CN201215979Y - Wireless digital set-top box - Google Patents
Wireless digital set-top box Download PDFInfo
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- CN201215979Y CN201215979Y CNU2008200090845U CN200820009084U CN201215979Y CN 201215979 Y CN201215979 Y CN 201215979Y CN U2008200090845 U CNU2008200090845 U CN U2008200090845U CN 200820009084 U CN200820009084 U CN 200820009084U CN 201215979 Y CN201215979 Y CN 201215979Y
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Abstract
The utility model relates to a wireless digital set-top box, which is composed of a microprocessor (1), a FLASH module (2), a SDRAM module (3), a 802.11 module (4), a network interface (5), a Modem module (6), a JTAG interface (7), a power supply module (8), an infrared interface (9), a HDMI module (10), a USB interface (11), an audio frequency interface (12), a video interface (13), an S terminal interface (14), a TUNER interface (15) and system bus expansion. The wireless digital set-top box is integrated with an embedded operating system-uClinux, an ARM structure CPU hardware platform, a television receiving module, a family gateway module, a 802.11 wireless communication module and the like. The wireless digital set-top box is characterized in that the cost is low, the operation is simple, and wireless communication between devices is available. The wireless digital set-top box can be used to replace or upgrade cable digital television set-top boxes and family gateways. Inconvenience of users who operate multiple digital devices is avoided, mutual connection between various devices is simplified, and the set-top box is very convenient for the use of family users.
Description
Technical field
The utility model belongs to network and audio, video data processing technology field, particularly a kind of digital family set-top box with wireless gateway function.
Background technology
Set-top box is a kind of conversion equipment that digital television signal is converted to analog signal.It is to the reduction of decoding through the image of digitalization compressed and voice signal, and video and voice signal that output is simulated provide high-quality TV programme by television indicator and stereo set to spectators.Set-top box still is a kind of multimedia terminal, and the hardware architecture and special-purpose real time operating system and the application software that are similar to household PC are arranged, and not only has the decoding function of digital signal, can also resolve, decipher authorized user message.
Present case is that the penetration rate of cable TV is the highest, Digital Television needs set-top box to insert cable television network, also have in the future IPTV set-top box, high-definition digital set-top box, the PC online needs modulator-demodulator, it is numerous to carry out information interactive terminal between subscriber household inside terminals and the outer net, differ in the interface, mode of operation has nothing in common with each other again, brings numerous inconvenience to the user.Along with the rising of cable TV and network popularity rate, use the user of set-top box and home gateway to increase gradually simultaneously.How under low-cost prerequisite, all kinds of numerous and diverse digital family equipments are integrated, and user-friendly use, become the problem that each civilian consumer goods manufacturing enterprise presses for solution.
Summary of the invention
The purpose of this utility model provides a kind of wireless digital set-top box, and it not only has the function of common machine top box, can also become the nucleus equipment that makes up home network as the wireless digital home gateway.
