JPS4834644A - - Google Patents
Info
- Publication number
- JPS4834644A JPS4834644A JP47088581A JP8858172A JPS4834644A JP S4834644 A JPS4834644 A JP S4834644A JP 47088581 A JP47088581 A JP 47088581A JP 8858172 A JP8858172 A JP 8858172A JP S4834644 A JPS4834644 A JP S4834644A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/403—Bus networks with centralised control, e.g. polling
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Selective Calling Equipment (AREA)
- Control By Computers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2144343 | 1971-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4834644A true JPS4834644A (en) | 1973-05-21 |
Family
ID=5818650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47088581A Pending JPS4834644A (en) | 1971-09-04 | 1972-09-04 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4834644A (en) |
| CH (1) | CH543137A (en) |
| DE (1) | DE2144343C2 (en) |
| FR (1) | FR2152038A5 (en) |
| GB (1) | GB1374711A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE32468E (en) * | 1978-10-16 | 1987-08-04 | Baker Protective Services, Inc. | Central station alarm |
| US4408291A (en) | 1979-06-15 | 1983-10-04 | M. Wile & Company, Inc. | Point-of-manufacture data acquisition system |
-
1971
- 1971-09-04 DE DE2144343A patent/DE2144343C2/en not_active Expired
-
1972
- 1972-08-23 CH CH1250072A patent/CH543137A/en not_active IP Right Cessation
- 1972-09-01 FR FR7231059A patent/FR2152038A5/fr not_active Expired
- 1972-09-04 JP JP47088581A patent/JPS4834644A/ja active Pending
- 1972-09-04 GB GB4091072A patent/GB1374711A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1374711A (en) | 1974-11-20 |
| DE2144343C2 (en) | 1975-10-16 |
| DE2144343B1 (en) | 1972-11-23 |
| CH543137A (en) | 1973-10-15 |
| FR2152038A5 (en) | 1973-04-20 |