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1. 发明授权

US08131226B1 Multi-band-high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same 有权
标题翻译：多频段高频电路，多频段高频电路组件和多频带通信装置
公开(公告)号：US08131226B1
公开(公告)日：2012-03-06
申请号：US11721496
申请日：2005-12-06
申请人： Shigeru Kemmochi , Kazuhiro Hagiwara , Keisuke Fukamachi , Takahiro Yamashita , Masayuki Uchida , Mitsuhiro Watanabe
发明人： Shigeru Kemmochi , Kazuhiro Hagiwara , Keisuke Fukamachi , Takahiro Yamashita , Masayuki Uchida , Mitsuhiro Watanabe
IPC分类号： H04B1/44
CPC分类号： H04B1/12 , H04B1/006 , H04B1/3805 , H04B1/406 , H04B1/44
摘要： A high-frequency circuit comprising a high-frequency switch circuit for switching the three-way connection of an antenna to a transmitting circuit for the first communications system, a receiving circuit for a first communications system, and a transmitting/receiving circuit for a second communications system; a first bandpass filter disposed between the antenna and the high-frequency switch circuit; and a balanced-unbalanced conversion circuit disposed between the receiving circuit of the first communications system and the high-frequency switch circuit.
摘要翻译：一种高频电路，包括用于将天线的三路连接切换到第一通信系统的发送电路的高频开关电路，第一通信系统的接收电路和第二通信系统的发送/接收电路通信系统; 布置在天线和高频开关电路之间的第一带通滤波器; 以及设置在第一通信系统的接收电路和高频开关电路之间的平衡不平衡转换电路。

2. 发明授权

US07773956B2 Multi-band high frequency circuit, multi-band high-frequency component and multi-band communications apparatus 有权
标题翻译：多波段高频电路，多频段高频分量和多频段通信装置
公开(公告)号：US07773956B2
公开(公告)日：2010-08-10
申请号：US11571416
申请日：2005-06-29
申请人： Keisuke Fukamachi , Shigeru Kemmochi , Kazuhiro Hagiwara , Takahiro Yamashita , Masayuki Uchida
发明人： Keisuke Fukamachi , Shigeru Kemmochi , Kazuhiro Hagiwara , Takahiro Yamashita , Masayuki Uchida
IPC分类号： H04B1/44
CPC分类号： H04B1/406 , H04B1/0057 , H04B1/006
摘要： A high-frequency circuit comprising a switch circuit for properly switching the connection of an antenna terminal and four input/output terminals; a first received-signal output terminal being connected to a receiving circuit of a first communications system via a filter circuit; a second received-signal output terminal being connected to a receiving circuit of a second communications system via a filter circuit; a first transmitting-signal input terminal being connected to a transmitting circuit of a first communications system; and a second transmitting-signal input terminal being connected to a transmitting circuit of a second communications system via a power amplifier circuit, the high-frequency circuit further comprising a bandpass filter circuit disposed in any one or more paths between the antennas and the transmitting-signal input or received-signal output; and a detection circuit having a voltage detection terminal for monitoring the output power of the power amplifier circuits.
摘要翻译：一种高频电路，包括用于适当地切换天线端子和四个输入/输出端子的连接的开关电路; 第一接收信号输出端子经由滤波器电路连接到第一通信系统的接收电路; 第二接收信号输出端子经由滤波器电路连接到第二通信系统的接收电路; 第一发送信号输入端子，连接到第一通信系统的发送电路; 以及经由功率放大电路与第二通信系统的发送电路连接的第二发送信号输入端子，所述高频电路还包括设置在所述天线与所述发送信号之间的任一个或多个路径中的带通滤波器电路，信号输入或接收信号输出; 以及检测电路，具有用于监视功率放大器电路的输出功率的电压检测端子。

