United Microelectronics Corp.

Ding-Lung Chen

Zhibiao Zhou

Chen-Bin Lin

Yen-Chen Chen

Chien-Ming Lai

Chi-Fa Ku

Xiang Li

Hui-Ling Chen

Sheng-Yao Huang

Yao-Hung Liu

Jen-Po Huang

Li Li Ding

Xing Hua Zhang

Qinggang Xing

Yu-Cheng Tung

Chung-Yuan Lee

Shao-Hui Wu

Sanpo Wang

En-Feng Liu

Chen-Hsien Hsu

Wei-Jen Wang

Chien-Fu Chen

Runshun Wang

Shan Liu

An oxide semiconductor field effect transistor (OSFET) includes a first insulating layer, a source, a drain, a U-shaped channel layer and a metal gate. The first insulating layer is disposed on a substrate. The source and the drain are disposed in the first insulating layer. The U-shaped channel layer is sandwiched by the source and the drain. The metal gate is disposed on the U-shaped channel layer, wherein the U-shaped channel layer includes at least an oxide semiconductor layer. The present invention also provides a method for forming said oxide semiconductor field effect transistor.

Oxide semiconductor field effect transistor

Method of forming oxide semiconductor field effect transistor

A semiconductor device includes a dielectric structure, a first source/drain electrode, a second source/drain electrode, an oxide semiconductor layer, a gate dielectric layer, and a first gate electrode. The first source/drain electrode is disposed in the dielectric structure. The oxide semiconductor layer is disposed on the first source/drain electrode in a vertical direction. The second source/drain electrode disposed on the oxide semiconductor layer in the vertical direction. The gate dielectric layer is disposed on the dielectric structure and surrounds the oxide semiconductor layer in a horizontal direction. The gate dielectric layer includes a first portion and a second portion. The first portion is elongated in the horizontal direction. The second portion is disposed on the first portion and elongated in the vertical direction. The first gate electrode is disposed on the first portion of the gate dielectric layer.

Semiconductor device and manufacturing method thereof

Oxide semiconductor field effect transistor and forming method thereof

An oxide semiconductor device and a method for manufacturing the same are provided in the present invention. The oxide semiconductor device includes a back gate, an oxide semiconductor film, a pair of source and drain electrodes, a gate insulating film, a gate electrode on the oxide semiconductor film with the gate insulating film therebetween, an insulating layer covering only over the gate electrode and the pair of source and drain electrodes, and a top blocking film over the insulating layer.

Oxide semiconductor device and method of manufacturing the same

The present invention provides a layout of a semiconductor transistor device including a first and a second active area, a first and a second gate, and a metal line. The first active and the second active area are extended along a first direction. The first gate and the second gate are extended along a second direction and crossed the first active area, to define two transistors. The two transistors are electrically connected with each other through a conductive layer. The metal line is disposed on the conductive layer and is electrically connected the two transistors respectively.

Layout of semiconductor transistor device

A semiconductor device and a method of forming the semiconductor device are provided. The semiconductor device includes a substrate, an interconnection structure, an oxide semiconductor (OS) transistor and a contact structure. The substrate has a first surface and a second surface opposite to the first surface. The interconnection structure is disposed on the first surface, and the oxide semiconductor (OS) transistor is disposed on the second surface. Also, the OS transistor includes a back gate disposed on the second surface of the substrate. The contact structure is formed between the OS transistor and the interconnection structure, and the contact structure is electrically connected to the back gate. The contact structure penetrates through the substrate for electrically connecting the interconnection structure to the OS transistor.

Semiconductor device and method of forming the same

A semiconductor device includes a substrate, a first transistor, a first diode structure, and a second diode structure. The first transistor is disposed on the substrate. The first transistor includes a first gate electrode, a first source electrode, and a first drain electrode. The first gate electrode is connected to the substrate by the first diode structure. The first drain electrode is connected to the substrate by the second diode structure. The first diode structure and the second diode structure may be used to improve potential unbalance in the transistor, and operation performance and reliability of the semiconductor device may be enhanced accordingly.

Semiconductor device

A semiconductor device is provided in the present invention, which includes a substrate, an oxide-semiconductor layer, source/drain regions, a first dielectric layer covering on the oxide-semiconductor layer and the source/drain regions, a second gate between the two source/drain regions and partially covering the oxide-semiconductor layer, and a charge storage structure between the first gate electrode and the oxide-semiconductor layer.

An oxide semiconductor device and a method for manufacturing the same are provided in the present invention. The oxide semiconductor device includes a back gate, an oxide semiconductor film, a pair of source and drain electrodes, agate insulating film, a gate electrode on the oxide semiconductor film with the gate insulating film therebetween, an insulating layer covering only over the gate electrode and the pair of source and drain electrodes, and a top blocking film over the insulating layer.

A semiconductor transistor device includes a substrate having an active area and a trench isolation region surrounding the active area, a gate oxide layer, a gate, a spacer on a sidewall of the gate, a doping region on one side of the gate, an insulating cap layer covering the gate, the spacer and the doping region, and a redistributed contact layer (RCL) on the insulating cap layer. The RCL extends from the active area to the trench isolation region. A contact plug is disposed above the trench isolation region and is electrically connected to the gate or the doping region through the RCL.

Semiconductor transistor device and fabrication method thereof

A semiconductor array, the semiconductor memory array includes bit lines, word lines and memory cells. The bit lines are arranged in parallel in a first direction, and the word lines are arranged in parallel in a second direction which is different from the first direction. The memory cells are arranged in an array and electrically connected to corresponding bit lines and word lines respectively, and any two memory cells adjacent to each other share a same oxide semiconductor layer as a channel layer. The present invention also relates to a semiconductor memory device including two memory cells sharing a same oxide semiconductor layer as a channel layer.

Semiconductor memory device and semiconductor memory array comprising the same

A layout of a semiconductor device includes a first active area, a second active area, plural gates, a first conductive layout and plural plugs. The first and the second active areas are disposed on a substrate and surrounded by a shallow trench isolation (STI). The plural gates are parallel with one another and cross the first and the second active areas. The first conductive layer covers the plural gates, and the plural gates are electrically connected to each other through the first conductive layer. The plural plugs are disposed on the first conductive layer to electrically connect the plural gates.

Growing community of inventors

Singapore, Singapore

Ding-Lung Chen