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    • 45. 发明授权
    • Multi-input multi-output antenna system
    • 多输入多输出天线系统
    • US09590297B2
    • 2017-03-07
    • US13641759
    • 2011-04-29
    • Hao AiHui JiangLu Zhang
    • Hao AiHui JiangLu Zhang
    • H01Q1/52H01Q1/38H01Q9/42H01Q21/28H01Q1/24H01Q1/50
    • H01Q1/523H01Q1/243H01Q1/38H01Q1/50H01Q1/521H01Q9/42H01Q21/28
    • The present invention discloses a multi-input multi-output antenna system comprising a first radiation unit, a second radiation unit, a radiation floor, a dielectric plate and a parasitic element. The first radiation unit, the second radiation unit and the parasitic element are printed on an upper surface of the dielectric plate, and the radiation floor is printed on a lower surface of the dielectric plate. The first radiation unit and the second radiation unit are planar monopole antennas, and the parasitic element is positioned between the first radiation unit and the second radiation unit. The system in accordance with the present invention can implement miniaturization of the antennas, and ensure two ports of an antenna have high isolation while maintaining good radiation performance.
    • 本发明公开了一种多输入多输出天线系统,包括第一辐射单元,第二辐射单元,辐射层,电介质板和寄生元件。 第一辐射单元,第二辐射单元和寄生元件被印刷在电介质板的上表面上,并且辐射底板被印刷在电介质板的下表面上。 第一辐射单元和第二辐射单元是平面单极天线,并且寄生元件位于第一辐射单元和第二辐射单元之间。 根据本发明的系统可以实现天线的小型化,并且确保天线的两个端口具有高隔离性,同时保持良好的辐射性能。
    • 46. 发明授权
    • Method and device for realizing specific absorption rate (SAR) control
    • 实现比吸收率(SAR)控制的方法和装置
    • US09559415B2
    • 2017-01-31
    • US13980753
    • 2011-06-01
    • Lu Zhang
    • Lu Zhang
    • H04B1/38H01Q3/00H04B1/3827H01Q1/52H01Q9/30H01Q1/22H01Q1/24
    • H01Q3/00H01Q1/2275H01Q1/245H01Q1/52H01Q9/30H04B1/3838
    • The disclosure discloses a method and device for realizing Specific Absorption Rate (SAR) control, in both of which phase shifters can be provided on a metal ground edge of a wireless terminal, and an induced current of the metal ground edge can be altered by applying the phase shifters, so as to reduce an antenna near field radiation characteristic of an SAR. The method and device of the disclosure can alter current phase and amplitude distribution of the metal ground without affecting the reception and transmission performance of the terminal, so as to reduce a local SAR peak value and lessen the harm of radiation to human bodies. Furthermore, the disclosure does not require any major change in a structure, circuit, and, antenna of a designed model, and can save space. The disclosure bears great flexibility and adaptability in an application, thereby realizing the objective of miniaturized design of the wireless terminal.
    • 本公开公开了一种用于实现比吸收率(SAR)控制的方法和装置,其中可以在无线终端的金属接地边缘上提供移相器,并且可以通过应用来改变金属接地边缘的感应电流 移相器,以减少SAR近场辐射特性。 本公开的方法和装置可以改变金属接地的电流相位和幅度分布,而不影响端子的接收和传输性能,从而降低局部SAR峰值并减少辐射对人体的伤害。 此外,本公开不需要设计模型的结构,电路和天线的任何重大改变,并且可以节省空间。 本发明在应用中具有很大的灵活性和适应性,从而实现了无线终端的小型化设计的目的。
    • 47. 发明申请
    • Magnetic suspension planar motor with structure of superconductor excitation
    • 具有超导体激励结构的磁悬浮平面电机
    • US20140327327A1
    • 2014-11-06
    • US14116109
    • 2012-07-03
    • Baoquan KouXiaokun LiLu ZhangHe Zhang
    • Baoquan KouXiaokun LiLu ZhangHe Zhang
    • H02K7/09H01F6/04H02K41/03
    • H02K7/09H01F6/04H02K41/031H02K55/00H02K2201/18
    • A magnetic suspension planar motor comprises a structure of superconductor excitation. A primary base plate is in a shape of board. Armature windings are fixed on an air gap side of the primary base plate. A secondary base plate in a secondary structure is evenly divided into 2 h*2 h magnet cells. 2 h2 superconducting magnets are respectively fixed in the magnet cells on the secondary base plate, which resembles a checkerboard pattern. The superconducting magnets are adjacent to each other, neither in a horizontal direction nor in a vertical direction. The superconducting magnets are magnetized parallelly, and magnetization directions of the superconducting magnets are perpendicular to a surface on an air gap side of the secondary base plate. The superconducting magnets in a same row or column have same magnetization directions, and the superconducting magnets in adjacent rows columns have contrary magnetization directions. A cooling container shields all of the superconducting magnets.
