Hon Hai Precision Industry Co., Ltd.

Hong-fu Jin Precision Industry (shenzhen) Co., Ltd.

Ambit Microsystems (shanghai) Ltd.

Cho-Ju Chung

Teng-Huei Chu

Chong Wei Zhang

Ping Li

Min Chen

Zhi-Cheng Yu

Ai-Ning Song

Er-Wei Li

Xiao-Yan Liu

Xiao-Feng Liu

Yan-Ling Pan

A printed circuit board (PCB) antenna includes an antenna matching network, an antenna body, and a high frequency (HF) connector. The antenna matching network is used to electrically connect to a signal processing circuit. The antenna body is connected to the antenna matching network, the antenna body includes a bared area, the bared area is used to electrically connect to a conductive object and then to be grounded when the signal processing circuit is needed to be tested. The high frequency (HF) connector is electrically connected to the antenna body and is used to connect to a test device when the signal processing circuit is needed to be tested.

Printed circuit board antenna, printed circuit board, and electronic device

A dual-band antenna includes a feeding portion, a radiating portion, a grounding portion, and an insulating support portion. The insulating support portion includes a first support wall, a second support wall, and a third support wall. The third support wall is parallel to the substrate, and perpendicularly connected to the first support wall and the second support wall, to position the radiating portion.

Dual-band antenna

A dual-band antenna assembly is positioned on a substrate, and includes an insulation body, a plane antenna and a microstrip antenna. The insulation body includes a plane surface paralleled to the substrate, and a side surface perpendicularly extending from edges of the plane surface to the substrate. The plane antenna includes a first feed portion and a first radiator. The first feed portion passes through the substrate to the plane surface of the insulation body. The first radiator is substantially positioned on a center of the plane surface of the insulation body, and electrically connected to the first feed portion. The microstrip antenna includes a second feed portion and a second radiator. The second radiator is a microstrip, electrically connected to the second feed portion and positioned on the side surface of the insulation body.

Dual-band antenna assembly

A multiband antenna includes a feed portion, a radiating portion, and a ground via. The feed portion includes a first feed section and a second feed section paralleled to each other. The radiating portion includes a first radiator, a second radiator and a third radiator. The first radiator is L shaped with a free end. The second radiator is L shaped with a free end. The free ends of the second radiator and the first radiator extend toward to each other and partially overlap to define a slot therebetween. The third radiator includes a trapezoid section and a connecting section. The short portion includes a first short section and a second short section. The first short section connects the first radiator to the ground via, and the second short section connects the second radiator and the third radiator to the ground via.

Multiband antenna

A dual-band antenna includes a feed portion, a ground portion, a radiating portion and a fine-tuning portion. The feed portion is operable to feed electromagnetic signals. The radiating portion includes a first radiator, a second radiator and a connecting portion. The first radiator is elongated and has a first end electrically connected to the ground portion, and a second end of the first radiator is floating. The second radiator is U shaped, with two open ends floating. The connecting portion is connected to the first radiator, the second radiator and the feed portion. The feed portion feeds electromagnetic signal to the first radiator and the second radiator via the connecting portion. The fine-tuning portion is arranged around the second radiator, operable to control operating frequency bands of the second radiator.

Dual-band antenna and electronic device employing the same

A printed antenna is positioned on a substrate, and includes a feeding portion and a radiating portion. The feeding portion is configured for feeding electromagnetic signals. The radiating portion is electronically connected to the feeding portion for transceiving the electromagnetic signals, and includes a first radiator, a second radiator, and a guiding portion. The first radiator is electronically connected to the feeding portion, and includes an arc-shaped radiating section. The second radiator is electronically connected to the feeding portion and the first radiator. The guiding portion is arc-shaped. The guiding portion and the second radiator are respectively positioned on different sides of the first radiator. A space between the guiding portion and the arc-shaped radiating section of the first radiator defines a first slot.

Printed antenna

A MIMO antenna () is disposed on a substrate () including a first surface () and a second surface (). The MIMO antenna includes a pair of parallel first antennas () spaced apart from each other and a second antenna () spaced apart from the first antennas. The second antenna is disposed between the first antennas. Each of the first and second antennas is disposed on the first and second surface of the substrate and is a dipole antenna.

Multiple input multiple output antenna

A dual-mode antenna device () includes a wireless module () and a second wireless module () transceiving signals of a first wireless network signal and a second wireless network. A first antenna () and a second antenna () transceive the signals, respectively. A first switch () is connected to the first antenna and a second switch () is connected to the second antenna. A third switch () is connected to the first switch, the second switch and the first wireless network module. A fourth switch () is connected to the first switch, the third switch and the second wireless network module. The first, third, and fourth switches collaboratively select the first antenna to transmit the wireless network signals. The second, third, and fourth switches collaboratively select the second antenna to transmit the wireless network signals.

Dual-mode antenna device

A power measurement apparatus includes a radio frequency input terminal, a measurement module, an interface, a memory, and a control unit. The radio frequency input terminal is connected to a radio frequency device. The measurement module is connected to the radio frequency input terminal to convert the radio frequency signal into a voltage signal. The interface is connected to the measurement module, receiving and transmitting the voltage signal from the measurement module. The memory is connected to the interface to store a voltage-power table related to the radio frequency signal. The control unit is connected to the interface to query the voltage-power table in the memory via the interface, and obtain the power of the radio frequency device according to the voltage signal output from the measurement module.

Power measurement apparatus

A comb-line wireless filter () includes an input end (), an output end (), a first transmission line (), a second and third transmission line () each having a curved shape, and a first, second, and third capacitor (). The first transmission line has a first transmission line part and a second transmission line part. The second transmission line and the third transmission line are separately on the two sides of the first transmission line part of the first transmission line. The input end and the output end are separately connected to first ends of the second transmission line and the third transmission line. The capacitors are separately connected to first ends of the transmission lines. According to the curved shape of the second transmission line and the third transmission line, the size of the comb-line wireless filter is significantly reduced.

Comb-line wireless filter

A planar antenna () includes a radiating body (), a feeding portion (), and a first metallic ground plane (). The radiating body includes a first radiating portion () extending away from the feeding portion and a second radiating portion () extending away from the feeding portion next to the first radiating portion. The first radiating portion includes an open end () disposed at an extending end of the first radiating portion to point toward the second radiating portion, and a connecting portion (). The second radiating portion includes a free end () disposed at an extending end of the second radiating portion to point toward the first radiating portion, and an end () connected to the connecting portion. A first gap () is formed between the open end and the free end. The open end, the first gap and the free end are aligned with one another.

Planar antenna

A dual-band antenna includes a ground point, a feeding element, a first radiation element, a second radiation element, and an impedance element. The ground point is electronically connected to the first radiation element and the second radiation element. The first radiation element is electronically connected to the feeding element via a first feeding point, and the second radiation element is electronically connected to the feeding element via a second feeding point. The first radiation element includes a head and a neck. A width of the neck decreases from the head toward the first feeding point. The impedance element extends from the neck and through the first feeding point. The dual-band antenna further includes a support element that is connected to the ground point.

Growing community of inventors

Taipei Hsien, Taiwan

Cho-Ju Chung