20072007

20032003 Moving Picture Response TimeMoving Picture Response Time200200

VESAVESA--JJ

VESAVESA--JJ BETBET MPRTMPRT

20052005 VESA FPDM2 updateVESA FPDM2 update

20052005 PBET,PBEWPBET,PBEW20042004

CRTCRT PDPPDP BETBET

20072007

MPRTMPRT

MPRTMPRT

309-1. MovingMoving--edge Bluredge Blur

Wij EBET BET*1.25)

M MPRT)

309309--1 Moving Edge Blur1 Moving Edge Blur

1.

2.

3.

End 0 End 1 End 2 End 3 End 4 End 5 End 6

Start 0

Start

Level

End Level

Start 1

Start 2

Start 3

Start 4

Start 5

Start 6

MPRTMPRTBEW (Blur Edge Width) BEW (Blur Edge Width)

0%0% 100%100%

10%10% 90%90% (pixel)(pixel)

BEW (pixel)BEW (pixel)

NN--BEW (Normalized Blur Edge Width) BEW (Normalized Blur Edge Width)

NN--BEW ( frame) = BEW (pixel) / Scroll Speed (pixel/frame)BEW ( frame) = BEW (pixel) / Scroll Speed (pixel/frame)

BET (Blur Edge Time) BET (Blur Edge Time)

NN--BEWBEW

BET (ms) = NBET (ms) = N--BEW (frame)* 1 frame time (ms)BEW (frame)* 1 frame time (ms)

EBET (Extended Blur Edge Time) EBET (Extended Blur Edge Time)

00--100%100%

EBET (ms) = BET (ms) / ( 0.90 EBET (ms) = BET (ms) / ( 0.90 –– 0.10 ) = BET (ms) * 1.250.10 ) = BET (ms) * 1.25

MPRT (Moving Picture Response Time) MPRT (Moving Picture Response Time)

MPRTMPRT (ms)(ms) == BET( 42 pattern)BET( 42 pattern) / 42 (pattern)/ 42 (pattern)

MPRTMPRT ’’05 (ms)05 (ms) == EBET( 42 pattern)EBET( 42 pattern) / 42 (pattern)/ 42 (pattern)

BETBET

LCD

CRT-PC BET

LCD-Impulse BET

BETBET EBETEBET

MPRTMPRT

1010--90%90%

••

••

••

PBET,PBEWPBET,PBEW

MTF

New evaluation methodNew evaluation methodPerceived Blur Edge Width Perceived Blur Edge Width

1

10

100

1000

0.1 1 10 100

u (cycles/deg)

S

Contrast sensitivity function.

B

dView

VelocityH

W

Geometry

A

C

K. Oka and Y. Enami, “Image Quality Degradation of Moving Pictures : Perceived blur edge width”, IDW’05/AD Proceedings, p. 815 (Dec. 2005).

Perceived Blur Edge Width Perceived Blur Edge Width

Luminance transition curve and

extended blur edge width.

-0.2

0

0.2

0.4

0.6

0.8

1

1.2

-400 -200 0 200 400 600

Display pixel (relative)

Lum

inan

ce (

rela

tive)

Linitial

Lfinal+

Lstart threshold

Lend threshold

Pstart

pend

wEBEW

b

Sensation curve and a “Perceived Blur

Edge Width”

-40

-30

-20

-10

0

10

20

30

40

-400 -200 0 200 400 600

Display pixel

Sen

sati

on

pstart

pend

wPBEW

A

B C

Perceived Blur Edge Width Perceived Blur Edge Width LCD-TV CRT-Mon

K. Oka and Y. Enami, “Image Quality Degradation of Moving Pictures : Perceived blur edge width”, IDW’05/AD Proceedings, p. 815 (Dec. 2005).

PBEWPBEW

CSFCSF

CSFCSF

(Time, pixel ?)(Time, pixel ?)

••••CSFCSF

••

APDC International CES‘07

APDC HP

APDC HP

APDC HP

APDC HP

//

••••CSFCSF

••

•PBET

EBET

BET(20-80%) 300 720

900 720

2004 12 2005 4 2006 3

VESA-J MBM

Moving Edge Blur

VESA FPDM2 update VESA FPDM3

2006/5 CSF

FPD NISTSunmicro systemsNASASamsung

IEC

CSFFPD

2005

SJ

CSF

ITRY CSF

2005

Thank you for your attention.Thank you for your attention.

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