CA2220373C - Wide area mobile communication networks with multiple routing mode options - Google Patents
Wide area mobile communication networks with multiple routing mode options Download PDFInfo
- Publication number
- CA2220373C CA2220373C CA 2220373 CA2220373A CA2220373C CA 2220373 C CA2220373 C CA 2220373C CA 2220373 CA2220373 CA 2220373 CA 2220373 A CA2220373 A CA 2220373A CA 2220373 C CA2220373 C CA 2220373C
- Authority
- CA
- Canada
- Prior art keywords
- communication device
- data message
- packet data
- mobile communication
- radio frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18563—Arrangements for interconnecting multiple systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/54—Store-and-forward switching systems
- H04L12/56—Packet switching systems
- H04L12/5691—Access to open networks; Ingress point selection, e.g. ISP selection
- H04L12/5692—Selection among different networks
Abstract
A packet switched multi-mode mobile communication network and fixed and mobile devices for use therewith are disclosed. Each of the mobile vehicle equipment and a base station packet switch are coupled to respective data terminal equipment which generates packet data messages. The packet data messages have message characteristics associated therewith. Each of the mobile vehicle equipment and the base station packet switch have an intelligent switching node incorporated therein for selecting which of a plurality of radio frequency transmission paths to use in transmitting the packet data message to the other of the mobile vehicle equipment and the base station packet switch.
Each of the plurality of radio frequency transmission paths has transmission path characteristics associated therewith. The intelligent switching nodes select the radio frequency transmission path as a function of the message characteristics of the packet data message and as a function of the transmission path characteristics of the plurality of radio frequency transmission paths.
Each of the plurality of radio frequency transmission paths has transmission path characteristics associated therewith. The intelligent switching nodes select the radio frequency transmission path as a function of the message characteristics of the packet data message and as a function of the transmission path characteristics of the plurality of radio frequency transmission paths.
Claims (21)
1. A packet switched mobile communication device for use on a terrestrial vehicle for communicating with a fixed communication device through a base station packet switch, the mobile communication device comprising:
means for generating a packet data message for transmission to the fixed communication device using one of a plurality of radio frequency transmission paths, the packet data message having message characteristics associated therewith, each of the plurality of radio frequency transmission paths having transmission path characteristics associated therewith; and an intelligent switching node located outside of the plurality of radio frequency transmission paths and coupled to the means for generating a packet data message, wherein the intelligent switching node selects, as a function of the message characteristics of the packet data message and as a function of the transmission path characteristics of each of the plurality of radio frequency transmission paths, a preferred one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the fixed communication device.
means for generating a packet data message for transmission to the fixed communication device using one of a plurality of radio frequency transmission paths, the packet data message having message characteristics associated therewith, each of the plurality of radio frequency transmission paths having transmission path characteristics associated therewith; and an intelligent switching node located outside of the plurality of radio frequency transmission paths and coupled to the means for generating a packet data message, wherein the intelligent switching node selects, as a function of the message characteristics of the packet data message and as a function of the transmission path characteristics of each of the plurality of radio frequency transmission paths, a preferred one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the fixed communication device.
2. The mobile communication device of Claim 1, wherein the plurality of radio frequency transmission paths are provided by independent and self-sufficient sub-networks, wherein independent and self-sufficient sub-networks are sub-networks having no inter-network communication links between the sub-networks.
3. The mobile communication device of Claim 2 wherein one of the plurality of radio frequency transmission paths is a mobile-satellite communication sub-network.
4. The mobile communication device of Claim 3 wherein the mobile-satellite communication sub-network utilizes geostationary satellites operating in the L-band of the radio spectrum.
5. The mobile communication device of Claim 2 wherein one of the plurality of radio frequency transmission paths is a terrestrial mobile communication sub-network.
6. The mobile communication device of Claim 5 wherein the terrestrial mobile communication sub-network is a Specialized Mobile Radio (SMR) network utilizing UHF-band groundwave propagation.
