Multiplexing of channel state information and hybrid automatic repeat request—acknowledgement information
First Claim
Patent Images
1. An apparatus comprising:
- a hybrid automatic repeat request-acknowledgement (HARQ-ACK) module to generate a HARQ-ACK bit stream to indicate whether downlink data was successfully received on a physical downlink shared channel (PDSCH);
a channel state indicator module (CSI) to generate a CSI bit stream that relates to a channel state; and
a transmit module having an encoder section to generate a plurality of output streams based on the CSI bit stream and the HARQ-ACK bit stream and a rate matcher coupled with the encoding section to receive the plurality of output streams and to generate a rate-matched output bit sequence based on the plurality of output streams, wherein the rate matcher includes;
a plurality of sub-block interleaver modules to respectively receive the plurality of output streams from the encoder section and to provide a respective plurality of interleaved streams;
a bit collection module coupled with the plurality of sub-block interleaver modules to receive the plurality of interleaved streams and to output a bit-collection bit stream; and
a bit selection and pruning module coupled with the bit collection module to receive the bit-collection bit stream and provide the rate-matched output bit sequence;
the transmit module coupled with the HARQ-ACK module to receive the HARQ-ACK bit stream and further coupled with the CSI module to receive the CSI bit stream, the transmit module to;
jointly code the HARQ-ACK bit stream and the CSI bit stream on a physical uplink control channel (PUCCH) transmission if the number of uplink control information (UCI) bits, which include bits of the HARQ-ACK bit stream and the CSI bit stream, to be transmitted is not greater than a payload capacity of the PUCCH transmission; and
discard at least some bits of the CSI bit stream or bundle at least some of the bits of the HARQ-ACK bit stream if the number of UCI bits is greater than the payload capacity.
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Abstract
Embodiments of the present disclosure describe devices, methods, computer-readable media and systems configurations for multiplexing channel state information and hybrid automatic repeat request-acknowledgement information. Other embodiments may be described and claimed.
18 Citations
25 Claims
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1. An apparatus comprising:
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a hybrid automatic repeat request-acknowledgement (HARQ-ACK) module to generate a HARQ-ACK bit stream to indicate whether downlink data was successfully received on a physical downlink shared channel (PDSCH); a channel state indicator module (CSI) to generate a CSI bit stream that relates to a channel state; and a transmit module having an encoder section to generate a plurality of output streams based on the CSI bit stream and the HARQ-ACK bit stream and a rate matcher coupled with the encoding section to receive the plurality of output streams and to generate a rate-matched output bit sequence based on the plurality of output streams, wherein the rate matcher includes; a plurality of sub-block interleaver modules to respectively receive the plurality of output streams from the encoder section and to provide a respective plurality of interleaved streams; a bit collection module coupled with the plurality of sub-block interleaver modules to receive the plurality of interleaved streams and to output a bit-collection bit stream; and a bit selection and pruning module coupled with the bit collection module to receive the bit-collection bit stream and provide the rate-matched output bit sequence; the transmit module coupled with the HARQ-ACK module to receive the HARQ-ACK bit stream and further coupled with the CSI module to receive the CSI bit stream, the transmit module to; jointly code the HARQ-ACK bit stream and the CSI bit stream on a physical uplink control channel (PUCCH) transmission if the number of uplink control information (UCI) bits, which include bits of the HARQ-ACK bit stream and the CSI bit stream, to be transmitted is not greater than a payload capacity of the PUCCH transmission; and discard at least some bits of the CSI bit stream or bundle at least some of the bits of the HARQ-ACK bit stream if the number of UCI bits is greater than the payload capacity. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 24)
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9. An apparatus comprising:
