6Heijningen M van, Oogland J A H, Wannum M van, et al. Multi function and high power amplifier chipset for X band phased array frontends[C]. 1st EMICC, 2006:237-240.
7Robert V Garver. Broadband diode phase shifiters. IEEE Trans Microwave Theory Tech, 1971, MTTs- 20:314-323.
8Yalcin Ayasli, Steven W Miller, Robert Mozzi ,et al. Wide-band monolithic phase shifter. IEEE Trons- actions on Microwave Theory and Techniques, 1984, MTT-32(12):1710-1714.
9Christopher Moye, Glenn Sakamoto, Michael Brand A compact broadband, six-bit MMIC phase with inte grated digital drivers[J]. IEEE MTT-s Digest, 1990: 457-460.
10Jones P G A. Digitally controlled MMIC attenuators techniques and applications[C]. Military Microwaves Conference, 1988: 217-222.
