SG109537A1 - System and method for cotrolling a mobile terminal using a digital signature - Google Patents

System and method for cotrolling a mobile terminal using a digital signature

Info

Publication number
SG109537A1
SG109537A1 SG200404292A SG200404292A SG109537A1 SG 109537 A1 SG109537 A1 SG 109537A1 SG 200404292 A SG200404292 A SG 200404292A SG 200404292 A SG200404292 A SG 200404292A SG 109537 A1 SG109537 A1 SG 109537A1
Authority
SG
Singapore
Prior art keywords
mobile terminal
command message
digital signature
message
server
Prior art date
Application number
SG200404292A
Other languages
English (en)
Inventor
Jung Kyung-Im
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of SG109537A1 publication Critical patent/SG109537A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/305—Authentication, i.e. establishing the identity or authorisation of security principals by remotely controlling device operation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6209—Protecting access to data via a platform, e.g. using keys or access control rules to a single file or object, e.g. in a secure envelope, encrypted and accessed using a key, or with access control rules appended to the object itself
    • G—PHYSICS
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/74—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information operating in dual or compartmented mode, i.e. at least one secure mode
    • G—PHYSICS
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    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/88—Detecting or preventing theft or loss
    • G—PHYSICS
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    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
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    • G11B20/10009—Improvement or modification of read or write signals
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    • G11B20/10425—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors by counting out-of-lock events of a PLL
    • H—ELECTRICITY
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    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
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    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device
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    • H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
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    • H03M7/4006—Conversion to or from arithmetic code
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    • H04B—TRANSMISSION
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    • H04B—TRANSMISSION
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    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
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    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • H—ELECTRICITY
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    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
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    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
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    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Multimedia (AREA)
  • Software Systems (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • General Business, Economics & Management (AREA)
  • Power Engineering (AREA)
  • Discrete Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
  • Selective Calling Equipment (AREA)
  • User Interface Of Digital Computer (AREA)
  • Computer And Data Communications (AREA)
  • Information Transfer Between Computers (AREA)
SG200404292A 2003-08-12 2004-07-27 System and method for cotrolling a mobile terminal using a digital signature SG109537A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR10-2003-0055795A KR100506528B1 (ko) 2003-08-12 2003-08-12 전자 서명을 이용한 모바일 기기 제어 시스템 및 방법

Publications (1)

Publication Number Publication Date
SG109537A1 true SG109537A1 (en) 2005-03-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
SG200404292A SG109537A1 (en) 2003-08-12 2004-07-27 System and method for cotrolling a mobile terminal using a digital signature

Country Status (12)

Country Link
US (1) US7272383B2 (zh)
EP (1) EP1507425B1 (zh)
JP (1) JP4570894B2 (zh)
KR (1) KR100506528B1 (zh)
CN (1) CN100466511C (zh)
AT (1) ATE471046T1 (zh)
DE (1) DE602004027582D1 (zh)
HK (1) HK1070505A1 (zh)
MY (1) MY135894A (zh)
RU (1) RU2289218C2 (zh)
SG (1) SG109537A1 (zh)
TW (1) TWI246345B (zh)

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RU2004124545A (ru) 2006-01-27
KR100506528B1 (ko) 2005-08-03
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