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    • 3. 发明授权
    • Digital data recording/playback system utilizing EEPROM and ROM memories
as a storage medium
    • 使用EEPROM和ROM存储器作为存储介质的数字数据记录/重放系统
    • US5535356A
    • 1996-07-09
    • US942059
    • 1992-09-09
    • Suk-ki KimHyeong-keon AnTae-sik JooSuk-jung Lee
    • Suk-ki KimHyeong-keon AnTae-sik JooSuk-jung Lee
    • G10L19/00G06F3/06G11B20/00G11B20/18G11C7/00G11C27/00G06F12/00H01J3/00
    • G06F3/0601G11B20/00007G11B20/1813G11C7/00G06F2003/0694
    • A digital data storage system which does not require the use of moving, mechanical components, and which utilizes semiconductor memory elements. In one embodiment, the digital data storage system includes a ROM, a system control microcomputer, a digital signal processor (DSP), and a D/A converter. In operation, the DSP is responsive to control signals generated by the system control microcomputer for reading out digital data, e.g., digital audio data, stored in the ROM, and decoding the read-out digital data. The D/A converter functions to convert the decoded read-out digital data into an analog output signal, e.g., an analog audio signal, and to supply the analog output signal to an output terminal. The digital data storage system of this embodiment is a playback-only system. In another embodiment, the digital data storage system includes all of the elements of the above-described embodiment, and further includes an A/D converter and an EEPROM, to facilitate the recording of digital data. In operation, during a record mode of operation, the A/D converter functions to convert an input analog signal, e.g., an analog audio signal, into an input digital data signal, and the DSP functions, in response to the control signals, to write the input digital data signal into the EEPROM. The digital data storage device of this embodiment functions as a record/playback system.
    • 数字数据存储系统,其不需要使用移动的机械部件,并且其利用半导体存储器元件。 在一个实施例中,数字数据存储系统包括ROM,系统控制微计算机,数字信号处理器(DSP)和D / A转换器。 在操作中,DSP响应于由系统控制微机产生的控制信号,用于读出存储在ROM中的数字数据,例如数字音频数据,以及对读出的数字数据进行解码。 D / A转换器用于将解码的读出的数字数据转换成模拟输出信号,例如模拟音频信号,并将模拟输出信号提供给输出端。 该实施例的数字数据存储系统是只播放系统。 在另一个实施例中,数字数据存储系统包括上述实施例的所有元件,并且还包括A / D转换器和EEPROM,以便于记录数字数据。 在操作中,在记录操作模式下,A / D转换器用于将输入模拟信号(例如,模拟音频信号)转换为输入数字数据信号,并且DSP响应于控制信号而起作用 将输入的数字数据信号写入EEPROM。 本实施例的数字数据存储装置用作记录/重放系统。
    • 5. 发明授权
    • Digital storage system adopting semiconductor memory device
    • 采用半导体存储器的数字存储系统
    • US5623623A
    • 1997-04-22
    • US439070
    • 1995-05-11
    • Suk-ki KimHyeong-keon AnTae-sik JooSuk-jung Lee
    • Suk-ki KimHyeong-keon AnTae-sik JooSuk-jung Lee
    • G10L19/00G06F3/06G11B20/00G11B20/18G11C7/00G11C27/00G06F12/00
    • G06F3/0601G11B20/00007G11B20/1813G11C7/00G06F2003/0694
    • A digital data storage system which does not require the use of moving, mechanical components, and which utilizes semiconductor memory elements, thereby improving the reliability and extending the useful life thereof, and also minimizing the cost, complexity, and size thereof relative to conventional digital data storage systems, such as CD players and DAT devices. In a playback only embodiment, the digital data storage system includes a ROM, a system control microcomputer, a digital signal processor (DSP), and a D/A converter. In operation, the DSP is responsive to control signals generated by the system control microcomputer for reading out digital data, e.g., digital audio data, stored in the ROM, and decoding the read-out digital data. The D/A converter functions to convert the decoded read-out digital data into an analog output signal, e.g., an analog audio signal, and to supply the analog output signal to an output terminal. In a record/playback embodiment, the digital data storage system further includes an A/D converter and an EEPROM, to facilitate the recording of digital data. In operation, during a record mode of operation, the A/D converter functions to convert an input analog signal, e.g., an analog audio signal, into an input digital data signal, and the DSP functions, in response to the control signals, to write the input digital data signal into the EEPROM.
