Patent US6785556B2 successfully refreshed from Google Patents.
US6785556B2
Expired / Lapsed
US
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Method and apparatus for a software configurable wireless modem adaptable for multiple modes of operation
Assignee: Novatel Wireless Inc
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Filing: 2001-08-08
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Granted: 2004-08-31
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Expires: 2021-08-08
Abstract
Abstract The present invention provides for a software configurable wireless modem that can be configured using software downloaded by a host computer. The user can select a preferred mode of operation, or mode selection can be done automatically based upon whether one or more predetermined criterion, such as a location of the modem, are met.
Inventors
- 👤 Slim Salah Souissi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:49
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/0001; H04L27/00; H04L27/0008
Claims Analysis
Total Claims: 47
Claim 1
Independent Claim
228 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change; and a modem reconfiguration trigger for detecting that at least one predetermined criterion has been met and for generating said trigger signal in response thereto that identifies said selected alternate mode of RF modem operation, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 2
Dependent Claim
228 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change; and a modem reconfiguration trigger for detecting that at least one predetermined criterion has been met and for generating said trigger signal in response thereto that identifies said selected alternate mode of RF modem operation, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 3
Dependent Claim
48 words
The RF modem of claim 1 , wherein said modem configuration trigger comprises a system detector for scanning a predetermined plurality of modes of RF modem operation and for selecting one of said modes of operation based on the at least one predetermined criterion that has been met.
Claim 4
Dependent Claim
31 words
The RF modem of claim 2 , wherein said system detector scans said predetermined modes of operation and performs at least one received signal strength indicator measurement in each said mode.
Claim 5
Dependent Claim
38 words
The RF modem of claim 2 , wherein said system detector scans said predetermined modes of operation by detecting the presence of at least one control signal or synch channel that corresponds to a given mode of operation.
Claim 6
Dependent Claim
56 words
The RF modem of claim 4 , wherein said system detector comprises at least one detection unit and a system detection controller that controls each said detection unit, wherein each said detection unit is coupled to said RF front end and is operative to detect the presence of a given said control signal or synch channel.
Claim 7
Dependent Claim
21 words
The RF modem of claim 5 , wherein said system detection controller comprises a software program executed by said modem CPU.
Claim 8
Dependent Claim
16 words
The RF modem of claim 5 , wherein said baseband processor includes each said detection unit.
Claim 9
Dependent Claim
21 words
The RF modem of claim 1 , wherein one said predetermined criterion is a modem user's request for said mode change.
Claim 10
Dependent Claim
25 words
The RF modem of claim 1 , wherein one said predetermined criterion is traffic load on said present mode of operation above a specified threshold.
Claim 11
Dependent Claim
21 words
The RF modem of claim 1 , wherein one said predetermined criterion is coverage reliability on said present mode of operation.
Claim 12
Dependent Claim
16 words
The RF modem of claim 1 , wherein one said predetermined criterion is cost of service.
Claim 13
Dependent Claim
16 words
The RF modem of claim 1 , wherein one said predetermined criterion is quality of service.
Claim 14
Dependent Claim
16 words
The RF modem of claim 1 , wherein one said predetermined criterion is data transport rate.
Claim 15
Dependent Claim
27 words
The RF modem of claim 1 , further comprising a geographic positioning device coupled to said modem CPU for determining the geographic location of said RF modem.
Claim 16
Dependent Claim
20 words
The RF modem of claim 14 , wherein one said predetermined criterion is said geographic location of said RF modem.
Claim 17
Dependent Claim
246 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change; a modem reconfiguration trigger for detecting that at least one predetermined criterion has been met and for generating said trigger signal in response thereto that identifies said selected alternate mode of RF modem operation; and a geographic positioning device coupled to said modem CPU for determining the geographic location of said RF modem, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 18
Dependent Claim
246 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change; a modem reconfiguration trigger for detecting that at least one predetermined criterion has been met and for generating said trigger signal in response thereto that identifies said selected alternate mode of RF modem operation; and a geographic positioning device coupled to said modem CPU for determining the geographic location of said RF modem, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 19
Independent Claim
241 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting whether at least one predetermined criterion has been met; (b) scanning a predetermined plurality of RF modem modes of operation to determine one or more modes of operation that satisfy said at least one predetermined criterion; (c) selecting a mode of operation from said one or more modes of operation determined in step (b); (d) generating said trigger signal to identify to said host computing device the identity of the mode of operation selected in step (c); and (e) configuring said RF modem using the software downloaded from said host computing device to cause said RF modem to operate according to said mode of operation selected in step (c).
