United Microelectronics Corp.

United Microelectronics Corps.

Kuo-Yuh Yang

Purakh Raj Verma

Chia-Huei Lin

Chu-Chun Chang

Chang-Sheng Hsu

Ching-Pin Hsu

Yan-Da Chen

Chia-Wen Lien

Tong-Yu Chen

Li-Che Chen

Chih-Jung Wang

Yu-Hong Huang

Yu-Ju Yang

Yu-Teng Tseng

Heng-Ching Lin

Ming-I Wang

Hung-Chao Kao

Ching-Ming Lee

Yu-Tsung Lin

Yi-Min Jen

Kuo-Hsiung Huang

Chu Chun Chang

Shih Hung Yang

A semiconductor device includes a conductive structure, a first dielectric layer, a second dielectric layer and a liner layer. The conductive structure is located on a substrate. The first dielectric layer covers the conductive structure and the substrate. The second dielectric layer is located on the first dielectric layer. An air gap is present in the first dielectric layer and the second dielectric layer, and is located above the conductive structure. The liner layer covers and surrounds a middle portion of the air gap.

Semiconductor device and method of fabricating the same

A semiconductor device includes a gate structure on a substrate, in which the gate structure includes a main branch extending along a first direction on the substrate and a sub-branch extending along a second direction adjacent to the main branch. The semiconductor device also includes a first doped region overlapping the main branch and the sub-branch according to a top view and a second doped region overlapping the first doped region.

Semiconductor device

An integrated circuit device includes a substrate; an integrated circuit area disposed on the substrate and comprising a dielectric stack; a seal ring disposed in the dielectric stack and around a periphery of the integrated circuit area; a cap layer on the dielectric stack; a trench around the seal ring and exposing a sidewall of the dielectric stack; a memory storage structure disposed on the cap layer; and a moisture blocking layer continuously covering the integrated circuit area and the memory storage structure. The moisture blocking layer extends to the sidewall of the dielectric stack, thereby sealing a boundary between two adjacent dielectric films in the dielectric stack.

Integrated circuit device

An integrated circuit device includes a substrate; an integrated circuit region on the substrate, said integrated circuit region comprising a dielectric stack; a seal ring disposed in said dielectric stack and around a periphery of the integrated circuit region; a trench around the seal ring and exposing a sidewall of the dielectric stack; and a moisture blocking layer continuously covering the integrated circuit region and extending to the sidewall of the dielectric stack, thereby sealing a boundary between two adjacent dielectric films in the dielectric stack.

Integrated circuit device and fabrication method thereof

A semiconductor structure with a heat dissipation structure includes a first device wafer includes a front side and a back side. A first transistor is disposed on the front side. The first transistor includes a first gate structure disposed on the front side. Two first source/drain doping regions are embedded within the first device wafer at two side of the first gate structure. A channel region is disposed between the two first source/drain doping regions and embedded within the first device wafer. A first dummy metal structure contacts the back side of the first device wafer, and overlaps the channel region.

Semiconductor structure with heat dissipation structure and method of fabricating the same

A method for fabricating an integrated circuit device is disclosed. A substrate is provided and an integrated circuit area is formed on the substrate. The integrated circuit area includes a dielectric stack. A seal ring is formed in the dielectric stack and around a periphery of the integrated circuit area. A trench is formed around the seal ring and exposing a sidewall of the dielectric stack. The trench is formed within a scribe line. A moisture blocking layer is formed on the sidewall of the dielectric stack, thereby sealing a boundary between two adjacent dielectric films in the dielectric stack.

Method for fabricating an integrated circuit device

A semiconductor structure with an air gap includes a dielectric stack having a first dielectric layer on a substrate, a second dielectric layer on the first dielectric layer, and a third dielectric layer on the second dielectric layer. A first conductive layer and a second conductive layer are disposed in the dielectric stack. The first conductive layer and the second conductive layer are coplanar. A cross-like-shaped air gap is disposed in the dielectric stack between the first and second conductive layers. An oxide layer is disposed on a sidewall of the second dielectric layer within the cross-like-shaped air gap.

Semiconductor structure with an air gap

A LDMOS device includes a semiconductor layer on an insulation layer and a ring shape gate on the semiconductor layer. The ring shape gate includes a first gate portion, a second gate portion, and two third gate portions connecting the first gate portion and the second gate portion. The semiconductor device further includes a first drain region and a second drain region formed in the semiconductor layer at two sides of the ring shape gate, a plurality of source regions formed in the semiconductor layer surrounded by the ring shape gate, a plurality of body contact regions formed in the semiconductor layer and arranged between the source regions, and a first body implant region and a second body implant region formed in the semiconductor layer, respectively underlying part of the first gate portion and part of the second gate portion, and being connected by the body contact regions.

A high resistivity wafer with a heat dissipation structure includes a high resistivity wafer and a metal structure. The high resistivity wafer includes a heat dissipation region and a device support region. The high resistivity wafer consists of an insulating material. The metal structure is only embedded within the heat dissipation region of the high resistivity wafer. The metal structure surrounds the device support region.

High resistivity wafer with heat dissipation structure and method of making the same

A semiconductor device includes a first gate line and a second gate line extending along a first direction, a third gate line extending along a second direction and between and directly contacting the first gate line and the second gate line, a drain region adjacent to one side of the third gate line, a fourth gate line extending along the second direction and between and directly contacting the first gate line and the second gate line, and a first metal interconnection extending along the second direction between the third gate line and the fourth gate line. Preferably, the third gate line includes a first protrusion and the fourth gate line includes a second protrusion.

Transistor structure in low noise amplifier

A semiconductor device includes: a metal-oxide semiconductor (MOS) transistor on a substrate; a deep trench isolation structure in the substrate and around the MOS transistor; and a trap rich isolation structure in the substrate and surrounding the deep trench isolation structure. Preferably, the deep trench isolation structure includes a liner in the substrate and an insulating layer on the liner, in which the top surfaces of the liner and the insulating layer are coplanar. The trap rich isolation structure is made of undoped polysilicon and the trap rich isolation structure includes a ring surrounding the deep trench isolation structure according to a top view.

Semiconductor device comprising a deep trench isolation structure and a trap rich isolation structure in a substrate and a method of making the same

A semiconductor device includes: a first gate line and a second gate line extending only along a first direction, a third gate line and a fourth gate line extending along the first direction and between the first gate line and the second gate line, a fifth gate line and a sixth gate line extending along a second direction between the first gate line and the second gate line and intersecting the third gate line and the fourth gate line, and first contact plugs on the first gate line. Preferably, the first direction is perpendicular to the second direction and the first gate line and the second gate line are directly connected to the fifth gate line and the sixth gate line.

Growing community of inventors

Hsinchu County, Taiwan

Kuo-Yuh Yang