Tag Archives: converter

Satellite broadcast receiving converter

Application Number  00129502 Application Date  2000.09.29 Publication Number  1291009 Publication Date  2001.04.11 Priority Information   1999/10/4 JP 283534/99   International Classification  H04B7/15;H01P1/00;H01Q13/00   Applicant(s) Name  ALPS Electric Co., Ltd.   Address     Inventor(s) Name  Ikida Tomoki   Patent Agency Code  11216 Patent Agent  liu jiyang AbstractThe invention provides a converter for receiving satellite broadcast,… Read More »

Tapping outlet for converter

Application Number  00129339 Application Date  2000.11.23 Publication Number  1333380 Publication Date  2002.01.30 Priority Information     International Classification  C21C5/46   Applicant(s) Name  Steel Palnt, Laiwu Iron & Steel Co., Ltd.   Address     Inventor(s) Name  Zhang Shengsheng;Chen Xiangyang;Qiu Xianjin   Patent Agency Code  37108 Patent Agent  zhang zhenzhong AbstractThe present invention discloses a tapping… Read More »

Anti-fake gold tax card converter

Application Number  00129302 Application Date  2000.11.03 Publication Number  1352415 Publication Date  2002.06.05 Priority Information     International Classification  G06F1/16;G06F13/00   Applicant(s) Name  Haisense Computer Co., Ltd., Qingdao   Address     Inventor(s) Name  Wang Yaoting;Yin Shujun;Li Longwei   Patent Agency Code  37101 Patent Agent  yang bingli AbstractAn anti-fake gold tax card converter inclues ISA slots… Read More »

Interfere wave shielding converter

Application Number  00129208 Application Date  2000.09.28 Publication Number  1290018 Publication Date  2001.04.04 Priority Information   1999/9/28 JP 273755/1999   International Classification  H01F27/36   Applicant(s) Name  K.K. Denken Seiki Inst.   Address     Inventor(s) Name  Yagasaki Akihiko   Patent Agency Code  11038 Patent Agent  ji xianggang AbstractAn isolation shield transformer comprised by a multi-layer, multi-winding… Read More »

Piezoelectric ceramic material, and integrated piezoelectric converter using same

Application Number  00128839 Application Date  2000.09.07 Publication Number  1288238 Publication Date  2001.03.21 Priority Information   1999/9/7 JP 253549/99   International Classification  C04B35/472;H01B3/12;H01L41/187   Applicant(s) Name  Murata Mfg. Co., Ltd.   Address     Inventor(s) Name  Harashi Koichi;Nakamichi Koyo;Anto Akira   Patent Agency Code  31100 Patent Agent  zhou chengze AbstractA piezoelectric ceramic material which can suppress… Read More »

Switch converter

Application Number  00128576 Application Date  2000.09.28 Publication Number  1290990 Publication Date  2001.04.11 Priority Information   1999/9/28 JP 275195/99   International Classification  H02M3/00;H02M3/335   Applicant(s) Name  Sony Corp.   Address     Inventor(s) Name  Nagahara Kiyokazu   Patent Agency Code  11105 Patent Agent  wang zhisen AbstractA non-control detection protecting circuit is prevented from malfunctioning when a… Read More »

Tap converter

Application Number: 00121918Application Date: 2000.07.13Publication Number: 1314684Publication Date: 2001.09.26Priority Information: 2000/3/21 JP 077462/00International: H01F27/02;H01F29/04Applicant(s) Name: Mitsubishi Electric Corp.Address: Inventor(s) Name: Kichita Kazuo;Mihara AritsuguPatent Agency Code: 31100Patent Agent: wang hongxiangAbstract To provide a tap changing device which can shorten the assembling time of the device itself and a transformer and can stably obtain a driving force… Read More »

Welding controller and method for internal gap of hydraulic torque converter

Application Number: 00115670Application Date: 2000.05.12Publication Number: 1271637Publication Date: 2000.11.01Priority Information: International: B23K37/04;B23K37/053Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Shi Zhongxian;Li Zhuguo;Zhao YongbinPatent Agency Code: 31201Patent Agent: wang tilinAbstract A welding controller is composed of top cover, upper push block, upper clamping jaw, pump wheel of hydraulic torque converter, lower clamping jaw, servo motor, welding wire… Read More »