3. 发明申请

US20080212552A1 Multi-Band High Frequency Circuit, Multi-Band High-Frequency Component and Multi-Band Communications Apparatus 有权
标题翻译：多频段高频电路，多频段高频分量和多频带通信设备
公开(公告)号：US20080212552A1
公开(公告)日：2008-09-04
申请号：US11571416
申请日：2005-06-29
申请人： Keisuke Fukamachi , Shigeru Kemmochi , Kazuhiro Hagiwara , Takahiro Yamashita , Masayuki Uchida
发明人： Keisuke Fukamachi , Shigeru Kemmochi , Kazuhiro Hagiwara , Takahiro Yamashita , Masayuki Uchida
IPC分类号： H04J1/00
CPC分类号： H04B1/406 , H04B1/0057 , H04B1/006
摘要： A high-frequency circuit comprising a switch circuit for properly switching the connection of an antenna terminal and four input/output terminals; a first received-signal output terminal being connected to a receiving circuit of a first communications system via a filter circuit; a second received-signal output terminal being connected to a receiving circuit of a second communications system via a filter circuit; a first transmitting-signal input terminal being connected to a transmitting circuit of a first communications system; and a second transmitting-signal input terminal being connected to a transmitting circuit of a second communications system via a power amplifier circuit, the high-frequency circuit further comprising a bandpass filter circuit disposed in any one or more paths between the antennas and the transmitting-signal input or received-signal output; and a detection circuit having a voltage detection terminal for monitoring the output power of the power amplifier circuits.
摘要翻译：一种高频电路，包括用于适当地切换天线端子和四个输入/输出端子的连接的开关电路; 第一接收信号输出端子经由滤波器电路连接到第一通信系统的接收电路; 第二接收信号输出端子经由滤波器电路连接到第二通信系统的接收电路; 第一发送信号输入端子，连接到第一通信系统的发送电路; 以及经由功率放大电路与第二通信系统的发送电路连接的第二发送信号输入端子，所述高频电路还包括设置在所述天线与所述发送信号之间的任意一个或多个路径中的带通滤波器电路，信号输入或接收信号输出; 以及检测电路，具有用于监视功率放大器电路的输出功率的电压检测端子。

4. 发明申请

US20090201099A1 MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH-FREQUENCY CIRCUIT COMPONENT AND MULTI-BAND COMMUNICATION APPARATUS USING SAME 有权
标题翻译：多频段高频电路，多频带高频电路组件和多通道通信设备
公开(公告)号：US20090201099A1
公开(公告)日：2009-08-13
申请号：US12393615
申请日：2009-02-26
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H01P5/12
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems; the first and second diplexer circuits each comprising a lower-frequency filter circuit and a higher-frequency filter circuit, a bandpass filter circuit being used as the lower-frequency filter circuit in the second diplexer circuit, or disposed between the lower-frequency filter circuit in the second diplexer circuit and the receiving circuit, the high-frequency switch circuit comprising first to fourth ports, the first port being connected to a first multi-band antenna, the second port being connected to a second multi-band antenna, the third port being connected to the first diplexer circuit, and the fourth port being connected to the second diplexer circuit; and the switching elements being controlled in an ON or OFF state to select a multi-band antenna for performing wireless communications and to switch the connection of the selected multi-band antenna to the transmitting circuit or the receiving circuit.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频段高频电路，包括：高频开关电路，包括用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带; 第一和第二双工器电路各自包括低频滤波器电路和较高频率滤波器电路，带通滤波器电路被用作第二双工器电路中的低频滤波器电路，或者设置在低频滤波器电路在所述第二双工器电路和所述接收电路中，所述高频开关电路包括第一至第四端口，所述第一端口连接到第一多频带天线，所述第二端口连接到第二多频带天线，所述第三端口端口连接到第一双工器电路，第四端口连接到第二双工器电路; 并且开关元件被控制在ON或OFF状态，以选择用于执行无线通信的多频带天线，并且将所选择的多频带天线的连接切换到发射电路或接收电路。

