Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J1/00—Frequency-division multiplex systems
  • H04J1/02—Details
  • H04J1/16—Monitoring arrangements
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/30—Modifications for providing a predetermined threshold before switching
• • 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
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04B—TRANSMISSION
  • H04B3/00—Line transmission systems
  • H04B3/02—Details
  • H04B3/04—Control of transmission; Equalising
  • H04B3/06—Control of transmission; Equalising by the transmitted signal
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04B—TRANSMISSION
  • H04B3/00—Line transmission systems
  • H04B3/02—Details
  • H04B3/04—Control of transmission; Equalising
  • H04B3/10—Control of transmission; Equalising by pilot signal

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Power Engineering (AREA)
• Measurement Of Current Or Voltage (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19752285

Family Applications (1)

Country Status (5)

Families Citing this family (10)

Family Cites Families (5)

• 0
  • NL NL250589D patent/NL250589A/xx unknown
  • NL NL113389D patent/NL113389C/xx active
• 1961
  • 1961-03-22 US US97520A patent/US3159772A/en not_active Expired - Lifetime
  • 1961-04-10 DE DEN19865A patent/DE1130922B/de active Pending
  • 1961-04-10 CH CH429061A patent/CH387705A/de unknown
  • 1961-04-11 GB GB13015/61A patent/GB940086A/en not_active Expired

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