7. The mobile communication device of Claim 1 wherein a transmission path characteristic associated with each of the plurality of transmission paths is a coverage area in which individual transmission paths are available for use in transmitting the packet data message to the fixed communication device.
8. The mobile communication device of Claim 1 wherein one of the message characteristics associated with the packet data message is a size of the packet data message.
9. The mobile communication device of Claim 1 wherein one transmission path characteristic associated with each of the plurality of transmission paths is a cost of delivery of the packet data message on each of individual transmission path.
10. A wireless packet switched data transmission network for communicating with a mobile terrestrial vehicle the wireless packet switched data transmission network comprising:
a first radio frequency transmission path having transmission path characteristics associated therewith;
a second radio frequency transmission path having transmission path characteristics associated therewith; and a mobile vehicle radio and a base station packet switch the mobile vehicle radio being positioned on the mobile terrestrial vehicle, wherein each of the mobile vehicle radio and the base station packet switch include:
means for generating a packet data message the packet data message having data message characteristics associated therewith; and an intelligent switching node coupled to the means for generating the packet data message the intelligent switching node being located outside of the first and second radio frequency transmission paths the intelligent switching node selecting which of the first and second transmission paths to use in sending the packet data message from one of the mobile vehicle radio and the base station packet switch to the other of the mobile vehicle radio and the basestation packet switch the intelligent switching node selecting which of the first and second transmission paths to use as a function of the transmission path characteristics associated with the first and second radio frequency transmission paths and as a function of the data message characteristics.
a first radio frequency transmission path having transmission path characteristics associated therewith;
a second radio frequency transmission path having transmission path characteristics associated therewith; and a mobile vehicle radio and a base station packet switch the mobile vehicle radio being positioned on the mobile terrestrial vehicle, wherein each of the mobile vehicle radio and the base station packet switch include:
means for generating a packet data message the packet data message having data message characteristics associated therewith; and an intelligent switching node coupled to the means for generating the packet data message the intelligent switching node being located outside of the first and second radio frequency transmission paths the intelligent switching node selecting which of the first and second transmission paths to use in sending the packet data message from one of the mobile vehicle radio and the base station packet switch to the other of the mobile vehicle radio and the basestation packet switch the intelligent switching node selecting which of the first and second transmission paths to use as a function of the transmission path characteristics associated with the first and second radio frequency transmission paths and as a function of the data message characteristics.
11. A packet switched mobile communication device for communicating with another communication device through a base station packet switch, the mobile communication device comprising:
a packet data message generating mechanism generating a packet data message for transmission to the another communication device using one of a plurality of radio frequency transmission paths, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device, each of the plurality of radio frequency transmission paths having at least one transmission path characteristic associated therewith; and a selecting mechanism node responsively coupled to said packet data message generating mechanism, wherein said selecting mechanism selects, as a function of at least one of the at least one message characteristic and the at least one transmission path characteristic, one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the another communication device.
a packet data message generating mechanism generating a packet data message for transmission to the another communication device using one of a plurality of radio frequency transmission paths, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device, each of the plurality of radio frequency transmission paths having at least one transmission path characteristic associated therewith; and a selecting mechanism node responsively coupled to said packet data message generating mechanism, wherein said selecting mechanism selects, as a function of at least one of the at least one message characteristic and the at least one transmission path characteristic, one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the another communication device.
12. The mobile communication device of Claim 11, wherein the plurality of radio frequency transmission paths are provided by independent and self-sufficient sub-networks, wherein independent and self-sufficient sub-networks are sub-networks having no inter-network communication links between the sub-networks.
13. The mobile communication device of Claim 12, wherein one of the plurality of radio frequency transmission paths is a mobile-satellite communication sub-network.
14. The mobile communication device of Claim 13, wherein the mobile-satellite communication sub-network utilizes geostationary satellites operating in the L-band of the radio spectrum.
15. The mobile communication device of Claim 12, wherein one of the plurality of radio frequency transmission paths is a terrestrial mobile communication sub-network.
