isfteh-takeuchi-r5
DESCRIPTION
18th ISfTeH paper IGS-111-1 presentation slides (Post-Conference Public Disclosure Version, privacy-critical and copyright-critical plates were replaced or suppressed) Title: Minimum Hardware Smart Simple and Wearable System for Patient Conducted Trans-Network Remote Fetal Monitoring, Proposed Architecture with Evaluations of Subsystem and Component Yasuhito Takeuchi, Ph.D. Akibagaoka Signaling Laboratory 37 Mikumicho, Hamamatsu 4328017 Japan [email protected]TRANSCRIPT
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18th ISfTeH/IGS-111-1
Presentation Slides
Post-Conference Public Disclosure Version
privacy-critical and copyright-critical plates were replaced or suppressed
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18th ISfTeH/IGS-111-1
Minimum Hardware Smart Simple and Wearable System for Patient Conducted Trans-Network Remote Fetal Monitoring, Proposed Architecture with Evaluation
s of Subsystem and Component
Yasuhito Takeuchi, Ph.D.
Akibagaoka Signaling Laboratory
37 Mikumicho, Hamamatsu 4328017 [email protected]
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すみません:ネタ本あり。 1993 年のこれです。
(次ページ)
その後 20 年間の進歩ないし進捗 or 退歩を説明します。
フロントエンド回路技術、探触子の素材&音響技術、ともにほとんど進歩も退歩もしていません。
利用技術に関して、大きな変革・発展がありました。
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Styles of Fetal Monitoring
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Doppler + Labor
Telemetric Transducer System
1978 - 1979
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Doppler + Labor
Telemetric Transducer System
Reproduced in 2010
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Doppler-Only
Telemeter Transducer
1980 - 1981
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This Fantastic Doppler-Telemeter Prototype was
STOLENDuring On-Patient Long-Run Test, sometime 1980+
-
(Suspected Thief is Gravida Herself)
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Personal Hearing Use Fetal Doppler Unit
etwa. 1993+-
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FHR Monitoring by the
Doppler - Labor Telemeter
November 1979
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etwa. 2 to 3 AM, Gravida=Sleeping, Fetus=Resting but Awake Phase
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etwa. 5 to 6 PM, Gravida Actively Working in Kitchen,
Fetus Feeling Agitated and in Non-Resting Phase.
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In 30 yearsThe Fetus in Prior Slides is now Fathering Another Fetus, and--
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October 1979 (Play Back of Old Cassette Tape)
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October 2010(Real Time Recording)
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NO Essential PROGRESS in Doppler-Telemeter, for
>30 YEARS
Why?????
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“Plug-in-Power”Vo=1.5V, Is=200μA
Per channel (2)
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Fetal Phono Microphone for Plug-Power Jack
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結論に代える“おすすめ”:
Mac や PC が、また携帯電話やその辺の録音機がアナログ屋に支給してくれる“餌”:
Macintosh: 開放電圧 3.9V 、短絡電流 12mA の独立 dc 電源
Power-In-Plug システム一般:開放電圧 1.5V 、短絡電流 200μA の信号線重畳 dc 電源 (L, R 2 チャンネル各々に )
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結論に代える“おすすめ” ( つづき )
Mac や PC が、またその辺の今様の機器がアナログ屋に提供してくれるデータ取り込み仕様:
Macintosh, Power-In-Plug システムともに大方(具体的には各機種の仕様に依存するが);
2ch., 16bit, 44.1KHz or 22.05KHz or 11.025KHz S/R,
5Hz Low Cut, Max. +ー 1v (2Vpp)
自己の内部雑音は 1~2 LSB 程度、非常によろしい。
DC オフセットあり、前処理フィルタしてから信号処理。
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So/Then, How about Mobile Phones, i-Somethings, Tablets ----- PDAs.
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Mostly Simple/Easy/Always-Available Interface with Operating Power Available
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Can We Convert This to Fetal Phono??
Unforthnately the Answer is NO.
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(Fetal) Phono is 100%-OUT of Limited Voice Band of Telephony
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Can We Convert This to Fetal Doppler??
the Answer is “YES+but”
Needs Another Battery
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Whatever Must Make Own is ------- Signal Transduction Device ONLY!!
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Conclusion/Recommendation
Do/Make as NOTHING as Possible
Conclusion of Conclusion
Minimum Necessary Hardware (in patient side)
Doppler Transceiver ONLY
Rest of Necessary Resources are
ALL TRANS-NETWORK supported.
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If One Like Phono or AECG rather than Doppler
Do Make Phono or AECG as You Like
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HOWEVER
In using trans-internet voice channel for Doppler signal transmission
Transmission Latency Time is a BIG Issue
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This Plate Suppressed Due To Copyright Problem. See //itpro.nikkei.co.jp/article/COLUMN/20121108/436125 for Original
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This Plate Suppressed Due To Copyright Problem. See //itpro.nikkei.co.jp/article/COLUMN/20121108/436125 for Original
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Time Domain Uncertainity >>Millisecond
ABSOLUTELY UNACCEPTABLE
For Beat-To-Beat Heart Rate Measurement
=NEEDS Another Solution
Source Time Marking for Reception Rearrangement,
or any possible method(s)
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NOW
Reproducing the STOLEN Doppler telemeter
After 30 years laps time
With SOME novel components but majority are almost same as they were,
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CONCLUSION
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Do as NOTHING as Possible !!!!!!!!
EVERYTHING necessary is beyond the NETWORK or in CLOUD
Will this DESTROY business rather than MAKE business??
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Will this DESTROY business rather than MAKE business?
Will this make a “business-destroying-business” rather than “business making business” ??------
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You Should Address That Issue Of YourselfBy YourselfFor Yourself
Thanks for Attention