The UE shall assume the sequence of symbols constituting the primary synchronization signal to be scaled by a factor to conform to the PSS power allocation specified in [5, TS 38. 212 7. % Create  PBCH payload is of 56 bits including 24 bit CRC. PBCH (Physical Broadcast Channel). SS/PBCH can be placed. To be tested. age within the cell. (in frequency) on channel raster (as in LTE) or the newly defined sync channel  It also includes incorporating the MSB of the subcarrier offset k_SSB from the PBCH payload bits in the case of L_max=4 or 8 SS/PBCH blocks per burst. MIB (Master Information Block) Content A 56-bit payload PBCH (including CRC) is mapped to a total of 240 tones. A scrambling sequence is generated based on time information signaling within the unscrambled bit sequence. Physical Downlink Shared Channel: PDSCH DMRS . Jun 15, 2020 · For L = 64, the UE determines the 3 MSB bits of the SSB index per half frame by PBCH payload bits. Jun 26, 2019 · In the method, a physical broadcast channel (PBCH) includes one or more bits, wherein the one or more bits indicate additional system information when a frequency of the wireless system is within a frequency range up to a predefined frequency and indicate a location of a slot group in a synchronization signal burst set when the frequency of the wireless system is above the predefined frequency, and wherein the slot group comprises at least one synchronization signal block and the managed to sync, but PBCH payload not ok. Payload. PBCH transmitter is designed based on the technical speci cations by 3GPP for 5G NR. 1 PBCH payload generation Denote the bits in a transport block delivered to layer 1 by, where is the payload size generated by higher layers. . number of CCE. Feb 18, 2021 · PBCH中包括主信息块(MIB,Master Information Block)和其他与SSB传输时间有关的信息(additional timing related PBCH payload bits),共56个比特。PBCH中包含解调参考信号(DM-RS)。 参考协议38. 2. 6 MHz t Unused SS block candidate resources can be used for data communication etc. UE to be updated. Jul 03, 2013 · Although the contents within 4 consecutive PBCH will remain same as the PBCH carries MIB and the MIB can change only after 40 milliseconds since the first PBCH transmission. 2 = 50. , whose capacity may be limited. These 3 bits are only needed for operation above 10 GHz and are included as explicit information within the PBCH payload. 4. The SSB periodicity can be configured by higher layer parameter ssb-periodicityServingCell. waiting for feedback from Runel Florian Kaltenberger on interoperability testing have a testvector & parameters from RunEl (273 PRB) 2 Channels supported SS Block (PSS,SSS,PBCH) DL Control Channel (PDCCH) DL Shared Channel (PDSCH) Random Access Channel (PRACH) UL Control Channel (PUCCH) UL Shared Channel (PUSCH) 3 Sub Carrier Spacing 15kHz, 30kHz, 60kHz 4 Bandwidth Upto 100MHz (FR1) 5 Modulation Scheme QPSK, QAM16, QAM64, QAM256 6 Number of Antenna 4T 4R if the SCS of SS/PBCH blocks is provided by ssbSubcarrierSpacing: if SCS equals 15 / 120 / 240 kHz, Case A / D / E shall be used, respectively. The PBCH CRC is scrambled (XORed) with a 16 bit mask, which is antenna specific, i. ▫ Higher layers. The Simulink models described in this example are HDL optimized implementations of SSB decoding and MIB recovery for 5G. The non-core part is the LTE-M specific repetitions where the 'core' PBCH symbols are repeated up to 5 times depending on the duplex mode and cyclic The example aids understanding of the control region used in an LTE downlink subframe and its channel structure by showing how a Downlink Control Information (DCI) message is generated and transmitted over a Physical Downlink Control Channel (PDCCH) and recovered by performing blind decoding using the LTE Toolbox™. sharetechnote. Thus, the MIB requires a total of 24 bits. A PDCCH is carried by 1, 2, 4, 8 or 16 control channel elements (CCEs) to accommodate different DCI payload size or different coding rates. 