DK143678C - SWITCHING CIRCUIT WITH THE EXCLUSION OF NOISE PULSE - Google Patents

SWITCHING CIRCUIT WITH THE EXCLUSION OF NOISE PULSE

Info

Publication number
DK143678C
DK143678C DK168177A DK168177A DK143678C DK 143678 C DK143678 C DK 143678C DK 168177 A DK168177 A DK 168177A DK 168177 A DK168177 A DK 168177A DK 143678 C DK143678 C DK 143678C
Authority
DK
Denmark
Prior art keywords
exclusion
switching circuit
noise pulse
pulse
noise
Prior art date
Application number
DK168177A
Other languages
Danish (da)
Other versions
DK143678B (en
DK168177A (en
Inventor
D Neumann
W Herrmann
Original Assignee
Neumann Elektronik Gmbh
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 Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh
Publication of DK168177A publication Critical patent/DK168177A/en
Publication of DK143678B publication Critical patent/DK143678B/en
Application granted granted Critical
Publication of DK143678C publication Critical patent/DK143678C/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Noise Elimination (AREA)
  • Mechanical Operated Clutches (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
DK168177A 1976-04-28 1977-04-15 SWITCHING CIRCUIT WITH THE EXCLUSION OF NOISE PULSE DK143678C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2618524A DE2618524C3 (en) 1976-04-28 1976-04-28 Circuit arrangement for blanking interference pulses
DE2618524 1976-04-28

Publications (3)

Publication Number Publication Date
DK168177A DK168177A (en) 1977-10-29
DK143678B DK143678B (en) 1981-09-21
DK143678C true DK143678C (en) 1982-04-19

Family

ID=5976440

Family Applications (1)

Application Number Title Priority Date Filing Date
DK168177A DK143678C (en) 1976-04-28 1977-04-15 SWITCHING CIRCUIT WITH THE EXCLUSION OF NOISE PULSE

Country Status (7)

Country Link
AT (1) AT360088B (en)
CH (1) CH614573A5 (en)
DE (1) DE2618524C3 (en)
DK (1) DK143678C (en)
FI (1) FI65521C (en)
NO (1) NO143600C (en)
SE (1) SE415067B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737377C2 (en) * 1977-08-16 1983-12-29 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for suppressing crackling noises during switching processes in amplifier systems
DE2807318A1 (en) * 1978-02-21 1979-08-30 Bosch Gmbh Robert Circuit blocking interference clicks during control resetting - uses comb-shaped sliding switch to generate DC voltage pulses to block output amplifier
DE3006628A1 (en) * 1980-02-22 1981-08-27 Robert Bosch Gmbh, 7000 Stuttgart Suppression circuit for loudspeaker switching transients - uses photo resistor to eliminate switching transients being transmitted as audio effects
FR2566206B1 (en) * 1984-06-18 1990-07-13 Thomson Lgt DEVICE FOR LIMITING THE TRANSMISSION POWER OF RADIO WAVES TRANSMITTERS
DE3930068A1 (en) * 1989-09-09 1991-03-21 Rheydt Kabelwerk Ag Audio information transmission system - has noise suppression stage at loudspeaker end for eliminating switching noise

Also Published As

Publication number Publication date
DK143678B (en) 1981-09-21
DE2618524B2 (en) 1979-12-06
DE2618524C3 (en) 1980-08-14
FI65521B (en) 1984-01-31
SE7704682L (en) 1977-10-29
NO143600B (en) 1980-12-01
DK168177A (en) 1977-10-29
DE2618524A1 (en) 1977-11-10
AT360088B (en) 1980-12-29
CH614573A5 (en) 1979-11-30
FI771012A (en) 1977-10-29
NO771194L (en) 1977-10-31
SE415067B (en) 1980-09-01
FI65521C (en) 1984-05-10
ATA176177A (en) 1980-05-15
NO143600C (en) 1981-03-11

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed