Canon Kabushiki Kaisha

Nikon Corporation

Sumitomo Bakelite Company Limited

Honda Motor Co., Ltd.

Stanley Electric Co., Ltd

Hitoshi Aoki

Daiki Tsukahara

Hiroshi Wakabayashi

Hidenori Miyamoto

Hideya Inoue

Yoshio Imura

Tsugio Takahashi

Noriyasu Kotani

Yuji Katano

Noboru Akami

Jun Nagai

Toshiyuki Nakamura

Kensuke Nakamura

Atsufumi Mogi

Minoru Kato

Akira Katayama

Sueyuki Ohishi

Junichi Omi

Kiyosada Machida

Nobuhiko Terui

Tatsuo Amanuma

Michio Aizawa

Yoshikazu Iida

Youichi Yamazaki

Toru Kosaka

Takeshi Hosomi

Taku Saito

Hiroshi Meguro

Keishi Urata

Naoki Akita

Seijiro Noda

Hidefumi Ohta

Michio Furukawa

Hideki Hara

Yoshitaka Okugawa

Koji Fukura

Hidemi Tanaka

Ryoichi Okada

Masaaki Kato

Daiki Tsukakara

Daisen Kojima

Shinichiro Itoh

Seiji Hasegawa

Kosuke Shiohama

Yoshihiro Takeuchii

A communication apparatus notifies that service information is to be communicated outside a cyclically repeated period in which a plurality of apparatuses including the communication apparatus transmits or receives a beacon to another communication apparatus included in the plurality of apparatuses and being a destination of the service information.

Communication apparatus, control method and program

A communication apparatus includes a function for performing transmission and reception of a wireless signal in a period having a predetermined length which arrives at a predetermined time interval, a function for performing at least one process of the transmission and the reception of the wireless signal in the period as a substitute for a particular communication apparatus belonging to a set of a plurality of communication apparatuses among which the period is synchronized, and a function for deciding whether or not proxy processing is to be performed in accordance with a frequency of periods during which the communication apparatus performs the transmission and the reception of the wireless signal among a plurality of the periods.

Communication apparatus, communication method, and storage medium

A communication apparatus, in a Neighbor Awareness Networking (NAN) Discovery Window (DW), performs a first communication with another communication apparatus that belongs to an NAN cluster to which the communication apparatus belongs, and performs a second communication with another communication apparatus belonging to the NAN cluster in a period other than the DW. When the communication apparatus has determined a schedule for communicating with a first other communication apparatus, in a case of the second communication with a second other communication apparatus different to the first other communication apparatus, the communication apparatus determines a schedule for communicating with the second other communication apparatus so that a period for the second communication with the first other communication apparatus and a period for the second communication with the second other communication apparatus at least partially overlap.

Communication apparatus having overlapping periods for communication with other communication apparatuses, method of controlling the same, and non-transitory computer-readable storage medium

A communication for executing a service with another communication apparatus that can execute a desired service is efficiently executed. A communication apparatus performs a communication for establishing a data link during a cyclic first period in a network, performs, in accordance with the data link established with another communication apparatus within the network, a communication based on the data link with the other communication apparatus by using the established data link during a second period other than the first period, and announces the second period within the network.

Communication apparatus, communication method, and program

Communication apparatus, control method and non-transitory computer-readable storage medium

A communication device performs processing of transmission and reception of wireless signals in a period of a predetermined length, which arrives at a predetermined time interval, processing of requesting a particular communication device, belonging to a group of a plurality of communication devices that are synchronized regarding the period, for proxy regarding at least one processing of transmission and reception of wireless signals in the period, and processing of deciding whether or not to perform a request for proxy, in accordance with a frequency of the period in which the communication means performing transmission and reception of wireless signals, out of a plurality of the periods.

Communication device, communication method, and program

A communication apparatus receives a first acquisition request, which is a request for acquiring apparatus information relating to another communication apparatus that exists in a NAN (Neighbor Awareness Networking) cluster, from a first other communication apparatus, transmits, in a case where the first acquisition request is received, a second acquisition request that corresponds to the first acquisition request to the cluster, and awaits reception of signals from a plurality of other communication apparatuses in response to the transmitted second acquisition request, for a predetermined period. In addition, a signal is transmitted which includes pieces of apparatus information of the plurality of other communication apparatuses that are included in the signals received from the plurality of other communication apparatuses collectively to the first other communication apparatus.

