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1. (WO2018086899) AMPLIFIER CIRCUIT AND METHOD FOR OPERATING AN AMPLIFIER CIRCUIT
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Pub. No.: WO/2018/086899 International Application No.: PCT/EP2017/077453
Publication Date: 17.05.2018 International Filing Date: 26.10.2017
IPC:
H03F 3/217 (2006.01) ,H02M 3/139 (2006.01) ,H03F 3/30 (2006.01) ,H04M 3/40 (2006.01) ,H04B 3/54 (2006.01) ,H04B 14/02 (2006.01) ,H04L 12/10 (2006.01)
H ELECTRICITY
03
BASIC ELECTRONIC CIRCUITRY
F
AMPLIFIERS
3
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
20
Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
21
with semiconductor devices only
217
Class D power amplifiers; Switching amplifiers
H ELECTRICITY
02
GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
M
APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
3
Conversion of dc power input into dc power output
02
without intermediate conversion into ac
04
by static converters
10
using discharge tubes with control electrode or semiconductor devices with control electrode
125
using devices of a thyratron or thyristor type requiring extinguishing means
135
using semiconductor devices only
137
with automatic control of output voltage or current, e.g. switching regulators
139
with digital control
H ELECTRICITY
03
BASIC ELECTRONIC CIRCUITRY
F
AMPLIFIERS
3
Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
30
Single-ended push-pull amplifiers; Phase-splitters therefor
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
M
TELEPHONIC COMMUNICATION
3
Automatic or semi-automatic exchanges
40
Applications of speech amplifiers
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
B
TRANSMISSION
3
Line transmission systems
54
Systems for transmission via power distribution lines
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
B
TRANSMISSION
14
Transmission systems not characterised by the medium used for transmission
02
characterised by the use of pulse modulation
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
L
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
12
Data switching networks
02
Details
10
Current supply arrangements
Applicants:
SIEMENS SCHWEIZ AG [CH/CH]; Freilagerstrasse 40 8047 Zürich, CH
Inventors:
WALDMEIER, Christoph; CH
Agent:
MAIER, Daniel; DE
Priority Data:
16198640.114.11.2016EP
Title (EN) AMPLIFIER CIRCUIT AND METHOD FOR OPERATING AN AMPLIFIER CIRCUIT
(FR) CIRCUIT AMPLIFICATEUR ET PROCÉDÉ POUR FAIRE FONCTIONNER UN CIRCUIT AMPLIFICATEUR
(DE) VERSTÄRKERSCHALTUNG UND VERFAHREN ZUM BETRIEB EINER VERSTÄRKERSCHALTUNG
Abstract:
(EN) The invention relates to an amplifier circuit (2a) functioning as a line driver and to a method for the operation thereof, wherein a DC/DC converter (1) is integrated in the amplifier circuit (2a) as a power stage.
(FR) L'invention concerne un circuit amplificateur (2a) faisant office de circuit d'attaque de ligne et un procédé pour le faire fonctionner, un convertisseur continu-continu (1) étant intégré en tant qu’étage de puissance dans le circuit amplificateur (2a).
(DE) Die Erfindung ist eine als Linientreiber fungierende Verstärkerschaltung (2a) und ein Verfahren zu deren Betrieb, wobei in die Verstärkerschaltung (2a) als Leistungsstufe ein DC/DC-Wandler (1) integriert ist.
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Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: German (DE)
Filing Language: German (DE)