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    • 32. 发明授权
    • Double superheterodyne tuner
    • 双超外差调谐器
    • US4661998A
    • 1987-04-28
    • US652678
    • 1984-09-19
    • Sadahiko YamashitaMakoto HasegawaMotoi OhbaKoh KikuchiTsutomu Shishido
    • Sadahiko YamashitaMakoto HasegawaMotoi OhbaKoh KikuchiTsutomu Shishido
    • H03D7/16H03D9/06H04B1/26H04B1/08
    • H03D7/161H03D9/0658
    • A compact or miniaturized well-shielded double superheterodyne tuner is provided, wherein an input circuit portion, a first mixing portion, a first intermediate frequency bandpass filter, a second mixing portion and an output circuit portion are mounted in separated casings. The first mixing portion and the second mixing portion are provided on printed boards and each mounted on a bottom plate of the casing. The casings containing the first and second mixing portion are arranged in a manner such that grounded surfaces of the printed boards contained in the casings are arranged face to face. The casing containing the bandpass filter is contacted adjacently to a common face of the face to face casings. Each of the casings containing the input and output circuit portions is located adjacently to each of faces common to the face to face casings and the filter containing casing. Some structual improvements are also provided for simplifying the manufacture and adjustment of the tuner.
    • 提供了一种紧凑或小型化的屏蔽良好的超超外差调谐器,其中输入电路部分,第一混合部分,第一中频带通滤波器,第二混合部分和输出电路部分安装在分离的壳体中。 第一混合部分和第二混合部分设置在印刷板上,并分别安装在壳体的底板上。 包含第一和第二混合部分的壳体被布置成使得包含在壳体中的印刷板的接地表面面对面地布置。 包含带通滤光器的外壳与面对面的外壳的共同面相接触。 包含输入和输出电路部分的每个壳体位于与面对面和壳体的过滤器共同的每个面附近。 还提供了一些结构改进以简化调谐器的制造和调整。
    • 33. 发明授权
    • Voltage-controlled oscillator having three or more varactor diodes
    • 具有三个或更多变容二极管的压控振荡器
    • US4536724A
    • 1985-08-20
    • US451838
    • 1982-12-21
    • Makoto HasegawaMitsuo MakimotoSadahiko YamashitaYoshio Katayama
    • Makoto HasegawaMitsuo MakimotoSadahiko YamashitaYoshio Katayama
    • H03B5/12H03J3/18H05K1/18H03B5/08
    • H03J3/185H05K1/18H05K2201/1003H05K2201/10174H05K2201/1053
    • In a voltage-controlled oscillator having an LC resonant circuit including a varactor circuit so that resonant frequency is controlled by a D.C. bias or control voltage applied to the varactor circuit, three or more varactors are connected in series in one embodiment so that a high-frequency voltage applied to the varactor circuit is divided into a plurality. The varactors may be connected in the same direction or opposite direction. In another embodiment, a plurality of series circuits of varactors are connected in parallel to provide the varactor circuit, where each series circuit comprises two or more varactors. A series-parallel connection of a plurality of varactors may be arranged in a matrix. In order to reduce undesirable stray capacitance, some or all varactors are attached to a printed circuit board so that they are normal to the plane of the printed circuit board. In one embodiment an auxiliary printed circuit board is employed so that some varactors are spaced from a main circuit board. The voltage-controlled oscillator of the invention shows high carrier-to-noise ratio throughout a wide frequency range.
    • 在具有包括变容二极管电路的LC谐振电路的压控振荡器中,使得谐振频率由施加到变容二极管电路的DC偏压或控制电压控制,在一个实施例中,三个或更多个可变电抗器串联连接, 施加到变容二极管电路的频率电压被分成多个。 变容二极管可以沿相同的方向或相反的方向连接。 在另一个实施例中,并联连接多个串联的变容二极管串联电路以提供变容二极管电路,其中每个串联电路包括两个或多个变容二极管。 多个变容二极管的串联并联连接可以以矩阵形式布置。 为了减少不期望的杂散电容,一些或全部变压器连接到印刷电路板,使得它们垂直于印刷电路板的平面。 在一个实施例中,采用辅助印刷电路板,使得一些变容二极管与主电路板间隔开。 本发明的压控振荡器在宽的频率范围内显示出高的载波噪声比。
    • 36. 发明授权
    • Headrest apparatus, method of adjusting headrest position, vehicle seat
    • 头枕装置,头枕位置调整方法,车座
    • US08600626B2
    • 2013-12-03
    • US13164513
    • 2011-06-20
    • Hiroyoshi YamaguchiMakoto Hasegawa
    • Hiroyoshi YamaguchiMakoto Hasegawa
    • B60R22/00B60R21/00B60N2/42B60N2/00G06F17/00
    • B60N2/0244B60N2/002B60N2/809B60N2/829B60N2/865
    • There is provided a headrest apparatus including: a headrest main body provided at a top edge portion of a seatback; a detection section to detect contact between the head of an occupant seated in the seat and the headrest main body; a moving section that moves the headrest main body in the vehicle front-rear direction; and a controller that controls the moving section such that the headrest main body is moved forward until contact between the head of an occupant and the headrest main body is detected by the detection section, and, when contact between the head of an occupant and the headrest main body has been detected by the detection section, controls the moving section to move the headrest main body such that there is a specific amount of back-set separation distance in a horizontal direction between the head of an occupant and the headrest main body.
    • 提供一种头枕装置,包括:头枕主体,设置在座椅靠背的顶部边缘部分; 检测部,其检测坐在座椅上的乘员的头部与头枕主体之间的接触; 移动部,其使所述头枕主体沿车辆前后方向移动; 以及控制器,其控制所述移动部,使得所述头枕主体向前移动,直到所述检测部检测到所述乘员的头部与所述头枕主体之间的接触,并且当所述乘员的头部与所述头枕 通过检测部检测到主体,控制移动部使头枕主体移动,使得在乘员的头部与头枕主体之间在水平方向上具有特定量的背离间隔距离。
    • 40. 发明申请
    • INFRARED TRANSMISSION FILTER AND IMAGING DEVICE
    • 红外传输滤波器和成像设备
    • US20120145901A1
    • 2012-06-14
    • US13302475
    • 2011-11-22
    • Toshimasa KAKIUCHIMakoto HasegawaMasahiro Mori
    • Toshimasa KAKIUCHIMakoto HasegawaMasahiro Mori
    • H01L27/146G02B5/28G02B5/22
    • H01L27/14621G02B5/208G02B5/22
    • There are provided an infrared transmission filter, which is inexpensive, is capable of being sufficiently made lighter and thinner, has no incident angle dependency, and is excellent in permselectivity for infrared light, and an imaging device, which employs such an infrared transmission filter.An infrared transmission filter 10 includes an infrared transmission base material 1 selectively transmitting light in an infrared wavelength range; and a short wavelength side infrared absorbing film 2 formed on one side of the infrared transmission base material 1 and containing a near-infrared absorbent having an optical absorption edge on a short wavelength side of a transmission wavelength band of the infrared transmission base material. An imaging device includes the infrared transmission filter 10.
    • 提供了廉价的红外透射滤光片,其能够充分地变得更轻更薄,不具有入射角度依赖性,并且红外光的选择透过性优异,并且使用这种红外透射滤光片的成像装置。 红外线透射滤光器10包括红外线透射基材1,其选择性地透射红外波长范围内的光; 以及短波长侧红外线吸收膜2,其形成在红外线透射基材1的一侧,并且在红外线透射基材的透射波长带的短波长侧包含具有光吸收边缘的近红外吸收体。 成像装置包括红外线传输滤波器10。