WO2014171229A1 - Communication apparatus, control method, and storage medium - Google Patents

Communication apparatus, control method, and storage medium Download PDF

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Publication number
WO2014171229A1
WO2014171229A1 PCT/JP2014/056589 JP2014056589W WO2014171229A1 WO 2014171229 A1 WO2014171229 A1 WO 2014171229A1 JP 2014056589 W JP2014056589 W JP 2014056589W WO 2014171229 A1 WO2014171229 A1 WO 2014171229A1
Authority
WO
WIPO (PCT)
Prior art keywords
electric power
communication
partner apparatus
function
power supply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2014/056589
Other languages
English (en)
French (fr)
Inventor
Hidetada Nago
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN201480021939.4A priority Critical patent/CN105164929B/zh
Priority to EP14715453.8A priority patent/EP2987247A1/en
Priority to RU2015149012A priority patent/RU2625339C2/ru
Priority to KR1020157032070A priority patent/KR101762333B1/ko
Priority to US14/783,940 priority patent/US9602169B2/en
Priority to KR1020177020487A priority patent/KR20170087973A/ko
Application filed by Canon Inc filed Critical Canon Inc
Publication of WO2014171229A1 publication Critical patent/WO2014171229A1/en
Anticipated expiration legal-status Critical
Priority to US15/431,315 priority patent/US10389185B2/en
Priority to US16/505,365 priority patent/US11223953B2/en
Priority to US17/551,027 priority patent/US12015919B2/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/08—Access security
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security

