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    • 32. 发明授权
    • Receiver with sigma-delta structure
    • 具有Σ-Δ结构的接收器
    • US08095100B2
    • 2012-01-10
    • US12137479
    • 2008-06-11
    • Yong Il KwonSang Hyun MinTah Joon Park
    • Yong Il KwonSang Hyun MinTah Joon Park
    • H04B17/00H04B1/06H04B7/00
    • H04B1/0007
    • There is provided a receiver with a sigma-delta structure, the receiver including: a low noise amplifier amplifying a received signal according to a detection signal; a mixer converting an RF signal of the low noise amplifier into an IF signal; a sigma-delta A/D converter converting the IF signal from the mixer 200 into a digital signal; a 1 bit detector determining whether a voltage of the output signal of the mixer is greater than that of a predetermined reference voltage and outputting the detection signal including a result of the determination; and a demodulator obtaining an FFT result with respect to the signal from the sigma-delta A/D converter and adding or subtracting a predetermined gain value to or from the FFT result to calculate received signal strength indication (RSSI).
    • 提供具有Σ-Δ结构的接收机,所述接收机包括:低噪声放大器,根据检测信号放大接收信号; 将低噪声放大器的RF信号转换成IF信号的混频器; 将来自混频器200的IF信号转换成数字信号的Σ-ΔA/ D转换器; 1比特检测器,确定混频器的输出信号的电压是否大于预定参考电压的输出信号,并输出包括确定结果的检测信号; 以及解调器,相对于来自Σ-ΔA/ D转换器的信号获得FFT结果,并向FFT结果加上或减去预定增益值,以计算接收信号强度指示(RSSI)。
    • 33. 发明授权
    • Oscillation stabilization circuit
    • 振荡稳定电路
    • US07522009B2
    • 2009-04-21
    • US11808516
    • 2007-06-11
    • Yong Il KwonMyeung Su KimTah Joon Park
    • Yong Il KwonMyeung Su KimTah Joon Park
    • H03L1/00
    • H03L3/00
    • An oscillation stabilization detecting circuit comprises a T flip flop receiving a pulse-type oscillation signal generated by oscillating a crystal oscillator and then dividing the oscillation signal to output; a pulse control unit including inverters and transistors, the pulse control unit converting the signal output from the T flip flop into a pulse-type signal starting from a high level and then outputting the converted signal; and an oscillation stabilization detecting unit including a capacitor charged with the signal output from the pulse control unit; and a plurality of transistors. The oscillation stabilization detecting unit controls charging time of the capacitor by adjusting a bias current and, after the charging time passes, outputs a stabilization signal to a CPU, the stabilization signal representing that the oscillation signal is stabilized.
    • 振荡稳定检测电路包括:T触发器,接收通过振荡晶振产生的脉冲型振荡信号,然后将振荡信号分频输出; 脉冲控制单元,包括反相器和晶体管,所述脉冲控制单元将从所述T触发器输出的信号转换为从高电平开始的脉冲型信号,然后输出所述转换的信号; 以及振荡稳定检测单元,其包括充电了从脉冲控制单元输出的信号的电容器; 和多个晶体管。 振荡稳定检测单元通过调整偏置电流来控制电容器的充电时间,并且在充电时间过去之后,向CPU输出稳定信号,稳定信号表示振荡信号稳定。
    • 34. 发明授权
    • Self calibrating RC oscillator
    • 自校准RC振荡器
    • US07498884B2
    • 2009-03-03
    • US11754089
    • 2007-05-25
    • Yong Il KwonTah Joon Park
    • Yong Il KwonTah Joon Park
    • H03L7/00H03L7/02H03L7/06
    • H03K3/0231H03K3/011H03L7/085H03L2207/06
    • There is disclosed a self-calibrating resistor-capacitor (RC) oscillator in which a resistor has a resistance value varied minimally by temperature change and process variation, a capacitor has a capacitance value selected adequately according to needs, and the resistor and capacitor are configurable as a one-chip by a complementary metal-oxide semiconductor (CMOS) process. The self-calibrating RC oscillator comprises a resistor part including a first resistor having a resistance value reduced with increase in temperature and a second resistor connected in series with the first resistor and having a resistance value increasing with increase in temperature.
