United Microelectronics Corp.

Chung-Hsing Kuo

Ming-Tse Lin

Chun-Ting Yeh

Hui-Ling Chen

Zhirui Sheng

Chien En Hsu

Chien-Ming Lai

Chun-Hung Chen

Chu-Fu Lin

Teng-Chuan Hu

A structure of semiconductor device is provided, including a first circuit structure, formed on a first substrate. A first test pad is disposed on the first substrate. A second circuit structure is formed on a second substrate. A second test pad is disposed on the second substrate. A first bonding pad of the first circuit structure is bonded to a second bonding pad of the second circuit structure. One of the first test pad and the second test pad is an inner pad while another one of the first test pad and the second test pad is an outer pad, wherein the outer pad surrounds the inner pad.

Structure of semiconductor device

A semiconductor device, including a first semiconductor substrate and a second semiconductor substrate, is provided. A first bonding structure is located on the first semiconductor substrate and includes a first pad having an elongated shape. A second bonding structure is located on the second semiconductor substrate and includes a second pad having an elongated shape. The first semiconductor substrate is bonded to the second semiconductor substrate by bonding the first bonding structure and the second bonding structure. The first pad is bonded to the second pad, and an extension direction of the first pad is different from an extension direction of the second pad.

Semiconductor device including elongated bonding structure between the substrate

Structure of semiconductor device and method for bonding two substrates

A package structure of a semiconductor device includes a first substrate, a second substrate, and a bonding layer. The bonding layer bonds the first substrate and the second substrate. The bonding layer includes an inner bonding pad pattern and an outer bonding pad pattern formed in a dielectric layer. The outer bonding pad pattern surrounds the inner bonding pad pattern. A first bonding pad density of the outer bonding pad pattern is greater than a second bonding pad density of the inner bonding pad pattern.

Package structure of semiconductor device with improved bonding between the substrates

A structure of semiconductor device is provided. The structure includes a first bonding pattern, formed on a first substrate. A first grating pattern is disposed on the first substrate, having a plurality of first bars extending along a first direction. A second bonding pattern is formed on a second substrate. A second grating pattern, disposed on the second substrate, having a plurality of second bars extending along the first direction. The first bonding pattern is bonded to the second bonding pattern. One of the first grating pattern and the second grating pattern is stacked over and overlapping at the first direction with another one of the first grating pattern and the second grating pattern. A first gap between adjacent two of the first bars is different from a second gap between adjacent two of the second bars.

A semiconductor structure includes a substrate having a frontside surface and a backside surface. A through-substrate via extends into the substrate from the frontside surface. The through-substrate via comprises a top surface. A metal cap covers the top surface of the through-substrate via. A plurality of cylindrical dielectric plugs is embedded in the metal cap. The cylindrical dielectric plugs are distributed only within a central area of the metal cap. The central area is not greater than a surface area of the top surface of the through-substrate via.

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Taipei, Taiwan

Chung-Hsing Kuo