impl_defs_top.h 19.7 KB
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/*******************************************************************************
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    OpenAirInterface 
    Copyright(c) 1999 - 2014 Eurecom
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    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
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    OpenAirInterface is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
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    You should have received a copy of the GNU General Public License
    along with OpenAirInterface.The full GNU General Public License is 
   included in this distribution in the file called "COPYING". If not, 
   see <http://www.gnu.org/licenses/>.
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  Contact Information
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  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@eurecom.fr
  
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  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
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 *******************************************************************************/
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/*! \file PHY/impl_defs_top.h
* \brief More defines and structure definitions
* \author R. Knopp, F. Kaltenberger
* \date 2011
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr
* \note
* \warning
*/

#ifndef __PHY_IMPLEMENTATION_DEFS_H__
#define __PHY_IMPLEMENTATION_DEFS_H__

/** @defgroup _ref_implementation_ OpenAirInterface LTE Implementation 
 * @{
 * @defgroup _physical_layer_ref_implementation_ Physical Layer Reference Implementation
 * @ingroup _ref_implementation_  
 * @{


 * @defgroup _PHY_STRUCTURES_ Basic Structures and Memory Initialization
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for defining and initializing the PHY variables during static configuration of OpenAirInterface.
 * @}

 * @defgroup _PHY_DSP_TOOLS_ DSP Tools
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for basic signal processing related to inner-MODEM processing.
 * @}

 * @defgroup _PHY_MODULATION_ Modulation and Demodulation
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for procedures related to OFDMA modulation and demodulation.
 * @}

 * @defgroup _PHY_PARAMETER_ESTIMATION_BLOCKS_ Parameter Estimation
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for procedures related to OFDMA frequency-domain channel estimation for LTE Downlink Channels.
 * @}

 * @defgroup _PHY_CODING_BLOCKS_ Channel Coding/Decoding Functions
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for procedures related to channel coding/decoding, rate-matching, segementation and interleaving.
 * @}

 * @defgroup _PHY_TRANSPORT_ Transport/Physical Channel Processing
 * @ingroup _physical_layer_ref_implementation_
 * @{
 * This module is responsible for defining and processing the PHY procedures (TX/RX) related to transport and physical channels.
 * @}
 * @}

 * @defgroup _PHY_PROCEDURES_ Physical Layer Procedures
 * @ingroup _ref_implementation_
 * @{
 * This module is responsible for defining and processing the PHY procedures (TX/RX) related to transport and physical channels.
 * @}

 */

#include "types.h"
#include "spec_defs_top.h"



/**@addtogroup _PHY_STRUCTURES_
 * @{ 
*/
#define NUMBER_OF_OFDM_CARRIERS (frame_parms->ofdm_symbol_size)
#define NUMBER_OF_SYMBOLS_PER_FRAME (frame_parms->symbols_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)
#define LOG2_NUMBER_OF_OFDM_CARRIERS (frame_parms->log2_symbol_size)
#define NUMBER_OF_USEFUL_CARRIERS (12*frame_parms->N_RB_DL)
#define NUMBER_OF_ZERO_CARRIERS (NUMBER_OF_OFDM_CARRIERS-NUMBER_OF_USEFUL_CARRIERS)
#define NUMBER_OF_USEFUL_CARRIERS_BYTES (NUMBER_OF_USEFUL_CARRIERS>>2)
#define HALF_NUMBER_OF_USEFUL_CARRIERS (NUMBER_OF_USEFUL_CARRIERS>>1)
#define HALF_NUMBER_OF_USEFUL_CARRIERS_BYTES (HALF_NUMBER_OF_USEFUL_CARRIERS>>2)
#define FIRST_CARRIER_OFFSET (HALF_NUMBER_OF_USEFUL_CARRIERS+NUMBER_OF_ZERO_CARRIERS)
#ifdef OPENAIR_LTE
#define NUMBER_OF_OFDM_SYMBOLS_PER_SLOT (NUMBER_OF_SYMBOLS_PER_FRAME/LTE_SLOTS_PER_FRAME)
#else
#define NUMBER_OF_OFDM_SYMBOLS_PER_SLOT 16
#endif

