Dielectric filter, composite dielectric filter, duplexer, and communication apparatus
Patent 6380824 Issued on April 30, 2002. Estimated Expiration Date: 
September 13, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 13, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesDielectric filter including laterally extending auxiliary through bores Dielectric filter Ceramic filter with integrated harmonic response suppression using orthogonally oriented low-pass filter Dielectric filter and dielectric duplexer each having a plurality of dielectric resonators connected in series by a dielectric coupling window Patent #: 6002306 InventorsAssigneeApplicationNo. 394845 filed on 09/13/1999US Classes:333/134, Utilizing long line element333/202, Wave filters including long line elements333/206, Coaxial333/222Coaxial or shieldedExaminersPrimary: Pascal, RobertAssistant: Jones, Stephen E. Attorney, Agent or FirmInternational ClassesH01P 001/213H01P 001/202 Foreign Application Priority Data1998-09-11 JPAbstractThere is provided a dielectric filter comprising: a dielectric block; a plurality of resonance lines aligned substantially in parallel in the dielectric block; and a conductor line disposed in the dielectric block so as not to be parallel to the longitudinal direction of the resonance lines, the conductor line being served as a device having an inductance component which is connected to a circuit comprising the resonance lines. | |
