17925790. PDSCH DMRS DESIGN FOR PHASE COHERENT BUNDLING simplified abstract (QUALCOMM Incorporated)

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PDSCH DMRS DESIGN FOR PHASE COHERENT BUNDLING

Organization Name

QUALCOMM Incorporated

Inventor(s)

Huilin Xu of Temecula CA (US)

Hwan Joon Kwon of San Diego CA (US)

Krishna Kiran Mukkavilli of San Diego CA (US)

Jing Lei of San Diego CA (US)

Yuchul Kim of San Diego CA (US)

Chao Wei of Beijing (CN)

Hung Dinh Ly of San Diego CA (US)

Gokul Sridharan of Sunnyvale CA (US)

PDSCH DMRS DESIGN FOR PHASE COHERENT BUNDLING - A simplified explanation of the abstract

This abstract first appeared for US patent application 17925790 titled 'PDSCH DMRS DESIGN FOR PHASE COHERENT BUNDLING

Simplified Explanation

The patent application describes a configuration that allows a User Equipment (UE) to process a Downlink Shared Channel (PDSCH) Demodulation Reference Signal (DMRS) bundle with a higher density of DMRS symbols at the beginning of the bundle. This configuration enables the UE to decode the PDSCH based on the received DMRS.

  • The apparatus receives PDSCH and DMRS in each slot of a plurality of slots.
  • The DMRS is bundled across the plurality of slots.
  • A first subset of slots has a higher density of DMRS symbols than a second subset of slots.
  • The second subset of slots follows the first subset of slots.
  • The apparatus decodes each received PDSCH using at least a subset of the received DMRS.

Potential applications of this technology:

  • Mobile communication systems
  • Wireless networks
  • 5G and beyond networks

Problems solved by this technology:

  • Efficient processing of PDSCH DMRS bundles with varying DMRS symbol densities
  • Improved decoding of PDSCH based on received DMRS

Benefits of this technology:

  • Enhanced performance and reliability of wireless communication systems
  • Improved data transmission efficiency
  • Better utilization of network resources


Original Abstract Submitted

A configuration that enables a UE to process a PDSCH DMRS bundle having a higher density of DMRS symbols at a beginning of the PDSCH DMRS bundle. The apparatus receives a PDSCH and DMRS in each slot of a plurality of slots, the DMRS being bundled across the plurality of slots, a first subset of slots of the plurality of slots each having a higher DMRS symbol density of DMRS than a second subset of slots of the plurality of slots, the second subset of slots being subsequent to the first subset of slots. The apparatus decodes each received PDSCH based on at least a subset of the received DMRS.