IT964460B - Procedimento ed apparecchio per mantenere la tensione su un condensatore - Google Patents

Procedimento ed apparecchio per mantenere la tensione su un condensatore

Info

Publication number
IT964460B
IT964460B IT69145/72A IT6914572A IT964460B IT 964460 B IT964460 B IT 964460B IT 69145/72 A IT69145/72 A IT 69145/72A IT 6914572 A IT6914572 A IT 6914572A IT 964460 B IT964460 B IT 964460B
Authority
IT
Italy
Prior art keywords
condenser
procedure
keeping voltage
keeping
voltage
Prior art date
Application number
IT69145/72A
Other languages
English (en)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of IT964460B publication Critical patent/IT964460B/it

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C27/00Electric analogue stores, e.g. for storing instantaneous values
    • G11C27/02Sample-and-hold arrangements
    • G11C27/024Sample-and-hold arrangements using a capacitive memory element
    • G11C27/026Sample-and-hold arrangements using a capacitive memory element associated with an amplifier
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B1/00Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
    • G05B1/01Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
    • G05B1/02Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/401Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells
    • G11C11/403Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C11/00Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/56Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
    • G11C11/565Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using capacitive charge storage elements
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C7/00Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/06Sense amplifiers; Associated circuits, e.g. timing or triggering circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Epoxy Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Amplifiers (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Safety Devices In Control Systems (AREA)
IT69145/72A 1971-07-06 1972-07-04 Procedimento ed apparecchio per mantenere la tensione su un condensatore IT964460B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7109293A NL7109293A (it) 1971-07-06 1971-07-06

Publications (1)

Publication Number Publication Date
IT964460B true IT964460B (it) 1974-01-21

Family

ID=19813561

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69145/72A IT964460B (it) 1971-07-06 1972-07-04 Procedimento ed apparecchio per mantenere la tensione su un condensatore

Country Status (11)

Country Link
US (1) US3778725A (it)
JP (1) JP4817074B1 (it)
BE (1) BE785464A (it)
CA (1) CA965144A (it)
DE (1) DE2232812A1 (it)
FR (1) FR2144754B1 (it)
GB (1) GB1399912A (it)
IT (1) IT964460B (it)
NL (1) NL7109293A (it)
SE (1) SE388295B (it)
SU (1) SU572228A3 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027152A (en) * 1975-11-28 1977-05-31 Hewlett-Packard Company Apparatus and method for transmitting binary-coded information
JPH067647B2 (ja) * 1984-07-27 1994-01-26 株式会社日立製作所 パルス発生回路
JP2788684B2 (ja) * 1991-09-12 1998-08-20 シャープ株式会社 サンプルホールド回路
US6445233B1 (en) * 1999-12-30 2002-09-03 The Engineering Consortium, Inc. Multiple time constant rectifier apparatus and method
US9997254B2 (en) 2016-07-13 2018-06-12 Nxp Usa, Inc. Sample-and-hold circuit
US9984763B1 (en) * 2016-11-30 2018-05-29 Nxp Usa, Inc. Sample and hold circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390381A (en) * 1960-05-19 1968-06-25 Vogue Instr Corp Capacitor sample and hold circuit employing singal comparison and regeneration

Also Published As

Publication number Publication date
GB1399912A (en) 1975-07-02
FR2144754A1 (it) 1973-02-16
DE2232812A1 (de) 1973-01-25
SE388295B (sv) 1976-09-27
JPS4926215A (it) 1974-03-08
JP4817074B1 (it) 1973-03-03
US3778725A (en) 1973-12-11
NL7109293A (it) 1973-01-09
FR2144754B1 (it) 1976-08-20
SU572228A3 (ru) 1977-09-05
BE785464A (nl) 1972-12-27
CA965144A (en) 1975-03-25

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