May 18

IET  FEMTOCELLS: PICOCHIP

Femto: Real now in many variants

Juni ALU / 

Telefonica

IPAccess

SpiderCloud

Airspan ‐ LTE

ALU ‐Metro

Cisco / AT&TALU / 

Vodafone

Contela / SKT

ZTE / CuC

Belair3G/4G/WiFi

| Slide2 | © Picochip Inc. 2010 | Confidential |

Residential Enterprise

Enterprise

Public AccessLTE

1000x traffic by 20202x spectral efficiency4x signal dimensions4x more spectrum

>30x more cells

‘Small Cell’: Market Size 2020

~10m Macro Cells

Source: Ericsson, Sep 2010; AT&T, Feb 2011

2020 ~300m small cells

Source: ABI, Dec 2010; Picochip 

| Slide3 | © Picochip Inc. 2010 | Confidential |

1000X capacity in 10 years Hitting Shannon bound

Small Cells will be very, very big

Rural:27dBm+/ 2Km: 64 users+

~5m units p.a  

Metro:24dBm / <500m: 32‐64 users

~10m units p.a  

In‐Building:(Office | Retail | Apartments) 

15dBm ‐> 24dBm: 8‐32 users~20m units p.a  

Residential:(Ethernet | G.Hn | USB | Module)8dBm ‐> 15dBm: 8 users~40m units p.a  

| Slide4 | © Picochip Inc. 2010 | Confidential |

Example SoC

Memory Interface

External Bus Interface

picoArray

DMA Controller 1

DMA Controller 2ARM1176EJ

Ethernet MAC(IEEE-1588 Timestamp)

Vectored Interrupt

ControllerGPIO

Timers

Watch-Dog

Timer

Remap/Reset

Register APB Bridge

JTAGUARTs

Real-Time Clock

Turbo

AXI Data

AXI Instruction

APBConfig

Bus

AXI DataAXI Data

I Cache

D Cache

ITCM

DTCM

SRAMpicoBus

Config Bus

picoBus

PC323

DL Symbol Rate

Viterbi

DL Chip Rate

DL Sample

UL Symbol Rate

UL Chip Rate

UL Sample

Security

TOE

SD GPIO

Flash

ARM SDRAM

RadioPHY

IPSEC/Kasumi

VCTCXO

PAI/MAXPHY

DebugBoundary Scan

MII

PHYSDRAM

Radio

True Random Number

Generator

Fuses

AX

I2Pi

co2

OTP Boot ROM

3GPP Release 8 (2009‐03); upgrade to Release 9  

Widest range, product for all applicationsPC302:    4 users ResidentialPC312     8 users Residential, SMEPC323:    24 users Enterprise, MetroPC333:    30/60 users LABS: Metro, RuralPC3008:  Next‐generation 8 user residential  

Lowest cost to highest performance21/28/42Mbps HSDPA performance11.5Mbps HSUPA performanceRx diversity: Improved performance for 8+ usersTx MIMO: 28/42Mbps HSDPA performance (MIMO)

Compatible Family: seamless migration

Trusted, field‐proven modem

Reduce risk, accelerate time‐to‐volume

| Slide5 | © Picochip Inc. 2011| Confidential |

Low Cost Residential femtocell

PC3008‐QXC RF PA

Power Supply

DDR3SDRAM

| Slide6 | © Picochip Inc. 2011 | Confidential |

VCTCXOSIMInterface

10/100Interface

Specification• 8 User low cost femtocell•21Mbps / 5Mbps• 12*12 AQFN package• Single external DDR3 memory• Glueless SIM interface• Soft GPS support•SISO RF with ADI or Maxim RF

10/100PHY

NANDFLASHFemtocells are very complex…

BUT can be cheap(cheaper than a smartphone…)Converge with WiFi

Moore’s Law Evolution of BOM Cost

BasebandBaseband Baseband

Synch

Synch

Synch

GPS

GPS

Radio

Radio

Radio

Interconnect

Security

Memory

Memory

Memory

Mech/PCB

Mech/PCB

Mech/PCB

Power

Power

Power

GPS

$0.00

$20.00

$40.00

$60.00

$80.00

$100.00

$120.00

$140.00

$160.00

1st 2nd 3rd

Generation

Cos

t

Process

Integration

Integration

Integration

Process

Process

18 months halves cost or 2x performanceVolumes of residential drive down costs of metro, rural

Femtocell

Small Cells   =  Shannon’s Law

+Cooper’s Law

+Moore’s Law

Push Intelligence to the edge

Lots of nodes = economies of scale of Silicon

| Slide8 | © Picochip Inc. 2010 | Confidential |

Computers have evolved …

Networks will evolve …

Mainframe Mini‐computer Personal ‐ computer

Macrocell Picocell Femtocell

These are disruptive changes