US5889816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wireless adapter architecture for mobile computing
Assignee: Nokia of America Corp
•
Filing: 1996-02-02
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Granted: 1999-03-30
•
Expires: 2016-02-02
Abstract
Abstract A adapter for wireless networking provides for reconfigerable media access control and data packet formats. The flexible adapter comprises a modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a media access control circuit; and a computer system interface circuit. The computer system interface circuit provides an interface between a host computer system, the modem interface circuit and the media access control circuit.
Inventors
- 👤 Prathima Agrawal
- 👤 Mark Robert Cravatts
- 👤 John Andrew Trotter
- 👤 Mani Bhushan Srivastava
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:24
CPC Classifications
H; H04; H04Q; H04Q11/00; H04Q11/04; H04Q11/0428; H04Q11/0478; H04W; H04W84/00; H04W84/02; H04W84/10; H04W84/14; H04L; H04L12/00; H04L12/54; H04L12/56; H04L12/5601; H04L2012/5603; H04L2012/5604; H04L2012/5607; H04L2012/5614; H04L2012/5616; H04L2012/5619
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
97 words
A flexible adapter for wireless networking comprising: at least one reconfigurable modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; and a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 2
Dependent Claim
97 words
A flexible adapter for wireless networking comprising: at least one reconfigurable modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; and a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 3
Dependent Claim
19 words
The adapter as recited in claim 1 wherein said computing circuit provides forward error correction for said data packets.
Claim 4
Dependent Claim
18 words
The adapter as recited in claim 1 wherein said computer system interface circuit comprises a PCMCIA interface circuit.
Claim 5
Dependent Claim
19 words
The adapter as recited in claim 1 wherein said computing system interface circuit comprises a dual port memory circuit.
Claim 6
Dependent Claim
18 words
The adapter as recited in claim 1 wherein said reconfigurable modem interface comprises a field programmable gate array.
Claim 7
Dependent Claim
18 words
The adapter as recited in claim 1 wherein said computer interface circuit comprises a field programmable gate array.
Claim 8
Dependent Claim
16 words
The adapter as recited in claim 1 wherein said computing circuit comprises a RISC computer circuit.
Claim 9
Dependent Claim
22 words
The adapter as recited in claim 1 wherein said reconfigurable modem interface further comprises two data transmit buffers for said data packets.
Claim 10
Dependent Claim
22 words
The adapter as recited in claim 1 wherein said reconfigurable modem interface further comprises two data receive buffers for said data packets.
Claim 11
Dependent Claim
109 words
A flexible adapter for wireless networking comprising: at least one reconfigurable modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface; and a bus coupling said modem interface and said computer system interface circuit; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 12
Dependent Claim
109 words
A flexible adapter for wireless networking comprising: at least one reconfigurable modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface; and a bus coupling said modem interface and said computer system interface circuit; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 13
Dependent Claim
19 words
The adapter as recited in claim 10 wherein said computing circuit provides forward error correction for said data packets.
Claim 14
Dependent Claim
23 words
The adapter as recited in claim 10 wherein said computing circuit controls said media access control process for asynchronous transfer mode data packets.
Claim 15
Dependent Claim
19 words
The adapter as recited in claim 10 wherein said computer system interface circuit comprises a dual port memory circuit.
Claim 16
Dependent Claim
18 words
The adapter as recited in claim 10 wherein said reconfigurable modem interface comprises a field programmable gate array.
Claim 17
Dependent Claim
18 words
The adapter as recited in claim 10 wherein said computer interface circuit comprises a field programmable gate array.
Claim 18
Dependent Claim
16 words
The adapter as recited in claim 10 wherein said computing circuit comprises a RISC computer circuit.
Claim 19
Dependent Claim
22 words
The adapter as recited in claim 10 wherein said reconfigurable modem interface further comprises two data transmit buffers for said data packets.
Claim 20
Dependent Claim
22 words
The adapter as recited in claim 10 wherein said reconfigurable modem interface further comprises two data receive buffers for said data packets.
