IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0405694
(2003-04-03)
|
우선권정보 |
JP-2002-287934(2002-09-30) |
발명자
/ 주소 |
- Kindo,Tsuyoshi
- Hatakeyama,Takeshi
- Moriguchi,Ken ichi
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출원인 / 주소 |
- Matsushita Electric Industrial Co., Ltd.
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대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
6 인용 특허 :
2 |
초록
▼
A communication system 10 is comprised of a communication device 11 and a relay device 12 that is connected to the communication device 11 by radio at close range and an other communication device 15 via a network and that relays a communication between the first device 11 and the other communicatio
A communication system 10 is comprised of a communication device 11 and a relay device 12 that is connected to the communication device 11 by radio at close range and an other communication device 15 via a network and that relays a communication between the first device 11 and the other communication device 15. Such communication system 10 comprises local communicating units 112 and 121 and a network communicating unit 123 that detect a disconnection of a radio channel between the communication device 11 and the relay device 12 and a disconnection of a radio channel between the relay device 12 and the other communication device 15. The communication device 11 includes a notifying unit 113 that notifies a user of that a disconnection of which radio channel of a plurality of the radio channels is detected.
대표청구항
▼
What is claimed is: 1. A communication system comprising: a first communication device; a relay device that is connected to said first communication device by radio at close range and connected to a second communication device via a network, said relay device being operable to relay a communication
What is claimed is: 1. A communication system comprising: a first communication device; a relay device that is connected to said first communication device by radio at close range and connected to a second communication device via a network, said relay device being operable to relay a communication between said first communication device and the second communication device; and a disconnection detecting unit operable to detect a disconnection of a radio channel between said first communication device and said relay device, and detect a disconnection of a radio channel between said relay device and the second communication device, wherein said first communication device includes a notifying unit operable to notify a user which radio channel among a plurality of the radio channels is detected to be disconnected by said disconnection detecting unit. 2. The communication system according to claim 1, wherein: said first communication device is a hands-free device; and said relay device is a mobile telephone equipment. 3. The communication system according to claim 1, wherein said notifying unit has a displaying unit operable to notify the user which radio channel among the plurality of the radio channels is detected to be disconnected by said disconnection detecting unit by displaying the disconnected radio channel. 4. The communication system according to claim 1, wherein: said first communication device includes a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between said first communication device and said relay device when the radio channel between said first communication device and said relay device is disconnected and second restoration information which is required to restore the radio channel between said relay device and the second communication device when the radio channel between said relay device and the second communication device is disconnected; and said communication system further comprises a restoring unit operable to reconnect a disconnected radio channel, when one of the radio channel between said first communication device and said relay device and the radio channel between first said relay device and the second communication device is disconnected, based on one of the first restoration information and the second restoration information memorized by said memory unit that corresponds to the disconnected radio channel. 5. The communication system according to claim 4, wherein: said memory unit is operable to memorize relay device identification information for identifying said relay device and communication device identification information for identifying the second communication device as the first restoration information and the second restoration information; and said restoring unit, when the radio channel between said first communication device and said relay device is disconnected, is operable to reconnect the radio channel between said first communication device and said relay device based on the relay device identification information, and when the radio channel between said relay device and the second communication device is disconnected, reconnect the radio channel between said relay device and the second communication device based on the communication device identification information. 6. The communication system according to claim 1, wherein: said first communication device further includes an input unit operable to accept an input from the user, and a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between said first communication device and said relay device when the radio channel between said first communication device and said relay device is disconnected, and second restoration information which is required to restore the radio channel between said relay device and the second communication device when radio channel between said relay device and the second communication device is disconnected; and said communication system further comprises a restoration method notifying unit operable to notify the user of a restoration method for restoring a disconnected radio channel which is one of a plurality of the radio channels; and a reconnecting unit operable to reconnect the disconnected radio channel which is one of a plurality of the radio channels, when accepting from said input unit an input of the user indicating that restoration is performed pursuant to the restoration method, based on one of the first restoration information and the second restoration information memorized by said memory unit that corresponds to the disconnected radio channel. 7. The communication system according to claim 6, wherein said restoration method notifying unit is operable to notify the user of an operation that the user needs to perform to select to restore the disconnected radio channel which is one of a plurality of the radio channels, as the restoration method for restoring the disconnected radio channel, by displaying the operation. 