Definitions

  • the present invention relates to a
  • a control signal is transmitted or received when electric power is supplied and received.
  • Methods for transmitting or receiving the control signal includes an in-band method with which communication is performed using the same method as an electric power transfer method, and an out-of-band method with which communication is
  • the in-band method with which the communication rate is as low as 1 Mbps or lower, is frequently used since sufficient
  • a control signal for electric power transfer is sufficiently smaller in size than data that is transmitted or received in general data communication, and if the control signal is transmitted with a high-speed and large-capacity communication system, the influence that the
  • a first electric power receiving apparatus 802 on an electric power supply apparatus 801 is within an electric power transfer range 804 and also within a control communication range 805. For this reason, the first electric power receiving apparatus 802 can receive electric power, and can also transmit or receive the control signal.
  • a second electric power receiving apparatus 803 is out of the electric power transfer range 804, and is within the control communication range 805. For this reason, the second electric power receiving apparatus 803 can transmit or receive the control signal but cannot receive electric power.
  • the present invention has been made in view of the above-described problem, and provides a
  • a communication apparatus comprising: first communication means having a first communication function for wirelessly communicating with a partner apparatus; and second communication means having an electric power supply function for wirelessly supplying electric power to the partner apparatus and a second communication function for wirelessly communicating with the partner apparatus, wherein the second communication function is for transmitting a specific data sequence to the partner apparatus in response to reception of predetermined data from the partner apparatus, and the electric power supply function is for supplying electric power to the partner apparatus in a case of receiving from the partner apparatus, with the first communication means, a signal indicating that the partner apparatus has received the data sequence.
  • a communication apparatus comprising: first communication means having a first communication function for wirelessly communicating with a partner apparatus; and second communication means having an electric power receiving function for wirelessly receiving electric power from the partner apparatus and a second communication function for wirelessly communicating with the partner apparatus, wherein the second communication function is for transmitting predetermined data to the partner
  • the first communication function is for transmitting to the partner apparatus, in response to reception of the data sequence with the second communication function, a signal indicating reception of the data sequence
  • the electric power receiving function is for receiving electric power that is supplied if the partner
  • apparatus receives the signal.
  • communication means having a first communication function for wirelessly communicating with a partner apparatus, and second communication means having an electric power receiving function for wirelessly receiving electric power from the partner apparatus and a second communication function for wirelessly
  • the method comprising: transmitting predetermined data to the partner apparatus, by the second communication
  • FIG. 1 is a block diagram showing an exemplary configuration of an electric power supply apparatus .
  • FIG. 2 is a block diagram showing an exemplary configuration of an electric power receiving apparatus .
  • FIG. 3 is a flowchart showing exemplary operations of the electric power supply apparatus.
  • FIG. 4 is a flowchart showing exemplary operations of the electric power receiving apparatus.
  • FIG. 5 is a sequence chart showing the flow of signals between the electric power supply apparatus and the electric power receiving apparatus.
  • FIG. 6 is a conceptual diagram of a detection signal transmitted by the electric power supply apparatus.
  • FIG. 7 is a sequence chart showing the flow of signals between the electric power supply apparatus and the electric power receiving apparatus.
  • FIG. 8 is a diagram showing a communication system including the electric power supply apparatus and the electric power receiving apparatuses that have different electric power transfer range and
  • a system described below includes an electric power supply apparatus and electric power receiving apparatuses as shown in FIG. 8, and a situation may possibly occur in this system where an electric power receiving apparatus can transmit or receive a control signal but cannot receive electric power by means of wireless power transfer, as shown with a second electric power receiving apparatus 803.
  • FIG. 1 shows an exemplary configuration of an electric power supply apparatus 801.
  • the electric power supply apparatus 801 is a communication apparatus having a control unit 101, a first communication unit 102, and a second communication unit 103, for example.
  • the control unit 101 has a function for controlling operations of the overall electric power supply
  • the apparatus 801 causes the electric power supply apparatus 801 to execute the following operations by executing a program stored in a storage unit (not shown) with a CPU, for example.
  • the first communication unit 102 has a first communication function using Bluetooth
  • the first communication unit 102 has an antenna 108 for the first communication function. A signal from the first communication unit 102 is transmitted to a partner apparatus (electric power receiving apparatus) via the antenna 108, and a signal from the partner apparatus is input to the first communication unit 102 via the antenna 108. The first communication unit 102 performs communication for control. The first communication unit 102 communicates with an electric power receiving apparatus that is present within a control
  • the second communication unit 103 has an electric power supply function by means of wireless power transfer, and includes an electric power supply unit 104 for supplying electric power to a partner apparatus (electric power receiving apparatus) .
  • the electric power supply unit 104 has a function for outputting a detection signal in order to detect an electric power receiving apparatus that is put on the electric power supply apparatus 801 or that is near the electric power supply apparatus 801.