The utility model is made of microprocessor, FLASH module, SDRAM module, 802.11 modules, network interface, Modem module, jtag interface, power module, infrared interface, HDMI module, USB interface, audio interface, video interface, S terminal interface, TUNER interface and system bus expansion.Wherein the port of FLASH module correspondence connects the PB_A[0 of microprocessor ... 24], PB_D[0 ... 15], PB_RD#, PB_WR#, PB_CS2, the PB_IORDY port, the corresponding DRAM_A[0 that connects microprocessor of the port of SDRAM module ... 13], DRAM_D[0 ... 31], DRAM_DM[0 ... 3], DRAM_DQS[0 ... 3], DRAM_WE#, DRAM_CAS#, DRAM_RAS#, DRAM_CS#, DRAM_CKE, DRAM_CK, the DRAM_CK# port, 802.11 the corresponding UO_RXD that connects microprocessor of the interface of module, the UO_TXD port, the corresponding ETH_MDINT# that connects microprocessor of network interface, ETH_TXCLK, ETH_TX_EN, ETH_TXD[0 ... 3], ETH_RXCLK, ETH_RX_DV, ETH_RXD[0 ... 3], ETH_CRS, ETH_COL, ETH_MDC, the ETH_MDIO port, the corresponding GPIO[24 that connects microprocessor of Modem module ... 28] port, the corresponding JTAG that connects microprocessor of jtag interface, TDO, TDI, TCK, TRST#, the TMS port, the corresponding IR port that connects microprocessor of infrared interface, the corresponding VDO_P[0 that connects microprocessor of HDMI module ... 13], VDO_HS, VDO_VS, VDO_VLD, HDMI_PD#, HDMI_MSEN, HDMI_DSCL, HDMI_DSDA, the HDMI_HPD port, the corresponding USB2O_DM_O that connects microprocessor of USB interface, USB2O_DP_O, USB2O_DM_1, the USB2O_DP_1 port, the corresponding SOO_DATA5 that connects microprocessor of the port of audio interface, SOO_MACLK, SOO_BCLK, SOO_LRCLK, GPIO[20] port, the corresponding CVBS that connects microprocessor of the port of video interface, SOO_SPDIF, VO2_Y/G, VO2_U/B, the VO2_V/R port, the corresponding VO1_Y/G/Y that connects microprocessor of S terminal interface, the VO1_V/R/C port, the corresponding I2CM_SCL that connects microprocessor of the port of TUNER interface, I2CM_SDA, TSO_CLK, TSO_IN_SYNC, TSO_IN_VLD, TSO_IN_D[0 ... 7] port.Wherein also be solidified with embedded software in the FLASH storage chip.
The utility model is the high-performance wireless digital set-top box that TV-set receiving module, home gateway module and 802.11 wireless communication technologys are combined.It both can be used as common top box of digital machine and had used, the function that also possesses home gateway simultaneously, by 802.11 wireless communication technologys, wireless device in the family is networked, support by middleware software, both can realize the radio communication between household equipment, and also can be used as the agency and realize the visit of household equipment the Internet.Interconnecting between the various device simplified in the inconvenience of both having avoided the user that multiple digital device is controlled simultaneously again, greatly facilitates domestic consumer's use.
The utility model is integrated embedded OS---uClinux, ARM structure C PU hardware platform, TV-set receiving module, home gateway module and 802.11 wireless communication modules etc.The utility model cost is low, simple to operate, but equipment room carries out wireless telecommunications, is mainly used in to substitute or upgrading cable digital TV set-top box and home gateway.Integrated DST PLAYER function can be shared contents such as the audio frequency play on the PC hard disk, video on TV.The network home appliance controlled function masks the difference of various brands, and the user directly operates wireless digital set-top box with same terminal, avoids using because of numerous household electrical appliances are different a plurality of different remote controllers, the different trouble of operation.Can the displaying live view webpage, can carry out family's control and security service is managed by network, also can realize more function by software automatic updating.
Description of drawings
Accompanying drawing 1 is the functional block diagram of the utility model embodiment.
Accompanying drawing 2 is the logic theory block diagram of the utility model embodiment.
Accompanying drawing 3 is the FLASH module principle figure of the utility model embodiment, is constituted by accompanying drawing 3.1 and accompanying drawing 3.2.
Accompanying drawing 4 is the SDRAM module principle figure of the utility model embodiment, is constituted by accompanying drawing 4.1～accompanying drawing 4.6.
Accompanying drawing 5 is the 802.11 module principle figure of the utility model embodiment.
Accompanying drawing 6 is mixed-media network modules mixed-media and the USB interface schematic diagram of the utility model embodiment, is constituted by accompanying drawing 6.1 and accompanying drawing 6.2.
Accompanying drawing 7 is HDMI module and the video interface schematic diagram of the utility model embodiment, is constituted by accompanying drawing 7.1～accompanying drawing 7.3.