5. 发明申请

US20070075803A1 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same 有权
标题翻译：多频段高频电路，多频段高频电路组件和使用该多频段电路的多频段通信装置
公开(公告)号：US20070075803A1
公开(公告)日：2007-04-05
申请号：US10596372
申请日：2004-12-13
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H03H7/46
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems; the first and second diplexer circuits each comprising a lower-frequency filter circuit and a higher-frequency filter circuit, a bandpass filter circuit being used as the lower-frequency filter circuit in the second diplexer circuit, or disposed between the lower-frequency filter circuit in the second diplexer circuit and the receiving circuit, so that there is a bandpass filter between the second diplexer circuit and a lower-frequency receiving circuit; the high-frequency switch circuit comprising first to fourth ports, the first port being connected to a first multi-band antenna, the second port being connected to a second multi-band antenna, the third port being connected to the first diplexer circuit, and the fourth port being connected to the second diplexer circuit; and the switching elements being controlled in an ON or OFF state to select a multi-band antenna for performing wireless communications and to switch the connection of the selected multi-band antenna to the transmitting circuit or the receiving circuit.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频段高频电路，包括：高频开关电路，包括用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带; 第一和第二双工器电路各自包括低频滤波器电路和较高频率滤波器电路，带通滤波器电路被用作第二双工器电路中的低频滤波器电路，或者设置在低频滤波器电路在第二双工器电路和接收电路中，使得在第二双工器电路和低频接收电路之间存在带通滤波器; 所述高频开关电路包括第一至第四端口，所述第一端口连接到第一多频带天线，所述第二端口连接到第二多频带天线，所述第三端口连接到所述第一双工器电路，以及所述第四端口连接到所述第二双工器电路; 并且开关元件被控制在ON或OFF状态，以选择用于执行无线通信的多频带天线，并且将所选择的多频带天线的连接切换到发射电路或接收电路。

6. 发明授权

US07982554B2 Multi-band high-frequency circuit, multi-band high frequency circuit component and multi-band communication apparatus using same 有权
标题翻译：多频段高频电路，多频段高频电路组件和多频带通信装置使用
公开(公告)号：US07982554B2
公开(公告)日：2011-07-19
申请号：US12393708
申请日：2009-02-26
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H01P5/12 , H03H7/46
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies. A high-frequency switch circuit contains: switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; and a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频带高频电路。高频开关电路包括：用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 以及设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带。

7. 发明授权

US07924117B2 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same 有权
标题翻译：多频段高频电路，多频段高频电路组件和使用该多频段电路的多频段通信装置
公开(公告)号：US07924117B2
公开(公告)日：2011-04-12
申请号：US12393615
申请日：2009-02-26
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H03H7/46 , H01P5/12
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems; the first and second diplexer circuits each comprising a lower-frequency filter circuit and a higher-frequency filter circuit, a bandpass filter circuit being used as the lower-frequency filter circuit in the second diplexer circuit, or disposed between the lower-frequency filter circuit in the second diplexer circuit and the receiving circuit, the high-frequency switch circuit comprising first to fourth ports, the first port being connected to a first multi-band antenna, the second port being connected to a second multi-band antenna, the third port being connected to the first diplexer circuit, and the fourth port being connected to the second diplexer circuit; and the switching elements being controlled in an ON or OFF state to select a multi-band antenna for performing wireless communications and to switch the connection of the selected multi-band antenna to the transmitting circuit or the receiving circuit.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频段高频电路，包括：高频开关电路，包括用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带; 第一和第二双工器电路各自包括低频滤波器电路和较高频率滤波器电路，带通滤波器电路被用作第二双工器电路中的低频滤波器电路，或者设置在低频滤波器电路在所述第二双工器电路和所述接收电路中，所述高频开关电路包括第一至第四端口，所述第一端口连接到第一多频带天线，所述第二端口连接到第二多频带天线，所述第三端口端口连接到第一双工器电路，第四端口连接到第二双工器电路; 并且开关元件被控制在ON或OFF状态，以选择用于执行无线通信的多频带天线，并且将所选择的多频带天线的连接切换到发射电路或接收电路。