16. The mobile communication device of Claim 15, wherein the terrestrial mobile communication sub-network is a Specialized Mobile Radio (SMR) network utilizing UHF-band groundwave propagation.
17. The mobile communication device of Claim 11, wherein a transmission path characteristic, associated with each of the plurality of transmission paths, is a coverage area in which individual transmission paths are available for use in transmitting the packet data message to the fixed communication device.
18. The mobile communication device of Claim 11, wherein one of the message characteristics associated with the packet data message is a size of the packet data message.
19. The mobile communication device of Claim 11, wherein one transmission path characteristic associated with each of the plurality of transmission paths is a cost of delivery of the packet data message on each of individual transmission path.
20. A method of transmitting a packet data message for a packet switched mobile communication device for communicating with another communication device through a base station packet switch, the mobile communication device performing the steps of:
(a) generating a packet data message for transmission to the another communication device using one of a plurality of radio frequency transmission paths, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device, each of the plurality of radio frequency transmission paths having at least one transmission path characteristic associated therewith; and (b) selecting, as a function of at least one of the at least one message characteristic and the at least one transmission path characteristic, one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the another communication device.
(a) generating a packet data message for transmission to the another communication device using one of a plurality of radio frequency transmission paths, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device, each of the plurality of radio frequency transmission paths having at least one transmission path characteristic associated therewith; and (b) selecting, as a function of at least one of the at least one message characteristic and the at least one transmission path characteristic, one of the plurality of radio frequency transmission paths to be used for transmitting the packet data message to the another communication device.
21. A wireless packet switched data transmission network for communicating with a mobile terrestrial vehicle, the wireless packet switched data transmission network comprising:
a first radio frequency transmission path having at least one first transmission path characteristics associated therewith;
a second radio frequency transmission path having at least one second transmission path characteristics associated therewith; and a mobile vehicle radio and a base station packet switch, wherein each of the mobile vehicle radio and the base station packet switch include:
a packet data message generating mechanism generating a packet data message, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device; and a selecting mechanism responsively coupled to said packet data message generating mechanism, said selecting mechanism selecting one of the first and second transmission paths to use in sending the packet data message from one of the mobile vehicle radio and the base station packet switch to another of the mobile vehicle radio and the base station packet switch, said selecting mechanism selecting one of the first and second transmission paths to use as a function of at least one of the at least one first and second transmission path characteristics and the at least one data message characteristic.
a first radio frequency transmission path having at least one first transmission path characteristics associated therewith;
a second radio frequency transmission path having at least one second transmission path characteristics associated therewith; and a mobile vehicle radio and a base station packet switch, wherein each of the mobile vehicle radio and the base station packet switch include:
a packet data message generating mechanism generating a packet data message, the packet data message having at least one message characteristic associated therewith and defining an end-to-end logical connection between the mobile communication device and the another communication device; and a selecting mechanism responsively coupled to said packet data message generating mechanism, said selecting mechanism selecting one of the first and second transmission paths to use in sending the packet data message from one of the mobile vehicle radio and the base station packet switch to another of the mobile vehicle radio and the base station packet switch, said selecting mechanism selecting one of the first and second transmission paths to use as a function of at least one of the at least one first and second transmission path characteristics and the at least one data message characteristic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2220373 CA2220373C (en) | 1997-11-06 | 1997-11-06 | Wide area mobile communication networks with multiple routing mode options |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2220373 CA2220373C (en) | 1997-11-06 | 1997-11-06 | Wide area mobile communication networks with multiple routing mode options |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2220373A1 CA2220373A1 (en) | 1999-05-06 |
| CA2220373C true CA2220373C (en) | 2003-09-23 |
Family
ID=28458186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2220373 Expired - Lifetime CA2220373C (en) | 1997-11-06 | 1997-11-06 | Wide area mobile communication networks with multiple routing mode options |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2220373C (en) |
-
1997
- 1997-11-06 CA CA 2220373 patent/CA2220373C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2220373A1 (en) | 1999-05-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20171106 |