Accompanying drawing 8 is the TUNER interface principle figure of the utility model embodiment
Accompanying drawing 9 is the power module schematic diagram of the utility model embodiment, is constituted by accompanying drawing 9.1～accompanying drawing 9.3.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is specifically described:
With reference to the accompanying drawings 1,2, the utility model embodiment comprises microprocessor 1, FLASH module 2, SDRAM module 3,802.11 modules 4, network interface 5, Modem module 6, jtag interface 7, power module 8, infrared interface 9, HDMI module 10, usb 11, audio interface 12, video interface 13, S terminal interface 14, TUNER interface 15 and system bus expansion; Wherein the port of FLASH module 2 correspondence connects the PB_A[0 of microprocessor 1 ... 24], PB_D[0 ... 15], PB_RD#, PB_WR#, PB_CS2, the PB_IORDY port, the corresponding DRAM_A[0 that connects microprocessor 1 of the port of SDRAM module 3 ... 13], DRAM_D[0 ... 31], DRAM_DM[0 ... 3], DRAM_DQS[0 ... 3], DRAM_WE#, DRAM_CAS#, DRAM_RAS#, DRAM_CS#, DRAM_CKE, DRAM_CK, the DRAM_CK# port, 802.11 the corresponding UO_RXD that connects microprocessor 1 of the port of module 4, the UO_TXD port, the corresponding ETH_MDINT# that connects microprocessor 1 of the port of network interface 5, ETH_TXCLK, ETH_TX_EN, ETH_TXD[0 ... 3], ETH_RXCLK, ETH_RX_DV, ETH_RXD[0 ... 3], ETH_CRS, ETH_COL, ETH_MDC, the ETH_MDIO port, the corresponding GPIO[24 that connects microprocessor 1 of the port of Modem module 6 ... 28] port, the corresponding JTAG that connects microprocessor 1 of the port of jtag interface 7, TDO, TDI, TCK, TRST#, the TMS port, the corresponding IR port that connects microprocessor 1 of the port of infrared interface 9, the corresponding VDO_P[0 that connects microprocessor 1 of the port of HDMI module 10 ... 13], VDO_HS, VDO_VS, VDO_VLD, HDMI_PD#, HDMI_MSEN, HDMI_DSCL, HDMI_DSDA, the HDMI_HPD port, P2.16～P2.23 and P2.28～P2.30 port, the corresponding USB2O_DM_O that connects microprocessor 1 of the port of usb 11, USB2O_DP_O, USB2O_DM_1, the USB2O_DP_1 port, the audio interface 12 corresponding SOO_DATA5 that connect little processing 1, SOO_MACLK, SOO_BCLK, SOO_LRCLK, GPIO[20] port, the video interface 13 corresponding CVBS that connect microprocessor 1, SOO_SPDIF, VO2_Y/G, VO2_U/B, the VO2_V/R port, the S terminal interface 14 corresponding VO1_Y/G/Y that connect microprocessor 1, the VO1_V/R/C port, the corresponding I2CM_SCL that connects microprocessor 1 of the port of TUNER interface 15, I2CM_SDA, TSO_CLK, TSO_IN_SYNC, TSO_IN_VLD, TSO_IN_D[0 ... 7] port.
With reference to the accompanying drawings 3～9, in the utility model example, FLASH module 2 is used to deposit start-up code, stores embedded software and deposits file system; SDRAM module 3 provides when operation required memory headroom to software; 802.11 module 4 can with other wireless device communications, and wireless communication data and microprocessor 1 are carried out alternately by serial line interface, SPI or SDIO interface; Network interface 5 is used for being connected with other cable network equipment; Modem module 6 is supported the AT instruction, can realize dialling up on the telephone as modulator-demodulator by external telephone wire; Jtag interface 7 can carry out the real-time tracking debugging to software operation state; Power module 8 provides necessary power management measure for microprocessor 1, FLASH module 2, SDRAM module 3,802.11 modules 4 etc.; Short-distance transmission between infrared interface 9 realizations and Infrared remote controller makes the user carry out real-time operation to set-top box and relevant electrical equipment by remote controller; HDMI module 10 be used to provide and HDTV (High-Definition Television) between interface, be the corresponding video data stream of HDTV (High-Definition Television) output; Usb 11 can connect movable storage device; Audio interface 12, video interface 13, S terminal interface 14 can be distinguished output audio, video data stream; TUNER interface 15 is realized the reception of cable TV signal; Data/address bus, address bus and necessary control bus have been drawn in the system bus expansion, are convenient to the particular demands of user according to self, the expansion peripheral circuit.Infrared remote controller is by the corresponding IR port that connects microprocessor 1 of infrared interface; The reset circuit output is connected on the RESET# port of microprocessor 1, for entire circuit provides reset signal.
The components and parts model that the utility model embodiment is adopted is as shown in the table:
| The components and parts title | Model | Encapsulation |
| CPU | SMP8634 | BGA820 |
| FLASH | S29GL512N | TSOP56 |
| SDRAM | HY5DU121622CTP-D43 | TSOP66 |
| Chip resets | AAT3526-3.08 | SOT143 |
| Power management chip | SP6201-1.8 | SOT23-5 |
| Power management chip | SP6201-3.0 | SOT23-5 |
| Power management chip | MP1583 | SOIC8-THER |
| Power management chip | AAT1154-1.0 | SOIC8 |
| The RJ45 network chip | RTL8201CP | TQFP48 |
Function that the utility model embodiment has reached and target:
(1) digital television signal receiving function;
(2) integrated DST PLAYER function;
(3) support TCP/IP, GPRS, CDMA, Home PAN, 802.11, agreements such as 802.15;
(4) by the support of software automatic updating realization to New Deal;
(5) the automatic renewal and the remote maintenance functions of system;
(6) support function of many peripheral hardwares, multiple terminals;
(7) wireless gateway function;
(8) integrated infrared module is with the control of remote controller realization to wireless digital set-top box;
(9) network home appliance controlled function;
(10) hardware expanding function.
Claims (2)
1. a wireless digital set-top box is characterized in that: comprise microprocessor (1), FLASH module (2), SDRAM module (3), 802.11 modules (4), network interface (5), Modem interface (6), jtag interface (7), power module (8), infrared interface (9), HDMI module (10), USB interface (11), audio interface (12), video interface (13), S terminal interface (14), TUNER interface (15); Wherein the port of FLASH module (2) correspondence connects the PB_A[0 of microprocessor (1) ... 24], PB_D[0 ... 15], PB_RD#, PB_WR#, PB_CS2, the PB_IORDY port, the corresponding DRAM_A[0 that connects microprocessor (1) of the port of SDRAM module (3) ... 13], DRAM_D[0 ... 31], DRAM_DM[0 ... 3], DRAM_DQS[0 ... 3], DRAM_WE#, DRAM_CAS#, DRAM_RAS#, DRAM_CS#, DRAM_CKE, DRAM_CK, the DRAM_CK# port, 802.11 the corresponding U0_RXD that connects microprocessor (1) of the port of module (4), the U0_TXD port, the corresponding ETH_MDINT# that connects microprocessor (1) of the port of network interface (5), ETH_TXCLK, ETH_TX_EN, ETH_TXD[0 ... 3], ETH_RXCLK, ETH_RX_DV, ETH_RXD[0 ... 3], ETH_CRS, ETH_COL, ETH_MDC, the ETH_MDIO port, the corresponding GPIO[24 that connects microprocessor (1) of the port of Modem interface (6) ... 28] port, the corresponding JTAG that connects microprocessor (1) of the port of jtag interface (7), TDO, TDI, TCK, TRST#, the TMS port, the corresponding IR port that connects microprocessor (1) of the port of infrared interface (9), the corresponding VD0_P[0 that connects microprocessor (1) of the port of HDMI module (10) ... 13], VD0_HS, VD0_VS, VD0_VLD, HDMI_PD#, HDMI_MSEN, HDMI_DSCL, HDMI_DSDA, the HDMI_HPD port, P2.16～P2.23 and P2.28～P2.30 port, the corresponding USB20_DM_0 that connects microprocessor (1) of the port of USB interface (11), USB20_DP_0, USB20_DM_1, the USB20_DP_1 port, the corresponding SO0_DATA5 that connects little processing (1) of audio interface (12), SO0_MACLK, SO0_BCLK, SO0_LRCLK, GPIO[20] port, the corresponding CVBS that connects microprocessor (1) of video interface (13), SO0_SPDIF, VO2_Y/G, VO2_U/B, the VO2_V/R port, the corresponding VO1_Y/G/Y that connects microprocessor (1) of S terminal interface (14), the VO1_V/R/C port, the corresponding I2CM_SCL that connects microprocessor (1) of TUNER interface (15), I2CM_SDA, TS0_CLK, TS0_IN_SYNC, TS0_IN_VLD, TS0_IN_D[0 ... 7] port.