8. The communication system according to claim 7, wherein: said notifying unit has a displaying unit operable to notify the disconnected radio channel which is one of a plurality of the radio channels by displaying the disconnected radio channel; and said restoration method notifying unit is operable to notify the user of the operation that the user needs to perform by displaying the operation on said displaying unit. 9. The communication system according to claim 8, wherein: said displaying unit is a touch panel display; and said input unit is operable to accept an input upon detection of a touch operation performed by the user on a screen of said touch panel display. 10. The communication system according to claim 1, wherein: said first communication device further includes an input unit operable to accept an input from the user; and said communication system further comprises a remedy notifying unit operable to notify the user of a plurality of remedies for a disconnection of one of a plurality of the radio channels, and a remedy performing unit operable to perform one of the plurality of remedies which is selected by an operation of said input unit by the user. 11. The communication system according to claim 10, wherein said remedy notifying unit is operable to notify a reconnection method for reconnecting a disconnected radio channel which is one of a plurality of the radio channels as one of the plurality of the remedies. 12. The communication system according to claim 11, wherein said remedy notifying unit is operable to notify the user of an operation that the user needs to perform to select each of a plurality of the remedies by displaying the operation. 13. The communication system according to claim 12, wherein: said notifying unit has a displaying unit operable to notify the disconnected radio channel which is one of a plurality of the radio channels by displaying the disconnected radio channel; and said remedy notifying unit is operable to notify the user of the operation that the user needs to perform by displaying the operation on said displaying unit. 14. The communication system according to claim 13, wherein: said displaying unit is a touch panel display; and said input unit is operable to accept an input upon detection of a touch operation performed by the user on a screen of said touch panel display. 15. The communication system according to claim 1, wherein: said relay device has a communication capability; said first communication device further includes an input unit operable to accept an input from the user, and an identification information memory unit operable to memorize relay device identification information for identifying said relay device as restoration information which is required to restore the radio channel between said first communication device and said relay device when the radio channel between said first communication device and said relay device is disconnected; and said communication system further comprises a remedy notifying unit operable to notify the user of a plurality of remedies, when the radio channel between said first communication device and said relay device is disconnected, including a reconnection method for reconnecting the disconnected radio channel between said first communication device and said relay device and a switching method for switching from a state in which said first communication device and said second communication device communicate with each other via said relay device to a state in which said relay device and the second communication device communicate with each other without using said first communication devices, a reconnecting unit operable to reconnect the disconnected radio channel based on the relay device identification information memorized by said identification information memory unit, when the reconnection method is selected by an operation of said input unit by the user, and a switching unit operable to switch to a communication carried out between said relay device and the second communication device without using the first communication device, when the switching method is selected by an operation of said input unit by the user. 16. The communication system according to claim 15, wherein said remedy notifying unit is operable to notify the user of an operation that the user needs to perform to select one of the reconnection method and the switching method by displaying the operation, when the radio channel between said first communication device and said relay device is disconnected. 17. The communication system according to claim 16, wherein: said notifying unit has a displaying unit operable to notify the disconnected radio channel by displaying the disconnected radio channel; and said remedy notifying unit is operable to notify the user of the operation that the user needs to perform by displaying the operation on said displaying unit. 18. The communication system according to claim 17, wherein: said first communication device is a hands-free device; and said relay device is a mobile telephone equipment. 19. A communication device in a communication system that comprises: a first communication device; a relay device that is connected to said first communication device by radio at close range and connected to a second communication device via a network, said relay device being operable to relay a communication between said first communication device and the second communication device; and a disconnection detecting unit operable to detect a disconnection of a radio channel between said first communication device and said relay device, and detect a disconnection of a radio channel between said relay device and the second communication device, wherein said first communication device includes a notifying unit operable to notify a user which radio channel among a plurality of the radio channels is detected to be disconnected by said disconnection detecting unit. 20. The communication device according to claim 19, wherein: said first communication device is a hands-free device; and said relay device is a mobile telephone equipment. 21. The communication device according to claim 19, wherein said notifying unit has a displaying unit operable to notify the user which radio channel among the plurality of radio channels is detected to be disconnected by said disconnection detecting unit by displaying the disconnected radio channel. 22. The communication device according to claim 19, wherein: said first communication device includes a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between said first communication device and said relay device when the radio channel between said first communication device is disconnected, and second restoration information which is required to restore the radio channel between said relay device and the second communication device when the radio channel between said relay device and the second communication device is disconnected; and said communication system further comprises a restoring unit operable to reconnect a disconnected radio channel, when one of the radio channel between said first communication device and said relay device and the radio channel between said relay device and the second communication device is disconnected, based on one of the first restoration information and the second restoration information memorized by said memory unit that corresponds to the disconnected radio channel. 