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    • 53. 发明授权
    • Semiconductor integrated circuit device with a plurality of logic
circuits having active pull-down functions
    • 具有多个具有主动下拉功能的逻辑电路的半导体集成电路器件
    • US5298802A
    • 1994-03-29
    • US56798
    • 1993-05-03
    • Mitsuo UsamiNoboru ShiozawaToshio YamadaHiromasa KatohKazuyoshi SatohTohru KobayashiTatsuya KimuraMasato HamamotoAtsushi ShimizuKaoru Koyu
    • Mitsuo UsamiNoboru ShiozawaToshio YamadaHiromasa KatohKazuyoshi SatohTohru KobayashiTatsuya KimuraMasato HamamotoAtsushi ShimizuKaoru Koyu
    • H03K3/2885H03K17/0412H03K17/66H03K19/013H03K19/086
    • H03K19/086H03K17/04126H03K17/666H03K19/0136H03K3/2885
    • In accordance with one aspect of the invention, a semiconductor integrated circuit is provided wherein an input circuit is formed by a phase split circuit having a bipolar transistor which outputs an inverted output from the collector and a non-inverted output from the emitter. The emitter follower output circuit is driven by an inverted output of the phase split circuit. Meanwhile, an emitter load of the emitter follower output circuit is formed by a transistor, and the emitter load transistor is temporarily driven conductively by a charging current of the capacitance to be charged by the rising edge of the non-inverted output of the phase split circuit. As a second aspect of the invention, a logic circuit is formed of a logic portion and an output portion. The output portion includes an emitter follower output transistor receiving an output signal generated by the logic portion and an active pull-down transistor receiving at its base a signal supplied thereto through a capacitance element. The signal received by the active pull-down transistor has a phase reverse to that of the input signal supplied to the base of said output transistor. Between the base and emitter of the active pull-down transistor, there is disposed a bias circuit formed of a transistor receiving at its base a predetermined bias voltage and an emitter resistor. Further, between a junction point of the emitter follower output transistor and the active pull-down transistor and the emitter of the transistor as a constituent of the bias circuit, there is disposed a capacitance element for feeding back the output signal.
    • 根据本发明的一个方面,提供一种半导体集成电路,其中输入电路由具有从集电极输出反相输出的双极晶体管和来自发射极的非反相输出的相位分离电路形成。 射极跟随器输出电路由相位分离电路的反相输出驱动。 同时,射极跟随器输出电路的发射极负载由晶体管形成,并且发射极负载晶体管由相分离的非反相输出的上升沿的待充电电容的充电电流导通地临时驱动 电路。 作为本发明的第二方面,逻辑电路由逻辑部分和输出部分组成。 输出部分包括接收由逻辑部分产生的输出信号的射极跟随器输出晶体管和有源下拉晶体管,在其底部接收通过电容元件提供给它的信号。 由有源下拉晶体管接收的信号与提供给所述输出晶体管的基极的输入信号的相位相反。 在有源下拉晶体管的基极和发射极之间设置偏置电路,该偏置电路由其基极接收预定偏置电压的晶体管和发射极电阻构成。 此外,在射极跟随器输出晶体管的连接点和有源下拉晶体管和作为偏置电路的组成部分的晶体管的发射极之间,设置有用于反馈输出信号的电容元件。
    • 55. 发明授权
    • Manufacturing a semiconductor integrated circuit device having on chip
logic correction
    • 制造具有片上逻辑校正的半导体集成电路器件
    • US5208178A
    • 1993-05-04
    • US738570
    • 1991-07-31
    • Mitsuo Usami
    • Mitsuo Usami
    • G01R31/3185G11C29/00H01L27/02
    • G01R31/318505G11C29/006H01L27/0207
    • The present invention relates to a logic correction for a random logic IC of a high integration density, and more particularly to an on-chip logic correction method wherein the upper surface of a chip is divided into a large number of macrocells, testing of the macrocells is made and each defective macrocell is corrected by replacement. Testing is performed after a primary wiring process that connects semiconductor elements into macrocells but before a secondary wiring process interconnecting the macrocells. After the testing, defective macrocells are replaced, and thereafter the secondary wiring process is performed. Testing is performed using testing pads in each macrocell, connected to the main circuit portion of the macrocell through shift register circuit portions. The macrocells are arranged in a lattice pattern. Wirings formed in the secondary wiring process have a larger cross-sectional area than wirings formed in the primary wiring process.
