Abstract
A method for transmitting control information by transmitting a reference signal from a first transceiver to a second transceiver in response to the reception of the reference signal determining at the second transceiver a plurality of control channel elements based upon the received reference signal jointly encoding the plurality of control channel elements at the second transceiver to generate a control signal and transmitting the control signal from the second transceiver to the first transceiver.
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S1
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Technologies
Resource configuration Feedback
Product
User Equipment (UE/Terminal)
Use Cases
Wireless communication
Services
UCI transmission
Claim
1. A method for transmitting control information, the method comprising:
receiving a reference signal from a first transceiver;
in response to the reception of the reference signal, determining a plurality of control information based upon the received reference signal;
jointly encoding the plurality of control information using a block code;
modulating the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;
multiplying a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;
identifying available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domain, with each resource element corresponding to a respective one of a plurality of subcarriers, and a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;
mapping the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in an opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and
converting the mapped sequences to radio frequency signals for transmission.', 'receiving a reference signal from a first transceiver;', 'in response to the reception of the reference signal, determining a plurality of control information based upon the received reference signal;', 'jointly encoding the plurality of control information using a block code;', 'modulating the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;', 'multiplying a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;', 'identifying available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domain, with each resource element corresponding to a respective one of a plurality of subcarriers, and a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;', 'mapping the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in an opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and', 'converting the mapped sequences to radio frequency signals for transmission.
2. The method of claim 1, further comprising:
mapping the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.', 'mapping the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.
3. The method of claim 1, wherein, when identifying the available transmission resources, each resource element is formed with Y subcarriers, each of the plurality of multiplied sequences includes Z elements, and Y/Z=B, where B is a positive integer, and
when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.', 'when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.
4. The method of claim 1, further comprising selecting a subset of multiplied sequences to be mapped into the first set of the two sets of resource elements, with the number of elements of the multiplied sequences within the subset of multiplied sequences being equal to the number of resource elements in the first set of resource elements,
wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.', 'wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.
5. The method of claim 4, wherein each multiplied sequence is formed with N bits, and wherein a relationship between the total number of multiplied sequences and a number of bits in each multiplied sequence is established by:
M=2N,
where M is the total number of multiplied sequences.', 'M=2N,', 'where M is the total number of multiplied sequences.
6. An apparatus configured to communicate control information, the apparatus comprising:
a receiver configured to receive a reference signal from a transceiver; and
a controller configured to:
in response to reception of the reference signal, determine a plurality of control information based upon the received reference signal; and
jointly encode the plurality of control information using a block code;
modulate the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;
multiply a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;
identify available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domains, with each resource element corresponding to a respective one of a plurality of subcarriers, and
a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;
map the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in the opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and
convert the mapped sequences to radio frequency signals for transmission.', 'a receiver configured to receive a reference signal from a transceiver; and', 'a controller configured to:', 'in response to reception of the reference signal, determine a plurality of control information based upon the received reference signal; and', 'jointly encode the plurality of control information using a block code;', 'modulate the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;', 'multiply a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;', 'identify available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domains, with each resource element corresponding to a respective one of a plurality of subcarriers, and', 'a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;', 'map the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in the opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and
convert the mapped sequences to radio frequency signals for transmission.', 'convert the mapped sequences to radio frequency signals for transmission.', '7. The apparatus of claim 6, wherein the controller is configured to:
map the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.', 'map the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.', '8. The apparatus of claim 6, wherein, when identifying the available transmission resources, each resource element is formed with Y subcarriers, each of the plurality of multiplied sequences includes Z elements, and Y/Z=B, where B is a positive integer, and