23. The communication device according to claim 19, wherein: said first communication device further includes an input unit operable to accept an input from the user, and a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between said first communication device and said relay device when the radio channel between said first communication device and said relay device is disconnected, and second restoration information which is required to restore the radio channel between said relay device and the second communication device when the radio channel between said relay device and the second communication device is disconnected; and said communication system further comprises: a restoration method notifying unit operable to notify the user of a restoration method for restoring a disconnected radio channel which is one of a plurality of the radio channels; and a reconnecting unit operable to reconnect the disconnected radio channel which is one of a plurality of the radio channels, when accepting from said input unit a specified input of the user pursuant to the restoration method, based on one of the first restoration information and the second restoration information memorized by said memory unit that corresponds to the disconnected radio channel. 24. A relay device in a communication system that comprises: a first communication device; a relay device that is connected to said first communication device by radio at close range and connected to a second communication device via a network, said relay device beinn operable to relay a communication between said first communication device and said second communication device; and a disconnection detecting unit operable to detect a disconnection of a radio channel between said first communication device and the relay device, and detect a disconnection of a radio channel between said relay device and the second communication device, wherein said first communication device includes a notifying unit operable to notify a user which radio channel among a plurality of the radio channels is detected to be disconnected by said disconnection detecting unit. 25. The relay device according to claim 24, wherein: said first communication device is a hands-free device; and said relay device is a mobile telephone equipment. 26. A notification method used in a communication system that comprises a first communication device and a relay device that is connected to the first communication device by radio at close range and connected to a second communication device via a network, and that relays a communication between the first communication device and the second communication device, said notification method including: detecting a disconnection of a radio channel between the first communication device and the relay device, and detecting a disconnection of a radio channel between the relay device and the second communication device; and notifying a user which radio channel among a plurality of the radio channels is detected to be disconnected in said detecting. 27. The notification method according to claim 26, wherein: the first communication device is a hands-free device; and the relay device is a mobile telephone equipment. 28. The notification method according to claim 26, wherein, in said notifying notifies the user of which radio channel among the plurality of radio channels is detected to be disconnected by displaying the disconnected radio channel. 29. The notification method according to claim 26, wherein: the first communication device includes a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between the first communication device and the relay device when the radio channel between the first communication device and the relay device is disconnected, and second restoration information which is required to restore the radio channel between the relay device and the second communication device when the radio channel between the relay device and the second communication device is disconnected; and said notification method further includes restoring step for reconnecting a disconnected radio channel, when one of the radio channel between the first communication device and the relay device and the radio channel between the relay device and the second communication device is disconnected, based on one of the first restoration information and the second restoration information memorized by the memory unit that corresponds to the disconnected radio channel. 30. The notification method according to claim 26, wherein: the first communication device includes an input unit operable to accept an input from the user, and a memory unit operable to memorize at least one of first restoration information which is required to restore the radio channel between the first communication device and the relay device when the radio channel between the first communication device and the relay device is disconnected, and second restoration information which is required to restore the radio channel between the relay device and the second communication device when the radio channel between the relay device and the second communication device is disconnected; and said notification method further includes notifying the user of a restoration method for restoring a disconnected radio channel which is one of a plurality of the radio channels, and a reconnecting step for reconnecting the disconnected radio channel which is one of a plurality of the radio channels, when accepting from the input unit a specified input of the user pursuant to the restoration method, based on one of the first restoration information and the second restoration information memorized by the memory unit that corresponds to the disconnected radio channel. 31. A program for a first communication device performing a notification method in a communication system that comprises the first communication device and a relay device that is connected to the first communication device by radio at close range and a second communication device via a network and that relays a communication between the first communication device and the second communication device, said program being recorded on a computer-readable medium and causing a computer to execute operations performed by the first communication device, said operations comprising: detecting a disconnection of a radio channel between the first communication device and the relay device and detecting a disconnection of a radio channel between the relay device and the second communication device; and notifying a user which radio channel among a plurality of the radio channels is detected to be disconnected in said disconnecting.
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