposed on a first surface of the first connection member, and including a plurality of antenna members and a plurality of feed vias; an integrated circuit (IC) disposed on a second surface of the first connection member and electrically connected to the corresponding wire of at least one first wiring layer; and a second connection member including at least one second wiring layer electrically connected to the IC and at least one second insulating layer, and disposed between the first connection member and the IC, wherein the second connection member has a third surface facing the first connection member and having an area smaller than that of the second surface, and a fourth surface facing the IC.

Abstract: An antenna module includes an antenna substrate, a first semiconductor package, disposed on the antenna substrate, including a first connection member including one or more first redistribution layers, electrically connected to the antenna substrate, and a first semiconductor chip disposed on the first connection member, and a second semiconductor package, disposed on the antenna substrate to be spaced apart from the first semiconductor package, including a second connection member including one or more second redistribution layers, electrically connected to the antenna substrate, and a second semiconductor chip disposed on the second connection member. The first semiconductor chip and the second semiconductor chip are different types of semiconductor chips.

Abstract: An antenna substrate includes: a first substrate including an antenna pattern disposed on an upper surface of the first substrate; a second substrate having a first planar surface, an area of which is smaller than an area of a planar surface of the first substrate; and a flexible substrate connecting the first and second substrates to each other and bent to allow the first planar surface of the second substrate to face a side surface of the first substrate, which is perpendicular to the upper surface of the first substrate.

Abstract: An antenna module includes a connection member including at least one wiring layer and at least one insulating layer, an antenna package including a plurality of antenna members transmitting or receiving a radio frequency (RF) signal and a plurality of feed vias respectively electrically connected to the plurality of antenna members at one end and respectively electrically connected to a wiring corresponding to the at least one wiring layer at the other end, and positioned on a first surface of the connection member, an integrated circuit (IC) disposed on a second surface of the connection member and electrically connected to the wiring corresponding to the at least one wiring layer to receive an intermediate frequency (IF) signal or baseband signal and transfer an RF signal or receive an RF signal and transfer an IF signal or baseband signal, and a filter filtering an IF signal or a baseband signal.

Abstract: An antenna module includes a connection member including at least one wiring layer and at least one insulating layer; an integrated circuit (IC) disposed on a first surface of the connection member and electrically connected to the at least one wiring layer; and a plurality of antenna cells each disposed on a second surface of the connection member. Each of the plurality of antenna cells includes an antenna member configured to transmit or receive a radio frequency (RF) signal, a feed via having one end electrically connected to the antenna member and the other end electrically connected to a corresponding wire of the at least one wiring layer, a dielectric layer surrounding side surfaces of the feed via and having a height greater than that of the at least one insulating layer, and a plating member surrounding side surfaces of the dielectric layer.

Abstract: The present disclosure relates to an adhesive composition containing a saccharide compound and a polyol compound, and a method for producing the same, and is capable of water separation and biodegradation while having excellent adhesive force. The substrate to which the adhesive composition is applied can be easily and completely removed from the adherend even in pure water. In addition, it is an eco-friendly adhesive composition that is safe for people, animals, fish, and freshwater organisms when the adhesive is removed, maintains a healthy natural ecosystem without toxicity and damage to soil, water quality, and green plants, and does not cause any concern about secondary environmental pollution.

Abstract: A radio-frequency module includes a radio-frequency integrated circuit (RFIC) including a base connection terminal, and a first radio-frequency (RF) connection terminal; a first connection member including a mounting area on which the RFIC is mounted, a base wiring electrically connected to the base connection terminal of the RFIC, and a first RF wiring electrically connected to the first RF connection terminal of the RFIC; a second connection member including a second RF wiring electrically connected to the first RF wiring of the first connection member, and a third RF wiring, at least a portion of the second connection member being more flexible than the first connection member; and a front-end integrated circuit (FEIC) mounted on the second connection member and configured to amplify the first RF signal to generate the first communications signal or amplify the first communications signal to generate the first RF signal.

Abstract: An antenna module includes a fan-out semiconductor package including an IC, an encapsulant encapsulating at least a portion of the IC, a core member having a first side surface facing the IC or the encapsulant, and a connection member including at least one wiring layer electrically connected to the IC and the core member and at least one insulating layer; and an antenna package including a plurality of first directional antenna members configured to transmit or receive a first RF signal. The fan-out semiconductor package further includes at least one second directional antenna member disposed on a second side surface of the core member opposing the first side surface of the core member, stood up from a position electrically connected to at least one wiring layer, and configured to transmit or receive a second RF signal.

Abstract: A printed circuit board assembly includes a first printed circuit board, a second printed circuit board disposed on the first printed circuit board and including an antenna pattern, a third printed circuit board disposed on the first printed circuit board, one or more first electronic components disposed between the first and the second printed circuit board and electrically connected to at least one of the first and the second printed circuit board, one or more second electronic components disposed between the first and the third printed circuit board, and electrically connected to at least one of the first and the third printed circuit board, a first interposer substrate electrically connecting the first printed circuit board and the second printed circuit board to each other, and a second interposer substrate electrically connecting the first printed circuit board and the third printed circuit board to each other.