when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.', 'when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.', '9. The apparatus of claim 6, wherein the controller is further configured to:
select a subset of multiplied sequences to be mapped into the first set of the two sets of resource elements, with the number of elements of the multiplied sequences within the subset of multiplied sequences being equal to the number of resource elements in the first set of resource elements,
wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.', 'select a subset of multiplied sequences to be mapped into the first set of the two sets of resource elements, with the number of elements of the multiplied sequences within the subset of multiplied sequences being equal to the number of resource elements in the first set of resource elements,', 'wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.', '10. The apparatus of claim 9, wherein each multiplied sequence is formed with N bits, and wherein a relationship between the total number of multiplied sequences and a number of bits in each multiplied sequence is established by:
M=2N,
where M is the total number of multiplied sequences.', 'M=2N,', 'where M is the total number of multiplied sequences.', '11. An apparatus configured to receive control information, the apparatus comprising:
a transmitter configured to transmit a reference signal to a transceiver; and
a receiver configured to receive a control signal from the transceiver, wherein the control signal is transmitted by the transceiver, and wherein the control signal is generated by a controller coupled to the transceiver and configured to:
in response to the reception of the reference signal, determine a plurality of control information based upon the received reference signal;
jointly encode the plurality of control information using a block code;
modulate the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;
multiply a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;
identify available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domain, with each resource element corresponding to a respective one of a plurality of subcarriers, and a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;
map the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in an opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and
convert the mapped sequences to radio frequency signals for transmission.', 'a transmitter configured to transmit a reference signal to a transceiver; and', 'a receiver configured to receive a control signal from the transceiver, wherein the control signal is transmitted by the transceiver, and wherein the control signal is generated by a controller coupled to the transceiver and configured to:', 'in response to the reception of the reference signal, determine a plurality of control information based upon the received reference signal;', 'jointly encode the plurality of control information using a block code;', 'modulate the encoded control information to generate a plurality of modulated symbols using a selected modulation scheme;', 'multiply a selected sequence with the modulated symbols to generate a plurality of multiplied sequences;', 'identify available transmission resources comprised of a plurality of equal duration resource elements in time and frequency domain, with each resource element corresponding to a respective one of a plurality of subcarriers, and a number of the subcarriers being equal to a number of elements within each of the plurality of multiplied sequences;
map the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in an opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and
convert the mapped sequences to radio frequency signals for transmission.', 'map the plurality of multiplied sequences into two sets of resource elements in time and frequency domains in a subframe, with a number of resource elements in the two sets being equal to a number of elements of the plurality of multiplied sequences, a first set of the two sets of resource elements being located in one edge of the subframe in the frequency domain and in a first half of the subframe in the time domain, and a second set of the two sets of resource elements being located in an opposite edge of the subframe in the frequency domain and in a second half of the subframe in the time domain; and', 'convert the mapped sequences to radio frequency signals for transmission.', '12. The apparatus of claim 11, wherein the control signal is generated by:
mapping the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.', 'mapping the plurality of multiplied sequences into the two sets of resource elements with one element of each multiplied sequence corresponding to one resource element.', '13. The apparatus of claim 11, wherein, when identifying the available transmission resources, each resource element is formed with Y subcarriers, each of the plurality of multiplied sequences includes Z elements, and Y/Z=B, where B is a positive integer, and
when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.', 'when mapping the plurality of multiplied sequences into the two sets of resource elements, each resource element corresponds to B multiplied sequences.', '14. The apparatus of claim 11, wherein the control signal is generated by selecting a subset of multiplied sequences to be mapped into the first set of the two sets of resource elements, with the number of elements of the multiplied sequences within the subset of multiplied sequences being equal to the number of resource elements in the two first set of resource elements,
wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.', 'wherein mapping the plurality of multiplied sequences into the two sets of resource elements comprises mapping the multiplied sequences within the subset of multiplied sequences into the two sets of resource elements with each element of a multiplied sequence corresponding to one resource element.', '15. The apparatus of claim 14, wherein each multiplied sequence is formed with N bits, and wherein a relationship between the total number of multiplied sequences and a number of bits in each multiplied sequence is established by:
M=2N,
where M is the total number of multiplied sequences.', 'M=2N,', 'where M is the total number of multiplied sequences.']
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