Claim 20
Independent Claim
241 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting whether at least one predetermined criterion has been met; (b) scanning a predetermined plurality of RF modem modes of operation to determine one or more modes of operation that satisfy said at least one predetermined criterion; (c) selecting a mode of operation from said one or more modes of operation determined in step (b); (d) generating said trigger signal to identify to said host computing device the identity of the mode of operation selected in step (c); and (e) configuring said RF modem using the software downloaded from said host computing device to cause said RF modem to operate according to said mode of operation selected in step (c).
Claim 21
Dependent Claim
79 words
The method of claim 17 wherein said RF modem is caused to search for an alternate mode of operation only upon the occurrence of a predetermined event, and wherein step (b) further comprises the setting of a timer, such that, when the timer expires, the RF modem is caused to cease scanning for a mode of operation that satisfies said at least one predetermined criterion, said RF modem thereafter continuing to operate according to said present mode of operation.
Claim 22
Dependent Claim
20 words
The method of claim 17 , wherein one said predetermined criterion is a modem user's request for said mode change.
Claim 23
Dependent Claim
24 words
The method of claim 17 , wherein one said predetermined criterion is traffic load on said present mode of operation above a specified threshold.
Claim 24
Dependent Claim
20 words
The method of claim 17 , wherein one said predetermined criterion is coverage reliability on said present mode of operation.
Claim 25
Dependent Claim
15 words
The method of claim 17 , wherein one said predetermined criterion is cost of service.
Claim 26
Dependent Claim
15 words
The method of claim 17 , wherein one said predetermined criterion is quality of service.
Claim 27
Dependent Claim
15 words
The method of claim 17 , wherein one said predetermined criterion is data transport rate.
Claim 28
Dependent Claim
19 words
The method of claim 17 , wherein one said predetermined criterion is the geographic location of said RF modem.
Claim 29
Independent Claim
218 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting a request from a user of said RF modem to change said RF modem's mode of operation; (b) providing the user with a list of available alternate modes of operation and enabling the user to select a desired alternative mode of operation; (c) downloading from said host computing device software to enable said RF modem to be configured according to said selected alternative mode of operation; and (d) configuring said RF modem using said downloaded software to operate according to said selected alternative mode of operation.
Claim 30
Independent Claim
218 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting a request from a user of said RF modem to change said RF modem's mode of operation; (b) providing the user with a list of available alternate modes of operation and enabling the user to select a desired alternative mode of operation; (c) downloading from said host computing device software to enable said RF modem to be configured according to said selected alternative mode of operation; and (d) configuring said RF modem using said downloaded software to operate according to said selected alternative mode of operation.
Claim 31
Dependent Claim
24 words
The method of claim 26 , wherein step (d) includes the step of configuring said modem CPU, said baseband processor and said RF head.
Claim 32
Independent Claim
224 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) requesting from said modem by said host computing device a list of said plurality of modes of operation; (b) supplying by said modem to said host computing device said list requested in step (a); (c) configuring said modem according to a first mode of operation on said list supplied in step (b); (d) determining if said modem operates according to said mode of operation and if not configuring said modem according to a next mode of operation on said list supplied in step (b) and repeating step (d); and (e) operating said modem.
Claim 33
Independent Claim
224 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) requesting from said modem by said host computing device a list of said plurality of modes of operation; (b) supplying by said modem to said host computing device said list requested in step (a); (c) configuring said modem according to a first mode of operation on said list supplied in step (b); (d) determining if said modem operates according to said mode of operation and if not configuring said modem according to a next mode of operation on said list supplied in step (b) and repeating step (d); and (e) operating said modem.
Claim 34
Independent Claim
251 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) determining the geographic location of said modem; (b) requesting by said modem to said host computing device to be configured according to a mode of operation that is operational within said geographic location of said modem; (c) generating by said host computing device a list of at least one said mode of operation that is operational within said geographic location of said modem; (d) configuring said modem according to a first mode on said list generated in step (c); (e) determining if said modem operates according to said mode of operation and if not configuring said modem according to a next mode of operation on said list generated in step (c) and repeating step (e); and (f) operating said modem.
Claim 35
Independent Claim
251 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated by said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) determining the geographic location of said modem; (b) requesting by said modem to said host computing device to be configured according to a mode of operation that is operational within said geographic location of said modem; (c) generating by said host computing device a list of at least one said mode of operation that is operational within said geographic location of said modem; (d) configuring said modem according to a first mode on said list generated in step (c); (e) determining if said modem operates according to said mode of operation and if not configuring said modem according to a next mode of operation on said list generated in step (c) and repeating step (e); and (f) operating said modem.
