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    • 14. 发明申请
    • OSCILLATOR CIRCUIT
    • 振荡器电路
    • WO2010076670A1
    • 2010-07-08
    • PCT/IB2009/050014
    • 2009-01-05
    • FREESCALE SEMICONDUCTOR, INC.TROTTA, Saverio
    • TROTTA, Saverio
    • H03B5/12H03B5/18
    • H03B5/1847H03B2200/007H03B2200/0098
    • An oscillator circuit (10) comprises a push-push oscillator (12) and a differential output (14, 15), comprising a first (16) and a second (18) output circuit. The push-push oscillator (12) has a first (20) and a second (22) branch. Each of the first (20) and second (22) branch comprises an own voltage divider branch (24, 26) of a common bridge circuit (28). Each of the first (24) and second (26) voltage divider branches comprises an own pair of micro-strip lines (30, 32; 34, 36) connected in series. Each of the first (24) and second (26) voltage divider branches has an own tap (C, D). Both taps (C, D) are connected to each other by at least one of a first capacity (42) and a micro-strip line. The differential output comprises a first (14) and a second (15) output terminal. The first output terminal (14) is connected via the first output circuit (16) to a first node (A). The second output terminal (15) is connected via the second output circuit (18) to a second node (B). Each of the first (A) and second (B) nodes of the push-push oscillator (12) is a common node (A, B) of both of the first (20) and the second branches (22).
    • 振荡器电路(10)包括推挽振荡器(12)和差分输出(14,15),包括第一输入(16)和第二输出电路(18)。 推压振荡器(12)具有第一(20)和第二(22)分支。 第一(20)和第二(22)分支中的每一个分支包括共用电桥电路(28)的自己的分压器分支(24,26)。 第一(24)和第二(26)分压器分支中的每一个分别包括串联连接的自己的一对微带线(30,32; 34,36)。 第一(24)和第二(26)分压器分支中的每一个具有自己的抽头(C,D)。 两个抽头(C,D)通过第一容量(42)和微带线中的至少一个相互连接。 差分输出包括第一输入端(14)和第二输出端子(15)。 第一输出端子(14)经由第一输出电路(16)连接到第一节点(A)。 第二输出端子(15)经由第二输出电路(18)连接到第二节点(B)。 推挽振荡器(12)的第一(A)和第二(B)节点中的每一个是第一(20)和第二分支(22)两者的公共节点(A,B)。
    • 17. 发明申请
    • DIELECTRIC RESONATOR CONTROLLED OSCILLATOR WITH FREQUENCY MULTIPLICATION
    • 具有频率乘法的电介质谐振器控制振荡器
    • WO1987000707A1
    • 1987-01-29
    • PCT/JP1986000390
    • 1986-07-23
    • NEC CORPORATIONNAGATA, Eiji
    • NEC CORPORATION
    • H03B05/18
    • H03B5/1876H03B5/1852H03B19/14H03B2200/007
    • In a dielectric resonator controlled oscillator with frequency multiplication, a line (12) has an open end and another end connected to a gate electrode of an FET (11) with a dielectric resonator (13) electromagnetically coupled to the line at a location along a total length of the line. The total length is selected to make a combination of the line and the dielectric resonator have a substantially zero impedance for a higher harmonic frequency when seen from the gate electrode. More specifically, the total length is selected so as to be equal to about three quarters of a wavelength which a frequency multiplied oscillation, such as a frequency doubled oscillation, has in the line. The location is selected so as to optimize the oscillator for a fundamental oscillation of a fundamental frequency determined by the dielectric resonator.
    • 在具有倍频的介质谐振器控制振荡器中,线(12)具有开口端,另一端连接到具有电介质谐振器(13)的FET(11)的栅电极,电介质谐振器(13)沿着沿着 线的总长度。 总长度被选择为使得当从栅电极观察时,线和介质谐振器的组合对于较高谐波频率具有基本零阻抗。 更具体地,总长度被选择为等于频率倍增振荡(例如倍频振荡)的波长的大约四分之三。 选择该位置以优化用于由介质谐振器确定的基频的基本振荡的振荡器。