Abstract
Provided are: a wireless communication system capable of causing channel quality information which is optimal for transmission formats from a plurality of transmission points to be fed back from a user terminal; a base station device; a user terminal; and a channel-state information measurement method. This wireless communication system is characterized by having: a determination unit for determining the resource information about resources for assigning a reference signal for desired signal estimation and resources for interference signal estimation; a base station device provided with a reporting unit for reporting the resource information to a user terminal; a receiving unit for receiving the reported resource information; an estimation unit for estimating the desired signal and the interference signal on the basis of the resource information; and a user terminal provided with a measurement unit for measuring the channel state by using the estimation result from the estimation unit.
| Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
|---|---|---|---|---|---|---|---|---|---|
| Declaration Date | Declaration Reference | Declaring Company | Specification Number | ||||||
| 4G | 03/03/2014 | ISLD-201401-012 | NTT DOCOMO INC | No | Family Member | ||||
| 4G | 16/06/2019 | ISLD-201906-021 | NTT DOCOMO INC | No | Family Member | ||||
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| 5G | 31/07/2019 | ISLD-201907-041 | NTT DOCOMO INC | Yes | Family Member | ||||
Specification Information
Specification Information
Technologies
Family Information
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| JP2013157816A | 5G | 31/07/2019 | ISLD-201907-041 | NTT DOCOMO INC | Yes | Basis Patent | ||||
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| RU2014132831A | 5G | 31/07/2019 | ISLD-201907-041 | NTT DOCOMO INC | Yes | Family Member | ||||
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| RU2613338C2 | 5G | 31/07/2019 | ISLD-201907-041 | NTT DOCOMO INC | Yes | Family Member | ||||
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Technologies
Resource configuration
Product
Use Cases
Wireless communication
Services
Claim
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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.
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