Future Platform
for Mobile Communication
ISQED
March. 27, 2001
Hajime Sasaki
Chairman of the Board NEC Corporation
C NEC Corporation 2001
Mobile Communication
Network
Infrastructure
Terminal
C NEC Corporation 2001
BLACKOUT?
Achille’s Heel of IT Society
IT Society
Mobile & Internet
Network Infrastructure
Operating 24 Hours a Day
Global
Environmental
Problem
Network
Expands Rapidly
Results in Sudden Electric Power
Supply Problem
C NEC Corporation 2001
In the US, the Internet will be
the largest power consumer…
Power Consumption Share of the Internet
1999
?
2009
0%
0%
20%
20%
40%
40%
60%
80%
60%
100%
80%
100%
Servers
PCs
Routers
Others
In 10 years, the power consumption share of
the Internet will surpass 50% !
C NEC Corporation 2001
Internet Penetration and Development
3rd Wave
（Internet Era）
2nd Wave
Growth
1st
Wave
（PC Era）
Internet Society
（Mainframe Era）
ARPANET
Ethernet
E-Commerce
WWW
E-Business
Next Generation Internet
IMT2000/Optics
1970 1980 1990
2000
2010
C NEC Corporation 2001
Simulation in Japan….
By 2010, electric power
consumption will increase by….
30 x nuclear power plant
285Bwh
C NEC Corporation 2001
=
2MB
1 lb
E-mail is not Eco-mail
but Ego-mail?
C NEC Corporation 2001
100000
Power(Watts)
10000
1000
ＣＰＵ becomes the Sun?
100
Pentium
Processors
10
486
8086 286
386
8085
8008
1
8080
4004
0.1
1971
ISSCC2001
1974
1978
1985
1992
2000
2004
2008
C NEC Corporation 2001
American IT vs. Energy Needs

Oil Ratio Tons
10K Units
310
Energy Consumption as
ratio of GDP（Left）
300
5000
4500
1/3 of Contribution to
Energy Efficiency is
Attributed to Change in
Industry Structure

4000
3500
290
3000
280
270
2500
2000
Internet Hosts（Right）
1500
1000
260
500
250

2/3 of Contribution to
Energy Efficiency is
Attributed to Internet
Economy

0
1991
1993
1995
1997
1999 CY
The portion of low
energy consumption
industry increased
(Textile Software
Industry）

