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1. 发明专利

JP2013211618A Compound transistor 审中-公开
标题翻译：化合物晶体管
公开(公告)号：JP2013211618A
公开(公告)日：2013-10-10
申请号：JP2012079066
申请日：2012-03-30
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NAKAJIMA HIROKI
IPC分类号： H03K17/62 , H03F1/42 , H03F3/343
摘要： PROBLEM TO BE SOLVED: To provide a compound transistor comprising single transistors in a mirror Darlington connection which produces a current gain cutoff frequency much higher than a current gain cutoff frequency of the single transistors.SOLUTION: The compound transistor includes: a transistor QA having a base terminal connected to a control terminal TB, and a collector terminal connected to a current input terminal TC; a transistor QB having a base terminal and a collector terminal connected to an emitter terminal of QA, and an emitter terminal connected to a current output terminal TE; and a plurality of transistors Q1-Qn each having a base terminal connected together with the base terminal and collector terminal of QB to the emitter terminal of QA, a collector terminal connected to TC, and an emitter terminal connected to TE.
摘要翻译：要解决的问题：提供一种复合晶体管，其包括反射镜达林顿连接中的单个晶体管，其产生比单个晶体管的电流增益截止频率高得多的电流增益截止频率。解决方案：复合晶体管包括：晶体管QA，具有连接到控制端子TB的基极端子和连接到电流输入端子TC的集电极端子; 具有连接到QA的发射极端子的基极端子和集电极端子的晶体管QB和连接到电流输出端子TE的发射极端子; 以及多个晶体管Q1-Qn，其基极与QB的基极端子和集电极端子连接到QA的发射极端子，与TC连接的集电极端子和与TE连接的发射极端子。

2. 发明专利

JP2013036867A Millimeter wave passive imaging device 审中-公开
标题翻译：毫米波无源成像装置
公开(公告)号：JP2013036867A
公开(公告)日：2013-02-21
申请号：JP2011173586
申请日：2011-08-09
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KOSUGI TOSHIHIKO , SUGIYAMA HIROKI , NAKAJIMA HIROKI
IPC分类号： G01S13/89
摘要： PROBLEM TO BE SOLVED: To provide a millimeter wave passive imaging device which is stable, small-sized and low-cost more than before.SOLUTION: The millimeter wave passive imaging device comprises: an antenna part 1 for receiving thermal noise of a millimeter wave band radiated from an object; an amplification part 2a for amplifying the thermal noise received by the antenna part 1; a pulse generation part 6 for outputting pulses every time of detecting an instantaneous voltage equal to or higher than a prescribed threshold voltage, which is included in the thermal noise amplified by the amplification part 2a; and a pulse number voltage conversion part 7 for converting the number per unit time of the pulses outputted from the pulse generation part 6 to a voltage signal and outputting the voltage signal as a luminance signal 4.
摘要翻译：要解决的问题：提供比以前更稳定，小型化和低成本的毫米波无源成像装置。解决方案：毫米波无源成像装置包括：天线部分1，用于接收从物体辐射的毫米波段的热噪声; 用于放大由天线部分1接收的热噪声的放大部分2a; 脉冲发生部分6，用于每次检测等于或高于由放大部分2a放大的热噪声中包含的规定阈值电压的瞬时电压时输出脉冲; 以及脉冲数电压转换部分7，用于将从脉冲发生部分6输出的脉冲的每单位时间的数目转换为电压信号，并输出电压信号作为亮度信号4.版权所有：（C）2013， JPO和INPIT

3. 发明专利

JP2011004040A High-frequency power amplification circuit and designing method of the same 有权
标题翻译：高频功率放大电路及其设计方法
公开(公告)号：JP2011004040A
公开(公告)日：2011-01-06
申请号：JP2009144195
申请日：2009-06-17
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KOSUGI TOSHIHIKO , NAKAJIMA HIROKI
IPC分类号： H03F3/20 , H03F1/02
摘要： PROBLEM TO BE SOLVED: To improve the reliability of a high-frequency power amplification circuit, to take out higher output power, to reduce power consumption, to improve efficiency, to reduce heat dissipation cost, and to reduce a time period of product development.SOLUTION: A load line (intrinsic region load line 123) in an intrinsic region that is a core of a transistor matches an optimum load line 118. In Fig.6, the load line is shifted slightly in order to be more visible. That is, the intrinsic region load line 123 is within an area of a triangle having sides of the optimum load line 118 and axes of a current and a voltage. In this area, bias stress for the transistor is low, and the reliability or the like of the transistor can be improved.
摘要翻译：要解决的问题：为了提高高频功率放大电路的可靠性，取出更高的输出功率，降低功耗，提高效率，降低散热成本，缩短产品开发时间。解决方案：作为晶体管的核心的本征区域中的负载线（本征区域负载线123）与最佳负载线路118匹配。在图6中，负载线路稍微偏移以便更可见。也就是说，本征区域负载线123在具有最佳负载线118的侧面和电流和电压的轴线的三角形的区域内。在该区域中，晶体管的偏置应力低，可以提高晶体管的可靠性等。

