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    • 1. 发明授权
    • Transmission line converter using oblique coupling slots disposed in the narrow wall of a rectangular waveguide
    • 传输线转换器,其使用设置在矩形波导的窄壁中的倾斜耦合槽
    • US08169274B2
    • 2012-05-01
    • US12664127
    • 2007-07-05
    • Yukihiro TaharaHideyuki Oh-HashiTetsuya OhbaSatoshi Yamaguchi
    • Yukihiro TaharaHideyuki Oh-HashiTetsuya OhbaSatoshi Yamaguchi
    • H01P5/107
    • H01P5/107
    • It is an object to obtain a transmission line converter in which a rectangular waveguide provided under a transmission line may be reduced in size. In the transmission line converter including: a rectangular waveguide (11); a slot (5) provided in a wall surface of the rectangular waveguide (11); and a transmission line (13) which extends in a direction of a tube axis of the rectangular waveguide (11) and includes signal conductors (2 and 3) and a ground conductor (4), the slot (5) is provided in a narrower wall surface of the rectangular waveguide (11) and has a shape in which a central portion of the slot (5) includes an oblique portion to the tube axis of the rectangular waveguide (11) and at least one of both end portions of the oblique portion includes a portion parallel to the tube axis of the rectangular waveguide (11), and the wall surface of the rectangular waveguide (11) in which the slot (5) is provided is a part of the ground conductor (4).
    • 本发明的目的是获得传输线转换器,其中设置在传输线下方的矩形波导的尺寸可以减小。 在传输线转换器中,包括:矩形波导(11); 设置在矩形波导(11)的壁表面中的槽(5); 以及沿所述矩形波导管的管轴方向延伸并包括信号导体(2和3)和接地导体(4)的传输线(13),所述槽(5)设置得更窄 矩形波导(11)的壁面,并且具有槽(5)的中心部分包​​括与矩形波导(11)的管轴线相对的倾斜部分的形状,并且倾斜的两个端部中的至少一个 部分包括平行于矩形波导(11)的管轴的部分,并且其中设置有槽(5)的矩形波导(11)的壁表面是接地导体(4)的一部分。
    • 2. 发明授权
    • Bandstop filter having a main line and ¼ wavelength resonators in proximity thereto
    • 带阻滤波器具有主线和邻近其的1/4波长谐振器
    • US07671707B2
    • 2010-03-02
    • US10558781
    • 2003-07-30
    • Tetsu OhwadaHiroshi OsakadaHideyuki Oh-Hashi
    • Tetsu OhwadaHiroshi OsakadaHideyuki Oh-Hashi
    • H01P1/203
    • H01P1/2039
    • A bandstop filter where variation in characteristics is suppressed to minimum and which realizes an increased production yield. The physical length of a line joint portion between a main line and an oscillator can be enlarged by providing an impedance non-continuous structure portion in a strip conductor of the oscillator. In comparison to the case where the impedance non-continuous structure portion is not provided, the width of a joint slit required to obtain an equal joint amount can be enlarged. When the joint slit width is enlarged, variation in filter characteristics caused by pattern accuracy can be reduced because of the enlarged joint slip width, thus improving a filter yield. This means that pattern accuracy requirement for production is loosened. Freedom in selecting a dielectric substrate is increased, which also provides an advantage that a filter can be produced using a less expensive dielectric substrate with not very high pattern accuracy.
    • 将特性变化抑制到最小的带阻滤波器,实现增加的产量。 通过在振荡器的带状导体中提供阻抗不连续的结构部分,可以扩大主线和振荡器之间的线接合部分的物理长度。 与没有设置阻抗非连续结构部的情况相比,可以扩大获得相等接合量所需的接缝的宽度。 当接缝宽度扩大时,由于关节滑移宽度的增大可以减小图案精度引起的过滤器特性的变化,从而提高过滤器的收率。 这意味着生产的图形精度要求被放宽了。 提高了选择电介质基板的自由度,这也提供了利用不太高图案精度的较便宜的电介质基板来制造滤光片的优点。
    • 4. 发明授权
    • RF circuit module
    • RF电路模块
    • US06335669B1
    • 2002-01-01
    • US09361213
    • 1999-07-27
    • Moriyasu MiyazakiHidenori YukawaHideyuki Oh-HashiMasatoshi Nii
    • Moriyasu MiyazakiHidenori YukawaHideyuki Oh-HashiMasatoshi Nii
    • H03H1100
    • H01L25/0657H01L23/66H01L24/48H01L24/73H01L25/162H01L2224/05599H01L2224/32225H01L2224/48091H01L2224/48227H01L2224/48235H01L2224/73265H01L2224/85399H01L2225/0651H01L2225/0652H01L2225/06572H01L2225/06582H01L2924/00014H01L2924/01079H01L2924/15153H01L2924/1517H01L2924/15192H01L2924/16152H01L2924/16195H01L2924/1627H01L2924/19041H01L2924/3025H01L2924/00012H01L2224/45015H01L2924/207H01L2224/45099
    • An RF circuit module comprising a first RF semiconductor device 19 mounted within a cavity 4 surrounded by a wall 3 of a first dielectric circuit board 1, and a second RF semiconductor device 29 mounted to a second dielectric circuit board 2 placed on the wall 3. A metal base 11 is disposed on the first circuit board 1 and a number of embedded conductors 13 such as via holes are embedded within the wall 3 and arranged to surround the cavity 4 so that each having one end electrically connected to the metal base 11 and the other end exposed and arranged to surround the cavity 4. A metal cover 12 is sealingly attached to the first circuit board 1 to cover the second circuit board 2 and the second RF semiconductor device 29 and electrically connected at the upper surface of the wall 3. Therefore, the first and second RF semiconductor devices are electrically shielded and hermetically sealed, providing an RF circuit module of small-sized and high-performance. The metal cover may have a plate-like shape, the first circuit board may be a high-temperature burned circuit board and the second circuit board may be a low-temperature burned circuit board, the electrical connection between the first circuit board and the second circuit board may be made through a solder bump or an anisotropic conductive sheet. The metal base 11 may be exposed to the cavity, the first circuit board may have mounted thereon a transmission circuit and the second circuit board may have mounted thereon a reception circuit, and a high-frequency circuit device, which is not necessary to be hermetically sealed, may be mounted on the first circuit board outside of the metal cover.
