KR100214763B1 - Encryption system for digital cellular communications - Google Patents
Encryption system for digital cellular communicationsInfo
- Publication number
- KR100214763B1 KR100214763B1 KR1019930700104A KR930700104A KR100214763B1 KR 100214763 B1 KR100214763 B1 KR 100214763B1 KR 1019930700104 A KR1019930700104 A KR 1019930700104A KR 930700104 A KR930700104 A KR 930700104A KR 100214763 B1 KR100214763 B1 KR 100214763B1
- Authority
- KR
- South Korea
- Prior art keywords
- cellular communications
- encryption system
- digital cellular
- encryption
- digital
- 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
-
- 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
- H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
- H04L2209/122—Hardware reduction or efficient architectures
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/80—Wireless
- H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0457—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply dynamic encryption, e.g. stream encryption
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Communication Control (AREA)
- Storage Device Security (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55635890A | 1990-07-20 | 1990-07-20 | |
PCT/US1991/005087 WO1992002089A1 (en) | 1990-07-20 | 1991-07-18 | Encryption system for digital cellular communications |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100214763B1 true KR100214763B1 (en) | 1999-08-02 |
Family
ID=24221021
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930700104A KR960008031B1 (ko) | 1990-07-20 | 1991-07-18 | 디지탈 셀룰러 통신용 암호화 방법 및 그 시스템 |
KR1019930700104A KR100214763B1 (en) | 1990-07-20 | 1993-01-15 | Encryption system for digital cellular communications |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930700104A KR960008031B1 (ko) | 1990-07-20 | 1991-07-18 | 디지탈 셀룰러 통신용 암호화 방법 및 그 시스템 |
Country Status (11)
Country | Link |
---|---|
JP (1) | JP2688659B2 (ko) |
KR (2) | KR960008031B1 (ko) |
CN (1) | CN1032039C (ko) |
AU (1) | AU645464B2 (ko) |
BR (1) | BR9106663A (ko) |
CA (1) | CA2087616C (ko) |
GB (1) | GB2261348B (ko) |
HK (1) | HK29795A (ko) |
MX (1) | MX9100126A (ko) |
NZ (1) | NZ238651A (ko) |
WO (1) | WO1992002089A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100474887B1 (ko) * | 1997-02-17 | 2005-04-20 | 엘지전자 주식회사 | 씨디엠에이(cdma)이동통신시스템의인증방법 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5239294A (en) * | 1989-07-12 | 1993-08-24 | Motorola, Inc. | Method and apparatus for authenication and protection of subscribers in telecommunication systems |
US5572193A (en) * | 1990-12-07 | 1996-11-05 | Motorola, Inc. | Method for authentication and protection of subscribers in telecommunications systems |
US5228054A (en) * | 1992-04-03 | 1993-07-13 | Qualcomm Incorporated | Power-of-two length pseudo-noise sequence generator with fast offset adjustment |
SE470520B (sv) * | 1992-11-09 | 1994-06-27 | Ericsson Telefon Ab L M | Radiomodul ingående i en primär radiostation jämte radiostruktur innehållande sådana moduler |
JP3029381B2 (ja) * | 1994-01-10 | 2000-04-04 | 富士通株式会社 | データ変換装置 |
US5425103A (en) * | 1994-03-14 | 1995-06-13 | Shaw; William Y. | Variable-key cryptography system |
JP3294739B2 (ja) * | 1995-03-30 | 2002-06-24 | 三洋電機株式会社 | Fm多重放送のスクランブルまたはデスクランブル方法 |
DE19548044C2 (de) * | 1995-12-21 | 1998-03-26 | Siemens Ag | Verfahren und Anordnung zum Erzeugen von Zufallszahlen in Telekommunikationsgeräten eines drahtlosen Telekommunikationssystems |
JP3746098B2 (ja) | 1996-02-28 | 2006-02-15 | 株式会社日立製作所 | データの暗号化装置 |
FI112419B (fi) * | 1996-06-06 | 2003-11-28 | Nokia Corp | Menetelmä tiedonsiirron salaamiseksi |