DC-DC converter of synchronous rectification type with improved current sensing

Application Number: 00126460Application Date: 2000.09.01Publication Number: 1286520Publication Date: 2001.03.07Priority Information: 1999/9/1 US 60/151,826International: H02M3/00;H02M1/00Applicant(s) Name: Intercell Corp.Address: Inventor(s) Name: Pobert Isharm;Charles Hauks;Michael WaltsPatent Agency Code: 11038Patent Agent: wang maohuaAbstract A DC to DC buck pulse width modulator converter circuit includes an input, a high side output and a low side output. A high side switch… Read More »

Full-bridge converter of zero-voltage switch with current-doubling rectifier

Application Number: 00119045Application Date: 2000.10.19Publication Number: 1286522Publication Date: 2001.03.07Priority Information: International: H02M3/335Applicant(s) Name: Nanjing Aeronautics and Astronautics UnivAddress: Inventor(s) Name: Ruan XinboPatent Agency Code: 32206Patent Agent: xie zhenlongAbstract A full-bridge converter of current-doubling rectifier is composed of input DC voltage, inverting bridge, isolating transformer, and rectifying-filtering circuit, and features that an isolating capacitor is serially… Read More »

Dead-zone compensation method of frequency converter

Application Number: 00122378Application Date: 2000.09.06Publication Number: 1341989Publication Date: 2002.03.27Priority Information: International: H02M5/40;H02M5/458Applicant(s) Name: Huawei Electric Technology Co. Ltd., Shenzhen CityAddress: Inventor(s) Name: Liao HaipingPatent Agency Code: 44217Patent Agent: guo weigangAbstract The invention discloses a method to compensate the dead area of a transducer. A compound compensating method combining a current feed forward and a current… Read More »

Counter exciting synchronous rectification DC/DC converter protector

Application Number: 00117232Application Date: 2000.07.07Publication Number: 1333592Publication Date: 2002.01.30Priority Information: International: H02M3/28;H02M3/335Applicant(s) Name: Shenzhen Huawei Electric Technology Co., Ltd.Address: Inventor(s) Name: Xu JibinPatent Agency Code: 44217Patent Agent: guo weigangAbstract The present invention relates to an inverse excitation synchronous rectification DC/DC converter protection, including state detection unit capable of producing signal according to the detected DC-DC… Read More »

Electronic converter, timer having same and bidirection communication method

Application Number: 00126966Application Date: 2000.08.03Publication Number: 1285704Publication Date: 2001.02.28Priority Information: 1999/8/4 CH 1433/99International: G04C21/00;H04B11/00;H04R3/00;H04R17/10Applicant(s) Name: ETA Sa Fabriques D'EbauchesAddress: Inventor(s) Name: E. Furoili;F. BolundoPatent Agency Code: 72001Patent Agent: wang zhongzhongAbstract The present invention concerns the use of a sound generator circuit including a piezoelectric vibrator as an acoustic wave receiver. The invention also concerns an… Read More »

AC/DC converter controlled by FET and its application

Application Number: 00119446Application Date: 2000.07.13Publication Number: 1334639Publication Date: 2002.02.06Priority Information: International: G05F1/52;H02M3/10;H02M7/04Applicant(s) Name: Wu ZhengxiongAddress: Inventor(s) Name: Wu Zhengxiong;Li MingtangPatent Agency Code: 31208Patent Agent: luo xiqunAbstract The invention relates to a transfer circuit. The input voltage of alternating power source via rectifying circuit is separated in two outputs: one to switching circuit, the another to… Read More »

Gravitational attraction power converter

Application Number: 00122422Application Date: 2000.07.30Publication Number: 1336485Publication Date: 2002.02.20Priority Information: International: F03B17/02Applicant(s) Name: Qiao ChangyongAddress: Inventor(s) Name: Qiao ChangyongPatent Agency Code: 00000Patent Agent: Abstract The invention relates to a conversion set to convert earth attraction to a motive force. The set in composed of liquid with small density, liquid with large density, rotary axis, bearing,… Read More »

