Antenna cap, antenna connectors and telephone line connectors for computer devices utilizing radio and modem cards
US5708833A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1994 |
| Grant date | Jan 13, 1998 |
| Priority date | — |
| Expiry date | Jun 10, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/326
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A computer apparatus for receiving a removable communication card such as a radio card or a modem card. A radio or modem is serf-contained inside a housing of the communication card and has an electrical interface for communicating information to and from the computer apparatus. The computer apparatus receives the communication card such that it engages the electrical interface. These contacts automatically connect the communication card to an appropriate antenna, telephone or telephone line. A radio communication card is connected to the appropriate antenna for the type and frequency of the radio. A modem card is connected to a standard telephone line, a cellular phone, or an antenna for a cellular phone if the cellular phone is also disposed within the housing of the modem communication card. Additionally, a switching matrix can be used to connect one set of contacts on a radio card or a modem card to one or more of a plurality of antennas and telephone lines. A computer device utilizing an antenna cap which covers the opening into which the radio has been inserted is also shown. Antenna contacts are disposed on the cap to engage the antenna contacts positioned on the end of the …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.