Phase Equalized Filter References
Updated 8 March 2003
    
    
  1. Birgels, P., "Filterschaltung mit Konstanter Phase," NTZ, Vol. 9, 1966, pp. 539-540.
    
    
  2. Bonetti, R.R. and A.E. Williams, "New Design Techniques for Coupled-Line Filters with Transmission Zeros," Proceedings 23rd European Microwave Conference, 1993, pp. 240-243.
    
    
  3. Franti, L.F. and G.M. Paganuzzi, "Pseudoelliptical Phase-Equalised Filters Allowing Good Optimization for Both Phase and Amplitude Response," Proceedings of the IEE, Part H, Vol. 127, No. 6, Dec 1980, pp. 342-345.
    
    
  4. Jokela, K., "Narrow-Band Stripline Filters with Transmission Zeros at Finite Frequencies," International Journal of Circuit Theory and Applications, Vol. 7, No. 4, Nov 1979, pp. 445-461.
    
    
  5. Jokela, K.T., "Narrow-Band Stripline or Microstrip Filters with Transmission Zeros at Real and Imaginary Frequencies," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-24, No. 6, Jun 1980, pp. 542-547.
    
    
  6. Levy, R., "Filters with Single Transmission Zeros at Real or Imaginary Frequencies," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-24, No. 4, Apr 1976, pp. 172-181.
    
    
  7. Levy, Ralph, "Phase Equalized Filter," US Patent 3,882,434, 6 May 1975.
    
    
  8. Levy, R. and I. Whiteley, "Synthesis of Distributed Elliptic-Function Filters From Lumped-Constant Prototypes," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-14, No. 11, Nov 1966, pp. 506-517.
    
    
  9. Lim, J-S. and D.C. Park, "A Modified Chebyshev Bandpass Filter with Attenuation Poles in teh Stopband," IEEE Transactions on Microwave Theory and Techniques, Vol. 45, No. 6, Jun 1997, pp. 898-904.
    
    
  10. Mecchiarella, G., "An Original Approach to the Design of Bandpass Cavity Filters with Multiple Couplings," IEEE Transactions on Microwave Theory and Techniques, Vol. 45, No. 2, Feb 1997, pp. 179-187.
    
    
  11. Malherbe, J.A.G., "TEM Pseudoelliptic-Function Bandstop Filters Using Noncommensurate Lines," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-24, No. 5, May 1976, pp. 242-248.
    
    
  12. Pfitzenmaier, G., "Synthesis and Realization of Narrow-Band Canonical Microwave Bandpass Filters Exhibiting Linear Phase and Transmission Zeros," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-30, No. 9, Sep 1982, pp. 1300-1311.
    
    
  13. Rakovich, B.O. and M.Dj. Radmanovic, "Lowpass Prototype Functions for Delay Equalized Microwave Filters with Transmission Zeros at Real and Imaginary Frequencies," IEEE 1982 International Symposium on Circuits and Systems, pp. 953-956.
    
    
  14. Reppel, M. and J-C. Mage, "Superconducting Microstrip Bandpass Filter on LaAlO3 with High Out-of-Band Rejection," IEEE Microwave and Guided Wave Letters, Vol. 10, No. 5, May 2000, pp. 180-182.
    
    
  15. Rhodes, J.D., "The Generalized Direct-Coupled Cavity Linear Phase Filter," IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-18, No. 6, Jun 1970, pp. 308-313.
    
    
  16. Wenzel, R.J., "Exact Design of Wideband Equal-Ripple Bandpass Filters with Non-Adjacent Resonator Couplers," IEEE 1976 International Microwave Symposium Digest, pp. 125-127.
           If you have any additional references on this
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