Abstract
A transmission apparatus according to the present invention includes: an encoding section; a modulation section; a variable-SF spreading section that performs spreading with variable SF according to control information A from a control section; an IDFT section that performs IDFT on output from the spreading section; a GI inserting section; a parallel/serial conversion section that converts output from the GI inserting section into a serial data sequence; a digital/analog conversion section; and an RF section that transmits a signal from an antenna after converting the signal to a frequency band for analog signal transmission and controlling it to an appropriate transmission power. The control section is configured to generate control information A for determining the variable SF and input the information A to the variable-SF spreading section and the RF section. In control information A SF is varied depending on transmission power required.
Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | ||||||
4G | 30/07/2012 | ISLD-201207-006 | SHARP CORPORATION | No | Family Member | ||||
5G | 20/02/2018 | ISLD-201802-006 | SHARP CORPORATION | Yes | Family Member | ||||
4G | 22/10/2020 | ISLD-202010-010 | SHARP CORPORATION | Yes | Family Member |
Specification Information
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Publication No | Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Declaration Date | Declaration Reference | Declaring Company | Specification Information | |||||||
WO2009035076A1 | 4G | 30/07/2012 | ISLD-201207-006 | SHARP CORPORATION | Yes | Basis Patent | ||||
WO2009035076A1 | 5G | 20/02/2018 | ISLD-201802-006 | SHARP CORPORATION | Yes | Family Member | ||||
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EP2190139A1 | 5G | 20/02/2018 | ISLD-201802-006 | SHARP CORPORATION | Yes | Family Member | ||||
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