ENERGY SAVING CABLE ASSEMBLY
First Claim
1. In a power charger circuit converting input energy to DC output energy for charging the battery of a portable device, said input energy adapted to flow in a first direction to provide said output energy to said portable device, the improvement comprising:
- said power charging circuit including at least one switch having an open state and a closed state, said open state to interrupt the flow of said input energy in said first direction; and
said power charging circuit adapted to provide energy flow in a second direction opposite to said first direction.
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Accused Products
Abstract
A power charger circuit converts input energy to DC output energy, with the input energy flowing in a first direction such as via a cable having multiple conductors to provide the output energy, with the power charger including at least one switch having an open state and a closed state, the open state to interrupt the flow of input energy and the power charging circuit allowing for energy flow in a second direction opposite the first direction so that the switch may be moved to the closed state.
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Citations
66 Claims
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1. In a power charger circuit converting input energy to DC output energy for charging the battery of a portable device, said input energy adapted to flow in a first direction to provide said output energy to said portable device, the improvement comprising:
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said power charging circuit including at least one switch having an open state and a closed state, said open state to interrupt the flow of said input energy in said first direction; and said power charging circuit adapted to provide energy flow in a second direction opposite to said first direction. - View Dependent Claims (2, 3, 4, 5, 13, 14, 15)
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6. A power device for supplying electrical power to a portable electronic device with an on-board battery, comprising;
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an input portion for receiving input electrical power; a converter portion including converting circuitry for converting the input electrical power to output electrical power; switch circuitry for controlling an on state and an off state for the power device; and operational components within the electronic device for determining charging levels for the on-board battery; wherein the operational components within the electrical device send signals to the switch circuitry for connecting and disconnecting electrical power to the electrical device. - View Dependent Claims (7, 8, 9, 10, 11, 12)
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16. A power device for supplying power to an electronic device, the power device comprising:
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an input for receiving electrical input power from a source, the input power having an AC input voltage; an output for delivering electrical output power to the electronic device, the output power having a DC output voltage; prongs for electrical communication with a receptacle of a power outlet; and power circuitry for converting the input voltage to the output voltage and transformer control circuitry; and a solid state switch coupled between the input and the transformer; and control circuitry for causing the solid state switch to close in response to a remote electrical connection established between two terminals to change the power circuitry to an “
on”
state and for causing the solid state switch to open to change the power circuitry to the “
off”
state. - View Dependent Claims (17, 18)
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19. A power device for supplying power to an electronic device the power device comprising:
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a first portion for receiving electrical input power from a power source, the electrical input power having an input voltage; a second portion for delivering electrical output power to the electronic device, the output power having an output voltage; a transformer and load sensing portion operable to sense one or more pulses and determine the power or load being drawn from the power device by the electronic device; power circuits for converting the input voltage to the output voltage and for controlling the output voltage based, at least in part, upon feedback from the transformer; switching circuitry for switching the power device between a fully powered state and a reduced power state; wherein the switching circuitry automatically switches the power device to the reduced power state in response to a reduced power draw by the electronic device, the switching circuitry disconnecting power to the transformer when in the reduced power state and wherein the output voltage is substantially constant when power circuitry is in the fully powered state. - View Dependent Claims (20, 21, 22, 23, 24, 25)
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26. A power device for supplying power to an electronic device, the power device comprising:
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an input for receiving electrical input power from a power source, the input power having an AC input voltage; an output for delivering electrical output power to the electronic device, the output power having a DC output voltage; power circuitry for converting the input voltage to the output voltage, the power circuitry including a transformer; a load sensing portion to sense one or more pulses to measure current drawn from the power device by the electronic device, the load sensing portion having a predetermined threshold level; switching circuitry for switching the power device between a fully powered state and a reduce power state, the switching circuitry electrically coupled to electrically connect or disconnect power to the transformer; and wherein the switching circuitry disconnects the output power to the electronic device when power being drawn from the power device by the electronic device is at or below the predetermined threshold level. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A desktop charger for charging an electronic device, the desktop charger comprising:
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a first portion for receiving electrical input power from a power source, the input having an input voltage; a second portion for delivering electrical output power to the electronic device, the output power having an output voltage; power circuitry for converting the input power voltage to output power voltage and for controlling the output power voltage based, at least in part, upon the feedback of the transformer; switching circuitry operable to de-power at least a portion of the desktop charger;
a transformer and a load sensing portion operable to sense one or more pulses and determine the power or load being drawn from the desk top charger by the electronic device. - View Dependent Claims (42, 43, 44, 45, 46, 47)
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48. A desktop charger for charging an electronic device, the desktop charger comprising:
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a first portion for receiving electrical input power from a power source, the input having an input voltage; a second portion for delivering electrical output power to the electronic device, the output power having an output voltage; power circuitry for converting the input power voltage to output power voltage; switching circuitry operable to de-power at least a portion of the desktop charger; and a load sensing portion operable to sense the power or load being drawn from the desktop charger by the electronic device wherein the output voltage is substantially constant when power circuitry is in a fully powered state. - View Dependent Claims (49, 50, 51, 52, 53, 54)
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55. A power device for supplying power to an electronic device, the power device comprising:
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a first portion for receiving electrical input power from a power source, the input having an input voltage; a second portion for delivering electrical output power to the electronic device, the output power having an output voltage; power circuitry for converting the input power voltage to the output power voltage; and switching circuitry operable to disconnect the first portion from the power source, thereby preventing the first portion from receiving the input power wherein the output voltage is substantially constant when power circuitry is in a fully powered state. - View Dependent Claims (56, 57, 58, 59, 60, 61, 62, 63)
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- 65. The power device of claim 65 wherein the pulse monitoring circuitry and the switching circuitry comprises a microcontroller.
Specification