Lower frequency converter and demodulator adopting three-port wire connector

Application Number: 00117926Application Date: 2000.05.29Publication Number: 1275833Publication Date: 2000.12.06Priority Information: 1999/5/27 EP 99110296.3International: H03D9/04;H04L27/22Applicant(s) Name: Sony International (Europe) Co., Ltd.Address: Inventor(s) Name: V.Brancovec;D. Krupecevec;Abe MasamiPatent Agency Code: 72001Patent Agent: wang yueAbstract A down converter for RF signals comprises one three port junction (7) having one input port six for modulated digital RF signals and two… Read More »

Zero-voltage switch double-PWM frequency converter

Application Number: 00119526Application Date: 2000.07.28Publication Number: 1336716Publication Date: 2002.02.20Priority Information: International: H02M5/458Applicant(s) Name: Shanghai Xinyuan Variable Frequency Electrical Appliance Co., Ltd.Address: Inventor(s) Name: Chen GuochengPatent Agency Code: 31128Patent Agent: li gaodongAbstract The invention relates to a three-phase voltage type pulse width modulating (PWM) frequency transformer. The characteristics are: the intermediate link in main circuit is… Read More »

Autonomous DC-DC converter

Application Number: 00122441Application Date: 2000.08.16Publication Number: 1337773Publication Date: 2002.02.27Priority Information: International: H02M3/338Applicant(s) Name: Yibo Power Supply (Hangzhou) Co., Ltd.Address: Inventor(s) Name: Huang Minchao;Chen YiPatent Agency Code: 33100Patent Agent: shen xiaojingAbstract The present invention discloses a self-excited step-up DC-DC transformer, containing a step-up type DC-DC transformer main circuit formed from inductor L1 transistor Q1, diode D1… Read More »

Output compensating converter having single inducer

Application Number: 00118171Application Date: 2000.05.06Publication Number: 1274984Publication Date: 2000.11.29Priority Information: 2000/2/23 US 09/511091; 1999/5/6 US 60/132820International: H02M3/00Applicant(s) Name: Fairchild Semiconductor Corp.Address: Inventor(s) Name: R. J. LunckPatent Agency Code: 72001Patent Agent: chen jingjunAbstract A low cost, multiple output buck converter is provided using a single inductor, a single pulse width modulator integrated circuit, and two MOSFETs… Read More »

Digital up converter integrating more modulation functions

Application Number: 00119754Application Date: 2000.08.24Publication Number: 1340972Publication Date: 2002.03.20Priority Information: International: H04Q7/20;H04Q7/30Applicant(s) Name: Huawei Technology Co LtdAddress: Inventor(s) Name: Jiang Huabing;Gui Yijun;Yu LinPatent Agency Code: 31100Patent Agent: zhou chengAbstract A digital up-converter of frequency, which integrates the GSMK, 8PSK and other modulation mode functinos, is composed of timing module, data RAM module, digital modulation module,… Read More »

Converter slag scavenger

Application Number: 00110979Application Date: 2000.03.31Publication Number: 1287180Publication Date: 2001.03.14Priority Information: 2000/3/8 CN 002138352International: C21C5/46Applicant(s) Name: Steelworks, Laiwu Iron &. Steel Corp., Ltd.Address: Inventor(s) Name: Lu Yulong;Yang Junsheng;Xing DongfangPatent Agency Code: 37108Patent Agent: zhang zhenzhongAbstract The slag scavenger consists of a hydraulic cylinder, a slag eliminating head and a supporting and regulating mechanism. By adjusting the… Read More »

Charge integration cyclic operation type A/D converter and its conversion method

Application Number: 00123709Application Date: 2000.08.31Publication Number: 1340922Publication Date: 2002.03.20Priority Information: International: H03M1/38Applicant(s) Name: Lingyang Science and Technology Co LtdAddress: Inventor(s) Name: Zhuang Chaogui;Zhang RongzhePatent Agency Code: 11021Patent Agent: tang baobengAbstract A cyclic charge integration type A/D converter use an operating amplifier to perform A/D conversion. it the first operating period, the capacitance ratio of the… Read More »

Multiple-aspect converter with multiple hand-operated switches

Application Number: 00118308Application Date: 2000.06.08Publication Number: 1277447Publication Date: 2000.12.20Priority Information: 1999/6/8 JP 161736/99International: H01H25/04Applicant(s) Name: Citizen Electronics Co., Ltd.Address: Inventor(s) Name: Miyashita IsaoPatent Agency Code: 31100Patent Agent: hu xiaopingAbstract A plurality of fixed contacts and a movable contact are provided on a substrate so that opposite contacts form a unit switch. A holding plate having… Read More »

