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    • 4. 发明申请
    • PORTABLE WIRELESS DEVICE
    • 便携式无线设备
    • US20110102285A1
    • 2011-05-05
    • US12999012
    • 2009-02-23
    • Tomoaki NishikidoHiroyuki UnoMasashi KoshiYoshio KoyanagiKenya Nagano
    • Tomoaki NishikidoHiroyuki UnoMasashi KoshiYoshio KoyanagiKenya Nagano
    • H01Q9/28
    • H01Q1/243H01Q9/285H01Q21/24H01Q21/28H04M1/0216H04M1/0222
    • There is provided a foldable portable radio that can exhibit high phone call performance despite its low profile and small size.An antenna element 14 to be placed in the vicinity of a first hinge element 13A is connected to a power feed unit. The first hinge element 13A has a hinge fixing unit 131 and a hinge rotating unit 132. The hinge fixing unit 131 is connected to a second radio circuit 17B of a lower circuit board 12A by way of a second matching circuit 16B. The hinge rotating unit 132 is placed while spaced apart from a ground pattern on an upper circuit board 11A by a predetermined interval and connected to an end of the ground pattern of the upper circuit board that is close to the first hinge element 13A. The antenna element 14 and the first hinge element 13A configure a first dipole antenna. The ground pattern of the upper circuit board 11A and a ground pattern of the lower circuit board 12A configure a second dipole antenna that takes the hinge element 13A as a power feed system. The first hinge element 13A acts as a ground in the first dipole antenna and also as a power feed system in the second dipole antenna.
    • 提供了可折叠便携式收音机,尽管其低调和小尺寸,但可以显示出高电话性能。 放置在第一铰链元件13A附近的天线元件14连接到馈电单元。 第一铰链元件13A具有铰链固定单元131和铰链旋转单元132.铰链固定单元131通过第二匹配电路16B连接到下电路板12A的第二无线电路17B。 铰链旋转单元132被放置成与上电路板11A上的接地图案隔开预定间隔并连接到靠近第一铰链元件13A的上电路板的接地图案的一端。 天线元件14和第一铰链元件13A构成第一偶极子天线。 上电路板11A的接地图案和下电路板12A的接地图案构成将铰链元件13A作为供电系统的第二偶极天线。 第一铰链元件13A用作第一偶极子天线中的接地,并且还用作第二偶极子天线中的馈电系统。
    • 5. 发明授权
    • Portable wireless apparatus
    • 便携式无线设备
    • US07616161B2
    • 2009-11-10
    • US11915817
    • 2006-02-07
    • Tomoaki NishikidoYutaka SaitoYoshio Koyanagi
    • Tomoaki NishikidoYutaka SaitoYoshio Koyanagi
    • H01Q1/24
    • H01Q1/243H01Q5/378H01Q9/28H01Q9/285H04B1/0053
    • A portable wireless apparatus has an antenna capable of resonating in frequency bands of various communication systems. The portable wireless apparatus comprises an upper case 5; a lower case 4 pivotably connected to the upper case 5; a circuit board 1 formed with wireless circuits 14 to 18 and a grounded planar conductor electrically connected to one ends of the wireless circuits 14 to 18; a planar conductor 2 provided in the upper case 5 and having a feed section electrically connected to the other ends of the wireless circuits 14 to 18; and a conductive element 3 provided in the upper case 5 and spaced from the planar conductor 2, the conductive element 3 having a length different from the length of the planar conductor 2 wherein the planar conductor 2 and the grounded planar conductor function as a dipole antenna, and the conductive element 3 functions as a parasitic element electromagnetically coupled with the dipole antenna.
    • 便携式无线装置具有能够在各种通信系统的频带中共振的天线。 便携式无线装置包括上壳体5; 可枢转地连接到上壳体5的下壳体4; 形成有无线电路14至18的电路板1和电连接到无线电路14至18的一端的接地平面导体; 设置在上壳体5中并具有与无线电路14至18的另一端电连接的馈电部分的平面导体2; 以及设置在上壳体5中并与平面导体2间隔开的导电元件3,导电元件3具有与平面导体2的长度不同的长度,其中平面导体2和接地平面导体用作偶极天线 ,并且导电元件3用作与偶极天线电磁耦合的寄生元件。
    • 6. 发明申请
    • PORTABLE WIRELESS APPARATUS
    • 便携式无线电设备
    • US20090096682A1
    • 2009-04-16
    • US11915817
    • 2006-02-07
    • Tomoaki NishikidoYutaka SaitoYoshio Koyanagi
    • Tomoaki NishikidoYutaka SaitoYoshio Koyanagi
    • H01Q1/24
    • H01Q1/243H01Q5/378H01Q9/28H01Q9/285H04B1/0053
    • A portable wireless apparatus has an antenna capable of resonating in frequency bands of various communication systems. The portable wireless apparatus comprises an upper case 5; a lower case 4 pivotably connected to the upper case 5; a circuit board 1 formed with wireless circuits 14 to 18 and a grounded planar conductor electrically connected to one ends of the wireless circuits 14 to 18; a planar conductor 2 provided in the upper case 5 and having a feed section electrically connected to the other ends of the wireless circuits 14 to 18; and a conductive element 3 provided in the upper case 5 and spaced from the planar conductor 2, the conductive element 3 having a length different from the length of the planar conductor 2 wherein the planar conductor 2 and the grounded planar conductor function as a dipole antenna, and the conductive element 3 functions as a parasitic element electromagnetically coupled with the dipole antenna.