#ifdef EMOS
#define EMOS_SCH_INDEX 1
#endif //EMOS

#define EXTENSION_TYPE (PHY_config->PHY_framing.Extension_type)

#define NUMBER_OF_OFDM_CARRIERS_BYTES   NUMBER_OF_OFDM_CARRIERS*4
//#define NUMBER_OF_USEFUL_CARRIERS_BYTES NUMBER_OF_USEFUL_CARRIERS*4
#define HALF_NUMBER_OF_USER_CARRIERS_BYTES NUMBER_OF_USEFUL_CARRIERS/2

#define CYCLIC_PREFIX_LENGTH (frame_parms->nb_prefix_samples)
#define CYCLIC_PREFIX_LENGTH_SAMPLES (CYCLIC_PREFIX_LENGTH*2)
#define CYCLIC_PREFIX_LENGTH_BYTES (CYCLIC_PREFIX_LENGTH*4)
#define CYCLIC_PREFIX_LENGTH0 (frame_parms->nb_prefix_samples0)
#define CYCLIC_PREFIX_LENGTH_SAMPLES0 (CYCLIC_PREFIX_LENGTH0*2)
#define CYCLIC_PREFIX_LENGTH_BYTES0 (CYCLIC_PREFIX_LENGTH0*4)

#define OFDM_SYMBOL_SIZE_SAMPLES ((NUMBER_OF_OFDM_CARRIERS + CYCLIC_PREFIX_LENGTH)*2)   // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_SAMPLES0 ((NUMBER_OF_OFDM_CARRIERS + CYCLIC_PREFIX_LENGTH0)*2)   // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_SAMPLES_MAX 4096   // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES (OFDM_SYMBOL_SIZE_SAMPLES/2)                   // 32-bit units (i.e. complex samples)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0 (OFDM_SYMBOL_SIZE_SAMPLES0/2)                   // 32-bit units (i.e. complex samples)
#define OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX ((NUMBER_OF_OFDM_CARRIERS)*2)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES_NO_PREFIX (OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX/2)
#define OFDM_SYMBOL_SIZE_BYTES (OFDM_SYMBOL_SIZE_SAMPLES*2)
#define OFDM_SYMBOL_SIZE_BYTES0 (OFDM_SYMBOL_SIZE_SAMPLES0*2)
#define OFDM_SYMBOL_SIZE_BYTES_NO_PREFIX (OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX*2)

#define SLOT_LENGTH_BYTES (frame_parms->samples_per_tti<<1) // 4 bytes * samples_per_tti/2
#define SLOT_LENGTH_BYTES_NO_PREFIX (OFDM_SYMBOL_SIZE_BYTES_NO_PREFIX * NUMBER_OF_OFDM_SYMBOLS_PER_SLOT)

#define FRAME_LENGTH_COMPLEX_SAMPLES (frame_parms->samples_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)
#define FRAME_LENGTH_SAMPLES (FRAME_LENGTH_COMPLEX_SAMPLES*2)
#define FRAME_LENGTH_SAMPLES_NO_PREFIX (NUMBER_OF_SYMBOLS_PER_FRAME*OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX)
#define FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX (FRAME_LENGTH_SAMPLES_NO_PREFIX/2)

#define NUMBER_OF_CARRIERS_PER_GROUP (NUMBER_OF_USEFUL_CARRIERS/NUMBER_OF_FREQUENCY_GROUPS)

#define RX_PRECISION (16)
#define LOG2_RX_PRECISION (4)
#define RX_OUTPUT_SHIFT (4)


#define SAMPLE_SIZE_BYTES    2                                           // 2 bytes/real sample

