-
公开(公告)号:KR102054964B1
公开(公告)日:2019-12-12
申请号:KR1020180079486
申请日:2018-07-09
Applicant: 삼성전기주식회사
IPC: H03K17/284 , H03K5/133 , H03K19/0185
-
-
-
公开(公告)号:KR101922880B1
公开(公告)日:2018-11-28
申请号:KR1020170058113
申请日:2017-05-10
Applicant: 삼성전기주식회사
CPC classification number: H03F1/0233 , H03F3/195 , H03F3/211 , H03F3/213 , H03F3/245 , H03F3/45475 , H03F2200/135 , H03F2200/411 , H03F2200/451 , H03F2200/555 , H03F2200/78 , H03F2203/45458 , H03F2203/45526 , H03F2203/45528
Abstract: 본발명의일 실시예에따른전력증폭장치는, 바이어스전압을생성하고, 배터리전압및 기준전압을이용하여제어신호를생성하는제어회로; 및상기제어신호에따라상기배터리전압을승압하여동작전압를제공하고, 상기바이어스전압및 상기동작전압에따라동작하여, 입력되는신호를증폭하는파워증폭회로; 를포함하고, 상기파워증폭회로는상기동작전압을검출하여검출전압을상기제어회로에제공하고, 상기제어회로는상기검출전압에따라상기제어신호를제어한다.
-
公开(公告)号:KR101901706B1
公开(公告)日:2018-11-07
申请号:KR1020170041600
申请日:2017-03-31
Applicant: 삼성전기주식회사
CPC classification number: H03K5/1252 , H02M1/44 , H02M3/07 , H02M2001/0045 , H02M2003/071 , H03F1/0261 , H03F3/19 , H03F3/21 , H03F3/245 , H03F2200/105 , H03F2200/339 , H03F2200/351 , H03F2200/451 , H03K3/0315 , H03K3/354 , H03K3/84 , H03K4/08 , H03K7/08 , H03K17/28
Abstract: 본발명의일 실시예에따른파워증폭장치는, 동작전원을생성하는전원회로; 상기동작전원을공급받고, 입력되는 RF 신호를이용하여시간에따라펄스폭이랜덤하게변하는펄스폭변조신호를생성하는랜덤펄스생성회로; 및상기동작전원을공급받고, 상기펄스폭변조신호에따라랜덤에게스위칭동작하여네가티브전압을생성하는차지펌프회로; 를포함할수 있다.
-
公开(公告)号:KR101901693B1
公开(公告)日:2018-09-27
申请号:KR1020130165454
申请日:2013-12-27
Applicant: 삼성전기주식회사
IPC: H03K17/687
CPC classification number: H04B1/44 , H03K17/687
Abstract: 본발명에따른스위칭회로는, 서로직렬연결되는제1 트랜지스터및 제2 트랜지스터를포함하고, 상기제2 트랜지스터의제어단에제1 제어신호가제공되는스위치회로부및 상기제1 트랜지스터의제어단과상기제1 트랜지스터의제1단사이에접속되는인버터부를포함하고, 상기인버터부는, 제2 제어신호를제공받아상기제1 트랜지스터의게이트-소스(gate-source) 전압레벨을상기제1 트랜지스터의문턱(threshold) 전압레벨이하로유지하며, 상기제1 및제2 제어신호의레벨은서로상보적일수 있다.
-
公开(公告)号:KR101892827B1
公开(公告)日:2018-08-28
申请号:KR1020160180987
申请日:2016-12-28
Applicant: 삼성전기주식회사
IPC: G05F3/20
Abstract: 본발명의일 실시예에따른온도보상기능을갖는전압생성회로는, 제1 제어신호에따라결정되는제로온도계수를갖는제1 전압을생성하는제1 전압생성부; 제2 제어신호에따라결정되는정온도계수를갖는제2 전압을생성하는제2 전압생성부; 동작모드에따라상기제1 전압및 상기제2 전압중어느하나의전압을출력하도록제어하는출력전압제어부; 및상기출력전압제어부의제어에따라상기제1 전압과상기제2 전압중하나의전압을선택하는전압선택회로부; 를포함한다.
-
公开(公告)号:KR1020160084984A
公开(公告)日:2016-07-15
申请号:KR1020150001771
申请日:2015-01-07
Applicant: 삼성전기주식회사
IPC: H03K17/687
CPC classification number: H03K17/693 , H04B1/44 , H03K17/687
Abstract: 본발명은고주파스위치에관한것으로, 본발명의일 실시예에따른고주파스위치는안테나포트와송신포트사이에직렬연결된복수의제1 스위치소자를포함하고제1 게이트신호에의해동작되는제1 스위치부; 상기안테나포트와수신포트사이에직렬연결된복수의제2 스위치소자를포함하고제2 게이트신호에의해동작되는제2 스위치부; 상기송신포트와접지사이에연결되어상기제2 게이트신호에의해동작되는제1 션트부; 상기수신포트와접지사이에연결되어상기제1 게이트신호에의해동작되는제2 션트부; 및상기수신포트와일단이접지된인덕터의타단사이에연결되어상기제2 게이트신호에의해동작되는제3 션트부를포함할수 있다.
