NZ198946A - Switched mode dc to ac converter - Google Patents

Switched mode dc to ac converter

Info

Publication number
NZ198946A
NZ198946A NZ198946A NZ19894681A NZ198946A NZ 198946 A NZ198946 A NZ 198946A NZ 198946 A NZ198946 A NZ 198946A NZ 19894681 A NZ19894681 A NZ 19894681A NZ 198946 A NZ198946 A NZ 198946A
Authority
NZ
New Zealand
Prior art keywords
converter
switched mode
switched
mode
Prior art date
Application number
NZ198946A
Inventor
T L Haulin
Original Assignee
Ericsson Telefon Ab L M
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
Priority claimed from SE8008633A external-priority patent/SE426761B/en
Priority claimed from SE8008988A external-priority patent/SE455978B/en
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NZ198946A publication Critical patent/NZ198946A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Dc-Dc Converters (AREA)
  • Inverter Devices (AREA)
  • Devices For Supply Of Signal Current (AREA)
NZ198946A 1980-12-09 1981-11-11 Switched mode dc to ac converter NZ198946A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8008633A SE426761B (en) 1980-12-09 1980-12-09 Pulse-width modulated voltage converter for converting a DC voltage to a low frequency and preferably sinusoidal AC voltage
SE8008988A SE455978B (en) 1980-12-19 1980-12-19 Pulse-width modulated power amplifier to transform a regulating input signal into a low frequency output signal, depending on a controlling input

Publications (1)

Publication Number Publication Date
NZ198946A true NZ198946A (en) 1985-09-13

Family

ID=26657752

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ198946A NZ198946A (en) 1980-12-09 1981-11-11 Switched mode dc to ac converter

Country Status (7)

Country Link
KR (1) KR870000630B1 (en)
AR (1) AR226938A1 (en)
ES (1) ES8301080A1 (en)
IT (1) IT1139937B (en)
MX (1) MX151069A (en)
NZ (1) NZ198946A (en)
YU (1) YU42449B (en)

Also Published As

Publication number Publication date
YU42449B (en) 1988-08-31
AR226938A1 (en) 1982-08-31
ES507763A0 (en) 1982-11-01
ES8301080A1 (en) 1982-11-01
KR830008561A (en) 1983-12-10
YU288081A (en) 1983-10-31
IT8125493A0 (en) 1981-12-09
MX151069A (en) 1984-09-20
IT1139937B (en) 1986-09-24
KR870000630B1 (en) 1987-03-26

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