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a hybrid automatic repeat request-acknowledgement (HARQ-ACK) module to generate a HARQ-ACK bit stream to indicate whether downlink data was successfully received on a physical downlink shared channel (PDSCH); a channel state indicator module (CSI) to generate a CSI bit stream that relates to a channel state; and a transmit module having an encoder section to generate a plurality of output streams based on the CSI bit stream and the HARQ-ACK bit stream and a rate matcher coupled with the encoding section to receive the plurality of output streams and to generate a rate-matched output bit sequence based on the plurality of output streams, wherein the rate matcher includes; a plurality of sub-block interleaver modules to respectively receive the plurality of output streams from the encoder section and to provide a respective plurality of interleaved streams; a bit collection module coupled with the plurality of sub-block interleaver modules to receive the plurality of interleaved streams and to output a bit-collection bit stream; and a bit selection and pruning module coupled with the bit collection module to receive the bit-collection bit stream and provide the rate-matched output bit sequence; the transmit module coupled with the HARQ-ACK module to receive the HARQ-ACK bit stream and further coupled with the CSI module to receive the CSI bit stream, the transmit module to; detect a potential scheduling conflict between a hybrid automatic repeat request-acknowledgement (HARQ-ACK) transmission using channel selection and a channel state information (CSI) transmission; and jointly code, based on detection of a potential scheduling conflict CSI bits of the CSI transmission and ACK/NACK bits of the HARQ-ACK transmission, on a physical uplink control channel (PUCCH) of a subframe with a tailbiting convolutional code (TBCC). - View Dependent Claims (10, 11, 12, 13)
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14. A method comprising:
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recognizing a potential collision between transmitting periodic channel state information (CSI) and transmitting hybrid automatic repeat request-acknowledgement (HARQ-ACK) in a subframe; determining a number of uplink control information (UCI) bits, which includes CSI bits of the CSI transmission and ACK/NACK bits of the HARQ-ACK transmission, to be transmitted in the subframe using a physical uplink control channel (PUCCH); if a normal cyclic prefix is used, spatially bundling the ACK/NACK bits by having a most significant bit represent spatially-bundled HARQ-ACK for a primary cell and a least significant bit represent spatially-bundled HARQ-ACK for a secondary cell, and modulating the spatially-bundled ACK/NACK bits on a second reference signal (RS) symbol of the subframe and modulating, after channel coding, encoded CSI bits on non-RS symbols; and if an extended cyclic prefix is used, jointly coding the CSI bits and the ACK/NACK bits and modulating the jointly encoded CSI bits and ACK/NACK bits on non-RS symbols of the subframe. - View Dependent Claims (15, 16, 17)
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18. A system comprising:
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user interfaces that include a display, a speaker, and a microphone; and a communication device coupled with the user interfaces to transmit and receive data over a wireless network, the communication device including; a hybrid automatic repeat request-acknowledgement (HARQ-ACK) module to generate a HARQ-ACK bit stream to indicate whether downlink data was successfully received on a physical downlink shared channel (PDSCH); a channel state indicator module (CSI) to generate a CSI bit stream that relates to a channel state; and a transmit module having an encoder section to generate a plurality of output streams based on the CSI bit stream and the HARQ-ACK bit stream and a rate matcher coupled with the encoding section to receive the plurality of output streams and to generate a rate-matched output bit sequence based on the plurality of output streams, wherein the rate matcher includes; a plurality of sub-block interleaver modules to respectively receive the plurality of output streams from the encoder section and to provide a respective plurality of interleaved streams; a bit collection module coupled with the plurality of sub-block interleaver modules to receive the plurality of interleaved streams and to output a bit-collection bit stream; and a bit selection and pruning module coupled with the bit collection module to receive the bit-collection bit stream and provide the rate-matched output bit sequence; the transmit module coupled with the HARQ-ACK module to receive the HARQ-ACK bit stream and further coupled with the CSI module to receive the CSI bit stream, the transmit module to; if an extended cyclic prefix is used, jointly code bits of the HARQ-ACK bit stream and bits of the CSI bit stream; and if a normal cyclic prefix is used, jointly code a first set of bits of the HARQ-ACK bit stream with bits of the CSI bit stream and separately code a second set of bits of the HARQ-ACK bit stream. - View Dependent Claims (19, 20, 21, 22, 23, 25)
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Specification