Himax Technologies, Inc.

Jui-Ni Li

Shen-Feng Tai

Cheng-Hung Tsai

Wai-Pan Wu

Yuan-Ting Chen

Ying-Zhuan Liu

Yaw-Guang Chang

Li-Lin Liu

Chia-Wei Hu

Chin-Yuan Chiang

Wai Pan Wu

Xue-Xia Cai

Yao-Mao Liu

Wen-Juan Li

Jyun-Yan Liu

Xuexia Cai

A sensor pattern and a capacitive touch screen are provided. The sensor pattern comprises: a plurality of unit blocks, and a first unit block of the unit blocks comprises: a first 1st-type sensor element, a first 2nd-type sensor element, and a second 2nd-type sensor element. The first 1st-type sensor element is disposed on a first patterned layer, having a border trace, two parallel main traces, a bridge, a first cell, and a second cell, wherein the first and second cells are not aligned. The first 2nd-type sensor element is disposed on a second patterned layer, having a main trace and a sub-trace, wherein the main trace surrounds the first cell of the first 1st-type sensor element. The second 2nd-type sensor element is disposed on the second patterned layer, having a main trace and a sub-trace, wherein the main trace surrounds the second cell of the first 1st-type sensor element.

Sensor pattern and capacitive touch screen

A sensing unit in the touch panel includes a first electrode formed in a first film and a second electrode formed in a second film. The first electrode includes multiple extending portions and at least one connecting portion. The extending portions extend along a first direction. The connecting portion extends along a second direction which is different from the first direction. The extending portions are spaced from each other by a distance along the second direction, and the connecting portion connects the extending portions. The second electrode includes a circular pad having an opening. The extending portions at least partially overlap with the circular pad, and the connecting portion is formed in an area overlapping with the opening.

Touch panel and electrical device

A reflected-capacitive touch panel of a wearable electronic device includes a center touch sensing portion composed of a plurality of mutual-capacitance sensors; a border touch sensing portion composed of a plurality of hybrid self-capacitance and mutual-capacitance sensors; and a predetermined bonding area into which channels of the center touch sensing portion and the border touch sensing portion are routed.

Wearable electronic device and a reflected-capacitive touch panel thereof

A touch sensor device provided herein includes a sensor pad disposed on a carrier, wherein the sensor pad includes a first electrode, a second electrode, a third electrode and a grounding electrode. The first electrode surrounds a periphery of the second electrode and a first gap is formed between the first electrode and the second electrode. The first electrode surrounds a periphery of the third electrode, and a second gap is formed between the first electrode and the third electrode. The grounding electrode surrounds a periphery of the pad sensor, wherein a third gap is formed between the first electrode and the grounding electrode.

Touch sensor device

A material identifying system includes an identifying panel, a voltage source and a determining circuit. The voltage source is arranged to transmit a voltage signal to an object to be identified via the identifying panel in order to obtain an impedance of the object, wherein the voltage source adjusts a frequency of the voltage signal in a predetermined range to find a specific frequency in the predetermined range where the impedance of the object is minimum. The determining circuit is arranged to determine if the specific frequency of the object to be identified matches any specific frequency of a plurality of known materials in order to identify a material of the object.

Material identifying system and related identifying method

An active array of a capacitive touch panel includes a plurality of first electrodes, a plurality of second electrodes and a plurality of first auxiliary electrodes, where the first electrodes are connected to a scan signal transmitting circuit of the capacitive touch panel, and are used for receiving a plurality of scan signals, respectively; the second electrodes are connected to a detecting circuit of the capacitive touch panel; and the first electrodes and the first auxiliary electrodes are fabricated in a same metal layer, and the first electrodes are not connected to the first auxiliary electrodes.

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Tainan, Taiwan

Jui-Ni Li