System and method for implementing a retransmission bridge

• US 7,177,590 B1
• Filed: 12/10/2002
• Issued: 02/13/2007
• Est. Priority Date: 12/10/2002
• Status: Active Grant

• Current Assignee: Rockwell Collins, Inc. (Raytheon Technologies Corporation d/b/a RTX)
• Original Assignee: Rockwell Collins, Inc. (Raytheon Technologies Corporation d/b/a RTX)
• Inventors: Stevens, James A.
• Primary Examiner(s): Anderson; Matthew D.
• Assistant Examiner(s): TRINH, TAN H
• Application Number:
  US10/315,402
• Time in Patent Office: 1,526 Days
• Field of Search: 455/418, 455/419, 455/550.1, 455/552.1, 455/423, 455/7, 455/3.04, 455/3.05, 455/3.06, 455/412.1, 455/414.1, 455/414.4, 455/420, 455/426.1, 455/428, 453/420, 709/238, 709/230, 709/246, 370/400, 370/328, 395/680
• US Class Current: 455/3.04
• CPC Class Codes: H04H 20/02 Arrangements for relaying broadcast information
• CPC Class Codes: H04H 60/04 Studio equipment; Interconnection of studios

Abstract

A method of and apparatus for implementing a radio retransmission bridge is disclosed. The method and apparatus includes devices and operations for creating a retransmission bridge software object with a base class application programming interface (API). The method and apparatus also includes devices and operations for creating waveforms with APIs inherited from the base class retransmission bridge API. The method and apparatus also includes devices and operations for identifying crossbanding waveforms being requested. Further, the method and apparatus include devices and operations for determining a location in a data stack in which to instantiate the retransmission bridge API, and instantiating the retransmission bridge API.

Claims

1. A software defined radio (SDR), used as a retransmission service, the software defined radio comprising:

a processor;

memory coupled to the processor,

a transceiver,

a program stored in memory and running on the processor, the program instantiating an application programming interface (API) that inherits from a base class, the API defining a retransmission bridge, creating waveform protocol stack objects and identifying crossbanding waveforms being requested.

2. The software defined radio of claim 1, wherein the APT comprises a software object.

3. The software defined radio of claim 1, wherein a single API scales to handle a plurality of crossbanding services, because of the inheritance from the base class.

4. The software defined radio of claim 1, wherein the retransmission bridge API is configured for half duplex voice waveforms and where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

5. The software defined radio of claim 1, wherein the retransmission bridge API is configured for non-combined full duplex voice waveforms and where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

6. The software defined radio of claim 1, wherein the retransmission bridge API is configured for combined full duplex voice waveforms.

7. The software defined radio of claim 1, wherein the retransmission bridge API is configured for voice conferencing.

8. The software defined radio of claim 1, wherein the retransmission bridge API is configured for similar serial data protocols.

9. The software defined radio of claim 1, wherein the retransmission bridge API is configured for a serial data protocol conversion service.

10. A method of implementing a software defined radio as a radio retransmission service, the software defined radio including a processor memory coupled to the processor a transceiver, and a program stored in memory and running on the processor, the method comprising:

creating a retransmission bridge software object with a base class application programming interface (API) using the program in the software defined radio;

creating waveform protocol stack objects with APIs inherited from the retransmission bridge base class API;

identifying crossbanding waveforms being requested;

determining a location in the waveform protocol stack objects with identical APIs inherited from the retransmission bridge base class API;

instantiating the retransmission bridge at identical waveform protocol stack APIs inherited from the retransmission bridge base class API.

11. The method of claim 10, further comprising:

setting up a communications session utilizing the retransmission bridge.

12. The method of claim 10, further comprising:

providing additional waveforms in a software defined radio.

13. The method of claim 10, wherein the retransmission bridge API is configured for bridging half duplex voice waveforms, where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

14. The method of claim 10, wherein the retransmission bridge API is configured for bridging non-combined full duplex voice waveforms, where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

15. The method of claim 10, wherein the retransmission bridge API is configured for bridging combined fall duplex voice waveforms.

16. The method of claim 10, wherein the retransmission bridge API is configured for voice conferencing.

17. The method of claim 10, wherein the retransmission bridge API is configured for similar serial data protocols.

18. The method of claim 10, wherein the retransmission bridge API is configured for a serial data protocol conversion service.

19. A software defined radio used as a retransmission service, comprising:

means for creating a retransmission bridge software object with a base class application programming interface (API);

means for creating waveforms with APIs inherited film the retransmission bridge base class API;

means for identifying crossbanding waveforms being requested;

means for determining a location in a data stack in which to instantiate the retransmission bridge;

means for instantiating the retransmission bridge.

20. The radio of claim 19, further comprising:

means for setting up a communications session utilizing the retransmission bridge.

21. The radio of claim 19, further comprising:

means for providing additional waveforms in the software defined radio.

22. The apparatus of claim 19, wherein the retransmission bridge API is configured for half duplex waveforms and where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

23. The apparatus of claim 19, wherein the retransmission bridge API is configured for non-combined full duplex waveforms and where the waveform chosen to be the bridge source can be chosen by a rule, the rule being one of first come first served, last come first served, and predefined waveform precedence levels.

24. The apparatus of claim 19, wherein the retransmission bridge API is configured for combined full duplex waveforms.

25. The apparatus of claim 19, wherein the retransmission bridge API is configured for voice conferencing.

26. The apparatus of claim 19, wherein the retransmission bridge API is configured for similar serial data protocols.

27. The apparatus of claim 19, wherein the retransmission bridge API is configured for a serial data protocol conversion service.