BE734556A - - Google Patents
Info
- Publication number
- BE734556A BE734556A BE734556DA BE734556A BE 734556 A BE734556 A BE 734556A BE 734556D A BE734556D A BE 734556DA BE 734556 A BE734556 A BE 734556A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/80—Generating trains of sinusoidal oscillations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/14—Arrangements providing for calling or supervisory signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/12—Modulator circuits; Transmitter circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681762235 DE1300584B (de) | 1968-05-03 | 1968-05-03 | Schaltungsanordnung zum Erzeugen einer Traegerschwingung, die durch ein Datensignal getastet wird |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE734556A true BE734556A (xx) | 1969-12-15 |
Family
ID=5696935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE734556D BE734556A (xx) | 1968-05-03 | 1969-06-13 |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT306796B (xx) |
| BE (1) | BE734556A (xx) |
| CH (1) | CH489158A (xx) |
| DE (1) | DE1300584B (xx) |
| FR (1) | FR2050771A5 (xx) |
| GB (1) | GB1259795A (xx) |
| LU (1) | LU58766A1 (xx) |
| NL (1) | NL161948C (xx) |
| SE (1) | SE345776B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4597068A (en) * | 1983-04-21 | 1986-06-24 | At&T Bell Laboratories | Acoustic ranging system |
-
1968
- 1968-05-03 DE DE19681762235 patent/DE1300584B/de not_active Withdrawn
-
1969
- 1969-04-23 NL NL6906291A patent/NL161948C/xx active
- 1969-04-30 CH CH658569A patent/CH489158A/de not_active IP Right Cessation
- 1969-05-02 GB GB2246469A patent/GB1259795A/en not_active Expired
- 1969-05-02 SE SE624969A patent/SE345776B/xx unknown
- 1969-05-02 AT AT424969A patent/AT306796B/de not_active IP Right Cessation
- 1969-06-02 LU LU58766D patent/LU58766A1/xx unknown
- 1969-06-13 BE BE734556D patent/BE734556A/xx unknown
- 1969-06-24 FR FR6921154A patent/FR2050771A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2050771A5 (xx) | 1971-04-02 |
| NL161948B (nl) | 1979-10-15 |
| NL6906291A (xx) | 1969-11-05 |
| NL161948C (nl) | 1980-03-17 |
| GB1259795A (en) | 1972-01-12 |
| SE345776B (xx) | 1972-06-05 |
| LU58766A1 (xx) | 1969-10-28 |
| AT306796B (de) | 1973-04-25 |
| DE1300584B (de) | 1969-08-07 |
| CH489158A (de) | 1970-04-15 |