ATE527768T1 - Verschlüsselung von informationssignalen - Google Patents

Verschlüsselung von informationssignalen

Info

Publication number
ATE527768T1
ATE527768T1 AT08390001T AT08390001T ATE527768T1 AT E527768 T1 ATE527768 T1 AT E527768T1 AT 08390001 T AT08390001 T AT 08390001T AT 08390001 T AT08390001 T AT 08390001T AT E527768 T1 ATE527768 T1 AT E527768T1
Authority
AT
Austria
Prior art keywords
subbands
information signals
analysis
subband
filters
Prior art date
Application number
AT08390001T
Other languages
English (en)
Inventor
Anastasis Kounoudes
Demosthenis Doumenis
Nikolaos Doukas
Original Assignee
Signalgenerix 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 Signalgenerix Ltd filed Critical Signalgenerix Ltd
Application granted granted Critical
Publication of ATE527768T1 publication Critical patent/ATE527768T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/04—Secret communication by frequency scrambling, i.e. by transposing or inverting parts of the frequency band or by inverting the whole band

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT08390001T 2008-10-17 2008-10-17 Verschlüsselung von informationssignalen ATE527768T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08390001A EP2178235B1 (de) 2008-10-17 2008-10-17 Verschlüsselung von Informationssignalen

Publications (1)

Publication Number Publication Date
ATE527768T1 true ATE527768T1 (de) 2011-10-15

Family

ID=40427843

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08390001T ATE527768T1 (de) 2008-10-17 2008-10-17 Verschlüsselung von informationssignalen

Country Status (3)

Country Link
EP (1) EP2178235B1 (de)
AT (1) ATE527768T1 (de)
CY (1) CY1112183T1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9935604B2 (en) * 2015-07-06 2018-04-03 Xilinx, Inc. Variable bandwidth filtering
WO2020012146A1 (en) * 2018-07-10 2020-01-16 Cirrus Logic International Semiconductor Limited A system and method for performing biometric authentication
CN115396776B (zh) * 2022-08-25 2025-09-02 北京小米移动软件有限公司 耳机的控制方法、装置、耳机及计算机可读存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1465923A (en) * 1973-04-03 1977-03-02 Siemens Ag Camouflaged speech signal transmission systems
CA1288182C (en) * 1987-06-02 1991-08-27 Mitsuhiro Azuma Secret speech equipment
US4829378A (en) * 1988-06-09 1989-05-09 Bell Communications Research, Inc. Sub-band coding of images with low computational complexity

Also Published As

Publication number Publication date
CY1112183T1 (el) 2015-12-09
EP2178235B1 (de) 2011-10-05
EP2178235A1 (de) 2010-04-21

Similar Documents

Publication Publication Date Title
ATE456847T1 (de) Klassifizierung von audiosignalen
SE0400998D0 (sv) Method for representing multi-channel audio signals
WO2007044377A3 (en) Neural network classifier for seperating audio sources from a monophonic audio signal
DK1787284T3 (da) Indretning og fremgangsmåde til robust klassificering af audiosignaler samt fremgangsmåde til oprettelse og drift af en audiosignaldatabase samt computerprogram
MY152397A (en) Apparatus and method for converting an audio signal into a parameterized representation, apparatus and method for modifying a parameterized representation, apparatus and method for synthesizing a parameterized representation of an audio signal
BRPI0514620A (pt) método e aparelho para processar um conjunto de n sinais de áudio
RU2011147676A (ru) Эффективное комбинированное гармоническое преобразование
WO2010036062A3 (en) A method and an apparatus for processing a signal
MY154204A (en) Apparatus and method for processing an imput audio signal using cascaded filterbanks
CN102394063B (zh) 运动图像专家组环绕解码器和恢复多通道音频信号的方法
ATE493731T1 (de) Hybridableitung von surround-sound-audiokanälen durch steuerbares kombinieren von umgebungs- und matrixdekodierten signalkomponenten
MY181471A (en) Device and method for postprocessing spectral values and encoder and decoder for audio signals
WO2009031871A3 (en) A method and an apparatus of decoding an audio signal
RU2008127062A (ru) Декодирование бинауральных аудиосигналов
WO2010036061A3 (en) An apparatus for processing an audio signal and method thereof
MX2015011570A (es) Aparato y metodo para la descomposicion directa-ambiental de multicanal para el procesamiento de señales de audio.
BRPI0415951A8 (pt) método e codificador de áudio para codificar um sinal de áudio, aparelho para transmitir ou armazenar um sinal de áudio codificado baseado em um sinal de áudio de entrada, método e decodificador de áudio para decodificar um sinal de áudio codificado, aparelho para reproduzir um sinal de áudio de saída, e, produto de programa de computação
TW200611588A (en) Method, device and encoder apparatus, decoder apparatus and audio system
ATE422742T1 (de) Durchweg optisches signalverarbeitungsverfahren und einrichtung
DK2190217T3 (da) Fremgangsmåde til reduktion af tilbagekobling i høreapparater samt tilsvarende anordning og tilsvarende computerprogramprodukt
SA521431037B1 (ar) التضمين المتوافق عكسيا للإرسال لجهاز صوتي توافقي لإعادة تهيئة التردد المرتفع للإشارات الصوتية
CY1112183T1 (el) Κωδικοποιηση πληροφοριακων σηματων
CN101485094B (zh) 最大熵意义下后向兼容多通道音频编码与解码方法和系统
CN103119648A (zh) 用于音频编码系统中的去相关和其他应用的相移滤波的有效实现方式
CN101111887A (zh) 可扩展编码装置和可扩展编码方法

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties