Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
  • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
  • G06F7/491—Computations with decimal numbers radix 12 or 20.
  • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
  • G06F7/4981—Adding; Subtracting
• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11C—STATIC STORES
  • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
  • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
  • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
  • G11C11/39—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using thyristors or the avalanche or negative resistance type, e.g. PNPN, SCR, SCS, UJT
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
  • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
  • H03K23/002—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using semiconductor devices
• • 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
  • H03K3/35—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
  • H03K3/351—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region the devices being unijunction transistors
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10B—ELECTRONIC MEMORY DEVICES
  • H10B99/00—Subject matter not provided for in other groups of this subclass
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
  • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
  • G06F2207/48—Indexing scheme relating to groups G06F7/48 - G06F7/575
  • G06F2207/4802—Special implementations
  • G06F2207/4828—Negative resistance devices, e.g. tunnel diodes, gunn effect devices

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Computer Hardware Design (AREA)
• Computing Systems (AREA)
• Power Engineering (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Theoretical Computer Science (AREA)
• Pure & Applied Mathematics (AREA)
• General Engineering & Computer Science (AREA)
• Mathematical Optimization (AREA)
• Ceramic Engineering (AREA)
• Condensed Matter Physics & Semiconductors (AREA)
• Mathematical Analysis (AREA)
• Computational Mathematics (AREA)
• Thyristors (AREA)
• Electrostatic Separation (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7486311

Family Applications (1)

Country Status (7)

Cited By (1)

Families Citing this family (4)

Family Cites Families (13)

• 0
  • BE BE537839D patent/BE537839A/xx unknown
  • NL NL213944D patent/NL213944A/xx unknown
• 1956
  • 1956-01-23 DE DES47179A patent/DE1042763B/de active Pending
• 1957
  • 1957-01-17 CH CH355527D patent/CH355527A/de unknown
  • 1957-01-22 US US635543A patent/US3114050A/en not_active Expired - Lifetime
  • 1957-01-23 GB GB2508/57A patent/GB854908A/en not_active Expired
  • 1957-01-23 FR FR1164997D patent/FR1164997A/fr not_active Expired

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