1-n. This is sufficient for operation below 6 GHz (FR1) where there can be at most eight SS blocks within an SS burst set. The details of generating that bitstream will be covered in a future post. 10 bit SFN. 0-4. Part  18 Feb 2020 6 GHz, the possible subcarrier spacings Δ for the PBCH are only the same antenna ports as the payload data, the NR works differently. , on a frequency grid noted as © Keysight Technologies 2017 Understanding the 5G NR Physical Layer Javier Campos NR Physical Layer Architect RAN1 Delegate November 1st, 2017 A 56-bit payload PBCH (including CRC) is mapped to a total of 240 tones. DL-SCH. Supported DCI formats: 00 (UL), 10 (DL) NR-PDSCH. 212]. This process includes reconstituting the 10-bit system frame number (SFN) NFrame from the 6 MSBs in the MIB and the 4 LSBs in the PBCH payload bits. with highly efficient polar encoder and de-coder. In other words, PBCH contents, including information such as SFN, SSB index, raster offset, default DL numerology, RMSI configuration, DM-RS location, etc. Spare Extension. This example is one of a related set which show the workflow for designing and deploying a 5G NR cell search and MIB recovery algorithm to hardware. Also 8 bit extra information is added to the PBCH payload by Layer 1. 213 specification. In the method, a physical broadcast channel (PBCH) includes one or more bits, wherein the one or more bits indicate additional system information when a frequency of the wireless system is within a frequency range up to a predefined frequency and indicate a location of a slot group in a synchronization signal burst set when the frequency of Oct 02, 2018 · Aspects of the disclosure provide a method and device performing input bit allocation that includes receiving broadcasting information bits, generating timing related bits for the broadcasting information bits, and selecting a portion of the generated timing related bits. 17 information to all UEs. The MIB payload worth 24 bit is received from higher layer to physical layer and the physical layer will follow below processes, Jun 01, 2020 · The DMRS occupies almost 25% of the Resource Elements allocated to the PBCH so the PBCH payload has 48 x 12 x 0. SS/PBCH block transmission periodicity (e. Auto MIB is disabled when channel coding is off. Otherwise, Remaining aspects on NR-PBCH contents and payload: vivo: imported from 3GU: R1‑1719758: Discussion on Remaining Minimum System Information: vivo: imported from 3GU: R1‑1719759: Remaining details on NR paging design: vivo: imported from 3GU: R1‑171976---R1‑1719760: Remaining issues for RLM: vivo: imported from 3GU: R1‑1719761 ETSI 3GPP TS 38. It also includes incorporating the MSB of the subcarrier offset k_SSB from the PBCH payload bits in the case of L_max=4 or 8 SS/PBCH blocks per burst. PBCH PBCH DMRSforPBCH 127subcarrier 20 resource blocks Subcarrier spacing of SS/PBCH block Transmission bandwidth of SS/PBCH block 15 kHz 3. The coded bits of PBCH code blocks are mapped across REs in PBCH. Physical Downlink Control Channel: PDCCH Physical Layer Processing. And this half frame could be the first half or second half of a frame, it will be available in the the PBCH payload as defined in 38. Simply put, PBCH is a kind of container and MIB is the contents of the container. Eight different scrambling patterns can be used for the PBCH, allowing for the implicit indication of up to eight different SS-block time indices. 212) for PBCH NR PBCH 2ndScrambler: Perform second scrambling (in 38. 6 MHz 30 kHz 7. As per 38. As shown in the figure, PBCH is downlink only channel. The pbch processing subsystem performs DMRS search, channel estimation and equalization, and QPSK demodulation and descrambling. C Payload Fields. The PBCH broadcasts a limited number of parameters essential for initial access of the cell such as downlink system bandwidth, the Physical Hybrid ARQ Indicator Channel structure, and the most significant eight-bits of the System Frame Number. SSB Pattern : Specifies the candidate SS/PBCH blocks with different subcarrier spacing configurations as defined in the section 4. Physical Downlink Shared Channel: PDSCH DMRS. The option for the MAC layer doing the full generation of the PBCH payload is not supported in this release and it will be added in the maintainance release cycle. Two scrambling operations are performed as shown. 321]. 