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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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Inventor Inventor Assignee Assignee IPC IPC
1 JP5433960B2
MAGNETIC SENSOR
Publication/Patent Number: JP5433960B2 Publication Date: 2014-03-05 Application Number: 2008060492 Filing Date: 2008-03-11 Inventor: Niimura, Koji   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/09 Abstract: PROBLEM TO BE SOLVED: To constitute a magnetic sensor in which a reduction in change width of output voltage between mutually adjoining magnetic detection channels is suppressed. SOLUTION: A plurality of magnetoresistive elements 31
2 JP5417968B2
MAGNETOMETRIC SENSOR
Publication/Patent Number: JP5417968B2 Publication Date: 2014-02-19 Application Number: 2009107320 Filing Date: 2009-04-27 Inventor: Ueda, Masaya   Minamitani, Tamotsu   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/09 Abstract: PROBLEM TO BE SOLVED: To provide a magnetometric sensor capable of detecting surely each of a plurality of kinds of magnetic information
3 JP2014006053A
MAGNETIC SENSOR
Publication/Patent Number: JP2014006053A Publication Date: 2014-01-16 Application Number: 2012139671 Filing Date: 2012-06-21 Inventor: Ueda, Masaya   Mori, Daisuke   Nakada, Tomoyuki   Washihira, Masahiko   Aoba, Masatoshi   Assignee: MURATA MFG CO LTD   HAMAMATSU KODEN KK   IPC: G01D5/16 Abstract: PROBLEM TO BE SOLVED: To provide a magnetic sensor capable of suppressing variation on working points.SOLUTION: A magnetic sensor 1 includes a serial circuit 9 configured by serially connecting first and second magneto-resistive elements R1 and R2. A power supply voltage Vcc is applied to the serial circuit 9. The first magneto-resistive element R1 and the second magneto-resistive element R2 are serially connected via an electrode pad 4 for taking out an output voltage Vout. The electrode pad 4 and the first magneto-resistive element R1 are electrically connected to each other via a first wiring pattern 3A. The electrode pad 4 and the second magneto-resistive element R2 are electrically connected to each other by a second wiring pattern 3B. The first wiring pattern 3A and the second wiring pattern 3B are formed separately from each other. PROBLEM TO BE SOLVED: To provide a magnetic sensor capable of suppressing variation on working points.SOLUTION: A magnetic sensor 1 includes a serial circuit 9 configured by serially connecting first and second magneto-resistive elements R1 and R2. A power supply voltage Vcc is ...More ...Less
4 JP5262771B2
MANUFACTURING METHOD OF MAGNETIC SENSOR AND MAGNETIC SENSOR
Publication/Patent Number: JP5262771B2 Publication Date: 2013-08-14 Application Number: 2009021074 Filing Date: 2009-02-02 Inventor: Ueda, Masaya   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/02 Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a magnetic sensor capable of using simpler processes than before and reducing defects in manufacturing. SOLUTION: The magnetic sensor manufacturing method includes steps of installing pin terminals 13 into pin terminal inserting through-holes 160 in a resin case 10 (S101); installing magnetoresistive elements 11 in a recessed element installation part 101 of the resin case 10 and disposing a lead frame 201 with lead terminals 12 arranged at the upper surface side 110 of the resin case 10 (S102 to S103); joining the lead terminals 12 and the pin terminals 13 by thermocompression (S104); cutting off the lead terminals 12 from the lead frame 201 along a cutting groove 120 in the resin case 10 (S105); joining the lead terminals 12 and the magnetoresistive elements 11 by thermocompression (S106); and installing a cover 15 to the resin case 10 (S107). COPYRIGHT: (C)2010 PROBLEM TO BE SOLVED: To provide a manufacturing method of a magnetic sensor capable of using simpler processes than before and reducing defects in manufacturing. SOLUTION: The magnetic sensor manufacturing method includes steps of installing pin terminals 13 into pin terminal ...More ...Less
5 JP2013044641A
MAGNETIC SENSOR
