IT1296601B1 - Cellula fotoelettrica ad amplificazione stabilizzata. - Google Patents

Cellula fotoelettrica ad amplificazione stabilizzata.

Info

Publication number
IT1296601B1
IT1296601B1 IT97TO001048A ITTO971048A IT1296601B1 IT 1296601 B1 IT1296601 B1 IT 1296601B1 IT 97TO001048 A IT97TO001048 A IT 97TO001048A IT TO971048 A ITTO971048 A IT TO971048A IT 1296601 B1 IT1296601 B1 IT 1296601B1
Authority
IT
Italy
Prior art keywords
stabilized
photelectric
cell
photelectric cell
stabilized photelectric
Prior art date
Application number
IT97TO001048A
Other languages
English (en)
Inventor
Pierre Charrier
Original Assignee
Schneider Electric Sa
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 Schneider Electric Sa filed Critical Schneider Electric Sa
Publication of ITTO971048A0 publication Critical patent/ITTO971048A0/it
Publication of ITTO971048A1 publication Critical patent/ITTO971048A1/it
Application granted granted Critical
Publication of IT1296601B1 publication Critical patent/IT1296601B1/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/16—Modifications for eliminating interference voltages or currents
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Optical Communication System (AREA)
  • Electronic Switches (AREA)
  • Light Receiving Elements (AREA)
  • Amplifiers (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IT97TO001048A 1996-12-03 1997-12-02 Cellula fotoelettrica ad amplificazione stabilizzata. IT1296601B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9614914A FR2756682B1 (fr) 1996-12-03 1996-12-03 Cellule photoelectrique a amplification stabilisee

Publications (3)

Publication Number Publication Date
ITTO971048A0 ITTO971048A0 (it) 1997-12-02
ITTO971048A1 ITTO971048A1 (it) 1999-06-02
IT1296601B1 true IT1296601B1 (it) 1999-07-14

Family

ID=9498351

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO001048A IT1296601B1 (it) 1996-12-03 1997-12-02 Cellula fotoelettrica ad amplificazione stabilizzata.

Country Status (6)

Country Link
US (1) US5994689A (it)
JP (1) JP4046820B2 (it)
CH (1) CH692164A5 (it)
DE (1) DE19753472B4 (it)
FR (1) FR2756682B1 (it)
IT (1) IT1296601B1 (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48101243U (it) * 1972-03-01 1973-11-28
JPS494838A (it) * 1972-05-02 1974-01-17
JPS5334840B2 (it) * 1974-01-31 1978-09-22
DE59812595D1 (de) 1997-12-11 2005-03-31 Sel Alcatel Ag Optischer Empfänger für den empfang von digital übertragenen Daten
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US7515896B1 (en) 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7295826B1 (en) 1998-10-21 2007-11-13 Parkervision, Inc. Integrated frequency translation and selectivity with gain control functionality, and applications thereof
US7027786B1 (en) * 1998-10-21 2006-04-11 Parkervision, Inc. Carrier and clock recovery using universal frequency translation
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6873836B1 (en) 1999-03-03 2005-03-29 Parkervision, Inc. Universal platform module and methods and apparatuses relating thereto enabled by universal frequency translation technology
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7110435B1 (en) 1999-03-15 2006-09-19 Parkervision, Inc. Spread spectrum applications of universal frequency translation
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US6069377A (en) * 1999-05-13 2000-05-30 Eastman Kodak Company Image sensor incorporating saturation time measurement to increase dynamic range
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
US7072390B1 (en) 1999-08-04 2006-07-04 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
US7054296B1 (en) 1999-08-04 2006-05-30 Parkervision, Inc. Wireless local area network (WLAN) technology and applications including techniques of universal frequency translation
US7082171B1 (en) 1999-11-24 2006-07-25 Parkervision, Inc. Phase shifting applications of universal frequency translation
US7292835B2 (en) 2000-01-28 2007-11-06 Parkervision, Inc. Wireless and wired cable modem applications of universal frequency translation technology
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7554508B2 (en) 2000-06-09 2009-06-30 Parker Vision, Inc. Phased array antenna applications on universal frequency translation
US7010559B2 (en) 2000-11-14 2006-03-07 Parkervision, Inc. Method and apparatus for a parallel correlator and applications thereof
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7085335B2 (en) * 2001-11-09 2006-08-01 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
JP4166466B2 (ja) * 2001-12-19 2008-10-15 ソニー株式会社 無線通信システム及び無線通信方法、無線通信装置及びその制御方法、並びにコンピュータ・プログラム
US6975848B2 (en) 2002-06-04 2005-12-13 Parkervision, Inc. Method and apparatus for DC offset removal in a radio frequency communication channel
US7321640B2 (en) 2002-06-07 2008-01-22 Parkervision, Inc. Active polyphase inverter filter for quadrature signal generation
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
US20050177131A1 (en) * 2004-02-09 2005-08-11 Lentz David J. Catheter articulation segment with alternating cuts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3739177A (en) * 1970-12-15 1973-06-12 North American Mfg Co Light sensitive control
JP2558459B2 (ja) * 1987-04-15 1996-11-27 アルプス電気株式会社 光電検出回路
US4861978A (en) * 1987-11-25 1989-08-29 Anderson Thor W Automatic gain setting circuit
JPH05136678A (ja) * 1991-11-11 1993-06-01 Yamatake Honeywell Co Ltd 光電スイツチ

Also Published As

Publication number Publication date
DE19753472A1 (de) 1998-06-04
ITTO971048A0 (it) 1997-12-02
FR2756682B1 (fr) 1999-05-14
FR2756682A1 (fr) 1998-06-05
JP4046820B2 (ja) 2008-02-13
JPH114197A (ja) 1999-01-06
US5994689A (en) 1999-11-30
ITTO971048A1 (it) 1999-06-02
DE19753472B4 (de) 2007-01-11
CH692164A5 (fr) 2002-02-28

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Legal Events

Date Code Title Description
0001 Granted