Information transmission system having collective data transmission and collection devices
US4998245A · kind A · utility
70Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1988 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Dec 12, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/28
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An information transmission system having a plurality of communication control units connected to one another through an information transmission path in a communication network comprises devices for collectively transmitting and collecting broadcasting information to and from selected plural communication control units by sending one information message.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.