Data transmission method, apparatus, and system
First Claim
1. A data transmission method comprising:
- determining, by a first high capability terminal device (HCD) capable of directly accessing an access network device, a target communication resource in a first time period, wherein;
a) the target communication resource is different from a downlink system communication resource in a system communication resource,b) the system communication resource is a resource used to transmit data or signaling between the access network device and the first HCD, andc) the downlink system communication resource is a resource used by the access network device for transmitting data or signaling to the first HCD in the first time period;
sending, by the first HCD, first indication information to at least one low capability terminal device (LCD) incapable of directly accessing the access network device by using a first target communication sub-resource in the target communication resource, wherein the first indication information indicates that the first HCD is capable of transmitting data for the at least one LCD;
receiving, by the first HCD, second indication information from a first LCD on a second target communication sub-resource in the target communication resource, wherein;
a) the second target communication sub-resource and the first target communication sub-resource are in a same sub-resource pair, andb) the second indication information is sent by the first LCD according to the first indication information and indicates that the first LCD requests to transmit data via the first HCD;
determining, by the first HCD, from the target communication resource according to the second indication information, a third target communication sub-resource for transmitting data between the first LCD and the first HCD, and sending third indication information to the first LCD on a fourth target communication sub-resource in the target communication resource, wherein the third indication information instructs the first LCD to perform data transmission with the first HCD by using the third target communication sub-resource; and
receiving, by the first HCD, first target data from the first LCD on the third target communication sub-resource, and transmitting the first target data to the access network device; and
/or acquiring, by the first HCD, second target data from the access network device, and sending the second target data to the first LCD on the third target communication sub-resource.
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Abstract
A data transmission method, apparatus, and system are disclosed. The method includes: determining, by a first HCD, a target communication resource in a first time period; determining, by the first HCD, a third target communication sub-resource used to transmit data between a first LCD and the first HCD, and sending third indication information to the first LCD by using a fourth target communication sub-resource, where the third indication information is used to indicate the third target communication sub-resource; and receiving, by the first HCD, first target data that is sent by the first LCD by using the third target communication sub-resource, and transmitting the first target data to the access network device; and/or acquiring, by the first HCD, second target data from the access network device, and sending the second target data to the first LCD by using the third target communication sub-resource.
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Citations
22 Claims
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1. A data transmission method comprising:
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determining, by a first high capability terminal device (HCD) capable of directly accessing an access network device, a target communication resource in a first time period, wherein; a) the target communication resource is different from a downlink system communication resource in a system communication resource, b) the system communication resource is a resource used to transmit data or signaling between the access network device and the first HCD, and c) the downlink system communication resource is a resource used by the access network device for transmitting data or signaling to the first HCD in the first time period; sending, by the first HCD, first indication information to at least one low capability terminal device (LCD) incapable of directly accessing the access network device by using a first target communication sub-resource in the target communication resource, wherein the first indication information indicates that the first HCD is capable of transmitting data for the at least one LCD; receiving, by the first HCD, second indication information from a first LCD on a second target communication sub-resource in the target communication resource, wherein; a) the second target communication sub-resource and the first target communication sub-resource are in a same sub-resource pair, and b) the second indication information is sent by the first LCD according to the first indication information and indicates that the first LCD requests to transmit data via the first HCD; determining, by the first HCD, from the target communication resource according to the second indication information, a third target communication sub-resource for transmitting data between the first LCD and the first HCD, and sending third indication information to the first LCD on a fourth target communication sub-resource in the target communication resource, wherein the third indication information instructs the first LCD to perform data transmission with the first HCD by using the third target communication sub-resource; and receiving, by the first HCD, first target data from the first LCD on the third target communication sub-resource, and transmitting the first target data to the access network device; and
/or acquiring, by the first HCD, second target data from the access network device, and sending the second target data to the first LCD on the third target communication sub-resource. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A data transmission method comprising:
