ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H03C0001260000 modulating signal applied to cathode 1
H03C0001280000 by means of transit-time tube 1
H03C0001300000 by means of a magnetron 1
H03C0001320000 by deflection of electron beam in discharge tube 1
H03C0001340000 by means of light-sensitive element 1
H03C0001360000 by means of semiconductor device having at least three electrodes (H03C0001340000, H03C0001500000, H03C0001520000, H03C0001620000 take precedence);; 1
H03C0001380000 carrier applied to base of a transistor 1
H03C0001400000 modulating signal applied to collector 1
H03C0001420000 modulating signal applied to base 1
H03C0001440000 modulating signal applied to emitter 1
H03C0001460000 Modulators with mechanically-driven or acoustically-driven parts 1
H03C0001480000 by means of Hall-effect devices 1
H03C0001500000 by converting angle modulation to amplitude modulation (H03C0001280000-H03C0001340000, H03C0001460000, H03C0001480000 take precedence);; 1
H03C0001520000 Modulators in which carrier or one sideband is wholly or partially suppressed (H03C0001280000-H03C0001340000, H03C0001460000, H03C0001480000 take precedence);; 1
H03C0001540000 Balanced modulators, e.g. bridge type, ring type or double balanced type 1