Invention Grant
- Patent Title: Communication device that communicates with external device, control method for the same, and storage medium
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Application No.: US15584092Application Date: 2017-05-02
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Publication No.: US10169690B2Publication Date: 2019-01-01
- Inventor: Go Inoue
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Rossi, Kimms & McDowell LLP
- Priority: JP2016-096158 20160512
- Main IPC: G06K19/06
- IPC: G06K19/06 ; H04W4/80 ; H04W80/04

Abstract:
A communication device capable of certainly preventing an external device incompatible with an IPv6 address from acquiring the IPv6 address. A display unit is controlled so as to display a QR image including an IPv4 address of the communication device when the IPv4 address is valid in the communication device. When the IPv4 address is invalid and the IPv6 address is valid in the communication device, the display unit is controlled so as not to display a QR image including the IPv6 address of the communication device.
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