{
  "patent_number": "US 12506552",
  "country": "US",
  "title": "How Phones and Towers Use AI to Improve Wireless Signal Quality",
  "original_title": "Method and apparatus for estimating channel in wireless communication system",
  "summary": "This patent describes how a mobile phone and a base station work together, using machine learning, to accurately measure and predict the quality of the wireless connection, making communication more reliable.",
  "what_it_does": "This patent outlines a method where a mobile phone, called a User Equipment (UE), helps a base station improve its understanding of the wireless signal path, known as the channel. The UE first receives a 'first message' from the base station with instructions for sending a special 'uplink reference signal' (Claim 1). After transmitting this signal, the UE receives another special signal, a 'downlink reference signal,' from the base station. The UE then measures the quality of the downlink signal and sends this 'channel information' back to the base station. Crucially, the 'first message' also includes information about a machine learning model that the base station uses to learn and improve its channel measurements (Claim 1). For example, a phone might tell the network its capability to support this learning, or request to change its learning behavior based on how busy it is or how fast it's moving (Claims 3, 6).",
  "what_it_does_not_cover": [
    "Does not cover channel estimation methods that do not involve a machine learning model for measuring the channel.",
    "Does not cover scenarios where the mobile phone itself performs the primary machine learning for channel estimation, as the patent specifies 'the learning is performed by the base station' (Claim 1).",
    "Does not cover systems where the mobile phone does not transmit an uplink reference signal based on configuration from the base station.",
    "Does not cover systems where the mobile phone does not transmit channel information measured from a downlink reference signal.",
    "Does not cover situations where the mobile phone does not communicate its learning support capabilities or desired learning modes to the base station."
  ],
  "filed": "2020-07-09",
  "granted": "2025-12-23",
  "expires": "2040-07-09",
  "status": "active",
  "holder": "LG Electronics",
  "holder_url": "https://patentbrief.org/company/lg-electronics",
  "inventors": [
    {
      "name": "Ikjoo JUNG",
      "url": "https://patentbrief.org/inventor/ikjoo-jung"
    },
    {
      "name": "Jong Ku Lee",
      "url": "https://patentbrief.org/inventor/jong-ku-lee"
    },
    {
      "name": "Ilhwan Kim",
      "url": "https://patentbrief.org/inventor/ilhwan-kim"
    },
    {
      "name": "Sung Ryong Hong",
      "url": "https://patentbrief.org/inventor/sung-ryong-hong"
    }
  ],
  "times_cited": 2,
  "tags": [
    "telecommunications",
    "software",
    "ai_ml",
    "consumer_electronics"
  ],
  "abstract": "The present disclosure relates to a method for operating a terminal and a base station in a wireless communication system and an apparatus for supporting the same. In an embodiment of the present disclosure, a method for operating a terminal in a wireless communication system may include: transmitting a first message including information related to learning; receiving a second message including configuration information for learning; transmitting an uplink reference signal; and transmitting channel information related to a downlink channel measured based on a downlink reference signal.",
  "url": "https://patentbrief.org/patent/us/12506552/method-and-apparatus-for-estimating-channel-in-wireless-communication-system",
  "markdown_url": "https://patentbrief.org/patent/us/12506552/method-and-apparatus-for-estimating-channel-in-wireless-communication-system/md",
  "google_patents_url": "https://patents.google.com/patent/US12506552",
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}