Title :
Analysis of the tuner AGC in a VSB demodulator IC
Author :
Jiang, Hong ; Primatic, Agesino ; Wilford, Paul ; Wu, Les
Author_Institution :
Lucent Technol. Bell Labs., Murray Hill, NJ, USA
fDate :
11/1/2000 12:00:00 AM
Abstract :
An all digital VSB demodulator for an HDTV receiver has been developed. The demodulator IC has a tuner automatic gain control (AGC) circuit which controls the RF and IF gain in the tuner. This paper presents some theoretical analysis of the tuner AGC on the demodulator IC
Keywords :
automatic gain control; demodulation; digital television; frequency response; high definition television; monolithic integrated circuits; television receivers; AGC loop filter bandwidth control; HDTV receiver; IF gain control; RF gain control; VSB demodulator IC; all digital VSB demodulator; automatic gain control; frequency response; tuner AGC circuit; Demodulation; HDTV; Integrated circuit modeling; Low pass filters; Mathematical model; Pulse modulation; Radio control; Tuned circuits; Tuners; Voltage;
Journal_Title :
Consumer Electronics, IEEE Transactions on