212,7. Incoming data is stored in a RAM buffer where it is held until startProcessing is asserted, indicating that all required information is available to start the DMRS search process. In other words, PBCH contents,  1 Jun 2020 3GPP has specified 4 subcarrier spacings for the SS/PBCH Block. DMRS for PBCH. 1 following steps are followed to generate the PBCH payload. CORESET is dedicated to RMSI scheduling. 75 = 432 or you can calculate it this way (240*2+48*2) *. The content consists of : Timing information : 3 bit MSB of SSB index + 1 bit half frame index. 0 Release 15 2 ETSI TS 138 212 V15. It is defined as follows. 0 Release 16 2 ETSI TS 138 212 V16. NR-PDCCH. 213] and mapped to resource elements in increasing order of where and are given by Table 7. Oct 10, 2020 · The PBCH is transmitted as part of SS/PBCH Block The actual payload of the MIB occupies 23 bits but an additional 1 bit is required to indicate the BCCH message type. PBCH has a transmit-time-interval. 1 of 3GPP TS 38. Page 19. 0 (2020-07) Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. CRC) is mapped to a total of 240 tones. g. NR-PBCH. 1 节处理完后相当于就是 PBCH 的传输块 (TB) 了,其长度由输入的 24 比特变成了 24+8=32 比特了。 PBCH symbols, returned as a numeric matrix. See Master Information Block section for the details of MIB. 1 of [4, TS 38. 212 version 15. 기지국이 물리 방송 채널(Physcial Broadcast CHannel, PBCH)를 전송하는 방법은, 폴라 코드(pola code)를 이용하여 PBCH 전송을 위한 소정 서브프레임의 2개의 심볼 각각에 대해 동일한 인코딩된 데이터 비트를 생성하는 단계; 및 상기 생성된 동일한 인코딩된 데이터 비트를 상기 소정 서브프레임의 2개의 심볼 Open source SDR LTE software suite from Software Radio Systems (SRS) - srsLTE/srsLTE Jul 02, 2019 · So the tx opportunity will be in 2nd, 8th, 16th so on slots in a half frame. 75 = 432 Resource Elements. If it is set to Off, Payload Data is editable and you can set PBCH contents manually. The following table summarizes the number of bits occupied by the information/field within PBCH/ MIB. 212 version 16. sym contains the complex symbols of the Physical Broadcast Channel (PBCH) for cell-wide settings, enb, and codeword, cw. The PBCH payload includes a 6-bit Master Information Block (MIB), an 8-bit System Frame Number  27 Jan 2020 The PBCH payload is mandatory composed of A = 32 information bits and P = 24 CRC bits, which requires an interleaver of size K = 56, while the. they're used to gather information about the pages you visit and how many clicks you need to accomplish a task. 8 MHz 240 kHz 57. PBCH has a transmit-time-interval (TTI)of80ms. CORESET Configuration. (TTI) of 80 ms. 5G NR Uplink Physical Channels Apr 20, 2016 · PBCH Transmission. Should be ok now. 2 of the 3GPP TS 36. PCH. An explicit part included in the PBCH payload. Inotherwords,PBCHcontents,includinginformationsuchas SFN, SSB index, raster offset, default DL numerology, RMSI configuration, DM-RS location, etc. PBCH Transmission. Finally the performance of the PBCH receiver is analyzed at low SNR values SS/PBCH block is added to the waveform when you select SSB Enabled. Control information. Highly efficient 3GPP compliant polar encoder and decoder. The present document has not been subject to any approval process by the 3GPP Organizational Partners and shall not be implemented. The numerology used for RMSI is indicated in the PBCH payload. ETSI 3GPP TS 38. 2 MHz 120 kHz 28. 0 specifications. 3. subCarrierSpacingCommon: Indicates the Subcarrier spacing for SIB1, Message 2/4 for initial access and System Information-messages. Blocks allocated to the PBCH accommodate both the PBCH payload and  higher-layer parameter ssb-SubcarrierOffset and for FR1 the most significant bit of is given by in the PBCH payload as defined in clause 7. Jun 26, 2019 · A method for synchronization in a wireless system. , are updated every 80 ms. PDSCH. DCI. 6. The report aims at a detailed description on PBCH design, transmission and reception subject to a time varying wireless channel. Frame. 1 of [8, TS 38. A cyclic shift 1002 may be applied separately on each of these three output streams. PBCH has a transmit-time-interval (TTI) of 80 ms. PBCH Transmission The MIB payload worth 24 bit is received from higher layer to physical layer and the physical layer will follow below processes, Channel estimation is performed using DMRS. The UE may assume half frame periodicity i. 20 Jun 2018 PBCH payload generation, scrambling, encoder. , 20 ms) Detect frame/slot timing PBCH Payload. We now have to subtract the overhead related to control signaling such as PDCCH and PBCH channels, reference & synchronization signals, and coding. 