Claims
- 1. A data transmission system, comprising:
a base station and at least two mobile stations in a piconetwork for interchanging data bursts successively by radio using a time slot method; a transmitter of said base station being configured to transmit first data bursts to said mobile stations, at least some of the first data bursts containing at least two data blocks intended for different ones of said mobile stations, said transmitter being configured to produce identification information for said piconetwork only at a start of a transmission of each of the first data bursts; each of said mobile stations having a transmitter configured to transmit a group of second data bursts containing a data block intended for said base station, said transmitter being configured to produce identification information for said piconetwork at a start of a transmission of the second data bursts; and a device for producing a guard time interval between the data bursts.
- 2. The data transmission system according to claim 1, wherein said base station and each of said mobile stations have a local oscillator.
- 3. The data transmission system according to claim 2, wherein each of said local oscillators is connected to a respective phase locked loop.
- 4. The data transmission system according to claim 1, wherein the first data bursts and groups of the second data bursts are transmitted alternately.
- 5. The data transmission according to claim 4, wherein at least one of:
the first data burst and a subsequent one of the groups of the second data bursts are at different transmission frequencies, and one of the groups of the second data bursts and a subsequent one of the first data bursts are at different transmission frequencies.
- 6. The data transmission system according to claim 5, wherein one of the transmission frequency of the first data burst and the group of the second data bursts is constant during a transmission.
- 7. The data transmission system according to claim 1, wherein the guard time interval between one of the first data bursts and a subsequent one of the second data bursts is equal to the guard time interval between the one of the second data bursts and the subsequent one of the first data bursts.
- 8. The data transmission system according to claim 1, wherein the guard time intervals between successive second data bursts have equal lengths.
- 9. The data transmission system according to claim 1, wherein:
the first data bursts contain at least two data blocks, with one data block being provided for each of said mobile stations, and a second data burst from each of said mobile stations is in each case provided in the group of the second data bursts.
- 10. The data transmission system according to claim 1, wherein said data transmission system can be used in a system with real-time requirements selected from the group consisting of a cordless communication system, and a computer-controlled entertainment system, a computer-controlled game system.
- 11. A frame structure for radio transmission of data bursts between a base station and at least two mobile stations in a piconetwork, comprising:
first data bursts transmitted from the base station to the mobile stations, with at least some of said first data burst containing at least two data blocks, each of said data blocks being intended for different mobile stations, and further containing identification information for the piconetwork at a start of each of said first data bursts; second data bursts transmitted from a respective one of the mobile stations to the base station, each of said second data bursts containing a data block intended for the base station and containing identification information for the piconetwork at a start of each of the second data bursts; and guard time intervals between successive data bursts.
- 12. The frame structure according to claim 11, wherein the base station and each of the mobile stations each have a local oscillator.
- 13. The frame structure according to claim 12, wherein a respective phase locked loop is connected to each of the local oscillators.
- 14. The frame structure according to claim 12, wherein said first data bursts and said groups of second data bursts are transmitted alternately.
- 15. The frame structure according to claim 14, wherein at least one of:
said first data bursts and a subsequent group of said second data bursts are at different transmission frequencies, and a group of said second data bursts and subsequent first data bursts are at different transmission frequencies.
- 16. The frame structure according to claim 15, wherein the transmission frequency of at least one of said first data bursts and said group of second data bursts is constant during the transmission.
- 17. The frame structure according to claim 11, wherein a guard time interval between said first data bursts and subsequent second data bursts equals a guard time interval between said second data bursts and subsequent first data bursts.
- 18. The frame structure according to claim 11, wherein guard time intervals between said successive second data bursts have equal lengths.
- 19. The frame structure according to claim 11, wherein:
said first data bursts contain two or more data blocks, with one of said data blocks being provided for each of said mobile stations; and said second data bursts include a data burst from each of said mobile stations.
- 20. The frame structure according to claim 11, used for data transmission in a system having a real-time requirement selected from the group consisting of a cordless communication system, a computer-controlled entertainment system, and a computer-controlled game system.
- 21. A method for radio transmission of data in a piconetwork between a base station and at least two mobile stations, which comprises the steps:
(a) transmitting a first data burst from the base station to the mobile stations, the first data burst containing at least two data blocks each intended for a different one of the mobile stations, including transmitting identification information for the piconetwork only at a start of a transmission of the first data burst; (b) providing a guard type interval; and (c) transmitting the second data bursts from one of the mobile stations to the base station, each of the second data bursts containing a data block intended for the base station, each of the mobile stations transmitting identification information for the piconetwork at a start of a transmission of the second data bursts.
- 22. The method according to claim 21, which further comprises transmitting and receiving data bursts with the base station and each of the mobile stations by using respective local oscillators.
- 23. The method according to claim 22, which further comprises connecting a phase locked loop to each of the local oscillators.
- 24. The method-according to claim 21, which further comprises transmitting the first data bursts and groups of second data bursts alternately.
- 25. The method according to claim 23, wherein at least one of:
the first data burst and a subsequent group of the second data bursts are at different transmission frequencies; and a group of the second data bursts and a subsequent first data burst are at different transmission frequencies.
- 26. The method according to claim 25, which further comprises keeping the transmission frequency constant during one of a transmission of the first data burst and a transmission of the group of the second data bursts.
- 27. The method according to claim 21, wherein:
the guard time interval is between the first data burst and a subsequent one of the second data bursts, and the guard time interval has an equivalent length as between one of the second data bursts and a subsequent first data burst.
- 28. The method according to claim 21, which further comprises providing guard time intervals of an equivalent length between successive second data bursts.
- 29. The method according to claim 21, which further comprises:
in the first data bursts, providing at least two data blocks, one of the data blocks being provided for each of the mobile stations; and providing a second data burst from each of the mobile stations in each of the group of second data bursts.
- 30. The method according to claim 21, which further comprises using the method in a system with real-time requirements selected from the group consisting of a cordless communication systems, a computer-controlled entertainment system, and a computer-controlled games system.
Priority Claims (1)
Number |
Date |
Country |
Kind |
101 03 927.1 |
Jan 2001 |
DE |
|
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application is a continuation of copending International Application No. PCT/DE02/00450, filed Jan. 30, 2002, which designated the United States and was not published in English.
Continuations (1)
|
Number |
Date |
Country |
Parent |
PCT/DE02/00450 |
Jan 2002 |
US |
Child |
10629948 |
Jul 2003 |
US |