Assignee
ZARLINK SEMICONDUCTOR INC
CA·71 granted patents·4 pending applications·1,291 citations·filing 1998–2010
Top patents by PatentIndex Score
75 records- 0194US7002913B2Packet loss compensation method using injection of spectrally shaped noiseZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Feb 21, 2006·190 cites·5 claims
- 0293US6480047B2Reduced jitter phase lock loop using a technique multi-stage digital delay lineZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Nov 12, 2002·82 cites·17 claims
- 0392US6882237B2Capture range control mechanism for voltage controlled oscillatorsZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Apr 19, 2005·54 cites·15 claims
- 0491US8010355B2Low complexity noise reduction methodZARLINK SEMICONDUCTOR INC·Filed 2007·Granted Aug 30, 2011·22 cites·6 claims
- 0591US7126429B2Digital phase locked loop with selectable normal or fast-locking capabilityZARLINK SEMICONDUCTOR INC·Filed 2004·Granted Oct 24, 2006·55 cites·29 claims
- 0689US8023641B2Spectral domain, non-linear echo cancellation method in a hands-free deviceZARLINK SEMICONDUCTOR INC·Filed 2008·Granted Sep 20, 2011·18 cites·18 claims
- 0789US7369002B2Phase locked loop fast lock methodZARLINK SEMICONDUCTOR INC·Filed 2006·Granted May 6, 2008·28 cites·16 claims
- 0888US7315546B2Alignment of clock domains in packet networksZARLINK SEMICONDUCTOR INC·Filed 2004·Granted Jan 1, 2008·32 cites·26 claims
- 0985US6959064B2Clock recovery PLLZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Oct 25, 2005·26 cites·18 claims
- 1084US6920155B2Embedded loop delay compensation circuit for multi-channel transceiverZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Jul 19, 2005·40 cites·9 claims
- 1184US6674845B2Method and apparatus for connecting broadband voice and data signals to telephone systemsZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Jan 6, 2004·64 cites·14 claims
- 1282US7085374B2Distributed echo cancellingZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Aug 1, 2006·20 cites·4 claims
- 1381US6999582B1Echo cancelling/suppression for handsetsZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Feb 14, 2006·30 cites·14 claims
- 1481US6825127B2Micro-fluidic devicesZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Nov 30, 2004·58 cites·29 claims
- 1580US7476037B2Apparatus for coupling a fiber optic cable to an optoelectronic device, a system including the apparatus, and a method of forming the sameZARLINK SEMICONDUCTOR INC·Filed 2006·Granted Jan 13, 2009·9 cites·59 claims
- 1680US7078946B2Analog PLL with switched capacitor resampling filterZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Jul 18, 2006·31 cites·16 claims
- 1779US6678275B1Multitrunk ATM termination deviceZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Jan 13, 2004·50 cites·16 claims
- 1877US7356036B2Method providing distribution means for reference clocks across packetized networksZARLINK SEMICONDUCTOR INC·Filed 2004·Granted Apr 8, 2008·14 cites·10 claims
- 1977US6711537B1Comfort noise generation for open discontinuous transmission systemsZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Mar 23, 2004·28 cites·5 claims
- 2075US7738501B2Method of recovering timing over a granular packet networkZARLINK SEMICONDUCTOR INC·Filed 2006·Granted Jun 15, 2010·7 cites·18 claims
- 2175US6643617B1Method to generate telephone comfort noise during silence in a packetized voice communication systemZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Nov 4, 2003·25 cites·4 claims
- 2274US7965115B2Soft reference switch for phase locked loopZARLINK SEMICONDUCTOR INC·Filed 2009·Granted Jun 21, 2011·8 cites·15 claims
- 2371US6757859B1Parallel turbo trellis-coded modulationZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Jun 29, 2004·18 cites·14 claims
- 2470US7642862B2Digital phase locked loopZARLINK SEMICONDUCTOR INC·Filed 2007·Granted Jan 5, 2010·9 cites·2 claims
