Tag Archives: sensor

Sunlight tracking sensor and its solar rangh appliance

Application Number: 00112204Application Date: 2000.04.13Publication Number: 1317676Publication Date: 2001.10.17Priority Information: International: F24J2/38Applicant(s) Name: Chunhui Science and Industry Industry Co Ltd, NanjingAddress: Inventor(s) Name: Zhang Yaoming;Zhang Zhenyuan;Chen QiangPatent Agency Code: 32102Patent Agent: he chaoxuAbstract A sunlight tracking sensor is composed of optical signal receiver and 4 groups of signal outputs. Said optical signal receiver consists of… Read More »

Protective layer of body sensor

Application Number: 00122597Application Date: 2000.07.15Publication Number: 1293348Publication Date: 2001.05.02Priority Information: 1999/7/16 US 09/354631International: A61B5/0215;G01D5/00Applicant(s) Name: Cardiovascular Microinductin System (1996) Co., Ltd.Address: Inventor(s) Name: S. KarpranPatent Agency Code: 72001Patent Agent: zhang anyuAbstract A device and method for fixation of a sensor in a bodily lumen, in which a sensor support is coupled to a fixation device,… Read More »

Technology for making infrared sensor of micro-mechanical thermoelectric pile

Application Number: 00116388Application Date: 2000.06.07Publication Number: 1281262Publication Date: 2001.01.24Priority Information: International: H01L31/18Applicant(s) Name: Shanghai Inst of Metallurgy, Chinese Academy of SciencesAddress: Inventor(s) Name: Xiong Bin;Xu Zhengyi;Wang YuelinPatent Agency Code: 31002Patent Agent: fei kaikuiAbstract A technology for manufacturing the infrared sensor of micro-mechanical thermoelectric pile features that the front-face photoetching process is used to make up… Read More »

Light sensor

Application Number: 00126211Application Date: 2000.08.24Publication Number: 1286464Publication Date: 2001.03.07Priority Information: 1999/8/27 JP 242298/99International: G11B7/09Applicant(s) Name: K.K. Sankyo Seiko Mfg. SeisakushoAddress: Inventor(s) Name: Kamata SusumuPatent Agency Code: 31100Patent Agent: hou jiayouAbstract Since a magnetic piece is disposed approximately in the center of a magnet 18 in a tracking direction, the magnetic piece 23 is attracted approximately… Read More »

Relative pressure sensor

Application Number: 00119904Application Date: 2000.06.30Publication Number: 1290857Publication Date: 2001.04.11Priority Information: 1999/7/1 EP 99112538.6International: G01L9/00;G01L13/02Applicant(s) Name: Endress + Hauser GmbH + Co.Address: Inventor(s) Name: Carl FologerPatent Agency Code: 11038Patent Agent: sun zhengAbstract The invention relates to a relative-pressure sensor is provided which is protected against contaminants and/or moisture and manages without an oil filling, having a… Read More »

Quartz resonance type tension sensor with flexible structure

Application Number: 00112550Application Date: 2000.09.14Publication Number: 1283787Publication Date: 2001.02.14Priority Information: International: G01D5/243;G01L1/10Applicant(s) Name: Bozhao Industry Co., Ltd., ShanghaiAddress: Inventor(s) Name: Zhang Zhixing;Zhu YanchenPatent Agency Code: 32105Patent Agent: sun banAbstract A quartz resonance type temsion sensor with flexible structure is composed of casing, quartz crystal, reference resonantor and its compensating ciarcuit, left and right rension parts… Read More »

Supersonic flowmeter of supersonic sensor

Application Number: 00122625Application Date: 2000.08.04Publication Number: 1283779Publication Date: 2001.02.14Priority Information: 1999/8/5 JP 222426/99International: G01F1/66Applicant(s) Name: Matsushita Electric Industrial Co., Ltd.Address: Inventor(s) Name: Azumanao Oko;Ashitate Akirahisa;Hashimoto MasahikoPatent Agency Code: 31100Patent Agent: li lingAbstract The present invention provides an ultrasonic transducer having uniform characteristics. Because the characteristics of a pair of ultrasonic transducer are equalized with each… Read More »

Method for detecting rotor position of DC brushless motor without position sensor

