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无线监控的福音——5G 无线数字传输模块介绍

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安防幼儿园学生

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发表于 2007-2-9 18:07:46 | 显示全部楼层 |阅读模式
1. Key Features
8 P/ M$ f$ j$ n5 _# ^ 1) Complete transceiver design of wireless communication at 5 GHz.
u2 ?. m: ^1 d8 W) ` 2) Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
2 n0 C j* @3 s3 t different country spectrum requirements.
8 J; q( }7 ~* Y9 Y; D: K; o7 s- C3) Dynamic frequency selection to resist interferences.
& B" N# M; p3 y4) Close-loop power control to minimize power consumption and be a friendly neighbor to
) W% G* I& @$ K4 d# jother WLAN networks at 5 GHz.
# w4 ^- m/ F0 b6 z 5) Secure networking to assure privacy and content rights protection.
+ I" ~$ f$ T, N Z0 } 6) Supports most of the digital video formats at TS layer including MPEG-2, MPEG-4,
! J/ p+ H: `$ e. O- u: k$ }- `$ WH.264 and VC-1 (WM-9).
) T1 {$ c) H5 B$ N" d 7) Supports point-to-point video connection with full QoS and point-to-multipoint video
7 A4 n5 k, E9 f! H1 j# Ubroadcasting.
7 j: Y+ j. w! d1 ^# ?+ } 8) Configurable expansion I/O connector enabling easy integration with existing host
, A* v% _( q& usystems.
7 S3 E" R& D" W1 J' [/ ^. U6 p& [ 9) HCI interface to the host CPU to enable flexible application development at the host level.
, `! v6 ^0 w# P. F10) Transmission of IR control signals to the video source devices from the TV location.
8 e5 p. B4 ^" a' R2 Functional Specifications
The WAV3000 supports standard MPEG Transport Stream input and output in either
2 { ^) D; K9 e' v1 J+ tParallel or Serial mode.
The Tx unit transmits the compressed MPEG TS signal to the Rx unit over the air, using the
: G3 t1 d$ E: v F: t WiViTM wireless networking technology at 5 GHz.
Supports 4.9 to 5.9 GHz frequency band and is controlled by software to comply with
7 E3 L, w1 f6 p# u1 g1 bdifferent country spectrum requirements.
The system support data rates from 6 Mbps to 60 Mbps.
The system supports video bit rates from 3 Mbps to 45 Mbps.
Proprietary radio resource control with dynamic frequency selection (DFS) and close-loop
/ Z9 S; p8 u$ m) D. \power control (CLPC).
Overall video propagation delay of less than 30 ms.
Receive sensitivity is –86 dBm for video rate of 6 Mbps, and –78 dBm for video rate of 20
7 r4 [' v' ~& E: L. mMbps.
0 y1 R" d3 b4 O2 c# `, M3 System Security
* o: F6 \9 B) R3 y The communication is authenticated and the media stream is encrypted to assure for
. {0 v& ]5 |; |0 cprotection of copyrighted material. Flexible pairing procedure between each Tx Unit and Rx Unit
# n6 ?) v( d% z ensures private communications between each pair of units. This also allow for coexistence of
) C! _9 L1 u( F4 O+ N multiple pairs of simultaneous operations without cross talk.
! X" w: p3 J" H: y5 k0 w) X__________________________________________________________________________
9 N0 T. C' k% J& {Gaffer_tam@163.com
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