MY120849A

Title

METHODS AND APPARATUSES FOR SYNCHRONIZATION AND MODULATION TYPE DETECTION.

Application Number:

MY2000PI02892

Publication Date:

30-11-2005

Current Assignee:

Family ID:

Application Date:

27-06-2000

Declaring Company:

Publication Country:

US

Priority Date:

01-07-1999

Title

METHODS AND APPARATUSES FOR SYNCHRONIZATION AND MODULATION TYPE DETECTION.

Application Number:

MY2000PI02892

Family ID:

Publication Country:

US

Publication Date:

30-11-2005

Application Date:

27-06-2000

Priority Date:

01-07-1999

Current Assignee:

Declaring Company:

Abstract  Abstract

IN A COMMUNICATION SYSTEM INCLUDING A TRANSMITTER AND A RECEIVER THE RECEIVER IS SYNCHRONIZED WITH THE TRANSMITTER AND A MODULATION TYPE IN A SIGNAL TRANSMITTED BY THE TRANSMITTER AND RECEIVED BY THE RECEIVER IS DETECTED. A FIRST PORTION OF THE RECEIVED SIGNAL IS CORRELATED WITH ONE OR MORE SIGNALS REPRESENTING MODULATION TYPES USED BY THE COMMUNICATION SYSTEM TO DETECT THE TYPE OF MODULATION BEING USED IN THE RECEIVED SIGNAL. SYNCHRONIZATION IS ESTABLISHED BETWEEN THE TRANSMITTER AND THE RECEIVER. THE FIRST PORTION MAY BE CORRELATED WITH EACH OF ONE OR MORE DIFFERENT SIGNALS REPRESENTING VARIOUS MODULATION TYPES USED IN THE COMMUNICATION SYSTEM TO DETECT THE TYPE OF MODULATION USED. ALTERNATELY THE FIRST PORTION OF THE RECEIVED SIGNAL MAY BE DEROTATED BY DIFFERENT AMOUNTS TO PRODUCE A PLURALITY OF DEROTATED SIGNALS THAT ARE CORRELATED WITH THE SIGNAL REPRESENTING MODULATION USED BY THE COMMUNICATION SYSTEM IN ORDER TO DETECT THE TYPE OF MODULATION USED.IF THE CORRELATION DOES NOT RESULT IN A DETERMINATION OF THE MODULATION TYPE EITHER A PREDETERMINED MODULATION TYPE IS SELECTED AS THE MODULATION TYPE OR THE DECISION OF THE MODULATION TYPE IS MADE AT A LATER STAGE BASED E.G.ON A COMPARISON OF SIGNAL QUALITIES OR EQUALIZATION RESULTS.FIGURE 2A

Note:

The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)

The information in grey was provided by the patent holder

The information in purple was extracted from the FrandAvenue

Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.

Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.

Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.

Family member:related patents or applications that share a common priority or original filing.