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Class Information
Number: 375/258
Name: Pulse or digital communications > Cable systems and components > Transformer coupling
Description: Subject matter including an inductive coupling which is used between the driver and the transmission line or between the receiver and the transmission line for isolating the d.c. value.

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8711954 Transfer of digital data through an isolation Apr. 29, 2014
8705592 Data transmission apparatus, data reception apparatus, and data transmission method Apr. 22, 2014
8693528 Common mode suppression circuit Apr. 8, 2014
8693679 Communications system and associated method for reducing power consumption of a telecommunications device Apr. 8, 2014
8681849 Precoder construction and equalization Mar. 25, 2014
8661176 Wireless two-way transmission of serial data signals between an electronic device and a power meter Feb. 25, 2014
8660489 System and method for receiving data across an isolation barrier Feb. 25, 2014
8657342 Consist communication system having inductive transmission Feb. 25, 2014
8654867 Transformer power combiner with filter response Feb. 18, 2014
8644365 Providing voltage isolation on a single semiconductor die Feb. 4, 2014
8639193 Tri-state control for a line driver Jan. 28, 2014
8634480 Signal transmission arrangement with a transformer and signal transmission method Jan. 21, 2014
8619538 Communication system and method over local area network wiring Dec. 31, 2013
8611436 Wideband balun structure Dec. 17, 2013
8599937 Pulse transformer driver Dec. 3, 2013
8582669 Noise reduction circuit in a digital isolator system Nov. 12, 2013
8576930 Receiver for signal communication apparatus and related signal communication apparatus Nov. 5, 2013
8532850 System and method for communicating data in locomotive consist or other vehicle consist Sep. 10, 2013
8503282 Communication system and method over local area network wiring Aug. 6, 2013
8477855 Signal transmission system and semiconductor integrated circuit device Jul. 2, 2013
8477856 Multi-bit digital signal isolator Jul. 2, 2013
8472533 Reduced-complexity common-mode noise cancellation system for DSL Jun. 25, 2013
8472532 Method and apparatus for generating a common-mode reference signal Jun. 25, 2013
8441325 Isolator with complementary configurable memory May. 14, 2013
8442128 Signal transmitting device and phase modulated method for transmitting via a signal transmitting device May. 14, 2013
8428511 System and method for a high available and survivable communication system Apr. 23, 2013
8412286 Transceiver with power-saving function and the method thereof Apr. 2, 2013
8396136 Close-proximity communications system using capacitively coupled signal transfer Mar. 12, 2013
8385392 Network and method for transmitting data in a system of pipes Feb. 26, 2013
8379701 High bandwidth dual programmable transmission line pre-emphasis method and circuit Feb. 19, 2013
8379702 High bandwidth programmable transmission line pre-emphasis method and circuit Feb. 19, 2013
8374256 Communication apparatus and communication method Feb. 12, 2013
8345779 Pulse transformer driver Jan. 1, 2013
8320471 Transmission device for differential communication Nov. 27, 2012
8295336 High bandwidth programmable transmission line pre-emphasis method and circuit Oct. 23, 2012
8295392 Digital communication system, indoor unit, and outdoor unit Oct. 23, 2012
8284007 Magnetic package for a communication system Oct. 9, 2012
8279951 Method and device for producing a transmission signal to be transferred over a transmission path Oct. 2, 2012
8270499 Receiver with balanced I/Q transformer Sep. 18, 2012
8265174 Method and apparatus for detection of load impedance modulation in a transformer circuit Sep. 11, 2012
8249134 High impedance state for digital subscriber line transceivers on copper pairs Aug. 21, 2012
8243578 Simultaneous estimation of multiple channel coefficients using a common probing sequence Aug. 14, 2012
8238451 Network transmitting apparatus and power saving method thereof Aug. 7, 2012
8238450 Dynamic transmitter noise level adjustment for digital subscriber line systems Aug. 7, 2012
8218419 Simultaneous estimation of multiple channel coefficients using a common probing sequence Jul. 10, 2012
8208865 RF front-end with on-chip transmitter/receiver isolation and noise-matched LNA Jun. 26, 2012
8204138 Symbol-based signaling device for an electromagnetically-coupled bus system Jun. 19, 2012
8189692 Signal transmitter apparatus provided with signal correction circuit for suppressing radiation of electromagnetic waves between transmission lines May. 29, 2012
8189693 Digital signal transfer method and apparatus May. 29, 2012
8164501 Method and system for time interleaved digital to analog conversion for a cable modem Apr. 24, 2012

1 2 3 4 5 6 7 8

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