IP Library › Granted Patent US 12,556,294
Granted Patent B2
US 12,556,294 · App. 18/548,153 · Granted Feb 17, 2026

Communication design support apparatus, communication design support method and program

Inventors: Minoru Inomata (Tokyo, JP); Wataru Yamada (Tokyo, JP); Nobuaki Kuno (Tokyo, JP); Motoharu Sasaki (Tokyo, JP)
Assignee: NTT, Inc.
H04B17/391H04W16/20H04W16/22
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Quick Facts
Patent No.
US 12,556,294
App. No.
18/548,153
Granted
Feb 17, 2026
Kind
B2
Abstract

A communication design support apparatus includes: an acquisition unit that acquires point cloud data of a structure and measurement data of a radio field intensity; a structure data generation unit that generates structure data indicating a shape and material of the structure based on a result of object recognition of the point cloud data; a propagation loss calculation unit that calculates propagation loss based on the measurement data of the radio field intensity in an environment including the structure; and an output unit that outputs data in which the structure data is associated with data indicating the propagation loss.

Claims (21)

1 . A communication design support apparatus comprising:

a memory; and

a processor coupled to the memory and configured to:

acquire point cloud data of a structure and measurement data of a radio field intensity;

generate structure data indicating a shape and material of the structure based on a result of object recognition of the point cloud data;

calculate propagation loss based on the measurement data of the radio field intensity in an environment including the structure: and

output data in which the structure data is associated with data indicating the propagation loss;

wherein the processor is configured to specify the shape and material of the structure by plane detection;

wherein the processor is configured to detect a plane and then subdivide the plane into surface elements by Delaunay triangulation.

2 . The communication design support apparatus according to claim 1 , wherein

the processor is further configured to

extract coordinate data based on data obtained by imaging the structure, and

output the data in which the structure data containing the coordinate data is associated with the data indicating the propagation loss.

3 . A communication design support method performed by a computer, the method comprising:

acquiring point cloud data of a structure and measurement data of a radio field intensity;

generating structure data indicating a shape and material of the structure based on a result of object recognition of the point cloud data;

calculating propagation loss based on the measurement data of the radio field intensity in an environment including the structure; and

outputting data in which the structure data is associated with data indicating the propagation loss;

wherein the processor is configured to specify the shape and material of the structure by plane detection;

wherein the processor is configured to detect a plane and then subdivide the plane into surface elements by Delaunay triangulation.

4 . A non-transitory computer readable recording medium having a program embodied therein for causing a computer to perform the communication design support method of claim 3 .

Assignments (2)
CHANGE OF NAME Recorded Aug 15, 2025
From: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
To: NTT, INC.
Reel/Frame 072491/0021 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 28, 2023
From: INOMATA, MINORU; YAMADA, WATARU; KUNO, NOBUAKI; SASAKI, MOTOHARU
To: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Reel/Frame 064723/0277 →
Continuity (1)
Related Publication 20240162997A1 · May 16, 2024
References Cited (5)
US 20180275262A1 · Honda et al. · 2018 [cited by applicant]
US 20240137138A1 · Inomata · 2024 [cited by examiner]
JP 2015080061 · 2015 [cited by applicant]
JP 2018164123 · 2018 [cited by applicant]
Ryuichi Takechi et al., Technology to Optimize Radio Access Networks: Son, Fujitsu. 62, 4, p. 449-454, Jul. 2011, https://www.fujitsu.com/downloads/JP/archive/imgjp/jmag/vol62-4/paper15.pdf. [cited by applicant]