收到SSB后,最主要的系统信息就会在PBCH中承载,也就是 通常所说的MIB。 在这里插入图片描述 这个就是PBCH中所承载  상기 제1 뉴머랄러지(numerology) 정보에 기반하여 PBCH(physical broadcast 제어 부대역을 위해 사용된 부반송파 간격은 PBCH의 페이로드, 즉 MIB에 나타내어. Hence, it is impossible to adopt the same An explicit part included in the PBCH payload. 4 Mbps. So you may easily guess that the size of PBCH (the container) would be at least the same or larger than the size of MIB(the contents). e, there is a specific mask for 1 antenna, 2 antennas and 4 antennas. Its size is N-by-CellRefP, where N is the number of modulation symbols for one antenna port and CellRefP is the number of antenna ports. NR Uplink Physical Channel. 25 MHz, 2. 5 MHz, 5 MHz, 10 MHz, and 20 MHz, e. The channel equalization equalizes the time varying channel effect on the symbols and is further decoded to obtain PBCH payload. The coding rate depends upon the aggregation level allocated to the PDCCH i. PBCH Physical Layer Processing. and DCIs in the PDCCH, where a larger number of assistant. 5ms if not configured by higher layer. CORESET. 5G-Xcast_D3. PBCH uses polar codes in channel coding and  27 Jan 2009 PBCH. By decoding the DMRS, UE is able to figure out SSB index and half frame number. In this paper, there proposes a method to solve the problem of combining multiple PBCH blocks in 5G NR systems. PBCH Transport Proces. Coding and Modulation Scheme for PDCCH Polar Coding is used as a channel coding for the PDCCH. 7 The decoded PBCH information includes a scrambled PBCH payload and an unscrambled bit sequence. Jun 27, 2011 · The MIMO data rate is then 2 x 25. 2019年7月20日 五、PBCH payload. The half bit information will be avaible in the PBCH payload as well as in the PBCH DMRS signal. 5G NR PBCH • PBCH TTI : 80 ms • PBCH payload : 56 bits including CRC • PBCH channel coding scheme: Polar code • The figure depicts physical layer processing for PBCH information. 2-2. 11 5G/NR - PBCH Home : www. 1. Set whether MIB is generated automatically, when enabled, the contents under Master Information Block will be included in the payload data. PBCH payload contains MIB information which is given by higher layer. 1 Mapping of PSS within an SS/PBCH block. The MIB payload worth 24 bit is received from higher layer to physical layer and the physical layer will follow below . Receiver validated for single beam and known SSB offset. PDCCH. While generating the PBCH payload and additional timing related PBCH payload bits are generated (an octet) as shown below. Apr 08, 2015 · Although the contents within 4 consecutive PBCH will remain same as the PBCH carries MIB and the MIB can change only after 40 milliseconds since the first PBCH transmission. testing PBCH RX with waveforms generated by SMBV: detection of Cell ID ok (PSS & SSS), constellation looks ok, but PBCH CRC failure. 101 Table 5. Will also compare to implementation to Son Dang. In NR, SS/PBCH block(SSB) consists of Synchronization signal(SS) and varying channel effect on the symbols and is further decoded to obtain PBCH payload  The numerology used for RMSI is indicated in PBCH payload. The lowest order information bit is mapped to the most significant bit of the transport block as defined in Clause 6. 8. Other part is carried by PBCH Payload (Remaining Minimum System Core PBCH and Non-core PBCH - LTE-M PBCH is divided into two parts; the 'core' PBCH which is the normal LTE PBCH and is transmitted in the first subframe of every frame with 40ms periodicity. Broadcast Control Channel (PBCH) and obtain important system information. The above octet used for the calculation of SFN and SSB Carrier offset. Mar 17, 2020 · The PHICH duration in the MIB is always set to Normal when the PBCH payload type is set to Auto Configure When the PBCH payload type is set to Auto Configure, the master information block (MIB) configuration follows section 6. Other PDCCH Usages: MU-MIMO and Beamforming. 7. Type0-PDCCH common search space set configured by pdcch-ConfigSIB1 in MasterInformation-Block. 331 v8. The present document has been developed within the 3rd Generation Partnership Project (3GPP TM) and may be further elaborated for the purposes of 3GPP. 331 RRC messages using asn1c* Generation of MIB Application to read configuration file and program gNB RRC RRC -> MAC configuration ongoing NR FAPI-style interface ongoing for MAC->PHY configuration Jan 30, 2015 · Apart from these, which are carried by the MIB payload itself, the MIB CRC, which is 16 bits also carries some more information, apart from serving as a forward error correction method. Each CCE consists of 6 REGs. Decoding for PUCCH format 0 is not supported. # UE chooses the best beam and It decodes the PBCH information such as SFN, raster offset, SSB index, default DL numerology, RMSI configuration, DM-RS location, etc. The following controls are configurable only when you select the SSB Enabled check box. ➢ PBCH DMRS and PBCH modulation. PBCH data is generated and loaded with Demodula- Specifying multiple DCI formats with an equal size payload reduces the number of blind decoding attempts required by the UE. failures. These are estimated as follows: PDCCH channel can take 1 to 3 symbols out of 14 in a subframe. Apr 22, 2019 · The PBCH data payload comes from a polar encoding of MIB data. Synchronization signals are transmitted twice per 10 ms radio frame. - < 6 GHz: 15 or 30 kHz (60 kHz cannot be used because it is optional for the UEs). PBCH payload contains the following information –. MA. – 1 bit to indicate 1 or 3 OFDM symbols. PSS, SSS, and PBCH are all 从上图可看出: SFN 的低 4 比特是紧接在高层产生的 PBCH payload ( 24 比特)之后。 38. PBCH. The SSB candidate position index indication method comprises: determining the maximum number of SSB candidate position indexes capable of being sent in a DRS transmission window under the current subcarrier space; determining the number of bits occupied for sending the SSB candidate position indexes according to the maximum number of the SSB However, in 5G NR systems, the payload of PBCH includes the system frame number and the payloads of multiple frames are not exactly consistent. We use analytics cookies to understand how you use our websites so we can make them better, e. 211 7. PDCCH Features. Channel estimation is performed using DMRS. com. The MIB payload worth 24 bit is received from higher layer to physical layer and the physical layer will follow below  예를 들어, 물리 하향링크 공유 채널(physical downlink shared channel, PDSCH), 물리 브로드캐스트 채널(physical broadcast channel, PBCH), 물리 멀티캐스트  2019年7月22日 PBCH Payload以及对应的含义如下图所示。 当我们成功解调出PBCH Payload 之后,我们就得到了MIB,以及Lmax=8/64时,对应的SSB  30 Dec 2019 Physical Broadcast Channel (PBCH). Padding. RRC, RL. The Decoded Symbols trace includes both payload bits and CRC bits when Decoded TB is selected. Data Types: double Complex Number Support: Yes In an example, using combinations of the various design options allows to reduce a required number of bits to be carried in the payload of the PBCH, e. For operation in higher NR frequency range (FR2), there can be up to 64 SS blocks within an SS burst set, implying the need for 3 additional bits to indicate the SS-block time index. 7 May 21, 2018 · NR PBCH 1stScrambler: Perform first scrambling (in 38. Mar 05, 2020 · # PBCH carries MIB information # PBCH TTI: 80 ms # PBCH payload: 56 bits (including CRC) # PBCH channel coding scheme: Polar Code # PBCH used total 574 resource elements. The PBCH uses QPSK modulation and it transmits a cell specific demodulation reference signal, DMRS pattern that can be used aid with beam-forming. The scrambled PBCH payload is de-scrambled using the scrambling sequence, to obtain master information block (MIB) information. Dec 30, 2019 · a. 212 section 7. It  9 May 2019 The total payload of the PBCH is 56 bits, including a 24-bit cyclic redundancy check (CRC) [15]. The PBCH uses QPSK modulation so this equals to 864 bits. Downlink physical channels. Introduction. Jul 10, 2020 · A PDCCH is confined to one CORESET and transmitted with its own demodulation reference signal (DMRS) enabling UE-specific beamforming of the control channel. For now, TS 38. The distorted and attenuated signal at the receiver is converted to frequency domain using FFT. ➢ Import of 38. 1-1 and represent the frequency and time indices, respectively, within PBCH Payload. According to certain aspects, a cyclic shift of one coded bit in the coded payload is equivalent to performing one cyclic shift on un-encoded bits, based on TBCC properties, and applying the cyclic shift to the coded and uncoded bits are equivalent. 1 descibes the procedure for scrambling the block of bits provided as the PBCH payload. code for PBCH payload generation rewritten based on new insights. # The PBCH uses QPSK modulation and it transmits a cell specific demodulation reference signal, DMRS pattern. PBCH is the name of the channel that carries MIB in it. C. Minimum SI (System Informations) is carried onto a PBCH channel. Analytics cookies. The MIB payload worth 24 bit is received from higher layer to physical layer and the physical layer will follow below processes, Introduction. 0 (2020-01) Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The PBCH uses a fixed data format and there is one block that extends over a TTI of 80 ms. BCH. if SCS equals 30 kHz, for frequency bands with only 15 kHz SS/PBCH block SCS as specified in TS 38. Dec 22, 2018 · For L = 64, the UE determines the 3 MSB bits of the SSB index per half frame by PBCH payload bits. Physical Channel. Jun 24, 2020 · PBCH • 4-symbol x 72 subcarriers • Payload: 40 bits, including CRC bits • Periodicity: 10ms • 2-symbol x 288 subcarriers; PBCH payload generation, scrambling, encoder PBCH DMRS and PBCH modulation Higher layers Import of 38. Mar 05, 2020 · • An explicit part included in the PBCH payload. 331,38. Nov 06, 2020 · The polynomial g 24 (x) is used for the payload in PBCH. - > 6 GHz: 60  5 Aug 2020 the same content of PBCH payload. 211) for PBCH NR PBCH ChannelCoder NR PBCH Payload: Generate PBCH payload NR PDCCH ChannelCoder NR PDCCH Scrambler: NR Downlink and Uplink Scrambler NR PDSCH ChannelCoder NR PDSCH ChannelDecoder For example, a 1/3 tail-biting convolution code (TBCC) may be applied by transmitter 1040 to the PBCH payload of 40 bits with three output streams of 40 bits each. PDCCH where A is the payload size and L is the. 3-1: Case B shall be used. 2nd part included in the PBCH payload. PBCH payload contains information which is useful for synchronisation of UE with the cell. The main purpose of PBCH is to carry(broadcast) MIB. For PUCCH formats 1, 2, 3 and 4, when the UCI bit size (PUCCH bit number) is less than 12 bits, there is no CRC result , and the decoded bits are displayed in the Decoded Symbols trace. b. outside the MIB encoding). Finally the performance of the PBCH receiver is analyzed at low SNR values. e. 5 shows an exemplary payload for each PBCH transmission. 331 RRC messages  2018年8月10日 PBCH Payload产生后(32比特)——>加扰——>CRC添加——>Polar编码——>速率 匹配。 其中,加扰后输出数据长度不变,还是32比特。 CRC(24  20 Apr 2016 PBCH Transmission. 2. 30 Nov 2018 PBCH payload contains a Master Information Block (MIB), which provides minimum system. (1) PBCH Payload Generation · (2) Scrambling  PBCH의 payload는 하향링크 시스템 대역폭, PHICH configuration 정보, system frame number (SFN) 정보로 구성되며, payload에 CRC를 첨가하여 1/3 tail-biting  PBCH payload size including 24-bit CRC is 56-bits. Nov 29, 2019 · However, in 5G NR systems, the payload of PBCH includes the system frame number and the payloads of multiple frames are not exactly consistent. It consists of a parameter c_init (initial value), which is composed of physical cell ID, half frame number and SSB index. Table 4. PBCH payload generation . Carries Master Information Block (MIB). CORESET Configuration for EN-DC. One part is carried by PBCH DMRS (Minimum System Information). Above 4 bits are the 4th, 3rd, 2nd and 1st LSB of SFN respectively. The PSS is   A 56-bit payload PBCH (including. – 2 bits indicate 1 PDCCH = 1, 2, 4, 8 CCEs depending on DCI payload and channel coding  3 Jul 2013 PBCH Transmission. Hence, it is impossible to adopt the same combination approach as that in LTE. NR Physical PBCH Processing Subsystem. The rest of the Remaining Minimum System Information (RMSI) is carried on PDSCH. In LTE, operators are allowed to deploy LTE systems in units of, for example, 1. The UE Aug 06, 2018 · MIB carries 6 most significant bit (MSB) of the 10 bits and remaining 4 LSB of the SFN are conveyed in the PBCH transport block as part of channel coding (i. bits are necessary to enable early termination in the case of.