Emulating a persistent connection using http
US6789119B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 1999 |
| Grant date | Sep 7, 2004 |
| Priority date | — |
| Expiry date | Nov 24, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An apparatus, method and computer program product for emulating a persistent connection using http. According to one embodiment, the method includes receiving an empty get from a first client; receiving a get from a second client, the get containing data to be sent to the first client; and sending a response to the first client, in response to the empty get, the response containing the data. According to another embodiment, the method includes receiving, from a client, a get containing first data to be sent to an application server; sending the first data to the application server; sending an ack response to the client in response to the get; receiving a response from the application server, the response containing second data to be sent to the client; waiting for an empty get from the client; receiving an empty get from the client; and sending the second data to the client in response to the empty get. According to another embodiment, the method includes receiving, from a client, a get containing first data to be sent to an application server; sending the first data to the application server; sending an ack response to the client in response to the get; receiving an empty get from…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.