Publication/Patent Number: JP2013044641A Publication Date: 2013-03-04 Application Number: 2011182529 Filing Date: 2011-08-24 Inventor: Ueda, Masaya   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/02 Abstract: PROBLEM TO BE SOLVED: To provide a magnetic sensor that can suppress fluctuation of an operating point and variations in resistance value ratios and in which temperature characteristics are improved.SOLUTION: A magnetic sensor 1 comprises a sensor circuit unit 2. The sensor circuit unit 2 includes a first series circuit 6 where first and third magnetic resistance elements R1 PROBLEM TO BE SOLVED: To provide a magnetic sensor that can suppress fluctuation of an operating point and variations in resistance value ratios and in which temperature characteristics are improved.SOLUTION: A magnetic sensor 1 comprises a sensor circuit unit 2. The sensor ...More ...Less
6 WO2013190950A1
MAGNETIC SENSOR
Publication/Patent Number: WO2013190950A1 Publication Date: 2013-12-27 Application Number: 2013064468 Filing Date: 2013-05-24 Inventor: Ueda, Masaya   Tomoyuki, Nakada   Mori, Daisuke   Washihira, Masahiko   Aoba, Masatoshi   Assignee: Murata Manufacturing Co., Ltd.   IPC: G01R33/09 Abstract: A magnetic sensor (1) composed of a series circuit (9) in which first and second magnetoresistive elements (R1
7 WO2012029375A1
MAGNETIC FLUX DETECTION SENSOR
Publication/Patent Number: WO2012029375A1 Publication Date: 2012-03-08 Application Number: 2011063838 Filing Date: 2011-06-16 Inventor: Amaike, Shinji   Ueda, Masaya   Tamura, Masaya   Nishiwaki, Toshiki   Shibano, Tomio   Washihira, Masahiko   Assignee: Murata Manufacturing Co., Ltd.   AMAIKE SHINJI   UEDA MASAYA   TAMURA MASAYA   NISHIWAKI TOSHIKI   SHIBANO TOMIO   WASHIHIRA MASAHIKO   IPC: G01C9/06 Abstract: An inclination sensor (1) is configured by a casing (2)
8 JP2010175490A
MANUFACTURING METHOD OF MAGNETIC SENSOR AND MAGNETIC SENSOR
Publication/Patent Number: JP2010175490A Publication Date: 2010-08-12 Application Number: 2009021074 Filing Date: 2009-02-02 Inventor: Ueda, Masaya   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/02 Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a magnetic sensor capable of using simpler processes than before and reducing defects in manufacturing. SOLUTION: The magnetic sensor manufacturing method includes steps of installing pin terminals 13 into pin terminal inserting through-holes 160 in a resin case 10 (S101); installing magnetoresistive elements 11 in a recessed element installation part 101 of the resin case 10 and disposing a lead frame 201 with lead terminals 12 arranged at the upper surface side 110 of the resin case 10 (S102 to S103); joining the lead terminals 12 and the pin terminals 13 by thermocompression (S104); cutting off the lead terminals 12 from the lead frame 201 along a cutting groove 120 in the resin case 10 (S105); joining the lead terminals 12 and the magnetoresistive elements 11 by thermocompression (S106); and installing a cover 15 to the resin case 10 (S107). COPYRIGHT: (C)2010 PROBLEM TO BE SOLVED: To provide a manufacturing method of a magnetic sensor capable of using simpler processes than before and reducing defects in manufacturing. SOLUTION: The magnetic sensor manufacturing method includes steps of installing pin terminals 13 into pin terminal ...More ...Less
9 JP2010256199A
MAGNETOMETRIC SENSOR
Publication/Patent Number: JP2010256199A Publication Date: 2010-11-11 Application Number: 2009107320 Filing Date: 2009-04-27 Inventor: Ueda, Masaya   Minamitani, Tamotsu   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/09 Abstract: PROBLEM TO BE SOLVED: To provide a magnetometric sensor capable of detecting surely each of a plurality of kinds of magnetic information
10 JP2009216535A
MAGNETIC SENSOR
Publication/Patent Number: JP2009216535A Publication Date: 2009-09-24 Application Number: 2008060492 Filing Date: 2008-03-11 Inventor: Niimura, Koji   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/09 Abstract: PROBLEM TO BE SOLVED: To constitute a magnetic sensor in which a reduction in change width of output voltage between mutually adjoining magnetic detection channels is suppressed. SOLUTION: A plurality of magnetoresistive elements 31
11 JP2007263951A
MAGNETIC SENSOR
Publication/Patent Number: JP2007263951A Publication Date: 2007-10-11 Application Number: 2007032752 Filing Date: 2007-02-13 Inventor: Nishikawa, Masanaga   Ueda, Masaya   Minamitani, Tamotsu   Washihira, Masahiko   Assignee: MURATA MFG CO LTD   IPC: G01R33/07 Abstract: PROBLEM TO BE SOLVED: To provide a low-profile magnetic sensor