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    • 3. 发明授权
    • TV 음성다중복조회로의 디지탈회로를 이용한 방송상태 식별회로
    • 使用数字电路进行电视音频冗余查询的广播状态识别电路
    • KR1019920007604B1
    • 1992-09-08
    • KR1019890013333
    • 1989-09-12
    • 주식회사 한국전자홀딩스
    • 최순주박영환김창만
    • H04N5/455H04N5/60
    • The circuit is for preventing the discrimination-malfunction of broadcasting state even under noisy condition and simplifying the necessary circuit by using digital circuit. It comprises an amplitude limiter (1) for limiting the amplitude of discrimination carrier wave (CXR), a waveform regulator (2), a counter (3), a half divider (11) for half dividing the identification signal (ID), a pulse generator (9), a data latch section (4) for latching the count signal of the counter (3) for outputting, and a logical operation discriminator (5) for discriminating the broadcasting state by logically operating the output of the data latch section (4).
    • 该电路即使在嘈杂的条件下也能防止广播状态的辨别 - 故障,并且通过使用数字电路简化必要的电路。 它包括用于限制识别载波(CXR)的幅度的幅度限制器(1),用于对识别信号(ID)进行二分频的一个波形调节器(2),一个计数器(3),一个半分频器(11) 脉冲发生器(9),用于锁存用于输出的计数器(3)的计数信号的数据锁存部分(4)和用于通过逻辑操作数据锁存部分的输出来识别广播状态的逻辑运算鉴别器(5) (4)。
    • 4. 发明授权
    • 음성다중 텔레비젼의 식별신호 검출회로
    • 信号检测电路
    • KR1019920001735B1
    • 1992-02-24
    • KR1019890005693
    • 1989-04-29
    • 주식회사 한국전자홀딩스
    • 최순주박성국고영근
    • H04N5/60
    • a signal amplifier (11) for amplifying signals for discriminating the broadcasting state; a peak value detecting section (12) for detecting the peak values of the output signals of the amplifier (11); a biasing section (16) for supplying biasing voltages to both the amplifier (11) and to the peak voltage detecting section (12); a logic-combining circuit section (13) for logic-combining the positive and negative output signals of the peak voltage detecting section (12); an automatic level control section (14) for maintaining the peak value of the output level of the amplifier (11) at a constant value; and a flip-flop (15) for being set by the negative signals of the peak value detecting section (12), and for being reset by the positive signals thereof.
    • 用于放大用于识别广播状态的信号的信号放大器(11); 用于检测放大器(11)的输出信号的峰值的峰值检测部分(12)。 偏置部分(16),用于向放大器(11)和峰值电压检测部分(12)提供偏置电压; 逻辑组合电路部分(13),用于逻辑组合峰值电压检测部分(12)的正和负输出信号; 自动电平控制部分(14),用于将放大器(11)的输出电平的峰值保持在恒定值; 以及用于由峰值检测部分(12)的负信号设置的触发器(15),并且由其正信号复位。
    • 8. 发明授权
    • 저항 내장형 다이오드
    • 电阻集成二极管
    • KR1019920007795B1
    • 1992-09-17
    • KR1019890015998
    • 1989-11-04
    • 주식회사 한국전자홀딩스
    • 최순주박영환김창만
    • H01L29/861H01L29/93
    • A diode with an internal registor is manufactured by forming an N vapor growth layer (2) with low concentration on a high concentration of N substrate (1), forming a P impurity layer (4) on the layer (2) to form a diode, forming a high concentration of N impurity layer (6) on the layer (2) to form a poly-Si film (7) connected to the layer (6), under the interposition of a thermal Si oxide film (5), to diffuse impurities into the film (7), thereby forming a resistor, forming on Al layer connected to the layer (4) and film (7) through a low temp. Si oxide film (8) and forming a low temp. Si oxide film (10) as a passivation film on the Al layer (9) except electrode widow portions.
    • 通过在高浓度的N基板(1)上形成低浓度的N蒸气生长层(2),在层(2)上形成P杂质层(4),形成二极管 ,在层(2)上形成高浓度的N杂质层(6),以形成连接到层(6)的多Si膜(7),在热硅氧化膜(5)的插入下, 将杂质扩散到膜(7)中,从而形成电阻器,通过低温形成在与层(4)和膜(7)连接的Al层上。 Si氧化膜(8)并形成低温 Si氧化膜(10)作为Al层(9)上的钝化膜。