diff --git a/targets/ARCH/COMMON/common_lib.h b/targets/ARCH/COMMON/common_lib.h
index 156da0c4ce6991c3b54c4901650f34d826d8348f..552611882880ed2a95dd0a5672bf44566f5024f7 100644
--- a/targets/ARCH/COMMON/common_lib.h
+++ b/targets/ARCH/COMMON/common_lib.h
@@ -46,7 +46,7 @@ typedef int64_t openair0_timestamp;
 typedef volatile int64_t openair0_vtimestamp;
 
  
-/* structrue holds the parameters to configure USRP devices*/
+/*!\brief structrue holds the parameters to configure USRP devices*/
 typedef struct openair0_device_t openair0_device;
 
 
@@ -68,7 +68,8 @@ typedef enum {
 /** @addtogroup _PHY_RF_INTERFACE_
  * @{
  */
- 
+
+/*! \brief RF Gain clibration */ 
 typedef struct {
   //! Frequency for which RX chain was calibrated
   double freq;
@@ -76,10 +77,11 @@ typedef struct {
   double offset;
 } rx_gain_calib_table_t;
 
+/*! \brief RF frontend parameters set by application */
 typedef struct {
   //! Module ID for this configuration
   int Mod_id;
-  // device log level
+  //! device log level
   int log_level;
   //! duplexing mode
   duplex_mode_t duplex_mode;
@@ -136,10 +138,11 @@ typedef struct {
 
 } openair0_config_t;
 
+/*! \brief RF mapping */ 
 typedef struct {
-  /* card id */
+  //! card id
   int card;
-  /* rf chain id */
+  //! rf chain id
   int chain;
 } openair0_rf_map;
 
@@ -182,20 +185,21 @@ typedef enum {
 
 }func_type_t;
 
+/*!\brief structrue holds the parameters to configure USRP devices */
 struct openair0_device_t {
-  /* Module ID of this device */
+  //! Module ID of this device 
   int Mod_id;
   
-  /* Type of this device */
+  //! Type of this device 
   dev_type_t type;
 
-   /* Type of the device's host (BBU/RRH) */
+  //! Type of the device's host (BBU/RRH)
   func_type_t func_type;
 
-  /* RF frontend parameters set by application */
+  //! RF frontend parameters set by application 
   openair0_config_t openair0_cfg;
 
-  /* Can be used by driver to hold internal structure*/
+  //! Can be used by driver to hold internal structure
   void *priv;
 
   /* Functions API, which are called by the application*/
@@ -217,7 +221,7 @@ struct openair0_device_t {
       @param msg pointer to the message structure passed between BBU-RRH
       @param msg_len length of the message  
   */  
-  int (*trx_reply_func)(openair0_device *openair0, void *msg, ssize_t msg_len);
+  int (*trx_reply_func)(openair0_device *device, void *msg, ssize_t msg_len);
 
   /*! \brief Called to send samples to the RF target
       @param device pointer to the device structure specific to the RF hardware target
@@ -235,9 +239,9 @@ struct openair0_device_t {
    * was received.
    * \param device the hardware to use
    * \param[out] ptimestamp the time at which the first sample was received.
-   * \param[out] An array of pointers to buffers for received samples. The buffers must be large enough to hold the number of samples \ref nsamps.
+   * \param[out] buff An array of pointers to buffers for received samples. The buffers must be large enough to hold the number of samples \ref nsamps.
    * \param nsamps Number of samples. One sample is 2 byte I + 2 byte Q => 4 byte.
-   * \param cc Number of channels. If cc == 1, only buff[0] is filled with samples.
+   * \param antenna_id Index of antenna for which to receive samples
    * \returns the number of sample read
    */
   int (*trx_read_func)(openair0_device *device, openair0_timestamp *ptimestamp, void **buff, int nsamps,int antenna_id);
@@ -254,22 +258,29 @@ struct openair0_device_t {
    */
   int (*trx_reset_stats_func)(openair0_device *device);
 
-  /*! \brief Terminate operation of the transceiver -- free all associated resources */
+  /*! \brief Terminate operation of the transceiver -- free all associated resources 
+   * \param device the hardware to use
+   */
   void (*trx_end_func)(openair0_device *device);
 
-  /* Terminate operation  */
+  /*! \brief Stop operation of the transceiver 
+   * \param card RF Card to use
+   */
   int (*trx_stop_func)(int card);
 
   /* Functions API related to UE*/
 
   /*! \brief Set RX feaquencies 
-   * \param 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+   * \param exmimo_dump_config  dump EXMIMO configuration 
    * \returns 0 in success 
    */
   int (*trx_set_freq_func)(openair0_device* device, openair0_config_t *openair0_cfg,int exmimo_dump_config);
   
   /*! \brief Set gains
-   * \param 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
    * \returns 0 in success 
    */
   int (*trx_set_gains_func)(openair0_device* device, openair0_config_t *openair0_cfg);
@@ -282,20 +293,47 @@ extern "C"
 {
 #endif
 
-/*! \brief Initialize Openair RF target. It returns 0 if OK */
+ /*! \brief Initialize Openair RF target. It returns 0 if OK 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+ */
   int openair0_device_init(openair0_device* device, openair0_config_t *openair0_cfg);
   
   //USRP
-/*! \brief Get the current timestamp of USRP */
+  /*! \brief Get the current timestamp of USRP 
+  * \param device the hardware to use
+  */
   openair0_timestamp get_usrp_time(openair0_device *device);
-/*! \brief Set the RX frequency of USRP RF TARGET */
+  
+  /*! \brief Set the RX frequency of USRP RF TARGET 
+  * \param device the hardware to use
+  * \param openair0_cfg RF frontend parameters set by application
+  */
   int openair0_set_rx_frequencies(openair0_device* device, openair0_config_t *openair0_cfg);
   
-//extern
-/*! \brief Initialize Openair ETHERNET target. It returns 0 if OK */
+  //extern functions
+  /*! \brief Initialize Openair ETHERNET target. It returns 0 if OK 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+  */
   int openair0_dev_init_eth(openair0_device *device, openair0_config_t *openair0_cfg);
+
+  /*! \brief Initialize Openair BLADERF target. It returns 0 if OK 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+  */
   int openair0_dev_init_bladerf(openair0_device *device, openair0_config_t *openair0_cfg);
+
+  /*! \brief Initialize Openair USRP target. It returns 0 if OK
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+  */
   int openair0_dev_init_usrp(openair0_device* device, openair0_config_t *openair0_cfg);
+
+  /*! \brief Initialize Openair EXMIMO target. It returns 0 if OK 
+   * \param device the hardware to use
+   * \param openair0_cfg RF frontend parameters set by application
+  */
   int openair0_dev_init_exmimo(openair0_device *device, openair0_config_t *openair0_cfg);
 /*@}*/