ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H04L0012423000 with centralised control, e.g. polling 1
H04L0012427000 with decentralised control 1
H04L0012430000 with synchronous transmission, e.g. time division multiplex (TDM), slotted rings 1
H04L0012433000 with asynchronous transmission, e.g. token ring, register insertion 1
H04L0012437000 Ring fault isolation or reconfiguration 1
H04L0012440000 Star or tree networks 1
H04L0012460000 Interconnection of networks 1
H04L0012500000 Circuit switching systems, i.e. systems in which the path is physically permanent during the communication 1
H04L0012520000 using time division techniques (in digital transmission systems H04L0005220000) 1
H04L0012540000 Store-and-forward switching systems (packet switching systems H04L0012700000) 1
H04L0012580000 Message switching systems 1
H04L0012600000 Manual relay systems, e.g. push-button switching 1
H04L0012620000 with perforated tape storage 1
H04L0012640000 Hybrid switching systems 1
H04L0012660000 Arrangements for connecting between networks having differing types of switching systems, e.g. gateways 1