| Patents for H04L 25 - Baseband systems (55,083) |
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| 07/06/1993 | US5226060 Modem receiver with nonlinear equalization |
| 07/01/1993 | WO1993013613A1 Gain control circuit for radio transmitter |
| 06/30/1993 | EP0549445A1 Method for the transmission of reference signals in a multicarrier data transmission system |
| 06/30/1993 | EP0549125A1 Synchronous digital signal to asynchronous digital signal desynchronizer |
| 06/30/1993 | EP0549047A1 Scrambler/descrambler and synchronizer for a data transmission system |
| 06/30/1993 | EP0549019A2 Decision feedback equalisation system with low error propagation |
| 06/30/1993 | EP0548415A1 Coding system allowing auxiliary data transmission |
| 06/30/1993 | EP0548089A1 Token ring synchronization |
| 06/29/1993 | US5224128 Method and circuit arrangement for monitoring the operating condition of an electro-optical transmission system |
| 06/29/1993 | US5224127 Digital data communication system |
| 06/29/1993 | US5224126 Phase ambiguity resolution for manchester-encoded data |
| 06/29/1993 | US5224123 Transversal equalizer |
| 06/29/1993 | US5223832 Serial data transmission circuit |
| 06/29/1993 | CA2002585C Demodulator with composite transversal equalizer and eye detection clock synchronizer |
| 06/25/1993 | CA2086145A1 Data transmission system |
| 06/24/1993 | DE4142339A1 Converting current modulated received signals to voltage modulated data signals - comparing initial peak value with provided by d=a converter and counter to provide data output signal |
| 06/24/1993 | DE4142338A1 Converting rectangular data signals to transmission signals - indexing counter upon successive differences between data signal and delayed data signal and converting count into analogue output |
| 06/23/1993 | EP0547960A1 Method and apparatus for measuring successive amplitude levels of signals received over a communication path |
| 06/23/1993 | EP0547814A2 Balanced line driver for local area networks or the like |
| 06/22/1993 | US5222105 Opto-electronic interface for decoding wave division multiplexed manchester gray coded binary signals |
| 06/22/1993 | US5222104 Gain control circuit for radio transmitter |
| 06/22/1993 | US5222081 Method of performing an autobaud function using a state flow machine |
| 06/22/1993 | US5222080 Method and apparatus for signal reconstruction |
| 06/22/1993 | US5222077 Radix mapping with variable number of symbols in mapping period |
| 06/22/1993 | US5222002 Semiconductor integrated circuit which performs phase synchronization |
| 06/20/1993 | CA2085798A1 Decision feedback equalizer |
| 06/17/1993 | DE4141093A1 Digitally controlled pulse width modulator for dc motor control - provides output signal with variable duty cycle to be applied to DC motor to control rate of rotation |
| 06/16/1993 | EP0546963A1 In-series protection circuit |
| 06/15/1993 | US5220582 Optical bus transmission method and transmitting-side encoder and receiving-side decoder therefor |
| 06/15/1993 | US5220466 Method and apparatus for digital filter control in a partial-response maximum-likelihood disk drive system |
| 06/15/1993 | US5220211 High speed bus transceiver with fault tolerant design for hot pluggable applications |
| 06/15/1993 | CA2001862C Signal conversion apparatus which reduces quantization errors for telecommunications applications |
| 06/10/1993 | WO1993011628A1 Telematic terminal with full or reduced wanted information bit rate |
| 06/09/1993 | EP0545493A2 Scanning circuit |
| 06/09/1993 | EP0545183A1 Circuit arrangement for the production of binary pseudo random sequences |
| 06/09/1993 | EP0544965A1 Method for setting the asynchronous transmission characteristics in a telecommunication equipment including a SCC |
| 06/09/1993 | EP0544875A1 Apparatus for adjusting signal points, equalizer gains and the like |
| 06/09/1993 | EP0511373A4 Dc-free line code and bit and frame synchronization for arbitrary data transmission |
| 06/09/1993 | EP0308450B1 Jitter control in digital communications links |
| 06/08/1993 | US5218235 Power stealing circuit |
| 06/08/1993 | CA1318953C Twisted pair adapter |
| 06/02/1993 | EP0544436A1 Identification of the transmission characteristics of a communication path |
| 06/02/1993 | EP0544315A2 Maximum likelihood sequence estimation apparatus |
| 06/02/1993 | EP0544128A1 Circuit arrangement for a driver circuit |
| 06/01/1993 | US5216714 Method and apparatus for controlling the spectral content of a data stream |
| 06/01/1993 | US5216694 Trellis coding for fractional bits |
| 06/01/1993 | US5216674 Method of and device for bringing a network interface out of a sleep mode into a wake-up state |
| 06/01/1993 | CA2006829C Self-adaptive equalizer circuit for a differentially coherent demodulation installation |
