SE9601242L - Förfarande för kryptering och/eller dekryptering av FM-underbärvågsdata - Google Patents
Förfarande för kryptering och/eller dekryptering av FM-underbärvågsdataInfo
- Publication number
- SE9601242L SE9601242L SE9601242A SE9601242A SE9601242L SE 9601242 L SE9601242 L SE 9601242L SE 9601242 A SE9601242 A SE 9601242A SE 9601242 A SE9601242 A SE 9601242A SE 9601242 L SE9601242 L SE 9601242L
- Authority
- SE
- Sweden
- Prior art keywords
- data
- random number
- decryption
- encryption
- procedure
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
- H04L9/0668—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator producing a non-linear pseudorandom sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/55—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for traffic information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/15—Arrangements for conditional access to broadcast information or to broadcast-related services on receiving information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/16—Arrangements for conditional access to broadcast information or to broadcast-related services on playing information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
- H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
- H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
- H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Circuits Of Receivers In General (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Stereo-Broadcasting Methods (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7274095 | 1995-03-30 | ||
JP18886695A JP3294739B2 (ja) | 1995-03-30 | 1995-07-25 | Fm多重放送のスクランブルまたはデスクランブル方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9601242D0 SE9601242D0 (sv) | 1996-03-29 |
SE9601242L true SE9601242L (sv) | 1996-10-01 |
SE516660C2 SE516660C2 (sv) | 2002-02-12 |
Family
ID=26413879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9601242A SE516660C2 (sv) | 1995-03-30 | 1996-03-29 | Förfarande för kryptering och/eller dekryptering av FM- underbärvågsdata |
Country Status (6)
Country | Link |
---|---|
US (1) | US5912973A (sv) |
JP (1) | JP3294739B2 (sv) |
KR (1) | KR100398718B1 (sv) |
FR (1) | FR2732531B1 (sv) |
NO (1) | NO313849B1 (sv) |
SE (1) | SE516660C2 (sv) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5784462A (en) * | 1995-08-28 | 1998-07-21 | Sanyo Electric Co., Ltd. | Digital signal receiver capable of receiving data encrypted and transmitted in online processing |
JP3561574B2 (ja) * | 1996-05-13 | 2004-09-02 | 三洋電機株式会社 | Fm多重放送のデータ加工装置 |
JPH10301492A (ja) | 1997-04-23 | 1998-11-13 | Sony Corp | 暗号化装置および方法、復号装置および方法、並びに情報処理装置および方法 |
GB2339121B (en) * | 1998-06-30 | 2003-03-05 | Chantilley Corp Ltd | Encryption and decryption key arrangements |
KR100331863B1 (ko) * | 1998-11-03 | 2002-05-09 | 서평원 | 네트워크암호화장치및방법 |
GB0028369D0 (en) * | 2000-11-21 | 2001-01-03 | Marconi Software Solutions Ltd | A communication system |
KR100442603B1 (ko) * | 2001-03-20 | 2004-08-02 | 삼성전자주식회사 | 고속 패킷 데이터 전송 이동통신시스템에서 패킷 데이터채널 및 패킷 데이터 제어 채널을 스크램블링하기 위한장치 및 방법 |
US6973188B1 (en) | 2002-02-25 | 2005-12-06 | Lockheed Martin Corporation | Analog scrambler |
US7873166B2 (en) * | 2005-09-13 | 2011-01-18 | Avaya Inc. | Method for undetectably impeding key strength of encryption usage for products exported outside the U.S |
US20080037775A1 (en) * | 2006-03-31 | 2008-02-14 | Avaya Technology Llc | Verifiable generation of weak symmetric keys for strong algorithms |
US20080170685A1 (en) * | 2007-01-16 | 2008-07-17 | Broadcom Corporation, A California Corporation | Data scrambling circuit |
US8437739B2 (en) | 2007-08-20 | 2013-05-07 | Qualcomm Incorporated | Method and apparatus for generating a cryptosync |
JP2010246158A (ja) * | 2010-07-13 | 2010-10-28 | Sony Corp | 暗号化装置および方法、並びに復号装置および方法 |
JP2013059016A (ja) * | 2011-08-12 | 2013-03-28 | Sony Corp | 画像処理装置および方法、並びにプログラム |
JP2012070430A (ja) * | 2011-12-07 | 2012-04-05 | Sony Corp | 復号装置および方法 |
