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公开(公告)号：KR1020150060173A
公开(公告)日：2015-06-03
申请号：KR1020130144299
申请日：2013-11-26
Applicant: 삼성전기주식회사
IPC: H03F1/30
CPC classification number: H03F1/0266 , H03F3/193 , H03F3/211 , H03F2200/102 , H03F2200/18 , H03F2200/451 , H03F2203/21131
Abstract: 본발명에따른전력증폭기는, 제1 바이어스신호를제공받아, 입력신호의전력레벨을증폭시키는제1 증폭부; 상기입력신호의포락선을검출하는포락선검출부; 상기검출된포락선의피크값과사전에설정된기준전압을비교하는비교회로부; 및상기비교회로부의비교에의해설정되는제2 바이어스신호에따라, 상기입력신호의전력레벨을증폭시키는제2 증폭부; 를포함할수 있다.
Abstract translation: 根据本发明的功率放大器包括：第一放大单元，其被提供有第一偏置信号并放大输入信号的功率电平; 包络检测单元，其检测输入信号的包络; 比较电路单元，其将检测到的包络的峰值与预设的标准电压进行比较; 以及第二放大单元，其根据通过比较电路单元的比较设置的第二偏置信号放大输入信号的功率电平。
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公开(公告)号：KR1020120067567A
公开(公告)日：2012-06-26
申请号：KR1020100129043
申请日：2010-12-16
Applicant: 삼성전기주식회사
Inventor： 남중진
CPC classification number: H03F1/0266 , G05F1/565 , H03F3/193 , H03F3/45179
Abstract: PURPOSE: An apparatus for amplifying power is provided to control a bias current by directly detecting a bias current on a path of the bias current. CONSTITUTION: A power amplifier(11) outputs an output high frequency signal having high power by amplifying power of an input high frequency signal. A current detector(12) detects a bias current provided to the power amplifier. The current detector includes an operational amplifier connected to both ends of detection resistance. A current controller(13) controls a size of a bias current provided to the power amplifier according to the size of the bias current. The current controller outputs a comparison result by comparing outputs from the current detector with a bias current control signal inputted from the outside. A voltage regulator(14) provides the bias voltage to the power amplifier.
Abstract translation: 目的：提供一种用于放大功率的装置，通过直接检测偏置电流路径上的偏置电流来控制偏置电流。 构成：功率放大器（11）通过放大输入高频信号的功率来输出具有高功率的输出高频信号。 电流检测器（12）检测提供给功率放大器的偏置电流。 电流检测器包括连接到检测电阻两端的运算放大器。 电流控制器（13）根据偏置电流的大小控制提供给功率放大器的偏置电流的大小。 电流控制器通过将来自电流检测器的输出与从外部输入的偏置电流控制信号进行比较来输出比较结果。 电压调节器（14）向功率放大器提供偏置电压。
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公开(公告)号：KR101101512B1
公开(公告)日：2012-01-03
申请号：KR1020100073640
申请日：2010-07-29
Applicant: 삼성전기주식회사
CPC classification number: H03F3/245 , H03F1/223 , H03F3/3028 , H03F2200/249 , H03F2200/411 , H03F2200/516 , H03F2203/30031 , H03G1/0088
Abstract: PURPOSE: A complementary metal-oxide semiconductor(CMOS) power amplifier is provided to control amplification gains in a single CMOS power amplifier, thereby selectively using a non-linear amplifier or linear amplifier. CONSTITUTION: A driver stage(100) comprises a first MOS(Metal-Oxide Semiconductor) transistor(PM10), a second MOS transistor(NM10), a switch circuit part(SW10), and a resistor(R10). The first MOS transistor is connected between a first output end and a terminal of a first power source. The second MOS transistor is connected between the first output end and ground. The switch circuit part selects linear amplification or non-linear amplification operation. The resistor determines linear amplification gain. A power stage(200) comprises a third MOS transistor(NM21) and a fourth MOS transistor(NM22).
Abstract translation: 目的：提供互补金属氧化物半导体（CMOS）功率放大器来控制单个CMOS功率放大器中的放大增益，从而选择性地使用非线性放大器或线性放大器。 构成：驱动级（100）包括第一MOS（金属氧化物半导体）晶体管（PM10），第二MOS晶体管（NM10），开关电路部分（SW10）和电阻器（R10）。 第一MOS晶体管连接在第一输出端和第一电源的端子之间。 第二MOS晶体管连接在第一输出端和地之间。 开关电路部分选择线性放大或非线性放大操作。 电阻确定线性放大增益。 功率级（200）包括第三MOS晶体管（NM21）和第四MOS晶体管（NM22）。
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公开(公告)号：KR1020110056772A
公开(公告)日：2011-05-31
申请号：KR1020090113233
申请日：2009-11-23
Applicant: 삼성전기주식회사
CPC classification number: H03F3/245 , H03F1/0205 , H03F3/193 , H03F3/3022 , H03F3/3044 , H03F3/45179 , H03F2200/222 , H03F2200/318 , H03F2200/387 , H03F2200/408 , H03F2200/451 , H03F2203/45481 , H03F2203/45621
Abstract: PURPOSE: A power amplifier is provided to increase the power efficiency of the power amplifier by removing the power consumption of a DC current. CONSTITUTION: An inverter amplifier(110) eliminates the DC component of an input signal by amplifying the input signal into an inverter method. An impedance matching part(120) impedance-matches the transmission path of the amplified signal from the inverter amplifier. An amplifier(130) amplifies the matched signal from the impedance matching part to the fixed gain. The inverter amplifier comprises a first and a second inverters(111,112).
Abstract translation: 目的：提供功率放大器，通过消除直流电流的功耗来提高功率放大器的功率效率。 构成：逆变器放大器（110）通过将输入信号放大为逆变器方法来消除输入信号的直流分量。 阻抗匹配部分（120）阻抗匹配来自反相放大器的放大信号的传输路径。 放大器（130）将来自阻抗匹配部分的匹配信号放大到固定增益。 逆变器放大器包括第一和第二反相器（111,112）。
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公开(公告)号：KR1020110051895A
公开(公告)日：2011-05-18
申请号：KR1020090108709
申请日：2009-11-11
Applicant: 삼성전기주식회사
CPC classification number: H04B1/0475 , H04B1/0458 , H04B2001/0408
Abstract: PURPOSE: A transmission module is provided to prevent the generation of a second harmonic signal due to interference between a wiring and a transformer. CONSTITUTION: A pair of IC(Integrated Circuit) type passive devices(300a,300b) include an LPF(Low Pass Filter) and a matching circuit. According to a corresponding band, a power amplification module(200) removes harmonic content from an output signal of a power amplification module(200). The matching circuit provides matching with the power amplification module. A conductive pattern(101) of a frame substrate(100) surrounds the IC type passive device. The conductive pattern provides an electrical connection between the IC type passive device and the power amplification module.
Abstract translation: 目的：提供一种传输模块，以防止由于布线和变压器之间的干扰而产生二次谐波信号。 构成：一对IC（集成电路）型无源器件（300a，300b）包括LPF（低通滤波器）和匹配电路。 根据相应的频带，功率放大模块（200）从功率放大模块（200）的输出信号中去除谐波含量。 匹配电路提供与功率放大模块的匹配。 框架基板（100）的导电图案（101）围绕IC型无源器件。 导电图案提供了IC型无源器件和功率放大模块之间的电连接。
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Patent Agency Ranking
公开(公告)号：KR1020100073877A
公开(公告)日：2010-07-01
申请号：KR1020080132660
申请日：2008-12-23
Applicant: 삼성전기주식회사
CPC classification number: H03F1/0261 , H03F3/193 , H03F3/245 , H03F2200/15 , H03F2200/78
Abstract: PURPOSE: A power amplifier system with an output control function is provided to minimize the loss of a voltage and a current according to the current detection by detecting the bias current. CONSTITUTION: A power amplifier(10) receives a bias current and a bias voltage from a power voltage source. The gain of the power amplifier is controlled according to the size of the bias current and the bias voltage. A voltage detection controller(20) controls the size of the bias voltage by detecting the size of the bias voltage provided to the power amplifier. A current detection controller(30) detects the size of the bias current provided to the power amplifier as the size of the corresponding current. The current detection controller controls the size of the bias current by comparing the size of the preset reference voltage with the voltage corresponding to the size of the bias current.
Abstract translation: 目的：提供具有输出控制功能的功率放大器系统，通过检测偏置电流，根据电流检测来最小化电压和电流的损耗。 构成：功率放大器（10）从电源电压源接收偏置电流和偏置电压。 根据偏置电流和偏置电压的大小控制功率放大器的增益。 电压检测控制器（20）通过检测提供给功率放大器的偏置电压的大小来控制偏置电压的大小。 电流检测控制器（30）检测提供给功率放大器的偏置电流的大小作为相应电流的大小。 电流检测控制器通过将预设参考电压的大小与对应于偏置电流大小的电压进行比较来控制偏置电流的大小。
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公开(公告)号：KR1020150094349A
公开(公告)日：2015-08-19
申请号：KR1020140015537
申请日：2014-02-11
Applicant: 삼성전기주식회사
CPC classification number: H03F1/34 , H03F1/3205 , H03F1/0222 , H03F1/56 , H03F3/21 , H03F3/245 , H03F2200/213
Abstract: 본 발명은 전력 증폭 장치에 관한 것으로, 본 발명의 일 구현예에 따른 상기 상기 전력 증폭 장치는, 입력 신호의 전력 레벨을 증폭하는 증폭부 및 상기 증폭부의 입력 신호단과 출력 신호단 사이에 연결되어 상기 입력 신호단을 통해 입력되는 입력 신호의 레벨에 따라 상기 입력단과 상기 출력단 사이에 피드백 경로를 형성하는 피드백 회로부를 포함한다.
