Long-term and accelerated life testing of a novel single-wafer vacuum encapsulation for MEMS resonators

RN Candler, MA Hopcroft, B Kim… - Journal of …, 2006 - ieeexplore.ieee.org
We have developed a single-wafer vacuum encapsulation for microelectromechanical
systems (MEMS), using a thick (20-mum) polysilicon encapsulation to package …

Vacuum packaging technology using localized aluminum/silicon-to-glass bonding

YT Cheng, WT Hsu, K Najafi… - Journal of …, 2002 - ieeexplore.ieee.org
A glass vacuum package based on localized aluminum/silicon-to-glass bonding has been
successfully demonstrated. A constant heat flux model shows that heating can be confined …

Single wafer encapsulation of MEMS devices

RN Candler, WT Park, H Li, G Yama… - IEEE transactions on …, 2003 - ieeexplore.ieee.org
Packaging of micro-electro-mechanical systems (MEMS) devices has proven to be costly
and complex, and it has been a significant barrier to the commercialization of MEMS. We …

Microassembly technologies for MEMS

MB Cohn, KF Boehringer… - … and MEMS for …, 1998 - spiedigitallibrary.org
Microassembly promises to extend MEMS beyond the confines of silicon micromachining.
This paper surveys research in both serial and parallel microassembly. The former extends …

Sealing of adhesive bonded devices on wafer level

J Oberhammer, F Niklaus, G Stemme - Sensors and Actuators A: Physical, 2004 - Elsevier
In this paper, we present a low temperature wafer-level encapsulation technique to
hermetically seal adhesive bonded microsystem structures by cladding the adhesive with an …

Micropackaging technologies for integrated microsystems: Applications to MEMS and MOEMS

K Najafi - Micromachining and Microfabrication Process …, 2003 - spiedigitallibrary.org
Although MEMS technologies and device structures have made significant progress in the
past three decades and have found widespread application in many areas, including Micro …

Micromechanical piezoelectric device

R Mlcak, D Doppalapudi, HL Tuller - US Patent 6,953,977, 2005 - Google Patents
(57) ABSTRACT A micromechanical device includes a single crystal micro machined
micromechanical Structure. At least a portion of the micromechanical Structure is capable of …

A low-temperature thin-film electroplated metal vacuum package

BH Stark, K Najafi - Journal of Microelectromechanical …, 2004 - ieeexplore.ieee.org
This paper presents a packaging technology that employs an electroplated nickel film to
vacuum seal a MEMS structure at the wafer level. The package is fabricated in a low …

The indent reflow sealing (IRS) technique-a method for the fabrication of sealed cavities for MEMS devices

HAC Tilmans, DJ Van de Peer… - Journal of …, 2000 - ieeexplore.ieee.org
A variety of microelectromechanical system devices requires encapsulation of their crucial
fragile parts in a hermetically sealed cavity for reasons of protection. Hermeticity of the cavity …

Low temperature method for forming a microcavity on a substrate and article having same

BH Stark, K Najafi - US Patent 7,029,829, 2006 - Google Patents
(57) ABSTRACT A low temperature method for forming a microcavity on a Substrate and
article having same are provided which utilize electroplated films. The method is particularly …