TWI474256B (zh) * | 2012-06-21 | 2015-02-21 | Etron Technology Inc | 產生雜亂值的系統和產生雜亂值的方法 |
JP2013017225A (ja) * | 2012-09-18 | 2013-01-24 | Sony Corp | 暗号化装置および方法 |
JP2013192267A (ja) * | 2013-06-12 | 2013-09-26 | Sony Corp | 暗号処理装置および暗号処理方法、並びに、復号処理装置および復号処理方法 |
JP2013179701A (ja) * | 2013-06-12 | 2013-09-09 | Sony Corp | 暗号化装置および方法 |
JP6095548B2 (ja) * | 2013-10-10 | 2017-03-15 | 一般財団法人道路交通情報通信システムセンター | 道路交通関連情報取得装置、道路交通関連情報取得方法、道路交通関連情報配信システム、道路交通関連情報配信方法、道路交通関連情報取得プログラム |
JP2014064318A (ja) * | 2013-12-05 | 2014-04-10 | Sony Corp | 暗号化装置および方法 |
JP6417271B2 (ja) * | 2015-04-30 | 2018-11-07 | 日本放送協会 | 暗号化装置および復号装置 |
JP6464310B2 (ja) * | 2018-10-02 | 2019-02-06 | 日本放送協会 | 暗号化装置および復号装置 |
JP6464309B2 (ja) * | 2018-10-02 | 2019-02-06 | 日本放送協会 | 暗号化装置および復号装置 |
FR3104358B1 (fr) * | 2019-12-10 | 2022-09-09 | Eryma Sas | barrière hyperfréquence sécurisée |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4484027A (en) * | 1981-11-19 | 1984-11-20 | Communications Satellite Corporation | Security system for SSTV encryption |
JPS6120442A (ja) * | 1984-07-09 | 1986-01-29 | Toshiba Corp | 有料放送方式 |
US5113443A (en) * | 1987-07-17 | 1992-05-12 | Brockman Milton H | Method for scrambling satellite communications |
US5151938A (en) * | 1990-03-13 | 1992-09-29 | General Instrument Corporation | Security enhancement in a data processor through use of dynamic parameter authentication |
NZ238651A (en) * | 1990-07-20 | 1994-04-27 | Ericsson Ge Mobile Communicat | Encryption system for digital cellular communications |
US5081676A (en) * | 1990-10-04 | 1992-01-14 | Chou Wayne W | Method and apparatus for protecting multiple copies of computer software from unauthorized use |
US5222137A (en) * | 1991-04-03 | 1993-06-22 | Motorola, Inc. | Dynamic encryption key selection for encrypted radio transmissions |
JP2862030B2 (ja) * | 1991-06-13 | 1999-02-24 | 三菱電機株式会社 | 暗号化方式 |
US5239584A (en) * | 1991-12-26 | 1993-08-24 | General Electric Corporation | Method and apparatus for encryption/authentication of data in energy metering applications |
US5517614A (en) * | 1992-05-29 | 1996-05-14 | Kabushiki Kaisha Toshiba | Data compression/encryption processing apparatus |
EP0582122B1 (en) * | 1992-07-21 | 1999-03-24 | Matsushita Electric Industrial Co., Ltd. | Scramble apparatus and descramble apparatus |
GB2274229A (en) * | 1992-12-19 | 1994-07-13 | Ibm | Cryptography system. |
US5406626A (en) * | 1993-03-15 | 1995-04-11 | Macrovision Corporation | Radio receiver for information dissemenation using subcarrier |
DE69416183T2 (de) * | 1993-04-15 | 1999-06-10 | Matsushita Electric Ind Co Ltd | Anordnung zur Verschlüsselung eines Videosignals |
JPH06311119A (ja) * | 1993-04-20 | 1994-11-04 | Sony Corp | データ放送システム |
US5515437A (en) * | 1993-08-23 | 1996-05-07 | Matsushita Electric Industrial Co., Ltd. | Scramble transmission apparatus and signal processing apparatus |
KR950013093A (ko) * | 1993-10-19 | 1995-05-17 | 모리시타 요이찌 | 스크램블전송장치 및 난수발생장치 |
JPH08204583A (ja) * | 1995-01-20 | 1996-08-09 | Sanyo Electric Co Ltd | ディジタル信号の処理方法および処理装置 |
-
1995
- 1995-07-25 JP JP18886695A patent/JP3294739B2/ja not_active Expired - Lifetime
-
1996
- 1996-03-28 FR FR9603874A patent/FR2732531B1/fr not_active Expired - Fee Related
- 1996-03-29 NO NO19961300A patent/NO313849B1/no not_active IP Right Cessation
- 1996-03-29 KR KR1019960009122A patent/KR100398718B1/ko not_active IP Right Cessation
- 1996-03-29 US US08/623,792 patent/US5912973A/en not_active Expired - Lifetime
- 1996-03-29 SE SE9601242A patent/SE516660C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE9601242D0 (sv) | 1996-03-29 |
NO961300D0 (no) | 1996-03-29 |
JPH08331076A (ja) | 1996-12-13 |
FR2732531A1 (fr) | 1996-10-04 |
SE516660C2 (sv) | 2002-02-12 |
US5912973A (en) | 1999-06-15 |
KR960036408A (ko) | 1996-10-28 |
NO961300L (no) | 1996-10-01 |
NO313849B1 (no) | 2002-12-09 |
JP3294739B2 (ja) | 2002-06-24 |
KR100398718B1 (ko) | 2003-12-24 |
FR2732531B1 (fr) | 1999-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |