Data acknowledgement

Details Data acknowledgement Data acknowledgement

2009-09-29

2010-12-07

Torres, Joseph D (Department: 2112)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Digital data error correction

Reexamination Certificate

active

07849376

ABSTRACT:
A method for generating acknowledgement messages in a data transmission system having a receiver for receiving datagrams and being capable of determining which of a series of datagrams have been incorrectly received, the method comprising generating a plurality of a data units, each data unit comprising: a status bit indicative of the status of the data unit; and a plurality of spacing bits together forming a binary representation of a number at least partially indicative of the spacing between one incorrectly received datagram and a succeeding incorrectly received datagram. Apparatus for carrying out various aspects of the methods are also provided.

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