    • 公开了一种自校准电阻电容器(RC)振荡器,其中电阻器具有由温度变化和工艺变化最小变化的电阻值,电容器具有根据需要充分选择的电容值,并且电阻器和电容器可配置 作为通过互补金属氧化物半导体(CMOS)工艺的单芯片。 自校准RC振荡器包括电阻器部分,其包括具有随着温度升高而降低的电阻值的第一电阻器和与第一电阻器串联连接的第二电阻器,并且具有随温度升高而增加的电阻值。
    • 35. 发明申请
    • Oscillation stabilization circuit
    • 振荡稳定电路
    • US20070296514A1
    • 2007-12-27
    • US11808516
    • 2007-06-11
    • Yong Il KwonMyeung Su KimTah Joon Park
    • Yong Il KwonMyeung Su KimTah Joon Park
    • H03L7/099
    • H03L3/00
    • An oscillation stabilization detecting circuit comprises a T flip flop receiving a pulse-type oscillation signal generated by oscillating a crystal oscillator and then dividing the oscillation signal to output; a pulse control unit including inverters and transistors, the pulse control unit converting the signal output from the T flip flop into a pulse-type signal starting from a high level and then outputting the converted signal; and an oscillation stabilization detecting unit including a capacitor charged with the signal output from the pulse control unit; and a plurality of transistors. The oscillation stabilization detecting unit controls charging time of the capacitor by adjusting a bias current and, after the charging time passes, outputs a stabilization signal to a CPU, the stabilization signal representing that the oscillation signal is stabilized.
    • 振荡稳定检测电路包括:T触发器,接收通过振荡晶振产生的脉冲型振荡信号,然后将振荡信号分频输出; 脉冲控制单元,包括反相器和晶体管,所述脉冲控制单元将从所述T触发器输出的信号转换为从高电平开始的脉冲型信号,然后输出所述转换的信号; 以及振荡稳定检测单元,其包括充电了从脉冲控制单元输出的信号的电容器; 和多个晶体管。 振荡稳定检测单元通过调整偏置电流来控制电容器的充电时间,并且在充电时间过去之后,向CPU输出稳定信号,稳定信号表示振荡信号稳定。
    • 36. 发明授权
    • Touch input sensing device and touch input sensing method
    • 触摸输入感应装置和触摸输入感应方式
    • US09256328B2
    • 2016-02-09
    • US13332603
    • 2011-12-21
    • Yong Il KwonSang Ho LeeGyung Hee HongTah Joon Park
    • Yong Il KwonSang Ho LeeGyung Hee HongTah Joon Park
    • G06F3/045G06F3/044G06F3/041
    • G06F3/044G06F3/0418
    • There are a touch input sensing device and a touch input sensing method. The touch input sensing device includes: a plurality of sensing electrodes; and a controller obtaining sensing signals generated from the plurality of sensing electrodes through a plurality of sensing channels electrically connected to the plurality of sensing electrodes, wherein the controller calculates a difference value between the sensing signals obtained from the plurality of sensing channels connected to the mutually adjacent sensing electrodes among the plurality of sensing electrodes to determine a touch input. A weighting value is assigned to a difference value between sensing signals obtained from mutually adjacent sensing electrodes, based on which the coordinates, or the like, of a touch input are determined, thus significantly reducing the influence of noise and accurately determining a touch input.
    • 具有触摸输入感测装置和触摸输入感测方法。 触摸输入感测装置包括:多个感测电极; 以及控制器,其通过电连接到所述多个检测电极的多个感测通道获得从所述多个感测电极产生的感测信号,其中,所述控制器计算从连接到所述多个感测电极的所述多个感测通道获得的感测信号之间的差值 在多个感测电极之间的相邻感测电极以确定触摸输入。 将由相互相邻的检测电极获得的感测信号之间的差值分配给加权值,基于该值,触摸输入的坐标等被确定,从而显着地减少了噪声的影响并准确地确定了触摸输入。
    • 37. 发明授权
    • Touch sensing apparatus and method thereof
    • 触摸感测装置及其方法
    • US09146643B2
    • 2015-09-29
    • US13359620
    • 2012-01-27
    • Gyung Hee HongTah Joon ParkSang Ho LeeYong Il Kwon
    • Gyung Hee HongTah Joon ParkSang Ho LeeYong Il Kwon
    • G06F3/045G06F3/044G06F3/041
    • G06F3/044G06F3/0416
    • There are provided a touch sensing apparatus and a touch sensing method. The touch sensing apparatus includes: a panel unit provided with a plurality of electrodes; a sensing circuit unit detecting variations in capacitance in the plurality of electrodes; and a calculating unit determining a touch from the variations in capacitance, wherein the calculating unit applies different parameters for determining the touch to the plurality of individual electrodes. The parameters such as an integration time, a digital signal conversion time, and a driving signal application time are set differently according to positions in which the variations in capacitance are detected, driving efficiency may be improved and power consumption may be significantly reduced.
