Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 5 - Arrangements affording multiple use of the transmission path
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
12/1997
12/24/1997CA2258682A1 Improved coding system for digital transmission compression
12/23/1997US5701296 Reliable burst signal detecting apparatus
12/23/1997CA2065853C Asynchronous signal extracting circuit
12/18/1997WO1997048206A1 Method and apparatus for implementing a wireline transmission connection
12/18/1997WO1997048197A3 Communication system with multicarrier telephony transport
12/18/1997WO1997048197A2 Communication system with multicarrier telephony transport
12/18/1997WO1997048056A1 A system and method for sending multiple data signals over a serial link
12/18/1997CA2257799A1 Method and apparatus for implementing a wireline transmission connection
12/17/1997CN2271073Y Rate/code conversion equipment for digital communication
12/17/1997CN1168034A Method and apparatus for encoding of digitalized audio signal
12/16/1997US5699429 Packet TV program component detector
12/11/1997WO1997047105A1 Data framing format for digital radio communications and method of forming same
12/03/1997EP0810753A2 Multiple access transmitting and receiving system employing multiplexing of multicarrier signals
12/03/1997EP0810746A2 Transmission apparatus using a multi-carrier signal with allocation of subcarriers
12/03/1997EP0809898A2 Multi-point to point communication system
12/02/1997US5694439 Bi-directional low pass filtering method and apparatus
12/02/1997US5694431 Method and apparatus for average power control
11/1997
11/27/1997WO1997044928A2 Process for high-bit-rate digital signal transmission
11/27/1997DE19620257A1 Instruction and data transmission method e.g. for vehicle
11/26/1997EP0808534A2 Method of communication channel monitoring using parity bits
11/26/1997EP0808533A1 Point-to-multipoint broadband services drop with multiple time slot return channel for customer premises equipement
11/26/1997EP0808530A2 Bi-directional signal transmission system
11/26/1997CN1166257A Method of terrestrially transmitting digital signals
11/25/1997US5692016 Process and arrangement for adjusting the local oscillators of a receiver in a multi-channel transmission system
11/25/1997US5691983 Communication system with repeatedly allocated channel ID numbers
11/25/1997US5691718 Dual 4-wire analog data multiplexer
11/25/1997CA1339562C Communication system using distributed switching for time-division multiplexing of voice and data
11/20/1997DE19620042A1 Verfahren zur hochratigen digitalen Signalübertragung Process for high-rate digital signal transmission
11/19/1997EP0807344A1 Method and apparatus for generating plural quadrature modulated carriers
11/19/1997EP0548205B1 Reception of orthogonal frequency division multiplexed signals
11/19/1997CN1165445A Coding, modulating, function control chip for railway plane radio shunting handset
11/18/1997US5689244 Communication system and electronic apparatus
11/13/1997WO1997042730A1 Half duplex uart control for single channel bi-directional wireless communications
11/13/1997CA2253933A1 Half duplex uart control for single channel bi-directional wireless communications
11/12/1997EP0806852A2 A multimode digital modem
11/12/1997EP0806091A1 Transmission system for a non linear transmission medium
11/12/1997EP0806085A1 Bidirectional transmission line driver/receiver
11/12/1997CN1164944A Method and arrangement for separating signals operating in the same channel
11/11/1997US5687194 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
11/11/1997US5687169 Full duplex ultrawide-band communication system and method
11/06/1997WO1997041647A1 System for radio transmission of digital signals between a plurality of subscriber stations and a base station
11/06/1997WO1997041645A1 Multiple user communication system, device and method with overlapping uplink carrier spectra
11/06/1997WO1997041548A1 Method and apparatus for peak-to-average ratio control in an amplitude modulation paging transmitter
11/05/1997EP0804858A1 Spectrally efficient high capacity wireless communication systems
11/05/1997EP0804838A2 Network multicasting method using arq techniques for preventing unnecessary retransmissions
11/05/1997EP0804836A1 Method and apparatus for the formatting of data for transmission
11/04/1997US5684451 Communication system and method
11/04/1997CA2078406C Quadrature modulator for tdma/tdd radio communication apparatus.
