Abstract: A horn antenna for a millimeter wave comprises: a horn radiator including a radiation part having an opening formed therein to radiate a feed signal, and a multi-layer PCB coupling part coupled to lower and side portions of the radiation part to provide a feed signal; and a multi-layer PCB coupled to a lower portion of the multi-layer PCB coupling part to provide a feed signal, wherein a slot and a groove connected to the slot and extending in a direction parallel to the multi-layer PCB are formed in the multi-layer PCB coupling part, wherein a feed line vertically overlapping the slot and the groove is formed on a first layer substrate, which is the uppermost layer of the multi-layer PCB, wherein the opening extends in a direction parallel to the multi-layer PCB, and wherein a ‘¬’-shaped waveguide extending from the slot is formed in the horn radiator.

Abstract: Disclosed is a cable adaptor comprising a first member which is conductive and comes into contact with a signal pin of the cable, a second member disposed outside the first member and coupled to the first member, a third member which is conductive and disposed outside the second member, and a contact pin fixed to the first member. Here, the first member includes a first body coupled to the second member and a first contact portion which extends from the first body and comes into contact with the signal pin. The third member includes a second body coupled to the second member and a second contact portion which extends from the second body and comes into contact with the outer conductor. A plurality of first contact points of the signal pin and the first contact portion are arranged at same intervals along a circumferential direction of the signal pin.

Abstract: An RFIC assembled antenna comprises: a first layer substrate including a first metal pattern, a first slot formed in the first metal pattern, and a second slot formed to be connected to the first slot, and in which an RFIC chip is coupled to a region of the second slot; and a second layer substrate coupled to a lower portion of the first layer substrate and including a second metal pattern, a third slot formed in the second metal pattern, and a dipole radiator formed inside the third slot, wherein a feeding pattern connected to the RFIC chip to provide a feed signal to the dipole radiator is formed inside the first slot.

Abstract: Disclosed is a cable adaptor which is connected to a cable including an outer conductor. The adaptor includes a contact pin which comes into contact with a signal pin of the cable, a first member which is conductive and disposed inside and coupled to the contact pin, a second member disposed outside and coupled to the contact pin, and a third member which is conductive and disposed outside the second member. Here, the contact pin includes a first body coupled to the second member, a first contact portion which is conductive and extends from one side of the first body to come into contact with the signal pin, and a second contact portion which extends from the other side of the first body and comes into contact with an object being tested. The third member includes a second body coupled to the second member and a third contact portion.

Abstract: A plug connector coupled to a receptacle connector is presented, comprising: a conductor for signals; a ring-shaped conductor for ground, the conductor for ground surrounding the conductor for signals; a ring-shaped insulator surrounding the conductor for signals and being surrounded by the conductor for ground, and insulating between the conductor for signals and the conductor for ground; a lower body; and an upper body coupled onto the lower body. The conductor for signals includes a lower portion protruding below a first portion of the top of the insulator, a middle portion inserted into a hollow portion of the first portion, and an upper portion protruding above the first portion. The conductor for ground includes a lower portion protruding below the first portion and an upper portion surrounding the first portion. The lower body includes a lower housing, such that the upper portion is accommodated in the hollow portion.

Abstract: A plug connector according to the present invention is slidably inserted into a receptacle connector, and includes a signal pin having one side in electrical contact with one side of a signal line of a cable; a shield can electrically spaced apart from the signal pin and surrounding the signal pin such that a lower surface of the other side of the signal pin is exposed; a first insulating member coupled to the signal pin to insulate the signal pin and the shield can from each other; and a plug shell surrounding the shield can such that the lower surface of the other side of the signal pin is exposed.

Abstract: An electrical connector is provided. The electrical connector may include a body; a terminal portion disposed on the body; and a flexible printed circuit board (FPCB) electrically connected to the terminal portion, wherein the body includes a first part on which the terminal portion is disposed, a second part disposed on one side of the first part in a vertical direction, and a third part disposed on the other side of the first part and coupled to the second part, the FPCB includes a first region and a second region extending from the first region and including a contact point connected to the terminal portion, and the second region is disposed between the first part and the third part in a front-to-rear direction and is fixed to the first part.

Abstract: Disclosed is a compact coaxial cable connector for transmitting super-high frequency signals, which is adapted to connect a PCB to a single or multiple super-high frequency coaxial cable signal lines transmitting super-high frequency signals therethrough. The compact coaxial cable connector includes: a single or multiple coaxial cables each including an inner conductor, an outer conductor, a dielectric, and a sheath, wherein the outer conductor, the dielectric, and the sheath are stripped to expose the inner conductor over a predetermined length and a terminal of the exposed inner conductor is brought into electrical contact with a circuit signal line terminal pad formed on the PCB; and a male connector including a shielding can receiving the exposed inner conductors of the single or multiple coaxial cables, securing and protecting ends of the exposed inner conductors, and blocking electromagnetic waves generated from the inner conductors of the single or multiple coaxial cables.

Abstract: A connector assembly includes a first signal pin formed to be in contact with a signal line of a circuit board; a first insulator surrounding the first signal pin; and a first housing accommodating the first signal pin and the first insulator and having a hole at a rear thereof corresponding to the first signal pin, wherein the first housing includes at least one clamping arm disposed on at least one side of the hole, protruding to a rear of the first housing, and having a lower surface formed to be in contact with an upper surface of the circuit board and the connector assembly further includes a ground plate disposed below the clamping arm and having an upper surface formed to be in contact with a lower surface of the circuit board; a clamping plate movably disposed below the ground plate; and a fastening member.

Abstract: Disclosed is a low-loss and flexible curved or orthogonal transmission line-integrated multi-port antenna for an mmWave band. The low-loss and flexible curved transmission line-integrated multi-port antenna includes a multi-port antenna portion which includes a plurality of single antennas and forms multi-ports and a transmission line portion which includes a plurality of transmission lines which correspond to the single antennas, respectively, are integrated with electricity feeding portions of the single antennas to which central conductors used as signal lines of the transmission lines correspond, and has a curved shape. Here, the single antennas each include a ground plate, a dielectric substrate, formed on the ground plate, a signal conversion portion formed on the dielectric substrate, and an electricity feeding portion formed on the dielectric substrate and connected to the signal conversion portion.