SE328921B - - Google Patents
Info
- Publication number
- SE328921B SE328921B SE04652/64A SE465264A SE328921B SE 328921 B SE328921 B SE 328921B SE 04652/64 A SE04652/64 A SE 04652/64A SE 465264 A SE465264 A SE 465264A SE 328921 B SE328921 B SE 328921B
- Authority
- SE
- Sweden
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
- H02H3/202—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage for dc systems
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/286—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator bistable
- H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Power Sources (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US273632A US3274444A (en) | 1963-04-17 | 1963-04-17 | Signal responsive apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE328921B true SE328921B (de) | 1970-09-28 |
Family
ID=23044770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE04652/64A SE328921B (de) | 1963-04-17 | 1964-04-15 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3274444A (de) |
| JP (1) | JPS4113081B1 (de) |
| AT (1) | AT248742B (de) |
| BE (1) | BE646336A (de) |
| DE (1) | DE1463592A1 (de) |
| FR (1) | FR1396609A (de) |
| GB (1) | GB1056031A (de) |
| NL (1) | NL6404141A (de) |
| SE (1) | SE328921B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3463993A (en) * | 1966-12-27 | 1969-08-26 | Ibm | High speed-high impedance electrical switch |
| US3761901A (en) * | 1972-06-28 | 1973-09-25 | Ncr | Nonvolatile memory cell |
| US3937937A (en) * | 1973-12-26 | 1976-02-10 | Xerox Corporation | Primary power fault detector |
| DE2807814C2 (de) * | 1978-02-23 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Spannungsüberwachungsschaltung |
| US4307455A (en) | 1978-02-27 | 1981-12-22 | Rockwell International Corporation | Power supply for computing means with data protected shut-down |
| US4285050A (en) * | 1979-10-30 | 1981-08-18 | Pitney Bowes Inc. | Electronic postage meter operating voltage variation sensing system |
| US4337524A (en) * | 1980-02-07 | 1982-06-29 | Mostek Corporation | Backup power circuit for biasing bit lines of a static semiconductor memory |
| DE3209704A1 (de) * | 1982-03-12 | 1983-09-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur aufrechterhaltung von speicherinformationen von fluechtigen schreiblesespeichereinrichtungen bei betriebsspannungsausfall |
| DE3209967C2 (de) * | 1982-03-18 | 1986-07-10 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für Fernmeldevermittlungsanlagen, insbesondere Fernsprechvermittlungsanlagen, mit zentralen und peripheren Steuerungen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3077551A (en) * | 1958-12-09 | 1963-02-12 | Harold B Nelson | Transistor resistance monitor |
| US3151256A (en) * | 1961-08-18 | 1964-09-29 | Sperry Rand Corp | Schmitt trigger having negative set and reset voltage levels determined by input clamping networks |
| US3164727A (en) * | 1961-09-21 | 1965-01-05 | Automatic Elect Lab | Error detector for registers |
-
1963
- 1963-04-17 US US273632A patent/US3274444A/en not_active Expired - Lifetime
-
1964
- 1964-03-03 JP JP1195464A patent/JPS4113081B1/ja active Pending
- 1964-04-06 GB GB14047/64A patent/GB1056031A/en not_active Expired
- 1964-04-07 FR FR969989A patent/FR1396609A/fr not_active Expired
- 1964-04-09 BE BE646336D patent/BE646336A/xx unknown
- 1964-04-11 DE DE19641463592 patent/DE1463592A1/de active Pending
- 1964-04-13 AT AT322664A patent/AT248742B/de active
- 1964-04-15 SE SE04652/64A patent/SE328921B/xx unknown
- 1964-04-16 NL NL6404141A patent/NL6404141A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1396609A (fr) | 1965-04-23 |
| NL6404141A (de) | 1964-10-19 |
| BE646336A (de) | 1964-07-31 |
| JPS4113081B1 (de) | 1966-07-23 |
| GB1056031A (en) | 1967-01-25 |
| DE1463592A1 (de) | 1969-02-20 |
| US3274444A (en) | 1966-09-20 |
| AT248742B (de) | 1966-08-10 |