Error checking system for variable length data
First Claim
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1. AN ERROR CHECKING SYSTEM FOR TRANSMISSION OF DATA ARRANGED IN VARIABLE LENGTH WORDS, COMPRISING:
- A FIRST STORE CAPABLE OF BEING SEQUENTIALLY SET UP WITH SIGNALS REPRESENTING A WORD;
FIRST MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE WORD SIGNALS IN SAID FIRST STORE;
A FIRST REGISTER RESPONSIVE TO THE SIGNAL OF SAID FIRST MEANS AND TO THE WORD SIGNALS IN SAID FIRST STORE TO GENERATE A SIGNAL UNIQUE TO THE WORD SIGNALS;
A SECOND STORE RESPONSIVE TO THE SIGNAL OF SAID FIRST MEANS TO BE SET UP WITH SIGNALS REPRESENTING A DATA GROUP CONSISTING OF THE WORD SIGNALS OF SAID FIRST REGISTER FOLLOWED BY CHECK SIGNALS DERIVED FROM THE UNIQUE SIGNAL OF SAID FIRST REGISTER;
SECOND MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE CHECK SIGNALS IN SAID SECOND STORE;
THIRD MEANS RESPONSIVE TO SAID FIRST AND SECOND MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE DATE GROUP SIGNALS IN SAID SECOND STORE;
A THIRD STORE RESPONSIVE TO THE SIGNAL OF SAID THIRD MEANS TO BE SET UP WITH THE DATA GROUP SIGNALS OF SAID SECOND STORE;
A SECOND REGISTER RESPONSIVE TO THE SIGNAL OF SAID THIRD MEANS AND TO THE DATA GROUP SIGNALS OF SAID SECOND STORE TO GENERATE A CHECK SIGNAL;
AND A FOURTH STORE RESPONSIVE TO THE DATA SIGNALS OF SAID THIRD STORE AND THE CHECK SIGNALS OF SAID SECOND REGISTER TO BECOME SET UP WITH THE DATA GROUP SIGNALS IF THE CHECK SIGNALS ACCORDS WITH A PREDETERMINED VALUE OR TO BECOME SET UP WITH COMPLEMENTARY DATA GROUP SIGNALS IF THE CHECK SIGNAL DOES NOT ACCORD WITH THE PREDETERMINED VALUE.
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1 Claim
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1. AN ERROR CHECKING SYSTEM FOR TRANSMISSION OF DATA ARRANGED IN VARIABLE LENGTH WORDS, COMPRISING:
- A FIRST STORE CAPABLE OF BEING SEQUENTIALLY SET UP WITH SIGNALS REPRESENTING A WORD;
FIRST MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE WORD SIGNALS IN SAID FIRST STORE;
A FIRST REGISTER RESPONSIVE TO THE SIGNAL OF SAID FIRST MEANS AND TO THE WORD SIGNALS IN SAID FIRST STORE TO GENERATE A SIGNAL UNIQUE TO THE WORD SIGNALS;
A SECOND STORE RESPONSIVE TO THE SIGNAL OF SAID FIRST MEANS TO BE SET UP WITH SIGNALS REPRESENTING A DATA GROUP CONSISTING OF THE WORD SIGNALS OF SAID FIRST REGISTER FOLLOWED BY CHECK SIGNALS DERIVED FROM THE UNIQUE SIGNAL OF SAID FIRST REGISTER;
SECOND MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE CHECK SIGNALS IN SAID SECOND STORE;
THIRD MEANS RESPONSIVE TO SAID FIRST AND SECOND MEANS FOR GENERATING A SIGNAL IDENTIFYING THE PRESENCE OF THE DATE GROUP SIGNALS IN SAID SECOND STORE;
A THIRD STORE RESPONSIVE TO THE SIGNAL OF SAID THIRD MEANS TO BE SET UP WITH THE DATA GROUP SIGNALS OF SAID SECOND STORE;
A SECOND REGISTER RESPONSIVE TO THE SIGNAL OF SAID THIRD MEANS AND TO THE DATA GROUP SIGNALS OF SAID SECOND STORE TO GENERATE A CHECK SIGNAL;
AND A FOURTH STORE RESPONSIVE TO THE DATA SIGNALS OF SAID THIRD STORE AND THE CHECK SIGNALS OF SAID SECOND REGISTER TO BECOME SET UP WITH THE DATA GROUP SIGNALS IF THE CHECK SIGNALS ACCORDS WITH A PREDETERMINED VALUE OR TO BECOME SET UP WITH COMPLEMENTARY DATA GROUP SIGNALS IF THE CHECK SIGNAL DOES NOT ACCORD WITH THE PREDETERMINED VALUE.
- A FIRST STORE CAPABLE OF BEING SEQUENTIALLY SET UP WITH SIGNALS REPRESENTING A WORD;
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Current AssigneePaul R. Daher
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Original AssigneePaul R. Daher
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InventorsDaher, Paul R.
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Application NumberUS04/274,035Time in Patent Office1,440 DaysField of SearchUS Class Current714/779CPC Class CodesG11B 20/1833 by adding special lists or ...H04L 1/0057 Block codes H04L1/0061, H04...
