MOBILE COMMUNICATION SYSTEM AND USER TERMINAL
First Claim
Patent Images
1. A mobile communication system, comprising:
- a user terminal that supports D2D proximity service, whereinthe user terminal transmits a D2D synchronization signal that is a synchronization signal for D2D communication and a D2D discovery signal that is a signal for discovering a proximal terminal while associating a location of synchronization signal resources with a location of discovery signal resources,the synchronization signal resources are time-frequency resources used for transmitting the synchronization signal, andthe discovery signal resources are time-frequency resources used for transmitting the D2D discovery signal.
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Abstract
A mobile communication system comprises a user terminal that supports D2D proximity service. The user terminal transmits a D2D synchronization signal that is a synchronization signal for D2D communication and a D2D discovery signal that is a signal for discovering a proximal terminal while associating a location of synchronization signal resources with a location of discovery signal resources. The synchronization signal resources are time-frequency resources used for transmitting the synchronization signal. The discovery signal resources are time-frequency resources used for transmitting the D2D discovery signal.
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Citations
28 Claims
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1. A mobile communication system, comprising:
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a user terminal that supports D2D proximity service, wherein the user terminal transmits a D2D synchronization signal that is a synchronization signal for D2D communication and a D2D discovery signal that is a signal for discovering a proximal terminal while associating a location of synchronization signal resources with a location of discovery signal resources, the synchronization signal resources are time-frequency resources used for transmitting the synchronization signal, and the discovery signal resources are time-frequency resources used for transmitting the D2D discovery signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A user terminal that supports D2D proximity service, comprising:
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a transmitter configured to transmit a D2D synchronization signal that is a synchronization signal for D2D communication and a D2D discovery signal that is a signal for discovering a proximal terminal while associating a location of synchronization signal resources with a location of discovery signal resources, wherein the synchronization signal resources are time-frequency resources used for transmitting the synchronization signal, and the discovery signal resources are time-frequency resources used for transmitting the D2D discovery signal. - View Dependent Claims (22, 23, 24, 25, 26, 27)
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28. A apparatus provided in a user terminal that supports D2D proximity service, comprising:
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a processor and a memory, the processor configured to execute a process of transmitting a D2D synchronization signal that is a synchronization signal for D2D communication and a D2D discovery signal that is a signal for discovering a proximal terminal while associating a location of synchronization signal resources with a location of discovery signal resources, wherein the synchronization signal resources are time-frequency resources used for transmitting the synchronization signal, and the discovery signal resources are time-frequency resources used for transmitting the D2D discovery signal.
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Specification