    • 一种数字数据存储系统,其不需要使用移动的机械部件,并且其利用半导体存储器元件,从而提高可靠性并延长其使用寿命,并且还相对于传统数字存储系统的成本,复杂性和尺寸最小化 数据存储系统,如CD播放器和DAT设备。 在仅播放实施例中,数字数据存储系统包括ROM,系统控制微计算机,数字信号处理器(DSP)和D / A转换器。 在操作中,DSP响应于由系统控制微机产生的控制信号,用于读出存储在ROM中的数字数据,例如数字音频数据,以及对读出的数字数据进行解码。 D / A转换器用于将解码的读出的数字数据转换成模拟输出信号,例如模拟音频信号,并将模拟输出信号提供给输出端。 在记录/重放实施例中,数字数据存储系统还包括A / D转换器和EEPROM,以便于记录数字数据。 在操作中,在记录操作模式下,A / D转换器用于将输入模拟信号(例如,模拟音频信号)转换为输入数字数据信号,并且DSP响应于控制信号而起作用 将输入的数字数据信号写入EEPROM。
    • 6. 发明授权
    • Interface system and flat panel display using the same
    • 接口系统和平板显示器使用相同
    • US07999802B2
    • 2011-08-16
    • US12068364
    • 2008-02-05
    • Suk-ki KimSung-ha KimYoung-kwon Jo
    • Suk-ki KimSung-ha KimYoung-kwon Jo
    • G06F3/038
    • G09G3/2096G09G2330/06
    • An interface system capable of minimizing an electro magnetic interference. The interface system may be constructed with a serializer for receiving a first data and second data having a plurality of bits from an external device and sequentially outputting bits of the received first data and second data; a transmission circuit including a decoder for converting two bits supplied from the serializer into three bits, a driver for controlling a flow of electric currents to correspond to the three bits and a transmission resistor to which a voltage is applied to correspond to the flow of the electric currents; a reception circuit including a reception resistor for receiving a voltage supplied the transmission resistor, amplifiers for amplifying a voltage applied to both ends of the reception resistor, comparators for recovering the three bits and an encoder for recovering the two bits using the three bit by comparing the voltage supplied to the amplifiers; a deserializer for recovering the first data and the second data while sequentially storing the two bits supplied from the reception circuit; and stabilization circuits for controlling the transmission circuit.
    • 能够最小化电磁干扰的接口系统。 接口系统可以由串行器构成,用于从外部设备接收第一数据和具有多个比特的第二数据,并且顺序地输出所接收的第一数据和第二数据的比特; 传输电路,包括用于将从串行器提供的两个位转换为三位的解码器,用于控制对应于三位的电流流动的驱动器和施加电压的传输电阻对应于 电流; 接收电路,包括用于接收提供传输电阻的电压的接收电阻器,用于放大施加到接收电阻器两端的电压的放大器,用于恢复三位的比较器和用于通过比较三位来恢复两位的编码器 提供给放大器的电压; 用于在顺序地存储从接收电路提供的两个比特的同时恢复第一数据和第二数据的解串器; 以及用于控制传输电路的稳定电路。
    • 8. 发明授权
    • Floating detection circuit
    • 浮动检测电路
    • US5469086A
    • 1995-11-21
    • US182985
    • 1994-01-19
    • Sam-yong BahngSuk-ki Kim
    • Sam-yong BahngSuk-ki Kim
    • H03K17/00G01R31/317G06F11/00H03K19/0175H03K5/19H03K1/04
    • G01R31/31701G06F11/076
    • A floating detection circuit detects the floating state of an input node which can receive an externally applied DC input signal, and includes a pulse generator, a counter and a floating state discriminator. The pulse generator is coupled to the input node and supplies a pulse signal to the input node when the input node is in a floating state. The counter receives the pulse signal and counts the number of pulses included in the pulse signal during predetermined intervals. The floating state discriminator compares the number of pulses with a predetermined reference number, so as to produce a floating detection signal, wherein the floating detection signal indicates whether or not the input node is in a floating state. A semiconductor circuit includes this floating detection circuit and a DC level detector. The floating detection circuit included in the semiconductor circuit detects the input node state during a first period and produces the floating detection signal during a second period. The DC level detector is coupled to the input node and measures the level of the DC signal applied to the input node during the second period when the input node is not in a floating state.