Abstract translation: 功率放大装置技术领域本发明涉及功率放大装置。 根据本发明的实施例的功率放大装置包括用于放大输入信号的功率电平的放大单元和连接在放大单元的输入端和输出端之间的反馈电路单元，用于形成反馈 根据通过输入信号端输入的输入信号的电平，输入端和输出端之间的路径。
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公开(公告)号：KR101119279B1
公开(公告)日：2012-03-20
申请号：KR1020100019455
申请日：2010-03-04
Applicant: 삼성전기주식회사
CPC classification number: H03F3/68
Abstract: 본 발명은 전력증폭기에 관한 것으로, 입력신호를 소정의 레벨로 증폭시키는 N개의 전력증폭수단; 상기 전력증폭수단의 출력에 각각 연결되는 N/2 개의 1차 권선과 출력단과 접지 사이에 직렬로 연결되어 1차 권선에서 전달된 전력을 합산하는 2차 권선로 구성된 트랜스포머; 및 상기 트랜스포머의 2차 권선 양단에 설치되어 기설정된 주파수의 체배 주파수의 출력을 제거하는 하모닉 제거부를 포함하며, 전력증폭기의 출력 특성을 향상시키고, 체배 주파수의 출력을 제어할 수 있도록 한다.
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公开(公告)号：KR1020110068612A
公开(公告)日：2011-06-22
申请号：KR1020090125654
申请日：2009-12-16
Applicant: 삼성전기주식회사
CPC classification number: G05F1/575
Abstract: PURPOSE: A voltage regulator suitable for use in a CMOS circuit is provided to supply a stable voltage and current by applying a regulated voltage using an NMOS transistor. CONSTITUTION: A voltage setting section(100) sets the both ends voltage of a load(50). A first voltage(V1) and a second voltage(V2) are identical. The first voltage is divided at a first contact node(N1). The second voltage is divided at the difference voltage between the second contact node and the third contact node of the load. A voltage amplification part(200) amplifies an input voltage(Vin). The voltage regulator(300) controls the voltage applied to the second contact node.
Abstract translation: 目的：提供适用于CMOS电路的稳压器，通过使用NMOS晶体管施加调节电压来提供稳定的电压和电流。 构成：电压设定部（100）设定负载（50）的两端电压。 第一电压（V1）和第二电压（V2）相同。 第一电压被划分在第一接触节点（N1）处。 第二电压在负载的第二接触节点和第三接触节点之间的差电压下分压。 电压放大部分（200）放大输入电压（Vin）。 电压调节器（300）控制施加到第二接触节点的电压。
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公开(公告)号：KR1020110048258A
公开(公告)日：2011-05-11
申请号：KR1020090104992
申请日：2009-11-02
Applicant: 삼성전기주식회사
CPC classification number: H03F3/45179 , H03F1/3205 , H03F3/193 , H03F3/245 , H03F3/3022 , H03F2200/411 , H03F2200/516 , H03F2200/534 , H03F2200/537 , H03F2200/541
Abstract: PURPOSE: A multi-stage CMOS power amplifier is provided to improve power efficiency between multistage power amplifier by improving power matching between multistage power amplifiers. CONSTITUTION: A driving amplifier(100) has a differential output terminal which outputs a reversed signal by turning reversely the differential signal through first and the second input terminals. A primary coil(L1) of a transformer(200) for the power matching is connected between the differential output terminals of the driving amplifier. A secondary coil(L2) of the transformer for the power matching has a set winding ratio. A tuning voltage(VT) terminal of the direct current of the transformer for the power matching is connected to a secondary coil. A power amplifying unit(300) amplifies A differential signal through one end and the other end of the secondary coil of the transformer.
Abstract translation: 目的：提供多级CMOS功率放大器，以通过改善多级功率放大器之间的功率匹配来提高多级功率放大器之间的功率效率。 构成：驱动放大器（100）具有差分输出端子，其通过第一和第二输入端子反向转换差分信号来输出反转信号。 用于功率匹配的变压器（200）的初级线圈（L1）连接在驱动放大器的差动输出端子之间。 用于功率匹配的变压器的次级线圈（L2）具有设定的绕组比。 用于功率匹配的变压器的直流电的调谐电压（VT）端子连接到次级线圈。 功率放大单元（300）通过变压器的次级线圈的一端和另一端放大A差动信号。
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