IP Library Granted Patent US 12684462
Granted Patent B2
US 12684462 · App. 18/181,248 · Granted Jul 14, 2026

Wireless communication system for automatic credential sharing and communication apparatus thereof

Inventor: Kazuyuki Yokota (Chiba, JP)
Assignee: Canon Kabushiki Kaisha
H04W48/10H04W12/06
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Quick Facts
Patent No.
US 12684462
App. No.
18/181,248
Granted
Jul 14, 2026
Kind
B2
Abstract

A communication system includes a communication apparatus configured to provide an access point connectable using a first service set identifier (SSID) and a password, and a communication terminal configured to perform wireless direct connection with the communication apparatus, wherein the communication apparatus broadcasts a beacon including a second SSID generated based on at least the first SSID and the password, and wherein the communication terminal receives the beacon, acquires the first SSID and the password based on the second SSID, and transmits a connection request to the access point.

Claims (21)

1 . A communication system, comprising:

an image processing apparatus configured to provide a first access point connectable using a first service set identifier (SSID) and a first password and configured to connect a second access point connectable using a second SSID and a second password,

wherein the image processing apparatus receives selection of a first object or a second object, the first object and the second object being displayed by the image processing apparatus in a state that an object of a print function of the image processing apparatus and an object of a scan function of the image processing apparatus are displayed by the image processing apparatus,

wherein, in a case where the image processing apparatus receives selection of the first object, the image processing apparatus broadcasts a first beacon frame of which an SSID field defined by IEEE 802.11 includes both the first SSID and the first password,

wherein, in a case where the image processing apparatus receives selection of the second object, the image processing apparatus broadcasts a second beacon frame of which an SSID field defined by IEEE 802.11 includes both the second SSID and the second password; and

a communication terminal configured to perform wireless direct connection with the image processing apparatus,

wherein, in a case where the image processing apparatus broadcasts the first beacon frame, the communication terminal receives the first beacon frame, acquires the first SSID and the first password included in the SSID field, and transmits, using the first SSID and the first password, a connection request to the first access point,

wherein, in a case where the image processing apparatus broadcasts the second beacon frame, the communication terminal receives the second beacon frame, acquires the second SSID and the second password included in the SSID field, and transmits, using the second SSID and the second password, a connection request to the second access point.

2 . The communication system according to claim 1 , wherein the first SSID and the first password included in the SSID field are encrypted.

3 . The communication system according to claim 1 , wherein the first SSID and the first password included in the SSID field are delimited with a delimiter.

4 . The communication system according to claim 1 , wherein the image processing apparatus, based on the selection of the first object or the selection of the second object, displays a message prompting a user to start up a wireless connection tool of the communication terminal.

5 . The communication system according to claim 1 , wherein the image processing apparatus is a printer.

6 . The communication system according to claim 1 , wherein the image processing apparatus is a scanner.

7 . The communication system according to claim 1 , wherein the communication terminal is a personal computer (PC).

8 . The communication system according to claim 1 , wherein the communication terminal is a mobile terminal.

9 . An image processing apparatus providing a first access point connectable using a first service set identifier (SID) and a first password and connecting a second access point connectable using a second SSID and a second password, the image processing apparatus comprising:

a controller that receives selection of a first object or a second object, the first object and the second object being displayed by the image processing apparatus in a state that an object of a print function of the image processing apparatus and an object of a scan function of the image processing apparatus are displayed by the image processing apparatus; and

a communicator,

wherein, in a case where the image processing apparatus receives selection of the first object, the communicator broadcasts a first beacon frame of which an SSID field defined by IEEE 802.11 includes both the first SSID and the first password,

wherein, in a case where the image processing apparatus broadcasts the first beacon frame, a communication terminal receives the first beacon frame, acquires the first SSID and the first password included in the SSID field, and transmits, using the first SSID and the first password, a connection request to the first access point, and

wherein, in a case where the image processing apparatus broadcasts the second beacon frame, the communication terminal receives the second beacon frame, acquires the second SSID and the second password included in the SSID field, and transmits, using the second SSID and the second password, a connection request to the second access point.