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    • 12. 发明授权
    • Mobile wireless device
    • 移动无线设备
    • US08232926B2
    • 2012-07-31
    • US12863039
    • 2008-12-25
    • Nobuhiro IwaiYasuhiro KitajimaKenshi HorihataKenichi SatoHironori Kikuchi
    • Nobuhiro IwaiYasuhiro KitajimaKenshi HorihataKenichi SatoHironori Kikuchi
    • H01Q1/24H04M1/00
    • H01Q1/243H01Q1/48H01Q9/16H01Q9/42H01Q19/005H04M1/0214
    • There is provided a mobile wireless device capable of preventing antenna characteristics from degrading by feeding electric power at a position hardly affected by a human body such as a hand or other body part. In the mobile wireless device, a first circuit board (101) is provided on a first chassis (110) and has a ground layer; a second circuit board (105) is provided on a second chassis (120) and has a ground layer. A ground terminal of a wireless portion (104) is connected to the ground layer of the first circuit board (101) at the same voltage level and is also electrically connected through the wireless portion (104) to a matching circuit (103). The ground layer of the second circuit board (105) is electrically connected to a hinge conducting portion (106) by electrostatic capacitance coupling. The hinge conducting portion (106) is connected through a third conduction portion (107) to a board connection portion (102) and feeds power to the wireless portion through the matching circuit (103). This enables the ground layer of the first circuit board (101), the third conduction portion (107), the hinge conducting portion (106), and the ground layer of the second circuit board (105) to function as an antenna resonating at a predetermined resonant frequency.
    • 提供一种能够通过在几乎不受诸如手或其他身体部位的人体影响的位置馈送电力来防止天线特性劣化的移动无线设备。 在移动无线设备中,第一电路板(101)设置在第一机箱(110)上并具有接地层; 第二电路板(105)设置在第二机架(120)上并具有接地层。 无线部分(104)的接地端子以相同的电压电平连接到第一电路板(101)的接地层,并且还通过无线部分(104)电连接到匹配电路(103)。 第二电路板(105)的接地层通过静电电容耦合电连接到铰链传导部分(106)。 铰链传导部分(106)通过第三导电部分(107)连接到电路板连接部分(102),并通过匹配电路(103)向无线部分供电。 这使得第一电路板(101),第三导电部分(107),铰链传导部分(106)的接地层和第二电路板(105)的接地层能够用作在 预定谐振频率。
    • 13. 发明授权
    • Radio communication apparatus
    • 无线通信装置
    • US08219165B2
    • 2012-07-10
    • US12810702
    • 2008-09-30
    • Hironori KikuchiKenichi Sato
    • Hironori KikuchiKenichi Sato
    • H04M1/00
    • H04B1/18H01Q1/242H01Q1/52
    • A challenge to be met by the present invention is to provide a radio communication apparatus that enables prevention of a drop in antenna gain, which would otherwise arise when an apparatus main body is placed on a metal plate, such as a metallic desk, at low cost. A second antenna element (3) is placed at such a position where resonance arises at a frequency band of a first antenna element (2) and connected to a ground pattern of a circuit board (10) by way of an antenna grounding unit (8) connected exclusively to a radio system unit (7). Further, a reactance unit (82) of the antenna grounding unit (8) performs regulation such that the second antenna element (3) is electromagnetically coupled with the metal plate, to thus cause resonance at a predetermined frequency, when the apparatus main body is placed on the metal plate and that the resonance frequency becomes a frequency band of the first antenna element (2). When the apparatus main body is placed on the metal plate while a radio signal is being transmitted at the frequency band of the first antenna element (2), the second antenna element (3) can thereby be used as a passive element, so that occurrence of a drop in gain of the first antenna element (2) can be prevented.
    • 本发明要解决的挑战是提供一种无线电通信装置,其能够防止天线增益的下降,否则当设备主体放置在金属板(例如金属台)上时,这将降低 成本。 第二天线元件(3)放置在第一天线元件(2)的频带处产生共振并通过天线接地单元(8)连接到电路板(10)的接地图案的位置 )专用于无线电系统单元(7)。 此外,天线接地单元(8)的电抗单元(82)执行调节,使得第二天线元件(3)与金属板电磁耦合,从而在预定频率下引起谐振,当设备主体为 放置在金属板上,共振频率成为第一天线元件(2)的频带。 当在第一天线元件(2)的频带上发送无线电信号的同时将设备主体放置在金属板上时,第二天线元件(3)因此可以用作无源元件,从而发生 可以防止第一天线元件(2)的增益的下降。
    • 15. 发明申请
    • RADIO COMMUNICATION APPARATUS
    • 无线电通信设备
    • US20110086667A1
    • 2011-04-14
    • US12810702
    • 2008-09-30
    • Hironori KikuchiKenichi Sato
    • Hironori KikuchiKenichi Sato
    • H04W88/02
    • H04B1/18H01Q1/242H01Q1/52
    • A challenge to be met by the present invention is to provide a radio communication apparatus that enables prevention of a drop in antenna gain, which would otherwise arise when an apparatus main body is placed on a metal plate, such as a metallic desk, at low cost. A second antenna element (3) is placed at such a position where resonance arises at a frequency band of a first antenna element (2) and connected to a ground pattern of a circuit board (10) by way of an antenna grounding unit (8) connected exclusively to a radio system unit (7). Further, a reactance unit (82) of the antenna grounding unit (8) performs regulation such that the second antenna element (3) is electromagnetically coupled with the metal plate, to thus cause resonance at a predetermined frequency, when the apparatus main body is placed on the metal plate and that the resonance frequency becomes a frequency band of the first antenna element (2). When the apparatus main body is placed on the metal plate while a radio signal is being transmitted at the frequency band of the first antenna element (2), the second antenna element (3) can thereby be used as a passive element, so that occurrence of a drop in gain of the first antenna element (2) can be prevented.
