dynamic scattering mode liquid crystal display

E721627

The dynamic scattering mode liquid crystal display is an early type of LCD technology that uses electric fields to induce turbulent light-scattering in liquid crystals, enabling low-cost, reflective electronic displays.

All labels observed (1)

Label Occurrences
dynamic scattering mode liquid crystal display canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf display technology ⓘ
electro-optic device ⓘ
liquid crystal display ⓘ
advantageOver light-emitting displays in low power reflective applications of its era ⓘ
applicationDomain consumer electronics ⓘ
portable battery-powered devices ⓘ
basedOn electrohydrodynamic instability in nematic liquid crystals ⓘ
formation of dynamic scattering domains under electric field ⓘ
category non-emissive display ⓘ
reflective flat-panel display ⓘ
contrastMechanism multiple scattering of incident light by turbulent liquid crystal domains ⓘ
controls light transmission by switching between clear and scattering states ⓘ
developedIn 1960s ⓘ
drivingScheme segment-addressed passive matrix ⓘ
energySource electrical power ⓘ
governedBy electrohydrodynamic effects in liquid crystals ⓘ
ionic conduction in nematic liquid crystals ⓘ
hasProperty analog gray-level response possible by varying drive voltage ⓘ
bistable only to a limited extent ⓘ
grainy or cloudy appearance in the ON state ⓘ
low-cost ⓘ
passive-matrix compatible ⓘ
reflective ⓘ
relatively high power consumption compared to later LCD modes ⓘ
relatively low contrast compared to twisted nematic LCDs ⓘ
requires relatively high driving voltage ⓘ
viewable under ambient light ⓘ
historicalRole one of the first commercially successful LCD technologies ⓘ
pioneered use of liquid crystals in mass-market displays ⓘ
limitation limited lifetime due to electrochemical degradation of liquid crystal material ⓘ
poor sunlight contrast compared to later LCD modes ⓘ
relatively slow response time compared to modern LCDs ⓘ
operatesBy inducing turbulent light scattering in liquid crystals with an electric field ⓘ
modulating light through field-induced dynamic scattering rather than polarization rotation ⓘ
predecessorOf twisted nematic liquid crystal display ⓘ
replacedBy twisted nematic LCD technology in most applications ⓘ
requires threshold electric field to initiate dynamic scattering ⓘ
usedIn early digital watches ⓘ
early electronic calculators ⓘ
early portable electronic instruments ⓘ
uses AC driving voltage to avoid ionic buildup ⓘ
dynamic scattering mode ⓘ
nematic liquid crystals ⓘ
thin layer of nematic liquid crystal between glass substrates ⓘ
transparent electrode plates ⓘ
visualEffect milky or opaque appearance in the ON state ⓘ
transparent or nearly clear appearance in the OFF state ⓘ

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

George Heilmeier → notableWork → dynamic scattering mode liquid crystal display ⓘ