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    • 1. 发明授权
    • Dual band antenna arrangement
    • 双频天线布置
    • US06208299B1
    • 2001-03-27
    • US09525521
    • 2000-03-15
    • Björn LindmarkStefan JonssonDan Karlsson
    • Björn LindmarkStefan JonssonDan Karlsson
    • H01Q138
    • H01Q21/30H01Q5/42H01Q5/50H01Q21/08H01Q21/10
    • An antenna arrangement for receiving and/or transmitting electromagnetic signals in two spaced-apart frequency bands including a first frequency band having a first center frequency (f1) and a second frequency band having a second center frequency (f2). A first set of antenna elements (A1) are operative in the first frequency band (f1), and a second set of antenna elements (A2) are operative in the second frequency band (f2). A feeding network (C, 10, C1, C2) is arranged for feeding signals to the respective sets of antenna elements. The first set of antenna elements (A1) are arranged geometrically so that the first set has a first length (D1) in a first direction. The second set of antenna elements (A2) are arranged geometrically so that the second set has a second length (D2) in said first direction. In order to obtain lobes with the same beam width, said first and second lengths (D1, D2) are substantially inversely proportional to the first and second center frequencies (f1, f2).
    • 一种用于在包括具有第一中心频率(f1)的第一频带和具有第二中心频率(f2)的第二频带的两个间隔开的频带中接收和/或发送电磁信号的天线装置。 第一组天线元件(A1)在第一频带(f1)中操作,并且第二组天线元件(A2)在第二频带(f2)中操作。 馈送网络(C,10,C1,C2)被布置用于将信号馈送到各组天线元件。 第一组天线元件(A1)几何地布置,使得第一组在第一方向上具有第一长度(D1)。 第二组天线元件(A2)几何地布置,使得第二组在所述第一方向上具有第二长度(D2)。 为了获得具有相同波束宽度的波瓣,所述第一和第二长度(D1,D2)与第一和第二中心频率(f1,f2)成反比。
    • 4. 发明授权
    • Antenna operating with two isolated channels
    • 天线操作有两个隔离通道
    • US6069586A
    • 2000-05-30
    • US18851
    • 1998-02-04
    • Dan KarlssonStefan JonssonBo Karlsson
    • Dan KarlssonStefan JonssonBo Karlsson
    • H01Q1/52H01Q9/04H01Q19/00H01Q21/06H01Q1/38
    • H01Q1/523H01Q19/005H01Q21/065H01Q9/0428
    • An antenna for receiving and/or transmitting electromagnetic waves, comprising an array of antenna elements including at least one longitudinal row of antenna elements (7) located at a distance (d) from each other, each such row of antenna elements being adapted to receive and/or transmit a dual polarized beam including two separate, mutually isolated channels. Along each longitudinal row of antenna elements, in the vicinity of the gap between a respective pair of adjacent antenna elements, preferably at the side of the centre line (C) of the row, there are disposed parasitic elements (8a, 8b) serving to influence the mutual coupling between said adjacent antenna elements in such a way as to improve the isolation between the separate channels.
    • 一种用于接收和/或发送电磁波的天线,包括天线元件阵列,天线元件阵列包括位于彼此距离(d)的天线元件(7)的至少一个纵向行,每个这样的天线元件行适于接收 和/或传输包括两个分离的相互隔离的通道的双偏振光束。 沿着每个纵向排的天线元件,在相应的一对相邻的天线元件之间的间隙附近,优选地在该行的中心线(C)侧,设置有寄生元件(8a,8b),用于 影响所述相邻天线元件之间的相互耦合,以便改善单独通道之间的隔离。
    • 6. 发明授权
    • Dual band antenna
    • 双频天线
    • US06295028B1
    • 2001-09-25
    • US09336744
    • 1999-06-21
    • Stefan JonssonDan Karlsson
    • Stefan JonssonDan Karlsson
    • H01Q138
    • H01Q21/24H01Q1/246H01Q5/40H01Q19/104
    • A dual band antenna with dual antenna elements, each including a first and a second antenna element (5b, 6b), for transmitting and/or receiving radio frequency radiation in a first, relatively low frequency band and a second, relatively high frequency band, respectively, and an electrically conductive, substantially planar reflector device (1). Each first antenna element (5b) is located close to an associated one (6b) of the second antenna elements on a front side of the reflector device so as to define first and second radiation beams. The reflector device, on each lateral side thereof, is provided with an edge portion formed as a groove (11, 12), which is open towards the front side of the reflector device and which is dimensioned so as to widen the azimuth beam width of the second beam to an angular value being close to that of the first beam, whereby both beams will have substantially the same azimuth width.
    • 一种具有双天线元件的双频天线,每个天线单元包括第一和第二天线元件(5b,6b),用于在第一相对低频带和第二相对高频带中发射和/或接收射频辐射, 和导电的,基本上平面的反射器装置(1)。 每个第一天线元件(5b)在反射器装置的前侧上靠近相关联的第一天线元件(6b)定位,以便限定第一和第二辐射束。 反射器装置在其每个侧面上设置有形成为朝向反射器装置的前侧开口的凹槽(11,12)的边缘部分,其尺寸被设计成使得方位角波束宽度 第二光束的角度值接近于第一光束的角度值,由此两个光束将具有基本上相同的方位角宽度。
    • 8. 发明授权
    • Circuit board connector
    • 电路板连接器
    • US07008265B2
    • 2006-03-07
    • US10473138
    • 2002-02-13
    • Stefan JonssonDan KarlssonTord Liljevik
    • Stefan JonssonDan KarlssonTord Liljevik
    • H01R9/05
    • H01R9/0515H01R12/515H05K3/301
    • The invention generally relates to a connector (1) for receiving a cable end (12), arranged for being attached to a circuit board. The connector is provided with a through hole (10) for receiving the cable end, at least one upper lip (5) and at least one lower lip (3) with a connector recess (11, 13) therebetween for fitting onto an edge of a slit (6) in the circuit board. The connector is further provided with at least one snap holding element (4), disposed adjacent to said connector recess (11, 13), so as to engage with a portion (7) of the circuit board, adja-cent to the edge of the slit 6 in the circuit board.
    • 本发明一般涉及一种用于接收电缆端(12)的连接器(1),该电缆端被布置成附接到电路板。 连接器设置有用于接收电缆端的通孔(10),至少一个上唇缘(5)和至少一个具有连接器凹部(11,13)的下唇缘(3),用于装配到 电路板中的狭缝(6)。 连接器还设置有至少一个与所述连接器凹部(11,13)相邻设置的卡扣保持元件(4),以与电路板的一部分(7)相接合, 电路板上的狭缝6。