ZA831916B - Signal processing unit - Google Patents
Signal processing unitInfo
- Publication number
- ZA831916B ZA831916B ZA831916A ZA831916A ZA831916B ZA 831916 B ZA831916 B ZA 831916B ZA 831916 A ZA831916 A ZA 831916A ZA 831916 A ZA831916 A ZA 831916A ZA 831916 B ZA831916 B ZA 831916B
- Authority
- ZA
- South Africa
- Prior art keywords
- processing unit
- signal processing
- signal
- unit
- processing
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q9/14—Calling by using pulses
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8210325 | 1982-04-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA831916B true ZA831916B (en) | 1983-11-30 |
Family
ID=10529586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA831916A ZA831916B (en) | 1982-04-07 | 1983-03-18 | Signal processing unit |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0091143A3 (de) |
AU (1) | AU1320183A (de) |
GB (1) | GB2118339A (de) |
IL (1) | IL68325A0 (de) |
ZA (1) | ZA831916B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0632144B2 (ja) * | 1987-04-08 | 1994-04-27 | ニツタン株式会社 | 環境異常警報装置 |
US4980677A (en) * | 1987-11-24 | 1990-12-25 | Nec Corporation | Satellite business communication system capable of monitoring a plurality of aperture terminals through a public communication network |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL280254A (de) * | 1961-06-28 | |||
US3742142A (en) * | 1970-12-28 | 1973-06-26 | Hunter Electronics Inc | Remote meter reader system |
US3821706A (en) * | 1973-03-29 | 1974-06-28 | Interactive Syst Inc | Computer system |
US3962545A (en) * | 1973-10-20 | 1976-06-08 | Ricoh Co., Ltd. | Utility meter reading system using telephone line |
DE2817089B2 (de) * | 1978-04-19 | 1980-12-18 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Gefahrenmeldeanlage |
US4241237A (en) * | 1979-01-26 | 1980-12-23 | Metretek Incorporated | Apparatus and method for remote sensor monitoring, metering and control |
JPS6017157B2 (ja) * | 1981-02-25 | 1985-05-01 | ニツタン株式会社 | 選択作動可能な火災感知器 |
-
1983
- 1983-03-16 EP EP83200361A patent/EP0091143A3/de not_active Withdrawn
- 1983-03-16 GB GB08307275A patent/GB2118339A/en not_active Withdrawn
- 1983-03-18 ZA ZA831916A patent/ZA831916B/xx unknown
- 1983-04-06 AU AU13201/83A patent/AU1320183A/en not_active Abandoned
- 1983-04-07 IL IL68325A patent/IL68325A0/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB2118339A (en) | 1983-10-26 |
EP0091143A3 (de) | 1984-03-28 |
AU1320183A (en) | 1983-10-13 |
IL68325A0 (en) | 1983-07-31 |
EP0091143A2 (de) | 1983-10-12 |
GB8307275D0 (en) | 1983-04-20 |
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