Title:
NUMBER MANAGEMENT SYSTEM, NUMBER MANAGEMENT METHOD, NUMBER MANAGEMENT DEVICE, AND NUMBER MANAGEMENT PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/001876
Kind Code:
A1
Abstract:
In this number management system (1), a number management unit (11) generates a transaction to be managed by a blockchain on the basis of number portability information having a received number update request, generates a block in which a plurality of transactions are aggregated, checks the normality of the block to approve the proposed block, and stores the block in association with the blockchain of a number database (13). When a reset of the block in the number database (13) is proposed, a reset proposal block containing, as a transaction, a reset proposal which is information indicating the reset proposal, is transmitted to each of a plurality of number management devices (10). When the reset proposal block is approved, the blockchain in the number database (13) is discarded.
Inventors:
SHINOHARA KENTA (JP)
HORIKOME NORITAKA (JP)
HORIKOME NORITAKA (JP)
Application Number:
PCT/JP2019/026049
Publication Date:
January 07, 2021
Filing Date:
July 01, 2019
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04M3/00; G06F16/182; H04L9/32; H04M3/42
Domestic Patent References:
| WO2018020943A1 | 2018-02-01 |
Foreign References:
| JP2019016024A | 2019-01-31 | |||
| CN109241181A | 2019-01-18 | |||
| JP2017200196A | 2017-11-02 | |||
| US20170337534A1 | 2017-11-23 | |||
| US10171992B1 | 2019-01-01 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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