权威例句
Point-to-multipoint distributions of 42 channel VSB-AM video signals using an erbium-doped fiber amplifier40-Channel VSB-AM CATV link utilizing a high-power erbium amplifierVideo multicast using a VSB-AM external modulator at 1.5 mu mMultichannel VSB-AM transmission system using super-wideband frequency modulator and demodulator ICsFiber transmission of 40-channel VSB-AM video signals by using a praseodymium-doped-fluoride fiber amplifier with direct and externa...50 Channel VSB-AM Video Transmission Employing a Linearized External Modulator40-channel VSB-AM video transmission through 70 km of high-dispersion fiber by using dispersion-compensating fiberND:YAG light source and external modulator for a VSB-AM video transmitter: A performance evaluation20 CHANNEL VSB-AM CATV LINK UTILIZING AN EXTERNAL MODULATOR, ERBIUM LASER AND A HIGH POWER ERBIUM AMPLIFIER试论光纤CATV传输的光调制发射机(VSB-AM)