10/1997
10/30/1997WO1997040587A1 Radio frequency noise canceller
10/29/1997CN1163522A Orthogonal frequency-division multiplexing transmitter and its receiver
10/29/1997CN1163518A Transmitting and receiving for radio signal
10/28/1997CA2108464C Communications network and method
10/22/1997EP0476127B1 Cellular communications system
10/21/1997US5680394 In a subscriber line based communication system
10/15/1997CN1162377A Multiple band radio
10/08/1997EP0800323A2 Method for fax-transmission in digital networks
10/08/1997EP0800297A1 Multiplex transmission and reception system
10/08/1997EP0800292A2 Time division multiplexing of digital video signals
10/07/1997US5675611 Output power control and envelope shaping for a pulsed transmitter
10/07/1997US5675584 High speed serial link for fully duplexed data communication
10/02/1997WO1997036390A1 Block spectrum receiver for a broadband communications system
10/01/1997EP0798901A1 Simultaneous transmission of power clock and data
10/01/1997EP0798896A2 ATM exchanger
10/01/1997EP0797892A1 Method of terrestrially transmitting digital signals
10/01/1997EP0797876A2 Circuit array and process for creating a data feedback channel from receiver to transmitter in a common frequency network
09/1997
09/30/1997CA2053851C Integrated cellular communications system
09/25/1997WO1997035399A2 Time division duplexed multicarrier transmission
09/24/1997EP0797332A2 Packet data communication system
09/24/1997EP0796529A2 Orthogonal code division multiple access communication system having multicarrier modulation
09/23/1997US5671156 Transmission method and system for JPEG images
09/18/1997WO1997034421A1 Data transmission using atm over hybrid fiber coax
09/18/1997WO1997034390A1 High speed data communication over unshielded twisted pair
09/17/1997EP0795978A2 Frequency control for frequency division channels
09/17/1997EP0795977A2 Method of transmitting an ADSL signal simultaneously with an ISDN signal
09/17/1997EP0795232A1 Universal radio architecture for low-tier personal communication system
09/17/1997CN1159692A Transmission device with echo eliminating function
09/16/1997US5668814 Dual DDS data multiplexer
09/16/1997US5668803 Protocol for packet data communication system
09/16/1997US5668802 Communications system
09/12/1997WO1997033393A1 Communication system and operating method thereof
09/10/1997EP0794633A2 Transmission system for the transmission of digital signals with a high bit rate using a split frequency method over symmetric twin copper wires
09/10/1997EP0643887A4 A multi-channel digital transmitter and receiver.
09/09/1997US5666480 Fault-tolerant hierarchical bus system and method of operating same
09/09/1997US5666354 CMOS bi-directional differential link
09/09/1997US5666302 Input/output device
09/04/1997WO1997032412A1 Subtractive multicarrier cdma access methods and systems
09/04/1997WO1997032252A1 Dynamically upgradeable disk array system and orthogonal signal multiplexing system therefor
09/04/1997CA2247092A1 Orthogonal signal multiplexing system
09/02/1997US5663982 Modem pool data rate adjusting method
09/02/1997US5663957 Dual mode satellite/cellular terminal
08/1997
08/28/1997WO1997025794A3 Transmitter for and method of transmitting a wideband digital information signal, and receiver
08/27/1997CN1158037A Multiplex broadcasting method and apparatus
08/26/1997US5661720 Multi-ring network having plural rings connected by node
08/21/1997WO1997030531A1 Improvements in or relating to ofdm systems
08/21/1997DE19629899C1 Time division duplex mobile communication method
08/21/1997CA2197956A1 Method for fax transmission in digital networks
08/20/1997EP0789954A1 Method and arrangement for separating signals operating in the same channel
08/20/1997EP0587664B1 Communications network and method
08/19/1997US5659569 Data burst randomizer
08/19/1997CA1339322C Interactive television and data transmission system
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