Patent ID: 8265099

Claim:
A method of wireless data communication between a hearing instrument and another device, comprising: dividing a data package D into N data packages A 1 , A 2 , . . . , AN; forming a data package C as a function of A 1 A 2 , . . . , AN in accordance with a relationship C=F (A 1 , A 2 , . . . , AN), the data package C is formed to recover AE, one of the data packages A 1 , A 2 , . . . , AN that contains an error, in accordance with a relationship AE=R(A 1 , A 2 , . . . , C, . . . , AN), in which A 1 , A 2 , . . . , C, . . . , AN indicates that the data package C is used in place Of AE in a list of arguments for the function R; wirelessly transmitting the data packages A 1 , A 2 , . . . , AN; and wirelessly transmitting the data package C in response to a detection of the error; wherein the act of wirelessly transmitting the data package C is performed by the other device for reception by the hearing instrument in response to the detection of the error by the hearing instrument, wherein the hearing instrument is configured to activate in a time slot that is variable in accordance with a variable bit rate.