US 11,956,092 B2
Communication system and connector
Hidetsugu Koga, Kitakyushu (JP); Kunihiko Ogawa, Kitakyushu (JP); Isamu Matsumura, Kitakyushu (JP); Junya Hisamatsu, Kitakyushu (JP); and Yasuhiro Matsutani, Kitakyushu (JP)
Assigned to KABUSHIKI KAISHA YASKAWA DENKI, Kitakyushu (JP)
Filed by KABUSHIKI KAISHA YASKAWA DENKI, Kitakyushu (JP)
Filed on Jul. 21, 2021, as Appl. No. 17/381,194.
Application 17/381,194 is a continuation of application No. PCT/JP2019/003497, filed on Jan. 31, 2019.
Prior Publication US 2021/0351949 A1, Nov. 11, 2021
Int. Cl. H04L 12/28 (2006.01); G06F 1/18 (2006.01); G06F 1/26 (2006.01); G06F 13/42 (2006.01); H04L 12/10 (2006.01); H04L 12/40 (2006.01); H04L 12/403 (2006.01)
CPC H04L 12/28 (2013.01) [G06F 1/189 (2013.01); G06F 1/26 (2013.01); G06F 1/266 (2013.01); G06F 13/4247 (2013.01); H04L 12/10 (2013.01); H04L 12/2825 (2013.01); H04L 12/40 (2013.01); H04L 12/40045 (2013.01); H04L 12/40169 (2013.01); H04L 12/403 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A communication system comprising:
a master device;
a connector;
a superordinate trunk cable connecting the master device and the connector;
a superordinate slave device connected to the connector;
a subordinate slave device;
a subordinate trunk cable connecting the connector and the subordinate slave device; and
the connector comprising:
a superordinate power line via which power is supplied from the master device;
a power branching unit to divide the superordinate power line into a first power line connected to the superordinate slave device and a second power line connected to the subordinate slave device;
a superordinate signal line via which communication data between the master device and the superordinate slave device is configured to be transmitted;
a subordinate signal line via which communication data between the superordinate slave device and the subordinate slave device is configured to be transmitted; and
a standby power line via which power is supplied from the master device, the standby power line being separate from the superordinate power line,
wherein the superordinate signal line and the subordinate signal line are electrically disconnected from each other in the connector.