Apparatus and method for producing signals coded with amplitude shift keying
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H03F-003/217
H03C-001/50
H03C-001/36
출원번호
US-0451088
(2008-04-24)
등록번호
US-8963635
(2015-02-24)
우선권정보
DE-10 2007 020 823 (2007-05-02)
국제출원번호
PCT/EP2008/055019
(2008-04-24)
§371/§102 date
20091026
(20091026)
국제공개번호
WO2008/135402
(2008-11-13)
발명자
/ 주소
Scheibe, Sven-Matthias
출원인 / 주소
Endress + Hauser Conducta Gesellschaft fur Mess—und Regeltechnik mbH + Co. KG
대리인 / 주소
Bacon & Thomas, PLLC
인용정보
피인용 횟수 :
0인용 특허 :
3
초록▼
An apparatus for coding a signal by means of amplitude shift keying comprises a class E amplifier including a switching transistor, to whose gate is supplied a voltage having an operating frequency for operating the class E amplifier. For achieving an amplitude shift keying in the output signal of t
An apparatus for coding a signal by means of amplitude shift keying comprises a class E amplifier including a switching transistor, to whose gate is supplied a voltage having an operating frequency for operating the class E amplifier. For achieving an amplitude shift keying in the output signal of the class E amplifier, a circuit for switching the operating frequency of the voltage supplied to the gate of the switching transistor, or the resonance frequency of the class E amplifier, between a first value and a second value is provided and in order to switch a deviation degree between the operating frequency and the resonance frequency between a first value and a second value.
대표청구항▼
1. An apparatus for coding an input signal by means of amplitude shift keying to an out-coupled reduction voltage resulting in a data transmission, comprising a class E amplifier having a resonance frequency (FR), including: a switching transistor, to whose gate a voltage is supplied with an operati
1. An apparatus for coding an input signal by means of amplitude shift keying to an out-coupled reduction voltage resulting in a data transmission, comprising a class E amplifier having a resonance frequency (FR), including: a switching transistor, to whose gate a voltage is supplied with an operating frequency (FT) for operating the class E amplifier; anda circuit for switching the operating frequency (FT) of the voltage supplied to the gate of the switching transistor of said class E amplifier between a first operating frequency (FO) and a second operating frequency (F1), in order to switch a deviation degree, between the operating frequency (FT) and the resonance frequency (FR), between a first value and a second value, wherein:for implementing the amplitude shift keying, a frequency shift between the first operating frequency (FO) and the second operating frequency (F1) is performed in a clock rate of the data transmission, thus effecting the amplitude shift keying of the out-coupled reduction voltage. 2. The apparatus as claimed in claim 1, wherein: the first operating frequency (FO) and the second operating frequency (F1) lie above, or the first operating frequency (FO) and the second operating frequency (F1) lie below, the resonance frequency (FR) of the class E amplifier. 3. A primary side plug connector element of a plug connector coupling, which comprises: a primary side plug connector element and a secondary side plug connector element, wherein:said primary side plug connector element includes an inductive transformer for transferring data and energy to the secondary side plug connector element;an energy transmission occurs by means of an AC signal, which is coded for data transmission with amplitude shift keying; andfor the amplitude shift keying, the apparatus as claimed in claim 1 for producing signals coded with the amplitude shift keying is provided, and the operating frequency of the class E amplifier is a frequency of the AC signal. 4. The apparatus as claimed in claim 1, wherein the deviation degree is defined as (FT−FR)/FR, whereinthe first value of the deviation degree is defined as (F0−FR)/FR, and whereinthe second value of the deviation degree is defined as (F1−FR)/FR. 5. A method for coding an input signal by amplitude shift keying to an out-coupled reduction voltage resulting in a data transmission, comprising a step of: supplying at least one operating frequency (FT) to a gate of a switching transistor of a class E amplifier, wherein the class E amplifier has at least one resonance frequency (FR); andswitching a deviation degree between the operating frequency (FT) and the resonance frequency (FR), wherein:the deviation degree is defined as (FT−FR)/FR, andthe switching of the deviation degree occurs by switching between a first operating frequency (FO) and a second operating frequency (F1) of the voltage supplied to the gate of the switching transistor, thus effecting an amplitude shift keying (ΔU) of the out-coupled reduction voltage (UA). 6. The method as claimed in claim 5, wherein the switching of the deviation degree occurs between a first value of the deviation and a second value of the deviation degree, wherein the first value of the deviation degree is defined as (F0−FR)/FR, and wherein the second value of the deviation degree is defined as (F1−FR)/FR. 7. An apparatus for coding an input signal by means of amplitude shift keying to an out-coupled reduction voltage resulting in a data transmission, comprising a class E amplifier having a resonance frequency, including: a switching transistor, to whose gate a voltage is supplied with an operating frequency for operating the class E amplifier; anda circuit for switching the resonance frequency of said class E amplifier between a first resonance frequency and a second resonance frequency, in order to switch a deviation degree, between the operating frequency and the resonance frequency, between a first value and a second value, wherein:said gate of the switching transistor is operated with a fixed operating frequency, and, for switching the deviation degree, the resonance frequency of the class E amplifier is altered from the first resonance frequency to the second resonance frequency by connecting in, or out, a frequency influencing component. 8. The apparatus as claimed in claim 7, wherein said frequency influencing component comprises a switchable capacitor. 9. The apparatus as claimed in claim 7, wherein said frequency influencing component comprises a coil. 10. The apparatus as claimed in claim 7, wherein the deviation degree is defined as (FT−FR)/FR, whereinthe first value of the deviation degree is defined as (FT−FR0)/FR0, and whereinthe second value of the deviation degree is defined as (FT−FR1)/FR1. 11. A method for coding an input signal by amplitude shift keying to an out-coupled reduction voltage resulting in a data transmission, comprising a step of: supplying at least one operating frequency (FT) to a gate of a switching transistor of a class E amplifier, wherein the class E amplifier has at least one resonance frequency (FR); andswitching a deviation degree between the operating frequency (FT) and the resonance frequency (FR), wherein:the deviation degree is defined as (FT−FR)/FR, andthe switching of the deviation degree occurs by switching between a first resonance frequency (FR0) and a second resonance frequency (FR1) of the class E amplifier. 12. The method as claimed in claim 11, wherein the switching of the deviation degree occurs between a first value of the deviation and a second value of the deviation degree, wherein the first value of the deviation degree is defined as (FT−FR0)/FR0, and wherein the second value of the deviation degree is defined as (FT−FR1)/FR1.
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이 특허에 인용된 특허 (3)
Raab,Frederick Herbert, Electronically tuned power amplifier.
Troyk Philip R. (Morton Grove IL) Schwan Martin A. K. (Chicago IL), Self-regulating class E resonant power converter maintaining operation in a minimal loss region.
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