Digital up conversion method and up converter with power control function

Application Number: 00119787Application Date: 2000.08.29Publication Number: 1340973Publication Date: 2002.03.20Priority Information: International: H04L27/10;H04Q7/20Applicant(s) Name: Huawei Technology Co LtdAddress: Inventor(s) Name: Peng Qingquan;Jiang Huabing;Chu QingPatent Agency Code: 31100Patent Agent: zhou chengAbstract A digital up-frequency conversion method and its device with power control function features that on the basis of the linearity of transmitting channel, the power class… Read More »

Electric capacity energy storage type bidirectional converter

Application Number: 00112163Application Date: 2000.03.23Publication Number: 1266305Publication Date: 2000.09.13Priority Information: International: H02M7/72;H02M7/757Applicant(s) Name: Nanjing Aeronautics and Astronautics Univ.Address: Inventor(s) Name: Zhou Bo;Yan Yangguang;Mu XinhuaPatent Agency Code: 32206Patent Agent: xie zhenlongAbstract The capacitor energy-stored bidirectional transformer belongs to an electronic power transformer, and is characterized by that it adopts the forestage and afterstage series-connection worked transformer… Read More »

Multi-mode power converter with equalizer circuit and its operational method

Application Number: 00124248Application Date: 2000.08.14Publication Number: 1284777Publication Date: 2001.02.21Priority Information: 1999/8/13 US 09/374180International: H02J7/00;H02M7/00Applicant(s) Name: Palwy Power Equipment Co.Address: Inventor(s) Name: R.W. Johnson Jr.;W.J. RattiPatent Agency Code: 72001Patent Agent: wu zengyongAbstract A power converter includes first and second voltage busses and a neutral bus. A first switching circuit, e.g., a rectifier circuit, is operative to… Read More »

Method for fitting zero phase sequence converter in leakage circuit breaker

Application Number: 00118727Application Date: 2000.06.20Publication Number: 1284728Publication Date: 2001.02.21Priority Information: 1999/6/25 JP 180062/99International: H01H83/02;H01H83/14Applicant(s) Name: Fuji Electric Co., Ltd.Address: Inventor(s) Name: Yokomori Norikiyo;Kawajima Zenmei;Koga MasakiPatent Agency Code: 31100Patent Agent: huang yiwenAbstract Disclosed is an assembling method for a zero phase current transformer which is able to secure stable quality and yield in addition to cutting… Read More »

Digital up converter supporting intelligent antenna

Application Number: 00119790Application Date: 2000.08.29Publication Number: 1340974Publication Date: 2002.03.20Priority Information: International: H04Q7/20;H04Q7/30Applicant(s) Name: Huawei Technology Co LtdAddress: Inventor(s) Name: Yu Lin;Zhu Jingning;Jiang HuabingPatent Agency Code: 31100Patent Agent: zhou chengAbstract A digital up-frequency converter able to support intelligent antenna is composed of modulation module, power control power, multiplier module, numerally controlled oscillator module, frequency mixer module,… Read More »

Final slag modifier for smelting steel in converter

Application Number: 00112705Application Date: 2000.02.22Publication Number: 1264745Publication Date: 2000.08.30Priority Information: International: C21C5/28;C21C5/36;C21C7/076Applicant(s) Name: Wu FaguiAddress: Inventor(s) Name: Wu FaguiPatent Agency Code: 51123Patent Agent: kang haiyanAbstract A final slag modifier for smelting steel in converter contains MgO (45-55 wt.%), CaO (4-9 wt.%), C (3-10 wt.%) and SiO2 (3-10 wt.%), as well as additive. It serves to… Read More »

Process for preparing semiconductor mode converter

Application Number: 00124757Application Date: 2000.09.13Publication Number: 1343030Publication Date: 2002.04.03Priority Information: International: H01L33/00;H01S5/026Applicant(s) Name: Inst of Semiconductor, Chinese Academy of SciencesAddress: Inventor(s) Name: Liu Guoli;Wang Yu;Zhu HongliangPatent Agency Code: 11021Patent Agent: tang baobengAbstract A process for preparing semiconductor mode converter includes such steps as growing waveguide layer on the lower of indium phosphide substrate, growing isolating… Read More »