CN202679541U - 一种多路数字电视解扰接口芯片及数字电视信号监测设备 - Google Patents
一种多路数字电视解扰接口芯片及数字电视信号监测设备 Download PDFInfo
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- CN202679541U CN202679541U CN 201120376388 CN201120376388U CN202679541U CN 202679541 U CN202679541 U CN 202679541U CN 201120376388 CN201120376388 CN 201120376388 CN 201120376388 U CN201120376388 U CN 201120376388U CN 202679541 U CN202679541 U CN 202679541U
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Abstract
Description
接口信号名称 | 方向 | 描述 |
Clk_0 | I | 系统主时钟 |
Reset_n | I | CPU复位信号 |
export_addr_from_the_CAM | O | 26bit cam地址总线 |
export_data_to_and_from_the_CAM | I/O | 8bit Cam数据总线信号 |
export_rd_from_the_CAM | O | CAM卡读信号 |
export_wr_from_the_CAM | O | CAM卡写信号 |
scl_pad_io_to_and_from_the_i2c_0 | O | I2C时钟信号 |
sda_pad_io_to_and_from_the_i2c_ | I/O | I2C数据信号 |
out_port_from_the_PIO_OUT | O | 8bit 并口输出信号 |
read_n_to_the_ext_FLASH | O | Flash读信号 |
select_n_to_the_ext_FLASH | O | Flash片选信号 |
FALSH_SDRAM_address | O | Sdram和flash地址接口 |
FALSH_SDRAM_byteenablen | O | |
FALSH_SDRAM_data | I/O | Sdram和flash数据接口 |
write_n_to_the_ext_FLASH | O | Flash写信号 |
zs_ba_to_the_ext_SDRAM_test_component | O | |
zs_cas_n_to_the_ext_SDRAM_test_component | O | Sdram列选通信号 |
zs_cke_to_the_ext_SDRAM_test_component | O | |
zs_cs_n_to_the_ext_SDRAM_test_component | O | Sdram片选信号 |
zs_ras_n_to_the_ext_SDRAM_test_component | O | Sdram行选通信号 |
zs_we_n_to_the_ext_SDRAM_test_component | O | Sdram读信号 |
rxd_to_the_UART | I | 串口接收信号 |
txd_from_the_UART | O | 串口发送信号 |
接口信号名称 | 方向 | 描述 |
sys_clk | I | 系统主时钟 |
reset_n | I | 复位信号 |
chipselect | I | Avalon总线片选信号 |
read | I | Avalon总线读信号 |
write | I | Avalon总线写信号 |
Avalon_in_data | I | 8bit Avalon总线数据输入 |
Avalon_out_data | O | 8bit Avalon总线输出 |
Avalon_addr | I | 26bit Avalon总线地址输入 |
export_data | I/O | 8bit CAM数据I/O口 |
export_addr | O | 26bit CAM卡地址总线 |
export_rd | O | CAM卡读信号 |
export_wr | O | CAM卡写信号 |
export_oe | O | CAM卡片选信号 |
主要芯片选型 | 芯片功能说明 |
RT8011/APQW | 给3.3V 1.2V 2.5V供电 |
A8292 | 给卫星天线馈电 |
AIC1526-1 | 用于CAM卡供电控制 |
AOZ1016AI | 12V转5V 供电 |
EP4CE15F23C8N | FPGA用于处理及流切换 |
EPCS4SI8N | FPGA配置芯片 |
EP4CE15F23C8 | FPGA芯片 |
MT48LC16M16A2P-75 | SDRAM芯片,用于配合FPGA处理 |
LMH0002MA | 用于ASI输出 |
LMH0034MA | 用于ASI输入 |
M29W640GB70NA6E | FLASH,用于存储程序 |
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201120376388 CN202679541U (zh) | 2011-09-29 | 2011-09-29 | 一种多路数字电视解扰接口芯片及数字电视信号监测设备 |
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Application Number | Priority Date | Filing Date | Title |
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CN 201120376388 CN202679541U (zh) | 2011-09-29 | 2011-09-29 | 一种多路数字电视解扰接口芯片及数字电视信号监测设备 |
Publications (1)
Publication Number | Publication Date |
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CN202679541U true CN202679541U (zh) | 2013-01-16 |
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CN 201120376388 Expired - Fee Related CN202679541U (zh) | 2011-09-29 | 2011-09-29 | 一种多路数字电视解扰接口芯片及数字电视信号监测设备 |
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CN (1) | CN202679541U (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3025390A1 (fr) * | 2014-09-02 | 2016-03-04 | Neotion | Systeme de television et procede pour rajouter a un appareil des droits permettant de decrypter des signaux audio/video cryptes. |
WO2017012487A1 (zh) * | 2015-07-22 | 2017-01-26 | 深圳市特博赛科技有限公司 | 数据传输系统 |
CN108683930A (zh) * | 2018-04-27 | 2018-10-19 | 青岛海信传媒网络技术有限公司 | 数字电视、其接口的初始化方法、装置及可读性存储介质 |
CN113329248A (zh) * | 2021-05-14 | 2021-08-31 | 深圳佳力拓科技有限公司 | 一种支持多种调谐方式的数字电视机顶盒及其自动适配多种调谐方式的方法 |
-
2011
- 2011-09-29 CN CN 201120376388 patent/CN202679541U/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3025390A1 (fr) * | 2014-09-02 | 2016-03-04 | Neotion | Systeme de television et procede pour rajouter a un appareil des droits permettant de decrypter des signaux audio/video cryptes. |
WO2017012487A1 (zh) * | 2015-07-22 | 2017-01-26 | 深圳市特博赛科技有限公司 | 数据传输系统 |
CN108683930A (zh) * | 2018-04-27 | 2018-10-19 | 青岛海信传媒网络技术有限公司 | 数字电视、其接口的初始化方法、装置及可读性存储介质 |
CN108683930B (zh) * | 2018-04-27 | 2020-09-25 | 青岛海信传媒网络技术有限公司 | 数字电视、其接口的初始化方法、装置及可读性存储介质 |
CN113329248A (zh) * | 2021-05-14 | 2021-08-31 | 深圳佳力拓科技有限公司 | 一种支持多种调谐方式的数字电视机顶盒及其自动适配多种调谐方式的方法 |
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Address after: No.2 Building, 289 Lane, Bisheng Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai, 20104 Patentee after: Shanghai Baibei Science and Technology Development Co., Ltd. Address before: No.2 Building, 289 Lane, Bisheng Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai, 20104 Patentee before: SHANGHAI WIBOX SCIENCE & TECHNOLOGY DEVELOPMENT CO., LTD. |
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