Data communications
US6144637A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1997 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Dec 16, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2012/568
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Traffic shaping apparatus is described for packet data communications networks, such as Asynchronous Transfer Mode (ATM) networks. The apparatus includes one or more packet queues for traffic having a plurality of different desired packet transfer rates, each queue being assigned to a connection having a predetermined desired packet transfer rate. Each incoming data packet is directed to the appropriate queue. Each of a plurality of timing circuits operate at a different frequency in a series of frequencies. The frequencies are selected so that the desired packet transfer rate for a connection can be established by summing outputs from more than one of the timing circuits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.