8. 发明申请

US20090206948A1 MULTI-BAND HIGH-FREQUENCY CIRCUIT, MULTI-BAND HIGH FREQUENCY CIRCUIT COMPONENT AND MULTI-BAND COMMUNICATION APPARATUS USING SAME 有权
标题翻译：多频段高频电路，多频带高频电路组件和多通道通讯装置
公开(公告)号：US20090206948A1
公开(公告)日：2009-08-20
申请号：US12393708
申请日：2009-02-26
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H01P5/12
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems; the first and second diplexer circuits each comprising a lower-frequency filter circuit and a higher-frequency filter circuit, a bandpass filter circuit being used as the lower-frequency filter circuit in the second diplexer circuit, or disposed between the lower-frequency filter circuit in the second diplexer circuit and the receiving circuit, the high-frequency switch circuit comprising first to fourth ports, the first port being connected to a first multi-band antenna, the second port being connected to a second multi-band antenna, the third port being connected to the first diplexer circuit, and the fourth port being connected to the second diplexer circuit; and the switching elements being controlled in an ON or OFF state to select a multi-band antenna for performing wireless communications and to switch the connection of the selected multi-band antenna to the transmitting circuit or the receiving circuit.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频段高频电路，包括：高频开关电路，包括用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带; 第一和第二双工器电路各自包括低频滤波器电路和较高频率滤波器电路，带通滤波器电路被用作第二双工器电路中的低频滤波器电路，或者设置在低频滤波器电路在所述第二双工器电路和所述接收电路中，所述高频开关电路包括第一至第四端口，所述第一端口连接到第一多频带天线，所述第二端口连接到第二多频带天线，所述第三端口端口连接到第一双工器电路，第四端口连接到第二双工器电路; 并且开关元件被控制在ON或OFF状态，以选择用于执行无线通信的多频带天线，并且将所选择的多频带天线的连接切换到发射电路或接收电路。

9. 发明授权

US07518469B2 Multi-band high-frequency circuit, multi-band high-frequency circuit component and multi-band communication apparatus using same 有权
标题翻译：多频段高频电路，多频段高频电路组件和使用该多频段电路的多频段通信装置
公开(公告)号：US07518469B2
公开(公告)日：2009-04-14
申请号：US10596372
申请日：2004-12-13
申请人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
发明人： Shigeru Kemmochi , Keisuke Fukamachi , Kazuhiro Hagiwara , Masayuki Uchida
IPC分类号： H01P5/12 , H03H7/46
CPC分类号： H04B1/0057
摘要： A multi-band high-frequency circuit for performing wireless communications among pluralities of communication systems having different communication frequencies, comprising a high-frequency switch circuit comprising switching elements for switching the connection of pluralities of multi-band antennas to transmitting circuits and receiving circuits; a first diplexer circuit disposed between the high-frequency switch circuit and transmitting circuits for branching a high-frequency signal into frequency bands of the communication systems; a second diplexer circuit disposed between the high-frequency switch circuit and receiving circuits for branching a high-frequency signal into frequency bands of the communication systems; the first and second diplexer circuits each comprising a lower-frequency filter circuit and a higher-frequency filter circuit, a bandpass filter circuit being used as the lower-frequency filter circuit in the second diplexer circuit, or disposed between the lower-frequency filter circuit in the second diplexer circuit and the receiving circuit; the high-frequency switch circuit comprising first to fourth ports, the first port being connected to a first multi-band antenna, the second port being connected to a second multi-band antenna, the third port being connected to the first diplexer circuit, and the fourth port being connected to the second diplexer circuit; and the switching elements being controlled in an ON or OFF state to select a multi-band antenna for performing wireless communications and to switch the connection of the selected multi-band antenna to the transmitting circuit or the receiving circuit.
摘要翻译：一种用于在具有不同通信频率的多个通信系统之间执行无线通信的多频段高频电路，包括：高频开关电路，包括用于将多个多频带天线的连接切换到发送电路和接收电路的开关元件; 设置在高频开关电路和发送电路之间的第一双工器电路，用于将高频信号分支成通信系统的频带; 设置在高频开关电路和接收电路之间的第二双工器电路，用于将高频信号分支成通信系统的频带; 第一和第二双工器电路各自包括低频滤波器电路和较高频率滤波器电路，带通滤波器电路被用作第二双工器电路中的低频滤波器电路，或者设置在低频滤波器电路在第二双工器电路和接收电路中; 所述高频开关电路包括第一至第四端口，所述第一端口连接到第一多频带天线，所述第二端口连接到第二多频带天线，所述第三端口连接到所述第一双工器电路，以及所述第四端口连接到所述第二双工器电路; 并且开关元件被控制在ON或OFF状态，以选择用于执行无线通信的多频带天线，并且将所选择的多频带天线的连接切换到发射电路或接收电路。

