In a CD-ROM disc, the reflective area between nonreflective pits representing a binary-language "off'' as opposed to the "on'' signals of the land-to-pit and pit-to-land transitions.

Metal used in components of the crystalline semiconductor alloys indium gallium arsenide (InGaAs), indium gallium arsenide...

An optical correlator incorporating a binary phase-only spatial light modulator made from an iron garnet magneto-optic solid...

A Dammann grating is a type of diffractive optical element (DOE) used to create an array of equally spaced,...

A technique that uses a solid-state laser and a detector to determine an object's relative distance to the system. The laser...

A receiver for optical communications systems consisting of a symmetric binary, pulse-code-modulated transmitter, a...

A binary code with two information states (1 and 0) and no neutral state between bits.

Digital signal processing (DSP) refers to the manipulation and analysis of signals, which are representations of physical...

A set of algorithms used to study the structural and spatial characteristics of objects in a digitized image for...

The process of defining a specific intensity level for determining which of two values will be assigned to each pixel in...

A group of adjacent pixels in an image representing the same value, as all black in a binary image.

Neuromorphic refers to the design and development of computing systems or devices that are inspired by the structure and...

In digital data transmission, the separation of the two binary states into output at two frequencies.

Signal used in optical transmission systems to generate currents in a detector that are decoded with reference to a...

A digitized image consisting of just two brightness levels, as black and white, represented in memory as zeros and ones.

A light-harvesting protein found in the purple membrane of a micro-organism called Halobacterium halobium. The protein...

A contraction of binary digit; the fundamental unit of digital computing, a bit is either 1 or 0, expressing the binary...

Gallium nitride (GaN) is a compound made up of gallium (Ga) and nitrogen (N). It is a wide-bandgap semiconductor material...

Denoting the use of binary notation; i.e., the representation of data by bits (1 or 0).

An imaging technique that labels all gray pixels as either black or white before processing begins.

A zone plate produced by a computer and having a binary structure that can be etched into a chromium or quartz layer. It...

A form of binary notation that includes a third code representing a stop between bits.

Optical elements that use diffraction to control wavefronts. Diffractive optical elements include diffraction gratings,...

Derivative of the half-tone screen process involving the fabrication of a binary pulse-width modulated copy of the...

A reticle carrying patterns of various forms that can be rotated in an optical beam to cause variations in the intensity of...

Any optical device that utilizes diffraction in an image-forming capability. Familiar diffractive lenses are zone plates,...

A binary semiconductor compound used as a substrate or active layer for diode lasers.

Optical elements, often created by micromachining, lithography or vacuum deposition, that rely on diffraction of the...

The photographic recording of data, in binary form, for storage in memory. Exposure is achieved by a cathode-ray tube or by...