# US 7,613,015 B2 · Voltage converter > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,613,015 B2 - Document ID: US7613015B2 - Status: Granted - Kind: B2 - Application number: 10/569,010 - Filed: 2004-08-09 - Published: 2007-06-21 - Granted: 2009-11-03 - Earliest claimed: 2003-08-20 - Assignees: Siemens AG Osterreich - Inventors: Gerald Eckl; Lorand Cesnak - Web page: https://patentgrep.com/patent/US7613015B2 ## CPC - H02M 3/33515: {with digital control} - H02M 1/0025: {Arrangements for modifying reference values, feedback values or error values in the control loop of a converter} - H02M: 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 (transformers H01F; dynamo-electric converters H02K47/00; controlling transformers, reactors or choke coils, control or regulation of electric motors, generators or dynamo-electric converters H02P) ## Abstract The invention relates to a voltage converter for converting a primary/secondary voltage into a secondary/primary voltage, comprising at least one controlled switch, wherein a control circuit controls, according to its supplied set points, the at least one controlled switch with a variable pulse duty factor and/or variable control times and/or variable frequency. The invention further comprises a digital signal processor for the running calculation of the set values for the control circuit, and the voltage converter comprises a (bus) interface via which operating parameters can, from an external control center, be transmitted to the digital signal processor and preset. ## Claims ### Claim 1 A voltage converter for converting a primary/secondary voltage into a secondary/primary voltage, comprising: at least one controlled switch, a control circuit that controls, according to its supplied set points, the at least one controlled switch with a variable pulse duty factor and/or variable control times and/or variable frequency, a digital signal processor for the calculation of the set points for the control circuit, wherein the voltage converter comprises an interface bus, via which operating parameters can be transmitted to the digital signal processor and can be preset from an external control center, wherein the interface bus is bidirectional and operating data of the converter can be transmitted via the bus at the external control center, the voltage converter further comprising an auxiliary energy memory for a permanent energy supply to the digital signal processor and/or a real time clock. ### Claim 2 (depends on 1) The voltage converter in accordance with claim 1, further comprising a real time clock in order to correlate operating data with time values. ### Claim 3 (depends on 1) The voltage converter in accordance with claim 1, further comprising a memory for the storage of operating data, which can be read out via the bus interface. ### Claim 4 (depends on 1) The voltage converter in accordance with claim 1, wherein the auxiliary energy memory is reloaded in the presence of primary voltage and/or secondary voltage. ### Claim 5 (depends on 1) The voltage converter in accordance with claim 1, wherein the real time clock is configured to correlate operating data with time values. ### Claim 6 A voltage converter for converting a primary/secondary voltage into a secondary/primary voltage, comprising: at least one controlled switch, a control circuit that controls, according to its supplied set points, the at least one controlled switch with a variable pulse duty factor and/or variable control times and/or variable frequency, a digital signal processor for the calculation of the set points for the control circuit, wherein the voltage converter comprises an interface bus, via which operating parameters can be transmitted to the digital signal processor and can be preset from an external control center, wherein the bus is bidirectional and operating data of the converter can be transmitted via the bus at the external control center, the voltage converter further comprising a memory for the storage of operating data, which can be read out via the bus and an auxiliary energy memory for a permanent energy supply to the digital signal processor and/or a real time clock. ### Claim 7 A voltage converter for converting a primary/secondary voltage into a secondary/primary voltage, comprising: at least one controlled switch, a control circuit that controls, according to its supplied set points, the at least one controlled switch with a variable pulse duty factor and/or variable control times and/or variable frequency, a digital signal processor for the calculation of the set points for the control circuit, wherein the voltage converter comprises an interface bus, via which operating parameters can be transmitted to the digital signal processor and can be preset from an external control center, wherein the bus is bidirectional and operating data of the converter can be transmitted via the bus at the external control center, the voltage converter further comprising a real time clock to correlate operating data with time values and an auxiliary energy memory for a permanent energy supply to the digital signal processor and/or the real time clock. ### Claim 8 (depends on 6) the converter in accordance with claim 6, wherein the auxiliary energy memory is reloaded in the presence of primary voltage and/or secondary voltage. ### Claim 9 A voltage converter for converting a primary/secondary voltage into a secondary/primary voltage, comprising: at least one controlled switch, a control circuit that controls, according to its supplied set points, the at least one controlled switch with a variable pulse duty factor and/or variable control times and/or variable frequency, a digital signal processor for the calculation of the set points for the control circuit, wherein the voltage converter comprises an interface bus, via which operating parameters can be transmitted to the digital signal processor and can be preset from an external control center, wherein the bus is bidirectional and operating data of the converter can be transmitted via the bus at the external control center, the voltage converter further comprising a real time clock to correlate operating data with time values and an auxiliary energy memory for a permanent energy supply to the digital signal processor and/or the real time clock, wherein the auxiliary energy memory is reloaded in the presence of primary voltage and/or secondary voltage.