#define FRAME_LENGTH_BYTES   (FRAME_LENGTH_SAMPLES * SAMPLE_SIZE_BYTES)  // frame size in bytes
#define FRAME_LENGTH_BYTES_NO_PREFIX   (FRAME_LENGTH_SAMPLES_NO_PREFIX * SAMPLE_SIZE_BYTES)  // frame size in bytes


#define FFT_SCALE_FACTOR     8                                           // Internal Scaling for FFT
#define DMA_BLKS_PER_SLOT    (SLOT_LENGTH_BYTES/2048)                    // Number of DMA blocks per slot
#define SLOT_TIME_NS         (SLOT_LENGTH_SAMPLES*(1e3)/7.68)            // slot time in ns


#ifdef EXMIMO
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#define TARGET_RX_POWER 55		// Target digital power for the AGC
#define TARGET_RX_POWER_MAX 55		// Maximum digital power, such that signal does not saturate (value found by simulation)
#define TARGET_RX_POWER_MIN 50		// Minimum digital power, anything below will be discarded (value found by simulation)
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#else
#define TARGET_RX_POWER 50		// Target digital power for the AGC
#define TARGET_RX_POWER_MAX 65		// Maximum digital power, such that signal does not saturate (value found by simulation)
#define TARGET_RX_POWER_MIN 35		// Minimum digital power, anything below will be discarded (value found by simulation)
#endif

//the min and max gains have to match the calibrated gain table
//#define MAX_RF_GAIN 160
//#define MIN_RF_GAIN 96
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#define MAX_RF_GAIN 200
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#define MIN_RF_GAIN 80

#define PHY_SYNCH_OFFSET ((OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES)-1)  // OFFSET of BEACON SYNCH
#define PHY_SYNCH_MIN_POWER 1000
#define PHY_SYNCH_THRESHOLD 100



#define ONE_OVER_SQRT2_Q15 23170


// QAM amplitude definitions

/// First Amplitude for QAM16 (\f$ 2^{15} \times 2/\sqrt{10}\f$)
#define QAM16_n1 20724
/// Second Amplitude for QAM16 (\f$ 2^{15} \times 1/\sqrt{10}\f$)
#define QAM16_n2 10362

///First Amplitude for QAM64 (\f$ 2^{15} \times 4/\sqrt{42}\f$)
#define QAM64_n1 20225
///Second Amplitude for QAM64 (\f$ 2^{15} \times 2/\sqrt{42}\f$)
#define QAM64_n2 10112
///Third Amplitude for QAM64 (\f$ 2^{15} \times 1/\sqrt{42}\f$)
#define QAM64_n3 5056

/// First Amplitude for QAM16 for TM5 (\f$ 2^{15} \times 2/sqrt(20)\f$)
#define QAM16_TM5_n1 14654
/// Second Amplitude for QAM16 for TM5 Receiver (\f$ 2^{15} \times 1/\sqrt{20}\f$)
#define QAM16_TM5_n2 7327

///First Amplitude for QAM64 (\f$ 2^{15} \times 4/\sqrt{84}\f$)
#define QAM64_TM5_n1 14301
///Second Amplitude for QAM64 (\f$ 2^{15} \times 2/\sqrt{84}\f$)
#define QAM64_TM5_n2 7150
///Third Amplitude for QAM64 for TM5 Receiver (\f$ 2^{15} \times 1/\sqrt{84}\f$)
#define QAM64_TM5_n3 3575


#ifdef BIT8_RXMUX
#define PERROR_SHIFT 0
#else
#define PERROR_SHIFT 10
#endif

#define BIT8_TX_SHIFT 2
#define BIT8_TX_SHIFT_DB 12

//#define CHBCH_RSSI_MIN -75

#ifdef BIT8_TX
#define AMP 128 
#else
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#define AMP 512//1024 //4096
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#endif