  • the detection signal is transmitted via an antenna 106.
  • a modulation unit 105 can transmit a specific data sequence to the partner apparatus by fluctuating the intensity of the detection signal.
  • the detection unit 107 can also detect and thereby receive predetermined data that is superimposed by the partner apparatus on the detection signal that is output from the electric power supply unit 104. Note that if the intensity of the detection signal is not changed, the detection signal that is output by the electric power supply unit 104 is transmitted as-is via the antenna 106.
  • the detection unit 107 may always monitor whether or not the partner apparatus has superimposed the
  • predetermined data may start monitoring after a predetermined trigger is detected.
  • the communication range and the electric power supply range of the second communication unit 103 are the range denoted by an electric power transfer range 804 in FIG. 8, for example.
  • the communication range of the first communication unit 102 is longer than the communication range of the second communication unit 103, and the control communication range 805 is wider than the electric power transfer range 804.
  • these ranges are not limited thereto, and may be any ranges .
  • FIG. 2 shows an exemplary configuration of an electric power receiving apparatus 802.
  • the electric power receiving apparatus 802 is a communication apparatus having a control unit 201, a first communication unit 202, and a second communication unit 203, for example.
  • the control unit 201 has a function for controlling operations of the overall electric power receiving apparatus 802, and causes the electric power receiving apparatus 802 to execute the following operations by executing a program stored in a storage unit (not shown) with a CPU, for example .
  • a signal from the first communication unit 202 is transmitted to a partner apparatus (electric power supply apparatus) via an antenna 208, and a signal from the partner apparatus is input to the first
  • the second communication unit 203 has an electric power receiving function by means of wireless power transfer, and includes an electric power
  • the receiving unit 204 for receiving electric power from a partner apparatus (electric power supply apparatus) .
  • the electric power receiving unit 204 receives electric power supplied from an electric power supply apparatus via an antenna 206 if the electric power receiving apparatus 802 is put on the electric power supply apparatus or the electric power receiving apparatus 802 is near the electric power supply apparatus.
  • the modulation unit 205 can superimpose predetermined data on the detection signal.
  • a received electric power detection unit 207 can obtain specific data sequence that is transmitted on the detection signal by the electric power supply apparatus, by catching and monitoring the change of electric power of the
  • the electric power receiving apparatus 802 superimposed by the electric power receiving apparatus 802 is a data sequence, such as a unique word, that is known by both the electric power supply apparatus and the electric power receiving apparatus.
  • a data sequence such as a unique word
  • the electric power supply apparatus can understand that the electric power receiving apparatus is present nearby. That is to say, even in the case where a foreign substance such as a metal piece is present nearby, the electric power supply apparatus will detect a change of impedance at the time of transmitting the detection signal, and accordingly cannot distinguish between the electric power receiving apparatus and the foreign substance if the electric power supply apparatus simply monitors only impedance change. On the other hand, if a unique word is superimposed on the detection signal, the electric power supply apparatus determines that the electric power receiving apparatus is present nearby in the case of detecting this unique word. If there is an impedance change but the unique word is not detected, the electric power supply apparatus can determine that a foreign substance is approaching. Accordingly, the electric power supply apparatus can correctly identify the presence of the nearby electric power receiving apparatus by using the unique word.
  • electric power supply apparatus 801 transmits on the detection signal is a random bit sequence, for example. Only if the electric power supply apparatus 801 detects the predetermined data from the electric power
  • the first communication unit 202 in the electric power receiving apparatus 802 transmits a signal indicating that the data sequence has been received, and the first
  • the electric power supply apparatus 801 can identify that the electric power receiving apparatus 802 that is present on the electric power supply apparatus 801 or near the electric power supply apparatus 801 is identical to the partner apparatus communicating with the electric power supply apparatus 801 via the first communication unit 102. That is to say, for example, in the state shown in FIG. 8, the second electric power receiving
  • the apparatus 803 cannot obtain the specific data sequence from the electric power supply apparatus 801, and therefore cannot transmit the data sequence via the first communication unit 202. Accordingly, even if the electric power supply apparatus 801 is performing authentication for electric power transfer with the second electric power receiving apparatus 803 via the first communication unit 102, the electric power supply apparatus 801 can identify that the apparatus on the electric power supply apparatus 801 is not the second electric power receiving apparatus 803. Similarly, the first electric power receiving apparatus 802 can receive the specific data sequence, but if the first electric power receiving apparatus 802 is not
  • the first electric power receiving apparatus 802 will not transmit this data sequence to the electric power supply apparatus 801. Accordingly, the electric power supply apparatus 801 can be prevented from incorrectly supplying electric power to an electric power receiving apparatus that the electric power supply apparatus 801 is not
  • FIGS. 3 and 4 are a diagrammatic representation of the electric power supply apparatus and the electric power receiving apparatus.
  • FIG. 5 is a
  • the first communication functions of the electric power supply apparatus and the electric power receiving apparatus are Bluetooth communication functions, and the control signal is transmitted or received using Bluetooth.
