최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0648241 (2006-12-29) |
등록번호 | US-8461803 (2013-06-11) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 16 인용 특허 : 650 |
A method for energy management in a robotic device includes providing a base station for mating with the robotic device, determining a quantity of energy stored in an energy storage unit of the robotic device, and performing a predetermined task based at least in part on the quantity of energy store
A method for energy management in a robotic device includes providing a base station for mating with the robotic device, determining a quantity of energy stored in an energy storage unit of the robotic device, and performing a predetermined task based at least in part on the quantity of energy stored. Also disclosed are systems for emitting avoidance signals to prevent inadvertent contact between the robot and the base station, and systems for emitting homing signals to allow the robotic device to accurately dock with the base station.
1. A method of charging a battery of a device at a base station, the method comprising the steps of: providing a non-charging, sensing energy at charging contacts of the base station;confirming docking of the device across the charging contacts of the base station by recognizing a specific load iden
1. A method of charging a battery of a device at a base station, the method comprising the steps of: providing a non-charging, sensing energy at charging contacts of the base station;confirming docking of the device across the charging contacts of the base station by recognizing a specific load identifying a voltage divider including a first circuit in the base station combined with a complementary second charging circuit in the device powered by the battery;in response to recognizing the specific load, increasing energy available from the charging contacts of the base station from the non-charging, sensing energy to a charging energy available to charge the battery;detecting the presence of the charging energy at the charging contacts of the device; andin response to detecting the presence of the charging energy at the charging contacts of the device, changing the state of a switch within the device to allow charging energy to energize the device, wherein confirming docking of the device across the charging contacts of the base station comprises checking for the specific load at regular intervals, the regular intervals comprising intervals of 10 times per second to once per minute. 2. The method according to claim 1, further comprising the steps of: determining a level of charge in the device; and permitting charging of the battery in the device when the level of charge is below a predetermined threshold. 3. The method of claim 1, wherein the device comprises an autonomous mobile device. 4. The method of claim 1, further comprising maintaining the higher energy level above a predetermined threshold regardless of a battery level of the mobile device to ensure sufficient energy to operate control circuits of the mobile device. 5. The method of claim 1, wherein the non-charging energy is about 5 volts limited to 1 mA maximum short circuit current flow. 6. A system for charging a mobile device at a base station, the system comprising: a base station comprising a plurality of first charging contacts, and;a first circuit for confirming docking of the device across the first charging contacts by recognizing a specific load;a base station switching circuit configured to allow current flow into the device after the specific load is recognized; anda mobile device comprising: a battery;a second circuit configured to provide part of the specific load;a plurality of second charging contacts adapted to mate with first charging contacts;a microprocessor configured to detect the presence of a charging voltage across the second charging contacts, anda device switching circuit configured to allow current flow into the battery in response to detection of the charging voltage across the second charging contacts; andwherein the first circuit and the second circuit combined form a voltage divider that creates the specific load and wherein the first circuit confirms docking of the device across the first charging contacts by recognizing the specific load at regular intervals, the regular intervals comprising intervals of 10 times per second to once per minute. 7. The system of claim 6, wherein the circuitry of the base station determines a level of charge in the battery and controls a power level provided to the first charging contacts. 8. The system of claim 7 wherein the circuitry is configured to change from a non-charging, sensing energy to a charging current provided to the first charging contacts upon measuring a predetermined voltage across the first charging contacts when mated with the second charging contacts. 9. The system of claim 6, wherein the base station is configured to maintain the higher energy level above a predetermined threshold regardless of a battery level of the mobile device to ensure sufficient energy to operate control circuits of the mobile device. 10. The system of claim 6, wherein the microprocessor of the mobile device is configured to measure a device battery level and determine a charging control cycle to be used in allowing current to flow into the battery. 11. A method of charging a device including an internal battery and a device processor at a base station, the method comprising the steps of: providing a non-charging, sensing energy at charging contacts of the base station;confirming docking of charging contacts present on the device across the charging contacts of the base station by recognizing a specific load identifying a voltage divider including a first circuit connected to the charging contacts in the base station combined with a complementary second charging circuit connected to the charging contacts on the device;in response to recognizing the specific load, increasing energy available from the charging contacts of the base station from the non-charging, sensing energy to a charging energy available to power the device processor;detecting the presence of the charging energy at the charging contacts of the device; andin response to detecting the presence of the charging energy at the charging contacts of the device, changing, by the device processor, the state of a switch within the device to allow charging energy to energize the device internal battery, wherein confirming docking of charging contacts present on the device across the charging contacts of the base station comprises checking for the specific load at regular intervals, the regular intervals comprising intervals of 10 times per second to once per minute. 12. The method according to claim 11, wherein the base station provides the non-charging, sensing energy at the charging contacts of the base station; the base station confirms docking of the charging contacts present on the device across the charging contacts of the base station by recognizing the specific load identifying the voltage divider including the first circuit connected to the charging contacts in the base station combined with the complementary second charging circuit connected to the charging contacts on the device; and the base station, in response to recognizing the specific load, increases energy available from the charging contacts of the base station from the non-charging, sensing energy to the charging energy available to power the device processor. 13. The method according to claim 12, wherein the device processor detects the presence of the charging energy at the charging contacts of the device; and the device processor, in response to detecting the presence of the charging energy at the charging contacts of the device, changes the state of a switch within the device to allow charging energy to energize the device internal battery.
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