Abstract: An antenna structure includes an antenna radiator, a microstrip line, a flexible board, and a coaxial cable. The antenna radiator is used to receive and transmit wireless signals. The wireless signals include radio frequency signals. The microstrip line is coupled to the antenna radiator and is used to transmit the radio frequency signals. The flexible board is coupled to the microstrip line and is used to transmit the radio frequency signals. The coaxial cable is coupled to the flexible board and is used to transmit the radio frequency signals to a processor.

Abstract: An antenna structure includes an antenna radiator, a microstrip line, a flexible board, and a coaxial cable. The antenna radiator is used to receive and transmit wireless signals. The wireless signals include radio frequency signals. The microstrip line is coupled to the antenna radiator and is used to transmit the radio frequency signals. The flexible board is coupled to the microstrip line and is used to transmit the radio frequency signals. The coaxial cable is coupled to the flexible board and is used to transmit the radio frequency signals to a processor.

Abstract: An antenna module includes a grounding plane, a first high-frequency radiator, a second high-frequency radiator, and a low-frequency grounding component. The first high-frequency radiator includes a first feeding portion, a first grounding portion, and a first radiating portion. The first grounding portion is coupled to the grounding plane. The second high-frequency radiator includes a second feeding portion, a second grounding portion, and a second radiating portion. The second grounding portion is coupled to the grounding plane. The low-frequency grounding component located between the first and second high-frequency radiators. The low-frequency grounding component includes a third grounding portion which is coupled to the grounding plane, a first coupling portion, and a second coupling portion. The low-frequency grounding component extends from the third grounding portion and extends in a first direction and a second direction of a first axis respectively to form the first and second coupling portions.

Abstract: An antenna module includes a grounding plane, a first high-frequency radiator, a second high-frequency radiator, and a low-frequency grounding component. The first high-frequency radiator includes a first feeding portion, a first grounding portion, and a first radiating portion. The first grounding portion is coupled to the grounding plane. The second high-frequency radiator includes a second feeding portion, a second grounding portion, and a second radiating portion. The second grounding portion is coupled to the grounding plane. The low-frequency grounding component located between the first and second high-frequency radiators. The low-frequency grounding component includes a third grounding portion which is coupled to the grounding plane, a first coupling portion, and a second coupling portion. The low-frequency grounding component extends from the third grounding portion and extends in a first direction and a second direction of a first axis respectively to form the first and second coupling portions.

Abstract: A portable electronic device comprises a main body and an antenna. The main body comprises a first casing, a second casing and a hinge. The antenna comprises a first metal layer, a second metal layer and a balun transformer. The first metal layer formed at the first casing has a first bending side edge. The second metal layer formed at the second casing has a second bending side edge. A tapered slot is formed between the second bending side edge and the first bending side edge, and comprises a necking end and a flaring end. The balun transformer disposed in the first casing, the second casing or the hinge has one signal input terminal and two signal output terminals, receives a feed signal and a ground signal via the signal input terminal to generate two balanced signals, and respectively outputs the balanced signals via the signal output terminals.

Abstract: A radio frequency module coupled to an object is disclosed. The radio frequency module includes an antenna unit, operating in one of a first mode and a second mode to receive a radio frequency signal and to transmit an identification signal, wherein the frequencies of the radio frequency signal and the identification signal is an operation frequency; and a chip unit, coupled to the antenna unit and is utilized for generating the identification signal according to the radio frequency signal received by the antenna unit; wherein the identification signal transmitted by the antenna unit operating in the second mode is the same as the identification signal transmitted by the antenna unit operating in the first mode.

Abstract: A radio frequency module coupled to an object is disclosed. The radio frequency module includes an antenna unit, operating in one of a first mode and a second mode to receive a radio frequency signal and to transmit an identification signal, wherein the frequencies of the radio frequency signal and the identification signal is an operation frequency; and a chip unit, coupled to the antenna unit and is utilized for generating the identification signal according to the radio frequency signal received by the antenna unit; wherein the identification signal transmitted by the antenna unit operating in the second mode is the same as the identification signal transmitted by the antenna unit operating in the first mode.

