Time-frequency coding in a multi-band ultra-wideband system

• US 20050018751A1
• Filed: 12/31/2003
• Published: 01/27/2005
• Est. Priority Date: 02/28/2003
• Status: Active Grant

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Roy, Sumit, Foerster, Jeffrey R., Somayazulu, V. Srinivasa
• Granted Patent: US 7,613,223 B2
• Time in Patent Office: Days
• US Class Current: 375/132
• CPC Class Codes: H04B 1/713 using frequency hopping
• CPC Class Codes: H04B 1/71632 Signal aspects H04B1/7172 and H04B1/7176 take precedence

Abstract

Time-frequency coding in a multi-band ultra-wideband system is generally described. In this regard a hopping code agent is presented to select a frequency hopping code for encoding and decoding.

Claims

1. A method comprising:

selecting a frequency hopping code (FHC) for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network, wherein the FHC defines a sequence of two or more pulses over two or more frequencies.

2. The method of claim 1, wherein the FHC defines a sequence of two or more pulses over two or more frequencies comprises:

the FHC defines a sequence of two or more pulses over two or more frequencies from a set of three or more frequencies.

3. The method of claim 1, wherein selecting a frequency hopping code (FHC) comprises:

selecting a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s.

4. The method of claim 3, wherein selecting a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network comprises:

selecting a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in an Institute of Electrical and Electronics Engineers (IEEE) 802.15.3 network.

5. The method of claim 3, further comprising:

encoding a communication to transmit using the selected FHC.

6. The method of claim 3, further comprising:

decoding a communication received using the selected FHC.

7. An electronic appliance, comprising:

one or more dipole antenna(e);

one or more transceiver(s), coupled with the one or more dipole antenna(e), to communicate with other devices; and

a hopping code engine coupled with the transceiver(s), the hopping code engine to select a frequency hopping code (FHC) for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network, wherein the FHC defines a sequence of two or more pulses over two or more frequencies.

8. The electronic appliance of claim 7, wherein the FHC defines a sequence of two or more pulses over two or more frequencies comprises:

the FHC defines a sequence of two or more pulses over two or more frequencies from a set of three or more frequencies.

9. The electronic appliance of claim 7, wherein the hopping code engine to select a frequency hopping code (FHC) comprises:

the hopping code engine to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s.

10. The electronic appliance of claim 9, wherein the hopping code engine to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network comprises:

the hopping code engine to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in an Institute of Electrical and Electronics Engineers (IEEE) 802.15.3 network.

11. The electronic appliance of claim 9, further comprising:

the hopping code engine to encode a communication to transmit using the selected FHC.

12. The electronic appliance of claim 9, further comprising:

the hopping code engine to decode a communication received using the selected FHC.

13. A storage medium comprising content which, when executed by an accessing machine, causes the accessing machine to select a frequency hopping code (FHC) for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network, wherein the FHC defines a sequence of two or more pulses over two or more frequencies.

14. The storage medium of claim 13, wherein the FHC defines a sequence of two or more pulses over two or more frequencies comprises the FHC defines a sequence of two or more pulses over two or more frequencies from a set of three or more frequencies.

15. The storage medium of claim 13, wherein the content to select a frequency hopping code (FHC) comprises content which, when executed by the accessing machine, causes the accessing machine to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s.

16. The storage medium of claim 15, wherein the content to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network comprises content which, when executed by the accessing machine, causes the accessing machine to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in an Institute of Electrical and Electronics Engineers (IEEE) 802.15.3 network.

17. The storage medium of claim 15, further comprising content which, when executed by the accessing machine, causes the accessing machine to encode a communication to transmit using the selected FHC.

18. The storage medium of claim 15, further comprising content which, when executed by the accessing machine, causes the accessing machine to decode a communication received using the selected FHC.

19. An apparatus, comprising:

one or more dipole antenna(e);

one or more transceiver(s), coupled with the dipole antenna(e), to communicate with other devices; and

control logic coupled with the transceiver(s), the control logic to select a frequency hopping code (FHC) for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network, wherein the FHC defines a sequence of two or more pulses over two or more frequencies.

20. The apparatus of claim 19, wherein the FHC defines a sequence of two or more pulses over two or more frequencies comprises:

the FHC defines a sequence of two or more pulses over two or more frequencies from a set of three or more frequencies.

21. The apparatus of claim 19, wherein the control logic to select a frequency hopping code (FHC) comprises:

control logic to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s.

22. The apparatus of claim 21, wherein the control logic to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in a multi-band ultra-wideband (MB-UWB) network comprises:

control logic to select a frequency hopping code (FHC) from a set of predetermined FHC'"'"'s for communicating with other devices in an Institute of Electrical and Electronics Engineers (IEEE) 802.15.3 network.

23. The apparatus of claim 21, further comprising:

control logic to encode a communication to transmit using the selected FHC.

24. The apparatus of claim 21, further comprising:

control logic to decode a communication received using the selected FHC.