Decrease in excess
production (SCM)
Reduction in logistic
costs (home office, EC)
C NEC Corporation 2001
The Inescapable Two “E’s”
E-economy
Environment
C NEC Corporation 2001
Low power consumption
Macro Needs
Micro Needs
C NEC Corporation 2001
The Networked Society is Coming…
New Utility Created
Independently of Time or Place
Business
(Office)
Consumer
(Home)
ＳＣＭ
ＥＤＩ
Remote
Education
Government
Telework
Cyber
Market
Remote
Medical
Treatment
EDI: Electronic Data Interchange
C NEC Corporation 2001
Regional Difference of Penetration between
Internet and Mobile in Developing Stage
(CYE1999 Est.)
Excluding North America, Mobile
Penetration Exceeds Internet Penetration
70%
60%
50%
40%
30%
20%
10%
(Source: Global Mobile, Nua Ltd.)
Canada
US
Germany
France
Spain
Japan
UK
Italy
Sweden
Norway
Finland
0%
C NEC Corporation 2001
Comparison between PC & Mobile
1000
Capacity of Mobile Phone follows
that of Laptop PC (5-7year time log)
［ＭＨｚ］
［ＭＢ］
100
PC clock
ＰＣ ＲＡＭ
10
MobileROM
ROM
MobileRAM
RAM
1
1989
Mobile clock
1994
1999
2004
0.1
Processing Power Doubles Every One and Half Years
C NEC Corporation 2001
Internet Connectable Mobile Phone Subscribers in Japan
Surpassed 30 million
in 2 years
(million subscribers)
35
i mode
Ez web
J-sky
30
25
<Provides＞
Imode；NTT Docomo
20
EZWeb：AU
J-Sky；J Phone
15
10
5
0
2
3
4
Free from
Keyboard
5
6
7
1999
8
9
10
11 12
1
2
3
2000
Easy to Operate
4
5
6
7
8
9
10 11
12
1
2
2001
Slow Adoption of
PC InternetC NEC Corporation 2001
Creation of New Mobile Services
Development of Mobile Services
Core Areas of Mobile Services
VALUE
3G
Information Video
Appliance
Quasi-Video
2G
Data Mobile Phone
1G
Voice
Interactive
GPS
Personal
Combination
Real Time“Push” Portable
Type Info
Wireless
Communication
C NEC Corporation 2001
Future Functions of Mobile Terminal
 Large Display
 Processing Capacity
 Agent
 GPS
 Certification/Security
 Power
 Small Size
Integration of CPU and
DSP into 1 chip
LCD, EL
CPU, Software
LSI
Battery
Mounting
PCB
Lithium ion Rechargeable Battery
C NEC Corporation 2001
Key Devices for IT Society
Semiconductor
Memory
MPU
SOC
Thinking/Processing
（Brain/Nerve）
Flat Panel
Display
ＬＣＤ
ＰＤＰ
Interface
（Face/Expression）
Energy
Device
Li-Ion
Power Supply
（Blood circulation）
Total Solution
C NEC Corporation 2001
The IT Revolution
Internet Revolution
IT Revolution
Semiconductor Technology
Mobile Revolution
C NEC Corporation 2001
Requirement for
Next Generation’s Terminal Devices
C NEC Corporation 2001
Paradigm Shift
End of PC Oriented Era
PC Oriented Era: Seeking high performance and low
cost based on chip shrink technology
What Paradigm Will Be in the Mobile & Internet Era?
Keyboard culture
Ten-keys culture
C NEC Corporation 2001
Paradigm change in Mobile & Internet Era
Supreme Command
Low power consumption
From PC oriented device
(shrink technology)
To Mobile oriented device
(energy saving technology)
C NEC Corporation 2001
Paradigm change in Mobile & Internet Era
Supreme Command
Low power consumption
From seeds oriented device
(shrink technology)
To needs oriented device
(energy saving technology)
C NEC Corporation 2001
Technology Roadmap
ITRS '99
MPU Gate
Length(nm)
Equivalent physical
oxcide thickness
Tox(nm)
Number of metal
levels
Conductor effective
resistivity Cu wiring(μΩ-cm)
Interlevel metal insulatoreffective dielectric
constnat(k)
2001
2005
2008
100
65
45
1.5-1.9
1.0-1.5
0.8-1.2
7
8-9
9
2.2
2.2
1.8
2.7-3.5 1.6-2.2
1.5
C NEC Corporation 2001
Start of Mass Production
97 99 01 03 05 07 09 11
SOC Performance
（GHz＊MTr ／W ）
103
New
Concept
LSI
2
10
101
100
400
Equivalent Scaling
Conventional Scaling
200 10080 60 40
20
10
Gate Length (nm)
C NEC Corporation 2001
New Paradigm
q Equivalent device scaling
New processes, New materials
q Equivalent system scaling
New architecture, New Circuits
q Synergetic device/circuit co-design
Flexible parameter CMOS SOC
C NEC Corporation 2001
MP98：Single-Chip Multiprocessor
qNovel multi-thread architecture
qSoftware for parallel architecture
qSophisticated power management
10.5mm
q 0.15um 14 Million Trs.
125MHz x 4PEs
x 2-way Superscalar
10.5mm
１GIPS＠１W, Vdd=1.3V
q Dynamic power control of PEs
On-chip power switch
Idling:25mW, Sleep:0.2mW
C NEC Corporation 2001
Power Management in MP98
qMulti-oxide/-Vt for high-speed and low-power circuits
qSoftware controlled power management circuit
Power
SW
Power(W)
10
Ctrl
Cap.
SW
Cd
Cache data
Internal
Circuits
Block
1.0
0.01
0.0002
Control Power
Circuits
SW
De-coupling
Capacitors
Normal
mode Idle
Sleep
Leak Current
t
38.8µm
25ms
80ｕｓ
333µm
C NEC Corporation 2001
Power Comparison
(Source: NEC for P98)
VIDEO CODEC
Latest 1GIPS MPU
Transmeta TM5400
MP98(4PE)
(5W)
(2W, 1/2.5)
(1W, 1/5)
Idle Mode
Latest 1GIPS MPU
(0.9W, 1/4)
Transmeta TM5400
MP98 (25mW, <1/100)
Sleep (Off/Instant On)
Latest 1GIPS MPU (N.A.)
Transmeta TM5400
MP98(Power Switch Off)
(200mW, <1/10)
Power (Ratio)
(4W)
(8mW)
1
C NEC Corporation 2001
Processor Map
# of Application Programs
10000
MPU
Ｐｅｎｔｉｕｍ
●
1000
DRL
100
10
MCU
DSP
ASIC
1
101
102
103
104
Power Efficiency (MIPS/W)
105
Reconfigurable Computing
Task 1
A
D
Task N
Task 1
W
Task N
B
X
C
•External control style
E
Time
Customize hardware
dynamically
Y
Z
•Internal control style
Controller
W
A
Y
H I JB
D C ZE
X
Reconfigurable Hardware
Controller
Task N
Time
Task 1
4 Phases of Competition
Key Word
Market
Phase
Age of Sweat
Emerging
Age of Money
Age of Speed
Aspect of
Competition
Yield Ratio
Variable Cost
Value Engineering Oriented Management
Productivity
Competitiveness
Based On Outside
Know-how
Growth
Investment
Timing
Productivity
Competitiveness
Based on Selfdeveloped Know-how
Age of
Knowledge
Global
Competition
Purpose
Know-how
High Volume
Production Focused on
Spreading Fixed Costs
Relative Customer
Satisfaction
Management
Absolute Customer
Satisfaction
Management
C NEC Corporation 2001
4 Methods for Core Competence
Advantage in
Result
Characteristic
Production
System
how
Process
・Individual Dependent
Mass
・Patent Strategy
Production ・Dependent on Current
Technology
Growth ・Corporate Culture
Profitability Dependent
・Difficult to Imitate
what
Market ・First Mover Advantage
Product Concept Penetration ・Patent Strategy
Basic
・Serendipity
Materials
Performance ・First Mover Advantage
C NEC Corporation 2001
Competent Semiconductor Industry
Develop. of
New Business
Model
Self
Development
Core
Competence
Technology
Buy or Sell
Joint
Development
C NEC Corporation 2001

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