Claim 36
Dependent Claim
24 words
The method of claim 29 , wherein said list generated in step (c) is generated from a geographic database stored in said RF modem.
Claim 37
Dependent Claim
25 words
The method of claim 29 , wherein said list generated in step (c) is generated from a geographic database stored in said host computing device.
Claim 38
Dependent Claim
17 words
The method of claim 29 , wherein steps (d) and (e) are performed by said RF modem.
Claim 39
Dependent Claim
18 words
The method of claim 29 , wherein steps (d) and (e) are performed by said host computing device.
Claim 40
Dependent Claim
195 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated external to said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; and, a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 41
Dependent Claim
195 words
A detachable software configurable wireless radio frequency (“RF”) modem for facilitating wireless data communications according to a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a central processing unit (“CPU”) operative to download software into said RF modem in response to a trigger signal generated external to said RF modem, to enable said RF modem to change from a present mode of operation to a selected alternate mode of operation, said RF modem comprising: an antenna for receiving or transmitting an electromagnetic RF signal; a software configurable RF front end coupled to said antenna for performing RF conversion; a software configurable baseband processor coupled to said RF front end for performing baseband processing; and, a software configurable modem CPU coupled to said baseband processor and said RF front end for performing protocol stack control and for facilitating said RF modem mode change, said modem CPU operating in response to said downloaded software to reconfigure said RF front end, said baseband processor and said modem CPU so as to cause said RF modem to operate according to said selected alternate mode of operation.
Claim 42
Dependent Claim
28 words
The RF modem of claim 34 , wherein said trigger signal is generated by a software program stored in said storage unit in response to a user's request.
Claim 43
Dependent Claim
17 words
The RF modem of claim 34 , wherein said trigger signal is generated by a server internet.
Claim 44
Independent Claim
242 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated external to said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting whether at least one predetermined criterion has been met; (b) scanning a predetermined plurality of RF modem modes of operation to determine one or more modes of operation that satisfy said at least one predetermined criterion; (c) selecting a mode of operation from said one or more modes of operation determined in step (b); (d) generating said trigger signal to identify to said host computing device the identity of the mode of operation selected in step (c); and (e) configuring said RF modem using the software downloaded from said host computing device to cause said RF modem to operate according to said mode of operation selected in step (c).
Claim 45
Independent Claim
242 words
A method for generating a mode change in a detachable and software configurable wireless radio frequency (“RF”) modem from a present mode of operation to a selected alternate mode of operation, said RF modem having an antenna, a software configurable RF front end, a software configurable baseband processor, and a software configurable central processing unit (“CPU”) for providing wireless data communications according to a selected one of a plurality of modes of operation, said RF modem constructed to plug into a host computing device having a storage unit and a CPU, said host computing device operative to download software into said modem in response to a trigger signal generated external to said RF modem, to enable said RF modem to change its mode of operation, said method comprising the steps of: (a) detecting whether at least one predetermined criterion has been met; (b) scanning a predetermined plurality of RF modem modes of operation to determine one or more modes of operation that satisfy said at least one predetermined criterion; (c) selecting a mode of operation from said one or more modes of operation determined in step (b); (d) generating said trigger signal to identify to said host computing device the identity of the mode of operation selected in step (c); and (e) configuring said RF modem using the software downloaded from said host computing device to cause said RF modem to operate according to said mode of operation selected in step (c).
Claim 46
Dependent Claim
27 words
The method of claim 37 , wherein said trigger signal is generated by a software program stored in said storage unit in response to a user's request.
Claim 47
Dependent Claim
16 words
The method of claim 37 , wherein said trigger signal is generated by a server internet.
References Cited (Backward Citations)
US5367563A
Cited
US5854985A
Cited
US5581261A
Cited
US5619531A
Cited
US5862491A
Cited
US5612991A
Cited
US6128489A
Cited
US5995567A
Cited
US5940438A
Cited
US5950130A
Cited
US6138009A
Cited
US6034623A
Cited
US6085098A
Cited
US6192070B1
Cited
US6148197A
Cited
US6480507B1
Cited
US6052600A
Cited
US6625472B1
Cited
US20020110189A1
Cited
US20020083432A1
Cited
US6567649B2
Cited
USPTO Annuity & Maintenance Windows
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| 3.5 Years (Year 4) | 2007-08-31 | 2008-03-01 | 2008-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-08-31 | 2012-03-01 | 2012-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-08-31 | 2016-03-01 | 2016-08-31 | $7700.00 | Window Closed / Lapsed |