Invention Grant
- Patent Title: Methods and apparatus for providing a demapping system with phase compensation to demap uplink transmissions
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Application No.: US17179218Application Date: 2021-02-18
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Publication No.: US11683203B2Publication Date: 2023-06-20
- Inventor: Sabih Guzelgoz , Hong Jik Kim
- Applicant: Asia Marvell Pte, Ltd.
- Applicant Address: SG Singapore
- Assignee: Marvell Asia Pte, Ltd.
- Current Assignee: Marvell Asia Pte, Ltd.
- Current Assignee Address: SG Singapore
- Agency: JW Law Group
- Agent James M. Wu
- Main IPC: H04W76/30
- IPC: H04W76/30 ; H04L25/03 ; H04L5/00 ; H04L25/06 ; H04W52/02 ; H04L27/26 ; H04W72/21

Abstract:
Methods and apparatus for providing a demapping system with phase compensation to demap uplink transmissions. In an embodiment, a method is provided that includes detecting a processing type associated with a received uplink transmission, and when the detected processing type is a first processing type then performing the following operations: removing resource elements containing reference signals from the uplink transmission; layer demapping remaining resource elements of the uplink transmission into two or more layers; phase compensating all layers to generate phase compensated layers; and soft-demapping all phase compensated layers to produce phase compensated soft-demapped bits.
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