- 2570US7003101B2Subband echo location and double-talk detection in communication systemsZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Feb 21, 2006·13 cites·11 claims
- 2670US6697423B1Precursor decision feedback equalizer (PDFE)ZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Feb 24, 2004·16 cites·6 claims
- 2769US6985503B1Inverse multiplexerZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Jan 10, 2006·23 cites·14 claims
- 2869US6784706B2Method of stabilizing phase-locked loopZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Aug 31, 2004·18 cites·14 claims
- 2969US6671327B1Turbo trellis-coded modulationZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Dec 30, 2003·14 cites·15 claims
- 3068US7728634B2Flexible waveform generator with extended range capabilityZARLINK SEMICONDUCTOR INC·Filed 2008·Granted Jun 1, 2010·4 cites·20 claims
- 3167US7242740B2Digital phase-locked loop with master-slave modesZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Jul 10, 2007·15 cites·26 claims
- 3267US7194059B2Method and apparatus for skip-free retiming transmission of digital informationZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Mar 20, 2007·13 cites·15 claims
- 3366US7843954B2Scaleable VoIP telephone line circuitZARLINK SEMICONDUCTOR INC·Filed 2008·Granted Nov 30, 2010·2 cites·17 claims
- 3465US6795514B2Integrated data clock extractorZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Sep 21, 2004·12 cites·7 claims
- 3564US7557624B2Fractional digital PLLZARLINK SEMICONDUCTOR INC·Filed 2007·Granted Jul 7, 2009·6 cites·17 claims
- 3663US6578105B2Method of validating data in circular buffersZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Jun 10, 2003·17 cites·13 claims
- 3762US6925544B2Packet buffer memory with integrated allocation/de-allocation circuitZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Aug 2, 2005·9 cites·22 claims
- 3862US6795520B2High speed digital countersZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Sep 21, 2004·10 cites·18 claims
- 3961US7101091B2Apparatus for coupling a fiber optic cable to an optoelectronic device, a system including the apparatus, and a method of forming the sameZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Sep 5, 2006·6 cites·21 claims
- 4061US7006590B2Timing circuit with dual phase locked loopsZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Feb 28, 2006·10 cites·12 claims
- 4161US6944288B2Double-talk and path change detection using a matrix of correlation coefficientsZARLINK SEMICONDUCTOR INC·Filed 2002·Granted Sep 13, 2005·7 cites·9 claims
- 4260US7619483B2Asynchronous phase acquisition unit with ditheringZARLINK SEMICONDUCTOR INC·Filed 2007·Granted Nov 17, 2009·5 cites·6 claims
- 4359US7010117B2Multi-frequency tone detectorZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Mar 7, 2006·3 cites·7 claims
- 4458US6775685B1Method and apparatus for calculating energy in a-law or μ-law encoded speech signalsZARLINK SEMICONDUCTOR INC·Filed 2000·Granted Aug 10, 2004·7 cites·16 claims
- 4557US7376156B2Alignment of clocks over multiple packet networksZARLINK SEMICONDUCTOR INC·Filed 2004·Granted May 20, 2008·4 cites·5 claims
- 4655US7492778B2Data memory extension for use in double buffered TDM switchesZARLINK SEMICONDUCTOR INC·Filed 2004·Granted Feb 17, 2009·4 cites·19 claims
- 4753US7146003B2Noise level calculator for echo cancellerZARLINK SEMICONDUCTOR INC·Filed 2001·Granted Dec 5, 2006·5 cites·3 claims
- 4853US6522747B1Single-sided subband filtersZARLINK SEMICONDUCTOR INC·Filed 1999·Granted Feb 18, 2003·24 cites·14 claims
- 4952US7786811B2Phase locked loop with adaptive filter for DCO synchronizationZARLINK SEMICONDUCTOR INC·Filed 2008·Granted Aug 31, 2010·2 cites·12 claims
- 5052US7096243B2Flexible decimatorZARLINK SEMICONDUCTOR INC·Filed 2003·Granted Aug 22, 2006·5 cites·19 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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