Application Number: 00117475Application Date: 2000.10.09Publication Number: 1286525Publication Date: 2001.03.07Priority Information: International: H02P6/18Applicant(s) Name: Automation Engineering Research Center, Guangdong Academy of SciencesAddress: Inventor(s) Name: Pi Youguo;Shu HuailinPatent Agency Code: 44104Patent Agent: li haibeiAbstract A method for detecting the rotor position of brushless DC motor without position sensor is disclosed. In the PWM modulation of power circuit,… Read More »

Current sensor for electrical appts

Application Number: 00126291Application Date: 2000.08.04Publication Number: 1283795Publication Date: 2001.02.14Priority Information: 1999/8/4 FR 99 10169International: G01R15/18;G01R19/00;G01R33/02Applicant(s) Name: Schneider Electric SAAddress: Inventor(s) Name: Geles Bauland;Jean-christoph Karni;Jecsraf GradovekPatent Agency Code: 11105Patent Agent: li xiaoshuAbstract A current sensor for an electrical device including a primary circuit in which a primary current flows. A magnetic circuit includes two identical U-shaped… Read More »

Signal current detector of photoelectric sensor

Application Number: 00119941Application Date: 2000.06.30Publication Number: 1291048Publication Date: 2001.04.11Priority Information: 1999/6/30 US 09/343752International: H04N5/74;H04N9/31Applicant(s) Name: Thomson Licensing Corp.Address: Inventor(s) Name: J.B. GeorgePatent Agency Code: 72001Patent Agent: wang yongAbstract A projection display apparatus comprises a display device (CRT) forming an image (M) for projection to illuminate a display screen (700). A current source (250) generates a… Read More »

Technology for making gas sensor used in gas-electricity converter mechanism

Application Number: 00112753Application Date: 2000.03.10Publication Number: 1264833Publication Date: 2000.08.30Priority Information: International: G01N27/04Applicant(s) Name: Chongqing Univ.Address: Inventor(s) Name: Chen Zhengen;Sun Caixin;Liao RuijinPatent Agency Code: 51201Patent Agent: zhang rongqingAbstract A technology for making the gas sensor used for gas-eletricity transformer to in-line monitor the gas dissolved in the oil of transformer includes dividing the gas sensors into… Read More »

Pressure sensor and its planar compound differnetiating method

Application Number: 00123298Application Date: 2000.11.23Publication Number: 1355422Publication Date: 2002.06.26Priority Information: International: G01L9/12;H01G5/16Applicant(s) Name: Dalian Science and Engineering UnivAddress: Inventor(s) Name: Niu Defang;Zhong Chongquan;Yin FuliangPatent Agency Code: 21200Patent Agent: hou mengyuanAbstract A pressure sensor and its plane combined differential method is disclosed. The pressure sensor is composed of a base with pressure leading-in tube, a matrix… Read More »

Device for testing yarn tension and yarn sensor

Application Number: 00117655Application Date: 2000.05.26Publication Number: 1275522Publication Date: 2000.12.06Priority Information: 1999/5/28 JP 149344/1999; 1999/5/28 JP 149345/1999International: B65H59/40Applicant(s) Name: Toray Industries, Inc.Address: Inventor(s) Name: Iwaide Suguru;Imae Masazumi;Aratani TomosuekoPatent Agency Code: 11038Patent Agent: ma gaoAbstract To provide a tension detecting device which can surely measure the average tension of a thread which is not affected by the… Read More »

Structure of cam rotating sensor fixed part

Application Number: 00126452Application Date: 2000.09.01Publication Number: 1287220Publication Date: 2001.03.14Priority Information: 1999/9/3 JP 250532/1999International: F01L1/053;F01L1/344Applicant(s) Name: Honda Giken Kogyo K.K.Address: Inventor(s) Name: Ohayashi Hisaki;Ihara TakashiPatent Agency Code: 11038Patent Agent: han deyingAbstract The invention provides a construction for a cam rotation sensor attaching portion where a cam rotation sensor is attached which detects the rotation angles of… Read More »

Photoelectric sensor signal detector

Application Number: 00119943Application Date: 2000.06.30Publication Number: 1292521Publication Date: 2001.04.25Priority Information: 1999/6/30 US 09/345087International: H04N9/31Applicant(s) Name: Thomson Licensing Corp.Address: Inventor(s) Name: J.B. GiorgisPatent Agency Code: 72001Patent Agent: wang yongAbstract A projection display comprises a display device(CRT)forming an image(M)for projection onto a display screen(700). A photo sensor(S)is adjacent to the display screen(700)and generates a first signal(Isen)responsive to… Read More »