4. 发明专利

JP2010157952A Optical transmission simulation method, electric circuit simulator, and electrical circuit 审中-公开
标题翻译：光传输模拟方法，电路仿真器和电路
公开(公告)号：JP2010157952A
公开(公告)日：2010-07-15
申请号：JP2009000058
申请日：2009-01-05
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NAKAJIMA HIROKI , YAMANAKA TAKAYUKI
IPC分类号： H04B10/00 , H04B10/2543 , H04B10/524 , H04B10/58
摘要： PROBLEM TO BE SOLVED: To provide an optical transmission simulation method in which optical transmission characteristics in an optical fiber can be calculated or simulated by using a general electrical circuit simulator.
SOLUTION: An electrical circuit as a unit includes: first and second voltage sources 5, 6 connected on a first main signal line between first and second terminals 1, 2, and on a second main signal line between third and fourth terminals 3, 4, respectively, for outputting a voltage according to respective current values of the third and first terminals 3, 1; first and second electrical capacities 7, 8, and first and second electrical resistances 9, 10 connected in parallel between the second and fourth terminals 2, 4 and the ground, respectively; and first and second current sources 11, 12 connected in parallel between the second and fourth terminals and the ground, respectively, for outputting a current according to respective voltage values of the second and fourth terminals. In the electrical circuit, the first and second main signal lines are connected in series to constitute a multistage cascade connection, and initial node voltage values on the first and second main signal lines are given as a real part value and an imaginary part value of the complex amplitude of an optical signal electric field to an optical fiber so that transient analysis on time can be performed.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种通过使用通用电路模拟器来计算或模拟光纤中的光传输特性的光传输模拟方法。解决方案：作为一个单元的电路包括：连接在第一和第二端子1,2之间的第一主信号线上的第一和第二电压源5,6，以及第三和第四端子3之间的第二主信号线，4，用于根据第三和第一端子3,1的各自的电流值输出电压; 分别在第二和第四端子2,4和地之间并联连接的第一和第二电容7,8以及第一和第二电阻9,10。以及分别在第二和第四端子与地之间并联连接的第一和第二电流源11,12，用于根据第二和第四端子的各自的电压值输出电流。在电路中，第一和第二主信号线串联连接以构成多级串联连接，并且将第一和第二主信号线上的初始节点电压值作为实部值给出，并且虚部值将光信号电场的复振幅度提供给光纤，使得可以执行对时间的瞬时分析。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2009239402A Electric circuit and wave-function expressing method 审中-公开
标题翻译：电气电路和波形函数表达方法
公开(公告)号：JP2009239402A
公开(公告)日：2009-10-15
申请号：JP2008079805
申请日：2008-03-26
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NAKAJIMA HIROKI
IPC分类号： H99Z99/00
摘要： PROBLEM TO BE SOLVED: To provide an electric circuit that basically executes the description of both steady state and time evolution of a quantum-mechanical wave function by the same circuit configuration while also expressing a wave function in a potential barrier.
SOLUTION: The electric circuit has a first voltage source 5, which is connected on a first main signal line between a first terminal 1 and a second terminal 2 so as to output a prescribed voltage based on a value of a current flowing through a third terminal 3, a second voltage source 6, which is connected on a second main signal line between the third terminal 3 and a fourth terminal 4 so as to output a prescribed voltage based on a value of a current flowing in the first terminal 1, a first current source 9 connected between the second terminal 2 and the ground so as to output a prescribed current based on a value of a voltage of the fourth terminal 4, and a second current source 10 connected between the fourth terminal 4 and the ground so as to output a prescribed current based on a value of a voltage of the second terminal 2. First/second electric capacities 7, 8 each having a prescribed capacity value are connected between the second terminal 2 and the ground and between the fourth terminal 4 and the ground, respectively.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种基本上通过相同的电路配置执行量子机械波函数的稳态和时间演化描述的电路，同时在势垒中表现波函数。解决方案：电路具有第一电压源5，其连接在第一端子1和第二端子2之间的第一主信号线上，以便基于流过的电流的值输出规定的电压第三端子3，第二电压源6，其连接在第三端子3和第四端子4之间的第二主信号线上，以便基于在第一端子1中流动的电流的值输出规定的电压连接在第二端子2和地之间的第一电流源9，以便基于第四端子4的电压值输出规定电流，以及连接在第四端子4与地之间的第二电流源10 以便基于第二端子2的电压的值输出规定的电流。每个具有规定电容值的第一/第二电容7,8连接在第二端子2和地之间以及在第二端子 urth终端4和地面分别。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2012090207A Air bridge structure of coplanar line 审中-公开
标题翻译：哥伦布线的空气桥结构
公开(公告)号：JP2012090207A
公开(公告)日：2012-05-10
申请号：JP2010237204
申请日：2010-10-22
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： KOSUGI TOSHIHIKO , NAKAJIMA HIROKI
IPC分类号： H01P3/02 , H01L21/768 , H01L21/822 , H01L23/522 , H01L27/04
摘要： PROBLEM TO BE SOLVED: To easily use a plurality of air bridges while suppressing the influence of the cross capacity of the signal line of a coplanar line and the air bridges.SOLUTION: In an air bridge structure 100, a lower layer wiring layer 8 is provided with hole areas 12A and 12B formed by notching positions facing each other across a signal line 1 in ground lines 2A and 2B respectively, also an upper layer wiring layer 7 is provided with an upper layer ground electrode 13A electrically connected with the ground line 2A of the lower layer wiring layer 8 at the upper position of the hole area 12A and an upper layer ground electrode 13B electrically connected with the ground line 2B of the lower layer wiring layer 8 at the upper position of the hole area 12B, and the ground lines 2A and 2B are electrically connected through the upper layer ground electrodes 13A and 13B by an air bridge 3.
摘要翻译：要解决的问题：为了容易地使用多个空气桥，同时抑制共面线和空气桥的信号线的交叉容量的影响。解决方案：在空气桥结构100中，下层布线层8设置有分别穿过地线2A和2B中的信号线1彼此相对的切口位置形成的孔区域12A和12B，上层布线层7具有在孔区域12A的上部位置与下层布线层8的接地线2A电连接的上层接地电极13A和与地线2B的地线2B电连接的上层接地电极13B 孔区域12B的上部位置的下层布线层8和接地线2A，2B通过空气桥3通过上层接地电极13A，13B电连接。（C）2012 ，JPO＆INPIT

