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2001/08/03 ShoF
1st Consumer HDD Committee
IDEMA JAPAN Technical Committee
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Today’s Attendee, 45 Company (86 people)
Set Company AIWA, SANYO, SHARP, SONY, TOSHIBA, NEC, JVC, Pioneer, Hitachi, Fuji
tsu, Mitsubishi, Matsushita
HDD CompanyIBM 、 Western Digital, Seagate, Toshiba, Hitachi, Fujitsu, Maxtor
Tester Company Spider system, Mediken, Hitachi Electronics Engineering, Lecroy Ja
pan, Sony Techtronics, Hitachi Computer, ACE Tech, NEC Sanei,
Device, Head & Media etc TDK, Sumitomo 3M, Toda, Hirota, Mitsui Dupont, Sankyo, Showa Denko, Nippon glass, Macnica, Marvell
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Agenda:1) Consumer HDD Committee Startup Purport2) (Open Discussion)
Discussion about Consumer HDD Specs3) Discussion about Activities4) Items for Working Group5) Activity plan for year 2001
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Emerging Applications for Data Storage Forecast
0102030405060708090
2000 2001 2002 2003 2004
CY
Shi
ppm
ent (
M/Y
)
StrongMiddleWeak
Discussion Use Only
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2001/08/03 ShoF
Consumer HDD Committee Startup Purport
IDEMA JAPAN Technical Committee
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Startup Purport
This committee will be established for expansion of HDD application and activate effective use for Emerging applications.
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Activities
Make absolute testing method which satisfy requirement of consumer system
Definition of standard function
Categorization of applications
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Confuse
MPEG-2 Hi Definition
3 stream
PVR Engineer Drive Engineer
?ms seek
? Mbps
? Re-try
Need standard measurement !
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TIPS for Member・ Reduce development redundancy・ Activation of HDD business
Set CompanyReduce evaluation on each sightEasy negotiation about drive specEasy select of HDD
Device Company Standardize Device Reduce R&D redundancyGet early stage requirement information
Tester Company New business for new testing method
Drive Company Focus development target Standardize device Reduce material cost
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2) (Open Discussion) Discussion about Consumer HDD Specs
CapacityCostPerformanceReliabilityCopy Rights Management
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Short capacity for Normal RecordingArchived Program 3x12=about 36 GB per year
Short capacity for auto recording21 hours for 1 week 1= about 42 GB (@6MbpsMPEG-2)
Short capacity for HDTVOnly 4 hours for 3 0 GB@ HDTV(@24MbpsMPEG-2)
CapacityDiscussion Use Only
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Evaluation for Fragmentation
Time
Dat
a Tr
ansf
er R
ate
(b/s
)
A
B C
D
A
B
CD
Discussion Use Only
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2) (Open Discussion) Discussion about Consumer HDD Specs
Each company’s HDD is not same performance for AV application. LBA, Zone, Relocation, ERP etcATA AV command set is good enough?
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2001/08/03 ShoF
2) (Open Discussion) Discussion about Consumer HDD Specs
CapacityCostPerformanceReliabilityCopy Rights Management
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ReliabilityDifferent from PC
STBMobileCar
24 hoursIntermittent
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2001/08/03 ShoF
2) (Open Discussion) Discussion about Consumer HDD Specs
CapacityCostPerformanceReliabilityCopy Rights Management
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Application Categorization
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Application Category (Example)Application Single
Stream Quality
Requirement
Category-1 HD recording Pro-Sumer
24-30 Mbps 2 stream + 1meta,Data
Category-2 SD recordingDVD Level
Ave. 6, Max 11Mbps
2 stream + 1 meta,Data
Category-3 Audio Juke BoxMobile
< 256 kbps 2 audio stream + 1 meta
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Category-1 (Example)
Level-1 Level-2 Level-3
Data Transfer 1 stream 2 stream 3 stream
Power Consumption
Peak >10W R/W 5-10WIdol < 4W
Peak < 5W R/W 2-3WIdol < 1W
Peak < 2W R/W 1-2WIdol < 0.5W
Reliability Set top Potable Mobile
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3) Discussion for activities
Definition of application ( Define target )
CategorizeSpec, Reliability
Definition of Test Test methodBenchmarking
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4) Working Group Activities
Categorization WGCategorize by applicationDefine specification
Commodity HDD&Device assessment WGDiscuss Win-Win specs between set,drive & device.
Testing WGDefine testing specsBenchmarking Method
Interface Spec WGAssessment for Interface
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5) Activity plan for year 2001
Standardize AV specs by CY2QCommittee
Once by 2-3monthContinuous discuss by mailing list or BBS
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IDEMA Japan Homepage
http://www.idema.gr.jp
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Activity
3rd Aug. 1st C-HDD Committee5th Oct. 2nd C-HDD Committee28th Nov. Sub WG meeting6th Dec. WG meeting16th Jan. Sub WG meeting24th Jan. Sub WG meeting