    • 一种RF电路模块,包括安装在由第一介电电路板1的壁3围绕的空腔4内的第一RF半导体器件19和安装到放置在壁3上的第二介质电路板2的第二RF半导体器件29。 金属基体11设置在第一电路板1上,并且诸如通孔的多个嵌入式导体13嵌入在壁3内并且被布置成围绕空腔4,使得每个具有一端电连接到金属基座11和 另一端露出并布置成围绕空腔4.金属盖12密封地附接到第一电路板1以覆盖第二电路板2和第二RF半导体器件29并且电连接在壁3的上表面 因此,第一和第二RF半导体器件被电屏蔽和气密密封,提供小尺寸和高性能的RF电路模块。 金属盖可以具有板状形状,第一电路板可以是高温烧伤电路板,第二电路板可以是低温烧毁电路板,第一电路板和第二电路板之间的电连接 电路板可以通过焊料凸块或各向异性导电片制成。 金属基座11可以暴露于空腔中,第一电路板可以安装有传输电路,并且第二电路板可以安装有接收电路和不需要密封的高频电路装置 密封,可以安装在金属盖外面的第一个电路板上。
    • 5. 发明申请
    • Bandstop filter
    • 带状滤波器
    • US20060250199A1
    • 2006-11-09
    • US10558781
    • 2003-07-30
    • Tetsu OhwadaHiroshi OsakadaHideyuki Oh-Hashi
    • Tetsu OhwadaHiroshi OsakadaHideyuki Oh-Hashi
    • H01P1/203
    • H01P1/2039
    • A bandstop filter where variation in characteristics is suppressed to minimum and which realizes an increased production yield. The physical length of a line joint portion between a main line and an oscillator can be enlarged by providing an impedance non-continuous structure portion in a strip conductor of the oscillator. In comparison to the case where the impedance non-continuous structure portion is not provided, the width of a joint slit required to obtain an equal joint amount can be enlarged. When the joint slit width is enlarged, variation in filter characteristics caused by pattern accuracy can be reduced because of the enlarged joint slip width, thus improving a filter yield. This means that pattern accuracy requirement for production is loosened. Freedom in selecting a dielectric substrate is increased, which also provides an advantage that a filter can be produced using a less expensive dielectric substrate with not very high pattern accuracy.
    • 将特性变化抑制到最小的带阻滤波器,实现增加的产量。 通过在振荡器的带状导体中提供阻抗不连续的结构部分,可以扩大主线和振荡器之间的线接合部分的物理长度。 与没有设置阻抗非连续结构部的情况相比,可以扩大获得相等接合量所需的接缝的宽度。 当接缝宽度扩大时,由于关节滑移宽度的增大可以减小图案精度引起的过滤器特性的变化,从而提高过滤器的收率。 这意味着生产的图形精度要求被放宽了。 提高了选择电介质基板的自由度,这也提供了利用不太高图案精度的较便宜的电介质基板来制造滤光片的优点。
    • 7. 发明授权
    • Power divider/combiner
    • 功率分配器/组合器
    • US06489859B1
    • 2002-12-03
    • US09502786
    • 2000-02-11
    • Yukihiro TaharaHideyuki Oh-HashiMoriyasu Miyazaki
    • Yukihiro TaharaHideyuki Oh-HashiMoriyasu Miyazaki
    • H01P512
    • H01P5/16
    • The prior art has a problem in which an isolation between output terminals is deteriorated when a thin film resistor is used as an isolation resistor. Such being the case, in a power divider/combiner comprising an input terminal, two output terminals, two branch lines each connecting the input terminal and one of the output terminals and having a line length that is ¼ of a set wavelength or a multiple of integer of half a wavelength and ¼ of the set wavelength, and an isolation resistor connected to between the output terminals, there is provided an improved power divider/combiner further comprising a transmission line interposed between each of the output terminals and the branch lines. Consequently, even when using the isolation resistor having a length that can not be ignored as compared with a wavelength of a high-frequency signal in use, the isolation between the output terminals can be ensured.
