DK313374A - - Google Patents
Info
- Publication number
- DK313374A DK313374A DK313374A DK313374A DK313374A DK 313374 A DK313374 A DK 313374A DK 313374 A DK313374 A DK 313374A DK 313374 A DK313374 A DK 313374A DK 313374 A DK313374 A DK 313374A
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/022—Selective call receivers
- H04W88/025—Selective call decoders
- H04W88/027—Selective call decoders using frequency address codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
- H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
- H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK313374A DK136090B (da) | 1974-06-12 | 1974-06-12 | Kommunikationsanlæg med en sekvenstonemodtager for selektivt opkald. |
| DE19752525193 DE2525193A1 (de) | 1974-06-12 | 1975-06-06 | Kommunikationsanlage mit einem sequenzempfaenger fuer selektiven anruf |
| GB2523675A GB1461022A (en) | 1974-06-12 | 1975-06-12 | Communication system including a tone sequential receiver for a selective call |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK313374A DK136090B (da) | 1974-06-12 | 1974-06-12 | Kommunikationsanlæg med en sekvenstonemodtager for selektivt opkald. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK313374A true DK313374A (en:Method) | 1975-12-13 |
| DK136090B DK136090B (da) | 1977-08-08 |
| DK136090C DK136090C (en:Method) | 1978-01-09 |
Family
ID=8119476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK313374A DK136090B (da) | 1974-06-12 | 1974-06-12 | Kommunikationsanlæg med en sekvenstonemodtager for selektivt opkald. |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2525193A1 (en:Method) |
| DK (1) | DK136090B (en:Method) |
| GB (1) | GB1461022A (en:Method) |
-
1974
- 1974-06-12 DK DK313374A patent/DK136090B/da unknown
-
1975
- 1975-06-06 DE DE19752525193 patent/DE2525193A1/de not_active Withdrawn
- 1975-06-12 GB GB2523675A patent/GB1461022A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK136090C (en:Method) | 1978-01-09 |
| GB1461022A (en) | 1977-01-13 |
| DK136090B (da) | 1977-08-08 |
| DE2525193A1 (de) | 1976-01-02 |