FI771529A7 - - Google Patents

Info

Publication number
FI771529A7
FI771529A7 FI771529A FI771529A FI771529A7 FI 771529 A7 FI771529 A7 FI 771529A7 FI 771529 A FI771529 A FI 771529A FI 771529 A FI771529 A FI 771529A FI 771529 A7 FI771529 A7 FI 771529A7
Authority
FI
Finland
Application number
FI771529A
Other languages
Finnish (fi)
Other versions
FI65516B (fi
FI65516C (fi
Inventor
Robert Morgan Rast
Charles Martin Wine
John Goodchilde Nori Henderson
Original Assignee
Rca Corp
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 US05/688,521 external-priority patent/US4031549A/en
Priority claimed from US05/688,588 external-priority patent/US4109283A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of FI771529A7 publication Critical patent/FI771529A7/fi
Publication of FI65516B publication Critical patent/FI65516B/fi
Application granted granted Critical
Publication of FI65516C publication Critical patent/FI65516C/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Superheterodyne Receivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Television Receiver Circuits (AREA)
FI771529A 1976-05-21 1977-05-13 Anordning foer avstaemning av en mottagare till en vald kanal FI65516C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/688,521 US4031549A (en) 1976-05-21 1976-05-21 Television tuning system with provisions for receiving RF carrier at nonstandard frequency
US68852176 1976-05-21
US68858876 1976-05-21
US05/688,588 US4109283A (en) 1976-05-21 1976-05-21 Frequency counter for a television tuning system

Publications (3)

Publication Number Publication Date
FI771529A7 true FI771529A7 (enrdf_load_stackoverflow) 1977-11-22
FI65516B FI65516B (fi) 1984-01-31
FI65516C FI65516C (fi) 1984-05-10

Family

ID=27104242

Family Applications (1)

Application Number Title Priority Date Filing Date
FI771529A FI65516C (fi) 1976-05-21 1977-05-13 Anordning foer avstaemning av en mottagare till en vald kanal

Country Status (10)

Country Link
JP (1) JPS5928297B2 (enrdf_load_stackoverflow)
AT (1) AT381819B (enrdf_load_stackoverflow)
AU (1) AU514310B2 (enrdf_load_stackoverflow)
DE (1) DE2722659C2 (enrdf_load_stackoverflow)
FI (1) FI65516C (enrdf_load_stackoverflow)
FR (1) FR2361789A1 (enrdf_load_stackoverflow)
GB (1) GB1581933A (enrdf_load_stackoverflow)
HK (1) HK33386A (enrdf_load_stackoverflow)
IT (1) IT1111661B (enrdf_load_stackoverflow)
SE (1) SE415720B (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917254A (enrdf_load_stackoverflow) * 1972-06-05 1974-02-15
US3949158A (en) * 1974-12-31 1976-04-06 Quasar Electronics Corporation Wide band aft circuit for television receiver
IT1073074B (it) * 1975-11-14 1985-04-13 Rca Corp Sintetizzatore di frequenze televisive,per portanti di frequenza non standardizzata
US4078212A (en) * 1976-02-27 1978-03-07 Rca Corporation Dual mode frequency synthesizer for a television tuning apparatus

Also Published As

Publication number Publication date
DE2722659C2 (de) 1985-05-30
DE2722659A1 (de) 1977-11-24
FR2361789A1 (fr) 1978-03-10
FR2361789B1 (enrdf_load_stackoverflow) 1982-11-19
FI65516B (fi) 1984-01-31
GB1581933A (en) 1980-12-31
JPS5310920A (en) 1978-01-31
AT381819B (de) 1986-12-10
FI65516C (fi) 1984-05-10
HK33386A (en) 1986-05-23
IT1111661B (it) 1986-01-13
SE7705644L (sv) 1977-11-22
JPS5928297B2 (ja) 1984-07-12
SE415720B (sv) 1980-10-20
AU2476177A (en) 1978-11-09
ATA364577A (de) 1986-04-15
AU514310B2 (en) 1981-02-05

Similar Documents

Publication Publication Date Title
CH630216GA3 (enrdf_load_stackoverflow)
CS188586B1 (enrdf_load_stackoverflow)
CS176997B1 (enrdf_load_stackoverflow)
FI771529A7 (enrdf_load_stackoverflow)
BG23385A1 (enrdf_load_stackoverflow)
BG23433A1 (enrdf_load_stackoverflow)
BG23450A1 (enrdf_load_stackoverflow)
BG23497A1 (enrdf_load_stackoverflow)
BG26093A1 (enrdf_load_stackoverflow)
BG26127A1 (enrdf_load_stackoverflow)
BG26237A1 (enrdf_load_stackoverflow)
CH593424A5 (enrdf_load_stackoverflow)
CH593560A5 (enrdf_load_stackoverflow)
CH593650A5 (enrdf_load_stackoverflow)
CH594785A5 (enrdf_load_stackoverflow)
CH594976A5 (enrdf_load_stackoverflow)
CH596538A5 (enrdf_load_stackoverflow)
CH597839A5 (enrdf_load_stackoverflow)
CH597972A5 (enrdf_load_stackoverflow)
CH599978A5 (enrdf_load_stackoverflow)
CH600089A5 (enrdf_load_stackoverflow)
CH600461A5 (enrdf_load_stackoverflow)
CH600512A5 (enrdf_load_stackoverflow)
CH600893A5 (enrdf_load_stackoverflow)
CH600995A5 (enrdf_load_stackoverflow)

Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: RCA LICENSING CORPORATION