Abstract
A receiver employing an OFDM system which uses a frequency band that is constituted by a plurality of subchannels and receiving a signal added a phase rotation which is made to respectively differ for each transmission antennas of transmitter and transmitted from the transmission antennas having a virtual subchannel quality estimating portion which estimates the quality of a propagation path in the case of same phase rotation is added to signal transmitted from transmitter each group configured with a plurality of consecutive subcarriers.
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| Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
|---|---|---|---|---|---|---|---|---|---|
| Declaration Date | Declaration Reference | Declaring Company | Specification Information | ||||||
| 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| Not Available | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| 5G | 27/08/2020 | ISLD-202008-012 | SHARP CORPORATION |
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| All Granted Patents In Patent Family : | ---- |
SEP Database
Augmented SEP Database
There is no augmented declaration available yet
| Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
|---|---|---|---|---|---|---|---|---|---|---|
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| WO2007049768A1 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| WO2007049768A1 | 5G | 27/08/2020 | ISLD-202008-012 | SHARP CORPORATION |
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| JP2009135965A | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| US2009316818A1 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| US8155221B2 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| US8170145B2 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| US2009316819A1 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| US8014458B2 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| EP1950900A1 | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| CN101667988A | 4G | 05/07/2013 | ISLD-201307-002 | HUAWEI |
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| Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | Status | National Phase Entries | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Declaration Date | Declaration Reference | Declaring Company | Specification Information | |||||||||
| ----- | ----- | ----- | ----- | ----- |
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----- | ----- | ----- | ----- | |||
Technologies
Multiple-Input Multiple-Output(MIMO)/Massive MIMO
Product
Not Available
Use Cases
Wireless communication
Services
Not Available
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