JP2006165860A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2006165860A5 JP2006165860A5 JP2004352674A JP2004352674A JP2006165860A5 JP 2006165860 A5 JP2006165860 A5 JP 2006165860A5 JP 2004352674 A JP2004352674 A JP 2004352674A JP 2004352674 A JP2004352674 A JP 2004352674A JP 2006165860 A5 JP2006165860 A5 JP 2006165860A5
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- amplifying
- switching
- control means
- reception signal
- 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
- 230000001276 controlling effect Effects 0.000 claims 8
- 230000003321 amplification Effects 0.000 claims 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 2
- 230000000875 corresponding Effects 0.000 claims 1
Claims (10)
前記増幅手段として同一の周波数帯域で複数の増幅手段を有し、前記制御手段に複数の増幅手段のいずれかの出力が入力されるとともに、前記制御手段がすべての増幅手段の切替手段を制御することを特徴とするアンテナアンプ。 Amplifying means for amplifying a high-frequency signal from an antenna; switching means for selecting an output of the amplifying means and an antenna reception signal guided without passing through the amplifying means; and the switching means according to the magnitude of the received signal level. In an antenna amplifier provided with a control means for controlling,
The amplifying means has a plurality of amplifying means in the same frequency band, and an output of any of the amplifying means is input to the control means, and the control means controls all amplifying means switching means. An antenna amplifier characterized by that.
前記切替手段を制御する温度検出制御手段を備え、規定温度以上では、前記温度検出制御手段が受信信号レベルの大小による切替えに優先してアンテナ受信信号側を選択することを特徴とするアンテナアンプ。 Amplifying means for amplifying a high-frequency signal from an antenna; switching means for selecting an output of the amplifying means and an antenna reception signal guided without passing through the amplifying means; and the switching means according to the magnitude of the received signal level. In an antenna amplifier provided with a control means for controlling,
An antenna amplifier comprising temperature detection control means for controlling the switching means, wherein the temperature detection control means selects the antenna reception signal side in preference to switching according to the magnitude of the reception signal level above a specified temperature.
アンテナ受信信号側を選択する温度と、アンテナ受信信号側選択状態から復帰する温度との間にヒステリシスを有することを特徴とするアンテナアンプ。 In the antenna amplifier according to claim 2,
An antenna amplifier having hysteresis between a temperature at which an antenna reception signal side is selected and a temperature at which the antenna reception signal side selection state is restored.
前記増幅手段がゲイン制御手段を備え、前記ゲイン制御手段が、温度の上昇に応じて前記増幅手段のゲインを低減し、上記規定温度近傍でゲインが１となるように制御することを特徴とするアンテナアンプ。 In the antenna amplifier according to claim 2 or claim 3,
The amplifying means includes a gain control means, and the gain control means reduces the gain of the amplifying means in response to an increase in temperature and controls the gain to be 1 near the specified temperature. Antenna amplifier.
電源供給がないとき、アンテナ受信信号を出力端子から出力させる出力選択手段を備えていることを特徴とするアンテナアンプ。 Amplifying means for amplifying a high-frequency signal from the antenna; switching means for selecting an output of the amplifying means and an antenna reception signal guided without passing through the amplifying means; and the switching means according to the magnitude of the received signal level. In an antenna amplifier provided with a control means for controlling,
An antenna amplifier comprising output selection means for outputting an antenna reception signal from an output terminal when power is not supplied.
前記ラジオ受信手段の受信モードが近距離受信の場合、前記第２の制御手段が、前記制御手段による受信信号レベルの大小による切替えを停止するとともに、前記切替手段によりアンテナ受信信号側を強制的に選択することを特徴とするアンテナアンプシステム。 Amplifying means for amplifying a high-frequency signal from the antenna; switching means for selecting an output of the amplifying means and an antenna reception signal guided without passing through the amplifying means; and the switching means according to the magnitude of the received signal level. In an antenna amplifier system comprising an antenna amplifier comprising a control means for controlling, and a radio receiving means comprising a second control means for controlling the switching means,
When the reception mode of the radio reception means is short-range reception, the second control means stops switching according to the magnitude of the received signal level by the control means and forcibly controls the antenna reception signal side by the switching means. An antenna amplifier system characterized by selection.
前記ナビゲーション手段が近くに放送アンテナがあることを検知した場合、前記制御手段が前記切替手段によりアンテナ受信信号側を選択することを特徴とするアンテナアンプシステム。 An antenna amplifier having amplification means for amplifying a high-frequency signal from the antenna, and switching means for selecting an output of the amplification means and an antenna reception signal guided without passing through the amplification means, and controls the switching means In an antenna amplifier system comprising navigation means equipped with control means,
An antenna amplifier system, wherein when the navigation means detects that there is a broadcasting antenna nearby, the control means selects the antenna reception signal side by the switching means.
