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US 12,615,563 B2Granted
Cell state switching method and apparatus
AssigneeHuawei Technologies Co., Ltd.
InventorsXinxian Li, Mengying Ding, Jinlin Peng, Zhenfei Tang
Life of this patent
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Abstract
A method and an apparatus for switching a cell state are provided, and relate to the field of communication technologies. The method includes: A terminal device receives a first instruction from a network device, and switches a serving cell state based on the first instruction. The first instruction indicates to switch the serving cell state of the terminal device to or from a first state. When the serving cell state is the first state, a downlink carrier of a serving cell supports downlink communication, and an uplink carrier of the serving cell does not support uplink communication.
Claims18
A method, comprising:
- obtaining, by a terminal device, downlink capability information of the terminal device, wherein the downlink capability information of the terminal device comprises at least two of the following information:
- a simultaneously configurable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink component carrier (CC) combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously configured for the terminal device;
- a simultaneously activatable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously selected for activation;
- a simultaneously transmittable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink band combination of the terminal device, indicating which downlink bands are able to be switched to each other, wherein the switchable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink CC combination of the terminal device, indicating which downlink CCs are able to be switched to each other, wherein the switchable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- or
- a switchable downlink serving cell combination of the terminal device, indicating which downlink serving cells are able to be switched to each other, wherein the switchable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- and
- reporting, by the terminal device, the downlink capability information of the terminal device to a network device;
- and
- wherein:
- a quantity of simultaneously configurable downlink band combinations, a quantity of simultaneously configurable downlink CC combinations, or a quantity of simultaneously configurable downlink serving cell combinations of the terminal device is N1, wherein N1 is a positive integer;
- a quantity of simultaneously activatable downlink band combinations, a quantity of simultaneously activatable downlink CC combinations, or a quantity of simultaneously activatable downlink serving cell combinations of the terminal device is N2, wherein N2 is a positive integer;
- a quantity of simultaneously transmittable downlink band combinations, a quantity of simultaneously transmittable downlink CC combinations, or a quantity of simultaneously transmittable downlink serving cell combinations of the terminal device is N3, wherein N3 is a positive integer;
- and
- a quantity of switchable downlink band combinations, a quantity of switchable downlink CC combinations, or a quantity of switchable downlink serving cell combinations of the terminal device is L2, wherein L2 is a positive integer;
- and
- wherein N1, N2, N3, and L2 do not all have a same value.
28 more elements
A method, comprising:
- receiving, by a network device, downlink capability information from a terminal device, wherein the downlink capability information of the terminal device comprises at least two of the following information:
- a simultaneously configurable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink component carrier (CC) combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously configured for the terminal device;
- a simultaneously activatable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving bands that are able to be simultaneously selected for activation;
- a simultaneously transmittable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- or
- a simultaneously transmittable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- or
- a switchable downlink band combination of the terminal device, indicating which downlink bands are able to be switched to each other, wherein the switchable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink CC combination of the terminal device, indicating which downlink CCs are able to be switched to each other, wherein the switchable downlink CC combination is used by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- or
- a switchable downlink serving cell combination of the terminal device, indicating which downlink serving cells are able to be switched to each other, wherein the switchable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- and
- configuring, by the network device, a transmission parameter of the terminal device based on the downlink capability information of the terminal device;
- and
- wherein:
- a quantity of simultaneously configurable downlink band combinations, a quantity of simultaneously configurable downlink CC combinations, or a quantity of simultaneously configurable downlink serving cell combinations of the terminal device is N1, wherein N1 is a positive integer;
- a quantity of simultaneously activatable downlink band combinations, a quantity of simultaneously activatable downlink CC combinations, or a quantity of simultaneously activatable downlink serving cell combinations of the terminal device is N2, wherein N2 is a positive integer;
- a quantity of simultaneously transmittable downlink band combinations, a quantity of simultaneously transmittable downlink CC combinations, or a quantity of simultaneously transmittable downlink serving cell combinations of the terminal device is N3, wherein N3 is a positive integer;
- and
- a quantity of switchable downlink band combinations, a quantity of switchable downlink CC combinations, or a quantity of switchable downlink serving cell combinations of the terminal device is L1, wherein L2 is a positive integer;
- and
- wherein N1, N2, N3, and L2 do not all have a same value.
