Receiver method, receiver, transmission method, transmitter, transmitter-receiver system, and communication apparatus
AssigneeRadius Inc.
InventorTohru KOHDA
Life of this patent
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Abstract
In accordance with an embodiment of the present invention, a method for receiving a signal, comprising the estimation step for estimating time and frequency shifts that are embedded in the received signal, to cancel-out shifts, wherein the method refers to the non-commutative shift parameter space of co-dimension 2.
Claims16
A method for receiving a signal, comprising an estimation step for estimating a time shift and a frequency shift that are embedded in the signal, wherein the estimation step refers to a non-commutative shift parameter space of co-dimension 2.
A receiving apparatus for receiving a signal, comprising an estimation part for estimating a time shift and a frequency shift that are embedded in the signal, with reference to a non-commutative shift parameter space of co-dimension 2.
A method for transmitting a signal, comprising a shift step for time-frequency shifting the signal to be transmitted, with reference to a non-commutative shift parameter space of co-dimension 2.
A transmitter apparatus for transmitting a signal, comprising a time-frequency shift part for time-frequency shifting the signal to be transmitted, with reference to a non-commutative shift parameter space of co-dimension 2.
A transmitter-receiver system, comprising:
- a transmitter apparatus;
- and
- a receiver apparatus,
- the transmitter apparatus including a time-frequency shift part for time-frequency shifting a signal to be transmitted, with reference to a non-commutative shift parameter space of co-dimension 2,
- the receiver apparatus including an estimation part for estimating a time shift and a frequency shift that are embedded in the signal to be transmitted, with reference to the non-commutative shift parameter space of co-dimension 2.
A method for receiving an image signal, comprising an estimation step for estimating a space shift and a spatial frequency shift (SSFS) that are embedded in the image signal, with reference to a parameter space of co-dimension 2, wherein
- each of the space shift and the spatial frequency shift has dimension ≥2.
A method for transmitting an image signal, comprising a shift step for space-spatial frequency shifting the image signal to be transmitted, with reference to a parameter space, wherein each of the space shift and the spatial frequency shift has dimension ≥2.
Dependencies are inferred from the claim text.