L 2 1 2 M - JST · -20 -30 -40 -50 153 8 154 0 154 2 1544 1546 Wavelength [nm] Transmittance [dB] 191.5 192.5 193.5 194.5 195.5 -5 -15 -25 -35 frequency [Thz] power [dBm] 0 20 40

Copyright 2010, Nagoya University, NTT Photonics Laboratories, NTT Electronics c

Confidential





0%

50%

100%

200%

250%

300%

150%

2009 2010 2011 2012 2013 2014 2015 2016 2017

OTN

OTN

L2

Copyright 2010, Nagoya University, NTT Photonics Laboratories, NTT Electronics c 4

5

Copyright 2008, Nagoya University c Copyright 2010, Nagoya university c Nagoya University

Router Throughput and Power Consumption

Luc Ceuppens, OFC/OFOEC 2009 5


R. Tucker, OFC/NFOEC 2008. http://www.caida.org/outreach/presentations/nanog9806/

Internet Hop Distance Distribution Disgtribution

1998 2006



2006, 102 inch, Samsung and LG

2007, 103-inch plasma TV, Panasonic

(commercially available)

2007, 108-inch LCD TV, Sharp


2007, 110-inch Projection TV, Victor


2008, 150-inch plasma TV, Panasonic

(presented at 2008 CES)

2010, 152-inch full HD 3D plasma display

panels (PDPs), Panasonic

(commercially available since July 1, 2010)

Large Screen TV:

150 is already available

Screen Size is Getting Bigger

http://www.gizmag.com/panasonic-hd-3d/13842/picture/108541/

http://panasonic.co.jp/corp/news/official.data/data.dir/en100609-3/en100609-3.html


Life Wall -the entire wall of your living room becomes the display-

http://ex-blog.panasonic.co.jp/exhibition/2008/09/ceatec08_250.html

Presented at 2008 International CES

9





1/100 1/10

1/65 1/130

LAN

1/10

1/20

PLC

1/100

1/10 LiNbO3

1/100


E-O

E-O

E-O

O-E

O-E

O-E

E-O

E-O

E-O

O-E

O-E

O-E

E-O

E-O

E-O

O-E

O-E

O-E

O-E

O-E


1/100

16x16

*1 ” PLC 32 OADM ,” OPE2003-85 pp.29-34, Nov. 2003

(m

W/

)

100

10

2007 2008 2006 2010 2009 2005

1

STEP2

PLC-SW

PLC-LN

STEP1


30mW/

250mW *1

375 mW

45 mW

3.1 mW




8 40

#1

#2

#3

#40

40 8


switch scale: Conventional

Proposed < 0.3

success

failure

7.6 % degradation in routing capability at the target

success ratio of 95%

ring connecting node (cross-connect)

ROADM

PCT/JP2008/054076, 2007-210576

7.6 %) 70 %

Number of Wavelengths per Waveband, B

No

rmali

zed

Sw

itch

Cro

ss P

oin

ts

(HO

XC

/Sin

gle

-layer

OX

C)

0.1

0.2

0.3

0.4

0.5

4 8 12 16 20

17


0

-10

-20

-30

-40

-50 153

8

154

0

154

2

1544 1546 Wavelength [nm]

Tra

nsm

itta

nce [

dB

]

191.5 192.5 193.5 194.5 195.5

-5

-15

-25

-35

frequency [Thz]

pow

er

[dB

m]

0

20

40

60

80

17 33 49 65 81 97 113 Path No.

Extinction R

atio (

dB

)

1550nm 1530nm 1565nm

Output channel spectra of

waveband MUX/DEMUX

Transmittance of

8-arrayed 1x8 AWGs

Extinction ratio of 8 arrayed 4x4 switch

-32 -31 -30 -29 -28 -27 Average Received Power [dBm]

Bit E

rro

r R

ate

10-7

10-8

10-9

10-10

10-11

10-12

10-6

B to B switch setup (a) switch setup (b) switch setup (c)

Power penalty is

around 0.8 dB.