Abstract: A printed circuit board assembly includes a first printed circuit board, a second printed circuit board disposed on the first printed circuit board and including an antenna pattern, a third printed circuit board disposed on the first printed circuit board, one or more first electronic components disposed between the first and the second printed circuit board and electrically connected to at least one of the first and the second printed circuit board, one or more second electronic components disposed between the first and the third printed circuit board, and electrically connected to at least one of the first and the third printed circuit board, a first interposer substrate electrically connecting the first printed circuit board and the second printed circuit board to each other, and a second interposer substrate electrically connecting the first printed circuit board and the third printed circuit board to each other.

Abstract: An antenna module includes: a connection member including at least one wiring layer and at least one insulating layer; an integrated circuit (IC) disposed on a first surface of the connection member and electrically connected to the at least one wiring layer; an antenna package including antenna members configured to transmit or receive a radio frequency (RF) signal, a feed vias each having one end electrically connected to a respective one of the antenna members and another end electrically connected to the at least one wiring layer, and a dielectric layer having a height greater than a height of the at least one insulating layer, and having a first surface facing a second surface of the connection member; and dielectric members disposed in positions corresponding to the antenna members on the second surface of the antenna package.

Abstract: A radio-frequency module includes a radio-frequency integrated circuit (RFIC) including a base connection terminal, and a first radio-frequency (RF) connection terminal; a first connection member including a mounting area on which the RFIC is mounted, a base wiring electrically connected to the base connection terminal of the RFIC, and a first RF wiring electrically connected to the first RF connection terminal of the RFIC; a second connection member including a second RF wiring electrically connected to the first RF wiring of the first connection member, and a third RF wiring, at least a portion of the second connection member being more flexible than the first connection member; and a front-end integrated circuit (FEIC) mounted on the second connection member and configured to amplify the first RF signal to generate the first communications signal or amplify the first communications signal to generate the first RF signal.

Abstract: An antenna module includes a connection member including at least one wiring layer and at least one insulating layer; an integrated circuit (IC) package disposed on a first surface of the connection member; and an antenna package including a plurality of antenna members and a plurality of feed vias, and disposed on a second surface of the connection member, wherein the IC package includes: an IC having an active surface electrically connected to at least one wiring layer and an inactive surface opposing the active surface, and generating the RF signal; a heat sink member disposed on the inactive surface of the IC; and an encapsulant encapsulating at least portions of the IC and the heat sink member.

Abstract: An antenna module includes a connection member including at least one wiring layer and at least one insulating layer; an integrated circuit (IC) disposed on a first surface of the connection member and electrically connected to at least one wiring layer; and an antenna package disposed on a second surface of the connection member, and including a dielectric layer, a plurality of antenna members, and a plurality of feed vias, wherein the antenna package further includes a chip antenna including a dielectric body and first and second electrodes, respectively disposed on first and second surfaces of the dielectric body, wherein the chip antenna is disposed to be spaced apart from the plurality of feed vias within the dielectric layer so that at least one of the first electrode or the second electrode is electrically connected to a corresponding wire of the at least one wiring layer.

Abstract: An antenna module includes an antenna substrate, a first semiconductor package, disposed on the antenna substrate, including a first connection member including one or more first redistribution layers, electrically connected to the antenna substrate, and a first semiconductor chip disposed on the first connection member, and a second semiconductor package, disposed on the antenna substrate to be spaced apart from the first semiconductor package, including a second connection member including one or more second redistribution layers, electrically connected to the antenna substrate, and a second semiconductor chip disposed on the second connection member. The first semiconductor chip and the second semiconductor chip are different types of semiconductor chips.

Abstract: An antenna module includes a first connection member including at least one first wiring layer and at least one first insulating layer; an antenna package disposed on a first surface of the first connection member, and including a plurality of antenna members and a plurality of feed vias; an integrated circuit (IC) disposed on a second surface of the first connection member and electrically connected to the corresponding wire of at least one first wiring layer; and a second connection member including at least one second wiring layer electrically connected to the IC and at least one second insulating layer, and disposed between the first connection member and the IC, wherein the second connection member has a third surface facing the first connection member and having an area smaller than that of the second surface, and a fourth surface facing the IC.

Abstract: An antenna substrate includes: a first substrate including an antenna pattern disposed on an upper surface of the first substrate; a second substrate having a first planar surface, an area of which is smaller than an area of a planar surface of the first substrate; and a flexible substrate connecting the first and second substrates to each other and bent to allow the first planar surface of the second substrate to face a side surface of the first substrate, which is perpendicular to the upper surface of the first substrate.

Abstract: An antenna substrate includes: a first substrate including an antenna pattern disposed on an upper surface of the first substrate; a second substrate having a first planar surface, an area of which is smaller than an area of a planar surface of the first substrate; and a flexible substrate connecting the first and second substrates to each other and bent to allow the first planar surface of the second substrate to face a side surface of the first substrate, which is perpendicular to the upper surface of the first substrate.

Abstract: An antenna module includes an antenna substrate, a first semiconductor package, disposed on the antenna substrate, including a first connection member including one or more first redistribution layers, electrically connected to the antenna substrate, and a first semiconductor chip disposed on the first connection member, and a second semiconductor package, disposed on the antenna substrate to be spaced apart from the first semiconductor package, including a second connection member including one or more second redistribution layers, electrically connected to the antenna substrate, and a second semiconductor chip disposed on the second connection member. The first semiconductor chip and the second semiconductor chip are different types of semiconductor chips.