development of low power consumption system lsis...
TRANSCRIPT
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Kyusyu University Graduate School of Information Science and Electrical EngineeringDepartment of Electronics
Yoshida Laboratory (http://yossvr0.ed.kyushu-u.ac.jp/)
2006/12/04
Development of Low Power Consumption System LSIs for Next-Generation Wireless
Communication Systems
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Driving Force: Wireless TechnologiesWireless LAN、Cell Phone、Cordless Telephone、IC Card, ITS, DSRC
Electronic-Toll Collection System.
Cell Phone Cordless PhoneWireless LAN
発進制御機発進制御機
車線監視カメラ
車両検知器
路側無線装置(アンテナ)
路側表示器(出口)
通信開始 装置
Camera Antenna
Satellite Communications
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Silicon Sea Belt Fukuoka Project
Silicon Sea Belt Fukuoka ProjectSilicon Sea Belt Fukuoka Project
South KoreaSouth Korea
KyushuKyushu
OkinawaOkinawa
TaiwanTaiwanHong KongHong Kong
MalaysiaMalaysia
ShanghaiShanghai
*Center of Semiconductor design.*Semiconductor Industry: Driving force for the growth.* Fukuoka is addressing to establish a center of Excellence for SoC design in this area.*Conventional Semiconductor Industry (Memory, Processor)-System LSI*System LSI is expected to generate the higher added value to the cluster of related industry.
SingaporeSingapore
Silicon Sea Belt Fukuoka Project*World production: 50%*Large consumption region
Kyushu as a Silicon Island: A global base for System LSI design.
Institute of System LSI Design Industry, Fukuoka
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Fukuoka Soft Research Park
World Class Companies of Japan and Korea:Toshiba, Sony etc
SRP Center Building
Fukuoka Tower
ヤフードーム
Momochi Hama District
Yahoo Dome
Institute of System LSI Design Industry, Fukuoka (Kyushu University:Entrepreneur Promotion Center)
Established on 2004
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Some Activities of Institute of System LSI
Bridge between Academia and IndustryCollaboration in Silicon Sea BeltDesign of SoC (SW and HW)Venture CompaniesHuman Resource Sharing/Development
QUBE: Q-shu University hardware/software Borderless system design Education program (Advanced Education/Training)
Hardware design Courses
Software Design Courses
College of System LSI, Fukuoka
SLRC: System LSI Research Center, Kyushu University
Basic Education/Training
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Prof. Yoshida’s Lab Introduction
Key Words of Our Research① Miniaturization: SoC (System on Chip)② Low Power Consumption System
Tr. Amp.Digital Ckt.
Receiving RF Ckt
Receiving IF Ckt
Intersil 2.4GHz PCMCIA Card (PRISM 2.5)
PC Related
0
10
20
30
40
50
60
年間
出荷
台数
(世
界)(千
万台
)
Ref.Agere System, (USA)
Cell phones/domestic equipments etc.
500million or more/year
Market growth of wireless systems
Yea
rly P
rodu
ctio
n
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Block diagram of CMOS-LSI System for Wireless Communications
digital
proc.
PHY
Receiving part
Transmitting
PLL
Mixer
Mixer
LNA
PA
A/D
D/A
VGA
Buff LPF
LPF
1-Chip:SoC Implementation (System on Chip)
With CollaborationDirect Conversion Receiver Type
Antenna
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Yoshida Laboratory’s Activity
・Digital Parts→Low Power architecture・RF・Analog circuits→miniaturization is necessary
Low power
High Cost of Conventional Analog Circuits
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System LSI Research and Development
Foundry(TSMC, Hitachi)
Innovative Ideas:Design
EDA Tools(CAD design tools)
By VDEC
Prototype model
Testing(Underground Floor)
Patents
Research Papers (Journals and International Conferences)
VDEC:VLSI Design and Education Center (University of Tokyo)
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Proposal of New Design Methodologies for RF Parts
Spiral Inductors MIM Capacitors
Lump Elements Distributed Elements
Spice Models
Freedom of Design
Meander line
λ/4 Line
Impedance reversal Ckt.(Inverter)
Reactance Compensation ckt.
Matching Circuits
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Prototype Design
TSMC 0.25µm CMOS (1P5M)Chip size=5mm x 5mm
LNA
DAC
PLL
VGA
BG
Mixer(Down)
Mixer+LNA
Mixer(Up)
LNAw/ CPW
LNAw/ L
CPW CPW
L L
L
L
L
L
L
L
L• LNA; Cascade, w/ CPW, w/ L• Mixer; Up, Down• Down Mx +LNA• PLL• BG• VGA• DAC• Inductor TEG• CPW TEG
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Development of Miniaturized Integrated Antennas
5cm
Intersil 2.4GHz PCMCIA Card (PRISM 2.5)
Miniaturized Integrated Antennas
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@2.4 GHz
Applications: SUICA Card and so on
Miniaturized Antenna
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Probe Station
Spectrum Analyzer
Lab Facilities of Testing
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Tr. System
RF/Analog Ckt
VGA ADCn
Mod. FEC ARQ
AGC
Repeat Request
Communication Link
Goal by the End of this Year
Low Power Consumption Direct Conversion Transceiver is expected to be tested by the end of this fiscal year.