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US 12,301,265 B2Granted
Radio-frequency chip
AssigneeHuawei Technologies Co., Ltd.
InventorsYong Huang, Keji Cui, Lei Lu
Life of this patent
Estimating the term…
Abstract
A radio-frequency chip is provided, and relates to the field of chip technologies, to reduce a component loss caused by redundant components in the radio-frequency chip. The radio-frequency chip includes a phased array, the phased array includes a plurality of branches, and each of the plurality of branches includes a transmitting path, a receiving path, a common path, and a phase shifter. The phase shifter includes a first phase shift unit, a second phase shift unit, and a third phase shift unit. The first phase shift unit is located on the transmitting path, the second phase shift unit is located on the receiving path, and the third phase shift unit is located on the common path.
Claims20
A radio-frequency chip, comprising:
- a phased array, wherein the phased array comprises a plurality of branches, wherein each branch of the plurality of branches comprises a transmitting path, a receiving path, a common path, and a phase shifter, and wherein the phase shifter comprises a first phase shift unit located on the transmitting path, a second phase shift unit located on the receiving path, a third phase shift unit located on the common path, and a control interface, wherein the control interface is configured to provide a phase shift control signal and a turn-off control signal for the first phase shift unit and the second phase shift unit;
- and
- wherein the first phase shift unit is configured to provide, based on the phase shift control signal, a phase shift operation for a signal transmitted on the transmitting path;
- wherein the first phase shift unit is configured to provide, based on the turn-off control signal, a turn-off operation for a signal transmitted on the transmitting path;
- wherein the second phase shift unit is configured to provide, based on the phase shift control signal, a phase shift operation for a signal transmitted on the receiving path;
- and
- wherein the second phase shift unit is configured to provide, based on the turn-off control signal, a turn-off operation for a signal transmitted on the receiving path.
4 more elements
A phase shift method, comprising:
- performing:
- providing, by a first phase shift unit, based on a phase shift control signal for the first phase shift unit from a control interface, a phase shift for a signal transmitted on a transmitting path, wherein the first phase shift unit is comprised in a radio frequency chip, wherein the radio frequency chip comprises a phased array, the phased array comprises a plurality of branches, and each of the plurality of branches comprises a transmitting path, a receiving path, a common path, and a phase shifter, wherein the phase shifter comprises the first phase shift unit located on the transmitting path, a second phase shift unit located on the receiving path, a third phase shift unit located on the common path, and the control interface;
- and
- providing, by the second phase shift unit, based on a turn-off control signal for the second phase shift unit from the control interface, a turn-off operation for a signal transmitted on the receiving path;
- or
- performing:
- providing, by the first phase shift unit, based on a turn-off control signal for the first phase shift unit from the control interface, a turn-off operation for a signal transmitted on the transmitting path;
- and
- providing, by the second phase shift unit, based on a phase shift control signal for the second phase shift unit from the control interface, a phase shift for a signal transmitted on the receiving path.
6 more elements
An electronic device, comprising:
- at least one processor;
- a memory;
- and
- a transceiver, wherein the transceiver comprises a radio-frequency chip, comprising:
- a phased array, wherein the phased array comprises a plurality of branches, and each of the plurality of branches comprises a transmitting path, a receiving path, a common path, and a phase shifter, wherein the phase shifter comprises a first phase shift unit located on the transmitting path, a second phase shift unit located on the receiving path, a third phase shift unit located on the common path, and a control interface, and wherein the control interface is configured to provide a phase shift control signal and a turn-off control signal for the first phase shift unit and the second phase shift unit;
- wherein the first phase shift unit is configured to provide, based on the phase shift control signal, a phase shift operation for a signal transmitted on the transmitting path;
- wherein the first phase shift unit is configured to provide, based on the turn-off control signal, a turn-off operation for a signal transmitted on the transmitting path;
- wherein the second phase shift unit is configured to provide, based on the phase shift control signal, a phase shift operation for a signal transmitted on the receiving path;
- and
- wherein the second phase shift unit is configured to provide, based on the turn-off control signal, a turn-off operation for a signal transmitted on the receiving path.
7 more elements
Dependencies are inferred from the claim text.