Granted Patent B2

US 8,175,548 · App. 11/910,067 · Granted May 8, 2012

Abstract

Claims (37)

1. A method for transmitting a sequence of transmission bursts in a wireless device, the method comprises:

transmitting the sequence of transmission bursts according to a transmission schedule, wherein transmitting comprises: delaying a transmission enable signal until a guard period plus lineup latency lapses from an end of a transmission of a pervious transmission burst;

receiving, at a radio frequency integrated circuit, prior to a transmission of at least one transmission burst of the sequence, information representative of the timing of the transmission of the at least one transmission burst; and

generating timing signals, by the radio frequency integrated circuit that implement the transmission schedule.

2. The method according to claim 1 wherein the stage of receiving is preceded by determining the transmission schedule in response to timing constraints associated with the consecutive transmission bursts.

3. The method according to claim 2 wherein the timing constraints associated to a transmission burst is responsive to a length of the transmission burst and to a timing advance value.

4. The method according to claim 2 wherein the determining comprise determining a power ramp down period.

5. The method according to claim 2 , wherein the sequence of transmission bursts comprise bursts of different lengths.

6. A method for transmitting a sequence of transmission bursts in a wireless device, the method comprises:

transmitting the sequence of transmission bursts according to a transmission schedule;

determining the transmission schedule in response to timing constraints associated with consecutive transmission bursts and determining a power ramp down period; and

receiving, at a radio frequency integrated circuit, information representative of the timing schedule;

wherein the transmitting is autonomously controlled by the radio frequency integrated circuit.

7. The method according to claim 6 wherein the timing constraints associated to a transmission burst is responsive to a length of the transmission burst and to a timing advance value.

8. The method according to claim 6 wherein the stage of transmitting comprises delaying a transmission enable signal until a guard period lapses from an end of a transmission of a pervious transmission burst.

9. The method according to claim 6 wherein the sequence of transmission bursts comprise bursts of different lengths.

10. A wireless device, comprising:

a base band integrated circuit adapted to determine a transmission schedule of a sequence of transmission bursts; and

a radio frequency integrated circuit that is adapted receive information representative of the timing schedule and to autonomously control a transmission of the sequence of transmission bursts, wherein the wireless device is further adapted to determine the transmission schedule in response to timing constraints associated with consecutive transmission bursts, and to determine a power ramp period.

11. The wireless device according to claim 10 wherein the timing constraints associated to a transmission burst are responsive to a length of the transmission burst and to a timing advance value.

12. A method for transmitting a sequence of transmission bursts in a wireless device, the method comprises:

transmitting the sequence of transmission bursts according to a transmission schedule,

wherein the sequence of transmission bursts comprises a first transmission burst of information that was modulated according to a first modulation scheme and a second transmission burst of information that was modulated according to a second modulation scheme, wherein the second modulation scheme differs from the first modulation scheme;

receiving, at a radio frequency integrated circuit, prior to a transmission of at least one transmission burst of the sequence, information representative of the timing of the transmission of the at least one transmission burst; and

generating timing signals, by the radio frequency integrated circuit that implement the transmission schedule.

13. A method for transmitting a sequence of transmission bursts in a wireless device, the method comprises:

transmitting the sequence of transmission bursts according to a transmission schedule wherein the sequence of transmission bursts comprises a first transmission burst of information that was modulated according to a first modulation scheme and a second transmission burst of information that was modulated according to a second modulation scheme, wherein the second modulation scheme differs from the first modulation scheme; and

receiving, at a radio frequency integrated circuit, information representative of the timing schedule;

wherein the transmitting is autonomously controlled by the radio frequency integrated circuit.

14. A wireless device, comprising:

a base band integrated circuit adapted to determine a transmission schedule of a sequence of transmission bursts, wherein the sequence of transmission bursts comprises a first transmission burst of information that was modulated according to a first modulation scheme and a second transmission burst of information that was modulated according to a second modulation scheme, wherein the second modulation scheme differs from the first modulation scheme; and

a radio frequency integrated circuit that is adapted to receive, prior to a transmission of at least one transmission burst of the sequence of transmission bursts, information representative of the timing of the transmission of the at least one transmission burst of the sequence of transmission bursts, and to generate timing signals that implement the transmission schedule.

15. The wireless device according to claim 14 wherein the device is further adapted to determine the transmission schedule in response to timing constraints associated with consecutive transmission bursts.

16. The wireless device according to claim 15 wherein the timing constraints associated with a transmission burst are responsive to a length of the transmission burst and to a timing advance value.

17. The wireless device according to claim 15 wherein the wireless device is further adapted to determine a power ramp period.

18. The wireless device according to claim 14 wherein the radio frequency integrated circuit is adapted to delay a transmission enable signal until a guard period plus line up latency lapses from an end of a transmission of a pervious transmission burst.

19. The wireless device according to claim 14 wherein the sequence of transmission bursts comprise bursts of different lengths.

Assignments (29)