  • Bluetooth communication In general, pairing needs to be performed in advance. In the case of not performing pairing, it is necessary to configure a setting such that a specific PIN number can be used at the time of authentication. In the
  • the electric power supply apparatus 801 and the electric power receiving apparatus 802 are a Bluetooth host and a Bluetooth device, respectively.
  • a wireless link is established between the electric power supply apparatus 801 and the electric power receiving apparatus 802 (S301, S401) .
  • the electric power supply apparatus 801 periodically outputs a beacon with the first communication unit 102 (F501) .
  • the first communication unit 102 F501
  • the communication unit 202 in the electric power receiving apparatus 802 when in the control communication range 805 of the electric power supply apparatus 801, can receive the beacon that is output by the electric power supply apparatus 801.
  • the control unit 201 in the electric power receiving apparatus 802 upon detecting the electric power supply apparatus 801 that has been paired from information contained in the received beacon, controls the first communication unit 202 so as to transmit a wireless connection request to this electric power supply apparatus 801 (F502).
  • the electric power supply apparatus 801 upon the first communication unit 102 receiving the wireless
  • the control unit 101 determines whether or not the electric power receiving apparatus 802 has been paired, and permits wireless connection using the first communication unit 102 if the electric power receiving apparatus 802 is a paired partner (F503) . In this manner, a wireless link is established between the electric power supply apparatus 801 and the electric power receiving apparatus 802. (S301, S401) .
  • the control unit 101 controls the electric power supply unit 104 so as to output the detection signal for detecting whether or not the electric power receiving apparatus 802 is present within the electric power transfer range 804 of the electric power supply apparatus 801, e.g., on the electric power supply apparatus 801 (S302, F504).
  • detection signal is smaller than that of a signal for electric power transfer that is used for wireless power transfer, and may have a pulse shape, for example.
  • the received electric power detection unit 207 in the electric power receiving apparatus 802 detects the detection signal that is output by the electric power supply apparatus 801 (S402) . In the electric power receiving apparatus 802, if the detection signal is detected (YES in S402) , the modulation unit 205
  • the electric power receiving apparatus 802 transmits the unique word to the electric power supply apparatus 801.
  • the detection unit 107 in the electric power supply apparatus 801 detects the unique word, and detects that the electric power receiving apparatus 802 is present in the
  • detection unit 107 may determine that it has detected the unique word if, for example, a correlation value between a waveform indicating the change of the
  • the detection unit 107 can detect a certain impedance change. However, since the unique word is not superimposed in this case, the detection unit 107 can easily discriminate that not the electric power receiving apparatus 802 but a foreign substance has been put.
  • the control unit 101 or the modulation unit 105 upon the unique word being detected (YES in S303) , the control unit 101 or the modulation unit 105 generates an 8-bit random pattern, for example, and the
  • the modulation unit 105 fluctuates the output intensity of the detection signal in accordance with the random pattern (S304). Then, in the electric power receiving apparatus 802, as a result of the received electric power detection unit 207 detecting the fluctuation of the intensity of the detection signal (S404), the electric power supply apparatus 801 can notify the electric power receiving apparatus 802 of the random pattern via the second communication unit (F506) .
  • the received electric power detection unit 207 may discriminate a bit sequence of the random pattern by setting a predetermined time as one bit unit and providing a threshold value for discriminating between 1 and 0, for example. Note that the discriminated bit sequence is transferred to the control unit 201, and the control unit 201 holds the bit sequence, for example .
  • the random pattern may be a sequence other than a binary sequence, and may be longer or shorter than 8 bits.
  • any of a plurality of data sequence patterns that have been prepared in advance may be selected and used.
  • the random pattern may be transmitted only once, or may be transmitted multiple times. As a result of the random pattern being transmitted multiple times, for example, the electric power receiving apparatus 802 can correctly identify the random pattern.
  • the electric power supply apparatus 801 Upon the wireless link being established by the first communication unit 102, the electric power supply apparatus 801 outputs a detection signal 601. It is assumed that the electric power receiving
  • the electric power supply apparatus 801 outputs the detection signal 601 again.
  • the modulation unit 105 in the electric power receiving apparatus 802 superimposes the unique word on the detection signal 601 by means of load modulation or the like, and the waveform of the
  • the modulation unit 105 fluctuates the output intensity of the detection signal and outputs the random pattern (603).
  • the received electric power detection unit 207 in the electric power receiving apparatus 802 can obtain the random pattern by
  • an electric power supply signal 604 whose electric power is larger than that of the detection signal, is output.
  • the electric power supply apparatus 801 transmits an authorization request for electric power transfer to the electric power receiving apparatus 802 that is wirelessly connected using the first communication unit 102 (S305, F507).
  • the first communication unit 202 upon receiving the authorization request for electric power transfer, transmits an authorization response to the electric power supply apparatus 801 (S405, F508) .
  • the authorization response signal contains at least information of electric power requested by the electric power receiving apparatus 802, and information
  • the information indicating that the random pattern for the detection signal has been received may be the random pattern itself. That is to say, if an 8-bit random pattern is received, all of these 8 bits may be contained in the authorization response.
  • the information indicating that the random pattern has been received may be part of the random pattern, for example.
  • a random pattern for example.
  • transmission target (e.g., from xth bit to yth bit) may be defined from the transmission time of the
  • an identifier of at least one of the first communication units 102 and 202, or the like, and the data corresponding to the transmission target in the random pattern may be contained in the authentication response.
  • control unit 101 in the electric power supply apparatus 801 confirms that the
  • the control unit 101 transmits a successful authentication notification to the electric power receiving apparatus 802 (F509) .
  • the electric power supply apparatus 801 notifies the electric power receiving apparatus 802 of start of electric power supply (F510) .
  • the electric power receiving apparatus 802 can understand that electric power supply starts (YES in S406) .
  • the electric power supply apparatus 801 starts to supply the electric power requested by the electric power receiving apparatus 802 that was obtained at the time of authentication (F511, S307, S407) . Note that while electric power is supplied (F511), the electric power receiving apparatus 802 periodically notifies the electric power supply apparatus 801 of the received electric power (F512) .
  • the first reason is the case where all bits of the random pattern received from the electric power receiving apparatus 802 are 0. This is caused when the electric power receiving apparatus 802 is not within the electric power transfer range 804 of the electric power supply apparatus 801, and the electric power receiving apparatus that has transmitted or received the unique word and the random pattern is different from this electric power receiving apparatus 802. That is to say, for example, if authentication of the second electric power receiving apparatus 803 is performed between the first communication units in FIG. 8, the second electric power receiving apparatus 803 does not know the random pattern. However, the electric power supply apparatus 801 can communicate with the first electric power receiving apparatus 802 by means of the second communication unit, and accordingly generates and transmits the random pattern.
  • the electric power supply apparatus 801 displays an error message indicating that an apparatus that is not yet connected wirelessly is put thereon, for example (S308).
  • the second reason is the case where the electric power receiving apparatus 802 is present in the electric power transfer range of another electric power supply apparatus. At this time, the random pattern transmitted by the electric power receiving apparatus 802 is obtained from the other electric power supply apparatus, and accordingly will not coincide with the random pattern generated by the electric power supply apparatus 801. In this case, the electric power supply apparatus 801 notifies the electric power receiving apparatus 802 that authentication for
  • the electric power receiving apparatus 802 upon receiving this
  • apparatus 802 may transmit the random pattern to the electric power supply apparatus 801 via the first communication unit 202 after receiving this
  • the random pattern is not contained in the authentication response, and general authentication, such as conventionally-performed one, is performed as this authentication.
  • general authentication such as conventionally-performed one, is performed as this authentication.
  • the detection signal is output (F504), the unique word is transmitted (F505), and the random pattern is
  • the electric power supply apparatus 801 transmits an electric power supply start notification (F510) if the random pattern that the electric power supply apparatus 801 is notified of coincides with the random pattern generated by the electric power supply apparatus 801, for example.
  • F510 an electric power supply start notification
  • identifying the electric power receiving apparatus does not depend on the processing order, and the information that the electric power receiving apparatus can obtain only within the electric power transfer range is transmitted to the electric power supply apparatus with an
  • the electric power receiving apparatus to be an electric power supply target can be correctly identified.
  • the electric power receiving apparatus can be correctly identified by the electric power supply apparatus that performs authentication, the electric power receiving apparatus can receive supply of appropriate electric power as a result of the
  • a partner apparatus to be the target of wireless power transfer can be identified.
  • Embodiments of the present invention can also be realized by a computer of a system or apparatus that reads out and executes computer executable instructions recorded on a storage medium (e.g., non-transitory computer-readable storage medium) to perform the
  • the computer may comprise one or more of a central processing unit (CPU) , micro
  • MPU processing unit
  • the storage medium may include, for example, one or more of a hard disk, a random-access memory (RAM) , a read only memory (ROM) , a storage of distributed computing
  • an optical disk such as a compact disc (CD), digital versatile disc (DVD) , or Blu-ray Disc (BD)TM
  • CD compact disc
  • DVD digital versatile disc
  • BD Blu-ray Disc
  • flash memory device a memory card, and the like.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Power Engineering (AREA)
  • Near-Field Transmission Systems (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/JP2014/056589 2013-04-17 2014-03-06 Communication apparatus, control method, and storage medium Ceased WO2014171229A1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
EP14715453.8A EP2987247A1 (en) 2013-04-17 2014-03-06 Communication apparatus, control method, and storage medium
RU2015149012A RU2625339C2 (ru) 2013-04-17 2014-03-06 Устройство связи, способ управления и запоминающий носитель
KR1020157032070A KR101762333B1 (ko) 2013-04-17 2014-03-06 통신 장치, 제어 방법 및 기억 매체
US14/783,940 US9602169B2 (en) 2013-04-17 2014-03-06 Communication apparatus, control method, and storage medium for transferring power
KR1020177020487A KR20170087973A (ko) 2013-04-17 2014-03-06 통신 장치, 제어 방법 및 기억 매체
CN201480021939.4A CN105164929B (zh) 2013-04-17 2014-03-06 通信设备和控制方法
US15/431,315 US10389185B2 (en) 2013-04-17 2017-02-13 Communication apparatus, control method, and storage medium
US16/505,365 US11223953B2 (en) 2013-04-17 2019-07-08 Communication apparatus, control method, and storage medium
US17/551,027 US12015919B2 (en) 2013-04-17 2021-12-14 Communication apparatus, control method, and storage medium

