Power transfer device
First Claim
1. A power transfer device, comprising:
- a circuit arrangement comprising;
a primary side having a primary coil;
a secondary side having a secondary coil inductively coupled to the primary coil and a load transformation unit;
wherein the load transformation unit comprises an inductor and a capacitor;
wherein the secondary coil, the inductor and the capacitor each comprise a first terminal and a second terminal;
wherein the first terminal of the secondary coil is coupled to the first terminal of the capacitor, the second terminal of the capacitor is coupled to the first terminal of the inductor, and the second terminal of the inductor is coupled to the second terminal of the secondary coil.
1 Assignment
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Accused Products
Abstract
A power transfer device is provided. The power transfer device includes a circuit arrangement including a primary side having a primary coil; a secondary side having a secondary coil inductively coupled to the primary coil and a load transformation unit; wherein the load transformation unit includes an inductor and a capacitor; wherein the secondary coil, the inductor and the capacitor respectively includes a first terminal and a second terminal; wherein the first terminal of the secondary coil is coupled to the first terminal of the capacitor, the second terminal of the capacitor is coupled to the first terminal of the inductor, and the second terminal of the inductor is coupled to the second terminal of the secondary coil.
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Citations
21 Claims
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1. A power transfer device, comprising:
a circuit arrangement comprising; a primary side having a primary coil; a secondary side having a secondary coil inductively coupled to the primary coil and a load transformation unit; wherein the load transformation unit comprises an inductor and a capacitor; wherein the secondary coil, the inductor and the capacitor each comprise a first terminal and a second terminal; wherein the first terminal of the secondary coil is coupled to the first terminal of the capacitor, the second terminal of the capacitor is coupled to the first terminal of the inductor, and the second terminal of the inductor is coupled to the second terminal of the secondary coil. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A rectifier, comprising:
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a first transistor, a second transistor, a third transistor and a fourth transistor each having a first terminal, a second terminal and a control terminal; a first comparator and a second comparator respectively having a first input terminal, a second input terminal, a third input terminal, a fourth input terminal, a first output terminal and a second output terminal; wherein the first input terminal of the first comparator is coupled to the first input terminal of the second comparator, the second input terminal of the first comparator is coupled to the third input terminal of the second comparator, the third input terminal of the first comparator is coupled to the second input terminal of the second comparator, and the fourth input terminal of the first comparator is coupled to the fourth input terminal of the second comparator; wherein the first terminal of the first transistor is coupled to the first terminal of the second transistor, the second terminal of the first transistor is coupled to the second terminal of the third transistor, the second terminal of the second transistor is coupled to the second terminal of the fourth transistor, and the first terminal of the third transistor is coupled to the first terminal of the fourth transistor; wherein the first comparator is configured to compare a first voltage applied to the first input terminal of the first comparator and a second voltage applied to the second input terminal of the first comparator during a first operation cycle, and the second comparator is configured to compare a first voltage applied to the first input terminal of the second comparator and a second voltage applied to the second input terminal of the second comparator during a second operation cycle; wherein when the second voltage is greater than the first voltage during the first operation cycle, the first comparator is configured to output a first voltage signal at the first output terminal of the first comparator and a second voltage signal at the second output terminal of the first comparator; wherein when the second voltage is smaller than the first voltage during the first operation cycle, the first comparator is configured to output the second voltage signal at the first output terminal of the first comparator and the first voltage signal at the second output terminal of the first comparator; wherein when the second voltage is greater than the first voltage during the second operation cycle, the second comparator is configured to output a first voltage signal at the first output terminal of the second comparator and a second voltage signal at the second output terminal of the second comparator; wherein when the second voltage is smaller than the first voltage during the second operation cycle, the second comparator is configured to output the second voltage signal at the first output terminal of the second comparator and the first voltage signal at the second output terminal of the second comparator. - View Dependent Claims (16, 17, 18, 19)
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20. A regulator, comprising:
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a first transistor and a second transistor each having a first terminal, a second terminal and a control terminal, wherein the second terminal of the first transistor is coupled to the first terminal of the second transistor, a first terminal of the first transistor is coupled to a first voltage reference and a control terminal of the second transistor is coupled to a second voltage reference; a feedback arrangement coupled between the control terminal of the first transistor and the second terminal of the second terminal; wherein the feedback arrangement comprises; a current comparator having an input terminal and an output terminal; a third transistor and a fourth transistor each having a first terminal, a second terminal and a control terminal; wherein the input terminal of the current comparator is coupled to the second terminal of the second transistor, and the output terminal of the current comparator is coupled to the control terminal of the third transistor and the control terminal of the fourth transistor; wherein the first terminal of the third transistor is coupled to the first voltage reference and the second terminal of the third transistor is coupled to the second terminal of the fourth transistor and the control terminal of the first transistor; wherein the first terminal of the fourth transistor is coupled to a third voltage reference. - View Dependent Claims (21)
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Specification