Communication apparatus, control method of the same, and non-transitory computer-readable storage medium

A communication apparatus includes one or more computers that cause the communication apparatus to: accept a first instruction at the communication apparatus from a user, perform, in response to accepting the first instruction, a first search process for searching, over a plurality of channels, a first other communication apparatus by a first method complying with a communication standard other than a Wi-Fi Alliance Neighbor Awareness Networking standard, and a second search process, which is performed after the first search process, for searching a wireless network and a second other communication apparatus which is in the wireless network, by a second method. Each of the wireless network, the second other communication apparatus, and the second method is compliant with the Wi-Fi Alliance Neighbor Awareness Networking standard, and performs, after performing the second search process, the first search process without further accepting an instruction from the user.

Communication apparatus, control method, and non-transitory computer-readable storage medium

A communication device establishes a first connection to a first other communication device, establishes, based on the first connection, a second connection to a second other communication device that is connected to the first other communication device, while the first connection has been established, and then performs direct communication with the second other communication device using the second connection. The communication device determines whether an operation mode of the first connection is a mode in which a periodic search for other networks is performed while a network has been established by the first connection. If the operation mode is the mode in which the periodic search is performed, the communication device restricts at least one of establishment of the second connection and switching of a channel in the second connection while the first connection has been established.

Communication device, control method, and storage medium

A communication apparatus, that can concurrently execute a first mode of joining a wireless network formed by another apparatus and a second mode of forming a wireless network, can determine whether a first wireless channel used in the first mode executed by the communication apparatus is a specific channel requiring a device to have a predetermined function to avoid radio-wave interference when the device operates as an apparatus that forms a wireless network using the wireless channel and controls, when executing the first mode and the second mode concurrently, an operation of the second mode in accordance with a result of the determination.

Communication apparatus, control method, and computer readable storage medium

There are a first search for searching for another communication device by designating a wireless network, and a second search for searching for another communication device without designation of a wireless network. It is controlled to perform the second search together with the first search in accordance with one search instruction from a user. The result of the first search and the result of the second search are displayed to be able to discriminate them.

Communication apparatus and control method of communication apparatus

A communication apparatus searches for other communication apparatuses each of which can execute, as a proxy of the communication apparatus, at least one of transmission processing and reception processing of a wireless signal during a period of a predetermined length which comes at a predetermined time interval, and selects, from the other communication apparatuses detected by the search, an apparatus for executing the processing as the proxy of the communication apparatus.

Communication apparatus, control method, and computer-readable storage medium

A communications apparatus is provided that determines a timing of starting a period when a communications group, to which other communications apparatuses belong, can perform communications, based on a beacon signal that was received in a predetermined period; transmits a signal that requests obtaining of information to the other communications apparatuses, according to the determined timing; and obtains information from each of the other communications apparatuses. The communications apparatus transmits the signal according to the timing determined based on a beacon from an apparatus belonging to a first communications group to other communications apparatuses that belong to the first communications group, and the signal according to the timing determined based on a beacon from an apparatus belonging to a second communications group to other communications apparatuses that belong to the second communications group.

Communications apparatus, control method, and storage medium

A communication apparatus has a communication function capable of transmitting/receiving a wireless signal to/from another communication apparatus during a period of a predetermined length which comes at a predetermined time interval, and can execute at least one of transmission processing and reception processing of the wireless signal during the period as a proxy of another apparatus. In accordance with whether to execute the processing as the proxy, the communication apparatus sets a frequency at which the communication apparatus enters in a state in which the wireless signal can be transmitted/received during the periods.

A communication apparatus includes a first search unit that searches, in one channel, for another communication apparatus by a first method complying with Wi-Fi Alliance Neighbor Awareness Networking, and a second search unit that searches, over a plurality of channels, for another communication apparatus by a second method different from the first method. The communication apparatus accepts a search instruction of the other communication apparatus and controls, in response to accepting the one instruction, the first search unit and the second search unit so as to execute a search by the first method and a search by the second method.

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Kawasaki, Japan

Hitoshi Aoki