JPH01131184U - - Google Patents

Info

Publication number
JPH01131184U
JPH01131184U JP2798088U JP2798088U JPH01131184U JP H01131184 U JPH01131184 U JP H01131184U JP 2798088 U JP2798088 U JP 2798088U JP 2798088 U JP2798088 U JP 2798088U JP H01131184 U JPH01131184 U JP H01131184U
Authority
JP
Japan
Prior art keywords
electromagnetic wave
identification device
interrogator
unique code
interrogation
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.)
Pending
Application number
JP2798088U
Other languages
Japanese (ja)
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
Application filed filed Critical
Priority to JP2798088U priority Critical patent/JPH01131184U/ja
Publication of JPH01131184U publication Critical patent/JPH01131184U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案に係る電磁波自動識別装置の
一実施例を示すブロツク図である。第２図及び第
３図は、同実施例の動作態様を示すブロツク図で
ある。第４図は、従来の電磁波自動識別装置の一
例を示すブロツク図である。 〔符号の説明〕、１……質問器、１ａ……送受
兼用アンテナ、２……応答器、２ａ……移動体、
３……信号処理部、４……受信機、４ａ……アン
テナ、Ｗ１……質問マイクロ波、Ｗ２……応答マ
イクロ波、ＩＤ……固有コード、Ｓ……移動体検
出信号。 FIG. 1 is a block diagram showing an embodiment of an electromagnetic wave automatic identification device according to the present invention. FIGS. 2 and 3 are block diagrams showing the operation mode of the embodiment. FIG. 4 is a block diagram showing an example of a conventional electromagnetic wave automatic identification device. [Explanation of symbols] 1... Interrogator, 1a... Transmitting/receiving antenna, 2... Transponder, 2a... Mobile object,
3...Signal processing section, 4...Receiver, 4a...Antenna, W1...Interrogating microwave, W2...Response microwave, ID...Unique code, S...Moving object detection signal.

Claims (1)

【実用新案登録請求の範囲】 (1) 質問電磁波を送信すると共に、応答器から
の固有コードを含む応答電磁波を受信すべき質問
器と、該応答電磁波に含まれる該固有コードを識
別する信号処理部とを有し、該質問電磁波の照射
領域内に電磁波検知器を設け、この検知レベルに
基づいて該質問器と該電磁波検知器との間の物体
の存否を検出することを特徴とする電磁波自動識
別装置。 (2) 前記電磁波検知器は受信機であることを特
徴とする請求項第１項に記載の電磁自動識別装置
。[Claims for Utility Model Registration] (1) Signal processing for identifying an interrogator that transmits an interrogation electromagnetic wave and receives a response electromagnetic wave containing a unique code from a transponder, and the unique code included in the response electromagnetic wave. An electromagnetic wave characterized in that an electromagnetic wave detector is provided in an irradiation area of the interrogation electromagnetic wave, and the presence or absence of an object between the interrogator and the electromagnetic wave detector is detected based on the detection level. Automatic identification device. (2) The automatic electromagnetic identification device according to claim 1, wherein the electromagnetic wave detector is a receiver.
JP2798088U 1988-03-02 1988-03-02 Pending JPH01131184U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2798088U JPH01131184U (en) 1988-03-02 1988-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2798088U JPH01131184U (en) 1988-03-02 1988-03-02

Publications (1)

Publication Number Publication Date
JPH01131184U true JPH01131184U (en) 1989-09-06

Family

ID=31250950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2798088U Pending JPH01131184U (en) 1988-03-02 1988-03-02

Country Status (1)

Country Link
JP (1) JPH01131184U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617588A (en) * 1984-06-22 1986-01-14 不二サッシ株式会社 Method and device for heating with low frequency billet for extruding aluminum
JPS62287725A (en) * 1986-06-05 1987-12-14 Omron Tateisi Electronics Co Id card system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS617588A (en) * 1984-06-22 1986-01-14 不二サッシ株式会社 Method and device for heating with low frequency billet for extruding aluminum
JPS62287725A (en) * 1986-06-05 1987-12-14 Omron Tateisi Electronics Co Id card system

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