Tag Archives: passive

Instantaneous acquiring and transmission system of remote passive data for non-electric meters and its transmission method

Application Number: 00119098Application Date: 2000.11.07Publication Number: 1294289Publication Date: 2001.05.09Priority Information: International: G01D5/26;G01F15/06Applicant(s) Name: Sun HongtaiAddress: Inventor(s) Name: Sun HongtaiPatent Agency Code: 32102Patent Agent: xi shengyuanAbstract An instantaneous acquiring and transmission system of remote passive data for non-electric meter is composed of non-electric meter, data acquiring device, repeat box and data indicating box. The pointer for… Read More »

Passive light network transmission system and its delay control method

Application Number: 00119795Application Date: 2000.08.26Publication Number: 1325204Publication Date: 2001.12.05Priority Information: International: H04J14/08Applicant(s) Name: Zhongxing Communication Co., Ltd., ShenzhenAddress: Inventor(s) Name: Chen XinhuaPatent Agency Code: 00000Patent Agent: Abstract The present invention discloses a time-division multiple access technique based passive optical-fibre network transmission system and its delay control method. It is characterized by that according to system… Read More »

Passive automatic temperature controlling sky-light for green house

Application Number: 00120577Application Date: 2000.11.10Publication Number: 1351821Publication Date: 2002.06.05Priority Information: International: A01G9/22;A01G9/24Applicant(s) Name: Qiao KunhuaAddress: Inventor(s) Name: Qiao Kunhua;Qiao ZhaohengPatent Agency Code: 53100Patent Agent: zhao yunAbstract An automatic temperature-controlled sky-light for green house without artificial power supply consists of mainly film-pressing hoop, static window blade and movable window blade. The opening edge of the house… Read More »

Laser generator with both passive Q-switch laser and non-linear optical crystal

Application Number: 00122627Application Date: 2000.08.04Publication Number: 1337765Publication Date: 2002.02.27Priority Information: International: H01S3/00Applicant(s) Name: Longcai Science &. Technology Co., Ltd.Address: Inventor(s) Name: Huang YanjiePatent Agency Code: 31100Patent Agent: wu rongjunAbstract The novel laser generation equipment combining passively Q-switched laser with priodically pole quasi-phase-matching non-linear optical crystal incldues a passively Q-switched laser light source for impulsively sending… Read More »

Time interval connection method applied for passive optical network transmission system

Application Number: 00125208Application Date: 2000.09.12Publication Number: 1332547Publication Date: 2002.01.23Priority Information: International: H04B10/12;H04J14/08Applicant(s) Name: Zhongxing Communication Co., Ltd., Shenzhen CityAddress: Inventor(s) Name: Chen XinhuaPatent Agency Code: 00000Patent Agent: Abstract The time interval connection method for passive optical network transmission system is based on time division multiple address switching-in technology. The method realizes dynamic time interval connection… Read More »

Drive circuit for passive light emitting device

Application Number: 00125639Application Date: 2000.10.11Publication Number: 1289111Publication Date: 2001.03.28Priority Information: International: G09G3/32Applicant(s) Name: Shanghai Univ.Address: Inventor(s) Name: Zhang Buxin;Zhang Zhilin;Jiang XueyinPatent Agency Code: 31123Patent Agent: shi qiAbstract The present invention relates to a driving circuit for passive luminous display device, for display element is can make forward drive and backward drive. The D.C. voltages applied… Read More »

Photoelectric and passive photothermal appliance for greenhouse

Application Number: 00127112Application Date: 2000.11.02Publication Number: 1294284Publication Date: 2001.05.09Priority Information: International: F24F5/00;F24J2/04Applicant(s) Name: Liu CeAddress: Inventor(s) Name: Liu CePatent Agency Code: 31201Patent Agent: mao cuiyingAbstract A photoelectric and passive photothermal applicance for greenhouse is disclosed. Its solar battery is connected with accumulator or inverse transformer of electric network to provide electric energy to the electric… Read More »

Combined power filter with both active and passive parts

Application Number: 00109624Application Date: 2000.06.16Publication Number: 1274977Publication Date: 2000.11.29Priority Information: International: H02J3/01Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Zhu Dongqi;Jiang Xinjian;Deng ZhanfengPatent Agency Code: 11201Patent Agent: luo wenqunAbstract The combined power filter consists of an active filter, a passive filter, a transformer and a control circuit, and its control circuit includes a current sensor, a harmonic… Read More »

Passive door locator installed indoor of elevator

Application Number: 00104400Application Date: 2000.03.22Publication Number: 1267629Publication Date: 2000.09.27Priority Information: 1999/3/23 US 09/274123International: B66B1/02;B66B1/34;B66B3/00Applicant(s) Name: Otis Elevator Co.Address: Inventor(s) Name: V. P. JarbertPatent Agency Code: 72001Patent Agent: xiao chunjingAbstract Hall call apparatus for a low-cost, low rise simplex elevator, all disposed on the hoistway doors, include a slider 25 which is released by depression of… Read More »

Small passive telephone exchange

Application Number: 00104210Application Date: 2000.03.08Publication Number: 1312636Publication Date: 2001.09.12Priority Information: International: H04M1/72Applicant(s) Name: Lu XingpingAddress: Inventor(s) Name: Lu Xingping;Liu BaodongPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a passive small telephone switching system, which can make one house lead-in to provide service for four internal users, and uses one telephone line to… Read More »

Prepumping method to obtain stable gain of passive Q-regulaitng laser

Application Number: 00103362Application Date: 2000.03.03Publication Number: 1265528Publication Date: 2000.09.06Priority Information: International: H01S3/09Applicant(s) Name: Qinghua Univ.Address: Inventor(s) Name: Gong Mali;Wang Weiyu;Liu XingzhanPatent Agency Code: 11201Patent Agent: liao yuanqiuAbstract The present invention belongs to the field of laser modulation technology, and which includes the following steps: to apply one prepumping power lower than the laser pumping threshold… Read More »

Passive program monitoring method

Application Number: 00102694Application Date: 2000.02.24Publication Number: 1310394Publication Date: 2001.08.29Priority Information: International: G06F11/30Applicant(s) Name: Yingyeda Co., Ltd.Address: Inventor(s) Name: Lin Guangxin;Chen Xuantong;Li PengPatent Agency Code: 72001Patent Agent: zheng lizhuAbstract The passive program monitoring method is that the intercept function is linked to the monitored program in the dynamic linkage mode to intercept the generated message for… Read More »

passive monitoring method of low power-consumption for electronic apparatus

Application Number: 00101863Application Date: 2000.02.04Publication Number: 1269655Publication Date: 2000.10.11Priority Information: 1999/2/12 US 09/249644International: H04L29/00Applicant(s) Name: Hewlett-Packaad Co.Address: Inventor(s) Name: K. N. SmithPatent Agency Code: 72001Patent Agent: zou guangxinAbstract An apparatus for receiving and processing digital signals. Techniques and apparatus are disclosed for reducing power consumption in digital receiving and processing circuits without manual intervention and… Read More »