Technology for making gas sensor used in gas-electricity converter mechanism

Application Number: 00112753Application Date: 2000.03.10Publication Number: 1264833Publication Date: 2000.08.30Priority Information: International: G01N27/04Applicant(s) Name: Chongqing Univ.Address: Inventor(s) Name: Chen Zhengen;Sun Caixin;Liao RuijinPatent Agency Code: 51201Patent Agent: zhang rongqingAbstract A technology for making the gas sensor used for gas-eletricity transformer to in-line monitor the gas dissolved in the oil of transformer includes dividing the gas sensors into… Read More »

Force sensor for anchor rope

Application Number: 00123986Application Date: 2000.11.01Publication Number: 1351250Publication Date: 2002.05.29Priority Information: International: G01L1/12Applicant(s) Name: Science Technology Industry Co, Shandong Science and Technology Univ.Address: Inventor(s) Name: Deng Tieliu;Ma JuntingPatent Agency Code: 00000Patent Agent: Abstract A force sensor for anchor rope is composed of cylinder and liquid pressure sensor. Said cylinder contains piston, sealing ring between piston and… Read More »

Magnetic sensor and manufacturing method thereof

Application Number: 00118180Application Date: 2000.04.30Publication Number: 1272629Publication Date: 2000.11.08Priority Information: 1999/4/30 JP 125302/99; 2000/3/16 JP 74890/00International: G01R33/02Applicant(s) Name: Sumitomo Sperical Metal Co., Ltd.Address: Inventor(s) Name: Kawakami SeiPatent Agency Code: 11105Patent Agent: li xiaoshuAbstract A magnetic sensor of orthogonal flux-gate type is provided with a cylindrical core made of a soft magnetic material; an internal conductor… Read More »

Force sensor with screen printing strain gauge

Application Number: 00126892Application Date: 1994.12.20Publication Number: 1313508Publication Date: 2001.09.19Priority Information: 1994/1/14 US 181648International: G01L1/22;G06K11/18Applicant(s) Name: IBM Corp.Address: Inventor(s) Name: E.J. Seileck;B.A. Schmiph;B. KarmantzPatent Agency Code: 72001Patent Agent: zhang zhichengAbstract A force transducer includes an elongated lever arm attached to a substrate having a central portion and substantially planar tab regions that project outwardly from the… Read More »

Oxygen sensor with ceramic electrode and its preparing process

Application Number: 00110826Application Date: 2000.01.17Publication Number: 1306207Publication Date: 2001.08.01Priority Information: International: G01N27/409Applicant(s) Name: Mao HongyanAddress: Inventor(s) Name: Mao HongyanPatent Agency Code: 00000Patent Agent: Abstract An oxygen sensor of ceramic electrode for car contains strontium lanthanum maganite and high-temp glass powder. Its preparing process is also disclosed. Its advantages include simple preparing process, full-ceramic structure, high… Read More »

Vignetting correction based on image sensor

Application Number: 00119984Application Date: 2000.06.30Publication Number: 1292622Publication Date: 2001.04.25Priority Information: 1999/6/30 US 09/345,167International: H04N5/217;H04N5/232;H04N7/26Applicant(s) Name: Rocky Electronic Co., Ltd.Address: Inventor(s) Name: Li WeiPatent Agency Code: 72002Patent Agent: han hongAbstract The present invention relates to a method and apparatus for constructing an inexpensive camera with vignetting correction in the camera electronic hardware. The hardware is programmable… Read More »

High speed self adaptable acceleration and slope measuring sensor

Application Number: 00112880Application Date: 2000.04.25Publication Number: 1275718Publication Date: 2000.12.06Priority Information: International: G01C9/08;G01P15/08;G01P15/18Applicant(s) Name: Huang SongbaiAddress: Inventor(s) Name: Huang SonbaiPatent Agency Code: 00000Patent Agent: Abstract According to the principle of counterbalance mechanics, on the mutual perpendicular type guideway shaft based on stereocoordinate triaxial axle centre as centre the spring-coupled balance slide block m1 and fixed weight… Read More »