    • 便携式无线装置具有能够在各种通信系统的频带中共振的天线。 便携式无线装置包括上壳体5; 可枢转地连接到上壳体5的下壳体4; 形成有无线电路14至18的电路板1和电连接到无线电路14至18的一端的接地平面导体; 设置在上壳体5中并具有与无线电路14至18的另一端电连接的馈电部分的平面导体2; 以及设置在上壳体5中并与平面导体2间隔开的导电元件3,导电元件3具有与平面导体2的长度不同的长度,其中平面导体2和接地平面导体用作偶极天线 ,并且导电元件3用作与偶极天线电磁耦合的寄生元件。
    • 7. 发明授权
    • Portable wireless device
    • 便携式无线设备
    • US07453405B2
    • 2008-11-18
    • US11597706
    • 2005-05-24
    • Tomoaki NishikidoYutaka SaitoYoshio KoyanagiKiyoshi Egawa
    • Tomoaki NishikidoYutaka SaitoYoshio KoyanagiKiyoshi Egawa
    • H01Q1/24H01Q1/38H01Q21/00
    • H01Q9/0407H01Q1/242H01Q1/243H01Q3/24H01Q9/40H04B7/0602H04B7/0802
    • A portable wireless device realizing high-speed transmission in downlink communication in a used state that a foldable portable wireless device is held in a hand of the user and ensuring a high antenna radiation efficiency. In the portable wireless device, platy conductors (1, 3, 4) are arranged in the longitudinal direction on the back of a display section (35) of an upper case (5). The signal of a transmission circuit (25) is distributed by a power distributor (18). One signal is fed to a platy conductor (1) through a phase shifter (17) and the other is fed to the platy conductor (3) or the platy conductor (4) from a high-frequency switch (19) through a transmission/reception duplexer (20) or a transmission/reception duplexer (21). The high-frequency switch (19) selectively feeds power to either the platy conductor (3) or the platy conductor (4) according to the signal from a gravity sensor (26). The received signal is extracted by the transmission/reception duplexers (20, 21), amplified by a receiving circuit (22) and a receiving circuit (23), and multiplied by a predetermined weight coefficient by a demodulating section (24) and combined.
    • 一种便携式无线装置,其在使用状态下实现下行链路通信中的高速传输,使得可折叠的便携式无线装置保持在用户的手中并确保高的天线辐射效率。 在便携式无线装置中,板状导体(1,3,4)沿纵向布置在上壳体(5)的显示部分(35)的背面。 传输电路(25)的信号由电力分配器(18)分配。 一个信号通过移相器(17)馈送到板状导体(1),另一个信号通过变速器(17)从高频开关(19)馈送到板状导体(3)或板状导体(4) 接收双工器(20)或发送/接收双工器(21)。 根据来自重力传感器(26)的信号,高频开关(19)有选择地向板状导体(3)或板状导体(4)供电。 接收信号由发送/接收双工器(20,21)提取,由接收电路(22)和接收电路(23)放大,并由解调部分(24)乘以预定的权重系数并进行组合。
    • 8. 发明申请
    • Portable Wireless Device
    • 便携式无线设备
    • US20070216584A1
    • 2007-09-20
    • US11597706
    • 2005-05-24
    • Tomoaki NishikidoYutaka SaitoYoshio KoyanagiKiyoshi Egawa
    • Tomoaki NishikidoYutaka SaitoYoshio KoyanagiKiyoshi Egawa
    • H01Q1/24
    • H01Q9/0407H01Q1/242H01Q1/243H01Q3/24H01Q9/40H04B7/0602H04B7/0802
    • A portable wireless device realizing high-speed transmission in downlink communication in a used state that a foldable portable wireless device is held in a hand of the user and ensuring a high antenna radiation efficiency. In the portable wireless device, platy conductors (1, 3, 4) are arranged in the longitudinal direction on the back of a display section (35) of an upper case (5). The signal of a transmission circuit (25) is distributed by a power distributor (18). One signal is fed to a platy conductor (1) through a phase shifter (17) and the other is fed to the platy conductor (3) or the platy conductor (4) from a high-frequency switch (19) through a transmission/reception duplexer (20) or a transmission/reception duplexer (21). The high-frequency switch (19) selectively feeds power to either the platy conductor (3) or the platy conductor (4) according to the signal from a gravity sensor (26). The received signal is extracted by the transmission/reception duplexers (20, 21), amplified by a receiving circuit (22) and a receiving circuit (23), and multiplied by a predetermined weight coefficient by a demodulating section (24) and combined.
    • 一种便携式无线装置,其在使用状态下实现下行链路通信中的高速传输,使得可折叠的便携式无线装置保持在用户的手中并确保高的天线辐射效率。 在便携式无线装置中,板状导体(1,3,4)沿纵向布置在上壳体(5)的显示部分(35)的背面。 传输电路(25)的信号由电力分配器(18)分配。 一个信号通过移相器(17)馈送到板状导体(1),另一个信号通过变速器(17)从高频开关(19)馈送到板状导体(3)或板状导体(4) 接收双工器(20)或发送/接收双工器(21)。 根据来自重力传感器(26)的信号,高频开关(19)有选择地向板状导体(3)或板状导体(4)供电。 接收信号由发送/接收双工器(20,21)提取,由接收电路(22)和接收电路(23)放大,并由解调部分(24)乘以预定的权重系数并进行组合。