ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H03H0009760000 Networks using surface acoustic waves 1
H03H0011000000 Networks using active elements 1
H03H0011020000 Multiple-port networks 1
H03H0011040000 Frequency selective two-port networks 1
H03H0011060000 comprising means for compensation of loss 1
H03H0011080000 using gyrators 1
H03H0011100000 using negative impedance converters (H03H0011080000 takes precedence);; 1
H03H0011120000 using amplifiers with feedback (H03H0011080000, H03H0011100000 take precedence);; 1
H03H0011140000 using electro-optical devices 1
H03H0011160000 Networks for phase shifting 1
H03H0011180000 Two-port phase shifters providing a predetermined phase shift, e.g. "all-pass" filters 1
H03H0011200000 Two-port phase shifters providing an adjustable phase shift 1
H03H0011220000 providing two or more phase shifted output signals, e.g. n-phase output 1
H03H0011240000 Frequency-independent attenuators 1
H03H0011260000 Time-delay networks (analogue shift registers G11C0027040000) 1