# US 8,786,257 B2 · Radiographic image detection device and radiographic image capturing system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,786,257 B2 - Document ID: US8786257B2 - Status: Granted - Kind: B2 - Application number: 13/389,341 - Filed: 2010-02-12 - Published: 2012-05-31 - Granted: 2014-07-22 - Earliest claimed: 2009-08-20 - Assignees: Konica Minolta Medical & Graphic, Inc. - Applicants: Yoshihiko Eguchi - Inventors: Yoshihiko Eguchi - Web page: https://patentgrep.com/patent/US8786257B2 ## CPC - A61B 6/00: Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment (instruments measuring radiation intensity for application in the field of nuclear medicine, e.g. in vivo counting, G01T1/161) - A61B 6/4233: {using matrix detectors} - A61B 6/4283: {characterised by a detector unit being housed in a cassette} - A61B 6/56: {Details of data transmission or power supply, e.g. use of slip rings} - A61B 6/563: {involving image data transmission via a network} - H01M 10/44: Methods for charging or discharging (circuits for charging H02J7/00) - A61B 2560/0209: adapted for power saving - A61B 2560/0214: of power generation or supply - A61B 2560/0456: Apparatus provided with a docking unit - A61B 2562/0233: Special features of optical sensors or probes classified in A61B5/00 - A61B 2562/046: in a matrix array - Y02E 60/10: Energy storage using batteries - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) - H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY - Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION ## Abstract A radiographic image capturing system having, a low-current electric power feeding section, a high-current electric power feeding section, and a cassette-type radiographic image detection device having a battery which feeds electric power, the radiographic image detection device including: a power receiving side connection section receiving electric power from an electric power feeding section having been connected; a first charging path converting electric power fed from the power feeding section into charging electric power which is fed to the battery; a second charging path feeding the electric power to the battery without the conversion; and a charging path switching section switching when the low-current electric power feeding section has been connected to the power receiving side connection section, electric power is fed via the first charging path and when the high-current electric power feeding section has been connected, electric power is fed via the second charging path. ## Claims ### Claim 1 A radiographic image capturing system having, a low-current electric power feeding section to feed low-current electric power, a high-current electric power feeding section to feed high-current electric power, and a cassette-type radiographic image detection device in which a battery to feed electric power to each functional section is incorporated in a housing so as to drive the each functional section by feeding electric power from the battery, the radiographic image detection device comprising: a power receiving side connection section which is configured to be electrically connectable to the low-current electric power feeding section and the high-current electric power feeding section to receive electric power from an electric power feeding section having been connected, a first charging path in which a power conversion section to convert electric power fed from the electric power feeding section into charging electric power is provided and electric power fed from the electric power feeding section is fed to the battery after converted into charging electric power by the power conversion section, a second charging path in which electric power fed from the electric power feeding section is fed to the battery without conversion, an electric power feeding section determination section to determine whether an electric power feeding section currently connected to the power receiving side connection section is the low-current electric power feeding section or the high-current electric power feeding section, and a charging path switching section in which the first charging path and the second charging path are switched so that when the electric power feeding section determination section has determined that the low-current electric power feeding section has been connected to the power receiving side connection section, electric power is fed via the first charging path and when the electric power feeding section determination section has determined that the high-current electric power feeding section has been connected to the power receiving side connection section, electric power is fed via the second charging path. ### Claim 2 (depends on 1) The radiographic image capturing system of claim 1, wherein the low-current electric power feeding section further comprises a power feeding cable and connects with the power receiving side connection section via the power feeding cable; and the high-current electric power feeding section comprises a cradle connection terminal and connects with the power receiving side connection section via the cradle connection terminal. ### Claim 3 (depends on 1) The radiographic image capturing system of claim 1, wherein the low-current electric power feeding section is a dual-purpose electric power feeding section to concurrently drive each functional section and charge the battery. ### Claim 4 The radiographic image capturing system of 1, wherein the high-current electric power feeding section is a dedicated electric power feeding section to charge specifically for charging the battery. ### Claim 5 The radiographic image capturing system of 1, wherein the battery is lithium-ion capacitor. ### Claim 6 A radiographic image detection device of a cassette-type incorporating a battery to feed electric power to each functional section in a housing so as to drive the each functional section by feeding electric power from the battery, the radiographic image detection device comprising: a power receiving side connection section which is configured to be electrically connectable to an external low-current electric power feeding section to feed low-current electric power and an external high-current electric power feeding section to feed high-current electric power so as to receive electric power from an outside, a first charging path in which a power conversion section to convert electric power fed from an outside into charging electric power is provided and electric power fed from the outside is fed to the battery after converted into charging electric power by the power conversion section, a second charging path in which electric power fed from the outside is fed to the battery without conversion, an electric power feeding section determination section to determine whether an electric power feeding section connected to the power receiving side connection section is the low-current electric power feeding section or the high-current electric power feeding section, and a charging path switching section in which the first charging path and the second charging path are switched so that when the electric power feeding section determination section has determined that the low-current electric power feeding section has been connected to the power receiving side connection section, electric power is fed via the first charging path and when the electric power feeding section determination section has determined that the high-current electric power feeding section has been connected to the power receiving side connection section, electric power is fed via the second charging path. ### Claim 7 (depends on 6) The radiographic image detection device of claim 6, wherein the low-current electric power feeding section is used as a dual-purpose electric power feeding section to concurrently drive each functional section and charge the battery when determined that the low-current electric power feeding section has been connected. ### Claim 8 (depends on 6) The radiographic image detection device of claim 6, wherein the high-current electric power feeding section is used as a charging-dedicated electric power feeding section dedicated to charging the battery when determined that the high-current electric power feeding section has been connected. ### Claim 9 The radiographic image detection device of 6, wherein the battery is lithium-ion capacitor.