2. a kind of wireless digital set-top box according to claim 1 is characterized in that: also comprise Infrared remote controller and reset circuit; Wherein Infrared remote controller is by the corresponding IR port that connects microprocessor (1) of infrared interface, and the reset circuit output is connected on the RESET# port of microprocessor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200090845U CN201215979Y (en) | 2008-04-22 | 2008-04-22 | Wireless digital set-top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200090845U CN201215979Y (en) | 2008-04-22 | 2008-04-22 | Wireless digital set-top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215979Y true CN201215979Y (en) | 2009-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200090845U Expired - Fee Related CN201215979Y (en) | 2008-04-22 | 2008-04-22 | Wireless digital set-top box |
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| CN (1) | CN201215979Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883206A (en) * | 2010-06-30 | 2010-11-10 | 中山大学 | Set top box with wireless gateway function |
| CN102164313A (en) * | 2011-01-19 | 2011-08-24 | 吉林大学 | Wireless sensor network set top box method and device |
| CN102624590A (en) * | 2011-01-26 | 2012-08-01 | 北京数码视讯科技股份有限公司 | Intelligent equipment and system of internet of things |
| CN102761578A (en) * | 2011-04-29 | 2012-10-31 | 无锡江南计算技术研究所 | Cluster computing system |
| CN103997683A (en) * | 2014-05-06 | 2014-08-20 | 四川长虹电器股份有限公司 | System for using set-top-box platform to realize customizable Flash CD-ROM recorder and method thereof |
| DE202016000632U1 (en) | 2015-06-24 | 2016-02-08 | Fermax Design & Development, S.L.U. | Multi-channel video intercom system with access to advanced digital services |
| CN110687993A (en) * | 2014-06-18 | 2020-01-14 | 德克萨斯仪器股份有限公司 | Controlling power delivery by tunneling messages through USB |
-
2008
- 2008-04-22 CN CNU2008200090845U patent/CN201215979Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883206A (en) * | 2010-06-30 | 2010-11-10 | 中山大学 | Set top box with wireless gateway function |
| CN102164313A (en) * | 2011-01-19 | 2011-08-24 | 吉林大学 | Wireless sensor network set top box method and device |
| CN102624590A (en) * | 2011-01-26 | 2012-08-01 | 北京数码视讯科技股份有限公司 | Intelligent equipment and system of internet of things |
| CN102761578A (en) * | 2011-04-29 | 2012-10-31 | 无锡江南计算技术研究所 | Cluster computing system |
| CN102761578B (en) * | 2011-04-29 | 2015-01-14 | 无锡江南计算技术研究所 | Cluster computing system |
| CN103997683A (en) * | 2014-05-06 | 2014-08-20 | 四川长虹电器股份有限公司 | System for using set-top-box platform to realize customizable Flash CD-ROM recorder and method thereof |
| CN103997683B (en) * | 2014-05-06 | 2017-03-22 | 四川长虹电器股份有限公司 | System for using set-top-box platform to realize customizable Flash CD-ROM recorder and method thereof |
| CN110687993A (en) * | 2014-06-18 | 2020-01-14 | 德克萨斯仪器股份有限公司 | Controlling power delivery by tunneling messages through USB |
| CN110687993B (en) * | 2014-06-18 | 2023-08-15 | 德克萨斯仪器股份有限公司 | Controlling power delivery by tunneling messages over USB |
| DE202016000632U1 (en) | 2015-06-24 | 2016-02-08 | Fermax Design & Development, S.L.U. | Multi-channel video intercom system with access to advanced digital services |
| US9762852B2 (en) | 2015-06-24 | 2017-09-12 | Fermax Design & Development, S.L.U. | Multi-channel video intercom systems with access to advanced digital services |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Haiersoft Corporation Document name: Notification to Pay the Fees |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Termination date: 20150422 |
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| EXPY | Termination of patent right or utility model |