Patent ID: 11966651
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A communication system comprising:
a communication device;
a server; and
a terminal device,
wherein the communication device comprises a first controller, and
the first controller is configured to:
send first history information indicating usage history of the communication device to the server; and
send second history information indicating usage history of the communication device to the terminal device,

wherein the server comprises a second controller, and
the second controller is configured to:
in a case where the first history information is received from the communication device, send first notification information related to the first history information to the terminal device,

wherein the terminal device comprises a display unit and a third controller, and
the third controller is configured to:
in a case where the first notification information is received from the server, display the first notification information on the display unit;
in a case where the second history information is received from the communication device, display second notification information related to the second history information on the display unit; and
in a case where the second notification information is displayed on the display unit, send notification display information indicating that the second notification information has been displayed on the terminal device to the server,

wherein in a case where the first history information satisfying a predetermined notification condition is received from the communication device without receiving the notification display information from the terminal device, the second controller is configured to send the first notification information to the terminal device,
wherein in a case where the first history information satisfying the predetermined notification condition is received from the communication device after the notification display information has been received from the terminal device, the first notification information is not sent to the terminal device,
wherein in a case where the second history information satisfying the predetermined notification condition is received from the communication device without receiving the first notification information from the server, the third controller is configured to display the second notification information on the display unit, and
wherein in a case where the second history information satisfying the predetermined notification condition is received from the communication device after the first notification information has been displayed on the display unit, the second notification information is not displayed on the display unit.