| Patent | Date |
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Method of adapting the air interface and mobile radio system and corresponding base transceiver station, mobile station and transmission mode
Grant 6,646,995 - Le Strat , et al. November 11, 2 | 2003-11-11 |
Channel selector device for multiple access direct transmission systems between mobile stations
Grant 6,459,690 - Le Strat , et al. October 1, 2 | 2002-10-01 |
Signal transmission performance optimization device in a system for transmitting digital data, especially on an optical link
Grant 6,148,423 - Le Mouel , et al. November 14, 2 | 2000-11-14 |
Method of adapting the air interface in a mobile radio system and corresponding base transceiver station, mobile station and transmission mode
Grant 6,134,220 - Le Strat , et al. October 17, 2 | 2000-10-17 |
Base transceiver station for cellular mobile radio system and system for synchronizing such base transceiver stations
Grant 6,072,847 - Dupuy , et al. June 6, 2 | 2000-06-06 |
Electrical signal transmission device protected against electromagnetic interference
Grant 6,023,201 - Lamesch , et al. February 8, 2 | 2000-02-08 |
Cellular mobile radio system and base transceiver station and base station controller therefor
Grant 5,924,034 - Dupuy July 13, 1 | 1999-07-13 |
Encryption device and decryption device for information conveyed by asynchronous transfer mode cells
Grant 5,920,627 - Mionet , et al. July 6, 1 | 1999-07-06 |
Optical transmission method with reduced sensitivity to dispersion, transmission device and system for implementing this method
Grant 5,867,534 - Price , et al. February 2, 1 | 1999-02-02 |
Method of assigning transaction identifiers and system for implementing the method
Grant 5,841,984 - Marine , et al. November 24, 1 | 1998-11-24 |
Air interface adapting method for a mobile radio system
Grant 5,822,315 - de Seze , et al. October 13, 1 | 1998-10-13 |
Cell level change control device for cellular mobile radio networks with more than one level of cell
Grant 5,805,993 - Cherpantier , et al. September 8, 1 | 1998-09-08 |
Installation for detecting the presence of helium in a fluid circuit
Grant 5,728,929 - Gevaud March 17, 1 | 1998-03-17 |
Method of routing cells in an asynchronous time-division multiplex switching network and corresponding network input switch and application
Grant 5,712,854 - Dieudonne , et al. January 27, 1 | 1998-01-27 |
TDMA point-to-multipoint transmission network with a multiframe which includes a single continuous stream of data subframes and a single free period for response-time measurements
Grant 5,712,982 - Marcel January 27, 1 | 1998-01-27 |
Magnetic bearing and an assembly comprising a stator portion and a rotor portion suspended via such a bearing
Grant 5,686,772 - Delamare , et al. November 11, 1 | 1997-11-11 |
Transactional protocol and system for implementing it
Grant 5,657,474 - Paul Dubois Taine , et al. August 12, 1 | 1997-08-12 |
Optical transmission system suitable for video-communication cable networks
Grant 5,657,143 - Hajj , et al. August 12, 1 | 1997-08-12 |
Rotary assembly including in particular radial support means and a magnetic axial abutment
Grant 5,652,473 - Delamare , et al. July 29, 1 | 1997-07-29 |
Device for justifying a digital bit stream at regular intervals
Grant 5,621,775 - Etienne April 15, 1 | 1997-04-15 |
Add-drop optical spectrum-division multiplexer
Grant 5,612,805 - Fevrier , et al. March 18, 1 | 1997-03-18 |
Device for filtering positive dejustification jitter of a digital bit stream and application thereof to filtering positive and positive-negative dejustification jitter of a digital bit stream
Grant 5,581,493 - Etienne , et al. December 3, 1 | 1996-12-03 |
Method for unblocking a multibus multiprocessor system
Grant 5,553,247 - Lallement September 3, 1 | 1996-09-03 |
Synchronous digital channel cell assembly and disassembly device, synchronous digital channel switching center, and asynchronous digital channel switching center
Grant 5,521,915 - Dieudonne , et al. May 28, 1 | 1996-05-28 |
Timing recovery device in a receiver circuit for modems
Grant 5,517,526 - Caudron , et al. May 14, 1 | 1996-05-14 |
Tunable optical filter tuning device suitable for use in the receive part of an optical transmission system
Grant 5,491,577 - Gautheron , et al. February 13, 1 | 1996-02-13 |
Asynchronous transfer mode digital telecommunication network terminal equipment synchronization device
Grant 5,471,510 - Renault , et al. November 28, 1 | 1995-11-28 |
Method and devices for simultaneous transmission of two heterochronous binary signals on the same transmission medium
Grant 5,469,430 - Guerin , et al. November 21, 1 | 1995-11-21 |
System of global update for time/language heterogeneous databases using a relational reference database and both request and database identifier files
Grant 5,452,450 - Delory September 19, 1 | 1995-09-19 |
Apparatus for servo-controlling the bias voltage of a light source
Grant 5,440,113 - Morin , et al. August 8, 1 | 1995-08-08 |
Leak-detection installation for testing the gastightness of sealed packages
Grant 5,373,729 - Seigeot December 20, 1 | 1994-12-20 |
Semiconductor light source with non-linear compensation means within a predistortion circuit
Grant 5,373,384 - Hebert December 13, 1 | 1994-12-13 |
Method and device for returning to a normal communication link after using a standby link
Grant 5,367,562 - Tourbah , et al. November 22, 1 | 1994-11-22 |
Optical filter tuned by rotation and comprising a Fabry-Perot interferometer
Grant 5,361,155 - Chiaroni , et al. November 1, 1 | 1994-11-01 |
Optical communication link with correction of non-linear effects and optical signal processing method
Grant 5,355,240 - Prigent , et al. October 11, 1 | 1994-10-11 |
Method for allocating time slots for transmission in a half-duplex time division multiple access point-to-multipoint bidirectional transmission network
Grant 5,355,368 - Dore , et al. October 11, 1 | 1994-10-11 |
Helium leak detector
Grant 5,341,671 - Baret , et al. August 30, 1 | 1994-08-30 |
Photonic time-division multiplexer and demultiplexer
Grant 5,319,484 - Jacob , et al. June 7, 1 | 1994-06-07 |
Method for determining the transmission time between remote and central terminal stations in a point-to-multipoint bidirectional transmission network
Grant 5,317,571 - Marcel , et al. May 31, 1 | 1994-05-31 |
Electronic, especially telecommunication equipment rack
Grant 5,307,942 - Quelfeter , et al. May 3, 1 | 1994-05-03 |
Electromagnetic bearing
Grant 5,304,876 - Lemarquand , et al. April 19, 1 | 1994-04-19 |
Tracer-gas leak detector
Grant 5,297,422 - Baret March 29, 1 | 1994-03-29 |
Method of managing flows in a wideband integrated services digital telecommunications network
Grant 5,289,463 - Mobasser February 22, 1 | 1994-02-22 |
Handover method for radiotelephone networks
Grant 5,289,525 - Issenmann , et al. February 22, 1 | 1994-02-22 |
Device for inserting information bits into a specific frame structure
Grant 5,287,360 - Regent February 15, 1 | 1994-02-15 |
Seal, in particular electromagnetic seal
Grant 5,266,053 - Jamet , et al. November 30, 1 | 1993-11-30 |
Switching element for cross-connect equipment for digital bit streams multiplexed by time-division multiplexing digital tributaries with different bit rates
Grant 5,265,090 - Guinand , et al. November 23, 1 | 1993-11-23 |
Apparatus evaluating the data rates of virtual circuits occupying an asynchronous time-multiplexed transmission path
Grant 5,260,932 - Vinel November 9, 1 | 1993-11-09 |
Compact smart card reader with unitary case and connector cover
Grant 5,252,815 - Pernet October 12, 1 | 1993-10-12 |
Gas pumping installation having means for regulating its pumping speed
Grant 5,244,353 - Paquet , et al. September 14, 1 | 1993-09-14 |
Converter for interconnecting an asynchronous telecommunication network and a synchronous network
Grant 5,239,544 - Balzano , et al. August 24, 1 | 1993-08-24 |
Bridge for connecting an IEEE 802.3 local area network to an asynchronous time-division multiplex telecommunication network
Grant 5,229,994 - Balzano , et al. July 20, 1 | 1993-07-20 |
Connector for a card containing an electronic circuit
Grant 5,224,873 - Duffet , et al. July 6, 1 | 1993-07-06 |
Gastight manually-operated valve
Grant 5,213,307 - Perrillat-Amede May 25, 1 | 1993-05-25 |
Frame restructuring interface for digital bit streams multiplexed by time-division multiplexing digital tributaries with different bit rates
Grant 5,210,745 - Guinand , et al. May 11, 1 | 1993-05-11 |
High flow-rate leak detector having three molecular filters
Grant 5,193,380 - Tallon * March 16, 1 | 1993-03-16 |
Automatic gain control method and device for a variable gain amplifier and application thereof to controlling the gain of a tuner, in particular for a videocommunication network
Grant 5,194,822 - Bureau , et al. March 16, 1 | 1993-03-16 |
System for detecting overwriting of data in a buffer memory, particularly for a data switch
Grant 5,193,153 - Soutoul March 9, 1 | 1993-03-09 |
Device for regulating the throughput of virtual circuits on an asynchronous time-division multiplex transmission channel
Grant 5,189,672 - Le Bihan February 23, 1 | 1993-02-23 |
Pumping apparatus for pumping a gas by means of an oil-sealed vane pump and application to helium leak detectors
Grant 5,181,414 - Baret , et al. January 26, 1 | 1993-01-26 |
Seal tester
Grant 5,172,583 - Tallon December 22, 1 | 1992-12-22 |
Contact frame for an I.C. card reader
Grant 5,169,345 - Pernet December 8, 1 | 1992-12-08 |
Vacuum pump unit
Grant 5,165,864 - Burger , et al. November 24, 1 | 1992-11-24 |
High stability clock synchronized on an external synchronization signal
Grant 5,153,824 - Lalanne , et al. October 6, 1 | 1992-10-06 |
System for receiving and processing HDLC frames on a time division multiplex PCM type link, especially for a data switch
Grant 5,144,623 - Bernardini September 1, 1 | 1992-09-01 |
Method and device for evaluating the throughput of virtual circuits employing an asynchronous time-division multiplexed transmission channel
Grant 5,138,607 - Thiebaut , et al. * August 11, 1 | 1992-08-11 |
Circuit for detecting received signal loss in a digital signal receiver
Grant 5,138,636 - Bardin August 11, 1 | 1992-08-11 |
Method and device for evaluating the throughput of virtual circuits employing an asynchronous time-division multiplexed transmission channel
Grant 5,132,961 - Thiebaut , et al. July 21, 1 | 1992-07-21 |
Method of managing traffic flows in a wideband integrated services digital network, and a network for implementing the method
Grant 5,130,978 - Mobasser July 14, 1 | 1992-07-14 |
Device for evaluating the throughput of virtual circuits on an asynchronous time-division multiplex transsmision channel
Grant 5,128,924 - Le Bihan July 7, 1 | 1992-07-07 |
Cellular radiotelephone system, a method of protecting the data base of a visitor location register against saturation
Grant 5,123,111 - Delory , et al. June 16, 1 | 1992-06-16 |
Optical head with an integrated isolator for coupling a semiconductor laser to a light guide
Grant 5,121,451 - Grard , et al. June 9, 1 | 1992-06-09 |
Method and device for evaluating the throughput of virtual circuits employing a time-division multiplexed transmission channel
Grant 5,119,364 - Thiebaut , et al. June 2, 1 | 1992-06-02 |
Tracer gas leak detection system
Grant 5,107,697 - Tallon , et al. April 28, 1 | 1992-04-28 |
Vacuum pump for producing a clean molecular vacuum
Grant 5,106,273 - Lemarquand , et al. April 21, 1 | 1992-04-21 |
Asynchronous optical communication system
Grant 5,105,292 - Le Roy , et al. April 14, 1 | 1992-04-14 |
Housing for underwater electronic circuits
Grant 5,105,337 - Bitller , et al. April 14, 1 | 1992-04-14 |
Printed circuit board test system and application thereof to testing printed circuit boards forming a digital signal multiplex-demultiplex equipment
