1

:

:

:

2010 6 4 ( )CREST/DVLSI

2

(Q: )

•• Q: DWS • Q:

•• Q:• Q:

•• Q:• Q:• Q: FDE

DWS: dependable wireless systemFDE:

(frequency domain equalization)

3

!

LAN

Ethernet(Xerox,HP,IntelIEEE802 )

10Mbps 100Mbps 1Gbps/LAN Office

GSM

LAN

LAN

PCPC

IBM:PC/AT(Intel CPU )

Wintel

19951980 1990 2000 2005

Internet /Home

ADSL FTTH

11b 11Mbps11a 54Mbps

11g 54Mbps

W-CDMA384kbps

HSPAMbps 10Mbps

ARM QUALCOMM

IS-95

PC

SmartPhone

OS/2 Windows3.0

TCP/IP(Unix )

40nm60nm90nm0.18 m0.35 m0.8 m1 m

GoogleWWW

Cisco

Dependable Air

••

Dependable Air Interface•••

4

1995 2000 2005 2010 2015 2020 2025 2030 2035

2G

3G

4G

802.11n

802.15.3c

802.20, 802.16e

WLAN

MBWA

WPAN

W-CDMA

PDC, GSM

LTE LTE Advanced

Dependable Air

CREST DVLSI

DWS Program

RR2002

IT Program ••

Dependable Air Interface•••

NEC

5G

510M1M100k10k

10m

100m

1000m

Bluetooth802.15.1

PHS

PDCW-CDMA

cdma2000

802.11

802.11a/g

UWB

RF-ID

Zigbee802.15.4

802.11n

HSPA802.16e

802.20

cdmaOne

Narrowband Broadband

LAN

TDMA CDMA

100M 1G

802.11b

mmWave802.15.3c

Dependable Air

VHT SG

LTE

LTE-Advanced

OFDMA

[bit/s]10G

IEEE (IP )IEEE

1W(2GHz

)

ITSDependable

Wireless System

6

Dependable Air:

S/N

S/N (MBWA)

LAN(WLAN)

(1) Universal RF(2) FDE (3)

A/D & D/A

(WPAN)

(3)

+ S/N BER

+

(2)

++

(1)

+

+ S/N BER

All Si CMOS

RF

7

Internet

EV ( )with DWS

HomeGateway

HomeNetwork

ITS

OFF !

OK !

??

Smart GridVehicle Network

Wireless Car Network

8

:

(1) : BER bit/s S/N• FDE

( )(2) :

•

(1) CMOS :

( ) :

: (FDE ): (SC/MC )

9

Dependable Air Interface

(W-CDMA GSM BTTV )

85777D-KS

LAN

(White Space)

3G

4G(LTE Advanced)

WLAN (IEEE802.11n)MBWA (IEEE802.16e)WPAN

(IEEE802.15.3c)

10

60GHz|

5GHz|

700MHzRFIC

ScalableADC/DAC

BroadbandMODEM ICwith FDE

anderror

correction

High speedMAC LSI

usingdata drivenprocessor

RF

1) CMOS RFIC500MHz 70GHz

2)

(FDE)

3)

ADC/DAC

Dependable Wireless System

RF

RAM

RAM

FFT

2.42mm2.04mm

TSMC 180nm Si-CMOSTotal 5.86mm2

Cell 4.16mm2

Cell 212,782PAD 180IO 116

FDE ASIC ADCTSMC 90nmSi-CMOSCore size:120 m 330 m

0.8mm

0.8mm

0.8mm

0.8mm

MIC27GHz

60GHz

60GHzTSMC 90nm Si-CMOS

All Si-CMOS

( ), ( ), ( ), ( ) ( ), ( ), , NEC

SC/MC FFT/IFFT

11

(1)

RAM

RAM

FFT

2.42mm2.04mm

TSMC 180nm Si-CMOSTotal 5.86mm2

Cell 4.16mm2

Cell 212,782PAD 180IO 116

RAM

RAM

FFT

2.42mm2.04mm

TSMC 180nm Si-CMOSTotal 5.86mm2

Cell 4.16mm2

Cell 212,782PAD 180IO 116

ASIC

TSMC 180nmSi CMOS

2mm

ASIC

0 5 10 15 20 25 30Eb/N0

BER

100

10-1

10-2

10-3

10-4

10-5

measurementwith FDE

simulationwith FDE

simulationw/o FDE

FDE

FPGA

FPGAFDE

ff

f

f

2) (FDE)

12

(2)3) ADC/DAC ADC

( )

4 bitCoarse

ADCVINM

VINP

DTL

co

mpa

rato

r

PMO

S v

arac

tor

+C

AL

regi

ster 9

Enco

de&

Err

orC

orre

ctio

n

6 DOUT

3bit Fine ADC

C-DAC

15

GW

in

terp

olat

ion

VIN-VDAC1

VIN-VDAC2

6bit, 700MSps, 7mW ADC250fJ/conv.

