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Class Information
Number: 375/377
Name: Pulse or digital communications > Miscellaneous
Description: Subject matter not provided for in any of the preceding subclasses of this class.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5268932 |
Interface circuit between a plurality of transmission lines and high bit rate data terminal equipment |
Dec. 7, 1993 |
| 5268937 |
Method and system for digital transmission of serial data |
Dec. 7, 1993 |
| 5259001 |
ADPCM decoder with an integral digital receive gain and method therefor |
Nov. 2, 1993 |
| 5258999 |
Circuit and method for receiving and transmitting control and status information |
Nov. 2, 1993 |
| 5259000 |
Modulator-demodulator apparatus and system |
Nov. 2, 1993 |
| 5257289 |
High-speed hybrid transmission interface |
Oct. 26, 1993 |
| 5253274 |
Means to differentiate between commands and data on a communications link |
Oct. 12, 1993 |
| 5247540 |
Reversible data link |
Sep. 21, 1993 |
| 5247546 |
Method and apparatus for automatic functional speed setting of a data circuit terminating equipment |
Sep. 21, 1993 |
| 5226121 |
Method of bit rate de-adaption using the ECMA 102 protocol |
Jul. 6, 1993 |
| 5224124 |
Data transmission system |
Jun. 29, 1993 |
| 5222081 |
Method of performing an autobaud function using a state flow machine |
Jun. 22, 1993 |
| 5212714 |
High speed data interface for land mobile communication system |
May. 18, 1993 |
| 5202884 |
Multiplexing scheme for modem control signals |
Apr. 13, 1993 |
| 5202899 |
Apparatus for providing dynamic selection of modem protocol to support multiple modem types |
Apr. 13, 1993 |
| 5202905 |
Moden signal detecting system for adaptive differential PCM CODEC |
Apr. 13, 1993 |
| 5187720 |
Synchronous serial communication circuit |
Feb. 16, 1993 |
| 5181227 |
Receiver having a signal detector and bit synchronizer |
Jan. 19, 1993 |
| 5179586 |
Line interface circuit |
Jan. 12, 1993 |
| 5168116 |
Method and device for compressing signals of plural channels |
Dec. 1, 1992 |
| 5157651 |
Apparatus and method for determining line rates |
Oct. 20, 1992 |
| 5153897 |
Automatically controlling the operation mode of data circuit terminating equipment in a communication system |
Oct. 6, 1992 |
| 5146472 |
Method for imbedding information in modem handshake procedure and modems incorporating the same |
Sep. 8, 1992 |
| 5142653 |
Method and circuit arrangement for determining the quality of virtual connections through an asynchronous transfer mode switching equipment |
Aug. 25, 1992 |
| 5140625 |
System for testing 2B1Q telephony loopback circuits and method therefor |
Aug. 18, 1992 |
| 5132989 |
Method of transmitting a sequence of M binary words of "p" bits and transmission arrangement implementing this method |
Jul. 21, 1992 |
| 5131015 |
Combined BAUD rate generator and digital phase locked loop |
Jul. 14, 1992 |
| 5128972 |
Memory package system |
Jul. 7, 1992 |
| 5123033 |
Extraction of an exact symbol rate as applied to bandwidth compression of modem signals through demodulation and remodulation |
Jun. 16, 1992 |
| 5113410 |
Data transmission system |
May. 12, 1992 |
| 5107518 |
Lockup prevention method and apparatus |
Apr. 21, 1992 |
| 5105438 |
Remotely accessing intelligent network channel terminating equipment device |
Apr. 14, 1992 |
| 5095494 |
Data transmission apparatus |
Mar. 10, 1992 |
| 5088112 |
Interface unit |
Feb. 11, 1992 |
| 5081646 |
Extended-length parallel cable |
Jan. 14, 1992 |
| 5077758 |
Signal detector and bit synchronizer |
Dec. 31, 1991 |
| 5072407 |
Serial data rate detection method and apparatus |
Dec. 10, 1991 |
| 5056113 |
Data communication system |
Oct. 8, 1991 |
| 5054019 |
Transfer direction turnaround in network data communications |
Oct. 1, 1991 |
| 5051980 |
Data communication interface device |
Sep. 24, 1991 |
| 5050041 |
Modem mountable in wall of a computer housing with readily accessible, on/off switch, indicator means and internal switch connecting either modem or an auxiliary serial port to an I/O port |
Sep. 17, 1991 |
| 5045675 |
Serial port interface to low-voltage low-power data module |
Sep. 3, 1991 |
| 5018171 |
Smoothing filter |
May. 21, 1991 |
| 5008902 |
Automatic baud rate detection |
Apr. 16, 1991 |
| 5007047 |
Adaptive rate control for echo cancelling modem |
Apr. 9, 1991 |
| 5003579 |
System for connecting computers via telephone lines |
Mar. 26, 1991 |
| 4995083 |
Method of establishing a radio link in one of a plurality of channels between two radio units |
Feb. 19, 1991 |
| 4989219 |
Midlevel carrier modulation and demodulation techniques |
Jan. 29, 1991 |
| 4987578 |
Mask programmable bus control gate array |
Jan. 22, 1991 |
| 4972445 |
Data transmission apparatus |
Nov. 20, 1990 |
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