    • 本发明涉及高积分密度的随机逻辑IC的逻辑校正,更具体地说,涉及一种片上逻辑校正方法,其中芯片的上表面被划分成大量的宏单元,宏单元的测试 并且通过更换来校正每个有缺陷的宏单元。 在将半导体元件连接到宏单元之后但在将宏单元互连的次级布线处理之间的主要布线处理之后执行测试。 在测试之后,更换有缺陷的宏单元,然后进行二次布线处理。 使用每个宏单元中的测试焊盘进行测试,通过移位寄存器电路部分连接到宏单元的主电路部分。 宏单元被布置成格子图案。 在二次布线工艺中形成的布线具有比在主布线工艺中形成的布线更大的横截面面积。
    • 56. 发明授权
    • Logic circuit including variable impedance means
    • 逻辑电路包括可变阻抗装置
    • US5206546A
    • 1993-04-27
    • US739195
    • 1991-08-01
    • Mitsuo Usami
    • Mitsuo Usami
    • H03K19/013H03K19/0944
    • H03K19/09448H03K19/0136
    • A SPL (or Super Push-pull Logic) circuit is provided which includes: a first variable resistor circuit connected between the collector of an input transistor and a first supply voltage terminal (GND) a second variable resistor circuit connected between the emitter of the input transistor and a second supply voltage terminal (V.sub.EE) and a push-pull output circuit. The second variable resistor circuit includes an N-channel MOSFET which has its gate electrode made receptive of any of the output signals of the SPL circuit, a differentiated signal of the output signal, and an inverted signal of the input signal.
    • 提供了一种SPL(或超级推挽逻辑)电路,其包括:连接在输入晶体管的集电极和第一电源电压端(GND)之间的第一可变电阻电路,连接在输入端的发射极之间的第二可变电阻电路 晶体管和第二电源电压端子(VEE)和推挽输出电路。 第二可变电阻电路包括一个N沟道MOSFET,其栅电极接受SPL电路的任何输出信号,输出信号的微分信号和输入信号的反相信号。
    • 57. 发明授权
    • Wireless IC tag and process for manufacturing the same
    • 无线IC标签及其制造工艺
    • US07692545B2
    • 2010-04-06
    • US11596111
    • 2004-05-18
    • Mitsuo Usami
    • Mitsuo Usami
    • G08B13/14
    • H01Q9/16G06K19/0775H01L2224/16225H01L2224/16227H01L2924/07811H01Q1/22H01L2924/00
    • There is a problem related to radio wave interference, e.g. the shade of radio wave of a radio IC tag, when a plurality of radio IC tags are present in a region of electromagnetic wave. When a plurality of antennas each having a large area are present in the vicinity of the radio IC tag, the radio IC tag easily receives the affect of an antenna conductor. In a plurality of radio IC tags present in a radio wave area, width of the antenna conductor of the radio IC tag is set at 1.0 mm or less. Furthermore, in order to realize an antenna conductor having a small width, an IC tag chip of both side electrode structure having electrodes on the front surface and rear surface of a chip is sandwiched between antennas.
    • 存在与无线电波干扰有关的问题,例如, 当多个无线电IC标签存在于电磁波区域时,无线电IC标签的无线电波的阴影。 当在无线IC标签附近存在各自具有大面积的多个天线时,无线IC标签易于接收天线导体的影响。 在无线电波区域中存在的多个无线电IC标签中,将无线IC标签的天线导体的宽度设定为1.0mm以下。 此外,为了实现宽度窄的天线导体,在天线之间夹有在芯片的前表面和背面具有电极的两侧电极结构的IC标签芯片。
    • 58. 发明申请
    • READING METHOD, RESPONDER, AND INTERROGATOR
    • 读取方法,响应者和INTERROGATOR
    • US20090146794A1
    • 2009-06-11
    • US12370263
    • 2009-02-12
    • Mitsuo Usami
    • Mitsuo Usami
    • H04Q5/22G08B13/14
    • G06K7/0008G06K7/10039G06K19/0723
    • Transmission and reception of the identification number to/from an interrogator includes an interrogator that reads a recognition number from a responder by radio. When a clock pulse is modulated on a high-frequency carrier and transmitted to the responder from the antenna of the interrogator, there are a first case when the clock pulse interval is short and a second case when the clock pulse interval is long. By combining the clock pulse of the first case and the clock pulse of the second case so as to control the read of the recognition number from the interrogator, it is possible to realize reduction of the semiconductor chip size of the responder and suppress the cost of the semiconductor chip
    • 向/从询问器发送和接收识别号码包括通过无线电从应答器读取识别号码的询问器。 当在高频载波上调制时钟脉冲并从询问器的天线发送到应答器时,存在时钟脉冲间隔短的第一种情况,当时钟脉冲间隔较长时,存在第二种情况。 通过组合第一种情况的时钟脉冲和第二种情况下的时钟脉冲,以便控制来自询问器的识别号码的读取,可以实现响应者的半导体芯片尺寸的减小并抑制成本 半导体芯片