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    • 1. 发明授权
    • Driving apparatus
    • 驱动装置
    • US4949384A
    • 1990-08-14
    • US414188
    • 1989-09-28
    • Masao NoroDaisuke Suzuki
    • Masao NoroDaisuke Suzuki
    • H04R3/04H04R1/28H04R3/00H04R3/12
    • H04R1/2819H04R3/002
    • A driving apparatus for driving an electro-acoustic transducer comprises a power amplifier for supplying a drive power to the transducer, and a feedback circuit for generating a negative impedance. The feedback circuit has a main body portion connected to the amplifier and a control information storage body for storing control information for setting transmission characteristics of the feedback circuit. The storage body is arranged to be disconnected/connected to the main body portion. The main body portion comprises a plurality of transducer connection terminals connected to a plurality of transducers, respectively, a plurality of relays and normally-open contacts for selectively supplying an amplifier output to the transducer connection terminals. A transducer selection information is housed in the control information storage body. Thus, when the control information storage body is mounted in the main body portion in accordance with the transducer selection information, a relay and a contact is operated, the amplifier output is supplied to a predetermined transducer.
    • 用于驱动电声换能器的驱动装置包括用于向换能器提供驱动功率的功率放大器和用于产生负阻抗的反馈电路。 反馈电路具有连接到放大器的主体部分和用于存储用于设置反馈电路的传输特性的控制信息的控制信息存储体。 存储体被布置成与主体部分断开/连接。 主体部分包括分别连接到多个换能器的多个换能器连接端子,多个继电器和常开触点,用于选择性地将放大器输出提供给换能器连接端子。 换能器选择信息被容纳在控制信息存储体中。 因此,当根据换能器选择信息将控制信息存储体安装在主体部分中时,继电器和触点被操作,放大器输出被提供给预定的换能器。
    • 2. 发明授权
    • Negative impedance driving apparatus having temperature compensation
circuit
    • 具有温度补偿电路的负阻抗驱动装置
    • US4980920A
    • 1990-12-25
    • US421256
    • 1989-10-13
    • Masao NoroDaisuke Suzuki
    • Masao NoroDaisuke Suzuki
    • H03F1/30H03F1/38H03F1/56H03F3/181H04R3/00
    • H03F1/56H03F3/181H04R3/002H04R3/007H03F2200/03H03F2200/369
    • A driving apparatus for negative-impedance driving a speaker as a load, comprises a detection element, a positive feedback circuit, a temperature compensation circuit, a sensor element, a control circuit, and an input f characteristic control circuit. The resistor as the detection element connected in series with the load detects a current flowing through the load. The feedback circuit feeds back a detection output of the detection element to an input side of the driving apparatus. The temperature compensation circuit controls the negative-impedance driving state to compensate for an increase in load impedance upon an increase in temperature of the load. The sensor element detects that a temperature of the load reaches a predetermined value. The control circuit stops temperature compensation of the temperature compensation circuit or decreases a degree of temperature compensation in accordance with an output from the sensor element. The input f characteristic control circuit controls frequency characteristic of an input signal in accordance with an output from the control circuit.
