M Series

OLED & Display Recipe Icon

Item

Description

Name

I-V-L One Shot

Outline

Measurement of lighting intensity and efficiency every one point by applying Voltage or Current bias to OLED device

Metadata

Variable characteristics test by measuring one point such as Luminance, X, Y, Z, CIE 1931 (x, y), CIE 1960 (u, v), CIE 1976 (u’, v’), duv, Current Density, Luminous Efficiency, Power Efficiency, Quantum Efficiency, Voltage, Current, Spectrum, CCT, CRI, FWHM and etc.

Eigen Plot(Example)

1) Spectrum

2) CIE 1931 (x, y)

Item

Description

Name

I-V-L Sweep

Outline

Measurement of material’s characterization in accordance with lighting intensity and efficiency by applying Voltage or Current bias to OLED device

Metadata

Variable characteristic tests as a function of Luminance, X, Y, Z, CIE 1931 (x, y), CIE 1960 (u, v), CIE 1976 (u’, v’), duv, Current Density, Luminous Efficiency, Power Efficiency, Quantum Efficiency, Voltage, Current, Spectrum, CCT, CRI, FWHM and etc.

Eigen Plot(Example)

1) V-L Curve

2) I-V Curve

Item

Description

Name

CIE Color Analysis

Outline

Measure of lighting spectrum, strength for each wavelength and distribution by applying Voltage or Current bias to OLED sample OLED

Metadata

Voltage, Current, Wavelength, Spectral Irradiance, X, Y, Z, CIE 1931 (x, y), CIE 1960 (u, v), CIE 1976 (u’, v’), duv, CCT, etc.

Eigen Plot(Example)

1) CIE 1931 (x, y)

2) CIE 1960 (u, v)

3) CIE 1976 (u', v')

Item

Description

Name

EL Efficiency

Outline

Measure of Luminance Efficiency, Power Efficiency, Quantum efficiency when Voltage or Current is applied to OLED device.

Metadata

Evaluate optical characteristics of Current Efficiency, Power Efficiency, Quantum Efficiency according to Voltage, Current, Current Density.

Eigen Plot(Example)

1) Current Efficiency

2) Power Efficiency

3) Quantum Efficiency

Item

Description

Name

Color Rendering Index

Outline

Measure of the ability of a light source to reveal the colors of various objects  

Metadata

Evaluate characteristics of Luminance, Ra(CRI), General CRI (R1, R2, R3, R4, R5 R6, R7, R8), Special CRI (R9, R10, R11, R12, R13, R14, R15)

Eigen Plot(Example)

1) Spectrum

2) CRI

Item

Description

Name

View Angle

Outline

Apply Voltage or Current Bias to OLED device and measure the intensity of the light (Luminance) by detecting the display light depending on viewing angle

Metadata

Voltage, Current, Spectrum, Luminance, Viewing Angle, Current Efficiency, Power Efficiency, EQE

Eigen Plot(Example)

1) Viewing Angle

2) EQE, Current Efficiency, Power Efficiency

Item

Description

Name

Capacitance Voltage

Outline

Calculate of Capacitance by measuring the impedance response characteristic in accordance with changes of AC bias Voltage at setting value of Frequency

Metadata

Frequency, Voltage, Amplitude, Capacitance Difference, Peak Capacitance, Peak Voltage

Eigen Plot(Example)

1) C-V Curve

Item

Description

Name

Capacitance Frequency

Outline

Measure of Capacitance and Impedance Response Characteristic in accordance with changes of Frequency at the certain amplitude of AC bias Voltage

Metadata

Frequency, Voltage, Amplitude, ReZ @ ReZ max, ImZ @ ReZ max, Freq @ ReZ max,Capacitance @ ReZ max, ReZ @ ImZ max, ImZ @ ImZ max, Freq @ ImZ max,Capacitance @ ImZ max, Semicircle Height Radius Ratio

Eigen Plot(Example)

1) Nyquist pot

2) Bode plot

Item

Description

Name

Lifetime

Outline

Applying Voltage or Current Bias to OLED device and measure the intensity of the light emitted over time.

Metadata

Time, Voltage, Current, Current Density, Photo Current, Relative Luminance

Eigen Plot(Example)

1) Time vs Relative Luminance

2) Time vs Voltage

Item

Description

Name

Aging

Outline

Applying Voltage or Current bias to stabilize OLED Lighting Characteristics before Lifetime measurement of OLED sample

Metadata

Voltage, Current, Current Density, Relative Luminance, Photo Current, Q(Quantity of electric charge), Time

Eigen Plot(Example)

1) Time vs Q

Item

Description

Name

Image Sticking

Outline

Recipe of analyzing image retention with the measured luminance by burning in display for a long time.

Metadata

Voltage, Current, Spectrum, Hour Pass, Burn-in Time, L*, a*, b*, IS(Image Sticking), Delta u'v’(t), Delta E *ab(t), etc.

Eigen Plot(Example)

1) Spectrum

2) CRI

Item

Description

Name

Flicker

Outline

As flickering phenomenon observes in LED or light sources using electrical stabilizer, recipe of analyzing Percent Flicker and Clicker Index with optical instrument to enable rapid measurement by applying electrical power to light source.

Metadata

Sampling speed, Time, Luminance (Brightness), Flicker_min/max, Flicker_RMS, Flicker_JEITA, Flicker_VESA, Percent Flicker, Flicker Index, Frequency, Amplitude, etc.

Eigen Plot(Example)

1) Time vs Luminance (Brightness)

2) Frequency vs Amplitude

3) Flicker(dB)_JEITA