JP4307268B2 - 制御回路 - Google Patents
制御回路 Download PDFInfo
- Publication number
- JP4307268B2 JP4307268B2 JP2003585355A JP2003585355A JP4307268B2 JP 4307268 B2 JP4307268 B2 JP 4307268B2 JP 2003585355 A JP2003585355 A JP 2003585355A JP 2003585355 A JP2003585355 A JP 2003585355A JP 4307268 B2 JP4307268 B2 JP 4307268B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- mode
- uart
- link
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/52—Automatic gain control
- H04N5/54—Automatic gain control for positively-modulated picture signals
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Communication Control (AREA)
- Information Transfer Systems (AREA)
Description
図2の回路構成はまた、ページング(paging)サービスプロバイダとの接続を確立する外部ページャ・モジュールを制御するために、ページング制御コマンドがG−LINK回路14を介してUART12からG−LINKシリアルポートに送信され得るように使用され得る。この回路構成は、米国インディアナ州IndianapolisのThomson Inc.により提供されるATC311高精細度テレビで使用されている。
Claims (4)
- 出力線と入力線とを有する第1の回路と、
前記第1の回路の前記出力線から信号を受信する入力線と、前記第1の回路の前記入力線に信号を送信する出力線とを有する第2の回路と、
前記第1及び第2の回路の前記出力線から送信された信号を受信する制御回路であり、前記第1の回路が前記第2の回路に信号を送信している場合に、前記第2の回路が信号を前記第1の回路に信号を送信することを抑制し、前記第1の回路が前記第2の回路に信号を送信していない場合に、前記第2の回路が信号を前記第1の回路に送信することを可能にする制御回路と
を有する回路構成。 - 請求項1に記載の回路構成であって、
前記第1の回路が、ユニバーサル非同期送受信機(UART)とユニバーサル同期/非同期送受信機(USART)とのうち1つを有し、前記第2の回路がG−Link回路を有する回路構成。 - 請求項2に記載の回路構成であって、
前記回路構成がテレビ受信機に含まれる回路構成。 - CPUとオペレーティングシステムの制御のもとで、システムにおいてシリアルインタフェース回路から送受信回路への通信を制御する方法であって、
前記システムの動作モードを検出するステップと、
前記モードが第1のモードである場合に、前記シリアルインタフェース回路が前記送受信回路に信号を送信することを可能にするステップと、
前記モードが第2のモードである場合に、前記送受信回路が前記シリアルインタフェース回路に信号を送信しているか否かを検出するステップと、
前記第2のモードの間に前記送受信回路が前記シリアルインタフェース回路に信号を送信している場合に、前記シリアルインタフェース回路が前記送受信回路に信号を送信することを抑制するステップと、
前記第2のモードの間に前記送受信回路が前記シリアルインタフェース回路に信号を送信していない場合に、前記シリアルインタフェース回路が前記送受信回路に信号を送信することを可能にするステップと
を有する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37198302P | 2002-04-12 | 2002-04-12 | |
PCT/US2003/010400 WO2003088568A2 (en) | 2002-04-12 | 2003-04-04 | Digital control circuit for serial uart transmissions |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005522938A JP2005522938A (ja) | 2005-07-28 |
JP2005522938A5 JP2005522938A5 (ja) | 2006-05-11 |
JP4307268B2 true JP4307268B2 (ja) | 2009-08-05 |
Family
ID=29250769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003585355A Expired - Fee Related JP4307268B2 (ja) | 2002-04-12 | 2003-04-04 | 制御回路 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7423549B2 (ja) |
EP (1) | EP1535425A2 (ja) |
JP (1) | JP4307268B2 (ja) |
KR (1) | KR101013615B1 (ja) |
CN (1) | CN1316393C (ja) |
AU (1) | AU2003226263A1 (ja) |
MX (1) | MXPA04009858A (ja) |
WO (1) | WO2003088568A2 (ja) |
Families Citing this family (5)
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CN101136735B (zh) * | 2006-09-12 | 2010-05-12 | 中兴通讯股份有限公司 | 使用通用异步收发报机的半双工串口通信系统及通信方法 |
JP5741296B2 (ja) * | 2011-08-01 | 2015-07-01 | 富士通株式会社 | 通信装置 |
KR102002888B1 (ko) * | 2013-11-05 | 2019-07-23 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | 전자 장치 및 전자 장치의 신호선 연결 상태 확인 방법 |
US9246534B2 (en) * | 2014-02-19 | 2016-01-26 | Texas Instruments Incorporated | Controling Tx/Rx mode in serial half-duplex UART separately from host |
CN105808182B (zh) | 2015-01-15 | 2019-09-17 | 财团法人工业技术研究院 | 显示控制方法及系统、广告破口判断装置、影音处理装置 |
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JPH0326056A (ja) * | 1989-06-22 | 1991-02-04 | Minolta Camera Co Ltd | ファクシミリ装置 |
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-
2003
- 2003-04-04 KR KR1020047016249A patent/KR101013615B1/ko not_active IP Right Cessation
- 2003-04-04 JP JP2003585355A patent/JP4307268B2/ja not_active Expired - Fee Related
- 2003-04-04 CN CNB038082144A patent/CN1316393C/zh not_active Expired - Fee Related
- 2003-04-04 US US10/510,894 patent/US7423549B2/en not_active Expired - Fee Related
- 2003-04-04 AU AU2003226263A patent/AU2003226263A1/en not_active Abandoned
- 2003-04-04 MX MXPA04009858A patent/MXPA04009858A/es active IP Right Grant
- 2003-04-04 EP EP03746607A patent/EP1535425A2/en not_active Ceased
- 2003-04-04 WO PCT/US2003/010400 patent/WO2003088568A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN1647056A (zh) | 2005-07-27 |
WO2003088568A2 (en) | 2003-10-23 |
AU2003226263A1 (en) | 2003-10-27 |
KR101013615B1 (ko) | 2011-02-10 |
JP2005522938A (ja) | 2005-07-28 |
US20050169352A1 (en) | 2005-08-04 |
CN1316393C (zh) | 2007-05-16 |
KR20040102082A (ko) | 2004-12-03 |
AU2003226263A8 (en) | 2003-10-27 |
EP1535425A2 (en) | 2005-06-01 |
WO2003088568A3 (en) | 2004-01-15 |
US7423549B2 (en) | 2008-09-09 |
MXPA04009858A (es) | 2005-02-14 |
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