前記アンテナアンプが受信信号レベルの大小に応じて前記切替手段を制御する第２の制御手段を備え、
前記ナビゲーション手段の電源がオンしてから前記制御手段がアンテナ情報を取得するまでの間、前記第２の制御手段が受信信号レベルの大小に応じて上記切替手段を制御することを特徴とするアンテナアンプシステム。 In the antenna amplifier system according to claim 7,
The antenna amplifier includes second control means for controlling the switching means according to the magnitude of the received signal level;
The second control unit controls the switching unit according to the level of the received signal level after the navigation unit is turned on until the control unit acquires antenna information. Amplifier system.
前記増幅手段として複数の異なった帯域の増幅手段を備え、前記制御手段が前記放送アンテナの周波数データを基に、該当する周波数を含む帯域の増幅手段のみアンテナ受信信号側を選択することを特徴とするアンテナアンプシステム。 In the antenna amplifier system according to claim 7,
The amplifying means comprises a plurality of different band amplifying means, and the control means selects the antenna reception signal side only for the amplifying means of the band including the corresponding frequency based on the frequency data of the broadcast antenna. Antenna amplifier system to do.
前記増幅手段として同一の周波数帯域で複数の増幅手段を有し、前記制御手段に複数の増幅手段の出力の混合出力が入力されることを特徴とするアンテナアンプ。 Amplifying means for amplifying a high-frequency signal from an antenna; switching means for selecting an output of the amplifying means and an antenna reception signal guided without passing through the amplifying means; and the switching means according to the magnitude of the received signal level. In an antenna amplifier provided with a control means for controlling,
An antenna amplifier comprising: a plurality of amplifying means in the same frequency band as the amplifying means; and a mixed output of a plurality of amplifying means output to the control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004352674A JP2006165860A (en) | 2004-12-06 | 2004-12-06 | Antenna amplifier and antenna amplifier system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004352674A JP2006165860A (en) | 2004-12-06 | 2004-12-06 | Antenna amplifier and antenna amplifier system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006165860A JP2006165860A (en) | 2006-06-22 |
| JP2006165860A5 true JP2006165860A5 (en) | 2008-01-31 |
Family
ID=36667392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004352674A Pending JP2006165860A (en) | 2004-12-06 | 2004-12-06 | Antenna amplifier and antenna amplifier system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2006165860A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101813262B1 (en) | 2011-05-17 | 2018-01-02 | 삼성전자주식회사 | Apparatus and method for protecting wireless-coupled power devices from over-voltage, over-current and over-temperature using hysteresis |
| KR102402639B1 (en) | 2017-11-24 | 2022-05-26 | 삼성전자주식회사 | Electronic device and method for communicating thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2609719B2 (en) * | 1989-02-10 | 1997-05-14 | 株式会社日立製作所 | Diversity system for car TV |
| JP4135542B2 (en) * | 2003-03-26 | 2008-08-20 | 株式会社村田製作所 | Wireless communication device |
-
2004
- 2004-12-06 JP JP2004352674A patent/JP2006165860A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101959296B (en) | Routing equipment of wireless local area access network and signal transmitting method | |
| EP1171965B1 (en) | Mobile communication device with two transmit antennas | |
| EP1705955A4 (en) | Audio signal supplying apparatus for speaker array | |
| JPH11274948A (en) | Transmission power controller and transmission power control unit used for the transmission power controller | |
| EP1562309A3 (en) | Receiver comprising plurality of directional antennas | |
| EP1928098A3 (en) | Method and apparatus for signal detecting in radio frequency identification system | |
| KR101675342B1 (en) | Apparatus and method for power amplifying in portable terminal | |
| EP1367734A4 (en) | Receiver apparatus, mobile terminal, and receiving system | |
| WO2008084474A3 (en) | Low power radio frequency receiver | |
| EP1198067A3 (en) | Radio circuit and control | |
| WO2006019611A3 (en) | A transmit system employing an antenna and balanced amplifier architecture which provides power amplifier load balancing independent of single or dual signal operation of the transmitter | |
| WO2007044102A3 (en) | Remotely controlled antenna and method | |
| JP2006319616A5 (en) | ||
| US7991371B2 (en) | Automatic gain control apparatus for wireless communication apparatus | |
| US8219141B2 (en) | System with shared power amplifier for mobile communication terminal with mobile RFID function | |
| JP2007013715A5 (en) | ||
| JP2005295348A (en) | Receiver | |
| JP2006165860A5 (en) | ||
| JP2009071609A (en) | Charging system, mobile terminal, charging unit, and voice output method | |
| JP2006295522A (en) | Portable telephone terminal | |
| JP2004104444A (en) | Radio machine | |
| KR200421700Y1 (en) | Radio and dmb receiver using a car antenna | |
| WO2008099464A1 (en) | Power amplifier | |
| CN2938578Y (en) | Frequency-modulation radio broadcast receiver-amplifier of controlling amplifying switch by dummy audio signal | |
| JP2008236414A (en) | Digital signal receiver |