Radio frequency apparatus

• US 20080293445A1
• Filed: 08/22/2007
• Published: 11/27/2008
• Est. Priority Date: 05/22/2007
• Status: Abandoned Application

• Current Assignee: Nokia Technologies Oy (Nokia Corporation)
• Original Assignee: Nokia Corporation
• Inventors: Zetterman, Tommi, Raiskila, Kalle, Parssinen, Aarno, Sievanen, Konsta, Piippponen, Antti
• Application Number:
  US11/892,378
• Publication Number:
  US 20080293445A1
• Time in Patent Office: Days
• US Class Current: 455/550.1
• CPC Class Codes: H04B 1/0003 Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain digital baseband systems H04L25/00; digital modulation/demodulation H04L27/00; CDMA H04B1/707; TDMA H04B7/2643; image transmission H04N5/00
• CPC Class Codes: H04B 1/406 with more than one transmission mode, e.g. analog and digital modes

Abstract

A radio frequency apparatus comprising an interface configured to receive a command from a radio protocol stack. A command generator configured to generate a plurality of commands from said received command is provided. The apparatus also has configurable hardware, said hardware having a configuration which is controlled in dependence on said generated commands and being arranged to at least one of transmit and receive a radio frequency signal.

Claims

1. A radio frequency apparatus, comprising:

an interface configured to receive a command from a radio protocol stack;

a command generator configured to generate a plurality of commands from said received command; and

configurable hardware, said configurable hardware comprising a configuration which is controlled in dependence on said generated commands and configured to at least one of transmit and receive a radio frequency signal.

2. The radio frequency apparatus as claimed in claim 1, wherein said radio protocol stack comprises a baseband source.

3. The radio frequency apparatus as claimed in claim 1, wherein said command generator comprises a processor.

13. The apparatus as claimed in claim 3, wherein said radio frequency apparatus is configured to generate at least one additional command in dependence on a command received by said interface.

14. The apparatus as claimed in claim 1, wherein said radio frequency apparatus is configured to generate at least one additional command in dependence on at least one of a status of said configurable hardware and reservations of said configurable hardware.

15. The apparatus as claimed in claim 1, wherein said interface is further configured to receive control information.

16. The apparatus as claimed in claim 15, wherein said control information comprises at least one of dynamic performance control information, dynamic operation control information, control loop feed back information, link performance parameters, and radio protocol configuration information.

17. The apparatus as claimed in claim 1, wherein said interface is further configured to receive at least one generic parameter independent of a radio protocol.

18. The apparatus as claimed in claim 1, wherein said interface is further configured to receive at least one radio protocol specific parameter.

19. The apparatus as claimed in claim 1, wherein said configurable hardware is configured to provide a plurality of signal paths at the same time.

20. The apparatus as claimed in claim 1, wherein said configurable hardware is configured to provide a signal path for a plurality of different radio protocol signals.

21. The apparatus as claimed in claim 1, wherein said interface is further configured to be utilized by a plurality of different radio protocols at the same time.

4. A radio frequency apparatus, comprising:

an interface configured to receive at least one command; and

configurable hardware, said configurable hardware being configured to;

at least one of transmit and receive signals in accordance with a plurality of different radio protocols,

wherein a configuration of said configurable hardware being controlled in dependence on said at least one command such that said configurable hardware is further configured to;

at least one of transmit and receive a radio frequency signal in accordance with one of said plurality of different radio protocols.

5. A radio frequency apparatus, comprising:

an interface configured to receive timing information from a baseband source;

a timing circuitry configured to provide timing information in dependence on said received timing information; and

hardware configured to transmit a radio frequency signal at a time defined by said timing circuitry.

6. The apparatus as claimed in claim 5, wherein said timing information provided by said timing circuitry comprises accurate timing information.

7. The apparatus as claimed in claim 5,.wherein said hardware comprises at least one component which is configured to be at least one of activated and deactivated in dependence on said timing circuitry timing information.

8. The apparatus as claimed in claim 5, wherein said interface is further configured to receive said timing information via an asynchronous channel.

9. The apparatus as claimed in claim 5, wherein said interface is further configured to receive at least one command for controlling said radio frequency apparatus.

10. The apparatus as claimed in claim 9, wherein said timing information from said baseband source is part of at least one command.

11. The apparatus as claimed in claim 9, wherein said hardware is configurable and is configured in response to at least one command.

12. The apparatus as claimed in claim 11, wherein said configurable hardware is reserved in response to said at least one command.

22. A communications apparatus, comprising:

a radio frequency apparatus, said radio frequency apparatus, comprising an interface configured to receive a command from a radio protocol stack;

a command generator configured to generate a plurality of commands from said received command;

configurable hardware, said configurable hardware comprising a configuration which is controlled in dependence on said generated commands and configured to at least one of transmit and receive a radio frequency signal; and

a baseband source.

23. The communications apparatus as claimed in claim 22, wherein said baseband source comprises a baseband protocol layer.

24. The communications apparatus as claimed in claim 22, wherein said baseband source comprises at least one data buffer for buffering data.

25. The communications apparatus as claimed in claim 22, wherein said radio frequency apparatus is configured to carry out real time processing.

26. The communications apparatus as claimed in claim 22, wherein said baseband source is configured to process data symbols at a symbol rate, and said radio frequency apparatus is configured to process time domain waveforms.

27. A method, comprising:

receiving a command from a radio protocol stack;

generating a plurality of commands from said received command;

configuring hardware, said hardware comprising a configuration which is controlled in dependence on said generated commands; and

at least one of transmitting and receiving a radio frequency signal.

28. A method, comprising:

receiving at least one command;

configuring hardware, said hardware being configurable to at least one of transmit and receive signals in accordance with a plurality of different radio protocols, a configuration of said hardware being controlled in dependence on said at least one command; and

at least one of transmitting and receiving a radio frequency signal in accordance with one of said plurality of different radio protocols.

29. A method, comprising:

receiving timing information from a baseband source;

providing timing information in dependence on said received timing information; and

transmitting a radio frequency signal at a time defined by said provided timing information.

30. A computer program embodied on a computer readable medium, the computer program comprising program code to perform:

receiving a command from a radio protocol stack;

generating a plurality of commands from said received command;

configuring hardware, said hardware comprising a configuration which is controlled in dependence on said generated commands; and

at least one of transmitting and receiving a radio frequency signal.

31. A radio frequency apparatus, comprising:

interface means for receiving a command from a radio control protocol stack;

generator means for generating a plurality of commands from said received command; and

communication means for at least one of transmitting and receiving a radio frequency signal.

32. A radio frequency apparatus, comprising:

interface means for receiving at least one command; and

communication means for at least one of transmitting and receiving signals in accordance with a plurality of different radio protocols,

wherein a configuration of said communication means is controlled in dependence on said at least one command such that said communication means further for at least one of transmitting and receiving a radio frequency signal in accordance with one of said plurality of different radio protocols.

33. A radio frequency apparatus, comprising:

interface means for receiving timing information from a baseband source;

timer means for providing timing information in dependence on said received timing information; and

communication means for transmitting a radio frequency signal at a time defined by said timer means.