A method for wireless communication by a wireless communication device, the method comprising: generating, by a medium access control, MAC, layer of the wireless communication device, a plurality of MAC protocol data units, MPDUs, each MPDU including a respective plurality of information bits; inserting, by the MAC layer, a digital boundary signature at each of a plurality of respective boundaries between the pluralities of information bits, wherein each of the digital boundary signatures comprises a predetermined bit sequence recognizable by at least one receiving device; performing, by a physical, PHY, layer of the wireless communication device, a first encoding operation on the pluralities of information bits of the plurality of MPDUs that generates a plurality of code blocks, each code block including a plurality of encoded bits generated by the first encoding operation; performing, by the PHY layer, a second encoding operation on the plurality of code blocks and the digital signatures that generates a plurality of respective codewords, each codeword including the respective plurality of encoded bits of the respective code block and a plurality of parity bits generated by the second encoding operation; arranging, by the PHY layer, the pluralities of encoded bits, the digital boundary signatures, and the pluralities of parity bits into a plurality of symbols, each symbol having an amplitude based on the respective encoded bits arranged in the symbol, wherein the first encoding operation is configured to generate the encoded bits such that the amplitudes of the plurality of symbols have a non-uniform distribution; and transmitting, by the PHY layer, a wireless packet to the at least one receiving device based on the pluralities of encoded bits and the digital boundary signatures, wherein transmitting the wireless packet to the at least one receiving device comprises transmitting the plurality of symbols. generating, by a medium access control, MAC, layer of the wireless communication device, a plurality of MAC protocol data units, MPDUs, each MPDU including a respective plurality of information bits; inserting, by the MAC layer, a digital boundary signature at each of a plurality of respective boundaries between the pluralities of information bits, wherein each of the digital boundary signatures comprises a predetermined bit sequence recognizable by at least one receiving device; performing, by a physical, PHY, layer of the wireless communication device, a first encoding operation on the pluralities of information bits of the plurality of MPDUs that generates a plurality of code blocks, each code block including a plurality of encoded bits generated by the first encoding operation; performing, by the PHY layer, a second encoding operation on the plurality of code blocks and the digital signatures that generates a plurality of respective codewords, each codeword including the respective plurality of encoded bits of the respective code block and a plurality of parity bits generated by the second encoding operation; arranging, by the PHY layer, the pluralities of encoded bits, the digital boundary signatures, and the pluralities of parity bits into a plurality of symbols, each symbol having an amplitude based on the respective encoded bits arranged in the symbol, wherein the first encoding operation is configured to generate the encoded bits such that the amplitudes of the plurality of symbols have a non-uniform distribution; and transmitting, by the PHY layer, a wireless packet to the at least one receiving device based on the pluralities of encoded bits and the digital boundary signatures, wherein transmitting the wireless packet to the at least one receiving device comprises transmitting the plurality of symbols.