7. 发明专利

JP2011101223A Tapered slot antenna 有权
标题翻译： TAPERED SLOT天线
公开(公告)号：JP2011101223A
公开(公告)日：2011-05-19
申请号：JP2009254845
申请日：2009-11-06
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NAKAJIMA HIROKI , KOSUGI TOSHIHIKO , ENOKI TAKATOMO
IPC分类号： H01Q13/22 , H01Q13/10
摘要： PROBLEM TO BE SOLVED: To reduce a first side lobe level of an E surface in the radiation pattern of a tapered slot antenna. SOLUTION: The tapered slot antenna includes: a dielectric substrate 1; a metal thin film 2 formed on the dielectric substrate 1; a slot 3 formed on the metal thin film 2; and a tapered part 4a formed on the metal thin film 2, connected to one end of the slot 3 and formed by a notch whose slot width gradually expands along the extending direction of the slot 3. A boundary line between the tapered part 4a and the metal thin film 2 is defined by a hyperbolic tangent curve. COPYRIGHT: (C)2011,JPO&INPIT

8. 发明专利

JP2006003507A Optical modulator and characteristics control method 有权
标题翻译：光学调制器和特性控制方法
公开(公告)号：JP2006003507A
公开(公告)日：2006-01-05
申请号：JP2004178033
申请日：2004-06-16
申请人： Nippon Telegr & Teleph Corp , 日本電信電話株式会社
发明人： NAKAJIMA HIROKI
IPC分类号： G02F1/017
摘要： PROBLEM TO BE SOLVED: To provide an optical modulator and a characteristics control method, with which an E/O (electro-optical) response characteristics of the optical modulator is easily adjusted, after the manufacture of the optical modulator. SOLUTION: A variable capacitor 5 is connected in parallel to a second electric signal line 4. The frequency characteristics of the E/O response of the optical modulator is adjusted, by adjusting the capacitance value of such a variable capacitor 5. Thereby, even if variations in the characteristic exist in an optical modulation element 10 itself, the variations in the characteristics are absorbed or suppressed, even if it after the manufacturing of the optical modulator. COPYRIGHT: (C)2006,JPO&NCIPI

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