Transmitter and receiver for master information block over physical broadcast channel
Described is an apparatus of an Evolved Node-B (eNB) operable to communicate with a User Equipment (UE) on a wireless network. The apparatus may comprise a circuitry operable to generate a Master Information Block (MIB) for transmission on one or more Physical Resource Blocks (PRBs). The apparatus may also comprise a circuitry operable to map the MIB onto at least one Orthogonal Frequency Division Multiplexing (OFDM) symbol of the PRBs outside of symbols 7, 8, 9 , and 10 . Transmission of the PRBs may be subject to an LBT procedure.
1. An apparatus of an Evolved Node-B (eNB) operable to communicate with a User Equipment (UE) on a wireless network, comprising:
a memory to store instructions; and
one or more processors to:
generate a Master Information Block (MIB) for transmission on one or more Physical Resource Blocks (PRBs) spanning a plurality of Orthogonal Frequency Division Multiplex (OFDM) symbols, the MIB carrying subframe index information and a set of most significant bits of system frame number (SFN) information, wherein a set of least significant bits of the SFN information is indicated via selection of a Cyclic Redundancy Check (CRC) and a scrambling sequence associated with the MIB; and
map the MIB onto at least one OFDM symbol of the PRBs outside of symbols 7 , 8 , 9 , and 10 , wherein transmission of the PRBs is subject to a Listen Before Talk (LBT) procedure.
2. The apparatus of claim 1 , wherein the subframe index information comprises a subframe offset from a start of a half radio frame.
3. The apparatus of claim 1 , wherein the subframe index information comprises four bits.
4. The apparatus of claim 1 , wherein the MIB comprises 28 bits plus a number of bits X, wherein X is an integer other than 12.
5. The apparatus of claim 1 , wherein the one or more processors are to:
map the MIB onto OFDM symbols 4 , 7 , 8 , 9 , 10 , and 11 of the PRBs.
6. The apparatus of claim 1 , further comprising a transceiver circuitry for at least one of:
generating transmissions, encoding transmissions, processing transmissions, or decoding transmissions.
7. Machine readable storage media having machine executable instructions that, when executed, cause one or more processors of an Evolved Node-B (eNB) operable to communicate with a User Equipment (UE) on a wireless network to perform operations comprising:
generating a Master Information Block (MIB) for transmission on one or more Physical Resource Blocks (PRBs) spanning a plurality of Orthogonal Frequency Division Multiplex (OFDM) symbols, the MIB carrying subframe index information and a set of most significant bits of system frame number (SFN) information, wherein a set of least significant bits of the SFN information is indicated via selection of a Cyclic Redundancy Check (CRC) and a scrambling sequence associated with the MIB; and
mapping the MIB onto at least one OFDM symbol of the PRBs outside of symbols 7 , 8 , 9 , and 10 , wherein transmission of the PRBs is subject to a Listen Before Talk (LBT) procedure.
8. The machine readable storage media of claim 7 , wherein the subframe index information comprises a subframe offset from a start of a half radio frame.
9. The machine readable storage media of claim 7 , wherein the subframe index information comprises four bits.
10. The machine readable storage media of claim 7 , wherein the MIB comprises 28 bits plus a number of bits X, wherein X is an integer other than 12.
11. The machine readable storage media of claim 7 , the operations further comprising:
mapping the MIB onto OFDM symbols 4 , 7 , 8 , 9 , 10 , and 11 of the PRBs.
12. The machine readable storage media of claim 7 , wherein the MIB carries a bandwidth indicator comprising one bit, the set of most significant bits of SFN information comprising eight bits, and a CRC field comprising 16 bits.
13. An apparatus of a User Equipment (UE) operable to communicate with an Evolved Node-B (eNB) on a wireless network, comprising:
a memory to store instructions; and
one or more processors to:
process a Master Information Block (MIB) received on one or more Physical Resource Blocks (PRBs) spanning a plurality of Orthogonal Frequency Division Multiplex (OFDM) symbols, the MIB carrying subframe index information and a set of most significant bits of system frame number (SFN) information, wherein a set of least significant bits of the SFN information is indicated via selection of a Cyclic Redundancy Check (CRC) and a scrambling sequence associated with the MIB; and
de-map the MIB from at least one OFDM symbol of the PRBs outside of symbols 7 , 8 , 9 , and 10 , wherein the PRBs are received over an unlicensed spectrum.
14. The apparatus of claim 13 , wherein the subframe index information comprises a subframe offset from a start of a half radio frame.
15. The apparatus of claim 13 , wherein the subframe index information comprises four bits.
16. The apparatus of claim 13 , wherein the MIB comprises 28 bits plus a number of bits X, wherein X is an integer other than 12.
17. The apparatus of claim 13 , wherein the one or more processors are to:
de-map the MIB from OFDM symbols 4 , 7 , 8 , 9 , 10 , and 11 of the PRBs.
18. The apparatus of claim 13 , further comprising a transceiver circuitry for at least one of:
generating transmissions, encoding transmissions, processing transmissions, or decoding transmissions.
19. Machine readable storage media having machine executable instructions that, when executed, cause one or more processors of a User Equipment (UE) operable to communicate with an Evolved Node-B (eNB) on a wireless network to perform operations comprising:
processing a Master Information Block (MIB) received on Physical Resource Blocks (PRBs) spanning a plurality of Orthogonal Frequency Division Multiplex (OFDM) symbols, the MIB carrying subframe index information and a set of most significant bits of system frame number (SFN) information, wherein a set of least significant bits of the SFN information is indicated via selection of a Cyclic Redundancy Check (CRC) and a scrambling sequence associated with the MIB; and
de-mapping the MIB from at least one OFDM symbol of the PRBs outside of symbols 7 , 8 , 9 , and 10 , wherein the PRBs are received over an unlicensed spectrum.
20. The machine readable storage media of claim 19 , wherein the subframe index information comprises a subframe offset from a start of a half radio frame.
21. The machine readable storage media of claim 19 , wherein the subframe index information comprises four bits.
22. The machine readable storage media of claim 19 , wherein the MIB comprises 28 bits plus a number of bits X, wherein X is an integer other than 12.
23. The machine readable storage media of claim 19 , the operations further comprising: de-mapping the MIB from OFDM symbols 4 , 7 , 8 , 9 , 10 , and 11 of the PRBs.
24. The machine readable storage media of claim 19 , wherein the MIB carries a bandwidth indicator comprising one bit, the set of most significant bits of SFN information comprising eight bits, and a CRC field comprising 16 bits.