10. 发明授权

US09284445B2 Resin composition for nano concave-convex structure, transparent member for monitor of vehicle navigation device and transparent member for cover of vehicle meter using same composition 有权
标题翻译：用于纳米凹凸结构的树脂组合物，用于车辆导航装置的监视器的透明构件和使用相同组成的车辆仪表罩的透明构件
公开(公告)号：US09284445B2
公开(公告)日：2016-03-15
申请号：US14123801
申请日：2012-06-22
申请人： Masayuki Uchida , Katsuhiro Kojima , Shinji Makino , Yusuke Nakai , Satoru Ozawa , Haruo Unno , Isao Yamamoto , Takayuki Fukui
发明人： Masayuki Uchida , Katsuhiro Kojima , Shinji Makino , Yusuke Nakai , Satoru Ozawa , Haruo Unno , Isao Yamamoto , Takayuki Fukui
IPC分类号： G02B1/12 , C08L33/14 , C08F220/28 , G02B1/04 , G02B1/118 , C08F290/06 , G03F7/027
CPC分类号： C08L33/14 , C08F220/28 , C08F290/062 , G02B1/04 , G02B1/118 , G02B1/12 , G03F7/027 , Y10T428/24355 , C08L71/02 , C08L83/04 , C08L33/08 , C08F222/10 , C08F220/10
摘要： The present invention relates to a resin composition for a nano concave-convex structure, including 0.01 to 10 parts by mass of an active energy ray polymerization initiator (D), 0.01 to 3 parts by mass of a release agent (E), and 0.01 to 3 parts by mass of a lubricant (F), relative to 100 parts by mass of a polymerization reactive monomer component containing 50 to 95 parts by mass of a tetrafunctional (meth)acrylate monomer (A), 5 to 35 parts by mass of a difunctional (meth)acrylate monomer (B) in which the total number of repeating units within a polyalkylene glycol structure is from 4 to 25, and not more than 15 parts by mass of a monofunctional (meth)acrylate monomer (C) which is copolymerizable with the monomers (A) and (B), and relates to a transparent member for the monitor of a vehicle navigation device and the cover of a vehicle meter.
摘要翻译：本发明涉及一种纳米凹凸结构用树脂组合物，其含有0.01〜10质量份的活性能量射线聚合引发剂（D），0.01〜3质量份的脱模剂（E），0.01 相对于100质量份含有50〜95质量份的四官能（甲基）丙烯酸酯单体（A）的聚合反应性单体成分，相对于3质量份的润滑剂（F）为5质量份，聚亚烷基二醇结构中的重复单元总数为4〜25，双官能（甲基）丙烯酸酯单体（C）为15质量份以下的双官能（甲基）丙烯酸酯单体（B）可与单体（A）和（B）共聚，涉及用于车辆导航装置的监视器和车辆仪表的盖的透明构件。

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