# US 2025/0151998 A1 · Image signal output device and method, and image data conversion device, method, and program

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- Number: US 2025/0151998 A1
- Document ID: US20250151998A1
- Status: Published application
- Kind: A1
- Application number: 19/022,391
- Filed: 2025-01-15
- Published: 2025-05-15
- Earliest claimed: 2017-08-01
- Assignees: Nikon Corporation
- Applicants: Nikon Corporation
- Inventors: Yasushi TANABE; Tomoharu FUJIWARA; Mariko HIROKAWA
- Web page: https://patentgrep.com/patent/US20250151998A1

## CPC

- A61B 3/0025: {characterised by electronic signal processing, e.g. eye models}
- A61B 3/0058: {for multiple images}
- A61B 3/1025: {for confocal scanning}
- A61B 3/12: for looking at the eye fundus, e.g. ophthalmoscopes (A61B3/13 takes precedence)
- A61B 3/14: Arrangements specially adapted for eye photography
- G06T 7/0012: {Biomedical image inspection}
- G06T 2207/30041: Eye; Retina; Ophthalmic
- A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL

## Abstract

An image signal output device including an acquisition section configured to acquire a fundus image, a selection section configured to select a projection for displaying the acquired fundus image from plural projections, a conversion section configured to convert the fundus image into the selected projection, and a processing section configured to output an image signal of the converted fundus image.

## Claims

### Claim 1

An image signal output device comprising:
an acquisition section configured to acquire a fundus image;
a selection section configured to select a projection for displaying the acquired fundus image from a plurality of projections;
a conversion section configured to convert the fundus image into the selected projection; and
a processing section configured to output an image signal of the converted fundus image.