ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H04B0007140000 Relay systems 1
H04B0007145000 Passive relay systems 1
H04B0007150000 Active relay systems 1
H04B0007155000 Ground-based stations (H04B0007204000 takes precedence);; 1
H04B0007165000 employing angle modulation 1
H04B0007170000 employing pulse modulation, e.g. pulse code modulation 1
H04B0007185000 Space-based or airborne stations (H04B0007204000 takes precedence);; 1
H04B0007190000 Earth-synchronous stations 1
H04B0007195000 Non-synchronous stations 1
H04B0007204000 Multiple access 1
H04B0007208000 Frequency-division multiple access 1
H04B0007212000 Time-division multiple access 1
H04B0007216000 Code-division or spread-spectrum multiple access 1
H04B0007220000 Scatter propagation systems 1
H04B0007240000 for communication between two or more posts (wireless communication networks H04W) 1