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    • 4. 发明申请
    • AUDIOVISUAL SYSTEM
    • 音响系统
    • US20090046210A1
    • 2009-02-19
    • US12092049
    • 2006-10-31
    • Akifumi SakamotoMasahiko MizoguchiToshiki MurakamiAkihiro MitaniKoichi OtsukaMutsumi Itoga
    • Akifumi SakamotoMasahiko MizoguchiToshiki MurakamiAkihiro MitaniKoichi OtsukaMutsumi Itoga
    • H04N5/60
    • H04N5/60G09G5/006G09G2370/06G09G2370/12H04L12/2809H04N5/63H04N5/775H04N5/85H04N21/43615H04N21/43635
    • An audiovisual system is provided in which the operability of selection by a user between internal speakers of a TV and external speakers connected to an audio amplifier has been improved, thus reducing the burdensomeness of operation. When an audio amplifier (100A) is powered on, a control part (106A) of the audio amplifier (100A) judges that use of external speakers (105) connected to the audio amplifier (100A) has been selected, and transmits a control signal for putting internal speakers (205) of a TV (200A) in a muted state to a control part (206A) of the TV (200A) via a communication means (300). Conversely, when the audio amplifier (100A) is powered off, the control part (106A) judges that use of the internal speakers (205) of the TV (200A) has been selected, and transmits a control signal for canceling the muted state of the internal speakers (205) to the control part (206A) of the TV (200A) via the communication means (300).
    • 提供了一种视听系统,其中用户在TV的内部扬声器和连接到音频放大器的外部扬声器之间进行选择的可操作性已经得到改善,从而降低了操作的负担。 当音频放大器(100A)通电时,音频放大器(100A)的控制部分(106A)判断已经选择了连接到音频放大器(100A)的外部扬声器(105)的使用,并且发送控制信号 用于经由通信装置(300)将TV(200A)的内部扬声器(205)置于静音状态到TV(200A)的控制部分(206A)。 相反,当音频放大器(100A)断电时,控制部分(106A)判断已经选择了TV(200A)的内部扬声器(205)的使用,并且发送用于取消静音状态的控制信号 经由通信装置(300)将内部扬声器(205)发送到TV(200A)的控制部分(206A)。
    • 5. 发明授权
    • Image display apparatus and control method thereof for controlling brightness unevenness due to resistance of column wirings
    • 用于控制由于列布线的电阻引起的亮度不均匀的图像显示装置及其控制方法
    • US08519991B2
    • 2013-08-27
    • US13237391
    • 2011-09-20
    • Masahiko Mizoguchi
    • Masahiko Mizoguchi
    • G06F3/038
    • G09G3/22G09G2300/06G09G2320/0223G09G2330/028
    • An image display apparatus according to the present invention comprises a display panel having a plurality of row wirings, a plurality of column wirings, and a plurality of pixels, a row wiring driving circuit which sequentially selects the row wirings and outputs a scanning signal to the selected row wiring, a column wiring driving circuit which outputs a modulation signal generated based on image data to the plurality of column wirings, in synchronization with the output of the scanning signal, and a variable resistance circuit which dynamically changes resistance values between the column wiring driving circuit and the column wirings, wherein the variable resistance circuit changes the resistance values according to a position of the selected row wiring so that the resistance value becomes higher as the selected row wiring is closer to the column wiring driving circuit.
    • 根据本发明的图像显示装置包括具有多个行布线,多个列布线和多个像素的显示面板,行布线驱动电路,其顺序地选择行布线并将扫描信号输出到 选择的行布线,与扫描信号的输出同步地将基于图像数据生成的调制信号输出到多个列布线的列布线驱动电路以及动态地改变列布线之间的电阻值的可变电阻电路 驱动电路和列布线,其中可变电阻电路根据所选择的行布线的位置改变电阻值,使得随着所选行布线更靠近列布线驱动电路,电阻值变高。
    • 7. 发明申请
    • Memory controller for controlling memory and method of controlling memory
    • 用于控制存储器的存储器控​​制器和控制存储器的方法
    • US20080201521A1
    • 2008-08-21
    • US12069534
    • 2008-02-11
    • Masahiko Mizoguchi
    • Masahiko Mizoguchi
    • G06F12/00
    • G06F13/1689G06F13/4243
    • A memory controller for controlling a memory that operates in synchronization with a clock signal, wherein the memory sequentially outputs data of addresses starting from a target address in synchronization with the clock signal after receiving a read command and the target address, the memory controller includes a supply control module that performs a supply process for supplying data inside the memory corresponding to a request address to an external device, in response to a read request designating the request address which is transmitted from the external device, wherein the supply process includes a supply process using a sequential mode, and wherein the supply process using the sequential mode includes a process for acquiring data to be supplied to the external device from the memory in response to read requests by repeatedly stopping and restarting supply of the clock signal without supplying the read command and the target address to the memory, in a case where a plurality of consecutive request addresses are sequentially designated one after another by a plurality of the consecutive read requests and a process for supplying requested data from among data acquired in response to the plurality of the read requests to the external device.
    • 一种用于控制与时钟信号同步操作的存储器的存储器控​​制器,其中存储器在接收到读取命令和目标地址之后,与时钟信号同步地依次输出从目标地址开始的地址数据,存储器控制器包括 供应控制模块,响应于指定从外部设备发送的请求地址的读取请求,执行向与外部设备相对应的存储器内提供数据的供应处理,其中所述供应处理包括供应处理 并且其中使用所述顺序模式的所述供应处理包括用于通过重复地停止和重新启动所述时钟信号的提供而从所述存储器获取要提供给所述外部设备的数据的处理,所述读取请求不提供所述读取命令 和目标地址到存储器,在多个c的情况下 连续请求地址由多个连续的读取请求依次指定,以及从响应多个读取请求而获取的数据中向所述外部设备提供所请求的数据的处理。
    • 10. 发明授权
    • Power control unit protection apparatus
    • 电源控制单元保护装置
    • US5453904A
    • 1995-09-26
    • US206625
    • 1994-03-07
    • Katsuhiko HigashiyamaTaizou OohamaMasahiko MizoguchiTsunenari Nishikawa
    • Katsuhiko HigashiyamaTaizou OohamaMasahiko MizoguchiTsunenari Nishikawa
    • H02H3/093H02H5/04H02H7/04H02H3/08
    • H02H3/093H02H5/04H02H7/04
    • A power control unit protection apparatus is provided in association with a power control unit for controlling high or low power supply selectively to a loud speaker. The power control unit protection apparatus has an average current detector for detecting an average current supplied to a transformer, a temperature detector detecting the temperature of the transformer, and a timer. When the average current exceeds a predetermined level, and when the temperature rises above a predetermined temperature, timer starts to count a predetermined time. After the count, a cut off signal is produced to cut off the use of the high power supply from the power control unit. Thus, the power control unit protection apparatus prevents breakdown due to overheating of the power control unit including the power supply transformer by limiting the power supplied to the speaker.
    • 与功率控制单元相关联地提供功率控制单元保护装置,用于选择性地控制扬声器的高电平或低电力供应。 功率控制单元保护装置具有用于检测提供给变压器的平均电流的平均电流检测器,检测变压器的温度的温度检测器和定时器。 当平均电流超过预定值时,并且当温度升高到高于预定温度时,定时器开始计数预定时间。 在计数之后,产生切断信号以切断来自功率控制单元的高电源的使用。 因此,功率控制单元保护装置通过限制提供给扬声器的功率来防止由包括电源变压器的功率控制单元过热引起的故障。