Claim 21
Dependent Claim
89 words
A wireless network adapter comprising: at least one reconfigurable modem interface circuit wherein said modem interface circuit controls an RF modem for transmitting data signals to another modem and receiving data signals from said another modem; a media access control circuit; a computer system interface circuit for providing an interface between a host computer system, said modem interface circuit, and said media access control circuit; wherein said wireless network adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 22
Dependent Claim
89 words
A wireless network adapter comprising: at least one reconfigurable modem interface circuit wherein said modem interface circuit controls an RF modem for transmitting data signals to another modem and receiving data signals from said another modem; a media access control circuit; a computer system interface circuit for providing an interface between a host computer system, said modem interface circuit, and said media access control circuit; wherein said wireless network adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 23
Dependent Claim
19 words
The adapter as recited in claim 19 wherein said reconfigurable modem interface circuit is reconfigurable for different RF modems.
Claim 24
Dependent Claim
19 words
The adapter as recited in claim 19 wherein said reconfigurable modem interface circuit is reconfigurable for different data formats.
Claim 25
Dependent Claim
77 words
A wireless network adapter comprising: at least one modem interface circuit wherein said modem interface circuit controls an RF modem for transmitting data signals to another modem and receiving data signals from said another modem; a media access control circuit; a computer system interface circuit for providing an interface between a host computer system, said modem interface circuit, and said media access control circuit wherein said computer system interface circuit is reconfigurable for different host computer systems.
Claim 26
Dependent Claim
77 words
A wireless network adapter comprising: at least one modem interface circuit wherein said modem interface circuit controls an RF modem for transmitting data signals to another modem and receiving data signals from said another modem; a media access control circuit; a computer system interface circuit for providing an interface between a host computer system, said modem interface circuit, and said media access control circuit wherein said computer system interface circuit is reconfigurable for different host computer systems.
Claim 27
Dependent Claim
20 words
The adapter as recited in claim 19 wherein said media access control circuit is reconfigurable for different media access protocols.
Claim 28
Dependent Claim
19 words
The adapter as recited in claim 19 wherein said reconfigurable modem interface circuit comprises a field programmable gate array.
Claim 29
Dependent Claim
20 words
The adapter as recited in claim 19 wherein said reconfigurable computer system interface circuit comprises a field programmable gate array.
Claim 30
Dependent Claim
18 words
The adapter as recited in claim 19 wherein said media access control circuit comprises a microprocessor computer circuit.
Claim 31
Dependent Claim
20 words
The adapter as recited in claim 19 wherein said media access control circuit realizes forward error correction of data packets.
Claim 32
Dependent Claim
109 words
A flexible adapter for wireless networking comprising: at least one modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; and a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface, wherein said computer system interface circuit is reconfigurable for different host computer systems; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 33
Dependent Claim
109 words
A flexible adapter for wireless networking comprising: at least one modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; and a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface, wherein said computer system interface circuit is reconfigurable for different host computer systems; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 34
Dependent Claim
121 words
A flexible adapter for wireless networking comprising: at least one modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface, wherein said computer system interface circuit is reconfigurable for different host computer systems; and a bus coupling said modem interface and said computer system interface circuit; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
Claim 35
Dependent Claim
121 words
A flexible adapter for wireless networking comprising: at least one modem interface for controlling an RF modem for transmitting data signals to and receiving data signals from another RF modem; a computing circuit wherein said computing circuit controls a media access control process for data packets of a reconfigurable predetermined format; a computer system interface circuit for providing an interface between a host computer system, said computing circuit and said modem interface, wherein said computer system interface circuit is reconfigurable for different host computer systems; and a bus coupling said modem interface and said computer system interface circuit; wherein said flexible adapter is adapted to be configurable by reprogramming software embedded therein and by reconfiguring hardware thereof that is field programmable.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-03-29 | 2002-09-28 | 2003-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-03-29 | 2006-09-28 | 2007-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-03-29 | 2010-09-28 | 2011-03-30 | $7700.00 | Window Closed / Lapsed |