    • 扬声器用作负载负阻抗驱动装置,包括检测元件,正反馈电路,温度补偿电路,传感器元件,控制电路和输入f特性控制电路。 作为与负载串联连接的检测元件的电阻检测流过负载的电流。 反馈电路将检测元件的检测输出反馈到驱动装置的输入侧。 温度补偿电路控制负阻抗驱动状态,以补偿负载温度升高时负载阻抗的增加。 传感器元件检测到负载的温度达到预定值。 控制电路停止温度补偿电路的温度补偿或者根据传感器元件的输出来降低温度补偿的程度。 输入f特性控制电路根据控制电路的输出控制输入信号的频率特性。
    • 4. 发明授权
    • Key information generation device and key information generation method
    • 关键信息生成装置及关键信息生成方法
    • US09391772B2
    • 2016-07-12
    • US14115251
    • 2011-06-02
    • Daisuke Suzuki
    • Daisuke Suzuki
    • H04L9/10H04L9/08H04L9/32G06F12/14G11B20/00G06F21/50G06F21/70
    • H04L9/0866G06F12/14G06F21/50G06F21/70G06F2221/21G11B20/00086H04L9/3278
    • In initial generation (for example, shipping from the factory), a security device generates an identifier w specific to the security device, with the PUF technology, generates key information k (k=HF(k)) from the identifier w, generates encrypted confidential information x by encrypting (x=Enc(mk, k)) confidential information mk with the key information k, and stores the encrypted confidential information x and an authentication code h (h=HF′(k)) of the key information k, in a nonvolatile memory. In operation, the security device generates the identifier w with the PUF technology, generates the key information k from the identifier w, and decrypts the encrypted confidential information x with the key information k. At a timing where the identifier w is generated in the operation, the security device checks whether the current operating environment has largely changed from the initial generation (S311). If a change in operating environment is detected (S311→S312), the security device conducts a reset-up process (S312 to S315) of an authentication code h which is confidential information, and the encrypted confidential information x.
    • 在初始阶段(例如,出厂时),安全设备生成特定于安全设备的标识符w,利用PUF技术,从标识符w生成密钥信息k(k = HF(k)),生成加密 机密信息x通过用密钥信息k加密(x = Enc(mk,k))机密信息mk,并且将加密的机密信息x和密钥信息k的认证码h(h = HF'(k))存储 ,在非易失性存储器中。 在操作中,安全设备利用PUF技术生成标识符w,从标识符w生成密钥信息k,并用密钥信息k对加密的机密信息进行解密。 在操作中生成标识符w的定时,安全装置检查当前的操作环境是否从初始生成发生了很大的变化(S311)。 如果检测到操作环境发生变化(S311→S312),则安全装置进行作为机密信息的认证码h的复位处理(S312〜S315)和加密的机密信息x。
    • 10. 发明申请
    • OIL-IN-WATER EMULSION COMPOSITION AND METHOD FOR PRODUCING THE SAME
    • 油包水乳液组合物及其生产方法
    • US20130302391A1
    • 2013-11-14
    • US13981170
    • 2012-01-24
    • Tomomi KuromiyaDaisuke SuzukiMasayoshi Miyamoto
    • Tomomi KuromiyaDaisuke SuzukiMasayoshi Miyamoto
    • A61K8/44A61K8/06A61Q19/02
    • A61K8/44A61K8/062A61K2800/21A61Q19/02
    • Disclosed is an oil-in-water type emulsion composition containing a physiologically acceptable salt of a tranexamate ester and a method for producing the same. An oil-in-water type emulsion composition containing a physiologically acceptable salt of a tranexamate ester can be obtained by preparing an oil phase including: A) a physiologically acceptable salt of a tranexamate ester; B) an amphiphilic substance; C) an oily substance; and D) water, a water-soluble organic solvent or a mixture thereof wherein the weight ratio of the ingredients A:B is in the range of 1:0.5 to 1:2.5, the weight ratio of the ingredients A:C is in the range of 1:1 to 1:5.0, and the weight ratio of the ingredients A:D is 1:0.2 to 1:5.0, and adding the oil phase to a water phase including E) water, a water-soluble organic solvent or a mixture thereof.
    • 本发明公开了一种含有氨基甲酸酯酯的生理学上可接受的盐的水包油型乳剂组合物及其制造方法。 含有氨甲酯酯的生理学上可接受的盐的水包油型乳剂组合物可以通过制备油相得到,该油相包括:A)氨基甲酸酯的生理学上可接受的盐; B)两亲物质; C)油性物质; 和D)水,水溶性有机溶剂或其混合物,其中成分A:B的重量比在1:0.5至1:2.5的范围内,成分A:C的重量比在 范围为1:1至1:5.0,成分A:D的重量比为1:0.2至1:5.0,并将油相加入到包含E)水,水溶性有机溶剂或 它们的混合物。