GB1397828A - Current generator - Google Patents

Current generator

Info

Publication number
GB1397828A
GB1397828A GB5111472A GB5111472A GB1397828A GB 1397828 A GB1397828 A GB 1397828A GB 5111472 A GB5111472 A GB 5111472A GB 5111472 A GB5111472 A GB 5111472A GB 1397828 A GB1397828 A GB 1397828A
Authority
GB
United Kingdom
Prior art keywords
diodes
current
transistor
current flows
resistor
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
Application number
GB5111472A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1397828A publication Critical patent/GB1397828A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is DC
    • G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/22—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Electronic Switches (AREA)
  • Amplifiers (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Control Of Electrical Variables (AREA)
GB5111472A 1971-12-21 1972-11-06 Current generator Expired GB1397828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7147851A FR2164545B1 (enrdf_load_stackoverflow) 1971-12-21 1971-12-21

Publications (1)

Publication Number Publication Date
GB1397828A true GB1397828A (en) 1975-06-18

Family

ID=9088520

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5111472A Expired GB1397828A (en) 1971-12-21 1972-11-06 Current generator

Country Status (6)

Country Link
US (1) US3825776A (enrdf_load_stackoverflow)
JP (1) JPS531033B2 (enrdf_load_stackoverflow)
DE (1) DE2262565C2 (enrdf_load_stackoverflow)
FR (1) FR2164545B1 (enrdf_load_stackoverflow)
GB (1) GB1397828A (enrdf_load_stackoverflow)
IT (1) IT969829B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470056A (en) * 1981-12-29 1984-09-04 International Business Machines Corporation Controlling a multi-wire printhead

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126488A (en) * 1964-03-24 Current
NL136972C (enrdf_load_stackoverflow) * 1961-08-04 1900-01-01
US3231753A (en) * 1960-09-26 1966-01-25 Burroughs Corp Core memory drive circuit
US3205377A (en) * 1963-07-10 1965-09-07 Jr Lawrence A Nix Raster linearity correction generator
GB1081676A (en) * 1964-02-10 1967-08-31 Mullard Ltd Improvements in or relating to time-bases
US3480923A (en) * 1965-12-06 1969-11-25 Ibm Memory driving circuit
US3435256A (en) * 1966-01-17 1969-03-25 Bell Telephone Labor Inc Alternating polarity current driver using cascaded active switching elements
FR2063496A5 (enrdf_load_stackoverflow) * 1969-10-14 1971-07-09 Ibm France
US3629691A (en) * 1970-07-13 1971-12-21 Rca Corp Current source
US3683270A (en) * 1971-02-22 1972-08-08 Signetics Corp Integrated circuit bilateral current source
US3708695A (en) * 1971-10-19 1973-01-02 Singer Co High speed switch with complementary outputs

Also Published As

Publication number Publication date
IT969829B (it) 1974-04-10
US3825776A (en) 1974-07-23
FR2164545B1 (enrdf_load_stackoverflow) 1974-06-07
DE2262565A1 (de) 1973-06-28
DE2262565C2 (de) 1983-03-31
FR2164545A1 (enrdf_load_stackoverflow) 1973-08-03
JPS531033B2 (enrdf_load_stackoverflow) 1978-01-13
JPS4871559A (enrdf_load_stackoverflow) 1973-09-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee