Mar 9, 2007 #1 P prabu_9 Junior Member level 3 Joined Oct 3, 2006 Messages 28 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,484 hie.. can anyone pls explain what exactly are the tranmission zeros of a bandpass filter and what role do they play in determining the filter's response ? thank you.
hie.. can anyone pls explain what exactly are the tranmission zeros of a bandpass filter and what role do they play in determining the filter's response ? thank you.
Mar 9, 2007 #2 W wizardz Member level 2 Joined Aug 5, 2006 Messages 52 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,740 if a filter has no zeros, i.e. all-pole filter, it is a low-pass filter detailed infomation can be found in books on filter synthesis or network synthesis
if a filter has no zeros, i.e. all-pole filter, it is a low-pass filter detailed infomation can be found in books on filter synthesis or network synthesis
Jun 12, 2013 #3 F freeman T Newbie level 5 Joined Aug 6, 2009 Messages 10 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,283 Activity points 1,348 In a bandpass case, TZ is used for improving near passband rejection of the filter.
Jun 12, 2013 #4 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,400 Helped 14,748 Reputation 29,778 Reaction score 14,093 Trophy points 1,393 Location Bochum, Germany Activity points 298,003 In a bandpass case, TZ is used for improving near passband rejection of the filter. Click to expand... Yes, you get a steeper transition between pass- and stopband. Transmission charactereristics with real zeros are used in filter prototypes Chebyshev type 2 and elliptic (cauer).
In a bandpass case, TZ is used for improving near passband rejection of the filter. Click to expand... Yes, you get a steeper transition between pass- and stopband. Transmission charactereristics with real zeros are used in filter prototypes Chebyshev type 2 and elliptic (cauer).