    • 本发明要解决的挑战是提供一种无线电通信装置,其能够防止天线增益的下降,否则当设备主体放置在金属板(例如金属台)上时,这将降低 成本。 第二天线元件(3)放置在第一天线元件(2)的频带处产生共振并通过天线接地单元(8)连接到电路板(10)的接地图案的位置 )专用于无线电系统单元(7)。 此外,天线接地单元(8)的电抗单元(82)执行调节,使得第二天线元件(3)与金属板电磁耦合,从而在预定频率下引起谐振,当设备主体为 放置在金属板上,共振频率成为第一天线元件(2)的频带。 当在第一天线元件(2)的频带上发送无线电信号的同时将设备主体放置在金属板上时,第二天线元件(3)因此可以用作无源元件,从而发生 可以防止第一天线元件(2)的增益的下降。
    • 16. 发明申请
    • MOBILE WIRELESS DEVICE
    • 移动无线设备
    • US20110057847A1
    • 2011-03-10
    • US12863039
    • 2008-12-25
    • Nobuhiro IwaiYasuhiro KitajimaKenshi HorihataKenichi SatoHironori Kikuchi
    • Nobuhiro IwaiYasuhiro KitajimaKenshi HorihataKenichi SatoHironori Kikuchi
    • H01Q1/24
    • H01Q1/243H01Q1/48H01Q9/16H01Q9/42H01Q19/005H04M1/0214
    • There is provided a mobile wireless device capable of preventing antenna characteristics from degrading by feeding electric power at a position hardly affected by a human body such as a hand or other body part. In the mobile wireless device, a first circuit board (101) is provided on a first chassis (110) and has a ground layer; a second circuit board (105) is provided on a second chassis (120) and has a ground layer. A ground terminal of a wireless portion (104) is connected to the ground layer of the first circuit board (101) at the same voltage level and is also electrically connected through the wireless portion (104) to a matching circuit (103). The ground layer of the second circuit board (105) is electrically connected to a hinge conducting portion (106) by electrostatic capacitance coupling. The hinge conducting portion (106) is connected through a third conduction portion (107) to a board connection portion (102) and feeds power to the wireless portion through the matching circuit (103). This enables the ground layer of the first circuit board (101), the third conduction portion (107), the hinge conducting portion (106), and the ground layer of the second circuit board (105) to function as an antenna resonating at a predetermined resonant frequency.
    • 提供一种能够通过在几乎不受诸如手或其他身体部位的人体影响的位置馈送电力来防止天线特性劣化的移动无线设备。 在移动无线设备中,第一电路板(101)设置在第一机箱(110)上并具有接地层; 第二电路板(105)设置在第二机架(120)上并具有接地层。 无线部分(104)的接地端子以相同的电压电平连接到第一电路板(101)的接地层,并且还通过无线部分(104)电连接到匹配电路(103)。 第二电路板(105)的接地层通过静电电容耦合电连接到铰链传导部分(106)。 铰链传导部分(106)通过第三导电部分(107)连接到电路板连接部分(102),并通过匹配电路(103)向无线部分供电。 这使得第一电路板(101),第三导电部分(107),铰链传导部分(106)的接地层和第二电路板(105)的接地层能够用作在 预定谐振频率。
    • 17. 发明申请
    • PORTABLE WIRELESS DEVICE
    • 便携式无线设备
    • US20100277377A1
    • 2010-11-04
    • US12812452
    • 2008-12-26
    • Kenichi SatoDaigo ImanoHironori KikuchiYasuhiro KitajimaTatsuya SanoNobuhiro Iwai
    • Kenichi SatoDaigo ImanoHironori KikuchiYasuhiro KitajimaTatsuya SanoNobuhiro Iwai
    • H01Q1/24
    • H01Q1/243H01Q1/38H01Q9/38H01Q9/42H04M1/0262H04M1/0274H04M1/0277
    • Provided is a portable communication device, specifically a portable wireless device which is thin while maintaining excellent reception sensitivity even when the device is laid on a metal top panel. As such device (100), a foldable portable cellular phone (100) is provided with a battery box (117) opened on the side of a rear surface (115), and a circuit board (121) having an antenna power feed point (124) is arranged inside a lower case (114). The battery box (117) is covered with a battery cover section (140) removably attached to the lower case (114). The battery cover section (140) is formed of a member having conductivity, and attached to the lower case (114) by having contact point members (151, 152) in between for carrying a current to a reinforcing conductive plate (125) which is to be a GND layer of the circuit board (121). The battery cover section (140) attached to the lower case (114) is electrically connected to the reinforcing conductive plate (125) by making the battery cover section abut to contact point members (151, 152).