30 more elements
A communication apparatus, comprising:
- at least one processor;
- and
- at least one non-transitory memory, wherein the at least one non-transitory memory stores a computer program that is executable by the at least one processor, and when the at least one processor executes the computer program, the communication apparatus is caused to:
- obtain downlink capability information of a terminal device, wherein the downlink capability information of the terminal device comprises at least two of the following information:
- a simultaneously configurable downlink band combination of the terminal device indicating a quantity of downlink bands that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink component carrier (CC) combination of the terminal device indicating a quantity of downlink CCs that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink serving cell combination of the terminal device indicating a quantity of downlink serving cells that are able to be simultaneously configured for the terminal device;
- a simultaneously activatable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously selected for activation;
- a simultaneously transmittable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink band combination of the terminal device, indicating which downlink bands are able to be switched to each other, wherein the switchable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink CC combination of the terminal device, indicating which downlink CCs are able to be switched to each other, wherein the switchable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- or
- a switchable downlink serving cell combination of the terminal device, indicating which downlink serving cells are able to be switched to each other, wherein the switchable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- and
- reporting the downlink capability information of the terminal device to a network device;
- and
- wherein:
- a quantity of simultaneously configurable downlink band combinations, a quantity of simultaneously configurable CC combinations, or a quantity of simultaneously configurable downlink serving cell combinations of the terminal device is N1, wherein N1 is a positive integer;
- a quantity of simultaneously activatable downlink band combinations, a quantity of simultaneously activatable downlink CC combinations, or a quantity of simultaneously activatable downlink serving cell combinations of the terminal device is N2, wherein N2 is a positive integer;
- a quantity of simultaneously transmittable downlink band combinations, a quantity of simultaneously transmittable downlink CC combinations, or a quantity of simultaneously transmittable downlink serving cell combinations of the terminal device is N3, wherein N3 is a positive integer;
- and
- a quantity of switchable downlink band combinations, a quantity of switchable downlink CC combinations, or a quantity of switchable downlink serving cell combinations of the terminal device is L2, wherein L2 is a positive integer;
- and
- wherein N1, N2, N3, and L2 do not all have a same value.
31 more elements
A communication apparatus, comprising:
- at least one processor;
- and
- at least one non-transitory memory, wherein the at least one non-transitory memory stores a computer program that is executable by the at least one processor, and when the at least one processor executes the computer program the communication apparatus is caused to:
- receive downlink capability information from a terminal device, wherein the downlink capability information of the terminal device comprises at least two of the following information:
- a simultaneously configurable downlink band combination of the terminal device indicating a quantity of downlink bands that are able to be simultaneously configured for the terminal device;
- a simultaneously configurable downlink component carrier (CC) combination of the terminal device indicating a quantity of downlink CCs that are able to be simultaneously configured for the terminal device;
- or
- a simultaneously configurable downlink serving cell combination of the terminal device indicating a quantity of downlink serving cells that are able to be simultaneously configured for the terminal device;
- a simultaneously activatable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously selected for activation;
- a simultaneously activatable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously selected for activation;
- or
- a simultaneously activatable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously selected for activation;
- a simultaneously transmittable downlink band combination of the terminal device, indicating a quantity of downlink bands that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink CC combination of the terminal device, indicating a quantity of downlink CCs that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a simultaneously transmittable downlink serving cell combination of the terminal device, indicating a quantity of downlink serving cells that are able to be simultaneously transmitted for the terminal device, wherein the simultaneously transmittable downlink serving cell combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- and
- a switchable downlink serving cell combination of the terminal device, indicating which downlink serving cells are able to be switched to each other, wherein the switchable downlink serving cell combination is used by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, and a downlink synchronization signal;
- a switchable downlink band combination of the terminal device, indicating which downlink bands are able to be switched to each other, wherein the switchable downlink band combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- a switchable downlink CC combination of the terminal device, indicating which downlink CCs are able to be switched to each other, wherein the switchable downlink CC combination is usable by the terminal device to receive at least one of the following:
- downlink data, downlink control information, a downlink pilot signal, or a downlink synchronization signal;
- and
- configuring a transmission parameter of the terminal device based on the downlink capability information of the terminal device;
- and
- wherein:
- a quantity of simultaneously configurable downlink band combinations, a quantity of simultaneously configurable downlink CC combinations, or a quantity of simultaneously configurable downlink serving cell combinations of the terminal device is N1, wherein N1 is a positive integer;
- a quantity of simultaneously activatable downlink band combinations, a quantity of simultaneously activatable downlink CC combinations, or a quantity of simultaneously activatable downlink serving cell combinations of the terminal device is N2, wherein N2 is a positive integer;
- a quantity of simultaneously transmittable downlink band combinations, a quantity of simultaneously transmittable downlink CC combinations, or a quantity of simultaneously transmittable downlink serving cell combinations of the terminal device is N3, wherein N3 is a positive integer;
- and
- a quantity of switchable downlink band combinations, a quantity of switchable downlink CC combinations, or a quantity of switchable downlink serving cell combinations of the terminal device is L1, wherein L2 is a positive integer;
- and
- wherein N1, N2, N3, and L2 do not all have a same value.
33 more elements
Dependencies are inferred from the claim text.