    • 磁悬浮平面电动机包括超导体激励的结构。 主基板是板的形状。 电枢绕组固定在主基板的气隙侧。 二级结构中的次级基板均匀分为2h * 2h的磁体细胞。 2h2超导磁体分别固定在次基板上的类似棋盘图案的磁体单元中。 超导磁体既不在水平方向也不在垂直方向上彼此相邻。 超导磁体被平行磁化,并且超导磁体的磁化方向垂直于次级基板的气隙侧的表面。 相同列或列中的超导磁体具有相同的磁化方向,并且相邻行列中的超导磁体具有相反的磁化方向。 冷却容器屏蔽所有超导磁体。
    • 48. 发明申请
    • Multi-antenna mobile phone data card and method for reducing specific absorption rate
    • 多天线手机数据卡及降低比吸收率的方法
    • US20140135064A1
    • 2014-05-15
    • US14129444
    • 2011-11-16
    • Pan HuangLu ZhangHui Jiang
    • Pan HuangLu ZhangHui Jiang
    • H04M1/725
    • H04M1/72527H01Q1/2275H01Q1/245H01Q1/48
    • The present disclosure provides a multi-antenna mobile phone data card and method for reducing a specific absorption rate, where the data card includes: a radio frequency (RF) substrate, antennas configured to transmit and receive signals, and a feed source, connected between the RF substrate and the antennas, configured to excite the antennas, the RF substrate has a rectangular shape, and the feed source is arranged at a first corner of the RF substrate, a first hollow portion is arranged at a second corner which is adjacent to the first corner and is located on a short side of the RF substrate on which the first corner is located, the first hollow portion is provided with a first metal strip, the first metal strip has an end connected with the short side, and another end as a free end, a first electrical length formed from the feed source to the free end of the first metal strip is equal to a second electrical length formed from the feed source to another short side along a long side on which the first corner is located. According to the present disclosure, through the method of changing the shape of the RF substrate, the same electrical lengths is obtained from the feed source respectively to several edge points on the RF substrate, and thus reducing the current peak and the SAR value on the RF substrate and saving the structure space, thereby reducing the radiation hazard of the data card to the human body.
    • 本公开提供了一种用于降低特定吸收率的多天线移动电话数据卡和方法,其中数据卡包括:射频(RF)基板,被配置为发送和接收信号的天线以及连接在 RF基板和天线,被配置为激励天线,RF基板具有矩形形状,并且馈送源布置在RF基板的第一角处,第一中空部分布置在第二角部处,第二角部邻近 第一角部并且位于RF基板的位于第一角部的短边上,第一中空部分设置有第一金属带,第一金属带具有与短边连接的端部,另一端 作为自由端,从进料源至第一金属带的自由端形成的第一电长度等于从进料源形成的第二电长度沿着长边形成另一短边 第一个角落所在的位置。 根据本公开,通过改变RF基板的形状的方法,从馈源分别获得与RF基板上的若干边缘点相同的电长度,从而降低电流峰值和SAR值 RF基板并节省结构空间,从而将数据卡的辐射危害降低到人体。
    • 49. 发明申请
    • Method and device for realizing specific absorption rate (SAR) control
    • 实现比吸收率(SAR)控制的方法和装置
    • US20130293441A1
    • 2013-11-07
    • US13980753
    • 2011-06-01
    • Lu Zhang
    • Lu Zhang
    • H01Q3/00
    • H01Q3/00H01Q1/2275H01Q1/245H01Q1/52H01Q9/30H04B1/3838
    • The disclosure discloses a method and device for realizing Specific Absorption Rate (SAR) control, in both of which phase shifters can be provided on a metal ground edge of a wireless terminal, and an induced current of the metal ground edge can be altered by applying the phase shifters, so as to reduce an antenna near field radiation characteristic of an SAR. The method and device of the disclosure can alter current phase and amplitude distribution of the metal ground without affecting the reception and transmission performance of the terminal, so as to reduce a local SAR peak value and lessen the harm of radiation to human bodies. Furthermore, the disclosure does not require any major change in a structure, circuit, and, antenna of a designed model, and can save space. The disclosure bears great flexibility and adaptability in an application, thereby realizing the objective of miniaturized design of the wireless terminal.
    • 本公开公开了一种用于实现比吸收率(SAR)控制的方法和装置,其中可以在无线终端的金属接地边缘上提供移相器,并且可以通过应用来改变金属接地边缘的感应电流 移相器,以减少SAR近场辐射特性。 本公开的方法和装置可以改变金属接地的电流相位和幅度分布,而不影响端子的接收和传输性能,从而降低局部SAR峰值并减少辐射对人体的伤害。 此外,本公开不需要设计模型的结构,电路和天线的任何重大改变,并且可以节省空间。 本发明在应用中具有很大的灵活性和适应性,从而实现了无线终端的小型化设计的目的。