DE3789136T2 - Optischer Messfühlerkopf vom Wellenleitertyp. - Google Patents

Optischer Messfühlerkopf vom Wellenleitertyp.

Info

Publication number
DE3789136T2
DE3789136T2 DE3789136T DE3789136T DE3789136T2 DE 3789136 T2 DE3789136 T2 DE 3789136T2 DE 3789136 T DE3789136 T DE 3789136T DE 3789136 T DE3789136 T DE 3789136T DE 3789136 T2 DE3789136 T2 DE 3789136T2
Authority
DE
Germany
Prior art keywords
optical sensor
sensor head
waveguide type
waveguide
type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE3789136T
Other languages
English (en)
Other versions
DE3789136D1 (de
Inventor
Osamu Yamamoto
Hiroshi Hayashi
Nobuyuki Miyauchi
Shigeki Maei
Hidenori Kawanishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sharp Corp
Original Assignee
Sharp Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of DE3789136D1 publication Critical patent/DE3789136D1/de
Application granted granted Critical
Publication of DE3789136T2 publication Critical patent/DE3789136T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/14—External cavity lasers
    • H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/243—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using means for applying force perpendicular to the fibre axis
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • G11B7/124—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
    • H01L2224/45001—Core members of the connector
    • H01L2224/45099—Material
    • H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
    • H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
    • H01L2224/45144—Gold (Au) as principal constituent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/484—Connecting portions
    • H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/0225—Out-coupling of light
    • H01S5/02255—Out-coupling of light using beam deflecting elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/023—Mount members, e.g. sub-mount members
    • H01S5/02325—Mechanically integrated components on mount members or optical micro-benches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/0687—Stabilising the frequency of the laser

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Optical Head (AREA)
  • Optical Integrated Circuits (AREA)
  • Semiconductor Lasers (AREA)
DE3789136T 1986-11-05 1987-11-05 Optischer Messfühlerkopf vom Wellenleitertyp. Expired - Lifetime DE3789136T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61264308A JP2572050B2 (ja) 1986-11-05 1986-11-05 導波路型光ヘツド

Publications (2)

Publication Number Publication Date
DE3789136D1 DE3789136D1 (de) 1994-03-31
DE3789136T2 true DE3789136T2 (de) 1994-05-26

Family

ID=17401373

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3789136T Expired - Lifetime DE3789136T2 (de) 1986-11-05 1987-11-05 Optischer Messfühlerkopf vom Wellenleitertyp.

Country Status (4)

Country Link
US (1) US4911512A (de)
EP (1) EP0267036B1 (de)
JP (1) JP2572050B2 (de)
DE (1) DE3789136T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2671317B2 (ja) * 1987-09-28 1997-10-29 日本電気株式会社 半導体レーザ
JPH01118105A (ja) * 1987-10-30 1989-05-10 Brother Ind Ltd 薄膜光機能素子
FR2637079B1 (fr) * 1988-09-23 1990-11-23 Rd Ctre Suisse Electro Microte Capteur de force a guide d'ondes optique integre dans un substrat
JPH02271586A (ja) * 1989-04-12 1990-11-06 Mitsubishi Electric Corp 半導体レーザ装置
JPH03124674U (de) * 1990-02-26 1991-12-17
US5157746A (en) * 1990-06-08 1992-10-20 Brother Kogyo Kabushiki Kaisha Optical waveguide array including two-dimensional lens and its manufacturing method
EP0463504A3 (en) * 1990-06-25 1992-08-19 Siemens Aktiengesellschaft Optical duplexer for bidirectional optical communication
JPH04152725A (ja) * 1990-10-17 1992-05-26 Hitachi Ltd マスタークロック分配方法およびそれを用いた装置
JP3131994B2 (ja) * 1990-11-07 2001-02-05 パイオニア株式会社 記録情報読取装置
US6181673B1 (en) * 1996-07-30 2001-01-30 Read-Rite Corporation Slider design
US6075673A (en) * 1997-05-05 2000-06-13 Read-Rite Corporation Composite slider design
GB2325334B (en) * 1998-07-10 1999-04-14 Bookham Technology Ltd External cavity laser
US8418353B1 (en) * 2009-12-23 2013-04-16 Western Digital (Fremont), Llc Method for providing a plurality of energy assisted magnetic recording EAMR heads
CA2999682C (en) * 2015-09-29 2020-07-14 Nippon Telegraph And Telephone Corporation Semiconductor laser device
CN109883586B (zh) * 2019-02-26 2021-05-11 山东大学 一种基于偏振干涉的铌酸锂晶体压力传感器及其应用

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4156206A (en) * 1976-12-30 1979-05-22 International Business Machines Corporation Grating coupled waveguide laser apparatus
JPS6043680B2 (ja) * 1979-09-21 1985-09-30 日本電信電話株式会社 温度安定化レ−ザ装置
JPS58111391A (ja) * 1981-12-25 1983-07-02 Hitachi Ltd 半導体レ−ザ装置
DE3231492A1 (de) * 1982-08-25 1984-03-01 ANT Nachrichtentechnik GmbH, 7150 Backnang Integrierte mikro-optische vorrichtung
US4468084A (en) * 1982-11-22 1984-08-28 Honeywell Inc. Integrated optical time integrating correlator
JPS59143109A (ja) * 1983-02-04 1984-08-16 Sumitomo Electric Ind Ltd 光集積回路
JPS6059547A (ja) * 1983-09-12 1985-04-05 Nippon Telegr & Teleph Corp <Ntt> 光学ヘツド
US4529876A (en) * 1983-12-27 1985-07-16 Walker Clifford G Integrated optics transducer
JPS60195985A (ja) * 1984-03-16 1985-10-04 Anritsu Corp 光電変換器
JPS60202553A (ja) * 1984-03-27 1985-10-14 Nec Corp 導波路型光ヘツド
CA1255382A (en) * 1984-08-10 1989-06-06 Masao Kawachi Hybrid optical integrated circuit with alignment guides
EP0174008B1 (de) * 1984-09-03 1992-05-20 Omron Tateisi Electronics Co. Vorrichtung zur Verarbeitung optischer Daten
US4718052A (en) * 1984-10-01 1988-01-05 Mitsubishi Denki Kabushiki Kaisha Head assembly for optical disc
FR2574566B1 (fr) * 1984-12-11 1987-01-16 Thomson Csf Diodes emettrices/receptrices de lumiere et elements de transmission optiques non reciproques integres, et leur procede de fabrication
JPH0630163B2 (ja) * 1985-04-18 1994-04-20 三菱電機株式会社 光情報処理装置
JPS61290787A (ja) * 1985-06-18 1986-12-20 Sharp Corp 半導体レ−ザ装置
JPS6273437A (ja) * 1985-09-26 1987-04-04 Mitsubishi Electric Corp 光学式ヘツド装置
EP0226868B1 (de) * 1985-12-10 1992-11-25 Siemens Aktiengesellschaft Integriert-optischer Multiplex-Demultiplex-Modul für die optische Nachrichtenübertragung

Also Published As

Publication number Publication date
DE3789136D1 (de) 1994-03-31
EP0267036A3 (en) 1989-07-26
US4911512A (en) 1990-03-27
JPS63117337A (ja) 1988-05-21
EP0267036A2 (de) 1988-05-11
EP0267036B1 (de) 1994-02-23
JP2572050B2 (ja) 1997-01-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition