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    • 3. 发明申请
    • SERS SUBSTRATES
    • SERS基板
    • WO2012158201A1
    • 2012-11-22
    • PCT/US2011/061750
    • 2011-11-22
    • LI, HaoLIN, MengshiYU, Qingsong
    • LI, HaoLIN, MengshiYU, Qingsong
    • G01J3/44
    • G01N21/658B82Y15/00B82Y20/00G01N2201/06113Y10S977/773Y10S977/811
    • A surface-enhanced Raman spectroscopy substrate device, including a base substrate, a single or multiple layered nanostructure that contains metals, and a plasma coating. The nanostructure metal is selected from the group including silver, gold, platinum, copper, titanium, chromium, and combinations thereof. The plasma coating has a thickness of 1-200 nm and may locate on the nanostructure layer or on the base substrate. The plasma coating can precisely control the surface characteristics, including surface energy, hydrophilicity, and contact angle, of the SERS device and may then help to regulate the SERS substrate with well defined and uniform water/oil contact angle with small standard deviation. The water contact angle of the SERS substrate may range from 20 to 140 degrees.
    • 表面增强拉曼光谱基板装置,包括基底,含有金属的单层或多层纳米结构和等离子涂层。 纳米结构金属选自银,金,铂,铜,钛,铬及其组合。 等离子体涂层的厚度为1-200nm,可以位于纳米结构层或基底上。 等离子体涂层可以精确地控制SERS器件的表面能,包括表面能,亲水性和接触角,并且可以帮助以较小的标准偏差限制和均匀的水/油接触角来调节SERS衬底。 SERS底物的水接触角可以在20至140度的范围内。
    • 4. 发明申请
    • MODULAR HEAT SINK FOR LED LUMINAIRE
    • LED散热片散热片
    • WO2012159860A1
    • 2012-11-29
    • PCT/EP2012/058152
    • 2012-05-03
    • OSRAM AGXIONG, HuijunCHEN, YouLI, HaoCHEN, Xiaomian
    • XIONG, HuijunCHEN, YouLI, HaoCHEN, Xiaomian
    • F21S8/02F21Y101/02
    • F21V29/713F21S8/026F21V21/30F21V29/77F21Y2115/10
    • The present invention provides a modular heat sink for LED luminaire, wherein the modular heat sink includes at least two modular heat sink units (8, 9, 10, m, m+1), which are jointed together in thermal communication with each other for use in, in particular a high power LED luminaire, such that the illuminating angle of the LED luminaire can be adjusted within a range of 0° to 180°. According to various power requirements for the LED luminaire, the modular heat sink of the present invention may be formed by combination of various number n of modular heat sink units. Therefore, the costs of the heat sink are reduced, and manufacturing process for the modular heat sink unit of the heat sink is simple and varied. Furthermore, the illuminating angle of the LED luminaire may be adjusted within a range of 0° to 180°.
    • 本发明提供了一种用于LED灯具的模块化散热器,其中模块化散热器包括至少两个模块化散热器单元(8,9,10,m,m + 1),它们彼此热连通地连接在一起,用于 用于特别是大功率LED灯具,使得LED灯具的照明角度可以在0°至180°的范围内调节。 根据LED灯具的各种功率要求,本发明的模块化散热器可以通过组合各种数量的模块化散热器单元形成。 因此,降低了散热器的成本,并且散热器的模块化散热器单元的制造过程简单而多变。 此外,LED灯具的照明角度可以在0°至180°的范围内调节。
    • 7. 发明申请
    • Push-push oscillator circuit
    • 推挽式振荡电路
    • WO2012025791A1
    • 2012-03-01
    • PCT/IB2010/053850
    • 2010-08-26
    • FREESCALE SEMICONDUCTOR, INC.YIN, YiLI, HaoTROTTA, Saverio
    • YIN, YiLI, HaoTROTTA, Saverio
    • H03B5/18H01P7/08H03F3/45
    • H02M7/53835H03B5/1209H03B5/1218H03B5/1231H03B5/124H03B5/1847H03B25/00H03B2200/007
    • The invention pertains to a push-push oscillator circuit (10) with a first oscillation branch with a first active device (12) and a first tank (16, 20) adapted to provide a signal having a fundamental frequency f 0 , a second oscillation branch with a second active device (14) and a second tank (18, 22) symmetrical to the first oscillation branch and adapted to provide a signal having the fundamental frequency f 0 . Output branches (24, 28, 50, 60) are coupled to the first oscillation branch and the second oscillation branch to provide signals having the second harmonic frequency 2f0 of the fundamental signal based on the signals having the fundamental frequency f 0 and/or to provide signals having the fundamental frequency f 0 . The push-push oscillator circuit (10) further comprises at least one terminal branch (36, 58, 68, 78) with a terminal (42, 82, 94, 100) adapted to provide a component of a differential signal having the second harmonic frequency 2f0 or the fundamental frequency f 0 . The at least one terminal branch (36, 58, 68, 78) comprises a RF stub (44, 84) comprising a quarter-wavelength transmission line (46, 86, 102, 106) and a corresponding capacitor (48, 88, 104, 108) for a signal having the second harmonic frequency 2f 0 or the fundamental frequency f 0 . The invention also pertains to a push-push oscillator circuit (10) having output branches (24, 28, 50, 60) coupled to the first oscillation branch and the second oscillation branch to provide signals having the fundamental frequency f 0 . One of the output branches (50) comprises two coupling inductors (52, 54) and a first fundamental frequency branch (58) having a first fundamental frequency terminal (94), the first fundamental frequency branch (58) being coupled in series with one of the coupling inductors (54), the two coupling inductors being coupled to each other in series via a first connection point. Another one of the output branches (60) comprises two coupling inductors (62, 64) and a second fundamental frequency branch (68) with a second fundamental frequency terminal (100), the second fundamental frequency branch (68) being coupled in series to one of the coupling inductors (54) of this output branch (6), and the two coupling inductors (62, 64) of this output branch (60) being coupled to each other in series via a second connection point. The push-push-oscillator circuit (10) is adapted to provide a differential signal having the fundamental frequency f 0 at the first and second fundamental frequency terminals.
