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    • 5. 发明授权
    • Semiconductor device and method for fabricating the same
    • 半导体装置及其制造方法
    • US08354726B2
    • 2013-01-15
    • US11798528
    • 2007-05-15
    • Masafumi Tsutsui
    • Masafumi Tsutsui
    • H01L29/76
    • H01L21/823412H01L21/823468H01L21/823481H01L21/823807H01L21/823864H01L21/823878H01L29/665H01L29/6653H01L29/6656H01L29/6659H01L29/7842H01L29/7843
    • A semiconductor device includes: a first active region surrounded with an isolation region of a semiconductor substrate; a first gate electrode formed over the first active region and having a protrusion protruding on the isolation region; a first side-wall insulating film; an auxiliary pattern formed to be spaced apart in the gate width direction from the protrusion of the first gate electrode; a second side-wall insulating film; and a stress-containing insulating film containing internal stress and formed to cover the first gate electrode, the first side-wall insulating film, the auxiliary pattern, and the second side-wall insulating film. In this device, the distance between the first gate electrode and the auxiliary pattern is smaller than the sum total of: the sum of the thicknesses of the first and second side-wall insulating films; and the double of the thickness of the stress-containing insulating film.
    • 半导体器件包括:被半导体衬底的隔离区包围的第一有源区; 第一栅电极,形成在所述第一有源区上并具有在所述隔离区上突出的突起; 第一侧壁绝缘膜; 辅助图案形成为在栅极宽度方向上与第一栅电极的突起间隔开; 第二侧壁绝缘膜; 以及含有内应力的含应力的绝缘膜,形成为覆盖第一栅电极,第一侧壁绝缘膜,辅助图案和第二侧壁绝缘膜。 在该装置中,第一栅电极和辅助图案之间的距离小于第一和第二侧壁绝缘膜的厚度之和的总和; 并且是含应力的绝缘膜的厚度的两倍。
    • 6. 发明授权
    • Wireless communication apparatus and wireless communicating method
    • 无线通信装置和无线通信方法
    • US08265054B2
    • 2012-09-11
    • US12613002
    • 2009-11-05
    • Masafumi Tsutsui
    • Masafumi Tsutsui
    • H04B7/216
    • H01Q3/2605H01Q1/246H01Q3/267H04B7/0617H04B7/0639H04L25/0204H04L25/03343H04L2025/03426H04L2025/03802
    • A wireless communication apparatus of a base station uses antennas for multiple systems, forms a multi-beam, transmits data to a mobile station, and includes a code book configured to store therein beamforming information; a pre-coder that reads the code book and executes a process of forming a given beam for the data; a control unit that, based on feedback information to correct variations in phase occurring at transmitting circuits respectively corresponding to each of the systems, performs control such that the beamforming information to correct the variations in phase is read from the code book; and a phase correcting unit that corrects a phase of the multi-beam formed by the pre-coder, based on the feedback information and such that relations among the phases of the multi-beam become substantially linear.
    • 基站的无线通信装置使用多个系统的天线,形成多波束,向移动台发送数据,并且包括配置为在其中存储波束成形信息的码本; 读取代码簿并执行为数据形成给定波束的处理的预编码器; 控制单元,其基于反馈信息来校正发生在与每个系统相对应的发射电路处的相位变化,执行控制,使得从码本中读取纠正相位变化的波束成形信息; 以及相位校正单元,其基于反馈信息校正由预编码器形成的多波束的相位,并且使得多波束的相位之间的关系变得基本上线性。
    • 8. 发明申请
    • RELAY METHOD AND RELAY STATION
    • 继电器和继电器
    • US20100248751A1
    • 2010-09-30
    • US12725794
    • 2010-03-17
    • Masafumi Tsutsui
    • Masafumi Tsutsui
    • H04W68/00H04B7/14
    • H04B7/15535Y02D70/1262Y02D70/142Y02D70/446
    • A relay station that relays radio signals between a base transceiver station and a mobile station includes a downlink amplifier that amplifies a downlink signal from the base transceiver station to the mobile station, an uplink amplifier that amplifies an uplink signal from the mobile station to the base transceiver station, a paging response signal detection unit that detects a paging response signal with which the mobile station responds to a paging signal for paging the mobile station, and an amplification control unit that starts amplification control with respect to the downlink amplifier and the uplink amplifier when the paging response signal has been detected by the paging response signal detection unit.
    • 在基站和移动站之间中继无线电信号的中继站包括:放大从基站到移动台的下行链路信号的下行放大器,放大从移动站到基站的上行链路信号的上行放大器 寻呼响应信号检测单元,其检测移动台对寻呼信号进行响应的寻呼响应信号,用于寻呼移动站;以及放大控制单元,其针对下行链路放大器和上行链路放大器开始放大控制 当寻呼响应信号检测单元检测到寻呼响应信号时。
    • 9. 发明授权
    • Radio communication system, radio communication method, radio transmitter and radio receiver
    • 无线电通信系统,无线电通信方式,无线电发射机和无线电接收机
    • US07688909B2
    • 2010-03-30
    • US11260808
    • 2005-10-27
    • Masafumi Tsutsui
    • Masafumi Tsutsui
    • H04B7/02H04L1/02
    • H04B7/0413H04B7/0408H04B7/0689H04B7/0871
    • A radio transmitter includes an orthogonal transformation unit for carrying out an orthogonal transformation on pilot signals having orthogonal relation to each other between transmission antennas and a pilot multiplexing unit multiplexing the pilot signals and transmission data, and a radio receiver includes a channel estimation unit obtaining a channel estimate of a directive multibeam for each of reception antennas, an inverse transformation unit carrying out an inverse transformation of the orthogonal transformation on the obtained channel estimate and a received signal processing unit selectively conducting first processing based on the beam channel estimate in the first mode or second processing based on the channel estimate obtained by the inverse transformation unit in the second mode. This commonizes a common pilot for MIMO (second mode) and individual pilots for AAA (first mode), thus realizing the coexistence of MIMO and AAA without leading to a reduction of throughput.
    • 无线发射机包括正交变换单元,用于对发送天线之间具有正交关系的导频信号和对导频信号和发送数据进行复用的导频复用单元进行正交变换,无线接收机包括信道估计单元,获得 用于每个接收天线的指令多波束的信道估计,对所获得的信道估计执行正交变换的逆变换的逆变换单元和基于第一模式中的波束信道估计选择性地进行第一处理的接收信号处理单元 或基于由第二模式中的逆变换单元获得的信道估计的第二处理。 这通用于用于MIMO(第二模式)和用于AAA(第一模式)的单独导频的公共导频,从而实现MIMO和AAA的共存,而不会导致吞吐量的降低。