Photoelectric sensor

Application Number: 00124187Application Date: 2000.08.15Publication Number: 1289929Publication Date: 2001.04.04Priority Information: 1993/7/7 JP 167679/93; 1994/1/20 JP 4531/94International: G01R15/24Applicant(s) Name: Tokin Corp.Address: Inventor(s) Name: Togano Chiichi;Tanade TakanobuPatent Agency Code: 72001Patent Agent: fu kangAbstract An optical electric field sensor is constituted of optical parts (2-4 and 11-13) including an optical crystal and it is used to measure the… Read More »

Line light source and image sensor using same

Application Number: 00118187Application Date: 2000.06.13Publication Number: 1291839Publication Date: 2001.04.18Priority Information: 1999/10/7 JP 287134/99International: H01L27/14;H04N1/028Applicant(s) Name: Mitsubishi Electric Corp.Address: Inventor(s) Name: Matsumoto ShunroPatent Agency Code: 72001Patent Agent: liu zongjieAbstract A linear light source is provided in which surface mounting type LED chips are arranged linearly on a circuit board. Each LED chip is given a light… Read More »

Microwave tide level sensor and use thereof

Application Number: 00127107Application Date: 2000.11.01Publication Number: 1288147Publication Date: 2001.03.21Priority Information: International: G01C13/00Applicant(s) Name: Huadong Normal Univ.Address: Inventor(s) Name: Zheng Zhengqi;Jiang Chuanji;Yin JieyiPatent Agency Code: 31204Patent Agent: cheng zongdeAbstract A microwave tide level sensor is composed of antenna, band-pass filter, circulator, coaxial-waveguide converter, voltage-controlled oscillator, frequency mixed, tide level signal processing unit, triangular signal generator and… Read More »

Flexible tubular level sensor

Application Number: 00111200Application Date: 2000.06.22Publication Number: 1276518Publication Date: 2000.12.13Priority Information: International: G01F23/26Applicant(s) Name: Instrument Division, Beiyang Electric Group Co., Ltd., WeihaiAddress: Inventor(s) Name: Wang Qiming;Sun Yize;Zhong JindongPatent Agency Code: 37202Patent Agent: xu jingongAbstract A flexible tubular level sensor features that a number of scaling electrodes are sequentially arranged on main tube at a certain distance… Read More »

Pressure sensor and its manufacturing method

Application Number: 00120256Application Date: 2000.07.14Publication Number: 1281140Publication Date: 2001.01.24Priority Information: 1999/7/16 JP 203696/1999International: G01D5/12;G01L9/00Applicant(s) Name: Yamatake-Honeywell Co., Ltd.Address: Inventor(s) Name: Sota HomarePatent Agency Code: 11038Patent Agent: yang guoxuAbstract A pressure sensor includes a cylindrical sensor package, glass base, sensor chip, and electrode pins. The glass base is seal-bonded to an inner surface of the sensor… Read More »

Exciting part offsetting method and electromagnetic flow rate sensor

Application Number: 00112930Application Date: 2000.05.15Publication Number: 1299960Publication Date: 2001.06.20Priority Information: International: G01F1/58Applicant(s) Name: Sichun Science City Jiuli Electronics Corp.Address: Inventor(s) Name: Cen DagangPatent Agency Code: 51210Patent Agent: di changmengAbstract The present invention provides a method for offset mounting exciting component of outflow passage type electromagnetic sensor and electromagnetic flow sensor prepared by adopting said invented… Read More »

Projection video-frequency display with phototransistor sensor

Application Number: 00124238Application Date: 2000.06.30Publication Number: 1323136Publication Date: 2001.11.21Priority Information: 1999/6/30 US 60/141628International: H04N5/74;H04N3/22Applicant(s) Name: Thomson Licensing Corp.Address: Inventor(s) Name: J.B. GeorgePatent Agency Code: 72001Patent Agent: zhang zhichengAbstract A method for determining raster positioning in a video projection display apparatus comprises the steps of detecting illumination by a first edge (LE) of a measurement image… Read More »

Current sensor

Application Number: 00118331Application Date: 2000.06.09Publication Number: 1314595Publication Date: 2001.09.26Priority Information: 1994/2/22 JP 24273/94International: G01R15/18;G01R19/00Applicant(s) Name: Mitsubishi Electric Corp.Address: Inventor(s) Name: Nagatani KawashuPatent Agency Code: 31100Patent Agent: sun jingguoAbstract The invention obtains a current sensor which is easy to assemble, requires a small area to mount, has a high measuring accuracy and easily copes with to-be-detected… Read More »