JPH0338945U - - Google Patents
Info
- Publication number
- JPH0338945U JPH0338945U JP1989098102U JP9810289U JPH0338945U JP H0338945 U JPH0338945 U JP H0338945U JP 1989098102 U JP1989098102 U JP 1989098102U JP 9810289 U JP9810289 U JP 9810289U JP H0338945 U JPH0338945 U JP H0338945U
- Authority
- JP
- Japan
- Prior art keywords
- electrical signal
- amplifier
- terminals
- dsus
- converts
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Description
第1図は本考案の一実施例を示す構成図、第2
図は本考案の外観図、第3図は本考案のシステム
構成図である。
1……本考案ユニツト本体、2……モデユラー
プラグ、3……バツテリー、4,5……増幅器、
6……変調器、7……復調器、8……発光素子、
9……受光素子、10……ISDN端末機、11
,12,13,14……接続ピン、15……DS
U、16……光信号。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
The figure is an external view of the present invention, and FIG. 3 is a system configuration diagram of the present invention. 1... main unit of the present invention, 2... modular plug, 3... battery, 4, 5... amplifier,
6...Modulator, 7...Demodulator, 8...Light emitting element,
9... Light receiving element, 10... ISDN terminal, 11
, 12, 13, 14... Connection pin, 15... DS
U, 16... Optical signal.
Claims (1)
気信号を光信号に変換し送信する変調器及び発光
素子を有する送信機部と、光信号を受信し電気信
号に変換する受光素子及び復調器及び前記受信電
気信号を増幅する増幅器を有する受信機部、前記
送信機部、受信機部を駆動せしめるバツテリーと
モデユラープラグを有し、CCITT勧告I40
0(Iシリーズ)に準拠するISDN端末機及び
DSUのモジユラーコネクタに前記モジユラープ
ラグを挿入固定することによつて、ISDN端末
機、DSU間を無線化することを可能とするIT
DN端末用光空間伝播ユニツト。 a transmitter unit including an amplifier that amplifies an input electrical signal, a modulator that converts the input electrical signal into an optical signal, and a light emitting element; a light receiving element that receives the optical signal and converts it into an electrical signal; a demodulator; and the receiver. It has a receiver section with an amplifier for amplifying electrical signals, a battery and a modular plug for driving the transmitter section, and the receiver section, and complies with CCITT Recommendation I40.
IT that enables wireless communication between ISDN terminals and DSUs by inserting and fixing the modular plug into the modular connectors of ISDN terminals and DSUs that comply with 0 (I series).
Optical space propagation unit for DN terminals.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989098102U JPH0338945U (en) | 1989-08-23 | 1989-08-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989098102U JPH0338945U (en) | 1989-08-23 | 1989-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0338945U true JPH0338945U (en) | 1991-04-15 |
Family
ID=31647219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989098102U Pending JPH0338945U (en) | 1989-08-23 | 1989-08-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0338945U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010217321A (en) * | 2009-03-13 | 2010-09-30 | Fujifilm Corp | Lens device |
JP2016220094A (en) * | 2015-05-22 | 2016-12-22 | 日本電気株式会社 | Optical transceiver |
-
1989
- 1989-08-23 JP JP1989098102U patent/JPH0338945U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010217321A (en) * | 2009-03-13 | 2010-09-30 | Fujifilm Corp | Lens device |
JP2016220094A (en) * | 2015-05-22 | 2016-12-22 | 日本電気株式会社 | Optical transceiver |
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