JP2005192819A5 - - Google Patents

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Publication number
JP2005192819A5
JP2005192819A5 JP2004002423A JP2004002423A JP2005192819A5 JP 2005192819 A5 JP2005192819 A5 JP 2005192819A5 JP 2004002423 A JP2004002423 A JP 2004002423A JP 2004002423 A JP2004002423 A JP 2004002423A JP 2005192819 A5 JP2005192819 A5 JP 2005192819A5
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JP
Japan
Prior art keywords
antenna
field strength
electric field
received electric
received
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Application number
JP2004002423A
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Japanese (ja)
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JP4406289B2 (en
JP2005192819A (en
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Publication date
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Priority claimed from JP2004002423A external-priority patent/JP4406289B2/en
Priority to JP2004002423A priority Critical patent/JP4406289B2/en
Priority to EP05703381.3A priority patent/EP1702554B1/en
Priority to EP10008335A priority patent/EP2250958A1/en
Priority to PCT/JP2005/000115 priority patent/WO2005065525A1/en
Priority to AU2005204032A priority patent/AU2005204032B2/en
Priority to CN2008100092031A priority patent/CN101259008B/en
Priority to CNB2005800021331A priority patent/CN100473324C/en
Publication of JP2005192819A publication Critical patent/JP2005192819A/en
Priority to US11/483,355 priority patent/US7596359B2/en
Publication of JP2005192819A5 publication Critical patent/JP2005192819A5/ja
Priority to US12/550,798 priority patent/US20100029236A1/en
Publication of JP4406289B2 publication Critical patent/JP4406289B2/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (6)

少なくとも情報本体を含む情報本体部と受信電界強度測定のための情報を含む付加部とを有したフレーム構成の無線信号を、複数のアンテナを用いて選択受信する受信装置において、
現フレーム内の前記付加部の伝送期間内に前記情報本体を受信している第１のアンテナ以外の第２アンテナの受信電界強度を測定させるとともに、前記現フレーム内の前記情報本体部の伝送期間内に前記第１のアンテナの受信電界強度を測定させ、前記第２のアンテナの受信電界強度が前記第１のアンテナの受信電界強度を超えた場合、この第２のアンテナを次フレームの前記第１のアンテナとして選択し切り替える制御手段を備えたことを特徴とする受信装置。 In a receiving apparatus that selectively receives a radio signal of a frame configuration having an information main body including at least an information main body and an additional unit including information for reception field strength measurement using a plurality of antennas,
The reception electric field strength of the second antenna other than the first antenna receiving the information body is measured within the transmission period of the additional section in the current frame, and the transmission period of the information body section in the current frame is measured. If the received electric field strength of the first antenna exceeds the received electric field strength of the first antenna, the second antenna is moved to the first frame in the next frame. A receiving apparatus comprising control means for selecting and switching as one antenna. 前記制御手段は、前記第２のアンテナの受信電界強度が前記第１のアンテナの受信電界強度を超えない場合、他の前記第２のアンテナに順次切り替えることを特徴とする請求項１に記載の受信装置。   2. The control unit according to claim 1, wherein when the received electric field strength of the second antenna does not exceed the received electric field strength of the first antenna, the control unit sequentially switches to the other second antenna. Receiver device. 前記制御手段は、前記第２のアンテナの受信電界強度測定のタイミングを、前記情報本体部の伝送期間の開始時期近傍に設けたことを特徴とする請求項１または２に記載の受信装置。   The receiving apparatus according to claim 1, wherein the control means sets the timing of measuring the received electric field strength of the second antenna in the vicinity of the start time of the transmission period of the information main body. 前記制御手段は、前記付加部の伝送期間内に複数の第２のアンテナの受信電界強度を測定させ、複数の前記第２のアンテナの電界強度のうちの最も大きな受信電界強度を有する第２のアンテナの受信電界強度が前記第１のアンテナの受信電界強度を超えた場合に、この第２のアンテナを次フレームの前記第１のアンテナとして選択し切り替えることを特徴とする請求項１〜３のいずれか一つに記載の受信装置。   The control means measures the reception field strength of a plurality of second antennas within a transmission period of the additional unit, and has a second reception field strength having the largest reception field strength of the plurality of second antennas. The second antenna is selected and switched as the first antenna of the next frame when the received electric field strength of the antenna exceeds the received electric field strength of the first antenna. The receiving device according to any one of the above. 被検体内部から送信され、少なくとも映像信号を伝送する映像信号部と受信電界強度測定のための情報を含む付加部とを有したフレーム構成の無線信号を、被検体外部に設けられた複数のアンテナを用いて受信する受信装置において、
前記複数のアンテナを選択切替する切替手段と、
現フレーム内の前記付加部の伝送期間内に前記無線信号を受信している第１のアンテナ以外の第２のアンテナの受信電界強度を測定するとともに、前記現フレーム内の前記映像信号部の伝送期間内に前記第１のアンテナの受信電界強度を測定する電界強度測定手段と、
前記電界強度測定手段が測定した前記第２のアンテナの受信電界強度が前記第１のアンテナの受信電界強度を超えた場合、この第２のアンテナを次フレームの前記第１のアンテナとして選択する選択制御手段と、
前記選択制御手段によって選択された第１のアンテナ以外のアンテナを次フレームの前記付加部の伝送期間に順次切替接続し、該選択された第１のアンテナを前記映像信号部の伝送期間に切替接続する切替制御手段と、
を備えたことを特徴とする受信装置。 A plurality of antennas provided outside a subject with a frame-structured radio signal transmitted from the inside of the subject and having at least a video signal portion for transmitting a video signal and an additional portion including information for receiving electric field strength measurement In a receiving device that receives using
Switching means for selectively switching the plurality of antennas;
The reception electric field strength of the second antenna other than the first antenna receiving the radio signal is measured within the transmission period of the additional unit in the current frame, and the transmission of the video signal unit in the current frame is performed. Electric field strength measuring means for measuring the received electric field strength of the first antenna within a period;
When the received field strength of the second antenna measured by the field strength measuring means exceeds the received field strength of the first antenna, the second antenna is selected as the first antenna of the next frame Control means;
Antennas other than the first antenna selected by the selection control means are sequentially switched and connected during the transmission period of the additional section of the next frame, and the selected first antenna is switched and connected during the transmission period of the video signal section. Switching control means for
A receiving apparatus comprising: ピークホールド回路を備え、受信電界強度を測定する期間中に受信した前記受信電界強度のピーク値を前記第１又は第２のアンテナの受信電界強度として取得することを特徴とする請求項１〜５のいずれか一つに記載の受信装置。A peak hold circuit is provided, and a peak value of the received electric field strength received during a period during which the received electric field strength is measured is acquired as a received electric field strength of the first or second antenna. The receiving device according to any one of the above.
JP2004002423A 2004-01-07 2004-01-07 Receiver Expired - Fee Related JP4406289B2 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP2004002423A JP4406289B2 (en) 2004-01-07 2004-01-07 Receiver
CN2008100092031A CN101259008B (en) 2004-01-07 2005-01-07 Receiving apparatus
CNB2005800021331A CN100473324C (en) 2004-01-07 2005-01-07 Receiving apparatus, transmitting apparatus and receiving system
EP10008335A EP2250958A1 (en) 2004-01-07 2005-01-07 Receiving apparatus, transmitting apparatus and transmitting/receiving system
PCT/JP2005/000115 WO2005065525A1 (en) 2004-01-07 2005-01-07 Receiver apparatus, transmitter apparatus, and transmitting/receiving system
AU2005204032A AU2005204032B2 (en) 2004-01-07 2005-01-07 Receiver apparatus, transmitter apparatus, and transmitting/receiving system
EP05703381.3A EP1702554B1 (en) 2004-01-07 2005-01-07 Receiving apparatus
US11/483,355 US7596359B2 (en) 2004-01-07 2006-07-07 Receiving apparatus, transmitting apparatus and transmitting/receiving system
US12/550,798 US20100029236A1 (en) 2004-01-07 2009-08-31 Receiving apparatus, transmitting apparatus and transmitting/receiving system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004002423A JP4406289B2 (en) 2004-01-07 2004-01-07 Receiver

Publications (3)

Publication Number Publication Date
JP2005192819A JP2005192819A (en) 2005-07-21
JP2005192819A5 true JP2005192819A5 (en) 2007-03-15
JP4406289B2 JP4406289B2 (en) 2010-01-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004002423A Expired - Fee Related JP4406289B2 (en) 2004-01-07 2004-01-07 Receiver

Country Status (2)

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JP (1) JP4406289B2 (en)
CN (2) CN101259008B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4847075B2 (en) 2005-08-30 2011-12-28 オリンパス株式会社 Receiver
JP4939978B2 (en) * 2007-02-27 2012-05-30 パナソニック株式会社 COMMUNICATION SYSTEM, BASE STATION AND TRANSMITTING / RECEIVING APPARATUS USED FOR THE SAME
WO2011024560A1 (en) * 2009-08-28 2011-03-03 オリンパスメディカルシステムズ株式会社 Receiver system
JP5143313B2 (en) * 2010-11-29 2013-02-13 オリンパスメディカルシステムズ株式会社 Receiving device and capsule endoscope system
JP5784382B2 (en) * 2011-06-20 2015-09-24 オリンパス株式会社 Electronic endoscope device
JP6141039B2 (en) * 2013-02-13 2017-06-07 オリンパス株式会社 Decomposition procedure generation method and decomposition procedure generation system, and replacement procedure generation method and replacement procedure generation system
CN103414507A (en) * 2013-07-26 2013-11-27 北京小米科技有限责任公司 Mobile terminal and method and device for switching antennas of mobile terminal
KR102186742B1 (en) * 2015-06-25 2020-12-04 인더스마트 주식회사 Multi image processing apparatus and multi image processing method of android system for high speed and short distance interface
KR102582843B1 (en) * 2015-11-02 2023-09-27 한국전자통신연구원 Apparatus for generating broadcasting signal frame including preamble for signaling injection level information and method using the same
JP6439073B2 (en) * 2016-10-14 2018-12-19 オリンパス株式会社 Receiving antenna, receiving antenna unit and receiving system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3319688B2 (en) * 1996-05-14 2002-09-03 松下通信工業株式会社 Data receiving device

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