    • 提供了一种便携式通信设备,特别是便携式无线设备,即使当设备被放置在金属顶板上时,其仍然保持良好的接收灵敏度。 作为这样的装置(100),可折叠便携式便携式电话(100)具有在后表面(115)侧开口的电池盒(117)和具有天线供电点(121)的电路板(121) 124)布置在下壳体(114)内。 电池盒(117)被可移除地附接到下壳体(114)的电池盖部分(140)覆盖。 电池盖部分(140)由具有导电性的部件形成,并且通过在其间具有接触点部件(151,152)而附接到下壳体(114),用于将电流传送到加强导电板(125) 作为电路板(121)的GND层。 通过使电池盖部分抵靠接点部件(151,152),安装在下壳体(114)上的电池盖部分(140)与加强导电板(125)电连接。
    • 18. 发明授权
    • Wireless unit antenna apparatus and mobile wireless unit
    • 无线单元天线装置和移动无线单元
    • US07852272B2
    • 2010-12-14
    • US12066049
    • 2006-09-06
    • Daigo ImanoHironori Kikuchi
    • Daigo ImanoHironori Kikuchi
    • H01Q1/24
    • H01Q1/242H01Q1/48H01Q1/521H01Q9/0421H01Q9/30H01Q21/28
    • The present invention provides an antenna apparatus for a wireless unit, the antenna apparatus exhibiting a reduced specific absorption rate (SAR) without an additional component for reducing the SAR, which is the amount of energy of an electromagnetic wave absorbed by a human body. The antenna apparatus comprises a board 114 serving as a ground plate of an antenna, a first antenna element 102 transmitting and receiving an electromagnetic wave in a first frequency band and provided on the board 114 through the first feeder 107, and a second antenna element 110 transmitting and receiving an electromagnetic wave in a second frequency band and provided on the board 114 through the first feeder 111, wherein the total of an electrical length between the first and second feeders 107 and 111, an electrical length of the first antenna element 102, and an electrical length of the second antenna element 110 is larger than a half wavelength of the first frequency band and equal to or smaller than one wavelength of the first frequency band.
    • 本发明提供了一种用于无线单元的天线装置,该天线装置具有降低的比吸收率(SAR),而没有用于减少由人体吸收的电磁波的能量的SAR的附加分量。 天线装置包括用作天线的接地板的板114,在第一频带中发射和接收电磁波并通过第一馈电线107设置在板114上的第一天线元件102和第二天线元件110 在第二频带中发送和接收电磁波,并通过第一馈电器111设置在板114上,其中第一和第二馈电线107和111之间的电长度的总和,第一天线元件102的电长度, 并且第二天线元件110的电长度大于第一频带的半波长并且等于或小于第一频带的一个波长。
    • 19. 发明授权
    • Folding type communication terminal device
    • 折叠式通讯终端设备
    • US07808436B2
    • 2010-10-05
    • US11573208
    • 2005-08-09
    • Mitsuharu NakasatoHironori KikuchiSatoru Watanabe
    • Mitsuharu NakasatoHironori KikuchiSatoru Watanabe
    • H01Q1/24
    • H01Q1/242H01Q1/08H04M1/0214
    • In a communication terminal in which a first enclosure and a second enclosure are foldable, to provide the communication terminal with an antenna characteristic with a wide band performance in either when the enclosures are opened or folded. In a folding communication terminal comprising an upper enclosure 2 and a lower enclosure 3 which are foldable through a hinge, and an antenna 5 attached to the lower enclosure 3, the antenna 5 is arranged along the edge of the end face 3A on the upper side abutting on the hinge of the lower enclosure 3, a conductor is placed in the upper enclosure 2 not provided with the antenna, and a second printed board 31 is provided so that when the upper enclosure 2 and the lower enclosure 3 are opened, it is connected to the antenna 5 at a high frequency to operate as the antenna, thereby transmitting/receiving an electromagnetic wave.
    • 在第一外壳和第二外壳可折叠的通信终端中,为了在外壳打开或折叠时为通信终端提供具有宽带性能的天线特性。 在包括可通过铰链折叠的上壳体2和下壳体3以及附接到下壳体3的天线5的折叠式通信终端中,天线5沿着端面3A的上侧的边缘布置 邻接在下壳体3的铰链上,导体被放置在没有设置天线的上壳体2中,并且设置第二印刷板31,使得当上壳体2和下壳体3打开时, 以高频率连接到天线5以作为天线进行操作,从而发送/接收电磁波。