Abstract: A radio frequency module coupled to an object is disclosed. The radio frequency module includes an antenna unit, operating in one of a first mode and a second mode to receive a radio frequency signal and to transmit an identification signal, wherein the frequencies of the radio frequency signal and the identification signal is an operation frequency; and a chip unit, coupled to the antenna unit and is utilized for generating the identification signal according to the radio frequency signal received by the antenna unit.

Abstract: A portable electronic device comprises a main body and an antenna. The main body comprises a first casing, a second casing and a hinge, with the hinge connecting the first casing and the second casing so as to allow the first casing to be flipped relatively to the second casing. The antenna comprises a radiation structure and an excitation circuit. The radiation structure comprises a first metal layer and a second metal layer, with the first metal layer disposed at the first casing, the second metal layer disposed at the second casing, and a slot formed between the first metal layer and the second metal layer. The excitation circuit is disposed in the first casing, and comprising an electromagnetic wave emitting portion configured to emit an electromagnetic wave towards the slot.

Abstract: A portable electronic device comprises a main body and an antenna. The main body comprises a first casing, a second casing and a hinge, with the hinge connecting the first casing and the second casing so as to allow the first casing to be flipped relatively to the second casing. The antenna comprises a radiation structure and an excitation circuit. The radiation structure comprises a first metal layer and a second metal layer, with the first metal layer disposed at the first casing, the second metal layer disposed at the second casing, and a slot formed between the first metal layer and the second metal layer. The excitation circuit is disposed in the first casing, and comprising an electromagnetic wave emitting portion configured to emit an electromagnetic wave towards the slot.

Abstract: A signal input circuit applied to an antenna comprises a balun transformer and a regulation circuit. The balun transformer has one first signal input terminal and two first signal output terminals. The balun transformer receives a feed signal and a ground signal via the first signal input terminal, generates two balanced signals based on the feed signal and the ground signal, and respectively outputs the two balanced signals via the two first signal output terminals. The regulation circuit is configured to adjust the two balanced signals into adjusted signals and has two second signal input terminals and two second signal output terminals, with the two second signal input terminals respectively connected with the two first signal output terminals of the balun transformer, and the two second signal output terminals configured to respectively output the two adjusted signals to an emitting portion of the antenna.

Abstract: This disclosure relates to a notebook computer including a computer host, display device, hinge and an antenna. The computer host includes a keyboard. The hinge includes a pivot part, a middle part and a connect part. The pivot part is connected to the computer host. The middle part is made of plastic and includes a first end and a second end opposite to each other. The first end is connected to the pivot part which is located between the keyboard and the second end in a width direction of the keyboard. The second end extends toward the display device and is connected to the connect part in an angle. The connect part is connected to the display device which is pivotably disposed at the computer host via the hinge. The antenna is located at the inner side of the middle part and is electrically connected to the computer host.

Abstract: A portable electronic device comprises a main body and an antenna. The main body comprises a first casing, a second casing and a hinge. The antenna comprises a first metal layer, a second metal layer and a balun transformer. The first metal layer formed at the first casing has a first bending side edge. The second metal layer formed at the second casing has a second bending side edge. A tapered slot is formed between the second bending side edge and the first bending side edge, and comprises a necking end and a flaring end. The balun transformer disposed in the first casing, the second casing or the hinge has one signal input terminal and two signal output terminals, receives a feed signal and a ground signal via the signal input terminal to generate two balanced signals, and respectively outputs the balanced signals via the signal output terminals.

Abstract: Microwave imaging device and method are provided, and the microwave imaging device includes a scan circuit, a reception circuit and an image generator. The scan circuit transmits a plurality of electromagnetic waves in a plurality of scan bands toward a target object. The scan bands are respectively corresponding to a plurality of biological tissues in the target object. The reception circuit receives the electromagnetic waves passing through the target object, and generates a plurality of energy values according to the received electromagnetic waves. The image generator looks up a plurality of gray level look-up tables by using the energy values to generate a plurality of gray level values, and generates a detection image corresponding to the biological tissues according to the gray level values.

Abstract: A radio frequency module coupled to an object is disclosed. The radio frequency module includes an antenna unit, operating in one of a first mode and a second mode to receive a radio frequency signal and to transmit an identification signal, wherein the frequencies of the radio frequency signal and the identification signal is an operation frequency; and a chip unit, coupled to the antenna unit and is utilized for generating the identification signal according to the radio frequency signal received by the antenna unit.