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    • 12. 发明授权
    • Dielectric resonator apparatus comprising a plurality of one-half
wavelength dielectric coaxial resonators having open-circuit gaps at
ends thereof
    • 介质谐振器装置,包括在其端部具有开路间隙的多个半波长介电同轴谐振器
    • US5525946A
    • 1996-06-11
    • US306207
    • 1994-09-14
    • Tatsuya TsujiguchiTadahiro YoritaHitoshi TadaHideyuki KatoYukihiro KitaichiHaruo Matsumoto
    • Tatsuya TsujiguchiTadahiro YoritaHitoshi TadaHideyuki KatoYukihiro KitaichiHaruo Matsumoto
    • H01P1/205H01P1/202
    • H01P1/2056
    • A dielectric resonator apparatus comprising a plurality of dielectric coaxial resonators has a dielectric block with first and second surfaces and a plurality of side surfaces located therebetween, and a plurality of cylindrical resonator holes are formed in parallel to each other so as to penetrate the dielectric block, each of the resonator holes having an opening at the first surface and another opening at the second surface. Further, an outer conductor is formed on the first and second surfaces and a plurality of side surfaces, and a plurality of inner conductors is formed on the plurality of resonator holes, respectively. Then a plurality of extending conductors is formed in the vicinity of the openings of the plurality of resonator holes, respectively, so as to extend from the outer conductor to the plurality of resonator holes and to form gaps between the plurality of extending conductors and the inner conductors, each of the inner conductors having open-circuit ends in the vicinity of both the openings of the resonator holes, thereby constituting a plurality of dielectric coaxial resonators. Furthermore, a pair of input and output electrodes is formed on the side surfaces so as to be electrically insulated from the outer conductor.
    • 包括多个介电同轴谐振器的介质谐振器装置具有介电块,其具有第一和第二表面以及位于其间的多个侧表面,并且多个圆柱形谐振器孔彼此平行地形成以穿透介电块 每个谐振器孔在第一表面具有开口,在第二表面具有另一个开口。 此外,在第一和第二表面和多个侧表面上形成外导体,并且在多个谐振器孔上分别形成多个内导体。 然后,分别在多个谐振器孔的开口附近形成多个延伸导体,以便从外部导体延伸到多个谐振器孔,并在多个延伸导体和内部导体之间形成间隙 导体,每个内部导体在谐振器孔的两个开口附近都具有开路端,从而构成多个电介质同轴谐振器。 此外,在侧表面上形成一对输入和输出电极,以便与外部导体电绝缘。
    • 18. 发明授权
    • Dielectric filter including at least one band elimination filter
    • 介质滤波器,包括至少一个带状滤波器
    • US5712604A
    • 1998-01-27
    • US469443
    • 1995-06-06
    • Hitoshi TadaHideyuki KatoHaruo MatsumotoTatsuya Tsujiguchi
    • Hitoshi TadaHideyuki KatoHaruo MatsumotoTatsuya Tsujiguchi
    • H01P1/205H01P1/20
    • H01P1/2056
    • A single-stage dielectric band elimination filter has a dielectric block with its outer surfaces mostly covered by an outer conductor and two mutually coupled resonant lines formed therein. Each resonant line has an open end insulated from the outer conductor and a shorted end connected thereto, the open and shorted ends of the two resonant lines being oppositely oriented. A multi-stage dielectric filter has a plurality of such single-stage band elimination filters formed inside a dielectric block, each mutually adjacent pair of the single-stage band elimination filters being interdigitally coupled or combline-coupled to each other with phase shift of II/2 therebetween. The open end of a resonant line may be formed at one of the end surfaces of the dielectric block, being connected to an electrode insulated from the outer conductor, or at an annular conductor-free area formed on the inner surface of the corresponding throughhole. The resonant lines for forming the plurality of single-stage band elimination filters may be arranged horizontally or vertically with respect to each other. Screening electrodes may be inserted between mutually adjacent resonant lines.