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#define AMP_OVER_SQRT2 ((AMP*ONE_OVER_SQRT2_Q15)>>15)
#define AMP_OVER_2 (AMP>>1)


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#ifndef OPENAIR_LTE
///
/// PHY-MAC Interface Defs 
///

/// Maximum number of parallel streams per slot
#define NB_STREAMS_MAX 4

/// Maximum number of frequency groups per slot
#define NB_GROUPS_MAX 16

/// Maximum number of control bytes per slot
#define NB_CNTL_BYTES_MAX 8

/// Maximum number of data bytes per slot
#define NB_DATA_BYTES_MAX 256

#define MAX_NUM_TB 32
#define MAX_TB_SIZE_BYTES 128

/// Size of SACCH PDU in Bytes
#define SACCH_SIZE_BYTES (sizeof(UL_SACCH_PDU)+4) 
/// Size of SACCH PDU in Bytes
#define SACCH_SIZE_BITS  (SACCH_SIZE_BYTES<<3)

#define MAX_SACH_SIZE_BYTES 1024


#define SACH_ERROR 1
#define SACCH_ERROR 2
#define SACH_MISSING 3
#define SACH_PARAM_INVALID 10

#endif //OPENAIR_LTE

/*
enum STATUS_RX {STATUS_RX_OFF,
		STATUS_RX_ON,
		STATUS_RX_SYNCING,
		STATUS_RX_CANNOT_SYNC,
		STATUS_RX_DATA_PROBLEM,
		STATUS_RX_LOST_SYNC,
		STATUS_RX_ABORT,
		STATUS_RX_TOO_LATE,
		STATUS_RX_CLOCK_STOPPED};

enum STATUS_TX {
  STATUS_TX_OFF,
  STATUS_TX_ON,
  STATUS_TX_INPUT_CORRUPT,
  STATUS_TX_ABORT,
  STATUS_TX_TOO_LATE,
  STATUS_TX_CLOCK_STOPPED};

enum MODE {
  SYNCHED,
  SYNCHING,
  NOT_SYNCHED};
*/

/// Data structure for transmission.
typedef struct {
  /// RAW TX sample buffer
  char *TX_DMA_BUFFER[2];
} TX_VARS ;  

/// Data structure for reception.
typedef struct {
  /// RAW TX sample buffer
  char *TX_DMA_BUFFER[2];
  /// RAW RX sample buffer
  int *RX_DMA_BUFFER[2];
} TX_RX_VARS;

/// Measurement Variables

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#define NUMBER_OF_SUBBANDS_MAX 13
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#define NUMBER_OF_HARQ_PID_MAX 8

#if defined(CBMIMO1) || defined(EXMIMO)
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#define MAX_FRAME_NUMBER 0x400
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#define NUMBER_OF_eNB_MAX 1
#define NUMBER_OF_UE_MAX 2
#define NUMBER_OF_CONNECTED_eNB_MAX 3
#else
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#define MAX_FRAME_NUMBER 0xFFFF
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#ifdef LARGE_SCALE
#define NUMBER_OF_eNB_MAX 2
#define NUMBER_OF_UE_MAX 120
#define NUMBER_OF_CONNECTED_eNB_MAX 1 // to save some memory
#else 
#define NUMBER_OF_eNB_MAX 7
#define NUMBER_OF_UE_MAX 16
#define NUMBER_OF_CONNECTED_eNB_MAX 3
#endif 
#endif

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#define NUMBER_OF_RN_MAX 3
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typedef enum {no_relay=1,unicast_relay_type1,unicast_relay_type2, multicast_relay} relaying_type_t;
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typedef struct
{
  //unsigned int   rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];     //! estimated received signal power (linear)
  //unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];  //! estimated received signal power (dB)
  //unsigned short rx_avg_power_dB[NUMBER_OF_CONNECTED_eNB_MAX];              //! estimated avg received signal power (dB)

