David Sherrer
David W Sherrer, Neal Ricks: Optical switch and method for making. Haleos, October 10, 2002: US20020146194-A1 (3 worldwide citation)

A method for constructing an optical switch and the switch constructed thereby are described. An optical switch having a pair of chips is assembled with a plurality of optical fibers mounted on the chips such that endfaces of the fibers extend beyond ends of the chips. The optical fibers may be moun ...

David Sherrer
David W Sherrer, John Fisher: Optical switch assembly with flex plate and method for making. Haleos, June 12, 2003: US20030108272-A1 (3 worldwide citation)

An optical switch and method for assembling are described. Optical arrays are mounted on a flex plate with an interface between them. The direction of certain forces on the flex plate allows coupling/decoupling of the optical arrays. The flex plate includes an area which exhibits a different flex pr ...

David Sherrer
Noel Heiks, David W Sherrer: Optical switch assembly and method for making. Haleos, February 28, 2002: US20020025107-A1 (2 worldwide citation)

An assembly and a method for accurately aligning optical fibers in an optical switch are described. An optical switch assembly is described having a pair of optical arrays mounted on a mounting apparatus. The mounting apparatus may include a base structure with either integral rails or affixed fiber ...


David Sherrer
David W Sherrer, Don E Leber, Dan A Steinberg: Micromachined, etalon-based optical fiber pressure sensor. Haleos, January 10, 2002: US20020003917-A1 (1 worldwide citation)

An optical fiber pressure sensor having a base layer 20 with an optical fiber hole, a fiber stop layer 28 and, optionally, an etch stop layer 24. The fiber stop layer optionally has a fiber stop hole 33 that is smaller than the optical fiber 22. A diaphragm cap layer 32 is bonded to the fiber stop l ...

David Sherrer
David W Sherrer, Gregory A Ten Eyck, Dan A Steinberg, Neal Ricks: Single mask technique for making positive and negative micromachined features on a substrate. Haleos, December 13, 2001: US20010050266-A1 (1 worldwide citation)

Methods for making a micromachined device (e.g. an microoptical submount) having positive features (extending up from a device surface) and negative features (extending into the device surface). The present techniques locate the positive feature and negative features according to a single mask step. ...

David Sherrer
Dan A Steinberg, David W Sherrer: Submount having transmission line and method for forming. Haleos, May 16, 2002: US20020056849-A1

A submount and a method for making the submount, is described. A substrate has a channel formed therein. An insulator material, such as a dielectric material, is deposited on the substrate within the channel and on an upper surface of the substrate. A conductive material is deposited over the dielec ...

David Sherrer
Neal Ricks, Dan A Steinberg, Mindaugas F Dautartas, David W Sherrer: Embedded waveguide with alignment grooves and method for making same. Haleos, July 3, 2003: US20030123833-A1

The invention includes an integrated optical device having an embedded waveguide and an alignment groove. The waveguide is made by depositing waveguide material in a trench and then planarizing the chip. The alignment grooves can provide passive alignment for connecting the chip to other waveguides ...

David Sherrer
Dan A Steinberg, David W Sherrer, Mindaugas F Dautartas, Arden Jeantilus: Optical assembly for coupling with integrated optical devices and method for making. Haleos, December 26, 2002: US20020196998-A1

An optical assembly which allows for passive alignment of the various elements is described. A substrate with a cut out portion and an upper surface is utilized as a mount for an optical array and an imaging assembly. The optical array, which preferably includes a plurality of optical fibers is posi ...

David Sherrer
David W Sherrer, Mindaugas F Dautartas: Microchip having grayscale and micromachined features and single mask process for patterning same. Haleos, January 2, 2003: US20030003382-A1

A microchip is provided having a grayscale feature and a micromachined alignment feature registered to the grayscale feature. A process is also provided to ensure proper registration between the alignment feature and the grayscale feature by using a single exposure mask to define the grayscale featu ...

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