Abstract translation: 本发明涉及具有低插入损耗和优异的隔离特性的高频开关。 根据本发明的实施例的高频开关包括:第一开关单元,包括串联连接在天线端口和传输端口之间并由第一栅极信号操作的多个第一开关元件; 第二开关单元,包括串联连接在天线端口和接收端口之间并由第二栅极信号操作的多个第二开关元件; 连接在传输端口和接地之间并由第二栅极信号操作的第一分流单元; 连接在接收端口和接地之间并由第一门信号操作的第二分路单元; 以及第三分流单元,其连接在所述接收端口和电感器的一端之间,所述另一端接地并由所述第二栅极信号操作。
-
公开(公告)号:KR1020140086487A
公开(公告)日:2014-07-08
申请号:KR1020120157055
申请日:2012-12-28
Applicant: 삼성전기주식회사
IPC: H03K17/687 , H04B1/44
Abstract: The present invention relates to a high-frequency switch circuit which may include a first switch circuit which is connected between a first node connected to a first signal port and a common node connected to a common port and is operated by a first control signal; a second switch circuit which is connected between a second node connected to a second signal port and the common node and is operated by a second control signal having the opposite phase of the first control signal; a first shunt circuit which is connected between the second node and the ground and is operated by the first control signal; a second shunt circuit which is connected between the first node and the ground and is operated by the second control signal; a first inductance circuit which is connected to the first shunt circuit in parallel and performs first parallel resonance in an off-state of the first shunt circuit; and a second inductance circuit which is connected to the second shunt circuit in parallel and performs second parallel resonance in an off-state of the second shunt circuit.
Abstract translation: 高频开关电路技术领域本发明涉及一种高频开关电路,其可以包括连接在连接到第一信号端口的第一节点和连接到公共端口的公共节点之间并由第一控制信号操作的第一开关电路; 第二开关电路,连接在连接到第二信号端口的第二节点和公共节点之间,并且由具有第一控制信号的相反相位的第二控制信号操作; 第一分流电路,其连接在第二节点和地之间并由第一控制信号操作; 第二分流电路,连接在第一节点和地之间,并由第二控制信号操作; 第一电感电路并联连接到第一并联电路,并在第一分路电路的断开状态下进行第一并联谐振; 以及第二电感电路,其并联连接到所述第二并联电路,并且在所述第二分流电路的截止状态下进行第二并联谐振。
-
公开(公告)号:KR1020120124801A
公开(公告)日:2012-11-14
申请号:KR1020110042653
申请日:2011-05-04
Applicant: 삼성전기주식회사
CPC classification number: H02J7/0013 , H02J7/0054 , H02J7/0055 , H02J7/025 , H02J50/12 , H02J50/40 , H02J50/80
Abstract: PURPOSE: A wired and wireless power charging apparatus and method thereof are provided to reduce power charging consumption time by wirelessly charging an auxiliary battery. CONSTITUTION: A wired and wireless power charging apparatus includes a main battery(10), an auxiliary battery(20), a wired charging module(210), and a wireless charging module(230). The main battery is installed in a main apparatus(100) like a mobile apparatus. The main apparatus includes a main control unit(110) and the main battery. The main control unit generates a control signal according to the selected various charging mode signals. The wired charging module includes a wired power reception unit(211), a first switch unit(212), a second switch unit(213), a charging circuit(214), a DC/DC converter(215), and a micro control unit(216). [Reference numerals] (10) Main battery; (110) Main control unit; (20) Auxiliary battery; (211) Wired power reception unit; (214) Charging circuit; (215) DC/DC converter; (231) Wireless power receiving unit; (232) Matching unit; (233) Rectifier; (234) Regulator
Abstract translation: 目的:提供一种有线和无线充电装置及其方法,以通过对辅助电池进行无线充电来减少功率充电消耗时间。 构成:有线和无线充电装置包括主电池(10),辅助电池(20),有线充电模块(210)和无线充电模块(230)。 主电池安装在像移动装置的主设备(100)中。 主设备包括主控单元(110)和主电池。 主控制单元根据所选择的各种充电模式信号产生控制信号。 有线充电模块包括有线电力接收单元(211),第一开关单元(212),第二开关单元(213),充电电路(214),DC / DC转换器(215)和微控制器 单元(216)。 (附图标记)(10)主电池; (110)主控单元; (20)辅助电池; (211)有线电源接收单元; (214)充电电路; (215)DC / DC转换器; (231)无线电力接收单元; (232)匹配单元; (233)整流器 (234)调节器
-
-
-
-
-
-
-
-
-