    • 单级介质带除滤波器具有介电块,其外表面主要被外导体覆盖,并且形成有两个相互耦合的谐振线。 每个谐振线路具有与外部导体绝缘的开口端和与其连接的短路端,两个谐振线路的开路端和短路端相对定向。 多级介质滤波器具有形成在介质块内部的多个这样的单级带除滤波器,每个相互相邻的单级带除滤波器对被互相连接或组合耦合,具有II相位 / 2。 谐振线路的开口端可以形成在介质块的一个端面上,连接到与外部导体绝缘的电极,或形成在相应通孔的内表面上的环形无导体区域。 用于形成多个单级带除滤波器的谐振线路可以相对于彼此水平或垂直布置。 屏蔽电极可以插入相互相邻的谐振线之间。
    • 19. 发明授权
    • Dielectric resonator apparatus comprising connection conductors
extending between resonators and external surfaces
    • 介质谐振器装置包括在谐振器和外表面之间延伸的连接导体
    • US5629656A
    • 1997-05-13
    • US317334
    • 1994-10-04
    • Hitoshi TadaHideyuki KatoTatsuya Tsujiguchi
    • Hitoshi TadaHideyuki KatoTatsuya Tsujiguchi
    • H01P1/205H01P5/08
    • H01P1/2056
    • A dielectric resonator apparatus includes at least one dielectric coaxial resonator in a dielectric block of a dielectric material having first and second end surfaces, and a plurality of side surfaces. At least one cylindrical resonator hole is disposed so as to penetrate the dielectric block and an outer conductor is disposed on at least the first end surface and, the plurality of side surfaces. Further, at least one inner conductor is disposed in the resonator hole so that one end thereof located on the first end surface side is electrically insulated from the outer conductor, thereby constituting at least one dielectric coaxial resonator. A pair of input and output electrodes is disposed on at least one predetermined side surface of the dielectric block so as to be electrically insulated from the outer conductor and to be close to one end of the inner conductor located adjacent the first end surface. Furthermore, two penetrating holes are disposed so as to penetrate the dielectric block between a pair of input and output electrodes and the inner conductor, and two connection conductors for electrically connecting a pair of input and output electrodes to the inner conductor are disposed in the penetrating holes.
    • 介质谐振器装置包括在具有第一和第二端面以及多个侧表面的电介质材料的介质块中的至少一个电介质同轴谐振器。 至少一个圆柱形谐振器孔被设置成穿透介电块,并且外部导体设置在至少第一端面和多个侧表面上。 此外,至少一个内部导体设置在谐振器孔中,使得位于第一端面侧的一端与外部导体电绝缘,从而构成至少一个电介质同轴谐振器。 一对输入和输出电极设置在介电块的至少一个预定侧表面上,以便与外部导体电绝缘并且靠近位于邻近第一端面的内部导体的一端。 此外,两个贯通孔被设置成穿过一对输入和输出电极和内部导体之间的介质块,并且将一对输入和输出电极电连接到内部导体的两个连接导体设置在穿透 孔。
    • 20. 发明授权
    • Dielectric filter
    • 介质过滤器
    • US5905420A
    • 1999-05-18
    • US783074
    • 1997-01-15
    • Tatsuya TsujiguchiHaruo MatsumotoHideyuki Kato
    • Tatsuya TsujiguchiHaruo MatsumotoHideyuki Kato
    • H01P1/205H01P1/213H01P1/202H01P5/12
    • H01P1/2136H01P1/2056
    • A dielectric filter is provided which permits one to obtain desired external coupling easily without lowering Qo of resonators. The filter comprises a dielectric block having an open end surface and a shorted end surface and provided with resonator holes. Excitation holes are formed in the block outside the resonator holes, respectively. Input/output electrodes are formed on the open end-surface. The electrodes are electrically connected with conductors formed inside the excitation holes but isolated from an outer conductor. The conductors inside the excitation holes are electrically connected with the outer conductor on the shorted end surface. The excitation holes are electromagnetically coupled to the respective adjacent resonator holes, thus providing external coupling.
    • 提供了一种介质滤波器,其允许在容易地获得期望的外部耦合而不降低谐振器的Qo。 该滤波器包括具有开放端面和短路端面并具有谐振孔的电介质块。 在谐振器孔外部的块中分别形成激励孔。 输入/输出电极形成在开口端面上。 电极与形成在激发孔内部但与外部导体隔离的导体电连接。 励磁孔内的导体与短路端面上的外导体电连接。 励磁孔电磁耦合到各个相邻的谐振器孔,从而提供外部耦合。