JPS6392941U - - Google Patents
Info
- Publication number
- JPS6392941U JPS6392941U JP18642186U JP18642186U JPS6392941U JP S6392941 U JPS6392941 U JP S6392941U JP 18642186 U JP18642186 U JP 18642186U JP 18642186 U JP18642186 U JP 18642186U JP S6392941 U JPS6392941 U JP S6392941U
- Authority
- JP
- Japan
- Prior art keywords
- keyboard
- wired data
- main body
- connection terminal
- power
- 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
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Input From Keyboards Or The Like (AREA)
Description
第１図は本考案装置に関するキーボードの概略
構成図、第２図は本考案装置に関する装置本体の
概略構成図、第３図は判別回路の動作説明図であ
る。
１……キースイツチ群、２……送信制御部、２
ａ……符号化回路、２ｂ……切換回路、２ｃ……
変調回路、４……発光ダイオード（送信手段）、
５……電源電池、８……パーソナルコンピユータ
、９……受光復調回路（受信手段）、１０……判
別回路、１１……選択回路、１２……デコーダ。
FIG. 1 is a schematic configuration diagram of a keyboard related to the device of the present invention, FIG. 2 is a schematic configuration diagram of the main body of the device related to the device of the present invention, and FIG. 3 is an explanatory diagram of the operation of a discriminating circuit. 1...Key switch group, 2...Transmission control section, 2
a... Encoding circuit, 2b... Switching circuit, 2c...
Modulation circuit, 4... Light emitting diode (transmission means),
5... Power supply battery, 8... Personal computer, 9... Light reception demodulation circuit (receiving means), 10... Discrimination circuit, 11... Selection circuit, 12... Decoder.
Claims (1)
ドに備えた送信手段と、装置本体に備えた受信手
段により、ワイヤレスでキーボードの使用が可能
な電子機器において、 キーボードと装置本体夫々に、電源接続端子と
キーボードからのキー信号を伝送するワイヤード
データ接続端子とを備え、更にキーボードには、
その電源接続端子に電力が供給されたことを検出
する検出手段と、該検出手段にて電力供給の検出
がされた時キー信号の送出を送信手段からワイヤ
ードデータ接続端子に切換える切換手段とを備え
、また装置本体には、そのワイヤードデータ接続
端子にキーボードのワイヤードデータ接続端子が
接続されたか否かを判断する判別手段と、該判別
手段の判断結果によりワイヤードデータ接続端子
からの信号と受信手段からの信号とを切換えて一
方の信号を入力とする選択手段とを備える事を特
徴とする電子機器。[Scope of Claim for Utility Model Registration] An electronic device in which the keyboard is separated from the main body of the device, and the keyboard can be used wirelessly by means of a transmitting means provided on the keyboard and a receiving means provided on the main body of the device, the keyboard and the main body of the device. Each is equipped with a power connection terminal and a wired data connection terminal for transmitting key signals from the keyboard, and the keyboard further includes:
A detection means for detecting that power is supplied to the power supply connection terminal, and a switching means for switching transmission of the key signal from the transmission means to the wired data connection terminal when the detection means detects the supply of power. The main body of the device also includes a determining means for determining whether or not the wired data connecting terminal of the keyboard is connected to the wired data connecting terminal, and a signal from the wired data connecting terminal and a receiving means based on the determination result of the determining means. An electronic device characterized by comprising: a selection means for switching between the two signals and inputting one of the signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18642186U JPS6392941U (en) | 1986-12-03 | 1986-12-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18642186U JPS6392941U (en) | 1986-12-03 | 1986-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6392941U true JPS6392941U (en) | 1988-06-15 |
Family
ID=31135963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18642186U Pending JPS6392941U (en) | 1986-12-03 | 1986-12-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6392941U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3169697U (en) * | 2011-06-01 | 2011-08-11 | 新巨企業股▲ふん▼有限公司 | Keyboard with switchable interface |
| JP2014235672A (en) * | 2013-06-05 | 2014-12-15 | 寶トク科技股フン有限公司 | Electronic device with function to switch between wired and wireless |
-
1986
- 1986-12-03 JP JP18642186U patent/JPS6392941U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3169697U (en) * | 2011-06-01 | 2011-08-11 | 新巨企業股▲ふん▼有限公司 | Keyboard with switchable interface |
| JP2014235672A (en) * | 2013-06-05 | 2014-12-15 | 寶トク科技股フン有限公司 | Electronic device with function to switch between wired and wireless |
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