| 05/27/1993 | WO1993010623A1 Transmission system for coded speech signals and/or voiceband data |
| 05/27/1993 | WO1993010610A1 Method and apparatus for decoding manchester encoded data |
| 05/27/1993 | DE4140920C1 Level changing circuitry for flanks of rectangular or trapezoidal signals - has threshold value discriminator with output signal separated into two channels, each having a gate circuit assigned to SR-flip=flop |
| 05/27/1993 | DE4138798A1 Assessing channel impulse response in transmission channel - allowing any series as periodic continuous assessment series in preamble and processes through correlator and correction filters |
| 05/27/1993 | DE4138065A1 Data and energy transmission system for several subscribers - uses two=wire screened lead with data and power being differentially transmitted with symmetrical signals along wires and screen sheath used as return path for supply current |
| 05/26/1993 | EP0543623A1 Communication link between the stationary and the rotating parts of a CT scanner |
| 05/26/1993 | EP0543586A2 Viterbi decoding apparatus |
| 05/26/1993 | EP0543549A2 Data decoding device |
| 05/26/1993 | EP0543070A1 Coding system and method using quaternary codes |
| 05/26/1993 | EP0542881A1 Apparatus and method for determining line rates |
| 05/25/1993 | US5214675 System and method for calculating channel gain and noise variance of a communication channel |
| 05/25/1993 | US5214672 Trellis precoding for fractional bits/baud |
| 05/25/1993 | US5214671 Adaptive equalizer |
| 05/25/1993 | US5214670 Equalization system and method for equalizing a base-band telecommunication line |
| 05/25/1993 | US5214526 Pulse modulated infrared data communications link |
| 05/25/1993 | US5214391 Demodulation apparatus having multipath detector for selecting a first or second demodulator |
| 05/25/1993 | US5214390 Method and apparatus for partial response demodulation |
| 05/19/1993 | EP0542321A2 Method and circuit for controlling voltage reflections on transmission lines |
| 05/19/1993 | CN1072301A Method for digital communication |
| 05/18/1993 | US5212826 Apparatus and method of dc offset correction for a receiver |
| 05/18/1993 | US5212808 Method and an apparatus for re-establishing wireless communication between a base unit and a remote unit |
| 05/18/1993 | US5212724 Processor-to-processor communications protocol for a public service trunking system |
| 05/13/1993 | WO1993009505A1 Data transmission line interface device |
| 05/13/1993 | WO1993009493A1 A wireless communication system |
| 05/12/1993 | WO1993010601A1 Method and apparatus for reducing interference in a radio communication link of a cellular communication system |
| 05/12/1993 | EP0541512A2 Bipolar transistor switching enhancement circuit |
| 05/12/1993 | EP0541288A2 Circuit module redundacy architecture |
| 05/12/1993 | EP0541225A1 Equalizer for data receiver apparatus |
| 05/12/1993 | EP0541217A1 Trellis coding for fractional bits |
| 05/12/1993 | EP0540946A2 Method for the digital transmission of informations |
| 05/12/1993 | EP0540660A1 Method and apparatus for received signal equalization |
| 05/12/1993 | EP0364557B1 A method and apparatus for stabilized data transmission |
| 05/11/1993 | US5210774 Adaptive equalization system and method for equalizing a signal in a dce |
| 05/11/1993 | US5210773 Process for the intermediate amplification of digital signals and intermediate amplifiers for digital signals |
| 05/11/1993 | US5210519 Digital data transmission |
| 05/07/1993 | CA2081156A1 Process for digital information transmission |
| 05/05/1993 | EP0540449A1 High speed bus transceiver with fault tolerant design for hot pluggable applications |
| 05/05/1993 | EP0540427A1 Interface circuit for IC card |
| 05/05/1993 | EP0540359A2 Adaptive threshold detector |
| 05/05/1993 | EP0532507A4 Cable television radio frequency return method |
| 05/05/1993 | CN1020532C Method of controlling frequency of coherent radio receiver and apparatus for carrying out method |
| 05/05/1993 | CN1020531C Method of rapidly controlling frequency of coherent radio receiver and apparatus for carrying out method |
| 05/04/1993 | US5208839 Symbol synchronizer for sampled signals |
| 05/04/1993 | US5208833 Multi-level symbol synchronizer |
| 05/04/1993 | US5208693 Transmission protocol for clamping receiver |
| 05/04/1993 | US5208581 High speed communication apparatus for computerized axial tomography (cat) scanners with matching receiver |
| 04/29/1993 | WO1993008659A1 Data communication system |
| 04/29/1993 | DE4235616A1 Datenkommunikationssystem A data communication system |
| 04/28/1993 | EP0539276A1 Method for detecting digital data |
| 04/28/1993 | EP0538919A1 Magnetic tape recording apparatus |
| 04/28/1993 | EP0538466A1 A system for echo cancellation comprising a ghost cancellation reference signal |
| 04/28/1993 | EP0538448A1 Superframes. |