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Class Information
Number: 380/267
Name: Cryptography > Communication system using cryptography > Correcting for random appearance of control character code
Description: Subject matter wherein an undesired sequence representing a command signal within a body of data is compensated.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7376235 |
Methods and systems for frustrating statistical attacks by injecting pseudo data into a data system |
May. 20, 2008 |
| 7356147 |
Method, system and program product for attaching a title key to encrypted content for synchronized transmission to a recipient |
Apr. 8, 2008 |
| 7155015 |
Optical disk apparatus and data randomizing method using for optical disk apparatus |
Dec. 26, 2006 |
| 6950518 |
Data encryption system |
Sep. 27, 2005 |
| 6919794 |
Circuit for controlling the random character of a random number generator |
Jul. 19, 2005 |
| 6779111 |
Indirect public-key encryption |
Aug. 17, 2004 |
| 5956401 |
In-service monitoring in communications networks |
Sep. 21, 1999 |
| 5715312 |
Concealment method and arrangement and reproducing apparatus provided with the concealment arrangement |
Feb. 3, 1998 |
| 5636279 |
Scramble apparatus and descramble apparatus |
Jun. 3, 1997 |
| 5617476 |
Audio scrambling system for scrambling and descrambling audio signals |
Apr. 1, 1997 |
| 5515437 |
Scramble transmission apparatus and signal processing apparatus |
May. 7, 1996 |
| 5333197 |
System to prevent a scrambler from generating undesired symbols |
Jul. 26, 1994 |
| 5239581 |
Secret communication apparatus |
Aug. 24, 1993 |
| 5086470 |
Scrambling in digital communications network using a scrambled synchronization signal |
Feb. 4, 1992 |
| 4993070 |
Ciphertext to plaintext communications system and method |
Feb. 12, 1991 |
| 4864617 |
System and method for reducing deadlock conditions caused by repeated transmission of data sequences equivalent to those used for inter-device signalling |
Sep. 5, 1989 |
| 4792949 |
Service channel circuit for multiplexed telecommunications transmission systems |
Dec. 20, 1988 |
| 4675477 |
Electronic device providing automatic permutations of a Vigenere Square |
Jun. 23, 1987 |
| 4627074 |
Method and arrangement for transmitting characters |
Dec. 2, 1986 |
| 4408093 |
Cryptographic encoder-decoder |
Oct. 4, 1983 |
| 4369333 |
Method and apparatus for enciphering and deciphering of information |
Jan. 18, 1983 |
| 4329545 |
Circuit arrangement for the control of semi-duplex data transmission system |
May. 11, 1982 |
| 4323729 |
Circuit arrangement for the control of a crypto operation in the case of procedure-controlled semi-duplex data transmission systems |
Apr. 6, 1982 |
| 4262359 |
Five V insertion unit |
Apr. 14, 1981 |
| 4208545 |
Secrecy system |
Jun. 17, 1980 |
| 4172213 |
Byte stream selective encryption/decryption device |
Oct. 23, 1979 |
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