An information processing apparatus comprising: an encoding unit configured to encode an input tactile signal into encoded data including parameters defining a plurality of base tactile signals in a base tactile signal group included in the input tactile signal, the input tactile signal having a vibration waveform for a tactile presentation unit (13; 13a), wherein the base tactile signals included in the base tactile signal group include tactile signals orthogonal to each other, wherein the parameters defining each of the base tactile signals include a respective index identifying the respective base tactile signal, a respective time code defining a respective offset of reproduction timing of the respective base tactile signal, a respective gain in entire timing of reproducing the respective base tactile signal, a respective length of tactile presentation based on the respective base tactile signal, and a respective index identifying an envelope indicating a change in gain in reproducing the respective base tactile signal; and a transmission unit configured to transmit the encoded data including the parameters to a reception apparatus that causes the tactile presentation unit (13a; 53a) to make a tactile presentation using an output tactile signal restored on a basis of the encoded data to make a tactile presentation, the output tactile signal being an approximate reconstruction of the input tactile signal based on the encoded data. an encoding unit configured to encode an input tactile signal into encoded data including parameters defining a plurality of base tactile signals in a base tactile signal group included in the input tactile signal, the input tactile signal having a vibration waveform for a tactile presentation unit (13; 13a), wherein the base tactile signals included in the base tactile signal group include tactile signals orthogonal to each other, wherein the parameters defining each of the base tactile signals include a respective index identifying the respective base tactile signal, a respective time code defining a respective offset of reproduction timing of the respective base tactile signal, a respective gain in entire timing of reproducing the respective base tactile signal, a respective length of tactile presentation based on the respective base tactile signal, and a respective index identifying an envelope indicating a change in gain in reproducing the respective base tactile signal; and encode an input tactile signal into encoded data including parameters defining a plurality of base tactile signals in a base tactile signal group included in the input tactile signal, the input tactile signal having a vibration waveform for a tactile presentation unit (13; 13a), wherein the base tactile signals included in the base tactile signal group include tactile signals orthogonal to each other, wherein the parameters defining each of the base tactile signals include a respective index identifying the respective base tactile signal, a respective time code defining a respective offset of reproduction timing of the respective base tactile signal, a respective gain in entire timing of reproducing the respective base tactile signal, a respective length of tactile presentation based on the respective base tactile signal, and a respective index identifying an envelope indicating a change in gain in reproducing the respective base tactile signal; and a transmission unit configured to transmit the encoded data including the parameters to a reception apparatus that causes the tactile presentation unit (13a; 53a) to make a tactile presentation using an output tactile signal restored on a basis of the encoded data to make a tactile presentation, the output tactile signal being an approximate reconstruction of the input tactile signal based on the encoded data. <EOS>