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detecting, by a first low capability terminal device (LCD), in a first time period, first indication information from a first high capability terminal device (HCD) on a first target communication sub-resource in a target communication resource, wherein; a) the first LCD is incapable of directly accessing an access network device and the first HCD is capable of directly accessing the access network device, b) the first indication information indicates that the first HCD is capable of transmitting data for at least one LCD, c) the target communication resource is different from a downlink system communication resource in a system communication resource, the system communication resource being a resource used to transmit data or signaling between the access network device and the first HCD, and d) the downlink system communication resource is a resource used by the access network device for transmitting data or signaling to the first HCD in the first time period; sending, by the first LCD, second indication information to the first HCD, according to the first indication information, on a second target communication sub-resource in the target communication resource, wherein; a) the second target communication sub-resource and the first target communication sub-resource are in a same sub-resource pair, and b) the second indication information indicates that the first LCD requests to transmit data via the first HCD; receiving, by the first LCD, third indication information from the first HCD on a fourth target communication sub-resource in the target communication resource, the third indication information indicating a third target communication sub-resource, wherein; a) the third target communication sub-resource is determined by the first HCD from the target communication resource according to the third indication information and is used to transmit data between the first LCD and the first HCD, and b) the third indication information is sent by the first HCD according to the second indication information; and sending, by the first LCD, first target data to the first HCD on the third target communication sub-resource, so that the first HCD transmits the first target data to the access network device; and
/or receiving, by the first LCD, second target data from the first HCD on the third target communication sub-resource, wherein the second target data is acquired by the first HCD from the access network device. - View Dependent Claims (8, 9, 10, 11)
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12. A non-transitory computer-readable medium having processor-executable instructions stored thereon for a data transmission method, the processor-executable instructions, when executed, facilitating performance of the following:
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determining, by a first high capability terminal device (HCD) capable of directly accessing an access network device, a target communication resource in a first time period, wherein; a) the target communication resource is different from a downlink system communication resource in a system communication resource, b) the system communication resource is a resource used to transmit data or signaling between the access network device and the first HCD, and c) the downlink system communication resource is a resource used by the access network device for transmitting data or signaling to the first HCD in the first time period; sending, by the first HCD, first indication information to at least one low capability terminal device (LCD) incapable of directly accessing the access network device by using a first target communication sub-resource in the target communication resource, wherein the first indication information is indicates that the first HCD is capable of transmitting data for the at least one LCD; receiving, by the first HCD, second indication information from a first LCD on a second target communication sub-resource in the target communication resource, wherein; a) the second target communication sub-resource and the first target communication sub-resource are in a same sub-resource pair, and b) the second indication information is sent by the first LCD according to the first indication information and indicates that the first LCD requests to transmit data via the first HCD; determining, by the first HCD, from the target communication resource according to the second indication information, a third target communication sub-resource for transmitting data between the first LCD and the first HCD, and sending third indication information to the first LCD on a fourth target communication sub-resource in the target communication resource, wherein the third indication information instructs the first LCD to perform data transmission with the first HCD by using the third target communication sub-resource; and receiving, by the first HCD, first target data from the first LCD on the third target communication sub-resource, and transmitting the first target data to the access network device; and
/or acquiring, by the first HCD, second target data from the access network device, and sending the second target data to the first LCD on the third target communication sub-resource. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A non-transitory computer-readable medium having processor-executable instructions stored thereon for a data transmission method, the processor-executable instructions, when executed, facilitating performance of the following:
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detecting, by a first low capability terminal device (LCD), in a first time period, first indication information from a first high capability terminal device (HCD) on a first target communication sub-resource in a target communication resource, wherein; a) the first LCD is incapable of directly accessing an access network device and the first HCD is capable of directly accessing the access network device, b) the first indication information indicates that the first HCD is capable of transmitting data for at least one LCD, c) the target communication resource is different from a downlink system communication resource in a system communication resource, the system communication resource being a resource used to transmit data or signaling between the access network device and the first HCD, and d) the downlink system communication resource is a resource used by the access network device for transmitting data or signaling to the first HCD in the first time period; sending, by the first LCD, second indication information to the first HCD, according to the first indication information, on a second target communication sub-resource in the target communication resource, wherein; a) the second target communication sub-resource and the first target communication sub-resource are in a same sub-resource pair, and b) the second indication information indicates that the first LCD requests to transmit data via the first HCD; receiving, by the first LCD, third indication information from the first HCD on a fourth target communication sub-resource in the target communication resource, the third indication information indicating a third target communication sub-resource, wherein; a) the third target communication sub-resource is determined by the first HCD from the target communication resource according to the third indication information and is used to transmit data between the first LCD and the first HCD, and b) the third indication information is sent by the first HCD according to the second indication information; and sending, by the first LCD, first target data to the first HCD on the third target communication sub-resource, so that the first HCD transmits the first target data to the access network device; and
/or receiving, by the first LCD, second target data from the first HCD on the third target communication sub-resource, wherein the second target data is acquired by the first HCD from the access network device. - View Dependent Claims (19, 20, 21, 22)
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Specification