IP Library Granted Patent US 10,447,382
Granted Patent B2
US 10,447,382 · App. 15/194,653 · Granted Oct 15, 2019

Process of spectrum diversity of satellite link for data and internet applications using single antenna and router

Inventors: Thomas Kyo Choi (Hong Kong, HK); Meiditomo Sutyarjoko (Jakarta, ID)
Assignee: ABS Global, Ltd.
H04B7/18519H01Q3/24H01Q5/45H01Q21/28H04B7/18513H04B7/18515H04B7/18528H04B7/18578H04B7/18584H04W24/08H04W28/0236
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Quick Facts
Patent No.
US 10,447,382
App. No.
15/194,653
Granted
Oct 15, 2019
Kind
B2
Abstract

A satellite communication system between a source and a destination over multiple satellite communications paths including first identifying the link performance established in multiple spectrums, performing a link comparison among the multiple spectrums (for example C-, Ku-, or Ka-Band) in order to determine a spectrum link that provides the highest throughput within an acceptable reliability criteria, and switching among the multiple spectrum links to provide that determined spectrum link between the source and the destination.

Claims (29)

1. A method for communication to a destination over multiple satellite links using different spectrums, respectively, comprising:

using a plurality of bands for data communication in a single antenna dish and single router,

measuring link performance parameters during the data communication, wherein data communication is permitted to the destination via a selected one of the bands in accordance with a comparison between the measured link performance parameters and predetermined criteria;

measuring the link performance parameters in real time;

storing the measured link performance parameters in the destination;

real time updating of the stored link performance parameters;

determining a link that serves as a guaranteed link for communication;

determining another alternative link, the guaranteed link have a lower throughput than the throughput of the another alternative link;

simultaneously establishing a plurality of physical connections over the satellite link(s) from the source to the destination; and

switching between the guaranteed and the another alternative links so as to uniquely establish a single IP link between the source to the destination at any given time.

2. The method according to claim 1 , wherein the method is for two way communication between a source and the destination, and wherein the links include two different spectrum diversities.

3. The method according to claim 1 , wherein the links include three different spectrum diversities.

4. The method according to claim 1 , further comprising using a remote terminal intelligent modem that communicates with a network hub modem in pair, and storing the measured link performance parameters in the modem.

5. The method according to claim 1 , wherein a link can be set depending on a modulation scheme and the link performance parameters can be set by one of default or by a user.

6. The method according to claim 1 , wherein a link can be detached from the actual link availability according to the physical link parameters.

7. A method according to claim 1 , wherein the link occurs at the IP layer.

8. The method according to claim 1 , wherein the method uses an apparatus for receiving a communication path over the multiple spectrums, the apparatus comprises a single antenna dish, multiple antenna feeds, multiple LNBs, a single router and an intelligent modem at the remote terminal.

9. The method according to claim 1 wherein the method uses no real time synchronization network.

10. The method according to claim 1 , wherein the method is performed at the Internet Protocol (IP) layer.

11. The method according to claim 1 , wherein the plurality of different bands comprises at least two of C-, Ku-, and Ka-Bands.

12. A destination apparatus for receiving data over multiple satellite links using different spectrums, respectively, comprising:

a single antenna dish and single router that use a plurality of different bands for data communication over the different spectrums, and

an intelligent modem for measuring link performance parameters during data communication, wherein the intelligent modem permits data communication via a selected one of the bands in accordance with a comparison between the measured link performance parameters and predetermined criteria;

wherein the intelligent modem determines a link that serves as a guaranteed link to communication, and determines another alternative link, the guaranteed link having a lower throughput than a throughput of the another alternative link; and

wherein the intelligent modem automatically switches between the guaranteed link and alternative link in accordance with the comparison between the measured link performance parameters and predetermined criteria; simultaneously establishes a plurality of physical connections over the satellite link(s) from the source to the destination; and switches between the guaranteed and the another alternative links so as to uniquely establish a single IP link between the source to the destination at any given time.

13. The apparatus according to claim 12 , wherein the plurality of different bands comprises at least two of C-, Ku-, and Ka-Bands.

14. The apparatus according to claim 12 , wherein the link performance parameters includes RF parameters of the communication link.

15. The apparatus according to claim 12 , wherein the link performance parameters includes at least one of Eb/No, bit rate, and received signal level.

16. The apparatus according to claim 12 , wherein the intelligent modem includes a processor and memory, and wherein the processor determines the selected one of the bands.

Assignments (1)
CHANGE OF NAME Recorded Nov 7, 2016
From: ASIA BROADCAST SATELLITE LIMITED
To: ABS GLOBAL, LTD.
Reel/Frame 040243/0868 →
Continuity (3)
Continuation 13980509
Provisional Application 61578050 · Dec 20, 2011
Related Publication 20170099096A1 · Apr 6, 2017