Transmission Characteristics

PCT/JP2007/058447 2007-210576 2008-092267 18


Arrayed-Waveguide Grating (AWG)

AWG

• 1

• 1 1


WB1A

1 A

2 A

3 A

4 A

WB4B

13B

14B

15B

16B

WB3B

9 B

10B

11B

12B

WB2B

5 B

6 B

7 B

8 B

WB1B

1 B

2 B

3 B

4 B

WB4C

13C

14C

15C

16C

WB3C

9 C

10C

11C

12C

WB2C

5 C

6 C

7 C

8 C

WB1C

1 C

2 C

3 C

4 C

WB4D

13D

14D

15D

16D

WB3D

9 D

10D

11D

12D

WB2D

5 D

6 D

7 D

8 D

WB1D

1 D

2 D

3 D

4 D

WB4A

13A

14A

15A

16A

WB3A

9 A

10A

11A

12A

WB2A

5 A

6 A

7 A

8 A

( 1 A ~ 16

A)

( 1 B ~ 16

B)

( 1 C ~ 16

C)

( 1 D ~ 16

D)

( 13D 9

C, 5 B, 1

A)

( 14D 10

C, 6 B, 2

A)

( 15D 11

C, 7 B, 3

A)

( 16D 12

C, 8 B, 4

A)

( 1 D 13

C, 9 B, 5

A)

( 2 D 14

C, 10B, 6

A)

( 3 D 15

C, 11B, 7

A)

( 4 D 16

C, 12B, 8

A)

( 5 D 1

C, 13B, 9

A)

( 6 D 2

C, 14B, 10

A)

( 7 D 3

C, 15B, 11

A)

( 8 D 4

C, 16B, 12

A)

( 9 D 5

C, 1 B, 13

A)

( 10D 6

C, 2 B, 14

A)

( 11D 7

C, 3 B, 15

A)

( 12D 8

C, 4 B, 16

A)

x1

x2

x3

x4

x5

x6

x7

x8

x9

x10

x11

x12

x13

x14

x15

x16

X1

X2

X3

X4

X5

X6

X7

X8

X9

X10

X11

X12

X13

X14

X15

X16

AWG X

y1

y2

y3

y4

y5

y6

y7

y8

y9

y10

y11

y12

y13

y14

y15

y16

y17

y18

y19

y20

Y1

Y2

Y3

Y4

Y5

Y6

Y7

Y8

Y9

Y10

Y11

Y12

Y13

Y14

Y15

Y16

Y17

Y18

Y19

Y20

AWG Y

WB1

. . . . . . . .

WB2 WB3

Continuous WB Arrangement


IN1

IN2

IN3

IN4

OUT1 OUT2

OUT3 OUT4

OUT1 OUT2

OUT3 OUT4

OUT1 OUT2

OUT3 OUT4

OUT1 OUT2

OUT3 OUT4

IN1

IN2

IN3

IN4

IN1

IN2

IN3

IN4

IN1

IN2

IN3

IN4

x 8


12x12 switch

12x12 switch

12x12 switch

12x12 switch

12 12

MTX

8x8 switch

8x8 switch

8x8 switch

8x8 switch

8x8 switch

8x8 switch

8x8 switch

4 4

MTX

w/ Client

port

8 8ch AWG 5

8 4x4 5

4 5ch AWG 4 12x12 5

2 2 3280

AWG 56

PLC


XC

AWG4x4

EDFA

12 12

CPU


• R&D NTT 17.6km DSF

• (HOXC)2 0.4dB

4 BER (OC-192, PRBS 231-1) @BER=10-9

(N WXC )

40Tx

HOXC HOXC 40

DEMUX

NTT

R&D

20km DSF

8.8km

Node1 Node2 Node3 Node4

Rx Rx Rx N- 1 N- 2 N- 3 N- 4




1, 2, 3,,,

1

2

3

1 4 2 3 .... n

1

2

3

NW


AWG


1,6,11,16,21,26,31,36

2,7,12,…

3,8,13,…

8

8 8

1,9,17,25,33

WTL2

WTL1

WTL3

WTL4

WTL5

4,9,14,…

5,10,15,…

Node4

Node3

Node7

Node6

Node8

Node5

Node2

Node1

2,10,18,26,34

3,11,19,27,35

4,12,20,28,36

5,13,21,29,37

6,14,22,30,38

7,15,23,31,39

8,16,24,32,40

Node1

AWG

Node2

Node7

Node8

Node6

Node5

Node4

Node3

" "


Case2: = 5Case1: = 1




UC Si

375mW 45mW


PLC PBS z- Ti:LN

Out1

Out2

TM

TE

/2 plate PLC PBS

-LN

180 x 34.5 x 12.8 mm3

Copyright 2010, Nagoya University, NTT Photonics Laboratories, NTT Electronics c 33 33


Documents

L 2 1 2 M - JST · -20 -30 -40 -50 153 8 154 0 154 2 1544 1546 Wavelength [nm] Transmittance [dB] 191.5 192.5 193.5 194.5 195.5 -5 -15 -25 -35 frequency [Thz] power [dBm] 0 20 40