  // RRC measurements
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  uint32_t rssi;
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  int n_adj_cells;
  unsigned int adj_cell_id[6];
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  uint32_t rsrq[7];
  uint32_t rsrp[7];
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  float rsrp_filtered[7]; // after layer 3 filtering
  float rsrq_filtered[7];
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  // common measurements
  //! estimated noise power (linear)
  unsigned int   n0_power[NB_ANTENNAS_RX];                        
  //! estimated noise power (dB)
  unsigned short n0_power_dB[NB_ANTENNAS_RX];                     
  //! total estimated noise power (linear)
  unsigned int   n0_power_tot;                                    
  //! total estimated noise power (dB)
  unsigned short n0_power_tot_dB;     
  //! average estimated noise power (linear)
  unsigned int   n0_power_avg;     
  //! average estimated noise power (dB)
  unsigned short n0_power_avg_dB;     
  //! total estimated noise power (dBm)                            
  short n0_power_tot_dBm;

  // UE measurements
  //! estimated received spatial signal power (linear)
  int            rx_spatial_power[NUMBER_OF_CONNECTED_eNB_MAX][2][2];       
  //! estimated received spatial signal power (dB) 
  unsigned short rx_spatial_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][2][2];    

  /// estimated received signal power (sum over all TX antennas)
  //int            wideband_cqi[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                     
  int            rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                     
  /// estimated received signal power (sum over all TX antennas)
  //int            wideband_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                  
  unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                  

  /// estimated received signal power (sum over all TX/RX antennas)
  int            rx_power_tot[NUMBER_OF_CONNECTED_eNB_MAX]; //NEW
  /// estimated received signal power (sum over all TX/RX antennas)
  unsigned short rx_power_tot_dB[NUMBER_OF_CONNECTED_eNB_MAX]; //NEW

  //! estimated received signal power (sum of all TX/RX antennas, time average)
  int            rx_power_avg[NUMBER_OF_CONNECTED_eNB_MAX];                                 
  //! estimated received signal power (sum of all TX/RX antennas, time average, in dB)
  unsigned short rx_power_avg_dB[NUMBER_OF_CONNECTED_eNB_MAX];                                 

  /// SINR (sum of all TX/RX antennas, in dB)
  int            wideband_cqi_tot[NUMBER_OF_CONNECTED_eNB_MAX];                                 
  /// SINR (sum of all TX/RX antennas, time average, in dB)
  int            wideband_cqi_avg[NUMBER_OF_CONNECTED_eNB_MAX];                                 

  //! estimated rssi (dBm)
  short          rx_rssi_dBm[NUMBER_OF_CONNECTED_eNB_MAX];                  
  //! estimated correlation (wideband linear) between spatial channels (computed in dlsch_demodulation)
  int            rx_correlation[NUMBER_OF_CONNECTED_eNB_MAX][2];            
  //! estimated correlation (wideband dB) between spatial channels (computed in dlsch_demodulation)
  int            rx_correlation_dB[NUMBER_OF_CONNECTED_eNB_MAX][2];         

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  /// Wideband CQI (sum of all RX antennas, in dB, for precoded transmission modes (3,4,5,6), up to 4 spatial streams)
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  int            precoded_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX+1][4];                               
  /// Subband CQI per RX antenna (= SINR)
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  int            subband_cqi[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX][NUMBER_OF_SUBBANDS_MAX];  
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  /// Total Subband CQI  (= SINR)
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  int            subband_cqi_tot[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];              
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  /// Subband CQI in dB (= SINR dB)
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  int            subband_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX][NUMBER_OF_SUBBANDS_MAX];
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  /// Total Subband CQI   
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  int            subband_cqi_tot_dB[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];           
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  /// Wideband PMI for each RX antenna
  int            wideband_pmi_re[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                  
  /// Wideband PMI for each RX antenna
  int            wideband_pmi_im[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];                  
  ///Subband PMI for each RX antenna
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  int            subband_pmi_re[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX][NB_ANTENNAS_RX]; 
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  ///Subband PMI for each RX antenna
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  int            subband_pmi_im[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX][NB_ANTENNAS_RX];
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  /// chosen RX antennas (1=Rx antenna 1, 2=Rx antenna 2, 3=both Rx antennas) 
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  unsigned char           selected_rx_antennas[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];         
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  /// Wideband Rank indication
  unsigned char  rank[NUMBER_OF_CONNECTED_eNB_MAX];   
  /// Number of RX Antennas                                            
  unsigned char  nb_antennas_rx;                                           
  /// DLSCH error counter
  // short          dlsch_errors;
                                                    
