CN1816005A - Wireless network access device capable of receiving video - Google Patents
Wireless network access device capable of receiving video Download PDFInfo
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- CN1816005A CN1816005A CNA2005100091726A CN200510009172A CN1816005A CN 1816005 A CN1816005 A CN 1816005A CN A2005100091726 A CNA2005100091726 A CN A2005100091726A CN 200510009172 A CN200510009172 A CN 200510009172A CN 1816005 A CN1816005 A CN 1816005A
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Abstract
Description
(1)技术领域(1) Technical field
本发明系有关于一种无线网络存取装置，特别是有关于一种应用于无线网络系统的可接收视讯的无线网络存取装置。The present invention relates to a wireless network access device, in particular to a wireless network access device that can receive video and is applied in a wireless network system.
(2)背景技术(2) Background technology
无线网络存取装置(Access Point，AP)是目前常见的一种电子产品，让使用者可以在一定的区域内，经由计算机随时随地无线上网。A wireless network access device (Access Point, AP) is a common electronic product at present, allowing users to access the Internet wirelessly anytime, anywhere via a computer within a certain area.
一般的无线网络存取装置仅具有供使用者上网的功能，当使用者需要使用其它电子产品时，例如想看电视时，仍然需要移动到其它电子产品旁，才可以享受一边上网一边使用电子产品的乐趣。General wireless network access devices only have the function for users to access the Internet. When users need to use other electronic products, such as watching TV, they still need to move to other electronic products to enjoy using electronic products while surfing the Internet. fun of.
如此一来，除了使用上的不方便外，由于使用者必须移动到其它电子产品所在的区域，更失去了使用无线网络存取装置来无线上网的意义。In this way, in addition to the inconvenience in use, since the user has to move to the area where other electronic products are located, it also loses the meaning of using the wireless network access device to access the Internet wirelessly.
(3)发明内容(3) Contents of the invention
有鉴于此，本发明提供一种可接收视讯的无线网络存取装置，应用于一无线网络系统，且该无线网络系统具有一系统主干及一计算机，包括：一视讯接收端，用以接收一视讯信号；一视讯译码单元，连接至该视讯接收端，用以译码该视讯信号；一第一以太网络端口，连接至该系统主干，用以自该系统主干接收多个第一数据封包，以及传送多个第二数据封包至该系统主干；以及一处理单元，连接至该视讯译码单元与该第一以太网络端口，用以将已译码的该视讯信号转换为多个视讯封包，并控制该等视讯封包及该等第一数据封包及该等第二数据封包的接收及传送；其中，该处理单元无线传送该等视讯封包及该等第一数据封包至该计算机，以及自该计算机无线接收该等第二数据封包。In view of this, the present invention provides a wireless network access device capable of receiving video, which is applied to a wireless network system, and the wireless network system has a system backbone and a computer, including: a video receiving end for receiving a A video signal; a video decoding unit connected to the video receiving end for decoding the video signal; a first Ethernet port connected to the system backbone for receiving a plurality of first data packets from the system backbone , and transmit a plurality of second data packets to the system backbone; and a processing unit, connected to the video decoding unit and the first Ethernet port, for converting the decoded video signal into a plurality of video packets , and control the reception and transmission of the video packets and the first data packets and the second data packets; wherein the processing unit wirelessly transmits the video packets and the first data packets to the computer, and automatically The computer wirelessly receives the second data packets.
(4)附图说明(4) Description of drawings
为使本发明的上述目的、特征和优点能更明显易懂，特举较佳实施例，并配合所附图式，作详细说明如下：In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and understandable, the preferred embodiments are specially cited, and in conjunction with the accompanying drawings, the detailed description is as follows:
图1表示本发明的无线网络存取装置。Fig. 1 shows the wireless network access device of the present invention.
(5)具体实施方式(5) specific implementation
本发明的主要目的为在无线网络存取装置(Access Point，AP)中加入影像处理的功能，让使用者可以经由单一装置同时接收视讯及存取无线网络数据，达到整合电子产品使其更轻薄短小的功效。The main purpose of the present invention is to add an image processing function to a wireless network access device (Access Point, AP), so that users can simultaneously receive video and access wireless network data through a single device, so as to achieve the integration of electronic products to make them lighter and thinner Short effect.
图1表示本发明的无线网络存取装置11。如图所示，无线网络存取装置(Access Point，AP)11应用于无线网络系统12，具有同时接收视讯及存取无线网络数据的功能。FIG. 1 shows a wireless network access device 11 of the present invention. As shown in the figure, a wireless network access device (Access Point, AP) 11 is applied to a wireless network system 12, and has functions of simultaneously receiving video and accessing wireless network data.
无线网络系统12包括系统主干13及笔记型计算机14。无线网络存取装置11包括视讯接收端21、解调单元22、视讯译码单元23、第一以太网络端口24、第二以太网络端口25、处理单元26及影音压缩单元27。The wireless network system 12 includes a system backbone 13 and a notebook computer 14 . The wireless network access device 11 includes a video receiving end 21 , a demodulation unit 22 , a video decoding unit 23 , a first Ethernet port 24 , a second Ethernet port 25 , a processing unit 26 and an audio-video compression unit 27 .