    • 本发明涉及具有第一振荡分支的推挽式振荡电路(10),第一振荡分支具有第一有源器件(12)和适于提供具有基频f0的信号的第一容器(16,20),第二振荡分支 具有与第一振荡分支对称的第二有源装置(14)和第二罐(18,22),并且适于提供具有基频f0的信号。 输出分支(24,28,50,60)耦合到第一振荡分支和第二振荡分支,以基于具有基频f0的信号提供具有基波信号的二次谐波频率2f0的信号和/或提供 具有基频f0的信号。 推挽振荡器电路(10)还包括至少一个端子分支(36,58,68,78),其具有适于提供具有二次谐波的差分信号的分量的端子(42,82,94,100) 频率2f0或基频f0。 所述至少一个端子支路(36,58,68,78)包括RF短截线(44,84),其包括四分之一波长传输线(46,86,102,106)和相应的电容器(48,88,104) ,108),用于具有二次谐波频率2f0或基频f0的信号。 本发明还涉及一种具有耦合到第一振荡分支和第二振荡分支的输出分支(24,28,50,60)的推压振荡器电路(10),以提供具有基频f0的信号。 输出分支(50)中的一个包括两个耦合电感器(52,54)和具有第一基频端子(94)的第一基频分支(58),第一基频分支(58)与一个 的耦合电感器(54),两个耦合电感器通过第一连接点彼此串联连接。 输出分支(60)中的另一个包括具有第二基频终端(100)的两个耦合电感(62,64)和第二基频分支(68),第二基频分支(68)串联耦合 该输出支路(6)的耦合电感器(54)和该输出支路(60)的两个耦合电感器(62,64)之一经由第二连接点彼此串联连接。 推压振荡器电路(10)适于提供在第一和第二基频端子处具有基频f0的差分信号。
    • 8. 发明申请
    • VOLTAGE-CONTROLLED OSCILLATOR AND RADAR SYSTEM
    • 电压控制振荡器和雷达系统
    • WO2009138817A1
    • 2009-11-19
    • PCT/IB2008/051882
    • 2008-05-13
    • FREESCALE SEMICONDUCTOR, INC.LI, Hao
    • LI, Hao
    • H03B5/12H03B5/18
    • H03B5/1847H03B5/1218H03B5/1231H03B5/1243
    • A voltage-controlled oscillator (VCO) circuit (10) comprises an output terminal (24) for providing an oscillatory output signal thereat, a first inductor (32), a varactor (18), and a negative-resistance element (30). The varactor's capacitance is a function of a tuning potential (22) applied at a first terminal of the varactor. A bias branch (36, 42) is present for coupling a second terminal of the varactor to a bias potential (12). The bias branch comprises a second inductor or a transmission line (42). The bias branch (36, 42) may comprise a transmission line (42) the length of which is one quarter wavelength associated with the resonance frequency of the voltage-controlled oscillator circuit. A radar system including a VCO circuit is further disclosed.
    • 压控振荡器(VCO)电路(10)包括用于在其上提供振荡输出信号的输出端子(24),第一电感器(32),变容二极管(18)和负电阻元件(30)。 变容二极管的电容是施加在变容二极管的第一端的调谐电位(22)的函数。 存在用于将变容二极管的第二端子耦合到偏置电位(12)的偏压支路(36,42)。 偏置分支包括第二电感器或传输线(42)。 偏置支路(36,42)可以包括传输线(42),其长度是与压控振荡器电路的谐振频率相关的四分之一波长。 还公开了包括VCO电路的雷达系统。