EP1632907B1 (en) * | 2004-08-24 | 2019-10-30 | Canon Kabushiki Kaisha | Data-processing system and method for controlling same, computer program, and computer-readable recording medium |
CN103117832A (zh) * | 2013-02-07 | 2013-05-22 | 哈尔滨工业大学 | 高强度信息加密方法 |
WO2019154447A1 (en) * | 2018-02-09 | 2019-08-15 | Argo Semiconductors Fs Ltd (He 359654) | Wireless communications system employing continuous phase modulation and physical layer security primitives |
CN115208553B (zh) * | 2022-07-15 | 2024-02-27 | 山东大学 | Triad轻量级流密码加密算法的芯片实现装置及方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4316055A (en) * | 1976-12-30 | 1982-02-16 | International Business Machines Corporation | Stream/block cipher crytographic system |
US4544308A (en) * | 1983-04-04 | 1985-10-01 | Westberg Russell C | Boring head centering apparatus |
JPS6049329A (ja) * | 1983-08-29 | 1985-03-18 | Fuji Photo Film Co Ltd | ディスクフィルム画像再生システム |
US4876740A (en) * | 1985-08-30 | 1989-10-24 | Motorola, Inc. | Radiotelephone system employing digitized speech/data signalling |
US4827507A (en) * | 1987-06-19 | 1989-05-02 | Motorola, Inc. | Duplex analog scrambler |
US4811377A (en) * | 1987-07-31 | 1989-03-07 | Motorola, Inc. | Secure transfer of radio specific data |
US4860353A (en) * | 1988-05-17 | 1989-08-22 | General Instrument Corporation | Dynamic feedback arrangement scrambling technique keystream generator |
US5008935A (en) * | 1989-06-30 | 1991-04-16 | At&T Bell Laboratories | Efficient method for encrypting superblocks of data |
-
1991
- 1991-06-21 NZ NZ238651A patent/NZ238651A/en not_active IP Right Cessation
- 1991-07-08 MX MX9100126A patent/MX9100126A/es unknown
- 1991-07-18 KR KR1019930700104A patent/KR960008031B1/ko active
- 1991-07-18 JP JP3514450A patent/JP2688659B2/ja not_active Expired - Lifetime
- 1991-07-18 AU AU84331/91A patent/AU645464B2/en not_active Expired
- 1991-07-18 BR BR919106663A patent/BR9106663A/pt not_active IP Right Cessation
- 1991-07-18 CA CA002087616A patent/CA2087616C/en not_active Expired - Lifetime
- 1991-07-18 WO PCT/US1991/005087 patent/WO1992002089A1/en active Application Filing
- 1991-07-20 CN CN91105013A patent/CN1032039C/zh not_active Expired - Lifetime
-
1992
- 1992-12-18 GB GB9226395A patent/GB2261348B/en not_active Expired - Lifetime
-
1993
- 1993-01-15 KR KR1019930700104A patent/KR100214763B1/ko not_active IP Right Cessation
-
1995
- 1995-03-02 HK HK29795A patent/HK29795A/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100474887B1 (ko) * | 1997-02-17 | 2005-04-20 | 엘지전자 주식회사 | 씨디엠에이(cdma)이동통신시스템의인증방법 |
Also Published As
Publication number | Publication date |
---|---|
JPH06501350A (ja) | 1994-02-10 |
AU8433191A (en) | 1992-02-18 |
CN1032039C (zh) | 1996-06-12 |
BR9106663A (pt) | 1993-06-08 |
AU645464B2 (en) | 1994-01-13 |
NZ238651A (en) | 1994-04-27 |
JP2688659B2 (ja) | 1997-12-10 |
CN1059999A (zh) | 1992-04-01 |
WO1992002089A1 (en) | 1992-02-06 |
MX9100126A (es) | 1992-02-28 |
CA2087616A1 (en) | 1992-01-21 |
GB2261348A (en) | 1993-05-12 |
KR960008031B1 (ko) | 1996-06-19 |
HK29795A (en) | 1995-03-10 |
GB2261348B (en) | 1994-10-19 |
CA2087616C (en) | 1999-04-27 |
GB9226395D0 (en) | 1993-02-24 |
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Legal Events
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J2X1 | Appeal (before the patent court) |
Free format text: TRIAL NUMBER: 1997201002379; APPEAL AGAINST DECISION TO DECLINE REFUSAL Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL |
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Payment date: 20110513 Year of fee payment: 13 |
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