Patents by Inventor Stéphane Bloch

Stéphane Bloch has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Active circuit for synthesizing an inductor
    Patent number: 6707354
    Abstract: A circuit for an apparatus is an active circuit that synthesizes self-induction. The active circuit comprises only one operational amplifier. With the use of tunable capacitors, the inductor synthesized by the active circuit becomes a tunable inductor.
    Type: Grant
    Filed: April 2, 2002
    Date of Patent: March 16, 2004
    Assignee: Alcatel
    Inventors: Thierry Pollet, Stéphane Bloch
  • Active circuit for synthesizing an inductor
    Publication number: 20020180509
    Abstract: The present invention is related to an apparatus comprising an active circuit, said circuit synthesising a self-induction. The invention is characterised in that said active circuit comprises only one Operational Amplifier.
    Type: Application
    Filed: April 2, 2002
    Publication date: December 5, 2002
    Applicant: ALCATEL
    Inventors: Thierry Pollet, Stephane Bloch
  • Device for balancing a transmission line input impedance
    Publication number: 20020168064
    Abstract: The present invention is related to a hybrid for digital subscriber line communication systems, said hybrid comprising means (1) for injecting a transmit signal (Vt) into a loop (3), means for extracting a receive signal (Vr) from said loop, and a balancing circuit for matching the input impedance of said loop, characterized in that said balancing circuit comprises at least one group (10) of a resistor (R1 . . . Rn), an inductor (L1 . . . Ln) and a capacitor (C1 . . . Cn), connected in parallel.
    Type: Application
    Filed: April 2, 2002
    Publication date: November 14, 2002
    Applicant: ALCATEL
    Inventors: Thierry Pollet, Stephane Bloch