United Microelectronics Corp.

Su-Ming Hsieh

Ching-Wen Hung

Peng-Hsiu Chen

Chun-Hsien Lin

Ying-Ren Chen

The invention provides a layout pattern of a semiconductor cell, which comprises a substrate with a first L-shaped MESA region and a second L-shaped MESA region, wherein the shapes of the first L-shaped MESA region and the second L-shaped MESA region are mutually inverted by 180 degrees, a first high electron mobility transistor (HEMT) and a second high electron mobility transistor are located on the first L-shaped MESA region, and a third high electron mobility transistor and a fourth high electron mobility transistor are located on the second L-shaped MESA region.

Layout pattern of semiconductor cell and forming method thereof

The invention provides a layout pattern of a semiconductor varactor, which comprises a plurality of varactor units arranged on a substrate, wherein each varactor unit comprises a plurality of fin structures arranged in parallel with each other, a plurality of gate structures arranged in parallel with each other, located on the substrate and spanning the fin structures, and a gate metal layer electrically connected with the plurality of gate structures.

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Tainan, Taiwan

Su-Ming Hsieh