BR8000494A - Gerador de frequencias - Google Patents
Gerador de frequenciasInfo
- Publication number
- BR8000494A BR8000494A BR8000494A BR8000494A BR8000494A BR 8000494 A BR8000494 A BR 8000494A BR 8000494 A BR8000494 A BR 8000494A BR 8000494 A BR8000494 A BR 8000494A BR 8000494 A BR8000494 A BR 8000494A
- Authority
- BR
- Brazil
- Prior art keywords
- frequency generator
- generator
- frequency
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/02—Digital function generators
- G06F1/03—Digital function generators working, at least partly, by table look-up
- G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/30—Devices which can set up and transmit only one digit at a time
- H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
- H04M1/505—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies signals generated in digital form
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Transmitters (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7902027A FR2447647A1 (fr) | 1979-01-26 | 1979-01-26 | Generateur de frequences |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8000494A true BR8000494A (pt) | 1980-10-21 |
Family
ID=9221245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8000494A BR8000494A (pt) | 1979-01-26 | 1980-01-25 | Gerador de frequencias |
Country Status (2)
| Country | Link |
|---|---|
| BR (1) | BR8000494A (zh) |
| FR (1) | FR2447647A1 (zh) |
-
1979
- 1979-01-26 FR FR7902027A patent/FR2447647A1/fr active Granted
-
1980
- 1980-01-25 BR BR8000494A patent/BR8000494A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2447647A1 (fr) | 1980-08-22 |
| FR2447647B3 (zh) | 1981-10-16 |
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