无线网络存取装置11经由视讯接收端21连接至视讯信号源15，以接收由视讯信号源15传来的视讯信号16。根据不同的视讯信号源16格式，视讯接收端21可以采用同轴电缆端子、S-Video端子或A/V端子。The wireless network access device 11 is connected to the video signal source 15 through the video receiving terminal 21 to receive the video signal 16 transmitted from the video signal source 15 . According to different formats of the video signal source 16 , the video receiving end 21 can adopt a coaxial cable terminal, an S-Video terminal or an A/V terminal.
举例来说，视讯信号16为NTSC格式的电视讯号，此处可以补充说明的是，视讯接收端21可以通过上述不同规格的讯号端子，与各种影音设备相连接，例如电视机、数字激光视盘播放器(DVD Player)等等，以增加影像来源的多样性。For example, the video signal 16 is a TV signal in NTSC format. What can be added here is that the video receiving end 21 can be connected to various audio-visual equipment through the above-mentioned signal terminals of different specifications, such as TV sets and digital laser discs. Player (DVD Player), etc., to increase the diversity of video sources.
解调单元22连接于视讯接收端21与视讯译码单元23之间，用来解调由视讯接收端21传来的视讯信号16。The demodulation unit 22 is connected between the video receiving end 21 and the video decoding unit 23 for demodulating the video signal 16 transmitted from the video receiving end 21 .
视讯译码单元23连接至解调单元22，用来将解调单元22传来的视讯信号16，由模拟视讯信号转换为数字视讯信号，并且，视讯译码单元23为模拟至数字转换器。The video decoding unit 23 is connected to the demodulation unit 22 for converting the video signal 16 from the demodulation unit 22 from an analog video signal to a digital video signal, and the video decoding unit 23 is an analog-to-digital converter.
此处可以补充说明的是，视讯译码单元23也可以直接连接至视讯接收端21(未图示出)。此时，视讯译码单元23直接译码由视讯接收端21传来的视讯信号16。It can be supplemented here that the video decoding unit 23 can also be directly connected to the video receiving end 21 (not shown). At this time, the video decoding unit 23 directly decodes the video signal 16 transmitted from the video receiving end 21 .
影音压缩单元27连接于视讯译码单元23与处理单元26之间，用来将由视讯译码单元23传来的数字视讯信号以MPEG技术加以压缩后，再传送至处理单元26。The audio-video compression unit 27 is connected between the video decoding unit 23 and the processing unit 26 , and is used for compressing the digital video signal transmitted from the video decoding unit 23 with MPEG technology, and then sending it to the processing unit 26 .
处理单元26连接至影音压缩单元27，用来将已压缩过的数字视讯信号转换为多个视讯封包17。同时，处理单元26亦与第一以太网络端口24相连接。第一以太网络端口24为RJ45连接端。无线网络存取装置11经由第一以太网络端口24连接至系统主干13，使得无线网络存取装置11可以自系统主干13接收多个第一数据封包18，或者是传送多个第二数据封包19至系统主干13。The processing unit 26 is connected to an audio-video compression unit 27 for converting the compressed digital video signal into a plurality of video packets 17 . Meanwhile, the processing unit 26 is also connected to the first Ethernet port 24 . The first Ethernet port 24 is an RJ45 connection. The wireless network access device 11 is connected to the system backbone 13 via the first Ethernet port 24, so that the wireless network access device 11 can receive a plurality of first data packets 18 from the system backbone 13, or transmit a plurality of second data packets 19 To system backbone 13.
通过与第一以太网络端口24相连接，处理单元26可以监控无线网络存取装置11与系统主干13之间的该等第一数据封包18及该等第二数据封包19的接收及传送状况，例如监控该等第一数据封包18及该等第二数据封包19的流量及品质。By being connected to the first Ethernet port 24, the processing unit 26 can monitor the reception and transmission status of the first data packets 18 and the second data packets 19 between the wireless network access device 11 and the system backbone 13, For example, the flow and quality of the first data packets 18 and the second data packets 19 are monitored.
最后，无线网络存取装置11可以采用两种不同的方式来与笔记型计算机14分享该等视讯封包17、该等第一数据封包18及该等第二数据封包19，分别是采用无线传输的方式及采用有线传输的方式。Finally, the wireless network access device 11 can share the video packets 17, the first data packets 18, and the second data packets 19 with the notebook computer 14 in two different ways, which are wirelessly transmitted respectively way and the way of using wired transmission.