Grant 5,101,151 - Beaufils , et al. March 31, 1 | 1992-03-31 |
Electronic subscriber line connection circuit
Grant 5,097,503 - Cotty March 17, 1 | 1992-03-17 |
System for connecting optical lines to a wideband telecommunications exchange
Grant 5,086,348 - Le Roy February 4, 1 | 1992-02-04 |
Power supply switchover device for electrical apparatus and teleaction terminal equipped therewith
Grant 5,086,235 - Marquet , et al. February 4, 1 | 1992-02-04 |
System for interchanging messages in real time between stations interconnected by a loop link, in particular between stations in a telecommunications exchange
Grant 5,084,863 - Guezou , et al. January 28, 1 | 1992-01-28 |
Optical fiber feeder assembly including an amplifier
Grant 5,082,376 - Beylat , et al. January 21, 1 | 1992-01-21 |
Self-healing system for a ring link with spare ring link means
Grant 5,081,452 - Cozic January 14, 1 | 1992-01-14 |
Metal housing for an electrical connector
Grant 5,062,804 - Jamet , et al. November 5, 1 | 1991-11-05 |
Device for feeding grease to a plurality of bearings
Grant 5,060,760 - Long , et al. October 29, 1 | 1991-10-29 |
System for transmitting HDLC frames on a PCM type link using a single HDLC circuit and a transposition buffer memory
Grant 5,056,084 - Le Corre October 8, 1 | 1991-10-08 |
IC card reader
Grant 5,051,566 - Pernet September 24, 1 | 1991-09-24 |
Anti-return safety apparatus
Grant 5,049,042 - Mathieu , et al. September 17, 1 | 1991-09-17 |
Valve and apparatus using said valve
Grant 5,048,559 - Mathieu , et al. September 17, 1 | 1991-09-17 |
Two stage dry primary pump
Grant 5,040,949 - Crinquette , et al. August 20, 1 | 1991-08-20 |
Access network for a cordless telephone service
Grant 5,040,177 - Martin , et al. August 13, 1 | 1991-08-13 |
Pump assembly for obtaining a high vacuum
Grant 5,039,280 - Saulgeot , et al. August 13, 1 | 1991-08-13 |
IC card reader having lever that bends card onto IC contacts
Grant 5,012,078 - Pernet April 30, 1 | 1991-04-30 |
Vacuum pump of the type having a Gaede channel
Grant 5,011,368 - Frindel , et al. April 30, 1 | 1991-04-30 |
Asynchronous time-division multiservice digital satellite center for connecting subscribers
Grant 5,010,545 - Jacob April 23, 1 | 1991-04-23 |
Method of leak testing a test container with a tracer gas
Grant 4,984,450 - Burger January 15, 1 | 1991-01-15 |
Method and apparatus for combining and for separating a low data rate digital channel with or from the high data rate digital channel of a transmission link
Grant 4,972,408 - November 20, 1 | 1990-11-20 |
Unit for switching data transmitted by asynchronous time-division multiplexing
Grant 4,939,720 - Bakka July 3, 1 | 1990-07-03 |
Method of coding numbers in binary form
Grant 4,897,652 - Leon January 30, 1 | 1990-01-30 |
Electronic circuit housing
Grant 4,858,068 - Bitller , et al. August 15, 1 | 1989-08-15 |
Emergency D.C. power supply with the emergency state being indicated by polarity reversal
Grant 4,825,349 - Marcel April 25, 1 | 1989-04-25 |
Circuit for stabilizing the rate at which pulses appear
Grant 4,780,895 - Paul October 25, 1 | 1988-10-25 |
Device for relocking one or a number of identical or submultiple binary data signal trains on a synchronous reference clock signal
Grant 4,780,889 - Ley , et al. October 25, 1 | 1988-10-25 |
Synchronous digital cable transmission system
Grant 4,775,984 - Jaffre , et al. October 4, 1 | 1988-10-04 |
Installation for detecting a leak of tracer gas, and a method of use
Grant 4,773,256 - Saulgeot September 27, 1 | 1988-09-27 |
Longitudinal sealing device for an optical cable core
Grant 4,761,051 - Crespo Ruiz , et al. August 2, 1 | 1988-08-02 |
Mechanical switch for optical fibers
Grant 4,759,597 - Lemonde July 26, 1 | 1988-07-26 |
Housing for an undersea repeater
Grant 4,757,157 - Pelet July 12, 1 | 1988-07-12 |
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