    • 提供了触摸感测装置和触摸感测方法。 触摸感测装置包括:具有多个电极的面板单元; 感测电路单元,其检测所述多个电极中的电容的变化; 以及计算单元,根据电容的变化确定触摸,其中所述计算单元应用用于确定对所述多个单独电极的触摸的不同参数。 根据检测到电容变化的位置,积分时间,数字信号转换时间和驱动信号施加时间等参数被不同地设定,可以提高驱动效率,并且能够显着降低功耗。
    • 38. 发明授权
    • Capacitance sensing apparatus and method, and touch screen apparatus
    • 电容式感测装置和方法以及触摸屏装置
    • US08976149B2
    • 2015-03-10
    • US13607919
    • 2012-09-10
    • Yong Il KwonKyung Hee HongSang Ho LeeTah Joon Park
    • Yong Il KwonKyung Hee HongSang Ho LeeTah Joon Park
    • G06F3/045
    • G06F3/044G06F3/0416
    • There is provided a capacitance sensing apparatus including: a driving circuit unit sequentially applying a driving signal to each of a plurality of first electrodes; a sensing circuit unit including a first integrating circuit detecting a first change in capacitance generated in a plurality of second electrodes by the driving signal and a second integrating circuit connected to another first electrode adjacent to the first electrode to which the driving signal is applied; and an operating unit connected to the sensing circuit unit to determine a touch input, wherein the second integrating circuit detects a second change in capacitance generated due to noise in the another first electrode, and the operating unit determines the touch input based on the first and second changes in capacitance.
    • 提供了一种电容感测装置,包括:驱动电路单元,对多个第一电极中的每一个依次施加驱动信号; 感测电路单元,包括:第一积分电路,其通过驱动信号检测在多个第二电极中产生的电容的第一变化;以及第二积分电路,连接到与施加驱动信号的第一电极相邻的另一第一电极; 以及连接到所述感测电路单元以确定触摸输入的操作单元,其中所述第二积分电路检测由于所述另一第一电极中的噪声而产生的电容的第二变化,并且所述操作单元基于所述第一和第二电极确定所述触摸输入, 二次电容变化。
    • 39. 发明授权
    • Touch sensing apparatus and operating method thereof
    • 触摸传感装置及其操作方法
    • US08878795B2
    • 2014-11-04
    • US13347241
    • 2012-01-10
    • Sang Ho LeeTah Joon ParkYong Il KwonGyung Hee Hong
    • Sang Ho LeeTah Joon ParkYong Il KwonGyung Hee Hong
    • G09G5/00G06F3/041G06F1/32
    • G06F1/3206G06F1/3231G06F3/0416G09G5/00G09G2330/021Y02D10/173
    • There are provided a touch sensing apparatus and an operating method thereof. The touch sensing apparatus includes: a panel unit including a plurality of first electrodes and a plurality of second electrodes, the first and second electrodes intersecting each other; a circuit unit applying first driving signals to the first electrodes and detecting sensed signals from the second electrodes; and a control unit controlling an operation of the circuit unit, wherein the control unit controls the circuit unit to simultaneously apply the first driving signals to the first electrodes during a first duration corresponding to a sleep mode and detect first sensed signals from the second electrodes, and determines whether a valid touch has occurred during the first duration to determine whether to cancel the sleep mode.
    • 提供了一种触摸感测装置及其操作方法。 触摸感测装置包括:面板单元,包括多个第一电极和多个第二电极,第一和第二电极彼此交叉; 电路单元,将第一驱动信号施加到第一电极并检测来自第二电极的感测信号; 以及控制单元,其控制所述电路单元的操作,其中所述控制单元控制所述电路单元,以在对应于睡眠模式的第一持续时间期间同时将所述第一驱动信号施加到所述第一电极,并且检测来自所述第二电极的第一感测信号, 并且确定在第一持续时间内是否发生了有效触摸以确定是否取消睡眠模式。
    • 40. 发明申请
    • TOUCH SENSING APPARATUS AND METHOD THEREOF
    • 触摸感应装置及其方法
    • US20130106768A1
    • 2013-05-02
    • US13346063
    • 2012-01-09
    • Gyung Hee HONGSang Ho LeeYong Il KwonTah Joon Park
    • Gyung Hee HONGSang Ho LeeYong Il KwonTah Joon Park
    • G06F3/044
    • G06F3/044G06F3/0416
    • There are provided a touch sensing apparatus and method. The touch sensing apparatus includes: a plurality of first electrodes; a plurality of second electrodes; and a controlling unit, wherein the controlling unit applies a first driving signal to at least one of the plurality of first electrodes, sequentially obtains sensed signals from the plurality of second electrodes intersecting with the at least one first electrode to which the first driving signal is applied, and applies a second driving signal having the same potential as that of the first driving signal to other second electrodes adjacent to the second electrode from which the controlling unit obtains the sensed signal while the controlling unit obtains the sensed signal from any one of the plurality of second electrodes.
    • 提供了一种触摸感测装置和方法。 触摸感测装置包括:多个第一电极; 多个第二电极; 以及控制单元,其中所述控制单元向所述多个第一电极中的至少一个施加第一驱动信号,从与所述至少一个第一电极交叉的所述多个第二电极顺序地获得感测信号,所述第一驱动信号为 并且将与第一驱动信号具有相同电位的第二驱动信号施加到与控制单元获得感测信号的第二电极相邻的其他第二电极,同时控制单元从其中任何一个获得感测信号 多个第二电极。