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GB0116215D0
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Loudspeaker telephone equalization method and equalizer for loudspeaker telephone
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GB0107295D0
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Encoding of DMT communications
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US6958992B2
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Registering an IP phone with an IP phone switch
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CA2341111A1
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Registering an ip phone with an ip phone switch
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GB0105968D0
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Optical fibre connector using transparent filler material
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GB0105185D0
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Discrete multi-tone peak reduction
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GB0104084D0
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Microphone gasket with integrated acoustic resistance
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CA2332726A1
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Protection of subscriber line interface circuits (slics) without degradation in longitudinal balance
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GB0102138D0
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Transport protocols for application platforms over network portals
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GB0102139D0
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PDA enabled telephone
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GB0100674D0
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Double-talk and path change detection using a matrix of correlation coefficients
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GB0030236D0
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Chemical treatment of silica films
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GB0030101D0
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Multiple input phase lock loop with hitless reference switching
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GB0029929D0
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A method of aligning a mask to a specific crystal plane in a wafer
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GB0029178D0
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Loop voltage detection circuit
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GB0028822D0
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Prevention of wafer distortion when annealing thin films
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GB0028182D0
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Inspecting etch in a microstructure
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GB0024582D0
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Method and apparatus for minimizing far-end speech effects in hands-free telephony systems using acoustic beamforming
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GB0024350D0
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Use of handset microphone to enhance speakerphone loudspeaker performance
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GB0023975D0
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Noise level calculator for echo canceller
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