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Dynamic keyboard for trading

  • US 9,292,865 B2
  • Filed: 03/15/2005
  • Issued: 03/22/2016
  • Est. Priority Date: 12/13/1996
  • Status: Expired due to Fees
First Claim
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1. An apparatus comprising:

  • a memory having logic stored thereon; and

    a keyboard comprising;

    a first key comprising a respective Liquid Crystal Display (“

    LCD”

    ) configured to display to a user of the keyboard a respective price, wherein the first key is selectable by the user for submitting the price displayed by the first key;

    a second key comprising a respective LCD configured to display to the user of the keyboard a respective price, wherein the second key is selectable by the user for submitting the price displayed by the second key;

    a buy key selectable by the user of the keyboard for submitting a buy command; and

    a sell key selectable by the user of the keyboard for submitting a sell command; and

    wherein the logic, when executed by at least one processor, directs the at least one processor to;

    receive from a server a bid price available in a market for a financial instrument;

    cause the first key to display to the user of the keyboard the bid price;

    receive from the server an offer price available in the market for the financial instrument;

    cause the second key to display to the user of the keyboard the offer price;

    in response to a change in bid prices available in the market for the financial instrument, cause the price displayed by the first key to change to one of the available bid prices;

    in response to a change in offer prices available in the market for the financial instrument, cause the price displayed by the second key to change to one of the available offer prices;

    determine that the user of the keyboard has;

    i) selected the first key, andii) selected the sell key;

    in response to determining that the user of the keyboard has selected the sell key, communicate a sell command for the financial instrument to the server, wherein the sell command comprises a price that is based at least in part on a bid price displayed by the first key when selected by the user;

    determine that the user of the keyboard has;

    i) selected the second key, andii) selected the buy key; and

    in response to determining that the user of the keyboard has selected the buy key, communicate a buy command for the financial instrument to the server, wherein the buy command comprises a price that is based at least in part on an offer price displayed by the second key when selected by the user.

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