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013-086917 2013-04-17
JP2013086917A JP6130711B2 (ja) 2013-04-17 2013-04-17 通信装置、制御方法、及びプログラム

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US14/783,940 A-371-Of-International US9602169B2 (en) 2013-04-17 2014-03-06 Communication apparatus, control method, and storage medium for transferring power
US15/431,315 Continuation US10389185B2 (en) 2013-04-17 2017-02-13 Communication apparatus, control method, and storage medium

Publications (1)

Publication Number Publication Date
WO2014171229A1 true WO2014171229A1 (en) 2014-10-23

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PCT/JP2014/056589 Ceased WO2014171229A1 (en) 2013-04-17 2014-03-06 Communication apparatus, control method, and storage medium

Country Status (7)

Country Link
US (4) US9602169B2 (enExample)
EP (1) EP2987247A1 (enExample)
JP (2) JP6130711B2 (enExample)
KR (2) KR101762333B1 (enExample)
CN (1) CN105164929B (enExample)
RU (2) RU2017106328A (enExample)
WO (1) WO2014171229A1 (enExample)

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KR20170109299A (ko) * 2016-03-21 2017-09-29 삼성전기주식회사 공진 장치 및 그를 이용한 무선 전력 송신 장치
JP6778005B2 (ja) * 2016-03-29 2020-10-28 キヤノン株式会社 送電装置、その制御方法、およびプログラム
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