Patents
Patent data provided by The
European Patent Office
and updated through early 2009. Full text patent data loaded weekly coming soon.
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US1645295 (A), filed
(unknown)
, published
(unknown)
- ROGERS HARRISON W
US1841856 (A), filed
(unknown)
, published
(unknown)
- WESTERN UNION TELEGRAPH CO
US2460786 (A), filed
(unknown)
, published
(unknown)
- RCA CORP
US2552348 (A), filed
(unknown)
, published
(unknown)
- JEFFERSON STANDARD BROADCASTIN
US3747074 (A), filed
Mar 17, 1972
, published
Jul 17, 1973
- COMTEU
A communication system with baud rate detection capability. In a preferred embodiment of the system, the system includes a processor, a plurality of terminals, and a communication device for coordinating transmission of communications between the processor and...
US5072407 (A), filed
Jan 08, 1990
, published
Dec 10, 1991
- GANDALF TECHNOLOGIES INC
A system and method are described for bit rate detection in a serial data communication system, the system employing a data rate prompt of a pair of opposite value data bits which follow a series of idle bits. In a first embodiment a receiving port employs a...
US5131015 (A), filed
Oct 22, 1990
, published
Jul 14, 1992
- CIRRUS LOGIC INC
A combined BAUD rate generator and digital phase locked loop (DPLL) circuit operates in either an asynchronous BAUD rate generating mode or a synchronous phase-locked mode. The combination circuit requires less circuitry than a functionally equivalent circuit...
US5206885 (A), filed
Oct 31, 1991
, published
Apr 27, 1993
- MOTOROLA INC
A selective call receiver comprises a receiver for receiving a signal and a digital synchronizer coupled to the receiver. The digital synchronizer examines the signal transmitted at a predetermined baud rate for a predetermined time. Upon completion of the...
US5222081 (A), filed
Jun 28, 1991
, published
Jun 22, 1993
- UNIVERSAL DATA SYSTEMS INC
A method of performing an autobaud function in data communication equipment utilizing a predetermined state flow machine for processing the bits of at least a portion of a command bit stream for identifying transmit characteristics of a corresponding...
US5299230 (A), filed
Dec 21, 1990
, published
Mar 29, 1994
- WHITAKER CORP
A digital data transmission system includes a transmitter connected to a receiver by a twisted pair. A digital transversal filter, included in the transmitter, supplies output signals to a resistor bank. The output signals are weighted by the resistors of the...
US5317597 (A), filed
Mar 05, 1993
, published
May 31, 1994
- PHILIPS CORP
A data transmission arrangement powered by at least a supply voltage source (UB), includes a transmitter (11), a receiver (13) and a data transmission path (12) operated in the differential mode and terminated by its characteristic impedance. A reliable...
US5533049 (A), filed
Jul 27, 1994
, published
Jul 02, 1996
- MOTOROLA INC
The present invention provides a pre-emphasis selection method, digital signal processing module and digital communication system that use computations based on channel spectrum measurements for efficient, non-complex determination of a pre-emphasis filter...
US5535241 (A), filed
May 31, 1994
, published
Jul 09, 1996
- TEXAS INSTRUMENTS INC
A signal transmission system (10) is provided that comprises a transmitter circuit (12) which transmits a signal through a transmission line (16) to a receiver circuit (14) using the current mode of signal transmission. A steady state current is supplied by a...
