Au Optronics Corporation

Auo Corporation

Yi-Hsiang Lai

Ching-Huan Lin

Yi-Chen Hsieh

Chun-I Wu

Chuang-Yueh Lin

Norio Sugiura

Chin-Tang Chuang

Chia-Wei Kuo

Chi-Chung Lo

Chih-Che Kuo

Bo-Shiang Tzeng

Chih-Chung Chao

Yi-Yang Liao

Chun-Han Tai

Hsiu-Ping Liao

Shih-Yuan Chen

Chuang Yueh Lin

Kun-Ying Hsin

Wei-Mei Chen

Yi-Nan Lin

Chao-Hsiung Tseng

Shu-Hua Chang

Yi-Jheng Wong

A liquid crystal antenna and a method of beamforming of electromagnetic waves are provided. The method includes: receiving by a feeding circuit board a feeding signal to form a feeding electromagnetic wave; applying a plurality of bias voltages respectively between a ground plane and a plurality of patch antenna units of a liquid crystal modulation structure to form an amplitude interference pattern, wherein a liquid crystal layer of the liquid crystal modulation structure is disposed between the ground plane and the patch antenna units; and utilizing interference of the feeding electromagnetic wave and the amplitude interference pattern to form an electromagnetic beam, wherein the electromagnetic beam is directed to a specific angle, and an intensity and the specific angle of the electromagnetic beam are modulated according to the variations of the feeding electromagnetic wave and the amplitude interference pattern.

Liquid crystal antenna and method of beamforming of electromagnetic waves

A method for measuring a physiological signal includes following steps: detecting a first physiological signal of a target; receiving the first physiological signal to generate a first signal and a second signal by a radar sensor; selecting one of the first signal and the second signal to generate a plurality of original signals, which a phase difference is formed between the first signal and the second signal; and capturing a respiration signal and a heartbeat signal according to the plurality of original signals.

Method for measuring physiological signal and physiological signal measurement device

A phase shifter is provided, which includes a first substrate, a second substrate, a liquid crystal layer, a plurality of first ring-shaped electrodes and a plurality of second ring-shaped electrodes. The first substrate and the second substrate are disposed opposite to each other. The liquid crystal layer is disposed between the first substrate and the second substrate. The plurality of first ring-shaped electrodes are disposed sequentially and in interval on a side of the first substrate close to the liquid crystal layer. The plurality of second ring-shaped electrodes are disposed sequentially and in interval on a side of the second substrate close to the liquid crystal layer. A plurality of vertical projections, projected by the plurality of first ring-shaped electrodes to the second substrate, and at least partially overlapped with the plurality of second ring-shaped electrodes, respectively.

Phase shifter, antenna circuit and antenna device

An antenna structure includes a patch antenna including two opposite edges, a microstrip line connected to the patch antenna, two first radiation assemblies respectively disposed on two sides of the patch antenna, two second radiation assemblies disposed under the two first radiation assemblies, a liquid crystal layer disposed between a first plane and a second plane, and a ground plane disposed under the two second radiation assemblies. The patch antenna, the microstrip line, and the two first radiation assemblies are located on the first plane, and each of the first radiation assemblies includes multiple separated first conductors. The two second radiation assemblies are located on the second plane, and each of the second radiation assemblies includes multiple separated second conductors. A projection of the two second radiation assemblies on the first plane, the two first radiation assemblies, and the two edges of the patch antenna collectively form two loops.

Antenna structure and array antenna module

An antenna unit and an antenna device are provided. The antenna unit comprises a first substrate, a signal line, a first electrode, a second electrode, and an auxiliary electrode. The first substrate has a first surface and a second surface opposite to the first surface. The signal line is located on the first surface of the first substrate. The first electrode is located on the second surface of the first substrate. The first electrode is overlapped with the signal line. The first electrode is ring-shape. The second electrode has a through hole. An accommodating space of the through hole is overlapped with the first electrode. The auxiliary electrode is overlapped with the accommodating space of the through hole and the first electrode.

Antenna unit and antenna device

An antenna device includes a first substrate, a first radiation part, a first grounding part, a second radiation part, a liquid crystal layer, and a feeding line. The first substrate includes a first surface and a second surface. The first radiation part is formed on the first surface. The first grounding part includes a slot, and the first radiation part is formed in a projection of the slot projected onto the first surface. The second radiation part is formed in the slot, and coupled with the first grounding part through a conductive segment. The liquid crystal layer is disposed between the first radiation part and the second radiation part. The feeding line is formed on the second surface, and a projection of the first radiation part projected onto the second surface is at least partially overlapping with the feeding line.

Antenna device and antenna system

A display panel includes waveguides, wires and a pixel array. The pixel array includes a plurality of pixel units. The pixel units are arranged in a plurality of columns and a plurality of rows. Each pixel unit includes a pixel electrode, a light filtering unit, and a photo transistor. The light filtering unit is coupled to one of the waveguides. The photo transistor is electrically connected to the pixel electrode and one of the wires, and is coupled to the light filtering unit. The waveguide transmits a light control signal. Each wire transmits an electric control signal. The light filtering unit is configured to receive a sub control signal from the waveguides to which the light filtering unit is coupled and filter out a specific optical signal according to the received sub control signal as an input signal of the photo transistor.

Display panel

A display apparatus includes a display panel, a light guide plate, at least one light source and at least one reflective body. The light guide plate is disposed below the display panel. The light guide plate has a light-incident surface, a light-emitting surface, a rear surface, a plurality of concave microstructures and a plurality of reflective bodies. The rear surface is located farther away from the display panel than the light-emitting surface is. The light-incident surface is connected to the light-emitting surface and the rear surface. The concave microstructures are located on the rear surface. The reflective bodies are respectively located in the concave microstructures. The light source is disposed opposite to the light-incident surface.

Display apparatus

A display device includes a display module, a cover plate, and a light shielding film. The display module includes a display panel. The display panel has a black matrix pattern that surrounds a display area. The cover plate is configured on the display module. The light shielding film is adhered to at least one of the display module and the cover plate and located between the display module and the cover plate. The light shielding film is substantially located outside the display area, and an inter-medium is configured between the light shielding film and the cover plate and between the display module and the cover plate.

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Hsin-Chu, Taiwan

Yi-Hsiang Lai