DK107298C - Kobling til detektering af signaler. - Google Patents
Kobling til detektering af signaler.Info
- Publication number
- DK107298C DK107298C DK180760A DK180760A DK107298C DK 107298 C DK107298 C DK 107298C DK 180760 A DK180760 A DK 180760A DK 180760 A DK180760 A DK 180760A DK 107298 C DK107298 C DK 107298C
- Authority
- DK
- Denmark
- Prior art keywords
- coupling
- signal detection
- detection
- signal
- Prior art date
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
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C15/00—Arrangements characterised by the use of multiplexing for the transmission of a plurality of signals over a common path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
-
- 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
- H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
- H04Q1/4465—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency the same frequency being used for all signalling information, e.g. A.C. nr.9 system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
- Radar Systems Or Details Thereof (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEN16750A DE1090273B (de) | 1959-05-09 | 1959-05-09 | Schaltungsanordnung zur Auswertung von Signalen verschiedener Frequenzen in Fernmeldeanlagen |
Publications (1)
Publication Number | Publication Date |
---|---|
DK107298C true DK107298C (da) | 1967-05-16 |
Family
ID=7340268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK180760A DK107298C (da) | 1959-05-09 | 1960-05-06 | Kobling til detektering af signaler. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1090273B (da) |
DK (1) | DK107298C (da) |
GB (1) | GB953059A (da) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL162796B (nl) * | 1950-07-21 | Draka Kabel Bv | Waterdicht stopcontact. | |
DE899373C (de) * | 1952-04-22 | 1953-12-10 | Telefonbau & Normalzeit Gmbh | Schaltungsanordnung zur Forttschaltung von den Teilnehmerleitungen zugeordneten Gebuehrenanzeigern |
BE565636A (da) * | 1957-03-14 |
-
1959
- 1959-05-09 DE DEN16750A patent/DE1090273B/de active Pending
-
1960
- 1960-05-06 DK DK180760A patent/DK107298C/da active
- 1960-05-06 GB GB1612560A patent/GB953059A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB953059A (en) | 1964-03-25 |
DE1090273B (de) | 1960-10-06 |
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