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Apr. 2020 No.4 Vol.21 NTT DOCOMO Device Development for the 5G Era and Beyond DOCOMO Today Improving the Reliability of Optical Transmission Networks with CDC Technology Technology to Grade and Correct Compositions in English Technology Reports Blade-free Drone Joint Research Achievements for Prevention and Early Detection of Disease during Pregnancy — Clarifying Patterns of Change in Lifelogs and Body Substances That Show Signs of Disease — Technology Reports & Collaboration Projects Special Articles on Next-generation Mobility Services Toward Safer and More Comfortable Mobility Services for Anyone, at Anytime and Anyplace — Next-generation Mobility Services at NTT DOCOMO — MaaS at NTT DOCOMO — Finding Solutions to Social Problems in Mobility — The “docomo Smart Parking System” — IoT based Pay Parking Solution — NTT DOCOMO Initiatives for the Connected Car Era Technology Reports (Special Articles)

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Apr. 2020No.4Vol.21

NTT DOCOMO

● Device Development for the 5G Era and Beyond

DOCOMO Today

● Improving the Reliability of Optical Transmission Networks with CDC Technology

● Technology to Grade and Correct Compositions in English

Technology Reports

● Blade-free Drone

● Joint Research Achievements for Prevention and Early Detection of Disease during Pregnancy — Clarifying Patterns of Change in Lifelogs   and Body Substances That Show Signs of Disease —

Technology Reports & Collaboration Projects

Special Articles on Next-generation Mobility Services

● Toward Safer and More Comfortable Mobility Services for Anyone, at Anytime and Anyplace — Next-generation Mobility Services at NTT DOCOMO —

● MaaS at NTT DOCOMO — Finding Solutions to Social Problems in Mobility —

● The “docomo Smart Parking System” — IoT based Pay Parking Solution —

● NTT DOCOMO Initiatives for the Connected Car Era

Technology Reports (Special Articles)

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NTT DOCOMO Technical Journal Vol. 21 No. 4 (Apr. 2020) ― 2 ―

Vol.21 No.4 Apr. 2020

[ Contents ]

DOCOMO Today Device Development for the 5G Era and Beyond

Takeshi Higuchi ━1

Special Articles on Next-generation Mobility Services

Technology Reports (Special Articles) Toward Safer and More Comfortable Mobility Services for Anyone,

at Anytime and Anyplace ―Next-generation Mobility Services at NTT DOCOMO― ━4

MaaS at NTT DOCOMO ―Finding Solutions to Social Problems in Mobility― ━8

The “docomo Smart Parking System” ―IoT based Pay Parking Solution― ━18

NTT DOCOMO Initiatives for the Connected Car Era ━28

Safe Driving Support Cellular V2X Connected Car

Parking Lots Lean Style IoT

Population Statistical Data Passenger Demand Prediction MaaS

5G MaaS Connected Car

(P.18)

(P.28)

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NTT DOCOMO Technical Journal Vol. 21 No. 4 (Apr. 2020) ― 3 ―

Special Articles on Advanced Technologies

Technology Reports Blade-free Drone ━37

Collaboration Projects Joint Research Achievements for Prevention and Early Detection of Disease during Pregnancy ―Clarifying Patterns of Change in Lifelogs

and Body Substances That Show Signs of Disease― ━44

Technology Reports Improving the Reliability of Optical Transmission Networks with

CDC Technology ━52

Technology to Grade and Correct Compositions in English ━61

Language Processing Deep Learning Automatic Scoring

MCS WSS CDC-ROADM

Personalized Medicine Mobile Healthcare Pregnancy

Blimp Ultrasonic Vibrations Drone

Transport infrastructure

Communications (embedded/add-on)

Cloud

Service/content

Car body (sensors)

CAN (control)

On-vehicle OS

Elements of self-driving

Achieve by 5G × V2X/self-driving with added safety

Awareness Judgment Control

On-vehicle

Future automobile industry layers

Smartphone OS

Awareness Judgment Control

+α Achieve by standalone approach

eSIM

Easily opened

×

Car data docomocloud

MaaS business

AI Taxi

AI Bus

Service-linked MaaS

• Auto loan• Car insurance, etc.• Advertising (customer referral)

Business using car data

Further evolution

Service rollout based on NTT DOCOMO provided valueLinking vehicle space and

smartphone space

Subs

crip

tion

mod

el

AIInfotainment

Services ACCOUNT

Technology Reports (Special Articles) Toward Safer and More Comfortable Mobility Services for Anyone, at Anytime and Anyplace ―Next-generation Mobility Services at NTT DOCOMO― (P.4)

NTT DOCOMO initiatives toward early deployment of 5G services

(P.37)

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NTT DOCOMO Technical Journal Vol.21 No.4 Editorship and Publication NTT DOCOMO Technical Journal is a quarterly journal edited by NTT DOCOMO, INC. and published by The Telecommunications Association. Editorial Correspondence NTT DOCOMO Technical Journal Editorial Office R&D Strategy Department NTT DOCOMO, INC. Sanno Park Tower 2-11-1, Nagata-cho, Chiyoda-ku, Tokyo 100-6150, Japan e-mail: [email protected] Copyright Ⓒ 2020 NTT DOCOMO, INC. Copies of articles may be reproduced only for personal, noncommercial use, provided that the name NTT DOCOMO Technical Journal, the name(s) of the author(s), the title and date of the article appear in the copies.

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