(a) ADC (b)[1] [2] [3] [4] [6] This Work

Resolution(bit) 6 6 6 6 6 6fs(GS/s) 0.8 1.2 0.7 1.25 1 0.7SNDR(DC/Nyq.) 35/32 34/33 31/30 34/28 35/33 35/34Pd (mW) 12 75 24 32 30 7Active area(mm 0.13 0.43 0.052 0.09 0.18 0.13VDD(V) 1.2 1.2 1.2 1.2 1.2/1.0 1.2FoM(pJ) 0.44 2.17 1.31 1.22 0.8 0.25CMOS Tech.(nm 65 130 130 130 90 90Architecture Flash Flash Pipeline 2b-SAR Subrange Subrange

(c)

13

ADC

10

100

1000

104

5 6 7 8 9 10 11 12 13 14 15

(MHz)

(bit)

ADC

ADC GHz 14bitADC

2 bit

2 bit

3 bitCMP2 bit2 bit2 bit3 bit Filt

7 9bit

10 14 bit

ADC

+

ADC

22

14

60GHz5GHz

LNA

BB Amp.

5GHz

60GHzA/D LPF LNA

IC

30GHz LO 5GHz LO(a) 60GHz LNA

1) CMOS RFIC

Si CMOS 90nm RF IC ( )

60GHz : RF LNA (Low Noise Amplifier)5GHz : RF LNA

(3)

(c) 5GHz LNA (d) 5GHz

(b) 60GHz

5GHz 60GHz

10 60GHz IC 5GHz IC11 60GHz 5GHz IC12 IC

15

(3)

RF=60GHz LO=27.5GHzIF=5GHz

Vdd=1.2V Idd=1mA

LO

RF

IFVCC

IFIF

RFRF

LOLO

/4/4

/4

IF

fRF

fLO

2fLO fRF

/4

2LO

VdVg

RF INRF OUT

/4/4

-30

-25

-20

-15

-10

-5

0

10 20 30 40 50 60 70Frequency (GHz)

Out

put R

etur

n Lo

ss (d

B)

-30-25-20-15-10

-505

10

10 20 30 40 50 60 70Frequency (GHz)

Gai

n (d

B)

-30

-25

-20

-15

-10

-5

0

10 20 30 40 50 60 70Frequency (GHz)

Inpu

t Ret

urn

Loss

(dB

)

1dB (IP1dB) -2dBm

-50

-40

-30

-20

-10

0

-20 -15 -10 -5 0 5

RF Input Power (dBm)

IF O

utpu

t Pow

er (d

Bm

)

16

RF

FDE

2008 2009 2010 2011 2012

RF Si CMOS60GHz Tx

60GHz Rx

5GHz

DWS:

60GHz Tx

60GHz Rx

5GHz

60/5GHz Tx IC

60/5GHz Rx IC

ADCADC Scalable ADC

FDEMODEMwith FDE

ScalableADC

FDEMODEMwith FDE

Hybrid SC/MC Hybrid

Scalable ADC/DAC

MODEM SC-FDE

60GHzLNA

Active filter400µm 400µm

RAM

RAM

FFT

2.42mm2.04mm

TSMC 180nm Si-CMOSTotal 5.86mm2

Cell 4.16mm2

Cell 212,782PAD 180IO 116

RAM

RAM

FFT

2.42mm2.04mm

TSMC 180nm Si-CMOSTotal 5.86mm2

Cell 4.16mm2

Cell 212,782PAD 180IO 116

FDE ASIC

ADC

freq

MC SC

SC/MC HybridDependable Wireless System

RF

Dependable Wireless System

RF

ADC

FDE

Tx IC

Rx IC

FDE

60GHz Tx

60GHz Rx

5GHz