    • 浮动检测电路检测可以接收外部施加的DC输入信号的输入节点的浮置状态,并且包括脉冲发生器,计数器和浮置状态鉴别器。 当输入节点处于浮动状态时,脉冲发生器耦合到输入节点并将脉冲信号提供给输入节点。 计数器接收脉冲信号,并且在预定间隔期间对包括在脉冲信号中的脉冲数进行计数。 浮动状态识别器将脉冲数与预定的参考数进行比较,以产生浮动检测信号,其中浮动检测信号指示输入节点是否处于浮置状态。 半导体电路包括该浮动检测电路和DC电平检测器。 包括在半导体电路中的浮动检测电路在第一周期期间检测输入节点状态,并在第二周期期间产生浮动检测信号。 直流电平检测器耦合到输入节点,并且当输入节点不处于浮动状态时,测量在第二周期期间施加到输入节点的直流信号的电平。
    • 10. 发明申请
    • Interface system and flat panel display using the same
    • 接口系统和平板显示器使用相同
    • US20080252635A1
    • 2008-10-16
    • US12068364
    • 2008-02-05
    • Suk-ki KimSung-ha KimYoung-kwon Jo
    • Suk-ki KimSung-ha KimYoung-kwon Jo
    • G06F3/038G09G5/00
    • G09G3/2096G09G2330/06
    • An interface system capable of minimizing an electro magnetic interference. The interface system may be constructed with a serializer for receiving a first data and second data having a plurality of bits from an external device and sequentially outputting bits of the received first data and second data; a transmission circuit including a decoder for converting two bits supplied from the serializer into three bits, a driver for controlling a flow of electric currents to correspond to the three bits and a transmission resistor to which a voltage is applied to correspond to the flow of the electric currents; a reception circuit including a reception resistor for receiving a voltage supplied the transmission resistor, amplifiers for amplifying a voltage applied to both ends of the reception resistor, comparators for recovering the three bits and an encoder for recovering the two bits using the three bit by comparing the voltage supplied to the amplifiers; a deserializer for recovering the first data and the second data while sequentially storing the two bits supplied from the reception circuit; and stabilization circuits for controlling the transmission circuit.
    • 能够最小化电磁干扰的接口系统。 接口系统可以由串行器构成,用于从外部设备接收第一数据和具有多个比特的第二数据,并且顺序地输出所接收的第一数据和第二数据的比特; 传输电路,包括用于将从串行器提供的两个位转换为三位的解码器,用于控制对应于三位的电流流动的驱动器和施加电压的传输电阻对应于 电流; 接收电路,包括用于接收提供传输电阻的电压的接收电阻器,用于放大施加到接收电阻器两端的电压的放大器,用于恢复三位的比较器和用于通过比较三位来恢复两位的编码器 提供给放大器的电压; 用于在顺序地存储从接收电路提供的两个比特的同时恢复第一数据和第二数据的解串器; 以及用于控制传输电路的稳定电路。