} PHY_MEASUREMENTS;

typedef struct
{
  //unsigned int   rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];     //! estimated received signal power (linear)
  //unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];  //! estimated received signal power (dB)
  //unsigned short rx_avg_power_dB[NUMBER_OF_CONNECTED_eNB_MAX];              //! estimated avg received signal power (dB)

  // common measurements
  //! estimated noise power (linear)
  unsigned int   n0_power[NB_ANTENNAS_RX];                        
  //! estimated noise power (dB)
  unsigned short n0_power_dB[NB_ANTENNAS_RX];                     
  //! total estimated noise power (linear)
  unsigned int   n0_power_tot;                                    
  //! estimated avg noise power (dB)
  unsigned short n0_power_tot_dB;                                 
  //! estimated avg noise power (dB)
  short n0_power_tot_dBm;                                         
  //! estimated avg noise power per RB per RX ant (lin)
  unsigned short n0_subband_power[NB_ANTENNAS_RX][25];            
  //! estimated avg noise power per RB per RX ant (dB)
  unsigned short n0_subband_power_dB[NB_ANTENNAS_RX][25];        
  //! estimated avg noise power per RB (dB)         
  short n0_subband_power_tot_dB[25];                             
  //! estimated avg noise power per RB (dBm)
  short n0_subband_power_tot_dBm[25];                            
  // eNB measurements (per user)
  //! estimated received spatial signal power (linear)
  unsigned int   rx_spatial_power[NUMBER_OF_UE_MAX][2][2];       
  //! estimated received spatial signal power (dB) 
  unsigned short rx_spatial_power_dB[NUMBER_OF_UE_MAX][2][2];    
  //! estimated rssi (dBm)
  short          rx_rssi_dBm[NUMBER_OF_UE_MAX];                  
  //! estimated correlation (wideband linear) between spatial channels (computed in dlsch_demodulation)
  int            rx_correlation[NUMBER_OF_UE_MAX][2];            
  //! estimated correlation (wideband dB) between spatial channels (computed in dlsch_demodulation)
  int            rx_correlation_dB[NUMBER_OF_UE_MAX][2];         

  /// Wideband CQI (= SINR)
  int            wideband_cqi[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX];                     
  /// Wideband CQI in dB (= SINR dB)
  int            wideband_cqi_dB[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX];                  
  /// Wideband CQI (sum of all RX antennas, in dB)
  char           wideband_cqi_tot[NUMBER_OF_UE_MAX];                 
  /// Subband CQI per RX antenna and RB (= SINR)                
  int            subband_cqi[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX][25];  
  /// Total Subband CQI and RB (= SINR)
  int            subband_cqi_tot[NUMBER_OF_UE_MAX][25];              
  /// Subband CQI in dB and RB (= SINR dB)
  int            subband_cqi_dB[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX][25];
  /// Total Subband CQI and RB  
  int            subband_cqi_tot_dB[NUMBER_OF_UE_MAX][25];           

} PHY_MEASUREMENTS_eNB;

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#define MCS_COUNT 28
#define MCS_TABLE_LENGTH_MAX 64
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#endif //__PHY_IMPLEMENTATION_DEFS_H__ 
/**@}
  *@}
*/