当无线网络存取装置11采用无线传输的方式时，处理单元26会根据应用于因特网的TCP/IP协议，经由天线20以串流技术(Streaming Technology)将该等视讯封包17无线传送至笔记型计算机14，因此，笔记型计算机14的使用者31可以通过无线网络存取装置11接收到由视讯信号源15所传送出的视讯信号16，以达到使用计算机欣赏电视节目的功效。同时，处理单元26亦通过天线20无线传送该等第一数据封包18至笔记型计算机14，或者自笔记型计算机14无线接收该等第二数据封包19，因此，笔记型计算机14的使用者31可以通过无线网络存取装置11接收或传送该等第一数据封包18及该等第二数据封包19，以达到使用计算机浏览因特网的功效。此处可以补充说明的是，天线20乃是根据IEEE 802.11x标准来处理该等视讯封包17、该等第一数据封包18及该等第二数据封包19进行传送或接收作业。When the wireless network access device 11 adopts the wireless transmission method, the processing unit 26 will transmit the video packets 17 wirelessly to the notebook via the antenna 20 with streaming technology (Streaming Technology) according to the TCP/IP protocol applied to the Internet. The computer 14, therefore, the user 31 of the notebook computer 14 can receive the video signal 16 sent by the video signal source 15 through the wireless network access device 11, so as to achieve the effect of using the computer to enjoy TV programs. At the same time, the processing unit 26 also wirelessly transmits the first data packets 18 to the notebook computer 14 through the antenna 20, or wirelessly receives the second data packets 19 from the notebook computer 14. Therefore, the user 31 of the notebook computer 14 The first data packets 18 and the second data packets 19 can be received or transmitted through the wireless network access device 11 to achieve the effect of using a computer to browse the Internet. It can be added here that the antenna 20 processes the video packets 17 , the first data packets 18 and the second data packets 19 according to the IEEE 802.11x standard for transmitting or receiving.
当无线网络存取装置11采用有线传输的方式时，处理单元26会根据应用于因特网的TCP/IP协议，经由第二以太网络端口25传送该等视讯封包17及该等第一数据封包18至笔记型计算机14，或者自笔记型计算机14接收该等第二数据封包19，使得笔记型计算机14的使用者31同样可以使用计算机达到欣赏电视节目及浏览因特网的功效。又，第二以太网络端口25为RJ45连接端。When the wireless network access device 11 adopts a wired transmission mode, the processing unit 26 will transmit the video packets 17 and the first data packets 18 through the second Ethernet port 25 according to the TCP/IP protocol applied to the Internet The notebook computer 14, or receives the second data packets 19 from the notebook computer 14, so that the user 31 of the notebook computer 14 can also use the computer to enjoy TV programs and browse the Internet. Also, the second Ethernet port 25 is an RJ45 connection port.
如上所述，笔记型计算机14与无线网络存取装置11相连后，使用者31除了可以上网之外，同时也可以欣赏电视节目。再者，无线网络存取装置11若采用无线传输的方式与笔记型计算机14相连，则在一定的区域内，使用者31不需要移动到电视机旁，即可享受一边无线上网一边欣赏电视节目的乐趣。As mentioned above, after the notebook computer 14 is connected to the wireless network access device 11, the user 31 can not only surf the Internet, but also enjoy TV programs at the same time. Furthermore, if the wireless network access device 11 is connected to the notebook computer 14 by means of wireless transmission, within a certain area, the user 31 can enjoy TV programs while surfing the Internet wirelessly without moving to the TV. fun of.
本发明的无线网络存取装置在一般的无线上网功能之外，更加入影像处理的功能。藉此，使用者可以经由单一装置同时接收视讯及存取无线网络数据，不仅大幅地提高使用上的弹性及便利性，更具有电子产品整合后更轻薄短小的功效。The wireless network access device of the present invention adds the function of image processing in addition to the general wireless Internet access function. In this way, users can simultaneously receive video and access wireless network data through a single device, which not only greatly improves the flexibility and convenience of use, but also has the effect of being thinner, lighter and shorter after the integration of electronic products.
本发明虽以较佳实施例揭露如上，然其并非用以限定本发明的范围，任何熟习此项技艺者，在不脱离本发明的精神和范围内，当可做些许的更动与润饰，因此本发明的保护范围当视后附的申请专利范围所界定者为准。Although the present invention is disclosed as above with preferred embodiments, it is not intended to limit the scope of the present invention. Anyone skilled in this art can make some changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention should be defined by the scope of the appended patent application.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100091726A CN100473048C (en) | 2005-02-01 | 2005-02-01 | Wireless network access device capable of receiving video signal |
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| CNB2005100091726A CN100473048C (en) | 2005-02-01 | 2005-02-01 | Wireless network access device capable of receiving video signal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105871663A (en) * | 2015-01-19 | 2016-08-17 | 环旭电子股份有限公司 | Wireless Ethernet control method and wireless Ethernet system |
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| EP1313320A1 (en) * | 2001-11-13 | 2003-05-21 | Koninklijke Philips Electronics N.V. | System for transmitting video streams about an event to spectators physically present at that event |
| JP2003274214A (en) * | 2002-03-15 | 2003-09-26 | Sanyo Electric Co Ltd | Broadcast audience system |
| JP2004222136A (en) * | 2003-01-17 | 2004-08-05 | Matsushita Electric Ind Co Ltd | Wireless communication system and access point control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105871663A (en) * | 2015-01-19 | 2016-08-17 | 环旭电子股份有限公司 | Wireless Ethernet control method and wireless Ethernet system |
| CN105871663B (en) * | 2015-01-19 | 2019-04-05 | 环旭电子股份有限公司 | Wireless ethernet network control method and wireless ethernet network system |
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