    • 现有技术存在当薄膜电阻器用作隔离电阻器时输出端子之间的隔离劣化的问题。 在这种情况下,在包括输入端子,两个输出端子的功率分配器/组合器中,两个分支线路连接输入端子和输出端子中的一个,并且线路长度为设定波长的1/4或 设置波长的一半以及设定波长的1/4,以及连接在输出端子之间的隔离电阻器,提供了一种改进的功率分配器/组合器,还包括插入在每个输出端子和分支线路之间的传输线路。 因此,即使使用与使用的高频信号的波长相比不能忽略的长度的隔离电阻器,也能够确保输出端子之间的隔离。
    • 8. 发明授权
    • Stabilized frequency synthesizer
    • 稳定频率合成器
    • US5410277A
    • 1995-04-25
    • US259867
    • 1994-06-15
    • Hideki AsaoYutaka OzakiTetsu OwadaHideyuki Oh-Hashi
    • Hideki AsaoYutaka OzakiTetsu OwadaHideyuki Oh-Hashi
    • H01P1/217H01P7/00H03B5/18H03L7/087H03L7/099H03L7/183H03L7/07H03L7/18
    • H03L7/099H03B5/1882H03L7/087H03L7/183
    • A frequency synthesizer, which controls the fluctuation of frequency not only of a long period but also a short period, ensures a wide frequency control range and can be realized at a low cost, can be obtained. The frequency synthesizer includes a first control circuit and a second control circuit, the first control circuit having a first variable frequency divider connected between a coupler for extracting a part of an oscillator and a main coil disposed within a magnetic circuit, a first phase detector, a first reference signal generator, a first loop filter and a first coil driving circuit and the second control circuit having a second variable frequency divider connected between said coupler and a sub-coil disposed in said magnetic circuit, a second phase detector, a second reference signal generator, a second loop filter and a second coil driving circuit in order to share the roles in such a manner that the first control circuit controls the fluctuation of the long period frequency, while the second control circuit controls the fluctuation of the short period frequency.
    • 可以获得频率合成器,其不仅长期而且短时间地控制频率的波动,可以获得宽的频率控制范围并且可以以低成本实现。 频率合成器包括第一控制电路和第二控制电路,第一控制电路具有连接在用于提取振荡器的一部分的耦合器和设置在磁路内的主线圈之间的第一可变分频器,第一相位检测器, 第一参考信号发生器,第一环路滤波器和第一线圈驱动电路,所述第二控制电路具有连接在所述耦合器和设置在所述磁路中的子线圈之间的第二可变分频器,第二相位检测器,第二参考 信号发生器,第二环路滤波器和第二线圈驱动电路,以便共享作用,使得第一控制电路控制长周期频率的波动,而第二控制电路控制短周期频率的波动 。
    • 9. 发明申请
    • TRANSMISSION LINE CONVERTER
    • 变速器线路转换器
    • US20100176894A1
    • 2010-07-15
    • US12664127
    • 2007-07-05
    • Yukihiro TaharaHideyuki Oh-HashiTetsuya OhbaSatoshi Yamaguchi
    • Yukihiro TaharaHideyuki Oh-HashiTetsuya OhbaSatoshi Yamaguchi
    • H01P5/107
    • H01P5/107
    • A transmission line converter in which a rectangular waveguide provided under a transmission line may be reduced in size. The transmission line converter includes: a rectangular waveguide; a slot provided in a wall surface of the rectangular waveguide; and a transmission line which extends in a direction of a tube axis of the rectangular waveguide and includes signal conductors and a ground conductor, the slot is provided in a narrower wall surface of the rectangular waveguide and has a shape in which a central portion of the slot includes an oblique portion to the tube axis of the rectangular waveguide and at least one of both end portions of the oblique portion includes a portion parallel to the tube axis of the rectangular waveguide, and the wall surface of the rectangular waveguide in which the slot is provided is a part of the ground conductor.
    • 其中设置在传输线下方的矩形波导的尺寸可以减小的传输线转换器。 传输线转换器包括:矩形波导; 设置在矩形波导的壁表面中的槽; 以及在矩形波导的管轴方向上延伸并且包括信号导体和接地导体的传输线,所述狭槽设置在矩形波导的较窄壁面中,并且具有这样的形状: 槽包括矩形波导的管轴的倾斜部分,并且倾斜部分的两个端部中的至少一个包括平行于矩形波导管的管轴的部分和矩形波导的壁表面,其中槽 是接地导体的一部分。