发明名称 |
NETWORK SYSTEM AND CONTROL METHOD OF A NETWORK SYSTEM, AND A CONTROL DEVICE |
摘要 |
A POS terminal has a server-function unit with a server function, and a client-function unit. When able to communicate normally with the control server, the client-function unit communicates with the control server as a client of the control server, and executes processes with the control server. When unable to communicate normally with the control server 15, the client-function unit communicates with the server-function unit as a client of the server-function unit, and executes processes with the server-function unit. |
申请公布号 |
US2016323419(A1) |
申请公布日期 |
2016.11.03 |
申请号 |
US201615139993 |
申请日期 |
2016.04.27 |
申请人 |
Seiko Epson Corporation |
发明人 |
CHIHARA Kazunori;YOSHIZAWA Junichi;TSUTSUMI Koichiro |
分类号 |
H04L29/06;H04L12/26 |
主分类号 |
H04L29/06 |
代理机构 |
|
代理人 |
|
主权项 |
1. A network system comprising:
a control server with a server function; and a control device configured to communicate with the server through the global network; the control device having a server-function unit with a server function, and
a client-function unit configured to communicate with the control server as a client of the control server, and execute a process with the control server, when the client-function unit can communicate normally with the control server, and
when the client-function unit cannot communicate normally with the control server, communicate with the server-function unit as a client of the server-function unit, and execute a process with the server-function unit. |
地址 |
Tokyo JP |